======================================
| xx__-> [    9.824003][  T211] ------------[ cut here ]------------
| [    9.824292][  T211] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/211
| [    9.824550][  T211] Modules linked in:
| [    9.825020][  T211] Tainted: [W]=WARN
[    9.825126][  T211] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.825338][  T211] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.825520][  T211] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.826020][  T211] RSP: 0018:ffa0000000a06e30 EFLAGS: 00010286
[    9.826200][  T211] RAX: 00000000ffffffa6 RBX: ff110000135978c0 RCX: 1ff4000000140d8c
[    9.826419][  T211] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001359797c
[    9.826629][  T211] RBP: ff110000114c9000 R08: 1fe22000026b2f31 R09: ff11000015ba5180
[    9.826843][  T211] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.827055][  T211] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000001f82e04
[    9.827267][  T211] FS:  00007fd39bdd6840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[    9.827581][  T211] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.827755][  T211] CR2: 000000000042ebe0 CR3: 00000000166bb006 CR4: 0000000000771ef0
[    9.827970][  T211] PKRU: 55555554
[    9.828073][  T211] Call Trace:
[    9.828179][  T211]  <TASK>
[    9.828251][  T211]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.828495][  T211]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.828692][  T211]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.828797][  T211]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.828942][  T211]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.829078][  T211]  __dev_notify_flags (net/core/dev.c:9787)
[    9.829217][  T211]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.829423][  T211]  ? netif_change_name (net/core/dev.c:1495)
[    9.829562][  T211]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.829727][  T211]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.829876][  T211]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.830015][  T211]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.830153][  T211]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.830294][  T211]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.830493][  T211]  veth_newlink (drivers/net/veth.c:1871)
[    9.830634][  T211]  ? veth_poll_controller (drivers/net/veth.c:1470)
[    9.830771][  T211]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.831156][  T211]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.831296][  T211]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.831511][  T211]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.831649][  T211]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.831788][  T211]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.831931][  T211]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.832071][  T211]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.832211][  T211]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.832445][  T211]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.832584][  T211]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.832722][  T211]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.832871][  T211]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.833032][  T211]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.833176][  T211]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.833396][  T211]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.833535][  T211]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.833672][  T211]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.833810][  T211]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.833959][  T211]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.834099][  T211]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.834239][  T211]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.834462][  T211]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.834600][  T211]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.834737][  T211]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.834898][  T211]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.835037][  T211]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.835183][  T211]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.835415][  T211]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.835554][  T211]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.835697][  T211]  ? 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))
[    9.835835][  T211]  ? 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))
[    9.835981][  T211]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.836121][  T211]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.836267][  T211]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.836472][  T211]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.836613][  T211]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.836753][  T211]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.836899][  T211]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.837038][  T211]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.837177][  T211]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.837405][  T211]  ? move_addr_to_kernel (net/socket.c:258)
[    9.837549][  T211]  ___sys_sendmsg (net/socket.c:2752)
[    9.837685][  T211]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.837822][  T211]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.837977][  T211]  __sys_sendmsg (net/socket.c:2784)
[    9.838114][  T211]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.838267][  T211]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.838468][  T211]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.838609][  T211]  ? 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)
[    9.838748][  T211]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.838892][  T211]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.839031][  T211]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.839168][  T211]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.839312][  T211]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.839531][  T211]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.839729][  T211] RIP: 0033:0x7fd39c01008e
[    9.839884][  T211] 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
[    9.840384][  T211] RSP: 002b:00007ffe73099160 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.840593][  T211] RAX: ffffffffffffffda RBX: 00007ffe730998f8 RCX: 00007fd39c01008e
[    9.840799][  T211] RDX: 0000000000000000 RSI: 00007ffe73099210 RDI: 0000000000000005
[    9.841012][  T211] RBP: 00007ffe73099170 R08: 0000000000000000 R09: 0000000000000000
[    9.841251][  T211] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d083
[    9.841473][  T211] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe730998d0
| [    9.872478][  T211] ------------[ cut here ]------------
| [    9.872679][  T211] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/211
| [    9.872978][  T211] Modules linked in:
| [    9.874087][  T211] Tainted: [W]=WARN
[    9.874410][  T211] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.874764][  T211] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.875127][  T211] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.875831][  T211] RSP: 0018:ffa0000000a071b0 EFLAGS: 00010286
[    9.876145][  T211] RAX: 00000000ffffffa6 RBX: ff11000010aae040 RCX: 1ff4000000140dfc
[    9.876514][  T211] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010aae0fc
[    9.877110][  T211] RBP: ff11000008c6c000 R08: 1fe2200002155c21 R09: ff11000015ba5180
[    9.877504][  T211] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.877888][  T211] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab603b20
[    9.878260][  T211] FS:  00007fd39bdd6840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[    9.878690][  T211] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.879058][  T211] CR2: 000056282898bd70 CR3: 00000000166bb005 CR4: 0000000000771ef0
[    9.879482][  T211] PKRU: 55555554
[    9.879752][  T211] Call Trace:
[    9.880097][  T211]  <TASK>
[    9.880355][  T211]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.880672][  T211]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.880952][  T211]  __dev_notify_flags (net/core/dev.c:9787)
[    9.881288][  T211]  ? netif_change_name (net/core/dev.c:1495)
[    9.881605][  T211]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.881915][  T211]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.882230][  T211]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.882554][  T211]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.882864][  T211]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.883182][  T211]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.883500][  T211]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.883805][  T211]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.884148][  T211]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.884472][  T211]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.884777][  T211]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.885082][  T211]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.885361][  T211]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.885596][  T211]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.885789][  T211]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.885989][  T211]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.886206][  T211]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.886421][  T211]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.886612][  T211]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.886802][  T211]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.887031][  T211]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.887238][  T211]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.887447][  T211]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.887641][  T211]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.887833][  T211]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.888065][  T211]  ? 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))
[    9.888258][  T211]  ? 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))
[    9.888472][  T211]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.888666][  T211]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.888866][  T211]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.889060][  T211]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.889254][  T211]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.889468][  T211]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.889667][  T211]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.889868][  T211]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.890070][  T211]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.890293][  T211]  ? move_addr_to_kernel (net/socket.c:258)
[    9.890505][  T211]  ___sys_sendmsg (net/socket.c:2752)
[    9.890695][  T211]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.890915][  T211]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.891122][  T211]  __sys_sendmsg (net/socket.c:2784)
[    9.891336][  T211]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.891530][  T211]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.891721][  T211]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.891925][  T211]  ? 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)
[    9.892115][  T211]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.892329][  T211]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.892524][  T211]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.892714][  T211]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.892914][  T211]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.893108][  T211]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.893357][  T211] RIP: 0033:0x7fd39c01008e
[    9.893557][  T211] 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
[    9.894106][  T211] RSP: 002b:00007ffe73099160 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.894390][  T211] RAX: ffffffffffffffda RBX: 00007ffe730998f8 RCX: 00007fd39c01008e
[    9.894646][  T211] RDX: 0000000000000000 RSI: 00007ffe73099210 RDI: 0000000000000005
[    9.894965][  T211] RBP: 00007ffe73099170 R08: 0000000000000000 R09: 0000000000000000
[    9.895225][  T211] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d083
[    9.895505][  T211] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe730998d0
| [    9.965883][  T214] ------------[ cut here ]------------
| [    9.966125][  T214] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/214
| [    9.966482][  T214] Modules linked in:
| [    9.967017][  T214] Tainted: [W]=WARN
[    9.967227][  T214] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.967471][  T214] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.967703][  T214] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.968257][  T214] RSP: 0018:ffa0000000517a80 EFLAGS: 00010286
[    9.968533][  T214] RAX: 00000000ffffffa6 RBX: ff11000010aae200 RCX: 1ff40000000a2f16
[    9.968789][  T214] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010aae2bc
[    9.969055][  T214] RBP: ff11000017739000 R08: 1fe2200002155c59 R09: ff11000016de5180
[    9.969332][  T214] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.969592][  T214] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000017739000
[    9.969858][  T214] FS:  00007ff5b0894840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[    9.970150][  T214] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.970393][  T214] CR2: 00007ff5b0aa0690 CR3: 000000001586f002 CR4: 0000000000771ef0
[    9.970654][  T214] PKRU: 55555554
[    9.970808][  T214] Call Trace:
[    9.970970][  T214]  <TASK>
[    9.971092][  T214]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.971283][  T214]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.971489][  T214]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.971647][  T214]  register_netdevice (net/core/dev.c:11488)
[    9.971836][  T214]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.972070][  T214]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.972259][  T214]  register_netdev (net/core/dev.c:11552)
[    9.972469][  T214]  loopback_net_init (drivers/net/loopback.c:218)
[    9.972660][  T214]  ops_init (net/core/net_namespace.c:137)
[    9.972818][  T214]  setup_net (net/core/net_namespace.c:446)
[    9.972982][  T214]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.973168][  T214]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.973411][  T214]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.973615][  T214]  copy_net_ns (net/core/net_namespace.c:579)
[    9.973806][  T214]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.974004][  T214]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.974192][  T214]  ksys_unshare (kernel/fork.c:3243)
[    9.974401][  T214]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.974591][  T214]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.974782][  T214]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[    9.974981][  T214]  ? __ia32_sys_open (fs/open.c:1374)
[    9.975174][  T214]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.975384][  T214]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.975572][  T214]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.975761][  T214]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.975960][  T214]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.976149][  T214]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.976397][  T214] RIP: 0033:0x7ff5b0b56bcb
[    9.976590][  T214] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    9.977130][  T214] RSP: 002b:00007ffe18a118e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.977405][  T214] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff5b0b56bcb
[    9.977664][  T214] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.977924][  T214] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    9.978177][  T214] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe18a13b10
[    9.978453][  T214] R13: 0000000000000001 R14: 00007ff5b08946f8 R15: 00007ffe18a1586c
| [    9.983813][  T214] ------------[ cut here ]------------
| [    9.984019][  T214] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/214
| [    9.984311][  T214] Modules linked in:
| [    9.984803][  T214] Tainted: [W]=WARN
[    9.984986][  T214] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.985213][  T214] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.985465][  T214] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.986010][  T214] RSP: 0018:ffa0000000517918 EFLAGS: 00010286
[    9.986230][  T214] RAX: 00000000ffffffa6 RBX: ff11000014c98e40 RCX: 1ff40000000a2ee9
[    9.986504][  T214] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014c98efc
[    9.986764][  T214] RBP: ff11000005724000 R08: 1fe22000029931e1 R09: ff11000016de5180
[    9.987045][  T214] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.987298][  T214] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005724000
[    9.987577][  T214] FS:  00007ff5b0894840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[    9.987876][  T214] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.988097][  T214] CR2: 00007ff5b0aa0690 CR3: 000000001586f002 CR4: 0000000000771ef0
[    9.988369][  T214] PKRU: 55555554
[    9.988528][  T214] Call Trace:
[    9.988690][  T214]  <TASK>
[    9.988811][  T214]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.989008][  T214]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.989195][  T214]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.989369][  T214]  register_netdevice (net/core/dev.c:11488)
[    9.989557][  T214]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.989776][  T214]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.989971][  T214]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[    9.990162][  T214]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[    9.990368][  T214]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[    9.990555][  T214]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[    9.990773][  T214]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[    9.990969][  T214]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[    9.991162][  T214]  ops_init (net/core/net_namespace.c:137)
[    9.991338][  T214]  setup_net (net/core/net_namespace.c:446)
[    9.991494][  T214]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.991697][  T214]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.991896][  T214]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.992094][  T214]  copy_net_ns (net/core/net_namespace.c:579)
[    9.992287][  T214]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.992495][  T214]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.992683][  T214]  ksys_unshare (kernel/fork.c:3243)
[    9.992879][  T214]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.993086][  T214]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.993277][  T214]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[    9.993480][  T214]  ? __ia32_sys_open (fs/open.c:1374)
[    9.993671][  T214]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.993864][  T214]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.994067][  T214]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.994263][  T214]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.994470][  T214]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.994661][  T214]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.994890][  T214] RIP: 0033:0x7ff5b0b56bcb
[    9.995084][  T214] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    9.995634][  T214] RSP: 002b:00007ffe18a118e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.995898][  T214] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff5b0b56bcb
[    9.996151][  T214] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.996427][  T214] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    9.996680][  T214] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe18a13b10
[    9.996944][  T214] R13: 0000000000000001 R14: 00007ff5b08946f8 R15: 00007ffe18a1586c
| [   10.002746][  T214] ------------[ cut here ]------------
| [   10.002955][  T214] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/214
| [   10.003246][  T214] Modules linked in:
| [   10.003839][  T214] Tainted: [W]=WARN
[   10.004008][  T214] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.004231][  T214] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.004477][  T214] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.005028][  T214] RSP: 0018:ffa00000005178f8 EFLAGS: 00010286
[   10.005253][  T214] RAX: 00000000ffffffa6 RBX: ff11000014c98c80 RCX: 1ff40000000a2ee5
[   10.005530][  T214] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014c98d3c
[   10.005787][  T214] RBP: ff110000176c9000 R08: 1fe22000029931a9 R09: ff11000016de5180
[   10.006048][  T214] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   10.006329][  T214] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000176c9000
[   10.006590][  T214] FS:  00007ff5b0894840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   10.006892][  T214] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.007145][  T214] CR2: 00007ff5b0aa0690 CR3: 000000001586f002 CR4: 0000000000771ef0
[   10.007434][  T214] PKRU: 55555554
[   10.007590][  T214] Call Trace:
[   10.007745][  T214]  <TASK>
[   10.007875][  T214]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.008066][  T214]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.008255][  T214]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.008434][  T214]  register_netdevice (net/core/dev.c:11488)
[   10.008626][  T214]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   10.008859][  T214]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.009050][  T214]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   10.009241][  T214]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   10.009449][  T214]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   10.009641][  T214]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   10.009831][  T214]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   10.010034][  T214]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   10.010225][  T214]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.010440][  T214]  vti_init_net (net/ipv4/ip_vti.c:517)
[   10.010632][  T214]  ops_init (net/core/net_namespace.c:137)
[   10.010789][  T214]  setup_net (net/core/net_namespace.c:446)
[   10.010954][  T214]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   10.011141][  T214]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   10.011365][  T214]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   10.011562][  T214]  copy_net_ns (net/core/net_namespace.c:579)
[   10.011783][  T214]  create_new_namespaces (kernel/nsproxy.c:132)
[   10.011990][  T214]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   10.012180][  T214]  ksys_unshare (kernel/fork.c:3243)
[   10.012393][  T214]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.012584][  T214]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   10.012774][  T214]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   10.012974][  T214]  ? __ia32_sys_open (fs/open.c:1374)
[   10.013186][  T214]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   10.013404][  T214]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   10.013595][  T214]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.013785][  T214]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.014003][  T214]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.014196][  T214]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.014438][  T214] RIP: 0033:0x7ff5b0b56bcb
[   10.014634][  T214] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   10.015179][  T214] RSP: 002b:00007ffe18a118e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   10.015460][  T214] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff5b0b56bcb
[   10.015715][  T214] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   10.015982][  T214] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[   10.016237][  T214] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe18a13b10
[   10.016509][  T214] R13: 0000000000000001 R14: 00007ff5b08946f8 R15: 00007ffe18a1586c
| [   10.021494][  T214] ------------[ cut here ]------------
| [   10.021680][  T214] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/214
| [   10.021978][  T214] Modules linked in:
| [   10.022504][  T214] Tainted: [W]=WARN
[   10.022659][  T214] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.022892][  T214] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.023122][  T214] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.023687][  T214] RSP: 0018:ffa0000000517a78 EFLAGS: 00010286
[   10.023950][  T214] RAX: 00000000ffffffa6 RBX: ff11000013597e00 RCX: 1ff40000000a2f15
[   10.024212][  T214] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013597ebc
[   10.024498][  T214] RBP: ff110000169b4000 R08: 1fe22000026b2fd9 R09: ff11000016de5180
[   10.024782][  T214] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   10.025055][  T214] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000169b4000
[   10.025345][  T214] FS:  00007ff5b0894840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   10.025660][  T214] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.025899][  T214] CR2: 00007ff5b0aa0690 CR3: 000000001586f002 CR4: 0000000000771ef0
[   10.026161][  T214] PKRU: 55555554
[   10.026338][  T214] Call Trace:
[   10.026514][  T214]  <TASK>
[   10.026639][  T214]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.026834][  T214]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.027034][  T214]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.027193][  T214]  register_netdevice (net/core/dev.c:11488)
[   10.027408][  T214]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   10.027632][  T214]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.027829][  T214]  register_netdev (net/core/dev.c:11552)
[   10.028029][  T214]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   10.028222][  T214]  ops_init (net/core/net_namespace.c:137)
[   10.028402][  T214]  setup_net (net/core/net_namespace.c:446)
[   10.028562][  T214]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   10.028754][  T214]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   10.028959][  T214]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   10.029152][  T214]  copy_net_ns (net/core/net_namespace.c:579)
[   10.029367][  T214]  create_new_namespaces (kernel/nsproxy.c:132)
[   10.029563][  T214]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   10.029754][  T214]  ksys_unshare (kernel/fork.c:3243)
[   10.029954][  T214]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.030144][  T214]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   10.030362][  T214]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   10.030555][  T214]  ? __ia32_sys_open (fs/open.c:1374)
[   10.030746][  T214]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   10.030955][  T214]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   10.031144][  T214]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.031357][  T214]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.031547][  T214]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.031737][  T214]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.031967][  T214] RIP: 0033:0x7ff5b0b56bcb
[   10.032162][  T214] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   10.032719][  T214] RSP: 002b:00007ffe18a118e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   10.033177][  T214] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff5b0b56bcb
[   10.033455][  T214] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   10.033711][  T214] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[   10.033976][  T214] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe18a13b10
[   10.034258][  T214] R13: 0000000000000001 R14: 00007ff5b08946f8 R15: 00007ffe18a1586c
| [   10.039632][  T214] ------------[ cut here ]------------
| [   10.039821][  T214] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/214
| [   10.040144][  T214] Modules linked in:
| [   10.041214][  T214] Tainted: [W]=WARN
[   10.041453][  T214] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.041732][  T214] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.042030][  T214] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.042643][  T214] RSP: 0018:ffa0000000517a68 EFLAGS: 00010286
[   10.042963][  T214] RAX: 00000000ffffffa6 RBX: ff11000012b0a040 RCX: 1ff40000000a2f13
[   10.043284][  T214] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0a0fc
[   10.043612][  T214] RBP: ff11000007829000 R08: 1fe2200002561421 R09: ff11000016de5180
[   10.043931][  T214] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   10.044247][  T214] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007829000
[   10.044581][  T214] FS:  00007ff5b0894840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   10.044939][  T214] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.045224][  T214] CR2: 00007ff5b0aa0690 CR3: 000000001586f002 CR4: 0000000000771ef0
[   10.045565][  T214] PKRU: 55555554
[   10.045778][  T214] Call Trace:
[   10.045993][  T214]  <TASK>
[   10.046172][  T214]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.046443][  T214]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.046692][  T214]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.046916][  T214]  register_netdevice (net/core/dev.c:11488)
[   10.047164][  T214]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   10.047468][  T214]  register_netdev (net/core/dev.c:11552)
[   10.047719][  T214]  sit_init_net (net/ipv6/sit.c:1860)
[   10.047990][  T214]  ops_init (net/core/net_namespace.c:137)
[   10.048210][  T214]  setup_net (net/core/net_namespace.c:446)
[   10.048449][  T214]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   10.048696][  T214]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   10.048936][  T214]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   10.049129][  T214]  copy_net_ns (net/core/net_namespace.c:579)
[   10.049353][  T214]  create_new_namespaces (kernel/nsproxy.c:132)
[   10.049549][  T214]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   10.049741][  T214]  ksys_unshare (kernel/fork.c:3243)
[   10.049942][  T214]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.050133][  T214]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   10.050346][  T214]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   10.050543][  T214]  ? __ia32_sys_open (fs/open.c:1374)
[   10.050737][  T214]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   10.050934][  T214]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   10.051158][  T214]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.051376][  T214]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.051571][  T214]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.051761][  T214]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.051996][  T214] RIP: 0033:0x7ff5b0b56bcb
[   10.052219][  T214] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   10.052780][  T214] RSP: 002b:00007ffe18a118e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   10.053055][  T214] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff5b0b56bcb
[   10.053431][  T214] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   10.053688][  T214] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[   10.054238][  T214] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe18a13b10
[   10.054707][  T214] R13: 0000000000000001 R14: 00007ff5b08946f8 R15: 00007ffe18a1586c
| [   10.069352][  T214] ------------[ cut here ]------------
| [   10.069551][  T214] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/214
| [   10.069874][  T214] Modules linked in:
| [   10.070392][  T214] Tainted: [W]=WARN
[   10.070553][  T214] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.070778][  T214] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.071020][  T214] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.071578][  T214] RSP: 0018:ffa0000000517a78 EFLAGS: 00010286
[   10.071809][  T214] RAX: 00000000ffffffa6 RBX: ff11000012a60740 RCX: 1ff40000000a2f15
[   10.072089][  T214] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012a607fc
[   10.072371][  T214] RBP: ff110000169b1000 R08: 1fe220000254c101 R09: ff11000016de5180
[   10.072631][  T214] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   10.072897][  T214] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000169b1000
[   10.073159][  T214] FS:  00007ff5b0894840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   10.073473][  T214] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.073697][  T214] CR2: 00007ff5b0aa0690 CR3: 000000001586f002 CR4: 0000000000771ef0
[   10.073964][  T214] PKRU: 55555554
[   10.074121][  T214] Call Trace:
[   10.074278][  T214]  <TASK>
[   10.074417][  T214]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.074609][  T214]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.074802][  T214]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.074970][  T214]  register_netdevice (net/core/dev.c:11488)
[   10.075165][  T214]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   10.075406][  T214]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.075605][  T214]  register_netdev (net/core/dev.c:11552)
[   10.075795][  T214]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   10.075996][  T214]  ops_init (net/core/net_namespace.c:137)
[   10.076154][  T214]  setup_net (net/core/net_namespace.c:446)
[   10.076380][  T214]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   10.076571][  T214]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   10.076762][  T214]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   10.076965][  T214]  copy_net_ns (net/core/net_namespace.c:579)
[   10.077157][  T214]  create_new_namespaces (kernel/nsproxy.c:132)
[   10.077372][  T214]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   10.077565][  T214]  ksys_unshare (kernel/fork.c:3243)
[   10.077758][  T214]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.077959][  T214]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   10.078153][  T214]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   10.078367][  T214]  ? __ia32_sys_open (fs/open.c:1374)
[   10.078561][  T214]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   10.078750][  T214]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   10.078947][  T214]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.079138][  T214]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.079349][  T214]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.079542][  T214]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.079767][  T214] RIP: 0033:0x7ff5b0b56bcb
[   10.079970][  T214] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   10.080538][  T214] RSP: 002b:00007ffe18a118e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   10.080800][  T214] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff5b0b56bcb
[   10.081064][  T214] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   10.081342][  T214] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[   10.081599][  T214] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe18a13b10
[   10.081883][  T214] R13: 0000000000000001 R14: 00007ff5b08946f8 R15: 00007ffe18a1586c
| [   10.152667][  T224] ------------[ cut here ]------------
| [   10.152829][  T224] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/224
| [   10.153075][  T224] Modules linked in:
| [   10.153500][  T224] Tainted: [W]=WARN
[   10.153602][  T224] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.153772][  T224] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.153952][  T224] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.154448][  T224] RSP: 0018:ffa0000000757020 EFLAGS: 00010286
[   10.154619][  T224] RAX: 00000000ffffffa6 RBX: ff110000158bf000 RCX: 1ff40000000eadca
[   10.154817][  T224] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000158bf0bc
[   10.155020][  T224] RBP: ff11000017739000 R08: 1fe2200002b17e19 R09: ff11000016848b58
[   10.155218][  T224] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   10.155435][  T224] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   10.155637][  T224] FS:  00007f2caa721840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   10.155875][  T224] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.156047][  T224] CR2: 00007f2caa9f11a0 CR3: 000000001069d005 CR4: 0000000000771ef0
[   10.156250][  T224] PKRU: 55555554
[   10.156360][  T224] Call Trace:
[   10.156462][  T224]  <TASK>
[   10.156533][  T224]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.156676][  T224]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.156778][  T224]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.156917][  T224]  __dev_notify_flags (net/core/dev.c:9787)
[   10.157057][  T224]  ? netif_change_name (net/core/dev.c:1495)
[   10.157191][  T224]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.157335][  T224]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   10.157474][  T224]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.157620][  T224]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   10.157759][  T224]  netif_change_flags (net/core/dev.c:9820)
[   10.157902][  T224]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   10.158036][  T224]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.158176][  T224]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.158321][  T224]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.158488][  T224]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.158621][  T224]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.158755][  T224]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.158894][  T224]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.159031][  T224]  ? __kernel_text_address (kernel/extable.c:79)
[   10.159169][  T224]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.159311][  T224]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.159452][  T224]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.159587][  T224]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.159724][  T224]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.159880][  T224]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.160014][  T224]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.160148][  T224]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.160286][  T224]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   10.160510][  T224]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.160647][  T224]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.160782][  T224]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.160928][  T224]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.161066][  T224]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.161201][  T224]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.161431][  T224]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.161642][  T224]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.161777][  T224]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.161917][  T224]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.162062][  T224]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.162195][  T224]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.162405][  T224]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.162541][  T224]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.162675][  T224]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.162810][  T224]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.162961][  T224]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.163094][  T224]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.163226][  T224]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.163434][  T224]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.163566][  T224]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.163699][  T224]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.163834][  T224]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.163973][  T224]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.164115][  T224]  ? 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))
[   10.164247][  T224]  ? 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))
[   10.164396][  T224]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.164531][  T224]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.164665][  T224]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.164802][  T224]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.164942][  T224]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.165082][  T224]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.165220][  T224]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.165363][  T224]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.165498][  T224]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.165665][  T224]  ? move_addr_to_kernel (net/socket.c:258)
[   10.165799][  T224]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.165939][  T224]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.166080][  T224]  ___sys_sendmsg (net/socket.c:2752)
[   10.166213][  T224]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.166388][  T224]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.166536][  T224]  __sys_sendmsg (net/socket.c:2784)
[   10.166671][  T224]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.166805][  T224]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.166979][  T224]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.167119][  T224]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.167260][  T224]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.167406][  T224]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.167542][  T224]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.167677][  T224]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.167851][  T224] RIP: 0033:0x7f2caa95b08e
[   10.167996][  T224] 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
[   10.168510][  T224] RSP: 002b:00007ffceb0c6590 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.168714][  T224] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2caa95b08e
[   10.168919][  T224] RDX: 0000000000000000 RSI: 00007ffceb0c6640 RDI: 0000000000000005
[   10.169124][  T224] RBP: 00007ffceb0c65a0 R08: 0000000000000000 R09: 0000000000000000
[   10.169333][  T224] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d083
[   10.169567][  T224] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffceb0c6d10
| [   10.283607][  T229] ------------[ cut here ]------------
| [   10.283823][  T229] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/229
| [   10.284115][  T229] Modules linked in:
| [   10.284606][  T229] Tainted: [W]=WARN
[   10.284759][  T229] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.284991][  T229] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.285216][  T229] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.285819][  T229] RSP: 0018:ffa0000000a86ff8 EFLAGS: 00010286
[   10.286041][  T229] RAX: 00000000ffffffa6 RBX: ff1100001336e200 RCX: 1ff4000000150dc5
[   10.286291][  T229] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001336e2bc
[   10.286584][  T229] RBP: ff110000114c9000 R08: 1fe220000266dc59 R09: ff11000016c20b58
[   10.286827][  T229] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   10.287078][  T229] R13: 0000000000000000 R14: ffa0000000a87140 R15: ff11000013533150
[   10.287348][  T229] FS:  00007f37784ff840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   10.287629][  T229] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.287852][  T229] CR2: 0000000011ab0988 CR3: 0000000016eff006 CR4: 0000000000771ef0
[   10.288099][  T229] PKRU: 55555554
[   10.288248][  T229] Call Trace:
[   10.288416][  T229]  <TASK>
[   10.288539][  T229]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   10.288725][  T229]  __dev_change_net_namespace (net/core/dev.c:12635)
[   10.288948][  T229]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.289129][  T229]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.289334][  T229]  ? default_device_exit_batch (net/core/dev.c:13091)
[   10.289548][  T229]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.289728][  T229]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.289922][  T229]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.290104][  T229]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   10.290290][  T229]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.290487][  T229]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   10.290671][  T229]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   10.290863][  T229]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.291048][  T229]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.291266][  T229]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.291467][  T229]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.291649][  T229]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.291829][  T229]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.292020][  T229]  ? __kernel_text_address (kernel/extable.c:79)
[   10.292203][  T229]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.292405][  T229]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.292591][  T229]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.292775][  T229]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.292960][  T229]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.293140][  T229]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.293342][  T229]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.293572][  T229]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.293756][  T229]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   10.293949][  T229]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.294137][  T229]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.294343][  T229]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.294525][  T229]  ? nla_get_range_signed (lib/nlattr.c:270)
[   10.294712][  T229]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.294905][  T229]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.295090][  T229]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.295274][  T229]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.295475][  T229]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.295657][  T229]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.295838][  T229]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.296034][  T229]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.296214][  T229]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.296419][  T229]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.296602][  T229]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.296784][  T229]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.296977][  T229]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.297159][  T229]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.297363][  T229]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.297546][  T229]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.297730][  T229]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.297921][  T229]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.298106][  T229]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.298291][  T229]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.298493][  T229]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.298680][  T229]  ? 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))
[   10.298870][  T229]  ? 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))
[   10.299055][  T229]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.299240][  T229]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.299437][  T229]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.299623][  T229]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.299810][  T229]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.299998][  T229]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.300184][  T229]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.300391][  T229]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.300573][  T229]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.300785][  T229]  ? move_addr_to_kernel (net/socket.c:258)
[   10.300977][  T229]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.301164][  T229]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.301368][  T229]  ___sys_sendmsg (net/socket.c:2752)
[   10.301551][  T229]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.301766][  T229]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.301968][  T229]  __sys_sendmsg (net/socket.c:2784)
[   10.302152][  T229]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.302354][  T229]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.302575][  T229]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.302758][  T229]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.302950][  T229]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.303132][  T229]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.303334][  T229]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.303518][  T229]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.303731][  T229] RIP: 0033:0x7f377873908e
[   10.303927][  T229] 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
[   10.304462][  T229] RSP: 002b:00007ffea6c81a50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.304709][  T229] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f377873908e
[   10.304959][  T229] RDX: 0000000000000000 RSI: 00007ffea6c81b00 RDI: 0000000000000005
[   10.305207][  T229] RBP: 00007ffea6c81a60 R08: 0000000000000000 R09: 0000000000000000
[   10.305474][  T229] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d083
[   10.305719][  T229] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea6c821c0
| [   10.308948][  T229] ------------[ cut here ]------------
| [   10.309128][  T229] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/229
| [   10.309429][  T229] Modules linked in:
| [   10.309928][  T229] Tainted: [W]=WARN
[   10.310081][  T229] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.310299][  T229] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.310538][  T229] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.311065][  T229] RSP: 0018:ffa0000000a86fc0 EFLAGS: 00010286
[   10.311286][  T229] RAX: 00000000ffffffa6 RBX: ff1100001336f000 RCX: 1ff4000000150dbe
[   10.311547][  T229] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001336f0bc
[   10.311799][  T229] RBP: ff110000114c9000 R08: 1fe220000266de19 R09: ff11000016c20b58
[   10.312057][  T229] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   10.312311][  T229] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013533150
[   10.312590][  T229] FS:  00007f37784ff840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   10.312885][  T229] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.313103][  T229] CR2: 0000000011ab0988 CR3: 0000000016eff006 CR4: 0000000000771ef0
[   10.313372][  T229] PKRU: 55555554
[   10.313526][  T229] Call Trace:
[   10.313678][  T229]  <TASK>
[   10.313799][  T229]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.313995][  T229]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.314185][  T229]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.314364][  T229]  __dev_change_net_namespace (net/core/dev.c:12695)
[   10.314585][  T229]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.314770][  T229]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.314963][  T229]  ? default_device_exit_batch (net/core/dev.c:13091)
[   10.315180][  T229]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.315388][  T229]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.315578][  T229]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.315765][  T229]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   10.315959][  T229]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.316145][  T229]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   10.316355][  T229]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   10.316544][  T229]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.316731][  T229]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.316962][  T229]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.317148][  T229]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.317357][  T229]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.317543][  T229]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.317728][  T229]  ? __kernel_text_address (kernel/extable.c:79)
[   10.317921][  T229]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.318109][  T229]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.318296][  T229]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.318497][  T229]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.318681][  T229]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.318870][  T229]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.319054][  T229]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.319240][  T229]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.319440][  T229]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   10.319624][  T229]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.319812][  T229]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.320007][  T229]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.320190][  T229]  ? nla_get_range_signed (lib/nlattr.c:270)
[   10.320399][  T229]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.320587][  T229]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.320775][  T229]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.320960][  T229]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.321148][  T229]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.321353][  T229]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.321536][  T229]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.321723][  T229]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.321914][  T229]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.322099][  T229]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.322285][  T229]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.322486][  T229]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.322676][  T229]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.322868][  T229]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.323052][  T229]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.323236][  T229]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.323438][  T229]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.323620][  T229]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.323806][  T229]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.323998][  T229]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.324187][  T229]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.324400][  T229]  ? 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))
[   10.324582][  T229]  ? 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))
[   10.324769][  T229]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.324962][  T229]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.325147][  T229]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.325357][  T229]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.325546][  T229]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.325732][  T229]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.325927][  T229]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.326112][  T229]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.326296][  T229]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.326526][  T229]  ? move_addr_to_kernel (net/socket.c:258)
[   10.326714][  T229]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.326912][  T229]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.327098][  T229]  ___sys_sendmsg (net/socket.c:2752)
[   10.327282][  T229]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.327514][  T229]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.327711][  T229]  __sys_sendmsg (net/socket.c:2784)
[   10.327905][  T229]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.328086][  T229]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.328328][  T229]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.328515][  T229]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.328701][  T229]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.328891][  T229]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.329076][  T229]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.329261][  T229]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.329499][  T229] RIP: 0033:0x7f377873908e
[   10.329689][  T229] 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
[   10.330219][  T229] RSP: 002b:00007ffea6c81a50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.330492][  T229] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f377873908e
[   10.330741][  T229] RDX: 0000000000000000 RSI: 00007ffea6c81b00 RDI: 0000000000000005
[   10.331000][  T229] RBP: 00007ffea6c81a60 R08: 0000000000000000 R09: 0000000000000000
[   10.331247][  T229] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d083
[   10.331514][  T229] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea6c821c0
| [   10.432308][  T231] ------------[ cut here ]------------
| [   10.432487][  T231] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/231
| [   10.432739][  T231] Modules linked in: vxlan
| [   10.433186][  T231] Tainted: [W]=WARN
[   10.433299][  T231] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.433485][  T231] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.433673][  T231] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.434188][  T231] RSP: 0018:ffa00000009f6f70 EFLAGS: 00010286
[   10.434379][  T231] RAX: 00000000ffffffa6 RBX: ff1100000549cac0 RCX: 1ff400000013edb4
[   10.434594][  T231] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000549cb7c
[   10.434808][  T231] RBP: ff110000114c9000 R08: 1fe2200000a93971 R09: ff11000016a92e80
[   10.435027][  T231] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   10.435241][  T231] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   10.435467][  T231] FS:  00007f0eb245b840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   10.435720][  T231] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.435905][  T231] CR2: 0000562828840e90 CR3: 0000000004bc3002 CR4: 0000000000771ef0
[   10.436120][  T231] PKRU: 55555554
[   10.436227][  T231] Call Trace:
[   10.436343][  T231]  <TASK>
[   10.436419][  T231]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.436567][  T231]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   10.436711][  T231]  notifier_call_chain (kernel/notifier.c:85)
[   10.436862][  T231]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   10.437007][  T231]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   10.437156][  T231]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   10.437306][  T231]  netdev_upper_dev_link (net/core/dev.c:8972)
[   10.437457][  T231]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   10.437604][  T231] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   10.437752][  T231]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   10.437906][  T231] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   10.438053][  T231]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   10.438202][  T231]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.438354][  T231]  ? nla_strscpy (lib/nlattr.c:795)
[   10.438501][  T231]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.438644][  T231]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.438787][  T231]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.438939][  T231]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.439089][  T231]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.439239][  T231]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.439394][  T231]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.439538][  T231]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.439683][  T231]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.439826][  T231]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.439975][  T231]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.440123][  T231]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.440268][  T231]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.440416][  T231]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.440557][  T231]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.440698][  T231]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.440841][  T231]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.440992][  T231]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.441133][  T231]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.441279][  T231]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.441426][  T231]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.441568][  T231]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.441715][  T231]  ? 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))
[   10.441862][  T231]  ? 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))
[   10.442008][  T231]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.442150][  T231]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.442296][  T231]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.442446][  T231]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.442590][  T231]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.442734][  T231]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.442884][  T231]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.443028][  T231]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.443170][  T231]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.443355][  T231]  ? move_addr_to_kernel (net/socket.c:258)
[   10.443499][  T231]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.443642][  T231]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.443785][  T231]  ___sys_sendmsg (net/socket.c:2752)
[   10.443930][  T231]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.444109][  T231]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.444263][  T231]  __sys_sendmsg (net/socket.c:2784)
[   10.444417][  T231]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.444559][  T231]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.444739][  T231]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.444888][  T231]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.445032][  T231]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.445178][  T231]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.445330][  T231]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.445474][  T231]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.445649][  T231] RIP: 0033:0x7f0eb269508e
[   10.445798][  T231] 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
[   10.446320][  T231] RSP: 002b:00007ffe2c24ea40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.446538][  T231] RAX: ffffffffffffffda RBX: 00007ffe2c24f1e8 RCX: 00007f0eb269508e
[   10.446751][  T231] RDX: 0000000000000000 RSI: 00007ffe2c24eaf0 RDI: 0000000000000005
[   10.446968][  T231] RBP: 00007ffe2c24ea50 R08: 0000000000000000 R09: 0000000000000000
[   10.447182][  T231] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d083
[   10.447403][  T231] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe2c24f1c0
| [   10.449071][  T231] ------------[ cut here ]------------
| [   10.449213][  T231] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/231
| [   10.449467][  T231] Modules linked in: vxlan
| [   10.449906][  T231] Tainted: [W]=WARN
[   10.450014][  T231] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.450193][  T231] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.450385][  T231] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.450894][  T231] RSP: 0018:ffa00000009f6fd0 EFLAGS: 00010286
[   10.451074][  T231] RAX: 00000000ffffffa6 RBX: ff1100000549c900 RCX: 1ff400000013edc0
[   10.451290][  T231] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000549c9bc
[   10.451507][  T231] RBP: ff11000016b0a000 R08: 1fe2200000a93939 R09: ff11000016a92e80
[   10.451721][  T231] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.451941][  T231] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000016b0ae44
[   10.452155][  T231] FS:  00007f0eb245b840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   10.452413][  T231] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.452591][  T231] CR2: 0000562828840e90 CR3: 0000000004bc3002 CR4: 0000000000771ef0
[   10.452804][  T231] PKRU: 55555554
[   10.452917][  T231] Call Trace:
[   10.453022][  T231]  <TASK>
[   10.453097][  T231]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.453241][  T231]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.453356][  T231]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   10.453498][  T231]  __dev_notify_flags (net/core/dev.c:9787)
[   10.453643][  T231]  ? netif_change_name (net/core/dev.c:1495)
[   10.453787][  T231]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   10.453937][  T231]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   10.454081][  T231]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.454225][  T231] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   10.454381][  T231]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   10.454527][  T231] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   10.454673][  T231]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   10.454822][  T231]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.454971][  T231]  ? nla_strscpy (lib/nlattr.c:795)
[   10.455113][  T231]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.455256][  T231]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.455413][  T231]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.455554][  T231]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.455701][  T231]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.455852][  T231]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.455998][  T231]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.456140][  T231]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.456284][  T231]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.456431][  T231]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.456573][  T231]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.456720][  T231]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.456870][  T231]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.457011][  T231]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.457154][  T231]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.457308][  T231]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.457455][  T231]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.457598][  T231]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.457741][  T231]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.457887][  T231]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.458028][  T231]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.458169][  T231]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.458323][  T231]  ? 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))
[   10.458466][  T231]  ? 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))
[   10.458609][  T231]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.458753][  T231]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.458901][  T231]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.459044][  T231]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.459188][  T231]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.459344][  T231]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.459507][  T231]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.459648][  T231]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.459791][  T231]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.459973][  T231]  ? move_addr_to_kernel (net/socket.c:258)
[   10.460118][  T231]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.460260][  T231]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.460415][  T231]  ___sys_sendmsg (net/socket.c:2752)
[   10.460559][  T231]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.460736][  T231]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.460896][  T231]  __sys_sendmsg (net/socket.c:2784)
[   10.461038][  T231]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.461180][  T231]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.461367][  T231]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.461512][  T231]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.461655][  T231]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.461797][  T231]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.461947][  T231]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.462089][  T231]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.462265][  T231] RIP: 0033:0x7f0eb269508e
[   10.462421][  T231] 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
[   10.462931][  T231] RSP: 002b:00007ffe2c24ea40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.463144][  T231] RAX: ffffffffffffffda RBX: 00007ffe2c24f1e8 RCX: 00007f0eb269508e
[   10.463365][  T231] RDX: 0000000000000000 RSI: 00007ffe2c24eaf0 RDI: 0000000000000005
[   10.463578][  T231] RBP: 00007ffe2c24ea50 R08: 0000000000000000 R09: 0000000000000000
[   10.463790][  T231] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d083
[   10.464007][  T231] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe2c24f1c0
| [   10.545063][  T236] ------------[ cut here ]------------
| [   10.545241][  T236] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/236
| [   10.546017][  T236] Modules linked in: vxlan
| [   10.546470][  T236] Tainted: [W]=WARN
[   10.546579][  T236] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.546759][  T236] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.546956][  T236] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.547485][  T236] RSP: 0018:ffa00000009e6f70 EFLAGS: 00010286
[   10.547670][  T236] RAX: 00000000ffffffa6 RBX: ff11000012ee4ac0 RCX: 1ff400000013cdb4
[   10.547894][  T236] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012ee4b7c
[   10.548112][  T236] RBP: ff110000114c9000 R08: 1fe22000025dc971 R09: ff11000016e25180
[   10.548334][  T236] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   10.548551][  T236] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   10.548768][  T236] FS:  00007f2308285840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   10.549028][  T236] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.549211][  T236] CR2: 00000000040f9a28 CR3: 0000000015d73001 CR4: 0000000000771ef0
[   10.549436][  T236] PKRU: 55555554
[   10.549546][  T236] Call Trace:
[   10.549654][  T236]  <TASK>
[   10.549729][  T236]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.549882][  T236]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   10.550030][  T236]  notifier_call_chain (kernel/notifier.c:85)
[   10.550181][  T236]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   10.550335][  T236]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   10.550483][  T236]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   10.550630][  T236]  netdev_upper_dev_link (net/core/dev.c:8972)
[   10.550775][  T236]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   10.550927][  T236] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   10.551079][  T236]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   10.551231][  T236] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   10.551389][  T236]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   10.551540][  T236]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.551685][  T236]  ? nla_strscpy (lib/nlattr.c:795)
[   10.551830][  T236]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.551982][  T236]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.552129][  T236]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.552283][  T236]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.552440][  T236]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.552590][  T236]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.552737][  T236]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.552886][  T236]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.553031][  T236]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.553177][  T236]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.553330][  T236]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.553480][  T236]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.553645][  T236]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.553791][  T236]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.553941][  T236]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.554085][  T236]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.554230][  T236]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.554388][  T236]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.554532][  T236]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.554678][  T236]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.554822][  T236]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.554972][  T236]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.555121][  T236]  ? 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))
[   10.555266][  T236]  ? 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))
[   10.555421][  T236]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.555572][  T236]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.555726][  T236]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.555877][  T236]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.556023][  T236]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.556169][  T236]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.556325][  T236]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.556470][  T236]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.556617][  T236]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.556795][  T236]  ? move_addr_to_kernel (net/socket.c:258)
[   10.556948][  T236]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.557092][  T236]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.557238][  T236]  ___sys_sendmsg (net/socket.c:2752)
[   10.557390][  T236]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.557570][  T236]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.557729][  T236]  __sys_sendmsg (net/socket.c:2784)
[   10.557878][  T236]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.558022][  T236]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.558205][  T236]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.558358][  T236]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.558504][  T236]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.558651][  T236]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.558796][  T236]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.558947][  T236]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.559128][  T236] RIP: 0033:0x7f23084bf08e
[   10.559281][  T236] 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
[   10.559801][  T236] RSP: 002b:00007fffcb0bc640 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.560023][  T236] RAX: ffffffffffffffda RBX: 00007fffcb0bcde8 RCX: 00007f23084bf08e
[   10.560237][  T236] RDX: 0000000000000000 RSI: 00007fffcb0bc6f0 RDI: 0000000000000005
[   10.560463][  T236] RBP: 00007fffcb0bc650 R08: 0000000000000000 R09: 0000000000000000
[   10.560679][  T236] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d083
[   10.560900][  T236] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffcb0bcdc0
| [   10.562587][  T236] ------------[ cut here ]------------
| [   10.562746][  T236] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/236
| [   10.562996][  T236] Modules linked in: vxlan
| [   10.563441][  T236] Tainted: [W]=WARN
[   10.563550][  T236] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.563732][  T236] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.563923][  T236] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.564446][  T236] RSP: 0018:ffa00000009e6fd0 EFLAGS: 00010286
[   10.564627][  T236] RAX: 00000000ffffffa6 RBX: ff11000012ee4900 RCX: 1ff400000013cdc0
[   10.564841][  T236] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012ee49bc
[   10.565061][  T236] RBP: ff11000016d12000 R08: 1fe22000025dc939 R09: ff11000016e25180
[   10.565279][  T236] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.565499][  T236] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000016d12e44
[   10.565718][  T236] FS:  00007f2308285840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   10.565975][  T236] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.566154][  T236] CR2: 00000000040f9a28 CR3: 0000000015d73001 CR4: 0000000000771ef0
[   10.566379][  T236] PKRU: 55555554
[   10.566488][  T236] Call Trace:
[   10.566595][  T236]  <TASK>
[   10.566671][  T236]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.566817][  T236]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.566930][  T236]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   10.567073][  T236]  __dev_notify_flags (net/core/dev.c:9787)
[   10.567219][  T236]  ? netif_change_name (net/core/dev.c:1495)
[   10.567373][  T236]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   10.567551][  T236]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   10.567709][  T236]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.567861][  T236] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   10.568008][  T236]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   10.568155][  T236] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   10.568304][  T236]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   10.568459][  T236]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.568605][  T236]  ? nla_strscpy (lib/nlattr.c:795)
[   10.568749][  T236]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.568900][  T236]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.569044][  T236]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.569188][  T236]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.569350][  T236]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.569500][  T236]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.569645][  T236]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.569789][  T236]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.569939][  T236]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.570081][  T236]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.570224][  T236]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.570383][  T236]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.570528][  T236]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.570673][  T236]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.570817][  T236]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.570967][  T236]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.571110][  T236]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.571255][  T236]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.571409][  T236]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.571554][  T236]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.571698][  T236]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.571848][  T236]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.571995][  T236]  ? 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))
[   10.572154][  T236]  ? 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))
[   10.572323][  T236]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.572480][  T236]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.572624][  T236]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.572769][  T236]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.572921][  T236]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.573065][  T236]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.573215][  T236]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.573367][  T236]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.573512][  T236]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.573689][  T236]  ? move_addr_to_kernel (net/socket.c:258)
[   10.573833][  T236]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.573984][  T236]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.574132][  T236]  ___sys_sendmsg (net/socket.c:2752)
[   10.574280][  T236]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.574463][  T236]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.574620][  T236]  __sys_sendmsg (net/socket.c:2784)
[   10.574764][  T236]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.574913][  T236]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.575095][  T236]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.575242][  T236]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.575395][  T236]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.575539][  T236]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.575682][  T236]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.575826][  T236]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.576010][  T236] RIP: 0033:0x7f23084bf08e
[   10.576159][  T236] 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
[   10.576680][  T236] RSP: 002b:00007fffcb0bc640 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.576903][  T236] RAX: ffffffffffffffda RBX: 00007fffcb0bcde8 RCX: 00007f23084bf08e
[   10.577117][  T236] RDX: 0000000000000000 RSI: 00007fffcb0bc6f0 RDI: 0000000000000005
[   10.577341][  T236] RBP: 00007fffcb0bc650 R08: 0000000000000000 R09: 0000000000000000
[   10.577557][  T236] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d083
[   10.577771][  T236] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffcb0bcdc0
| [   10.685572][  T242] ------------[ cut here ]------------
| [   10.685782][  T242] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/242
| [   10.686105][  T242] Modules linked in: vxlan
| [   10.686662][  T242] Tainted: [W]=WARN
[   10.686820][  T242] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.687063][  T242] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.687299][  T242] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.687970][  T242] RSP: 0018:ffa00000009e6f70 EFLAGS: 00010286
[   10.688306][  T242] RAX: 00000000ffffffa6 RBX: ff11000005664900 RCX: 1ff400000013cdb4
[   10.688669][  T242] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000056649bc
[   10.689034][  T242] RBP: ff110000114c9000 R08: 1fe2200000acc939 R09: ff11000016972e80
[   10.689408][  T242] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   10.689755][  T242] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   10.690149][  T242] FS:  00007f620aff1840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   10.690573][  T242] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.690798][  T242] CR2: 00007f620b2c11a0 CR3: 0000000016c44004 CR4: 0000000000771ef0
[   10.691070][  T242] PKRU: 55555554
[   10.691227][  T242] Call Trace:
[   10.691404][  T242]  <TASK>
[   10.691532][  T242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.691725][  T242]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   10.691932][  T242]  notifier_call_chain (kernel/notifier.c:85)
[   10.692132][  T242]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   10.692346][  T242]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   10.692545][  T242]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   10.692741][  T242]  netdev_upper_dev_link (net/core/dev.c:8972)
[   10.692949][  T242]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   10.693146][  T242] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   10.693368][  T242]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   10.693569][  T242] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   10.693768][  T242]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   10.693976][  T242]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.694168][  T242]  ? nla_strscpy (lib/nlattr.c:795)
[   10.694386][  T242]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.694582][  T242]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.694774][  T242]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.694974][  T242]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.695173][  T242]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.695393][  T242]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.695589][  T242]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.695781][  T242]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.695986][  T242]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.696176][  T242]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.696390][  T242]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.696589][  T242]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.696784][  T242]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.696997][  T242]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.697191][  T242]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.697406][  T242]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.697598][  T242]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.697793][  T242]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.697991][  T242]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.698185][  T242]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.698399][  T242]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.698593][  T242]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.698790][  T242]  ? 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))
[   10.698992][  T242]  ? 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))
[   10.699186][  T242]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.699403][  T242]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.699596][  T242]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.699790][  T242]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.699994][  T242]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.700187][  T242]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.700402][  T242]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.700599][  T242]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.700791][  T242]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.701025][  T242]  ? move_addr_to_kernel (net/socket.c:258)
[   10.701220][  T242]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.701435][  T242]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.701631][  T242]  ___sys_sendmsg (net/socket.c:2752)
[   10.701825][  T242]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.702066][  T242]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.702276][  T242]  __sys_sendmsg (net/socket.c:2784)
[   10.702482][  T242]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.702679][  T242]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.702918][  T242]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.703111][  T242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.703307][  T242]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.703516][  T242]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.703707][  T242]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.703909][  T242]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.704134][  T242] RIP: 0033:0x7f620b22b08e
[   10.704355][  T242] 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
[   10.704912][  T242] RSP: 002b:00007ffe694dcf80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.705175][  T242] RAX: ffffffffffffffda RBX: 00007ffe694dd728 RCX: 00007f620b22b08e
[   10.705456][  T242] RDX: 0000000000000000 RSI: 00007ffe694dd030 RDI: 0000000000000005
[   10.705716][  T242] RBP: 00007ffe694dcf90 R08: 0000000000000000 R09: 0000000000000000
[   10.705989][  T242] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d083
[   10.706253][  T242] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe694dd700
| [   10.708443][  T242] ------------[ cut here ]------------
| [   10.708599][  T242] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/242
| [   10.708849][  T242] Modules linked in: vxlan
| [   10.709288][  T242] Tainted: [W]=WARN
[   10.709405][  T242] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.709583][  T242] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.709767][  T242] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.710281][  T242] RSP: 0018:ffa00000009e6fd0 EFLAGS: 00010286
[   10.710514][  T242] RAX: 00000000ffffffa6 RBX: ff11000005665e00 RCX: 1ff400000013cdc0
[   10.710730][  T242] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005665ebc
[   10.710950][  T242] RBP: ff11000016ea2000 R08: 1fe2200000accbd9 R09: ff11000016972e80
[   10.711162][  T242] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.711388][  T242] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000016ea2e44
[   10.711602][  T242] FS:  00007f620aff1840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   10.711856][  T242] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.712035][  T242] CR2: 00007f95735c02a0 CR3: 0000000016c44001 CR4: 0000000000771ef0
[   10.712251][  T242] PKRU: 55555554
[   10.712365][  T242] Call Trace:
[   10.712473][  T242]  <TASK>
[   10.712547][  T242]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.712692][  T242]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.712800][  T242]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   10.712949][  T242]  __dev_notify_flags (net/core/dev.c:9787)
[   10.713092][  T242]  ? netif_change_name (net/core/dev.c:1495)
[   10.713239][  T242]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   10.713393][  T242]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   10.713540][  T242]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.713704][  T242] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   10.713863][  T242]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   10.714026][  T242] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   10.714171][  T242]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   10.714326][  T242]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.714469][  T242]  ? nla_strscpy (lib/nlattr.c:795)
[   10.714613][  T242]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.714757][  T242]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.714905][  T242]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.715046][  T242]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.715193][  T242]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.715352][  T242]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.715496][  T242]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.715637][  T242]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.715780][  T242]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.715926][  T242]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.716067][  T242]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.716214][  T242]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.716368][  T242]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.716513][  T242]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.716655][  T242]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.716799][  T242]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.716947][  T242]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.717090][  T242]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.717234][  T242]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.717387][  T242]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.717531][  T242]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.717677][  T242]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.717822][  T242]  ? 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))
[   10.717969][  T242]  ? 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))
[   10.718112][  T242]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.718255][  T242]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.718404][  T242]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.718548][  T242]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.718692][  T242]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.718835][  T242]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.718982][  T242]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.719123][  T242]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.719265][  T242]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.719450][  T242]  ? move_addr_to_kernel (net/socket.c:258)
[   10.719593][  T242]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.719736][  T242]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.719884][  T242]  ___sys_sendmsg (net/socket.c:2752)
[   10.720024][  T242]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.720200][  T242]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.720368][  T242]  __sys_sendmsg (net/socket.c:2784)
[   10.720509][  T242]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.720649][  T242]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.720838][  T242]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.720988][  T242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.721133][  T242]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.721305][  T242]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.721452][  T242]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.721593][  T242]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.721769][  T242] RIP: 0033:0x7f620b22b08e
[   10.721925][  T242] 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
[   10.722440][  T242] RSP: 002b:00007ffe694dcf80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.722654][  T242] RAX: ffffffffffffffda RBX: 00007ffe694dd728 RCX: 00007f620b22b08e
[   10.722873][  T242] RDX: 0000000000000000 RSI: 00007ffe694dd030 RDI: 0000000000000005
[   10.723084][  T242] RBP: 00007ffe694dcf90 R08: 0000000000000000 R09: 0000000000000000
[   10.723305][  T242] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d083
[   10.723523][  T242] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe694dd700
| [   11.194748][  T264] ------------[ cut here ]------------
| [   11.194946][  T264] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/264
| [   11.195189][  T264] Modules linked in: vxlan
| [   11.195615][  T264] Tainted: [W]=WARN
[   11.195717][  T264] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.195892][  T264] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.196068][  T264] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.196559][  T264] RSP: 0018:ffa0000000597a80 EFLAGS: 00010286
[   11.196732][  T264] RAX: 00000000ffffffa6 RBX: ff110000129c9a80 RCX: 1ff40000000b2f16
[   11.196942][  T264] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129c9b3c
[   11.197146][  T264] RBP: ff11000015d89000 R08: 1fe2200002539369 R09: ff11000015a60b80
[   11.197383][  T264] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   11.197586][  T264] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015d89000
[   11.197790][  T264] FS:  00007faf86c5d840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   11.198034][  T264] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.198208][  T264] CR2: 00007faf86e5ec20 CR3: 0000000015cc4005 CR4: 0000000000771ef0
[   11.198419][  T264] PKRU: 55555554
[   11.198521][  T264] Call Trace:
[   11.198622][  T264]  <TASK>
[   11.198693][  T264]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.198829][  T264]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.198973][  T264]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.199078][  T264]  register_netdevice (net/core/dev.c:11488)
[   11.199215][  T264]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   11.199391][  T264]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   11.199528][  T264]  register_netdev (net/core/dev.c:11552)
[   11.199662][  T264]  loopback_net_init (drivers/net/loopback.c:218)
[   11.199799][  T264]  ops_init (net/core/net_namespace.c:137)
[   11.199908][  T264]  setup_net (net/core/net_namespace.c:446)
[   11.200010][  T264]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   11.200144][  T264]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   11.200287][  T264]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   11.200433][  T264]  copy_net_ns (net/core/net_namespace.c:579)
[   11.200569][  T264]  create_new_namespaces (kernel/nsproxy.c:132)
[   11.200706][  T264]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   11.200846][  T264]  ksys_unshare (kernel/fork.c:3243)
[   11.200982][  T264]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   11.201147][  T264]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   11.201289][  T264]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   11.201430][  T264]  ? __ia32_sys_open (fs/open.c:1374)
[   11.201567][  T264]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   11.201700][  T264]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   11.201834][  T264]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.201982][  T264]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.202117][  T264]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.202250][  T264]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.202426][  T264] RIP: 0033:0x7faf86f1fbcb
[   11.202568][  T264] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   11.203049][  T264] RSP: 002b:00007ffcf7122688 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   11.203249][  T264] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007faf86f1fbcb
[   11.203456][  T264] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   11.203655][  T264] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   11.203858][  T264] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcf71248b0
[   11.204057][  T264] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcf712686e
| [   11.208423][  T264] ------------[ cut here ]------------
| [   11.208561][  T264] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/264
| [   11.208788][  T264] Modules linked in: vxlan
| [   11.209205][  T264] Tainted: [W]=WARN
[   11.209310][  T264] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.209493][  T264] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.209664][  T264] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.210138][  T264] RSP: 0018:ffa0000000597918 EFLAGS: 00010286
[   11.210309][  T264] RAX: 00000000ffffffa6 RBX: ff110000109e8580 RCX: 1ff40000000b2ee9
[   11.210520][  T264] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000109e863c
[   11.210718][  T264] RBP: ff11000015adc000 R08: 1fe220000213d0c9 R09: ff11000015a60b80
[   11.210921][  T264] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   11.211118][  T264] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015adc000
[   11.211329][  T264] FS:  00007faf86c5d840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   11.211562][  T264] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.211728][  T264] CR2: 00007faf86e5ec20 CR3: 0000000015cc4005 CR4: 0000000000771ef0
[   11.211935][  T264] PKRU: 55555554
[   11.212033][  T264] Call Trace:
[   11.212132][  T264]  <TASK>
[   11.212217][  T264]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.212359][  T264]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.212501][  T264]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.212602][  T264]  register_netdevice (net/core/dev.c:11488)
[   11.212736][  T264]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   11.212907][  T264]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   11.213041][  T264]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   11.213177][  T264]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   11.213311][  T264]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   11.213450][  T264]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   11.213583][  T264]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   11.213717][  T264]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[   11.213856][  T264]  ops_init (net/core/net_namespace.c:137)
[   11.213959][  T264]  setup_net (net/core/net_namespace.c:446)
[   11.214059][  T264]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   11.214191][  T264]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   11.214331][  T264]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   11.214471][  T264]  copy_net_ns (net/core/net_namespace.c:579)
[   11.214605][  T264]  create_new_namespaces (kernel/nsproxy.c:132)
[   11.214741][  T264]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   11.214882][  T264]  ksys_unshare (kernel/fork.c:3243)
[   11.215021][  T264]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   11.215154][  T264]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   11.215290][  T264]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   11.215433][  T264]  ? __ia32_sys_open (fs/open.c:1374)
[   11.215567][  T264]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   11.215699][  T264]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   11.215831][  T264]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.215969][  T264]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.216103][  T264]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.216237][  T264]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.216409][  T264] RIP: 0033:0x7faf86f1fbcb
[   11.216546][  T264] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   11.217055][  T264] RSP: 002b:00007ffcf7122688 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   11.217254][  T264] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007faf86f1fbcb
[   11.217462][  T264] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   11.217660][  T264] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   11.217986][  T264] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcf71248b0
[   11.218184][  T264] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcf712686e
| [   11.222048][  T264] ------------[ cut here ]------------
| [   11.222207][  T264] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/264
| [   11.222447][  T264] Modules linked in: vxlan
| [   11.222856][  T264] Tainted: [W]=WARN
[   11.222957][  T264] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.223126][  T264] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.223304][  T264] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.223791][  T264] RSP: 0018:ffa00000005978f8 EFLAGS: 00010286
[   11.223965][  T264] RAX: 00000000ffffffa6 RBX: ff11000013705540 RCX: 1ff40000000b2ee5
[   11.224168][  T264] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137055fc
[   11.224378][  T264] RBP: ff110000174ac000 R08: 1fe22000026e0ac1 R09: ff11000015a60b80
[   11.224579][  T264] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   11.224779][  T264] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000174ac000
[   11.224989][  T264] FS:  00007faf86c5d840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   11.225225][  T264] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.225401][  T264] CR2: 00007faf86e5ec20 CR3: 0000000015cc4005 CR4: 0000000000771ef0
[   11.225606][  T264] PKRU: 55555554
[   11.225706][  T264] Call Trace:
[   11.225805][  T264]  <TASK>
[   11.225882][  T264]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.226017][  T264]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.226153][  T264]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.226254][  T264]  register_netdevice (net/core/dev.c:11488)
[   11.226398][  T264]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   11.226569][  T264]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   11.226705][  T264]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   11.226843][  T264]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   11.226978][  T264]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   11.227116][  T264]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   11.227250][  T264]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   11.227401][  T264]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   11.227536][  T264]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   11.227673][  T264]  vti_init_net (net/ipv4/ip_vti.c:517)
[   11.227809][  T264]  ops_init (net/core/net_namespace.c:137)
[   11.227919][  T264]  setup_net (net/core/net_namespace.c:446)
[   11.228021][  T264]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   11.228155][  T264]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   11.228292][  T264]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   11.228433][  T264]  copy_net_ns (net/core/net_namespace.c:579)
[   11.228569][  T264]  create_new_namespaces (kernel/nsproxy.c:132)
[   11.228707][  T264]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   11.228852][  T264]  ksys_unshare (kernel/fork.c:3243)
[   11.228987][  T264]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   11.229122][  T264]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   11.229256][  T264]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   11.229399][  T264]  ? __ia32_sys_open (fs/open.c:1374)
[   11.229535][  T264]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   11.229669][  T264]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   11.229804][  T264]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.229947][  T264]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.230080][  T264]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.230215][  T264]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.230389][  T264] RIP: 0033:0x7faf86f1fbcb
[   11.230528][  T264] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   11.231015][  T264] RSP: 002b:00007ffcf7122688 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   11.231216][  T264] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007faf86f1fbcb
[   11.231426][  T264] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   11.231627][  T264] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   11.231828][  T264] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcf71248b0
[   11.232035][  T264] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcf712686e
| [   11.236193][  T264] ------------[ cut here ]------------
| [   11.236342][  T264] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/264
| [   11.236571][  T264] Modules linked in: vxlan
| [   11.236991][  T264] Tainted: [W]=WARN
[   11.237096][  T264] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.237263][  T264] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.237456][  T264] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.237986][  T264] RSP: 0018:ffa0000000597a78 EFLAGS: 00010286
[   11.238156][  T264] RAX: 00000000ffffffa6 RBX: ff11000013704740 RCX: 1ff40000000b2f15
[   11.238416][  T264] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137047fc
[   11.238627][  T264] RBP: ff11000015944000 R08: 1fe22000026e0901 R09: ff11000015a60b80
[   11.238827][  T264] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   11.239033][  T264] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015944000
[   11.239234][  T264] FS:  00007faf86c5d840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   11.239477][  T264] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.239649][  T264] CR2: 00007faf86e5ec20 CR3: 0000000015cc4005 CR4: 0000000000771ef0
[   11.239858][  T264] PKRU: 55555554
[   11.239958][  T264] Call Trace:
[   11.240057][  T264]  <TASK>
[   11.240126][  T264]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.240260][  T264]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.240403][  T264]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.240506][  T264]  register_netdevice (net/core/dev.c:11488)
[   11.240643][  T264]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   11.240810][  T264]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.240957][  T264]  register_netdev (net/core/dev.c:11552)
[   11.241089][  T264]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   11.241225][  T264]  ops_init (net/core/net_namespace.c:137)
[   11.241335][  T264]  setup_net (net/core/net_namespace.c:446)
[   11.241437][  T264]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   11.241570][  T264]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   11.241706][  T264]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   11.241845][  T264]  copy_net_ns (net/core/net_namespace.c:579)
[   11.241982][  T264]  create_new_namespaces (kernel/nsproxy.c:132)
[   11.242118][  T264]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   11.242252][  T264]  ksys_unshare (kernel/fork.c:3243)
[   11.242395][  T264]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   11.242530][  T264]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   11.242663][  T264]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   11.242795][  T264]  ? __ia32_sys_open (fs/open.c:1374)
[   11.242946][  T264]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   11.243078][  T264]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   11.243211][  T264]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.243351][  T264]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.243486][  T264]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.243621][  T264]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.243787][  T264] RIP: 0033:0x7faf86f1fbcb
[   11.243932][  T264] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   11.244418][  T264] RSP: 002b:00007ffcf7122688 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   11.244622][  T264] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007faf86f1fbcb
[   11.244820][  T264] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   11.245026][  T264] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   11.245226][  T264] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcf71248b0
[   11.245434][  T264] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcf712686e
| [   11.250767][  T264] ------------[ cut here ]------------
| [   11.250923][  T264] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/264
| [   11.251170][  T264] Modules linked in: vxlan
| [   11.251596][  T264] Tainted: [W]=WARN
[   11.251700][  T264] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.251876][  T264] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.252052][  T264] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.252544][  T264] RSP: 0018:ffa0000000597a68 EFLAGS: 00010286
[   11.252713][  T264] RAX: 00000000ffffffa6 RBX: ff110000146a8200 RCX: 1ff40000000b2f13
[   11.252922][  T264] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000146a82bc
[   11.253123][  T264] RBP: ff11000015bf1000 R08: 1fe22000028d5059 R09: ff11000015a60b80
[   11.253333][  T264] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   11.253536][  T264] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015bf1000
[   11.253742][  T264] FS:  00007faf86c5d840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   11.253986][  T264] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.254158][  T264] CR2: 000055669eb10d5c CR3: 0000000015cc4001 CR4: 0000000000771ef0
[   11.254373][  T264] PKRU: 55555554
[   11.254475][  T264] Call Trace:
[   11.254576][  T264]  <TASK>
[   11.254646][  T264]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.254784][  T264]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.254926][  T264]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.255028][  T264]  register_netdevice (net/core/dev.c:11488)
[   11.255165][  T264]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   11.255346][  T264]  register_netdev (net/core/dev.c:11552)
[   11.255482][  T264]  sit_init_net (net/ipv6/sit.c:1860)
[   11.255618][  T264]  ops_init (net/core/net_namespace.c:137)
[   11.255721][  T264]  setup_net (net/core/net_namespace.c:446)
[   11.255823][  T264]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   11.255964][  T264]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   11.256098][  T264]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   11.256236][  T264]  copy_net_ns (net/core/net_namespace.c:579)
[   11.256385][  T264]  create_new_namespaces (kernel/nsproxy.c:132)
[   11.256526][  T264]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   11.256669][  T264]  ksys_unshare (kernel/fork.c:3243)
[   11.256805][  T264]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   11.256945][  T264]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   11.257080][  T264]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   11.257216][  T264]  ? __ia32_sys_open (fs/open.c:1374)
[   11.257361][  T264]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   11.257495][  T264]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   11.257630][  T264]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.257764][  T264]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.257906][  T264]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.258044][  T264]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.258211][  T264] RIP: 0033:0x7faf86f1fbcb
[   11.258360][  T264] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   11.258846][  T264] RSP: 002b:00007ffcf7122688 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   11.259049][  T264] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007faf86f1fbcb
[   11.259251][  T264] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   11.259462][  T264] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   11.259663][  T264] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcf71248b0
[   11.259869][  T264] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcf712686e
| [   11.277453][  T264] ------------[ cut here ]------------
| [   11.277602][  T264] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/264
| [   11.277835][  T264] Modules linked in: vxlan
| [   11.278249][  T264] Tainted: [W]=WARN
[   11.278360][  T264] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.278529][  T264] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.278703][  T264] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.279190][  T264] RSP: 0018:ffa0000000597a78 EFLAGS: 00010286
[   11.279379][  T264] RAX: 00000000ffffffa6 RBX: ff110000147f2040 RCX: 1ff40000000b2f15
[   11.279583][  T264] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000147f20fc
[   11.279784][  T264] RBP: ff11000015a74000 R08: 1fe22000028fe421 R09: ff11000015a60b80
[   11.279996][  T264] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   11.280212][  T264] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015a74000
[   11.280421][  T264] FS:  00007faf86c5d840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   11.280655][  T264] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.280824][  T264] CR2: 000055669eb10d5c CR3: 0000000015cc4001 CR4: 0000000000771ef0
[   11.281032][  T264] PKRU: 55555554
[   11.281133][  T264] Call Trace:
[   11.281233][  T264]  <TASK>
[   11.281307][  T264]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.281448][  T264]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.281583][  T264]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.281686][  T264]  register_netdevice (net/core/dev.c:11488)
[   11.281827][  T264]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   11.282000][  T264]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.282138][  T264]  register_netdev (net/core/dev.c:11552)
[   11.282278][  T264]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   11.282425][  T264]  ops_init (net/core/net_namespace.c:137)
[   11.282528][  T264]  setup_net (net/core/net_namespace.c:446)
[   11.282630][  T264]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   11.282766][  T264]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   11.282906][  T264]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   11.283042][  T264]  copy_net_ns (net/core/net_namespace.c:579)
[   11.283178][  T264]  create_new_namespaces (kernel/nsproxy.c:132)
[   11.283322][  T264]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   11.283458][  T264]  ksys_unshare (kernel/fork.c:3243)
[   11.283592][  T264]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   11.283731][  T264]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   11.283870][  T264]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   11.284005][  T264]  ? __ia32_sys_open (fs/open.c:1374)
[   11.284146][  T264]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   11.284280][  T264]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   11.284421][  T264]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.284555][  T264]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.284688][  T264]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.284825][  T264]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.284997][  T264] RIP: 0033:0x7faf86f1fbcb
[   11.285136][  T264] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   11.285625][  T264] RSP: 002b:00007ffcf7122688 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   11.285831][  T264] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007faf86f1fbcb
[   11.286036][  T264] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   11.286246][  T264] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   11.286453][  T264] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcf71248b0
[   11.286656][  T264] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcf712686e
| [   11.317580][  T265] ------------[ cut here ]------------
| [   11.317764][  T265] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/265
| [   11.318051][  T265] Modules linked in: vxlan
| [   11.318954][  T265] Tainted: [W]=WARN
[   11.319103][  T265] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.319341][  T265] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.319568][  T265] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.320097][  T265] RSP: 0018:ffa0000000607020 EFLAGS: 00010286
[   11.320337][  T265] RAX: 00000000ffffffa6 RBX: ff110000147f3c40 RCX: 1ff40000000c0dca
[   11.320587][  T265] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000147f3cfc
[   11.320835][  T265] RBP: ff11000015d89000 R08: 1fe22000028fe7a1 R09: ff11000015a62e58
[   11.321091][  T265] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   11.321360][  T265] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   11.321615][  T265] FS:  00007f212789b840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   11.321906][  T265] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.322124][  T265] CR2: 000000002dfe8988 CR3: 0000000014516006 CR4: 0000000000771ef0
[   11.322396][  T265] PKRU: 55555554
[   11.322546][  T265] Call Trace:
[   11.322696][  T265]  <TASK>
[   11.322818][  T265]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.323015][  T265]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.323169][  T265]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.323370][  T265]  __dev_notify_flags (net/core/dev.c:9787)
[   11.323557][  T265]  ? netif_change_name (net/core/dev.c:1495)
[   11.323741][  T265]  ? __dev_change_flags (net/core/dev.c:9752)
[   11.323937][  T265]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   11.324125][  T265]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.324333][  T265]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   11.324520][  T265]  netif_change_flags (net/core/dev.c:9820)
[   11.324706][  T265]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   11.324900][  T265]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   11.325093][  T265]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.325283][  T265]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.325518][  T265]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.325705][  T265]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.325892][  T265]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.326076][  T265]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.326262][  T265]  ? __kernel_text_address (kernel/extable.c:79)
[   11.326465][  T265]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.326656][  T265]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.326847][  T265]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.327032][  T265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.327216][  T265]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.327420][  T265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.327604][  T265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.327789][  T265]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.327982][  T265]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   11.328170][  T265]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.328371][  T265]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.328557][  T265]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.328744][  T265]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.328943][  T265]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.329129][  T265]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.329333][  T265]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.329519][  T265]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.329706][  T265]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.329899][  T265]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.330093][  T265]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.330285][  T265]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.330485][  T265]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.330670][  T265]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.330863][  T265]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.331054][  T265]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.331256][  T265]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.331472][  T265]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.331666][  T265]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.331862][  T265]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.332046][  T265]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.332236][  T265]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.332437][  T265]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.332629][  T265]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.332818][  T265]  ? 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))
[   11.333011][  T265]  ? 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))
[   11.333200][  T265]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.333406][  T265]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.333593][  T265]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.333779][  T265]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.333981][  T265]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.334176][  T265]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.334406][  T265]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.334603][  T265]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.334789][  T265]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.335015][  T265]  ? move_addr_to_kernel (net/socket.c:258)
[   11.335204][  T265]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.335431][  T265]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.335623][  T265]  ___sys_sendmsg (net/socket.c:2752)
[   11.335810][  T265]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.336051][  T265]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.336250][  T265]  __sys_sendmsg (net/socket.c:2784)
[   11.336457][  T265]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.336643][  T265]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.336873][  T265]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.337067][  T265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.337255][  T265]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.337462][  T265]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.337648][  T265]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.337836][  T265]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.338063][  T265] RIP: 0033:0x7f2127ad508e
[   11.338256][  T265] 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
[   11.338804][  T265] RSP: 002b:00007ffca89a2400 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.339064][  T265] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2127ad508e
[   11.339335][  T265] RDX: 0000000000000000 RSI: 00007ffca89a24b0 RDI: 0000000000000005
[   11.339590][  T265] RBP: 00007ffca89a2410 R08: 0000000000000000 R09: 0000000000000000
[   11.339848][  T265] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d084
[   11.340100][  T265] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffca89a2b80
| [   11.456506][  T269] ------------[ cut here ]------------
| [   11.456682][  T269] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/269
| [   11.456929][  T269] Modules linked in: vxlan
| [   11.457996][  T269] Tainted: [W]=WARN
[   11.458100][  T269] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.458275][  T269] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.458524][  T269] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.459011][  T269] RSP: 0018:ffa0000000737a80 EFLAGS: 00010286
[   11.459183][  T269] RAX: 00000000ffffffa6 RBX: ff110000146a91c0 RCX: 1ff40000000e6f16
[   11.459461][  T269] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000146a927c
[   11.459664][  T269] RBP: ff11000016f34000 R08: 1fe22000028d5251 R09: ff11000016748b80
[   11.459876][  T269] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   11.460079][  T269] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000016f34000
[   11.460360][  T269] FS:  00007f88f8d8b840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   11.460606][  T269] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.460776][  T269] CR2: 00007f88f8f8cc20 CR3: 0000000012a4d001 CR4: 0000000000771ef0
[   11.460985][  T269] PKRU: 55555554
[   11.461086][  T269] Call Trace:
[   11.461188][  T269]  <TASK>
[   11.461259][  T269]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.461439][  T269]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.461577][  T269]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.461681][  T269]  register_netdevice (net/core/dev.c:11488)
[   11.461818][  T269]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   11.461993][  T269]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   11.462131][  T269]  register_netdev (net/core/dev.c:11552)
[   11.462267][  T269]  loopback_net_init (drivers/net/loopback.c:218)
[   11.462415][  T269]  ops_init (net/core/net_namespace.c:137)
[   11.462519][  T269]  setup_net (net/core/net_namespace.c:446)
[   11.462622][  T269]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   11.462765][  T269]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   11.462912][  T269]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   11.463058][  T269]  copy_net_ns (net/core/net_namespace.c:579)
[   11.463195][  T269]  create_new_namespaces (kernel/nsproxy.c:132)
[   11.463345][  T269]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   11.463481][  T269]  ksys_unshare (kernel/fork.c:3243)
[   11.463616][  T269]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   11.463751][  T269]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   11.463890][  T269]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   11.464025][  T269]  ? __ia32_sys_open (fs/open.c:1374)
[   11.464161][  T269]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   11.464299][  T269]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   11.464440][  T269]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.464574][  T269]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.464707][  T269]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.464848][  T269]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.465016][  T269] RIP: 0033:0x7f88f904dbcb
[   11.465157][  T269] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   11.465652][  T269] RSP: 002b:00007ffe78fe4368 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   11.465860][  T269] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f88f904dbcb
[   11.466065][  T269] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   11.466270][  T269] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   11.466478][  T269] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe78fe6590
[   11.466678][  T269] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe78fe786e
| [   11.470799][  T269] ------------[ cut here ]------------
| [   11.470945][  T269] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/269
| [   11.471180][  T269] Modules linked in: vxlan
| [   11.471604][  T269] Tainted: [W]=WARN
[   11.471705][  T269] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.471879][  T269] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.472052][  T269] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.472540][  T269] RSP: 0018:ffa0000000737918 EFLAGS: 00010286
[   11.472709][  T269] RAX: 00000000ffffffa6 RBX: ff11000012868e40 RCX: 1ff40000000e6ee9
[   11.472917][  T269] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012868efc
[   11.473118][  T269] RBP: ff11000005189000 R08: 1fe220000250d1e1 R09: ff11000016748b80
[   11.473329][  T269] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   11.473539][  T269] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005189000
[   11.473741][  T269] FS:  00007f88f8d8b840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   11.473983][  T269] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.474153][  T269] CR2: 00007f88f8f8cc20 CR3: 0000000012a4d001 CR4: 0000000000771ef0
[   11.474366][  T269] PKRU: 55555554
[   11.474465][  T269] Call Trace:
[   11.474565][  T269]  <TASK>
[   11.474640][  T269]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.474775][  T269]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.474917][  T269]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.475020][  T269]  register_netdevice (net/core/dev.c:11488)
[   11.475158][  T269]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   11.475332][  T269]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   11.475487][  T269]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   11.475621][  T269]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   11.475755][  T269]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   11.475895][  T269]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   11.476031][  T269]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   11.476168][  T269]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[   11.476310][  T269]  ops_init (net/core/net_namespace.c:137)
[   11.476419][  T269]  setup_net (net/core/net_namespace.c:446)
[   11.476521][  T269]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   11.476655][  T269]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   11.476790][  T269]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   11.476933][  T269]  copy_net_ns (net/core/net_namespace.c:579)
[   11.477069][  T269]  create_new_namespaces (kernel/nsproxy.c:132)
[   11.477207][  T269]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   11.477352][  T269]  ksys_unshare (kernel/fork.c:3243)
[   11.477487][  T269]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   11.477622][  T269]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   11.477755][  T269]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   11.477898][  T269]  ? __ia32_sys_open (fs/open.c:1374)
[   11.478059][  T269]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   11.478197][  T269]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   11.478340][  T269]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.478473][  T269]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.478605][  T269]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.478738][  T269]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.478911][  T269] RIP: 0033:0x7f88f904dbcb
[   11.479050][  T269] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   11.479543][  T269] RSP: 002b:00007ffe78fe4368 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   11.479745][  T269] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f88f904dbcb
[   11.479951][  T269] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   11.480150][  T269] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   11.480355][  T269] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe78fe6590
[   11.480554][  T269] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe78fe786e
| [   11.484892][  T269] ------------[ cut here ]------------
| [   11.485034][  T269] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/269
| [   11.485269][  T269] Modules linked in: vxlan
| [   11.485688][  T269] Tainted: [W]=WARN
[   11.485791][  T269] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.485983][  T269] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.486157][  T269] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.486656][  T269] RSP: 0018:ffa00000007378f8 EFLAGS: 00010286
[   11.486827][  T269] RAX: 00000000ffffffa6 RBX: ff110000107cd540 RCX: 1ff40000000e6ee5
[   11.487040][  T269] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000107cd5fc
[   11.487243][  T269] RBP: ff11000005221000 R08: 1fe22000020f9ac1 R09: ff11000016748b80
[   11.487455][  T269] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   11.487657][  T269] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005221000
[   11.487867][  T269] FS:  00007f88f8d8b840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   11.488104][  T269] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.488278][  T269] CR2: 00007f88f8f8cc20 CR3: 0000000012a4d001 CR4: 0000000000771ef0
[   11.488488][  T269] PKRU: 55555554
[   11.488589][  T269] Call Trace:
[   11.488692][  T269]  <TASK>
[   11.488761][  T269]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.488905][  T269]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.489040][  T269]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.489144][  T269]  register_netdevice (net/core/dev.c:11488)
[   11.489284][  T269]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   11.489462][  T269]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   11.489601][  T269]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   11.489736][  T269]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   11.489876][  T269]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   11.490013][  T269]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   11.490149][  T269]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   11.490287][  T269]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   11.490432][  T269]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   11.490573][  T269]  vti_init_net (net/ipv4/ip_vti.c:517)
[   11.490708][  T269]  ops_init (net/core/net_namespace.c:137)
[   11.490812][  T269]  setup_net (net/core/net_namespace.c:446)
[   11.490919][  T269]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   11.491053][  T269]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   11.491187][  T269]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   11.491333][  T269]  copy_net_ns (net/core/net_namespace.c:579)
[   11.491471][  T269]  create_new_namespaces (kernel/nsproxy.c:132)
[   11.491608][  T269]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   11.491744][  T269]  ksys_unshare (kernel/fork.c:3243)
[   11.491885][  T269]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   11.492021][  T269]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   11.492156][  T269]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   11.492299][  T269]  ? __ia32_sys_open (fs/open.c:1374)
[   11.492442][  T269]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   11.492576][  T269]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   11.492711][  T269]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.492851][  T269]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.492985][  T269]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.493120][  T269]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.493292][  T269] RIP: 0033:0x7f88f904dbcb
[   11.493438][  T269] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   11.493923][  T269] RSP: 002b:00007ffe78fe4368 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   11.494129][  T269] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f88f904dbcb
[   11.494341][  T269] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   11.494548][  T269] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   11.494751][  T269] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe78fe6590
[   11.494960][  T269] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe78fe786e
| [   11.499144][  T269] ------------[ cut here ]------------
| [   11.499286][  T269] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/269
| [   11.499523][  T269] Modules linked in: vxlan
| [   11.499936][  T269] Tainted: [W]=WARN
[   11.500038][  T269] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.500207][  T269] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.500389][  T269] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.500876][  T269] RSP: 0018:ffa0000000737a78 EFLAGS: 00010286
[   11.501044][  T269] RAX: 00000000ffffffa6 RBX: ff110000107cc740 RCX: 1ff40000000e6f15
[   11.501245][  T269] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000107cc7fc
[   11.501468][  T269] RBP: ff11000005f69000 R08: 1fe22000020f9901 R09: ff11000016748b80
[   11.501670][  T269] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   11.501875][  T269] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005f69000
[   11.502079][  T269] FS:  00007f88f8d8b840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   11.502322][  T269] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.502492][  T269] CR2: 00007f88f8f8cc20 CR3: 0000000012a4d001 CR4: 0000000000771ef0
[   11.502695][  T269] PKRU: 55555554
[   11.502794][  T269] Call Trace:
[   11.502899][  T269]  <TASK>
[   11.502968][  T269]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.503102][  T269]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.503237][  T269]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.503351][  T269]  register_netdevice (net/core/dev.c:11488)
[   11.503498][  T269]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   11.503665][  T269]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.503802][  T269]  register_netdev (net/core/dev.c:11552)
[   11.503943][  T269]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   11.504077][  T269]  ops_init (net/core/net_namespace.c:137)
[   11.504182][  T269]  setup_net (net/core/net_namespace.c:446)
[   11.504286][  T269]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   11.504426][  T269]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   11.504560][  T269]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   11.504696][  T269]  copy_net_ns (net/core/net_namespace.c:579)
[   11.504832][  T269]  create_new_namespaces (kernel/nsproxy.c:132)
[   11.504975][  T269]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   11.505112][  T269]  ksys_unshare (kernel/fork.c:3243)
[   11.505248][  T269]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   11.505390][  T269]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   11.505525][  T269]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   11.505659][  T269]  ? __ia32_sys_open (fs/open.c:1374)
[   11.505795][  T269]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   11.505935][  T269]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   11.506069][  T269]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.506205][  T269]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.506348][  T269]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.506481][  T269]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.506648][  T269] RIP: 0033:0x7f88f904dbcb
[   11.506787][  T269] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   11.507278][  T269] RSP: 002b:00007ffe78fe4368 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   11.507486][  T269] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f88f904dbcb
[   11.507710][  T269] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   11.507917][  T269] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   11.508116][  T269] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe78fe6590
[   11.508321][  T269] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe78fe786e
| [   11.512470][  T269] ------------[ cut here ]------------
| [   11.512605][  T269] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/269
| [   11.512836][  T269] Modules linked in: vxlan
| [   11.513260][  T269] Tainted: [W]=WARN
[   11.513373][  T269] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.513539][  T269] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.513714][  T269] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.514196][  T269] RSP: 0018:ffa0000000737a68 EFLAGS: 00010286
[   11.514376][  T269] RAX: 00000000ffffffa6 RBX: ff11000012869c40 RCX: 1ff40000000e6f13
[   11.514587][  T269] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012869cfc
[   11.514795][  T269] RBP: ff1100001456c000 R08: 1fe220000250d3a1 R09: ff11000016748b80
[   11.515008][  T269] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   11.515209][  T269] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001456c000
[   11.515420][  T269] FS:  00007f88f8d8b840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   11.515653][  T269] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.515821][  T269] CR2: 00007f88f8f8cc20 CR3: 0000000012a4d001 CR4: 0000000000771ef0
[   11.516031][  T269] PKRU: 55555554
[   11.516131][  T269] Call Trace:
[   11.516231][  T269]  <TASK>
[   11.516306][  T269]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.516447][  T269]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.516582][  T269]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.516684][  T269]  register_netdevice (net/core/dev.c:11488)
[   11.516820][  T269]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   11.516995][  T269]  register_netdev (net/core/dev.c:11552)
[   11.517130][  T269]  sit_init_net (net/ipv6/sit.c:1860)
[   11.517271][  T269]  ops_init (net/core/net_namespace.c:137)
[   11.517386][  T269]  setup_net (net/core/net_namespace.c:446)
[   11.517489][  T269]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   11.517623][  T269]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   11.517757][  T269]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   11.517898][  T269]  copy_net_ns (net/core/net_namespace.c:579)
[   11.518036][  T269]  create_new_namespaces (kernel/nsproxy.c:132)
[   11.518175][  T269]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   11.518312][  T269]  ksys_unshare (kernel/fork.c:3243)
[   11.518453][  T269]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   11.518586][  T269]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   11.518720][  T269]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   11.518860][  T269]  ? __ia32_sys_open (fs/open.c:1374)
[   11.519045][  T269]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   11.519184][  T269]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   11.519328][  T269]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.519463][  T269]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.519597][  T269]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.519736][  T269]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.519915][  T269] RIP: 0033:0x7f88f904dbcb
[   11.520055][  T269] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   11.520546][  T269] RSP: 002b:00007ffe78fe4368 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   11.520748][  T269] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f88f904dbcb
[   11.520954][  T269] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   11.521153][  T269] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   11.521362][  T269] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe78fe6590
[   11.521561][  T269] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe78fe786e
| [   11.525978][  T269] ------------[ cut here ]------------
| [   11.526115][  T269] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/269
| [   11.526360][  T269] Modules linked in: vxlan
| [   11.526766][  T269] Tainted: [W]=WARN
[   11.526874][  T269] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.527040][  T269] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.527214][  T269] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.527708][  T269] RSP: 0018:ffa0000000737a78 EFLAGS: 00010286
[   11.527881][  T269] RAX: 00000000ffffffa6 RBX: ff1100001472ac80 RCX: 1ff40000000e6f15
[   11.528080][  T269] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001472ad3c
[   11.528283][  T269] RBP: ff11000011dc9000 R08: 1fe22000028e55a9 R09: ff11000016748b80
[   11.528490][  T269] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   11.528689][  T269] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011dc9000
[   11.528894][  T269] FS:  00007f88f8d8b840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   11.529131][  T269] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.529303][  T269] CR2: 00007f88f8f8cc20 CR3: 0000000012a4d001 CR4: 0000000000771ef0
[   11.529512][  T269] PKRU: 55555554
[   11.529612][  T269] Call Trace:
[   11.529712][  T269]  <TASK>
[   11.529781][  T269]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.529919][  T269]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.530053][  T269]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.530157][  T269]  register_netdevice (net/core/dev.c:11488)
[   11.530295][  T269]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   11.530468][  T269]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.530605][  T269]  register_netdev (net/core/dev.c:11552)
[   11.530738][  T269]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   11.530879][  T269]  ops_init (net/core/net_namespace.c:137)
[   11.530983][  T269]  setup_net (net/core/net_namespace.c:446)
[   11.531085][  T269]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   11.531219][  T269]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   11.531362][  T269]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   11.531499][  T269]  copy_net_ns (net/core/net_namespace.c:579)
[   11.531633][  T269]  create_new_namespaces (kernel/nsproxy.c:132)
[   11.531772][  T269]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   11.531913][  T269]  ksys_unshare (kernel/fork.c:3243)
[   11.532047][  T269]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   11.532181][  T269]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   11.532327][  T269]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   11.532462][  T269]  ? __ia32_sys_open (fs/open.c:1374)
[   11.532599][  T269]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   11.532733][  T269]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   11.532874][  T269]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.533007][  T269]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.533143][  T269]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.533291][  T269]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.533461][  T269] RIP: 0033:0x7f88f904dbcb
[   11.533601][  T269] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   11.534085][  T269] RSP: 002b:00007ffe78fe4368 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   11.534290][  T269] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f88f904dbcb
[   11.534515][  T269] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   11.534715][  T269] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   11.534920][  T269] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe78fe6590
[   11.535138][  T269] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe78fe786e
| [   11.571096][  T270] ------------[ cut here ]------------
| [   11.571252][  T270] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/270
| [   11.571495][  T270] Modules linked in: vxlan
| [   11.571910][  T270] Tainted: [W]=WARN
[   11.572011][  T270] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.572180][  T270] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.572373][  T270] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.572852][  T270] RSP: 0018:ffa00000005a7020 EFLAGS: 00010286
[   11.573022][  T270] RAX: 00000000ffffffa6 RBX: ff110000129c9e00 RCX: 1ff40000000b4dca
[   11.573228][  T270] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129c9ebc
[   11.573435][  T270] RBP: ff11000016f34000 R08: 1fe22000025393d9 R09: ff1100001674d158
[   11.573633][  T270] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   11.573849][  T270] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   11.574050][  T270] FS:  00007f2be3250840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   11.574285][  T270] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.574459][  T270] CR2: 00007f2be35201a0 CR3: 000000001450c001 CR4: 0000000000771ef0
[   11.574660][  T270] PKRU: 55555554
[   11.574759][  T270] Call Trace:
[   11.574889][  T270]  <TASK>
[   11.574961][  T270]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.575096][  T270]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.575198][  T270]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.575344][  T270]  __dev_notify_flags (net/core/dev.c:9787)
[   11.575478][  T270]  ? netif_change_name (net/core/dev.c:1495)
[   11.575611][  T270]  ? __dev_change_flags (net/core/dev.c:9752)
[   11.575745][  T270]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   11.575885][  T270]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.576018][  T270]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   11.576153][  T270]  netif_change_flags (net/core/dev.c:9820)
[   11.576290][  T270]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   11.576428][  T270]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   11.576564][  T270]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.576699][  T270]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.576870][  T270]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.577003][  T270]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.577135][  T270]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.577272][  T270]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.577498][  T270]  ? __kernel_text_address (kernel/extable.c:79)
[   11.577642][  T270]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.577779][  T270]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.577920][  T270]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.578053][  T270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.578186][  T270]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.578401][  T270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.578534][  T270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.578666][  T270]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.578809][  T270]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   11.578948][  T270]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.579080][  T270]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.579215][  T270]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.579431][  T270]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.579570][  T270]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.579774][  T270]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.579911][  T270]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.580044][  T270]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.580181][  T270]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.580387][  T270]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.580523][  T270]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.580653][  T270]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.580789][  T270]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.580926][  T270]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.581059][  T270]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.581196][  T270]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.581359][  T270]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.581491][  T270]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.581623][  T270]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.581758][  T270]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.581895][  T270]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.582033][  T270]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.582165][  T270]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.582305][  T270]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.582448][  T270]  ? 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))
[   11.582581][  T270]  ? 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))
[   11.582716][  T270]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.582855][  T270]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.582988][  T270]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.583121][  T270]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.583256][  T270]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.583397][  T270]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.583533][  T270]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.583667][  T270]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.583799][  T270]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.583968][  T270]  ? move_addr_to_kernel (net/socket.c:258)
[   11.584101][  T270]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.584236][  T270]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.584380][  T270]  ___sys_sendmsg (net/socket.c:2752)
[   11.584511][  T270]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.584682][  T270]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.584826][  T270]  __sys_sendmsg (net/socket.c:2784)
[   11.584964][  T270]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.585097][  T270]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.585265][  T270]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.585408][  T270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.585543][  T270]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.585674][  T270]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.585809][  T270]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.585948][  T270]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.586113][  T270] RIP: 0033:0x7f2be348a08e
[   11.586254][  T270] 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
[   11.586735][  T270] RSP: 002b:00007ffedc48bb10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.586941][  T270] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2be348a08e
[   11.587139][  T270] RDX: 0000000000000000 RSI: 00007ffedc48bbc0 RDI: 0000000000000005
[   11.587347][  T270] RBP: 00007ffedc48bb20 R08: 0000000000000000 R09: 0000000000000000
[   11.587547][  T270] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d084
[   11.587745][  T270] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffedc48c290
| [   11.708074][  T273] ------------[ cut here ]------------
| [   11.708249][  T273] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/273
| [   11.708509][  T273] Modules linked in: vxlan
| [   11.708946][  T273] Tainted: [W]=WARN
[   11.709053][  T273] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.709230][  T273] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.709429][  T273] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.709941][  T273] RSP: 0018:ffa00000005e6e30 EFLAGS: 00010286
[   11.710130][  T273] RAX: 00000000ffffffa6 RBX: ff11000013597a80 RCX: 1ff40000000bcd8c
[   11.710351][  T273] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013597b3c
[   11.710563][  T273] RBP: ff1100001773c000 R08: 1fe22000026b2f69 R09: ff11000011018b80
[   11.710773][  T273] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   11.710990][  T273] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000129b5204
[   11.711200][  T273] FS:  00007fc5b202d840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   11.711459][  T273] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.711635][  T273] CR2: 000000000042ebe0 CR3: 0000000016597006 CR4: 0000000000771ef0
[   11.711853][  T273] PKRU: 55555554
[   11.711957][  T273] Call Trace:
[   11.712062][  T273]  <TASK>
[   11.712135][  T273]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   11.712321][  T273]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.712461][  T273]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.712566][  T273]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.712704][  T273]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.712851][  T273]  __dev_notify_flags (net/core/dev.c:9787)
[   11.712993][  T273]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.713130][  T273]  ? netif_change_name (net/core/dev.c:1495)
[   11.713273][  T273]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   11.713421][  T273]  ? preempt_schedule_notrace_thunk (arch/x86/entry/thunk.S:13)
[   11.713597][  T273]  ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:649 ./include/linux/cpumask.h:1231 ./include/trace/events/preemptirq.h:40)
[   11.713772][  T273]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   11.713918][  T273]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   11.714056][  T273]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   11.714196][  T273]  veth_newlink (drivers/net/veth.c:1871)
[   11.714349][  T273]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   11.714488][  T273]  ? kasan_save_stack (mm/kasan/common.c:57)
[   11.714628][  T273]  ? kasan_save_track (mm/kasan/common.c:78)
[   11.714767][  T273]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   11.714929][  T273]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   11.715068][  T273]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   11.715208][  T273]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   11.715354][  T273]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   11.715494][  T273]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   11.715636][  T273]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   11.715776][  T273]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   11.715923][  T273]  ? __dev_get_by_name (net/core/dev.c:883)
[   11.716064][  T273]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   11.716209][  T273]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   11.716359][  T273]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.716501][  T273]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.716640][  T273]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.716779][  T273]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.716922][  T273]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.717060][  T273]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.717204][  T273]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.717440][  T273]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.717668][  T273]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.717806][  T273]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.717954][  T273]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.718091][  T273]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.718231][  T273]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.718435][  T273]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.718576][  T273]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.718713][  T273]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.718857][  T273]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.719000][  T273]  ? 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))
[   11.719138][  T273]  ? 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))
[   11.719283][  T273]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.719503][  T273]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.719644][  T273]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.719784][  T273]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.719928][  T273]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.720067][  T273]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.720209][  T273]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.720433][  T273]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.720572][  T273]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.720745][  T273]  ? move_addr_to_kernel (net/socket.c:258)
[   11.720893][  T273]  ___sys_sendmsg (net/socket.c:2752)
[   11.721033][  T273]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.721174][  T273]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.721330][  T273]  ? 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))
[   11.721472][  T273]  __sys_sendmsg (net/socket.c:2784)
[   11.721610][  T273]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.721756][  T273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.721902][  T273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.722042][  T273]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.722181][  T273]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.722329][  T273]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.722469][  T273]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.722641][  T273] RIP: 0033:0x7fc5b226708e
[   11.722787][  T273] 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
[   11.723295][  T273] RSP: 002b:00007ffe48a82500 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.723512][  T273] RAX: ffffffffffffffda RBX: 00007ffe48a82c98 RCX: 00007fc5b226708e
[   11.723720][  T273] RDX: 0000000000000000 RSI: 00007ffe48a825b0 RDI: 0000000000000005
[   11.723934][  T273] RBP: 00007ffe48a82510 R08: 0000000000000000 R09: 0000000000000000
[   11.724143][  T273] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d084
[   11.724358][  T273] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe48a82c70
| [   11.733335][  T273] ------------[ cut here ]------------
| [   11.733483][  T273] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/273
| [   11.733739][  T273] Modules linked in: vxlan
| [   11.734164][  T273] Tainted: [W]=WARN
[   11.734270][  T273] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.734452][  T273] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.734630][  T273] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.735130][  T273] RSP: 0018:ffa00000005e71b0 EFLAGS: 00010286
[   11.735309][  T273] RAX: 00000000ffffffa6 RBX: ff11000012cba200 RCX: 1ff40000000bcdfc
[   11.735520][  T273] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012cba2bc
[   11.735727][  T273] RBP: ff11000008ad1000 R08: 1fe2200002597459 R09: ff11000011018b80
[   11.735938][  T273] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   11.736144][  T273] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab603b20
[   11.736361][  T273] FS:  00007fc5b202d840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   11.736603][  T273] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.736777][  T273] CR2: 000000000042ebe0 CR3: 0000000016597006 CR4: 0000000000771ef0
[   11.736993][  T273] PKRU: 55555554
[   11.737096][  T273] Call Trace:
[   11.737200][  T273]  <TASK>
[   11.737274][  T273]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.737422][  T273]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.737529][  T273]  __dev_notify_flags (net/core/dev.c:9787)
[   11.737668][  T273]  ? netif_change_name (net/core/dev.c:1495)
[   11.737807][  T273]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   11.737952][  T273]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   11.738093][  T273]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   11.738234][  T273]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   11.738387][  T273]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   11.738528][  T273]  ? __dev_get_by_name (net/core/dev.c:883)
[   11.738666][  T273]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   11.738812][  T273]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   11.738960][  T273]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.739099][  T273]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.739238][  T273]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.739449][  T273]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.739635][  T273]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.739774][  T273]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.739923][  T273]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.740062][  T273]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.740201][  T273]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.740350][  T273]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.740488][  T273]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.740628][  T273]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.740767][  T273]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.740912][  T273]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.741051][  T273]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.741188][  T273]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.741337][  T273]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.741480][  T273]  ? 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))
[   11.741617][  T273]  ? 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))
[   11.741756][  T273]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.741920][  T273]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.742066][  T273]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.742206][  T273]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.742355][  T273]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.742494][  T273]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.742636][  T273]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.742773][  T273]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.742916][  T273]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.743088][  T273]  ? move_addr_to_kernel (net/socket.c:258)
[   11.743229][  T273]  ___sys_sendmsg (net/socket.c:2752)
[   11.743377][  T273]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.743518][  T273]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.743665][  T273]  ? 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))
[   11.743805][  T273]  __sys_sendmsg (net/socket.c:2784)
[   11.743952][  T273]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.744095][  T273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.744234][  T273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.744385][  T273]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.744521][  T273]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.744667][  T273]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.744813][  T273]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.745013][  T273] RIP: 0033:0x7fc5b226708e
[   11.745157][  T273] 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
[   11.745662][  T273] RSP: 002b:00007ffe48a82500 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.745874][  T273] RAX: ffffffffffffffda RBX: 00007ffe48a82c98 RCX: 00007fc5b226708e
[   11.746079][  T273] RDX: 0000000000000000 RSI: 00007ffe48a825b0 RDI: 0000000000000005
[   11.746286][  T273] RBP: 00007ffe48a82510 R08: 0000000000000000 R09: 0000000000000000
[   11.746498][  T273] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d084
[   11.746703][  T273] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe48a82c70
| [   11.784598][  T274] ------------[ cut here ]------------
| [   11.784747][  T274] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/274
| [   11.784990][  T274] Modules linked in: vxlan
| [   11.785398][  T274] Tainted: [W]=WARN
[   11.785497][  T274] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.785660][  T274] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.785831][  T274] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.786322][  T274] RSP: 0018:ffa0000000616ff8 EFLAGS: 00010286
[   11.786489][  T274] RAX: 00000000ffffffa6 RBX: ff110000159938c0 RCX: 1ff40000000c2dc5
[   11.786688][  T274] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001599397c
[   11.786887][  T274] RBP: ff11000008ad1000 R08: 1fe2200002b32731 R09: ff110000159dd158
[   11.787081][  T274] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   11.787279][  T274] R13: 0000000000000000 R14: ffa0000000617140 R15: ff1100001416dfd0
[   11.787492][  T274] FS:  00007f355d576840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   11.787720][  T274] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.787889][  T274] CR2: 00000000389f0988 CR3: 0000000013ec0003 CR4: 0000000000771ef0
[   11.788090][  T274] PKRU: 55555554
[   11.788189][  T274] Call Trace:
[   11.788292][  T274]  <TASK>
[   11.788365][  T274]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   11.788500][  T274]  __dev_change_net_namespace (net/core/dev.c:12635)
[   11.788665][  T274]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.788800][  T274]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.788938][  T274]  ? default_device_exit_batch (net/core/dev.c:13091)
[   11.789101][  T274]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.789231][  T274]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.789381][  T274]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.789513][  T274]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   11.789644][  T274]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   11.789777][  T274]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   11.789912][  T274]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   11.790046][  T274]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.790185][  T274]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.790362][  T274]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.790493][  T274]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.790624][  T274]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.790753][  T274]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.790888][  T274]  ? __kernel_text_address (kernel/extable.c:79)
[   11.791021][  T274]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.791155][  T274]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.791289][  T274]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.791429][  T274]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.791561][  T274]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.791690][  T274]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.791821][  T274]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.791960][  T274]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.792093][  T274]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   11.792225][  T274]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.792468][  T274]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.792600][  T274]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.792728][  T274]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.792868][  T274]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.793001][  T274]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.793133][  T274]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.793266][  T274]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.793406][  T274]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.793538][  T274]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.793668][  T274]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.793803][  T274]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.793938][  T274]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.794069][  T274]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.794200][  T274]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.794348][  T274]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.794482][  T274]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.794613][  T274]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.794744][  T274]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.794881][  T274]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.795014][  T274]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.795144][  T274]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.795279][  T274]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.795420][  T274]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.795552][  T274]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.795690][  T274]  ? 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))
[   11.795821][  T274]  ? 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))
[   11.795961][  T274]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.796095][  T274]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.796229][  T274]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.796374][  T274]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.796508][  T274]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.796640][  T274]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.796775][  T274]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.796912][  T274]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.797044][  T274]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.797208][  T274]  ? move_addr_to_kernel (net/socket.c:258)
[   11.797352][  T274]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.797484][  T274]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.797614][  T274]  ___sys_sendmsg (net/socket.c:2752)
[   11.797744][  T274]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.797919][  T274]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.798064][  T274]  __sys_sendmsg (net/socket.c:2784)
[   11.798196][  T274]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.798339][  T274]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.798507][  T274]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.798639][  T274]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.798771][  T274]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.798909][  T274]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.799041][  T274]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.799175][  T274]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.799350][  T274] RIP: 0033:0x7f355d7b008e
[   11.799502][  T274] 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
[   11.799972][  T274] RSP: 002b:00007ffef2511ba0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.800173][  T274] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f355d7b008e
[   11.800392][  T274] RDX: 0000000000000000 RSI: 00007ffef2511c50 RDI: 0000000000000005
[   11.800589][  T274] RBP: 00007ffef2511bb0 R08: 0000000000000000 R09: 0000000000000000
[   11.800796][  T274] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d084
[   11.801000][  T274] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef2512310
| [   11.805825][  T274] ------------[ cut here ]------------
| [   11.806145][  T274] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/274
| [   11.806589][  T274] Modules linked in: vxlan
| [   11.807000][  T274] Tainted: [W]=WARN
[   11.807100][  T274] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.807269][  T274] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.807508][  T274] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.807989][  T274] RSP: 0018:ffa0000000616fc0 EFLAGS: 00010286
[   11.808156][  T274] RAX: 00000000ffffffa6 RBX: ff110000144ff8c0 RCX: 1ff40000000c2dbe
[   11.808425][  T274] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000144ff97c
[   11.808622][  T274] RBP: ff11000008ad1000 R08: 1fe220000289ff31 R09: ff110000159dd158
[   11.808900][  T274] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   11.809102][  T274] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001416dfd0
[   11.809307][  T274] FS:  00007f355d576840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   11.809552][  T274] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.809720][  T274] CR2: 00000000389f0988 CR3: 0000000013ec0003 CR4: 0000000000771ef0
[   11.809929][  T274] PKRU: 55555554
[   11.810033][  T274] Call Trace:
[   11.810132][  T274]  <TASK>
[   11.810203][  T274]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.810349][  T274]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.810485][  T274]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.810586][  T274]  __dev_change_net_namespace (net/core/dev.c:12695)
[   11.810756][  T274]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.810895][  T274]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.811030][  T274]  ? default_device_exit_batch (net/core/dev.c:13091)
[   11.811195][  T274]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.811449][  T274]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.811581][  T274]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.811714][  T274]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   11.811853][  T274]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   11.811993][  T274]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   11.812127][  T274]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   11.812266][  T274]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.812412][  T274]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.812579][  T274]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.812712][  T274]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.812849][  T274]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.812982][  T274]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.813116][  T274]  ? __kernel_text_address (kernel/extable.c:79)
[   11.813607][  T274]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.813741][  T274]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.813878][  T274]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.814013][  T274]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.814146][  T274]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.814280][  T274]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.814421][  T274]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.814640][  T274]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.814775][  T274]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   11.815002][  T274]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.815135][  T274]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.815274][  T274]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.815416][  T274]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.815638][  T274]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.815776][  T274]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.815916][  T274]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.816135][  T274]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.816271][  T274]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.816413][  T274]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.816547][  T274]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.816685][  T274]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.816820][  T274]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.816959][  T274]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.817094][  T274]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.817410][  T274]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.817545][  T274]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.817678][  T274]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.817811][  T274]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.817951][  T274]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.818086][  T274]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.818219][  T274]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.818363][  T274]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.818751][  T274]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.818887][  T274]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.819193][  T274]  ? 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))
[   11.819337][  T274]  ? 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))
[   11.819560][  T274]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.819695][  T274]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.819828][  T274]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.819968][  T274]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.820102][  T274]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.820236][  T274]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.820472][  T274]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.820607][  T274]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.820740][  T274]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.820912][  T274]  ? move_addr_to_kernel (net/socket.c:258)
[   11.821131][  T274]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.821265][  T274]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.821410][  T274]  ___sys_sendmsg (net/socket.c:2752)
[   11.821544][  T274]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.821711][  T274]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.821862][  T274]  __sys_sendmsg (net/socket.c:2784)
[   11.821996][  T274]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.822129][  T274]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.822324][  T274]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.822460][  T274]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.822594][  T274]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.822727][  T274]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.822867][  T274]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.823001][  T274]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.823166][  T274] RIP: 0033:0x7f355d7b008e
[   11.823310][  T274] 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
[   11.823890][  T274] RSP: 002b:00007ffef2511ba0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.824095][  T274] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f355d7b008e
[   11.824298][  T274] RDX: 0000000000000000 RSI: 00007ffef2511c50 RDI: 0000000000000005
[   11.824619][  T274] RBP: 00007ffef2511bb0 R08: 0000000000000000 R09: 0000000000000000
[   11.824818][  T274] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d084
[   11.825024][  T274] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef2512310
| [   11.883740][  T277] ------------[ cut here ]------------
| [   11.883889][  T277] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/277
| [   11.884124][  T277] Modules linked in: vxlan
| [   11.884613][  T277] Tainted: [W]=WARN
[   11.884716][  T277] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.884890][  T277] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.885072][  T277] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.885556][  T277] RSP: 0018:ffa0000000647038 EFLAGS: 00010286
[   11.885725][  T277] RAX: 00000000ffffffa6 RBX: ff11000006017700 RCX: 1ff40000000c8dcd
[   11.885930][  T277] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000060177bc
[   11.886130][  T277] RBP: ff11000008ad1000 R08: 1fe2200000c02ef9 R09: ff11000015ba5158
[   11.886340][  T277] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   11.886539][  T277] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   11.886754][  T277] FS:  00007f73ea8d9840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   11.886995][  T277] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.887162][  T277] CR2: 000000002c403988 CR3: 0000000004c06001 CR4: 0000000000771ef0
[   11.887375][  T277] PKRU: 55555554
[   11.887476][  T277] Call Trace:
[   11.887576][  T277]  <TASK>
[   11.887647][  T277]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.887782][  T277]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   11.887933][  T277]  notifier_call_chain (kernel/notifier.c:85)
[   11.888070][  T277]  netif_change_name (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1509)
[   11.888208][  T277]  ? netdev_adjacent_rename_links (net/core/dev.c:9538)
[   11.888383][  T277]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   11.888520][  T277]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   11.888658][  T277]  do_setlink.isra.0 (net/core/rtnetlink.c:3186)
[   11.888796][  T277]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.888939][  T277]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.889107][  T277]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.889243][  T277]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.889385][  T277]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.889520][  T277]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.889659][  T277]  ? __kernel_text_address (kernel/extable.c:79)
[   11.889795][  T277]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.889938][  T277]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.890071][  T277]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.890218][  T277]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.890422][  T277]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.890556][  T277]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.890691][  T277]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.890824][  T277]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.890966][  T277]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   11.891101][  T277]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.891236][  T277]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.891436][  T277]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.891629][  T277]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.891770][  T277]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.891916][  T277]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.892053][  T277]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.892187][  T277]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.892383][  T277]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.892518][  T277]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.892652][  T277]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.892791][  T277]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.892930][  T277]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.893065][  T277]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.893202][  T277]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.893383][  T277]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.893517][  T277]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.893650][  T277]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.893786][  T277]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.893925][  T277]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.894062][  T277]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.894197][  T277]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.894344][  T277]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.894479][  T277]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.894613][  T277]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.894752][  T277]  ? 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))
[   11.894905][  T277]  ? 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))
[   11.895045][  T277]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.895185][  T277]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.895330][  T277]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.895466][  T277]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.895602][  T277]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.895740][  T277]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.895881][  T277]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.896016][  T277]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.896150][  T277]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.896329][  T277]  ? move_addr_to_kernel (net/socket.c:258)
[   11.896468][  T277]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.896602][  T277]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.896738][  T277]  ___sys_sendmsg (net/socket.c:2752)
[   11.896878][  T277]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.897046][  T277]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.897197][  T277]  __sys_sendmsg (net/socket.c:2784)
[   11.897343][  T277]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.897478][  T277]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.897649][  T277]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.897785][  T277]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.897933][  T277]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.898068][  T277]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.898212][  T277]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.898354][  T277]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.898524][  T277] RIP: 0033:0x7f73eab1308e
[   11.898667][  T277] 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
[   11.899157][  T277] RSP: 002b:00007ffcfa409c60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.899370][  T277] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f73eab1308e
[   11.899573][  T277] RDX: 0000000000000000 RSI: 00007ffcfa409d10 RDI: 0000000000000005
[   11.899776][  T277] RBP: 00007ffcfa409c70 R08: 0000000000000000 R09: 0000000000000000
[   11.899983][  T277] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d085
[   11.900189][  T277] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcfa40a3e0
| [   11.991891][  T280] ------------[ cut here ]------------
| [   11.992064][  T280] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/280
| [   11.992311][  T280] Modules linked in: vxlan
| [   11.993179][  T280] Tainted: [W]=WARN
[   11.993283][  T280] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.993462][  T280] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.993638][  T280] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.994122][  T280] RSP: 0018:ffa0000000687020 EFLAGS: 00010286
[   11.994296][  T280] RAX: 00000000ffffffa6 RBX: ff11000012a61380 RCX: 1ff40000000d0dca
[   11.994506][  T280] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012a6143c
[   11.994707][  T280] RBP: ff11000008ad1000 R08: 1fe220000254c289 R09: ff110000159bae58
[   11.994915][  T280] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   11.995116][  T280] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   11.995328][  T280] FS:  00007f8870351840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   11.995567][  T280] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.995737][  T280] CR2: 00007f88706211a0 CR3: 0000000016524006 CR4: 0000000000771ef0
[   11.995947][  T280] PKRU: 55555554
[   11.996049][  T280] Call Trace:
[   11.996151][  T280]  <TASK>
[   11.996221][  T280]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.996368][  T280]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.996472][  T280]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.996607][  T280]  __dev_notify_flags (net/core/dev.c:9787)
[   11.996744][  T280]  ? netif_change_name (net/core/dev.c:1495)
[   11.996887][  T280]  ? __dev_change_flags (net/core/dev.c:9752)
[   11.997025][  T280]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   11.997160][  T280]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.997300][  T280]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   11.997446][  T280]  netif_change_flags (net/core/dev.c:9820)
[   11.997583][  T280]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   11.997720][  T280]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   11.997864][  T280]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.998003][  T280]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.998174][  T280]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.998312][  T280]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.998454][  T280]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.998591][  T280]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.998727][  T280]  ? __kernel_text_address (kernel/extable.c:79)
[   11.998872][  T280]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.999013][  T280]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.999147][  T280]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.999286][  T280]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.999439][  T280]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.999574][  T280]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.999709][  T280]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.999850][  T280]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.999987][  T280]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   12.000123][  T280]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   12.000263][  T280]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.000410][  T280]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   12.000550][  T280]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   12.000688][  T280]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.000826][  T280]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.000971][  T280]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.001106][  T280]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.001242][  T280]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.001384][  T280]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.001523][  T280]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.001659][  T280]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.001794][  T280]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.001938][  T280]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.002075][  T280]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.002213][  T280]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.002355][  T280]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.002492][  T280]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.002628][  T280]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.002767][  T280]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.002908][  T280]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.003046][  T280]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.003182][  T280]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.003330][  T280]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.003470][  T280]  ? 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))
[   12.003606][  T280]  ? 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))
[   12.003744][  T280]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.003888][  T280]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.004026][  T280]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.004164][  T280]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.004309][  T280]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.004457][  T280]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.004595][  T280]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.004732][  T280]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.004874][  T280]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.005043][  T280]  ? move_addr_to_kernel (net/socket.c:258)
[   12.005182][  T280]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.005329][  T280]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.005469][  T280]  ___sys_sendmsg (net/socket.c:2752)
[   12.005606][  T280]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   12.005775][  T280]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.005931][  T280]  __sys_sendmsg (net/socket.c:2784)
[   12.006066][  T280]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.006201][  T280]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   12.006387][  T280]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   12.006526][  T280]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.006664][  T280]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.006800][  T280]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.006942][  T280]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.007078][  T280]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.007248][  T280] RIP: 0033:0x7f887058b08e
[   12.007401][  T280] 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
[   12.007902][  T280] RSP: 002b:00007ffd969aa0f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.008106][  T280] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f887058b08e
[   12.008313][  T280] RDX: 0000000000000000 RSI: 00007ffd969aa1a0 RDI: 0000000000000005
[   12.008521][  T280] RBP: 00007ffd969aa100 R08: 0000000000000000 R09: 0000000000000000
[   12.008727][  T280] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d085
[   12.008950][  T280] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd969aa870
| [   12.056649][  T281] ------------[ cut here ]------------
| [   12.056801][  T281] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/281
| [   12.057044][  T281] Modules linked in: vxlan
| [   12.057464][  T281] Tainted: [W]=WARN
[   12.057565][  T281] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.057731][  T281] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.057912][  T281] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.058402][  T281] RSP: 0018:ffa0000000696ff8 EFLAGS: 00010286
[   12.058569][  T281] RAX: 00000000ffffffa6 RBX: ff11000013d5a900 RCX: 1ff40000000d2dc5
[   12.058767][  T281] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013d5a9bc
[   12.058971][  T281] RBP: ff1100001773c000 R08: 1fe22000027ab539 R09: ff11000015875158
[   12.059171][  T281] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   12.059379][  T281] R13: 0000000000000000 R14: ffa0000000697140 R15: ff110000168ddc50
[   12.059592][  T281] FS:  00007ff1484b5840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   12.059826][  T281] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.059999][  T281] CR2: 0000000039a43988 CR3: 0000000004ba0005 CR4: 0000000000771ef0
[   12.060198][  T281] PKRU: 55555554
[   12.060300][  T281] Call Trace:
[   12.060425][  T281]  <TASK>
[   12.060497][  T281]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   12.060635][  T281]  __dev_change_net_namespace (net/core/dev.c:12635)
[   12.060803][  T281]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.060941][  T281]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.061075][  T281]  ? default_device_exit_batch (net/core/dev.c:13091)
[   12.061242][  T281]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.061383][  T281]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.061517][  T281]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.061651][  T281]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   12.061785][  T281]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   12.061923][  T281]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   12.062057][  T281]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   12.062193][  T281]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   12.062335][  T281]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   12.062502][  T281]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.062638][  T281]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.062770][  T281]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.062908][  T281]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.063040][  T281]  ? __kernel_text_address (kernel/extable.c:79)
[   12.063174][  T281]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.063311][  T281]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.063451][  T281]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.063588][  T281]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.063721][  T281]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.063856][  T281]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.063987][  T281]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.064123][  T281]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   12.064255][  T281]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   12.064457][  T281]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   12.064601][  T281]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.064739][  T281]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   12.064877][  T281]  ? nla_get_range_signed (lib/nlattr.c:270)
[   12.065011][  T281]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   12.065149][  T281]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.065287][  T281]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.065427][  T281]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.065558][  T281]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.065696][  T281]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.065827][  T281]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.065965][  T281]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.066096][  T281]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.066228][  T281]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.066371][  T281]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.066504][  T281]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.066642][  T281]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.066774][  T281]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.066912][  T281]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.067043][  T281]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.067178][  T281]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.067312][  T281]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.067452][  T281]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.067584][  T281]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.067718][  T281]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.067863][  T281]  ? 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))
[   12.067995][  T281]  ? 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))
[   12.068129][  T281]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.068262][  T281]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.068405][  T281]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.068539][  T281]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.068672][  T281]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.068807][  T281]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.068947][  T281]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.069080][  T281]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.069212][  T281]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.069384][  T281]  ? move_addr_to_kernel (net/socket.c:258)
[   12.069519][  T281]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.069651][  T281]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.069786][  T281]  ___sys_sendmsg (net/socket.c:2752)
[   12.069925][  T281]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   12.070102][  T281]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.070247][  T281]  __sys_sendmsg (net/socket.c:2784)
[   12.070390][  T281]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.070522][  T281]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   12.070690][  T281]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   12.070824][  T281]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.070966][  T281]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.071101][  T281]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.071235][  T281]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.071377][  T281]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.071540][  T281] RIP: 0033:0x7ff1486ef08e
[   12.071679][  T281] 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
[   12.072155][  T281] RSP: 002b:00007ffd661905b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.072367][  T281] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff1486ef08e
[   12.072566][  T281] RDX: 0000000000000000 RSI: 00007ffd66190660 RDI: 0000000000000005
[   12.072773][  T281] RBP: 00007ffd661905c0 R08: 0000000000000000 R09: 0000000000000000
[   12.072977][  T281] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d085
[   12.073174][  T281] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd66190d20
| [   12.076863][  T281] ------------[ cut here ]------------
| [   12.077007][  T281] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/281
| [   12.077239][  T281] Modules linked in: vxlan
| [   12.077666][  T281] Tainted: [W]=WARN
[   12.077766][  T281] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.077939][  T281] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.078111][  T281] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.078669][  T281] RSP: 0018:ffa0000000696fc0 EFLAGS: 00010286
[   12.078835][  T281] RAX: 00000000ffffffa6 RBX: ff11000002787c40 RCX: 1ff40000000d2dbe
[   12.079037][  T281] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000002787cfc
[   12.079257][  T281] RBP: ff1100001773c000 R08: 1fe22000004f0fa1 R09: ff11000015875158
[   12.079517][  T281] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   12.079713][  T281] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000168ddc50
[   12.079972][  T281] FS:  00007ff1484b5840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   12.080203][  T281] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.080432][  T281] CR2: 0000000039a43988 CR3: 0000000004ba0005 CR4: 0000000000771ef0
[   12.080633][  T281] PKRU: 55555554
[   12.080731][  T281] Call Trace:
[   12.080831][  T281]  <TASK>
[   12.080908][  T281]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.081041][  T281]  ? notifier_call_chain (kernel/notifier.c:85)
[   12.081177][  T281]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.081282][  T281]  __dev_change_net_namespace (net/core/dev.c:12695)
[   12.081490][  T281]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.081624][  T281]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.081758][  T281]  ? default_device_exit_batch (net/core/dev.c:13091)
[   12.081928][  T281]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.082062][  T281]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.082195][  T281]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.082340][  T281]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   12.082472][  T281]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   12.082605][  T281]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   12.082739][  T281]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   12.082880][  T281]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   12.083014][  T281]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   12.083180][  T281]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.083327][  T281]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.083460][  T281]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.083595][  T281]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.083727][  T281]  ? __kernel_text_address (kernel/extable.c:79)
[   12.083865][  T281]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.084000][  T281]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.084135][  T281]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.084273][  T281]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.084412][  T281]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.084543][  T281]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.084680][  T281]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.084812][  T281]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   12.084949][  T281]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   12.085083][  T281]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   12.085217][  T281]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.085366][  T281]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   12.085500][  T281]  ? nla_get_range_signed (lib/nlattr.c:270)
[   12.085635][  T281]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   12.085770][  T281]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.085912][  T281]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.086044][  T281]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.086178][  T281]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.086313][  T281]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.086451][  T281]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.086587][  T281]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.086720][  T281]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.086859][  T281]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.086992][  T281]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.087146][  T281]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.087289][  T281]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.087427][  T281]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.087561][  T281]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.087694][  T281]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.087829][  T281]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.087967][  T281]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.088101][  T281]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.088235][  T281]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.088382][  T281]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.088520][  T281]  ? 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))
[   12.088653][  T281]  ? 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))
[   12.088790][  T281]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.088930][  T281]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.089069][  T281]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.089205][  T281]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.089351][  T281]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.089487][  T281]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.089622][  T281]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.089755][  T281]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.089892][  T281]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.090056][  T281]  ? move_addr_to_kernel (net/socket.c:258)
[   12.090190][  T281]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.090331][  T281]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.090466][  T281]  ___sys_sendmsg (net/socket.c:2752)
[   12.090600][  T281]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   12.090766][  T281]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.090919][  T281]  __sys_sendmsg (net/socket.c:2784)
[   12.091054][  T281]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.091188][  T281]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   12.091370][  T281]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   12.091507][  T281]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.091641][  T281]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.091775][  T281]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.091912][  T281]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.092051][  T281]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.092217][  T281] RIP: 0033:0x7ff1486ef08e
[   12.092364][  T281] 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
[   12.092846][  T281] RSP: 002b:00007ffd661905b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.093048][  T281] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff1486ef08e
[   12.093247][  T281] RDX: 0000000000000000 RSI: 00007ffd66190660 RDI: 0000000000000005
[   12.093469][  T281] RBP: 00007ffd661905c0 R08: 0000000000000000 R09: 0000000000000000
[   12.093665][  T281] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d085
[   12.093871][  T281] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd66190d20
| [   12.127530][  T282] ------------[ cut here ]------------
| [   12.127665][  T282] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/282
| [   12.127900][  T282] Modules linked in: vxlan
| [   12.128310][  T282] Tainted: [W]=WARN
[   12.128492][  T282] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.128656][  T282] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.128850][  T282] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.129441][  T282] RSP: 0018:ffa00000006a7038 EFLAGS: 00010286
[   12.129644][  T282] RAX: 00000000ffffffa6 RBX: ff11000013758c80 RCX: 1ff40000000d4dcd
[   12.129848][  T282] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013758d3c
[   12.130056][  T282] RBP: ff1100001773c000 R08: 1fe22000026eb1a9 R09: ff11000015872e58
[   12.130257][  T282] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   12.130465][  T282] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   12.130664][  T282] FS:  00007f7e448ba840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   12.130903][  T282] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.131071][  T282] CR2: 000000002d109988 CR3: 0000000004af4006 CR4: 0000000000771ef0
[   12.131277][  T282] PKRU: 55555554
[   12.131382][  T282] Call Trace:
[   12.131480][  T282]  <TASK>
[   12.131549][  T282]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.131681][  T282]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   12.131814][  T282]  notifier_call_chain (kernel/notifier.c:85)
[   12.131957][  T282]  netif_change_name (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1509)
[   12.132092][  T282]  ? netdev_adjacent_rename_links (net/core/dev.c:9538)
[   12.132258][  T282]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   12.132402][  T282]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   12.132537][  T282]  do_setlink.isra.0 (net/core/rtnetlink.c:3186)
[   12.132674][  T282]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   12.132808][  T282]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   12.132980][  T282]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.133119][  T282]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.133253][  T282]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.133394][  T282]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.133530][  T282]  ? __kernel_text_address (kernel/extable.c:79)
[   12.133665][  T282]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.133800][  T282]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.133938][  T282]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.134070][  T282]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.134204][  T282]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.134346][  T282]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.134487][  T282]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.134622][  T282]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   12.134754][  T282]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   12.134892][  T282]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   12.135025][  T282]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.135161][  T282]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   12.135296][  T282]  ? nla_get_range_signed (lib/nlattr.c:270)
[   12.135438][  T282]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   12.135572][  T282]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.135705][  T282]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.135841][  T282]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.135976][  T282]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.136109][  T282]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.136244][  T282]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.136387][  T282]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.136519][  T282]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.136651][  T282]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.136783][  T282]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.136921][  T282]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.137052][  T282]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.137184][  T282]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.137322][  T282]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.137455][  T282]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.137588][  T282]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.137723][  T282]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.137862][  T282]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.137994][  T282]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.138126][  T282]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.138260][  T282]  ? 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))
[   12.138401][  T282]  ? 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))
[   12.138535][  T282]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.138669][  T282]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.138802][  T282]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.138943][  T282]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.139074][  T282]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.139208][  T282]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.139349][  T282]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.139480][  T282]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.139611][  T282]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.139776][  T282]  ? move_addr_to_kernel (net/socket.c:258)
[   12.139916][  T282]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.140047][  T282]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.140184][  T282]  ___sys_sendmsg (net/socket.c:2752)
[   12.140323][  T282]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   12.140485][  T282]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.140629][  T282]  __sys_sendmsg (net/socket.c:2784)
[   12.140761][  T282]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.140901][  T282]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   12.141068][  T282]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   12.141198][  T282]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.141340][  T282]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.141473][  T282]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.141602][  T282]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.141734][  T282]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.141904][  T282] RIP: 0033:0x7f7e44af408e
[   12.142043][  T282] 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
[   12.142518][  T282] RSP: 002b:00007ffebe25d270 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.142716][  T282] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7e44af408e
[   12.142920][  T282] RDX: 0000000000000000 RSI: 00007ffebe25d320 RDI: 0000000000000005
[   12.143117][  T282] RBP: 00007ffebe25d280 R08: 0000000000000000 R09: 0000000000000000
[   12.143319][  T282] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d085
[   12.143516][  T282] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffebe25d9f0
| [   12.220415][  T285] ------------[ cut here ]------------
| [   12.220574][  T285] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/285
| [   12.220805][  T285] Modules linked in: vxlan
| [   12.221228][  T285] Tainted: [W]=WARN
[   12.221339][  T285] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.221511][  T285] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.221684][  T285] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.222168][  T285] RSP: 0018:ffa00000006f7020 EFLAGS: 00010286
[   12.222347][  T285] RAX: 00000000ffffffa6 RBX: ff110000158bf000 RCX: 1ff40000000dedca
[   12.222562][  T285] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000158bf0bc
[   12.222762][  T285] RBP: ff1100001773c000 R08: 1fe2200002b17e19 R09: ff11000010c28b58
[   12.222969][  T285] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   12.223168][  T285] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   12.223386][  T285] FS:  00007f913801f840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   12.223621][  T285] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.223791][  T285] CR2: 000000000d930988 CR3: 0000000015eb7001 CR4: 0000000000771ef0
[   12.223999][  T285] PKRU: 55555554
[   12.224099][  T285] Call Trace:
[   12.224200][  T285]  <TASK>
[   12.224273][  T285]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.224425][  T285]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.224528][  T285]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   12.224662][  T285]  __dev_notify_flags (net/core/dev.c:9787)
[   12.224799][  T285]  ? netif_change_name (net/core/dev.c:1495)
[   12.224939][  T285]  ? __dev_change_flags (net/core/dev.c:9752)
[   12.225074][  T285]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   12.225208][  T285]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.225352][  T285]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   12.225488][  T285]  netif_change_flags (net/core/dev.c:9820)
[   12.225624][  T285]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   12.225758][  T285]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   12.225905][  T285]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   12.226040][  T285]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   12.226207][  T285]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.226443][  T285]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.226654][  T285]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.226792][  T285]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.226932][  T285]  ? __kernel_text_address (kernel/extable.c:79)
[   12.227069][  T285]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.227204][  T285]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.227420][  T285]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.227555][  T285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.227688][  T285]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.227821][  T285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.227963][  T285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.228096][  T285]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   12.228229][  T285]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   12.228464][  T285]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   12.228603][  T285]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.228738][  T285]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   12.228882][  T285]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   12.229019][  T285]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.229154][  T285]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.229289][  T285]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.229478][  T285]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.229611][  T285]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.229742][  T285]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.229884][  T285]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.230017][  T285]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.230156][  T285]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.230293][  T285]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.230488][  T285]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.230621][  T285]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.230758][  T285]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.230922][  T285]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.231076][  T285]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.231211][  T285]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.231402][  T285]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.231536][  T285]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.231667][  T285]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.231809][  T285]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.231950][  T285]  ? 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))
[   12.232081][  T285]  ? 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))
[   12.232217][  T285]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.232417][  T285]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.232553][  T285]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.232686][  T285]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.232821][  T285]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.232962][  T285]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.233096][  T285]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.233230][  T285]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.233410][  T285]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.233577][  T285]  ? move_addr_to_kernel (net/socket.c:258)
[   12.233711][  T285]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.233858][  T285]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.233998][  T285]  ___sys_sendmsg (net/socket.c:2752)
[   12.234130][  T285]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   12.234301][  T285]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.234452][  T285]  __sys_sendmsg (net/socket.c:2784)
[   12.234585][  T285]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.234717][  T285]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   12.234889][  T285]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   12.235022][  T285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.235157][  T285]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.235292][  T285]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.235429][  T285]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.235563][  T285]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.235727][  T285] RIP: 0033:0x7f913825908e
[   12.235878][  T285] 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
[   12.236366][  T285] RSP: 002b:00007ffd4d6e4ab0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.236567][  T285] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f913825908e
[   12.236765][  T285] RDX: 0000000000000000 RSI: 00007ffd4d6e4b60 RDI: 0000000000000005
[   12.236970][  T285] RBP: 00007ffd4d6e4ac0 R08: 0000000000000000 R09: 0000000000000000
[   12.237168][  T285] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d085
[   12.237382][  T285] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd4d6e5230
| [   12.248779][   T39] ------------[ cut here ]------------
| [   12.248963][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/39
| [   12.249209][   T39] Modules linked in: vxlan
| [   12.249719][   T39] Tainted: [W]=WARN
[   12.249813][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.249974][   T39] Workqueue: events_unbound linkwatch_event
[   12.250142][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.250521][   T39] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.250971][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   12.251127][   T39] RAX: 00000000ffffffa6 RBX: ff1100001336eac0 RCX: 1ff4000000057f02
[   12.251312][   T39] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001336eb7c
[   12.251503][   T39] RBP: ff1100001773c000 R08: 1fe220000266dd71 R09: ff11000001da51a8
[   12.251688][   T39] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   12.251899][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   12.252087][   T39] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   12.252308][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.252468][   T39] CR2: 000000002d109988 CR3: 000000000d14d001 CR4: 0000000000771ef0
[   12.252652][   T39] PKRU: 55555554
[   12.252751][   T39] Call Trace:
[   12.252847][   T39]  <TASK>
[   12.252912][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.253036][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   12.253161][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.253256][   T39]  netif_state_change (net/core/dev.c:1605)
[   12.253388][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   12.253544][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   12.253668][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   12.253791][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.253928][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   12.254049][   T39]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   12.254175][   T39]  process_one_work (kernel/workqueue.c:3314)
[   12.254306][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   12.254435][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.254563][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   12.254689][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   12.254812][   T39]  kthread (kernel/kthread.c:436)
[   12.254909][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.255061][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   12.255184][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   12.255310][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   12.255473][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   12.255598][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   12.255720][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   12.257575][   T39] ------------[ cut here ]------------
| [   12.257714][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/39
| [   12.257965][   T39] Modules linked in: vxlan
| [   12.258392][   T39] Tainted: [W]=WARN
[   12.258485][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.258639][   T39] Workqueue: events_unbound linkwatch_event
[   12.258799][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.258965][   T39] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.259427][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   12.259585][   T39] RAX: 00000000ffffffa6 RBX: ff11000005a158c0 RCX: 1ff4000000057f02
[   12.259774][   T39] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005a1597c
[   12.259964][   T39] RBP: ff11000008ad1000 R08: 1fe2200000b42b31 R09: ff11000001da51a8
[   12.260147][   T39] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   12.260344][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   12.260533][   T39] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   12.260749][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.260908][   T39] CR2: 00007fa719b63574 CR3: 000000000d14d006 CR4: 0000000000771ef0
[   12.261096][   T39] PKRU: 55555554
[   12.261189][   T39] Call Trace:
[   12.261282][   T39]  <TASK>
[   12.261360][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.261485][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   12.261607][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.261708][   T39]  netif_state_change (net/core/dev.c:1605)
[   12.261834][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   12.261998][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   12.262120][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   12.262242][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.262379][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   12.262502][   T39]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   12.262625][   T39]  process_one_work (kernel/workqueue.c:3314)
[   12.262752][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   12.262882][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.263010][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   12.263144][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   12.263270][   T39]  kthread (kernel/kthread.c:436)
[   12.263371][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.263525][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   12.263650][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   12.263777][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   12.263941][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   12.264064][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   12.264188][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   22.558322][  T467] ------------[ cut here ]------------
| [   22.558506][  T467] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/467
| [   22.558751][  T467] Modules linked in: vxlan
| [   22.559178][  T467] Tainted: [W]=WARN
[   22.559282][  T467] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.559462][  T467] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.559642][  T467] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.560127][  T467] RSP: 0018:ffa0000000ee7a80 EFLAGS: 00010286
[   22.560310][  T467] RAX: 00000000ffffffa6 RBX: ff11000013a27e00 RCX: 1ff40000001dcf16
[   22.560518][  T467] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013a27ebc
[   22.560720][  T467] RBP: ff110000116f9000 R08: 1fe2200002744fd9 R09: ff11000015875180
[   22.560929][  T467] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   22.561134][  T467] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000116f9000
[   22.561351][  T467] FS:  00007fe1745da840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   22.561593][  T467] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.561763][  T467] CR2: 00007fe1747dbc20 CR3: 0000000015eaa003 CR4: 0000000000771ef0
[   22.561974][  T467] PKRU: 55555554
[   22.562075][  T467] Call Trace:
[   22.562180][  T467]  <TASK>
[   22.562251][  T467]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   22.562395][  T467]  ? notifier_call_chain (kernel/notifier.c:85)
[   22.562532][  T467]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   22.562638][  T467]  register_netdevice (net/core/dev.c:11488)
[   22.562774][  T467]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   22.562947][  T467]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   22.563082][  T467]  register_netdev (net/core/dev.c:11552)
[   22.563217][  T467]  loopback_net_init (drivers/net/loopback.c:218)
[   22.563363][  T467]  ops_init (net/core/net_namespace.c:137)
[   22.563468][  T467]  setup_net (net/core/net_namespace.c:446)
[   22.563570][  T467]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   22.563705][  T467]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   22.563845][  T467]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   22.563987][  T467]  copy_net_ns (net/core/net_namespace.c:579)
[   22.564129][  T467]  create_new_namespaces (kernel/nsproxy.c:132)
[   22.564274][  T467]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   22.564417][  T467]  ksys_unshare (kernel/fork.c:3243)
[   22.564552][  T467]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   22.564688][  T467]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   22.564832][  T467]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   22.564971][  T467]  ? __ia32_sys_open (fs/open.c:1374)
[   22.565110][  T467]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   22.565245][  T467]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   22.565398][  T467]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.565539][  T467]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   22.565674][  T467]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   22.565815][  T467]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.565983][  T467] RIP: 0033:0x7fe17489cbcb
[   22.566125][  T467] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   22.566612][  T467] RSP: 002b:00007ffc0950b258 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   22.566821][  T467] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe17489cbcb
[   22.567021][  T467] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   22.567225][  T467] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   22.567434][  T467] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc0950d480
[   22.567634][  T467] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc0950d86d
| [   22.572674][  T467] ------------[ cut here ]------------
| [   22.572820][  T467] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/467
| [   22.573052][  T467] Modules linked in: vxlan
| [   22.573473][  T467] Tainted: [W]=WARN
[   22.573574][  T467] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.573740][  T467] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.573917][  T467] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.574409][  T467] RSP: 0018:ffa0000000ee7918 EFLAGS: 00010286
[   22.574578][  T467] RAX: 00000000ffffffa6 RBX: ff11000015dd11c0 RCX: 1ff40000001dcee9
[   22.574779][  T467] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000015dd127c
[   22.574993][  T467] RBP: ff110000176d1000 R08: 1fe2200002bba251 R09: ff11000015875180
[   22.575193][  T467] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   22.575399][  T467] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000176d1000
[   22.575602][  T467] FS:  00007fe1745da840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   22.575843][  T467] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.576011][  T467] CR2: 00007fe1747dbc20 CR3: 0000000015eaa003 CR4: 0000000000771ef0
[   22.576212][  T467] PKRU: 55555554
[   22.576313][  T467] Call Trace:
[   22.576422][  T467]  <TASK>
[   22.576491][  T467]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   22.576624][  T467]  ? notifier_call_chain (kernel/notifier.c:85)
[   22.576760][  T467]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   22.576870][  T467]  register_netdevice (net/core/dev.c:11488)
[   22.577007][  T467]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   22.577178][  T467]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   22.577323][  T467]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   22.577460][  T467]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   22.577595][  T467]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   22.577730][  T467]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   22.577870][  T467]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   22.578006][  T467]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[   22.578142][  T467]  ops_init (net/core/net_namespace.c:137)
[   22.578247][  T467]  setup_net (net/core/net_namespace.c:446)
[   22.578891][  T467]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   22.579027][  T467]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   22.579163][  T467]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   22.579305][  T467]  copy_net_ns (net/core/net_namespace.c:579)
[   22.579499][  T467]  create_new_namespaces (kernel/nsproxy.c:132)
[   22.579639][  T467]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   22.579774][  T467]  ksys_unshare (kernel/fork.c:3243)
[   22.579916][  T467]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   22.580049][  T467]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   22.580182][  T467]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   22.580373][  T467]  ? __ia32_sys_open (fs/open.c:1374)
[   22.580511][  T467]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   22.580644][  T467]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   22.580777][  T467]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.580914][  T467]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   22.581104][  T467]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   22.581241][  T467]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.581468][  T467] RIP: 0033:0x7fe17489cbcb
[   22.581607][  T467] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   22.582088][  T467] RSP: 002b:00007ffc0950b258 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   22.582292][  T467] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe17489cbcb
[   22.582546][  T467] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   22.582746][  T467] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   22.582950][  T467] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc0950d480
[   22.583149][  T467] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc0950d86d
| [   22.587655][  T467] ------------[ cut here ]------------
| [   22.587812][  T467] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/467
| [   22.588048][  T467] Modules linked in: vxlan
| [   22.588486][  T467] Tainted: [W]=WARN
[   22.588589][  T467] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.588757][  T467] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.588939][  T467] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.589434][  T467] RSP: 0018:ffa0000000ee78f8 EFLAGS: 00010286
[   22.589603][  T467] RAX: 00000000ffffffa6 RBX: ff1100001671aac0 RCX: 1ff40000001dcee5
[   22.589810][  T467] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001671ab7c
[   22.590010][  T467] RBP: ff11000016989000 R08: 1fe2200002ce3571 R09: ff11000015875180
[   22.590236][  T467] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   22.590451][  T467] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000016989000
[   22.590658][  T467] FS:  00007fe1745da840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   22.590900][  T467] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.591072][  T467] CR2: 000055669eb0cae8 CR3: 0000000015eaa006 CR4: 0000000000771ef0
[   22.591278][  T467] PKRU: 55555554
[   22.591388][  T467] Call Trace:
[   22.591489][  T467]  <TASK>
[   22.591560][  T467]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   22.591696][  T467]  ? notifier_call_chain (kernel/notifier.c:85)
[   22.591838][  T467]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   22.591943][  T467]  register_netdevice (net/core/dev.c:11488)
[   22.592080][  T467]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   22.592247][  T467]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   22.592392][  T467]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   22.592529][  T467]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   22.592663][  T467]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   22.592805][  T467]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   22.592951][  T467]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   22.593096][  T467]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   22.593234][  T467]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   22.593380][  T467]  vti_init_net (net/ipv4/ip_vti.c:517)
[   22.593516][  T467]  ops_init (net/core/net_namespace.c:137)
[   22.593621][  T467]  setup_net (net/core/net_namespace.c:446)
[   22.593723][  T467]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   22.593861][  T467]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   22.593998][  T467]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   22.594147][  T467]  copy_net_ns (net/core/net_namespace.c:579)
[   22.594286][  T467]  create_new_namespaces (kernel/nsproxy.c:132)
[   22.594434][  T467]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   22.594569][  T467]  ksys_unshare (kernel/fork.c:3243)
[   22.594703][  T467]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   22.594843][  T467]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   22.594978][  T467]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   22.595117][  T467]  ? __ia32_sys_open (fs/open.c:1374)
[   22.595252][  T467]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   22.595394][  T467]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   22.595528][  T467]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.595662][  T467]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   22.595801][  T467]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   22.595935][  T467]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.596101][  T467] RIP: 0033:0x7fe17489cbcb
[   22.596242][  T467] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   22.596740][  T467] RSP: 002b:00007ffc0950b258 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   22.596956][  T467] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe17489cbcb
[   22.597155][  T467] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   22.597362][  T467] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   22.597562][  T467] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc0950d480
[   22.597763][  T467] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc0950d86d
| [   22.607567][  T467] ------------[ cut here ]------------
| [   22.607705][  T467] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/467
| [   22.607946][  T467] Modules linked in: vxlan
| [   22.608370][  T467] Tainted: [W]=WARN
[   22.608472][  T467] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.608641][  T467] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.608824][  T467] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.609301][  T467] RSP: 0018:ffa0000000ee7a78 EFLAGS: 00010286
[   22.609477][  T467] RAX: 00000000ffffffa6 RBX: ff110000141abc40 RCX: 1ff40000001dcf15
[   22.609676][  T467] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000141abcfc
[   22.609883][  T467] RBP: ff110000176b9000 R08: 1fe22000028357a1 R09: ff11000015875180
[   22.610082][  T467] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   22.610281][  T467] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000176b9000
[   22.610487][  T467] FS:  00007fe1745da840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   22.610723][  T467] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.610899][  T467] CR2: 000055669eb0cae8 CR3: 0000000015eaa006 CR4: 0000000000771ef0
[   22.611101][  T467] PKRU: 55555554
[   22.611200][  T467] Call Trace:
[   22.611304][  T467]  <TASK>
[   22.611378][  T467]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   22.611519][  T467]  ? notifier_call_chain (kernel/notifier.c:85)
[   22.611657][  T467]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   22.611758][  T467]  register_netdevice (net/core/dev.c:11488)
[   22.611899][  T467]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   22.612067][  T467]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.612206][  T467]  register_netdev (net/core/dev.c:11552)
[   22.612351][  T467]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   22.612489][  T467]  ops_init (net/core/net_namespace.c:137)
[   22.612592][  T467]  setup_net (net/core/net_namespace.c:446)
[   22.612694][  T467]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   22.612833][  T467]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   22.612970][  T467]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   22.613106][  T467]  copy_net_ns (net/core/net_namespace.c:579)
[   22.613242][  T467]  create_new_namespaces (kernel/nsproxy.c:132)
[   22.613389][  T467]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   22.613524][  T467]  ksys_unshare (kernel/fork.c:3243)
[   22.613657][  T467]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   22.613799][  T467]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   22.613934][  T467]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   22.614069][  T467]  ? __ia32_sys_open (fs/open.c:1374)
[   22.614206][  T467]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   22.614348][  T467]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   22.614483][  T467]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.614616][  T467]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   22.614749][  T467]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   22.614890][  T467]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.615059][  T467] RIP: 0033:0x7fe17489cbcb
[   22.615200][  T467] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   22.615687][  T467] RSP: 002b:00007ffc0950b258 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   22.615894][  T467] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe17489cbcb
[   22.616117][  T467] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   22.616329][  T467] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   22.616528][  T467] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc0950d480
[   22.616737][  T467] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc0950d86d
| [   22.620985][  T467] ------------[ cut here ]------------
| [   22.621126][  T467] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/467
| [   22.621888][  T467] Modules linked in: vxlan
| [   22.622375][  T467] Tainted: [W]=WARN
[   22.622477][  T467] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.622644][  T467] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.622824][  T467] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.623308][  T467] RSP: 0018:ffa0000000ee7a68 EFLAGS: 00010286
[   22.623540][  T467] RAX: 00000000ffffffa6 RBX: ff110000141aae40 RCX: 1ff40000001dcf13
[   22.623742][  T467] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000141aaefc
[   22.623946][  T467] RBP: ff11000005209000 R08: 1fe22000028355e1 R09: ff11000015875180
[   22.624146][  T467] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   22.624417][  T467] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005209000
[   22.624621][  T467] FS:  00007fe1745da840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   22.624861][  T467] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.625028][  T467] CR2: 000055669eb0cae8 CR3: 0000000015eaa006 CR4: 0000000000771ef0
[   22.625233][  T467] PKRU: 55555554
[   22.625395][  T467] Call Trace:
[   22.625496][  T467]  <TASK>
[   22.625565][  T467]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   22.625704][  T467]  ? notifier_call_chain (kernel/notifier.c:85)
[   22.625856][  T467]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   22.625958][  T467]  register_netdevice (net/core/dev.c:11488)
[   22.626092][  T467]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   22.626264][  T467]  register_netdev (net/core/dev.c:11552)
[   22.626460][  T467]  sit_init_net (net/ipv6/sit.c:1860)
[   22.626597][  T467]  ops_init (net/core/net_namespace.c:137)
[   22.626699][  T467]  setup_net (net/core/net_namespace.c:446)
[   22.626806][  T467]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   22.626940][  T467]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   22.627074][  T467]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   22.627215][  T467]  copy_net_ns (net/core/net_namespace.c:579)
[   22.627411][  T467]  create_new_namespaces (kernel/nsproxy.c:132)
[   22.627548][  T467]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   22.627684][  T467]  ksys_unshare (kernel/fork.c:3243)
[   22.627825][  T467]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   22.627961][  T467]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   22.628096][  T467]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   22.628234][  T467]  ? __ia32_sys_open (fs/open.c:1374)
[   22.628437][  T467]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   22.628573][  T467]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   22.628709][  T467]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.628850][  T467]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   22.628990][  T467]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   22.629127][  T467]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.629297][  T467] RIP: 0033:0x7fe17489cbcb
[   22.629510][  T467] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   22.629998][  T467] RSP: 002b:00007ffc0950b258 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   22.630201][  T467] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe17489cbcb
[   22.630467][  T467] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   22.630668][  T467] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   22.630885][  T467] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc0950d480
[   22.631117][  T467] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc0950d86d
| [   22.635663][  T467] ------------[ cut here ]------------
| [   22.635814][  T467] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/467
| [   22.636074][  T467] Modules linked in: vxlan
| [   22.636508][  T467] Tainted: [W]=WARN
[   22.636612][  T467] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.636781][  T467] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.636964][  T467] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.637459][  T467] RSP: 0018:ffa0000000ee7a78 EFLAGS: 00010286
[   22.637633][  T467] RAX: 00000000ffffffa6 RBX: ff11000013a27a80 RCX: 1ff40000001dcf15
[   22.637844][  T467] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013a27b3c
[   22.638048][  T467] RBP: ff11000017559000 R08: 1fe2200002744f69 R09: ff11000015875180
[   22.638251][  T467] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   22.638473][  T467] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000017559000
[   22.638680][  T467] FS:  00007fe1745da840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   22.638929][  T467] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.639101][  T467] CR2: 00007fe1747dbc20 CR3: 0000000015eaa003 CR4: 0000000000771ef0
[   22.639319][  T467] PKRU: 55555554
[   22.639422][  T467] Call Trace:
[   22.639526][  T467]  <TASK>
[   22.639596][  T467]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   22.639743][  T467]  ? notifier_call_chain (kernel/notifier.c:85)
[   22.639888][  T467]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   22.639993][  T467]  register_netdevice (net/core/dev.c:11488)
[   22.640132][  T467]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   22.640306][  T467]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.640452][  T467]  register_netdev (net/core/dev.c:11552)
[   22.640589][  T467]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   22.640726][  T467]  ops_init (net/core/net_namespace.c:137)
[   22.640836][  T467]  setup_net (net/core/net_namespace.c:446)
[   22.640939][  T467]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   22.641075][  T467]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   22.641212][  T467]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   22.641357][  T467]  copy_net_ns (net/core/net_namespace.c:579)
[   22.641497][  T467]  create_new_namespaces (kernel/nsproxy.c:132)
[   22.641636][  T467]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   22.641774][  T467]  ksys_unshare (kernel/fork.c:3243)
[   22.641923][  T467]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   22.642061][  T467]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   22.642197][  T467]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   22.642346][  T467]  ? __ia32_sys_open (fs/open.c:1374)
[   22.642486][  T467]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   22.642624][  T467]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   22.642760][  T467]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.642902][  T467]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   22.643040][  T467]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   22.643180][  T467]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.643353][  T467] RIP: 0033:0x7fe17489cbcb
[   22.643496][  T467] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   22.643985][  T467] RSP: 002b:00007ffc0950b258 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   22.644192][  T467] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fe17489cbcb
[   22.644406][  T467] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   22.644610][  T467] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   22.644820][  T467] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc0950d480
[   22.645026][  T467] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc0950d86d
| [   22.680914][  T468] ------------[ cut here ]------------
| [   22.681066][  T468] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/468
| [   22.681310][  T468] Modules linked in: vxlan
| [   22.681730][  T468] Tainted: [W]=WARN
[   22.681838][  T468] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.682006][  T468] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.682179][  T468] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.682666][  T468] RSP: 0018:ffa0000000fb7020 EFLAGS: 00010286
[   22.682841][  T468] RAX: 00000000ffffffa6 RBX: ff11000010b918c0 RCX: 1ff40000001f6dca
[   22.683042][  T468] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010b9197c
[   22.683239][  T468] RBP: ff110000116f9000 R08: 1fe2200002172331 R09: ff11000015870b58
[   22.683448][  T468] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   22.683645][  T468] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   22.683854][  T468] FS:  00007f63f2fc2840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   22.684087][  T468] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.684272][  T468] CR2: 00007f63f32921a0 CR3: 0000000015d21001 CR4: 0000000000771ef0
[   22.684485][  T468] PKRU: 55555554
[   22.684584][  T468] Call Trace:
[   22.684685][  T468]  <TASK>
[   22.684755][  T468]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   22.684896][  T468]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   22.684999][  T468]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   22.685134][  T468]  __dev_notify_flags (net/core/dev.c:9787)
[   22.685280][  T468]  ? netif_change_name (net/core/dev.c:1495)
[   22.685421][  T468]  ? __dev_change_flags (net/core/dev.c:9752)
[   22.685555][  T468]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   22.685691][  T468]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.685832][  T468]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   22.685969][  T468]  netif_change_flags (net/core/dev.c:9820)
[   22.686103][  T468]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   22.686238][  T468]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   22.686716][  T468]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   22.686861][  T468]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   22.687031][  T468]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   22.687164][  T468]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   22.687300][  T468]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   22.687440][  T468]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   22.687574][  T468]  ? __kernel_text_address (kernel/extable.c:79)
[   22.687707][  T468]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.688237][  T468]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.688379][  T468]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   22.688514][  T468]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   22.688648][  T468]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   22.688780][  T468]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   22.688920][  T468]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   22.689056][  T468]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   22.689190][  T468]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   22.689332][  T468]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   22.689466][  T468]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   22.689600][  T468]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   22.689736][  T468]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   22.689878][  T468]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   22.690012][  T468]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.690144][  T468]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.690284][  T468]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   22.690426][  T468]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   22.690559][  T468]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.690695][  T468]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.690835][  T468]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.690970][  T468]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   22.691103][  T468]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.691239][  T468]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   22.691384][  T468]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   22.691520][  T468]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   22.691653][  T468]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.691786][  T468]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.691926][  T468]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.692059][  T468]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.692195][  T468]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   22.692339][  T468]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.692477][  T468]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   22.692615][  T468]  ? 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))
[   22.692749][  T468]  ? 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))
[   22.692892][  T468]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   22.693026][  T468]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   22.693161][  T468]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.693299][  T468]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   22.693443][  T468]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   22.693584][  T468]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   22.693720][  T468]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   22.693862][  T468]  ? copy_msghdr_from_user (net/socket.c:2635)
[   22.693995][  T468]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   22.694160][  T468]  ? move_addr_to_kernel (net/socket.c:258)
[   22.694298][  T468]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   22.694445][  T468]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   22.694580][  T468]  ___sys_sendmsg (net/socket.c:2752)
[   22.694712][  T468]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   22.694884][  T468]  ? copy_msghdr_from_user (net/socket.c:2603)
[   22.695030][  T468]  __sys_sendmsg (net/socket.c:2784)
[   22.695165][  T468]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   22.695302][  T468]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   22.695479][  T468]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   22.695616][  T468]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   22.695751][  T468]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.695889][  T468]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   22.696021][  T468]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   22.696156][  T468]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.696330][  T468] RIP: 0033:0x7f63f31fc08e
[   22.696474][  T468] 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
[   22.696953][  T468] RSP: 002b:00007ffeb547e960 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   22.697153][  T468] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f63f31fc08e
[   22.697361][  T468] RDX: 0000000000000000 RSI: 00007ffeb547ea10 RDI: 0000000000000005
[   22.697560][  T468] RBP: 00007ffeb547e970 R08: 0000000000000000 R09: 0000000000000000
[   22.697760][  T468] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d08f
[   22.697964][  T468] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeb547f0e0
| [   22.812218][  T472] ------------[ cut here ]------------
| [   22.812396][  T472] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/472
| [   22.812638][  T472] Modules linked in: vxlan
| [   22.813058][  T472] Tainted: [W]=WARN
[   22.813158][  T472] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.813333][  T472] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.813508][  T472] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.813999][  T472] RSP: 0018:ffa0000000fb7a80 EFLAGS: 00010286
[   22.814167][  T472] RAX: 00000000ffffffa6 RBX: ff1100001372b1c0 RCX: 1ff40000001f6f16
[   22.814378][  T472] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001372b27c
[   22.814579][  T472] RBP: ff110000164c4000 R08: 1fe22000026e5651 R09: ff110000116e5180
[   22.814778][  T472] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   22.814986][  T472] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000164c4000
[   22.815188][  T472] FS:  00007f1365922840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   22.815432][  T472] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.815601][  T472] CR2: 00007f1365b29430 CR3: 000000001319e005 CR4: 0000000000771ef0
[   22.815808][  T472] PKRU: 55555554
[   22.815910][  T472] Call Trace:
[   22.816010][  T472]  <TASK>
[   22.816079][  T472]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   22.816215][  T472]  ? notifier_call_chain (kernel/notifier.c:85)
[   22.816356][  T472]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   22.816460][  T472]  register_netdevice (net/core/dev.c:11488)
[   22.816598][  T472]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   22.816766][  T472]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   22.816908][  T472]  register_netdev (net/core/dev.c:11552)
[   22.817042][  T472]  loopback_net_init (drivers/net/loopback.c:218)
[   22.817179][  T472]  ops_init (net/core/net_namespace.c:137)
[   22.817283][  T472]  setup_net (net/core/net_namespace.c:446)
[   22.817398][  T472]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   22.817532][  T472]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   22.817666][  T472]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   22.817807][  T472]  copy_net_ns (net/core/net_namespace.c:579)
[   22.817943][  T472]  create_new_namespaces (kernel/nsproxy.c:132)
[   22.818079][  T472]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   22.818217][  T472]  ksys_unshare (kernel/fork.c:3243)
[   22.818361][  T472]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   22.818496][  T472]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   22.818630][  T472]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   22.818765][  T472]  ? __ia32_sys_open (fs/open.c:1374)
[   22.818906][  T472]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   22.819039][  T472]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   22.819175][  T472]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.819320][  T472]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   22.819454][  T472]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   22.819589][  T472]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.819754][  T472] RIP: 0033:0x7f1365be4bcb
[   22.819900][  T472] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   22.820397][  T472] RSP: 002b:00007ffc1f133fe8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   22.820599][  T472] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1365be4bcb
[   22.820804][  T472] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   22.821005][  T472] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   22.821205][  T472] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc1f136210
[   22.821414][  T472] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc1f13686d
| [   22.825685][  T472] ------------[ cut here ]------------
| [   22.825829][  T472] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/472
| [   22.826059][  T472] Modules linked in: vxlan
| [   22.826474][  T472] Tainted: [W]=WARN
[   22.826575][  T472] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.826743][  T472] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.826925][  T472] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.827410][  T472] RSP: 0018:ffa0000000fb7918 EFLAGS: 00010286
[   22.827579][  T472] RAX: 00000000ffffffa6 RBX: ff11000013705700 RCX: 1ff40000001f6ee9
[   22.827779][  T472] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137057bc
[   22.828003][  T472] RBP: ff11000017519000 R08: 1fe22000026e0af9 R09: ff110000116e5180
[   22.828202][  T472] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   22.828412][  T472] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000017519000
[   22.828613][  T472] FS:  00007f1365922840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   22.828855][  T472] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.829024][  T472] CR2: 00007f1365b29430 CR3: 000000001319e005 CR4: 0000000000771ef0
[   22.829225][  T472] PKRU: 55555554
[   22.829334][  T472] Call Trace:
[   22.829434][  T472]  <TASK>
[   22.829505][  T472]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   22.829639][  T472]  ? notifier_call_chain (kernel/notifier.c:85)
[   22.829772][  T472]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   22.829884][  T472]  register_netdevice (net/core/dev.c:11488)
[   22.830020][  T472]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   22.830186][  T472]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   22.830330][  T472]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   22.830464][  T472]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   22.830598][  T472]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   22.830734][  T472]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   22.830874][  T472]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   22.831008][  T472]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[   22.831143][  T472]  ops_init (net/core/net_namespace.c:137)
[   22.831247][  T472]  setup_net (net/core/net_namespace.c:446)
[   22.831358][  T472]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   22.831490][  T472]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   22.831630][  T472]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   22.831768][  T472]  copy_net_ns (net/core/net_namespace.c:579)
[   22.831909][  T472]  create_new_namespaces (kernel/nsproxy.c:132)
[   22.832045][  T472]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   22.832181][  T472]  ksys_unshare (kernel/fork.c:3243)
[   22.832320][  T472]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   22.832454][  T472]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   22.832588][  T472]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   22.832721][  T472]  ? __ia32_sys_open (fs/open.c:1374)
[   22.832862][  T472]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   22.832996][  T472]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   22.833137][  T472]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.833276][  T472]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   22.833416][  T472]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   22.833549][  T472]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.833714][  T472] RIP: 0033:0x7f1365be4bcb
[   22.833857][  T472] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   22.834443][  T472] RSP: 002b:00007ffc1f133fe8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   22.834642][  T472] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1365be4bcb
[   22.834934][  T472] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   22.835130][  T472] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   22.835341][  T472] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc1f136210
[   22.835629][  T472] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc1f13686d
| [   22.839891][  T472] ------------[ cut here ]------------
| [   22.840031][  T472] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/472
| [   22.840362][  T472] Modules linked in: vxlan
| [   22.840779][  T472] Tainted: [W]=WARN
[   22.840887][  T472] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.841148][  T472] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.841331][  T472] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.841910][  T472] RSP: 0018:ffa0000000fb78f8 EFLAGS: 00010286
[   22.842083][  T472] RAX: 00000000ffffffa6 RBX: ff110000129c8900 RCX: 1ff40000001f6ee5
[   22.842386][  T472] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129c89bc
[   22.842615][  T472] RBP: ff110000164a9000 R08: 1fe2200002539139 R09: ff110000116e5180
[   22.842819][  T472] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   22.843111][  T472] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000164a9000
[   22.843320][  T472] FS:  00007f1365922840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   22.843645][  T472] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.843821][  T472] CR2: 00007f1365b29430 CR3: 000000001319e005 CR4: 0000000000771ef0
[   22.844021][  T472] PKRU: 55555554
[   22.844124][  T472] Call Trace:
[   22.844319][  T472]  <TASK>
[   22.844390][  T472]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   22.844526][  T472]  ? notifier_call_chain (kernel/notifier.c:85)
[   22.844659][  T472]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   22.844762][  T472]  register_netdevice (net/core/dev.c:11488)
[   22.844992][  T472]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   22.845159][  T472]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   22.845299][  T472]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   22.845528][  T472]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   22.845662][  T472]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   22.845801][  T472]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   22.845937][  T472]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   22.846159][  T472]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   22.846297][  T472]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   22.846449][  T472]  vti_init_net (net/ipv4/ip_vti.c:517)
[   22.846584][  T472]  ops_init (net/core/net_namespace.c:137)
[   22.846688][  T472]  setup_net (net/core/net_namespace.c:446)
[   22.846885][  T472]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   22.847018][  T472]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   22.847153][  T472]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   22.847292][  T472]  copy_net_ns (net/core/net_namespace.c:579)
[   22.847430][  T472]  create_new_namespaces (kernel/nsproxy.c:132)
[   22.847570][  T472]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   22.847705][  T472]  ksys_unshare (kernel/fork.c:3243)
[   22.847847][  T472]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   22.848072][  T472]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   22.848208][  T472]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   22.848350][  T472]  ? __ia32_sys_open (fs/open.c:1374)
[   22.848486][  T472]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   22.848712][  T472]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   22.848855][  T472]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.849071][  T472]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   22.849231][  T472]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   22.849469][  T472]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.849641][  T472] RIP: 0033:0x7f1365be4bcb
[   22.849787][  T472] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   22.850383][  T472] RSP: 002b:00007ffc1f133fe8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   22.850593][  T472] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1365be4bcb
[   22.850899][  T472] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   22.851115][  T472] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   22.851419][  T472] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc1f136210
[   22.851625][  T472] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc1f13686d
| [   22.856142][  T472] ------------[ cut here ]------------
| [   22.856281][  T472] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/472
| [   22.856516][  T472] Modules linked in: vxlan
| [   22.857016][  T472] Tainted: [W]=WARN
[   22.857117][  T472] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.857284][  T472] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.857557][  T472] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.858034][  T472] RSP: 0018:ffa0000000fb7a78 EFLAGS: 00010286
[   22.858294][  T472] RAX: 00000000ffffffa6 RBX: ff11000005664040 RCX: 1ff40000001f6f15
[   22.858498][  T472] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000056640fc
[   22.858787][  T472] RBP: ff110000164b9000 R08: 1fe2200000acc821 R09: ff110000116e5180
[   22.859004][  T472] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   22.859206][  T472] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000164b9000
[   22.859417][  T472] FS:  00007f1365922840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   22.859653][  T472] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.859827][  T472] CR2: 00007f1365b29430 CR3: 000000001319e005 CR4: 0000000000771ef0
[   22.860119][  T472] PKRU: 55555554
[   22.860218][  T472] Call Trace:
[   22.860325][  T472]  <TASK>
[   22.860394][  T472]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   22.860621][  T472]  ? notifier_call_chain (kernel/notifier.c:85)
[   22.860756][  T472]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   22.860864][  T472]  register_netdevice (net/core/dev.c:11488)
[   22.861000][  T472]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   22.861258][  T472]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.861405][  T472]  register_netdev (net/core/dev.c:11552)
[   22.861539][  T472]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   22.861674][  T472]  ops_init (net/core/net_namespace.c:137)
[   22.861777][  T472]  setup_net (net/core/net_namespace.c:446)
[   22.861971][  T472]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   22.862104][  T472]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   22.862242][  T472]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   22.862391][  T472]  copy_net_ns (net/core/net_namespace.c:579)
[   22.862613][  T472]  create_new_namespaces (kernel/nsproxy.c:132)
[   22.862748][  T472]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   22.862889][  T472]  ksys_unshare (kernel/fork.c:3243)
[   22.863026][  T472]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   22.863248][  T472]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   22.863388][  T472]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   22.863524][  T472]  ? __ia32_sys_open (fs/open.c:1374)
[   22.863659][  T472]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   22.863886][  T472]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   22.864019][  T472]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.864154][  T472]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   22.864297][  T472]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   22.864440][  T472]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.864606][  T472] RIP: 0033:0x7f1365be4bcb
[   22.864748][  T472] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   22.865329][  T472] RSP: 002b:00007ffc1f133fe8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   22.865533][  T472] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1365be4bcb
[   22.865826][  T472] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   22.866031][  T472] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   22.866329][  T472] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc1f136210
[   22.866528][  T472] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc1f13686d
| [   22.871217][  T472] ------------[ cut here ]------------
| [   22.871365][  T472] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/472
| [   22.871604][  T472] Modules linked in: vxlan
| [   22.872107][  T472] Tainted: [W]=WARN
[   22.872214][  T472] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.872389][  T472] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.872657][  T472] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.873133][  T472] RSP: 0018:ffa0000000fb7a68 EFLAGS: 00010286
[   22.873398][  T472] RAX: 00000000ffffffa6 RBX: ff11000005b6c200 RCX: 1ff40000001f6f13
[   22.873607][  T472] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005b6c2bc
[   22.873900][  T472] RBP: ff110000165ec000 R08: 1fe2200000b6d859 R09: ff110000116e5180
[   22.874102][  T472] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   22.874308][  T472] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000165ec000
[   22.874611][  T472] FS:  00007f1365922840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   22.874852][  T472] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.875024][  T472] CR2: 00007f1365b29430 CR3: 000000001319e005 CR4: 0000000000771ef0
[   22.875324][  T472] PKRU: 55555554
[   22.875429][  T472] Call Trace:
[   22.875539][  T472]  <TASK>
[   22.875610][  T472]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   22.875841][  T472]  ? notifier_call_chain (kernel/notifier.c:85)
[   22.875975][  T472]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   22.876076][  T472]  register_netdevice (net/core/dev.c:11488)
[   22.876211][  T472]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   22.876478][  T472]  register_netdev (net/core/dev.c:11552)
[   22.876615][  T472]  sit_init_net (net/ipv6/sit.c:1860)
[   22.876750][  T472]  ops_init (net/core/net_namespace.c:137)
[   22.876859][  T472]  setup_net (net/core/net_namespace.c:446)
[   22.876961][  T472]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   22.877182][  T472]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   22.877323][  T472]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   22.877458][  T472]  copy_net_ns (net/core/net_namespace.c:579)
[   22.877595][  T472]  create_new_namespaces (kernel/nsproxy.c:132)
[   22.877832][  T472]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   22.877967][  T472]  ksys_unshare (kernel/fork.c:3243)
[   22.878100][  T472]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   22.878234][  T472]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   22.878466][  T472]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   22.878602][  T472]  ? __ia32_sys_open (fs/open.c:1374)
[   22.878741][  T472]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   22.878879][  T472]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   22.879102][  T472]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.879237][  T472]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   22.879384][  T472]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   22.879516][  T472]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.879767][  T472] RIP: 0033:0x7f1365be4bcb
[   22.879912][  T472] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   22.880489][  T472] RSP: 002b:00007ffc1f133fe8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   22.880687][  T472] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1365be4bcb
[   22.880980][  T472] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   22.881180][  T472] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   22.881388][  T472] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc1f136210
[   22.881684][  T472] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc1f13686d
| [   22.886807][  T472] ------------[ cut here ]------------
| [   22.886947][  T472] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/472
| [   22.887266][  T472] Modules linked in: vxlan
| [   22.887687][  T472] Tainted: [W]=WARN
[   22.887790][  T472] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.888058][  T472] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.888235][  T472] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.888823][  T472] RSP: 0018:ffa0000000fb7a78 EFLAGS: 00010286
[   22.888991][  T472] RAX: 00000000ffffffa6 RBX: ff1100001311c740 RCX: 1ff40000001f6f15
[   22.889282][  T472] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001311c7fc
[   22.889497][  T472] RBP: ff11000015e99000 R08: 1fe2200002623901 R09: ff110000116e5180
[   22.889697][  T472] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   22.889995][  T472] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015e99000
[   22.890195][  T472] FS:  00007f1365922840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   22.890534][  T472] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.890703][  T472] CR2: 00007f1365b29430 CR3: 000000001319e005 CR4: 0000000000771ef0
[   22.890912][  T472] PKRU: 55555554
[   22.891012][  T472] Call Trace:
[   22.891201][  T472]  <TASK>
[   22.891274][  T472]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   22.891412][  T472]  ? notifier_call_chain (kernel/notifier.c:85)
[   22.891546][  T472]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   22.891648][  T472]  register_netdevice (net/core/dev.c:11488)
[   22.891877][  T472]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   22.892044][  T472]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.892183][  T472]  register_netdev (net/core/dev.c:11552)
[   22.892414][  T472]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   22.892548][  T472]  ops_init (net/core/net_namespace.c:137)
[   22.892651][  T472]  setup_net (net/core/net_namespace.c:446)
[   22.892752][  T472]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   22.892889][  T472]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   22.893113][  T472]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   22.893248][  T472]  copy_net_ns (net/core/net_namespace.c:579)
[   22.893391][  T472]  create_new_namespaces (kernel/nsproxy.c:132)
[   22.893526][  T472]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   22.893747][  T472]  ksys_unshare (kernel/fork.c:3243)
[   22.893884][  T472]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   22.894017][  T472]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   22.894152][  T472]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   22.894386][  T472]  ? __ia32_sys_open (fs/open.c:1374)
[   22.894522][  T472]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   22.894654][  T472]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   22.894786][  T472]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.895016][  T472]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   22.895150][  T472]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   22.895293][  T472]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.895562][  T472] RIP: 0033:0x7f1365be4bcb
[   22.895700][  T472] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   22.896280][  T472] RSP: 002b:00007ffc1f133fe8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   22.896495][  T472] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1365be4bcb
[   22.896696][  T472] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   22.896991][  T472] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   22.897189][  T472] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc1f136210
[   22.897491][  T472] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc1f13686d
| [   22.938636][  T473] ------------[ cut here ]------------
| [   22.938837][  T473] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/473
| [   22.939131][  T473] Modules linked in: vxlan
| [   22.939665][  T473] Tainted: [W]=WARN
[   22.939827][  T473] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.940044][  T473] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.940280][  T473] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.940821][  T473] RSP: 0018:ffa0000000fb7020 EFLAGS: 00010286
[   22.941045][  T473] RAX: 00000000ffffffa6 RBX: ff110000166d63c0 RCX: 1ff40000001f6dca
[   22.941300][  T473] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000166d647c
[   22.941570][  T473] RBP: ff110000164c4000 R08: 1fe2200002cdac91 R09: ff11000015ba0b58
[   22.941827][  T473] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   22.942077][  T473] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   22.942355][  T473] FS:  00007fae458a4840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   22.942639][  T473] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.942867][  T473] CR2: 0000000023106988 CR3: 0000000016f79004 CR4: 0000000000771ef0
[   22.943117][  T473] PKRU: 55555554
[   22.943269][  T473] Call Trace:
[   22.943437][  T473]  <TASK>
[   22.943558][  T473]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   22.943750][  T473]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   22.943914][  T473]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   22.944098][  T473]  __dev_notify_flags (net/core/dev.c:9787)
[   22.944289][  T473]  ? netif_change_name (net/core/dev.c:1495)
[   22.944489][  T473]  ? __dev_change_flags (net/core/dev.c:9752)
[   22.944685][  T473]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   22.944879][  T473]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.945069][  T473]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   22.945257][  T473]  netif_change_flags (net/core/dev.c:9820)
[   22.945464][  T473]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   22.945651][  T473]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   22.945849][  T473]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   22.946039][  T473]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   22.946262][  T473]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   22.946466][  T473]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   22.946651][  T473]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   22.946847][  T473]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   22.947034][  T473]  ? __kernel_text_address (kernel/extable.c:79)
[   22.947222][  T473]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.947432][  T473]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.947621][  T473]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   22.947814][  T473]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   22.947999][  T473]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   22.948182][  T473]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   22.948388][  T473]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   22.948575][  T473]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   22.948758][  T473]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   22.948948][  T473]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   22.949136][  T473]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   22.949341][  T473]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   22.949528][  T473]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   22.949715][  T473]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   22.949912][  T473]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.950094][  T473]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.950286][  T473]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   22.950485][  T473]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   22.950674][  T473]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.950870][  T473]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.951053][  T473]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.951236][  T473]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   22.951435][  T473]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.951622][  T473]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   22.951815][  T473]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   22.952005][  T473]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   22.952190][  T473]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.952396][  T473]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.952584][  T473]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.952765][  T473]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.952961][  T473]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   22.953145][  T473]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.953350][  T473]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   22.953543][  T473]  ? 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))
[   22.953726][  T473]  ? 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))
[   22.953922][  T473]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   22.954109][  T473]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   22.954296][  T473]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.954521][  T473]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   22.954710][  T473]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   22.954906][  T473]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   22.955098][  T473]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   22.955288][  T473]  ? copy_msghdr_from_user (net/socket.c:2635)
[   22.955488][  T473]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   22.955703][  T473]  ? move_addr_to_kernel (net/socket.c:258)
[   22.955899][  T473]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   22.956085][  T473]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   22.956275][  T473]  ___sys_sendmsg (net/socket.c:2752)
[   22.956474][  T473]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   22.956691][  T473]  ? copy_msghdr_from_user (net/socket.c:2603)
[   22.956894][  T473]  __sys_sendmsg (net/socket.c:2784)
[   22.957079][  T473]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   22.957261][  T473]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   22.957500][  T473]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   22.957685][  T473]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   22.957879][  T473]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.958062][  T473]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   22.958245][  T473]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   22.958447][  T473]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.958661][  T473] RIP: 0033:0x7fae45ade08e
[   22.958859][  T473] 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
[   22.959397][  T473] RSP: 002b:00007ffdaf96b8d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   22.959644][  T473] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fae45ade08e
[   22.959901][  T473] RDX: 0000000000000000 RSI: 00007ffdaf96b980 RDI: 0000000000000005
[   22.960151][  T473] RBP: 00007ffdaf96b8e0 R08: 0000000000000000 R09: 0000000000000000
[   22.960419][  T473] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d090
[   22.960667][  T473] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdaf96c050
| [   23.083973][  T477] ------------[ cut here ]------------
| [   23.084141][  T477] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/477
| [   23.084999][  T477] Modules linked in: vxlan
| [   23.085429][  T477] Tainted: [W]=WARN
[   23.085533][  T477] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.085710][  T477] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.085893][  T477] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.086394][  T477] RSP: 0018:ffa0000000fb7a80 EFLAGS: 00010286
[   23.086566][  T477] RAX: 00000000ffffffa6 RBX: ff11000005b6d1c0 RCX: 1ff40000001f6f16
[   23.086771][  T477] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005b6d27c
[   23.086977][  T477] RBP: ff11000016ca4000 R08: 1fe2200000b6da51 R09: ff11000015c45180
[   23.087178][  T477] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   23.087387][  T477] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000016ca4000
[   23.087588][  T477] FS:  00007fda974e7840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   23.087828][  T477] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.088001][  T477] CR2: 00007fda976f17d0 CR3: 0000000016f87005 CR4: 0000000000771ef0
[   23.088207][  T477] PKRU: 55555554
[   23.088311][  T477] Call Trace:
[   23.088418][  T477]  <TASK>
[   23.088489][  T477]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.088623][  T477]  ? notifier_call_chain (kernel/notifier.c:85)
[   23.088757][  T477]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.088866][  T477]  register_netdevice (net/core/dev.c:11488)
[   23.089002][  T477]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   23.089171][  T477]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   23.089312][  T477]  register_netdev (net/core/dev.c:11552)
[   23.089451][  T477]  loopback_net_init (drivers/net/loopback.c:218)
[   23.089587][  T477]  ops_init (net/core/net_namespace.c:137)
[   23.089690][  T477]  setup_net (net/core/net_namespace.c:446)
[   23.089791][  T477]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   23.089933][  T477]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   23.090071][  T477]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   23.090212][  T477]  copy_net_ns (net/core/net_namespace.c:579)
[   23.090355][  T477]  create_new_namespaces (kernel/nsproxy.c:132)
[   23.090495][  T477]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   23.090631][  T477]  ksys_unshare (kernel/fork.c:3243)
[   23.090768][  T477]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   23.090906][  T477]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   23.091042][  T477]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   23.091179][  T477]  ? __ia32_sys_open (fs/open.c:1374)
[   23.091321][  T477]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   23.091457][  T477]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   23.091591][  T477]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.091724][  T477]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.091865][  T477]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.091998][  T477]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.092172][  T477] RIP: 0033:0x7fda977a9bcb
[   23.092321][  T477] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   23.092806][  T477] RSP: 002b:00007ffd93744718 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   23.093007][  T477] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fda977a9bcb
[   23.093209][  T477] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   23.093425][  T477] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   23.093624][  T477] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd93746940
[   23.093830][  T477] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd9374786d
| [   23.097716][  T477] ------------[ cut here ]------------
| [   23.097858][  T477] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/477
| [   23.098092][  T477] Modules linked in: vxlan
| [   23.098509][  T477] Tainted: [W]=WARN
[   23.098610][  T477] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.098776][  T477] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.098955][  T477] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.099444][  T477] RSP: 0018:ffa0000000fb7918 EFLAGS: 00010286
[   23.099619][  T477] RAX: 00000000ffffffa6 RBX: ff110000166d7540 RCX: 1ff40000001f6ee9
[   23.099825][  T477] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000166d75fc
[   23.100023][  T477] RBP: ff11000016b31000 R08: 1fe2200002cdaec1 R09: ff11000015c45180
[   23.100219][  T477] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   23.100442][  T477] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000016b31000
[   23.100642][  T477] FS:  00007fda974e7840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   23.100879][  T477] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.101046][  T477] CR2: 00007fda976f17d0 CR3: 0000000016f87005 CR4: 0000000000771ef0
[   23.101246][  T477] PKRU: 55555554
[   23.101352][  T477] Call Trace:
[   23.101452][  T477]  <TASK>
[   23.101520][  T477]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.101653][  T477]  ? notifier_call_chain (kernel/notifier.c:85)
[   23.101788][  T477]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.101900][  T477]  register_netdevice (net/core/dev.c:11488)
[   23.102035][  T477]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   23.102200][  T477]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   23.102345][  T477]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   23.102478][  T477]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   23.102614][  T477]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   23.102747][  T477]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   23.102886][  T477]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   23.103020][  T477]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[   23.103154][  T477]  ops_init (net/core/net_namespace.c:137)
[   23.103257][  T477]  setup_net (net/core/net_namespace.c:446)
[   23.103372][  T477]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   23.103504][  T477]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   23.103638][  T477]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   23.103787][  T477]  copy_net_ns (net/core/net_namespace.c:579)
[   23.103927][  T477]  create_new_namespaces (kernel/nsproxy.c:132)
[   23.104064][  T477]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   23.104199][  T477]  ksys_unshare (kernel/fork.c:3243)
[   23.104341][  T477]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   23.104475][  T477]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   23.104611][  T477]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   23.104746][  T477]  ? __ia32_sys_open (fs/open.c:1374)
[   23.104887][  T477]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   23.105042][  T477]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   23.105177][  T477]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.105312][  T477]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.105451][  T477]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.105585][  T477]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.105757][  T477] RIP: 0033:0x7fda977a9bcb
[   23.105907][  T477] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   23.106396][  T477] RSP: 002b:00007ffd93744718 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   23.106599][  T477] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fda977a9bcb
[   23.106801][  T477] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   23.107000][  T477] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   23.107197][  T477] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd93746940
[   23.107409][  T477] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd9374786d
| [   23.112384][  T477] ------------[ cut here ]------------
| [   23.112533][  T477] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/477
| [   23.112769][  T477] Modules linked in: vxlan
| [   23.113212][  T477] Tainted: [W]=WARN
[   23.113321][  T477] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.113493][  T477] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.113670][  T477] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.114161][  T477] RSP: 0018:ffa0000000fb78f8 EFLAGS: 00010286
[   23.114340][  T477] RAX: 00000000ffffffa6 RBX: ff1100001372a3c0 RCX: 1ff40000001f6ee5
[   23.114550][  T477] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001372a47c
[   23.114751][  T477] RBP: ff110000177e9000 R08: 1fe22000026e5491 R09: ff11000015c45180
[   23.114956][  T477] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   23.115155][  T477] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000177e9000
[   23.115367][  T477] FS:  00007fda974e7840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   23.115608][  T477] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.115778][  T477] CR2: 00007fda976f17d0 CR3: 0000000016f87005 CR4: 0000000000771ef0
[   23.115988][  T477] PKRU: 55555554
[   23.116087][  T477] Call Trace:
[   23.116188][  T477]  <TASK>
[   23.116258][  T477]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.116404][  T477]  ? notifier_call_chain (kernel/notifier.c:85)
[   23.116544][  T477]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.116647][  T477]  register_netdevice (net/core/dev.c:11488)
[   23.116783][  T477]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   23.116956][  T477]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   23.117093][  T477]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   23.117228][  T477]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   23.117382][  T477]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   23.117518][  T477]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   23.117656][  T477]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   23.117792][  T477]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   23.117935][  T477]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   23.118072][  T477]  vti_init_net (net/ipv4/ip_vti.c:517)
[   23.118209][  T477]  ops_init (net/core/net_namespace.c:137)
[   23.118319][  T477]  setup_net (net/core/net_namespace.c:446)
[   23.118423][  T477]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   23.118561][  T477]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   23.118696][  T477]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   23.118840][  T477]  copy_net_ns (net/core/net_namespace.c:579)
[   23.118976][  T477]  create_new_namespaces (kernel/nsproxy.c:132)
[   23.119112][  T477]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   23.119246][  T477]  ksys_unshare (kernel/fork.c:3243)
[   23.119444][  T477]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   23.119579][  T477]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   23.119714][  T477]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   23.119852][  T477]  ? __ia32_sys_open (fs/open.c:1374)
[   23.119988][  T477]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   23.120130][  T477]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   23.120263][  T477]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.120466][  T477]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.120604][  T477]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.120792][  T477]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.120967][  T477] RIP: 0033:0x7fda977a9bcb
[   23.121107][  T477] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   23.121650][  T477] RSP: 002b:00007ffd93744718 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   23.121859][  T477] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fda977a9bcb
[   23.122058][  T477] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   23.122260][  T477] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   23.122532][  T477] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd93746940
[   23.122734][  T477] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd9374786d
| [   23.128538][  T477] ------------[ cut here ]------------
| [   23.128679][  T477] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/477
| [   23.128918][  T477] Modules linked in: vxlan
| [   23.129334][  T477] Tainted: [W]=WARN
[   23.129437][  T477] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.129604][  T477] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.129777][  T477] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.130259][  T477] RSP: 0018:ffa0000000fb7a78 EFLAGS: 00010286
[   23.130439][  T477] RAX: 00000000ffffffa6 RBX: ff1100001372a740 RCX: 1ff40000001f6f15
[   23.130644][  T477] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001372a7fc
[   23.130851][  T477] RBP: ff11000016b49000 R08: 1fe22000026e5501 R09: ff11000015c45180
[   23.131057][  T477] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   23.131261][  T477] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000016b49000
[   23.131475][  T477] FS:  00007fda974e7840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   23.131712][  T477] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.131887][  T477] CR2: 00007fda976f17d0 CR3: 0000000016f87005 CR4: 0000000000771ef0
[   23.132094][  T477] PKRU: 55555554
[   23.132194][  T477] Call Trace:
[   23.132301][  T477]  <TASK>
[   23.132376][  T477]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.132512][  T477]  ? notifier_call_chain (kernel/notifier.c:85)
[   23.132648][  T477]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.132750][  T477]  register_netdevice (net/core/dev.c:11488)
[   23.132890][  T477]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   23.133061][  T477]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.133199][  T477]  register_netdev (net/core/dev.c:11552)
[   23.133343][  T477]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   23.133484][  T477]  ops_init (net/core/net_namespace.c:137)
[   23.133592][  T477]  setup_net (net/core/net_namespace.c:446)
[   23.133697][  T477]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   23.133839][  T477]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   23.133974][  T477]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   23.134112][  T477]  copy_net_ns (net/core/net_namespace.c:579)
[   23.134247][  T477]  create_new_namespaces (kernel/nsproxy.c:132)
[   23.134910][  T477]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   23.135056][  T477]  ksys_unshare (kernel/fork.c:3243)
[   23.135189][  T477]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   23.135381][  T477]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   23.135573][  T477]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   23.135712][  T477]  ? __ia32_sys_open (fs/open.c:1374)
[   23.135854][  T477]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   23.135985][  T477]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   23.136122][  T477]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.136271][  T477]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.136462][  T477]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.136597][  T477]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.136764][  T477] RIP: 0033:0x7fda977a9bcb
[   23.136909][  T477] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   23.137443][  T477] RSP: 002b:00007ffd93744718 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   23.137643][  T477] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fda977a9bcb
[   23.137848][  T477] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   23.138046][  T477] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   23.138246][  T477] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd93746940
[   23.138502][  T477] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd9374786d
| [   23.148480][  T477] ------------[ cut here ]------------
| [   23.148624][  T477] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/477
| [   23.148869][  T477] Modules linked in: vxlan
| [   23.149281][  T477] Tainted: [W]=WARN
[   23.149388][  T477] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.149564][  T477] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.149742][  T477] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.150232][  T477] RSP: 0018:ffa0000000fb7a68 EFLAGS: 00010286
[   23.150411][  T477] RAX: 00000000ffffffa6 RBX: ff11000013705540 RCX: 1ff40000001f6f13
[   23.150616][  T477] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137055fc
[   23.150821][  T477] RBP: ff11000016b6c000 R08: 1fe22000026e0ac1 R09: ff11000015c45180
[   23.151023][  T477] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   23.151225][  T477] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000016b6c000
[   23.151435][  T477] FS:  00007fda974e7840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   23.151669][  T477] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.151852][  T477] CR2: 00007fda976f17d0 CR3: 0000000016f87005 CR4: 0000000000771ef0
[   23.152057][  T477] PKRU: 55555554
[   23.152156][  T477] Call Trace:
[   23.152255][  T477]  <TASK>
[   23.152332][  T477]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.152468][  T477]  ? notifier_call_chain (kernel/notifier.c:85)
[   23.152601][  T477]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.152704][  T477]  register_netdevice (net/core/dev.c:11488)
[   23.152845][  T477]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   23.153016][  T477]  register_netdev (net/core/dev.c:11552)
[   23.153151][  T477]  sit_init_net (net/ipv6/sit.c:1860)
[   23.153292][  T477]  ops_init (net/core/net_namespace.c:137)
[   23.153402][  T477]  setup_net (net/core/net_namespace.c:446)
[   23.153505][  T477]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   23.153637][  T477]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   23.153773][  T477]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   23.153917][  T477]  copy_net_ns (net/core/net_namespace.c:579)
[   23.154051][  T477]  create_new_namespaces (kernel/nsproxy.c:132)
[   23.154188][  T477]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   23.154330][  T477]  ksys_unshare (kernel/fork.c:3243)
[   23.154470][  T477]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   23.154606][  T477]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   23.154741][  T477]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   23.154881][  T477]  ? __ia32_sys_open (fs/open.c:1374)
[   23.155017][  T477]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   23.155151][  T477]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   23.155289][  T477]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.155427][  T477]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.155562][  T477]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.155696][  T477]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.155871][  T477] RIP: 0033:0x7fda977a9bcb
[   23.156010][  T477] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   23.156497][  T477] RSP: 002b:00007ffd93744718 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   23.156699][  T477] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fda977a9bcb
[   23.156907][  T477] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   23.157106][  T477] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   23.157310][  T477] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd93746940
[   23.157515][  T477] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd9374786d
| [   23.162087][  T477] ------------[ cut here ]------------
| [   23.162227][  T477] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/477
| [   23.162479][  T477] Modules linked in: vxlan
| [   23.162899][  T477] Tainted: [W]=WARN
[   23.163001][  T477] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.163168][  T477] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.163744][  T477] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.164236][  T477] RSP: 0018:ffa0000000fb7a78 EFLAGS: 00010286
[   23.164471][  T477] RAX: 00000000ffffffa6 RBX: ff110000147f3e00 RCX: 1ff40000001f6f15
[   23.164675][  T477] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000147f3ebc
[   23.164886][  T477] RBP: ff11000015c0c000 R08: 1fe22000028fe7d9 R09: ff11000015c45180
[   23.165087][  T477] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   23.165300][  T477] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015c0c000
[   23.165562][  T477] FS:  00007fda974e7840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   23.165805][  T477] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.166031][  T477] CR2: 00007fda976f17d0 CR3: 0000000016f87005 CR4: 0000000000771ef0
[   23.166245][  T477] PKRU: 55555554
[   23.166406][  T477] Call Trace:
[   23.166509][  T477]  <TASK>
[   23.166579][  T477]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.166715][  T477]  ? notifier_call_chain (kernel/notifier.c:85)
[   23.166859][  T477]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.166964][  T477]  register_netdevice (net/core/dev.c:11488)
[   23.167101][  T477]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   23.167273][  T477]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.167471][  T477]  register_netdev (net/core/dev.c:11552)
[   23.167607][  T477]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   23.167744][  T477]  ops_init (net/core/net_namespace.c:137)
[   23.167856][  T477]  setup_net (net/core/net_namespace.c:446)
[   23.167963][  T477]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   23.168098][  T477]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   23.168232][  T477]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   23.168430][  T477]  copy_net_ns (net/core/net_namespace.c:579)
[   23.168567][  T477]  create_new_namespaces (kernel/nsproxy.c:132)
[   23.168705][  T477]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   23.168845][  T477]  ksys_unshare (kernel/fork.c:3243)
[   23.168982][  T477]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   23.169116][  T477]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   23.169250][  T477]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   23.169449][  T477]  ? __ia32_sys_open (fs/open.c:1374)
[   23.169588][  T477]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   23.169723][  T477]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   23.169861][  T477]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.169997][  T477]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.170132][  T477]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.170270][  T477]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.170496][  T477] RIP: 0033:0x7fda977a9bcb
[   23.170636][  T477] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   23.171116][  T477] RSP: 002b:00007ffd93744718 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   23.171376][  T477] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fda977a9bcb
[   23.171578][  T477] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   23.171778][  T477] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   23.171984][  T477] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd93746940
[   23.172182][  T477] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd9374786d
| [   23.199823][  T478] ------------[ cut here ]------------
| [   23.199974][  T478] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/478
| [   23.200209][  T478] Modules linked in: vxlan
| [   23.200631][  T478] Tainted: [W]=WARN
[   23.200730][  T478] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.200904][  T478] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.201080][  T478] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.201583][  T478] RSP: 0018:ffa0000000ff7020 EFLAGS: 00010286
[   23.201750][  T478] RAX: 00000000ffffffa6 RBX: ff110000146a83c0 RCX: 1ff40000001fedca
[   23.201957][  T478] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000146a847c
[   23.202154][  T478] RBP: ff11000016ca4000 R08: 1fe22000028d5091 R09: ff11000014f88b58
[   23.202370][  T478] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   23.202573][  T478] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   23.202776][  T478] FS:  00007f2f7cbca840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   23.203017][  T478] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.203185][  T478] CR2: 000000000795a988 CR3: 0000000015ebc001 CR4: 0000000000771ef0
[   23.203398][  T478] PKRU: 55555554
[   23.203499][  T478] Call Trace:
[   23.203597][  T478]  <TASK>
[   23.203666][  T478]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.203809][  T478]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.203910][  T478]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   23.204042][  T478]  __dev_notify_flags (net/core/dev.c:9787)
[   23.204177][  T478]  ? netif_change_name (net/core/dev.c:1495)
[   23.204313][  T478]  ? __dev_change_flags (net/core/dev.c:9752)
[   23.204457][  T478]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   23.204589][  T478]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.204728][  T478]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   23.204881][  T478]  netif_change_flags (net/core/dev.c:9820)
[   23.205018][  T478]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   23.205152][  T478]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   23.205291][  T478]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   23.205429][  T478]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   23.205598][  T478]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   23.205731][  T478]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.205870][  T478]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   23.206002][  T478]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.206135][  T478]  ? __kernel_text_address (kernel/extable.c:79)
[   23.206277][  T478]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.206425][  T478]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.206560][  T478]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   23.206692][  T478]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.206835][  T478]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   23.206966][  T478]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.207099][  T478]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.207233][  T478]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   23.207465][  T478]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   23.207665][  T478]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   23.207804][  T478]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   23.207938][  T478]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   23.208074][  T478]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   23.208211][  T478]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   23.208406][  T478]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.208539][  T478]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.208672][  T478]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.208809][  T478]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.208944][  T478]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.209080][  T478]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.209212][  T478]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.209447][  T478]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.209581][  T478]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.209714][  T478]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.209856][  T478]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   23.209989][  T478]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.210120][  T478]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.210253][  T478]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.210454][  T478]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.210586][  T478]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.210725][  T478]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   23.210863][  T478]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.210996][  T478]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   23.211134][  T478]  ? 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))
[   23.211270][  T478]  ? 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))
[   23.211488][  T478]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   23.211623][  T478]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   23.211756][  T478]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.211896][  T478]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   23.212029][  T478]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   23.212165][  T478]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   23.212304][  T478]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   23.212465][  T478]  ? copy_msghdr_from_user (net/socket.c:2635)
[   23.212598][  T478]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   23.212763][  T478]  ? move_addr_to_kernel (net/socket.c:258)
[   23.212916][  T478]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.213049][  T478]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.213189][  T478]  ___sys_sendmsg (net/socket.c:2752)
[   23.213330][  T478]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   23.213496][  T478]  ? copy_msghdr_from_user (net/socket.c:2603)
[   23.213642][  T478]  __sys_sendmsg (net/socket.c:2784)
[   23.213776][  T478]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   23.213913][  T478]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   23.214081][  T478]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   23.214217][  T478]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.214361][  T478]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.214495][  T478]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.214629][  T478]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.214767][  T478]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.214940][  T478] RIP: 0033:0x7f2f7ce0408e
[   23.215079][  T478] 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
[   23.215569][  T478] RSP: 002b:00007fff36439670 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   23.215771][  T478] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2f7ce0408e
[   23.215976][  T478] RDX: 0000000000000000 RSI: 00007fff36439720 RDI: 0000000000000005
[   23.216178][  T478] RBP: 00007fff36439680 R08: 0000000000000000 R09: 0000000000000000
[   23.216385][  T478] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d090
[   23.216585][  T478] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff36439df0
| [   23.339504][  T482] ------------[ cut here ]------------
| [   23.339680][  T482] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/482
| [   23.339931][  T482] Modules linked in: vxlan
| [   23.340370][  T482] Tainted: [W]=WARN
[   23.340474][  T482] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.340642][  T482] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.340823][  T482] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.341331][  T482] RSP: 0018:ffa0000000ea7a80 EFLAGS: 00010286
[   23.341508][  T482] RAX: 00000000ffffffa6 RBX: ff1100001472b540 RCX: 1ff40000001d4f16
[   23.341709][  T482] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001472b5fc
[   23.341919][  T482] RBP: ff110000196a9000 R08: 1fe22000028e56c1 R09: ff11000011f35180
[   23.342128][  T482] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   23.342339][  T482] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000196a9000
[   23.342545][  T482] FS:  00007fdc7d9e0840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   23.342785][  T482] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.342963][  T482] CR2: 00007fdc7dbe7430 CR3: 0000000004c14001 CR4: 0000000000771ef0
[   23.343167][  T482] PKRU: 55555554
[   23.343276][  T482] Call Trace:
[   23.343386][  T482]  <TASK>
[   23.343456][  T482]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.343594][  T482]  ? notifier_call_chain (kernel/notifier.c:85)
[   23.343732][  T482]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.343843][  T482]  register_netdevice (net/core/dev.c:11488)
[   23.343987][  T482]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   23.344156][  T482]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   23.344298][  T482]  register_netdev (net/core/dev.c:11552)
[   23.344439][  T482]  loopback_net_init (drivers/net/loopback.c:218)
[   23.344580][  T482]  ops_init (net/core/net_namespace.c:137)
[   23.344686][  T482]  setup_net (net/core/net_namespace.c:446)
[   23.344797][  T482]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   23.344933][  T482]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   23.345069][  T482]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   23.345208][  T482]  copy_net_ns (net/core/net_namespace.c:579)
[   23.345356][  T482]  create_new_namespaces (kernel/nsproxy.c:132)
[   23.345495][  T482]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   23.345632][  T482]  ksys_unshare (kernel/fork.c:3243)
[   23.345774][  T482]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   23.345916][  T482]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   23.346051][  T482]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   23.346186][  T482]  ? __ia32_sys_open (fs/open.c:1374)
[   23.346333][  T482]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   23.346467][  T482]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   23.346602][  T482]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.346743][  T482]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.346885][  T482]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.347022][  T482]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.347191][  T482] RIP: 0033:0x7fdc7dca2bcb
[   23.347345][  T482] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   23.347840][  T482] RSP: 002b:00007fff323c7a18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   23.348044][  T482] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdc7dca2bcb
[   23.348248][  T482] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   23.348460][  T482] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   23.348665][  T482] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff323c9c40
[   23.348874][  T482] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff323cb86d
| [   23.353295][  T482] ------------[ cut here ]------------
| [   23.353445][  T482] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/482
| [   23.353687][  T482] Modules linked in: vxlan
| [   23.354117][  T482] Tainted: [W]=WARN
[   23.354220][  T482] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.354401][  T482] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.354577][  T482] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.355072][  T482] RSP: 0018:ffa0000000ea7918 EFLAGS: 00010286
[   23.355244][  T482] RAX: 00000000ffffffa6 RBX: ff110000177ad1c0 RCX: 1ff40000001d4ee9
[   23.355463][  T482] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000177ad27c
[   23.355663][  T482] RBP: ff110000196cc000 R08: 1fe2200002ef5a51 R09: ff11000011f35180
[   23.355875][  T482] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   23.356080][  T482] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000196cc000
[   23.356293][  T482] FS:  00007fdc7d9e0840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   23.356532][  T482] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.356707][  T482] CR2: 00007fdc7dbe7430 CR3: 0000000004c14001 CR4: 0000000000771ef0
[   23.356916][  T482] PKRU: 55555554
[   23.357019][  T482] Call Trace:
[   23.357122][  T482]  <TASK>
[   23.357193][  T482]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.357341][  T482]  ? notifier_call_chain (kernel/notifier.c:85)
[   23.357476][  T482]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.357581][  T482]  register_netdevice (net/core/dev.c:11488)
[   23.357719][  T482]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   23.357896][  T482]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   23.358036][  T482]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   23.358177][  T482]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   23.358320][  T482]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   23.358472][  T482]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   23.358612][  T482]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   23.358749][  T482]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[   23.358890][  T482]  ops_init (net/core/net_namespace.c:137)
[   23.358995][  T482]  setup_net (net/core/net_namespace.c:446)
[   23.359101][  T482]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   23.359249][  T482]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   23.359394][  T482]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   23.359534][  T482]  copy_net_ns (net/core/net_namespace.c:579)
[   23.359672][  T482]  create_new_namespaces (kernel/nsproxy.c:132)
[   23.359818][  T482]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   23.359955][  T482]  ksys_unshare (kernel/fork.c:3243)
[   23.360091][  T482]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   23.360232][  T482]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   23.360383][  T482]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   23.360521][  T482]  ? __ia32_sys_open (fs/open.c:1374)
[   23.360661][  T482]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   23.360807][  T482]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   23.360943][  T482]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.361078][  T482]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.361224][  T482]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.361369][  T482]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.361540][  T482] RIP: 0033:0x7fdc7dca2bcb
[   23.361686][  T482] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   23.362174][  T482] RSP: 002b:00007fff323c7a18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   23.362386][  T482] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdc7dca2bcb
[   23.362586][  T482] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   23.362786][  T482] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   23.362994][  T482] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff323c9c40
[   23.363195][  T482] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff323cb86d
| [   23.367121][  T482] ------------[ cut here ]------------
| [   23.367263][  T482] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/482
| [   23.367509][  T482] Modules linked in: vxlan
| [   23.367925][  T482] Tainted: [W]=WARN
[   23.368027][  T482] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.368198][  T482] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.368387][  T482] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.368886][  T482] RSP: 0018:ffa0000000ea78f8 EFLAGS: 00010286
[   23.369060][  T482] RAX: 00000000ffffffa6 RBX: ff110000177ac200 RCX: 1ff40000001d4ee5
[   23.369268][  T482] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000177ac2bc
[   23.369479][  T482] RBP: ff110000196dc000 R08: 1fe2200002ef5859 R09: ff11000011f35180
[   23.369684][  T482] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   23.369895][  T482] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000196dc000
[   23.370102][  T482] FS:  00007fdc7d9e0840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   23.370351][  T482] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.370523][  T482] CR2: 00007fdc7dbe7430 CR3: 0000000004c14001 CR4: 0000000000771ef0
[   23.370728][  T482] PKRU: 55555554
[   23.370837][  T482] Call Trace:
[   23.370940][  T482]  <TASK>
[   23.371014][  T482]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.371151][  T482]  ? notifier_call_chain (kernel/notifier.c:85)
[   23.371292][  T482]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.371401][  T482]  register_netdevice (net/core/dev.c:11488)
[   23.371539][  T482]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   23.371708][  T482]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   23.371856][  T482]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   23.371993][  T482]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   23.372130][  T482]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   23.372273][  T482]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   23.372426][  T482]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   23.372564][  T482]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   23.372700][  T482]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   23.372845][  T482]  vti_init_net (net/ipv4/ip_vti.c:517)
[   23.372985][  T482]  ops_init (net/core/net_namespace.c:137)
[   23.373090][  T482]  setup_net (net/core/net_namespace.c:446)
[   23.373193][  T482]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   23.373338][  T482]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   23.373475][  T482]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   23.373612][  T482]  copy_net_ns (net/core/net_namespace.c:579)
[   23.373750][  T482]  create_new_namespaces (kernel/nsproxy.c:132)
[   23.373896][  T482]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   23.374034][  T482]  ksys_unshare (kernel/fork.c:3243)
[   23.374173][  T482]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   23.374313][  T482]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   23.374455][  T482]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   23.374592][  T482]  ? __ia32_sys_open (fs/open.c:1374)
[   23.374731][  T482]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   23.374872][  T482]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   23.375008][  T482]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.375149][  T482]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.375288][  T482]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.375429][  T482]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.375597][  T482] RIP: 0033:0x7fdc7dca2bcb
[   23.375738][  T482] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   23.376223][  T482] RSP: 002b:00007fff323c7a18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   23.376436][  T482] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdc7dca2bcb
[   23.376649][  T482] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   23.376859][  T482] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   23.377060][  T482] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff323c9c40
[   23.377261][  T482] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff323cb86d
| [   23.381438][  T482] ------------[ cut here ]------------
| [   23.381577][  T482] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/482
| [   23.381829][  T482] Modules linked in: vxlan
| [   23.382238][  T482] Tainted: [W]=WARN
[   23.382350][  T482] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.382517][  T482] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.382692][  T482] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.383183][  T482] RSP: 0018:ffa0000000ea7a78 EFLAGS: 00010286
[   23.383362][  T482] RAX: 00000000ffffffa6 RBX: ff1100001472b1c0 RCX: 1ff40000001d4f15
[   23.383563][  T482] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001472b27c
[   23.383764][  T482] RBP: ff110000196f4000 R08: 1fe22000028e5651 R09: ff11000011f35180
[   23.383972][  T482] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   23.384176][  T482] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000196f4000
[   23.384387][  T482] FS:  00007fdc7d9e0840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   23.384629][  T482] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.384807][  T482] CR2: 00007fdc7dbe7430 CR3: 0000000004c14001 CR4: 0000000000771ef0
[   23.385010][  T482] PKRU: 55555554
[   23.385110][  T482] Call Trace:
[   23.385213][  T482]  <TASK>
[   23.385283][  T482]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.385437][  T482]  ? notifier_call_chain (kernel/notifier.c:85)
[   23.385573][  T482]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.385675][  T482]  register_netdevice (net/core/dev.c:11488)
[   23.385818][  T482]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   23.385989][  T482]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.386125][  T482]  register_netdev (net/core/dev.c:11552)
[   23.386258][  T482]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   23.386402][  T482]  ops_init (net/core/net_namespace.c:137)
[   23.386509][  T482]  setup_net (net/core/net_namespace.c:446)
[   23.386614][  T482]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   23.386748][  T482]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   23.386890][  T482]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   23.387026][  T482]  copy_net_ns (net/core/net_namespace.c:579)
[   23.387160][  T482]  create_new_namespaces (kernel/nsproxy.c:132)
[   23.387299][  T482]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   23.387441][  T482]  ksys_unshare (kernel/fork.c:3243)
[   23.387576][  T482]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   23.387718][  T482]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   23.387857][  T482]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   23.387991][  T482]  ? __ia32_sys_open (fs/open.c:1374)
[   23.388127][  T482]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   23.388260][  T482]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   23.388403][  T482]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.388537][  T482]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.388673][  T482]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.388814][  T482]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.388981][  T482] RIP: 0033:0x7fdc7dca2bcb
[   23.389121][  T482] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   23.389621][  T482] RSP: 002b:00007fff323c7a18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   23.389830][  T482] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdc7dca2bcb
[   23.390033][  T482] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   23.390233][  T482] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   23.390447][  T482] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff323c9c40
[   23.390650][  T482] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff323cb86d
| [   23.395458][  T482] ------------[ cut here ]------------
| [   23.395595][  T482] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/482
| [   23.395835][  T482] Modules linked in: vxlan
| [   23.396241][  T482] Tainted: [W]=WARN
[   23.396352][  T482] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.396519][  T482] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.396694][  T482] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.397181][  T482] RSP: 0018:ffa0000000ea7a68 EFLAGS: 00010286
[   23.397359][  T482] RAX: 00000000ffffffa6 RBX: ff11000015f723c0 RCX: 1ff40000001d4f13
[   23.397561][  T482] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000015f7247c
[   23.397758][  T482] RBP: ff11000019429000 R08: 1fe2200002bee491 R09: ff11000011f35180
[   23.397961][  T482] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   23.398163][  T482] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000019429000
[   23.398377][  T482] FS:  00007fdc7d9e0840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   23.398612][  T482] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.398781][  T482] CR2: 00007fdc7dbe7430 CR3: 0000000004c14001 CR4: 0000000000771ef0
[   23.398988][  T482] PKRU: 55555554
[   23.399088][  T482] Call Trace:
[   23.399189][  T482]  <TASK>
[   23.399258][  T482]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.399405][  T482]  ? notifier_call_chain (kernel/notifier.c:85)
[   23.399538][  T482]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.399640][  T482]  register_netdevice (net/core/dev.c:11488)
[   23.399779][  T482]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   23.399955][  T482]  register_netdev (net/core/dev.c:11552)
[   23.400088][  T482]  sit_init_net (net/ipv6/sit.c:1860)
[   23.400224][  T482]  ops_init (net/core/net_namespace.c:137)
[   23.400337][  T482]  setup_net (net/core/net_namespace.c:446)
[   23.400440][  T482]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   23.400574][  T482]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   23.400708][  T482]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   23.400851][  T482]  copy_net_ns (net/core/net_namespace.c:579)
[   23.400986][  T482]  create_new_namespaces (kernel/nsproxy.c:132)
[   23.401125][  T482]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   23.401262][  T482]  ksys_unshare (kernel/fork.c:3243)
[   23.401410][  T482]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   23.401543][  T482]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   23.401686][  T482]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   23.401826][  T482]  ? __ia32_sys_open (fs/open.c:1374)
[   23.401962][  T482]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   23.402096][  T482]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   23.402241][  T482]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.403001][  T482]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.403146][  T482]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.403290][  T482]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.403512][  T482] RIP: 0033:0x7fdc7dca2bcb
[   23.403657][  T482] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   23.404134][  T482] RSP: 002b:00007fff323c7a18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   23.404396][  T482] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdc7dca2bcb
[   23.404595][  T482] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   23.404798][  T482] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   23.404998][  T482] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff323c9c40
[   23.405252][  T482] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff323cb86d
| [   23.415419][  T482] ------------[ cut here ]------------
| [   23.415573][  T482] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/482
| [   23.415810][  T482] Modules linked in: vxlan
| [   23.416220][  T482] Tainted: [W]=WARN
[   23.416332][  T482] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.416503][  T482] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.416680][  T482] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.417166][  T482] RSP: 0018:ffa0000000ea7a78 EFLAGS: 00010286
[   23.417345][  T482] RAX: 00000000ffffffa6 RBX: ff11000015f72c80 RCX: 1ff40000001d4f15
[   23.417545][  T482] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000015f72d3c
[   23.417743][  T482] RBP: ff1100001944c000 R08: 1fe2200002bee5a9 R09: ff11000011f35180
[   23.417947][  T482] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   23.418145][  T482] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001944c000
[   23.418352][  T482] FS:  00007fdc7d9e0840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   23.418589][  T482] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.418754][  T482] CR2: 000055669eb0cae8 CR3: 0000000004c14001 CR4: 0000000000771ef0
[   23.418960][  T482] PKRU: 55555554
[   23.419060][  T482] Call Trace:
[   23.419160][  T482]  <TASK>
[   23.419229][  T482]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.419378][  T482]  ? notifier_call_chain (kernel/notifier.c:85)
[   23.419514][  T482]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.419615][  T482]  register_netdevice (net/core/dev.c:11488)
[   23.419757][  T482]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   23.419928][  T482]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.420064][  T482]  register_netdev (net/core/dev.c:11552)
[   23.420197][  T482]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   23.420341][  T482]  ops_init (net/core/net_namespace.c:137)
[   23.420446][  T482]  setup_net (net/core/net_namespace.c:446)
[   23.420547][  T482]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   23.420682][  T482]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   23.420821][  T482]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   23.420961][  T482]  copy_net_ns (net/core/net_namespace.c:579)
[   23.421097][  T482]  create_new_namespaces (kernel/nsproxy.c:132)
[   23.421239][  T482]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   23.421385][  T482]  ksys_unshare (kernel/fork.c:3243)
[   23.421518][  T482]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   23.421652][  T482]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   23.421785][  T482]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   23.421924][  T482]  ? __ia32_sys_open (fs/open.c:1374)
[   23.422065][  T482]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   23.422197][  T482]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   23.422343][  T482]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.422478][  T482]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.422610][  T482]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.422743][  T482]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.422913][  T482] RIP: 0033:0x7fdc7dca2bcb
[   23.423051][  T482] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   23.423536][  T482] RSP: 002b:00007fff323c7a18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   23.423735][  T482] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdc7dca2bcb
[   23.423936][  T482] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   23.424135][  T482] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   23.424345][  T482] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff323c9c40
[   23.424543][  T482] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff323cb86d
| [   23.462231][  T483] ------------[ cut here ]------------
| [   23.462434][  T483] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/483
| [   23.462720][  T483] Modules linked in: vxlan
| [   23.463237][  T483] Tainted: [W]=WARN
[   23.463720][  T483] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.463945][  T483] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.464195][  T483] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.464739][  T483] RSP: 0018:ffa0000001027020 EFLAGS: 00010286
[   23.464970][  T483] RAX: 00000000ffffffa6 RBX: ff11000015f73540 RCX: 1ff4000000204dca
[   23.465227][  T483] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000015f735fc
[   23.465495][  T483] RBP: ff110000196a9000 R08: 1fe2200002bee6c1 R09: ff11000016b82e58
[   23.465760][  T483] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   23.466018][  T483] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   23.466268][  T483] FS:  00007fea69fa3840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   23.466593][  T483] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.466827][  T483] CR2: 000000002d84e988 CR3: 0000000004c38003 CR4: 0000000000771ef0
[   23.467080][  T483] PKRU: 55555554
[   23.467230][  T483] Call Trace:
[   23.467400][  T483]  <TASK>
[   23.467522][  T483]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.467710][  T483]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.467872][  T483]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   23.468070][  T483]  __dev_notify_flags (net/core/dev.c:9787)
[   23.468262][  T483]  ? netif_change_name (net/core/dev.c:1495)
[   23.468473][  T483]  ? __dev_change_flags (net/core/dev.c:9752)
[   23.468661][  T483]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   23.468860][  T483]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.469053][  T483]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   23.469243][  T483]  netif_change_flags (net/core/dev.c:9820)
[   23.469449][  T483]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   23.469660][  T483]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   23.469859][  T483]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   23.470052][  T483]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   23.470275][  T483]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   23.470481][  T483]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.470668][  T483]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   23.470867][  T483]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.471060][  T483]  ? __kernel_text_address (kernel/extable.c:79)
[   23.471250][  T483]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.471463][  T483]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.471651][  T483]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   23.471845][  T483]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.472047][  T483]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   23.472234][  T483]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.472435][  T483]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.472622][  T483]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   23.472817][  T483]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   23.473008][  T483]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   23.473199][  T483]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   23.473406][  T483]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   23.473597][  T483]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   23.473790][  T483]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   23.473992][  T483]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.474177][  T483]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.474386][  T483]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.474573][  T483]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.474761][  T483]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.474970][  T483]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.475155][  T483]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.475366][  T483]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.475556][  T483]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.475746][  T483]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.475946][  T483]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   23.476132][  T483]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.476340][  T483]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.476525][  T483]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.476713][  T483]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.476918][  T483]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.477106][  T483]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   23.477303][  T483]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.477506][  T483]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   23.477699][  T483]  ? 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))
[   23.477895][  T483]  ? 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))
[   23.478085][  T483]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   23.478291][  T483]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   23.478493][  T483]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.478681][  T483]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   23.478889][  T483]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   23.479076][  T483]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   23.479273][  T483]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   23.479475][  T483]  ? copy_msghdr_from_user (net/socket.c:2635)
[   23.479662][  T483]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   23.479892][  T483]  ? move_addr_to_kernel (net/socket.c:258)
[   23.480079][  T483]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.480264][  T483]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.480470][  T483]  ___sys_sendmsg (net/socket.c:2752)
[   23.480655][  T483]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   23.480877][  T483]  ? copy_msghdr_from_user (net/socket.c:2603)
[   23.481079][  T483]  __sys_sendmsg (net/socket.c:2784)
[   23.481265][  T483]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   23.481467][  T483]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   23.481688][  T483]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   23.481878][  T483]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.482064][  T483]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.482247][  T483]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.482449][  T483]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.482641][  T483]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.482871][  T483] RIP: 0033:0x7fea6a1dd08e
[   23.483061][  T483] 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
[   23.483606][  T483] RSP: 002b:00007ffc6f548ab0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   23.483873][  T483] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fea6a1dd08e
[   23.484124][  T483] RDX: 0000000000000000 RSI: 00007ffc6f548b60 RDI: 0000000000000005
[   23.484395][  T483] RBP: 00007ffc6f548ac0 R08: 0000000000000000 R09: 0000000000000000
[   23.484644][  T483] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d090
[   23.484905][  T483] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc6f549230
| [   23.590824][  T486] ------------[ cut here ]------------
| [   23.590989][  T486] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/486
| [   23.591233][  T486] Modules linked in: vxlan
| [   23.591703][  T486] Tainted: [W]=WARN
[   23.591818][  T486] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.591996][  T486] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.592179][  T486] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.592691][  T486] RSP: 0018:ffa00000010471b0 EFLAGS: 00010286
[   23.592873][  T486] RAX: 00000000ffffffa6 RBX: ff11000013596740 RCX: 1ff4000000208dfc
[   23.593079][  T486] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000135967fc
[   23.593290][  T486] RBP: ff11000019452000 R08: 1fe22000026b2d01 R09: ff110000169e5180
[   23.593502][  T486] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   23.593706][  T486] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab720900
[   23.593925][  T486] FS:  00007ff642a56840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   23.594169][  T486] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.594353][  T486] CR2: 00007ff642c4f460 CR3: 00000000168a7005 CR4: 0000000000771ef0
[   23.594560][  T486] PKRU: 55555554
[   23.594663][  T486] Call Trace:
[   23.594767][  T486]  <TASK>
[   23.594844][  T486]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.594983][  T486]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.595089][  T486]  __dev_notify_flags (net/core/dev.c:9787)
[   23.595228][  T486]  ? netif_change_name (net/core/dev.c:1495)
[   23.595379][  T486]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   23.595551][  T486]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   23.595691][  T486]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   23.595833][  T486]  ? br_dev_newlink (net/bridge/br_netlink.c:1604)
[   23.595973][  T486]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   23.596114][  T486]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   23.596254][  T486]  ? __dev_get_by_name (net/core/dev.c:883)
[   23.596484][  T486]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   23.596630][  T486]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   23.596772][  T486]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   23.596918][  T486]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.597057][  T486]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.597196][  T486]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.597436][  T486]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.597639][  T486]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.597782][  T486]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.597927][  T486]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.598064][  T486]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   23.598202][  T486]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.598425][  T486]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.598562][  T486]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.598704][  T486]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.598848][  T486]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.598988][  T486]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   23.599128][  T486]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.599270][  T486]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   23.599478][  T486]  ? 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))
[   23.599617][  T486]  ? 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))
[   23.599759][  T486]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   23.599904][  T486]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   23.600042][  T486]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.600183][  T486]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   23.600360][  T486]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   23.600500][  T486]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   23.600640][  T486]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   23.600779][  T486]  ? copy_msghdr_from_user (net/socket.c:2635)
[   23.600924][  T486]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   23.601093][  T486]  ? move_addr_to_kernel (net/socket.c:258)
[   23.601234][  T486]  ___sys_sendmsg (net/socket.c:2752)
[   23.601381][  T486]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.601519][  T486]  ? copy_msghdr_from_user (net/socket.c:2603)
[   23.601666][  T486]  ? 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))
[   23.601813][  T486]  __sys_sendmsg (net/socket.c:2784)
[   23.601952][  T486]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   23.602094][  T486]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.602231][  T486]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.602379][  T486]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.602517][  T486]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.602660][  T486]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.602802][  T486]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.602974][  T486] RIP: 0033:0x7ff642c9008e
[   23.603119][  T486] 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
[   23.603623][  T486] RSP: 002b:00007ffc7ac42e60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   23.603837][  T486] RAX: ffffffffffffffda RBX: 00007ffc7ac43608 RCX: 00007ff642c9008e
[   23.604044][  T486] RDX: 0000000000000000 RSI: 00007ffc7ac42f10 RDI: 0000000000000005
[   23.604251][  T486] RBP: 00007ffc7ac42e70 R08: 0000000000000000 R09: 0000000000000000
[   23.604466][  T486] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d090
[   23.604674][  T486] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc7ac435e0
| [   23.635112][  T487] ------------[ cut here ]------------
| [   23.635329][  T487] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/487
| [   23.635637][  T487] Modules linked in: vxlan
| [   23.636185][  T487] Tainted: [W]=WARN
[   23.636475][  T487] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.636775][  T487] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.637119][  T487] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.637757][  T487] RSP: 0018:ffa0000001057020 EFLAGS: 00010286
[   23.638098][  T487] RAX: 00000000ffffffa6 RBX: ff11000013596ac0 RCX: 1ff400000020adca
[   23.638457][  T487] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013596b7c
[   23.638766][  T487] RBP: ff11000019452000 R08: 1fe22000026b2d71 R09: ff110000116e2e58
[   23.639093][  T487] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   23.639427][  T487] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   23.639754][  T487] FS:  00007f284fcf3840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   23.640049][  T487] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.640290][  T487] CR2: 0000000015a81988 CR3: 0000000015c22004 CR4: 0000000000771ef0
[   23.640564][  T487] PKRU: 55555554
[   23.640723][  T487] Call Trace:
[   23.640888][  T487]  <TASK>
[   23.641012][  T487]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   23.641205][  T487]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.641419][  T487]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.641582][  T487]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   23.641776][  T487]  __dev_notify_flags (net/core/dev.c:9787)
[   23.641983][  T487]  ? netif_change_name (net/core/dev.c:1495)
[   23.642180][  T487]  ? __dev_change_flags (net/core/dev.c:9752)
[   23.642396][  T487]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   23.642588][  T487]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.642780][  T487]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   23.642986][  T487]  netif_change_flags (net/core/dev.c:9820)
[   23.643182][  T487]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   23.643400][  T487]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   23.643602][  T487]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   23.643801][  T487]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   23.644033][  T487]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   23.644225][  T487]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.644436][  T487]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   23.644630][  T487]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.644830][  T487]  ? __kernel_text_address (kernel/extable.c:79)
[   23.645021][  T487]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.645212][  T487]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.645443][  T487]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   23.645644][  T487]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.645843][  T487]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   23.646034][  T487]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.646225][  T487]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.646440][  T487]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   23.646633][  T487]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   23.646831][  T487]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   23.647024][  T487]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   23.647217][  T487]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   23.647437][  T487]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   23.647630][  T487]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   23.647832][  T487]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.649022][  T487]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.649214][  T487]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.649440][  T487]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.649632][  T487]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.649832][  T487]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.650022][  T487]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.650211][  T487]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.650432][  T487]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.650627][  T487]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.650827][  T487]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   23.651019][  T487]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.651208][  T487]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.651418][  T487]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.651611][  T487]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.651808][  T487]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.652003][  T487]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   23.652195][  T487]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.652406][  T487]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   23.652603][  T487]  ? 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))
[   23.652799][  T487]  ? 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))
[   23.652992][  T487]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   23.653196][  T487]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   23.653409][  T487]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.653606][  T487]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   23.653805][  T487]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   23.654001][  T487]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   23.654193][  T487]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   23.654402][  T487]  ? copy_msghdr_from_user (net/socket.c:2635)
[   23.654591][  T487]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   23.654821][  T487]  ? move_addr_to_kernel (net/socket.c:258)
[   23.655017][  T487]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.655210][  T487]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.655422][  T487]  ___sys_sendmsg (net/socket.c:2752)
[   23.655617][  T487]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   23.655845][  T487]  ? copy_msghdr_from_user (net/socket.c:2603)
[   23.656047][  T487]  __sys_sendmsg (net/socket.c:2784)
[   23.656245][  T487]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   23.656452][  T487]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   23.656680][  T487]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   23.656879][  T487]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.657071][  T487]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.657260][  T487]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.657473][  T487]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.657666][  T487]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.657902][  T487] RIP: 0033:0x7f284ff2d08e
[   23.658097][  T487] 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
[   23.658645][  T487] RSP: 002b:00007ffed689b880 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   23.658910][  T487] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f284ff2d08e
[   23.659166][  T487] RDX: 0000000000000000 RSI: 00007ffed689b930 RDI: 0000000000000005
[   23.659441][  T487] RBP: 00007ffed689b890 R08: 0000000000000000 R09: 0000000000000000
[   23.659699][  T487] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d090
[   23.659971][  T487] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed689c000
| [   23.699595][  T488] ------------[ cut here ]------------
| [   23.699754][  T488] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/488
| [   23.700004][  T488] Modules linked in: vxlan
| [   23.700452][  T488] Tainted: [W]=WARN
[   23.700558][  T488] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.700731][  T488] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.700917][  T488] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.701645][  T488] RSP: 0018:ffa0000001066e30 EFLAGS: 00010286
[   23.701830][  T488] RAX: 00000000ffffffa6 RBX: ff11000012cbbc40 RCX: 1ff400000020cd8c
[   23.702037][  T488] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012cbbcfc
[   23.702245][  T488] RBP: ff11000019471000 R08: 1fe22000025977a1 R09: ff1100001360d180
[   23.702549][  T488] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   23.702760][  T488] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001098d584
[   23.702974][  T488] FS:  00007f6eceba0840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   23.703220][  T488] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.703496][  T488] CR2: 000000000042ebe0 CR3: 0000000019627002 CR4: 0000000000771ef0
[   23.703710][  T488] PKRU: 55555554
[   23.703902][  T488] Call Trace:
[   23.704006][  T488]  <TASK>
[   23.704077][  T488]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   23.704250][  T488]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.704413][  T488]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.704518][  T488]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.704659][  T488]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.704802][  T488]  __dev_notify_flags (net/core/dev.c:9787)
[   23.704942][  T488]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.705081][  T488]  ? netif_change_name (net/core/dev.c:1495)
[   23.705221][  T488]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   23.705374][  T488]  ? preempt_schedule_notrace_thunk (arch/x86/entry/thunk.S:13)
[   23.705548][  T488]  ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:649 ./include/linux/cpumask.h:1231 ./include/trace/events/preemptirq.h:40)
[   23.705724][  T488]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   23.705868][  T488]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   23.706007][  T488]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   23.706148][  T488]  veth_newlink (drivers/net/veth.c:1871)
[   23.706294][  T488]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   23.706441][  T488]  ? kasan_save_stack (mm/kasan/common.c:57)
[   23.706581][  T488]  ? kasan_save_track (mm/kasan/common.c:78)
[   23.706720][  T488]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   23.706880][  T488]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   23.707020][  T488]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   23.707161][  T488]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   23.707304][  T488]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   23.707454][  T488]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   23.707598][  T488]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   23.707742][  T488]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   23.707888][  T488]  ? __dev_get_by_name (net/core/dev.c:883)
[   23.708028][  T488]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   23.708175][  T488]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   23.708326][  T488]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   23.708570][  T488]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.708708][  T488]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.708851][  T488]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.709083][  T488]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.709222][  T488]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.709378][  T488]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.709610][  T488]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.709936][  T488]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   23.710167][  T488]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.710313][  T488]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.710458][  T488]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.710693][  T488]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.710835][  T488]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.710973][  T488]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   23.711208][  T488]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.711356][  T488]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   23.711499][  T488]  ? 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))
[   23.711729][  T488]  ? 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))
[   23.711966][  T488]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   23.712106][  T488]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   23.712248][  T488]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.712400][  T488]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   23.712544][  T488]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   23.712684][  T488]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   23.712830][  T488]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   23.713067][  T488]  ? copy_msghdr_from_user (net/socket.c:2635)
[   23.713309][  T488]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   23.713585][  T488]  ? move_addr_to_kernel (net/socket.c:258)
[   23.713731][  T488]  ___sys_sendmsg (net/socket.c:2752)
[   23.713874][  T488]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.714012][  T488]  ? copy_msghdr_from_user (net/socket.c:2603)
[   23.714161][  T488]  ? 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))
[   23.714309][  T488]  __sys_sendmsg (net/socket.c:2784)
[   23.714549][  T488]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   23.714695][  T488]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.714837][  T488]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.714977][  T488]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.715115][  T488]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.715255][  T488]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.715405][  T488]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.715676][  T488] RIP: 0033:0x7f6ecedda08e
[   23.715828][  T488] 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
[   23.716432][  T488] RSP: 002b:00007ffdf60ae7d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   23.716641][  T488] RAX: ffffffffffffffda RBX: 00007ffdf60aef68 RCX: 00007f6ecedda08e
[   23.716952][  T488] RDX: 0000000000000000 RSI: 00007ffdf60ae880 RDI: 0000000000000005
[   23.717159][  T488] RBP: 00007ffdf60ae7e0 R08: 0000000000000000 R09: 0000000000000000
[   23.717383][  T488] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d090
[   23.717589][  T488] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdf60aef40
| [   23.732843][  T488] ------------[ cut here ]------------
| [   23.732997][  T488] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/488
| [   23.733239][  T488] Modules linked in: vxlan
| [   23.733689][  T488] Tainted: [W]=WARN
[   23.733797][  T488] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.733970][  T488] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.734146][  T488] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.734650][  T488] RSP: 0018:ffa00000010671b0 EFLAGS: 00010286
[   23.734828][  T488] RAX: 00000000ffffffa6 RBX: ff11000002786900 RCX: 1ff400000020cdfc
[   23.735038][  T488] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000027869bc
[   23.735242][  T488] RBP: ff11000008404000 R08: 1fe22000004f0d39 R09: ff1100001360d180
[   23.735456][  T488] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   23.735667][  T488] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab603b20
[   23.735877][  T488] FS:  00007f6eceba0840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   23.736117][  T488] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.736294][  T488] CR2: 000055669eb10d5c CR3: 0000000019627001 CR4: 0000000000771ef0
[   23.736507][  T488] PKRU: 55555554
[   23.736609][  T488] Call Trace:
[   23.736711][  T488]  <TASK>
[   23.736782][  T488]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.736927][  T488]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.737033][  T488]  __dev_notify_flags (net/core/dev.c:9787)
[   23.737174][  T488]  ? netif_change_name (net/core/dev.c:1495)
[   23.737321][  T488]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   23.737458][  T488]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   23.737596][  T488]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   23.737737][  T488]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   23.737882][  T488]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   23.738020][  T488]  ? __dev_get_by_name (net/core/dev.c:883)
[   23.738160][  T488]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   23.738320][  T488]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   23.738462][  T488]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   23.738607][  T488]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.738743][  T488]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.738885][  T488]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.739023][  T488]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.739160][  T488]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.739309][  T488]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.739457][  T488]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.739595][  T488]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   23.739734][  T488]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.739874][  T488]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.740012][  T488]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.740153][  T488]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.740295][  T488]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.740444][  T488]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   23.740580][  T488]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.740721][  T488]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   23.740866][  T488]  ? 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))
[   23.741005][  T488]  ? 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))
[   23.741156][  T488]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   23.741300][  T488]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   23.741446][  T488]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.741583][  T488]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   23.741721][  T488]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   23.741868][  T488]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   23.742008][  T488]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   23.742146][  T488]  ? copy_msghdr_from_user (net/socket.c:2635)
[   23.742285][  T488]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   23.742465][  T488]  ? move_addr_to_kernel (net/socket.c:258)
[   23.742607][  T488]  ___sys_sendmsg (net/socket.c:2752)
[   23.742745][  T488]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.742889][  T488]  ? copy_msghdr_from_user (net/socket.c:2603)
[   23.743037][  T488]  ? 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))
[   23.743181][  T488]  __sys_sendmsg (net/socket.c:2784)
[   23.743329][  T488]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   23.743477][  T488]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.743614][  T488]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.743753][  T488]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.743896][  T488]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.744034][  T488]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.744172][  T488]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.744353][  T488] RIP: 0033:0x7f6ecedda08e
[   23.744498][  T488] 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
[   23.744999][  T488] RSP: 002b:00007ffdf60ae7d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   23.745205][  T488] RAX: ffffffffffffffda RBX: 00007ffdf60aef68 RCX: 00007f6ecedda08e
[   23.745422][  T488] RDX: 0000000000000000 RSI: 00007ffdf60ae880 RDI: 0000000000000005
[   23.745629][  T488] RBP: 00007ffdf60ae7e0 R08: 0000000000000000 R09: 0000000000000000
[   23.745839][  T488] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d090
[   23.746045][  T488] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdf60aef40
| [   23.785548][  T489] ------------[ cut here ]------------
| [   23.785704][  T489] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/489
| [   23.785943][  T489] Modules linked in: vxlan
| [   23.786376][  T489] Tainted: [W]=WARN
[   23.786476][  T489] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.786645][  T489] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.786822][  T489] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.787294][  T489] RSP: 0018:ffa0000000ea6ff8 EFLAGS: 00010286
[   23.787488][  T489] RAX: 00000000ffffffa6 RBX: ff11000014c991c0 RCX: 1ff40000001d4dc5
[   23.787683][  T489] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014c9927c
[   23.787881][  T489] RBP: ff11000008404000 R08: 1fe2200002993251 R09: ff11000011045158
[   23.788074][  T489] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   23.788272][  T489] R13: 0000000000000000 R14: ffa0000000ea7140 R15: ff11000017462a50
[   23.788477][  T489] FS:  00007f2556a9b840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   23.788707][  T489] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.788885][  T489] CR2: 000000003d049988 CR3: 0000000016853003 CR4: 0000000000771ef0
[   23.789083][  T489] PKRU: 55555554
[   23.789182][  T489] Call Trace:
[   23.789283][  T489]  <TASK>
[   23.789359][  T489]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   23.789491][  T489]  __dev_change_net_namespace (net/core/dev.c:12635)
[   23.789653][  T489]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.789784][  T489]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.789923][  T489]  ? default_device_exit_batch (net/core/dev.c:13091)
[   23.790086][  T489]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.790217][  T489]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.790361][  T489]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.790493][  T489]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   23.790624][  T489]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   23.790755][  T489]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   23.790891][  T489]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   23.791023][  T489]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   23.791154][  T489]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   23.791332][  T489]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   23.791465][  T489]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.791596][  T489]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   23.791726][  T489]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.791864][  T489]  ? __kernel_text_address (kernel/extable.c:79)
[   23.791994][  T489]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.792128][  T489]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.792260][  T489]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   23.792406][  T489]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.792549][  T489]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   23.792679][  T489]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.792818][  T489]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.792948][  T489]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   23.793079][  T489]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   23.793215][  T489]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   23.793353][  T489]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   23.793486][  T489]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   23.793623][  T489]  ? nla_get_range_signed (lib/nlattr.c:270)
[   23.793755][  T489]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   23.793893][  T489]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   23.794025][  T489]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.794154][  T489]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.794286][  T489]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.794428][  T489]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.794559][  T489]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.794694][  T489]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.794827][  T489]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.794956][  T489]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.795086][  T489]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.795217][  T489]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.795359][  T489]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   23.795489][  T489]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.795625][  T489]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.795754][  T489]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.795890][  T489]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.796018][  T489]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.796148][  T489]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   23.796280][  T489]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.796417][  T489]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   23.796550][  T489]  ? 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))
[   23.796683][  T489]  ? 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))
[   23.796821][  T489]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   23.796957][  T489]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   23.797087][  T489]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.797219][  T489]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   23.797362][  T489]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   23.797496][  T489]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   23.797630][  T489]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   23.797760][  T489]  ? copy_msghdr_from_user (net/socket.c:2635)
[   23.797898][  T489]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   23.798060][  T489]  ? move_addr_to_kernel (net/socket.c:258)
[   23.798190][  T489]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.798329][  T489]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.798462][  T489]  ___sys_sendmsg (net/socket.c:2752)
[   23.798605][  T489]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   23.798768][  T489]  ? copy_msghdr_from_user (net/socket.c:2603)
[   23.798916][  T489]  __sys_sendmsg (net/socket.c:2784)
[   23.799056][  T489]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   23.799184][  T489]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   23.799354][  T489]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   23.799491][  T489]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.799627][  T489]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.799757][  T489]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.799891][  T489]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.800019][  T489]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.800183][  T489] RIP: 0033:0x7f2556cd508e
[   23.800328][  T489] 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
[   23.800819][  T489] RSP: 002b:00007ffdd2108d20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   23.801021][  T489] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f2556cd508e
[   23.801219][  T489] RDX: 0000000000000000 RSI: 00007ffdd2108dd0 RDI: 0000000000000005
[   23.801424][  T489] RBP: 00007ffdd2108d30 R08: 0000000000000000 R09: 0000000000000000
[   23.801623][  T489] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d090
[   23.801822][  T489] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdd2109490
| [   23.804452][  T489] ------------[ cut here ]------------
| [   23.804584][  T489] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/489
| [   23.804822][  T489] Modules linked in: vxlan
| [   23.805225][  T489] Tainted: [W]=WARN
[   23.805334][  T489] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.805503][  T489] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.805676][  T489] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.806151][  T489] RSP: 0018:ffa0000000ea6fc0 EFLAGS: 00010286
[   23.806324][  T489] RAX: 00000000ffffffa6 RBX: ff11000010aae740 RCX: 1ff40000001d4dbe
[   23.806522][  T489] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010aae7fc
[   23.806717][  T489] RBP: ff11000008404000 R08: 1fe2200002155d01 R09: ff11000011045158
[   23.806927][  T489] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   23.807137][  T489] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000017462a50
[   23.807348][  T489] FS:  00007f2556a9b840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   23.807578][  T489] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.807745][  T489] CR2: 000000003d049988 CR3: 0000000016853003 CR4: 0000000000771ef0
[   23.807950][  T489] PKRU: 55555554
[   23.808048][  T489] Call Trace:
[   23.808146][  T489]  <TASK>
[   23.808217][  T489]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.808357][  T489]  ? notifier_call_chain (kernel/notifier.c:85)
[   23.808489][  T489]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.808593][  T489]  __dev_change_net_namespace (net/core/dev.c:12695)
[   23.808760][  T489]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.808896][  T489]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.809031][  T489]  ? default_device_exit_batch (net/core/dev.c:13091)
[   23.809204][  T489]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.809345][  T489]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.809478][  T489]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.809611][  T489]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   23.809742][  T489]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   23.809879][  T489]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   23.810022][  T489]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   23.810154][  T489]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   23.810332][  T489]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   23.810495][  T489]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   23.810627][  T489]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.810756][  T489]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   23.810893][  T489]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.811027][  T489]  ? __kernel_text_address (kernel/extable.c:79)
[   23.811159][  T489]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.811301][  T489]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.811441][  T489]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   23.811576][  T489]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.811706][  T489]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   23.811839][  T489]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.811970][  T489]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.812102][  T489]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   23.812236][  T489]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   23.812377][  T489]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   23.812512][  T489]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   23.812644][  T489]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   23.812783][  T489]  ? nla_get_range_signed (lib/nlattr.c:270)
[   23.812923][  T489]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   23.813057][  T489]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   23.813190][  T489]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.813330][  T489]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.813470][  T489]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.813601][  T489]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.813731][  T489]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.813876][  T489]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.814006][  T489]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.814137][  T489]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.814281][  T489]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.814422][  T489]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.814555][  T489]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   23.814685][  T489]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.814820][  T489]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.814949][  T489]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.815081][  T489]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.815213][  T489]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.815352][  T489]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   23.815485][  T489]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.815621][  T489]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   23.815756][  T489]  ? 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))
[   23.815891][  T489]  ? 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))
[   23.816031][  T489]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   23.816163][  T489]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   23.816305][  T489]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.816446][  T489]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   23.816579][  T489]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   23.816710][  T489]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   23.816851][  T489]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   23.816982][  T489]  ? copy_msghdr_from_user (net/socket.c:2635)
[   23.817113][  T489]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   23.817279][  T489]  ? move_addr_to_kernel (net/socket.c:258)
[   23.817420][  T489]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.817551][  T489]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.817683][  T489]  ___sys_sendmsg (net/socket.c:2752)
[   23.817820][  T489]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   23.818070][  T489]  ? copy_msghdr_from_user (net/socket.c:2603)
[   23.818220][  T489]  __sys_sendmsg (net/socket.c:2784)
[   23.818450][  T489]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   23.818590][  T489]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   23.818759][  T489]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   23.818902][  T489]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.819035][  T489]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.819257][  T489]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.819406][  T489]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.819545][  T489]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.819715][  T489] RIP: 0033:0x7f2556cd508e
[   23.819953][  T489] 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
[   23.820439][  T489] RSP: 002b:00007ffdd2108d20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   23.820722][  T489] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f2556cd508e
[   23.820932][  T489] RDX: 0000000000000000 RSI: 00007ffdd2108dd0 RDI: 0000000000000005
[   23.821307][  T489] RBP: 00007ffdd2108d30 R08: 0000000000000000 R09: 0000000000000000
[   23.821510][  T489] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d090
[   23.821892][  T489] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdd2109490
| [   23.861738][  T493] ------------[ cut here ]------------
| [   23.861894][  T493] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/493
| [   23.862134][  T493] Modules linked in: vxlan
| [   23.862547][  T493] Tainted: [W]=WARN
[   23.862646][  T493] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.862814][  T493] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.862985][  T493] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.863476][  T493] RSP: 0018:ffa0000001066ff8 EFLAGS: 00010286
[   23.863642][  T493] RAX: 00000000ffffffa6 RBX: ff110000132d8ac0 RCX: 1ff400000020cdc5
[   23.863851][  T493] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000132d8b7c
[   23.864050][  T493] RBP: ff11000019471000 R08: 1fe220000265b171 R09: ff11000015b52e58
[   23.864245][  T493] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   23.864455][  T493] R13: 0000000000000000 R14: ffa0000001067140 R15: ff110000129b5c50
[   23.864652][  T493] FS:  00007f3d6bb7d840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   23.864892][  T493] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.865069][  T493] CR2: 00000000269f6988 CR3: 0000000012a6b002 CR4: 0000000000771ef0
[   23.865278][  T493] PKRU: 55555554
[   23.865382][  T493] Call Trace:
[   23.865480][  T493]  <TASK>
[   23.865548][  T493]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   23.865680][  T493]  __dev_change_net_namespace (net/core/dev.c:12635)
[   23.865849][  T493]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.865981][  T493]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.866112][  T493]  ? default_device_exit_batch (net/core/dev.c:13091)
[   23.866279][  T493]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.866415][  T493]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.866545][  T493]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.866675][  T493]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   23.866811][  T493]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   23.866942][  T493]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   23.867073][  T493]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   23.867212][  T493]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   23.867351][  T493]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   23.867513][  T493]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   23.867642][  T493]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.867775][  T493]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   23.867909][  T493]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.868040][  T493]  ? __kernel_text_address (kernel/extable.c:79)
[   23.868175][  T493]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.868312][  T493]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.868453][  T493]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   23.868587][  T493]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.868717][  T493]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   23.868853][  T493]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.868984][  T493]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.869118][  T493]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   23.869262][  T493]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   23.869404][  T493]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   23.869543][  T493]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   23.869677][  T493]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   23.869809][  T493]  ? nla_get_range_signed (lib/nlattr.c:270)
[   23.869942][  T493]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   23.870078][  T493]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   23.870212][  T493]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.870351][  T493]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.870484][  T493]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.870613][  T493]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.870740][  T493]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.870881][  T493]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.871010][  T493]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.871139][  T493]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.871279][  T493]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.871419][  T493]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.871550][  T493]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   23.871684][  T493]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.871819][  T493]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.871948][  T493]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.872080][  T493]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.872208][  T493]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.872350][  T493]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   23.872480][  T493]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.872609][  T493]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   23.872746][  T493]  ? 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))
[   23.872881][  T493]  ? 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))
[   23.873023][  T493]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   23.873153][  T493]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   23.873284][  T493]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.873421][  T493]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   23.873552][  T493]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   23.873682][  T493]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   23.873817][  T493]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   23.873945][  T493]  ? copy_msghdr_from_user (net/socket.c:2635)
[   23.874080][  T493]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   23.874247][  T493]  ? move_addr_to_kernel (net/socket.c:258)
[   23.874386][  T493]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.874517][  T493]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.874648][  T493]  ___sys_sendmsg (net/socket.c:2752)
[   23.874776][  T493]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   23.874944][  T493]  ? copy_msghdr_from_user (net/socket.c:2603)
[   23.875086][  T493]  __sys_sendmsg (net/socket.c:2784)
[   23.875220][  T493]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   23.875358][  T493]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   23.875521][  T493]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   23.875650][  T493]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.875780][  T493]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.875917][  T493]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.876049][  T493]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.876181][  T493]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.876351][  T493] RIP: 0033:0x7f3d6bdb708e
[   23.876489][  T493] 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
[   23.876958][  T493] RSP: 002b:00007ffe48f56a30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   23.877159][  T493] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3d6bdb708e
[   23.877379][  T493] RDX: 0000000000000000 RSI: 00007ffe48f56ae0 RDI: 0000000000000005
[   23.877576][  T493] RBP: 00007ffe48f56a40 R08: 0000000000000000 R09: 0000000000000000
[   23.877771][  T493] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d091
[   23.877970][  T493] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe48f571a0
| [   23.880570][  T493] ------------[ cut here ]------------
| [   23.880701][  T493] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/493
| [   23.880934][  T493] Modules linked in: vxlan
| [   23.881343][  T493] Tainted: [W]=WARN
[   23.881446][  T493] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.881610][  T493] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.881781][  T493] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.882253][  T493] RSP: 0018:ffa0000001066fc0 EFLAGS: 00010286
[   23.882427][  T493] RAX: 00000000ffffffa6 RBX: ff11000012cba740 RCX: 1ff400000020cdbe
[   23.882623][  T493] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012cba7fc
[   23.882824][  T493] RBP: ff11000019471000 R08: 1fe2200002597501 R09: ff11000015b52e58
[   23.883019][  T493] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   23.883219][  T493] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000129b5c50
[   23.883457][  T493] FS:  00007f3d6bb7d840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   23.883685][  T493] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.883854][  T493] CR2: 00000000269f6988 CR3: 0000000012a6b002 CR4: 0000000000771ef0
[   23.884055][  T493] PKRU: 55555554
[   23.884152][  T493] Call Trace:
[   23.884250][  T493]  <TASK>
[   23.884327][  T493]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.884462][  T493]  ? notifier_call_chain (kernel/notifier.c:85)
[   23.884595][  T493]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.884694][  T493]  __dev_change_net_namespace (net/core/dev.c:12695)
[   23.884866][  T493]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.884997][  T493]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.885129][  T493]  ? default_device_exit_batch (net/core/dev.c:13091)
[   23.885294][  T493]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.885461][  T493]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.885612][  T493]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.885746][  T493]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   23.885886][  T493]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   23.886027][  T493]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   23.886181][  T493]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   23.886323][  T493]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   23.886458][  T493]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   23.886630][  T493]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   23.886763][  T493]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.886901][  T493]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   23.887038][  T493]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.887184][  T493]  ? __kernel_text_address (kernel/extable.c:79)
[   23.887333][  T493]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.887474][  T493]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.887611][  T493]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   23.887748][  T493]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.887888][  T493]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   23.888023][  T493]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.888165][  T493]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.888322][  T493]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   23.888456][  T493]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   23.888589][  T493]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   23.888735][  T493]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   23.888876][  T493]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   23.889009][  T493]  ? nla_get_range_signed (lib/nlattr.c:270)
[   23.889147][  T493]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   23.889292][  T493]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   23.889433][  T493]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.889569][  T493]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.889704][  T493]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.889849][  T493]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.890000][  T493]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.890143][  T493]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.890291][  T493]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.890433][  T493]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.890580][  T493]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.890719][  T493]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.890861][  T493]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   23.891014][  T493]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.891149][  T493]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.891287][  T493]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.891439][  T493]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.891574][  T493]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.891711][  T493]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   23.891863][  T493]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.892001][  T493]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   23.892155][  T493]  ? 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))
[   23.892296][  T493]  ? 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))
[   23.892441][  T493]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   23.892580][  T493]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   23.892715][  T493]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.892856][  T493]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   23.892990][  T493]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   23.893128][  T493]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   23.893273][  T493]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   23.893418][  T493]  ? copy_msghdr_from_user (net/socket.c:2635)
[   23.893555][  T493]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   23.893721][  T493]  ? move_addr_to_kernel (net/socket.c:258)
[   23.893864][  T493]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.893997][  T493]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.894132][  T493]  ___sys_sendmsg (net/socket.c:2752)
[   23.894268][  T493]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   23.894453][  T493]  ? copy_msghdr_from_user (net/socket.c:2603)
[   23.894602][  T493]  __sys_sendmsg (net/socket.c:2784)
[   23.894735][  T493]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   23.894876][  T493]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   23.895088][  T493]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   23.895227][  T493]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.895373][  T493]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.895509][  T493]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.895642][  T493]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.895779][  T493]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.895955][  T493] RIP: 0033:0x7f3d6bdb708e
[   23.896095][  T493] 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
[   23.896599][  T493] RSP: 002b:00007ffe48f56a30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   23.896809][  T493] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3d6bdb708e
[   23.897012][  T493] RDX: 0000000000000000 RSI: 00007ffe48f56ae0 RDI: 0000000000000005
[   23.897217][  T493] RBP: 00007ffe48f56a40 R08: 0000000000000000 R09: 0000000000000000
[   23.897429][  T493] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d091
[   23.897634][  T493] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe48f571a0
| [   23.947216][  T503] ------------[ cut here ]------------
| [   23.947495][  T503] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/503
| [   23.947730][  T503] Modules linked in: vxlan
| [   23.948144][  T503] Tainted: [W]=WARN
[   23.948265][  T503] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.948443][  T503] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.948615][  T503] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.949095][  T503] RSP: 0018:ffa0000001067020 EFLAGS: 00010286
[   23.949264][  T503] RAX: 00000000ffffffa6 RBX: ff11000002787540 RCX: 1ff400000020cdca
[   23.949485][  T503] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000027875fc
[   23.949688][  T503] RBP: ff11000008404000 R08: 1fe22000004f0ec1 R09: ff11000015a62e58
[   23.949905][  T503] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   23.950107][  T503] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   23.950321][  T503] FS:  00007f74b5e5c840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   23.950555][  T503] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.950724][  T503] CR2: 000000002b758988 CR3: 0000000015d76006 CR4: 0000000000771ef0
[   23.950957][  T503] PKRU: 55555554
[   23.951061][  T503] Call Trace:
[   23.951161][  T503]  <TASK>
[   23.951231][  T503]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.951379][  T503]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.951480][  T503]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   23.951614][  T503]  __dev_notify_flags (net/core/dev.c:9787)
[   23.951749][  T503]  ? netif_change_name (net/core/dev.c:1495)
[   23.951889][  T503]  ? __dev_change_flags (net/core/dev.c:9752)
[   23.952022][  T503]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   23.952154][  T503]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.952298][  T503]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   23.952451][  T503]  netif_change_flags (net/core/dev.c:9820)
[   23.952587][  T503]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   23.952720][  T503]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   23.952862][  T503]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   23.952998][  T503]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   23.953173][  T503]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   23.953312][  T503]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.953452][  T503]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   23.953589][  T503]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.953721][  T503]  ? __kernel_text_address (kernel/extable.c:79)
[   23.953864][  T503]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.954004][  T503]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.954140][  T503]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   23.954278][  T503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.954428][  T503]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   23.954563][  T503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.954716][  T503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.954855][  T503]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   23.954990][  T503]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   23.955126][  T503]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   23.955259][  T503]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   23.955413][  T503]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   23.955550][  T503]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   23.955685][  T503]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   23.955828][  T503]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.955959][  T503]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.956093][  T503]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.956229][  T503]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.956372][  T503]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.956513][  T503]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.956645][  T503]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.956777][  T503]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.956917][  T503]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.957051][  T503]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.957187][  T503]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   23.957330][  T503]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.957466][  T503]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.957601][  T503]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.957738][  T503]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.957875][  T503]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.958012][  T503]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   23.958147][  T503]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.958284][  T503]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   23.958437][  T503]  ? 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))
[   23.958574][  T503]  ? 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))
[   23.958708][  T503]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   23.958850][  T503]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   23.958983][  T503]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.959130][  T503]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   23.959271][  T503]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   23.959415][  T503]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   23.959550][  T503]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   23.959684][  T503]  ? copy_msghdr_from_user (net/socket.c:2635)
[   23.959823][  T503]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   23.959991][  T503]  ? move_addr_to_kernel (net/socket.c:258)
[   23.960126][  T503]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.960262][  T503]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.960415][  T503]  ___sys_sendmsg (net/socket.c:2752)
[   23.960549][  T503]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   23.960722][  T503]  ? copy_msghdr_from_user (net/socket.c:2603)
[   23.960875][  T503]  __sys_sendmsg (net/socket.c:2784)
[   23.961011][  T503]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   23.961143][  T503]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   23.961323][  T503]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   23.961458][  T503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.961593][  T503]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.961726][  T503]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.961876][  T503]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.962010][  T503]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.962178][  T503] RIP: 0033:0x7f74b609608e
[   23.962326][  T503] 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
[   23.962813][  T503] RSP: 002b:00007ffd272edc40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   23.963016][  T503] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f74b609608e
[   23.963224][  T503] RDX: 0000000000000000 RSI: 00007ffd272edcf0 RDI: 0000000000000005
[   23.963441][  T503] RBP: 00007ffd272edc50 R08: 0000000000000000 R09: 0000000000000000
[   23.963642][  T503] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d091
[   23.963849][  T503] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd272ee3c0
| [   23.994828][  T508] ------------[ cut here ]------------
| [   23.994985][  T508] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/508
| [   23.995218][  T508] Modules linked in: vxlan
| [   23.995673][  T508] Tainted: [W]=WARN
[   23.995795][  T508] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.995965][  T508] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.996160][  T508] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.996762][  T508] RSP: 0018:ffa0000000ea7020 EFLAGS: 00010286
[   23.996952][  T508] RAX: 00000000ffffffa6 RBX: ff11000013758040 RCX: 1ff40000001d4dca
[   23.997179][  T508] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137580fc
[   23.997485][  T508] RBP: ff11000019471000 R08: 1fe22000026eb021 R09: ff1100001677ae58
[   23.997696][  T508] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   23.997900][  T508] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   23.998122][  T508] FS:  00007f3ee6fb0840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   23.998435][  T508] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.998604][  T508] CR2: 00007f3ee72801a0 CR3: 0000000017556003 CR4: 0000000000771ef0
[   23.998818][  T508] PKRU: 55555554
[   23.998920][  T508] Call Trace:
[   23.999022][  T508]  <TASK>
[   23.999097][  T508]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.999254][  T508]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.999367][  T508]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   23.999508][  T508]  __dev_notify_flags (net/core/dev.c:9787)
[   23.999647][  T508]  ? netif_change_name (net/core/dev.c:1495)
[   23.999797][  T508]  ? __dev_change_flags (net/core/dev.c:9752)
[   23.999938][  T508]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   24.000088][  T508]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.000239][  T508]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   24.000397][  T508]  netif_change_flags (net/core/dev.c:9820)
[   24.000535][  T508]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   24.000673][  T508]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   24.000833][  T508]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   24.000973][  T508]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   24.001148][  T508]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   24.001289][  T508]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.001433][  T508]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   24.001569][  T508]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.001710][  T508]  ? __kernel_text_address (kernel/extable.c:79)
[   24.001855][  T508]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.001994][  T508]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.002132][  T508]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   24.002291][  T508]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.002432][  T508]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   24.002567][  T508]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.002704][  T508]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.002848][  T508]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   24.002985][  T508]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   24.003121][  T508]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   24.003276][  T508]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   24.003420][  T508]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   24.003559][  T508]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   24.003709][  T508]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   24.003859][  T508]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.003997][  T508]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.004132][  T508]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.004274][  T508]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   24.004420][  T508]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.004578][  T508]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.004717][  T508]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.004873][  T508]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.005014][  T508]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.005151][  T508]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.005292][  T508]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   24.005430][  T508]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.005566][  T508]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.005700][  T508]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.005845][  T508]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.005978][  T508]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.006114][  T508]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   24.006249][  T508]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.006397][  T508]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   24.006540][  T508]  ? 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))
[   24.006676][  T508]  ? 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))
[   24.006820][  T508]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   24.006958][  T508]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.007109][  T508]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.007249][  T508]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   24.007396][  T508]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   24.007554][  T508]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   24.007701][  T508]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   24.007842][  T508]  ? copy_msghdr_from_user (net/socket.c:2635)
[   24.007977][  T508]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   24.008146][  T508]  ? move_addr_to_kernel (net/socket.c:258)
[   24.008304][  T508]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.008464][  T508]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.008613][  T508]  ___sys_sendmsg (net/socket.c:2752)
[   24.008745][  T508]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   24.008927][  T508]  ? copy_msghdr_from_user (net/socket.c:2603)
[   24.009076][  T508]  __sys_sendmsg (net/socket.c:2784)
[   24.009212][  T508]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   24.009352][  T508]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   24.009525][  T508]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   24.009662][  T508]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.009807][  T508]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   24.009944][  T508]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   24.010090][  T508]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   24.010225][  T508]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.010406][  T508] RIP: 0033:0x7f3ee71ea08e
[   24.010549][  T508] 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
[   24.011040][  T508] RSP: 002b:00007fffa071c490 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   24.011245][  T508] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f3ee71ea08e
[   24.011463][  T508] RDX: 0000000000000000 RSI: 00007fffa071c540 RDI: 0000000000000005
[   24.011680][  T508] RBP: 00007fffa071c4a0 R08: 0000000000000000 R09: 0000000000000000
[   24.011885][  T508] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d091
[   24.012099][  T508] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa071cc10
| [   24.014285][   T39] ------------[ cut here ]------------
| [   24.014423][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/39
| [   24.014690][   T39] Modules linked in: vxlan
| [   24.015162][   T39] Tainted: [W]=WARN
[   24.015255][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.015779][   T39] Workqueue: events_unbound linkwatch_event
[   24.015950][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.016123][   T39] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.016591][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   24.016752][   T39] RAX: 00000000ffffffa6 RBX: ff11000012a60740 RCX: 1ff4000000057f02
[   24.016944][   T39] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012a607fc
[   24.017143][   T39] RBP: ff11000019471000 R08: 1fe220000254c101 R09: ff11000001da51a8
[   24.017348][   T39] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   24.017546][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   24.017744][   T39] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   24.017980][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.018143][   T39] CR2: 00007f3ee72801a0 CR3: 000000000d14d001 CR4: 0000000000771ef0
[   24.018345][   T39] PKRU: 55555554
[   24.018454][   T39] Call Trace:
[   24.018550][   T39]  <TASK>
[   24.018614][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   24.018737][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   24.018870][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   24.018969][   T39]  netif_state_change (net/core/dev.c:1605)
[   24.019093][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   24.019247][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   24.019409][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   24.019544][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.019671][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   24.019797][   T39]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   24.019926][   T39]  process_one_work (kernel/workqueue.c:3314)
[   24.020056][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   24.020185][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.020370][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   24.020498][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   24.020628][   T39]  kthread (kernel/kthread.c:436)
[   24.020730][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   24.020889][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   24.021015][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   24.021144][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   24.021327][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   24.021451][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   24.021579][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   24.023392][   T39] ------------[ cut here ]------------
| [   24.023516][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/39
| [   24.023770][   T39] Modules linked in: vxlan
| [   24.024211][   T39] Tainted: [W]=WARN
[   24.024328][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.024491][   T39] Workqueue: events_unbound linkwatch_event
[   24.024663][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.024829][   T39] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.025296][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   24.025510][   T39] RAX: 00000000ffffffa6 RBX: ff11000012a61700 RCX: 1ff4000000057f02
[   24.025707][   T39] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012a617bc
[   24.025898][   T39] RBP: ff11000008404000 R08: 1fe220000254c2f9 R09: ff11000001da51a8
[   24.026100][   T39] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   24.026287][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   24.026522][   T39] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   24.026737][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.026897][   T39] CR2: 00007f3ee72801a0 CR3: 000000000d14d001 CR4: 0000000000771ef0
[   24.027080][   T39] PKRU: 55555554
[   24.027172][   T39] Call Trace:
[   24.027271][   T39]  <TASK>
[   24.027387][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   24.027513][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   24.027689][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   24.027834][   T39]  netif_state_change (net/core/dev.c:1605)
[   24.027958][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   24.028109][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   24.028231][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   24.028407][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.028531][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   24.028654][   T39]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   24.028779][   T39]  process_one_work (kernel/workqueue.c:3314)
[   24.028910][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   24.029031][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.029158][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   24.029291][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   24.029462][   T39]  kthread (kernel/kthread.c:436)
[   24.029557][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   24.029708][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   24.029834][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   24.029960][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   24.030111][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   24.030239][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   24.030414][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   24.052213][  T509] ------------[ cut here ]------------
| [   24.052419][  T509] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/509
| [   24.052737][  T509] Modules linked in: vxlan
| [   24.053275][  T509] Tainted: [W]=WARN
[   24.053453][  T509] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.053674][  T509] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.053915][  T509] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.054563][  T509] RSP: 0018:ffa0000001126ee0 EFLAGS: 00010286
[   24.054874][  T509] RAX: 00000000ffffffa6 RBX: ff11000012b0a580 RCX: 1ff4000000224da2
[   24.055185][  T509] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0a63c
[   24.055629][  T509] RBP: ff11000008404000 R08: 1fe22000025614c9 R09: ff1100001684ae58
[   24.055962][  T509] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   24.056214][  T509] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   24.056493][  T509] FS:  00007fe04a5fb840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   24.056785][  T509] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.057018][  T509] CR2: 0000000008691988 CR3: 0000000017637006 CR4: 0000000000771ef0
[   24.057279][  T509] PKRU: 55555554
[   24.057446][  T509] Call Trace:
[   24.057599][  T509]  <TASK>
[   24.057718][  T509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.057917][  T509]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   24.058109][  T509]  notifier_call_chain (kernel/notifier.c:85)
[   24.058300][  T509]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   24.058509][  T509]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.058699][  T509]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   24.058896][  T509]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.059093][  T509]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[   24.059283][  T509]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[   24.059491][  T509]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   24.059680][  T509]  ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:45)
[   24.059876][  T509]  ? netdev_rx_handler_register (net/core/dev.c:5900)
[   24.060063][  T509]  br_add_if (net/bridge/br_if.c:619)
[   24.060223][  T509]  do_set_master (net/core/rtnetlink.c:3011)
[   24.060435][  T509]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   24.060628][  T509]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   24.060826][  T509]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   24.061017][  T509]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   24.061244][  T509]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   24.061453][  T509]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.061644][  T509]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   24.061841][  T509]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.062029][  T509]  ? __kernel_text_address (kernel/extable.c:79)
[   24.062218][  T509]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.062429][  T509]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.062620][  T509]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   24.062815][  T509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.063007][  T509]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   24.063198][  T509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.063403][  T509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.063591][  T509]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   24.063778][  T509]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   24.063983][  T509]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   24.064175][  T509]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   24.064388][  T509]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   24.064574][  T509]  ? nla_get_range_signed (lib/nlattr.c:270)
[   24.064765][  T509]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   24.064963][  T509]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   24.065155][  T509]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.065362][  T509]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.065555][  T509]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.065741][  T509]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   24.065939][  T509]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.066129][  T509]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.066336][  T509]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.066522][  T509]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.066713][  T509]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.066911][  T509]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.067099][  T509]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   24.067287][  T509]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.067488][  T509]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.067674][  T509]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.067870][  T509]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.068058][  T509]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.068247][  T509]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   24.068453][  T509]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.068642][  T509]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   24.068840][  T509]  ? 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))
[   24.069026][  T509]  ? 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))
[   24.069218][  T509]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   24.069427][  T509]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.069614][  T509]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.069808][  T509]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   24.070000][  T509]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   24.070187][  T509]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   24.070398][  T509]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   24.070588][  T509]  ? copy_msghdr_from_user (net/socket.c:2635)
[   24.070773][  T509]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   24.070998][  T509]  ? move_addr_to_kernel (net/socket.c:258)
[   24.071186][  T509]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.071397][  T509]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.071587][  T509]  ___sys_sendmsg (net/socket.c:2752)
[   24.071802][  T509]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   24.072036][  T509]  ? copy_msghdr_from_user (net/socket.c:2603)
[   24.072237][  T509]  __sys_sendmsg (net/socket.c:2784)
[   24.072458][  T509]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   24.072659][  T509]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   24.072897][  T509]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   24.073090][  T509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.073283][  T509]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   24.073487][  T509]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   24.073682][  T509]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   24.073880][  T509]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.074105][  T509] RIP: 0033:0x7fe04a83508e
[   24.074316][  T509] 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
[   24.074924][  T509] RSP: 002b:00007ffccc9d1dd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   24.075184][  T509] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe04a83508e
[   24.075485][  T509] RDX: 0000000000000000 RSI: 00007ffccc9d1e80 RDI: 0000000000000005
[   24.075740][  T509] RBP: 00007ffccc9d1de0 R08: 0000000000000000 R09: 0000000000000000
[   24.076008][  T509] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d091
[   24.076262][  T509] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffccc9d2550
| [   24.078619][  T509] ------------[ cut here ]------------
| [   24.078761][  T509] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/509
| [   24.079020][  T509] Modules linked in: vxlan
| [   24.079478][  T509] Tainted: [W]=WARN
[   24.079587][  T509] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.079778][  T509] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.079978][  T509] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.080573][  T509] RSP: 0018:ffa0000001126ea0 EFLAGS: 00010286
[   24.080754][  T509] RAX: 00000000ffffffa6 RBX: ff11000012b0b380 RCX: 1ff4000000224d9a
[   24.080970][  T509] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0b43c
[   24.081185][  T509] RBP: ff11000008404000 R08: 1fe2200002561689 R09: ff1100001684ae58
[   24.081464][  T509] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000100
[   24.081743][  T509] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000016701c08
[   24.081961][  T509] FS:  00007fe04a5fb840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   24.082222][  T509] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.082469][  T509] CR2: 000055669eb10d5c CR3: 0000000017637005 CR4: 0000000000771ef0
[   24.082695][  T509] PKRU: 55555554
[   24.082811][  T509] Call Trace:
[   24.082920][  T509]  <TASK>
[   24.082994][  T509]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   24.083161][  T509]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   24.083390][  T509]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   24.083500][  T509]  __dev_notify_flags (net/core/dev.c:9787)
[   24.083659][  T509]  ? netdev_notice (net/core/dev.c:13008)
[   24.083807][  T509]  ? netif_change_name (net/core/dev.c:1495)
[   24.083953][  T509]  ? dev_get_min_mp_channel_count (./include/net/netdev_lock.h:30 (discriminator 1))
[   24.084129][  T509]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   24.084276][  T509]  __dev_set_promiscuity (net/core/dev.c:9630)
[   24.084483][  T509]  netif_set_promiscuity (net/core/dev.c:9639)
[   24.084623][  T509]  dev_set_promiscuity (net/core/dev_api.c:288)
[   24.084764][  T509]  br_port_set_promisc (net/bridge/br_if.c:108)
[   24.084909][  T509]  br_manage_promisc (net/bridge/br_if.c:174)
[   24.085048][  T509]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   24.085191][  T509]  br_add_if (net/bridge/br_if.c:242 net/bridge/br_if.c:627)
[   24.085308][  T509]  do_set_master (net/core/rtnetlink.c:3011)
[   24.085519][  T509]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   24.085660][  T509]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   24.085807][  T509]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   24.085947][  T509]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   24.086122][  T509]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   24.086265][  T509]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.086471][  T509]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   24.086675][  T509]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.086821][  T509]  ? __kernel_text_address (kernel/extable.c:79)
[   24.086961][  T509]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.087103][  T509]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.087244][  T509]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   24.087450][  T509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.087590][  T509]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   24.087737][  T509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.087884][  T509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.088024][  T509]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   24.088168][  T509]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   24.088313][  T509]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   24.088514][  T509]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   24.088660][  T509]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   24.088808][  T509]  ? nla_get_range_signed (lib/nlattr.c:270)
[   24.088957][  T509]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   24.089113][  T509]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   24.089262][  T509]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.089412][  T509]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.089555][  T509]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.089696][  T509]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   24.089859][  T509]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.090006][  T509]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.090146][  T509]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.090292][  T509]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.090438][  T509]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.090580][  T509]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.090724][  T509]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   24.090870][  T509]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.091009][  T509]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.091152][  T509]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.091303][  T509]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.091448][  T509]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.091591][  T509]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   24.091731][  T509]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.091876][  T509]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   24.092022][  T509]  ? 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))
[   24.092163][  T509]  ? 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))
[   24.092311][  T509]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   24.092479][  T509]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.092620][  T509]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.092766][  T509]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   24.092916][  T509]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   24.093061][  T509]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   24.093209][  T509]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   24.093361][  T509]  ? copy_msghdr_from_user (net/socket.c:2635)
[   24.093505][  T509]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   24.093680][  T509]  ? move_addr_to_kernel (net/socket.c:258)
[   24.093826][  T509]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.093969][  T509]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.094114][  T509]  ___sys_sendmsg (net/socket.c:2752)
[   24.094261][  T509]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   24.094446][  T509]  ? copy_msghdr_from_user (net/socket.c:2603)
[   24.094601][  T509]  __sys_sendmsg (net/socket.c:2784)
[   24.094751][  T509]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   24.094900][  T509]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   24.095097][  T509]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   24.095238][  T509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.095389][  T509]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   24.095534][  T509]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   24.095690][  T509]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   24.095834][  T509]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.096018][  T509] RIP: 0033:0x7fe04a83508e
[   24.096170][  T509] 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
[   24.096690][  T509] RSP: 002b:00007ffccc9d1dd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   24.096912][  T509] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe04a83508e
[   24.097123][  T509] RDX: 0000000000000000 RSI: 00007ffccc9d1e80 RDI: 0000000000000005
[   24.097344][  T509] RBP: 00007ffccc9d1de0 R08: 0000000000000000 R09: 0000000000000000
[   24.097561][  T509] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d091
[   24.097771][  T509] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffccc9d2550
| [   24.106188][  T509] ------------[ cut here ]------------
| [   24.106842][  T509] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/509
| [   24.107086][  T509] Modules linked in: vxlan
| [   24.107568][  T509] Tainted: [W]=WARN
[   24.107671][  T509] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.107842][  T509] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.108016][  T509] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.108579][  T509] RSP: 0018:ffa0000001127000 EFLAGS: 00010286
[   24.108750][  T509] RAX: 00000000ffffffa6 RBX: ff110000158bf1c0 RCX: 1ff4000000224dc6
[   24.108958][  T509] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000158bf27c
[   24.109158][  T509] RBP: ff11000019452000 R08: 1fe2200002b17e51 R09: ff1100001684ae58
[   24.109419][  T509] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   24.109619][  T509] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   24.109827][  T509] FS:  00007fe04a5fb840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   24.110066][  T509] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.110235][  T509] CR2: 000055669eb10d5c CR3: 0000000017637005 CR4: 0000000000771ef0
[   24.110500][  T509] PKRU: 55555554
[   24.110601][  T509] Call Trace:
[   24.110703][  T509]  <TASK>
[   24.110773][  T509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.110914][  T509]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   24.111049][  T509]  notifier_call_chain (kernel/notifier.c:85)
[   24.111187][  T509]  call_netdevice_notifiers (net/core/dev.c:2287 net/core/dev.c:2301)
[   24.111382][  T509]  ? __dev_open (./include/net/netdev_lock.h:33)
[   24.111519][  T509]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[   24.111654][  T509]  br_add_if (net/bridge/br_if.c:679)
[   24.111760][  T509]  do_set_master (net/core/rtnetlink.c:3011)
[   24.111902][  T509]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   24.112037][  T509]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   24.112177][  T509]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   24.112372][  T509]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   24.112540][  T509]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   24.112675][  T509]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.112814][  T509]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   24.112951][  T509]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.113085][  T509]  ? __kernel_text_address (kernel/extable.c:79)
[   24.113220][  T509]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.113418][  T509]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.113551][  T509]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   24.113685][  T509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.113825][  T509]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   24.113959][  T509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.114092][  T509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.114227][  T509]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   24.114430][  T509]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   24.114569][  T509]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   24.114703][  T509]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   24.114845][  T509]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   24.114979][  T509]  ? nla_get_range_signed (lib/nlattr.c:270)
[   24.115118][  T509]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   24.115255][  T509]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   24.115452][  T509]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.115587][  T509]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.115726][  T509]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.115866][  T509]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   24.116004][  T509]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.116143][  T509]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.116280][  T509]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.116471][  T509]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.116606][  T509]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.116741][  T509]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.116883][  T509]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   24.117024][  T509]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.117158][  T509]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.117297][  T509]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.117503][  T509]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.117636][  T509]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.117770][  T509]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   24.117909][  T509]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.118046][  T509]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   24.118185][  T509]  ? 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))
[   24.118386][  T509]  ? 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))
[   24.118583][  T509]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   24.118720][  T509]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.118862][  T509]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.118998][  T509]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   24.119136][  T509]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   24.119276][  T509]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   24.119471][  T509]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   24.119616][  T509]  ? copy_msghdr_from_user (net/socket.c:2635)
[   24.119751][  T509]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   24.119932][  T509]  ? move_addr_to_kernel (net/socket.c:258)
[   24.120069][  T509]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.120207][  T509]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.120404][  T509]  ___sys_sendmsg (net/socket.c:2752)
[   24.120539][  T509]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   24.120707][  T509]  ? copy_msghdr_from_user (net/socket.c:2603)
[   24.120869][  T509]  __sys_sendmsg (net/socket.c:2784)
[   24.121011][  T509]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   24.121145][  T509]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   24.121379][  T509]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   24.121515][  T509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.121650][  T509]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   24.121796][  T509]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   24.121938][  T509]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   24.122073][  T509]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.122242][  T509] RIP: 0033:0x7fe04a83508e
[   24.122448][  T509] 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
[   24.122936][  T509] RSP: 002b:00007ffccc9d1dd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   24.123139][  T509] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe04a83508e
[   24.123403][  T509] RDX: 0000000000000000 RSI: 00007ffccc9d1e80 RDI: 0000000000000005
[   24.123604][  T509] RBP: 00007ffccc9d1de0 R08: 0000000000000000 R09: 0000000000000000
[   24.123815][  T509] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d091
[   24.124019][  T509] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffccc9d2550
| [   24.131666][  T509] ------------[ cut here ]------------
| [   24.131869][  T509] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/509
| [   24.132154][  T509] Modules linked in: vxlan
| [   24.132689][  T509] Tainted: [W]=WARN
[   24.132854][  T509] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.133080][  T509] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.133338][  T509] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.133875][  T509] RSP: 0018:ffa0000001126f78 EFLAGS: 00010286
[   24.134097][  T509] RAX: 00000000ffffffa6 RBX: ff110000158be040 RCX: 1ff4000000224db5
[   24.134370][  T509] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000158be0fc
[   24.134635][  T509] RBP: ff11000019452000 R08: 1fe2200002b17c21 R09: ff1100001684ae58
[   24.134896][  T509] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   24.135147][  T509] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000002
[   24.135422][  T509] FS:  00007fe04a5fb840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   24.135711][  T509] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.135938][  T509] CR2: 0000000008691988 CR3: 0000000017637006 CR4: 0000000000771ef0
[   24.136192][  T509] PKRU: 55555554
[   24.136363][  T509] Call Trace:
[   24.136517][  T509]  <TASK>
[   24.136639][  T509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.136834][  T509]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   24.137024][  T509]  notifier_call_chain (kernel/notifier.c:85)
[   24.137218][  T509]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[   24.137505][  T509]  ? netdev_change_features (net/core/dev.c:11117)
[   24.137694][  T509]  ? br_opt_toggle (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:767 net/bridge/br.c:391)
[   24.137893][  T509]  br_add_if (net/bridge/br_if.c:683)
[   24.138052][  T509]  do_set_master (net/core/rtnetlink.c:3011)
[   24.138239][  T509]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   24.138442][  T509]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   24.138644][  T509]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   24.138841][  T509]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   24.139060][  T509]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   24.139248][  T509]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.139454][  T509]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   24.139643][  T509]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.139838][  T509]  ? __kernel_text_address (kernel/extable.c:79)
[   24.140031][  T509]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.140222][  T509]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.140433][  T509]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   24.140624][  T509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.140818][  T509]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   24.141005][  T509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.141191][  T509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.141402][  T509]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   24.141658][  T509]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   24.141895][  T509]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   24.142089][  T509]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   24.142291][  T509]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   24.142508][  T509]  ? nla_get_range_signed (lib/nlattr.c:270)
[   24.142717][  T509]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   24.142916][  T509]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   24.143113][  T509]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.143304][  T509]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.143512][  T509]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.143700][  T509]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   24.143896][  T509]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.144093][  T509]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.144281][  T509]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.144490][  T509]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.144685][  T509]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.144883][  T509]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.145073][  T509]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   24.145272][  T509]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.145478][  T509]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.145667][  T509]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.145870][  T509]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.146063][  T509]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.146258][  T509]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   24.146464][  T509]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.146654][  T509]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   24.146855][  T509]  ? 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))
[   24.147061][  T509]  ? 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))
[   24.147252][  T509]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   24.147465][  T509]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.147665][  T509]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.147866][  T509]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   24.148056][  T509]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   24.148280][  T509]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   24.148503][  T509]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   24.148707][  T509]  ? copy_msghdr_from_user (net/socket.c:2635)
[   24.148904][  T509]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   24.149126][  T509]  ? move_addr_to_kernel (net/socket.c:258)
[   24.149337][  T509]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.149533][  T509]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.149722][  T509]  ___sys_sendmsg (net/socket.c:2752)
[   24.149946][  T509]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   24.150165][  T509]  ? copy_msghdr_from_user (net/socket.c:2603)
[   24.150384][  T509]  __sys_sendmsg (net/socket.c:2784)
[   24.150583][  T509]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   24.150769][  T509]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   24.151024][  T509]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   24.151213][  T509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.151424][  T509]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   24.151622][  T509]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   24.151816][  T509]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   24.152015][  T509]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.152239][  T509] RIP: 0033:0x7fe04a83508e
[   24.152464][  T509] 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
[   24.153012][  T509] RSP: 002b:00007ffccc9d1dd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   24.153290][  T509] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe04a83508e
[   24.153568][  T509] RDX: 0000000000000000 RSI: 00007ffccc9d1e80 RDI: 0000000000000005
[   24.153827][  T509] RBP: 00007ffccc9d1de0 R08: 0000000000000000 R09: 0000000000000000
[   24.154079][  T509] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d091
[   24.154355][  T509] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffccc9d2550
| [   24.424798][  T533] ------------[ cut here ]------------
| [   24.424990][  T533] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/533
| [   24.425262][  T533] Modules linked in: vxlan
| [   24.426204][  T533] Tainted: [W]=WARN
[   24.426323][  T533] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.426502][  T533] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.426691][  T533] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.427198][  T533] RSP: 0018:ffa0000001107090 EFLAGS: 00010286
[   24.427389][  T533] RAX: 00000000ffffffa6 RBX: ff11000011e4b8c0 RCX: 1ff4000000220dd8
[   24.427606][  T533] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e4b97c
[   24.427824][  T533] RBP: ff11000019471000 R08: 1fe22000023c9731 R09: ff110000195fd180
[   24.428037][  T533] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   24.428248][  T533] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   24.428471][  T533] FS:  00007fa3f42d0840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   24.428720][  T533] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.428913][  T533] CR2: 00007fa3f44c9460 CR3: 0000000015d22005 CR4: 0000000000771ef0
[   24.429129][  T533] PKRU: 55555554
[   24.429236][  T533] Call Trace:
[   24.429352][  T533]  <TASK>
[   24.429426][  T533]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.429575][  T533]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   24.429720][  T533]  notifier_call_chain (kernel/notifier.c:85)
[   24.429871][  T533]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   24.430014][  T533]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   24.430159][  T533]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   24.430312][  T533]  netdev_upper_dev_link (net/core/dev.c:8972)
[   24.430464][  T533]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   24.430608][  T533]  register_vlan_dev (net/8021q/vlan.c:183)
[   24.430753][  T533]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   24.430911][  T533]  vlan_newlink (net/8021q/vlan_netlink.c:194)
[   24.431055][  T533]  ? nla_strscpy (lib/nlattr.c:795)
[   24.431201][  T533]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   24.431356][  T533]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   24.431495][  T533]  ? __dev_get_by_name (net/core/dev.c:883)
[   24.431638][  T533]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   24.431786][  T533]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   24.431941][  T533]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   24.432085][  T533]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.432228][  T533]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.432383][  T533]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.432524][  T533]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   24.432668][  T533]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.432819][  T533]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.432962][  T533]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.433102][  T533]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   24.433245][  T533]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.433399][  T533]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.433541][  T533]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.433685][  T533]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.433830][  T533]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.433969][  T533]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   24.434110][  T533]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.434254][  T533]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   24.434412][  T533]  ? 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))
[   24.434555][  T533]  ? 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))
[   24.434703][  T533]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   24.434850][  T533]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.434993][  T533]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.435135][  T533]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   24.435281][  T533]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   24.435432][  T533]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   24.435579][  T533]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   24.435721][  T533]  ? copy_msghdr_from_user (net/socket.c:2635)
[   24.435868][  T533]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   24.436043][  T533]  ? move_addr_to_kernel (net/socket.c:258)
[   24.436191][  T533]  ___sys_sendmsg (net/socket.c:2752)
[   24.436346][  T533]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.436489][  T533]  ? copy_msghdr_from_user (net/socket.c:2603)
[   24.436640][  T533]  ? 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))
[   24.436786][  T533]  __sys_sendmsg (net/socket.c:2784)
[   24.436939][  T533]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   24.437087][  T533]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.437231][  T533]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.437387][  T533]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   24.437530][  T533]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   24.437671][  T533]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   24.437822][  T533]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.438001][  T533] RIP: 0033:0x7fa3f450a08e
[   24.438151][  T533] 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
[   24.438666][  T533] RSP: 002b:00007ffdd85a76d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   24.438884][  T533] RAX: ffffffffffffffda RBX: 00007ffdd85a7e90 RCX: 00007fa3f450a08e
[   24.439095][  T533] RDX: 0000000000000000 RSI: 00007ffdd85a7780 RDI: 0000000000000005
[   24.439309][  T533] RBP: 00007ffdd85a76e0 R08: 0000000000000000 R09: 0000000000000000
[   24.439525][  T533] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d091
[   24.439736][  T533] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdd85a7e50
| [   24.441414][  T533] ------------[ cut here ]------------
| [   24.441551][  T533] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/533
| [   24.441783][  T533] Modules linked in: vxlan
| [   24.442206][  T533] Tainted: [W]=WARN
[   24.442313][  T533] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.442775][  T533] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.442957][  T533] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.443449][  T533] RSP: 0018:ffa00000011071b0 EFLAGS: 00010286
[   24.443621][  T533] RAX: 00000000ffffffa6 RBX: ff11000011e4b1c0 RCX: 1ff4000000220dfc
[   24.443834][  T533] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e4b27c
[   24.444047][  T533] RBP: ff110000058fc000 R08: 1fe22000023c9651 R09: ff110000195fd180
[   24.444250][  T533] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   24.444463][  T533] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab76b3a0
[   24.444670][  T533] FS:  00007fa3f42d0840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   24.444917][  T533] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.445087][  T533] CR2: 00007fa3f44c9460 CR3: 0000000015d22005 CR4: 0000000000771ef0
[   24.445298][  T533] PKRU: 55555554
[   24.445405][  T533] Call Trace:
[   24.445507][  T533]  <TASK>
[   24.445578][  T533]  ? register_vlan_dev (net/8021q/vlan.c:188)
[   24.445715][  T533]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   24.445863][  T533]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   24.445998][  T533]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   24.446102][  T533]  __dev_notify_flags (net/core/dev.c:9787)
[   24.446238][  T533]  ? netdev_update_features (net/core/dev.c:11098)
[   24.446384][  T533]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[   24.446557][  T533]  ? netif_change_name (net/core/dev.c:1495)
[   24.446694][  T533]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   24.446836][  T533]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   24.446975][  T533]  ? register_vlan_dev (net/8021q/vlan.c:196)
[   24.447112][  T533]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   24.447250][  T533]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   24.447399][  T533]  ? nla_strscpy (lib/nlattr.c:795)
[   24.447538][  T533]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   24.447674][  T533]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   24.447816][  T533]  ? __dev_get_by_name (net/core/dev.c:883)
[   24.447951][  T533]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   24.448094][  T533]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   24.448235][  T533]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   24.448384][  T533]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.448521][  T533]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.448657][  T533]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.448796][  T533]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   24.448933][  T533]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.449074][  T533]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.449211][  T533]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.449355][  T533]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   24.449493][  T533]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.449628][  T533]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.449765][  T533]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.449907][  T533]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.450043][  T533]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.450182][  T533]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   24.450329][  T533]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.450467][  T533]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   24.450611][  T533]  ? 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))
[   24.450748][  T533]  ? 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))
[   24.450894][  T533]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   24.451033][  T533]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.451177][  T533]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.451324][  T533]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   24.451473][  T533]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   24.451614][  T533]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   24.451753][  T533]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   24.451900][  T533]  ? copy_msghdr_from_user (net/socket.c:2635)
[   24.452049][  T533]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   24.452223][  T533]  ? move_addr_to_kernel (net/socket.c:258)
[   24.452373][  T533]  ___sys_sendmsg (net/socket.c:2752)
[   24.452512][  T533]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.452650][  T533]  ? copy_msghdr_from_user (net/socket.c:2603)
[   24.452806][  T533]  ? 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))
[   24.452946][  T533]  __sys_sendmsg (net/socket.c:2784)
[   24.453088][  T533]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   24.453230][  T533]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.453378][  T533]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.453520][  T533]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   24.453657][  T533]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   24.453802][  T533]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   24.453943][  T533]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.454113][  T533] RIP: 0033:0x7fa3f450a08e
[   24.454256][  T533] 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
[   24.454755][  T533] RSP: 002b:00007ffdd85a76d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   24.454969][  T533] RAX: ffffffffffffffda RBX: 00007ffdd85a7e90 RCX: 00007fa3f450a08e
[   24.455180][  T533] RDX: 0000000000000000 RSI: 00007ffdd85a7780 RDI: 0000000000000005
[   24.455391][  T533] RBP: 00007ffdd85a76e0 R08: 0000000000000000 R09: 0000000000000000
[   24.455602][  T533] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d091
[   24.455815][  T533] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdd85a7e50
| [   24.520937][  T535] ------------[ cut here ]------------
| [   24.521134][  T535] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/535
| [   24.521847][  T535] Modules linked in: vxlan
| [   24.522385][  T535] Tainted: [W]=WARN
[   24.522541][  T535] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.522772][  T535] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.523024][  T535] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.523571][  T535] RSP: 0018:ffa0000001147020 EFLAGS: 00010286
[   24.523799][  T535] RAX: 00000000ffffffa6 RBX: ff1100000549d700 RCX: 1ff4000000228dca
[   24.524049][  T535] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000549d7bc
[   24.524299][  T535] RBP: ff110000058fc000 R08: 1fe2200000a93af9 R09: ff11000016888b58
[   24.524568][  T535] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   24.524824][  T535] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   24.525075][  T535] FS:  00007f525385d840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   24.525380][  T535] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.525599][  T535] CR2: 000000000e56c988 CR3: 0000000016748006 CR4: 0000000000771ef0
[   24.525865][  T535] PKRU: 55555554
[   24.526018][  T535] Call Trace:
[   24.526170][  T535]  <TASK>
[   24.526291][  T535]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   24.526491][  T535]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   24.526681][  T535]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   24.526842][  T535]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   24.527027][  T535]  __dev_notify_flags (net/core/dev.c:9787)
[   24.527219][  T535]  ? netif_change_name (net/core/dev.c:1495)
[   24.527425][  T535]  ? __dev_change_flags (net/core/dev.c:9752)
[   24.527616][  T535]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   24.527808][  T535]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.527998][  T535]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   24.528186][  T535]  netif_change_flags (net/core/dev.c:9820)
[   24.528398][  T535]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   24.528585][  T535]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   24.528774][  T535]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   24.528969][  T535]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   24.529188][  T535]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   24.529394][  T535]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.529581][  T535]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   24.529769][  T535]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.529962][  T535]  ? __kernel_text_address (kernel/extable.c:79)
[   24.530148][  T535]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.530357][  T535]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.530541][  T535]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   24.530726][  T535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.530921][  T535]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   24.531110][  T535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.531295][  T535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.531494][  T535]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   24.531681][  T535]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   24.531872][  T535]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   24.532059][  T535]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   24.532247][  T535]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   24.532453][  T535]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   24.532647][  T535]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   24.532842][  T535]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.533026][  T535]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.533214][  T535]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.533420][  T535]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   24.533605][  T535]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.533810][  T535]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.534004][  T535]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.534199][  T535]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.534407][  T535]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.534601][  T535]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.534797][  T535]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   24.534986][  T535]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.535170][  T535]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.535373][  T535]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.535566][  T535]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.535751][  T535]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.535947][  T535]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   24.536136][  T535]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.536347][  T535]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   24.536537][  T535]  ? 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))
[   24.536725][  T535]  ? 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))
[   24.536925][  T535]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   24.537121][  T535]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.537333][  T535]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.537527][  T535]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   24.537715][  T535]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   24.537910][  T535]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   24.538107][  T535]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   24.538293][  T535]  ? copy_msghdr_from_user (net/socket.c:2635)
[   24.538501][  T535]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   24.538728][  T535]  ? move_addr_to_kernel (net/socket.c:258)
[   24.538927][  T535]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.539114][  T535]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.539309][  T535]  ___sys_sendmsg (net/socket.c:2752)
[   24.539531][  T535]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   24.539752][  T535]  ? copy_msghdr_from_user (net/socket.c:2603)
[   24.539960][  T535]  __sys_sendmsg (net/socket.c:2784)
[   24.540153][  T535]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   24.540360][  T535]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   24.540581][  T535]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   24.540769][  T535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.540968][  T535]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   24.541160][  T535]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   24.541366][  T535]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   24.541558][  T535]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.541784][  T535] RIP: 0033:0x7f5253a9708e
[   24.541985][  T535] 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
[   24.542531][  T535] RSP: 002b:00007ffdde20fef0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   24.542797][  T535] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5253a9708e
[   24.543049][  T535] RDX: 0000000000000000 RSI: 00007ffdde20ffa0 RDI: 0000000000000005
[   24.543309][  T535] RBP: 00007ffdde20ff00 R08: 0000000000000000 R09: 0000000000000000
[   24.543573][  T535] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d091
[   24.543835][  T535] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdde210670
| [   24.575181][  T536] ------------[ cut here ]------------
| [   24.575356][  T536] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/536
| [   24.575610][  T536] Modules linked in: vxlan
| [   24.576054][  T536] Tainted: [W]=WARN
[   24.576164][  T536] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.576353][  T536] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.576540][  T536] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.577068][  T536] RSP: 0018:ffa0000001146f70 EFLAGS: 00010286
[   24.577250][  T536] RAX: 00000000ffffffa6 RBX: ff1100001671b000 RCX: 1ff4000000228db4
[   24.577471][  T536] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001671b0bc
[   24.577684][  T536] RBP: ff11000008ad1000 R08: 1fe2200002ce3619 R09: ff1100001688ae80
[   24.577905][  T536] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   24.578116][  T536] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   24.578340][  T536] FS:  00007f7ef61da840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   24.578592][  T536] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.578769][  T536] CR2: 000000001bfdba28 CR3: 0000000011675006 CR4: 0000000000771ef0
[   24.578989][  T536] PKRU: 55555554
[   24.579097][  T536] Call Trace:
[   24.579204][  T536]  <TASK>
[   24.579281][  T536]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.579985][  T536]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   24.580133][  T536]  notifier_call_chain (kernel/notifier.c:85)
[   24.580282][  T536]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   24.580431][  T536]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   24.580577][  T536]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   24.580720][  T536]  netdev_upper_dev_link (net/core/dev.c:8972)
[   24.580869][  T536]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   24.581013][  T536] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   24.581163][  T536]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   24.581322][  T536] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   24.581470][  T536]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   24.581619][  T536]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   24.581762][  T536]  ? nla_strscpy (lib/nlattr.c:795)
[   24.581913][  T536]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   24.582057][  T536]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   24.582202][  T536]  ? __dev_get_by_name (net/core/dev.c:883)
[   24.582353][  T536]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   24.582502][  T536]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   24.582648][  T536]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   24.582801][  T536]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.582941][  T536]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.583083][  T536]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.583226][  T536]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   24.583379][  T536]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.583525][  T536]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.583668][  T536]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.583817][  T536]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   24.583959][  T536]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.584100][  T536]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.584244][  T536]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.584398][  T536]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.584540][  T536]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.584684][  T536]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   24.584832][  T536]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.584974][  T536]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   24.585119][  T536]  ? 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))
[   24.585260][  T536]  ? 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))
[   24.585412][  T536]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   24.585557][  T536]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.585700][  T536]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.585850][  T536]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   24.585994][  T536]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   24.586137][  T536]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   24.586284][  T536]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   24.586433][  T536]  ? copy_msghdr_from_user (net/socket.c:2635)
[   24.586578][  T536]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   24.586755][  T536]  ? move_addr_to_kernel (net/socket.c:258)
[   24.586904][  T536]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.587045][  T536]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.587190][  T536]  ___sys_sendmsg (net/socket.c:2752)
[   24.587342][  T536]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   24.587519][  T536]  ? copy_msghdr_from_user (net/socket.c:2603)
[   24.587677][  T536]  __sys_sendmsg (net/socket.c:2784)
[   24.587826][  T536]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   24.587967][  T536]  ? vfs_write (./include/linux/fsnotify.h:96 ./include/linux/fsnotify.h:113 ./include/linux/fsnotify.h:127 ./include/linux/fsnotify.h:116 ./include/linux/fsnotify.h:433 fs/read_write.c:692)
[   24.588113][  T536]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   24.588257][  T536]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.588409][  T536]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   24.588550][  T536]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   24.588693][  T536]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   24.588842][  T536]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.589018][  T536] RIP: 0033:0x7f7ef641408e
[   24.589169][  T536] 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
[   24.589693][  T536] RSP: 002b:00007ffc98864240 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   24.589912][  T536] RAX: ffffffffffffffda RBX: 00007ffc988649e8 RCX: 00007f7ef641408e
[   24.590123][  T536] RDX: 0000000000000000 RSI: 00007ffc988642f0 RDI: 0000000000000005
[   24.590346][  T536] RBP: 00007ffc98864250 R08: 0000000000000000 R09: 0000000000000000
[   24.590557][  T536] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d091
[   24.590769][  T536] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc988649c0
| [   24.592438][  T536] ------------[ cut here ]------------
| [   24.592576][  T536] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/536
| [   24.592825][  T536] Modules linked in: vxlan
| [   24.593257][  T536] Tainted: [W]=WARN
[   24.593374][  T536] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.593553][  T536] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.593737][  T536] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.594253][  T536] RSP: 0018:ffa0000001146fd0 EFLAGS: 00010286
[   24.594444][  T536] RAX: 00000000ffffffa6 RBX: ff1100001671ae40 RCX: 1ff4000000228dc0
[   24.594657][  T536] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001671aefc
[   24.594872][  T536] RBP: ff11000019c7a000 R08: 1fe2200002ce35e1 R09: ff1100001688ae80
[   24.595083][  T536] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   24.595298][  T536] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000019c7ae44
[   24.595518][  T536] FS:  00007f7ef61da840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   24.595769][  T536] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.595953][  T536] CR2: 000000001bfdba28 CR3: 0000000011675006 CR4: 0000000000771ef0
[   24.596167][  T536] PKRU: 55555554
[   24.596277][  T536] Call Trace:
[   24.596389][  T536]  <TASK>
[   24.596464][  T536]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   24.596608][  T536]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   24.596715][  T536]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   24.596864][  T536]  __dev_notify_flags (net/core/dev.c:9787)
[   24.597007][  T536]  ? netif_change_name (net/core/dev.c:1495)
[   24.597151][  T536]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   24.597299][  T536]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   24.597449][  T536]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   24.597593][  T536] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   24.597740][  T536]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   24.597892][  T536] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   24.598038][  T536]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   24.598186][  T536]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   24.598338][  T536]  ? nla_strscpy (lib/nlattr.c:795)
[   24.598484][  T536]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   24.598628][  T536]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   24.598769][  T536]  ? __dev_get_by_name (net/core/dev.c:883)
[   24.598916][  T536]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   24.599068][  T536]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   24.599221][  T536]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   24.599377][  T536]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.599520][  T536]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.599662][  T536]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.599810][  T536]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   24.599952][  T536]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.600099][  T536]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.600244][  T536]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.600395][  T536]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   24.600538][  T536]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.600682][  T536]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.600828][  T536]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.600972][  T536]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.601114][  T536]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.601257][  T536]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   24.601408][  T536]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.601551][  T536]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   24.601700][  T536]  ? 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))
[   24.601849][  T536]  ? 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))
[   24.601995][  T536]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   24.602138][  T536]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.602282][  T536]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.602437][  T536]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   24.602582][  T536]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   24.602727][  T536]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   24.602876][  T536]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   24.603018][  T536]  ? copy_msghdr_from_user (net/socket.c:2635)
[   24.603162][  T536]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   24.603348][  T536]  ? move_addr_to_kernel (net/socket.c:258)
[   24.603494][  T536]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.603636][  T536]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.603779][  T536]  ___sys_sendmsg (net/socket.c:2752)
[   24.603928][  T536]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   24.604103][  T536]  ? copy_msghdr_from_user (net/socket.c:2603)
[   24.604258][  T536]  __sys_sendmsg (net/socket.c:2784)
[   24.604410][  T536]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   24.604552][  T536]  ? vfs_write (./include/linux/fsnotify.h:96 ./include/linux/fsnotify.h:113 ./include/linux/fsnotify.h:127 ./include/linux/fsnotify.h:116 ./include/linux/fsnotify.h:433 fs/read_write.c:692)
[   24.604696][  T536]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   24.604844][  T536]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.604987][  T536]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   24.605129][  T536]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   24.605275][  T536]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   24.605423][  T536]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.605606][  T536] RIP: 0033:0x7f7ef641408e
[   24.605755][  T536] 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
[   24.606274][  T536] RSP: 002b:00007ffc98864240 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   24.606495][  T536] RAX: ffffffffffffffda RBX: 00007ffc988649e8 RCX: 00007f7ef641408e
[   24.606708][  T536] RDX: 0000000000000000 RSI: 00007ffc988642f0 RDI: 0000000000000005
[   24.606927][  T536] RBP: 00007ffc98864250 R08: 0000000000000000 R09: 0000000000000000
[   24.607141][  T536] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d091
[   24.607365][  T536] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc988649c0
| [   24.643097][  T537] ------------[ cut here ]------------
| [   24.643248][  T537] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/537
| [   24.643496][  T537] Modules linked in: vxlan
| [   24.643921][  T537] Tainted: [W]=WARN
[   24.644022][  T537] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.644200][  T537] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.644386][  T537] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.644872][  T537] RSP: 0018:ffa0000001067150 EFLAGS: 00010286
[   24.645040][  T537] RAX: 00000000ffffffa6 RBX: ff11000013a26040 RCX: 1ff400000020cdf0
[   24.645248][  T537] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013a260fc
[   24.645493][  T537] RBP: ff11000019452000 R08: 1fe2200002744c21 R09: ff1100001688d158
[   24.645691][  T537] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   24.645900][  T537] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013c13bc0
[   24.646100][  T537] FS:  00007f93ba005840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   24.646355][  T537] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.646526][  T537] CR2: 00000000004ec910 CR3: 0000000016ec1001 CR4: 0000000000771ef0
[   24.646726][  T537] PKRU: 55555554
[   24.646833][  T537] Call Trace:
[   24.646933][  T537]  <TASK>
[   24.647007][  T537]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   24.647141][  T537]  ? notifier_call_chain (kernel/notifier.c:85)
[   24.647280][  T537]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   24.647469][  T537]  netif_state_change (net/core/dev.c:1605)
[   24.647604][  T537]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   24.647769][  T537]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6))
[   24.647941][  T537]  linkwatch_sync_dev (net/core/link_watch.c:295)
[   24.648073][  T537]  rtnl_getlink (net/core/rtnetlink.c:4273)
[   24.648221][  T537]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.648439][  T537]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.648571][  T537]  ? rtnl_dump_ifinfo (./include/net/netlink.h:1236)
[   24.648701][  T537]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   24.648843][  T537]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.648974][  T537]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.649216][  T537]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.649441][  T537]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.649574][  T537]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   24.649707][  T537]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.649852][  T537]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.650005][  T537]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.650138][  T537]  ? rtnl_dump_ifinfo (./include/net/netlink.h:1236)
[   24.650276][  T537]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   24.650488][  T537]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.650625][  T537]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.650762][  T537]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.650905][  T537]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.651041][  T537]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.651187][  T537]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   24.651412][  T537]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.651550][  T537]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   24.651687][  T537]  ? 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))
[   24.651829][  T537]  ? 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))
[   24.651970][  T537]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   24.652104][  T537]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.652245][  T537]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.652394][  T537]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   24.652534][  T537]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   24.652674][  T537]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   24.652819][  T537]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   24.652954][  T537]  ? copy_msghdr_from_user (net/socket.c:2635)
[   24.653088][  T537]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   24.653259][  T537]  ? move_addr_to_kernel (net/socket.c:258)
[   24.653402][  T537]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   24.653537][  T537]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   24.653704][  T537]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   24.653841][  T537]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   24.654009][  T537]  ___sys_sendmsg (net/socket.c:2752)
[   24.654145][  T537]  ? copy_msghdr_from_user (net/socket.c:2603)
[   24.654281][  T537]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.654428][  T537]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   24.654561][  T537]  ? do_getsockname (net/socket.c:2192)
[   24.654698][  T537]  __sys_sendmsg (net/socket.c:2784)
[   24.654847][  T537]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   24.654991][  T537]  ? __sys_getsockname (net/socket.c:2210)
[   24.655125][  T537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.655258][  T537]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   24.655400][  T537]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   24.655534][  T537]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   24.655674][  T537]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.655846][  T537] RIP: 0033:0x7f93ba23f08e
[   24.655989][  T537] 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
[   24.656475][  T537] RSP: 002b:00007ffed00aa040 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   24.656674][  T537] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f93ba23f08e
[   24.656883][  T537] RDX: 0000000000000000 RSI: 00007ffed00aa0f0 RDI: 0000000000000006
[   24.657082][  T537] RBP: 00007ffed00aa050 R08: 0000000000000000 R09: 0000000000000000
[   24.657289][  T537] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d091
[   24.657493][  T537] R13: 00007ffed00aa1a0 R14: 00007ffed00abde8 R15: 00000000fffffff5
| [   24.661794][  T537] ------------[ cut here ]------------
| [   24.661936][  T537] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/537
| [   24.662169][  T537] Modules linked in: vxlan
| [   24.662611][  T537] Tainted: [W]=WARN
[   24.662713][  T537] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.662891][  T537] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.663067][  T537] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.663583][  T537] RSP: 0018:ffa0000001066ee0 EFLAGS: 00010286
[   24.663757][  T537] RAX: 00000000ffffffa6 RBX: ff11000013a27700 RCX: 1ff400000020cda2
[   24.663967][  T537] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013a277bc
[   24.664180][  T537] RBP: ff11000019c7a000 R08: 1fe2200002744ef9 R09: ff1100001688d158
[   24.664389][  T537] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   24.664592][  T537] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   24.664804][  T537] FS:  00007f93ba005840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   24.665053][  T537] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.665223][  T537] CR2: 000000001fc06988 CR3: 0000000016ec1001 CR4: 0000000000771ef0
[   24.665436][  T537] PKRU: 55555554
[   24.665538][  T537] Call Trace:
[   24.665641][  T537]  <TASK>
[   24.665711][  T537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.665855][  T537]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   24.665999][  T537]  notifier_call_chain (kernel/notifier.c:85)
[   24.666143][  T537]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   24.666283][  T537]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.666426][  T537]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   24.666563][  T537]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.666707][  T537]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[   24.666859][  T537]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[   24.666996][  T537]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   24.667133][  T537]  ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:45)
[   24.667274][  T537]  ? netdev_rx_handler_register (net/core/dev.c:5900)
[   24.667418][  T537]  br_add_if (net/bridge/br_if.c:619)
[   24.667528][  T537]  do_set_master (net/core/rtnetlink.c:3011)
[   24.667665][  T537]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   24.667816][  T537]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   24.667956][  T537]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   24.668094][  T537]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   24.668263][  T537]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   24.669090][  T537]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.669233][  T537]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   24.669443][  T537]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.669584][  T537]  ? __kernel_text_address (kernel/extable.c:79)
[   24.669721][  T537]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.669869][  T537]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.670008][  T537]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   24.670147][  T537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.670289][  T537]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   24.670493][  T537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.670629][  T537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.670766][  T537]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   24.670913][  T537]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   24.671053][  T537]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   24.671250][  T537]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   24.671458][  T537]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   24.671596][  T537]  ? nla_get_range_signed (lib/nlattr.c:270)
[   24.671734][  T537]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   24.673617][  T537]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   24.673755][  T537]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.673899][  T537]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.674036][  T537]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.674183][  T537]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   24.674384][  T537]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.674527][  T537]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.674664][  T537]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.674805][  T537]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.674943][  T537]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.675089][  T537]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.675228][  T537]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   24.675431][  T537]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.675570][  T537]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.675727][  T537]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.675880][  T537]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.676018][  T537]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.676164][  T537]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   24.676305][  T537]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.676504][  T537]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   24.676647][  T537]  ? 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))
[   24.676798][  T537]  ? 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))
[   24.676942][  T537]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   24.677089][  T537]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.677227][  T537]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.677433][  T537]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   24.677574][  T537]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   24.677714][  T537]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   24.677861][  T537]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   24.678001][  T537]  ? copy_msghdr_from_user (net/socket.c:2635)
[   24.678147][  T537]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   24.678379][  T537]  ? move_addr_to_kernel (net/socket.c:258)
[   24.678520][  T537]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.678657][  T537]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.678803][  T537]  ___sys_sendmsg (net/socket.c:2752)
[   24.678942][  T537]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   24.679129][  T537]  ? copy_msghdr_from_user (net/socket.c:2603)
[   24.679285][  T537]  __sys_sendmsg (net/socket.c:2784)
[   24.679495][  T537]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   24.679633][  T537]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   24.679811][  T537]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   24.679949][  T537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.680096][  T537]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   24.680236][  T537]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   24.680440][  T537]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   24.680578][  T537]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.680750][  T537] RIP: 0033:0x7f93ba23f08e
[   24.680899][  T537] 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
[   24.681462][  T537] RSP: 002b:00007ffed00ab650 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   24.681672][  T537] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f93ba23f08e
[   24.681883][  T537] RDX: 0000000000000000 RSI: 00007ffed00ab700 RDI: 0000000000000005
[   24.682097][  T537] RBP: 00007ffed00ab660 R08: 0000000000000000 R09: 0000000000000000
[   24.682310][  T537] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d091
[   24.682579][  T537] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed00abdd0
| [   24.684505][  T537] ------------[ cut here ]------------
| [   24.684647][  T537] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/537
| [   24.684905][  T537] Modules linked in: vxlan
| [   24.685364][  T537] Tainted: [W]=WARN
[   24.685474][  T537] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.685653][  T537] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.685845][  T537] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.686372][  T537] RSP: 0018:ffa0000001066ea0 EFLAGS: 00010286
[   24.686553][  T537] RAX: 00000000ffffffa6 RBX: ff11000013a26200 RCX: 1ff400000020cd9a
[   24.686766][  T537] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013a262bc
[   24.686984][  T537] RBP: ff11000019c7a000 R08: 1fe2200002744c59 R09: ff1100001688d158
[   24.687198][  T537] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000100
[   24.687426][  T537] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000128fa808
[   24.687648][  T537] FS:  00007f93ba005840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   24.687912][  T537] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.688092][  T537] CR2: 00007fb483533888 CR3: 0000000016ec1001 CR4: 0000000000771ef0
[   24.688311][  T537] PKRU: 55555554
[   24.688425][  T537] Call Trace:
[   24.688532][  T537]  <TASK>
[   24.688605][  T537]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   24.688751][  T537]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   24.688871][  T537]  __dev_notify_flags (net/core/dev.c:9787)
[   24.689014][  T537]  ? netdev_notice (net/core/dev.c:13008)
[   24.689161][  T537]  ? netif_change_name (net/core/dev.c:1495)
[   24.689309][  T537]  ? dev_get_min_mp_channel_count (./include/net/netdev_lock.h:30 (discriminator 1))
[   24.689494][  T537]  ? netif_disable_lro (net/core/dev.c:11098 net/core/dev.c:1830)
[   24.689637][  T537]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   24.689783][  T537]  __dev_set_promiscuity (net/core/dev.c:9630)
[   24.689936][  T537]  netif_set_promiscuity (net/core/dev.c:9639)
[   24.690080][  T537]  dev_set_promiscuity (net/core/dev_api.c:288)
[   24.690225][  T537]  br_port_set_promisc (net/bridge/br_if.c:108)
[   24.690378][  T537]  br_manage_promisc (net/bridge/br_if.c:174)
[   24.690522][  T537]  br_add_if (net/bridge/br_if.c:242 net/bridge/br_if.c:627)
[   24.690633][  T537]  do_set_master (net/core/rtnetlink.c:3011)
[   24.690779][  T537]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   24.690930][  T537]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   24.691075][  T537]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   24.691220][  T537]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   24.691409][  T537]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   24.691551][  T537]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.691693][  T537]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   24.691842][  T537]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.691985][  T537]  ? __kernel_text_address (kernel/extable.c:79)
[   24.692129][  T537]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.692277][  T537]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.692427][  T537]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   24.692571][  T537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.692715][  T537]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   24.692862][  T537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.693004][  T537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.693145][  T537]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   24.693291][  T537]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   24.693439][  T537]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   24.693588][  T537]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   24.693734][  T537]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   24.693882][  T537]  ? nla_get_range_signed (lib/nlattr.c:270)
[   24.694028][  T537]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   24.694174][  T537]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   24.694326][  T537]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.694473][  T537]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.694617][  T537]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.694759][  T537]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   24.694908][  T537]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.695053][  T537]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.695196][  T537]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.695348][  T537]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.695495][  T537]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.695642][  T537]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.695786][  T537]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   24.695935][  T537]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.696078][  T537]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.696224][  T537]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.696381][  T537]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.696525][  T537]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.696669][  T537]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   24.696818][  T537]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.696962][  T537]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   24.697109][  T537]  ? 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))
[   24.697252][  T537]  ? 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))
[   24.697406][  T537]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   24.697553][  T537]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.697697][  T537]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.697847][  T537]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   24.697993][  T537]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   24.698138][  T537]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   24.698285][  T537]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   24.698438][  T537]  ? copy_msghdr_from_user (net/socket.c:2635)
[   24.698590][  T537]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   24.698769][  T537]  ? move_addr_to_kernel (net/socket.c:258)
[   24.698921][  T537]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.699066][  T537]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.699215][  T537]  ___sys_sendmsg (net/socket.c:2752)
[   24.699369][  T537]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   24.699551][  T537]  ? copy_msghdr_from_user (net/socket.c:2603)
[   24.699708][  T537]  __sys_sendmsg (net/socket.c:2784)
[   24.699859][  T537]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   24.700003][  T537]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   24.700187][  T537]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   24.700352][  T537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.700498][  T537]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   24.700641][  T537]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   24.700785][  T537]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   24.700936][  T537]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.701114][  T537] RIP: 0033:0x7f93ba23f08e
[   24.701266][  T537] 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
[   24.701820][  T537] RSP: 002b:00007ffed00ab650 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   24.702037][  T537] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f93ba23f08e
[   24.702257][  T537] RDX: 0000000000000000 RSI: 00007ffed00ab700 RDI: 0000000000000005
[   24.702490][  T537] RBP: 00007ffed00ab660 R08: 0000000000000000 R09: 0000000000000000
[   24.702711][  T537] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d091
[   24.702934][  T537] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed00abdd0
| [   24.710004][  T537] ------------[ cut here ]------------
| [   24.710154][  T537] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/537
| [   24.710964][  T537] Modules linked in: vxlan
| [   24.711467][  T537] Tainted: [W]=WARN
[   24.711574][  T537] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.711753][  T537] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.711941][  T537] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.712510][  T537] RSP: 0018:ffa0000001066e20 EFLAGS: 00010286
[   24.712686][  T537] RAX: 00000000ffffffa6 RBX: ff110000141aa040 RCX: 1ff400000020cd8a
[   24.712909][  T537] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000141aa0fc
[   24.713118][  T537] RBP: ff11000019452000 R08: 1fe2200002835421 R09: ff1100001688d158
[   24.713388][  T537] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   24.713596][  T537] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   24.713825][  T537] FS:  00007f93ba005840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   24.714069][  T537] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.714246][  T537] CR2: 00007fb483533888 CR3: 0000000016ec1001 CR4: 0000000000771ef0
[   24.714519][  T537] PKRU: 55555554
[   24.714624][  T537] Call Trace:
[   24.714727][  T537]  <TASK>
[   24.714804][  T537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.714943][  T537]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   24.715086][  T537]  notifier_call_chain (kernel/notifier.c:85)
[   24.715228][  T537]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[   24.715436][  T537]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[   24.715577][  T537]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.715717][  T537]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   24.715863][  T537]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   24.716036][  T537]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   24.716177][  T537]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6))
[   24.716412][  T537]  netif_set_mtu (net/core/dev.c:9910)
[   24.716553][  T537]  ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2))
[   24.716696][  T537]  ? br_get_link_af_size_filtered (./include/linux/rcupdate.h:871 net/bridge/br_netlink.c:114)
[   24.716877][  T537]  dev_set_mtu (net/core/dev_api.c:249)
[   24.716984][  T537]  br_mtu_auto_adjust (net/bridge/br_if.c:525 (discriminator 1) net/bridge/br_if.c:514 (discriminator 1))
[   24.717122][  T537]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[   24.717262][  T537]  br_add_if (net/bridge/br_if.c:681)
[   24.717437][  T537]  do_set_master (net/core/rtnetlink.c:3011)
[   24.717576][  T537]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   24.717716][  T537]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   24.717863][  T537]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   24.718003][  T537]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   24.718178][  T537]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   24.718377][  T537]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.718535][  T537]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   24.718674][  T537]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.718820][  T537]  ? __kernel_text_address (kernel/extable.c:79)
[   24.718958][  T537]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.719098][  T537]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.719237][  T537]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   24.719440][  T537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.719579][  T537]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   24.719718][  T537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.719871][  T537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.720012][  T537]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   24.720152][  T537]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   24.720296][  T537]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   24.720497][  T537]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   24.720638][  T537]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   24.720777][  T537]  ? nla_get_range_signed (lib/nlattr.c:270)
[   24.720923][  T537]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   24.721065][  T537]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   24.721205][  T537]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.721444][  T537]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.721583][  T537]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.721721][  T537]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   24.721872][  T537]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.722017][  T537]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.722154][  T537]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.722296][  T537]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.722495][  T537]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.722634][  T537]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.722772][  T537]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   24.722916][  T537]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.723056][  T537]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.723195][  T537]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.723399][  T537]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.723538][  T537]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.723689][  T537]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   24.723833][  T537]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.723976][  T537]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   24.724122][  T537]  ? 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))
[   24.724263][  T537]  ? 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))
[   24.724468][  T537]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   24.724609][  T537]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.724747][  T537]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.724893][  T537]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   24.725033][  T537]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   24.725176][  T537]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   24.725378][  T537]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   24.725519][  T537]  ? copy_msghdr_from_user (net/socket.c:2635)
[   24.725657][  T537]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   24.725834][  T537]  ? move_addr_to_kernel (net/socket.c:258)
[   24.725974][  T537]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.726112][  T537]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.726252][  T537]  ___sys_sendmsg (net/socket.c:2752)
[   24.726456][  T537]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   24.726634][  T537]  ? copy_msghdr_from_user (net/socket.c:2603)
[   24.726785][  T537]  __sys_sendmsg (net/socket.c:2784)
[   24.726930][  T537]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   24.727068][  T537]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   24.727244][  T537]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   24.727444][  T537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.727591][  T537]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   24.727732][  T537]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   24.727876][  T537]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   24.728016][  T537]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.728188][  T537] RIP: 0033:0x7f93ba23f08e
[   24.728400][  T537] 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
[   24.728904][  T537] RSP: 002b:00007ffed00ab650 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   24.729116][  T537] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f93ba23f08e
[   24.729387][  T537] RDX: 0000000000000000 RSI: 00007ffed00ab700 RDI: 0000000000000005
[   24.729595][  T537] RBP: 00007ffed00ab660 R08: 0000000000000000 R09: 0000000000000000
[   24.729813][  T537] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d091
[   24.730021][  T537] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed00abdd0
| [   24.731822][  T537] ------------[ cut here ]------------
| [   24.731969][  T537] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/537
| [   24.732208][  T537] Modules linked in: vxlan
| [   24.732652][  T537] Tainted: [W]=WARN
[   24.732754][  T537] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.732929][  T537] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.733106][  T537] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.733598][  T537] RSP: 0018:ffa0000001066f78 EFLAGS: 00010286
[   24.733782][  T537] RAX: 00000000ffffffa6 RBX: ff1100001671a900 RCX: 1ff400000020cdb5
[   24.733995][  T537] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001671a9bc
[   24.734198][  T537] RBP: ff11000019452000 R08: 1fe2200002ce3539 R09: ff1100001688d158
[   24.734411][  T537] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   24.734619][  T537] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[   24.734825][  T537] FS:  00007f93ba005840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   24.735065][  T537] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.735242][  T537] CR2: 000055669eb10d5c CR3: 0000000016ec1002 CR4: 0000000000771ef0
[   24.735459][  T537] PKRU: 55555554
[   24.735560][  T537] Call Trace:
[   24.735662][  T537]  <TASK>
[   24.735733][  T537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.735872][  T537]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   24.736007][  T537]  notifier_call_chain (kernel/notifier.c:85)
[   24.736145][  T537]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[   24.736323][  T537]  ? br_get_link_af_size_filtered (./include/linux/rcupdate.h:871 net/bridge/br_netlink.c:114)
[   24.736494][  T537]  ? netdev_change_features (net/core/dev.c:11117)
[   24.736637][  T537]  ? br_opt_toggle (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 net/bridge/br.c:402)
[   24.736776][  T537]  br_add_if (net/bridge/br_if.c:683)
[   24.736888][  T537]  do_set_master (net/core/rtnetlink.c:3011)
[   24.737025][  T537]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   24.737161][  T537]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   24.737304][  T537]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   24.737452][  T537]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   24.737621][  T537]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   24.737756][  T537]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.737901][  T537]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   24.738035][  T537]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.738172][  T537]  ? __kernel_text_address (kernel/extable.c:79)
[   24.738310][  T537]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.738454][  T537]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.738588][  T537]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   24.738736][  T537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.738878][  T537]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   24.739011][  T537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.739145][  T537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.739281][  T537]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   24.739423][  T537]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   24.739556][  T537]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   24.739689][  T537]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   24.739830][  T537]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   24.739964][  T537]  ? nla_get_range_signed (lib/nlattr.c:270)
[   24.740100][  T537]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   24.740240][  T537]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   24.740385][  T537]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.740520][  T537]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.740657][  T537]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.740795][  T537]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   24.740929][  T537]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.741066][  T537]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.741199][  T537]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.741341][  T537]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.741479][  T537]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.741616][  T537]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.741752][  T537]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   24.741892][  T537]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.742030][  T537]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.742162][  T537]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.742300][  T537]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.742441][  T537]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.742577][  T537]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   24.742711][  T537]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.742851][  T537]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   24.742989][  T537]  ? 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))
[   24.743123][  T537]  ? 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))
[   24.743260][  T537]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   24.743406][  T537]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.743542][  T537]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.743678][  T537]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   24.743819][  T537]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   24.743954][  T537]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   24.744092][  T537]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   24.744232][  T537]  ? copy_msghdr_from_user (net/socket.c:2635)
[   24.744378][  T537]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   24.744546][  T537]  ? move_addr_to_kernel (net/socket.c:258)
[   24.744688][  T537]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.744829][  T537]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.744964][  T537]  ___sys_sendmsg (net/socket.c:2752)
[   24.745097][  T537]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   24.745263][  T537]  ? copy_msghdr_from_user (net/socket.c:2603)
[   24.745420][  T537]  __sys_sendmsg (net/socket.c:2784)
[   24.745555][  T537]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   24.745691][  T537]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   24.745866][  T537]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   24.746002][  T537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.746138][  T537]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   24.746277][  T537]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   24.746423][  T537]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   24.746557][  T537]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.746723][  T537] RIP: 0033:0x7f93ba23f08e
[   24.746876][  T537] 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
[   24.747369][  T537] RSP: 002b:00007ffed00ab650 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   24.747573][  T537] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f93ba23f08e
[   24.747776][  T537] RDX: 0000000000000000 RSI: 00007ffed00ab700 RDI: 0000000000000005
[   24.747981][  T537] RBP: 00007ffed00ab660 R08: 0000000000000000 R09: 0000000000000000
[   24.748185][  T537] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d091
[   24.748400][  T537] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed00abdd0
| [   24.785893][  T538] ------------[ cut here ]------------
| [   24.786085][  T538] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/538
| [   24.786391][  T538] Modules linked in: vxlan
| [   24.786927][  T538] Tainted: [W]=WARN
[   24.787079][  T538] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.787300][  T538] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.787644][  T538] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.788273][  T538] RSP: 0018:ffa0000001147020 EFLAGS: 00010286
[   24.788595][  T538] RAX: 00000000ffffffa6 RBX: ff11000005664900 RCX: 1ff4000000228dca
[   24.788934][  T538] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000056649bc
[   24.789284][  T538] RBP: ff11000019c7a000 R08: 1fe2200000acc939 R09: ff11000015ca8b58
[   24.789572][  T538] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   24.789840][  T538] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   24.790093][  T538] FS:  00007f3e20676840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   24.790399][  T538] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.790634][  T538] CR2: 0000000008cf2988 CR3: 0000000015bae003 CR4: 0000000000771ef0
[   24.790898][  T538] PKRU: 55555554
[   24.791051][  T538] Call Trace:
[   24.791205][  T538]  <TASK>
[   24.791345][  T538]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   24.791535][  T538]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   24.791690][  T538]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   24.791891][  T538]  __dev_notify_flags (net/core/dev.c:9787)
[   24.792082][  T538]  ? netif_change_name (net/core/dev.c:1495)
[   24.792269][  T538]  ? __dev_change_flags (net/core/dev.c:9752)
[   24.792473][  T538]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   24.792658][  T538]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.792855][  T538]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   24.793045][  T538]  netif_change_flags (net/core/dev.c:9820)
[   24.793237][  T538]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   24.793437][  T538]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   24.793628][  T538]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   24.793822][  T538]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   24.794041][  T538]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   24.794227][  T538]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.794438][  T538]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   24.794627][  T538]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.794823][  T538]  ? __kernel_text_address (kernel/extable.c:79)
[   24.795012][  T538]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.795202][  T538]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.795405][  T538]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   24.795594][  T538]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.795785][  T538]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   24.795980][  T538]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.796168][  T538]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.796372][  T538]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   24.796561][  T538]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   24.796748][  T538]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   24.796943][  T538]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   24.797132][  T538]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   24.797347][  T538]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   24.797538][  T538]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   24.797728][  T538]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.797923][  T538]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.798110][  T538]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.798297][  T538]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   24.798500][  T538]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.798694][  T538]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.798905][  T538]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.799094][  T538]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.799284][  T538]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.799500][  T538]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.799690][  T538]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   24.799892][  T538]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.800086][  T538]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.800278][  T538]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.800487][  T538]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.800676][  T538]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.800882][  T538]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   24.801072][  T538]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.801264][  T538]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   24.801476][  T538]  ? 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))
[   24.801668][  T538]  ? 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))
[   24.801875][  T538]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   24.802071][  T538]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.802262][  T538]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.802475][  T538]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   24.802667][  T538]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   24.802868][  T538]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   24.803060][  T538]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   24.803251][  T538]  ? copy_msghdr_from_user (net/socket.c:2635)
[   24.803462][  T538]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   24.803686][  T538]  ? move_addr_to_kernel (net/socket.c:258)
[   24.803891][  T538]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.804080][  T538]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.804272][  T538]  ___sys_sendmsg (net/socket.c:2752)
[   24.804477][  T538]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   24.804702][  T538]  ? copy_msghdr_from_user (net/socket.c:2603)
[   24.804921][  T538]  __sys_sendmsg (net/socket.c:2784)
[   24.805112][  T538]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   24.805303][  T538]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   24.805545][  T538]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   24.805734][  T538]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.805936][  T538]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   24.806126][  T538]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   24.806342][  T538]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   24.806532][  T538]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.806751][  T538] RIP: 0033:0x7f3e208b008e
[   24.806953][  T538] 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
[   24.807511][  T538] RSP: 002b:00007ffc575e9130 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   24.807768][  T538] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f3e208b008e
[   24.808028][  T538] RDX: 0000000000000000 RSI: 00007ffc575e91e0 RDI: 0000000000000005
[   24.808283][  T538] RBP: 00007ffc575e9140 R08: 0000000000000000 R09: 0000000000000000
[   24.808550][  T538] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d091
[   24.808813][  T538] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc575e98b0
| [   25.177350][  T562] ------------[ cut here ]------------
| [   25.177544][  T562] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/562
| [   25.177824][  T562] Modules linked in: vxlan
| [   25.178268][  T562] Tainted: [W]=WARN
[   25.178385][  T562] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.178563][  T562] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.178750][  T562] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.179259][  T562] RSP: 0018:ffa0000001067090 EFLAGS: 00010286
[   25.179455][  T562] RAX: 00000000ffffffa6 RBX: ff11000013705540 RCX: 1ff400000020cdd8
[   25.179676][  T562] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137055fc
[   25.179896][  T562] RBP: ff11000019471000 R08: 1fe22000026e0ac1 R09: ff11000015c45180
[   25.180107][  T562] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   25.180332][  T562] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   25.180548][  T562] FS:  00007f91c5a1f840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   25.180803][  T562] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.180983][  T562] CR2: 00007f91c5c18460 CR3: 000000001961f003 CR4: 0000000000771ef0
[   25.181199][  T562] PKRU: 55555554
[   25.181312][  T562] Call Trace:
[   25.181427][  T562]  <TASK>
[   25.181503][  T562]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.181648][  T562]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   25.181797][  T562]  notifier_call_chain (kernel/notifier.c:85)
[   25.181944][  T562]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   25.182086][  T562]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   25.182247][  T562]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   25.182405][  T562]  netdev_upper_dev_link (net/core/dev.c:8972)
[   25.182550][  T562]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   25.182694][  T562]  register_vlan_dev (net/8021q/vlan.c:183)
[   25.182865][  T562]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   25.183047][  T562]  vlan_newlink (net/8021q/vlan_netlink.c:194)
[   25.183189][  T562]  ? nla_strscpy (lib/nlattr.c:795)
[   25.183347][  T562]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   25.183490][  T562]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   25.183631][  T562]  ? __dev_get_by_name (net/core/dev.c:883)
[   25.183775][  T562]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   25.183930][  T562]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   25.184075][  T562]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   25.184221][  T562]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.184377][  T562]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.184518][  T562]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.184658][  T562]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   25.184802][  T562]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.184946][  T562]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.185089][  T562]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.185232][  T562]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   25.185386][  T562]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.185532][  T562]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.185672][  T562]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.185824][  T562]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.185968][  T562]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.186113][  T562]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   25.186255][  T562]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.186407][  T562]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.186554][  T562]  ? 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))
[   25.186703][  T562]  ? 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))
[   25.186855][  T562]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.186998][  T562]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.187141][  T562]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.187286][  T562]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   25.187434][  T562]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   25.187576][  T562]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   25.187719][  T562]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   25.187869][  T562]  ? copy_msghdr_from_user (net/socket.c:2635)
[   25.188011][  T562]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   25.188186][  T562]  ? move_addr_to_kernel (net/socket.c:258)
[   25.189134][  T562]  ___sys_sendmsg (net/socket.c:2752)
[   25.189280][  T562]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.189484][  T562]  ? copy_msghdr_from_user (net/socket.c:2603)
[   25.189636][  T562]  ? 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))
[   25.189779][  T562]  __sys_sendmsg (net/socket.c:2784)
[   25.189927][  T562]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   25.190076][  T562]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.190222][  T562]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.190693][  T562]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   25.190842][  T562]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   25.190986][  T562]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   25.191127][  T562]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.191386][  T562] RIP: 0033:0x7f91c5c5908e
[   25.191553][  T562] 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
[   25.192101][  T562] RSP: 002b:00007ffe6221fd90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   25.192414][  T562] RAX: ffffffffffffffda RBX: 00007ffe62220550 RCX: 00007f91c5c5908e
[   25.192646][  T562] RDX: 0000000000000000 RSI: 00007ffe6221fe40 RDI: 0000000000000005
[   25.192874][  T562] RBP: 00007ffe6221fda0 R08: 0000000000000000 R09: 0000000000000000
[   25.193091][  T562] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d092
[   25.193306][  T562] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe62220510
| [   25.195178][  T562] ------------[ cut here ]------------
| [   25.195327][  T562] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/562
| [   25.195564][  T562] Modules linked in: vxlan
| [   25.195997][  T562] Tainted: [W]=WARN
[   25.196103][  T562] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.196280][  T562] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.196470][  T562] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.196968][  T562] RSP: 0018:ffa00000010671b0 EFLAGS: 00010286
[   25.197147][  T562] RAX: 00000000ffffffa6 RBX: ff11000013705000 RCX: 1ff400000020cdfc
[   25.197371][  T562] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137050bc
[   25.197591][  T562] RBP: ff110000117b4000 R08: 1fe22000026e0a19 R09: ff11000015c45180
[   25.197819][  T562] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   25.198025][  T562] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab76b3a0
[   25.198232][  T562] FS:  00007f91c5a1f840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   25.198484][  T562] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.198659][  T562] CR2: 00007f91c5c18460 CR3: 000000001961f003 CR4: 0000000000771ef0
[   25.198871][  T562] PKRU: 55555554
[   25.198976][  T562] Call Trace:
[   25.199079][  T562]  <TASK>
[   25.199151][  T562]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.199293][  T562]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   25.199438][  T562]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.199546][  T562]  __dev_notify_flags (net/core/dev.c:9787)
[   25.199684][  T562]  ? netdev_update_features (net/core/dev.c:11098)
[   25.199828][  T562]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[   25.200000][  T562]  ? netif_change_name (net/core/dev.c:1495)
[   25.200137][  T562]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   25.200328][  T562]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   25.200469][  T562]  ? register_vlan_dev (net/8021q/vlan.c:196)
[   25.200610][  T562]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   25.200749][  T562]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   25.200893][  T562]  ? nla_strscpy (lib/nlattr.c:795)
[   25.201035][  T562]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   25.201175][  T562]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   25.201321][  T562]  ? __dev_get_by_name (net/core/dev.c:883)
[   25.201458][  T562]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   25.201603][  T562]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   25.201747][  T562]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   25.201894][  T562]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.202032][  T562]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.202172][  T562]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.202313][  T562]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   25.202483][  T562]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.202627][  T562]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.202767][  T562]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.202913][  T562]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   25.203052][  T562]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.203190][  T562]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.203340][  T562]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.203480][  T562]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.203619][  T562]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.203760][  T562]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   25.203905][  T562]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.204043][  T562]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.204187][  T562]  ? 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))
[   25.204333][  T562]  ? 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))
[   25.204475][  T562]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.204615][  T562]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.204756][  T562]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.204902][  T562]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   25.205042][  T562]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   25.205183][  T562]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   25.205333][  T562]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   25.205472][  T562]  ? copy_msghdr_from_user (net/socket.c:2635)
[   25.205610][  T562]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   25.205780][  T562]  ? move_addr_to_kernel (net/socket.c:258)
[   25.205930][  T562]  ___sys_sendmsg (net/socket.c:2752)
[   25.206068][  T562]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.206208][  T562]  ? copy_msghdr_from_user (net/socket.c:2603)
[   25.206363][  T562]  ? 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))
[   25.206504][  T562]  __sys_sendmsg (net/socket.c:2784)
[   25.206643][  T562]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   25.206791][  T562]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.206933][  T562]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.207074][  T562]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   25.207213][  T562]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   25.207360][  T562]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   25.207498][  T562]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.207671][  T562] RIP: 0033:0x7f91c5c5908e
[   25.207847][  T562] 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
[   25.208352][  T562] RSP: 002b:00007ffe6221fd90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   25.208560][  T562] RAX: ffffffffffffffda RBX: 00007ffe62220550 RCX: 00007f91c5c5908e
[   25.208765][  T562] RDX: 0000000000000000 RSI: 00007ffe6221fe40 RDI: 0000000000000005
[   25.208978][  T562] RBP: 00007ffe6221fda0 R08: 0000000000000000 R09: 0000000000000000
[   25.209185][  T562] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d092
[   25.209406][  T562] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe62220510
| [   25.264796][  T564] ------------[ cut here ]------------
| [   25.264959][  T564] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/564
| [   25.265207][  T564] Modules linked in: vxlan
| [   25.265651][  T564] Tainted: [W]=WARN
[   25.265769][  T564] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.265947][  T564] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.266125][  T564] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.266633][  T564] RSP: 0018:ffa00000011e7020 EFLAGS: 00010286
[   25.266815][  T564] RAX: 00000000ffffffa6 RBX: ff1100001472a040 RCX: 1ff400000023cdca
[   25.267020][  T564] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001472a0fc
[   25.267224][  T564] RBP: ff110000117b4000 R08: 1fe22000028e5421 R09: ff11000016c20b58
[   25.267438][  T564] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   25.267639][  T564] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   25.267851][  T564] FS:  00007ff82118a840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   25.268087][  T564] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.268258][  T564] CR2: 000000001f33a988 CR3: 00000000194c7005 CR4: 0000000000771ef0
[   25.268473][  T564] PKRU: 55555554
[   25.268577][  T564] Call Trace:
[   25.268678][  T564]  <TASK>
[   25.268748][  T564]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   25.268889][  T564]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.269028][  T564]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.269136][  T564]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   25.269276][  T564]  __dev_notify_flags (net/core/dev.c:9787)
[   25.269422][  T564]  ? netif_change_name (net/core/dev.c:1495)
[   25.269559][  T564]  ? __dev_change_flags (net/core/dev.c:9752)
[   25.269696][  T564]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   25.269839][  T564]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.269975][  T564]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   25.270115][  T564]  netif_change_flags (net/core/dev.c:9820)
[   25.270252][  T564]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   25.270408][  T564]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   25.270547][  T564]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   25.270685][  T564]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   25.270871][  T564]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   25.271008][  T564]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.271145][  T564]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   25.271286][  T564]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.271429][  T564]  ? __kernel_text_address (kernel/extable.c:79)
[   25.271567][  T564]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.271705][  T564]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.271846][  T564]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   25.271983][  T564]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.272118][  T564]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.272253][  T564]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.272397][  T564]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.272534][  T564]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   25.272672][  T564]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   25.272818][  T564]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   25.272955][  T564]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   25.273093][  T564]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   25.273232][  T564]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   25.273474][  T564]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   25.273616][  T564]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.273751][  T564]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.273896][  T564]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.274034][  T564]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   25.274171][  T564]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.274387][  T564]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.274529][  T564]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.274666][  T564]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.274807][  T564]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.274945][  T564]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.275080][  T564]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   25.275215][  T564]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.275423][  T564]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.275558][  T564]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.275694][  T564]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.275839][  T564]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.275988][  T564]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   25.276124][  T564]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.276259][  T564]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.276492][  T564]  ? 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))
[   25.276627][  T564]  ? 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))
[   25.276765][  T564]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.276911][  T564]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.277048][  T564]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.277185][  T564]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   25.277364][  T564]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   25.277503][  T564]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   25.277641][  T564]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   25.277779][  T564]  ? copy_msghdr_from_user (net/socket.c:2635)
[   25.277922][  T564]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   25.278092][  T564]  ? move_addr_to_kernel (net/socket.c:258)
[   25.278234][  T564]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.278382][  T564]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.278520][  T564]  ___sys_sendmsg (net/socket.c:2752)
[   25.278656][  T564]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   25.278830][  T564]  ? copy_msghdr_from_user (net/socket.c:2603)
[   25.278984][  T564]  __sys_sendmsg (net/socket.c:2784)
[   25.279120][  T564]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   25.279259][  T564]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   25.279441][  T564]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   25.279577][  T564]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.279714][  T564]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   25.279858][  T564]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   25.280003][  T564]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   25.280141][  T564]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.280312][  T564] RIP: 0033:0x7ff8213c408e
[   25.280471][  T564] 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
[   25.280964][  T564] RSP: 002b:00007ffc1e6f07d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   25.281175][  T564] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff8213c408e
[   25.281385][  T564] RDX: 0000000000000000 RSI: 00007ffc1e6f0880 RDI: 0000000000000005
[   25.281586][  T564] RBP: 00007ffc1e6f07e0 R08: 0000000000000000 R09: 0000000000000000
[   25.281795][  T564] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d092
[   25.281999][  T564] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc1e6f0f50
| [   25.459854][  T571] ------------[ cut here ]------------
| [   25.460071][  T571] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/571
| [   25.460750][  T571] Modules linked in: vxlan
| [   25.461296][  T571] Tainted: [W]=WARN
[   25.461468][  T571] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.461692][  T571] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.461941][  T571] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.462500][  T571] RSP: 0018:ffa00000012371b0 EFLAGS: 00010286
[   25.462727][  T571] RAX: 00000000ffffffa6 RBX: ff11000012cbbc40 RCX: 1ff4000000246dfc
[   25.462995][  T571] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012cbbcfc
[   25.463250][  T571] RBP: ff1100001669a000 R08: 1fe22000025977a1 R09: ff11000019d05180
[   25.463527][  T571] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   25.463782][  T571] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab720900
[   25.464048][  T571] FS:  00007f10c5e76840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   25.464363][  T571] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.464586][  T571] CR2: 00007f10c606f460 CR3: 0000000004c52003 CR4: 0000000000771ef0
[   25.464853][  T571] PKRU: 55555554
[   25.465008][  T571] Call Trace:
[   25.465162][  T571]  <TASK>
[   25.465288][  T571]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.465546][  T571]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.465711][  T571]  __dev_notify_flags (net/core/dev.c:9787)
[   25.465908][  T571]  ? netif_change_name (net/core/dev.c:1495)
[   25.466104][  T571]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   25.466357][  T571]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   25.466553][  T571]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   25.466742][  T571]  ? br_dev_newlink (net/bridge/br_netlink.c:1604)
[   25.466945][  T571]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   25.467138][  T571]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   25.467357][  T571]  ? __dev_get_by_name (net/core/dev.c:883)
[   25.467557][  T571]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   25.467766][  T571]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   25.467971][  T571]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   25.468169][  T571]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.468383][  T571]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.468578][  T571]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.468801][  T571]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   25.469005][  T571]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.469201][  T571]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.469424][  T571]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.469617][  T571]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   25.469813][  T571]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.470002][  T571]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.470189][  T571]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.470406][  T571]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.470598][  T571]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.470800][  T571]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   25.471003][  T571]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.471191][  T571]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.471404][  T571]  ? 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))
[   25.471594][  T571]  ? 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))
[   25.471801][  T571]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.472005][  T571]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.472201][  T571]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.472413][  T571]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   25.472639][  T571]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   25.472840][  T571]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   25.473032][  T571]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   25.473240][  T571]  ? copy_msghdr_from_user (net/socket.c:2635)
[   25.473447][  T571]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   25.473671][  T571]  ? move_addr_to_kernel (net/socket.c:258)
[   25.473874][  T571]  ___sys_sendmsg (net/socket.c:2752)
[   25.474067][  T571]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.474257][  T571]  ? copy_msghdr_from_user (net/socket.c:2603)
[   25.474478][  T571]  ? 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))
[   25.474670][  T571]  __sys_sendmsg (net/socket.c:2784)
[   25.474873][  T571]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   25.475066][  T571]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.475264][  T571]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.475476][  T571]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   25.475669][  T571]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   25.475871][  T571]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   25.476066][  T571]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.476329][  T571] RIP: 0033:0x7f10c60b008e
[   25.476539][  T571] 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
[   25.477101][  T571] RSP: 002b:00007ffe27ed5010 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   25.477404][  T571] RAX: ffffffffffffffda RBX: 00007ffe27ed57b8 RCX: 00007f10c60b008e
[   25.477658][  T571] RDX: 0000000000000000 RSI: 00007ffe27ed50c0 RDI: 0000000000000005
[   25.477925][  T571] RBP: 00007ffe27ed5020 R08: 0000000000000000 R09: 0000000000000000
[   25.478183][  T571] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d092
[   25.478552][  T571] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe27ed5790
| [   25.510592][  T572] ------------[ cut here ]------------
| [   25.510752][  T572] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/572
| [   25.510997][  T572] Modules linked in: vxlan
| [   25.511424][  T572] Tainted: [W]=WARN
[   25.511529][  T572] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.511700][  T572] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.511894][  T572] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.512642][  T572] RSP: 0018:ffa0000001247020 EFLAGS: 00010286
[   25.512821][  T572] RAX: 00000000ffffffa6 RBX: ff11000011cbe200 RCX: 1ff4000000248dca
[   25.513024][  T572] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011cbe2bc
[   25.513224][  T572] RBP: ff1100001669a000 R08: 1fe2200002397c59 R09: ff11000019d80b58
[   25.513507][  T572] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   25.513708][  T572] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   25.513924][  T572] FS:  00007fcba9f82840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   25.514172][  T572] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.514438][  T572] CR2: 00007fcbaa2521a0 CR3: 0000000019623004 CR4: 0000000000771ef0
[   25.514734][  T572] PKRU: 55555554
[   25.514841][  T572] Call Trace:
[   25.514963][  T572]  <TASK>
[   25.515032][  T572]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   25.515168][  T572]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.515309][  T572]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.515476][  T572]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   25.515614][  T572]  __dev_notify_flags (net/core/dev.c:9787)
[   25.515752][  T572]  ? netif_change_name (net/core/dev.c:1495)
[   25.515911][  T572]  ? __dev_change_flags (net/core/dev.c:9752)
[   25.516052][  T572]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   25.516187][  T572]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.516432][  T572]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   25.516577][  T572]  netif_change_flags (net/core/dev.c:9820)
[   25.516715][  T572]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   25.516854][  T572]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   25.516994][  T572]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   25.517130][  T572]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   25.517309][  T572]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   25.517495][  T572]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.517631][  T572]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   25.517770][  T572]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.517915][  T572]  ? __kernel_text_address (kernel/extable.c:79)
[   25.518056][  T572]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.518205][  T572]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.518354][  T572]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   25.518489][  T572]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.518624][  T572]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.518769][  T572]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.518913][  T572]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.519050][  T572]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   25.519188][  T572]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   25.519331][  T572]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   25.519467][  T572]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   25.519603][  T572]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   25.519741][  T572]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   25.519886][  T572]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   25.520023][  T572]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.520158][  T572]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.520295][  T572]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.520434][  T572]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   25.520568][  T572]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.520705][  T572]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.520843][  T572]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.520982][  T572]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.521125][  T572]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.521259][  T572]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.521408][  T572]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   25.521543][  T572]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.521676][  T572]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.521823][  T572]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.521960][  T572]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.522093][  T572]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.522230][  T572]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   25.522461][  T572]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.522594][  T572]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.522731][  T572]  ? 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))
[   25.522870][  T572]  ? 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))
[   25.523092][  T572]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.523226][  T572]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.523369][  T572]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.523505][  T572]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   25.523728][  T572]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   25.523867][  T572]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   25.524000][  T572]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   25.524133][  T572]  ? copy_msghdr_from_user (net/socket.c:2635)
[   25.524362][  T572]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   25.524526][  T572]  ? move_addr_to_kernel (net/socket.c:258)
[   25.524662][  T572]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.524886][  T572]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.525020][  T572]  ___sys_sendmsg (net/socket.c:2752)
[   25.525157][  T572]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   25.525336][  T572]  ? copy_msghdr_from_user (net/socket.c:2603)
[   25.525589][  T572]  __sys_sendmsg (net/socket.c:2784)
[   25.525721][  T572]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   25.525866][  T572]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   25.526036][  T572]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   25.526262][  T572]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.526423][  T572]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   25.526559][  T572]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   25.526692][  T572]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   25.526925][  T572]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.527092][  T572] RIP: 0033:0x7fcbaa1bc08e
[   25.527232][  T572] 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
[   25.527834][  T572] RSP: 002b:00007ffca5f580b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   25.528060][  T572] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fcbaa1bc08e
[   25.528357][  T572] RDX: 0000000000000000 RSI: 00007ffca5f58160 RDI: 0000000000000005
[   25.528562][  T572] RBP: 00007ffca5f580c0 R08: 0000000000000000 R09: 0000000000000000
[   25.528860][  T572] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d092
[   25.529064][  T572] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffca5f58830
| [   25.566061][  T573] ------------[ cut here ]------------
| [   25.566221][  T573] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/573
| [   25.566511][  T573] Modules linked in: vxlan
| [   25.566948][  T573] Tainted: [W]=WARN
[   25.567055][  T573] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.567234][  T573] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.567434][  T573] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.567974][  T573] RSP: 0018:ffa0000001256e30 EFLAGS: 00010286
[   25.568155][  T573] RAX: 00000000ffffffa6 RBX: ff11000010aafc40 RCX: 1ff400000024ad8c
[   25.568380][  T573] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010aafcfc
[   25.568600][  T573] RBP: ff11000019da9000 R08: 1fe2200002155fa1 R09: ff11000019d82e80
[   25.568814][  T573] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   25.569021][  T573] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000175d6e04
[   25.569233][  T573] FS:  00007fdc242f2840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   25.569501][  T573] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.569677][  T573] CR2: 00005566d8c2a318 CR3: 0000000004b6f006 CR4: 0000000000771ef0
[   25.569902][  T573] PKRU: 55555554
[   25.570006][  T573] Call Trace:
[   25.570115][  T573]  <TASK>
[   25.570188][  T573]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.570350][  T573]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.570495][  T573]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.570603][  T573]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   25.570742][  T573]  __dev_notify_flags (net/core/dev.c:9787)
[   25.570895][  T573]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   25.571038][  T573]  ? 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)
[   25.571182][  T573]  ? netif_change_name (net/core/dev.c:1495)
[   25.571330][  T573]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   25.571472][  T573]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   25.571612][  T573]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   25.571779][  T573]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.571929][  T573]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.572068][  T573]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   25.572212][  T573]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   25.572363][  T573]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   25.572505][  T573]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   25.572648][  T573]  veth_newlink (drivers/net/veth.c:1871)
[   25.572796][  T573]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   25.572938][  T573]  ? kasan_save_stack (mm/kasan/common.c:57)
[   25.573078][  T573]  ? kasan_save_track (mm/kasan/common.c:78)
[   25.573222][  T573]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   25.573406][  T573]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   25.573549][  T573]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   25.573694][  T573]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   25.573839][  T573]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   25.573993][  T573]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   25.574139][  T573]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   25.574283][  T573]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   25.574431][  T573]  ? __dev_get_by_name (net/core/dev.c:883)
[   25.574569][  T573]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   25.574715][  T573]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   25.574866][  T573]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   25.575007][  T573]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.575144][  T573]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.575283][  T573]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.575430][  T573]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   25.575577][  T573]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.575724][  T573]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.575874][  T573]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.576014][  T573]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   25.576154][  T573]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.576296][  T573]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.576446][  T573]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.576591][  T573]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.576728][  T573]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.576874][  T573]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   25.577014][  T573]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.577152][  T573]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.577297][  T573]  ? 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))
[   25.577440][  T573]  ? 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))
[   25.577588][  T573]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.577732][  T573]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.577876][  T573]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.578016][  T573]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   25.578160][  T573]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   25.578311][  T573]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   25.578461][  T573]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   25.578601][  T573]  ? copy_msghdr_from_user (net/socket.c:2635)
[   25.578742][  T573]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   25.578942][  T573]  ? move_addr_to_kernel (net/socket.c:258)
[   25.579107][  T573]  ___sys_sendmsg (net/socket.c:2752)
[   25.579259][  T573]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.579414][  T573]  ? copy_msghdr_from_user (net/socket.c:2603)
[   25.579576][  T573]  ? 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))
[   25.579733][  T573]  __sys_sendmsg (net/socket.c:2784)
[   25.579890][  T573]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   25.580053][  T573]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.580606][  T573]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.580749][  T573]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   25.580894][  T573]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   25.581112][  T573]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   25.581252][  T573]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.581454][  T573] RIP: 0033:0x7fdc2452c08e
[   25.581613][  T573] 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
[   25.582143][  T573] RSP: 002b:00007ffda15165f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   25.582388][  T573] RAX: ffffffffffffffda RBX: 00007ffda1516d88 RCX: 00007fdc2452c08e
[   25.582623][  T573] RDX: 0000000000000000 RSI: 00007ffda15166a0 RDI: 0000000000000005
[   25.582837][  T573] RBP: 00007ffda1516600 R08: 0000000000000000 R09: 0000000000000000
[   25.583055][  T573] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d092
[   25.583270][  T573] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffda1516d60
| [   25.591052][  T573] ------------[ cut here ]------------
| [   25.591214][  T573] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/573
| [   25.592005][  T573] Modules linked in: vxlan
| [   25.592487][  T573] Tainted: [W]=WARN
[   25.592592][  T573] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.592830][  T573] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.593008][  T573] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.593560][  T573] RSP: 0018:ffa00000012571b0 EFLAGS: 00010286
[   25.593733][  T573] RAX: 00000000ffffffa6 RBX: ff11000013dea200 RCX: 1ff400000024adfc
[   25.594079][  T573] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013dea2bc
[   25.594301][  T573] RBP: ff11000019d9c000 R08: 1fe22000027bd459 R09: ff11000019d82e80
[   25.594588][  T573] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   25.594805][  T573] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab603b20
[   25.595029][  T573] FS:  00007fdc242f2840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   25.595441][  T573] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.595723][  T573] CR2: 00005566d8c2a318 CR3: 0000000004b6f006 CR4: 0000000000771ef0
[   25.595941][  T573] PKRU: 55555554
[   25.596047][  T573] Call Trace:
[   25.596151][  T573]  <TASK>
[   25.596225][  T573]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.596441][  T573]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.596639][  T573]  __dev_notify_flags (net/core/dev.c:9787)
[   25.596779][  T573]  ? netif_change_name (net/core/dev.c:1495)
[   25.596922][  T573]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   25.597060][  T573]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   25.597200][  T573]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   25.597498][  T573]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   25.597638][  T573]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   25.597795][  T573]  ? __dev_get_by_name (net/core/dev.c:883)
[   25.597934][  T573]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   25.598170][  T573]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   25.598378][  T573]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   25.598615][  T573]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.598828][  T573]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.598978][  T573]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.599116][  T573]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   25.599270][  T573]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.599485][  T573]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.599628][  T573]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.599866][  T573]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   25.600008][  T573]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.600299][  T573]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.600502][  T573]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.600644][  T573]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.600792][  T573]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.600932][  T573]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   25.601069][  T573]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.601212][  T573]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.601420][  T573]  ? 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))
[   25.601563][  T573]  ? 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))
[   25.601709][  T573]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.601866][  T573]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.602007][  T573]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.602147][  T573]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   25.602440][  T573]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   25.602593][  T573]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   25.602736][  T573]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   25.602882][  T573]  ? copy_msghdr_from_user (net/socket.c:2635)
[   25.603026][  T573]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   25.603198][  T573]  ? move_addr_to_kernel (net/socket.c:258)
[   25.603491][  T573]  ___sys_sendmsg (net/socket.c:2752)
[   25.603626][  T573]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.603767][  T573]  ? copy_msghdr_from_user (net/socket.c:2603)
[   25.603920][  T573]  ? 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))
[   25.604060][  T573]  __sys_sendmsg (net/socket.c:2784)
[   25.604200][  T573]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   25.604408][  T573]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.604546][  T573]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.604685][  T573]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   25.604827][  T573]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   25.604964][  T573]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   25.605102][  T573]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.605278][  T573] RIP: 0033:0x7fdc2452c08e
[   25.605581][  T573] 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
[   25.606078][  T573] RSP: 002b:00007ffda15165f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   25.606286][  T573] RAX: ffffffffffffffda RBX: 00007ffda1516d88 RCX: 00007fdc2452c08e
[   25.606641][  T573] RDX: 0000000000000000 RSI: 00007ffda15166a0 RDI: 0000000000000005
[   25.606850][  T573] RBP: 00007ffda1516600 R08: 0000000000000000 R09: 0000000000000000
[   25.607053][  T573] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d092
[   25.607258][  T573] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffda1516d60
| [   25.645516][  T574] ------------[ cut here ]------------
| [   25.645697][  T574] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/574
| [   25.645980][  T574] Modules linked in: vxlan
| [   25.646591][  T574] Tainted: [W]=WARN
[   25.646736][  T574] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.646956][  T574] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.647206][  T574] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.647732][  T574] RSP: 0018:ffa0000001266ff8 EFLAGS: 00010286
[   25.647959][  T574] RAX: 00000000ffffffa6 RBX: ff11000014c98900 RCX: 1ff400000024cdc5
[   25.648204][  T574] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014c989bc
[   25.648465][  T574] RBP: ff11000019d9c000 R08: 1fe2200002993139 R09: ff11000019d85158
[   25.648712][  T574] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   25.648961][  T574] R13: 0000000000000000 R14: ffa0000001267140 R15: ff1100001438ea50
[   25.649221][  T574] FS:  00007f1206e4c840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   25.649533][  T574] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.649748][  T574] CR2: 000000000f852988 CR3: 0000000004a80002 CR4: 0000000000771ef0
[   25.650011][  T574] PKRU: 55555554
[   25.650158][  T574] Call Trace:
[   25.650310][  T574]  <TASK>
[   25.650537][  T574]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   25.650718][  T574]  __dev_change_net_namespace (net/core/dev.c:12635)
[   25.650956][  T574]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.651137][  T574]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.651341][  T574]  ? default_device_exit_batch (net/core/dev.c:13091)
[   25.651553][  T574]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.651732][  T574]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.651921][  T574]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.652114][  T574]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   25.652297][  T574]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   25.652500][  T574]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   25.652686][  T574]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   25.652878][  T574]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   25.653060][  T574]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   25.653276][  T574]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   25.653475][  T574]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.653657][  T574]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   25.653880][  T574]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.654063][  T574]  ? __kernel_text_address (kernel/extable.c:79)
[   25.654247][  T574]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.654450][  T574]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.654632][  T574]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   25.654821][  T574]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.655003][  T574]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.655183][  T574]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.655388][  T574]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.655575][  T574]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   25.655757][  T574]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   25.655948][  T574]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   25.656133][  T574]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   25.656368][  T574]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   25.656550][  T574]  ? nla_get_range_signed (lib/nlattr.c:270)
[   25.656738][  T574]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   25.656931][  T574]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   25.657119][  T574]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.657328][  T574]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.657512][  T574]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.657693][  T574]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   25.657880][  T574]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.658069][  T574]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.658250][  T574]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.658454][  T574]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.658636][  T574]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.658827][  T574]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.659011][  T574]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   25.659193][  T574]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.659397][  T574]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.659580][  T574]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.659762][  T574]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.659952][  T574]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.660134][  T574]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   25.660335][  T574]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.660518][  T574]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.660713][  T574]  ? 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))
[   25.660898][  T574]  ? 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))
[   25.661083][  T574]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.661268][  T574]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.661471][  T574]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.661658][  T574]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   25.661852][  T574]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   25.662036][  T574]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   25.662219][  T574]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   25.662427][  T574]  ? copy_msghdr_from_user (net/socket.c:2635)
[   25.662612][  T574]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   25.662829][  T574]  ? move_addr_to_kernel (net/socket.c:258)
[   25.663016][  T574]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.663214][  T574]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.663456][  T574]  ___sys_sendmsg (net/socket.c:2752)
[   25.663641][  T574]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   25.663863][  T574]  ? copy_msghdr_from_user (net/socket.c:2603)
[   25.664057][  T574]  __sys_sendmsg (net/socket.c:2784)
[   25.664240][  T574]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   25.664435][  T574]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   25.664653][  T574]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   25.664846][  T574]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.665028][  T574]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   25.665210][  T574]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   25.665412][  T574]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   25.665598][  T574]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.665907][  T574] RIP: 0033:0x7f120708608e
[   25.666097][  T574] 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
[   25.666630][  T574] RSP: 002b:00007fff7b948ad0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   25.666888][  T574] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f120708608e
[   25.667147][  T574] RDX: 0000000000000000 RSI: 00007fff7b948b80 RDI: 0000000000000005
[   25.667413][  T574] RBP: 00007fff7b948ae0 R08: 0000000000000000 R09: 0000000000000000
[   25.667656][  T574] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d092
[   25.667911][  T574] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff7b949240
| [   25.671506][  T574] ------------[ cut here ]------------
| [   25.671681][  T574] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/574
| [   25.671960][  T574] Modules linked in: vxlan
| [   25.672491][  T574] Tainted: [W]=WARN
[   25.672641][  T574] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.672862][  T574] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.673083][  T574] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.673615][  T574] RSP: 0018:ffa0000001266fc0 EFLAGS: 00010286
[   25.673837][  T574] RAX: 00000000ffffffa6 RBX: ff11000012cbb000 RCX: 1ff400000024cdbe
[   25.674083][  T574] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012cbb0bc
[   25.674356][  T574] RBP: ff11000019d9c000 R08: 1fe2200002597619 R09: ff11000019d85158
[   25.674600][  T574] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   25.674938][  T574] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001438ea50
[   25.675188][  T574] FS:  00007f1206e4c840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   25.675575][  T574] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.675795][  T574] CR2: 000000000f852988 CR3: 0000000004a80002 CR4: 0000000000771ef0
[   25.676130][  T574] PKRU: 55555554
[   25.676280][  T574] Call Trace:
[   25.676441][  T574]  <TASK>
[   25.676645][  T574]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.676836][  T574]  ? notifier_call_chain (kernel/notifier.c:85)
[   25.677023][  T574]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.677174][  T574]  __dev_change_net_namespace (net/core/dev.c:12695)
[   25.677421][  T574]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.677698][  T574]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.677894][  T574]  ? default_device_exit_batch (net/core/dev.c:13091)
[   25.678110][  T574]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.678297][  T574]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.678501][  T574]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.678687][  T574]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   25.678882][  T574]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   25.679067][  T574]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   25.679254][  T574]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   25.679474][  T574]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   25.679663][  T574]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   25.679887][  T574]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   25.680154][  T574]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.680380][  T574]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   25.680564][  T574]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.680747][  T574]  ? __kernel_text_address (kernel/extable.c:79)
[   25.680956][  T574]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.681150][  T574]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.681360][  T574]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   25.681546][  T574]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.681729][  T574]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.681920][  T574]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.682103][  T574]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.682291][  T574]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   25.682495][  T574]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   25.682951][  T574]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   25.683135][  T574]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   25.683343][  T574]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   25.683526][  T574]  ? nla_get_range_signed (lib/nlattr.c:270)
[   25.683715][  T574]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   25.683920][  T574]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   25.684105][  T574]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.684396][  T574]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.684582][  T574]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.684778][  T574]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   25.685133][  T574]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.685435][  T574]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.685618][  T574]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.685808][  T574]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.685993][  T574]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.686179][  T574]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.686387][  T574]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   25.686575][  T574]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.686760][  T574]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.686953][  T574]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.687224][  T574]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.687429][  T574]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.687615][  T574]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   25.687806][  T574]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.687993][  T574]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.688265][  T574]  ? 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))
[   25.688554][  T574]  ? 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))
[   25.688740][  T574]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.688934][  T574]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.689117][  T574]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.689307][  T574]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   25.689510][  T574]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   25.689694][  T574]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   25.689887][  T574]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   25.690071][  T574]  ? copy_msghdr_from_user (net/socket.c:2635)
[   25.690254][  T574]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   25.690662][  T574]  ? move_addr_to_kernel (net/socket.c:258)
[   25.690857][  T574]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.691044][  T574]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.691231][  T574]  ___sys_sendmsg (net/socket.c:2752)
[   25.691435][  T574]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   25.691652][  T574]  ? copy_msghdr_from_user (net/socket.c:2603)
[   25.691858][  T574]  __sys_sendmsg (net/socket.c:2784)
[   25.692043][  T574]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   25.692225][  T574]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   25.692469][  T574]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   25.692655][  T574]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.692848][  T574]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   25.693033][  T574]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   25.693362][  T574]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   25.693553][  T574]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.693768][  T574] RIP: 0033:0x7f120708608e
[   25.693969][  T574] 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
[   25.694503][  T574] RSP: 002b:00007fff7b948ad0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   25.694894][  T574] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f120708608e
[   25.695142][  T574] RDX: 0000000000000000 RSI: 00007fff7b948b80 RDI: 0000000000000005
[   25.695416][  T574] RBP: 00007fff7b948ae0 R08: 0000000000000000 R09: 0000000000000000
[   25.695665][  T574] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d092
[   25.700728][  T574] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff7b949240
| [   25.769569][  T577] ------------[ cut here ]------------
| [   25.769762][  T577] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/577
| [   25.770047][  T577] Modules linked in: vxlan
| [   25.770567][  T577] Tainted: [W]=WARN
[   25.770716][  T577] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.770941][  T577] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.771165][  T577] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.771692][  T577] RSP: 0018:ffa0000001166ff8 EFLAGS: 00010286
[   25.771918][  T577] RAX: 00000000ffffffa6 RBX: ff110000132d9c40 RCX: 1ff400000022cdc5
[   25.772162][  T577] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000132d9cfc
[   25.772424][  T577] RBP: ff11000019da9000 R08: 1fe220000265b3a1 R09: ff110000116e2e58
[   25.772668][  T577] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   25.772919][  T577] R13: 0000000000000000 R14: ffa0000001167140 R15: ff11000013f8bbd0
[   25.773165][  T577] FS:  00007fac2ad7e840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   25.773466][  T577] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.773681][  T577] CR2: 000000000f5c7988 CR3: 0000000017535005 CR4: 0000000000771ef0
[   25.773933][  T577] PKRU: 55555554
[   25.774083][  T577] Call Trace:
[   25.774232][  T577]  <TASK>
[   25.774370][  T577]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   25.774556][  T577]  __dev_change_net_namespace (net/core/dev.c:12635)
[   25.774772][  T577]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.774968][  T577]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.775155][  T577]  ? default_device_exit_batch (net/core/dev.c:13091)
[   25.775402][  T577]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.775585][  T577]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.775768][  T577]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.775961][  T577]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   25.776146][  T577]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   25.776350][  T577]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   25.776536][  T577]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   25.776719][  T577]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   25.776913][  T577]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   25.777126][  T577]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   25.777331][  T577]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.777514][  T577]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   25.777696][  T577]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.777890][  T577]  ? __kernel_text_address (kernel/extable.c:79)
[   25.778076][  T577]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.778259][  T577]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.778460][  T577]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   25.778641][  T577]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.778831][  T577]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.779013][  T577]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.779192][  T577]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.779393][  T577]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   25.779577][  T577]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   25.779758][  T577]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   25.779949][  T577]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   25.780133][  T577]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   25.780334][  T577]  ? nla_get_range_signed (lib/nlattr.c:270)
[   25.780518][  T577]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   25.780705][  T577]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   25.780897][  T577]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.781079][  T577]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.781262][  T577]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.781462][  T577]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   25.781644][  T577]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.781836][  T577]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.782017][  T577]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.782198][  T577]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.782398][  T577]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.782583][  T577]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.782764][  T577]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   25.782955][  T577]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.783135][  T577]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.783333][  T577]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.783515][  T577]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.783694][  T577]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.783890][  T577]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   25.784072][  T577]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.784255][  T577]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.784462][  T577]  ? 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))
[   25.784644][  T577]  ? 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))
[   25.784836][  T577]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.785020][  T577]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.785202][  T577]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.785403][  T577]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   25.785587][  T577]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   25.785768][  T577]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   25.785962][  T577]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   25.786145][  T577]  ? copy_msghdr_from_user (net/socket.c:2635)
[   25.786348][  T577]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   25.786558][  T577]  ? move_addr_to_kernel (net/socket.c:258)
[   25.786741][  T577]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.786932][  T577]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.787116][  T577]  ___sys_sendmsg (net/socket.c:2752)
[   25.787297][  T577]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   25.787526][  T577]  ? copy_msghdr_from_user (net/socket.c:2603)
[   25.787720][  T577]  __sys_sendmsg (net/socket.c:2784)
[   25.787913][  T577]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   25.788092][  T577]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   25.788329][  T577]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   25.788512][  T577]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.788696][  T577]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   25.788886][  T577]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   25.789069][  T577]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   25.789250][  T577]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.789481][  T577] RIP: 0033:0x7fac2afb808e
[   25.789668][  T577] 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
[   25.790190][  T577] RSP: 002b:00007ffdfea0d2a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   25.790457][  T577] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fac2afb808e
[   25.790698][  T577] RDX: 0000000000000000 RSI: 00007ffdfea0d350 RDI: 0000000000000005
[   25.790960][  T577] RBP: 00007ffdfea0d2b0 R08: 0000000000000000 R09: 0000000000000000
[   25.791209][  T577] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d092
[   25.791474][  T577] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdfea0da10
| [   25.794529][  T577] ------------[ cut here ]------------
| [   25.794706][  T577] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/577
| [   25.794993][  T577] Modules linked in: vxlan
| [   25.795522][  T577] Tainted: [W]=WARN
[   25.795672][  T577] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.795897][  T577] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.796119][  T577] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.796656][  T577] RSP: 0018:ffa0000001166fc0 EFLAGS: 00010286
[   25.796885][  T577] RAX: 00000000ffffffa6 RBX: ff110000027863c0 RCX: 1ff400000022cdbe
[   25.797131][  T577] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278647c
[   25.797395][  T577] RBP: ff11000019da9000 R08: 1fe22000004f0c91 R09: ff110000116e2e58
[   25.797645][  T577] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   25.797897][  T577] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013f8bbd0
[   25.798144][  T577] FS:  00007fac2ad7e840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   25.798443][  T577] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.798662][  T577] CR2: 000000000f5c7988 CR3: 0000000017535005 CR4: 0000000000771ef0
[   25.798920][  T577] PKRU: 55555554
[   25.799069][  T577] Call Trace:
[   25.799218][  T577]  <TASK>
[   25.799359][  T577]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.799543][  T577]  ? notifier_call_chain (kernel/notifier.c:85)
[   25.799727][  T577]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.799894][  T577]  __dev_change_net_namespace (net/core/dev.c:12695)
[   25.800108][  T577]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.800290][  T577]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.800488][  T577]  ? default_device_exit_batch (net/core/dev.c:13091)
[   25.800702][  T577]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.800891][  T577]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.801075][  T577]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.801262][  T577]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   25.801464][  T577]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   25.801647][  T577]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   25.801838][  T577]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   25.802024][  T577]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   25.802209][  T577]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   25.802442][  T577]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   25.802629][  T577]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.802819][  T577]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   25.803002][  T577]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.803183][  T577]  ? __kernel_text_address (kernel/extable.c:79)
[   25.803389][  T577]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.803576][  T577]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.803758][  T577]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   25.803951][  T577]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.804135][  T577]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.804335][  T577]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.804516][  T577]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.804704][  T577]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   25.804912][  T577]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   25.805093][  T577]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   25.805280][  T577]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   25.805484][  T577]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   25.805668][  T577]  ? nla_get_range_signed (lib/nlattr.c:270)
[   25.805865][  T577]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   25.806051][  T577]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   25.806238][  T577]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.806433][  T577]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.806617][  T577]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.806810][  T577]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   25.806992][  T577]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.807177][  T577]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.807376][  T577]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.807559][  T577]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.807742][  T577]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.807933][  T577]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.808115][  T577]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   25.808300][  T577]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.808497][  T577]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.808679][  T577]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.808870][  T577]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.809050][  T577]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.809233][  T577]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   25.809432][  T577]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.809615][  T577]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.809810][  T577]  ? 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))
[   25.809991][  T577]  ? 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))
[   25.810177][  T577]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.810403][  T577]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.810594][  T577]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.810778][  T577]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   25.810969][  T577]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   25.811159][  T577]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   25.811365][  T577]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   25.811548][  T577]  ? copy_msghdr_from_user (net/socket.c:2635)
[   25.811729][  T577]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   25.811949][  T577]  ? move_addr_to_kernel (net/socket.c:258)
[   25.812133][  T577]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.812334][  T577]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.812522][  T577]  ___sys_sendmsg (net/socket.c:2752)
[   25.812708][  T577]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   25.812930][  T577]  ? copy_msghdr_from_user (net/socket.c:2603)
[   25.813125][  T577]  __sys_sendmsg (net/socket.c:2784)
[   25.813330][  T577]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   25.813511][  T577]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   25.813729][  T577]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   25.813924][  T577]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.814107][  T577]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   25.814292][  T577]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   25.814488][  T577]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   25.814670][  T577]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.814892][  T577] RIP: 0033:0x7fac2afb808e
[   25.815079][  T577] 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
[   25.815618][  T577] RSP: 002b:00007ffdfea0d2a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   25.815874][  T577] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fac2afb808e
[   25.816116][  T577] RDX: 0000000000000000 RSI: 00007ffdfea0d350 RDI: 0000000000000005
[   25.816387][  T577] RBP: 00007ffdfea0d2b0 R08: 0000000000000000 R09: 0000000000000000
[   25.816631][  T577] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d092
[   25.816882][  T577] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdfea0da10
| [   25.858173][  T578] ------------[ cut here ]------------
| [   25.858455][  T578] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/578
| [   25.858690][  T578] Modules linked in: vxlan
| [   25.859108][  T578] Tainted: [W]=WARN
[   25.859211][  T578] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.859387][  T578] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.859561][  T578] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.860039][  T578] RSP: 0018:ffa00000011c7020 EFLAGS: 00010286
[   25.860207][  T578] RAX: 00000000ffffffa6 RBX: ff11000013758040 RCX: 1ff4000000238dca
[   25.860417][  T578] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137580fc
[   25.860615][  T578] RBP: ff11000019d9c000 R08: 1fe22000026eb021 R09: ff1100001360d158
[   25.860822][  T578] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   25.861021][  T578] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   25.861222][  T578] FS:  00007fcb38b4d840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   25.861461][  T578] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.861630][  T578] CR2: 000000002badb988 CR3: 0000000004d6e003 CR4: 0000000000771ef0
[   25.861834][  T578] PKRU: 55555554
[   25.861935][  T578] Call Trace:
[   25.862045][  T578]  <TASK>
[   25.862115][  T578]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.862251][  T578]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.862363][  T578]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   25.862498][  T578]  __dev_notify_flags (net/core/dev.c:9787)
[   25.862632][  T578]  ? netif_change_name (net/core/dev.c:1495)
[   25.862766][  T578]  ? __dev_change_flags (net/core/dev.c:9752)
[   25.862907][  T578]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   25.863041][  T578]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.863177][  T578]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   25.863425][  T578]  netif_change_flags (net/core/dev.c:9820)
[   25.863564][  T578]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   25.863698][  T578]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   25.863853][  T578]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   25.863992][  T578]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   25.864160][  T578]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   25.864296][  T578]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.864439][  T578]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   25.864574][  T578]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.864710][  T578]  ? __kernel_text_address (kernel/extable.c:79)
[   25.864850][  T578]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.864984][  T578]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.865118][  T578]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   25.865251][  T578]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.865394][  T578]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.865527][  T578]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.865661][  T578]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.865799][  T578]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   25.865934][  T578]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   25.866068][  T578]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   25.866203][  T578]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   25.866347][  T578]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   25.866483][  T578]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   25.866620][  T578]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   25.866757][  T578]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.866895][  T578]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.867028][  T578]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.867160][  T578]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   25.867296][  T578]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.867439][  T578]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.867571][  T578]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.867705][  T578]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.867845][  T578]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.867978][  T578]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.868115][  T578]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   25.868245][  T578]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.868383][  T578]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.868514][  T578]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.868649][  T578]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.868781][  T578]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.868922][  T578]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   25.869056][  T578]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.869190][  T578]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.869333][  T578]  ? 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))
[   25.869465][  T578]  ? 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))
[   25.869600][  T578]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.869736][  T578]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.869879][  T578]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.870012][  T578]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   25.870149][  T578]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   25.870284][  T578]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   25.870426][  T578]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   25.870559][  T578]  ? copy_msghdr_from_user (net/socket.c:2635)
[   25.870692][  T578]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   25.870864][  T578]  ? move_addr_to_kernel (net/socket.c:258)
[   25.871000][  T578]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.871132][  T578]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.871266][  T578]  ___sys_sendmsg (net/socket.c:2752)
[   25.871407][  T578]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   25.871572][  T578]  ? copy_msghdr_from_user (net/socket.c:2603)
[   25.871716][  T578]  __sys_sendmsg (net/socket.c:2784)
[   25.871856][  T578]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   25.871997][  T578]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   25.872166][  T578]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   25.872303][  T578]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.872444][  T578]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   25.872575][  T578]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   25.872708][  T578]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   25.872846][  T578]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.873011][  T578] RIP: 0033:0x7fcb38d8708e
[   25.873151][  T578] 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
[   25.873634][  T578] RSP: 002b:00007ffd28ad5220 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   25.873844][  T578] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fcb38d8708e
[   25.874043][  T578] RDX: 0000000000000000 RSI: 00007ffd28ad52d0 RDI: 0000000000000005
[   25.874242][  T578] RBP: 00007ffd28ad5230 R08: 0000000000000000 R09: 0000000000000000
[   25.874448][  T578] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d093
[   25.874647][  T578] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd28ad59a0
| [   25.899340][  T579] ------------[ cut here ]------------
| [   25.899530][  T579] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/579
| [   25.899817][  T579] Modules linked in: vxlan
| [   25.900344][  T579] Tainted: [W]=WARN
[   25.900495][  T579] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.900712][  T579] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.900954][  T579] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.901586][  T579] RSP: 0018:ffa0000001257020 EFLAGS: 00010286
[   25.901904][  T579] RAX: 00000000ffffffa6 RBX: ff11000005a14e40 RCX: 1ff400000024adca
[   25.902240][  T579] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005a14efc
[   25.902578][  T579] RBP: ff11000019da9000 R08: 1fe2200000b429e1 R09: ff11000011045158
[   25.902923][  T579] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   25.903257][  T579] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   25.903595][  T579] FS:  00007f5418eb8840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   25.903932][  T579] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.904149][  T579] CR2: 000000001c9a6988 CR3: 0000000017776004 CR4: 0000000000771ef0
[   25.904422][  T579] PKRU: 55555554
[   25.904572][  T579] Call Trace:
[   25.904722][  T579]  <TASK>
[   25.904852][  T579]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.905037][  T579]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.905189][  T579]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   25.905393][  T579]  __dev_notify_flags (net/core/dev.c:9787)
[   25.905582][  T579]  ? netif_change_name (net/core/dev.c:1495)
[   25.905765][  T579]  ? __dev_change_flags (net/core/dev.c:9752)
[   25.905957][  T579]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   25.906141][  T579]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.906344][  T579]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   25.906530][  T579]  netif_change_flags (net/core/dev.c:9820)
[   25.906721][  T579]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   25.906914][  T579]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   25.907102][  T579]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   25.907289][  T579]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   25.907536][  T579]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   25.907722][  T579]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.907917][  T579]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   25.908107][  T579]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.908292][  T579]  ? __kernel_text_address (kernel/extable.c:79)
[   25.908493][  T579]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.908680][  T579]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.908869][  T579]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   25.909055][  T579]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.909239][  T579]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.909444][  T579]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.909628][  T579]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.909818][  T579]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   25.910002][  T579]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   25.910183][  T579]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   25.910389][  T579]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   25.910575][  T579]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   25.910760][  T579]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   25.910961][  T579]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   25.911146][  T579]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.911348][  T579]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.911532][  T579]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.911715][  T579]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   25.911904][  T579]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.912092][  T579]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.912280][  T579]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.912477][  T579]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.912664][  T579]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.912858][  T579]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.913043][  T579]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   25.913230][  T579]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.913433][  T579]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.913618][  T579]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.913813][  T579]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.913995][  T579]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.914180][  T579]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   25.914385][  T579]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.914572][  T579]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.914757][  T579]  ? 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))
[   25.914947][  T579]  ? 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))
[   25.915132][  T579]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.915339][  T579]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.915522][  T579]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.915706][  T579]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   25.915898][  T579]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   25.916082][  T579]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   25.916268][  T579]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   25.916471][  T579]  ? copy_msghdr_from_user (net/socket.c:2635)
[   25.916659][  T579]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   25.916886][  T579]  ? move_addr_to_kernel (net/socket.c:258)
[   25.917075][  T579]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.917257][  T579]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.917463][  T579]  ___sys_sendmsg (net/socket.c:2752)
[   25.917645][  T579]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   25.917870][  T579]  ? copy_msghdr_from_user (net/socket.c:2603)
[   25.918067][  T579]  __sys_sendmsg (net/socket.c:2784)
[   25.918249][  T579]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   25.918447][  T579]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   25.918665][  T579]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   25.918856][  T579]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.919041][  T579]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   25.919224][  T579]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   25.919428][  T579]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   25.919616][  T579]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.919834][  T579] RIP: 0033:0x7f54190f208e
[   25.920022][  T579] 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
[   25.920557][  T579] RSP: 002b:00007ffe469d8600 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   25.920814][  T579] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f54190f208e
[   25.921059][  T579] RDX: 0000000000000000 RSI: 00007ffe469d86b0 RDI: 0000000000000005
[   25.921312][  T579] RBP: 00007ffe469d8610 R08: 0000000000000000 R09: 0000000000000000
[   25.921573][  T579] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d093
[   25.921831][  T579] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe469d8d80
| [   25.924305][   T38] ------------[ cut here ]------------
| [   25.924455][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/38
| [   25.924689][   T38] Modules linked in: vxlan
| [   25.925093][   T38] Tainted: [W]=WARN
[   25.925183][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.925386][   T38] Workqueue: events_unbound linkwatch_event
[   25.925540][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.925695][   T38] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.926127][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   25.926279][   T38] RAX: 00000000ffffffa6 RBX: ff11000012b0a580 RCX: 1ff4000000055f02
[   25.926464][   T38] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0a63c
[   25.926640][   T38] RBP: ff11000019da9000 R08: 1fe22000025614c9 R09: ff11000001da2ea8
[   25.926822][   T38] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   25.926999][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   25.927179][   T38] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   25.927397][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.927550][   T38] CR2: 000000002badb988 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   25.927730][   T38] PKRU: 55555554
[   25.927823][   T38] Call Trace:
[   25.927911][   T38]  <TASK>
[   25.927974][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.928098][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   25.928219][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.928323][   T38]  netif_state_change (net/core/dev.c:1605)
[   25.928442][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   25.928592][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   25.928713][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   25.928837][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.928958][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   25.929077][   T38]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   25.929196][   T38]  process_one_work (kernel/workqueue.c:3314)
[   25.929328][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.929446][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.929569][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.929693][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.929817][   T38]  kthread (kernel/kthread.c:436)
[   25.929908][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.930053][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.930174][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.930298][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.930453][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.930571][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.930690][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.932406][   T38] ------------[ cut here ]------------
| [   25.932542][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/38
| [   25.932779][   T38] Modules linked in: vxlan
| [   25.933180][   T38] Tainted: [W]=WARN
[   25.933275][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.933499][   T38] Workqueue: events_unbound linkwatch_event
[   25.933653][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.933814][   T38] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.934246][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   25.934405][   T38] RAX: 00000000ffffffa6 RBX: ff110000158be200 RCX: 1ff4000000055f02
[   25.934584][   T38] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000158be2bc
[   25.934759][   T38] RBP: ff11000019d9c000 R08: 1fe2200002b17c59 R09: ff11000001da2ea8
[   25.934939][   T38] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   25.935117][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   25.935299][   T38] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   25.935510][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.935658][   T38] CR2: 000000002badb988 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   25.935841][   T38] PKRU: 55555554
[   25.935930][   T38] Call Trace:
[   25.936019][   T38]  <TASK>
[   25.936081][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.936202][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   25.936328][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.936421][   T38]  netif_state_change (net/core/dev.c:1605)
[   25.936539][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   25.936691][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   25.936815][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   25.936933][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.937054][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   25.937173][   T38]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   25.937295][   T38]  process_one_work (kernel/workqueue.c:3314)
[   25.937422][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   25.937542][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.937665][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   25.937793][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   25.937911][   T38]  kthread (kernel/kthread.c:436)
[   25.938003][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.938149][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.938273][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.938401][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   25.938548][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.938666][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   25.938790][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.960814][  T580] ------------[ cut here ]------------
| [   25.960947][  T580] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/580
| [   25.961179][  T580] Modules linked in: vxlan
| [   25.961603][  T580] Tainted: [W]=WARN
[   25.961704][  T580] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.961875][  T580] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.962048][  T580] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.962622][  T580] RSP: 0018:ffa00000011c6ee0 EFLAGS: 00010286
[   25.962795][  T580] RAX: 00000000ffffffa6 RBX: ff11000012a60740 RCX: 1ff4000000238da2
[   25.962998][  T580] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012a607fc
[   25.963197][  T580] RBP: ff11000019d9c000 R08: 1fe220000254c101 R09: ff11000015b50b58
[   25.963459][  T580] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   25.963658][  T580] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   25.963863][  T580] FS:  00007f972434b840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   25.964096][  T580] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.964268][  T580] CR2: 000000001ff28988 CR3: 0000000017634003 CR4: 0000000000771ef0
[   25.964556][  T580] PKRU: 55555554
[   25.964734][  T580] Call Trace:
[   25.964841][  T580]  <TASK>
[   25.964910][  T580]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.965044][  T580]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   25.965180][  T580]  notifier_call_chain (kernel/notifier.c:85)
[   25.965404][  T580]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   25.965545][  T580]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.965680][  T580]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   25.965820][  T580]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.965957][  T580]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[   25.966091][  T580]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[   25.966225][  T580]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   25.966427][  T580]  ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:45)
[   25.966563][  T580]  ? netdev_rx_handler_register (net/core/dev.c:5900)
[   25.966697][  T580]  br_add_if (net/bridge/br_if.c:619)
[   25.966809][  T580]  do_set_master (net/core/rtnetlink.c:3011)
[   25.966942][  T580]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   25.967077][  T580]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   25.967215][  T580]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   25.967393][  T580]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   25.967563][  T580]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   25.967695][  T580]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.967833][  T580]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   25.967966][  T580]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.968099][  T580]  ? __kernel_text_address (kernel/extable.c:79)
[   25.968234][  T580]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.968379][  T580]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.968512][  T580]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   25.968646][  T580]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.968778][  T580]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.968916][  T580]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.969049][  T580]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.969183][  T580]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   25.969323][  T580]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   25.969458][  T580]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   25.969591][  T580]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   25.969727][  T580]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   25.969869][  T580]  ? nla_get_range_signed (lib/nlattr.c:270)
[   25.970005][  T580]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   25.970141][  T580]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   25.970281][  T580]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.970419][  T580]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.970553][  T580]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.970686][  T580]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   25.970823][  T580]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.970959][  T580]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.971092][  T580]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.971224][  T580]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.971366][  T580]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.971503][  T580]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.971637][  T580]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   25.971771][  T580]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.971910][  T580]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.972044][  T580]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.972180][  T580]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.972313][  T580]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.972454][  T580]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   25.972589][  T580]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.972724][  T580]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.972867][  T580]  ? 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))
[   25.973001][  T580]  ? 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))
[   25.973137][  T580]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.973277][  T580]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.973423][  T580]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.973561][  T580]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   25.973697][  T580]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   25.973858][  T580]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   25.973999][  T580]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   25.974134][  T580]  ? copy_msghdr_from_user (net/socket.c:2635)
[   25.974271][  T580]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   25.974442][  T580]  ? move_addr_to_kernel (net/socket.c:258)
[   25.974577][  T580]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.974715][  T580]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.974857][  T580]  ___sys_sendmsg (net/socket.c:2752)
[   25.974992][  T580]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   25.975159][  T580]  ? copy_msghdr_from_user (net/socket.c:2603)
[   25.975309][  T580]  __sys_sendmsg (net/socket.c:2784)
[   25.975449][  T580]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   25.975585][  T580]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   25.975756][  T580]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   25.975896][  T580]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.976032][  T580]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   25.976166][  T580]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   25.976304][  T580]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   25.976444][  T580]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.976609][  T580] RIP: 0033:0x7f972458508e
[   25.976750][  T580] 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
[   25.977235][  T580] RSP: 002b:00007ffd088e2960 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   25.977446][  T580] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f972458508e
[   25.977647][  T580] RDX: 0000000000000000 RSI: 00007ffd088e2a10 RDI: 0000000000000005
[   25.977852][  T580] RBP: 00007ffd088e2970 R08: 0000000000000000 R09: 0000000000000000
[   25.978055][  T580] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d093
[   25.978255][  T580] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd088e30e0
| [   25.980120][  T580] ------------[ cut here ]------------
| [   25.980305][  T580] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/580
| [   25.980625][  T580] Modules linked in: vxlan
| [   25.981162][  T580] Tainted: [W]=WARN
[   25.981344][  T580] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.981570][  T580] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.981823][  T580] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.982399][  T580] RSP: 0018:ffa00000011c6ea0 EFLAGS: 00010286
[   25.982627][  T580] RAX: 00000000ffffffa6 RBX: ff11000010e8c040 RCX: 1ff4000000238d9a
[   25.982896][  T580] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010e8c0fc
[   25.983158][  T580] RBP: ff11000019d9c000 R08: 1fe22000021d1821 R09: ff11000015b50b58
[   25.983438][  T580] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   25.983697][  T580] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010a97008
[   25.983969][  T580] FS:  00007f972434b840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   25.984269][  T580] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.984515][  T580] CR2: 000000001c9a6988 CR3: 0000000017634005 CR4: 0000000000771ef0
[   25.984779][  T580] PKRU: 55555554
[   25.984943][  T580] Call Trace:
[   25.985099][  T580]  <TASK>
[   25.985223][  T580]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   25.985444][  T580]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.985640][  T580]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.985808][  T580]  __dev_notify_flags (net/core/dev.c:9787)
[   25.986002][  T580]  ? netdev_notice (net/core/dev.c:13008)
[   25.986198][  T580]  ? netif_change_name (net/core/dev.c:1495)
[   25.986406][  T580]  ? dev_get_min_mp_channel_count (./include/net/netdev_lock.h:30 (discriminator 1))
[   25.986634][  T580]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   25.986838][  T580]  __dev_set_promiscuity (net/core/dev.c:9630)
[   25.987033][  T580]  netif_set_promiscuity (net/core/dev.c:9639)
[   25.987226][  T580]  dev_set_promiscuity (net/core/dev_api.c:288)
[   25.987441][  T580]  br_port_set_promisc (net/bridge/br_if.c:108)
[   25.987634][  T580]  br_manage_promisc (net/bridge/br_if.c:174)
[   25.987835][  T580]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   25.988030][  T580]  br_add_if (net/bridge/br_if.c:242 net/bridge/br_if.c:627)
[   25.988193][  T580]  do_set_master (net/core/rtnetlink.c:3011)
[   25.988406][  T580]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   25.988600][  T580]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   25.988803][  T580]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   25.988999][  T580]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   25.989226][  T580]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   25.989440][  T580]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.989633][  T580]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   25.989835][  T580]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.990028][  T580]  ? __kernel_text_address (kernel/extable.c:79)
[   25.990221][  T580]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.990438][  T580]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.990630][  T580]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   25.990833][  T580]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.991027][  T580]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.991225][  T580]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.991438][  T580]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.991631][  T580]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   25.991833][  T580]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   25.992027][  T580]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   25.992221][  T580]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   25.992438][  T580]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   25.992632][  T580]  ? nla_get_range_signed (lib/nlattr.c:270)
[   25.992839][  T580]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   25.993044][  T580]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   25.993242][  T580]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.993452][  T580]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.993646][  T580]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.993848][  T580]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   25.994043][  T580]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.994246][  T580]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.994454][  T580]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.994647][  T580]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.994851][  T580]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.995051][  T580]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.995248][  T580]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   25.995457][  T580]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.995650][  T580]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.995853][  T580]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.996047][  T580]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.996240][  T580]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.996452][  T580]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   25.996647][  T580]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.996848][  T580]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.997048][  T580]  ? 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))
[   25.997245][  T580]  ? 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))
[   25.997457][  T580]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.997652][  T580]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.997854][  T580]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.998052][  T580]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   25.998249][  T580]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   25.998461][  T580]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   25.998655][  T580]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   25.998863][  T580]  ? copy_msghdr_from_user (net/socket.c:2635)
[   25.999057][  T580]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   25.999285][  T580]  ? move_addr_to_kernel (net/socket.c:258)
[   25.999494][  T580]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.999687][  T580]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.999890][  T580]  ___sys_sendmsg (net/socket.c:2752)
[   26.000086][  T580]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   26.000337][  T580]  ? copy_msghdr_from_user (net/socket.c:2603)
[   26.000543][  T580]  __sys_sendmsg (net/socket.c:2784)
[   26.000737][  T580]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   26.000937][  T580]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   26.001168][  T580]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   26.001383][  T580]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.001578][  T580]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.001773][  T580]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.001975][  T580]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.002169][  T580]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.002414][  T580] RIP: 0033:0x7f972458508e
[   26.002613][  T580] 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
[   26.003177][  T580] RSP: 002b:00007ffd088e2960 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.003463][  T580] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f972458508e
[   26.003723][  T580] RDX: 0000000000000000 RSI: 00007ffd088e2a10 RDI: 0000000000000005
[   26.003996][  T580] RBP: 00007ffd088e2970 R08: 0000000000000000 R09: 0000000000000000
[   26.004262][  T580] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d093
[   26.004542][  T580] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd088e30e0
| [   26.018641][  T580] ------------[ cut here ]------------
| [   26.018776][  T580] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/580
| [   26.019019][  T580] Modules linked in: vxlan
| [   26.019450][  T580] Tainted: [W]=WARN
[   26.019554][  T580] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.019722][  T580] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.019903][  T580] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.020396][  T580] RSP: 0018:ffa00000011c7000 EFLAGS: 00010286
[   26.020577][  T580] RAX: 00000000ffffffa6 RBX: ff11000010e8cac0 RCX: 1ff4000000238dc6
[   26.020780][  T580] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010e8cb7c
[   26.020989][  T580] RBP: ff1100001669a000 R08: 1fe22000021d1971 R09: ff11000015b50b58
[   26.021191][  T580] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   26.021409][  T580] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   26.021611][  T580] FS:  00007f972434b840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   26.021850][  T580] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.022029][  T580] CR2: 000055669eb10d5c CR3: 0000000017634001 CR4: 0000000000771ef0
[   26.022230][  T580] PKRU: 55555554
[   26.022341][  T580] Call Trace:
[   26.022468][  T580]  <TASK>
[   26.022537][  T580]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.022672][  T580]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   26.022814][  T580]  notifier_call_chain (kernel/notifier.c:85)
[   26.022953][  T580]  call_netdevice_notifiers (net/core/dev.c:2287 net/core/dev.c:2301)
[   26.023097][  T580]  ? __dev_open (./include/net/netdev_lock.h:33)
[   26.023233][  T580]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[   26.023378][  T580]  br_add_if (net/bridge/br_if.c:679)
[   26.023482][  T580]  do_set_master (net/core/rtnetlink.c:3011)
[   26.023617][  T580]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   26.023753][  T580]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   26.023895][  T580]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   26.024034][  T580]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   26.024201][  T580]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   26.024346][  T580]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.024481][  T580]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   26.024614][  T580]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.024749][  T580]  ? __kernel_text_address (kernel/extable.c:79)
[   26.024889][  T580]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.025028][  T580]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.025164][  T580]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   26.025304][  T580]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.025445][  T580]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.025581][  T580]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.025720][  T580]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.025866][  T580]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   26.026001][  T580]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   26.026136][  T580]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   26.026275][  T580]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   26.026418][  T580]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   26.026552][  T580]  ? nla_get_range_signed (lib/nlattr.c:270)
[   26.026689][  T580]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   26.026831][  T580]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   26.026967][  T580]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.027101][  T580]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.027235][  T580]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.027379][  T580]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   26.027518][  T580]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.027654][  T580]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.027792][  T580]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.027926][  T580]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.028060][  T580]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.028197][  T580]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.028340][  T580]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   26.028476][  T580]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.028608][  T580]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.028740][  T580]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.028882][  T580]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.029015][  T580]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.029150][  T580]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   26.029290][  T580]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.029430][  T580]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   26.029568][  T580]  ? 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))
[   26.029702][  T580]  ? 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))
[   26.029844][  T580]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.029980][  T580]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.030114][  T580]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.030249][  T580]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   26.030393][  T580]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   26.030527][  T580]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   26.030663][  T580]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   26.030798][  T580]  ? copy_msghdr_from_user (net/socket.c:2635)
[   26.030933][  T580]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   26.031107][  T580]  ? move_addr_to_kernel (net/socket.c:258)
[   26.031243][  T580]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.031389][  T580]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.031527][  T580]  ___sys_sendmsg (net/socket.c:2752)
[   26.031659][  T580]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   26.031831][  T580]  ? copy_msghdr_from_user (net/socket.c:2603)
[   26.032407][  T580]  __sys_sendmsg (net/socket.c:2784)
[   26.032553][  T580]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   26.032685][  T580]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   26.032860][  T580]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   26.032993][  T580]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.033564][  T580]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.033701][  T580]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.033856][  T580]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.034889][  T580]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.035056][  T580] RIP: 0033:0x7f972458508e
[   26.035199][  T580] 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
[   26.035687][  T580] RSP: 002b:00007ffd088e2960 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.035897][  T580] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f972458508e
[   26.036100][  T580] RDX: 0000000000000000 RSI: 00007ffd088e2a10 RDI: 0000000000000005
[   26.036303][  T580] RBP: 00007ffd088e2970 R08: 0000000000000000 R09: 0000000000000000
[   26.036511][  T580] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d093
[   26.036713][  T580] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd088e30e0
| [   26.038379][  T580] ------------[ cut here ]------------
| [   26.038515][  T580] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/580
| [   26.038744][  T580] Modules linked in: vxlan
| [   26.039159][  T580] Tainted: [W]=WARN
[   26.039258][  T580] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.039457][  T580] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.039629][  T580] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.040113][  T580] RSP: 0018:ffa00000011c6f78 EFLAGS: 00010286
[   26.040282][  T580] RAX: 00000000ffffffa6 RBX: ff11000010e8ce40 RCX: 1ff4000000238db5
[   26.040488][  T580] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010e8cefc
[   26.040690][  T580] RBP: ff1100001669a000 R08: 1fe22000021d19e1 R09: ff11000015b50b58
[   26.040896][  T580] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   26.041095][  T580] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[   26.041300][  T580] FS:  00007f972434b840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   26.041545][  T580] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.041712][  T580] CR2: 000055669eb10d5c CR3: 0000000017634001 CR4: 0000000000771ef0
[   26.041921][  T580] PKRU: 55555554
[   26.042021][  T580] Call Trace:
[   26.042122][  T580]  <TASK>
[   26.042191][  T580]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.042334][  T580]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   26.042470][  T580]  notifier_call_chain (kernel/notifier.c:85)
[   26.042607][  T580]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[   26.042777][  T580]  ? netdev_change_features (net/core/dev.c:11117)
[   26.042919][  T580]  ? br_opt_toggle (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:767 net/bridge/br.c:391)
[   26.043056][  T580]  br_add_if (net/bridge/br_if.c:683)
[   26.043162][  T580]  do_set_master (net/core/rtnetlink.c:3011)
[   26.043301][  T580]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   26.043451][  T580]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   26.043588][  T580]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   26.043722][  T580]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   26.043896][  T580]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   26.044030][  T580]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.044167][  T580]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   26.044305][  T580]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.044449][  T580]  ? __kernel_text_address (kernel/extable.c:79)
[   26.044584][  T580]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.044724][  T580]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.044874][  T580]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   26.045010][  T580]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.045146][  T580]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.045280][  T580]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.045419][  T580]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.045555][  T580]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   26.045690][  T580]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   26.045828][  T580]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   26.045963][  T580]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   26.046100][  T580]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   26.046236][  T580]  ? nla_get_range_signed (lib/nlattr.c:270)
[   26.046385][  T580]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   26.046523][  T580]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   26.046662][  T580]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.046798][  T580]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.046932][  T580]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.047070][  T580]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   26.047203][  T580]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.047350][  T580]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.047482][  T580]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.047618][  T580]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.047750][  T580]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.047905][  T580]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.048048][  T580]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   26.048182][  T580]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.048321][  T580]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.048454][  T580]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.048589][  T580]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.048725][  T580]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.048866][  T580]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   26.048999][  T580]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.049134][  T580]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   26.049276][  T580]  ? 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))
[   26.049415][  T580]  ? 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))
[   26.049550][  T580]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.049686][  T580]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.049825][  T580]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.049962][  T580]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   26.050096][  T580]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   26.050230][  T580]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   26.050374][  T580]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   26.050517][  T580]  ? copy_msghdr_from_user (net/socket.c:2635)
[   26.050650][  T580]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   26.050823][  T580]  ? move_addr_to_kernel (net/socket.c:258)
[   26.050958][  T580]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.051093][  T580]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.051229][  T580]  ___sys_sendmsg (net/socket.c:2752)
[   26.051373][  T580]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   26.051543][  T580]  ? copy_msghdr_from_user (net/socket.c:2603)
[   26.051689][  T580]  __sys_sendmsg (net/socket.c:2784)
[   26.051832][  T580]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   26.051967][  T580]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   26.052136][  T580]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   26.052275][  T580]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.052419][  T580]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.052552][  T580]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.052686][  T580]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.052832][  T580]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.053000][  T580] RIP: 0033:0x7f972458508e
[   26.053139][  T580] 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
[   26.053628][  T580] RSP: 002b:00007ffd088e2960 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.053836][  T580] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f972458508e
[   26.054037][  T580] RDX: 0000000000000000 RSI: 00007ffd088e2a10 RDI: 0000000000000005
[   26.054236][  T580] RBP: 00007ffd088e2970 R08: 0000000000000000 R09: 0000000000000000
[   26.054447][  T580] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d093
[   26.054648][  T580] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd088e30e0
| [   26.277596][  T602] ------------[ cut here ]------------
| [   26.277772][  T602] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/602
| [   26.278023][  T602] Modules linked in: vxlan
| [   26.278489][  T602] Tainted: [W]=WARN
[   26.278596][  T602] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.278770][  T602] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.278957][  T602] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.279538][  T602] RSP: 0018:ffa00000011a7090 EFLAGS: 00010286
[   26.279712][  T602] RAX: 00000000ffffffa6 RBX: ff11000012a61c40 RCX: 1ff4000000234dd8
[   26.279931][  T602] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012a61cfc
[   26.280140][  T602] RBP: ff11000019da9000 R08: 1fe220000254c3a1 R09: ff11000010a8d180
[   26.280444][  T602] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   26.280726][  T602] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   26.280944][  T602] FS:  00007fd8cd149840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   26.281187][  T602] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.281450][  T602] CR2: 000000000042e5e0 CR3: 00000000194ac006 CR4: 0000000000771ef0
[   26.281659][  T602] PKRU: 55555554
[   26.281763][  T602] Call Trace:
[   26.281873][  T602]  <TASK>
[   26.281946][  T602]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.282088][  T602]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   26.282228][  T602]  notifier_call_chain (kernel/notifier.c:85)
[   26.282435][  T602]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   26.282576][  T602]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   26.282718][  T602]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   26.282864][  T602]  netdev_upper_dev_link (net/core/dev.c:8972)
[   26.283003][  T602]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   26.283147][  T602]  register_vlan_dev (net/8021q/vlan.c:183)
[   26.283293][  T602]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   26.283492][  T602]  vlan_newlink (net/8021q/vlan_netlink.c:194)
[   26.283631][  T602]  ? nla_strscpy (lib/nlattr.c:795)
[   26.283771][  T602]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   26.283920][  T602]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   26.284059][  T602]  ? __dev_get_by_name (net/core/dev.c:883)
[   26.284197][  T602]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   26.284501][  T602]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   26.284645][  T602]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   26.284791][  T602]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.284930][  T602]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.285068][  T602]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.285206][  T602]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   26.285415][  T602]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.285559][  T602]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.285698][  T602]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.285843][  T602]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   26.285982][  T602]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.286119][  T602]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.286255][  T602]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.286463][  T602]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.286600][  T602]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.286738][  T602]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   26.286883][  T602]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.287021][  T602]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   26.287162][  T602]  ? 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))
[   26.287305][  T602]  ? 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))
[   26.287452][  T602]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.287590][  T602]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.287731][  T602]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.287877][  T602]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   26.288017][  T602]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   26.288156][  T602]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   26.288298][  T602]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   26.288443][  T602]  ? copy_msghdr_from_user (net/socket.c:2635)
[   26.288580][  T602]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   26.288751][  T602]  ? move_addr_to_kernel (net/socket.c:258)
[   26.288899][  T602]  ___sys_sendmsg (net/socket.c:2752)
[   26.289038][  T602]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.289179][  T602]  ? copy_msghdr_from_user (net/socket.c:2603)
[   26.289332][  T602]  ? 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))
[   26.289476][  T602]  __sys_sendmsg (net/socket.c:2784)
[   26.289614][  T602]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   26.289756][  T602]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.289935][  T602]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.290078][  T602]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.290219][  T602]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.290365][  T602]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.290505][  T602]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.290676][  T602] RIP: 0033:0x7fd8cd38308e
[   26.290826][  T602] 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
[   26.291330][  T602] RSP: 002b:00007fff70afa590 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.291542][  T602] RAX: ffffffffffffffda RBX: 00007fff70afad50 RCX: 00007fd8cd38308e
[   26.291786][  T602] RDX: 0000000000000000 RSI: 00007fff70afa640 RDI: 0000000000000005
[   26.292000][  T602] RBP: 00007fff70afa5a0 R08: 0000000000000000 R09: 0000000000000000
[   26.292208][  T602] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d093
[   26.292422][  T602] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff70afad10
| [   26.294097][  T602] ------------[ cut here ]------------
| [   26.294228][  T602] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/602
| [   26.294474][  T602] Modules linked in: vxlan
| [   26.294892][  T602] Tainted: [W]=WARN
[   26.294995][  T602] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.295168][  T602] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.295595][  T602] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.296090][  T602] RSP: 0018:ffa00000011a71b0 EFLAGS: 00010286
[   26.296259][  T602] RAX: 00000000ffffffa6 RBX: ff110000158bee40 RCX: 1ff4000000234dfc
[   26.296468][  T602] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000158beefc
[   26.296670][  T602] RBP: ff1100001a439000 R08: 1fe2200002b17de1 R09: ff11000010a8d180
[   26.296880][  T602] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   26.297112][  T602] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab76b3a0
[   26.297321][  T602] FS:  00007fd8cd149840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   26.297558][  T602] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.297728][  T602] CR2: 000000000042e5e0 CR3: 00000000194ac006 CR4: 0000000000771ef0
[   26.297939][  T602] PKRU: 55555554
[   26.298041][  T602] Call Trace:
[   26.298142][  T602]  <TASK>
[   26.298213][  T602]  ? register_vlan_dev (net/8021q/vlan.c:188)
[   26.298353][  T602]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   26.298490][  T602]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   26.298626][  T602]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   26.298729][  T602]  __dev_notify_flags (net/core/dev.c:9787)
[   26.298872][  T602]  ? netdev_update_features (net/core/dev.c:11098)
[   26.299008][  T602]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[   26.299179][  T602]  ? netif_change_name (net/core/dev.c:1495)
[   26.299321][  T602]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   26.299457][  T602]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   26.299595][  T602]  ? register_vlan_dev (net/8021q/vlan.c:196)
[   26.299733][  T602]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   26.299875][  T602]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   26.300011][  T602]  ? nla_strscpy (lib/nlattr.c:795)
[   26.300147][  T602]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   26.300288][  T602]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   26.300430][  T602]  ? __dev_get_by_name (net/core/dev.c:883)
[   26.300566][  T602]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   26.300712][  T602]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   26.300859][  T602]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   26.300998][  T602]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.301133][  T602]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.301273][  T602]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.301424][  T602]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   26.301559][  T602]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.301698][  T602]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.301842][  T602]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.301978][  T602]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   26.302114][  T602]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.302249][  T602]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.302392][  T602]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.302528][  T602]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.302661][  T602]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.302800][  T602]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   26.302937][  T602]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.303073][  T602]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   26.303213][  T602]  ? 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))
[   26.303356][  T602]  ? 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))
[   26.303494][  T602]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.303632][  T602]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.303769][  T602]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.303912][  T602]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   26.304048][  T602]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   26.304184][  T602]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   26.304329][  T602]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   26.304464][  T602]  ? copy_msghdr_from_user (net/socket.c:2635)
[   26.304602][  T602]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   26.304771][  T602]  ? move_addr_to_kernel (net/socket.c:258)
[   26.304918][  T602]  ___sys_sendmsg (net/socket.c:2752)
[   26.305055][  T602]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.305190][  T602]  ? copy_msghdr_from_user (net/socket.c:2603)
[   26.305342][  T602]  ? 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))
[   26.305479][  T602]  __sys_sendmsg (net/socket.c:2784)
[   26.305615][  T602]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   26.305753][  T602]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.305896][  T602]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.306035][  T602]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.306169][  T602]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.306308][  T602]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.306448][  T602]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.306616][  T602] RIP: 0033:0x7fd8cd38308e
[   26.306755][  T602] 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
[   26.307245][  T602] RSP: 002b:00007fff70afa590 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.307459][  T602] RAX: ffffffffffffffda RBX: 00007fff70afad50 RCX: 00007fd8cd38308e
[   26.307660][  T602] RDX: 0000000000000000 RSI: 00007fff70afa640 RDI: 0000000000000005
[   26.307864][  T602] RBP: 00007fff70afa5a0 R08: 0000000000000000 R09: 0000000000000000
[   26.308067][  T602] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d093
[   26.308299][  T602] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff70afad10
| [   26.369741][  T604] ------------[ cut here ]------------
| [   26.369912][  T604] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/604
| [   26.370153][  T604] Modules linked in: vxlan
| [   26.370583][  T604] Tainted: [W]=WARN
[   26.370686][  T604] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.370863][  T604] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.371040][  T604] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.371539][  T604] RSP: 0018:ffa00000012d7020 EFLAGS: 00010286
[   26.371710][  T604] RAX: 00000000ffffffa6 RBX: ff11000012b0b1c0 RCX: 1ff400000025adca
[   26.371953][  T604] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0b27c
[   26.372154][  T604] RBP: ff1100001a439000 R08: 1fe2200002561651 R09: ff11000016f05158
[   26.372365][  T604] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   26.372567][  T604] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   26.372773][  T604] FS:  00007f10ffe9d840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   26.373022][  T604] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.373190][  T604] CR2: 000000002e58e988 CR3: 0000000019d97006 CR4: 0000000000771ef0
[   26.373399][  T604] PKRU: 55555554
[   26.373502][  T604] Call Trace:
[   26.373603][  T604]  <TASK>
[   26.373672][  T604]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   26.373818][  T604]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   26.373955][  T604]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   26.374059][  T604]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   26.374195][  T604]  __dev_notify_flags (net/core/dev.c:9787)
[   26.374343][  T604]  ? netif_change_name (net/core/dev.c:1495)
[   26.374479][  T604]  ? __dev_change_flags (net/core/dev.c:9752)
[   26.374615][  T604]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   26.374750][  T604]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.374891][  T604]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   26.375032][  T604]  netif_change_flags (net/core/dev.c:9820)
[   26.375169][  T604]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   26.375310][  T604]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   26.375453][  T604]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   26.375589][  T604]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   26.375759][  T604]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   26.375904][  T604]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.376038][  T604]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   26.376171][  T604]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.376311][  T604]  ? __kernel_text_address (kernel/extable.c:79)
[   26.376453][  T604]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.376589][  T604]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.376723][  T604]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   26.376864][  T604]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.377000][  T604]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.377136][  T604]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.377274][  T604]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.377418][  T604]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   26.377555][  T604]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   26.377690][  T604]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   26.377827][  T604]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   26.377965][  T604]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   26.378103][  T604]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   26.378240][  T604]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   26.378459][  T604]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.378671][  T604]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.378813][  T604]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.378948][  T604]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   26.379081][  T604]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.379218][  T604]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.379426][  T604]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.379561][  T604]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.379695][  T604]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.379840][  T604]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.379974][  T604]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   26.380110][  T604]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.380245][  T604]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.380472][  T604]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.380608][  T604]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.380741][  T604]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.380887][  T604]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   26.381020][  T604]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.381157][  T604]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   26.381301][  T604]  ? 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))
[   26.381508][  T604]  ? 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))
[   26.381645][  T604]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.381784][  T604]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.381919][  T604]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.382054][  T604]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   26.382190][  T604]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   26.382398][  T604]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   26.382534][  T604]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   26.382667][  T604]  ? copy_msghdr_from_user (net/socket.c:2635)
[   26.382805][  T604]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   26.382972][  T604]  ? move_addr_to_kernel (net/socket.c:258)
[   26.383107][  T604]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.383242][  T604]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.383407][  T604]  ___sys_sendmsg (net/socket.c:2752)
[   26.383540][  T604]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   26.383707][  T604]  ? copy_msghdr_from_user (net/socket.c:2603)
[   26.383860][  T604]  __sys_sendmsg (net/socket.c:2784)
[   26.383995][  T604]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   26.384129][  T604]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   26.384304][  T604]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   26.384444][  T604]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.384577][  T604]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.384734][  T604]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.384876][  T604]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.385010][  T604]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.385177][  T604] RIP: 0033:0x7f11000d708e
[   26.385327][  T604] 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
[   26.385806][  T604] RSP: 002b:00007ffcab160a10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.386007][  T604] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f11000d708e
[   26.386210][  T604] RDX: 0000000000000000 RSI: 00007ffcab160ac0 RDI: 0000000000000005
[   26.386416][  T604] RBP: 00007ffcab160a20 R08: 0000000000000000 R09: 0000000000000000
[   26.386616][  T604] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d093
[   26.386821][  T604] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcab161190
| [   26.420869][  T605] ------------[ cut here ]------------
| [   26.421069][  T605] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/605
| [   26.421417][  T605] Modules linked in: vxlan
| [   26.421970][  T605] Tainted: [W]=WARN
[   26.422133][  T605] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.422384][  T605] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.422628][  T605] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.423188][  T605] RSP: 0018:ffa00000012d6f70 EFLAGS: 00010286
[   26.423440][  T605] RAX: 00000000ffffffa6 RBX: ff11000011e4a3c0 RCX: 1ff400000025adb4
[   26.423704][  T605] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e4a47c
[   26.423971][  T605] RBP: ff11000008ad1000 R08: 1fe22000023c9491 R09: ff11000016f00b80
[   26.424234][  T605] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   26.424514][  T605] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   26.424779][  T605] FS:  00007ff0ff9a8840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   26.425089][  T605] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.425340][  T605] CR2: 000000000a811a28 CR3: 00000000194aa006 CR4: 0000000000771ef0
[   26.425611][  T605] PKRU: 55555554
[   26.425769][  T605] Call Trace:
[   26.425935][  T605]  <TASK>
[   26.426061][  T605]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.426255][  T605]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   26.426472][  T605]  notifier_call_chain (kernel/notifier.c:85)
[   26.426671][  T605]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   26.426870][  T605]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   26.427068][  T605]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   26.427271][  T605]  netdev_upper_dev_link (net/core/dev.c:8972)
[   26.427482][  T605]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   26.427681][  T605] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   26.427891][  T605]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   26.428094][  T605] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   26.428294][  T605]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   26.428624][  T605]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   26.428905][  T605]  ? nla_strscpy (lib/nlattr.c:795)
[   26.429169][  T605]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   26.429463][  T605]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   26.429770][  T605]  ? __dev_get_by_name (net/core/dev.c:883)
[   26.430110][  T605]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   26.430413][  T605]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   26.430722][  T605]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   26.431011][  T605]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.431218][  T605]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.431435][  T605]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.431630][  T605]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   26.431832][  T605]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.432033][  T605]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.432229][  T605]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.432449][  T605]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   26.432645][  T605]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.432851][  T605]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.433046][  T605]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.433243][  T605]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.433453][  T605]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.433650][  T605]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   26.433852][  T605]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.434051][  T605]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   26.434249][  T605]  ? 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))
[   26.434465][  T605]  ? 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))
[   26.434664][  T605]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.434869][  T605]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.435064][  T605]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.435260][  T605]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   26.435477][  T605]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   26.435676][  T605]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   26.435885][  T605]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   26.436083][  T605]  ? copy_msghdr_from_user (net/socket.c:2635)
[   26.436281][  T605]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   26.436523][  T605]  ? move_addr_to_kernel (net/socket.c:258)
[   26.436720][  T605]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.436926][  T605]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.437129][  T605]  ___sys_sendmsg (net/socket.c:2752)
[   26.437344][  T605]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   26.437577][  T605]  ? copy_msghdr_from_user (net/socket.c:2603)
[   26.437793][  T605]  __sys_sendmsg (net/socket.c:2784)
[   26.437988][  T605]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   26.438179][  T605]  ? vfs_write (./include/linux/fsnotify.h:96 ./include/linux/fsnotify.h:113 ./include/linux/fsnotify.h:127 ./include/linux/fsnotify.h:116 ./include/linux/fsnotify.h:433 fs/read_write.c:692)
[   26.438399][  T605]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   26.438619][  T605]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.438822][  T605]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.439018][  T605]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.439212][  T605]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.439429][  T605]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.439660][  T605] RIP: 0033:0x7ff0ffbe208e
[   26.439868][  T605] 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
[   26.440443][  T605] RSP: 002b:00007ffcdb59de50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.440709][  T605] RAX: ffffffffffffffda RBX: 00007ffcdb59e5f8 RCX: 00007ff0ffbe208e
[   26.440981][  T605] RDX: 0000000000000000 RSI: 00007ffcdb59df00 RDI: 0000000000000005
[   26.441248][  T605] RBP: 00007ffcdb59de60 R08: 0000000000000000 R09: 0000000000000000
[   26.441528][  T605] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d093
[   26.441798][  T605] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcdb59e5d0
| [   26.443969][  T605] ------------[ cut here ]------------
| [   26.444120][  T605] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/605
| [   26.444379][  T605] Modules linked in: vxlan
| [   26.444826][  T605] Tainted: [W]=WARN
[   26.444935][  T605] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.445114][  T605] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.445304][  T605] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.445828][  T605] RSP: 0018:ffa00000012d6fd0 EFLAGS: 00010286
[   26.446009][  T605] RAX: 00000000ffffffa6 RBX: ff1100001371ae40 RCX: 1ff400000025adc0
[   26.446220][  T605] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001371aefc
[   26.446443][  T605] RBP: ff11000019ff2000 R08: 1fe22000026e35e1 R09: ff11000016f00b80
[   26.446657][  T605] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   26.446878][  T605] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000019ff2e44
[   26.447095][  T605] FS:  00007ff0ff9a8840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   26.447358][  T605] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.447540][  T605] CR2: 000000002e58e988 CR3: 00000000194aa001 CR4: 0000000000771ef0
[   26.447756][  T605] PKRU: 55555554
[   26.447867][  T605] Call Trace:
[   26.447981][  T605]  <TASK>
[   26.448056][  T605]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   26.448204][  T605]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   26.448324][  T605]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   26.448471][  T605]  __dev_notify_flags (net/core/dev.c:9787)
[   26.448619][  T605]  ? netif_change_name (net/core/dev.c:1495)
[   26.448765][  T605]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   26.448916][  T605]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   26.449061][  T605]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   26.449206][  T605] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   26.449365][  T605]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   26.449517][  T605] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   26.449664][  T605]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   26.449819][  T605]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   26.449975][  T605]  ? nla_strscpy (lib/nlattr.c:795)
[   26.450125][  T605]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   26.450276][  T605]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   26.450428][  T605]  ? __dev_get_by_name (net/core/dev.c:883)
[   26.450569][  T605]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   26.450724][  T605]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   26.450877][  T605]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   26.451023][  T605]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.451165][  T605]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.451320][  T605]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.451464][  T605]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   26.451606][  T605]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.451756][  T605]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.451905][  T605]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.452048][  T605]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   26.452190][  T605]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.452342][  T605]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.452486][  T605]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.452630][  T605]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.452773][  T605]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.452925][  T605]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   26.453068][  T605]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.453212][  T605]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   26.453370][  T605]  ? 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))
[   26.453513][  T605]  ? 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))
[   26.453658][  T605]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.453805][  T605]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.453951][  T605]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.454097][  T605]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   26.454243][  T605]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   26.454397][  T605]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   26.454545][  T605]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   26.454688][  T605]  ? copy_msghdr_from_user (net/socket.c:2635)
[   26.454836][  T605]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   26.455015][  T605]  ? move_addr_to_kernel (net/socket.c:258)
[   26.455162][  T605]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.455311][  T605]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.455463][  T605]  ___sys_sendmsg (net/socket.c:2752)
[   26.455606][  T605]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   26.455789][  T605]  ? copy_msghdr_from_user (net/socket.c:2603)
[   26.455946][  T605]  __sys_sendmsg (net/socket.c:2784)
[   26.456091][  T605]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   26.456237][  T605]  ? vfs_write (./include/linux/fsnotify.h:96 ./include/linux/fsnotify.h:113 ./include/linux/fsnotify.h:127 ./include/linux/fsnotify.h:116 ./include/linux/fsnotify.h:433 fs/read_write.c:692)
[   26.456394][  T605]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   26.456537][  T605]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.456681][  T605]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.456828][  T605]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.456973][  T605]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.457117][  T605]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.457297][  T605] RIP: 0033:0x7ff0ffbe208e
[   26.457455][  T605] 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
[   26.457970][  T605] RSP: 002b:00007ffcdb59de50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.458185][  T605] RAX: ffffffffffffffda RBX: 00007ffcdb59e5f8 RCX: 00007ff0ffbe208e
[   26.458409][  T605] RDX: 0000000000000000 RSI: 00007ffcdb59df00 RDI: 0000000000000005
[   26.458622][  T605] RBP: 00007ffcdb59de60 R08: 0000000000000000 R09: 0000000000000000
[   26.458841][  T605] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d093
[   26.459056][  T605] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcdb59e5d0
| [   26.491447][  T606] ------------[ cut here ]------------
| [   26.491592][  T606] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/606
| [   26.491825][  T606] Modules linked in: vxlan
| [   26.492226][  T606] Tainted: [W]=WARN
[   26.492336][  T606] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.492507][  T606] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.492679][  T606] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.493152][  T606] RSP: 0018:ffa00000012e7150 EFLAGS: 00010286
[   26.493326][  T606] RAX: 00000000ffffffa6 RBX: ff1100001371bc40 RCX: 1ff400000025cdf0
[   26.493523][  T606] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001371bcfc
[   26.493719][  T606] RBP: ff1100001669a000 R08: 1fe22000026e37a1 R09: ff11000015c42e58
[   26.493920][  T606] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   26.494112][  T606] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000014f06a40
[   26.494312][  T606] FS:  00007f6e5e00c840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   26.494563][  T606] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.494731][  T606] CR2: 00000000004ec918 CR3: 0000000019d96003 CR4: 0000000000771ef0
[   26.494934][  T606] PKRU: 55555554
[   26.495031][  T606] Call Trace:
[   26.495129][  T606]  <TASK>
[   26.495197][  T606]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   26.495339][  T606]  ? notifier_call_chain (kernel/notifier.c:85)
[   26.495474][  T606]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   26.495580][  T606]  netif_state_change (net/core/dev.c:1605)
[   26.495713][  T606]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   26.495881][  T606]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6))
[   26.496045][  T606]  linkwatch_sync_dev (net/core/link_watch.c:295)
[   26.496177][  T606]  rtnl_getlink (net/core/rtnetlink.c:4273)
[   26.496312][  T606]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.496448][  T606]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.496579][  T606]  ? rtnl_dump_ifinfo (./include/net/netlink.h:1236)
[   26.496710][  T606]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   26.496846][  T606]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.496976][  T606]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.497124][  T606]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.497255][  T606]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.497486][  T606]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   26.497697][  T606]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.497836][  T606]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.497969][  T606]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.498101][  T606]  ? rtnl_dump_ifinfo (./include/net/netlink.h:1236)
[   26.498232][  T606]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   26.498444][  T606]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.498582][  T606]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.498715][  T606]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.498853][  T606]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.498986][  T606]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.499118][  T606]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   26.499249][  T606]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.499472][  T606]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   26.499607][  T606]  ? 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))
[   26.499737][  T606]  ? 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))
[   26.499878][  T606]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.500013][  T606]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.500146][  T606]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.500281][  T606]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   26.500501][  T606]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   26.500634][  T606]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   26.500768][  T606]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   26.500909][  T606]  ? copy_msghdr_from_user (net/socket.c:2635)
[   26.501040][  T606]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   26.501204][  T606]  ? move_addr_to_kernel (net/socket.c:258)
[   26.501406][  T606]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   26.501538][  T606]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   26.501716][  T606]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   26.501852][  T606]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   26.502016][  T606]  ___sys_sendmsg (net/socket.c:2752)
[   26.502148][  T606]  ? copy_msghdr_from_user (net/socket.c:2603)
[   26.502281][  T606]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.502426][  T606]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   26.502558][  T606]  ? do_getsockname (net/socket.c:2192)
[   26.502690][  T606]  __sys_sendmsg (net/socket.c:2784)
[   26.502827][  T606]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   26.502961][  T606]  ? __sys_getsockname (net/socket.c:2210)
[   26.503091][  T606]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.503225][  T606]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.503364][  T606]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.503495][  T606]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.503627][  T606]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.503794][  T606] RIP: 0033:0x7f6e5e24608e
[   26.503934][  T606] 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
[   26.504412][  T606] RSP: 002b:00007fffa508db70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.504607][  T606] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6e5e24608e
[   26.504809][  T606] RDX: 0000000000000000 RSI: 00007fffa508dc20 RDI: 0000000000000006
[   26.505006][  T606] RBP: 00007fffa508db80 R08: 0000000000000000 R09: 0000000000000000
[   26.505200][  T606] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d093
[   26.505405][  T606] R13: 00007fffa508dcd0 R14: 00007fffa508f918 R15: 00000000fffffff5
| [   26.517912][  T606] ------------[ cut here ]------------
| [   26.518080][  T606] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/606
| [   26.518597][  T606] Modules linked in: vxlan
| [   26.519016][  T606] Tainted: [W]=WARN
[   26.519118][  T606] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.519292][  T606] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.519479][  T606] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.519972][  T606] RSP: 0018:ffa00000012e6ee0 EFLAGS: 00010286
[   26.520142][  T606] RAX: 00000000ffffffa6 RBX: ff1100000549c900 RCX: 1ff400000025cda2
[   26.520352][  T606] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000549c9bc
[   26.520550][  T606] RBP: ff11000019ff2000 R08: 1fe2200000a93939 R09: ff11000015c42e58
[   26.520751][  T606] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   26.520956][  T606] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   26.521159][  T606] FS:  00007f6e5e00c840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   26.521411][  T606] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.521581][  T606] CR2: 000000002f9a8988 CR3: 0000000019d96003 CR4: 0000000000771ef0
[   26.521787][  T606] PKRU: 55555554
[   26.521889][  T606] Call Trace:
[   26.521989][  T606]  <TASK>
[   26.522059][  T606]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.522195][  T606]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   26.522343][  T606]  notifier_call_chain (kernel/notifier.c:85)
[   26.522482][  T606]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   26.522617][  T606]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.522755][  T606]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   26.522895][  T606]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.523034][  T606]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[   26.523185][  T606]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[   26.523332][  T606]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   26.523469][  T606]  ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:45)
[   26.523605][  T606]  ? netdev_rx_handler_register (net/core/dev.c:5900)
[   26.523742][  T606]  br_add_if (net/bridge/br_if.c:619)
[   26.523853][  T606]  do_set_master (net/core/rtnetlink.c:3011)
[   26.523988][  T606]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   26.524126][  T606]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   26.524270][  T606]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   26.524413][  T606]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   26.524583][  T606]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   26.524717][  T606]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.524857][  T606]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   26.524990][  T606]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.525127][  T606]  ? __kernel_text_address (kernel/extable.c:79)
[   26.525261][  T606]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.525425][  T606]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.525560][  T606]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   26.525695][  T606]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.525836][  T606]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.525970][  T606]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.526105][  T606]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.526244][  T606]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   26.526392][  T606]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   26.526526][  T606]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   26.526661][  T606]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   26.526799][  T606]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   26.526934][  T606]  ? nla_get_range_signed (lib/nlattr.c:270)
[   26.527074][  T606]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   26.527215][  T606]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   26.527362][  T606]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.527496][  T606]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.527631][  T606]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.527764][  T606]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   26.527910][  T606]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.528048][  T606]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.528184][  T606]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.528330][  T606]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.528466][  T606]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.528602][  T606]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.528739][  T606]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   26.528880][  T606]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.529017][  T606]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.529150][  T606]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.529292][  T606]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.529434][  T606]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.529571][  T606]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   26.529706][  T606]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.529849][  T606]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   26.529988][  T606]  ? 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))
[   26.530122][  T606]  ? 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))
[   26.530259][  T606]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.530412][  T606]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.530548][  T606]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.530687][  T606]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   26.530829][  T606]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   26.530965][  T606]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   26.531101][  T606]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   26.531237][  T606]  ? copy_msghdr_from_user (net/socket.c:2635)
[   26.531387][  T606]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   26.531555][  T606]  ? move_addr_to_kernel (net/socket.c:258)
[   26.531692][  T606]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.531829][  T606]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.531965][  T606]  ___sys_sendmsg (net/socket.c:2752)
[   26.532101][  T606]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   26.532273][  T606]  ? copy_msghdr_from_user (net/socket.c:2603)
[   26.532426][  T606]  __sys_sendmsg (net/socket.c:2784)
[   26.532562][  T606]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   26.532695][  T606]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   26.532870][  T606]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   26.533005][  T606]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.533140][  T606]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.533279][  T606]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.533420][  T606]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.533555][  T606]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.533721][  T606] RIP: 0033:0x7f6e5e24608e
[   26.533868][  T606] 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
[   26.534359][  T606] RSP: 002b:00007fffa508f180 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.534564][  T606] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6e5e24608e
[   26.534764][  T606] RDX: 0000000000000000 RSI: 00007fffa508f230 RDI: 0000000000000005
[   26.534970][  T606] RBP: 00007fffa508f190 R08: 0000000000000000 R09: 0000000000000000
[   26.535170][  T606] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d093
[   26.535383][  T606] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa508f900
| [   26.537128][  T606] ------------[ cut here ]------------
| [   26.537271][  T606] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/606
| [   26.537525][  T606] Modules linked in: vxlan
| [   26.537961][  T606] Tainted: [W]=WARN
[   26.538068][  T606] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.538245][  T606] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.538434][  T606] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.538941][  T606] RSP: 0018:ffa00000012e6ea0 EFLAGS: 00010286
[   26.539124][  T606] RAX: 00000000ffffffa6 RBX: ff1100000549dc40 RCX: 1ff400000025cd9a
[   26.539346][  T606] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000549dcfc
[   26.539553][  T606] RBP: ff11000019ff2000 R08: 1fe2200000a93ba1 R09: ff11000015c42e58
[   26.539761][  T606] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[   26.539977][  T606] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001758c008
[   26.540190][  T606] FS:  00007f6e5e00c840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   26.540445][  T606] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.540621][  T606] CR2: 000000002f9a8988 CR3: 0000000019d96003 CR4: 0000000000771ef0
[   26.540835][  T606] PKRU: 55555554
[   26.540942][  T606] Call Trace:
[   26.541050][  T606]  <TASK>
[   26.541123][  T606]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   26.541267][  T606]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   26.541382][  T606]  __dev_notify_flags (net/core/dev.c:9787)
[   26.541523][  T606]  ? netdev_notice (net/core/dev.c:13008)
[   26.541666][  T606]  ? netif_change_name (net/core/dev.c:1495)
[   26.541811][  T606]  ? dev_get_min_mp_channel_count (./include/net/netdev_lock.h:30 (discriminator 1))
[   26.541989][  T606]  ? netif_disable_lro (net/core/dev.c:11098 net/core/dev.c:1830)
[   26.542132][  T606]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   26.542280][  T606]  __dev_set_promiscuity (net/core/dev.c:9630)
[   26.542427][  T606]  netif_set_promiscuity (net/core/dev.c:9639)
[   26.542568][  T606]  dev_set_promiscuity (net/core/dev_api.c:288)
[   26.542712][  T606]  br_port_set_promisc (net/bridge/br_if.c:108)
[   26.542860][  T606]  br_manage_promisc (net/bridge/br_if.c:174)
[   26.543009][  T606]  br_add_if (net/bridge/br_if.c:242 net/bridge/br_if.c:627)
[   26.543121][  T606]  do_set_master (net/core/rtnetlink.c:3011)
[   26.543262][  T606]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   26.543420][  T606]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   26.543562][  T606]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   26.543706][  T606]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   26.543888][  T606]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   26.544031][  T606]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.544176][  T606]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   26.544325][  T606]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.544470][  T606]  ? __kernel_text_address (kernel/extable.c:79)
[   26.544612][  T606]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.544755][  T606]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.544903][  T606]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   26.545046][  T606]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.545190][  T606]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.545342][  T606]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.545484][  T606]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.545625][  T606]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   26.545767][  T606]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   26.545920][  T606]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   26.546065][  T606]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   26.546209][  T606]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   26.546362][  T606]  ? nla_get_range_signed (lib/nlattr.c:270)
[   26.546509][  T606]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   26.546656][  T606]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   26.546805][  T606]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.546946][  T606]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.547086][  T606]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.547228][  T606]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   26.547380][  T606]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.547525][  T606]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.547665][  T606]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.547810][  T606]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.547950][  T606]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.548090][  T606]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.548231][  T606]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   26.548382][  T606]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.548524][  T606]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.548663][  T606]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.548811][  T606]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.548951][  T606]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.549091][  T606]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   26.549230][  T606]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.549380][  T606]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   26.549524][  T606]  ? 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))
[   26.549666][  T606]  ? 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))
[   26.549813][  T606]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.549955][  T606]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.550098][  T606]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.550239][  T606]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   26.550391][  T606]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   26.550532][  T606]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   26.550675][  T606]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   26.550821][  T606]  ? copy_msghdr_from_user (net/socket.c:2635)
[   26.550962][  T606]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   26.551137][  T606]  ? move_addr_to_kernel (net/socket.c:258)
[   26.551283][  T606]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.551431][  T606]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.551575][  T606]  ___sys_sendmsg (net/socket.c:2752)
[   26.551718][  T606]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   26.551900][  T606]  ? copy_msghdr_from_user (net/socket.c:2603)
[   26.552053][  T606]  __sys_sendmsg (net/socket.c:2784)
[   26.552197][  T606]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   26.552348][  T606]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   26.552525][  T606]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   26.552668][  T606]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.552817][  T606]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.552959][  T606]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.553099][  T606]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.553240][  T606]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.553423][  T606] RIP: 0033:0x7f6e5e24608e
[   26.553571][  T606] 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
[   26.554080][  T606] RSP: 002b:00007fffa508f180 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.554294][  T606] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6e5e24608e
[   26.554509][  T606] RDX: 0000000000000000 RSI: 00007fffa508f230 RDI: 0000000000000005
[   26.554718][  T606] RBP: 00007fffa508f190 R08: 0000000000000000 R09: 0000000000000000
[   26.554934][  T606] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d093
[   26.555146][  T606] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa508f900
| [   26.556971][  T606] ------------[ cut here ]------------
| [   26.557100][  T606] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/606
| [   26.557334][  T606] Modules linked in: vxlan
| [   26.557735][  T606] Tainted: [W]=WARN
[   26.557842][  T606] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.558008][  T606] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.558182][  T606] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.558672][  T606] RSP: 0018:ffa00000012e7000 EFLAGS: 00010286
[   26.558844][  T606] RAX: 00000000ffffffa6 RBX: ff11000013a26ac0 RCX: 1ff400000025cdc6
[   26.559044][  T606] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013a26b7c
[   26.559245][  T606] RBP: ff1100001669a000 R08: 1fe2200002744d71 R09: ff11000015c42e58
[   26.559460][  T606] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   26.559659][  T606] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   26.559866][  T606] FS:  00007f6e5e00c840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   26.560099][  T606] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.560270][  T606] CR2: 000000002f9a8988 CR3: 0000000019d96003 CR4: 0000000000771ef0
[   26.560482][  T606] PKRU: 55555554
[   26.560582][  T606] Call Trace:
[   26.560682][  T606]  <TASK>
[   26.560751][  T606]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.560891][  T606]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   26.561030][  T606]  notifier_call_chain (kernel/notifier.c:85)
[   26.561165][  T606]  call_netdevice_notifiers (net/core/dev.c:2287 net/core/dev.c:2301)
[   26.561304][  T606]  ? __dev_open (./include/net/netdev_lock.h:33)
[   26.561447][  T606]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[   26.561584][  T606]  br_add_if (net/bridge/br_if.c:679)
[   26.561688][  T606]  do_set_master (net/core/rtnetlink.c:3011)
[   26.561828][  T606]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   26.561963][  T606]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   26.562098][  T606]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   26.562232][  T606]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   26.562408][  T606]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   26.562546][  T606]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.562678][  T606]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   26.562817][  T606]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.562956][  T606]  ? __kernel_text_address (kernel/extable.c:79)
[   26.563096][  T606]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.563241][  T606]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.563384][  T606]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   26.563522][  T606]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.563654][  T606]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.563793][  T606]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.563926][  T606]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.564064][  T606]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   26.564198][  T606]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   26.564340][  T606]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   26.564474][  T606]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   26.564611][  T606]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   26.564745][  T606]  ? nla_get_range_signed (lib/nlattr.c:270)
[   26.564887][  T606]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   26.565024][  T606]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   26.565159][  T606]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.565296][  T606]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.565442][  T606]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.565576][  T606]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   26.565720][  T606]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.565865][  T606]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.566010][  T606]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.566151][  T606]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.566307][  T606]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.566456][  T606]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.566600][  T606]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   26.566734][  T606]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.566877][  T606]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.567012][  T606]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.567147][  T606]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.567282][  T606]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.567423][  T606]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   26.567563][  T606]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.567696][  T606]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   26.567843][  T606]  ? 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))
[   26.567976][  T606]  ? 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))
[   26.568111][  T606]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.568247][  T606]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.568389][  T606]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.568523][  T606]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   26.568658][  T606]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   26.568797][  T606]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   26.568936][  T606]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   26.569070][  T606]  ? copy_msghdr_from_user (net/socket.c:2635)
[   26.569206][  T606]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   26.569384][  T606]  ? move_addr_to_kernel (net/socket.c:258)
[   26.569520][  T606]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.569657][  T606]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.569813][  T606]  ___sys_sendmsg (net/socket.c:2752)
[   26.569947][  T606]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   26.570113][  T606]  ? copy_msghdr_from_user (net/socket.c:2603)
[   26.570258][  T606]  __sys_sendmsg (net/socket.c:2784)
[   26.570399][  T606]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   26.570532][  T606]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   26.570699][  T606]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   26.570837][  T606]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.570974][  T606]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.571108][  T606]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.571242][  T606]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.571384][  T606]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.571553][  T606] RIP: 0033:0x7f6e5e24608e
[   26.571694][  T606] 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
[   26.572176][  T606] RSP: 002b:00007fffa508f180 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.572389][  T606] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6e5e24608e
[   26.572595][  T606] RDX: 0000000000000000 RSI: 00007fffa508f230 RDI: 0000000000000005
[   26.572797][  T606] RBP: 00007fffa508f190 R08: 0000000000000000 R09: 0000000000000000
[   26.572994][  T606] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d093
[   26.573190][  T606] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa508f900
| [   26.574973][  T606] ------------[ cut here ]------------
| [   26.575110][  T606] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/606
| [   26.575358][  T606] Modules linked in: vxlan
| [   26.575786][  T606] Tainted: [W]=WARN
[   26.575890][  T606] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.576065][  T606] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.576245][  T606] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.576818][  T606] RSP: 0018:ffa00000012e6e20 EFLAGS: 00010286
[   26.576993][  T606] RAX: 00000000ffffffa6 RBX: ff11000013a26740 RCX: 1ff400000025cd8a
[   26.577198][  T606] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013a267fc
[   26.577468][  T606] RBP: ff1100001669a000 R08: 1fe2200002744d01 R09: ff11000015c42e58
[   26.577674][  T606] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   26.577895][  T606] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   26.578103][  T606] FS:  00007f6e5e00c840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   26.578373][  T606] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.578546][  T606] CR2: 000000002f9a8988 CR3: 0000000019d96003 CR4: 0000000000771ef0
[   26.578755][  T606] PKRU: 55555554
[   26.578866][  T606] Call Trace:
[   26.578968][  T606]  <TASK>
[   26.579040][  T606]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.579180][  T606]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   26.579329][  T606]  notifier_call_chain (kernel/notifier.c:85)
[   26.579476][  T606]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[   26.579615][  T606]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[   26.579758][  T606]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.579900][  T606]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.580040][  T606]  netif_set_mtu (net/core/dev.c:9910)
[   26.580180][  T606]  ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2))
[   26.580333][  T606]  dev_set_mtu (net/core/dev_api.c:249)
[   26.580438][  T606]  br_mtu_auto_adjust (net/bridge/br_if.c:525 (discriminator 1) net/bridge/br_if.c:514 (discriminator 1))
[   26.580575][  T606]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[   26.580714][  T606]  br_add_if (net/bridge/br_if.c:681)
[   26.580828][  T606]  do_set_master (net/core/rtnetlink.c:3011)
[   26.580966][  T606]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   26.581107][  T606]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   26.581249][  T606]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   26.581398][  T606]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   26.581571][  T606]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   26.581710][  T606]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.581853][  T606]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   26.581990][  T606]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.582128][  T606]  ? __kernel_text_address (kernel/extable.c:79)
[   26.582271][  T606]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.582417][  T606]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.582555][  T606]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   26.582695][  T606]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.582852][  T606]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.582991][  T606]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.583130][  T606]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.583274][  T606]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   26.583420][  T606]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   26.583560][  T606]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   26.583698][  T606]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   26.583843][  T606]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   26.583983][  T606]  ? nla_get_range_signed (lib/nlattr.c:270)
[   26.584124][  T606]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   26.584265][  T606]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   26.584413][  T606]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.584552][  T606]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.584690][  T606]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.584831][  T606]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   26.584970][  T606]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.585112][  T606]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.585249][  T606]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.585396][  T606]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.585535][  T606]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.585675][  T606]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.585820][  T606]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   26.585957][  T606]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.586097][  T606]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.586234][  T606]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.586384][  T606]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.586521][  T606]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.586660][  T606]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   26.586803][  T606]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.586943][  T606]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   26.587086][  T606]  ? 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))
[   26.587226][  T606]  ? 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))
[   26.587378][  T606]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.587517][  T606]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.587656][  T606]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.587797][  T606]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   26.587937][  T606]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   26.588077][  T606]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   26.588219][  T606]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   26.588392][  T606]  ? copy_msghdr_from_user (net/socket.c:2635)
[   26.588558][  T606]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   26.588761][  T606]  ? move_addr_to_kernel (net/socket.c:258)
[   26.591943][  T606]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.592086][  T606]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.592227][  T606]  ___sys_sendmsg (net/socket.c:2752)
[   26.592379][  T606]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   26.592560][  T606]  ? copy_msghdr_from_user (net/socket.c:2603)
[   26.592718][  T606]  __sys_sendmsg (net/socket.c:2784)
[   26.592866][  T606]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   26.593008][  T606]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   26.593190][  T606]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   26.593350][  T606]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.593498][  T606]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.593649][  T606]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.593800][  T606]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.593946][  T606]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.594134][  T606] RIP: 0033:0x7f6e5e24608e
[   26.594291][  T606] 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
[   26.594819][  T606] RSP: 002b:00007fffa508f180 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.595028][  T606] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6e5e24608e
[   26.595243][  T606] RDX: 0000000000000000 RSI: 00007fffa508f230 RDI: 0000000000000005
[   26.595461][  T606] RBP: 00007fffa508f190 R08: 0000000000000000 R09: 0000000000000000
[   26.595675][  T606] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d093
[   26.595895][  T606] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa508f900
| [   26.597592][  T606] ------------[ cut here ]------------
| [   26.597725][  T606] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/606
| [   26.597963][  T606] Modules linked in: vxlan
| [   26.598392][  T606] Tainted: [W]=WARN
[   26.598495][  T606] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.598666][  T606] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.598850][  T606] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.599620][  T606] RSP: 0018:ffa00000012e6f78 EFLAGS: 00010286
[   26.599796][  T606] RAX: 00000000ffffffa6 RBX: ff11000013a26e40 RCX: 1ff400000025cdb5
[   26.599999][  T606] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013a26efc
[   26.600198][  T606] RBP: ff1100001669a000 R08: 1fe2200002744de1 R09: ff11000015c42e58
[   26.600475][  T606] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   26.600677][  T606] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[   26.600886][  T606] FS:  00007f6e5e00c840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   26.601121][  T606] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.601298][  T606] CR2: 000000002f9a8988 CR3: 0000000019d96003 CR4: 0000000000771ef0
[   26.601573][  T606] PKRU: 55555554
[   26.601674][  T606] Call Trace:
[   26.601848][  T606]  <TASK>
[   26.601920][  T606]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.602055][  T606]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   26.602192][  T606]  notifier_call_chain (kernel/notifier.c:85)
[   26.602401][  T606]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[   26.602573][  T606]  ? netdev_change_features (net/core/dev.c:11117)
[   26.602712][  T606]  ? br_opt_toggle (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 net/bridge/br.c:402)
[   26.602855][  T606]  br_add_if (net/bridge/br_if.c:683)
[   26.602961][  T606]  do_set_master (net/core/rtnetlink.c:3011)
[   26.603095][  T606]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   26.603231][  T606]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   26.603444][  T606]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   26.603581][  T606]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   26.603750][  T606]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   26.603896][  T606]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.604030][  T606]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   26.604166][  T606]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.604305][  T606]  ? __kernel_text_address (kernel/extable.c:79)
[   26.604505][  T606]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.604642][  T606]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.604776][  T606]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   26.604919][  T606]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.605057][  T606]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.605191][  T606]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.605390][  T606]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.605526][  T606]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   26.605660][  T606]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   26.605798][  T606]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   26.605937][  T606]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   26.606075][  T606]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   26.606210][  T606]  ? nla_get_range_signed (lib/nlattr.c:270)
[   26.606414][  T606]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   26.606555][  T606]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   26.606691][  T606]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.606830][  T606]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.606967][  T606]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.607105][  T606]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   26.607241][  T606]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.607451][  T606]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.607585][  T606]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.607721][  T606]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.607861][  T606]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.607998][  T606]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.608137][  T606]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   26.608277][  T606]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.608480][  T606]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.608615][  T606]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.608751][  T606]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.608897][  T606]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.609033][  T606]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   26.609171][  T606]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.609378][  T606]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   26.609518][  T606]  ? 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))
[   26.609654][  T606]  ? 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))
[   26.609797][  T606]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.609937][  T606]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.610073][  T606]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.610211][  T606]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   26.610418][  T606]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   26.610556][  T606]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   26.610694][  T606]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   26.610835][  T606]  ? copy_msghdr_from_user (net/socket.c:2635)
[   26.610969][  T606]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   26.611137][  T606]  ? move_addr_to_kernel (net/socket.c:258)
[   26.611279][  T606]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.611485][  T606]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.611621][  T606]  ___sys_sendmsg (net/socket.c:2752)
[   26.611754][  T606]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   26.611927][  T606]  ? copy_msghdr_from_user (net/socket.c:2603)
[   26.612076][  T606]  __sys_sendmsg (net/socket.c:2784)
[   26.612213][  T606]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   26.612414][  T606]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   26.612583][  T606]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   26.612721][  T606]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.612882][  T606]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.613020][  T606]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.613158][  T606]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.613295][  T606]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.613527][  T606] RIP: 0033:0x7f6e5e24608e
[   26.613669][  T606] 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
[   26.614155][  T606] RSP: 002b:00007fffa508f180 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.614423][  T606] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6e5e24608e
[   26.614624][  T606] RDX: 0000000000000000 RSI: 00007fffa508f230 RDI: 0000000000000005
[   26.614831][  T606] RBP: 00007fffa508f190 R08: 0000000000000000 R09: 0000000000000000
[   26.615032][  T606] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d093
[   26.615235][  T606] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa508f900
| [   26.649865][  T607] ------------[ cut here ]------------
| [   26.650030][  T607] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/607
| [   26.650268][  T607] Modules linked in: vxlan
| [   26.650683][  T607] Tainted: [W]=WARN
[   26.650789][  T607] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.650956][  T607] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.651127][  T607] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.651609][  T607] RSP: 0018:ffa00000012e7020 EFLAGS: 00010286
[   26.651775][  T607] RAX: 00000000ffffffa6 RBX: ff11000013a27e00 RCX: 1ff400000025cdca
[   26.651979][  T607] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013a27ebc
[   26.652182][  T607] RBP: ff11000019ff2000 R08: 1fe2200002744fd9 R09: ff11000015b82e58
[   26.652389][  T607] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   26.652602][  T607] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   26.652809][  T607] FS:  00007fe0e00a4840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   26.653046][  T607] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.653215][  T607] CR2: 0000000007165988 CR3: 0000000004bd5002 CR4: 0000000000771ef0
[   26.653427][  T607] PKRU: 55555554
[   26.653527][  T607] Call Trace:
[   26.653627][  T607]  <TASK>
[   26.653696][  T607]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   26.653843][  T607]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   26.653955][  T607]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   26.654146][  T607]  __dev_notify_flags (net/core/dev.c:9787)
[   26.654298][  T607]  ? netif_change_name (net/core/dev.c:1495)
[   26.654438][  T607]  ? __dev_change_flags (net/core/dev.c:9752)
[   26.654576][  T607]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   26.654719][  T607]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.654856][  T607]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   26.654993][  T607]  netif_change_flags (net/core/dev.c:9820)
[   26.655128][  T607]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   26.655262][  T607]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   26.655409][  T607]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   26.655543][  T607]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   26.655711][  T607]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   26.656864][  T607]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.656996][  T607]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   26.657128][  T607]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.657262][  T607]  ? __kernel_text_address (kernel/extable.c:79)
[   26.657407][  T607]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.657544][  T607]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.657677][  T607]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   26.657819][  T607]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.657953][  T607]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.658085][  T607]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.658221][  T607]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.658362][  T607]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   26.658500][  T607]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   26.658633][  T607]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   26.658766][  T607]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   26.658909][  T607]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   26.659047][  T607]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   26.659185][  T607]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   26.659330][  T607]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.659466][  T607]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.659599][  T607]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.659731][  T607]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   26.659867][  T607]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.660002][  T607]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.660135][  T607]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.660281][  T607]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.660420][  T607]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.660556][  T607]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.660690][  T607]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   26.660831][  T607]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.660963][  T607]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.661096][  T607]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.661231][  T607]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.661374][  T607]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.661509][  T607]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   26.661642][  T607]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.661778][  T607]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   26.661920][  T607]  ? 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))
[   26.662053][  T607]  ? 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))
[   26.662189][  T607]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.662331][  T607]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.662466][  T607]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.662604][  T607]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   26.662739][  T607]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   26.662882][  T607]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   26.663019][  T607]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   26.663156][  T607]  ? copy_msghdr_from_user (net/socket.c:2635)
[   26.663295][  T607]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   26.663477][  T607]  ? move_addr_to_kernel (net/socket.c:258)
[   26.663614][  T607]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.663747][  T607]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.663891][  T607]  ___sys_sendmsg (net/socket.c:2752)
[   26.664025][  T607]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   26.664192][  T607]  ? copy_msghdr_from_user (net/socket.c:2603)
[   26.664347][  T607]  __sys_sendmsg (net/socket.c:2784)
[   26.664482][  T607]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   26.664615][  T607]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   26.664796][  T607]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   26.664931][  T607]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.665068][  T607]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.665218][  T607]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.665364][  T607]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.665498][  T607]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.665663][  T607] RIP: 0033:0x7fe0e02de08e
[   26.665830][  T607] 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
[   26.666314][  T607] RSP: 002b:00007fff99a818e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.666521][  T607] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe0e02de08e
[   26.666723][  T607] RDX: 0000000000000000 RSI: 00007fff99a81990 RDI: 0000000000000005
[   26.666928][  T607] RBP: 00007fff99a818f0 R08: 0000000000000000 R09: 0000000000000000
[   26.667129][  T607] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d093
[   26.667339][  T607] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff99a82060
| [   27.029951][  T631] ------------[ cut here ]------------
| [   27.030156][  T631] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/631
| [   27.030790][  T631] Modules linked in: vxlan
| [   27.031238][  T631] Tainted: [W]=WARN
[   27.031361][  T631] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.031544][  T631] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.031763][  T631] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.032291][  T631] RSP: 0018:ffa00000013c7090 EFLAGS: 00010286
[   27.032479][  T631] RAX: 00000000ffffffa6 RBX: ff11000013705c40 RCX: 1ff4000000278dd8
[   27.032692][  T631] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013705cfc
[   27.032914][  T631] RBP: ff11000019da9000 R08: 1fe22000026e0ba1 R09: ff11000014f88b80
[   27.033127][  T631] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   27.033357][  T631] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   27.033576][  T631] FS:  00007f9d28bbf840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   27.033832][  T631] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.034013][  T631] CR2: 00007f9d28db8460 CR3: 00000000164e3005 CR4: 0000000000771ef0
[   27.034232][  T631] PKRU: 55555554
[   27.034350][  T631] Call Trace:
[   27.034457][  T631]  <TASK>
[   27.034534][  T631]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.034679][  T631]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   27.034829][  T631]  notifier_call_chain (kernel/notifier.c:85)
[   27.034975][  T631]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   27.035121][  T631]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   27.035271][  T631]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   27.035425][  T631]  netdev_upper_dev_link (net/core/dev.c:8972)
[   27.035571][  T631]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   27.035716][  T631]  register_vlan_dev (net/8021q/vlan.c:183)
[   27.035866][  T631]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   27.036009][  T631]  vlan_newlink (net/8021q/vlan_netlink.c:194)
[   27.036150][  T631]  ? nla_strscpy (lib/nlattr.c:795)
[   27.036299][  T631]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   27.036450][  T631]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   27.036609][  T631]  ? __dev_get_by_name (net/core/dev.c:883)
[   27.036751][  T631]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   27.036903][  T631]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   27.037050][  T631]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   27.037199][  T631]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.037357][  T631]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.037500][  T631]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.037647][  T631]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.037795][  T631]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.037942][  T631]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.038086][  T631]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.038228][  T631]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.038381][  T631]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.038538][  T631]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.038679][  T631]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.038830][  T631]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.038971][  T631]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.039116][  T631]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.039259][  T631]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.039412][  T631]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.039559][  T631]  ? 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))
[   27.039703][  T631]  ? 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))
[   27.039852][  T631]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.039995][  T631]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.040139][  T631]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.040285][  T631]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   27.040436][  T631]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   27.040580][  T631]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.040727][  T631]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   27.040878][  T631]  ? copy_msghdr_from_user (net/socket.c:2635)
[   27.041020][  T631]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   27.041196][  T631]  ? move_addr_to_kernel (net/socket.c:258)
[   27.041517][  T631]  ___sys_sendmsg (net/socket.c:2752)
[   27.041660][  T631]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.041829][  T631]  ? copy_msghdr_from_user (net/socket.c:2603)
[   27.041984][  T631]  ? 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))
[   27.042131][  T631]  __sys_sendmsg (net/socket.c:2784)
[   27.042279][  T631]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   27.042502][  T631]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.042645][  T631]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.042794][  T631]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.042938][  T631]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.043081][  T631]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.043225][  T631]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.043509][  T631] RIP: 0033:0x7f9d28df908e
[   27.043661][  T631] 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
[   27.044171][  T631] RSP: 002b:00007ffc37b7f1b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.044476][  T631] RAX: ffffffffffffffda RBX: 00007ffc37b7f970 RCX: 00007f9d28df908e
[   27.044687][  T631] RDX: 0000000000000000 RSI: 00007ffc37b7f260 RDI: 0000000000000005
[   27.044904][  T631] RBP: 00007ffc37b7f1c0 R08: 0000000000000000 R09: 0000000000000000
[   27.045116][  T631] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d094
[   27.045389][  T631] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc37b7f930
| [   27.047084][  T631] ------------[ cut here ]------------
| [   27.047235][  T631] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/631
| [   27.047491][  T631] Modules linked in: vxlan
| [   27.047917][  T631] Tainted: [W]=WARN
[   27.048022][  T631] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.048198][  T631] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.048388][  T631] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.048890][  T631] RSP: 0018:ffa00000013c71b0 EFLAGS: 00010286
[   27.049065][  T631] RAX: 00000000ffffffa6 RBX: ff110000129c83c0 RCX: 1ff4000000278dfc
[   27.049282][  T631] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129c847c
[   27.049501][  T631] RBP: ff110000105d9000 R08: 1fe2200002539091 R09: ff11000014f88b80
[   27.049706][  T631] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   27.049918][  T631] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab76b3a0
[   27.050126][  T631] FS:  00007f9d28bbf840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   27.050375][  T631] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.050549][  T631] CR2: 00007f9d28db8460 CR3: 00000000164e3005 CR4: 0000000000771ef0
[   27.050756][  T631] PKRU: 55555554
[   27.050864][  T631] Call Trace:
[   27.050966][  T631]  <TASK>
[   27.051040][  T631]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   27.051180][  T631]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.051328][  T631]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   27.051435][  T631]  __dev_notify_flags (net/core/dev.c:9787)
[   27.051574][  T631]  ? netdev_update_features (net/core/dev.c:11098)
[   27.051712][  T631]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[   27.051889][  T631]  ? netif_change_name (net/core/dev.c:1495)
[   27.052027][  T631]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   27.052166][  T631]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   27.052310][  T631]  ? register_vlan_dev (net/8021q/vlan.c:196)
[   27.052512][  T631]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   27.052652][  T631]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   27.052794][  T631]  ? nla_strscpy (lib/nlattr.c:795)
[   27.052934][  T631]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   27.053074][  T631]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   27.053212][  T631]  ? __dev_get_by_name (net/core/dev.c:883)
[   27.053408][  T631]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   27.053552][  T631]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   27.053695][  T631]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   27.053841][  T631]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.053978][  T631]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.054117][  T631]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.054255][  T631]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.054454][  T631]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.054654][  T631]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.054796][  T631]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.054934][  T631]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.055072][  T631]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.055209][  T631]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.055408][  T631]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.055548][  T631]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.055684][  T631]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.055829][  T631]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.055968][  T631]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.056107][  T631]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.056251][  T631]  ? 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))
[   27.056451][  T631]  ? 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))
[   27.056593][  T631]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.056731][  T631]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.056876][  T631]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.057015][  T631]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   27.057154][  T631]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   27.057299][  T631]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.057509][  T631]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   27.057648][  T631]  ? copy_msghdr_from_user (net/socket.c:2635)
[   27.057791][  T631]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   27.057959][  T631]  ? move_addr_to_kernel (net/socket.c:258)
[   27.058099][  T631]  ___sys_sendmsg (net/socket.c:2752)
[   27.058237][  T631]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.058438][  T631]  ? copy_msghdr_from_user (net/socket.c:2603)
[   27.058586][  T631]  ? 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))
[   27.058729][  T631]  __sys_sendmsg (net/socket.c:2784)
[   27.058876][  T631]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   27.059018][  T631]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.059156][  T631]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.059298][  T631]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.059495][  T631]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.059634][  T631]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.059773][  T631]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.059950][  T631] RIP: 0033:0x7f9d28df908e
[   27.060094][  T631] 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
[   27.060647][  T631] RSP: 002b:00007ffc37b7f1b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.060860][  T631] RAX: ffffffffffffffda RBX: 00007ffc37b7f970 RCX: 00007f9d28df908e
[   27.061064][  T631] RDX: 0000000000000000 RSI: 00007ffc37b7f260 RDI: 0000000000000005
[   27.061269][  T631] RBP: 00007ffc37b7f1c0 R08: 0000000000000000 R09: 0000000000000000
[   27.061536][  T631] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d094
[   27.061742][  T631] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc37b7f930
| [   27.112136][  T633] ------------[ cut here ]------------
| [   27.112301][  T633] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/633
| [   27.112545][  T633] Modules linked in: vxlan
| [   27.112959][  T633] Tainted: [W]=WARN
[   27.113059][  T633] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.113228][  T633] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.113412][  T633] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.113888][  T633] RSP: 0018:ffa00000013e7020 EFLAGS: 00010286
[   27.114055][  T633] RAX: 00000000ffffffa6 RBX: ff110000141abe00 RCX: 1ff400000027cdca
[   27.114255][  T633] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000141abebc
[   27.114459][  T633] RBP: ff110000105d9000 R08: 1fe22000028357d9 R09: ff11000019ca0b58
[   27.114655][  T633] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   27.114860][  T633] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   27.115059][  T633] FS:  00007f2cb9086840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   27.115294][  T633] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.115469][  T633] CR2: 0000000035816988 CR3: 0000000016ddf001 CR4: 0000000000771ef0
[   27.115668][  T633] PKRU: 55555554
[   27.115769][  T633] Call Trace:
[   27.115873][  T633]  <TASK>
[   27.115941][  T633]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   27.116074][  T633]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   27.116209][  T633]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   27.116313][  T633]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   27.116451][  T633]  __dev_notify_flags (net/core/dev.c:9787)
[   27.116586][  T633]  ? netif_change_name (net/core/dev.c:1495)
[   27.116720][  T633]  ? __dev_change_flags (net/core/dev.c:9752)
[   27.116858][  T633]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   27.116990][  T633]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.117123][  T633]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   27.117258][  T633]  netif_change_flags (net/core/dev.c:9820)
[   27.117468][  T633]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   27.117602][  T633]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   27.117739][  T633]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   27.117881][  T633]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   27.118047][  T633]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   27.118180][  T633]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.118425][  T633]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   27.118559][  T633]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.118695][  T633]  ? __kernel_text_address (kernel/extable.c:79)
[   27.118836][  T633]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.118991][  T633]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.119123][  T633]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   27.119256][  T633]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.119470][  T633]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   27.119601][  T633]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.119733][  T633]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.119872][  T633]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   27.120007][  T633]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   27.120138][  T633]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   27.120274][  T633]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   27.120488][  T633]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   27.120624][  T633]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   27.120759][  T633]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   27.120899][  T633]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.121033][  T633]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.121164][  T633]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.121300][  T633]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.121521][  T633]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.121658][  T633]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.121887][  T633]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.122019][  T633]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.122152][  T633]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.122299][  T633]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.122522][  T633]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.122658][  T633]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.122794][  T633]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.122926][  T633]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.123060][  T633]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.123192][  T633]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.123402][  T633]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.123535][  T633]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.123668][  T633]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.123811][  T633]  ? 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))
[   27.123944][  T633]  ? 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))
[   27.124079][  T633]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.124214][  T633]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.124379][  T633]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.124514][  T633]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   27.124650][  T633]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   27.124789][  T633]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.124924][  T633]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   27.125058][  T633]  ? copy_msghdr_from_user (net/socket.c:2635)
[   27.125192][  T633]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   27.125366][  T633]  ? move_addr_to_kernel (net/socket.c:258)
[   27.125504][  T633]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.125638][  T633]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.125773][  T633]  ___sys_sendmsg (net/socket.c:2752)
[   27.125919][  T633]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   27.126087][  T633]  ? copy_msghdr_from_user (net/socket.c:2603)
[   27.126237][  T633]  __sys_sendmsg (net/socket.c:2784)
[   27.126386][  T633]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   27.126521][  T633]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   27.126694][  T633]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   27.126836][  T633]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.126979][  T633]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.127113][  T633]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.127247][  T633]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.127391][  T633]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.127560][  T633] RIP: 0033:0x7f2cb92c008e
[   27.127701][  T633] 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
[   27.128185][  T633] RSP: 002b:00007ffd3384a890 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.128395][  T633] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2cb92c008e
[   27.128598][  T633] RDX: 0000000000000000 RSI: 00007ffd3384a940 RDI: 0000000000000005
[   27.128802][  T633] RBP: 00007ffd3384a8a0 R08: 0000000000000000 R09: 0000000000000000
[   27.129013][  T633] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d094
[   27.129214][  T633] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd3384b010
| [   27.319377][  T639] ------------[ cut here ]------------
| [   27.319556][  T639] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/639
| [   27.319802][  T639] Modules linked in: vxlan
| [   27.320219][  T639] Tainted: [W]=WARN
[   27.320332][  T639] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.320509][  T639] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.320690][  T639] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.321182][  T639] RSP: 0018:ffa00000014471b0 EFLAGS: 00010286
[   27.321446][  T639] RAX: 00000000ffffffa6 RBX: ff110000141aa200 RCX: 1ff4000000288dfc
[   27.321651][  T639] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000141aa2bc
[   27.321862][  T639] RBP: ff11000019cfa000 R08: 1fe2200002835459 R09: ff11000019ca2e80
[   27.322067][  T639] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   27.322277][  T639] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab720900
[   27.322554][  T639] FS:  00007efd5957a840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   27.322805][  T639] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.322977][  T639] CR2: 00007efd598e1ee3 CR3: 0000000015879001 CR4: 0000000000771ef0
[   27.323183][  T639] PKRU: 55555554
[   27.323288][  T639] Call Trace:
[   27.323485][  T639]  <TASK>
[   27.323557][  T639]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   27.323696][  T639]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   27.323808][  T639]  __dev_notify_flags (net/core/dev.c:9787)
[   27.323947][  T639]  ? netif_change_name (net/core/dev.c:1495)
[   27.324085][  T639]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   27.324253][  T639]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   27.324483][  T639]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   27.324620][  T639]  ? br_dev_newlink (net/bridge/br_netlink.c:1604)
[   27.324757][  T639]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   27.324905][  T639]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   27.325042][  T639]  ? __dev_get_by_name (net/core/dev.c:883)
[   27.325179][  T639]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   27.325396][  T639]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   27.325537][  T639]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   27.325673][  T639]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.325816][  T639]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.325951][  T639]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.326087][  T639]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.326224][  T639]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.326449][  T639]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.326586][  T639]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.326722][  T639]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.326861][  T639]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.326995][  T639]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.327130][  T639]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.327273][  T639]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.327469][  T639]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.327606][  T639]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.327742][  T639]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.327882][  T639]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.328021][  T639]  ? 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))
[   27.328156][  T639]  ? 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))
[   27.328298][  T639]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.328494][  T639]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.328631][  T639]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.328793][  T639]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   27.328938][  T639]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   27.329077][  T639]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.329216][  T639]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   27.329415][  T639]  ? copy_msghdr_from_user (net/socket.c:2635)
[   27.329553][  T639]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   27.329722][  T639]  ? move_addr_to_kernel (net/socket.c:258)
[   27.329869][  T639]  ___sys_sendmsg (net/socket.c:2752)
[   27.330004][  T639]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.330140][  T639]  ? copy_msghdr_from_user (net/socket.c:2603)
[   27.330289][  T639]  ? 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))
[   27.330489][  T639]  __sys_sendmsg (net/socket.c:2784)
[   27.330626][  T639]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   27.330765][  T639]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.330911][  T639]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.331053][  T639]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.331190][  T639]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.331388][  T639]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.331525][  T639]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.331694][  T639] RIP: 0033:0x7efd597b408e
[   27.331843][  T639] 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
[   27.332396][  T639] RSP: 002b:00007ffc18a90060 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.332603][  T639] RAX: ffffffffffffffda RBX: 00007ffc18a90808 RCX: 00007efd597b408e
[   27.332810][  T639] RDX: 0000000000000000 RSI: 00007ffc18a90110 RDI: 0000000000000005
[   27.333011][  T639] RBP: 00007ffc18a90070 R08: 0000000000000000 R09: 0000000000000000
[   27.333214][  T639] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d094
[   27.333439][  T639] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc18a907e0
| [   27.358346][  T640] ------------[ cut here ]------------
| [   27.358502][  T640] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/640
| [   27.358737][  T640] Modules linked in: vxlan
| [   27.359146][  T640] Tainted: [W]=WARN
[   27.359246][  T640] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.359494][  T640] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.359669][  T640] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.360161][  T640] RSP: 0018:ffa0000001457020 EFLAGS: 00010286
[   27.360412][  T640] RAX: 00000000ffffffa6 RBX: ff110000141aa3c0 RCX: 1ff400000028adca
[   27.360611][  T640] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000141aa47c
[   27.360812][  T640] RBP: ff11000019cfa000 R08: 1fe2200002835491 R09: ff11000015c45158
[   27.361008][  T640] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   27.361206][  T640] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   27.361468][  T640] FS:  00007fd3e7358840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   27.361757][  T640] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.361929][  T640] CR2: 0000000015f2b988 CR3: 000000001a55f002 CR4: 0000000000771ef0
[   27.362127][  T640] PKRU: 55555554
[   27.362226][  T640] Call Trace:
[   27.362393][  T640]  <TASK>
[   27.362462][  T640]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   27.362598][  T640]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   27.362699][  T640]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   27.362839][  T640]  __dev_notify_flags (net/core/dev.c:9787)
[   27.362982][  T640]  ? netif_change_name (net/core/dev.c:1495)
[   27.363121][  T640]  ? __dev_change_flags (net/core/dev.c:9752)
[   27.363256][  T640]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   27.363447][  T640]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.363582][  T640]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   27.363716][  T640]  netif_change_flags (net/core/dev.c:9820)
[   27.363853][  T640]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   27.363985][  T640]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   27.364119][  T640]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   27.364251][  T640]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   27.364427][  T640]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   27.364558][  T640]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.364689][  T640]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   27.364825][  T640]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.364957][  T640]  ? __kernel_text_address (kernel/extable.c:79)
[   27.365091][  T640]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.365225][  T640]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.365366][  T640]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   27.365499][  T640]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.365632][  T640]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   27.365786][  T640]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.365919][  T640]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.366051][  T640]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   27.366188][  T640]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   27.366329][  T640]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   27.366464][  T640]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   27.366598][  T640]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   27.366741][  T640]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   27.366885][  T640]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   27.367021][  T640]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.367152][  T640]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.367288][  T640]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.367425][  T640]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.367559][  T640]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.367693][  T640]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.367832][  T640]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.367964][  T640]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.368096][  T640]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.368230][  T640]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.368372][  T640]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.368507][  T640]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.368638][  T640]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.368770][  T640]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.368910][  T640]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.369043][  T640]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.369178][  T640]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.369312][  T640]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.369449][  T640]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.369587][  T640]  ? 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))
[   27.369719][  T640]  ? 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))
[   27.369859][  T640]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.369994][  T640]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.370131][  T640]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.370267][  T640]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   27.370409][  T640]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   27.370545][  T640]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.370681][  T640]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   27.370819][  T640]  ? copy_msghdr_from_user (net/socket.c:2635)
[   27.370964][  T640]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   27.371128][  T640]  ? move_addr_to_kernel (net/socket.c:258)
[   27.371262][  T640]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.371404][  T640]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.371543][  T640]  ___sys_sendmsg (net/socket.c:2752)
[   27.371678][  T640]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   27.371848][  T640]  ? copy_msghdr_from_user (net/socket.c:2603)
[   27.371993][  T640]  __sys_sendmsg (net/socket.c:2784)
[   27.372125][  T640]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   27.372257][  T640]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   27.372432][  T640]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   27.372567][  T640]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.372701][  T640]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.372841][  T640]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.372975][  T640]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.373109][  T640]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.373279][  T640] RIP: 0033:0x7fd3e759208e
[   27.373424][  T640] 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
[   27.373907][  T640] RSP: 002b:00007ffd215114c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.374107][  T640] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd3e759208e
[   27.374311][  T640] RDX: 0000000000000000 RSI: 00007ffd21511570 RDI: 0000000000000005
[   27.375114][  T640] RBP: 00007ffd215114d0 R08: 0000000000000000 R09: 0000000000000000
[   27.375324][  T640] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d094
[   27.375523][  T640] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd21511c40
| [   27.425431][  T642] ------------[ cut here ]------------
| [   27.425591][  T642] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/642
| [   27.425842][  T642] Modules linked in: vxlan
| [   27.426271][  T642] Tainted: [W]=WARN
[   27.426392][  T642] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.426564][  T642] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.426740][  T642] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.427234][  T642] RSP: 0018:ffa0000001456e30 EFLAGS: 00010286
[   27.427421][  T642] RAX: 00000000ffffffa6 RBX: ff1100001472a200 RCX: 1ff400000028ad8c
[   27.427625][  T642] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001472a2bc
[   27.427833][  T642] RBP: ff1100001946c000 R08: 1fe22000028e5459 R09: ff11000016c20b80
[   27.428035][  T642] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   27.428241][  T642] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000016da8e84
[   27.428469][  T642] FS:  00007fe0926e7840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   27.428712][  T642] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.428895][  T642] CR2: 00007f18a98a9574 CR3: 000000001a56f003 CR4: 0000000000771ef0
[   27.429102][  T642] PKRU: 55555554
[   27.429205][  T642] Call Trace:
[   27.429311][  T642]  <TASK>
[   27.429390][  T642]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.429529][  T642]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   27.429668][  T642]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   27.429775][  T642]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   27.429920][  T642]  __dev_notify_flags (net/core/dev.c:9787)
[   27.430059][  T642]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   27.430196][  T642]  ? 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)
[   27.430347][  T642]  ? netif_change_name (net/core/dev.c:1495)
[   27.430484][  T642]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   27.430626][  T642]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.430762][  T642]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.430905][  T642]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.431044][  T642]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.431183][  T642]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   27.431331][  T642]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   27.431468][  T642]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   27.431605][  T642]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   27.431746][  T642]  veth_newlink (drivers/net/veth.c:1871)
[   27.431892][  T642]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   27.432029][  T642]  ? kasan_save_stack (mm/kasan/common.c:57)
[   27.432167][  T642]  ? kasan_save_track (mm/kasan/common.c:78)
[   27.432307][  T642]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   27.432465][  T642]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   27.432602][  T642]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   27.432740][  T642]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   27.432881][  T642]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   27.433020][  T642]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   27.433160][  T642]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   27.433353][  T642]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   27.433492][  T642]  ? __dev_get_by_name (net/core/dev.c:883)
[   27.433628][  T642]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   27.433771][  T642]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   27.433918][  T642]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   27.434056][  T642]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.434192][  T642]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.434339][  T642]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.434477][  T642]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.434612][  T642]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.434759][  T642]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.434903][  T642]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.435042][  T642]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.435180][  T642]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.435325][  T642]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.435463][  T642]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.435605][  T642]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.435743][  T642]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.435885][  T642]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.436025][  T642]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.436162][  T642]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.436308][  T642]  ? 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))
[   27.436451][  T642]  ? 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))
[   27.436592][  T642]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.436731][  T642]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.436873][  T642]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.437011][  T642]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   27.437151][  T642]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   27.437293][  T642]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.437438][  T642]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   27.437575][  T642]  ? copy_msghdr_from_user (net/socket.c:2635)
[   27.437713][  T642]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   27.437888][  T642]  ? move_addr_to_kernel (net/socket.c:258)
[   27.438031][  T642]  ___sys_sendmsg (net/socket.c:2752)
[   27.438170][  T642]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.438312][  T642]  ? copy_msghdr_from_user (net/socket.c:2603)
[   27.438464][  T642]  ? 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))
[   27.438605][  T642]  __sys_sendmsg (net/socket.c:2784)
[   27.438743][  T642]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   27.438891][  T642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.439030][  T642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.439171][  T642]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.439311][  T642]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.439454][  T642]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.439592][  T642]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.439762][  T642] RIP: 0033:0x7fe09292108e
[   27.439913][  T642] 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
[   27.440411][  T642] RSP: 002b:00007ffef574d380 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.440618][  T642] RAX: ffffffffffffffda RBX: 00007ffef574db18 RCX: 00007fe09292108e
[   27.440827][  T642] RDX: 0000000000000000 RSI: 00007ffef574d430 RDI: 0000000000000005
[   27.441031][  T642] RBP: 00007ffef574d390 R08: 0000000000000000 R09: 0000000000000000
[   27.441237][  T642] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d094
[   27.441451][  T642] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef574daf0
| [   27.449419][  T642] ------------[ cut here ]------------
| [   27.449570][  T642] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/642
| [   27.449834][  T642] Modules linked in: vxlan
| [   27.450256][  T642] Tainted: [W]=WARN
[   27.450376][  T642] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.450561][  T642] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.450742][  T642] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.451269][  T642] RSP: 0018:ffa00000014571b0 EFLAGS: 00010286
[   27.451456][  T642] RAX: 00000000ffffffa6 RBX: ff11000013597c40 RCX: 1ff400000028adfc
[   27.451664][  T642] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013597cfc
[   27.451878][  T642] RBP: ff11000019474000 R08: 1fe22000026b2fa1 R09: ff11000016c20b80
[   27.452084][  T642] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   27.452298][  T642] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab603b20
[   27.452517][  T642] FS:  00007fe0926e7840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   27.452759][  T642] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.452939][  T642] CR2: 000000000042ebe0 CR3: 000000001a56f003 CR4: 0000000000771ef0
[   27.453146][  T642] PKRU: 55555554
[   27.453249][  T642] Call Trace:
[   27.453362][  T642]  <TASK>
[   27.453452][  T642]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   27.453595][  T642]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   27.453703][  T642]  __dev_notify_flags (net/core/dev.c:9787)
[   27.453850][  T642]  ? netif_change_name (net/core/dev.c:1495)
[   27.453992][  T642]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   27.454130][  T642]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   27.454280][  T642]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   27.454427][  T642]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   27.454571][  T642]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   27.454709][  T642]  ? __dev_get_by_name (net/core/dev.c:883)
[   27.454853][  T642]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   27.454996][  T642]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   27.455141][  T642]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   27.455285][  T642]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.455430][  T642]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.455570][  T642]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.455708][  T642]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.455854][  T642]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.455997][  T642]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.456137][  T642]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.456282][  T642]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.456436][  T642]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.456576][  T642]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.456717][  T642]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.456863][  T642]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.457003][  T642]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.457144][  T642]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.457286][  T642]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.457433][  T642]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.457579][  T642]  ? 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))
[   27.457719][  T642]  ? 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))
[   27.457867][  T642]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.458009][  T642]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.458150][  T642]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.458296][  T642]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   27.458445][  T642]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   27.458595][  T642]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.458738][  T642]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   27.458886][  T642]  ? copy_msghdr_from_user (net/socket.c:2635)
[   27.459027][  T642]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   27.459202][  T642]  ? move_addr_to_kernel (net/socket.c:258)
[   27.459358][  T642]  ___sys_sendmsg (net/socket.c:2752)
[   27.459502][  T642]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.459644][  T642]  ? copy_msghdr_from_user (net/socket.c:2603)
[   27.459799][  T642]  ? 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))
[   27.459942][  T642]  __sys_sendmsg (net/socket.c:2784)
[   27.460083][  T642]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   27.460228][  T642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.460380][  T642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.460521][  T642]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.460662][  T642]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.460810][  T642]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.460954][  T642]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.461127][  T642] RIP: 0033:0x7fe09292108e
[   27.461279][  T642] 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
[   27.461793][  T642] RSP: 002b:00007ffef574d380 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.462009][  T642] RAX: ffffffffffffffda RBX: 00007ffef574db18 RCX: 00007fe09292108e
[   27.462220][  T642] RDX: 0000000000000000 RSI: 00007ffef574d430 RDI: 0000000000000005
[   27.462440][  T642] RBP: 00007ffef574d390 R08: 0000000000000000 R09: 0000000000000000
[   27.462651][  T642] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d094
[   27.462870][  T642] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef574daf0
| [   27.508034][  T643] ------------[ cut here ]------------
| [   27.508209][  T643] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/643
| [   27.508460][  T643] Modules linked in: vxlan
| [   27.508882][  T643] Tainted: [W]=WARN
[   27.508984][  T643] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.509175][  T643] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.509363][  T643] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.509856][  T643] RSP: 0018:ffa0000001466ff8 EFLAGS: 00010286
[   27.510032][  T643] RAX: 00000000ffffffa6 RBX: ff110000129c9c40 RCX: 1ff400000028cdc5
[   27.510233][  T643] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129c9cfc
[   27.510448][  T643] RBP: ff11000019474000 R08: 1fe22000025393a1 R09: ff11000011f35158
[   27.510649][  T643] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   27.510853][  T643] R13: 0000000000000000 R14: ffa0000001467140 R15: ff110000174634d0
[   27.511054][  T643] FS:  00007fa210d67840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   27.511293][  T643] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.511488][  T643] CR2: 000000001809b988 CR3: 0000000019787004 CR4: 0000000000771ef0
[   27.511693][  T643] PKRU: 55555554
[   27.511799][  T643] Call Trace:
[   27.511898][  T643]  <TASK>
[   27.511968][  T643]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   27.512104][  T643]  __dev_change_net_namespace (net/core/dev.c:12635)
[   27.512278][  T643]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.512421][  T643]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.512557][  T643]  ? default_device_exit_batch (net/core/dev.c:13091)
[   27.512725][  T643]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.512864][  T643]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.512998][  T643]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.513133][  T643]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   27.513278][  T643]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   27.513420][  T643]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   27.513556][  T643]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   27.513693][  T643]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   27.513835][  T643]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   27.514003][  T643]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   27.514150][  T643]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.514286][  T643]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   27.514428][  T643]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.514562][  T643]  ? __kernel_text_address (kernel/extable.c:79)
[   27.514699][  T643]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.514843][  T643]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.514979][  T643]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   27.515116][  T643]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.515250][  T643]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   27.515394][  T643]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.515528][  T643]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.515663][  T643]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   27.515806][  T643]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   27.515940][  T643]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   27.516074][  T643]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   27.516211][  T643]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   27.516353][  T643]  ? nla_get_range_signed (lib/nlattr.c:270)
[   27.516491][  T643]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   27.516629][  T643]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   27.516767][  T643]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.516905][  T643]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.517037][  T643]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.517174][  T643]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.517323][  T643]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.517462][  T643]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.517598][  T643]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.517734][  T643]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.517875][  T643]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.518010][  T643]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.518144][  T643]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.518281][  T643]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.518421][  T643]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.518555][  T643]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.518690][  T643]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.518833][  T643]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.518969][  T643]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.519102][  T643]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.519252][  T643]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.519398][  T643]  ? 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))
[   27.519533][  T643]  ? 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))
[   27.519669][  T643]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.519823][  T643]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.519961][  T643]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.520098][  T643]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   27.520234][  T643]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   27.520381][  T643]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.520517][  T643]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   27.520651][  T643]  ? copy_msghdr_from_user (net/socket.c:2635)
[   27.520790][  T643]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   27.520958][  T643]  ? move_addr_to_kernel (net/socket.c:258)
[   27.521102][  T643]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.521236][  T643]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.521382][  T643]  ___sys_sendmsg (net/socket.c:2752)
[   27.521518][  T643]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   27.521689][  T643]  ? copy_msghdr_from_user (net/socket.c:2603)
[   27.521845][  T643]  __sys_sendmsg (net/socket.c:2784)
[   27.521982][  T643]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   27.522127][  T643]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   27.522303][  T643]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   27.522445][  T643]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.522579][  T643]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.522713][  T643]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.522854][  T643]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.522994][  T643]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.523161][  T643] RIP: 0033:0x7fa210fa108e
[   27.523306][  T643] 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
[   27.523824][  T643] RSP: 002b:00007ffe162172a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.524027][  T643] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa210fa108e
[   27.524245][  T643] RDX: 0000000000000000 RSI: 00007ffe16217350 RDI: 0000000000000005
[   27.524474][  T643] RBP: 00007ffe162172b0 R08: 0000000000000000 R09: 0000000000000000
[   27.524675][  T643] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d094
[   27.524891][  T643] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe16217a10
| [   27.527791][  T643] ------------[ cut here ]------------
| [   27.527931][  T643] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/643
| [   27.528257][  T643] Modules linked in: vxlan
| [   27.528941][  T643] Tainted: [W]=WARN
[   27.529043][  T643] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.529215][  T643] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.529412][  T643] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.529895][  T643] RSP: 0018:ffa0000001466fc0 EFLAGS: 00010286
[   27.530069][  T643] RAX: 00000000ffffffa6 RBX: ff11000010b90740 RCX: 1ff400000028cdbe
[   27.530277][  T643] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010b907fc
[   27.530491][  T643] RBP: ff11000019474000 R08: 1fe2200002172101 R09: ff11000011f35158
[   27.530694][  T643] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   27.530903][  T643] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000174634d0
[   27.531109][  T643] FS:  00007fa210d67840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   27.531354][  T643] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.531538][  T643] CR2: 000000001809b988 CR3: 0000000019787004 CR4: 0000000000771ef0
[   27.531741][  T643] PKRU: 55555554
[   27.531937][  T643] Call Trace:
[   27.532039][  T643]  <TASK>
[   27.532113][  T643]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   27.532249][  T643]  ? notifier_call_chain (kernel/notifier.c:85)
[   27.532396][  T643]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   27.532500][  T643]  __dev_change_net_namespace (net/core/dev.c:12695)
[   27.532760][  T643]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.532990][  T643]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.533215][  T643]  ? default_device_exit_batch (net/core/dev.c:13091)
[   27.533490][  T643]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.533741][  T643]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.533969][  T643]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.534105][  T643]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   27.534261][  T643]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   27.534438][  T643]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   27.534573][  T643]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   27.534806][  T643]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   27.534948][  T643]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   27.535123][  T643]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   27.535351][  T643]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.535485][  T643]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   27.535708][  T643]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.535938][  T643]  ? __kernel_text_address (kernel/extable.c:79)
[   27.536163][  T643]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.536306][  T643]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.536445][  T643]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   27.536581][  T643]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.536716][  T643]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   27.536946][  T643]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.537166][  T643]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.537399][  T643]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   27.537538][  T643]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   27.537672][  T643]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   27.537813][  T643]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   27.538036][  T643]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   27.538172][  T643]  ? nla_get_range_signed (lib/nlattr.c:270)
[   27.538321][  T643]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   27.538546][  T643]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   27.538685][  T643]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.538824][  T643]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.538958][  T643]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.539094][  T643]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.539233][  T643]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.539381][  T643]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.539604][  T643]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.539741][  T643]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.539953][  T643]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.540109][  T643]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.540442][  T643]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.540577][  T643]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.540710][  T643]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.540938][  T643]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.541074][  T643]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.541571][  T643]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.541801][  T643]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.542019][  T643]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.542153][  T643]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.542300][  T643]  ? 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))
[   27.542528][  T643]  ? 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))
[   27.542663][  T643]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.542805][  T643]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.542941][  T643]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.543161][  T643]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   27.543302][  T643]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   27.543444][  T643]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.543579][  T643]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   27.543803][  T643]  ? copy_msghdr_from_user (net/socket.c:2635)
[   27.544022][  T643]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   27.544190][  T643]  ? move_addr_to_kernel (net/socket.c:258)
[   27.544334][  T643]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.544474][  T643]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.544611][  T643]  ___sys_sendmsg (net/socket.c:2752)
[   27.544744][  T643]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   27.545004][  T643]  ? copy_msghdr_from_user (net/socket.c:2603)
[   27.545151][  T643]  __sys_sendmsg (net/socket.c:2784)
[   27.545382][  T643]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   27.545517][  T643]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   27.545683][  T643]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   27.545822][  T643]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.545957][  T643]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.546089][  T643]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.546227][  T643]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.546373][  T643]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.546540][  T643] RIP: 0033:0x7fa210fa108e
[   27.546771][  T643] 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
[   27.547252][  T643] RSP: 002b:00007ffe162172a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.547463][  T643] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa210fa108e
[   27.547662][  T643] RDX: 0000000000000000 RSI: 00007ffe16217350 RDI: 0000000000000005
[   27.547881][  T643] RBP: 00007ffe162172b0 R08: 0000000000000000 R09: 0000000000000000
[   27.548077][  T643] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d094
[   27.548375][  T643] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe16217a10
| [   27.596872][  T645] ------------[ cut here ]------------
| [   27.597053][  T645] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/645
| [   27.597289][  T645] Modules linked in: vxlan
| [   27.597706][  T645] Tainted: [W]=WARN
[   27.597816][  T645] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.597981][  T645] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.598151][  T645] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.598623][  T645] RSP: 0018:ffa0000001486ff8 EFLAGS: 00010286
[   27.598815][  T645] RAX: 00000000ffffffa6 RBX: ff11000014c99e00 RCX: 1ff4000000290dc5
[   27.599029][  T645] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014c99ebc
[   27.599221][  T645] RBP: ff1100001946c000 R08: 1fe22000029933d9 R09: ff11000015a88b58
[   27.599424][  T645] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   27.599622][  T645] R13: 0000000000000000 R14: ffa0000001487140 R15: ff11000014e68750
[   27.599827][  T645] FS:  00007f3c54bbb840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   27.600052][  T645] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.600224][  T645] CR2: 00007fa0162cb000 CR3: 0000000016a5a003 CR4: 0000000000771ef0
[   27.600486][  T645] PKRU: 55555554
[   27.600584][  T645] Call Trace:
[   27.600680][  T645]  <TASK>
[   27.600748][  T645]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   27.600885][  T645]  __dev_change_net_namespace (net/core/dev.c:12635)
[   27.601049][  T645]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.601179][  T645]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.601399][  T645]  ? default_device_exit_batch (net/core/dev.c:13091)
[   27.601669][  T645]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.601812][  T645]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.601942][  T645]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.602074][  T645]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   27.602208][  T645]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   27.602446][  T645]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   27.602580][  T645]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   27.602712][  T645]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   27.602848][  T645]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   27.603012][  T645]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   27.603144][  T645]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.603278][  T645]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   27.603540][  T645]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.603672][  T645]  ? __kernel_text_address (kernel/extable.c:79)
[   27.603808][  T645]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.603939][  T645]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.604073][  T645]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   27.604207][  T645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.604449][  T645]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   27.604578][  T645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.604708][  T645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.604845][  T645]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   27.604976][  T645]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   27.605105][  T645]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   27.605251][  T645]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   27.605492][  T645]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   27.605622][  T645]  ? nla_get_range_signed (lib/nlattr.c:270)
[   27.605756][  T645]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   27.605902][  T645]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   27.606035][  T645]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.606172][  T645]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.606308][  T645]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.606543][  T645]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.606674][  T645]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.606814][  T645]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.606944][  T645]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.607078][  T645]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.607210][  T645]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.607451][  T645]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.607582][  T645]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.607712][  T645]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.607848][  T645]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.607978][  T645]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.608110][  T645]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.608241][  T645]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.608469][  T645]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.608599][  T645]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.608728][  T645]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.608868][  T645]  ? 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))
[   27.608999][  T645]  ? 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))
[   27.609130][  T645]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.609262][  T645]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.609502][  T645]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.609634][  T645]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   27.609764][  T645]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   27.609901][  T645]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.610033][  T645]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   27.610171][  T645]  ? copy_msghdr_from_user (net/socket.c:2635)
[   27.610311][  T645]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   27.610570][  T645]  ? move_addr_to_kernel (net/socket.c:258)
[   27.610700][  T645]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.610836][  T645]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.610978][  T645]  ___sys_sendmsg (net/socket.c:2752)
[   27.611108][  T645]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   27.611274][  T645]  ? copy_msghdr_from_user (net/socket.c:2603)
[   27.611522][  T645]  __sys_sendmsg (net/socket.c:2784)
[   27.611654][  T645]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   27.611789][  T645]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   27.611954][  T645]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   27.612085][  T645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.612216][  T645]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.612442][  T645]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.612574][  T645]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.612703][  T645]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.612870][  T645] RIP: 0033:0x7f3c54df508e
[   27.613006][  T645] 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
[   27.613578][  T645] RSP: 002b:00007ffc8396ac00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.613784][  T645] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3c54df508e
[   27.613993][  T645] RDX: 0000000000000000 RSI: 00007ffc8396acb0 RDI: 0000000000000005
[   27.614192][  T645] RBP: 00007ffc8396ac10 R08: 0000000000000000 R09: 0000000000000000
[   27.614489][  T645] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d094
[   27.614684][  T645] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc8396b370
| [   27.617507][  T645] ------------[ cut here ]------------
| [   27.617691][  T645] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/645
| [   27.617985][  T645] Modules linked in: vxlan
| [   27.618522][  T645] Tainted: [W]=WARN
[   27.618688][  T645] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.618919][  T645] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.619143][  T645] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.619714][  T645] RSP: 0018:ffa0000001486fc0 EFLAGS: 00010286
[   27.619948][  T645] RAX: 00000000ffffffa6 RBX: ff11000014c99000 RCX: 1ff4000000290dbe
[   27.620204][  T645] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014c990bc
[   27.620477][  T645] RBP: ff1100001946c000 R08: 1fe2200002993219 R09: ff11000015a88b58
[   27.620722][  T645] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   27.620979][  T645] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000014e68750
[   27.621248][  T645] FS:  00007f3c54bbb840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   27.621588][  T645] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.621822][  T645] CR2: 00005628289b1b88 CR3: 0000000016a5a001 CR4: 0000000000771ef0
[   27.622073][  T645] PKRU: 55555554
[   27.622222][  T645] Call Trace:
[   27.622397][  T645]  <TASK>
[   27.622519][  T645]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   27.622704][  T645]  ? notifier_call_chain (kernel/notifier.c:85)
[   27.622894][  T645]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   27.623047][  T645]  __dev_change_net_namespace (net/core/dev.c:12695)
[   27.623263][  T645]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.623465][  T645]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.623653][  T645]  ? default_device_exit_batch (net/core/dev.c:13091)
[   27.623881][  T645]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.624066][  T645]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.624250][  T645]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.624455][  T645]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   27.624640][  T645]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   27.624837][  T645]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   27.625025][  T645]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   27.625213][  T645]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   27.625421][  T645]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   27.625640][  T645]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   27.625828][  T645]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.626023][  T645]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   27.626210][  T645]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.626439][  T645]  ? __kernel_text_address (kernel/extable.c:79)
[   27.626633][  T645]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.626828][  T645]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.627010][  T645]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   27.627198][  T645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.627402][  T645]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   27.627585][  T645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.627772][  T645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.627965][  T645]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   27.628149][  T645]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   27.628356][  T645]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   27.628547][  T645]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   27.628734][  T645]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   27.628924][  T645]  ? nla_get_range_signed (lib/nlattr.c:270)
[   27.629110][  T645]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   27.629305][  T645]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   27.629508][  T645]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.629722][  T645]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.629915][  T645]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.630097][  T645]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.630283][  T645]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.630489][  T645]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.630675][  T645]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.630869][  T645]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.631055][  T645]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.631242][  T645]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.631444][  T645]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.631632][  T645]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.631823][  T645]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.632008][  T645]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.632219][  T645]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.632426][  T645]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.632613][  T645]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.632804][  T645]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.632992][  T645]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.633181][  T645]  ? 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))
[   27.633420][  T645]  ? 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))
[   27.633609][  T645]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.633805][  T645]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.633996][  T645]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.634182][  T645]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   27.634390][  T645]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   27.634578][  T645]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.634772][  T645]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   27.634978][  T645]  ? copy_msghdr_from_user (net/socket.c:2635)
[   27.635193][  T645]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   27.635428][  T645]  ? move_addr_to_kernel (net/socket.c:258)
[   27.635661][  T645]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.635858][  T645]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.636045][  T645]  ___sys_sendmsg (net/socket.c:2752)
[   27.636225][  T645]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   27.636463][  T645]  ? copy_msghdr_from_user (net/socket.c:2603)
[   27.636663][  T645]  __sys_sendmsg (net/socket.c:2784)
[   27.636895][  T645]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   27.637080][  T645]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   27.637302][  T645]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   27.637502][  T645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.637718][  T645]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.637909][  T645]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.638096][  T645]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.638283][  T645]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.638517][  T645] RIP: 0033:0x7f3c54df508e
[   27.638719][  T645] 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
[   27.639247][  T645] RSP: 002b:00007ffc8396ac00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.639528][  T645] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3c54df508e
[   27.639785][  T645] RDX: 0000000000000000 RSI: 00007ffc8396acb0 RDI: 0000000000000005
[   27.640031][  T645] RBP: 00007ffc8396ac10 R08: 0000000000000000 R09: 0000000000000000
[   27.640281][  T645] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d094
[   27.640554][  T645] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc8396b370
| [   27.680399][  T648] ------------[ cut here ]------------
| [   27.680570][  T648] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/648
| [   27.680807][  T648] Modules linked in: vxlan
| [   27.681218][  T648] Tainted: [W]=WARN
[   27.681367][  T648] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.681537][  T648] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.681708][  T648] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.682191][  T648] RSP: 0018:ffa00000012b7020 EFLAGS: 00010286
[   27.683160][  T648] RAX: 00000000ffffffa6 RBX: ff110000132d9e00 RCX: 1ff4000000256dca
[   27.683487][  T648] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000132d9ebc
[   27.683683][  T648] RBP: ff11000019474000 R08: 1fe220000265b3d9 R09: ff11000019d00b58
[   27.683898][  T648] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   27.684092][  T648] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   27.684293][  T648] FS:  00007fcbb07aa840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   27.684587][  T648] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.684751][  T648] CR2: 00000000197da988 CR3: 000000001a55f004 CR4: 0000000000771ef0
[   27.684952][  T648] PKRU: 55555554
[   27.685049][  T648] Call Trace:
[   27.685149][  T648]  <TASK>
[   27.685218][  T648]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   27.685437][  T648]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   27.685539][  T648]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   27.685670][  T648]  __dev_notify_flags (net/core/dev.c:9787)
[   27.685812][  T648]  ? netif_change_name (net/core/dev.c:1495)
[   27.685945][  T648]  ? __dev_change_flags (net/core/dev.c:9752)
[   27.686078][  T648]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   27.686209][  T648]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.686401][  T648]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   27.686535][  T648]  netif_change_flags (net/core/dev.c:9820)
[   27.686669][  T648]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   27.686807][  T648]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   27.686941][  T648]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   27.687073][  T648]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   27.687237][  T648]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   27.687379][  T648]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.687510][  T648]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   27.687639][  T648]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.687769][  T648]  ? __kernel_text_address (kernel/extable.c:79)
[   27.687905][  T648]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.688036][  T648]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.688174][  T648]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   27.688319][  T648]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.688450][  T648]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   27.688580][  T648]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.688709][  T648]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.688846][  T648]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   27.688978][  T648]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   27.689108][  T648]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   27.689241][  T648]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   27.689381][  T648]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   27.689514][  T648]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   27.689648][  T648]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   27.689783][  T648]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.689911][  T648]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.690256][  T648]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.690394][  T648]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.690522][  T648]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.690654][  T648]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.690788][  T648]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.690918][  T648]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.691047][  T648]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.691179][  T648]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.691312][  T648]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.691449][  T648]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.691578][  T648]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.691717][  T648]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.691853][  T648]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.692002][  T648]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.692136][  T648]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.692269][  T648]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.692410][  T648]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.692545][  T648]  ? 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))
[   27.692678][  T648]  ? 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))
[   27.692821][  T648]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.692953][  T648]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.693089][  T648]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.693222][  T648]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   27.693362][  T648]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   27.693494][  T648]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.693625][  T648]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   27.693757][  T648]  ? copy_msghdr_from_user (net/socket.c:2635)
[   27.693893][  T648]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   27.694055][  T648]  ? move_addr_to_kernel (net/socket.c:258)
[   27.694188][  T648]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.694327][  T648]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.694458][  T648]  ___sys_sendmsg (net/socket.c:2752)
[   27.694590][  T648]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   27.694759][  T648]  ? copy_msghdr_from_user (net/socket.c:2603)
[   27.694909][  T648]  __sys_sendmsg (net/socket.c:2784)
[   27.695039][  T648]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   27.695169][  T648]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   27.695344][  T648]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   27.695476][  T648]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.695607][  T648]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.695737][  T648]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.695873][  T648]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.696002][  T648]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.696167][  T648] RIP: 0033:0x7fcbb09e408e
[   27.696309][  T648] 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
[   27.696788][  T648] RSP: 002b:00007ffd2299f000 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.696987][  T648] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fcbb09e408e
[   27.697182][  T648] RDX: 0000000000000000 RSI: 00007ffd2299f0b0 RDI: 0000000000000005
[   27.697384][  T648] RBP: 00007ffd2299f010 R08: 0000000000000000 R09: 0000000000000000
[   27.697578][  T648] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d094
[   27.697780][  T648] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd2299f780
| [   27.737038][  T650] ------------[ cut here ]------------
| [   27.737220][  T650] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/650
| [   27.737487][  T650] Modules linked in: vxlan
| [   27.737900][  T650] Tainted: [W]=WARN
[   27.738000][  T650] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.738166][  T650] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.738350][  T650] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.738824][  T650] RSP: 0018:ffa0000001467020 EFLAGS: 00010286
[   27.738996][  T650] RAX: 00000000ffffffa6 RBX: ff110000132d8900 RCX: 1ff400000028cdca
[   27.739192][  T650] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000132d89bc
[   27.739395][  T650] RBP: ff1100001946c000 R08: 1fe220000265b139 R09: ff11000019d85158
[   27.739588][  T650] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   27.739790][  T650] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   27.739986][  T650] FS:  00007fc9816fc840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   27.740216][  T650] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.740389][  T650] CR2: 000000002a0d1988 CR3: 00000000197ae002 CR4: 0000000000771ef0
[   27.740586][  T650] PKRU: 55555554
[   27.740687][  T650] Call Trace:
[   27.740792][  T650]  <TASK>
[   27.740860][  T650]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   27.740994][  T650]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   27.741094][  T650]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   27.741230][  T650]  __dev_notify_flags (net/core/dev.c:9787)
[   27.741373][  T650]  ? netif_change_name (net/core/dev.c:1495)
[   27.741503][  T650]  ? __dev_change_flags (net/core/dev.c:9752)
[   27.741634][  T650]  ? finish_task_switch.isra.0 (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:1383 ./include/linux/sched/mm.h:54 ./include/linux/sched/mm.h:83 ./include/linux/sched/mm.h:110 kernel/sched/core.c:5270)
[   27.741818][  T650]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   27.741949][  T650]  ? trace_sched_exit_tp (./include/trace/events/sched.h:886 (discriminator 22))
[   27.742080][  T650]  ? __schedule (kernel/sched/core.c:7196)
[   27.742213][  T650]  netif_change_flags (net/core/dev.c:9820)
[   27.742434][  T650]  ? io_schedule_timeout (kernel/sched/core.c:8079 (discriminator 1))
[   27.742633][  T650]  ? lockdep_hardirqs_off (kernel/locking/lockdep.c:4511)
[   27.742771][  T650]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   27.742910][  T650]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   27.743040][  T650]  ? preempt_schedule_notrace (kernel/sched/core.c:7463)
[   27.743176][  T650]  ? preempt_schedule_notrace_thunk (arch/x86/entry/thunk.S:13)
[   27.743400][  T650]  ? preempt_schedule_notrace_thunk (arch/x86/entry/thunk.S:13)
[   27.743565][  T650]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   27.743730][  T650]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   27.743865][  T650]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.743996][  T650]  ? stack_depot_save_flags (./include/linux/rcupdate.h:972 (discriminator 3) lib/stackdepot.c:636 (discriminator 3) lib/stackdepot.c:676 (discriminator 3))
[   27.744127][  T650]  ? __kernel_text_address (kernel/extable.c:79)
[   27.744259][  T650]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.744482][  T650]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.744615][  T650]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   27.744749][  T650]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.744886][  T650]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   27.745030][  T650]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.745160][  T650]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.745295][  T650]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   27.745494][  T650]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   27.745641][  T650]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   27.745795][  T650]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   27.745930][  T650]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   27.746064][  T650]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   27.746199][  T650]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   27.746394][  T650]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.746525][  T650]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.746657][  T650]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.746792][  T650]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.746924][  T650]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.747062][  T650]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.747196][  T650]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.747394][  T650]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.747527][  T650]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.747670][  T650]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.747807][  T650]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.747938][  T650]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.748069][  T650]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.748201][  T650]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.748416][  T650]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.748548][  T650]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.748679][  T650]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.748816][  T650]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.748948][  T650]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.749082][  T650]  ? 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))
[   27.749216][  T650]  ? 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))
[   27.749359][  T650]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.749493][  T650]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.749626][  T650]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.749759][  T650]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   27.749898][  T650]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   27.750033][  T650]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.750167][  T650]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   27.750305][  T650]  ? copy_msghdr_from_user (net/socket.c:2635)
[   27.750443][  T650]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   27.750634][  T650]  ? move_addr_to_kernel (net/socket.c:258)
[   27.750768][  T650]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.750907][  T650]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.751043][  T650]  ___sys_sendmsg (net/socket.c:2752)
[   27.751181][  T650]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   27.751356][  T650]  ? copy_msghdr_from_user (net/socket.c:2603)
[   27.751500][  T650]  __sys_sendmsg (net/socket.c:2784)
[   27.751631][  T650]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   27.751761][  T650]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   27.751934][  T650]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   27.752067][  T650]  ? 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)
[   27.752201][  T650]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.752348][  T650]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.752480][  T650]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.752612][  T650]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.752745][  T650]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.752919][  T650] RIP: 0033:0x7fc98193608e
[   27.753057][  T650] 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
[   27.753556][  T650] RSP: 002b:00007ffeb2b1c620 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.753756][  T650] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fc98193608e
[   27.753959][  T650] RDX: 0000000000000000 RSI: 00007ffeb2b1c6d0 RDI: 0000000000000005
[   27.754158][  T650] RBP: 00007ffeb2b1c630 R08: 0000000000000000 R09: 0000000000000000
[   27.754363][  T650] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d094
[   27.754560][  T650] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeb2b1cda0
| [   27.763496][   T60] ------------[ cut here ]------------
| [   27.763639][   T60] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/60
| [   27.763902][   T60] Modules linked in: vxlan
| [   27.764423][   T60] Tainted: [W]=WARN
[   27.764515][   T60] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.764666][   T60] Workqueue: events_unbound linkwatch_event
[   27.764828][   T60] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.764988][   T60] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.765483][   T60] RSP: 0018:ffa000000040f9e0 EFLAGS: 00010286
[   27.765637][   T60] RAX: 00000000ffffffa6 RBX: ff11000012a60e40 RCX: 1ff4000000081f02
[   27.765832][   T60] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012a60efc
[   27.766015][   T60] RBP: ff1100001946c000 R08: 1fe220000254c1e1 R09: ff110000052951a8
[   27.766196][   T60] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   27.766432][   T60] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   27.766619][   T60] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   27.766838][   T60] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.767015][   T60] CR2: 000000002a0d1988 CR3: 000000000d14d005 CR4: 0000000000771ef0
[   27.767201][   T60] PKRU: 55555554
[   27.767294][   T60] Call Trace:
[   27.767433][   T60]  <TASK>
[   27.767508][   T60]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   27.767633][   T60]  ? notifier_call_chain (kernel/notifier.c:85)
[   27.767756][   T60]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   27.767854][   T60]  netif_state_change (net/core/dev.c:1605)
[   27.767977][   T60]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   27.768134][   T60]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   27.768280][   T60]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   27.768451][   T60]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.768584][   T60]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   27.768711][   T60]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   27.768838][   T60]  process_one_work (kernel/workqueue.c:3314)
[   27.768962][   T60]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   27.769082][   T60]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.769208][   T60]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   27.769385][   T60]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   27.769506][   T60]  kthread (kernel/kthread.c:436)
[   27.769598][   T60]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   27.769746][   T60]  ? kthread_affine_node (kernel/kthread.c:378)
[   27.769877][   T60]  ret_from_fork (arch/x86/kernel/process.c:158)
[   27.770000][   T60]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   27.770150][   T60]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   27.770275][   T60]  ? kthread_affine_node (kernel/kthread.c:378)
[   27.770445][   T60]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   27.773147][   T60] ------------[ cut here ]------------
| [   27.773294][   T60] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/60
| [   27.773551][   T60] Modules linked in: vxlan
| [   27.773973][   T60] Tainted: [W]=WARN
[   27.774064][   T60] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.774216][   T60] Workqueue: events_unbound linkwatch_event
[   27.774384][   T60] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.774556][   T60] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.775007][   T60] RSP: 0018:ffa000000040f9e0 EFLAGS: 00010286
[   27.775160][   T60] RAX: 00000000ffffffa6 RBX: ff11000012a603c0 RCX: 1ff4000000081f02
[   27.775425][   T60] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012a6047c
[   27.775611][   T60] RBP: ff11000019474000 R08: 1fe220000254c091 R09: ff110000052951a8
[   27.775796][   T60] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   27.775977][   T60] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   27.776160][   T60] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   27.776465][   T60] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.776639][   T60] CR2: 00007f8d09536808 CR3: 000000000d14d001 CR4: 0000000000771ef0
[   27.776852][   T60] PKRU: 55555554
[   27.776948][   T60] Call Trace:
[   27.777038][   T60]  <TASK>
[   27.777103][   T60]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   27.777312][   T60]  ? notifier_call_chain (kernel/notifier.c:85)
[   27.777524][   T60]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   27.777617][   T60]  netif_state_change (net/core/dev.c:1605)
[   27.777739][   T60]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   27.777896][   T60]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   27.778021][   T60]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   27.778145][   T60]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.778274][   T60]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   27.778473][   T60]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   27.778603][   T60]  process_one_work (kernel/workqueue.c:3314)
[   27.778732][   T60]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   27.778858][   T60]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.778985][   T60]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   27.779112][   T60]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   27.779235][   T60]  kthread (kernel/kthread.c:436)
[   27.779409][   T60]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   27.779560][   T60]  ? kthread_affine_node (kernel/kthread.c:378)
[   27.779693][   T60]  ret_from_fork (arch/x86/kernel/process.c:158)
[   27.779827][   T60]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   27.779984][   T60]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   27.780114][   T60]  ? kthread_affine_node (kernel/kthread.c:378)
[   27.780237][   T60]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   27.810862][  T655] ------------[ cut here ]------------
| [   27.811011][  T655] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/655
| [   27.811246][  T655] Modules linked in: vxlan
| [   27.811689][  T655] Tainted: [W]=WARN
[   27.811797][  T655] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.811966][  T655] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.812150][  T655] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.812683][  T655] RSP: 0018:ffa0000001456ee0 EFLAGS: 00010286
[   27.812861][  T655] RAX: 00000000ffffffa6 RBX: ff11000012b0a200 RCX: 1ff400000028ada2
[   27.813063][  T655] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0a2bc
[   27.813265][  T655] RBP: ff11000019474000 R08: 1fe2200002561459 R09: ff110000196eae58
[   27.813480][  T655] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   27.813680][  T655] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   27.813890][  T655] FS:  00007f1711ce3840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   27.814132][  T655] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.814304][  T655] CR2: 0000000036f76988 CR3: 000000001a4bc005 CR4: 0000000000771ef0
[   27.814511][  T655] PKRU: 55555554
[   27.814611][  T655] Call Trace:
[   27.814716][  T655]  <TASK>
[   27.814790][  T655]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.814926][  T655]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   27.815064][  T655]  notifier_call_chain (kernel/notifier.c:85)
[   27.815201][  T655]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   27.815345][  T655]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.815480][  T655]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   27.815614][  T655]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.815751][  T655]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[   27.815899][  T655]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[   27.816040][  T655]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   27.816177][  T655]  ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:45)
[   27.816320][  T655]  ? netdev_rx_handler_register (net/core/dev.c:5900)
[   27.816455][  T655]  br_add_if (net/bridge/br_if.c:619)
[   27.816561][  T655]  do_set_master (net/core/rtnetlink.c:3011)
[   27.816704][  T655]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   27.816846][  T655]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   27.816983][  T655]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   27.817120][  T655]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   27.817291][  T655]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   27.817431][  T655]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.817565][  T655]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   27.817699][  T655]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.817842][  T655]  ? __kernel_text_address (kernel/extable.c:79)
[   27.817977][  T655]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.818114][  T655]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.818249][  T655]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   27.818394][  T655]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.818530][  T655]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   27.818662][  T655]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.818818][  T655]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.818954][  T655]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   27.819089][  T655]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   27.819222][  T655]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   27.819363][  T655]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   27.819511][  T655]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   27.819655][  T655]  ? nla_get_range_signed (lib/nlattr.c:270)
[   27.819797][  T655]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   27.819938][  T655]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   27.820073][  T655]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.820207][  T655]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.820349][  T655]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.820483][  T655]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.820629][  T655]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.820764][  T655]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.820903][  T655]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.821038][  T655]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.821173][  T655]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.821312][  T655]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.821460][  T655]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.821594][  T655]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.821727][  T655]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.821867][  T655]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.822002][  T655]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.822135][  T655]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.822273][  T655]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.822418][  T655]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.822553][  T655]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.822689][  T655]  ? 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))
[   27.822826][  T655]  ? 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))
[   27.822962][  T655]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.823137][  T655]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.823286][  T655]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.823429][  T655]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   27.823564][  T655]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   27.823699][  T655]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.823841][  T655]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   27.823975][  T655]  ? copy_msghdr_from_user (net/socket.c:2635)
[   27.824110][  T655]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   27.824339][  T655]  ? move_addr_to_kernel (net/socket.c:258)
[   27.824474][  T655]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.824607][  T655]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.824743][  T655]  ___sys_sendmsg (net/socket.c:2752)
[   27.824891][  T655]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   27.825058][  T655]  ? copy_msghdr_from_user (net/socket.c:2603)
[   27.825213][  T655]  __sys_sendmsg (net/socket.c:2784)
[   27.825356][  T655]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   27.825489][  T655]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   27.825660][  T655]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   27.825798][  T655]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.825933][  T655]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.826073][  T655]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.826209][  T655]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.826367][  T655]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.826535][  T655] RIP: 0033:0x7f1711f1d08e
[   27.826675][  T655] 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
[   27.827161][  T655] RSP: 002b:00007ffd0c1561c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.827376][  T655] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f1711f1d08e
[   27.827576][  T655] RDX: 0000000000000000 RSI: 00007ffd0c156270 RDI: 0000000000000005
[   27.827785][  T655] RBP: 00007ffd0c1561d0 R08: 0000000000000000 R09: 0000000000000000
[   27.827992][  T655] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d094
[   27.828216][  T655] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd0c156940
| [   27.829948][  T655] ------------[ cut here ]------------
| [   27.830085][  T655] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/655
| [   27.831037][  T655] Modules linked in: vxlan
| [   27.831570][  T655] Tainted: [W]=WARN
[   27.831676][  T655] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.831860][  T655] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.832041][  T655] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.832579][  T655] RSP: 0018:ffa0000001456ea0 EFLAGS: 00010286
[   27.832756][  T655] RAX: 00000000ffffffa6 RBX: ff11000013597380 RCX: 1ff400000028ad9a
[   27.832974][  T655] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001359743c
[   27.833185][  T655] RBP: ff11000019474000 R08: 1fe22000026b2e89 R09: ff110000196eae58
[   27.833402][  T655] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000100
[   27.833628][  T655] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000019e53408
[   27.833863][  T655] FS:  00007f1711ce3840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   27.834107][  T655] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.834284][  T655] CR2: 0000000036f76988 CR3: 000000001a4bc005 CR4: 0000000000771ef0
[   27.834502][  T655] PKRU: 55555554
[   27.834606][  T655] Call Trace:
[   27.834712][  T655]  <TASK>
[   27.834790][  T655]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   27.834957][  T655]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   27.835099][  T655]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   27.835207][  T655]  __dev_notify_flags (net/core/dev.c:9787)
[   27.835356][  T655]  ? netdev_notice (net/core/dev.c:13008)
[   27.835498][  T655]  ? netif_change_name (net/core/dev.c:1495)
[   27.835638][  T655]  ? dev_get_min_mp_channel_count (./include/net/netdev_lock.h:30 (discriminator 1))
[   27.835834][  T655]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   27.835977][  T655]  __dev_set_promiscuity (net/core/dev.c:9630)
[   27.836119][  T655]  netif_set_promiscuity (net/core/dev.c:9639)
[   27.836259][  T655]  dev_set_promiscuity (net/core/dev_api.c:288)
[   27.836410][  T655]  br_port_set_promisc (net/bridge/br_if.c:108)
[   27.836550][  T655]  br_manage_promisc (net/bridge/br_if.c:174)
[   27.836689][  T655]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   27.836838][  T655]  br_add_if (net/bridge/br_if.c:242 net/bridge/br_if.c:627)
[   27.836948][  T655]  do_set_master (net/core/rtnetlink.c:3011)
[   27.837089][  T655]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   27.837230][  T655]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   27.837381][  T655]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   27.837521][  T655]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   27.837694][  T655]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   27.837841][  T655]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.837980][  T655]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   27.838120][  T655]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.838278][  T655]  ? __kernel_text_address (kernel/extable.c:79)
[   27.838424][  T655]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.838565][  T655]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.838705][  T655]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   27.838864][  T655]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.839006][  T655]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   27.839144][  T655]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.839287][  T655]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.839432][  T655]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   27.839573][  T655]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   27.839712][  T655]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   27.839858][  T655]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   27.840000][  T655]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   27.840139][  T655]  ? nla_get_range_signed (lib/nlattr.c:270)
[   27.840284][  T655]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   27.840435][  T655]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   27.840578][  T655]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.840716][  T655]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.841030][  T655]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.841173][  T655]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.841319][  T655]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.841463][  T655]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.841604][  T655]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.841761][  T655]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.841909][  T655]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.842050][  T655]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.842192][  T655]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.842342][  T655]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.842482][  T655]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.842620][  T655]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.842762][  T655]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.842908][  T655]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.843048][  T655]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.843189][  T655]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.843351][  T655]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.843496][  T655]  ? 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))
[   27.843636][  T655]  ? 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))
[   27.843782][  T655]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.843926][  T655]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.844066][  T655]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.844215][  T655]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   27.844365][  T655]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   27.844510][  T655]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.844651][  T655]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   27.844796][  T655]  ? copy_msghdr_from_user (net/socket.c:2635)
[   27.844937][  T655]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   27.845110][  T655]  ? move_addr_to_kernel (net/socket.c:258)
[   27.845258][  T655]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.845412][  T655]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.845556][  T655]  ___sys_sendmsg (net/socket.c:2752)
[   27.845695][  T655]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   27.845874][  T655]  ? copy_msghdr_from_user (net/socket.c:2603)
[   27.846027][  T655]  __sys_sendmsg (net/socket.c:2784)
[   27.846167][  T655]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   27.846323][  T655]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   27.846499][  T655]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   27.846641][  T655]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.846785][  T655]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.846926][  T655]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.847065][  T655]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.847205][  T655]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.847387][  T655] RIP: 0033:0x7f1711f1d08e
[   27.847539][  T655] 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
[   27.848041][  T655] RSP: 002b:00007ffd0c1561c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.848252][  T655] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f1711f1d08e
[   27.848489][  T655] RDX: 0000000000000000 RSI: 00007ffd0c156270 RDI: 0000000000000005
[   27.848700][  T655] RBP: 00007ffd0c1561d0 R08: 0000000000000000 R09: 0000000000000000
[   27.848924][  T655] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d094
[   27.849132][  T655] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd0c156940
| [   27.861826][  T655] ------------[ cut here ]------------
| [   27.861960][  T655] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/655
| [   27.862187][  T655] Modules linked in: vxlan
| [   27.862628][  T655] Tainted: [W]=WARN
[   27.862727][  T655] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.862903][  T655] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.863077][  T655] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.863576][  T655] RSP: 0018:ffa0000001457000 EFLAGS: 00010286
[   27.863747][  T655] RAX: 00000000ffffffa6 RBX: ff11000014c98ac0 RCX: 1ff400000028adc6
[   27.863963][  T655] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014c98b7c
[   27.864164][  T655] RBP: ff11000019cfa000 R08: 1fe2200002993171 R09: ff110000196eae58
[   27.864388][  T655] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   27.864586][  T655] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   27.864791][  T655] FS:  00007f1711ce3840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   27.865025][  T655] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.865193][  T655] CR2: 0000000036f76988 CR3: 000000001a4bc005 CR4: 0000000000771ef0
[   27.865404][  T655] PKRU: 55555554
[   27.865505][  T655] Call Trace:
[   27.865604][  T655]  <TASK>
[   27.865673][  T655]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.865816][  T655]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   27.865950][  T655]  notifier_call_chain (kernel/notifier.c:85)
[   27.866088][  T655]  call_netdevice_notifiers (net/core/dev.c:2287 net/core/dev.c:2301)
[   27.866223][  T655]  ? __dev_open (./include/net/netdev_lock.h:33)
[   27.866365][  T655]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[   27.866500][  T655]  br_add_if (net/bridge/br_if.c:679)
[   27.866605][  T655]  do_set_master (net/core/rtnetlink.c:3011)
[   27.866737][  T655]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   27.866877][  T655]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   27.867031][  T655]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   27.867169][  T655]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   27.867345][  T655]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   27.867479][  T655]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.867613][  T655]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   27.867745][  T655]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.867885][  T655]  ? __kernel_text_address (kernel/extable.c:79)
[   27.868018][  T655]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.868154][  T655]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.868291][  T655]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   27.868435][  T655]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.868568][  T655]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   27.868703][  T655]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.868842][  T655]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.868977][  T655]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   27.869113][  T655]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   27.869248][  T655]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   27.869400][  T655]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   27.869538][  T655]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   27.869672][  T655]  ? nla_get_range_signed (lib/nlattr.c:270)
[   27.869829][  T655]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   27.869970][  T655]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   27.870106][  T655]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.870241][  T655]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.870383][  T655]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.870518][  T655]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.870655][  T655]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.870795][  T655]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.870929][  T655]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.871061][  T655]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.871195][  T655]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.871340][  T655]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.871476][  T655]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.871613][  T655]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.871749][  T655]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.871887][  T655]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.872029][  T655]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.872163][  T655]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.872309][  T655]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.872449][  T655]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.872583][  T655]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.872720][  T655]  ? 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))
[   27.872858][  T655]  ? 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))
[   27.872994][  T655]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.873130][  T655]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.873265][  T655]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.873410][  T655]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   27.873546][  T655]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   27.873681][  T655]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.873823][  T655]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   27.873958][  T655]  ? copy_msghdr_from_user (net/socket.c:2635)
[   27.874093][  T655]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   27.874259][  T655]  ? move_addr_to_kernel (net/socket.c:258)
[   27.874412][  T655]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.874548][  T655]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.874683][  T655]  ___sys_sendmsg (net/socket.c:2752)
[   27.874823][  T655]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   27.874991][  T655]  ? copy_msghdr_from_user (net/socket.c:2603)
[   27.875140][  T655]  __sys_sendmsg (net/socket.c:2784)
[   27.875279][  T655]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   27.875419][  T655]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   27.875589][  T655]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   27.875723][  T655]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.875884][  T655]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.876018][  T655]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.876153][  T655]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.876290][  T655]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.876461][  T655] RIP: 0033:0x7f1711f1d08e
[   27.876604][  T655] 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
[   27.877087][  T655] RSP: 002b:00007ffd0c1561c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.877309][  T655] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f1711f1d08e
[   27.877532][  T655] RDX: 0000000000000000 RSI: 00007ffd0c156270 RDI: 0000000000000005
[   27.877732][  T655] RBP: 00007ffd0c1561d0 R08: 0000000000000000 R09: 0000000000000000
[   27.877959][  T655] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d094
[   27.878161][  T655] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd0c156940
| [   27.879864][  T655] ------------[ cut here ]------------
| [   27.879996][  T655] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/655
| [   27.880226][  T655] Modules linked in: vxlan
| [   27.880646][  T655] Tainted: [W]=WARN
[   27.880746][  T655] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.880920][  T655] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.881094][  T655] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.881819][  T655] RSP: 0018:ffa0000001456f78 EFLAGS: 00010286
[   27.881987][  T655] RAX: 00000000ffffffa6 RBX: ff11000014c99380 RCX: 1ff400000028adb5
[   27.882186][  T655] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014c9943c
[   27.882447][  T655] RBP: ff11000019cfa000 R08: 1fe2200002993289 R09: ff110000196eae58
[   27.882701][  T655] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   27.882905][  T655] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000001
[   27.883106][  T655] FS:  00007f1711ce3840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   27.883402][  T655] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.883572][  T655] CR2: 0000000036f76988 CR3: 000000001a4bc005 CR4: 0000000000771ef0
[   27.883773][  T655] PKRU: 55555554
[   27.883878][  T655] Call Trace:
[   27.883979][  T655]  <TASK>
[   27.884048][  T655]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.884182][  T655]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   27.884380][  T655]  notifier_call_chain (kernel/notifier.c:85)
[   27.884518][  T655]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[   27.884689][  T655]  ? netdev_change_features (net/core/dev.c:11117)
[   27.884834][  T655]  ? br_opt_toggle (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:767 net/bridge/br.c:391)
[   27.884974][  T655]  br_add_if (net/bridge/br_if.c:683)
[   27.885081][  T655]  do_set_master (net/core/rtnetlink.c:3011)
[   27.885216][  T655]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   27.885413][  T655]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   27.885552][  T655]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   27.885689][  T655]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   27.885881][  T655]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   27.886020][  T655]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.886155][  T655]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   27.886293][  T655]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.886464][  T655]  ? __kernel_text_address (kernel/extable.c:79)
[   27.886599][  T655]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.886737][  T655]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.886875][  T655]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   27.887010][  T655]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.887144][  T655]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   27.887280][  T655]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.887419][  T655]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.887557][  T655]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   27.887693][  T655]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   27.887833][  T655]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   27.887994][  T655]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   27.888131][  T655]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   27.888269][  T655]  ? nla_get_range_signed (lib/nlattr.c:270)
[   27.888414][  T655]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   27.888554][  T655]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   27.888691][  T655]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.888831][  T655]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.888966][  T655]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.889101][  T655]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.889235][  T655]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.889382][  T655]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.889516][  T655]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.889651][  T655]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.889793][  T655]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.889930][  T655]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.890064][  T655]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.890199][  T655]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.890350][  T655]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.890495][  T655]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.890632][  T655]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.890766][  T655]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.890907][  T655]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.891042][  T655]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.891180][  T655]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.891327][  T655]  ? 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))
[   27.891463][  T655]  ? 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))
[   27.891603][  T655]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.891739][  T655]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.891882][  T655]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.892019][  T655]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   27.892157][  T655]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   27.892297][  T655]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.892440][  T655]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   27.892576][  T655]  ? copy_msghdr_from_user (net/socket.c:2635)
[   27.892710][  T655]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   27.893120][  T655]  ? move_addr_to_kernel (net/socket.c:258)
[   27.893257][  T655]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.893398][  T655]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.893535][  T655]  ___sys_sendmsg (net/socket.c:2752)
[   27.893668][  T655]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   27.893841][  T655]  ? copy_msghdr_from_user (net/socket.c:2603)
[   27.893993][  T655]  __sys_sendmsg (net/socket.c:2784)
[   27.894128][  T655]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   27.894260][  T655]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   27.894439][  T655]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   27.894580][  T655]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.894716][  T655]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.894855][  T655]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.894993][  T655]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.895129][  T655]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.895299][  T655] RIP: 0033:0x7f1711f1d08e
[   27.895444][  T655] 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
[   27.895939][  T655] RSP: 002b:00007ffd0c1561c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.896149][  T655] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f1711f1d08e
[   27.896358][  T655] RDX: 0000000000000000 RSI: 00007ffd0c156270 RDI: 0000000000000005
[   27.896560][  T655] RBP: 00007ffd0c1561d0 R08: 0000000000000000 R09: 0000000000000000
[   27.896762][  T655] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d094
[   27.896970][  T655] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd0c156940
| [   27.900417][   T60] ------------[ cut here ]------------
| [   27.900549][   T60] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/60
| [   27.900799][   T60] Modules linked in: vxlan
| [   27.901245][   T60] Tainted: [W]=WARN
[   27.901350][   T60] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.901512][   T60] Workqueue: events_unbound linkwatch_event
[   27.901671][   T60] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.901875][   T60] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.902327][   T60] RSP: 0018:ffa000000040f9e0 EFLAGS: 00010286
[   27.902484][   T60] RAX: 00000000ffffffa6 RBX: ff11000013759700 RCX: 1ff4000000081f02
[   27.902667][   T60] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137597bc
[   27.902853][   T60] RBP: ff11000019cfa000 R08: 1fe22000026eb2f9 R09: ff110000052951a8
[   27.903035][   T60] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   27.903219][   T60] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   27.903429][   T60] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   27.903645][   T60] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.903803][   T60] CR2: 00007f2a1c659f98 CR3: 000000000d14d001 CR4: 0000000000771ef0
[   27.903989][   T60] PKRU: 55555554
[   27.904081][   T60] Call Trace:
[   27.904179][   T60]  <TASK>
[   27.904243][   T60]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   27.904376][   T60]  ? notifier_call_chain (kernel/notifier.c:85)
[   27.904499][   T60]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   27.904593][   T60]  netif_state_change (net/core/dev.c:1605)
[   27.904717][   T60]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   27.904879][   T60]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   27.905002][   T60]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   27.905124][   T60]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.905249][   T60]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   27.905380][   T60]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   27.905508][   T60]  process_one_work (kernel/workqueue.c:3314)
[   27.905641][   T60]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   27.905763][   T60]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.905897][   T60]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   27.906024][   T60]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   27.906145][   T60]  kthread (kernel/kthread.c:436)
[   27.906239][   T60]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   27.906401][   T60]  ? kthread_affine_node (kernel/kthread.c:378)
[   27.906523][   T60]  ret_from_fork (arch/x86/kernel/process.c:158)
[   27.906645][   T60]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   27.906806][   T60]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   27.906928][   T60]  ? kthread_affine_node (kernel/kthread.c:378)
[   27.907056][   T60]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   28.167057][  T678] ------------[ cut here ]------------
| [   28.167243][  T678] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/678
| [   28.167509][  T678] Modules linked in: vxlan
| [   28.167953][  T678] Tainted: [W]=WARN
[   28.168059][  T678] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.168237][  T678] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.168430][  T678] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.169089][  T678] RSP: 0018:ffa00000014c7090 EFLAGS: 00010286
[   28.169270][  T678] RAX: 00000000ffffffa6 RBX: ff110000158bfa80 RCX: 1ff4000000298dd8
[   28.169492][  T678] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000158bfb3c
[   28.169709][  T678] RBP: ff1100001946c000 R08: 1fe2200002b17f69 R09: ff110000114aae80
[   28.169930][  T678] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   28.170140][  T678] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   28.170361][  T678] FS:  00007fd6867cb840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   28.170614][  T678] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.170800][  T678] CR2: 000000000042e5e0 CR3: 000000001a60c004 CR4: 0000000000771ef0
[   28.171011][  T678] PKRU: 55555554
[   28.171118][  T678] Call Trace:
[   28.171223][  T678]  <TASK>
[   28.171303][  T678]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.171454][  T678]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   28.171598][  T678]  notifier_call_chain (kernel/notifier.c:85)
[   28.171745][  T678]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   28.171893][  T678]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   28.172036][  T678]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   28.172181][  T678]  netdev_upper_dev_link (net/core/dev.c:8972)
[   28.172330][  T678]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   28.172472][  T678]  register_vlan_dev (net/8021q/vlan.c:183)
[   28.172616][  T678]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   28.172759][  T678]  vlan_newlink (net/8021q/vlan_netlink.c:194)
[   28.172909][  T678]  ? nla_strscpy (lib/nlattr.c:795)
[   28.173051][  T678]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   28.173194][  T678]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   28.173346][  T678]  ? __dev_get_by_name (net/core/dev.c:883)
[   28.173486][  T678]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   28.173633][  T678]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   28.173784][  T678]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   28.173927][  T678]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.174070][  T678]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.174213][  T678]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.174364][  T678]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   28.174503][  T678]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.174647][  T678]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.174792][  T678]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.174932][  T678]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   28.175072][  T678]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.175212][  T678]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.175359][  T678]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.175503][  T678]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.175642][  T678]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.175787][  T678]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   28.175928][  T678]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.176068][  T678]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   28.176211][  T678]  ? 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))
[   28.176358][  T678]  ? 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))
[   28.176503][  T678]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   28.176645][  T678]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   28.176791][  T678]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.176931][  T678]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   28.177073][  T678]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   28.177217][  T678]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   28.177369][  T678]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   28.177512][  T678]  ? copy_msghdr_from_user (net/socket.c:2635)
[   28.177654][  T678]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   28.177836][  T678]  ? move_addr_to_kernel (net/socket.c:258)
[   28.177982][  T678]  ___sys_sendmsg (net/socket.c:2752)
[   28.178122][  T678]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.178261][  T678]  ? copy_msghdr_from_user (net/socket.c:2603)
[   28.178584][  T678]  ? 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))
[   28.178732][  T678]  __sys_sendmsg (net/socket.c:2784)
[   28.178881][  T678]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   28.179027][  T678]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.179169][  T678]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.179375][  T678]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   28.179517][  T678]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   28.179660][  T678]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   28.179810][  T678]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.179986][  T678] RIP: 0033:0x7fd686a0508e
[   28.180136][  T678] 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
[   28.180708][  T678] RSP: 002b:00007ffed81d2910 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.180925][  T678] RAX: ffffffffffffffda RBX: 00007ffed81d30d0 RCX: 00007fd686a0508e
[   28.181133][  T678] RDX: 0000000000000000 RSI: 00007ffed81d29c0 RDI: 0000000000000005
[   28.181418][  T678] RBP: 00007ffed81d2920 R08: 0000000000000000 R09: 0000000000000000
[   28.181629][  T678] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d095
[   28.181847][  T678] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed81d3090
| [   28.183698][  T678] ------------[ cut here ]------------
| [   28.183841][  T678] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/678
| [   28.184075][  T678] Modules linked in: vxlan
| [   28.184512][  T678] Tainted: [W]=WARN
[   28.184615][  T678] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.184794][  T678] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.184974][  T678] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.185471][  T678] RSP: 0018:ffa00000014c71b0 EFLAGS: 00010286
[   28.185644][  T678] RAX: 00000000ffffffa6 RBX: ff110000158bee40 RCX: 1ff4000000298dfc
[   28.185859][  T678] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000158beefc
[   28.186065][  T678] RBP: ff11000015ae4000 R08: 1fe2200002b17de1 R09: ff110000114aae80
[   28.186274][  T678] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   28.186546][  T678] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab76b3a0
[   28.186752][  T678] FS:  00007fd6867cb840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   28.186997][  T678] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.187169][  T678] CR2: 000000000042e5e0 CR3: 000000001a60c004 CR4: 0000000000771ef0
[   28.187439][  T678] PKRU: 55555554
[   28.187542][  T678] Call Trace:
[   28.187645][  T678]  <TASK>
[   28.187716][  T678]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   28.187862][  T678]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   28.188058][  T678]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   28.188166][  T678]  __dev_notify_flags (net/core/dev.c:9787)
[   28.188310][  T678]  ? netdev_update_features (net/core/dev.c:11098)
[   28.188507][  T678]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[   28.188678][  T678]  ? netif_change_name (net/core/dev.c:1495)
[   28.188819][  T678]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   28.188955][  T678]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   28.189103][  T678]  ? register_vlan_dev (net/8021q/vlan.c:196)
[   28.189242][  T678]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   28.189441][  T678]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   28.189581][  T678]  ? nla_strscpy (lib/nlattr.c:795)
[   28.189720][  T678]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   28.189866][  T678]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   28.190019][  T678]  ? __dev_get_by_name (net/core/dev.c:883)
[   28.190158][  T678]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   28.190306][  T678]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   28.190506][  T678]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   28.190647][  T678]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.190790][  T678]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.190929][  T678]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.191066][  T678]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   28.191206][  T678]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.191410][  T678]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.191550][  T678]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.191687][  T678]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   28.191831][  T678]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.191968][  T678]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.192104][  T678]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.192245][  T678]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.192442][  T678]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.192583][  T678]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   28.192719][  T678]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.192860][  T678]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   28.193002][  T678]  ? 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))
[   28.193141][  T678]  ? 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))
[   28.193284][  T678]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   28.193481][  T678]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   28.193621][  T678]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.193761][  T678]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   28.193907][  T678]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   28.194045][  T678]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   28.194184][  T678]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   28.194383][  T678]  ? copy_msghdr_from_user (net/socket.c:2635)
[   28.194522][  T678]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   28.194693][  T678]  ? move_addr_to_kernel (net/socket.c:258)
[   28.194841][  T678]  ___sys_sendmsg (net/socket.c:2752)
[   28.194978][  T678]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.195114][  T678]  ? copy_msghdr_from_user (net/socket.c:2603)
[   28.195262][  T678]  ? 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))
[   28.195464][  T678]  __sys_sendmsg (net/socket.c:2784)
[   28.195604][  T678]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   28.195745][  T678]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.195886][  T678]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.196024][  T678]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   28.196161][  T678]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   28.196301][  T678]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   28.196497][  T678]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.196668][  T678] RIP: 0033:0x7fd686a0508e
[   28.196817][  T678] 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
[   28.197308][  T678] RSP: 002b:00007ffed81d2910 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.197575][  T678] RAX: ffffffffffffffda RBX: 00007ffed81d30d0 RCX: 00007fd686a0508e
[   28.197785][  T678] RDX: 0000000000000000 RSI: 00007ffed81d29c0 RDI: 0000000000000005
[   28.197993][  T678] RBP: 00007ffed81d2920 R08: 0000000000000000 R09: 0000000000000000
[   28.198203][  T678] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d095
[   28.198480][  T678] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed81d3090
| [   28.262587][  T680] ------------[ cut here ]------------
| [   28.262747][  T680] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/680
| [   28.262987][  T680] Modules linked in: vxlan
| [   28.263721][  T680] Tainted: [W]=WARN
[   28.263832][  T680] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.264006][  T680] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.264182][  T680] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.264667][  T680] RSP: 0018:ffa00000014e7020 EFLAGS: 00010286
[   28.264843][  T680] RAX: 00000000ffffffa6 RBX: ff11000012b0b000 RCX: 1ff400000029cdca
[   28.265044][  T680] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0b0bc
[   28.265245][  T680] RBP: ff11000015ae4000 R08: 1fe2200002561619 R09: ff11000016de2e58
[   28.265452][  T680] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   28.265652][  T680] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   28.265860][  T680] FS:  00007fd1f0690840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   28.266105][  T680] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.266277][  T680] CR2: 00007fd1f09601a0 CR3: 0000000004ccb006 CR4: 0000000000771ef0
[   28.266484][  T680] PKRU: 55555554
[   28.266585][  T680] Call Trace:
[   28.266685][  T680]  <TASK>
[   28.266755][  T680]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   28.266898][  T680]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   28.267034][  T680]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   28.267136][  T680]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   28.267273][  T680]  __dev_notify_flags (net/core/dev.c:9787)
[   28.267424][  T680]  ? netif_change_name (net/core/dev.c:1495)
[   28.267558][  T680]  ? __dev_change_flags (net/core/dev.c:9752)
[   28.267707][  T680]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   28.267858][  T680]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.267993][  T680]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   28.268130][  T680]  netif_change_flags (net/core/dev.c:9820)
[   28.268268][  T680]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   28.268420][  T680]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   28.268561][  T680]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   28.268702][  T680]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   28.268877][  T680]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   28.269013][  T680]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.269146][  T680]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   28.269281][  T680]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   28.269422][  T680]  ? __kernel_text_address (kernel/extable.c:79)
[   28.269556][  T680]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.269693][  T680]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.269831][  T680]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   28.269964][  T680]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.270097][  T680]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   28.270230][  T680]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.270374][  T680]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.270508][  T680]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   28.270646][  T680]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   28.270786][  T680]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   28.270920][  T680]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   28.271058][  T680]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   28.271194][  T680]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   28.271341][  T680]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   28.271477][  T680]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.271610][  T680]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.271746][  T680]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.271884][  T680]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   28.272018][  T680]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.272155][  T680]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.272292][  T680]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.272436][  T680]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.272571][  T680]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.272708][  T680]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.272849][  T680]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   28.272984][  T680]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.273116][  T680]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.273249][  T680]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.273395][  T680]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.273528][  T680]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.273667][  T680]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   28.273811][  T680]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.273947][  T680]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   28.274085][  T680]  ? 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))
[   28.274219][  T680]  ? 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))
[   28.274365][  T680]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   28.274501][  T680]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   28.274635][  T680]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.274770][  T680]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   28.274926][  T680]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   28.275066][  T680]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   28.275201][  T680]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   28.275345][  T680]  ? copy_msghdr_from_user (net/socket.c:2635)
[   28.275479][  T680]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   28.275645][  T680]  ? move_addr_to_kernel (net/socket.c:258)
[   28.275786][  T680]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   28.275922][  T680]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.276057][  T680]  ___sys_sendmsg (net/socket.c:2752)
[   28.276190][  T680]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   28.276364][  T680]  ? copy_msghdr_from_user (net/socket.c:2603)
[   28.276511][  T680]  __sys_sendmsg (net/socket.c:2784)
[   28.276645][  T680]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   28.276786][  T680]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   28.276958][  T680]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   28.277092][  T680]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.277226][  T680]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   28.277366][  T680]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   28.277499][  T680]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   28.277633][  T680]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.277802][  T680] RIP: 0033:0x7fd1f08ca08e
[   28.277941][  T680] 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
[   28.278425][  T680] RSP: 002b:00007ffe6ea443f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.278625][  T680] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd1f08ca08e
[   28.278829][  T680] RDX: 0000000000000000 RSI: 00007ffe6ea444a0 RDI: 0000000000000005
[   28.279028][  T680] RBP: 00007ffe6ea44400 R08: 0000000000000000 R09: 0000000000000000
[   28.279228][  T680] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d095
[   28.279449][  T680] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe6ea44b70
| [   28.310721][  T681] ------------[ cut here ]------------
| [   28.310932][  T681] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/681
| [   28.311231][  T681] Modules linked in: vxlan
| [   28.311799][  T681] Tainted: [W]=WARN
[   28.311959][  T681] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.312188][  T681] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.312445][  T681] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.313017][  T681] RSP: 0018:ffa00000014f6f70 EFLAGS: 00010286
[   28.313250][  T681] RAX: 00000000ffffffa6 RBX: ff11000013a27000 RCX: 1ff400000029edb4
[   28.313533][  T681] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013a270bc
[   28.313806][  T681] RBP: ff1100001773c000 R08: 1fe2200002744e19 R09: ff110000159dd180
[   28.314069][  T681] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   28.314358][  T681] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   28.314624][  T681] FS:  00007fd415cd0840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   28.314929][  T681] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.315157][  T681] CR2: 00007fd415fa01a0 CR3: 00000000021d3003 CR4: 0000000000771ef0
[   28.315443][  T681] PKRU: 55555554
[   28.315602][  T681] Call Trace:
[   28.315761][  T681]  <TASK>
[   28.315895][  T681]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.316091][  T681]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   28.316290][  T681]  notifier_call_chain (kernel/notifier.c:85)
[   28.316503][  T681]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   28.316712][  T681]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   28.316926][  T681]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   28.317124][  T681]  netdev_upper_dev_link (net/core/dev.c:8972)
[   28.317341][  T681]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   28.317544][  T681] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   28.317747][  T681]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   28.317957][  T681] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   28.318157][  T681]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   28.318376][  T681]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   28.318573][  T681]  ? nla_strscpy (lib/nlattr.c:795)
[   28.318771][  T681]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   28.318978][  T681]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   28.319173][  T681]  ? __dev_get_by_name (net/core/dev.c:883)
[   28.319389][  T681]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   28.319589][  T681]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   28.319800][  T681]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   28.319998][  T681]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.320191][  T681]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.320405][  T681]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.320598][  T681]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   28.320798][  T681]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.321000][  T681]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.321195][  T681]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.321412][  T681]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   28.321608][  T681]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.321818][  T681]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.322016][  T681]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.322216][  T681]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.322431][  T681]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.322628][  T681]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   28.322828][  T681]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.323028][  T681]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   28.323227][  T681]  ? 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))
[   28.323439][  T681]  ? 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))
[   28.323638][  T681]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   28.323842][  T681]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   28.324037][  T681]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.324235][  T681]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   28.324451][  T681]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   28.324650][  T681]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   28.324856][  T681]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   28.325056][  T681]  ? copy_msghdr_from_user (net/socket.c:2635)
[   28.325253][  T681]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   28.325504][  T681]  ? move_addr_to_kernel (net/socket.c:258)
[   28.325702][  T681]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   28.325910][  T681]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.326107][  T681]  ___sys_sendmsg (net/socket.c:2752)
[   28.326306][  T681]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   28.326555][  T681]  ? copy_msghdr_from_user (net/socket.c:2603)
[   28.326768][  T681]  __sys_sendmsg (net/socket.c:2784)
[   28.326977][  T681]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   28.327171][  T681]  ? vfs_write (./include/linux/fsnotify.h:96 ./include/linux/fsnotify.h:113 ./include/linux/fsnotify.h:127 ./include/linux/fsnotify.h:116 ./include/linux/fsnotify.h:433 fs/read_write.c:692)
[   28.327396][  T681]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   28.327597][  T681]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.327802][  T681]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   28.327999][  T681]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   28.328195][  T681]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   28.328410][  T681]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.328641][  T681] RIP: 0033:0x7fd415f0a08e
[   28.328850][  T681] 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
[   28.329438][  T681] RSP: 002b:00007fff633b7bc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.329707][  T681] RAX: ffffffffffffffda RBX: 00007fff633b8368 RCX: 00007fd415f0a08e
[   28.329988][  T681] RDX: 0000000000000000 RSI: 00007fff633b7c70 RDI: 0000000000000005
[   28.330257][  T681] RBP: 00007fff633b7bd0 R08: 0000000000000000 R09: 0000000000000000
[   28.330541][  T681] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d095
[   28.330815][  T681] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff633b8340
| [   28.332960][  T681] ------------[ cut here ]------------
| [   28.333146][  T681] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/681
| [   28.333462][  T681] Modules linked in: vxlan
| [   28.334013][  T681] Tainted: [W]=WARN
[   28.334172][  T681] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.334426][  T681] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.334665][  T681] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.335233][  T681] RSP: 0018:ffa00000014f6fd0 EFLAGS: 00010286
[   28.335478][  T681] RAX: 00000000ffffffa6 RBX: ff11000013a27700 RCX: 1ff400000029edc0
[   28.335743][  T681] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013a277bc
[   28.336016][  T681] RBP: ff11000016bea000 R08: 1fe2200002744ef9 R09: ff110000159dd180
[   28.336285][  T681] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   28.336567][  T681] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000016beae44
[   28.336846][  T681] FS:  00007fd415cd0840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   28.337150][  T681] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.337405][  T681] CR2: 00007fd415fa01a0 CR3: 00000000021d3003 CR4: 0000000000771ef0
[   28.337673][  T681] PKRU: 55555554
[   28.337841][  T681] Call Trace:
[   28.338000][  T681]  <TASK>
[   28.338126][  T681]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   28.338345][  T681]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   28.338507][  T681]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   28.338707][  T681]  __dev_notify_flags (net/core/dev.c:9787)
[   28.338913][  T681]  ? netif_change_name (net/core/dev.c:1495)
[   28.339110][  T681]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   28.339330][  T681]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   28.339527][  T681]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   28.339725][  T681] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   28.339936][  T681]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   28.340140][  T681] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   28.340361][  T681]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   28.340562][  T681]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   28.340759][  T681]  ? nla_strscpy (lib/nlattr.c:795)
[   28.340964][  T681]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   28.341161][  T681]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   28.341372][  T681]  ? __dev_get_by_name (net/core/dev.c:883)
[   28.341572][  T681]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   28.341782][  T681]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   28.341983][  T681]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   28.342180][  T681]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.342397][  T681]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.342593][  T681]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.342794][  T681]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   28.342992][  T681]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.343197][  T681]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.343409][  T681]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.343607][  T681]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   28.343812][  T681]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.344007][  T681]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.344201][  T681]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.344419][  T681]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.344616][  T681]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.344821][  T681]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   28.345015][  T681]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.345213][  T681]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   28.345436][  T681]  ? 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))
[   28.345632][  T681]  ? 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))
[   28.345837][  T681]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   28.346038][  T681]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   28.346238][  T681]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.346452][  T681]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   28.346649][  T681]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   28.346855][  T681]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   28.347052][  T681]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   28.347248][  T681]  ? copy_msghdr_from_user (net/socket.c:2635)
[   28.347463][  T681]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   28.347697][  T681]  ? move_addr_to_kernel (net/socket.c:258)
[   28.347899][  T681]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   28.348094][  T681]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.348293][  T681]  ___sys_sendmsg (net/socket.c:2752)
[   28.348503][  T681]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   28.348734][  T681]  ? copy_msghdr_from_user (net/socket.c:2603)
[   28.348949][  T681]  __sys_sendmsg (net/socket.c:2784)
[   28.349147][  T681]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   28.349362][  T681]  ? vfs_write (./include/linux/fsnotify.h:96 ./include/linux/fsnotify.h:113 ./include/linux/fsnotify.h:127 ./include/linux/fsnotify.h:116 ./include/linux/fsnotify.h:433 fs/read_write.c:692)
[   28.349562][  T681]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   28.349758][  T681]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.349963][  T681]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   28.350157][  T681]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   28.350370][  T681]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   28.350568][  T681]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.350810][  T681] RIP: 0033:0x7fd415f0a08e
[   28.351010][  T681] 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
[   28.351584][  T681] RSP: 002b:00007fff633b7bc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.351861][  T681] RAX: ffffffffffffffda RBX: 00007fff633b8368 RCX: 00007fd415f0a08e
[   28.352130][  T681] RDX: 0000000000000000 RSI: 00007fff633b7c70 RDI: 0000000000000005
[   28.352415][  T681] RBP: 00007fff633b7bd0 R08: 0000000000000000 R09: 0000000000000000
[   28.352681][  T681] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d095
[   28.352954][  T681] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff633b8340
| [   28.379470][  T682] ------------[ cut here ]------------
| [   28.379607][  T682] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/682
| [   28.379849][  T682] Modules linked in: vxlan
| [   28.380267][  T682] Tainted: [W]=WARN
[   28.380384][  T682] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.380554][  T682] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.380732][  T682] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.381216][  T682] RSP: 0018:ffa00000014f6ee0 EFLAGS: 00010286
[   28.381397][  T682] RAX: 00000000ffffffa6 RBX: ff1100001671a900 RCX: 1ff400000029eda2
[   28.381603][  T682] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001671a9bc
[   28.381816][  T682] RBP: ff11000016bea000 R08: 1fe2200002ce3539 R09: ff11000016f05158
[   28.382018][  T682] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   28.382220][  T682] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   28.382437][  T682] FS:  00007fbaf9856840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   28.382676][  T682] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.382861][  T682] CR2: 000000001bc98988 CR3: 0000000016f57005 CR4: 0000000000771ef0
[   28.383067][  T682] PKRU: 55555554
[   28.383167][  T682] Call Trace:
[   28.383273][  T682]  <TASK>
[   28.383351][  T682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.383489][  T682]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   28.383626][  T682]  notifier_call_chain (kernel/notifier.c:85)
[   28.383763][  T682]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   28.383919][  T682]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.384055][  T682]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   28.384190][  T682]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.384338][  T682]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[   28.384475][  T682]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[   28.384612][  T682]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   28.384756][  T682]  ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:45)
[   28.384902][  T682]  ? netdev_rx_handler_register (net/core/dev.c:5900)
[   28.385037][  T682]  br_add_if (net/bridge/br_if.c:619)
[   28.385143][  T682]  do_set_master (net/core/rtnetlink.c:3011)
[   28.385282][  T682]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   28.385431][  T682]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   28.385571][  T682]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   28.385709][  T682]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   28.385881][  T682]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   28.386016][  T682]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.386151][  T682]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   28.386289][  T682]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   28.386524][  T682]  ? __kernel_text_address (kernel/extable.c:79)
[   28.386662][  T682]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.386806][  T682]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.386941][  T682]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   28.387077][  T682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.387213][  T682]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   28.387420][  T682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.387558][  T682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.387715][  T682]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   28.387857][  T682]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   28.387992][  T682]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   28.388126][  T682]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   28.388262][  T682]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   28.388462][  T682]  ? nla_get_range_signed (lib/nlattr.c:270)
[   28.388602][  T682]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   28.388802][  T682]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   28.388939][  T682]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.389072][  T682]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.389211][  T682]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.389406][  T682]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   28.389542][  T682]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.389678][  T682]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.389821][  T682]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.389956][  T682]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.390091][  T682]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.390229][  T682]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.390429][  T682]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   28.390564][  T682]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.390699][  T682]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.390851][  T682]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.390994][  T682]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.391129][  T682]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.391267][  T682]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   28.391467][  T682]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.391602][  T682]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   28.391742][  T682]  ? 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))
[   28.391882][  T682]  ? 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))
[   28.392021][  T682]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   28.392186][  T682]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   28.392383][  T682]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.392519][  T682]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   28.392658][  T682]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   28.392801][  T682]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   28.392939][  T682]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   28.393075][  T682]  ? copy_msghdr_from_user (net/socket.c:2635)
[   28.393214][  T682]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   28.393445][  T682]  ? move_addr_to_kernel (net/socket.c:258)
[   28.393583][  T682]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   28.393719][  T682]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.393861][  T682]  ___sys_sendmsg (net/socket.c:2752)
[   28.393998][  T682]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   28.394167][  T682]  ? copy_msghdr_from_user (net/socket.c:2603)
[   28.394387][  T682]  __sys_sendmsg (net/socket.c:2784)
[   28.394524][  T682]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   28.394659][  T682]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   28.394837][  T682]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   28.394972][  T682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.395107][  T682]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   28.395243][  T682]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   28.395454][  T682]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   28.395590][  T682]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.395758][  T682] RIP: 0033:0x7fbaf9a9008e
[   28.395907][  T682] 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
[   28.396424][  T682] RSP: 002b:00007fffd52dd760 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.396629][  T682] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fbaf9a9008e
[   28.396837][  T682] RDX: 0000000000000000 RSI: 00007fffd52dd810 RDI: 0000000000000005
[   28.397038][  T682] RBP: 00007fffd52dd770 R08: 0000000000000000 R09: 0000000000000000
[   28.397241][  T682] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d095
[   28.397454][  T682] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffd52ddee0
| [   28.399186][  T682] ------------[ cut here ]------------
| [   28.399338][  T682] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/682
| [   28.399581][  T682] Modules linked in: vxlan
| [   28.400031][  T682] Tainted: [W]=WARN
[   28.400138][  T682] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.400325][  T682] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.400509][  T682] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.401031][  T682] RSP: 0018:ffa00000014f6ea0 EFLAGS: 00010286
[   28.401214][  T682] RAX: 00000000ffffffa6 RBX: ff1100001671a740 RCX: 1ff400000029ed9a
[   28.401433][  T682] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001671a7fc
[   28.401656][  T682] RBP: ff11000016bea000 R08: 1fe2200002ce3501 R09: ff11000016f05158
[   28.401871][  T682] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[   28.402082][  T682] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000016692808
[   28.402298][  T682] FS:  00007fbaf9856840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   28.402554][  T682] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.402732][  T682] CR2: 000000001bc98988 CR3: 0000000016f57005 CR4: 0000000000771ef0
[   28.402950][  T682] PKRU: 55555554
[   28.403055][  T682] Call Trace:
[   28.403161][  T682]  <TASK>
[   28.403234][  T682]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   28.403386][  T682]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   28.403495][  T682]  __dev_notify_flags (net/core/dev.c:9787)
[   28.403644][  T682]  ? netdev_notice (net/core/dev.c:13008)
[   28.403794][  T682]  ? netif_change_name (net/core/dev.c:1495)
[   28.403935][  T682]  ? dev_get_min_mp_channel_count (./include/net/netdev_lock.h:30 (discriminator 1))
[   28.404113][  T682]  ? netif_disable_lro (net/core/dev.c:11098 net/core/dev.c:1830)
[   28.404254][  T682]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   28.404405][  T682]  __dev_set_promiscuity (net/core/dev.c:9630)
[   28.404547][  T682]  netif_set_promiscuity (net/core/dev.c:9639)
[   28.404690][  T682]  dev_set_promiscuity (net/core/dev_api.c:288)
[   28.404843][  T682]  br_port_set_promisc (net/bridge/br_if.c:108)
[   28.404985][  T682]  br_manage_promisc (net/bridge/br_if.c:174)
[   28.405131][  T682]  br_add_if (net/bridge/br_if.c:242 net/bridge/br_if.c:627)
[   28.405241][  T682]  do_set_master (net/core/rtnetlink.c:3011)
[   28.405390][  T682]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   28.405532][  T682]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   28.405677][  T682]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   28.405824][  T682]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   28.406000][  T682]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   28.406143][  T682]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.406287][  T682]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   28.406433][  T682]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   28.406574][  T682]  ? __kernel_text_address (kernel/extable.c:79)
[   28.406717][  T682]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.406865][  T682]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.407016][  T682]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   28.407160][  T682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.407306][  T682]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   28.407453][  T682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.407594][  T682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.407736][  T682]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   28.407884][  T682]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   28.408026][  T682]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   28.408167][  T682]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   28.408321][  T682]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   28.408463][  T682]  ? nla_get_range_signed (lib/nlattr.c:270)
[   28.408607][  T682]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   28.408754][  T682]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   28.408904][  T682]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.409046][  T682]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.409189][  T682]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.409341][  T682]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   28.409483][  T682]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.409627][  T682]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.409768][  T682]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.409918][  T682]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.410062][  T682]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.410205][  T682]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.410358][  T682]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   28.410501][  T682]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.410643][  T682]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.410790][  T682]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.410933][  T682]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.411074][  T682]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.411216][  T682]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   28.411366][  T682]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.411508][  T682]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   28.411652][  T682]  ? 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))
[   28.411797][  T682]  ? 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))
[   28.411940][  T682]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   28.412082][  T682]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   28.412232][  T682]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.412385][  T682]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   28.412528][  T682]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   28.412671][  T682]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   28.412821][  T682]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   28.412963][  T682]  ? copy_msghdr_from_user (net/socket.c:2635)
[   28.413105][  T682]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   28.413282][  T682]  ? move_addr_to_kernel (net/socket.c:258)
[   28.413436][  T682]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   28.413577][  T682]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.413721][  T682]  ___sys_sendmsg (net/socket.c:2752)
[   28.413870][  T682]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   28.414047][  T682]  ? copy_msghdr_from_user (net/socket.c:2603)
[   28.414201][  T682]  __sys_sendmsg (net/socket.c:2784)
[   28.414357][  T682]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   28.414498][  T682]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   28.414675][  T682]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   28.414825][  T682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.414968][  T682]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   28.415111][  T682]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   28.415253][  T682]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   28.415405][  T682]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.415579][  T682] RIP: 0033:0x7fbaf9a9008e
[   28.415726][  T682] 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
[   28.416237][  T682] RSP: 002b:00007fffd52dd760 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.416460][  T682] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fbaf9a9008e
[   28.416673][  T682] RDX: 0000000000000000 RSI: 00007fffd52dd810 RDI: 0000000000000005
[   28.416893][  T682] RBP: 00007fffd52dd770 R08: 0000000000000000 R09: 0000000000000000
[   28.417103][  T682] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d095
[   28.417321][  T682] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffd52ddee0
| [   28.419154][  T682] ------------[ cut here ]------------
| [   28.419294][  T682] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/682
| [   28.419543][  T682] Modules linked in: vxlan
| [   28.419973][  T682] Tainted: [W]=WARN
[   28.420077][  T682] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.420251][  T682] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.421220][  T682] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.421790][  T682] RSP: 0018:ffa00000014f6e20 EFLAGS: 00010286
[   28.421965][  T682] RAX: 00000000ffffffa6 RBX: ff110000141aa040 RCX: 1ff400000029ed8a
[   28.422175][  T682] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000141aa0fc
[   28.422446][  T682] RBP: ff11000019cfa000 R08: 1fe2200002835421 R09: ff11000016f05158
[   28.422656][  T682] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   28.422869][  T682] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   28.423085][  T682] FS:  00007fbaf9856840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   28.423393][  T682] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.423569][  T682] CR2: 000000001bc98988 CR3: 0000000016f57005 CR4: 0000000000771ef0
[   28.423801][  T682] PKRU: 55555554
[   28.423904][  T682] Call Trace:
[   28.424007][  T682]  <TASK>
[   28.424080][  T682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.424218][  T682]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   28.424426][  T682]  notifier_call_chain (kernel/notifier.c:85)
[   28.424568][  T682]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[   28.424707][  T682]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[   28.424854][  T682]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.424992][  T682]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   28.425131][  T682]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   28.425306][  T682]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   28.425505][  T682]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6))
[   28.425680][  T682]  netif_set_mtu (net/core/dev.c:9910)
[   28.425828][  T682]  ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2))
[   28.425972][  T682]  ? br_get_link_af_size_filtered (./include/linux/rcupdate.h:871 net/bridge/br_netlink.c:114)
[   28.426148][  T682]  dev_set_mtu (net/core/dev_api.c:249)
[   28.426254][  T682]  br_mtu_auto_adjust (net/bridge/br_if.c:525 (discriminator 1) net/bridge/br_if.c:514 (discriminator 1))
[   28.426455][  T682]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[   28.426596][  T682]  br_add_if (net/bridge/br_if.c:681)
[   28.426705][  T682]  do_set_master (net/core/rtnetlink.c:3011)
[   28.426852][  T682]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   28.426995][  T682]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   28.427138][  T682]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   28.427292][  T682]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   28.427530][  T682]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   28.427669][  T682]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.427814][  T682]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   28.427952][  T682]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   28.428093][  T682]  ? __kernel_text_address (kernel/extable.c:79)
[   28.428233][  T682]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.428439][  T682]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.428579][  T682]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   28.428718][  T682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.428864][  T682]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   28.429002][  T682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.429144][  T682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.429287][  T682]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   28.429488][  T682]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   28.429628][  T682]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   28.429768][  T682]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   28.429914][  T682]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   28.430053][  T682]  ? nla_get_range_signed (lib/nlattr.c:270)
[   28.430199][  T682]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   28.430408][  T682]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   28.430552][  T682]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.430693][  T682]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.430839][  T682]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.430978][  T682]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   28.431115][  T682]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.431257][  T682]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.431463][  T682]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.431603][  T682]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.431742][  T682]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.431886][  T682]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.432026][  T682]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   28.432164][  T682]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.432307][  T682]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.432507][  T682]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.432650][  T682]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.432792][  T682]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.432932][  T682]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   28.433072][  T682]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.433211][  T682]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   28.433416][  T682]  ? 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))
[   28.433555][  T682]  ? 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))
[   28.433698][  T682]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   28.433847][  T682]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   28.433988][  T682]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.434131][  T682]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   28.434276][  T682]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   28.434480][  T682]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   28.434622][  T682]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   28.434760][  T682]  ? copy_msghdr_from_user (net/socket.c:2635)
[   28.434907][  T682]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   28.435079][  T682]  ? move_addr_to_kernel (net/socket.c:258)
[   28.435220][  T682]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   28.435423][  T682]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.435568][  T682]  ___sys_sendmsg (net/socket.c:2752)
[   28.435706][  T682]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   28.435884][  T682]  ? copy_msghdr_from_user (net/socket.c:2603)
[   28.436037][  T682]  __sys_sendmsg (net/socket.c:2784)
[   28.436178][  T682]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   28.436378][  T682]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   28.436555][  T682]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   28.436695][  T682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.436842][  T682]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   28.436980][  T682]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   28.437121][  T682]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   28.437262][  T682]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.437503][  T682] RIP: 0033:0x7fbaf9a9008e
[   28.437647][  T682] 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
[   28.438149][  T682] RSP: 002b:00007fffd52dd760 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.438426][  T682] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fbaf9a9008e
[   28.438635][  T682] RDX: 0000000000000000 RSI: 00007fffd52dd810 RDI: 0000000000000005
[   28.438848][  T682] RBP: 00007fffd52dd770 R08: 0000000000000000 R09: 0000000000000000
[   28.439056][  T682] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d095
[   28.439268][  T682] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffd52ddee0
| [   28.441454][  T682] ------------[ cut here ]------------
| [   28.441639][  T682] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/682
| [   28.441930][  T682] Modules linked in: vxlan
| [   28.442469][  T682] Tainted: [W]=WARN
[   28.442622][  T682] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.442853][  T682] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.443082][  T682] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.443630][  T682] RSP: 0018:ffa00000014f6f78 EFLAGS: 00010286
[   28.443858][  T682] RAX: 00000000ffffffa6 RBX: ff11000013a26580 RCX: 1ff400000029edb5
[   28.444112][  T682] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013a2663c
[   28.444385][  T682] RBP: ff11000019cfa000 R08: 1fe2200002744cc9 R09: ff11000016f05158
[   28.444636][  T682] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   28.444895][  T682] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000002
[   28.445152][  T682] FS:  00007fbaf9856840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   28.445492][  T682] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.445708][  T682] CR2: 000055669eb10d5c CR3: 0000000016f57005 CR4: 0000000000771ef0
[   28.445970][  T682] PKRU: 55555554
[   28.446122][  T682] Call Trace:
[   28.446281][  T682]  <TASK>
[   28.446416][  T682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.446604][  T682]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   28.446799][  T682]  notifier_call_chain (kernel/notifier.c:85)
[   28.446989][  T682]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[   28.447212][  T682]  ? br_get_link_af_size_filtered (./include/linux/rcupdate.h:871 net/bridge/br_netlink.c:114)
[   28.447456][  T682]  ? netdev_change_features (net/core/dev.c:11117)
[   28.447647][  T682]  ? br_opt_toggle (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 net/bridge/br.c:402)
[   28.447850][  T682]  br_add_if (net/bridge/br_if.c:683)
[   28.448010][  T682]  do_set_master (net/core/rtnetlink.c:3011)
[   28.448196][  T682]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   28.448405][  T682]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   28.448598][  T682]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   28.448792][  T682]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   28.449014][  T682]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   28.449205][  T682]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.449414][  T682]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   28.449602][  T682]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   28.449796][  T682]  ? __kernel_text_address (kernel/extable.c:79)
[   28.449984][  T682]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.450177][  T682]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.450385][  T682]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   28.450577][  T682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.450765][  T682]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   28.450960][  T682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.451146][  T682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.451356][  T682]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   28.451545][  T682]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   28.451731][  T682]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   28.451927][  T682]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   28.452120][  T682]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   28.452331][  T682]  ? nla_get_range_signed (lib/nlattr.c:270)
[   28.452525][  T682]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   28.452730][  T682]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   28.452956][  T682]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.453143][  T682]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.453352][  T682]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.453542][  T682]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   28.453729][  T682]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.453928][  T682]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.454114][  T682]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.454304][  T682]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.454507][  T682]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.454696][  T682]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.454892][  T682]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   28.455082][  T682]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.455270][  T682]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.455475][  T682]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.455664][  T682]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.455856][  T682]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.456043][  T682]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   28.456229][  T682]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.456438][  T682]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   28.456633][  T682]  ? 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))
[   28.456825][  T682]  ? 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))
[   28.457014][  T682]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   28.457204][  T682]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   28.457406][  T682]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.457596][  T682]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   28.457796][  T682]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   28.457990][  T682]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   28.458179][  T682]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   28.458388][  T682]  ? copy_msghdr_from_user (net/socket.c:2635)
[   28.458593][  T682]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   28.458822][  T682]  ? move_addr_to_kernel (net/socket.c:258)
[   28.459011][  T682]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   28.459200][  T682]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.459422][  T682]  ___sys_sendmsg (net/socket.c:2752)
[   28.459608][  T682]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   28.459838][  T682]  ? copy_msghdr_from_user (net/socket.c:2603)
[   28.460037][  T682]  __sys_sendmsg (net/socket.c:2784)
[   28.460223][  T682]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   28.460431][  T682]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   28.460653][  T682]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   28.460852][  T682]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.461040][  T682]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   28.461225][  T682]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   28.461431][  T682]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   28.461619][  T682]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.461845][  T682] RIP: 0033:0x7fbaf9a9008e
[   28.462035][  T682] 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
[   28.462582][  T682] RSP: 002b:00007fffd52dd760 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.462842][  T682] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fbaf9a9008e
[   28.463091][  T682] RDX: 0000000000000000 RSI: 00007fffd52dd810 RDI: 0000000000000005
[   28.463365][  T682] RBP: 00007fffd52dd770 R08: 0000000000000000 R09: 0000000000000000
[   28.463617][  T682] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d095
[   28.463877][  T682] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffd52ddee0
| [   28.498172][  T683] ------------[ cut here ]------------
| [   28.498348][  T683] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/683
| [   28.498577][  T683] Modules linked in: vxlan
| [   28.499034][  T683] Tainted: [W]=WARN
[   28.499133][  T683] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.499305][  T683] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.499484][  T683] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.499957][  T683] RSP: 0018:ffa00000014f7020 EFLAGS: 00010286
[   28.500124][  T683] RAX: 00000000ffffffa6 RBX: ff1100000549da80 RCX: 1ff400000029edca
[   28.500331][  T683] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000549db3c
[   28.500533][  T683] RBP: ff11000016bea000 R08: 1fe2200000a93b69 R09: ff11000016f02e58
[   28.500729][  T683] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   28.500951][  T683] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   28.501155][  T683] FS:  00007fb27bbd6840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   28.501397][  T683] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.501565][  T683] CR2: 0000000012c85988 CR3: 0000000016e2c004 CR4: 0000000000771ef0
[   28.501764][  T683] PKRU: 55555554
[   28.501890][  T683] Call Trace:
[   28.501988][  T683]  <TASK>
[   28.502057][  T683]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   28.502195][  T683]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   28.502299][  T683]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   28.502439][  T683]  __dev_notify_flags (net/core/dev.c:9787)
[   28.502574][  T683]  ? netif_change_name (net/core/dev.c:1495)
[   28.502707][  T683]  ? __dev_change_flags (net/core/dev.c:9752)
[   28.502851][  T683]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   28.502985][  T683]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.503130][  T683]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   28.503268][  T683]  netif_change_flags (net/core/dev.c:9820)
[   28.504004][  T683]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   28.504141][  T683]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   28.504281][  T683]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   28.504419][  T683]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   28.504586][  T683]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   28.504720][  T683]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.504857][  T683]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   28.504990][  T683]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   28.505123][  T683]  ? __kernel_text_address (kernel/extable.c:79)
[   28.505278][  T683]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.505425][  T683]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.505559][  T683]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   28.505693][  T683]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.505831][  T683]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   28.505963][  T683]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.506097][  T683]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.506230][  T683]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   28.506373][  T683]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   28.506505][  T683]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   28.506639][  T683]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   28.506778][  T683]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   28.506914][  T683]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   28.507051][  T683]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   28.507185][  T683]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.507326][  T683]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.507460][  T683]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.507592][  T683]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   28.507726][  T683]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.507867][  T683]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.507998][  T683]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.508131][  T683]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.508280][  T683]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.508420][  T683]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.508554][  T683]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   28.508690][  T683]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.508829][  T683]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.508966][  T683]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.509100][  T683]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.509233][  T683]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.509380][  T683]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   28.509516][  T683]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.509651][  T683]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   28.509796][  T683]  ? 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))
[   28.509929][  T683]  ? 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))
[   28.510065][  T683]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   28.510200][  T683]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   28.510345][  T683]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.510479][  T683]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   28.510615][  T683]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   28.510751][  T683]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   28.510900][  T683]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   28.511033][  T683]  ? copy_msghdr_from_user (net/socket.c:2635)
[   28.511165][  T683]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   28.511339][  T683]  ? move_addr_to_kernel (net/socket.c:258)
[   28.511475][  T683]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   28.511608][  T683]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.511744][  T683]  ___sys_sendmsg (net/socket.c:2752)
[   28.511885][  T683]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   28.512051][  T683]  ? copy_msghdr_from_user (net/socket.c:2603)
[   28.512197][  T683]  __sys_sendmsg (net/socket.c:2784)
[   28.512341][  T683]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   28.512475][  T683]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   28.512644][  T683]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   28.512786][  T683]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.512923][  T683]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   28.513054][  T683]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   28.513192][  T683]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   28.513332][  T683]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.513498][  T683] RIP: 0033:0x7fb27be1008e
[   28.513638][  T683] 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
[   28.514132][  T683] RSP: 002b:00007ffc7009adf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.514342][  T683] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb27be1008e
[   28.514567][  T683] RDX: 0000000000000000 RSI: 00007ffc7009aea0 RDI: 0000000000000005
[   28.514799][  T683] RBP: 00007ffc7009ae00 R08: 0000000000000000 R09: 0000000000000000
[   28.514998][  T683] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d095
[   28.515195][  T683] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc7009b570
| [   28.861258][  T707] ------------[ cut here ]------------
| [   28.861503][  T707] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/707
| [   28.861807][  T707] Modules linked in: vxlan
| [   28.862360][  T707] Tainted: [W]=WARN
[   28.862516][  T707] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.862744][  T707] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.862986][  T707] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.863548][  T707] RSP: 0018:ffa0000001557090 EFLAGS: 00010286
[   28.863782][  T707] RAX: 00000000ffffffa6 RBX: ff11000010b90040 RCX: 1ff40000002aadd8
[   28.864038][  T707] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010b900fc
[   28.864294][  T707] RBP: ff1100001946c000 R08: 1fe2200002172021 R09: ff11000019df2e80
[   28.864565][  T707] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   28.864836][  T707] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   28.865097][  T707] FS:  00007f02282bc840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   28.865407][  T707] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.865631][  T707] CR2: 000000000042e5e0 CR3: 0000000004c89003 CR4: 0000000000771ef0
[   28.865903][  T707] PKRU: 55555554
[   28.866058][  T707] Call Trace:
[   28.866214][  T707]  <TASK>
[   28.866881][  T707]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.867089][  T707]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   28.867290][  T707]  notifier_call_chain (kernel/notifier.c:85)
[   28.867506][  T707]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   28.867699][  T707]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   28.867957][  T707]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   28.868150][  T707]  netdev_upper_dev_link (net/core/dev.c:8972)
[   28.868365][  T707]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   28.868557][  T707]  register_vlan_dev (net/8021q/vlan.c:183)
[   28.868750][  T707]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   28.868950][  T707]  vlan_newlink (net/8021q/vlan_netlink.c:194)
[   28.869141][  T707]  ? nla_strscpy (lib/nlattr.c:795)
[   28.869357][  T707]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   28.869581][  T707]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   28.869770][  T707]  ? __dev_get_by_name (net/core/dev.c:883)
[   28.869969][  T707]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   28.870165][  T707]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   28.870383][  T707]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   28.870576][  T707]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.870765][  T707]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.870967][  T707]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.871157][  T707]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   28.871368][  T707]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.871565][  T707]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.871756][  T707]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.871957][  T707]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   28.872148][  T707]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.872362][  T707]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.872564][  T707]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.872757][  T707]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.872956][  T707]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.873151][  T707]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   28.873367][  T707]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.873560][  T707]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   28.873789][  T707]  ? 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))
[   28.873982][  T707]  ? 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))
[   28.874175][  T707]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   28.874388][  T707]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   28.874579][  T707]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.874782][  T707]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   28.874974][  T707]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   28.875164][  T707]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   28.875380][  T707]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   28.875576][  T707]  ? copy_msghdr_from_user (net/socket.c:2635)
[   28.875765][  T707]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   28.875997][  T707]  ? move_addr_to_kernel (net/socket.c:258)
[   28.876193][  T707]  ___sys_sendmsg (net/socket.c:2752)
[   28.876402][  T707]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.876592][  T707]  ? copy_msghdr_from_user (net/socket.c:2603)
[   28.876805][  T707]  ? 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))
[   28.877001][  T707]  __sys_sendmsg (net/socket.c:2784)
[   28.877193][  T707]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   28.877407][  T707]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.877597][  T707]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.877799][  T707]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   28.877992][  T707]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   28.878183][  T707]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   28.878398][  T707]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.878630][  T707] RIP: 0033:0x7f02284f608e
[   28.878838][  T707] 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
[   28.879402][  T707] RSP: 002b:00007fffa2b243f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.879668][  T707] RAX: ffffffffffffffda RBX: 00007fffa2b24bb0 RCX: 00007f02284f608e
[   28.879934][  T707] RDX: 0000000000000000 RSI: 00007fffa2b244a0 RDI: 0000000000000005
[   28.880193][  T707] RBP: 00007fffa2b24400 R08: 0000000000000000 R09: 0000000000000000
[   28.880491][  T707] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d096
[   28.880767][  T707] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa2b24b70
| [   28.882896][  T707] ------------[ cut here ]------------
| [   28.883075][  T707] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/707
| [   28.883382][  T707] Modules linked in: vxlan
| [   28.883904][  T707] Tainted: [W]=WARN
[   28.884056][  T707] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.884280][  T707] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.884522][  T707] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.885075][  T707] RSP: 0018:ffa00000015571b0 EFLAGS: 00010286
[   28.885297][  T707] RAX: 00000000ffffffa6 RBX: ff11000010b91e00 RCX: 1ff40000002aadfc
[   28.885565][  T707] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010b91ebc
[   28.885832][  T707] RBP: ff1100001585c000 R08: 1fe22000021723d9 R09: ff11000019df2e80
[   28.886086][  T707] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   28.886362][  T707] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab76b3a0
[   28.886619][  T707] FS:  00007f02282bc840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   28.886915][  T707] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.887136][  T707] CR2: 000000000042e5e0 CR3: 0000000004c89003 CR4: 0000000000771ef0
[   28.887406][  T707] PKRU: 55555554
[   28.887559][  T707] Call Trace:
[   28.887711][  T707]  <TASK>
[   28.887844][  T707]  ? register_vlan_dev (net/8021q/vlan.c:188)
[   28.888031][  T707]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   28.888217][  T707]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   28.888425][  T707]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   28.888581][  T707]  __dev_notify_flags (net/core/dev.c:9787)
[   28.888768][  T707]  ? netdev_update_features (net/core/dev.c:11098)
[   28.888963][  T707]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[   28.889199][  T707]  ? netif_change_name (net/core/dev.c:1495)
[   28.889403][  T707]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   28.889590][  T707]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   28.889805][  T707]  ? register_vlan_dev (net/8021q/vlan.c:196)
[   28.890003][  T707]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   28.890194][  T707]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   28.890568][  T707]  ? nla_strscpy (lib/nlattr.c:795)
[   28.890755][  T707]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   28.891085][  T707]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   28.891275][  T707]  ? __dev_get_by_name (net/core/dev.c:883)
[   28.891477][  T707]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   28.891672][  T707]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   28.891875][  T707]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   28.892072][  T707]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.892264][  T707]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.892485][  T707]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.892674][  T707]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   28.892875][  T707]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.893069][  T707]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.893257][  T707]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.893467][  T707]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   28.893668][  T707]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.893894][  T707]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.894080][  T707]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.894276][  T707]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.894474][  T707]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.894663][  T707]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   28.894860][  T707]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.895050][  T707]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   28.895254][  T707]  ? 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))
[   28.895466][  T707]  ? 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))
[   28.895656][  T707]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   28.895852][  T707]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   28.896037][  T707]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.896329][  T707]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   28.896521][  T707]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   28.896715][  T707]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   28.896924][  T707]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   28.897114][  T707]  ? copy_msghdr_from_user (net/socket.c:2635)
[   28.897302][  T707]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   28.897536][  T707]  ? move_addr_to_kernel (net/socket.c:258)
[   28.897728][  T707]  ___sys_sendmsg (net/socket.c:2752)
[   28.897922][  T707]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.898108][  T707]  ? copy_msghdr_from_user (net/socket.c:2603)
[   28.898338][  T707]  ? 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))
[   28.898544][  T707]  __sys_sendmsg (net/socket.c:2784)
[   28.898735][  T707]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   28.898948][  T707]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.899135][  T707]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.899344][  T707]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   28.899538][  T707]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   28.899728][  T707]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   28.899932][  T707]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.900159][  T707] RIP: 0033:0x7f02284f608e
[   28.900386][  T707] 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
[   28.900971][  T707] RSP: 002b:00007fffa2b243f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.901233][  T707] RAX: ffffffffffffffda RBX: 00007fffa2b24bb0 RCX: 00007f02284f608e
[   28.901518][  T707] RDX: 0000000000000000 RSI: 00007fffa2b244a0 RDI: 0000000000000005
[   28.901791][  T707] RBP: 00007fffa2b24400 R08: 0000000000000000 R09: 0000000000000000
[   28.902056][  T707] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d096
[   28.902339][  T707] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa2b24b70
| [   28.963414][  T709] ------------[ cut here ]------------
| [   28.963579][  T709] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/709
| [   28.963818][  T709] Modules linked in: vxlan
| [   28.964239][  T709] Tainted: [W]=WARN
[   28.964352][  T709] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.964517][  T709] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.964691][  T709] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.965173][  T709] RSP: 0018:ffa0000001547020 EFLAGS: 00010286
[   28.965365][  T709] RAX: 00000000ffffffa6 RBX: ff1100001311ce40 RCX: 1ff40000002a8dca
[   28.965565][  T709] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001311cefc
[   28.965763][  T709] RBP: ff1100001585c000 R08: 1fe22000026239e1 R09: ff11000019c18b58
[   28.965974][  T709] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   28.966173][  T709] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   28.966383][  T709] FS:  00007f2b3330b840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   28.966616][  T709] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.966789][  T709] CR2: 000000000e077988 CR3: 000000001761a006 CR4: 0000000000771ef0
[   28.966988][  T709] PKRU: 55555554
[   28.967086][  T709] Call Trace:
[   28.967184][  T709]  <TASK>
[   28.967253][  T709]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   28.967396][  T709]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   28.967530][  T709]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   28.967667][  T709]  __dev_notify_flags (net/core/dev.c:9787)
[   28.967821][  T709]  ? netif_change_name (net/core/dev.c:1495)
[   28.967954][  T709]  ? __dev_change_flags (net/core/dev.c:9752)
[   28.968150][  T709]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   28.968289][  T709]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.968426][  T709]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   28.968561][  T709]  netif_change_flags (net/core/dev.c:9820)
[   28.968696][  T709]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   28.968838][  T709]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   28.968974][  T709]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   28.969107][  T709]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   28.969275][  T709]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   28.969412][  T709]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.969544][  T709]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   28.969676][  T709]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   28.969816][  T709]  ? __kernel_text_address (kernel/extable.c:79)
[   28.969949][  T709]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.970088][  T709]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.970219][  T709]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   28.970361][  T709]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.970494][  T709]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   28.970627][  T709]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.970759][  T709]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.970896][  T709]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   28.971029][  T709]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   28.971161][  T709]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   28.971298][  T709]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   28.971517][  T709]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   28.971654][  T709]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   28.971796][  T709]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   28.971929][  T709]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.972061][  T709]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.972197][  T709]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.972407][  T709]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   28.972539][  T709]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.972673][  T709]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.972817][  T709]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.972952][  T709]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.973084][  T709]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.973218][  T709]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.973411][  T709]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   28.973542][  T709]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.973758][  T709]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.973894][  T709]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.974030][  T709]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.974161][  T709]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.974298][  T709]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   28.974508][  T709]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.974641][  T709]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   28.974783][  T709]  ? 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))
[   28.974912][  T709]  ? 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))
[   28.975052][  T709]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   28.975189][  T709]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   28.975390][  T709]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.975522][  T709]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   28.975656][  T709]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   28.975797][  T709]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   28.975933][  T709]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   28.976066][  T709]  ? copy_msghdr_from_user (net/socket.c:2635)
[   28.976199][  T709]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   28.976390][  T709]  ? move_addr_to_kernel (net/socket.c:258)
[   28.976529][  T709]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   28.976662][  T709]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.976804][  T709]  ___sys_sendmsg (net/socket.c:2752)
[   28.976939][  T709]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   28.977103][  T709]  ? copy_msghdr_from_user (net/socket.c:2603)
[   28.977250][  T709]  __sys_sendmsg (net/socket.c:2784)
[   28.977393][  T709]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   28.977525][  T709]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   28.977691][  T709]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   28.977831][  T709]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.977965][  T709]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   28.978097][  T709]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   28.978230][  T709]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   28.978379][  T709]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.978543][  T709] RIP: 0033:0x7f2b3354508e
[   28.978681][  T709] 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
[   28.979158][  T709] RSP: 002b:00007ffc203a95c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.979370][  T709] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2b3354508e
[   28.979566][  T709] RDX: 0000000000000000 RSI: 00007ffc203a9670 RDI: 0000000000000005
[   28.979761][  T709] RBP: 00007ffc203a95d0 R08: 0000000000000000 R09: 0000000000000000
[   28.979970][  T709] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d096
[   28.980168][  T709] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc203a9d40
| [   29.156021][  T715] ------------[ cut here ]------------
| [   29.156196][  T715] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/715
| [   29.156444][  T715] Modules linked in: vxlan
| [   29.156873][  T715] Tainted: [W]=WARN
[   29.156975][  T715] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.157143][  T715] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.157344][  T715] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.157832][  T715] RSP: 0018:ffa00000015b71b0 EFLAGS: 00010286
[   29.158003][  T715] RAX: 00000000ffffffa6 RBX: ff11000015f73700 RCX: 1ff40000002b6dfc
[   29.158205][  T715] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000015f737bc
[   29.158422][  T715] RBP: ff1100001a59a000 R08: 1fe2200002bee6f9 R09: ff1100001a4d0b80
[   29.158630][  T715] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   29.158836][  T715] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab720900
[   29.159042][  T715] FS:  00007f47a7e4e840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   29.159281][  T715] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.159460][  T715] CR2: 0000000000441b40 CR3: 0000000015e19003 CR4: 0000000000771ef0
[   29.159666][  T715] PKRU: 55555554
[   29.159774][  T715] Call Trace:
[   29.159878][  T715]  <TASK>
[   29.159949][  T715]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   29.160087][  T715]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   29.160192][  T715]  __dev_notify_flags (net/core/dev.c:9787)
[   29.160340][  T715]  ? netif_change_name (net/core/dev.c:1495)
[   29.160478][  T715]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   29.160649][  T715]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   29.160791][  T715]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   29.160927][  T715]  ? br_dev_newlink (net/bridge/br_netlink.c:1604)
[   29.161065][  T715]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   29.161203][  T715]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   29.161349][  T715]  ? __dev_get_by_name (net/core/dev.c:883)
[   29.161484][  T715]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   29.161626][  T715]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   29.161766][  T715]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   29.161908][  T715]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.162042][  T715]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.162179][  T715]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.162320][  T715]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   29.162456][  T715]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.162597][  T715]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.162733][  T715]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.162874][  T715]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   29.163009][  T715]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.163145][  T715]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.163282][  T715]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.163427][  T715]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.163562][  T715]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.163698][  T715]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   29.163842][  T715]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.163979][  T715]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   29.164118][  T715]  ? 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))
[   29.164253][  T715]  ? 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))
[   29.164427][  T715]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.164567][  T715]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.164706][  T715]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.164851][  T715]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   29.164989][  T715]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   29.165127][  T715]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   29.165265][  T715]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   29.165409][  T715]  ? copy_msghdr_from_user (net/socket.c:2635)
[   29.165545][  T715]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   29.165715][  T715]  ? move_addr_to_kernel (net/socket.c:258)
[   29.165858][  T715]  ___sys_sendmsg (net/socket.c:2752)
[   29.165992][  T715]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.166129][  T715]  ? copy_msghdr_from_user (net/socket.c:2603)
[   29.166277][  T715]  ? 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))
[   29.166427][  T715]  __sys_sendmsg (net/socket.c:2784)
[   29.166564][  T715]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   29.166705][  T715]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.166848][  T715]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.166985][  T715]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.167121][  T715]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   29.167257][  T715]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   29.167402][  T715]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.167571][  T715] RIP: 0033:0x7f47a808808e
[   29.167714][  T715] 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
[   29.168207][  T715] RSP: 002b:00007ffd6175f350 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.168419][  T715] RAX: ffffffffffffffda RBX: 00007ffd6175faf8 RCX: 00007f47a808808e
[   29.168621][  T715] RDX: 0000000000000000 RSI: 00007ffd6175f400 RDI: 0000000000000005
[   29.168834][  T715] RBP: 00007ffd6175f360 R08: 0000000000000000 R09: 0000000000000000
[   29.169041][  T715] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d096
[   29.169242][  T715] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd6175fad0
| [   29.199690][  T716] ------------[ cut here ]------------
| [   29.199885][  T716] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/716
| [   29.200172][  T716] Modules linked in: vxlan
| [   29.200764][  T716] Tainted: [W]=WARN
[   29.200926][  T716] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.201144][  T716] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.201393][  T716] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.201929][  T716] RSP: 0018:ffa00000015c7020 EFLAGS: 00010286
[   29.202148][  T716] RAX: 00000000ffffffa6 RBX: ff11000015f72ac0 RCX: 1ff40000002b8dca
[   29.202418][  T716] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000015f72b7c
[   29.202667][  T716] RBP: ff1100001a59a000 R08: 1fe2200002bee571 R09: ff110000159b8b58
[   29.202918][  T716] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   29.203166][  T716] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   29.203434][  T716] FS:  00007efc18894840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   29.203719][  T716] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.203947][  T716] CR2: 000000001ccc4988 CR3: 0000000019dbf003 CR4: 0000000000771ef0
[   29.204203][  T716] PKRU: 55555554
[   29.204370][  T716] Call Trace:
[   29.204522][  T716]  <TASK>
[   29.204645][  T716]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   29.204837][  T716]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   29.205025][  T716]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   29.205180][  T716]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   29.205385][  T716]  __dev_notify_flags (net/core/dev.c:9787)
[   29.205575][  T716]  ? netif_change_name (net/core/dev.c:1495)
[   29.205760][  T716]  ? __dev_change_flags (net/core/dev.c:9752)
[   29.205956][  T716]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   29.206139][  T716]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.206346][  T716]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   29.206535][  T716]  netif_change_flags (net/core/dev.c:9820)
[   29.206728][  T716]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   29.206925][  T716]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   29.207113][  T716]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   29.207305][  T716]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   29.207538][  T716]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   29.207723][  T716]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.207918][  T716]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   29.208103][  T716]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.208290][  T716]  ? __kernel_text_address (kernel/extable.c:79)
[   29.208494][  T716]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.208682][  T716]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.208876][  T716]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   29.209061][  T716]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.209246][  T716]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   29.209449][  T716]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.209636][  T716]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.209832][  T716]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   29.210022][  T716]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   29.210209][  T716]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   29.210417][  T716]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   29.210604][  T716]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   29.210800][  T716]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   29.210990][  T716]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   29.211178][  T716]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.211383][  T716]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.211573][  T716]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.211756][  T716]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   29.211949][  T716]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.212136][  T716]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.212340][  T716]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.212526][  T716]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.212709][  T716]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.212906][  T716]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.213092][  T716]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   29.213279][  T716]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.213476][  T716]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.213660][  T716]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.213856][  T716]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.214039][  T716]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.214226][  T716]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   29.214436][  T716]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.214622][  T716]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   29.214818][  T716]  ? 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))
[   29.215003][  T716]  ? 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))
[   29.215190][  T716]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.215398][  T716]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.215584][  T716]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.215781][  T716]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   29.215973][  T716]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   29.216158][  T716]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   29.216366][  T716]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   29.216560][  T716]  ? copy_msghdr_from_user (net/socket.c:2635)
[   29.216746][  T716]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   29.216974][  T716]  ? move_addr_to_kernel (net/socket.c:258)
[   29.217174][  T716]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.217391][  T716]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.217579][  T716]  ___sys_sendmsg (net/socket.c:2752)
[   29.217763][  T716]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   29.217992][  T716]  ? copy_msghdr_from_user (net/socket.c:2603)
[   29.218190][  T716]  __sys_sendmsg (net/socket.c:2784)
[   29.218397][  T716]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   29.218582][  T716]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   29.218813][  T716]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   29.218999][  T716]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.219186][  T716]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.219394][  T716]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   29.219581][  T716]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   29.219767][  T716]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.219993][  T716] RIP: 0033:0x7efc18ace08e
[   29.220183][  T716] 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
[   29.220727][  T716] RSP: 002b:00007ffe543c5810 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.220988][  T716] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007efc18ace08e
[   29.221240][  T716] RDX: 0000000000000000 RSI: 00007ffe543c58c0 RDI: 0000000000000005
[   29.221517][  T716] RBP: 00007ffe543c5820 R08: 0000000000000000 R09: 0000000000000000
[   29.221766][  T716] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d096
[   29.222022][  T716] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe543c5f90
| [   29.263145][  T717] ------------[ cut here ]------------
| [   29.263309][  T717] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/717
| [   29.263557][  T717] Modules linked in: vxlan
| [   29.263986][  T717] Tainted: [W]=WARN
[   29.264091][  T717] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.264263][  T717] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.264453][  T717] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.264995][  T717] RSP: 0018:ffa00000015d6e30 EFLAGS: 00010286
[   29.265173][  T717] RAX: 00000000ffffffa6 RBX: ff11000013cab540 RCX: 1ff40000002bad8c
[   29.265388][  T717] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013cab5fc
[   29.265595][  T717] RBP: ff110000194a1000 R08: 1fe22000027956c1 R09: ff11000014f88b80
[   29.265804][  T717] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   29.266009][  T717] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001098d204
[   29.266217][  T717] FS:  00007f82a0481840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   29.266474][  T717] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.266647][  T717] CR2: 000000000042ebe0 CR3: 0000000016caf005 CR4: 0000000000771ef0
[   29.266860][  T717] PKRU: 55555554
[   29.266963][  T717] Call Trace:
[   29.267066][  T717]  <TASK>
[   29.267139][  T717]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   29.267291][  T717]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   29.267402][  T717]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   29.267576][  T717]  __dev_notify_flags (net/core/dev.c:9787)
[   29.267714][  T717]  ? netif_change_name (net/core/dev.c:1495)
[   29.267855][  T717]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   29.267992][  T717]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   29.268127][  T717]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   29.268267][  T717]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   29.268978][  T717]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.269118][  T717]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   29.269256][  T717]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   29.269406][  T717]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   29.269543][  T717]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   29.269682][  T717]  veth_newlink (drivers/net/veth.c:1871)
[   29.269830][  T717]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   29.269975][  T717]  ? kasan_save_stack (mm/kasan/common.c:57)
[   29.270112][  T717]  ? kasan_save_track (mm/kasan/common.c:78)
[   29.270249][  T717]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   29.270416][  T717]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   29.270555][  T717]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   29.270695][  T717]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   29.270840][  T717]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   29.270980][  T717]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   29.271120][  T717]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   29.271261][  T717]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   29.271411][  T717]  ? __dev_get_by_name (net/core/dev.c:883)
[   29.271550][  T717]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   29.271693][  T717]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   29.271841][  T717]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   29.271981][  T717]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.272117][  T717]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.272255][  T717]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.272414][  T717]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   29.272552][  T717]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.272694][  T717]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.272837][  T717]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.272974][  T717]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   29.273110][  T717]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.273248][  T717]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.273396][  T717]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.273538][  T717]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.273675][  T717]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.273820][  T717]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   29.273959][  T717]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.274097][  T717]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   29.274237][  T717]  ? 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))
[   29.274383][  T717]  ? 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))
[   29.274521][  T717]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.274660][  T717]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.274807][  T717]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.274949][  T717]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   29.275088][  T717]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   29.275228][  T717]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   29.275377][  T717]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   29.275514][  T717]  ? copy_msghdr_from_user (net/socket.c:2635)
[   29.275651][  T717]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   29.275826][  T717]  ? move_addr_to_kernel (net/socket.c:258)
[   29.275968][  T717]  ___sys_sendmsg (net/socket.c:2752)
[   29.276105][  T717]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.276242][  T717]  ? copy_msghdr_from_user (net/socket.c:2603)
[   29.276396][  T717]  ? 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))
[   29.276536][  T717]  __sys_sendmsg (net/socket.c:2784)
[   29.276673][  T717]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   29.276820][  T717]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.276956][  T717]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.277097][  T717]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.277234][  T717]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   29.277384][  T717]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   29.277521][  T717]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.277690][  T717] RIP: 0033:0x7f82a06bb08e
[   29.277840][  T717] 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
[   29.278339][  T717] RSP: 002b:00007ffca57a9db0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.278547][  T717] RAX: ffffffffffffffda RBX: 00007ffca57aa548 RCX: 00007f82a06bb08e
[   29.278755][  T717] RDX: 0000000000000000 RSI: 00007ffca57a9e60 RDI: 0000000000000005
[   29.278966][  T717] RBP: 00007ffca57a9dc0 R08: 0000000000000000 R09: 0000000000000000
[   29.279173][  T717] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d096
[   29.279386][  T717] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffca57aa520
| [   29.287349][  T717] ------------[ cut here ]------------
| [   29.287500][  T717] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/717
| [   29.287736][  T717] Modules linked in: vxlan
| [   29.288161][  T717] Tainted: [W]=WARN
[   29.288267][  T717] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.288449][  T717] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.288630][  T717] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.289127][  T717] RSP: 0018:ffa00000015d71b0 EFLAGS: 00010286
[   29.289305][  T717] RAX: 00000000ffffffa6 RBX: ff1100001a690040 RCX: 1ff40000002badfc
[   29.289517][  T717] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001a6900fc
[   29.289721][  T717] RBP: ff1100001a5a1000 R08: 1fe22000034d2021 R09: ff11000014f88b80
[   29.289933][  T717] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   29.290145][  T717] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab603b20
[   29.290361][  T717] FS:  00007f82a0481840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   29.290601][  T717] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.290778][  T717] CR2: 000000000042ebe0 CR3: 0000000016caf005 CR4: 0000000000771ef0
[   29.290985][  T717] PKRU: 55555554
[   29.291087][  T717] Call Trace:
[   29.291189][  T717]  <TASK>
[   29.291260][  T717]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   29.291409][  T717]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   29.291516][  T717]  __dev_notify_flags (net/core/dev.c:9787)
[   29.291656][  T717]  ? netif_change_name (net/core/dev.c:1495)
[   29.291801][  T717]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   29.291938][  T717]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   29.292078][  T717]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   29.292219][  T717]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   29.292371][  T717]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   29.292509][  T717]  ? __dev_get_by_name (net/core/dev.c:883)
[   29.292647][  T717]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   29.292795][  T717]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   29.292937][  T717]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   29.293077][  T717]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.293214][  T717]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.293359][  T717]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.293495][  T717]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   29.293630][  T717]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.293778][  T717]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.293915][  T717]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.294053][  T717]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   29.294282][  T717]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.294504][  T717]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.294644][  T717]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.294787][  T717]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.294923][  T717]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.295063][  T717]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   29.295209][  T717]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.295441][  T717]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   29.295581][  T717]  ? 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))
[   29.295716][  T717]  ? 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))
[   29.295861][  T717]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.295998][  T717]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.296136][  T717]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.296278][  T717]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   29.296606][  T717]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   29.296744][  T717]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   29.296887][  T717]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   29.297021][  T717]  ? copy_msghdr_from_user (net/socket.c:2635)
[   29.297157][  T717]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   29.297407][  T717]  ? move_addr_to_kernel (net/socket.c:258)
[   29.297550][  T717]  ___sys_sendmsg (net/socket.c:2752)
[   29.297701][  T717]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.297842][  T717]  ? copy_msghdr_from_user (net/socket.c:2603)
[   29.297987][  T717]  ? 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))
[   29.298124][  T717]  __sys_sendmsg (net/socket.c:2784)
[   29.298261][  T717]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   29.298462][  T717]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.298601][  T717]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.298739][  T717]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.298881][  T717]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   29.299018][  T717]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   29.299153][  T717]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.299383][  T717] RIP: 0033:0x7f82a06bb08e
[   29.299525][  T717] 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
[   29.300014][  T717] RSP: 002b:00007ffca57a9db0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.300217][  T717] RAX: ffffffffffffffda RBX: 00007ffca57aa548 RCX: 00007f82a06bb08e
[   29.300481][  T717] RDX: 0000000000000000 RSI: 00007ffca57a9e60 RDI: 0000000000000005
[   29.300684][  T717] RBP: 00007ffca57a9dc0 R08: 0000000000000000 R09: 0000000000000000
[   29.300890][  T717] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d096
[   29.301093][  T717] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffca57aa520
| [   29.348472][  T718] ------------[ cut here ]------------
| [   29.348691][  T718] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/718
| [   29.348937][  T718] Modules linked in: vxlan
| [   29.349374][  T718] Tainted: [W]=WARN
[   29.349475][  T718] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.349638][  T718] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.349842][  T718] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.350326][  T718] RSP: 0018:ffa00000013e6ff8 EFLAGS: 00010286
[   29.350507][  T718] RAX: 00000000ffffffa6 RBX: ff11000012cbac80 RCX: 1ff400000027cdc5
[   29.350718][  T718] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012cbad3c
[   29.350972][  T718] RBP: ff1100001a5a1000 R08: 1fe22000025975a9 R09: ff11000015ba0b58
[   29.351170][  T718] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   29.351379][  T718] R13: 0000000000000000 R14: ffa00000013e7140 R15: ff11000014d75550
[   29.351580][  T718] FS:  00007f737f412840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   29.351826][  T718] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.352156][  T718] CR2: 00007f737f6e21a0 CR3: 0000000015ec4005 CR4: 0000000000771ef0
[   29.352375][  T718] PKRU: 55555554
[   29.352495][  T718] Call Trace:
[   29.352596][  T718]  <TASK>
[   29.352670][  T718]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   29.352816][  T718]  __dev_change_net_namespace (net/core/dev.c:12635)
[   29.352994][  T718]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.353130][  T718]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.353280][  T718]  ? default_device_exit_batch (net/core/dev.c:13091)
[   29.353459][  T718]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.353604][  T718]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.353757][  T718]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.353907][  T718]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   29.354042][  T718]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   29.354182][  T718]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   29.354330][  T718]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   29.354462][  T718]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   29.354594][  T718]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   29.354768][  T718]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   29.354946][  T718]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.355079][  T718]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   29.355213][  T718]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.355360][  T718]  ? __kernel_text_address (kernel/extable.c:79)
[   29.355494][  T718]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.355686][  T718]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.355911][  T718]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   29.356043][  T718]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.356175][  T718]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   29.356310][  T718]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.356462][  T718]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.356600][  T718]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   29.356734][  T718]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   29.356871][  T718]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   29.357011][  T718]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   29.357146][  T718]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   29.357280][  T718]  ? nla_get_range_signed (lib/nlattr.c:270)
[   29.357423][  T718]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   29.357561][  T718]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   29.357697][  T718]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.357836][  T718]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.357968][  T718]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.358104][  T718]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   29.358236][  T718]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.358392][  T718]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.358524][  T718]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.358663][  T718]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.358803][  T718]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.358944][  T718]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.359078][  T718]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   29.359210][  T718]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.359352][  T718]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.359485][  T718]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.359627][  T718]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.359765][  T718]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.359905][  T718]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   29.360037][  T718]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.360168][  T718]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   29.360306][  T718]  ? 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))
[   29.360452][  T718]  ? 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))
[   29.360588][  T718]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.360721][  T718]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.360866][  T718]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.361026][  T718]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   29.361167][  T718]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   29.361306][  T718]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   29.361447][  T718]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   29.361579][  T718]  ? copy_msghdr_from_user (net/socket.c:2635)
[   29.361715][  T718]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   29.361889][  T718]  ? move_addr_to_kernel (net/socket.c:258)
[   29.362023][  T718]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.362155][  T718]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.362290][  T718]  ___sys_sendmsg (net/socket.c:2752)
[   29.362442][  T718]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   29.362617][  T718]  ? copy_msghdr_from_user (net/socket.c:2603)
[   29.362761][  T718]  __sys_sendmsg (net/socket.c:2784)
[   29.362900][  T718]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   29.363032][  T718]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   29.363197][  T718]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   29.363367][  T718]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.363508][  T718]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.363647][  T718]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   29.363789][  T718]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   29.363920][  T718]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.364082][  T718] RIP: 0033:0x7f737f64c08e
[   29.364278][  T718] 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
[   29.364753][  T718] RSP: 002b:00007ffe78ecddf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.364970][  T718] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f737f64c08e
[   29.365176][  T718] RDX: 0000000000000000 RSI: 00007ffe78ecdea0 RDI: 0000000000000005
[   29.365387][  T718] RBP: 00007ffe78ecde00 R08: 0000000000000000 R09: 0000000000000000
[   29.365592][  T718] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d096
[   29.365804][  T718] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe78ece560
| [   29.368509][  T718] ------------[ cut here ]------------
| [   29.368651][  T718] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/718
| [   29.368900][  T718] Modules linked in: vxlan
| [   29.369313][  T718] Tainted: [W]=WARN
[   29.369426][  T718] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.369598][  T718] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.369780][  T718] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.370275][  T718] RSP: 0018:ffa00000013e6fc0 EFLAGS: 00010286
[   29.370460][  T718] RAX: 00000000ffffffa6 RBX: ff11000010b91000 RCX: 1ff400000027cdbe
[   29.370666][  T718] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010b910bc
[   29.370878][  T718] RBP: ff1100001a5a1000 R08: 1fe2200002172219 R09: ff11000015ba0b58
[   29.371134][  T718] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   29.371352][  T718] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000014d75550
[   29.371555][  T718] FS:  00007f737f412840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   29.371805][  T718] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.371979][  T718] CR2: 00007f737f6e21a0 CR3: 0000000015ec4005 CR4: 0000000000771ef0
[   29.372197][  T718] PKRU: 55555554
[   29.372305][  T718] Call Trace:
[   29.372423][  T718]  <TASK>
[   29.372499][  T718]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   29.372638][  T718]  ? notifier_call_chain (kernel/notifier.c:85)
[   29.372783][  T718]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   29.372892][  T718]  __dev_change_net_namespace (net/core/dev.c:12695)
[   29.373061][  T718]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.373194][  T718]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.373336][  T718]  ? default_device_exit_batch (net/core/dev.c:13091)
[   29.373515][  T718]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.373647][  T718]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.373784][  T718]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.373922][  T718]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   29.374057][  T718]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   29.374190][  T718]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   29.374333][  T718]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   29.374469][  T718]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   29.374604][  T718]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   29.374773][  T718]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   29.374904][  T718]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.375038][  T718]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   29.375170][  T718]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.375307][  T718]  ? __kernel_text_address (kernel/extable.c:79)
[   29.375445][  T718]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.375578][  T718]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.375710][  T718]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   29.375847][  T718]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.375988][  T718]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   29.376120][  T718]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.376252][  T718]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.376393][  T718]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   29.376526][  T718]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   29.376657][  T718]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   29.376797][  T718]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   29.376935][  T718]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   29.377074][  T718]  ? nla_get_range_signed (lib/nlattr.c:270)
[   29.377214][  T718]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   29.377448][  T718]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   29.377603][  T718]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.377734][  T718]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.377874][  T718]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.378023][  T718]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   29.378243][  T718]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.378386][  T718]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.378519][  T718]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.378652][  T718]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.378877][  T718]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.379010][  T718]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.379143][  T718]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   29.379278][  T718]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.379505][  T718]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.379638][  T718]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.379779][  T718]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.379911][  T718]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.380129][  T718]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   29.380270][  T718]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.380413][  T718]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   29.380551][  T718]  ? 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))
[   29.380773][  T718]  ? 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))
[   29.380909][  T718]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.381042][  T718]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.381179][  T718]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.381322][  T718]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   29.381458][  T718]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   29.381592][  T718]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   29.381904][  T718]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   29.382124][  T718]  ? copy_msghdr_from_user (net/socket.c:2635)
[   29.382256][  T718]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   29.382429][  T718]  ? move_addr_to_kernel (net/socket.c:258)
[   29.382563][  T718]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.382697][  T718]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.382924][  T718]  ___sys_sendmsg (net/socket.c:2752)
[   29.383056][  T718]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   29.383408][  T718]  ? copy_msghdr_from_user (net/socket.c:2603)
[   29.383555][  T718]  __sys_sendmsg (net/socket.c:2784)
[   29.383687][  T718]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   29.383825][  T718]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   29.383992][  T718]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   29.384124][  T718]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.384258][  T718]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.384400][  T718]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   29.384537][  T718]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   29.384670][  T718]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.384840][  T718] RIP: 0033:0x7f737f64c08e
[   29.384979][  T718] 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
[   29.385460][  T718] RSP: 002b:00007ffe78ecddf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.385660][  T718] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f737f64c08e
[   29.385952][  T718] RDX: 0000000000000000 RSI: 00007ffe78ecdea0 RDI: 0000000000000005
[   29.386236][  T718] RBP: 00007ffe78ecde00 R08: 0000000000000000 R09: 0000000000000000
[   29.386445][  T718] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d096
[   29.386645][  T718] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe78ece560
| [   29.451499][  T721] ------------[ cut here ]------------
| [   29.451658][  T721] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/721
| [   29.451888][  T721] Modules linked in: vxlan
| [   29.452294][  T721] Tainted: [W]=WARN
[   29.452399][  T721] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.452565][  T721] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.452735][  T721] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.453201][  T721] RSP: 0018:ffa00000015d6ff8 EFLAGS: 00010286
[   29.453383][  T721] RAX: 00000000ffffffa6 RBX: ff110000132d9e00 RCX: 1ff40000002badc5
[   29.453586][  T721] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000132d9ebc
[   29.453785][  T721] RBP: ff110000194a1000 R08: 1fe220000265b3d9 R09: ff1100001684d158
[   29.453978][  T721] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   29.454172][  T721] R13: 0000000000000000 R14: ffa00000015d7140 R15: ff1100001098c750
[   29.454384][  T721] FS:  00007fcb7b1e7840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   29.454626][  T721] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.454796][  T721] CR2: 000000001d733988 CR3: 0000000016450002 CR4: 0000000000771ef0
[   29.454996][  T721] PKRU: 55555554
[   29.455094][  T721] Call Trace:
[   29.455192][  T721]  <TASK>
[   29.455260][  T721]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   29.455405][  T721]  __dev_change_net_namespace (net/core/dev.c:12635)
[   29.455571][  T721]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.455702][  T721]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.455843][  T721]  ? default_device_exit_batch (net/core/dev.c:13091)
[   29.456007][  T721]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.456137][  T721]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.456273][  T721]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.456412][  T721]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   29.456546][  T721]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   29.456676][  T721]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   29.456812][  T721]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   29.456949][  T721]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   29.457082][  T721]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   29.457246][  T721]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   29.457438][  T721]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.457569][  T721]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   29.457701][  T721]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.457843][  T721]  ? __kernel_text_address (kernel/extable.c:79)
[   29.457976][  T721]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.458110][  T721]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.458240][  T721]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   29.458405][  T721]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.458541][  T721]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   29.458673][  T721]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.458808][  T721]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.458939][  T721]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   29.459070][  T721]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   29.459201][  T721]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   29.459342][  T721]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   29.459475][  T721]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   29.459603][  T721]  ? nla_get_range_signed (lib/nlattr.c:270)
[   29.459735][  T721]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   29.459873][  T721]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   29.460005][  T721]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.460135][  T721]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.460266][  T721]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.460404][  T721]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   29.460532][  T721]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.460663][  T721]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.460797][  T721]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.460927][  T721]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.461059][  T721]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.461189][  T721]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.461330][  T721]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   29.461462][  T721]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.461592][  T721]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.461722][  T721]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.461865][  T721]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.461994][  T721]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.462125][  T721]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   29.462257][  T721]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.462396][  T721]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   29.462532][  T721]  ? 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))
[   29.462661][  T721]  ? 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))
[   29.462799][  T721]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.462929][  T721]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.463059][  T721]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.463189][  T721]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   29.463327][  T721]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   29.463458][  T721]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   29.463589][  T721]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   29.463718][  T721]  ? copy_msghdr_from_user (net/socket.c:2635)
[   29.463850][  T721]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   29.464008][  T721]  ? move_addr_to_kernel (net/socket.c:258)
[   29.464140][  T721]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.464275][  T721]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.464413][  T721]  ___sys_sendmsg (net/socket.c:2752)
[   29.464542][  T721]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   29.464710][  T721]  ? copy_msghdr_from_user (net/socket.c:2603)
[   29.464856][  T721]  __sys_sendmsg (net/socket.c:2784)
[   29.464985][  T721]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   29.465114][  T721]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   29.465283][  T721]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   29.465420][  T721]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.465549][  T721]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.465683][  T721]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   29.465816][  T721]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   29.465945][  T721]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.466109][  T721] RIP: 0033:0x7fcb7b42108e
[   29.466246][  T721] 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
[   29.466714][  T721] RSP: 002b:00007ffc58586b40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.466912][  T721] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fcb7b42108e
[   29.467104][  T721] RDX: 0000000000000000 RSI: 00007ffc58586bf0 RDI: 0000000000000005
[   29.467302][  T721] RBP: 00007ffc58586b50 R08: 0000000000000000 R09: 0000000000000000
[   29.467499][  T721] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d096
[   29.467747][  T721] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc585872b0
| [   29.470395][  T721] ------------[ cut here ]------------
| [   29.470529][  T721] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/721
| [   29.470754][  T721] Modules linked in: vxlan
| [   29.471163][  T721] Tainted: [W]=WARN
[   29.471262][  T721] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.471441][  T721] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.471613][  T721] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.472082][  T721] RSP: 0018:ffa00000015d6fc0 EFLAGS: 00010286
[   29.472248][  T721] RAX: 00000000ffffffa6 RBX: ff11000004cceac0 RCX: 1ff40000002badbe
[   29.472453][  T721] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004cceb7c
[   29.472648][  T721] RBP: ff110000194a1000 R08: 1fe2200000999d71 R09: ff1100001684d158
[   29.472847][  T721] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   29.473042][  T721] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001098c750
[   29.473240][  T721] FS:  00007fcb7b1e7840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   29.473478][  T721] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.473646][  T721] CR2: 000000001d733988 CR3: 0000000016450002 CR4: 0000000000771ef0
[   29.473848][  T721] PKRU: 55555554
[   29.473949][  T721] Call Trace:
[   29.474049][  T721]  <TASK>
[   29.474118][  T721]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   29.474251][  T721]  ? notifier_call_chain (kernel/notifier.c:85)
[   29.474396][  T721]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   29.474497][  T721]  __dev_change_net_namespace (net/core/dev.c:12695)
[   29.474662][  T721]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.474798][  T721]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.474944][  T721]  ? default_device_exit_batch (net/core/dev.c:13091)
[   29.475113][  T721]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.475245][  T721]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.475384][  T721]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.475516][  T721]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   29.475647][  T721]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   29.475783][  T721]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   29.475918][  T721]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   29.476055][  T721]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   29.476189][  T721]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   29.476362][  T721]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   29.476494][  T721]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.476625][  T721]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   29.476757][  T721]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.476894][  T721]  ? __kernel_text_address (kernel/extable.c:79)
[   29.477034][  T721]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.477168][  T721]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.477303][  T721]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   29.477442][  T721]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.477573][  T721]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   29.477704][  T721]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.477862][  T721]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.477998][  T721]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   29.478131][  T721]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   29.478263][  T721]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   29.478405][  T721]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   29.478538][  T721]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   29.478668][  T721]  ? nla_get_range_signed (lib/nlattr.c:270)
[   29.478808][  T721]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   29.478943][  T721]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   29.479077][  T721]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.479211][  T721]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.479349][  T721]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.479480][  T721]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   29.479610][  T721]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.479745][  T721]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.479881][  T721]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.480011][  T721]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.480144][  T721]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.480279][  T721]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.480418][  T721]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   29.480549][  T721]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.480680][  T721]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.480818][  T721]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.480953][  T721]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.481082][  T721]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.481215][  T721]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   29.481353][  T721]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.481485][  T721]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   29.481622][  T721]  ? 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))
[   29.481752][  T721]  ? 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))
[   29.481889][  T721]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.482021][  T721]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.482158][  T721]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.482294][  T721]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   29.482441][  T721]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   29.482576][  T721]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   29.482720][  T721]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   29.482859][  T721]  ? copy_msghdr_from_user (net/socket.c:2635)
[   29.482990][  T721]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   29.483151][  T721]  ? move_addr_to_kernel (net/socket.c:258)
[   29.483286][  T721]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.483424][  T721]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.483556][  T721]  ___sys_sendmsg (net/socket.c:2752)
[   29.483686][  T721]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   29.483851][  T721]  ? copy_msghdr_from_user (net/socket.c:2603)
[   29.483994][  T721]  __sys_sendmsg (net/socket.c:2784)
[   29.484126][  T721]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   29.484257][  T721]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   29.484431][  T721]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   29.484563][  T721]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.484699][  T721]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.484836][  T721]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   29.484972][  T721]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   29.485103][  T721]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.485271][  T721] RIP: 0033:0x7fcb7b42108e
[   29.485418][  T721] 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
[   29.485891][  T721] RSP: 002b:00007ffc58586b40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.486090][  T721] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fcb7b42108e
[   29.486289][  T721] RDX: 0000000000000000 RSI: 00007ffc58586bf0 RDI: 0000000000000005
[   29.486495][  T721] RBP: 00007ffc58586b50 R08: 0000000000000000 R09: 0000000000000000
[   29.486691][  T721] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d096
[   29.486892][  T721] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc585872b0
| [   29.530601][  T722] ------------[ cut here ]------------
| [   29.530802][  T722] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/722
| [   29.531084][  T722] Modules linked in: vxlan
| [   29.532134][  T722] Tainted: [W]=WARN
[   29.532285][  T722] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.532518][  T722] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.532743][  T722] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.533273][  T722] RSP: 0018:ffa00000013e7020 EFLAGS: 00010286
[   29.533506][  T722] RAX: 00000000ffffffa6 RBX: ff11000004ccf8c0 RCX: 1ff400000027cdca
[   29.533752][  T722] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004ccf97c
[   29.534009][  T722] RBP: ff1100001a5a1000 R08: 1fe2200000999f31 R09: ff11000016848b58
[   29.534254][  T722] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   29.534532][  T722] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   29.534799][  T722] FS:  00007fbca82a1840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   29.535082][  T722] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.535299][  T722] CR2: 00007fbca85711a0 CR3: 0000000011ed3003 CR4: 0000000000771ef0
[   29.535560][  T722] PKRU: 55555554
[   29.535709][  T722] Call Trace:
[   29.535866][  T722]  <TASK>
[   29.535986][  T722]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   29.536172][  T722]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   29.536420][  T722]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   29.536693][  T722]  __dev_notify_flags (net/core/dev.c:9787)
[   29.536952][  T722]  ? netif_change_name (net/core/dev.c:1495)
[   29.537214][  T722]  ? __dev_change_flags (net/core/dev.c:9752)
[   29.537496][  T722]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   29.537752][  T722]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.538012][  T722]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   29.538361][  T722]  netif_change_flags (net/core/dev.c:9820)
[   29.538613][  T722]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   29.538881][  T722]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   29.539066][  T722]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   29.539249][  T722]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   29.539483][  T722]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   29.539668][  T722]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.539854][  T722]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   29.540037][  T722]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.540220][  T722]  ? __kernel_text_address (kernel/extable.c:79)
[   29.540427][  T722]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.540613][  T722]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.540803][  T722]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   29.541009][  T722]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.541193][  T722]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   29.541394][  T722]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.541578][  T722]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.541762][  T722]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   29.541954][  T722]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   29.542137][  T722]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   29.542343][  T722]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   29.542531][  T722]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   29.542718][  T722]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   29.542912][  T722]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   29.543098][  T722]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.543280][  T722]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.543480][  T722]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.543665][  T722]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   29.543853][  T722]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.544040][  T722]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.544223][  T722]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.544429][  T722]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.544615][  T722]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.544806][  T722]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.544991][  T722]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   29.545176][  T722]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.545380][  T722]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.545564][  T722]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.545752][  T722]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.545941][  T722]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.546125][  T722]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   29.546331][  T722]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.546514][  T722]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   29.546702][  T722]  ? 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))
[   29.546917][  T722]  ? 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))
[   29.547109][  T722]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.547296][  T722]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.547493][  T722]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.547679][  T722]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   29.547872][  T722]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   29.548056][  T722]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   29.548243][  T722]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   29.548444][  T722]  ? copy_msghdr_from_user (net/socket.c:2635)
[   29.548627][  T722]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   29.548850][  T722]  ? move_addr_to_kernel (net/socket.c:258)
[   29.549034][  T722]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.549218][  T722]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.549425][  T722]  ___sys_sendmsg (net/socket.c:2752)
[   29.549609][  T722]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   29.549834][  T722]  ? copy_msghdr_from_user (net/socket.c:2603)
[   29.550030][  T722]  __sys_sendmsg (net/socket.c:2784)
[   29.550215][  T722]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   29.550418][  T722]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   29.550637][  T722]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   29.550851][  T722]  ? 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)
[   29.551040][  T722]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.551226][  T722]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.551428][  T722]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   29.551612][  T722]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   29.551804][  T722]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.552021][  T722] RIP: 0033:0x7fbca84db08e
[   29.552214][  T722] 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
[   29.552755][  T722] RSP: 002b:00007ffc03c58fb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.553019][  T722] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fbca84db08e
[   29.553271][  T722] RDX: 0000000000000000 RSI: 00007ffc03c59060 RDI: 0000000000000005
[   29.553535][  T722] RBP: 00007ffc03c58fc0 R08: 0000000000000000 R09: 0000000000000000
[   29.553791][  T722] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d096
[   29.554039][  T722] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc03c59730
| [   29.580580][  T723] ------------[ cut here ]------------
| [   29.580738][  T723] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/723
| [   29.580981][  T723] Modules linked in: vxlan
| [   29.581401][  T723] Tainted: [W]=WARN
[   29.581503][  T723] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.581677][  T723] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.581910][  T723] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.582477][  T723] RSP: 0018:ffa00000015d7020 EFLAGS: 00010286
[   29.582644][  T723] RAX: 00000000ffffffa6 RBX: ff11000012a61380 RCX: 1ff40000002badca
[   29.582849][  T723] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012a6143c
[   29.583049][  T723] RBP: ff110000194a1000 R08: 1fe220000254c289 R09: ff11000015c45158
[   29.583247][  T723] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   29.583531][  T723] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   29.583829][  T723] FS:  00007f5443704840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   29.584065][  T723] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.584233][  T723] CR2: 00000000403d0988 CR3: 0000000016ef4006 CR4: 0000000000771ef0
[   29.584530][  T723] PKRU: 55555554
[   29.584632][  T723] Call Trace:
[   29.584731][  T723]  <TASK>
[   29.584807][  T723]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   29.584942][  T723]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   29.585046][  T723]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   29.585181][  T723]  __dev_notify_flags (net/core/dev.c:9787)
[   29.585387][  T723]  ? netif_change_name (net/core/dev.c:1495)
[   29.585522][  T723]  ? __dev_change_flags (net/core/dev.c:9752)
[   29.585656][  T723]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   29.585795][  T723]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.585930][  T723]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   29.586067][  T723]  netif_change_flags (net/core/dev.c:9820)
[   29.586201][  T723]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   29.586397][  T723]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   29.586533][  T723]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   29.586668][  T723]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   29.586841][  T723]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   29.586976][  T723]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.587109][  T723]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   29.587243][  T723]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.587434][  T723]  ? __kernel_text_address (kernel/extable.c:79)
[   29.587568][  T723]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.587703][  T723]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.587841][  T723]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   29.587977][  T723]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.588111][  T723]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   29.588244][  T723]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.588435][  T723]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.588614][  T723]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   29.588755][  T723]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   29.588898][  T723]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   29.589031][  T723]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   29.589166][  T723]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   29.589306][  T723]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   29.589486][  T723]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   29.589621][  T723]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.589766][  T723]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.589906][  T723]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.590039][  T723]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   29.590172][  T723]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.590313][  T723]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.590453][  T723]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.590627][  T723]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.590780][  T723]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.590937][  T723]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.591088][  T723]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   29.591221][  T723]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.591362][  T723]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.591496][  T723]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.591630][  T723]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.591777][  T723]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.591912][  T723]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   29.592045][  T723]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.592180][  T723]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   29.592323][  T723]  ? 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))
[   29.592470][  T723]  ? 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))
[   29.592612][  T723]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.592748][  T723]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.592888][  T723]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.593025][  T723]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   29.593158][  T723]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   29.593302][  T723]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   29.593447][  T723]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   29.593590][  T723]  ? copy_msghdr_from_user (net/socket.c:2635)
[   29.593728][  T723]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   29.593918][  T723]  ? move_addr_to_kernel (net/socket.c:258)
[   29.594061][  T723]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.594210][  T723]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.594353][  T723]  ___sys_sendmsg (net/socket.c:2752)
[   29.594486][  T723]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   29.594657][  T723]  ? copy_msghdr_from_user (net/socket.c:2603)
[   29.594825][  T723]  __sys_sendmsg (net/socket.c:2784)
[   29.594969][  T723]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   29.595102][  T723]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   29.595275][  T723]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   29.595413][  T723]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.595546][  T723]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.595686][  T723]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   29.595833][  T723]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   29.595973][  T723]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.596141][  T723] RIP: 0033:0x7f544393e08e
[   29.596285][  T723] 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
[   29.596801][  T723] RSP: 002b:00007ffd64bfe8c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.597003][  T723] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f544393e08e
[   29.597202][  T723] RDX: 0000000000000000 RSI: 00007ffd64bfe970 RDI: 0000000000000005
[   29.597411][  T723] RBP: 00007ffd64bfe8d0 R08: 0000000000000000 R09: 0000000000000000
[   29.597626][  T723] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d096
[   29.597831][  T723] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd64bff040
| [   29.600010][   T39] ------------[ cut here ]------------
| [   29.600190][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/39
| [   29.600521][   T39] Modules linked in: vxlan
| [   29.601041][   T39] Tainted: [W]=WARN
[   29.601195][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.601423][   T39] Workqueue: events_unbound linkwatch_event
[   29.601663][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.601884][   T39] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.602399][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   29.602606][   T39] RAX: 00000000ffffffa6 RBX: ff11000012b0a040 RCX: 1ff4000000057f02
[   29.602848][   T39] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0a0fc
[   29.603079][   T39] RBP: ff110000194a1000 R08: 1fe2200002561421 R09: ff11000001da51a8
[   29.603333][   T39] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   29.603575][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   29.603825][   T39] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   29.604091][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.604329][   T39] CR2: 00005566d8c30f78 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   29.604568][   T39] PKRU: 55555554
[   29.604710][   T39] Call Trace:
[   29.604868][   T39]  <TASK>
[   29.604987][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   29.605162][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   29.605491][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   29.605671][   T39]  netif_state_change (net/core/dev.c:1605)
[   29.605854][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   29.606059][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   29.606232][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   29.606447][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.606626][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   29.606808][   T39]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   29.606982][   T39]  process_one_work (kernel/workqueue.c:3314)
[   29.607160][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   29.607359][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.607538][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   29.607716][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   29.607897][   T39]  kthread (kernel/kthread.c:436)
[   29.608040][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   29.608242][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   29.608431][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   29.608611][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   29.608822][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   29.608997][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   29.609171][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   29.611359][   T39] ------------[ cut here ]------------
| [   29.611527][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/39
| [   29.611820][   T39] Modules linked in: vxlan
| [   29.612353][   T39] Tainted: [W]=WARN
[   29.612496][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.612699][   T39] Workqueue: events_unbound linkwatch_event
[   29.612912][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.613131][   T39] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.613681][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   29.613894][   T39] RAX: 00000000ffffffa6 RBX: ff11000013597380 RCX: 1ff4000000057f02
[   29.614124][   T39] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001359743c
[   29.614380][   T39] RBP: ff1100001a5a1000 R08: 1fe22000026b2e89 R09: ff11000001da51a8
[   29.614617][   T39] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   29.614859][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   29.615096][   T39] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   29.615389][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.615597][   T39] CR2: 00005566d8c30f78 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   29.615839][   T39] PKRU: 55555554
[   29.615981][   T39] Call Trace:
[   29.616123][   T39]  <TASK>
[   29.616238][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   29.616430][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   29.616604][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   29.616752][   T39]  netif_state_change (net/core/dev.c:1605)
[   29.616935][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   29.617141][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   29.617334][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   29.617510][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.617685][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   29.617899][   T39]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   29.618077][   T39]  process_one_work (kernel/workqueue.c:3314)
[   29.618259][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   29.618454][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.618648][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   29.618872][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   29.619046][   T39]  kthread (kernel/kthread.c:436)
[   29.619191][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   29.619425][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   29.619599][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   29.619783][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   29.620005][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   29.620180][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   29.620380][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   29.641039][  T724] ------------[ cut here ]------------
| [   29.641177][  T724] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/724
| [   29.641418][  T724] Modules linked in: vxlan
| [   29.641843][  T724] Tainted: [W]=WARN
[   29.641946][  T724] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.642115][  T724] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.642294][  T724] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.642789][  T724] RSP: 0018:ffa0000001326ee0 EFLAGS: 00010286
[   29.642960][  T724] RAX: 00000000ffffffa6 RBX: ff11000013758200 RCX: 1ff4000000264da2
[   29.643163][  T724] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137582bc
[   29.643373][  T724] RBP: ff1100001a5a1000 R08: 1fe22000026eb059 R09: ff11000016c20b58
[   29.643574][  T724] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   29.643781][  T724] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   29.643984][  T724] FS:  00007f9efd231840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   29.644221][  T724] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.644398][  T724] CR2: 00007f9efd5011a0 CR3: 0000000016450003 CR4: 0000000000771ef0
[   29.644601][  T724] PKRU: 55555554
[   29.644711][  T724] Call Trace:
[   29.644817][  T724]  <TASK>
[   29.644887][  T724]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.645022][  T724]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   29.645157][  T724]  notifier_call_chain (kernel/notifier.c:85)
[   29.645298][  T724]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   29.645449][  T724]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.645586][  T724]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   29.645722][  T724]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.645869][  T724]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[   29.646005][  T724]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[   29.646141][  T724]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   29.646280][  T724]  ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:45)
[   29.646421][  T724]  ? netdev_rx_handler_register (net/core/dev.c:5900)
[   29.646556][  T724]  br_add_if (net/bridge/br_if.c:619)
[   29.646664][  T724]  do_set_master (net/core/rtnetlink.c:3011)
[   29.646805][  T724]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   29.646941][  T724]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   29.647078][  T724]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   29.647215][  T724]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   29.647396][  T724]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   29.647536][  T724]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.647679][  T724]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   29.647818][  T724]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.647954][  T724]  ? __kernel_text_address (kernel/extable.c:79)
[   29.648090][  T724]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.648226][  T724]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.648371][  T724]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   29.648509][  T724]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.648645][  T724]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   29.648783][  T724]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.648920][  T724]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.649054][  T724]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   29.649195][  T724]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   29.649342][  T724]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   29.649479][  T724]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   29.649618][  T724]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   29.649753][  T724]  ? nla_get_range_signed (lib/nlattr.c:270)
[   29.649899][  T724]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   29.650039][  T724]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   29.650178][  T724]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.650319][  T724]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.650456][  T724]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.650590][  T724]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   29.650728][  T724]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.650873][  T724]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.651008][  T724]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.651150][  T724]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.651294][  T724]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.651457][  T724]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.651610][  T724]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   29.651754][  T724]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.651896][  T724]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.652032][  T724]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.652169][  T724]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.652307][  T724]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.652448][  T724]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   29.652583][  T724]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.652719][  T724]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   29.652866][  T724]  ? 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))
[   29.653000][  T724]  ? 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))
[   29.653136][  T724]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.653279][  T724]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.653421][  T724]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.653557][  T724]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   29.653694][  T724]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   29.653841][  T724]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   29.653983][  T724]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   29.654118][  T724]  ? copy_msghdr_from_user (net/socket.c:2635)
[   29.654258][  T724]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   29.654432][  T724]  ? move_addr_to_kernel (net/socket.c:258)
[   29.654569][  T724]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.654703][  T724]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.654845][  T724]  ___sys_sendmsg (net/socket.c:2752)
[   29.654981][  T724]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   29.655147][  T724]  ? copy_msghdr_from_user (net/socket.c:2603)
[   29.655295][  T724]  __sys_sendmsg (net/socket.c:2784)
[   29.655437][  T724]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   29.655572][  T724]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   29.655744][  T724]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   29.655885][  T724]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.656023][  T724]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.656158][  T724]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   29.656298][  T724]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   29.656445][  T724]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.656615][  T724] RIP: 0033:0x7f9efd46b08e
[   29.656757][  T724] 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
[   29.657250][  T724] RSP: 002b:00007fffd89f61b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.657464][  T724] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9efd46b08e
[   29.657667][  T724] RDX: 0000000000000000 RSI: 00007fffd89f6260 RDI: 0000000000000005
[   29.657879][  T724] RBP: 00007fffd89f61c0 R08: 0000000000000000 R09: 0000000000000000
[   29.658083][  T724] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d096
[   29.658293][  T724] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffd89f6930
| [   29.660127][  T724] ------------[ cut here ]------------
| [   29.660268][  T724] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/724
| [   29.660531][  T724] Modules linked in: vxlan
| [   29.660975][  T724] Tainted: [W]=WARN
[   29.661090][  T724] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.661274][  T724] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.661468][  T724] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.661981][  T724] RSP: 0018:ffa0000001326ea0 EFLAGS: 00010286
[   29.662159][  T724] RAX: 00000000ffffffa6 RBX: ff110000137591c0 RCX: 1ff4000000264d9a
[   29.662384][  T724] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001375927c
[   29.662595][  T724] RBP: ff1100001a5a1000 R08: 1fe22000026eb251 R09: ff11000016c20b58
[   29.662811][  T724] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000100
[   29.663022][  T724] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000174d1008
[   29.663241][  T724] FS:  00007f9efd231840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   29.663548][  T724] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.663728][  T724] CR2: 000055669e9bf130 CR3: 0000000016450002 CR4: 0000000000771ef0
[   29.664919][  T724] PKRU: 55555554
[   29.665025][  T724] Call Trace:
[   29.665133][  T724]  <TASK>
[   29.665207][  T724]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   29.665365][  T724]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   29.665511][  T724]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   29.665622][  T724]  __dev_notify_flags (net/core/dev.c:9787)
[   29.665766][  T724]  ? netdev_notice (net/core/dev.c:13008)
[   29.665920][  T724]  ? netif_change_name (net/core/dev.c:1495)
[   29.666062][  T724]  ? dev_get_min_mp_channel_count (./include/net/netdev_lock.h:30 (discriminator 1))
[   29.666242][  T724]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   29.666395][  T724]  __dev_set_promiscuity (net/core/dev.c:9630)
[   29.666539][  T724]  netif_set_promiscuity (net/core/dev.c:9639)
[   29.666684][  T724]  dev_set_promiscuity (net/core/dev_api.c:288)
[   29.666835][  T724]  br_port_set_promisc (net/bridge/br_if.c:108)
[   29.666979][  T724]  br_manage_promisc (net/bridge/br_if.c:174)
[   29.667122][  T724]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   29.667267][  T724]  br_add_if (net/bridge/br_if.c:242 net/bridge/br_if.c:627)
[   29.667387][  T724]  do_set_master (net/core/rtnetlink.c:3011)
[   29.667530][  T724]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   29.667672][  T724]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   29.667822][  T724]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   29.667966][  T724]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   29.668144][  T724]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   29.668289][  T724]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.668435][  T724]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   29.668576][  T724]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.668719][  T724]  ? __kernel_text_address (kernel/extable.c:79)
[   29.668868][  T724]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.669012][  T724]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.669154][  T724]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   29.669301][  T724]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.669450][  T724]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   29.669591][  T724]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.669733][  T724]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.669884][  T724]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   29.670028][  T724]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   29.670171][  T724]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   29.670322][  T724]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   29.670465][  T724]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   29.670605][  T724]  ? nla_get_range_signed (lib/nlattr.c:270)
[   29.670751][  T724]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   29.670901][  T724]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   29.671047][  T724]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.671188][  T724]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.671339][  T724]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.671481][  T724]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   29.671621][  T724]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.671766][  T724]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.671914][  T724]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.672057][  T724]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.672199][  T724]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.672352][  T724]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.672496][  T724]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   29.672638][  T724]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.672785][  T724]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.672926][  T724]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.673070][  T724]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.673215][  T724]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.673367][  T724]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   29.673509][  T724]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.673652][  T724]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   29.673803][  T724]  ? 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))
[   29.673944][  T724]  ? 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))
[   29.674088][  T724]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.674234][  T724]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.674387][  T724]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.674530][  T724]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   29.674675][  T724]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   29.674830][  T724]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   29.674975][  T724]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   29.675116][  T724]  ? copy_msghdr_from_user (net/socket.c:2635)
[   29.675259][  T724]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   29.675445][  T724]  ? move_addr_to_kernel (net/socket.c:258)
[   29.675588][  T724]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.675729][  T724]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.675879][  T724]  ___sys_sendmsg (net/socket.c:2752)
[   29.676021][  T724]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   29.676198][  T724]  ? copy_msghdr_from_user (net/socket.c:2603)
[   29.676362][  T724]  __sys_sendmsg (net/socket.c:2784)
[   29.676506][  T724]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   29.676647][  T724]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   29.676832][  T724]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   29.676974][  T724]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.677117][  T724]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.677258][  T724]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   29.677414][  T724]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   29.677559][  T724]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.677734][  T724] RIP: 0033:0x7f9efd46b08e
[   29.677888][  T724] 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
[   29.678394][  T724] RSP: 002b:00007fffd89f61b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.678610][  T724] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9efd46b08e
[   29.678825][  T724] RDX: 0000000000000000 RSI: 00007fffd89f6260 RDI: 0000000000000005
[   29.679036][  T724] RBP: 00007fffd89f61c0 R08: 0000000000000000 R09: 0000000000000000
[   29.679249][  T724] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d096
[   29.679472][  T724] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffd89f6930
| [   29.687981][  T724] ------------[ cut here ]------------
| [   29.688125][  T724] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/724
| [   29.688364][  T724] Modules linked in: vxlan
| [   29.688779][  T724] Tainted: [W]=WARN
[   29.688879][  T724] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.689046][  T724] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.689220][  T724] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.689703][  T724] RSP: 0018:ffa0000001327000 EFLAGS: 00010286
[   29.689876][  T724] RAX: 00000000ffffffa6 RBX: ff11000002787a80 RCX: 1ff4000000264dc6
[   29.690075][  T724] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000002787b3c
[   29.690279][  T724] RBP: ff1100001a59a000 R08: 1fe22000004f0f69 R09: ff11000016c20b58
[   29.690492][  T724] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   29.690691][  T724] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   29.690899][  T724] FS:  00007f9efd231840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   29.691133][  T724] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.691307][  T724] CR2: 000055669e9bf130 CR3: 0000000016450002 CR4: 0000000000771ef0
[   29.691513][  T724] PKRU: 55555554
[   29.691613][  T724] Call Trace:
[   29.691712][  T724]  <TASK>
[   29.691786][  T724]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.691921][  T724]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   29.692057][  T724]  notifier_call_chain (kernel/notifier.c:85)
[   29.692194][  T724]  call_netdevice_notifiers (net/core/dev.c:2287 net/core/dev.c:2301)
[   29.692341][  T724]  ? __dev_open (./include/net/netdev_lock.h:33)
[   29.692476][  T724]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[   29.692611][  T724]  br_add_if (net/bridge/br_if.c:679)
[   29.692717][  T724]  do_set_master (net/core/rtnetlink.c:3011)
[   29.692857][  T724]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   29.692993][  T724]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   29.693130][  T724]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   29.693270][  T724]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   29.693445][  T724]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   29.693579][  T724]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.693711][  T724]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   29.693852][  T724]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.693987][  T724]  ? __kernel_text_address (kernel/extable.c:79)
[   29.694122][  T724]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.694261][  T724]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.694403][  T724]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   29.694540][  T724]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.694674][  T724]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   29.694813][  T724]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.694947][  T724]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.695082][  T724]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   29.695219][  T724]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   29.695364][  T724]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   29.695499][  T724]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   29.695635][  T724]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   29.695775][  T724]  ? nla_get_range_signed (lib/nlattr.c:270)
[   29.695913][  T724]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   29.696052][  T724]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   29.696190][  T724]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.696332][  T724]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.696467][  T724]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.696601][  T724]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   29.696733][  T724]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.696889][  T724]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.697027][  T724]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.697161][  T724]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.697299][  T724]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.697442][  T724]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.697575][  T724]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   29.697709][  T724]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.697846][  T724]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.697982][  T724]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.698119][  T724]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.698254][  T724]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.698396][  T724]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   29.698532][  T724]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.698666][  T724]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   29.698809][  T724]  ? 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))
[   29.698942][  T724]  ? 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))
[   29.699076][  T724]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.699213][  T724]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.699353][  T724]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.699489][  T724]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   29.699624][  T724]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   29.699758][  T724]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   29.699903][  T724]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   29.700036][  T724]  ? copy_msghdr_from_user (net/socket.c:2635)
[   29.700169][  T724]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   29.700344][  T724]  ? move_addr_to_kernel (net/socket.c:258)
[   29.700489][  T724]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.700623][  T724]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.700758][  T724]  ___sys_sendmsg (net/socket.c:2752)
[   29.700906][  T724]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   29.701074][  T724]  ? copy_msghdr_from_user (net/socket.c:2603)
[   29.701222][  T724]  __sys_sendmsg (net/socket.c:2784)
[   29.701364][  T724]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   29.701503][  T724]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   29.701674][  T724]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   29.701815][  T724]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.701954][  T724]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.702087][  T724]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   29.702223][  T724]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   29.702365][  T724]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.702532][  T724] RIP: 0033:0x7f9efd46b08e
[   29.702675][  T724] 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
[   29.703164][  T724] RSP: 002b:00007fffd89f61b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.703377][  T724] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9efd46b08e
[   29.703580][  T724] RDX: 0000000000000000 RSI: 00007fffd89f6260 RDI: 0000000000000005
[   29.703783][  T724] RBP: 00007fffd89f61c0 R08: 0000000000000000 R09: 0000000000000000
[   29.703985][  T724] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d096
[   29.704186][  T724] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffd89f6930
| [   29.705907][  T724] ------------[ cut here ]------------
| [   29.706040][  T724] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/724
| [   29.706274][  T724] Modules linked in: vxlan
| [   29.706690][  T724] Tainted: [W]=WARN
[   29.706797][  T724] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.706963][  T724] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.707136][  T724] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.707622][  T724] RSP: 0018:ffa0000001326f78 EFLAGS: 00010286
[   29.707794][  T724] RAX: 00000000ffffffa6 RBX: ff11000002786040 RCX: 1ff4000000264db5
[   29.707991][  T724] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000027860fc
[   29.708190][  T724] RBP: ff1100001a59a000 R08: 1fe22000004f0c21 R09: ff11000016c20b58
[   29.708399][  T724] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   29.708597][  T724] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000001
[   29.708801][  T724] FS:  00007f9efd231840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   29.709032][  T724] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.709199][  T724] CR2: 000055669e9bf130 CR3: 0000000016450002 CR4: 0000000000771ef0
[   29.709408][  T724] PKRU: 55555554
[   29.709506][  T724] Call Trace:
[   29.709605][  T724]  <TASK>
[   29.709673][  T724]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.709811][  T724]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   29.709944][  T724]  notifier_call_chain (kernel/notifier.c:85)
[   29.710079][  T724]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[   29.710248][  T724]  ? netdev_change_features (net/core/dev.c:11117)
[   29.710391][  T724]  ? br_opt_toggle (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:767 net/bridge/br.c:391)
[   29.710537][  T724]  br_add_if (net/bridge/br_if.c:683)
[   29.710641][  T724]  do_set_master (net/core/rtnetlink.c:3011)
[   29.710780][  T724]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   29.710914][  T724]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   29.711050][  T724]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   29.711185][  T724]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   29.711360][  T724]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   29.711492][  T724]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.711624][  T724]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   29.711757][  T724]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.711897][  T724]  ? __kernel_text_address (kernel/extable.c:79)
[   29.712032][  T724]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.712168][  T724]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.712304][  T724]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   29.712442][  T724]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.712575][  T724]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   29.712706][  T724]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.712844][  T724]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.712979][  T724]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   29.713114][  T724]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   29.713247][  T724]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   29.713388][  T724]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   29.713521][  T724]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   29.713653][  T724]  ? nla_get_range_signed (lib/nlattr.c:270)
[   29.713797][  T724]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   29.713934][  T724]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   29.714070][  T724]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.714203][  T724]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.714345][  T724]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.714477][  T724]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   29.714608][  T724]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.714747][  T724]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.714883][  T724]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.715015][  T724]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.715149][  T724]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.715282][  T724]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.715420][  T724]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   29.715560][  T724]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.715691][  T724]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.715829][  T724]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.715965][  T724]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.716099][  T724]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.716233][  T724]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   29.716374][  T724]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.716508][  T724]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   29.716644][  T724]  ? 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))
[   29.716779][  T724]  ? 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))
[   29.716915][  T724]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.717049][  T724]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.717183][  T724]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.717323][  T724]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   29.717461][  T724]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   29.717595][  T724]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   29.717730][  T724]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   29.717867][  T724]  ? copy_msghdr_from_user (net/socket.c:2635)
[   29.717997][  T724]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   29.718162][  T724]  ? move_addr_to_kernel (net/socket.c:258)
[   29.718299][  T724]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.718438][  T724]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.718574][  T724]  ___sys_sendmsg (net/socket.c:2752)
[   29.718706][  T724]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   29.718879][  T724]  ? copy_msghdr_from_user (net/socket.c:2603)
[   29.719025][  T724]  __sys_sendmsg (net/socket.c:2784)
[   29.719160][  T724]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   29.719297][  T724]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   29.719469][  T724]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   29.719603][  T724]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.719736][  T724]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.719873][  T724]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   29.720010][  T724]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   29.720142][  T724]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.720312][  T724] RIP: 0033:0x7f9efd46b08e
[   29.720457][  T724] 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
[   29.720938][  T724] RSP: 002b:00007fffd89f61b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.721141][  T724] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9efd46b08e
[   29.721352][  T724] RDX: 0000000000000000 RSI: 00007fffd89f6260 RDI: 0000000000000005
[   29.721554][  T724] RBP: 00007fffd89f61c0 R08: 0000000000000000 R09: 0000000000000000
[   29.721751][  T724] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d096
[   29.721958][  T724] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffd89f6930
| [   29.909602][   T60] ------------[ cut here ]------------
| [   29.909817][   T60] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/60
| [   29.910082][   T60] Modules linked in: vxlan
| [   29.910521][   T60] Tainted: [W]=WARN
[   29.910614][   T60] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.910775][   T60] Workqueue: events_unbound linkwatch_event
[   29.910936][   T60] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.911096][   T60] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.911544][   T60] RSP: 0018:ffa000000040f9e0 EFLAGS: 00010286
[   29.911706][   T60] RAX: 00000000ffffffa6 RBX: ff11000010e8c200 RCX: 1ff4000000081f02
[   29.911896][   T60] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010e8c2bc
[   29.912079][   T60] RBP: ff1100001a59a000 R08: 1fe22000021d1859 R09: ff110000052951a8
[   29.912260][   T60] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   29.912459][   T60] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   29.912642][   T60] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   29.912865][   T60] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.913020][   T60] CR2: 00007fb483584f98 CR3: 000000000d14d006 CR4: 0000000000771ef0
[   29.913209][   T60] PKRU: 55555554
[   29.913304][   T60] Call Trace:
[   29.913403][   T60]  <TASK>
[   29.913468][   T60]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   29.913594][   T60]  ? notifier_call_chain (kernel/notifier.c:85)
[   29.913719][   T60]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   29.913819][   T60]  netif_state_change (net/core/dev.c:1605)
[   29.913943][   T60]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   29.914100][   T60]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   29.914224][   T60]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   29.914410][   T60]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.914537][   T60]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   29.914658][   T60]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   29.914808][   T60]  process_one_work (kernel/workqueue.c:3314)
[   29.914942][   T60]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   29.915064][   T60]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.915196][   T60]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   29.915350][   T60]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   29.915474][   T60]  kthread (kernel/kthread.c:436)
[   29.915566][   T60]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   29.915725][   T60]  ? kthread_affine_node (kernel/kthread.c:378)
[   29.915881][   T60]  ret_from_fork (arch/x86/kernel/process.c:158)
[   29.916006][   T60]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   29.916163][   T60]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   29.916289][   T60]  ? kthread_affine_node (kernel/kthread.c:378)
[   29.916417][   T60]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   29.957725][  T746] ------------[ cut here ]------------
| [   29.957939][  T746] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/746
| [   29.958237][  T746] Modules linked in: vxlan
| [   29.958930][  T746] Tainted: [W]=WARN
[   29.959089][  T746] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.959334][  T746] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.959571][  T746] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.960120][  T746] RSP: 0018:ffa00000015f7090 EFLAGS: 00010286
[   29.960370][  T746] RAX: 00000000ffffffa6 RBX: ff11000010e8d1c0 RCX: 1ff40000002bedd8
[   29.960631][  T746] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010e8d27c
[   29.960903][  T746] RBP: ff110000194a1000 R08: 1fe22000021d1a51 R09: ff11000015b50b80
[   29.961158][  T746] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   29.961434][  T746] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   29.961693][  T746] FS:  00007f2c33a91840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   29.961997][  T746] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.962221][  T746] CR2: 00007f2c33c8a460 CR3: 0000000019d14001 CR4: 0000000000771ef0
[   29.963158][  T746] PKRU: 55555554
[   29.963332][  T746] Call Trace:
[   29.963488][  T746]  <TASK>
[   29.963610][  T746]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.963813][  T746]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   29.964006][  T746]  notifier_call_chain (kernel/notifier.c:85)
[   29.964198][  T746]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   29.964407][  T746]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   29.964600][  T746]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   29.964802][  T746]  netdev_upper_dev_link (net/core/dev.c:8972)
[   29.964993][  T746]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   29.965187][  T746]  register_vlan_dev (net/8021q/vlan.c:183)
[   29.965400][  T746]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   29.965590][  T746]  vlan_newlink (net/8021q/vlan_netlink.c:194)
[   29.965790][  T746]  ? nla_strscpy (lib/nlattr.c:795)
[   29.965982][  T746]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   29.966176][  T746]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   29.966387][  T746]  ? __dev_get_by_name (net/core/dev.c:883)
[   29.966577][  T746]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   29.966786][  T746]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   29.966983][  T746]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   29.967174][  T746]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.967385][  T746]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.967591][  T746]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.967794][  T746]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   29.967986][  T746]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.968186][  T746]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.968403][  T746]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.968597][  T746]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   29.968795][  T746]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.968989][  T746]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.969178][  T746]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.969393][  T746]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.969583][  T746]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.969786][  T746]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   29.969977][  T746]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.970169][  T746]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   29.970384][  T746]  ? 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))
[   29.970574][  T746]  ? 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))
[   29.970775][  T746]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.970967][  T746]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.971160][  T746]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.971372][  T746]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   29.971567][  T746]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   29.971759][  T746]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   29.971962][  T746]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   29.972154][  T746]  ? copy_msghdr_from_user (net/socket.c:2635)
[   29.972365][  T746]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   29.972590][  T746]  ? move_addr_to_kernel (net/socket.c:258)
[   29.972796][  T746]  ___sys_sendmsg (net/socket.c:2752)
[   29.972985][  T746]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.973176][  T746]  ? copy_msghdr_from_user (net/socket.c:2603)
[   29.973397][  T746]  ? 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))
[   29.973590][  T746]  __sys_sendmsg (net/socket.c:2784)
[   29.973789][  T746]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   29.973987][  T746]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.974180][  T746]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.974394][  T746]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.974586][  T746]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   29.974784][  T746]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   29.974978][  T746]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.975202][  T746] RIP: 0033:0x7f2c33ccb08e
[   29.975419][  T746] 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
[   29.975979][  T746] RSP: 002b:00007ffd6bede860 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.976240][  T746] RAX: ffffffffffffffda RBX: 00007ffd6bedf020 RCX: 00007f2c33ccb08e
[   29.976515][  T746] RDX: 0000000000000000 RSI: 00007ffd6bede910 RDI: 0000000000000005
[   29.976784][  T746] RBP: 00007ffd6bede870 R08: 0000000000000000 R09: 0000000000000000
[   29.977050][  T746] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d097
[   29.977397][  T746] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd6bedefe0
| [   29.979528][  T746] ------------[ cut here ]------------
| [   29.979710][  T746] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/746
| [   29.980003][  T746] Modules linked in: vxlan
| [   29.980542][  T746] Tainted: [W]=WARN
[   29.980697][  T746] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.980927][  T746] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.981157][  T746] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.981717][  T746] RSP: 0018:ffa00000015f71b0 EFLAGS: 00010286
[   29.981949][  T746] RAX: 00000000ffffffa6 RBX: ff11000012cbaac0 RCX: 1ff40000002bedfc
[   29.982204][  T746] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012cbab7c
[   29.982481][  T746] RBP: ff1100001a84c000 R08: 1fe2200002597571 R09: ff11000015b50b80
[   29.982739][  T746] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   29.983001][  T746] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab76b3a0
[   29.983256][  T746] FS:  00007f2c33a91840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   29.983567][  T746] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.983803][  T746] CR2: 00007f2c33c8a460 CR3: 0000000019d14001 CR4: 0000000000771ef0
[   29.984071][  T746] PKRU: 55555554
[   29.984224][  T746] Call Trace:
[   29.984399][  T746]  <TASK>
[   29.984521][  T746]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   29.984710][  T746]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   29.984908][  T746]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   29.985064][  T746]  __dev_notify_flags (net/core/dev.c:9787)
[   29.985256][  T746]  ? netdev_update_features (net/core/dev.c:11098)
[   29.985466][  T746]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[   29.985689][  T746]  ? netif_change_name (net/core/dev.c:1495)
[   29.985884][  T746]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   29.986073][  T746]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   29.986265][  T746]  ? register_vlan_dev (net/8021q/vlan.c:196)
[   29.986478][  T746]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   29.986668][  T746]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   29.986868][  T746]  ? nla_strscpy (lib/nlattr.c:795)
[   29.987060][  T746]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   29.987253][  T746]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   29.987463][  T746]  ? __dev_get_by_name (net/core/dev.c:883)
[   29.987652][  T746]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   29.987859][  T746]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   29.988056][  T746]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   29.988249][  T746]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.988457][  T746]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.988646][  T746]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.988842][  T746]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   29.989032][  T746]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.989225][  T746]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.989440][  T746]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.989629][  T746]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   29.989825][  T746]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.990017][  T746]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.990207][  T746]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.990417][  T746]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.990606][  T746]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.990804][  T746]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   29.990996][  T746]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.991187][  T746]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   29.991401][  T746]  ? 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))
[   29.991590][  T746]  ? 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))
[   29.991789][  T746]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.991980][  T746]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.992169][  T746]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.992383][  T746]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   29.992575][  T746]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   29.992775][  T746]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   29.992966][  T746]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   29.993155][  T746]  ? copy_msghdr_from_user (net/socket.c:2635)
[   29.993366][  T746]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   29.993586][  T746]  ? move_addr_to_kernel (net/socket.c:258)
[   29.993786][  T746]  ___sys_sendmsg (net/socket.c:2752)
[   29.993978][  T746]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.994167][  T746]  ? copy_msghdr_from_user (net/socket.c:2603)
[   29.994382][  T746]  ? 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))
[   29.994575][  T746]  __sys_sendmsg (net/socket.c:2784)
[   29.994775][  T746]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   29.994968][  T746]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.995157][  T746]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.995369][  T746]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.995557][  T746]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   29.995745][  T746]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   29.995946][  T746]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.996168][  T746] RIP: 0033:0x7f2c33ccb08e
[   29.996387][  T746] 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
[   29.996936][  T746] RSP: 002b:00007ffd6bede860 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.997193][  T746] RAX: ffffffffffffffda RBX: 00007ffd6bedf020 RCX: 00007f2c33ccb08e
[   29.997491][  T746] RDX: 0000000000000000 RSI: 00007ffd6bede910 RDI: 0000000000000005
[   29.997743][  T746] RBP: 00007ffd6bede870 R08: 0000000000000000 R09: 0000000000000000
[   29.998008][  T746] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d097
[   29.998264][  T746] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd6bedefe0
| [   30.061781][  T748] ------------[ cut here ]------------
| [   30.061934][  T748] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/748
| [   30.062167][  T748] Modules linked in: vxlan
| [   30.062587][  T748] Tainted: [W]=WARN
[   30.062687][  T748] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.062861][  T748] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.063034][  T748] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   30.063516][  T748] RSP: 0018:ffa0000001637020 EFLAGS: 00010286
[   30.063683][  T748] RAX: 00000000ffffffa6 RBX: ff11000012b0b380 RCX: 1ff40000002c6dca
[   30.063891][  T748] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0b43c
[   30.064093][  T748] RBP: ff1100001a84c000 R08: 1fe2200002561689 R09: ff1100001677ae58
[   30.064295][  T748] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   30.064514][  T748] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   30.064715][  T748] FS:  00007ff9f05a2840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   30.064971][  T748] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.065139][  T748] CR2: 00007ff9f08721a0 CR3: 0000000004c88004 CR4: 0000000000771ef0
[   30.065350][  T748] PKRU: 55555554
[   30.065448][  T748] Call Trace:
[   30.065548][  T748]  <TASK>
[   30.065617][  T748]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   30.065749][  T748]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   30.065892][  T748]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   30.065994][  T748]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   30.066128][  T748]  __dev_notify_flags (net/core/dev.c:9787)
[   30.066264][  T748]  ? netif_change_name (net/core/dev.c:1495)
[   30.066407][  T748]  ? __dev_change_flags (net/core/dev.c:9752)
[   30.066545][  T748]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   30.066676][  T748]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.066814][  T748]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   30.066951][  T748]  netif_change_flags (net/core/dev.c:9820)
[   30.067086][  T748]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   30.067218][  T748]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   30.067366][  T748]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   30.067501][  T748]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   30.067669][  T748]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   30.067808][  T748]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.067942][  T748]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   30.068075][  T748]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.068211][  T748]  ? __kernel_text_address (kernel/extable.c:79)
[   30.068458][  T748]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.068651][  T748]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.068790][  T748]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   30.068923][  T748]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.069056][  T748]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   30.069187][  T748]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.069403][  T748]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.069537][  T748]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   30.069672][  T748]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   30.069810][  T748]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   30.069945][  T748]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   30.070080][  T748]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   30.070218][  T748]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   30.070406][  T748]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   30.070542][  T748]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.070676][  T748]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.070815][  T748]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.070947][  T748]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   30.071080][  T748]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.071221][  T748]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.071363][  T748]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.071494][  T748]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.071628][  T748]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.071764][  T748]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.071908][  T748]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   30.072041][  T748]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.072174][  T748]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.072311][  T748]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.072452][  T748]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.072585][  T748]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.072720][  T748]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   30.072860][  T748]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.072993][  T748]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.073131][  T748]  ? 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))
[   30.073263][  T748]  ? 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))
[   30.073407][  T748]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.073542][  T748]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.073677][  T748]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.073817][  T748]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   30.073952][  T748]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   30.074086][  T748]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   30.074220][  T748]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   30.074361][  T748]  ? copy_msghdr_from_user (net/socket.c:2635)
[   30.074494][  T748]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   30.074659][  T748]  ? move_addr_to_kernel (net/socket.c:258)
[   30.074806][  T748]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.074939][  T748]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.075073][  T748]  ___sys_sendmsg (net/socket.c:2752)
[   30.075207][  T748]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   30.075381][  T748]  ? copy_msghdr_from_user (net/socket.c:2603)
[   30.075527][  T748]  __sys_sendmsg (net/socket.c:2784)
[   30.075661][  T748]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   30.075802][  T748]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   30.075973][  T748]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   30.076109][  T748]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.076244][  T748]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   30.076384][  T748]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   30.076518][  T748]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   30.076652][  T748]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.076826][  T748] RIP: 0033:0x7ff9f07dc08e
[   30.076968][  T748] 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
[   30.077452][  T748] RSP: 002b:00007ffda8481110 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   30.077651][  T748] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff9f07dc08e
[   30.077857][  T748] RDX: 0000000000000000 RSI: 00007ffda84811c0 RDI: 0000000000000005
[   30.078055][  T748] RBP: 00007ffda8481120 R08: 0000000000000000 R09: 0000000000000000
[   30.078253][  T748] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d097
[   30.078461][  T748] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffda8481890
| [   30.119782][  T749] ------------[ cut here ]------------
| [   30.119943][  T749] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/749
| [   30.120192][  T749] Modules linked in: vxlan
| [   30.120761][  T749] Tainted: [W]=WARN
[   30.120874][  T749] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.121051][  T749] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.121234][  T749] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   30.121749][  T749] RSP: 0018:ffa0000001646f70 EFLAGS: 00010286
[   30.121934][  T749] RAX: 00000000ffffffa6 RBX: ff1100001671b1c0 RCX: 1ff40000002c8db4
[   30.122146][  T749] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001671b27c
[   30.122367][  T749] RBP: ff1100001773c000 R08: 1fe2200002ce3651 R09: ff110000175aae80
[   30.122582][  T749] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   30.122803][  T749] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   30.123017][  T749] FS:  00007f929022d840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   30.123267][  T749] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.123459][  T749] CR2: 0000000011b0fa28 CR3: 00000000133bd001 CR4: 0000000000771ef0
[   30.123671][  T749] PKRU: 55555554
[   30.123783][  T749] Call Trace:
[   30.123889][  T749]  <TASK>
[   30.123963][  T749]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.124106][  T749]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   30.124251][  T749]  notifier_call_chain (kernel/notifier.c:85)
[   30.124404][  T749]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   30.124550][  T749]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   30.124695][  T749]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   30.124844][  T749]  netdev_upper_dev_link (net/core/dev.c:8972)
[   30.124987][  T749]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   30.125132][  T749] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   30.125284][  T749]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   30.125437][  T749] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   30.125589][  T749]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   30.125734][  T749]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   30.125882][  T749]  ? nla_strscpy (lib/nlattr.c:795)
[   30.126025][  T749]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   30.126169][  T749]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   30.126313][  T749]  ? __dev_get_by_name (net/core/dev.c:883)
[   30.126459][  T749]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   30.126608][  T749]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   30.126755][  T749]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   30.126905][  T749]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.127048][  T749]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.127189][  T749]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.127340][  T749]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   30.127480][  T749]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.127627][  T749]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.127774][  T749]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.127918][  T749]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   30.128062][  T749]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.128203][  T749]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.128354][  T749]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.128499][  T749]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.128639][  T749]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.128787][  T749]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   30.128928][  T749]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.129069][  T749]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.129215][  T749]  ? 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))
[   30.129526][  T749]  ? 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))
[   30.129671][  T749]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.129820][  T749]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.129962][  T749]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.130106][  T749]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   30.130251][  T749]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   30.130488][  T749]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   30.130634][  T749]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   30.130782][  T749]  ? copy_msghdr_from_user (net/socket.c:2635)
[   30.130927][  T749]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   30.131105][  T749]  ? move_addr_to_kernel (net/socket.c:258)
[   30.131250][  T749]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.131490][  T749]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.131635][  T749]  ___sys_sendmsg (net/socket.c:2752)
[   30.131783][  T749]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   30.131962][  T749]  ? copy_msghdr_from_user (net/socket.c:2603)
[   30.132118][  T749]  __sys_sendmsg (net/socket.c:2784)
[   30.132259][  T749]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   30.132478][  T749]  ? vfs_write (./include/linux/fsnotify.h:96 ./include/linux/fsnotify.h:113 ./include/linux/fsnotify.h:127 ./include/linux/fsnotify.h:116 ./include/linux/fsnotify.h:433 fs/read_write.c:692)
[   30.132623][  T749]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   30.132772][  T749]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.132919][  T749]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   30.133061][  T749]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   30.133203][  T749]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   30.133410][  T749]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.133586][  T749] RIP: 0033:0x7f929046708e
[   30.133735][  T749] 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
[   30.134249][  T749] RSP: 002b:00007ffc11a56900 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   30.134552][  T749] RAX: ffffffffffffffda RBX: 00007ffc11a570a8 RCX: 00007f929046708e
[   30.134771][  T749] RDX: 0000000000000000 RSI: 00007ffc11a569b0 RDI: 0000000000000005
[   30.134986][  T749] RBP: 00007ffc11a56910 R08: 0000000000000000 R09: 0000000000000000
[   30.135199][  T749] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d097
[   30.135462][  T749] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc11a57080
| [   30.137133][  T749] ------------[ cut here ]------------
| [   30.137275][  T749] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/749
| [   30.137534][  T749] Modules linked in: vxlan
| [   30.137974][  T749] Tainted: [W]=WARN
[   30.138083][  T749] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.138262][  T749] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.139050][  T749] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   30.139627][  T749] RSP: 0018:ffa0000001646fd0 EFLAGS: 00010286
[   30.139813][  T749] RAX: 00000000ffffffa6 RBX: ff11000005a15700 RCX: 1ff40000002c8dc0
[   30.140028][  T749] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005a157bc
[   30.140243][  T749] RBP: ff1100001a822000 R08: 1fe2200000b42af9 R09: ff110000175aae80
[   30.140553][  T749] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   30.140772][  T749] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001a822e44
[   30.140987][  T749] FS:  00007f929022d840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   30.141239][  T749] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.141485][  T749] CR2: 0000000011b0fa28 CR3: 00000000133bd001 CR4: 0000000000771ef0
[   30.141698][  T749] PKRU: 55555554
[   30.141812][  T749] Call Trace:
[   30.141921][  T749]  <TASK>
[   30.141995][  T749]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   30.142143][  T749]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   30.142253][  T749]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   30.142462][  T749]  __dev_notify_flags (net/core/dev.c:9787)
[   30.142607][  T749]  ? netif_change_name (net/core/dev.c:1495)
[   30.142752][  T749]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   30.142903][  T749]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   30.143046][  T749]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   30.143190][  T749] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   30.143407][  T749]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   30.143555][  T749] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   30.143700][  T749]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   30.143855][  T749]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   30.143998][  T749]  ? nla_strscpy (lib/nlattr.c:795)
[   30.144142][  T749]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   30.144291][  T749]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   30.144498][  T749]  ? __dev_get_by_name (net/core/dev.c:883)
[   30.144642][  T749]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   30.144799][  T749]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   30.144947][  T749]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   30.145092][  T749]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.145234][  T749]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.145443][  T749]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.145584][  T749]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   30.145726][  T749]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.145881][  T749]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.146024][  T749]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.146167][  T749]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   30.146374][  T749]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.146518][  T749]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.146659][  T749]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.146809][  T749]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.146953][  T749]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.147098][  T749]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   30.147243][  T749]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.147449][  T749]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.147597][  T749]  ? 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))
[   30.147739][  T749]  ? 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))
[   30.147890][  T749]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.148036][  T749]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.148181][  T749]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.148388][  T749]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   30.148534][  T749]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   30.148679][  T749]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   30.148830][  T749]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   30.148973][  T749]  ? copy_msghdr_from_user (net/socket.c:2635)
[   30.149117][  T749]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   30.149298][  T749]  ? move_addr_to_kernel (net/socket.c:258)
[   30.149506][  T749]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.149650][  T749]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.149802][  T749]  ___sys_sendmsg (net/socket.c:2752)
[   30.149946][  T749]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   30.150125][  T749]  ? copy_msghdr_from_user (net/socket.c:2603)
[   30.150285][  T749]  __sys_sendmsg (net/socket.c:2784)
[   30.150489][  T749]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   30.150632][  T749]  ? vfs_write (./include/linux/fsnotify.h:96 ./include/linux/fsnotify.h:113 ./include/linux/fsnotify.h:127 ./include/linux/fsnotify.h:116 ./include/linux/fsnotify.h:433 fs/read_write.c:692)
[   30.150786][  T749]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   30.150931][  T749]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.151076][  T749]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   30.151221][  T749]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   30.151429][  T749]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   30.151573][  T749]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.151750][  T749] RIP: 0033:0x7f929046708e
[   30.151908][  T749] 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
[   30.152493][  T749] RSP: 002b:00007ffc11a56900 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   30.152710][  T749] RAX: ffffffffffffffda RBX: 00007ffc11a570a8 RCX: 00007f929046708e
[   30.152934][  T749] RDX: 0000000000000000 RSI: 00007ffc11a569b0 RDI: 0000000000000005
[   30.153153][  T749] RBP: 00007ffc11a56910 R08: 0000000000000000 R09: 0000000000000000
[   30.153438][  T749] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d097
[   30.153654][  T749] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc11a57080
| [   30.182283][  T750] ------------[ cut here ]------------
| [   30.182438][  T750] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/750
| [   30.182679][  T750] Modules linked in: vxlan
| [   30.183156][  T750] Tainted: [W]=WARN
[   30.183259][  T750] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.183440][  T750] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.183615][  T750] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   30.184110][  T750] RSP: 0018:ffa0000001656ee0 EFLAGS: 00010286
[   30.184281][  T750] RAX: 00000000ffffffa6 RBX: ff11000008de5700 RCX: 1ff40000002cada2
[   30.184494][  T750] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008de57bc
[   30.184696][  T750] RBP: ff1100001a822000 R08: 1fe22000011bcaf9 R09: ff11000019ddae58
[   30.184910][  T750] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   30.185111][  T750] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   30.185323][  T750] FS:  00007f26ce4b0840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   30.185564][  T750] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.185737][  T750] CR2: 00007f26ce7801a0 CR3: 0000000017777006 CR4: 0000000000771ef0
[   30.185959][  T750] PKRU: 55555554
[   30.186060][  T750] Call Trace:
[   30.186159][  T750]  <TASK>
[   30.186229][  T750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.186377][  T750]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   30.186513][  T750]  notifier_call_chain (kernel/notifier.c:85)
[   30.186651][  T750]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   30.186795][  T750]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.186930][  T750]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   30.187066][  T750]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.187209][  T750]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[   30.187353][  T750]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[   30.187490][  T750]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   30.187629][  T750]  ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:45)
[   30.187773][  T750]  ? netdev_rx_handler_register (net/core/dev.c:5900)
[   30.187913][  T750]  br_add_if (net/bridge/br_if.c:619)
[   30.188021][  T750]  do_set_master (net/core/rtnetlink.c:3011)
[   30.188159][  T750]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   30.188300][  T750]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   30.188444][  T750]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   30.188584][  T750]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   30.188752][  T750]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   30.188894][  T750]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.189030][  T750]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   30.189164][  T750]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.189302][  T750]  ? __kernel_text_address (kernel/extable.c:79)
[   30.189444][  T750]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.189585][  T750]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.189720][  T750]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   30.189863][  T750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.189999][  T750]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   30.190134][  T750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.190274][  T750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.190481][  T750]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   30.190697][  T750]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   30.190840][  T750]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   30.190992][  T750]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   30.191131][  T750]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   30.191269][  T750]  ? nla_get_range_signed (lib/nlattr.c:270)
[   30.191469][  T750]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   30.191612][  T750]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   30.191752][  T750]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.191895][  T750]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.192030][  T750]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.192165][  T750]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   30.192304][  T750]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.192591][  T750]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.192726][  T750]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.192867][  T750]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.193005][  T750]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.193144][  T750]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.193282][  T750]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   30.193488][  T750]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.193625][  T750]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.193762][  T750]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.193906][  T750]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.194042][  T750]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.194180][  T750]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   30.194393][  T750]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.194531][  T750]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.194670][  T750]  ? 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))
[   30.194829][  T750]  ? 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))
[   30.194966][  T750]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.195102][  T750]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.195239][  T750]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.195467][  T750]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   30.195605][  T750]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   30.195742][  T750]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   30.195882][  T750]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   30.196016][  T750]  ? copy_msghdr_from_user (net/socket.c:2635)
[   30.196151][  T750]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   30.196376][  T750]  ? move_addr_to_kernel (net/socket.c:258)
[   30.196516][  T750]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.196652][  T750]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.196797][  T750]  ___sys_sendmsg (net/socket.c:2752)
[   30.196933][  T750]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   30.197103][  T750]  ? copy_msghdr_from_user (net/socket.c:2603)
[   30.197273][  T750]  __sys_sendmsg (net/socket.c:2784)
[   30.197418][  T750]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   30.197578][  T750]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   30.197755][  T750]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   30.197897][  T750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.198033][  T750]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   30.198168][  T750]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   30.198306][  T750]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   30.198448][  T750]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.198616][  T750] RIP: 0033:0x7f26ce6ea08e
[   30.198758][  T750] 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
[   30.199244][  T750] RSP: 002b:00007ffe2c9a6fe0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   30.199456][  T750] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f26ce6ea08e
[   30.199660][  T750] RDX: 0000000000000000 RSI: 00007ffe2c9a7090 RDI: 0000000000000005
[   30.199869][  T750] RBP: 00007ffe2c9a6ff0 R08: 0000000000000000 R09: 0000000000000000
[   30.200071][  T750] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d097
[   30.200278][  T750] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe2c9a7760
| [   30.202187][  T750] ------------[ cut here ]------------
| [   30.202405][  T750] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/750
| [   30.202704][  T750] Modules linked in: vxlan
| [   30.203243][  T750] Tainted: [W]=WARN
[   30.203418][  T750] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.203645][  T750] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.203890][  T750] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   30.204462][  T750] RSP: 0018:ffa0000001656ea0 EFLAGS: 00010286
[   30.204699][  T750] RAX: 00000000ffffffa6 RBX: ff1100001a6c0040 RCX: 1ff40000002cad9a
[   30.204971][  T750] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001a6c00fc
[   30.205231][  T750] RBP: ff1100001a822000 R08: 1fe22000034d8021 R09: ff11000019ddae58
[   30.205509][  T750] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   30.205777][  T750] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000194b4008
[   30.206041][  T750] FS:  00007f26ce4b0840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   30.206361][  T750] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.206591][  T750] CR2: 00007f75ad29e574 CR3: 0000000017777004 CR4: 0000000000771ef0
[   30.206864][  T750] PKRU: 55555554
[   30.207019][  T750] Call Trace:
[   30.207176][  T750]  <TASK>
[   30.207304][  T750]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   30.207518][  T750]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   30.207678][  T750]  __dev_notify_flags (net/core/dev.c:9787)
[   30.207880][  T750]  ? netdev_notice (net/core/dev.c:13008)
[   30.208075][  T750]  ? netif_change_name (net/core/dev.c:1495)
[   30.208286][  T750]  ? dev_get_min_mp_channel_count (./include/net/netdev_lock.h:30 (discriminator 1))
[   30.208532][  T750]  ? netif_disable_lro (net/core/dev.c:11098 net/core/dev.c:1830)
[   30.208725][  T750]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   30.208931][  T750]  __dev_set_promiscuity (net/core/dev.c:9630)
[   30.209126][  T750]  netif_set_promiscuity (net/core/dev.c:9639)
[   30.209343][  T750]  dev_set_promiscuity (net/core/dev_api.c:288)
[   30.209539][  T750]  br_port_set_promisc (net/bridge/br_if.c:108)
[   30.209733][  T750]  br_manage_promisc (net/bridge/br_if.c:174)
[   30.209932][  T750]  br_add_if (net/bridge/br_if.c:242 net/bridge/br_if.c:627)
[   30.210094][  T750]  do_set_master (net/core/rtnetlink.c:3011)
[   30.210297][  T750]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   30.210510][  T750]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   30.210708][  T750]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   30.210912][  T750]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   30.211141][  T750]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   30.211358][  T750]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.211552][  T750]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   30.211745][  T750]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.211950][  T750]  ? __kernel_text_address (kernel/extable.c:79)
[   30.212143][  T750]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.212364][  T750]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.212584][  T750]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   30.212790][  T750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.212985][  T750]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   30.213190][  T750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.213405][  T750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.213605][  T750]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   30.213806][  T750]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   30.213999][  T750]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   30.214193][  T750]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   30.214409][  T750]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   30.214602][  T750]  ? nla_get_range_signed (lib/nlattr.c:270)
[   30.214805][  T750]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   30.215006][  T750]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   30.215200][  T750]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.215409][  T750]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.215604][  T750]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.215804][  T750]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   30.215996][  T750]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.216193][  T750]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.216406][  T750]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.216601][  T750]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.216802][  T750]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.216997][  T750]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.217190][  T750]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   30.217405][  T750]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.217599][  T750]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.217797][  T750]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.217997][  T750]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.218189][  T750]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.218405][  T750]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   30.218598][  T750]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.218799][  T750]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.218996][  T750]  ? 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))
[   30.219188][  T750]  ? 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))
[   30.219409][  T750]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.219617][  T750]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.219820][  T750]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.220017][  T750]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   30.220214][  T750]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   30.220440][  T750]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   30.220637][  T750]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   30.220839][  T750]  ? copy_msghdr_from_user (net/socket.c:2635)
[   30.221036][  T750]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   30.221261][  T750]  ? move_addr_to_kernel (net/socket.c:258)
[   30.221476][  T750]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.221671][  T750]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.221875][  T750]  ___sys_sendmsg (net/socket.c:2752)
[   30.222068][  T750]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   30.222295][  T750]  ? copy_msghdr_from_user (net/socket.c:2603)
[   30.222518][  T750]  __sys_sendmsg (net/socket.c:2784)
[   30.222714][  T750]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   30.222916][  T750]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   30.223149][  T750]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   30.223384][  T750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.223579][  T750]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   30.223778][  T750]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   30.223975][  T750]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   30.224170][  T750]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.224418][  T750] RIP: 0033:0x7f26ce6ea08e
[   30.224617][  T750] 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
[   30.225171][  T750] RSP: 002b:00007ffe2c9a6fe0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   30.225460][  T750] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f26ce6ea08e
[   30.225721][  T750] RDX: 0000000000000000 RSI: 00007ffe2c9a7090 RDI: 0000000000000005
[   30.225990][  T750] RBP: 00007ffe2c9a6ff0 R08: 0000000000000000 R09: 0000000000000000
[   30.226253][  T750] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d097
[   30.226540][  T750] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe2c9a7760
| [   30.228836][  T750] ------------[ cut here ]------------
| [   30.229021][  T750] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/750
| [   30.229328][  T750] Modules linked in: vxlan
| [   30.229875][  T750] Tainted: [W]=WARN
[   30.230030][  T750] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.230259][  T750] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.230509][  T750] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   30.231051][  T750] RSP: 0018:ffa0000001656e20 EFLAGS: 00010286
[   30.231278][  T750] RAX: 00000000ffffffa6 RBX: ff1100001a6c0580 RCX: 1ff40000002cad8a
[   30.231551][  T750] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001a6c063c
[   30.231838][  T750] RBP: ff1100001a59a000 R08: 1fe22000034d80c9 R09: ff11000019ddae58
[   30.232102][  T750] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   30.232378][  T750] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   30.232641][  T750] FS:  00007f26ce4b0840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   30.232942][  T750] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.233165][  T750] CR2: 00007f75ad29e574 CR3: 0000000017777004 CR4: 0000000000771ef0
[   30.233439][  T750] PKRU: 55555554
[   30.233593][  T750] Call Trace:
[   30.233749][  T750]  <TASK>
[   30.233879][  T750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.234068][  T750]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   30.234259][  T750]  notifier_call_chain (kernel/notifier.c:85)
[   30.234472][  T750]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[   30.234663][  T750]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[   30.234862][  T750]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.235051][  T750]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   30.235244][  T750]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   30.235485][  T750]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   30.235674][  T750]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6))
[   30.235910][  T750]  netif_set_mtu (net/core/dev.c:9910)
[   30.236099][  T750]  ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2))
[   30.236294][  T750]  ? br_get_link_af_size_filtered (./include/linux/rcupdate.h:871 net/bridge/br_netlink.c:114)
[   30.236531][  T750]  dev_set_mtu (net/core/dev_api.c:249)
[   30.236693][  T750]  br_mtu_auto_adjust (net/bridge/br_if.c:525 (discriminator 1) net/bridge/br_if.c:514 (discriminator 1))
[   30.236893][  T750]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[   30.237088][  T750]  br_add_if (net/bridge/br_if.c:681)
[   30.237248][  T750]  do_set_master (net/core/rtnetlink.c:3011)
[   30.237456][  T750]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   30.237647][  T750]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   30.237848][  T750]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   30.238050][  T750]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   30.238280][  T750]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   30.238483][  T750]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.238672][  T750]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   30.238869][  T750]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.239057][  T750]  ? __kernel_text_address (kernel/extable.c:79)
[   30.239246][  T750]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.239456][  T750]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.239645][  T750]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   30.239847][  T750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.240037][  T750]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   30.240222][  T750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.240432][  T750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.240623][  T750]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   30.240819][  T750]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   30.241011][  T750]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   30.241201][  T750]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   30.241407][  T750]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   30.241597][  T750]  ? nla_get_range_signed (lib/nlattr.c:270)
[   30.241888][  T750]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   30.242082][  T750]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   30.242275][  T750]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.242475][  T750]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.242756][  T750]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.242952][  T750]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   30.243139][  T750]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.243350][  T750]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.243628][  T750]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.243827][  T750]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.244017][  T750]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.244212][  T750]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.244513][  T750]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   30.244705][  T750]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.244900][  T750]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.245088][  T750]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.245403][  T750]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.245590][  T750]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.245788][  T750]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   30.245979][  T750]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.246258][  T750]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.246469][  T750]  ? 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))
[   30.246687][  T750]  ? 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))
[   30.246886][  T750]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.247166][  T750]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.247372][  T750]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.247575][  T750]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   30.247773][  T750]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   30.248051][  T750]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   30.248239][  T750]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   30.248439][  T750]  ? copy_msghdr_from_user (net/socket.c:2635)
[   30.248628][  T750]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   30.248949][  T750]  ? move_addr_to_kernel (net/socket.c:258)
[   30.249139][  T750]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.249349][  T750]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.249539][  T750]  ___sys_sendmsg (net/socket.c:2752)
[   30.249832][  T750]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   30.250053][  T750]  ? copy_msghdr_from_user (net/socket.c:2603)
[   30.250269][  T750]  __sys_sendmsg (net/socket.c:2784)
[   30.250474][  T750]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   30.250753][  T750]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   30.250989][  T750]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   30.251178][  T750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.251480][  T750]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   30.251679][  T750]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   30.251876][  T750]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   30.252082][  T750]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.252415][  T750] RIP: 0033:0x7f26ce6ea08e
[   30.252614][  T750] 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
[   30.253255][  T750] RSP: 002b:00007ffe2c9a6fe0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   30.253531][  T750] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f26ce6ea08e
[   30.253800][  T750] RDX: 0000000000000000 RSI: 00007ffe2c9a7090 RDI: 0000000000000005
[   30.254151][  T750] RBP: 00007ffe2c9a6ff0 R08: 0000000000000000 R09: 0000000000000000
[   30.254428][  T750] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d097
[   30.254781][  T750] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe2c9a7760
| [   30.257105][  T750] ------------[ cut here ]------------
| [   30.257392][  T750] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/750
| [   30.257667][  T750] Modules linked in: vxlan
| [   30.258272][  T750] Tainted: [W]=WARN
[   30.258441][  T750] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.258656][  T750] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.258992][  T750] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   30.259533][  T750] RSP: 0018:ffa0000001656f78 EFLAGS: 00010286
[   30.259748][  T750] RAX: 00000000ffffffa6 RBX: ff1100001a6c0740 RCX: 1ff40000002cadb5
[   30.260004][  T750] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001a6c07fc
[   30.260256][  T750] RBP: ff1100001a59a000 R08: 1fe22000034d8101 R09: ff11000019ddae58
[   30.260522][  T750] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   30.260776][  T750] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000002
[   30.261024][  T750] FS:  00007f26ce4b0840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   30.261330][  T750] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.261548][  T750] CR2: 00007f75ad29e574 CR3: 0000000017777004 CR4: 0000000000771ef0
[   30.261802][  T750] PKRU: 55555554
[   30.261951][  T750] Call Trace:
[   30.262098][  T750]  <TASK>
[   30.262217][  T750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.262420][  T750]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   30.262606][  T750]  notifier_call_chain (kernel/notifier.c:85)
[   30.262802][  T750]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[   30.263021][  T750]  ? br_get_link_af_size_filtered (./include/linux/rcupdate.h:871 net/bridge/br_netlink.c:114)
[   30.263237][  T750]  ? netdev_change_features (net/core/dev.c:11117)
[   30.263436][  T750]  ? br_opt_toggle (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 net/bridge/br.c:402)
[   30.263623][  T750]  br_add_if (net/bridge/br_if.c:683)
[   30.263784][  T750]  do_set_master (net/core/rtnetlink.c:3011)
[   30.263969][  T750]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   30.264156][  T750]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   30.264366][  T750]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   30.264551][  T750]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   30.264776][  T750]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   30.264959][  T750]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.265141][  T750]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   30.265342][  T750]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.265530][  T750]  ? __kernel_text_address (kernel/extable.c:79)
[   30.265715][  T750]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.265908][  T750]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.266091][  T750]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   30.266280][  T750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.266477][  T750]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   30.266659][  T750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.266848][  T750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.267033][  T750]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   30.267236][  T750]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   30.267434][  T750]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   30.267620][  T750]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   30.267814][  T750]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   30.267997][  T750]  ? nla_get_range_signed (lib/nlattr.c:270)
[   30.268183][  T750]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   30.268394][  T750]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   30.268581][  T750]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.268763][  T750]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.268956][  T750]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.269142][  T750]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   30.269344][  T750]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.269530][  T750]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.269715][  T750]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.269908][  T750]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.270092][  T750]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.270279][  T750]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.270476][  T750]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   30.270660][  T750]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.270849][  T750]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.271031][  T750]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.271219][  T750]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.271423][  T750]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.271610][  T750]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   30.271799][  T750]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.271985][  T750]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.272171][  T750]  ? 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))
[   30.272369][  T750]  ? 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))
[   30.272559][  T750]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.272745][  T750]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.272937][  T750]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.273122][  T750]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   30.273312][  T750]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   30.273512][  T750]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   30.273696][  T750]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   30.273884][  T750]  ? copy_msghdr_from_user (net/socket.c:2635)
[   30.274075][  T750]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   30.274289][  T750]  ? move_addr_to_kernel (net/socket.c:258)
[   30.274489][  T750]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.274672][  T750]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.274864][  T750]  ___sys_sendmsg (net/socket.c:2752)
[   30.275047][  T750]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   30.275264][  T750]  ? copy_msghdr_from_user (net/socket.c:2603)
[   30.275483][  T750]  __sys_sendmsg (net/socket.c:2784)
[   30.275669][  T750]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   30.275859][  T750]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   30.276078][  T750]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   30.276261][  T750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.276466][  T750]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   30.276649][  T750]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   30.276846][  T750]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   30.277032][  T750]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.277246][  T750] RIP: 0033:0x7f26ce6ea08e
[   30.277455][  T750] 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
[   30.277992][  T750] RSP: 002b:00007ffe2c9a6fe0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   30.278246][  T750] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f26ce6ea08e
[   30.278512][  T750] RDX: 0000000000000000 RSI: 00007ffe2c9a7090 RDI: 0000000000000005
[   30.278759][  T750] RBP: 00007ffe2c9a6ff0 R08: 0000000000000000 R09: 0000000000000000
[   30.279014][  T750] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d097
[   30.279281][  T750] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe2c9a7760
| [   30.313868][  T751] ------------[ cut here ]------------
| [   30.314018][  T751] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/751
| [   30.314248][  T751] Modules linked in: vxlan
| [   30.315230][  T751] Tainted: [W]=WARN
[   30.315342][  T751] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.315509][  T751] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.315684][  T751] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   30.316170][  T751] RSP: 0018:ffa0000001657020 EFLAGS: 00010286
[   30.316367][  T751] RAX: 00000000ffffffa6 RBX: ff1100001671b540 RCX: 1ff40000002cadca
[   30.316572][  T751] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001671b5fc
[   30.316776][  T751] RBP: ff1100001a822000 R08: 1fe2200002ce36c1 R09: ff11000015b55158
[   30.316977][  T751] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   30.317174][  T751] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   30.317402][  T751] FS:  00007fb4cb711840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   30.317635][  T751] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.317826][  T751] CR2: 00007fb4cb9e11a0 CR3: 0000000015ea9002 CR4: 0000000000771ef0
[   30.318057][  T751] PKRU: 55555554
[   30.318210][  T751] Call Trace:
[   30.318313][  T751]  <TASK>
[   30.318390][  T751]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   30.318532][  T751]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   30.318633][  T751]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   30.318772][  T751]  __dev_notify_flags (net/core/dev.c:9787)
[   30.318933][  T751]  ? netif_change_name (net/core/dev.c:1495)
[   30.319090][  T751]  ? __dev_change_flags (net/core/dev.c:9752)
[   30.319233][  T751]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   30.319390][  T751]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.319525][  T751]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   30.319659][  T751]  netif_change_flags (net/core/dev.c:9820)
[   30.319806][  T751]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   30.319944][  T751]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   30.320079][  T751]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   30.320214][  T751]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   30.320395][  T751]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   30.320541][  T751]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.320675][  T751]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   30.320814][  T751]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.320952][  T751]  ? __kernel_text_address (kernel/extable.c:79)
[   30.321091][  T751]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.321240][  T751]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.321387][  T751]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   30.321522][  T751]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.321654][  T751]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   30.321797][  T751]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.321938][  T751]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.322081][  T751]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   30.322227][  T751]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   30.322370][  T751]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   30.322504][  T751]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   30.322638][  T751]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   30.322791][  T751]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   30.322930][  T751]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   30.323065][  T751]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.323196][  T751]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.323350][  T751]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.323492][  T751]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   30.323623][  T751]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.323758][  T751]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.323896][  T751]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.324045][  T751]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.324192][  T751]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.324337][  T751]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.324473][  T751]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   30.324605][  T751]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.324756][  T751]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.324910][  T751]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.325065][  T751]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.325208][  T751]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.325353][  T751]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   30.325492][  T751]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.325647][  T751]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.325787][  T751]  ? 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))
[   30.325919][  T751]  ? 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))
[   30.326055][  T751]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.326190][  T751]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.326336][  T751]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.326471][  T751]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   30.326605][  T751]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   30.326740][  T751]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   30.326884][  T751]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   30.327017][  T751]  ? copy_msghdr_from_user (net/socket.c:2635)
[   30.327151][  T751]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   30.327323][  T751]  ? move_addr_to_kernel (net/socket.c:258)
[   30.327469][  T751]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.327604][  T751]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.327738][  T751]  ___sys_sendmsg (net/socket.c:2752)
[   30.327875][  T751]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   30.328065][  T751]  ? copy_msghdr_from_user (net/socket.c:2603)
[   30.328212][  T751]  __sys_sendmsg (net/socket.c:2784)
[   30.328354][  T751]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   30.328488][  T751]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   30.328675][  T751]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   30.328815][  T751]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.328968][  T751]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   30.329102][  T751]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   30.329238][  T751]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   30.329386][  T751]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.329557][  T751] RIP: 0033:0x7fb4cb94b08e
[   30.329696][  T751] 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
[   30.330184][  T751] RSP: 002b:00007fffb8d83bd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   30.330394][  T751] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb4cb94b08e
[   30.330619][  T751] RDX: 0000000000000000 RSI: 00007fffb8d83c80 RDI: 0000000000000005
[   30.330827][  T751] RBP: 00007fffb8d83be0 R08: 0000000000000000 R09: 0000000000000000
[   30.331023][  T751] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d097
[   30.331252][  T751] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffb8d84350
| [   30.682254][  T775] ------------[ cut here ]------------
| [   30.683141][  T775] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/775
| [   30.683544][  T775] Modules linked in: vxlan
| [   30.684209][  T775] Tainted: [W]=WARN
[   30.684385][  T775] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.684609][  T775] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.684850][  T775] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   30.685407][  T775] RSP: 0018:ffa00000016a7090 EFLAGS: 00010286
[   30.685633][  T775] RAX: 00000000ffffffa6 RBX: ff11000011e4a580 RCX: 1ff40000002d4dd8
[   30.685903][  T775] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e4a63c
[   30.686162][  T775] RBP: ff110000194a1000 R08: 1fe22000023c94c9 R09: ff1100001a440b80
[   30.686438][  T775] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   30.686694][  T775] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   30.686962][  T775] FS:  00007f84ce61f840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   30.687275][  T775] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.687519][  T775] CR2: 00007f84ce818460 CR3: 0000000015e0a001 CR4: 0000000000771ef0
[   30.687788][  T775] PKRU: 55555554
[   30.688001][  T775] Call Trace:
[   30.688168][  T775]  <TASK>
[   30.688299][  T775]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.688516][  T775]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   30.688721][  T775]  notifier_call_chain (kernel/notifier.c:85)
[   30.688931][  T775]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   30.689133][  T775]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   30.689350][  T775]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   30.689544][  T775]  netdev_upper_dev_link (net/core/dev.c:8972)
[   30.689746][  T775]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   30.689945][  T775]  register_vlan_dev (net/8021q/vlan.c:183)
[   30.690139][  T775]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   30.690357][  T775]  vlan_newlink (net/8021q/vlan_netlink.c:194)
[   30.690548][  T775]  ? nla_strscpy (lib/nlattr.c:795)
[   30.690740][  T775]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   30.690941][  T775]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   30.691131][  T775]  ? __dev_get_by_name (net/core/dev.c:883)
[   30.691343][  T775]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   30.691540][  T775]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   30.691734][  T775]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   30.691937][  T775]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.692125][  T775]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.692337][  T775]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.692527][  T775]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   30.692715][  T775]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.692917][  T775]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.693107][  T775]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.693301][  T775]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   30.693504][  T775]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.693691][  T775]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.693885][  T775]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.694077][  T775]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.694265][  T775]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.694476][  T775]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   30.694666][  T775]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.694868][  T775]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.695062][  T775]  ? 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))
[   30.695249][  T775]  ? 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))
[   30.695461][  T775]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.695654][  T775]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.695850][  T775]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.696041][  T775]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   30.696233][  T775]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   30.696440][  T775]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   30.696633][  T775]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   30.696833][  T775]  ? copy_msghdr_from_user (net/socket.c:2635)
[   30.697022][  T775]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   30.697244][  T775]  ? move_addr_to_kernel (net/socket.c:258)
[   30.697454][  T775]  ___sys_sendmsg (net/socket.c:2752)
[   30.697643][  T775]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.697846][  T775]  ? copy_msghdr_from_user (net/socket.c:2603)
[   30.698045][  T775]  ? 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))
[   30.698236][  T775]  __sys_sendmsg (net/socket.c:2784)
[   30.698441][  T775]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   30.698635][  T775]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.698834][  T775]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.699026][  T775]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   30.699220][  T775]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   30.699432][  T775]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   30.699624][  T775]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.699898][  T775] RIP: 0033:0x7f84ce85908e
[   30.700093][  T775] 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
[   30.700651][  T775] RSP: 002b:00007fff77b36ed0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   30.700916][  T775] RAX: ffffffffffffffda RBX: 00007fff77b37690 RCX: 00007f84ce85908e
[   30.701173][  T775] RDX: 0000000000000000 RSI: 00007fff77b36f80 RDI: 0000000000000005
[   30.701450][  T775] RBP: 00007fff77b36ee0 R08: 0000000000000000 R09: 0000000000000000
[   30.701709][  T775] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d097
[   30.701974][  T775] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff77b37650
| [   30.704112][  T775] ------------[ cut here ]------------
| [   30.704257][  T775] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/775
| [   30.704508][  T775] Modules linked in: vxlan
| [   30.704931][  T775] Tainted: [W]=WARN
[   30.705036][  T775] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.705206][  T775] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.705391][  T775] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   30.705885][  T775] RSP: 0018:ffa00000016a71b0 EFLAGS: 00010286
[   30.706059][  T775] RAX: 00000000ffffffa6 RBX: ff11000012a60c80 RCX: 1ff40000002d4dfc
[   30.706261][  T775] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012a60d3c
[   30.706479][  T775] RBP: ff11000014f7c000 R08: 1fe220000254c1a9 R09: ff1100001a440b80
[   30.706688][  T775] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   30.706900][  T775] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab76b3a0
[   30.707104][  T775] FS:  00007f84ce61f840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   30.707354][  T775] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.707522][  T775] CR2: 00005566d8c256f8 CR3: 0000000015e0a005 CR4: 0000000000771ef0
[   30.707726][  T775] PKRU: 55555554
[   30.707835][  T775] Call Trace:
[   30.707937][  T775]  <TASK>
[   30.708007][  T775]  ? register_vlan_dev (net/8021q/vlan.c:188)
[   30.708145][  T775]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   30.708282][  T775]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   30.708425][  T775]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   30.708529][  T775]  __dev_notify_flags (net/core/dev.c:9787)
[   30.708664][  T775]  ? netdev_update_features (net/core/dev.c:11098)
[   30.708808][  T775]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[   30.708976][  T775]  ? netif_change_name (net/core/dev.c:1495)
[   30.709111][  T775]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   30.709247][  T775]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   30.709399][  T775]  ? register_vlan_dev (net/8021q/vlan.c:196)
[   30.709536][  T775]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   30.709673][  T775]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   30.709815][  T775]  ? nla_strscpy (lib/nlattr.c:795)
[   30.709951][  T775]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   30.710089][  T775]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   30.710225][  T775]  ? __dev_get_by_name (net/core/dev.c:883)
[   30.710370][  T775]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   30.710514][  T775]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   30.710655][  T775]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   30.710800][  T775]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.710937][  T775]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.711071][  T775]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.711208][  T775]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   30.711353][  T775]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.711492][  T775]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.711627][  T775]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.711770][  T775]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   30.711906][  T775]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.712040][  T775]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.712175][  T775]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.712321][  T775]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.712455][  T775]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.712590][  T775]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   30.712725][  T775]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.712869][  T775]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.713007][  T775]  ? 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))
[   30.713141][  T775]  ? 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))
[   30.713281][  T775]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.713424][  T775]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.713561][  T775]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.713699][  T775]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   30.713844][  T775]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   30.713981][  T775]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   30.714118][  T775]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   30.714253][  T775]  ? copy_msghdr_from_user (net/socket.c:2635)
[   30.714396][  T775]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   30.714565][  T775]  ? move_addr_to_kernel (net/socket.c:258)
[   30.714706][  T775]  ___sys_sendmsg (net/socket.c:2752)
[   30.714846][  T775]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.714984][  T775]  ? copy_msghdr_from_user (net/socket.c:2603)
[   30.715129][  T775]  ? 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))
[   30.715269][  T775]  __sys_sendmsg (net/socket.c:2784)
[   30.715413][  T775]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   30.715552][  T775]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.715688][  T775]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.715831][  T775]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   30.715967][  T775]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   30.716104][  T775]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   30.716240][  T775]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.716417][  T775] RIP: 0033:0x7f84ce85908e
[   30.716560][  T775] 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
[   30.717050][  T775] RSP: 002b:00007fff77b36ed0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   30.717254][  T775] RAX: ffffffffffffffda RBX: 00007fff77b37690 RCX: 00007f84ce85908e
[   30.717470][  T775] RDX: 0000000000000000 RSI: 00007fff77b36f80 RDI: 0000000000000005
[   30.717673][  T775] RBP: 00007fff77b36ee0 R08: 0000000000000000 R09: 0000000000000000
[   30.717887][  T775] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d097
[   30.718089][  T775] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff77b37650
| [   30.781958][  T777] ------------[ cut here ]------------
| [   30.782147][  T777] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/777
| [   30.782525][  T777] Modules linked in: vxlan
| [   30.783149][  T777] Tainted: [W]=WARN
[   30.783372][  T777] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.783643][  T777] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.783961][  T777] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   30.784600][  T777] RSP: 0018:ffa00000016c7020 EFLAGS: 00010286
[   30.784929][  T777] RAX: 00000000ffffffa6 RBX: ff1100000549c580 RCX: 1ff40000002d8dca
[   30.785263][  T777] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000549c63c
[   30.785597][  T777] RBP: ff11000014f7c000 R08: 1fe2200000a938c9 R09: ff1100001a445158
[   30.785903][  T777] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   30.786213][  T777] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   30.786483][  T777] FS:  00007f41e8f85840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   30.786774][  T777] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.786990][  T777] CR2: 00000000254d3988 CR3: 0000000019c3e003 CR4: 0000000000771ef0
[   30.787239][  T777] PKRU: 55555554
[   30.787404][  T777] Call Trace:
[   30.787553][  T777]  <TASK>
[   30.787673][  T777]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   30.787870][  T777]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   30.788021][  T777]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   30.788203][  T777]  __dev_notify_flags (net/core/dev.c:9787)
[   30.788407][  T777]  ? netif_change_name (net/core/dev.c:1495)
[   30.788592][  T777]  ? __dev_change_flags (net/core/dev.c:9752)
[   30.788783][  T777]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   30.788965][  T777]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.789168][  T777]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   30.789372][  T777]  netif_change_flags (net/core/dev.c:9820)
[   30.789558][  T777]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   30.789741][  T777]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   30.789935][  T777]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   30.790121][  T777]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   30.790360][  T777]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   30.790545][  T777]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.790730][  T777]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   30.790916][  T777]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.791100][  T777]  ? __kernel_text_address (kernel/extable.c:79)
[   30.791288][  T777]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.791489][  T777]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.791674][  T777]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   30.791871][  T777]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.792053][  T777]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   30.792237][  T777]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.792435][  T777]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.792622][  T777]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   30.792817][  T777]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   30.793002][  T777]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   30.793187][  T777]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   30.793396][  T777]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   30.793583][  T777]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   30.793779][  T777]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   30.793966][  T777]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.794149][  T777]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.794357][  T777]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.794540][  T777]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   30.794726][  T777]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.794918][  T777]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.795101][  T777]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.795287][  T777]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.795486][  T777]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.795671][  T777]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.795863][  T777]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   30.796052][  T777]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.796234][  T777]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.796434][  T777]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.796619][  T777]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.796809][  T777]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.796995][  T777]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   30.797178][  T777]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.797383][  T777]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.797573][  T777]  ? 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))
[   30.797755][  T777]  ? 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))
[   30.797948][  T777]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.798133][  T777]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.798336][  T777]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.798523][  T777]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   30.798708][  T777]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   30.798904][  T777]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   30.799088][  T777]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   30.799275][  T777]  ? copy_msghdr_from_user (net/socket.c:2635)
[   30.799470][  T777]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   30.799685][  T777]  ? move_addr_to_kernel (net/socket.c:258)
[   30.799879][  T777]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.800063][  T777]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.800251][  T777]  ___sys_sendmsg (net/socket.c:2752)
[   30.800452][  T777]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   30.800668][  T777]  ? copy_msghdr_from_user (net/socket.c:2603)
[   30.800871][  T777]  __sys_sendmsg (net/socket.c:2784)
[   30.801053][  T777]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   30.801236][  T777]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   30.801468][  T777]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   30.801654][  T777]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.801848][  T777]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   30.802031][  T777]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   30.802214][  T777]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   30.802419][  T777]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.802634][  T777] RIP: 0033:0x7f41e91bf08e
[   30.802830][  T777] 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
[   30.803369][  T777] RSP: 002b:00007fff8c827720 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   30.803618][  T777] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f41e91bf08e
[   30.803874][  T777] RDX: 0000000000000000 RSI: 00007fff8c8277d0 RDI: 0000000000000005
[   30.804125][  T777] RBP: 00007fff8c827730 R08: 0000000000000000 R09: 0000000000000000
[   30.804393][  T777] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d097
[   30.804638][  T777] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff8c827ea0
| [   31.259900][   T12] ------------[ cut here ]------------
| [   31.260120][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   31.260412][   T12] Modules linked in: vxlan
| [   31.260921][   T12] Tainted: [W]=WARN
[   31.261023][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.261191][   T12] Workqueue: netns cleanup_net
[   31.261394][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.261570][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.262056][   T12] RSP: 0018:ffa00000000c7750 EFLAGS: 00010286
[   31.262225][   T12] RAX: 00000000ffffffa6 RBX: ff11000011e4b700 RCX: 1ff4000000018eb0
[   31.262472][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e4b7bc
[   31.262676][   T12] RBP: ff11000008ad1000 R08: 1fe22000023c96f9 R09: ff11000001aed1d0
[   31.262881][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   31.263080][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   31.263342][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   31.263582][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.263752][   T12] CR2: 000055669eb10d5c CR3: 0000000012f44002 CR4: 0000000000771ef0
[   31.263959][   T12] PKRU: 55555554
[   31.264058][   T12] Call Trace:
[   31.264165][   T12]  <TASK>
[   31.264235][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.264386][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   31.264524][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   31.264665][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   31.264808][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   31.264979][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   31.265117][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   31.265260][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   31.265449][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   31.265583][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   31.265751][   T12] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   31.265923][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.266058][   T12]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   31.266231][   T12]  ? call_nexthop_notifiers (net/ipv4/nexthop.c:254 (discriminator 2))
[   31.266398][   T12] vxlan_exit_rtnl (drivers/net/vxlan/vxlan_core.c:4942 drivers/net/vxlan/vxlan_core.c:4953) vxlan
[   31.266541][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   31.266679][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   31.266820][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.266957][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   31.267092][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   31.267224][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   31.267372][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.267507][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.267645][   T12]  process_one_work (kernel/workqueue.c:3314)
[   31.267798][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.267938][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.268076][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.268215][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.268357][   T12]  kthread (kernel/kthread.c:436)
[   31.268459][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.268627][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.268769][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.268904][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.269069][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.269207][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.269363][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   31.271697][   T12] ------------[ cut here ]------------
| [   31.271847][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   31.272130][   T12] Modules linked in: vxlan
| [   31.272606][   T12] Tainted: [W]=WARN
[   31.272708][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.272890][   T12] Workqueue: netns cleanup_net
[   31.273330][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.273510][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.273996][   T12] RSP: 0018:ffa00000000c7750 EFLAGS: 00010286
[   31.274162][   T12] RAX: 00000000ffffffa6 RBX: ff11000013d45540 RCX: 1ff4000000018eb0
[   31.274374][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013d455fc
[   31.274577][   T12] RBP: ff11000008ad1000 R08: 1fe22000027a8ac1 R09: ff11000001aed1d0
[   31.274869][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   31.275067][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   31.275276][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   31.275612][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.275807][   T12] CR2: 000055669eb10d5c CR3: 000000000d14d006 CR4: 0000000000771ef0
[   31.276007][   T12] PKRU: 55555554
[   31.276104][   T12] Call Trace:
[   31.276212][   T12]  <TASK>
[   31.276281][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.276437][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   31.276570][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   31.276705][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   31.276853][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   31.277019][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   31.277153][   T12]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   31.277324][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   31.277456][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   31.277625][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   31.277766][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   31.277933][   T12] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   31.278068][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.278291][   T12]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   31.278465][   T12]  ? call_nexthop_notifiers (net/ipv4/nexthop.c:254 (discriminator 2))
[   31.278603][   T12] vxlan_exit_rtnl (drivers/net/vxlan/vxlan_core.c:4942 drivers/net/vxlan/vxlan_core.c:4953) vxlan
[   31.278738][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   31.278962][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   31.279091][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.279224][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   31.279364][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   31.279494][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   31.279629][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.279758][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.279897][   T12]  process_one_work (kernel/workqueue.c:3314)
[   31.280032][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.280162][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.280302][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.280444][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.280576][   T12]  kthread (kernel/kthread.c:436)
[   31.280675][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.280843][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.280974][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.281193][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.281363][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.281494][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.281629][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   31.283720][   T12] ------------[ cut here ]------------
| [   31.283854][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   31.284195][   T12] Modules linked in: vxlan
| [   31.285282][   T12] Tainted: [W]=WARN
[   31.285442][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.285610][   T12] Workqueue: netns cleanup_net
[   31.285749][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.285928][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.286504][   T12] RSP: 0018:ffa00000000c77b0 EFLAGS: 00010286
[   31.286671][   T12] RAX: 00000000ffffffa6 RBX: ff11000013d45700 RCX: 1ff4000000018ebc
[   31.286878][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013d457bc
[   31.287087][   T12] RBP: ff11000019c7a000 R08: 1fe22000027a8af9 R09: ff11000001aed1d0
[   31.287293][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[   31.287547][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   31.287747][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   31.287986][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.288153][   T12] CR2: 000055669eb10d5c CR3: 000000000d14d006 CR4: 0000000000771ef0
[   31.288413][   T12] PKRU: 55555554
[   31.288513][   T12] Call Trace:
[   31.288614][   T12]  <TASK>
[   31.288683][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   31.288828][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   31.288933][   T12]  __dev_notify_flags (net/core/dev.c:9787)
[   31.289065][   T12]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   31.289199][   T12]  ? netdev_notice (net/core/dev.c:13008)
[   31.289392][   T12]  ? netif_change_name (net/core/dev.c:1495)
[   31.289528][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.289661][   T12]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[   31.289800][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.289934][   T12]  __dev_set_promiscuity (net/core/dev.c:9630)
[   31.290070][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   31.290203][   T12]  netif_set_promiscuity (net/core/dev.c:9639)
[   31.290397][   T12]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   31.290531][   T12]  dev_set_promiscuity (net/core/dev_api.c:288)
[   31.290662][   T12]  del_nbp (net/bridge/br_if.c:254 net/bridge/br_if.c:340)
[   31.290771][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[   31.290904][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[   31.291041][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   31.291177][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   31.291311][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.291506][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   31.291640][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   31.291776][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   31.291915][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.292049][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.292185][   T12]  process_one_work (kernel/workqueue.c:3314)
[   31.292382][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.292514][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.292652][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.292793][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.292927][   T12]  kthread (kernel/kthread.c:436)
[   31.293026][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.293194][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.293385][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.293519][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.293697][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.293839][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.293971][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   31.305149][   T12] ------------[ cut here ]------------
| [   31.305306][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   31.305576][   T12] Modules linked in: vxlan
| [   31.306011][   T12] Tainted: [W]=WARN
[   31.306109][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.306275][   T12] Workqueue: netns cleanup_net
[   31.306417][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.306585][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.307062][   T12] RSP: 0018:ffa00000000c77d0 EFLAGS: 00010286
[   31.307226][   T12] RAX: 00000000ffffffa6 RBX: ff11000013d45e00 RCX: 1ff4000000018ec0
[   31.307427][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013d45ebc
[   31.307620][   T12] RBP: ff11000019c7a000 R08: 1fe22000027a8bd9 R09: ff11000001aed1d0
[   31.307834][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   31.308028][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   31.308222][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   31.308455][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.308617][   T12] CR2: 000055669eb0cae8 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   31.308818][   T12] PKRU: 55555554
[   31.308914][   T12] Call Trace:
[   31.309010][   T12]  <TASK>
[   31.309079][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.309212][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   31.309354][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   31.309485][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   31.309615][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   31.309784][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.309915][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.310044][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   31.310175][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   31.310344][   T12]  ? br_manage_promisc (net/bridge/br_if.c:174)
[   31.310478][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   31.310608][   T12]  del_nbp (net/bridge/br_if.c:363)
[   31.310709][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[   31.310846][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[   31.310976][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   31.311108][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   31.311237][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.311377][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   31.311508][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   31.311636][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   31.311774][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.311902][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.312032][   T12]  process_one_work (kernel/workqueue.c:3314)
[   31.312165][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.312298][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.312491][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.312624][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.312754][   T12]  kthread (kernel/kthread.c:436)
[   31.312857][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.313020][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.313159][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.313291][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.313517][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.313648][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.313783][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   31.315748][   T12] ------------[ cut here ]------------
| [   31.315885][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   31.316142][   T12] Modules linked in: vxlan
| [   31.316608][   T12] Tainted: [W]=WARN
[   31.316714][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.316885][   T12] Workqueue: netns cleanup_net
[   31.317023][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.317194][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.317677][   T12] RSP: 0018:ffa00000000c77b0 EFLAGS: 00010286
[   31.317850][   T12] RAX: 00000000ffffffa6 RBX: ff110000129c9e00 RCX: 1ff4000000018ebc
[   31.318047][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129c9ebc
[   31.318246][   T12] RBP: ff11000008404000 R08: 1fe22000025393d9 R09: ff11000001aed1d0
[   31.318451][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000100
[   31.318646][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   31.318852][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   31.319084][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.319249][   T12] CR2: 000055669eb0cae8 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   31.319458][   T12] PKRU: 55555554
[   31.319559][   T12] Call Trace:
[   31.319659][   T12]  <TASK>
[   31.319728][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   31.319869][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   31.319970][   T12]  __dev_notify_flags (net/core/dev.c:9787)
[   31.320101][   T12]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   31.320235][   T12]  ? netdev_notice (net/core/dev.c:13008)
[   31.320377][   T12]  ? netif_change_name (net/core/dev.c:1495)
[   31.320511][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.320644][   T12]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[   31.320785][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.320919][   T12]  __dev_set_promiscuity (net/core/dev.c:9630)
[   31.321051][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   31.321184][   T12]  netif_set_promiscuity (net/core/dev.c:9639)
[   31.321324][   T12]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   31.321456][   T12]  dev_set_promiscuity (net/core/dev_api.c:288)
[   31.321589][   T12]  del_nbp (net/bridge/br_if.c:254 net/bridge/br_if.c:340)
[   31.321690][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   31.321829][   T12]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   31.321994][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[   31.322127][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[   31.322261][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   31.322403][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   31.322535][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.322669][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   31.322809][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   31.322940][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   31.323074][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.323206][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.323350][   T12]  process_one_work (kernel/workqueue.c:3314)
[   31.323487][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.323620][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.323755][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.323903][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.324033][   T12]  kthread (kernel/kthread.c:436)
[   31.324133][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.324300][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.324440][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.324572][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.324737][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.324873][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.325006][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   31.327431][   T12] ------------[ cut here ]------------
| [   31.327562][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   31.327826][   T12] Modules linked in: vxlan
| [   31.328256][   T12] Tainted: [W]=WARN
[   31.328917][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.329079][   T12] Workqueue: netns cleanup_net
[   31.329213][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.329441][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.329904][   T12] RSP: 0018:ffa00000000c77d0 EFLAGS: 00010286
[   31.330066][   T12] RAX: 00000000ffffffa6 RBX: ff11000005664900 RCX: 1ff4000000018ec0
[   31.330259][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000056649bc
[   31.330523][   T12] RBP: ff11000008404000 R08: 1fe2200000acc939 R09: ff11000001aed1d0
[   31.330714][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   31.330912][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   31.331106][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   31.331389][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.331551][   T12] CR2: 000055669eb0cae8 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   31.331746][   T12] PKRU: 55555554
[   31.331849][   T12] Call Trace:
[   31.331945][   T12]  <TASK>
[   31.332013][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.332141][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   31.332275][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   31.332461][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   31.332592][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   31.332756][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   31.332894][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   31.333053][   T12]  ? br_manage_promisc (net/bridge/br_if.c:152 (discriminator 1))
[   31.333183][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   31.333368][   T12]  del_nbp (net/bridge/br_if.c:363)
[   31.333469][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[   31.333600][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[   31.333732][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   31.333873][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   31.334001][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.334133][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   31.334266][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   31.334451][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   31.334583][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.334710][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.334848][   T12]  process_one_work (kernel/workqueue.c:3314)
[   31.334987][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.335115][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.335249][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.335439][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.335567][   T12]  kthread (kernel/kthread.c:436)
[   31.335664][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.335830][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.335962][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.336092][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.336253][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.336438][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.336567][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   31.339043][   T12] ------------[ cut here ]------------
| [   31.339174][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   31.339451][   T12] Modules linked in: vxlan
| [   31.339899][   T12] Tainted: [W]=WARN
[   31.340009][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.340186][   T12] Workqueue: netns cleanup_net
[   31.340336][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.340511][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.340998][   T12] RSP: 0018:ffa00000000c77b0 EFLAGS: 00010286
[   31.341166][   T12] RAX: 00000000ffffffa6 RBX: ff110000137043c0 RCX: 1ff4000000018ebc
[   31.341380][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001370447c
[   31.341579][   T12] RBP: ff11000019ff2000 R08: 1fe22000026e0891 R09: ff11000001aed1d0
[   31.341781][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[   31.341980][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   31.342182][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   31.342427][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.342599][   T12] CR2: 00007fff72066a88 CR3: 0000000012f44002 CR4: 0000000000771ef0
[   31.342805][   T12] PKRU: 55555554
[   31.342905][   T12] Call Trace:
[   31.343005][   T12]  <TASK>
[   31.343075][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   31.343213][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   31.343322][   T12]  __dev_notify_flags (net/core/dev.c:9787)
[   31.343456][   T12]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   31.343590][   T12]  ? netdev_notice (net/core/dev.c:13008)
[   31.343723][   T12]  ? netif_change_name (net/core/dev.c:1495)
[   31.343862][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.343996][   T12]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[   31.344129][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.344266][   T12]  __dev_set_promiscuity (net/core/dev.c:9630)
[   31.344413][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   31.344546][   T12]  netif_set_promiscuity (net/core/dev.c:9639)
[   31.344678][   T12]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   31.344814][   T12]  dev_set_promiscuity (net/core/dev_api.c:288)
[   31.344951][   T12]  del_nbp (net/bridge/br_if.c:254 net/bridge/br_if.c:340)
[   31.345051][   T12]  ? kernfs_put.part.0 (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:1383 fs/kernfs/dir.c:622)
[   31.345189][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[   31.345331][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[   31.345466][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   31.345615][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   31.345745][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.345888][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   31.346021][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   31.346152][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   31.346291][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.346427][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.346560][   T12]  process_one_work (kernel/workqueue.c:3314)
[   31.346696][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.346834][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.346970][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.347109][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.347242][   T12]  kthread (kernel/kthread.c:436)
[   31.347358][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.347524][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.347659][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.347796][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.347961][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.348095][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.348230][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   31.350380][   T12] ------------[ cut here ]------------
| [   31.350520][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   31.350788][   T12] Modules linked in: vxlan
| [   31.351211][   T12] Tainted: [W]=WARN
[   31.351311][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.351483][   T12] Workqueue: netns cleanup_net
[   31.351617][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.351792][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.352253][   T12] RSP: 0018:ffa00000000c77d0 EFLAGS: 00010286
[   31.352426][   T12] RAX: 00000000ffffffa6 RBX: ff11000013596580 RCX: 1ff4000000018ec0
[   31.352618][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001359663c
[   31.352821][   T12] RBP: ff11000019ff2000 R08: 1fe22000026b2cc9 R09: ff11000001aed1d0
[   31.353012][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   31.353208][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   31.353413][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   31.353639][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.353809][   T12] CR2: 00007fff72066a88 CR3: 0000000012f44002 CR4: 0000000000771ef0
[   31.354002][   T12] PKRU: 55555554
[   31.354100][   T12] Call Trace:
[   31.354198][   T12]  <TASK>
[   31.354266][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.354403][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   31.354535][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   31.354668][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   31.354803][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   31.354967][   T12]  ? fdb_delete_local (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 net/bridge/br_fdb.c:365)
[   31.355098][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.355230][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   31.355371][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   31.355532][   T12]  ? br_manage_promisc (net/bridge/br_if.c:174)
[   31.355665][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   31.355803][   T12]  del_nbp (net/bridge/br_if.c:363)
[   31.355903][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[   31.356035][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[   31.356168][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   31.356304][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   31.356440][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.356572][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   31.356701][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   31.356837][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   31.356969][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.357098][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.357241][   T12]  process_one_work (kernel/workqueue.c:3314)
[   31.357389][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.357523][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.357657][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.357796][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.357925][   T12]  kthread (kernel/kthread.c:436)
[   31.358022][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.358186][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.358329][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.358461][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.358624][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.358754][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.358889][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   31.360865][   T12] ------------[ cut here ]------------
| [   31.360994][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   31.361252][   T12] Modules linked in: vxlan
| [   31.362714][   T12] Tainted: [W]=WARN
[   31.362821][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.362987][   T12] Workqueue: netns cleanup_net
[   31.363125][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.363301][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.363832][   T12] RSP: 0018:ffa00000000c77b0 EFLAGS: 00010286
[   31.363999][   T12] RAX: 00000000ffffffa6 RBX: ff110000135978c0 RCX: 1ff4000000018ebc
[   31.364197][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001359797c
[   31.364454][   T12] RBP: ff11000019d9c000 R08: 1fe22000026b2f31 R09: ff11000001aed1d0
[   31.364651][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[   31.364870][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   31.365072][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   31.365308][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.365543][   T12] CR2: 00007fff72066a88 CR3: 0000000012f44002 CR4: 0000000000771ef0
[   31.365743][   T12] PKRU: 55555554
[   31.365847][   T12] Call Trace:
[   31.365948][   T12]  <TASK>
[   31.366018][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   31.366153][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   31.366255][   T12]  __dev_notify_flags (net/core/dev.c:9787)
[   31.366445][   T12]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   31.366577][   T12]  ? netdev_notice (net/core/dev.c:13008)
[   31.366710][   T12]  ? netif_change_name (net/core/dev.c:1495)
[   31.366849][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.366983][   T12]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[   31.367117][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.367250][   T12]  __dev_set_promiscuity (net/core/dev.c:9630)
[   31.367443][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   31.367575][   T12]  netif_set_promiscuity (net/core/dev.c:9639)
[   31.367707][   T12]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   31.367843][   T12]  dev_set_promiscuity (net/core/dev_api.c:288)
[   31.367980][   T12]  del_nbp (net/bridge/br_if.c:254 net/bridge/br_if.c:340)
[   31.368080][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   31.368213][   T12]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   31.368439][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[   31.368573][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[   31.368706][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   31.368846][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   31.368978][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.369115][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   31.369249][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   31.369440][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   31.369575][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.369707][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.369845][   T12]  process_one_work (kernel/workqueue.c:3314)
[   31.369981][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.370116][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.370252][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.370448][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.370582][   T12]  kthread (kernel/kthread.c:436)
[   31.370683][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.370854][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.370987][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.371120][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.371291][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.371477][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.371610][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   31.374413][   T12] ------------[ cut here ]------------
| [   31.374546][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   31.374806][   T12] Modules linked in: vxlan
| [   31.375235][   T12] Tainted: [W]=WARN
[   31.375346][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.375510][   T12] Workqueue: netns cleanup_net
[   31.375644][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.375817][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.376299][   T12] RSP: 0018:ffa00000000c77d0 EFLAGS: 00010286
[   31.376471][   T12] RAX: 00000000ffffffa6 RBX: ff1100001311da80 RCX: 1ff4000000018ec0
[   31.376665][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001311db3c
[   31.376863][   T12] RBP: ff11000019d9c000 R08: 1fe2200002623b69 R09: ff11000001aed1d0
[   31.377058][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   31.377250][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   31.377455][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   31.377686][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.377857][   T12] CR2: 000055669eb10d5c CR3: 000000000d14d006 CR4: 0000000000771ef0
[   31.378056][   T12] PKRU: 55555554
[   31.378155][   T12] Call Trace:
[   31.378254][   T12]  <TASK>
[   31.378336][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.378466][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   31.378597][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   31.378731][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   31.378871][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   31.379039][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   31.379169][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   31.379343][   T12]  ? br_manage_promisc (net/bridge/br_if.c:152 (discriminator 1))
[   31.379475][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   31.379608][   T12]  del_nbp (net/bridge/br_if.c:363)
[   31.379708][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[   31.379846][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[   31.379977][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   31.380110][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   31.380241][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.380383][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   31.380515][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   31.380644][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   31.380788][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.380918][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.381050][   T12]  process_one_work (kernel/workqueue.c:3314)
[   31.381184][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.381320][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.381455][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.381589][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.381719][   T12]  kthread (kernel/kthread.c:436)
[   31.381828][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.381995][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.382126][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.382258][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.382429][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.382559][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.382697][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   31.385064][   T12] ------------[ cut here ]------------
| [   31.385189][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   31.385662][   T12] Modules linked in: vxlan
| [   31.386082][   T12] Tainted: [W]=WARN
[   31.386176][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.386344][   T12] Workqueue: netns cleanup_net
[   31.386473][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.386635][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.387089][   T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286
[   31.387245][   T12] RAX: 00000000ffffffa6 RBX: ff1100001311d8c0 RCX: 1ff4000000018ec7
[   31.387441][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001311d97c
[   31.387625][   T12] RBP: ff11000019ff2000 R08: 1fe2200002623b31 R09: ff11000001aed1d0
[   31.387816][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   31.388006][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000019c7a000
[   31.388193][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   31.388418][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.388574][   T12] CR2: 000055669eb10d5c CR3: 000000000d14d006 CR4: 0000000000771ef0
[   31.388769][   T12] PKRU: 55555554
[   31.388863][   T12] Call Trace:
[   31.388955][   T12]  <TASK>
[   31.389020][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   31.389147][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   31.389248][   T12]  netif_close_many (net/core/dev.c:1804)
[   31.389384][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   31.389508][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   31.389663][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   31.389825][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   31.389952][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.390115][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   31.390240][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   31.390374][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   31.390504][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   31.390627][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   31.390755][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   31.390886][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   31.391010][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.391142][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   31.391271][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   31.391403][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   31.391530][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.391655][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.391828][   T12]  process_one_work (kernel/workqueue.c:3314)
[   31.391960][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.392091][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.392220][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.392358][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.392485][   T12]  kthread (kernel/kthread.c:436)
[   31.392580][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.392734][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.392865][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.392991][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.393146][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.393273][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.393405][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   31.395898][   T12] ------------[ cut here ]------------
| [   31.396032][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   31.396277][   T12] Modules linked in: vxlan
| [   31.397183][   T12] Tainted: [W]=WARN
[   31.397280][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.397489][   T12] Workqueue: netns cleanup_net
[   31.397618][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.397790][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.398233][   T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286
[   31.398447][   T12] RAX: 00000000ffffffa6 RBX: ff1100001472ba80 RCX: 1ff4000000018ec7
[   31.398632][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001472bb3c
[   31.398824][   T12] RBP: ff11000019c7a000 R08: 1fe22000028e5769 R09: ff11000001aed1d0
[   31.399058][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   31.399242][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000019452000
[   31.399481][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   31.399699][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.399863][   T12] CR2: 000055669eb10d5c CR3: 000000000d14d006 CR4: 0000000000771ef0
[   31.400066][   T12] PKRU: 55555554
[   31.400158][   T12] Call Trace:
[   31.400252][   T12]  <TASK>
[   31.400370][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   31.400494][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   31.400618][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   31.400713][   T12]  netif_close_many (net/core/dev.c:1804)
[   31.400848][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   31.400974][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   31.401130][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   31.401290][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   31.401465][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.401619][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   31.401745][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   31.401877][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   31.402002][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   31.402127][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   31.402254][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   31.402436][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   31.402560][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.402687][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   31.402819][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   31.402944][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   31.403069][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.403194][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.403374][   T12]  process_one_work (kernel/workqueue.c:3314)
[   31.403502][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.403624][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.403754][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.403891][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.404015][   T12]  kthread (kernel/kthread.c:436)
[   31.404113][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.404270][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.404446][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.404583][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.404743][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.404877][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.405028][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   31.408067][   T12] ------------[ cut here ]------------
| [   31.408210][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   31.408474][   T12] Modules linked in: vxlan
| [   31.408887][   T12] Tainted: [W]=WARN
[   31.408978][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.409141][   T12] Workqueue: netns cleanup_net
[   31.409276][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.409445][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.409889][   T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286
[   31.410051][   T12] RAX: 00000000ffffffa6 RBX: ff1100001472a3c0 RCX: 1ff4000000018ec7
[   31.410237][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001472a47c
[   31.410438][   T12] RBP: ff11000019452000 R08: 1fe22000028e5491 R09: ff11000001aed1d0
[   31.410619][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   31.410811][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001669a000
[   31.410996][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   31.411210][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.411376][   T12] CR2: 000055669eb0cae8 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   31.411579][   T12] PKRU: 55555554
[   31.411669][   T12] Call Trace:
[   31.411760][   T12]  <TASK>
[   31.411830][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   31.411953][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   31.412074][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   31.412168][   T12]  netif_close_many (net/core/dev.c:1804)
[   31.412295][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   31.412426][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   31.412581][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   31.412733][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   31.412865][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.413018][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   31.413140][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   31.413264][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   31.413396][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   31.413520][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   31.413647][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   31.413779][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   31.413907][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.414033][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   31.414156][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   31.414279][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   31.414411][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.414533][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.414657][   T12]  process_one_work (kernel/workqueue.c:3314)
[   31.414790][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.414914][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.415041][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.415170][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.415295][   T12]  kthread (kernel/kthread.c:436)
[   31.415395][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.415545][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.415668][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.415796][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.415949][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.416078][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.416218][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   31.418620][   T12] ------------[ cut here ]------------
| [   31.418756][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   31.419012][   T12] Modules linked in: vxlan
| [   31.419431][   T12] Tainted: [W]=WARN
[   31.419525][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.419679][   T12] Workqueue: netns cleanup_net
[   31.419818][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.419978][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.420422][   T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286
[   31.420577][   T12] RAX: 00000000ffffffa6 RBX: ff11000010b91540 RCX: 1ff4000000018ec7
[   31.420768][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010b915fc
[   31.420973][   T12] RBP: ff1100001669a000 R08: 1fe22000021722c1 R09: ff11000001aed1d0
[   31.421158][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   31.421352][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0
[   31.421536][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   31.421750][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.421912][   T12] CR2: 000055669eb0cae8 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   31.422097][   T12] PKRU: 55555554
[   31.422187][   T12] Call Trace:
[   31.422280][   T12]  <TASK>
[   31.422355][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   31.422480][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   31.422604][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   31.422699][   T12]  netif_close_many (net/core/dev.c:1804)
[   31.422833][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   31.422957][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   31.423132][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   31.423289][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   31.423420][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.423573][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   31.423697][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   31.423829][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   31.423953][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   31.424078][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   31.424205][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   31.424342][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   31.424465][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.424593][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   31.424718][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   31.424848][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   31.424995][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.425138][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.425266][   T12]  process_one_work (kernel/workqueue.c:3314)
[   31.425402][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.425527][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.425656][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.425795][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.425920][   T12]  kthread (kernel/kthread.c:436)
[   31.426012][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.426168][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.426309][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.426441][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.426595][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.426721][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.426852][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   31.429515][   T12] ------------[ cut here ]------------
| [   31.429646][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   31.429881][   T12] Modules linked in: vxlan
| [   31.430278][   T12] Tainted: [W]=WARN
[   31.430377][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.430526][   T12] Workqueue: netns cleanup_net
[   31.430669][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.430832][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.431254][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   31.431414][   T12] RAX: 00000000ffffffa6 RBX: ff11000006066740 RCX: 1ff4000000018eed
[   31.431590][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000060667fc
[   31.431771][   T12] RBP: ff11000015a74000 R08: 1fe2200000c0cd01 R09: ff11000001aed1d0
[   31.431954][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   31.432135][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   31.432324][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   31.432531][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.432686][   T12] CR2: 00007fff72066a88 CR3: 0000000012f44002 CR4: 0000000000771ef0
[   31.432870][   T12] PKRU: 55555554
[   31.432959][   T12] Call Trace:
[   31.433047][   T12]  <TASK>
[   31.433109][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   31.433261][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.433417][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   31.433545][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   31.433668][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   31.433791][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   31.433913][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   31.434034][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   31.434150][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.434278][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   31.434404][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   31.434525][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   31.434644][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.434767][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.434887][   T12]  process_one_work (kernel/workqueue.c:3314)
[   31.435010][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.435127][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.435251][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.435386][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.435503][   T12]  kthread (kernel/kthread.c:436)
[   31.435592][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.435741][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.435865][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.435983][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.436131][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.436250][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.436378][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   31.438748][   T12] ------------[ cut here ]------------
| [   31.438873][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   31.439106][   T12] Modules linked in: vxlan
| [   31.439509][   T12] Tainted: [W]=WARN
[   31.439600][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.439751][   T12] Workqueue: netns cleanup_net
[   31.439878][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.440031][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.440462][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   31.440611][   T12] RAX: 00000000ffffffa6 RBX: ff11000006066e40 RCX: 1ff4000000018eed
[   31.440792][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000006066efc
[   31.440968][   T12] RBP: ff11000015bf1000 R08: 1fe2200000c0cde1 R09: ff11000001aed1d0
[   31.441143][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   31.441334][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   31.441517][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   31.441727][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.441882][   T12] CR2: 00007fff72066a88 CR3: 0000000012f44002 CR4: 0000000000771ef0
[   31.442064][   T12] PKRU: 55555554
[   31.442152][   T12] Call Trace:
[   31.442240][   T12]  <TASK>
[   31.442305][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   31.442461][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.442608][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   31.442727][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   31.442852][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   31.442971][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   31.443091][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   31.443210][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   31.443337][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.443459][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   31.443579][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   31.443695][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   31.443824][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.443942][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.444060][   T12]  process_one_work (kernel/workqueue.c:3314)
[   31.444182][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.444305][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.444435][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.444559][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.444676][   T12]  kthread (kernel/kthread.c:436)
[   31.444772][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.444918][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.445035][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.445154][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.445304][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.445428][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.445547][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   31.447812][   T12] ------------[ cut here ]------------
| [   31.447930][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   31.448161][   T12] Modules linked in: vxlan
| [   31.449068][   T12] Tainted: [W]=WARN
[   31.449157][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.449307][   T12] Workqueue: netns cleanup_net
[   31.449480][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.449635][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.450061][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   31.450209][   T12] RAX: 00000000ffffffa6 RBX: ff11000006067540 RCX: 1ff4000000018eed
[   31.450438][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000060675fc
[   31.450613][   T12] RBP: ff11000015944000 R08: 1fe2200000c0cec1 R09: ff11000001aed1d0
[   31.450795][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   31.450970][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   31.451146][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   31.451401][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.451548][   T12] CR2: 00007fff72066a88 CR3: 0000000012f44002 CR4: 0000000000771ef0
[   31.451724][   T12] PKRU: 55555554
[   31.451818][   T12] Call Trace:
[   31.451904][   T12]  <TASK>
[   31.451965][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   31.452116][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.452262][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   31.452432][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   31.452553][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   31.452671][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   31.452795][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   31.452912][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   31.453030][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.453151][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   31.453273][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   31.453437][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   31.453556][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.453673][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.453798][   T12]  process_one_work (kernel/workqueue.c:3314)
[   31.453920][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.454040][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.454164][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.454288][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.454453][   T12]  kthread (kernel/kthread.c:436)
[   31.454543][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.454693][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.454822][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.454943][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.455092][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.455210][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.455379][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   31.465649][   T12] ------------[ cut here ]------------
| [   31.465773][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   31.466011][   T12] Modules linked in: vxlan
| [   31.466407][   T12] Tainted: [W]=WARN
[   31.466501][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.466651][   T12] Workqueue: netns cleanup_net
[   31.466786][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.466939][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.467375][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   31.467527][   T12] RAX: 00000000ffffffa6 RBX: ff11000010b90e40 RCX: 1ff4000000018eed
[   31.467703][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010b90efc
[   31.467886][   T12] RBP: ff110000174ac000 R08: 1fe22000021721e1 R09: ff11000001aed1d0
[   31.468063][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   31.468239][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   31.468426][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   31.468633][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.468787][   T12] CR2: 00007fff72066a88 CR3: 0000000012f44002 CR4: 0000000000771ef0
[   31.468971][   T12] PKRU: 55555554
[   31.469060][   T12] Call Trace:
[   31.469149][   T12]  <TASK>
[   31.469210][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   31.469369][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.469517][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   31.469636][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   31.469754][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   31.469879][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   31.469998][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   31.470116][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   31.470234][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.470365][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   31.470483][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   31.470599][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   31.470721][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.470846][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.470966][   T12]  process_one_work (kernel/workqueue.c:3314)
[   31.471086][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.471204][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.471333][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.471457][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.471574][   T12]  kthread (kernel/kthread.c:436)
[   31.471666][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.471820][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.471942][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.472062][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.472210][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.472338][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.472455][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   31.474487][   T12] ------------[ cut here ]------------
| [   31.474604][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   31.474843][   T12] Modules linked in: vxlan
| [   31.475274][   T12] Tainted: [W]=WARN
[   31.475369][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.475514][   T12] Workqueue: netns cleanup_net
[   31.475634][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.475795][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.476215][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   31.476371][   T12] RAX: 00000000ffffffa6 RBX: ff11000005665700 RCX: 1ff4000000018eed
[   31.476549][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000056657bc
[   31.476724][   T12] RBP: ff11000015adc000 R08: 1fe2200000accaf9 R09: ff11000001aed1d0
[   31.476903][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   31.477078][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   31.477254][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   31.477478][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.477626][   T12] CR2: 00007fff72066a88 CR3: 0000000012f44002 CR4: 0000000000771ef0
[   31.477805][   T12] PKRU: 55555554
[   31.477893][   T12] Call Trace:
[   31.477980][   T12]  <TASK>
[   31.478042][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   31.478192][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.478347][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   31.478469][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   31.478589][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   31.478704][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   31.478835][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   31.478953][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   31.479070][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.479194][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   31.479322][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   31.479441][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   31.479559][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.479677][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.479803][   T12]  process_one_work (kernel/workqueue.c:3314)
[   31.479924][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.480043][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.480165][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.480293][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.480413][   T12]  kthread (kernel/kthread.c:436)
[   31.480502][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.480649][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.480777][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.480895][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.481044][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.481164][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.481283][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   31.483466][   T12] ------------[ cut here ]------------
| [   31.483585][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   31.483817][   T12] Modules linked in: vxlan
| [   31.484199][   T12] Tainted: [W]=WARN
[   31.484293][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.485207][   T12] Workqueue: netns cleanup_net
[   31.485387][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.485539][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.485974][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   31.486121][   T12] RAX: 00000000ffffffa6 RBX: ff11000014c98200 RCX: 1ff4000000018eed
[   31.486304][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014c982bc
[   31.486527][   T12] RBP: ff11000019ff2000 R08: 1fe2200002993059 R09: ff11000001aed1d0
[   31.486702][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   31.486886][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   31.487063][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   31.487268][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.487466][   T12] CR2: 00007fff72066a88 CR3: 0000000012f44002 CR4: 0000000000771ef0
[   31.487648][   T12] PKRU: 55555554
[   31.487736][   T12] Call Trace:
[   31.487831][   T12]  <TASK>
[   31.487892][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   31.488042][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.488189][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   31.488310][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   31.488477][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   31.488597][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   31.488716][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   31.488846][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   31.488963][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.489083][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   31.489201][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   31.489369][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   31.489487][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.489606][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.489724][   T12]  process_one_work (kernel/workqueue.c:3314)
[   31.489850][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.489967][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.490088][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.490211][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.490379][   T12]  kthread (kernel/kthread.c:436)
[   31.490471][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.490617][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.490735][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.490865][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.491011][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.491128][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.491246][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   31.495769][   T12] ------------[ cut here ]------------
| [   31.495903][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   31.496148][   T12] Modules linked in: vxlan
| [   31.496556][   T12] Tainted: [W]=WARN
[   31.496645][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.496810][   T12] Workqueue: netns cleanup_net
[   31.496934][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.497089][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.497521][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   31.497666][   T12] RAX: 00000000ffffffa6 RBX: ff1100001a694740 RCX: 1ff4000000018eed
[   31.497848][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001a6947fc
[   31.498024][   T12] RBP: ff11000019c7a000 R08: 1fe22000034d2901 R09: ff11000001aed1d0
[   31.498201][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   31.498390][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   31.498564][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   31.498790][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.498935][   T12] CR2: 000055669eb0cae8 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   31.499108][   T12] PKRU: 55555554
[   31.499198][   T12] Call Trace:
[   31.499288][   T12]  <TASK>
[   31.499358][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   31.499510][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.499654][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   31.499777][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   31.499894][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   31.500009][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   31.500128][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   31.500246][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   31.500370][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.500493][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   31.500612][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   31.500730][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   31.500858][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.500974][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.501092][   T12]  process_one_work (kernel/workqueue.c:3314)
[   31.501213][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.501341][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.501463][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.501584][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.501701][   T12]  kthread (kernel/kthread.c:436)
[   31.501795][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.501940][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.502056][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.502184][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.502341][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.502456][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.502579][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   31.505057][   T12] ------------[ cut here ]------------
| [   31.505177][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   31.505420][   T12] Modules linked in: vxlan
| [   31.505809][   T12] Tainted: [W]=WARN
[   31.505897][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.506050][   T12] Workqueue: netns cleanup_net
[   31.506175][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.506337][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.506753][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   31.506906][   T12] RAX: 00000000ffffffa6 RBX: ff1100001a6951c0 RCX: 1ff4000000018eed
[   31.507079][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001a69527c
[   31.507251][   T12] RBP: ff11000019452000 R08: 1fe22000034d2a51 R09: ff11000001aed1d0
[   31.507434][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   31.507605][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   31.507784][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   31.507986][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.508134][   T12] CR2: 000055669eb0cae8 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   31.508312][   T12] PKRU: 55555554
[   31.508406][   T12] Call Trace:
[   31.508494][   T12]  <TASK>
[   31.508556][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   31.508703][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.508853][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   31.508969][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   31.509089][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   31.509206][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   31.509330][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   31.509448][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   31.509563][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.509682][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   31.509804][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   31.509919][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   31.510044][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.510160][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.510285][   T12]  process_one_work (kernel/workqueue.c:3314)
[   31.510411][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.510528][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.510649][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.510775][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.510894][   T12]  kthread (kernel/kthread.c:436)
[   31.510982][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.511126][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.511243][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.511369][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.511514][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.511632][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.511751][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   31.516476][   T12] ------------[ cut here ]------------
| [   31.516597][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   31.516830][   T12] Modules linked in: vxlan
| [   31.517210][   T12] Tainted: [W]=WARN
[   31.517301][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.517454][   T12] Workqueue: netns cleanup_net
[   31.517574][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.517726][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.518147][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   31.518301][   T12] RAX: 00000000ffffffa6 RBX: ff1100001a6958c0 RCX: 1ff4000000018eed
[   31.518574][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001a69597c
[   31.518746][   T12] RBP: ff1100001669a000 R08: 1fe22000034d2b31 R09: ff11000001aed1d0
[   31.518925][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   31.519097][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   31.519276][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   31.519574][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.519721][   T12] CR2: 000055669eb0cae8 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   31.519902][   T12] PKRU: 55555554
[   31.519990][   T12] Call Trace:
[   31.520077][   T12]  <TASK>
[   31.520139][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   31.520294][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.520529][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   31.520647][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   31.520768][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   31.520885][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   31.521003][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   31.521122][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   31.521239][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.521454][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   31.521572][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   31.521688][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   31.521812][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.521933][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.522052][   T12]  process_one_work (kernel/workqueue.c:3314)
[   31.522172][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.522299][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.522511][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.522637][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.522757][   T12]  kthread (kernel/kthread.c:436)
[   31.522851][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.522995][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.523113][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.523232][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.523469][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.523591][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.523707][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   31.540925][   T12] ------------[ cut here ]------------
| [   31.541076][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   31.541343][   T12] Modules linked in: vxlan
| [   31.541769][   T12] Tainted: [W]=WARN
[   31.541865][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.542020][   T12] Workqueue: netns cleanup_net
[   31.542150][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.542325][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.542776][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   31.542935][   T12] RAX: 00000000ffffffa6 RBX: ff1100001a695c40 RCX: 1ff4000000018eaf
[   31.543124][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001a695cfc
[   31.543312][   T12] RBP: ff11000019d9c000 R08: 1fe22000034d2ba1 R09: ff11000001aed1d0
[   31.543510][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   31.543696][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000019da9000
[   31.543890][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   31.544110][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.544271][   T12] CR2: 000055669eb0cae8 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   31.544470][   T12] PKRU: 55555554
[   31.544566][   T12] Call Trace:
[   31.544660][   T12]  <TASK>
[   31.544727][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   31.544862][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   31.544958][   T12]  netif_close_many (net/core/dev.c:1804)
[   31.545083][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.545208][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.545399][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.545630][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   31.545781][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   31.545938][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   31.546098][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   31.546221][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.546443][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   31.546567][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   31.546689][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   31.546848][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   31.546974][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   31.547099][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   31.547224][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   31.547405][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   31.547533][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   31.547659][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   31.547787][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.547912][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   31.548038][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   31.548160][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   31.548285][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.548461][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.548587][   T12]  process_one_work (kernel/workqueue.c:3314)
[   31.548715][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.548844][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.548971][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.549101][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.549223][   T12]  kthread (kernel/kthread.c:436)
[   31.549375][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.549528][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.549651][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.549780][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.549936][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.550062][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.550191][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   31.553300][   T12] ------------[ cut here ]------------
| [   31.553504][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   31.553777][   T12] Modules linked in: vxlan
| [   31.554189][   T12] Tainted: [W]=WARN
[   31.554288][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.554460][   T12] Workqueue: netns cleanup_net
[   31.554590][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.554751][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.555198][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   31.555426][   T12] RAX: 00000000ffffffa6 RBX: ff11000005a15000 RCX: 1ff4000000018eaf
[   31.555610][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005a150bc
[   31.555804][   T12] RBP: ff11000019da9000 R08: 1fe2200000b42a19 R09: 0000000000000000
[   31.555989][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   31.556199][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008404000
[   31.556446][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   31.556716][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.556880][   T12] CR2: 000055669eb0cae8 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   31.557069][   T12] PKRU: 55555554
[   31.557160][   T12] Call Trace:
[   31.557256][   T12]  <TASK>
[   31.557376][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   31.557508][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   31.557633][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   31.557727][   T12]  netif_close_many (net/core/dev.c:1804)
[   31.557866][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.557991][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.558120][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.558243][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   31.558423][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   31.558577][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   31.558733][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   31.558865][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.559018][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   31.559143][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   31.559271][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   31.559478][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   31.559605][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   31.559734][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   31.559865][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   31.559989][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   31.560119][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   31.560244][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   31.560422][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.560548][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   31.560671][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   31.560808][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   31.560937][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.561062][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.561191][   T12]  process_one_work (kernel/workqueue.c:3314)
[   31.561377][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.561507][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.561635][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.561768][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.561893][   T12]  kthread (kernel/kthread.c:436)
[   31.561986][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.562142][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.562271][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.562448][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.562604][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.562728][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.562859][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   31.565551][   T12] ------------[ cut here ]------------
| [   31.565780][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   31.566051][   T12] Modules linked in: vxlan
| [   31.566568][   T12] Tainted: [W]=WARN
[   31.566667][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.566836][   T12] Workqueue: netns cleanup_net
[   31.566968][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.567141][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.567672][   T12] RSP: 0018:ffa00000000c7510 EFLAGS: 00010286
[   31.567838][   T12] RAX: 00000000ffffffa6 RBX: ff110000132d8740 RCX: 1ff4000000018e68
[   31.568030][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000132d87fc
[   31.568225][   T12] RBP: ff110000105d9000 R08: 1fe220000265b101 R09: ff11000001aed1d0
[   31.568476][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   31.568668][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001a439000
[   31.568866][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   31.569095][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.569256][   T12] CR2: 000055669eb0cae8 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   31.569507][   T12] PKRU: 55555554
[   31.569603][   T12] Call Trace:
[   31.569704][   T12]  <TASK>
[   31.569777][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   31.569911][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   31.570011][   T12]  netif_close_many (net/core/dev.c:1804)
[   31.570142][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   31.570279][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.570466][   T12]  vlan_device_event (net/8021q/vlan.c:475)
[   31.570596][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[   31.570734][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   31.570869][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   31.570999][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[   31.571134][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   31.571267][   T12]  netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805)
[   31.571453][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.571583][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.571711][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.571847][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   31.571976][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   31.572141][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   31.572380][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   31.572511][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.572670][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   31.572805][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   31.572935][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   31.573096][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   31.573231][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   31.573422][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   31.573552][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   31.573683][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   31.573819][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   31.573953][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   31.574082][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.574223][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   31.574423][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   31.574554][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   31.574685][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.574820][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.574951][   T12]  process_one_work (kernel/workqueue.c:3314)
[   31.575084][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.575214][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.575410][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.575546][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.575677][   T12]  kthread (kernel/kthread.c:436)
[   31.575782][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.575948][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.576083][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.576213][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.576439][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.576572][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.576703][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   31.587948][   T12] ------------[ cut here ]------------
| [   31.588093][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   31.588366][   T12] Modules linked in: vxlan
| [   31.588813][   T12] Tainted: [W]=WARN
[   31.588915][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.589081][   T12] Workqueue: netns cleanup_net
[   31.589218][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.589400][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.589882][   T12] RSP: 0018:ffa00000000c7510 EFLAGS: 00010286
[   31.590051][   T12] RAX: 00000000ffffffa6 RBX: ff11000004cceac0 RCX: 1ff4000000018e68
[   31.590247][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004cceb7c
[   31.590453][   T12] RBP: ff1100001a439000 R08: 1fe2200000999d71 R09: ff11000001aed1d0
[   31.590652][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   31.590856][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c75b0
[   31.591058][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   31.591294][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.591470][   T12] CR2: 00007f44e0a0c600 CR3: 000000000d14d001 CR4: 0000000000771ef0
[   31.591671][   T12] PKRU: 55555554
[   31.591775][   T12] Call Trace:
[   31.591879][   T12]  <TASK>
[   31.591949][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   31.592083][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   31.592216][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   31.592327][   T12]  netif_close_many (net/core/dev.c:1804)
[   31.592463][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   31.592603][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.592739][   T12]  vlan_device_event (net/8021q/vlan.c:475)
[   31.592881][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[   31.593014][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   31.593149][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   31.593282][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[   31.593931][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   31.594067][   T12]  netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805)
[   31.594199][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.594393][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.594580][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.594712][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   31.594855][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   31.595020][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   31.595185][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   31.595375][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.595540][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   31.595674][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   31.595811][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   31.595986][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   31.596120][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   31.596257][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   31.596453][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   31.596588][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   31.596720][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   31.596861][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   31.597002][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.597138][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   31.597277][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   31.597465][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   31.597598][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.597731][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.597874][   T12]  process_one_work (kernel/workqueue.c:3314)
[   31.598010][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.598141][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.598281][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.598474][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.598607][   T12]  kthread (kernel/kthread.c:436)
[   31.598705][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.598872][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.599004][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.599137][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.599309][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.599496][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.599629][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   31.603686][   T12] ------------[ cut here ]------------
| [   31.603844][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   31.604107][   T12] Modules linked in: vxlan
| [   31.604544][   T12] Tainted: [W]=WARN
[   31.604641][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.604805][   T12] Workqueue: netns cleanup_net
[   31.604935][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.605100][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.605570][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   31.605729][   T12] RAX: 00000000ffffffa6 RBX: ff11000002787e00 RCX: 1ff4000000018eaf
[   31.605922][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000002787ebc
[   31.606110][   T12] RBP: ff11000008404000 R08: 1fe22000004f0fd9 R09: ff11000001aed1d0
[   31.606310][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   31.606508][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000019471000
[   31.606704][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   31.606927][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.607086][   T12] CR2: 000055669eb0cae8 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   31.607280][   T12] PKRU: 55555554
[   31.607381][   T12] Call Trace:
[   31.607476][   T12]  <TASK>
[   31.607542][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   31.607668][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   31.607800][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   31.607896][   T12]  netif_close_many (net/core/dev.c:1804)
[   31.608022][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.608149][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.608276][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.608408][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   31.608534][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   31.608692][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   31.608857][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   31.608983][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.609145][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   31.609278][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   31.609411][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   31.609569][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   31.609704][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   31.609838][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   31.609965][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   31.610095][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   31.610222][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   31.610361][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   31.610487][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.610624][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   31.610753][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   31.610884][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   31.611011][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.611139][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.611272][   T12]  process_one_work (kernel/workqueue.c:3314)
[   31.611409][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.611536][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.611667][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.611805][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.611929][   T12]  kthread (kernel/kthread.c:436)
[   31.612024][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.612180][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.612309][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.612441][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.612599][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.612726][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.612863][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   31.614884][   T12] ------------[ cut here ]------------
| [   31.615007][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   31.615249][   T12] Modules linked in: vxlan
| [   31.615742][   T12] Tainted: [W]=WARN
[   31.615844][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.616003][   T12] Workqueue: netns cleanup_net
[   31.616134][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.616311][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.616769][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   31.616934][   T12] RAX: 00000000ffffffa6 RBX: ff11000014c99e00 RCX: 1ff4000000018eaf
[   31.617124][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014c99ebc
[   31.617380][   T12] RBP: ff11000019471000 R08: 1fe22000029933d9 R09: ff11000001aed1d0
[   31.617584][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   31.617783][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008ad1000
[   31.617974][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   31.618196][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.618364][   T12] CR2: 000055669eb0cae8 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   31.618551][   T12] PKRU: 55555554
[   31.618645][   T12] Call Trace:
[   31.618740][   T12]  <TASK>
[   31.618810][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   31.618938][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   31.619062][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   31.619157][   T12]  netif_close_many (net/core/dev.c:1804)
[   31.619287][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.619420][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.619548][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.619674][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   31.619807][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   31.619966][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   31.620124][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   31.620350][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.620527][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   31.620654][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   31.620787][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   31.620947][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   31.621084][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   31.621210][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   31.621350][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   31.621476][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   31.621603][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   31.621729][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   31.621863][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.621993][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   31.622119][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   31.622242][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   31.622378][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.622508][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.622636][   T12]  process_one_work (kernel/workqueue.c:3314)
[   31.622770][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.622895][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.623026][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.623155][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.623281][   T12]  kthread (kernel/kthread.c:436)
[   31.623380][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.623537][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.623663][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.623793][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.623949][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.624075][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.624200][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   31.626337][   T12] ------------[ cut here ]------------
| [   31.626471][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   31.626725][   T12] Modules linked in: vxlan
| [   31.627161][   T12] Tainted: [W]=WARN
[   31.627264][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.627445][   T12] Workqueue: netns cleanup_net
[   31.627581][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.627756][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.628282][   T12] RSP: 0018:ffa00000000c7510 EFLAGS: 00010286
[   31.628619][   T12] RAX: 00000000ffffffa6 RBX: ff11000010aae3c0 RCX: 1ff4000000018e68
[   31.628825][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010aae47c
[   31.629020][   T12] RBP: ff110000117b4000 R08: 1fe2200002155c91 R09: ff11000001aed1d0
[   31.629214][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   31.629471][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000058fc000
[   31.629665][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   31.629972][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.630135][   T12] CR2: 000055669eb0cae8 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   31.630397][   T12] PKRU: 55555554
[   31.630493][   T12] Call Trace:
[   31.630588][   T12]  <TASK>
[   31.630655][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   31.630793][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   31.630893][   T12]  netif_close_many (net/core/dev.c:1804)
[   31.631026][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   31.631160][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.631298][   T12]  vlan_device_event (net/8021q/vlan.c:475)
[   31.631485][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[   31.631616][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   31.631746][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   31.631880][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[   31.632016][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   31.632148][   T12]  netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805)
[   31.632280][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.632463][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.632593][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.632727][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   31.632861][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   31.633024][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   31.633188][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   31.633377][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.633540][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   31.633670][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   31.633808][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   31.633971][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   31.634105][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   31.634239][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   31.634428][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   31.634560][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   31.634709][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   31.634851][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   31.634981][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.635115][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   31.635246][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   31.635431][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   31.635564][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.635692][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.635828][   T12]  process_one_work (kernel/workqueue.c:3314)
[   31.635962][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.636093][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.636229][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.636423][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.636555][   T12]  kthread (kernel/kthread.c:436)
[   31.636655][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.636823][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.636954][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.637085][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.637251][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.637438][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.637569][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   31.640799][   T12] ------------[ cut here ]------------
| [   31.640940][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   31.641219][   T12] Modules linked in: vxlan
| [   31.641665][   T12] Tainted: [W]=WARN
[   31.641772][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.641938][   T12] Workqueue: netns cleanup_net
[   31.642077][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.642250][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.642732][   T12] RSP: 0018:ffa00000000c7510 EFLAGS: 00010286
[   31.642907][   T12] RAX: 00000000ffffffa6 RBX: ff11000012cbbe00 RCX: 1ff4000000018e68
[   31.643122][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012cbbebc
[   31.643329][   T12] RBP: ff110000058fc000 R08: 1fe22000025977d9 R09: ff11000001aed1d0
[   31.643526][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   31.643724][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c75b0
[   31.643931][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   31.644162][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.644340][   T12] CR2: 00007ffef1176eb8 CR3: 0000000019c3b003 CR4: 0000000000771ef0
[   31.644542][   T12] PKRU: 55555554
[   31.644640][   T12] Call Trace:
[   31.644740][   T12]  <TASK>
[   31.644817][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   31.644950][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   31.645083][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   31.645185][   T12]  netif_close_many (net/core/dev.c:1804)
[   31.645332][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   31.645466][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.645602][   T12]  vlan_device_event (net/8021q/vlan.c:475)
[   31.645739][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[   31.645878][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   31.646009][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   31.646142][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[   31.646283][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   31.646425][   T12]  netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805)
[   31.646556][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.646693][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.646831][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.646963][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   31.647098][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   31.647263][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   31.647449][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   31.647583][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.647748][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   31.647944][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   31.648081][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   31.648297][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   31.648453][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   31.648609][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   31.648766][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   31.648904][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   31.649037][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   31.649170][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   31.649305][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.649445][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   31.649578][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   31.649710][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   31.649848][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.649981][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.650113][   T12]  process_one_work (kernel/workqueue.c:3314)
[   31.650251][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.650393][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.650530][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.650665][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.650805][   T12]  kthread (kernel/kthread.c:436)
[   31.650906][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.651070][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.651203][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.651345][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.651513][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.651646][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.651785][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   31.653991][   T12] ------------[ cut here ]------------
| [   31.654119][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   31.654380][   T12] Modules linked in: vxlan
| [   31.654805][   T12] Tainted: [W]=WARN
[   31.654903][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.655062][   T12] Workqueue: netns cleanup_net
[   31.655193][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.655371][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.655832][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   31.655991][   T12] RAX: 00000000ffffffa6 RBX: ff1100001a6e6580 RCX: 1ff4000000018eaf
[   31.656180][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001a6e663c
[   31.656378][   T12] RBP: ff11000008ad1000 R08: 1fe22000034dccc9 R09: ff11000001aed1d0
[   31.656567][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   31.656765][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001773c000
[   31.656956][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   31.657178][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.657345][   T12] CR2: 00007ffef1176eb8 CR3: 0000000019c3b003 CR4: 0000000000771ef0
[   31.657537][   T12] PKRU: 55555554
[   31.657630][   T12] Call Trace:
[   31.657724][   T12]  <TASK>
[   31.657796][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   31.657924][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   31.658050][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   31.658145][   T12]  netif_close_many (net/core/dev.c:1804)
[   31.658274][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.658408][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.658535][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.658661][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   31.658794][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   31.658955][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   31.659115][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   31.659241][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.659409][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   31.659535][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   31.659662][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   31.659830][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   31.659961][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   31.660093][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   31.660218][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   31.660363][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   31.660490][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   31.660618][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   31.660742][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.660880][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   31.661005][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   31.661130][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   31.661257][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.661391][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.661517][   T12]  process_one_work (kernel/workqueue.c:3314)
[   31.661647][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.661779][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.661912][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.662044][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.662169][   T12]  kthread (kernel/kthread.c:436)
[   31.662265][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.662431][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.662558][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.662685][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.662850][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.662977][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.663104][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   31.665580][   T12] ------------[ cut here ]------------
| [   31.665704][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   31.665950][   T12] Modules linked in: vxlan
| [   31.666381][   T12] Tainted: [W]=WARN
[   31.666476][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.666631][   T12] Workqueue: netns cleanup_net
[   31.666768][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.666931][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.667393][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   31.667552][   T12] RAX: 00000000ffffffa6 RBX: ff11000005fda580 RCX: 1ff4000000018eaf
[   31.667742][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005fda63c
[   31.667940][   T12] RBP: ff1100001773c000 R08: 1fe2200000bfb4c9 R09: ff11000001aed1d0
[   31.668129][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   31.668325][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015d89000
[   31.668514][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   31.668737][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.668902][   T12] CR2: 00007ffef1176eb8 CR3: 0000000019c3b003 CR4: 0000000000771ef0
[   31.669094][   T12] PKRU: 55555554
[   31.669186][   T12] Call Trace:
[   31.669279][   T12]  <TASK>
[   31.669355][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   31.669480][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   31.669605][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   31.669701][   T12]  netif_close_many (net/core/dev.c:1804)
[   31.669833][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.669958][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.670083][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.670213][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   31.670347][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   31.670508][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   31.670667][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   31.670799][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.670956][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   31.671080][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   31.671208][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   31.671375][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   31.671506][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   31.671633][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   31.671757][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   31.671889][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   31.672015][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   31.672141][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   31.672267][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.672403][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   31.672531][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   31.672656][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   31.672792][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.672916][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.673041][   T12]  process_one_work (kernel/workqueue.c:3314)
[   31.673169][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.673296][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.673433][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.673564][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.673688][   T12]  kthread (kernel/kthread.c:436)
[   31.673792][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.673949][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.674073][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.674199][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.674366][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.674494][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.674629][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   31.677034][   T12] ------------[ cut here ]------------
| [   31.677160][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   31.677414][   T12] Modules linked in: vxlan
| [   31.677835][   T12] Tainted: [W]=WARN
[   31.677929][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.678086][   T12] Workqueue: netns cleanup_net
[   31.678217][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.678407][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.678862][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   31.679033][   T12] RAX: 00000000ffffffa6 RBX: ff110000050223c0 RCX: 1ff4000000018eaf
[   31.679234][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000502247c
[   31.679431][   T12] RBP: ff11000015d89000 R08: 1fe2200000a04491 R09: ff11000001aed1d0
[   31.679634][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   31.679842][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   31.680033][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   31.680260][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.680428][   T12] CR2: 00007ffef1176eb8 CR3: 0000000019c3b003 CR4: 0000000000771ef0
[   31.680617][   T12] PKRU: 55555554
[   31.680712][   T12] Call Trace:
[   31.680812][   T12]  <TASK>
[   31.680882][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   31.681007][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   31.681132][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   31.681229][   T12]  netif_close_many (net/core/dev.c:1804)
[   31.681366][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.681493][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.681616][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.681749][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   31.681883][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   31.682042][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   31.682201][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   31.682338][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.682493][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   31.682618][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   31.682745][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   31.682911][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   31.683040][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   31.683167][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   31.683297][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   31.683431][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   31.683562][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   31.683690][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   31.683823][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.683950][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   31.684076][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   31.684202][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   31.684343][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.684470][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.684601][   T12]  process_one_work (kernel/workqueue.c:3314)
[   31.684730][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.684866][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.684997][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.685128][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.685253][   T12]  kthread (kernel/kthread.c:436)
[   31.685357][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.685513][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.685647][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.685777][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.685933][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.686058][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.686183][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   31.697803][   T12] ------------[ cut here ]------------
| [   31.697935][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   31.698173][   T12] Modules linked in: vxlan
| [   31.699133][   T12] Tainted: [W]=WARN
[   31.699248][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.699461][   T12] Workqueue: netns cleanup_net
[   31.699637][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.699801][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.700240][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   31.700446][   T12] RAX: 00000000ffffffa6 RBX: ff110000050231c0 RCX: 1ff4000000018ed5
[   31.700627][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000502327c
[   31.700813][   T12] RBP: ff11000019d9c000 R08: 1fe2200000a04651 R09: ff11000001aed1d0
[   31.700992][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   31.701171][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   31.701405][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   31.701619][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.701778][   T12] CR2: 00007ffef1176eb8 CR3: 000000000d14d001 CR4: 0000000000771ef0
[   31.701959][   T12] PKRU: 55555554
[   31.702052][   T12] Call Trace:
[   31.702145][   T12]  <TASK>
[   31.702215][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   31.702425][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.702576][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   31.702697][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   31.702823][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   31.702977][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   31.703100][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   31.703223][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   31.703398][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   31.703522][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   31.703644][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   31.703767][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.703889][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   31.704012][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   31.704136][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   31.704261][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.704438][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.704563][   T12]  process_one_work (kernel/workqueue.c:3314)
[   31.704687][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.704815][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.704940][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.705067][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.705191][   T12]  kthread (kernel/kthread.c:436)
[   31.705288][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.705487][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.705609][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.705731][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.705887][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.706008][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.706129][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   31.717664][   T12] ------------[ cut here ]------------
| [   31.717817][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   31.718065][   T12] Modules linked in: vxlan
| [   31.718516][   T12] Tainted: [W]=WARN
[   31.718613][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.718777][   T12] Workqueue: netns cleanup_net
[   31.718909][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.719079][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.719542][   T12] RSP: 0018:ffa00000000c75d8 EFLAGS: 00010286
[   31.719704][   T12] RAX: 00000000ffffffa6 RBX: ff11000002786200 RCX: 1ff4000000018e81
[   31.719897][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000027862bc
[   31.720089][   T12] RBP: ff1100001a439000 R08: 1fe22000004f0c59 R09: ff11000001aed1d0
[   31.720279][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   31.720540][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   31.720733][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   31.720958][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.721116][   T12] CR2: 000055669eb0cae8 CR3: 0000000012f44004 CR4: 0000000000771ef0
[   31.721382][   T12] PKRU: 55555554
[   31.721478][   T12] Call Trace:
[   31.721573][   T12]  <TASK>
[   31.721639][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   31.721806][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.721964][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   31.722090][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   31.722217][   T12]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   31.722453][   T12]  vlan_device_event (net/8021q/vlan.c:515)
[   31.722584][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[   31.722712][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   31.722850][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[   31.722986][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   31.723116][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   31.723279][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.723513][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   31.723640][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   31.723773][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   31.723940][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   31.724067][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   31.724196][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   31.724424][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   31.724553][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   31.724680][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   31.724814][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.724950][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   31.725082][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   31.725209][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   31.725458][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.725584][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.725711][   T12]  process_one_work (kernel/workqueue.c:3314)
[   31.725850][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.725977][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.726108][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.726242][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.726473][   T12]  kthread (kernel/kthread.c:436)
[   31.726571][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.726728][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.726864][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.726992][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.727148][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.727278][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.727507][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   31.730749][   T12] ------------[ cut here ]------------
| [   31.730899][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   31.731152][   T12] Modules linked in: vxlan
| [   31.731595][   T12] Tainted: [W]=WARN
[   31.731690][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.731856][   T12] Workqueue: netns cleanup_net
[   31.731987][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.732152][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.732630][   T12] RSP: 0018:ffa00000000c75d8 EFLAGS: 00010286
[   31.732795][   T12] RAX: 00000000ffffffa6 RBX: ff11000012b0a3c0 RCX: 1ff4000000018e81
[   31.732988][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0a47c
[   31.733175][   T12] RBP: ff110000105d9000 R08: 1fe2200002561491 R09: ff11000001aed1d0
[   31.733372][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   31.733557][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   31.733744][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   31.733969][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.734136][   T12] CR2: 00007fb483533888 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   31.734333][   T12] PKRU: 55555554
[   31.734427][   T12] Call Trace:
[   31.734534][   T12]  <TASK>
[   31.734600][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   31.734759][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.734920][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   31.735045][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   31.735172][   T12]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   31.735384][   T12]  vlan_device_event (net/8021q/vlan.c:515)
[   31.735512][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[   31.735638][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   31.735769][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[   31.735899][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   31.736025][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   31.736186][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.736351][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   31.736478][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   31.736602][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   31.736767][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   31.736893][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   31.737018][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   31.737145][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   31.737275][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   31.737409][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   31.737534][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.737660][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   31.737795][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   31.737925][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   31.738053][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.738178][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.738308][   T12]  process_one_work (kernel/workqueue.c:3314)
[   31.738442][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.738568][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.738697][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.738836][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.738960][   T12]  kthread (kernel/kthread.c:436)
[   31.739057][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.739212][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.739347][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.739473][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.739628][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.739754][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.739886][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   31.752204][   T12] ------------[ cut here ]------------
| [   31.752376][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   31.752617][   T12] Modules linked in: vxlan
| [   31.753018][   T12] Tainted: [W]=WARN
[   31.753109][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.753262][   T12] Workqueue: netns cleanup_net
[   31.753400][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.753555][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.753987][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   31.754137][   T12] RAX: 00000000ffffffa6 RBX: ff11000012b0a200 RCX: 1ff4000000018ed5
[   31.754326][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0a2bc
[   31.754505][   T12] RBP: ff11000019da9000 R08: 1fe2200002561459 R09: ff11000001aed1d0
[   31.754684][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   31.754875][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   31.755055][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   31.755265][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.755827][   T12] CR2: 00007fb483533888 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   31.756009][   T12] PKRU: 55555554
[   31.756098][   T12] Call Trace:
[   31.756187][   T12]  <TASK>
[   31.756250][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   31.756411][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.756560][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   31.756678][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   31.756802][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   31.756953][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   31.757074][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   31.757195][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   31.757328][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   31.757449][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   31.757570][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   31.757688][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.757815][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   31.757936][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   31.758053][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   31.758175][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.758302][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.758430][   T12]  process_one_work (kernel/workqueue.c:3314)
[   31.758553][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.758672][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.758803][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.758926][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.759047][   T12]  kthread (kernel/kthread.c:436)
[   31.759138][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.759291][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.759414][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.759534][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.759685][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.759811][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.759935][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   31.762621][   T12] ------------[ cut here ]------------
| [   31.762741][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   31.762979][   T12] Modules linked in: vxlan
| [   31.763377][   T12] Tainted: [W]=WARN
[   31.763470][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.763619][   T12] Workqueue: netns cleanup_net
[   31.763743][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.763904][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.764344][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   31.764494][   T12] RAX: 00000000ffffffa6 RBX: ff11000012a60740 RCX: 1ff4000000018ed5
[   31.764676][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012a607fc
[   31.764858][   T12] RBP: ff11000008404000 R08: 1fe220000254c101 R09: ff11000001aed1d0
[   31.765039][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   31.765222][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   31.765409][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   31.765618][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.765773][   T12] CR2: 00007fb483533888 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   31.765952][   T12] PKRU: 55555554
[   31.766040][   T12] Call Trace:
[   31.766129][   T12]  <TASK>
[   31.766193][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   31.766355][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.766503][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   31.766622][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   31.766741][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   31.766898][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   31.767019][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   31.767140][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   31.767261][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   31.767390][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   31.767513][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   31.767633][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.767755][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   31.767882][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   31.768000][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   31.768120][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.768238][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.768373][   T12]  process_one_work (kernel/workqueue.c:3314)
[   31.768497][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.768617][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.768740][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.768871][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.768990][   T12]  kthread (kernel/kthread.c:436)
[   31.769081][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.769231][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.769359][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.769478][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.769627][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.769747][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.769874][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   31.772689][   T12] ------------[ cut here ]------------
| [   31.772839][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   31.773085][   T12] Modules linked in: vxlan
| [   31.774400][   T12] Tainted: [W]=WARN
[   31.774524][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.774681][   T12] Workqueue: netns cleanup_net
[   31.774836][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.774999][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.775505][   T12] RSP: 0018:ffa00000000c75d8 EFLAGS: 00010286
[   31.775662][   T12] RAX: 00000000ffffffa6 RBX: ff11000014c983c0 RCX: 1ff4000000018e81
[   31.775860][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014c9847c
[   31.776045][   T12] RBP: ff110000058fc000 R08: 1fe2200002993091 R09: ff11000001aed1d0
[   31.776233][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   31.776474][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   31.776661][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   31.776886][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.777047][   T12] CR2: 00007fb483533888 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   31.777240][   T12] PKRU: 55555554
[   31.777387][   T12] Call Trace:
[   31.777480][   T12]  <TASK>
[   31.777544][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   31.777702][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.777866][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   31.777991][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   31.778116][   T12]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   31.778275][   T12]  vlan_device_event (net/8021q/vlan.c:515)
[   31.778452][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[   31.778577][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   31.778700][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[   31.778835][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   31.778964][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   31.779121][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.779277][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   31.779452][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   31.779576][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   31.779735][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   31.779868][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   31.779992][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   31.780121][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   31.780248][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   31.780428][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   31.780552][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.780683][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   31.780822][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   31.780956][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   31.781082][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.781209][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.781393][   T12]  process_one_work (kernel/workqueue.c:3314)
[   31.781522][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.781646][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.781780][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.781910][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.782035][   T12]  kthread (kernel/kthread.c:436)
[   31.782128][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.782281][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.782455][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.782579][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.782733][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.782870][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.782994][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   31.785897][   T12] ------------[ cut here ]------------
| [   31.786044][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   31.786297][   T12] Modules linked in: vxlan
| [   31.786721][   T12] Tainted: [W]=WARN
[   31.786821][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.786981][   T12] Workqueue: netns cleanup_net
[   31.787112][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.787278][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.787737][   T12] RSP: 0018:ffa00000000c75d8 EFLAGS: 00010286
[   31.787906][   T12] RAX: 00000000ffffffa6 RBX: ff11000013758040 RCX: 1ff4000000018e81
[   31.788097][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137580fc
[   31.788293][   T12] RBP: ff110000117b4000 R08: 1fe22000026eb021 R09: ff11000001aed1d0
[   31.788491][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   31.788680][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   31.788877][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   31.789097][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.789254][   T12] CR2: 00007fff72066a88 CR3: 0000000012f44004 CR4: 0000000000771ef0
[   31.789456][   T12] PKRU: 55555554
[   31.789550][   T12] Call Trace:
[   31.789645][   T12]  <TASK>
[   31.789711][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   31.789881][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.790039][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   31.790164][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   31.790294][   T12]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   31.790458][   T12]  vlan_device_event (net/8021q/vlan.c:515)
[   31.790585][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[   31.790712][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   31.790845][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[   31.790975][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   31.791103][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   31.791262][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.791429][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   31.791556][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   31.791685][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   31.791853][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   31.791980][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   31.792106][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   31.792233][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   31.792379][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   31.792506][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   31.792631][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.792764][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   31.792892][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   31.793016][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   31.793142][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.793273][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.793410][   T12]  process_one_work (kernel/workqueue.c:3314)
[   31.793541][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.793666][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.793804][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.793934][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.794061][   T12]  kthread (kernel/kthread.c:436)
[   31.794156][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.794324][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.794450][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.794575][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.794731][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.794863][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.794989][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   31.797352][   T12] ------------[ cut here ]------------
| [   31.797472][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   31.797704][   T12] Modules linked in: vxlan
| [   31.798110][   T12] Tainted: [W]=WARN
[   31.798201][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.798366][   T12] Workqueue: netns cleanup_net
[   31.798492][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.798648][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.799097][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   31.799248][   T12] RAX: 00000000ffffffa6 RBX: ff11000002787700 RCX: 1ff4000000018ed5
[   31.799442][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000027877bc
[   31.799623][   T12] RBP: ff11000019471000 R08: 1fe22000004f0ef9 R09: ff11000001aed1d0
[   31.799807][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   31.799985][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   31.800166][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   31.800387][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.800536][   T12] CR2: 00007fff72066a88 CR3: 0000000012f44004 CR4: 0000000000771ef0
[   31.800717][   T12] PKRU: 55555554
[   31.800812][   T12] Call Trace:
[   31.800902][   T12]  <TASK>
[   31.800964][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   31.801117][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.801269][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   31.801397][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   31.801517][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   31.801669][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   31.801797][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   31.801917][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   31.802037][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   31.802159][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   31.802283][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   31.802409][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.802533][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   31.802653][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   31.802775][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   31.802896][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.803014][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.803138][   T12]  process_one_work (kernel/workqueue.c:3314)
[   31.803263][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.803389][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.803515][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.803646][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.803775][   T12]  kthread (kernel/kthread.c:436)
[   31.803867][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.804018][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.804139][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.804268][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.804425][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.804546][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.804665][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   31.808035][   T12] ------------[ cut here ]------------
| [   31.808156][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   31.808469][   T12] Modules linked in: vxlan
| [   31.808866][   T12] Tainted: [W]=WARN
[   31.808956][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.809104][   T12] Workqueue: netns cleanup_net
[   31.809228][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.809484][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.809914][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   31.810065][   T12] RAX: 00000000ffffffa6 RBX: ff11000002984ac0 RCX: 1ff4000000018ed5
[   31.810295][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000002984b7c
[   31.810525][   T12] RBP: ff11000008ad1000 R08: 1fe2200000530971 R09: ff11000001aed1d0
[   31.810702][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   31.810888][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   31.811071][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   31.811286][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.811487][   T12] CR2: 00007fff72066a88 CR3: 0000000012f44004 CR4: 0000000000771ef0
[   31.811665][   T12] PKRU: 55555554
[   31.811754][   T12] Call Trace:
[   31.811848][   T12]  <TASK>
[   31.811910][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   31.812065][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.812212][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   31.812383][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   31.812502][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   31.812655][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   31.812781][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   31.812901][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   31.813023][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   31.813143][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   31.813266][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   31.813443][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.813564][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   31.813684][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   31.813806][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   31.813926][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.814046][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.814169][   T12]  process_one_work (kernel/workqueue.c:3314)
[   31.814296][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.814463][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.814588][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.814711][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.814835][   T12]  kthread (kernel/kthread.c:436)
[   31.814926][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.815073][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.815191][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.815369][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.815567][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.815686][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.815816][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   31.819224][   T12] ------------[ cut here ]------------
| [   31.819395][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   31.819663][   T12] Modules linked in: vxlan
| [   31.820106][   T12] Tainted: [W]=WARN
[   31.820206][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.820384][   T12] Workqueue: netns cleanup_net
[   31.820520][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.820694][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.821174][   T12] RSP: 0018:ffa00000000c7508 EFLAGS: 00010286
[   31.821351][   T12] RAX: 00000000ffffffa6 RBX: ff1100001a696040 RCX: 1ff4000000018e67
[   31.821551][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001a6960fc
[   31.821747][   T12] RBP: ff1100001a822000 R08: 1fe22000034d2c21 R09: ff11000001aed1d0
[   31.821949][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   31.822146][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000016bea000
[   31.822359][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   31.822590][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.822756][   T12] CR2: 00007f57c207c000 CR3: 000000000d14d006 CR4: 0000000000771ef0
[   31.822979][   T12] PKRU: 55555554
[   31.823079][   T12] Call Trace:
[   31.823179][   T12]  <TASK>
[   31.823248][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   31.823394][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   31.823497][   T12]  netif_close_many (net/core/dev.c:1804)
[   31.823632][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   31.823770][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   31.823904][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   31.824071][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   31.824238][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   31.824388][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.824555][   T12]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   31.824692][   T12] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   31.824866][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   31.825007][   T12]  ? netconsole_netdev_event (drivers/net/netconsole.c:1647)
[   31.825148][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   31.825285][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   31.825481][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.825646][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   31.825786][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   31.825917][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   31.826089][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   31.826225][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   31.826367][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   31.826503][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   31.826637][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   31.826776][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   31.826910][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.827046][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   31.827181][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   31.827321][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   31.827461][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.827596][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.827729][   T12]  process_one_work (kernel/workqueue.c:3314)
[   31.827873][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.828007][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.828164][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.828312][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.828455][   T12]  kthread (kernel/kthread.c:436)
[   31.828559][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.828726][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.828869][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.829007][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.829173][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.829312][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.829456][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   31.831905][   T12] ------------[ cut here ]------------
| [   31.832036][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   31.832301][   T12] Modules linked in: vxlan
| [   31.832751][   T12] Tainted: [W]=WARN
[   31.832857][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.833028][   T12] Workqueue: netns cleanup_net
[   31.833167][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.833351][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.833835][   T12] RSP: 0018:ffa00000000c7508 EFLAGS: 00010286
[   31.834004][   T12] RAX: 00000000ffffffa6 RBX: ff1100001a697380 RCX: 1ff4000000018e67
[   31.834204][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001a69743c
[   31.834420][   T12] RBP: ff11000016bea000 R08: 1fe22000034d2e89 R09: ff11000001aed1d0
[   31.834620][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   31.834826][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c75a0
[   31.835030][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   31.835264][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.835455][   T12] CR2: 00007f57c207c000 CR3: 000000000d14d006 CR4: 0000000000771ef0
[   31.835657][   T12] PKRU: 55555554
[   31.835767][   T12] Call Trace:
[   31.835869][   T12]  <TASK>
[   31.835939][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   31.836075][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   31.836212][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   31.836321][   T12]  netif_close_many (net/core/dev.c:1804)
[   31.836459][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   31.836595][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   31.836733][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   31.836910][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   31.837079][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   31.837218][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.837408][   T12]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   31.837547][   T12] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   31.837718][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   31.837863][   T12]  ? netconsole_netdev_event (drivers/net/netconsole.c:1647)
[   31.838000][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   31.838137][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   31.838312][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.838483][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   31.838619][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   31.838754][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   31.838931][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   31.839067][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   31.839202][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   31.839347][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   31.839486][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   31.839623][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   31.839756][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.839900][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   31.840036][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   31.840173][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   31.840313][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.840454][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.840590][   T12]  process_one_work (kernel/workqueue.c:3314)
[   31.840730][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.840869][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.841011][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.841151][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.841289][   T12]  kthread (kernel/kthread.c:436)
[   31.841394][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.841561][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.841696][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.841835][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.842004][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.842138][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.842276][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   31.855028][   T12] ------------[ cut here ]------------
| [   31.855179][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   31.856109][   T12] Modules linked in: vxlan
| [   31.856782][   T12] Tainted: [W]=WARN
[   31.856900][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.857082][   T12] Workqueue: netns cleanup_net
[   31.857230][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.857424][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.857936][   T12] RSP: 0018:ffa00000000c7230 EFLAGS: 00010286
[   31.858118][   T12] RAX: 00000000ffffffa6 RBX: ff11000017707540 RCX: 1ff4000000018e0c
[   31.858342][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000177075fc
[   31.858555][   T12] RBP: ff1100001a59a000 R08: 1fe2200002ee0ec1 R09: ff11000001aed1d0
[   31.858771][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   31.858983][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   31.859198][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   31.859459][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.859638][   T12] CR2: 00007f57c207c000 CR3: 000000000d14d006 CR4: 0000000000771ef0
[   31.859860][   T12] PKRU: 55555554
[   31.859970][   T12] Call Trace:
[   31.860078][   T12]  <TASK>
[   31.860152][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.860300][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   31.860452][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   31.860599][   T12]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[   31.860744][   T12]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[   31.860892][   T12]  ? unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   31.861072][   T12]  ? cleanup_net (net/core/net_namespace.c:702)
[   31.861213][   T12]  ? process_one_work (kernel/workqueue.c:3314)
[   31.861366][   T12]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[   31.861513][   T12]  netif_set_mtu (net/core/dev.c:9910)
[   31.861654][   T12]  ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2))
[   31.861811][   T12]  dev_set_mtu (net/core/dev_api.c:249)
[   31.861920][   T12]  br_mtu_auto_adjust (net/bridge/br_if.c:525 (discriminator 1) net/bridge/br_if.c:514 (discriminator 1))
[   31.862065][   T12]  br_del_if (net/bridge/br_if.c:728)
[   31.862177][   T12]  br_device_event (net/bridge/br.c:127)
[   31.862329][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[   31.862478][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   31.862624][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   31.862810][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.862993][   T12]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   31.863142][   T12] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   31.863333][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   31.863478][   T12]  ? netconsole_netdev_event (drivers/net/netconsole.c:1647)
[   31.863624][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   31.863775][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   31.863961][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.864143][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   31.864292][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   31.864443][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   31.864623][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   31.864771][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   31.864915][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   31.865059][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   31.865207][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   31.865363][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   31.865509][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.865655][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   31.865806][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   31.865948][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   31.866091][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.866234][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.866390][   T12]  process_one_work (kernel/workqueue.c:3314)
[   31.866537][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.866679][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.866832][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.866978][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.867120][   T12]  kthread (kernel/kthread.c:436)
[   31.867226][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.867413][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.867558][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.867700][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.867883][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.868025][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.868168][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   31.869869][   T12] ------------[ cut here ]------------
| [   31.870003][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   31.870273][   T12] Modules linked in: vxlan
| [   31.870734][   T12] Tainted: [W]=WARN
[   31.870858][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.871027][   T12] Workqueue: netns cleanup_net
[   31.871184][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.871656][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.872168][   T12] RSP: 0018:ffa00000000c7388 EFLAGS: 00010286
[   31.872350][   T12] RAX: 00000000ffffffa6 RBX: ff11000017707700 RCX: 1ff4000000018e37
[   31.872556][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000177077bc
[   31.872767][   T12] RBP: ff1100001a59a000 R08: 1fe2200002ee0ef9 R09: ff11000001aed1d0
[   31.872972][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   31.873177][   T12] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[   31.873390][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   31.873632][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.873810][   T12] CR2: 00007f57c207c000 CR3: 000000000d14d006 CR4: 0000000000771ef0
[   31.874016][   T12] PKRU: 55555554
[   31.874120][   T12] Call Trace:
[   31.874223][   T12]  <TASK>
[   31.874298][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.874445][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   31.874585][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   31.874728][   T12]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[   31.874908][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.875045][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.875184][   T12]  ? netdev_change_features (net/core/dev.c:11117)
[   31.875330][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.875469][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   31.875609][   T12]  br_del_if (net/bridge/br_if.c:737)
[   31.875717][   T12]  br_device_event (net/bridge/br.c:127)
[   31.875865][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[   31.876007][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   31.876148][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   31.876354][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.876527][   T12]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   31.876668][   T12] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   31.876850][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   31.876988][   T12]  ? netconsole_netdev_event (drivers/net/netconsole.c:1647)
[   31.877130][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   31.877273][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   31.877455][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.877628][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   31.877772][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   31.877911][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   31.878087][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   31.878227][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   31.878373][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   31.878511][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   31.878652][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   31.878797][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   31.878936][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.879074][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   31.879215][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   31.879357][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   31.879494][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.879630][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.879774][   T12]  process_one_work (kernel/workqueue.c:3314)
[   31.879918][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.880056][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.880198][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.880349][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.880486][   T12]  kthread (kernel/kthread.c:436)
[   31.880589][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.880768][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.880908][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.881046][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.881219][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.881369][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.881509][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   31.892168][   T12] ------------[ cut here ]------------
| [   31.892308][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   31.892776][   T12] Modules linked in: vxlan
| [   31.893191][   T12] Tainted: [W]=WARN
[   31.893290][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.893454][   T12] Workqueue: netns cleanup_net
[   31.893585][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.893788][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.894244][   T12] RSP: 0018:ffa00000000c7638 EFLAGS: 00010286
[   31.894411][   T12] RAX: 00000000ffffffa6 RBX: ff11000017707a80 RCX: 1ff4000000018e8d
[   31.894601][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000017707b3c
[   31.894803][   T12] RBP: ff1100001a822000 R08: 1fe2200002ee0f69 R09: ff11000001aed1d0
[   31.894991][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   31.895181][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   31.895379][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   31.895602][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.895770][   T12] CR2: 00007f57c207c000 CR3: 000000000d14d006 CR4: 0000000000771ef0
[   31.895965][   T12] PKRU: 55555554
[   31.896058][   T12] Call Trace:
[   31.896154][   T12]  <TASK>
[   31.896220][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   31.896396][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.896559][   T12]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   31.896688][   T12] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   31.896855][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   31.896983][   T12]  ? netconsole_netdev_event (drivers/net/netconsole.c:1647)
[   31.897114][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   31.897244][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   31.897413][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.897571][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   31.897697][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   31.897829][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   31.897992][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   31.898137][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   31.898270][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   31.898404][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   31.898535][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   31.898665][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   31.898799][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.898929][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   31.899056][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   31.899184][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   31.899321][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.899449][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.899580][   T12]  process_one_work (kernel/workqueue.c:3314)
[   31.899712][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.899846][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.899980][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.900113][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.900240][   T12]  kthread (kernel/kthread.c:436)
[   31.900346][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.900512][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.900639][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.900773][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.900937][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.901065][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.901194][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   31.905331][   T12] ------------[ cut here ]------------
| [   31.905489][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   31.905775][   T12] Modules linked in: vxlan
| [   31.906242][   T12] Tainted: [W]=WARN
[   31.906357][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.906539][   T12] Workqueue: netns cleanup_net
[   31.906686][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.906875][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.907453][   T12] RSP: 0018:ffa00000000c7230 EFLAGS: 00010286
[   31.907634][   T12] RAX: 00000000ffffffa6 RBX: ff11000010d303c0 RCX: 1ff4000000018e0c
[   31.907862][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010d3047c
[   31.908076][   T12] RBP: ff11000019cfa000 R08: 1fe22000021a6091 R09: ff11000001aed1d0
[   31.908292][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   31.908569][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   31.908787][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   31.909037][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.909219][   T12] CR2: 00007f57c207c000 CR3: 000000000d14d006 CR4: 0000000000771ef0
[   31.909505][   T12] PKRU: 55555554
[   31.909612][   T12] Call Trace:
[   31.909717][   T12]  <TASK>
[   31.909796][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.909941][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   31.910086][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   31.910231][   T12]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[   31.910440][   T12]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[   31.910582][   T12]  ? unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   31.910767][   T12]  ? cleanup_net (net/core/net_namespace.c:702)
[   31.910908][   T12]  ? process_one_work (kernel/workqueue.c:3314)
[   31.911051][   T12]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[   31.911196][   T12]  netif_set_mtu (net/core/dev.c:9910)
[   31.911402][   T12]  ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2))
[   31.911552][   T12]  dev_set_mtu (net/core/dev_api.c:249)
[   31.911661][   T12]  br_mtu_auto_adjust (net/bridge/br_if.c:525 (discriminator 1) net/bridge/br_if.c:514 (discriminator 1))
[   31.911811][   T12]  br_del_if (net/bridge/br_if.c:728)
[   31.911921][   T12]  br_device_event (net/bridge/br.c:127)
[   31.912064][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[   31.912211][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   31.912418][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   31.912598][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.912784][   T12]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   31.912933][   T12] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   31.913116][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   31.913261][   T12]  ? netconsole_netdev_event (drivers/net/netconsole.c:1647)
[   31.913474][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   31.913619][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   31.913807][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.913984][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   31.914128][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   31.914273][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   31.914516][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   31.914661][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   31.914808][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   31.914951][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   31.915096][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   31.915240][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   31.915445][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.915591][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   31.915735][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   31.915897][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   31.916042][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.916183][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.916389][   T12]  process_one_work (kernel/workqueue.c:3314)
[   31.916538][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.916679][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.916857][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.917008][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.917153][   T12]  kthread (kernel/kthread.c:436)
[   31.917260][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.917501][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.917648][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.917799][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.917976][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.918120][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.918278][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   31.920045][   T12] ------------[ cut here ]------------
| [   31.920199][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   31.920504][   T12] Modules linked in: vxlan
| [   31.920968][   T12] Tainted: [W]=WARN
[   31.921073][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.921252][   T12] Workqueue: netns cleanup_net
[   31.921406][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.921587][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.922084][   T12] RSP: 0018:ffa00000000c7388 EFLAGS: 00010286
[   31.922258][   T12] RAX: 00000000ffffffa6 RBX: ff11000010d30580 RCX: 1ff4000000018e37
[   31.922474][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010d3063c
[   31.922682][   T12] RBP: ff11000019cfa000 R08: 1fe22000021a60c9 R09: ff11000001aed1d0
[   31.922892][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   31.923099][   T12] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000001
[   31.923311][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   31.923576][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.923751][   T12] CR2: 00007fb483533888 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   31.923967][   T12] PKRU: 55555554
[   31.924069][   T12] Call Trace:
[   31.924177][   T12]  <TASK>
[   31.924249][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.924403][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   31.924542][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   31.924681][   T12]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[   31.924861][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.925000][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.925141][   T12]  ? netdev_change_features (net/core/dev.c:11117)
[   31.925282][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.925480][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   31.925622][   T12]  br_del_if (net/bridge/br_if.c:737)
[   31.925728][   T12]  br_device_event (net/bridge/br.c:127)
[   31.925875][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[   31.926018][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   31.926161][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   31.926346][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.926522][   T12]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   31.926667][   T12] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   31.926849][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   31.926990][   T12]  ? netconsole_netdev_event (drivers/net/netconsole.c:1647)
[   31.927134][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   31.927280][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   31.927465][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.927646][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   31.927790][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   31.927929][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   31.928105][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   31.928248][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   31.928403][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   31.928547][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   31.928686][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   31.928831][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   31.928968][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.929110][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   31.929249][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   31.929399][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   31.929541][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.929678][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.929826][   T12]  process_one_work (kernel/workqueue.c:3314)
[   31.929969][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.930107][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.930250][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.930403][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.930542][   T12]  kthread (kernel/kthread.c:436)
[   31.930647][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.930824][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.930963][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.931103][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.931280][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.931426][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.931566][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   31.933194][   T12] ------------[ cut here ]------------
| [   31.933333][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   31.933584][   T12] Modules linked in: vxlan
| [   31.934011][   T12] Tainted: [W]=WARN
[   31.934108][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.934270][   T12] Workqueue: netns cleanup_net
[   31.934413][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.934579][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.935046][   T12] RSP: 0018:ffa00000000c7638 EFLAGS: 00010286
[   31.935207][   T12] RAX: 00000000ffffffa6 RBX: ff11000010d30900 RCX: 1ff4000000018e8d
[   31.935406][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010d309bc
[   31.935596][   T12] RBP: ff11000016bea000 R08: 1fe22000021a6139 R09: ff11000001aed1d0
[   31.935790][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   31.935980][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   31.936175][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   31.936419][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.936578][   T12] CR2: 00007fb483533888 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   31.936773][   T12] PKRU: 55555554
[   31.936870][   T12] Call Trace:
[   31.936967][   T12]  <TASK>
[   31.937035][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   31.937199][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.937373][   T12]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   31.937507][   T12] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   31.937667][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   31.937801][   T12]  ? netconsole_netdev_event (drivers/net/netconsole.c:1647)
[   31.937930][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   31.938061][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   31.938220][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.938385][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   31.938513][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   31.938644][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   31.938811][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   31.938941][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   31.939076][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   31.939204][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   31.939342][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   31.939472][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   31.939600][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.939731][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   31.939866][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   31.939994][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   31.940123][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.940248][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.940386][   T12]  process_one_work (kernel/workqueue.c:3314)
[   31.940517][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.940643][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.940788][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.940919][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.941048][   T12]  kthread (kernel/kthread.c:436)
[   31.941143][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.941308][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.941445][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.941572][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.941730][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.941866][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.941996][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   31.944239][   T12] ------------[ cut here ]------------
| [   31.944373][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   31.944609][   T12] Modules linked in: vxlan
| [   31.945013][   T12] Tainted: [W]=WARN
[   31.945107][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.945262][   T12] Workqueue: netns cleanup_net
[   31.945856][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.946030][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.946524][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   31.946678][   T12] RAX: 00000000ffffffa6 RBX: ff11000010d30e40 RCX: 1ff4000000018ed5
[   31.946863][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010d30efc
[   31.947042][   T12] RBP: ff1100001773c000 R08: 1fe22000021a61e1 R09: ff11000001aed1d0
[   31.947222][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   31.947455][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   31.947634][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   31.947852][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.948002][   T12] CR2: 00007fb483533888 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   31.948182][   T12] PKRU: 55555554
[   31.948275][   T12] Call Trace:
[   31.948415][   T12]  <TASK>
[   31.948478][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   31.948631][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.948786][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   31.948907][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   31.949025][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   31.949181][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   31.949376][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   31.949499][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   31.949619][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   31.949740][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   31.949869][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   31.949988][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.950111][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   31.950239][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   31.950416][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   31.950538][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.950657][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.950787][   T12]  process_one_work (kernel/workqueue.c:3314)
[   31.950911][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.951030][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.951157][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.951283][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.951452][   T12]  kthread (kernel/kthread.c:436)
[   31.951561][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.951712][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.951845][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.951965][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.952117][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.952238][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.952413][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   31.955463][   T12] ------------[ cut here ]------------
| [   31.955596][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   31.955837][   T12] Modules linked in: vxlan
| [   31.956237][   T12] Tainted: [W]=WARN
[   31.956339][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.956489][   T12] Workqueue: netns cleanup_net
[   31.956614][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.956776][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.957207][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   31.957376][   T12] RAX: 00000000ffffffa6 RBX: ff11000010d31a80 RCX: 1ff4000000018ed5
[   31.957563][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010d31b3c
[   31.957743][   T12] RBP: ff11000015d89000 R08: 1fe22000021a6369 R09: ff11000001aed1d0
[   31.957935][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   31.958120][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   31.958309][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   31.958528][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.958680][   T12] CR2: 00007f57c207c000 CR3: 000000000d14d006 CR4: 0000000000771ef0
[   31.958872][   T12] PKRU: 55555554
[   31.958963][   T12] Call Trace:
[   31.959054][   T12]  <TASK>
[   31.959121][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   31.959278][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   31.959434][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   31.959556][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   31.959682][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   31.959841][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   31.959964][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   31.960086][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   31.960208][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   31.960341][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   31.960464][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   31.960586][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.960709][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   31.960836][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   31.960956][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   31.961078][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.961199][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.961330][   T12]  process_one_work (kernel/workqueue.c:3314)
[   31.961455][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   31.961578][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.961703][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   31.961835][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   31.961954][   T12]  kthread (kernel/kthread.c:436)
[   31.962045][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.962195][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.962325][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   31.962448][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   31.962599][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   31.962719][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   31.962844][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.003408][   T12] ------------[ cut here ]------------
| [   32.003540][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   32.003807][   T12] Modules linked in: vxlan
| [   32.004246][   T12] Tainted: [W]=WARN
[   32.004570][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.004792][   T12] Workqueue: netns cleanup_net
[   32.004928][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.005099][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.005592][   T12] RSP: 0018:ffa00000000c77b0 EFLAGS: 00010286
[   32.005769][   T12] RAX: 00000000ffffffa6 RBX: ff11000019f16040 RCX: 1ff4000000018ebc
[   32.005966][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000019f160fc
[   32.006164][   T12] RBP: ff11000019474000 R08: 1fe22000033e2c21 R09: ff11000001aed1d0
[   32.006371][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[   32.006571][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   32.006777][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   32.007009][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.007173][   T12] CR2: 00007f57c207c000 CR3: 000000000d14d006 CR4: 0000000000771ef0
[   32.007382][   T12] PKRU: 55555554
[   32.007479][   T12] Call Trace:
[   32.007577][   T12]  <TASK>
[   32.007646][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   32.007795][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   32.007904][   T12]  __dev_notify_flags (net/core/dev.c:9787)
[   32.008035][   T12]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   32.008167][   T12]  ? netdev_notice (net/core/dev.c:13008)
[   32.008302][   T12]  ? netif_change_name (net/core/dev.c:1495)
[   32.008448][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.008580][   T12]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[   32.008712][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   32.008851][   T12]  __dev_set_promiscuity (net/core/dev.c:9630)
[   32.008982][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   32.009112][   T12]  netif_set_promiscuity (net/core/dev.c:9639)
[   32.009260][   T12]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   32.009406][   T12]  dev_set_promiscuity (net/core/dev_api.c:288)
[   32.009539][   T12]  del_nbp (net/bridge/br_if.c:254 net/bridge/br_if.c:340)
[   32.009637][   T12]  ? __up_write (kernel/locking/rwsem.c:1418 (discriminator 1))
[   32.009778][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[   32.009911][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[   32.010043][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   32.010177][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.010310][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.010451][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.010583][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.010713][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.010852][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.010983][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.011115][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.011252][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.011393][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.011532][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.011668][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.011806][   T12]  kthread (kernel/kthread.c:436)
[   32.011906][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.012069][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.012206][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.012349][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.012514][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.012646][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.012783][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.015005][   T12] ------------[ cut here ]------------
| [   32.015134][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   32.015931][   T12] Modules linked in: vxlan
| [   32.016362][   T12] Tainted: [W]=WARN
[   32.016459][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.016626][   T12] Workqueue: netns cleanup_net
[   32.016757][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.016935][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.017409][   T12] RSP: 0018:ffa00000000c77d0 EFLAGS: 00010286
[   32.017571][   T12] RAX: 00000000ffffffa6 RBX: ff11000019f17000 RCX: 1ff4000000018ec0
[   32.017770][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000019f170bc
[   32.017959][   T12] RBP: ff11000019474000 R08: 1fe22000033e2e19 R09: ff11000001aed1d0
[   32.018151][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   32.018349][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   32.018540][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   32.018769][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.018931][   T12] CR2: 00007f57c207c000 CR3: 000000000d14d006 CR4: 0000000000771ef0
[   32.019124][   T12] PKRU: 55555554
[   32.019221][   T12] Call Trace:
[   32.019327][   T12]  <TASK>
[   32.019394][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.019527][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   32.019655][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   32.019798][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   32.019930][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   32.020093][   T12]  ? fdb_delete_local (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 net/bridge/br_fdb.c:365)
[   32.020222][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   32.020362][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   32.020490][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   32.020648][   T12]  ? br_manage_promisc (net/bridge/br_if.c:152 (discriminator 1))
[   32.020778][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.020914][   T12]  del_nbp (net/bridge/br_if.c:363)
[   32.021010][   T12]  ? __up_write (kernel/locking/rwsem.c:1418 (discriminator 1))
[   32.021140][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[   32.021275][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[   32.021409][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   32.021538][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.021666][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.021803][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.021934][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.022063][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.022193][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.022329][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.022457][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.022588][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.022714][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.022855][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.022988][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.023116][   T12]  kthread (kernel/kthread.c:436)
[   32.023214][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.023379][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.023507][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.023635][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.023801][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.023929][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.024059][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.026349][   T12] ------------[ cut here ]------------
| [   32.026476][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   32.026729][   T12] Modules linked in: vxlan
| [   32.027163][   T12] Tainted: [W]=WARN
[   32.027264][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.027599][   T12] Workqueue: netns cleanup_net
[   32.027736][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.027910][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.028440][   T12] RSP: 0018:ffa00000000c77b0 EFLAGS: 00010286
[   32.028605][   T12] RAX: 00000000ffffffa6 RBX: ff11000019f17380 RCX: 1ff4000000018ebc
[   32.028805][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000019f1743c
[   32.028999][   T12] RBP: ff1100001a5a1000 R08: 1fe22000033e2e89 R09: ff11000001aed1d0
[   32.029194][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[   32.029451][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   32.029649][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   32.029937][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.030125][   T12] CR2: 00007f57c207c000 CR3: 000000000d14d006 CR4: 0000000000771ef0
[   32.030380][   T12] PKRU: 55555554
[   32.030479][   T12] Call Trace:
[   32.030577][   T12]  <TASK>
[   32.030645][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   32.030784][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   32.030885][   T12]  __dev_notify_flags (net/core/dev.c:9787)
[   32.031016][   T12]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   32.031150][   T12]  ? netdev_notice (net/core/dev.c:13008)
[   32.031282][   T12]  ? netif_change_name (net/core/dev.c:1495)
[   32.031471][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.031602][   T12]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[   32.031733][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   32.031875][   T12]  __dev_set_promiscuity (net/core/dev.c:9630)
[   32.032007][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   32.032140][   T12]  netif_set_promiscuity (net/core/dev.c:9639)
[   32.032275][   T12]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   32.032461][   T12]  dev_set_promiscuity (net/core/dev_api.c:288)
[   32.032594][   T12]  del_nbp (net/bridge/br_if.c:254 net/bridge/br_if.c:340)
[   32.032693][   T12]  ? kernfs_put.part.0 (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:1383 fs/kernfs/dir.c:622)
[   32.032837][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[   32.032974][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[   32.033114][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   32.033247][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.033434][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.033570][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.033701][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.033837][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.033975][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.034105][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.034242][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.034434][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.034565][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.034700][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.034860][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.034993][   T12]  kthread (kernel/kthread.c:436)
[   32.035092][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.035260][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.035450][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.035582][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.035750][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.035890][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.036022][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.044856][   T12] ------------[ cut here ]------------
| [   32.045001][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   32.045261][   T12] Modules linked in: vxlan
| [   32.045706][   T12] Tainted: [W]=WARN
[   32.045807][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.045969][   T12] Workqueue: netns cleanup_net
[   32.046102][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.046272][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.046746][   T12] RSP: 0018:ffa00000000c77d0 EFLAGS: 00010286
[   32.046917][   T12] RAX: 00000000ffffffa6 RBX: ff11000019f2e580 RCX: 1ff4000000018ec0
[   32.047113][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000019f2e63c
[   32.047309][   T12] RBP: ff1100001a5a1000 R08: 1fe22000033e5cc9 R09: ff11000001aed1d0
[   32.047508][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   32.047700][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   32.047903][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   32.048126][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.048290][   T12] CR2: 00007fb483533888 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   32.048541][   T12] PKRU: 55555554
[   32.048639][   T12] Call Trace:
[   32.048734][   T12]  <TASK>
[   32.048806][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.049101][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   32.049248][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   32.049479][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   32.049610][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   32.049777][   T12]  ? fdb_delete_local (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 net/bridge/br_fdb.c:365)
[   32.049905][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   32.050033][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   32.050165][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   32.050408][   T12]  ? br_manage_promisc (net/bridge/br_if.c:152 (discriminator 1))
[   32.050537][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.050687][   T12]  del_nbp (net/bridge/br_if.c:363)
[   32.050788][   T12]  ? kernfs_put.part.0 (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:1383 fs/kernfs/dir.c:622)
[   32.050919][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[   32.051046][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[   32.051176][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   32.051312][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.051448][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.051578][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.051708][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.051842][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.051973][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.052101][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.052236][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.052379][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.052506][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.052639][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.052776][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.052905][   T12]  kthread (kernel/kthread.c:436)
[   32.053001][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.053160][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.053294][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.053426][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.053586][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.053714][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.053848][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.055974][   T12] ------------[ cut here ]------------
| [   32.056104][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   32.056355][   T12] Modules linked in: vxlan
| [   32.056768][   T12] Tainted: [W]=WARN
[   32.056866][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.057020][   T12] Workqueue: netns cleanup_net
[   32.057148][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.057310][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.057756][   T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286
[   32.057916][   T12] RAX: 00000000ffffffa6 RBX: ff11000019f2e900 RCX: 1ff4000000018ec7
[   32.058099][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000019f2e9bc
[   32.058287][   T12] RBP: ff11000019cfa000 R08: 1fe22000033e5d39 R09: ff11000001aed1d0
[   32.058476][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   32.058663][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001a59a000
[   32.058853][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   32.059069][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.059223][   T12] CR2: 00007fb483533888 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   32.059417][   T12] PKRU: 55555554
[   32.059510][   T12] Call Trace:
[   32.059602][   T12]  <TASK>
[   32.059666][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   32.059798][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   32.059894][   T12]  netif_close_many (net/core/dev.c:1804)
[   32.060024][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   32.060149][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   32.060311][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   32.060474][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   32.060597][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.060749][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   32.060879][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   32.061003][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   32.061126][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.061247][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   32.061379][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   32.061503][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.061625][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.061750][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.061881][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.062002][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.062127][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.062248][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.062381][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.062513][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.062635][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.062779][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.062912][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.063035][   T12]  kthread (kernel/kthread.c:436)
[   32.063127][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.063281][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.063410][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.063540][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.063692][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.063829][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.063952][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.066061][   T12] ------------[ cut here ]------------
| [   32.066192][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   32.066438][   T12] Modules linked in: vxlan
| [   32.066844][   T12] Tainted: [W]=WARN
[   32.066936][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.067096][   T12] Workqueue: netns cleanup_net
[   32.067222][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.067390][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.067828][   T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286
[   32.067983][   T12] RAX: 00000000ffffffa6 RBX: ff11000019f2fa80 RCX: 1ff4000000018ec7
[   32.068164][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000019f2fb3c
[   32.068356][   T12] RBP: ff1100001a59a000 R08: 1fe22000033e5f69 R09: ff11000001aed1d0
[   32.068538][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   32.068722][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0
[   32.068912][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   32.069125][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.069284][   T12] CR2: 00007fb483533888 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   32.069477][   T12] PKRU: 55555554
[   32.069571][   T12] Call Trace:
[   32.069663][   T12]  <TASK>
[   32.069727][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   32.069857][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   32.069979][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   32.070074][   T12]  netif_close_many (net/core/dev.c:1804)
[   32.070197][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   32.070329][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   32.070486][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   32.070640][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   32.070769][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.070921][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   32.071045][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   32.071176][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   32.071307][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.071438][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   32.071565][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   32.071691][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.071817][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.071943][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.072073][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.072194][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.072325][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.072450][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.072575][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.072704][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.072832][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.072959][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.073087][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.073211][   T12]  kthread (kernel/kthread.c:436)
[   32.073309][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.073467][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.073591][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.073715][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.073877][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.074002][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.074126][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.077170][   T12] ------------[ cut here ]------------
| [   32.077312][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   32.077598][   T12] Modules linked in: vxlan
| [   32.078002][   T12] Tainted: [W]=WARN
[   32.078092][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.078248][   T12] Workqueue: netns cleanup_net
[   32.078427][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.078585][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.079123][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   32.079298][   T12] RAX: 00000000ffffffa6 RBX: ff110000137598c0 RCX: 1ff4000000018eed
[   32.079538][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001375997c
[   32.079716][   T12] RBP: ff11000011dc9000 R08: 1fe22000026eb331 R09: ff11000001aed1d0
[   32.079899][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   32.080075][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   32.080251][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   32.080515][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.080664][   T12] CR2: 00007fb483533888 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   32.080848][   T12] PKRU: 55555554
[   32.080936][   T12] Call Trace:
[   32.081023][   T12]  <TASK>
[   32.081086][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   32.081241][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.081440][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   32.081585][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   32.081703][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.081827][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   32.081947][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   32.082067][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.082189][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.082313][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.082476][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.082593][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.082711][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.082841][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.082963][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.083085][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.083206][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.083377][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.083504][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.083622][   T12]  kthread (kernel/kthread.c:436)
[   32.083713][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.083869][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.083991][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.084111][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.084261][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.084430][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.084549][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.096436][   T12] ------------[ cut here ]------------
| [   32.096574][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   32.096818][   T12] Modules linked in: vxlan
| [   32.097216][   T12] Tainted: [W]=WARN
[   32.097310][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.097477][   T12] Workqueue: netns cleanup_net
[   32.097609][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.097773][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.098200][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   32.098360][   T12] RAX: 00000000ffffffa6 RBX: ff110000158bf1c0 RCX: 1ff4000000018eed
[   32.098541][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000158bf27c
[   32.098718][   T12] RBP: ff1100001456c000 R08: 1fe2200002b17e51 R09: ff11000001aed1d0
[   32.098902][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   32.099078][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   32.099260][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   32.099517][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.099668][   T12] CR2: 000055669eb0cae8 CR3: 000000000d14d001 CR4: 0000000000771ef0
[   32.099853][   T12] PKRU: 55555554
[   32.099943][   T12] Call Trace:
[   32.100031][   T12]  <TASK>
[   32.100094][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   32.100247][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.100406][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   32.100531][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   32.100652][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.100776][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   32.100898][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   32.101021][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.101141][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.101265][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.101394][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.101512][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.101634][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.101754][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.101881][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.102006][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.102125][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.102249][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.102383][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.102504][   T12]  kthread (kernel/kthread.c:436)
[   32.102594][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.102749][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.102877][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.102996][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.103144][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.103265][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.103396][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.105707][   T12] ------------[ cut here ]------------
| [   32.105841][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   32.106075][   T12] Modules linked in: vxlan
| [   32.106490][   T12] Tainted: [W]=WARN
[   32.106580][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.106734][   T12] Workqueue: netns cleanup_net
[   32.106864][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.107026][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.107465][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   32.107616][   T12] RAX: 00000000ffffffa6 RBX: ff110000158bf8c0 RCX: 1ff4000000018eed
[   32.107801][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000158bf97c
[   32.107979][   T12] RBP: ff11000005f69000 R08: 1fe2200002b17f31 R09: ff11000001aed1d0
[   32.108159][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   32.108344][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   32.108523][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   32.108732][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.108895][   T12] CR2: 000055669eb0cae8 CR3: 000000000d14d001 CR4: 0000000000771ef0
[   32.109075][   T12] PKRU: 55555554
[   32.109164][   T12] Call Trace:
[   32.109253][   T12]  <TASK>
[   32.109325][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   32.109478][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.109626][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   32.109755][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   32.109885][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.110005][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   32.110127][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   32.110248][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.110374][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.110497][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.110619][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.110737][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.110861][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.110980][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.111100][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.111223][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.111350][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.111476][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.111600][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.111723][   T12]  kthread (kernel/kthread.c:436)
[   32.111818][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.111965][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.112084][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.112205][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.112361][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.112483][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.112602][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.114592][   T12] ------------[ cut here ]------------
| [   32.114711][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   32.114948][   T12] Modules linked in: vxlan
| [   32.115343][   T12] Tainted: [W]=WARN
[   32.115432][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.115584][   T12] Workqueue: netns cleanup_net
[   32.115708][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.115868][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.116293][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   32.116447][   T12] RAX: 00000000ffffffa6 RBX: ff110000158be200 RCX: 1ff4000000018eed
[   32.116626][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000158be2bc
[   32.116809][   T12] RBP: ff11000005221000 R08: 1fe2200002b17c59 R09: ff11000001aed1d0
[   32.116984][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   32.117162][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   32.117347][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   32.117555][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.117704][   T12] CR2: 000055669eb0cae8 CR3: 000000000d14d001 CR4: 0000000000771ef0
[   32.117889][   T12] PKRU: 55555554
[   32.117980][   T12] Call Trace:
[   32.118075][   T12]  <TASK>
[   32.118137][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   32.118292][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.118445][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   32.118565][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   32.118684][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.118810][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   32.118935][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   32.119056][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.119175][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.119300][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.119426][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.119544][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.119664][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.119790][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.119912][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.120034][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.120153][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.120280][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.120411][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.120532][   T12]  kthread (kernel/kthread.c:436)
[   32.120622][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.120780][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.120898][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.121016][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.121170][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.121292][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.121416][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.123406][   T12] ------------[ cut here ]------------
| [   32.123525][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   32.123764][   T12] Modules linked in: vxlan
| [   32.124156][   T12] Tainted: [W]=WARN
[   32.124244][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.124400][   T12] Workqueue: netns cleanup_net
[   32.124523][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.124680][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.125113][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   32.125262][   T12] RAX: 00000000ffffffa6 RBX: ff11000008de5700 RCX: 1ff4000000018eed
[   32.125449][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008de57bc
[   32.125624][   T12] RBP: ff11000005189000 R08: 1fe22000011bcaf9 R09: ff11000001aed1d0
[   32.125811][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   32.125986][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   32.126166][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   32.126382][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.126531][   T12] CR2: 000055669eb0cae8 CR3: 000000000d14d001 CR4: 0000000000771ef0
[   32.126708][   T12] PKRU: 55555554
[   32.126809][   T12] Call Trace:
[   32.126897][   T12]  <TASK>
[   32.127033][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   32.127186][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.127347][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   32.127467][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   32.127662][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.127790][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   32.127913][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   32.128032][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.128222][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.128355][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.128476][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.128593][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.128791][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.128912][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.129031][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.129152][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.129351][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.129477][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.129599][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.129721][   T12]  kthread (kernel/kthread.c:436)
[   32.129960][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.130109][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.130228][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.130431][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.130581][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.130698][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.130823][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.133708][   T12] ------------[ cut here ]------------
| [   32.133833][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   32.134065][   T12] Modules linked in: vxlan
| [   32.134543][   T12] Tainted: [W]=WARN
[   32.134634][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.134863][   T12] Workqueue: netns cleanup_net
[   32.134987][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.135139][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.135654][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   32.135809][   T12] RAX: 00000000ffffffa6 RBX: ff1100001a6c0200 RCX: 1ff4000000018eed
[   32.136060][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001a6c02bc
[   32.136236][   T12] RBP: ff11000019cfa000 R08: 1fe22000034d8059 R09: ff11000001aed1d0
[   32.136496][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   32.136673][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   32.136856][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   32.137212][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.137368][   T12] CR2: 000055669eb0cae8 CR3: 000000000d14d001 CR4: 0000000000771ef0
[   32.137546][   T12] PKRU: 55555554
[   32.137707][   T12] Call Trace:
[   32.137801][   T12]  <TASK>
[   32.137864][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   32.138014][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.138231][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   32.138360][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   32.138480][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.138598][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   32.138797][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   32.138918][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.139034][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.139155][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.139355][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.139475][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.139595][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.139714][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.139911][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.140035][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.140152][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.140278][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.140551][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.140672][   T12]  kthread (kernel/kthread.c:436)
[   32.140767][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.140914][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.141104][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.141222][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.141380][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.141499][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.141691][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.146164][   T12] ------------[ cut here ]------------
| [   32.146293][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   32.146622][   T12] Modules linked in: vxlan
| [   32.147013][   T12] Tainted: [W]=WARN
[   32.147103][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.147253][   T12] Workqueue: netns cleanup_net
[   32.147445][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.147602][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.148029][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   32.148179][   T12] RAX: 00000000ffffffa6 RBX: ff11000012d8c3c0 RCX: 1ff4000000018eed
[   32.148443][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012d8c47c
[   32.148619][   T12] RBP: ff1100001a59a000 R08: 1fe22000025b1891 R09: ff11000001aed1d0
[   32.148799][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   32.148975][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   32.149156][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   32.149414][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.149563][   T12] CR2: 000055669eb0cae8 CR3: 000000000d14d001 CR4: 0000000000771ef0
[   32.149740][   T12] PKRU: 55555554
[   32.149835][   T12] Call Trace:
[   32.149922][   T12]  <TASK>
[   32.149984][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   32.150135][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.150291][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   32.150459][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   32.150579][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.150695][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   32.150824][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   32.150945][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.151062][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.151183][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.151305][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.151469][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.151588][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.151710][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.151844][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.151967][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.152086][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.152210][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.152384][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.152506][   T12]  kthread (kernel/kthread.c:436)
[   32.152595][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.152746][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.152872][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.152996][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.153144][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.153264][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.153433][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.170826][   T12] ------------[ cut here ]------------
| [   32.170970][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   32.171218][   T12] Modules linked in: vxlan
| [   32.171649][   T12] Tainted: [W]=WARN
[   32.171743][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.171915][   T12] Workqueue: netns cleanup_net
[   32.172046][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.172258][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.172789][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   32.172952][   T12] RAX: 00000000ffffffa6 RBX: ff11000008de5000 RCX: 1ff4000000018eaf
[   32.173144][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008de50bc
[   32.173346][   T12] RBP: ff1100001a5a1000 R08: 1fe22000011bca19 R09: ff11000001aed1d0
[   32.173536][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   32.173722][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000194a1000
[   32.173919][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   32.174151][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.174311][   T12] CR2: 00005566d8bc29b8 CR3: 0000000012f44005 CR4: 0000000000771ef0
[   32.174508][   T12] PKRU: 55555554
[   32.174601][   T12] Call Trace:
[   32.174698][   T12]  <TASK>
[   32.174768][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   32.174898][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   32.174996][   T12]  netif_close_many (net/core/dev.c:1804)
[   32.175121][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.175249][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.175385][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.175515][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   32.175647][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   32.175812][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   32.175971][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   32.176098][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.176254][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   32.176444][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.176575][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   32.176732][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   32.176866][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   32.176991][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   32.177116][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   32.177241][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   32.177428][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   32.177557][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.177682][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.177816][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.177940][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.178065][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.178191][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.178372][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.178550][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.178689][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.178822][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.178952][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.179081][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.179207][   T12]  kthread (kernel/kthread.c:436)
[   32.179307][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.179518][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.179650][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.179781][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.179937][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.180062][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.180187][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.184825][   T12] ------------[ cut here ]------------
| [   32.184965][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   32.185227][   T12] Modules linked in: vxlan
| [   32.185706][   T12] Tainted: [W]=WARN
[   32.185807][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.185968][   T12] Workqueue: netns cleanup_net
[   32.186100][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.186267][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.186732][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   32.186901][   T12] RAX: 00000000ffffffa6 RBX: ff1100001671b540 RCX: 1ff4000000018eaf
[   32.187089][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001671b5fc
[   32.187277][   T12] RBP: ff110000194a1000 R08: 1fe2200002ce36c1 R09: ff11000001aed1d0
[   32.187472][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   32.187661][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000019474000
[   32.187857][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   32.188077][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.188237][   T12] CR2: 000055669eb10d5c CR3: 0000000012f44005 CR4: 0000000000771ef0
[   32.188445][   T12] PKRU: 55555554
[   32.188539][   T12] Call Trace:
[   32.188632][   T12]  <TASK>
[   32.188698][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   32.188843][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   32.188974][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   32.189071][   T12]  netif_close_many (net/core/dev.c:1804)
[   32.189198][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.189333][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.189460][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.189584][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   32.189712][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   32.189879][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   32.190044][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   32.190172][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.190343][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   32.190471][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.190594][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   32.190752][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   32.190892][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   32.191020][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   32.191151][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   32.191278][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   32.191486][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   32.191616][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.191740][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.191876][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.192009][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.192139][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.192272][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.192501][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.192630][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.192767][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.192891][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.193025][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.193155][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.193283][   T12]  kthread (kernel/kthread.c:436)
[   32.193431][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.193639][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.193774][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.193900][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.194059][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.194184][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.194313][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.196737][   T12] ------------[ cut here ]------------
| [   32.196876][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   32.197132][   T12] Modules linked in: vxlan
| [   32.197575][   T12] Tainted: [W]=WARN
[   32.197674][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.197849][   T12] Workqueue: netns cleanup_net
[   32.197985][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.198157][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.198636][   T12] RSP: 0018:ffa00000000c7510 EFLAGS: 00010286
[   32.198807][   T12] RAX: 00000000ffffffa6 RBX: ff110000115c58c0 RCX: 1ff4000000018e68
[   32.199019][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000115c597c
[   32.199213][   T12] RBP: ff11000014f7c000 R08: 1fe22000022b8b31 R09: ff11000001aed1d0
[   32.199416][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   32.199614][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001a84c000
[   32.199816][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   32.200047][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.200213][   T12] CR2: 000055669eb10d5c CR3: 0000000012f44005 CR4: 0000000000771ef0
[   32.200420][   T12] PKRU: 55555554
[   32.200518][   T12] Call Trace:
[   32.200617][   T12]  <TASK>
[   32.200685][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   32.200829][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   32.200930][   T12]  netif_close_many (net/core/dev.c:1804)
[   32.201063][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   32.201195][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.201335][   T12]  vlan_device_event (net/8021q/vlan.c:475)
[   32.201491][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[   32.201627][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   32.201765][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   32.201895][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[   32.202029][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   32.202162][   T12]  netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805)
[   32.202296][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.202431][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.202563][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.202695][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   32.202833][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   32.202996][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   32.203159][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   32.203292][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.203462][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   32.203592][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.203724][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   32.203896][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   32.204029][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   32.204161][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   32.204297][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   32.204434][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   32.204568][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   32.204704][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.204837][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.204970][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.205102][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.205232][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.205373][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.205504][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.205635][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.205777][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.205908][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.206042][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.206180][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.206312][   T12]  kthread (kernel/kthread.c:436)
[   32.206416][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.206578][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.206709][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.206844][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.207017][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.207147][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.207279][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.209445][   T12] ------------[ cut here ]------------
| [   32.209573][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   32.209835][   T12] Modules linked in: vxlan
| [   32.210281][   T12] Tainted: [W]=WARN
[   32.210911][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.211074][   T12] Workqueue: netns cleanup_net
[   32.211210][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.211438][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.211910][   T12] RSP: 0018:ffa00000000c7510 EFLAGS: 00010286
[   32.212078][   T12] RAX: 00000000ffffffa6 RBX: ff1100001a6c1380 RCX: 1ff4000000018e68
[   32.212276][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001a6c143c
[   32.212525][   T12] RBP: ff1100001a84c000 R08: 1fe22000034d8289 R09: ff11000001aed1d0
[   32.212721][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   32.212921][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c75b0
[   32.213171][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   32.213457][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.213620][   T12] CR2: 000055669eb10d5c CR3: 0000000012f44005 CR4: 0000000000771ef0
[   32.213824][   T12] PKRU: 55555554
[   32.213920][   T12] Call Trace:
[   32.214019][   T12]  <TASK>
[   32.214092][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   32.214223][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   32.214410][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   32.214510][   T12]  netif_close_many (net/core/dev.c:1804)
[   32.214642][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   32.214775][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.214909][   T12]  vlan_device_event (net/8021q/vlan.c:475)
[   32.215041][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[   32.215175][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   32.215376][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   32.215508][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[   32.215641][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   32.215779][   T12]  netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805)
[   32.215910][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.216040][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.216171][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.216306][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   32.216498][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   32.216663][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   32.216832][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   32.216962][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.217123][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   32.217252][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.217440][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   32.217604][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   32.217737][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   32.217872][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   32.218003][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   32.218134][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   32.218270][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   32.218457][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.218589][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.218723][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.218860][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.218990][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.219122][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.219250][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.219438][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.219574][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.219706][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.219845][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.219980][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.220112][   T12]  kthread (kernel/kthread.c:436)
[   32.220210][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.220428][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.220559][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.220689][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.220857][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.220987][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.221117][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.232167][   T12] ------------[ cut here ]------------
| [   32.232308][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   32.232631][   T12] Modules linked in: vxlan
| [   32.233051][   T12] Tainted: [W]=WARN
[   32.233146][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.233307][   T12] Workqueue: netns cleanup_net
[   32.233492][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.233654][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.234102][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   32.234264][   T12] RAX: 00000000ffffffa6 RBX: ff11000013a27c40 RCX: 1ff4000000018eaf
[   32.234505][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013a27cfc
[   32.234691][   T12] RBP: ff11000019474000 R08: 1fe2200002744fa1 R09: ff11000001aed1d0
[   32.235022][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   32.235210][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001946c000
[   32.235491][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   32.235710][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.235872][   T12] CR2: 000055669eb10d5c CR3: 0000000012f44005 CR4: 0000000000771ef0
[   32.236064][   T12] PKRU: 55555554
[   32.236157][   T12] Call Trace:
[   32.236255][   T12]  <TASK>
[   32.236390][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   32.236518][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   32.236643][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   32.236745][   T12]  netif_close_many (net/core/dev.c:1804)
[   32.236874][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.236998][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.237121][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.237245][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   32.237381][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   32.237538][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   32.237693][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   32.237824][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.237978][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   32.238107][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.238232][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   32.238399][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   32.238526][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   32.238652][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   32.238786][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   32.238911][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   32.239038][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   32.239164][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.239292][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.239425][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.239551][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.239677][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.239806][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.239932][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.240058][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.240187][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.240312][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.240455][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.240588][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.240714][   T12]  kthread (kernel/kthread.c:436)
[   32.240812][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.240965][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.241090][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.241215][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.241380][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.241508][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.241634][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.243632][   T12] ------------[ cut here ]------------
| [   32.243756][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   32.244006][   T12] Modules linked in: vxlan
| [   32.244428][   T12] Tainted: [W]=WARN
[   32.244523][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.244683][   T12] Workqueue: netns cleanup_net
[   32.244818][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.244983][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.245437][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   32.245597][   T12] RAX: 00000000ffffffa6 RBX: ff110000115c4900 RCX: 1ff4000000018eaf
[   32.245787][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000115c49bc
[   32.245977][   T12] RBP: ff1100001946c000 R08: 1fe22000022b8939 R09: ff11000001aed1d0
[   32.246161][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   32.246353][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000016f34000
[   32.246542][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   32.246764][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.246922][   T12] CR2: 000055669eb10d5c CR3: 0000000012f44005 CR4: 0000000000771ef0
[   32.247110][   T12] PKRU: 55555554
[   32.247204][   T12] Call Trace:
[   32.247301][   T12]  <TASK>
[   32.247372][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   32.247500][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   32.247624][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   32.247719][   T12]  netif_close_many (net/core/dev.c:1804)
[   32.247850][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.247974][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.248098][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.248223][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   32.248357][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   32.248513][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   32.248670][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   32.248801][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.248955][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   32.249085][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.249211][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   32.249379][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   32.249509][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   32.249636][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   32.249764][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   32.249890][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   32.250020][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   32.250157][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.250282][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.250414][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.250540][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.250664][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.250795][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.250918][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.251044][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.251175][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.251312][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.251454][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.251584][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.251710][   T12]  kthread (kernel/kthread.c:436)
[   32.251808][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.251965][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.252092][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.252218][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.252383][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.252507][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.252634][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.254647][   T12] ------------[ cut here ]------------
| [   32.254783][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   32.255045][   T12] Modules linked in: vxlan
| [   32.255982][   T12] Tainted: [W]=WARN
[   32.256135][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.256305][   T12] Workqueue: netns cleanup_net
[   32.256501][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.256670][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.257154][   T12] RSP: 0018:ffa00000000c7510 EFLAGS: 00010286
[   32.257373][   T12] RAX: 00000000ffffffa6 RBX: ff11000010e8d8c0 RCX: 1ff4000000018e68
[   32.257568][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010e8d97c
[   32.257768][   T12] RBP: ff1100001585c000 R08: 1fe22000021d1b31 R09: ff11000001aed1d0
[   32.257962][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   32.258156][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015ae4000
[   32.258411][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   32.258642][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.258822][   T12] CR2: 000055669eb10d5c CR3: 0000000012f44005 CR4: 0000000000771ef0
[   32.259016][   T12] PKRU: 55555554
[   32.259113][   T12] Call Trace:
[   32.259211][   T12]  <TASK>
[   32.259281][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   32.259466][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   32.259566][   T12]  netif_close_many (net/core/dev.c:1804)
[   32.259698][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   32.259835][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.259968][   T12]  vlan_device_event (net/8021q/vlan.c:475)
[   32.260101][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[   32.260232][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   32.260420][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   32.260550][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[   32.260684][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   32.260819][   T12]  netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805)
[   32.260948][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.261076][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.261211][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.261400][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   32.261534][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   32.261698][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   32.261869][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   32.262000][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.262163][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   32.262295][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.262478][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   32.262641][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   32.262775][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   32.262908][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   32.263038][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   32.263167][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   32.263303][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   32.263488][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.263617][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.263750][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.263889][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.264020][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.264152][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.264283][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.264467][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.264602][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.264730][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.264868][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.265003][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.265133][   T12]  kthread (kernel/kthread.c:436)
[   32.265231][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.265454][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.265589][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.265719][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.265887][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.266018][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.266149][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.268466][   T12] ------------[ cut here ]------------
| [   32.268611][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   32.268875][   T12] Modules linked in: vxlan
| [   32.269311][   T12] Tainted: [W]=WARN
[   32.269419][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.269582][   T12] Workqueue: netns cleanup_net
[   32.269718][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.269892][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.270367][   T12] RSP: 0018:ffa00000000c7510 EFLAGS: 00010286
[   32.270532][   T12] RAX: 00000000ffffffa6 RBX: ff1100001a6bc200 RCX: 1ff4000000018e68
[   32.270727][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001a6bc2bc
[   32.270925][   T12] RBP: ff11000015ae4000 R08: 1fe22000034d7859 R09: ff11000001aed1d0
[   32.271118][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   32.271325][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c75b0
[   32.271524][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   32.271750][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.271922][   T12] CR2: 000055be70ea82b8 CR3: 0000000012b01002 CR4: 0000000000771ef0
[   32.272121][   T12] PKRU: 55555554
[   32.272218][   T12] Call Trace:
[   32.272330][   T12]  <TASK>
[   32.272398][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   32.272536][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   32.272666][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   32.272771][   T12]  netif_close_many (net/core/dev.c:1804)
[   32.272903][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   32.273033][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.273165][   T12]  vlan_device_event (net/8021q/vlan.c:475)
[   32.273301][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[   32.273439][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   32.273568][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   32.273697][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[   32.273837][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   32.273971][   T12]  netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805)
[   32.274101][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.274232][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.274371][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.274502][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   32.274633][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   32.274799][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   32.274962][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   32.275092][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.275251][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   32.275392][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.275520][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   32.275683][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   32.275820][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   32.275952][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   32.276083][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   32.276212][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   32.276352][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   32.276482][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.276611][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.276748][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.276881][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.277011][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.277141][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.277277][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.277415][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.277549][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.277679][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.277817][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.277952][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.278081][   T12]  kthread (kernel/kthread.c:436)
[   32.278180][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.278351][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.278481][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.278610][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.278781][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.278912][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.279041][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.281194][   T12] ------------[ cut here ]------------
| [   32.281329][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   32.281574][   T12] Modules linked in: vxlan
| [   32.281993][   T12] Tainted: [W]=WARN
[   32.282086][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.282247][   T12] Workqueue: netns cleanup_net
[   32.282386][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.282549][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.283001][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   32.283158][   T12] RAX: 00000000ffffffa6 RBX: ff1100001a6bd540 RCX: 1ff4000000018eaf
[   32.283351][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001a6bd5fc
[   32.283540][   T12] RBP: ff11000016f34000 R08: 1fe22000034d7ac1 R09: ff11000001aed1d0
[   32.283726][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   32.283918][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   32.284110][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   32.284340][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.284499][   T12] CR2: 000055be70ea82b8 CR3: 0000000012b01002 CR4: 0000000000771ef0
[   32.284686][   T12] PKRU: 55555554
[   32.284784][   T12] Call Trace:
[   32.284878][   T12]  <TASK>
[   32.284944][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   32.285070][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   32.285197][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   32.285301][   T12]  netif_close_many (net/core/dev.c:1804)
[   32.285431][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.285555][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.285679][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.285811][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   32.285938][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   32.286101][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   32.286260][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   32.286399][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.286554][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   32.286679][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.286810][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   32.286966][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   32.287094][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   32.287223][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   32.287358][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   32.287484][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   32.287610][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   32.287742][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.287870][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.287997][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.288122][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.288247][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.288380][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.288510][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.288636][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.288770][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.288895][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.289024][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.289153][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.289279][   T12]  kthread (kernel/kthread.c:436)
[   32.289379][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.289535][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.289660][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.289790][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.289945][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.290070][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.290197][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.292220][   T12] ------------[ cut here ]------------
| [   32.292356][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   32.292590][   T12] Modules linked in: vxlan
| [   32.292990][   T12] Tainted: [W]=WARN
[   32.293080][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.293231][   T12] Workqueue: netns cleanup_net
[   32.293948][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.294156][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.294639][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   32.294793][   T12] RAX: 00000000ffffffa6 RBX: ff11000006016200 RCX: 1ff4000000018ed5
[   32.294969][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000060162bc
[   32.295148][   T12] RBP: ff1100001a5a1000 R08: 1fe2200000c02c59 R09: ff11000001aed1d0
[   32.295383][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   32.295562][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   32.295744][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   32.295961][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.296111][   T12] CR2: 000055be70ea82b8 CR3: 0000000012b01002 CR4: 0000000000771ef0
[   32.296302][   T12] PKRU: 55555554
[   32.296440][   T12] Call Trace:
[   32.296530][   T12]  <TASK>
[   32.296593][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   32.296744][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.296901][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   32.297019][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.297143][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   32.297301][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   32.297472][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   32.297593][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   32.297713][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   32.297842][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   32.297965][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.298083][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.298208][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.298379][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.298500][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.298620][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.298738][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.298863][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.298987][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.299106][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.299230][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.299404][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.299524][   T12]  kthread (kernel/kthread.c:436)
[   32.299614][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.299771][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.299894][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.300013][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.300163][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.300284][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.300454][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.303918][   T12] ------------[ cut here ]------------
| [   32.304058][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   32.304310][   T12] Modules linked in: vxlan
| [   32.304729][   T12] Tainted: [W]=WARN
[   32.304830][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.304989][   T12] Workqueue: netns cleanup_net
[   32.305119][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.305291][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.305747][   T12] RSP: 0018:ffa00000000c75d8 EFLAGS: 00010286
[   32.305911][   T12] RAX: 00000000ffffffa6 RBX: ff110000060171c0 RCX: 1ff4000000018e81
[   32.306099][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000601727c
[   32.306290][   T12] RBP: ff1100001a84c000 R08: 1fe2200000c02e51 R09: ff11000001aed1d0
[   32.306485][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   32.306677][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   32.306872][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   32.307096][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.307256][   T12] CR2: 00005566d8bc29b8 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   32.307452][   T12] PKRU: 55555554
[   32.307546][   T12] Call Trace:
[   32.307639][   T12]  <TASK>
[   32.307706][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   32.307871][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.308027][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   32.308153][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   32.308278][   T12]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   32.308442][   T12]  vlan_device_event (net/8021q/vlan.c:515)
[   32.308575][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[   32.308701][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   32.308830][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[   32.308960][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   32.309088][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   32.309248][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.309412][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   32.309537][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.309663][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   32.309829][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   32.309960][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   32.310091][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   32.310218][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   32.310355][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   32.310483][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.310608][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.310737][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.310868][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.310992][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.311133][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.311271][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.311409][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.311539][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.311664][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.311796][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.311925][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.312054][   T12]  kthread (kernel/kthread.c:436)
[   32.312148][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.312311][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.312443][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.312570][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.312726][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.312856][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.312981][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.315744][   T12] ------------[ cut here ]------------
| [   32.315875][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   32.316119][   T12] Modules linked in: vxlan
| [   32.316537][   T12] Tainted: [W]=WARN
[   32.316631][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.316794][   T12] Workqueue: netns cleanup_net
[   32.316924][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.317098][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.317551][   T12] RSP: 0018:ffa00000000c75d8 EFLAGS: 00010286
[   32.317708][   T12] RAX: 00000000ffffffa6 RBX: ff1100000549da80 RCX: 1ff4000000018e81
[   32.317900][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000549db3c
[   32.318093][   T12] RBP: ff11000014f7c000 R08: 1fe2200000a93b69 R09: ff11000001aed1d0
[   32.318280][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   32.318471][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   32.318660][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   32.318882][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.319037][   T12] CR2: 00005566d8bc29b8 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   32.319227][   T12] PKRU: 55555554
[   32.319328][   T12] Call Trace:
[   32.319421][   T12]  <TASK>
[   32.319486][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   32.319644][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.319805][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   32.319930][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   32.320054][   T12]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   32.320212][   T12]  vlan_device_event (net/8021q/vlan.c:515)
[   32.320346][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[   32.320472][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   32.320597][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[   32.320726][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   32.320858][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   32.321016][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.321179][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   32.321308][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.321437][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   32.321598][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   32.321726][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   32.321857][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   32.321982][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   32.322107][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   32.322234][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.322368][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.322496][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.322625][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.322749][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.322880][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.323004][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.323131][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.323261][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.323397][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.323526][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.323655][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.323785][   T12]  kthread (kernel/kthread.c:436)
[   32.323879][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.324031][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.324155][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.324282][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.324447][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.324573][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.324698][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.327034][   T12] ------------[ cut here ]------------
| [   32.327157][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   32.328280][   T12] Modules linked in: vxlan
| [   32.328722][   T12] Tainted: [W]=WARN
[   32.328818][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.328967][   T12] Workqueue: netns cleanup_net
[   32.329097][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.329252][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.329690][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   32.329846][   T12] RAX: 00000000ffffffa6 RBX: ff11000012b0b1c0 RCX: 1ff4000000018ed5
[   32.330026][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0b27c
[   32.330206][   T12] RBP: ff110000194a1000 R08: 1fe2200002561651 R09: ff11000001aed1d0
[   32.330394][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   32.330574][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   32.330767][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   32.330977][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.331127][   T12] CR2: 00005566d8bc29b8 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   32.331307][   T12] PKRU: 55555554
[   32.331402][   T12] Call Trace:
[   32.331492][   T12]  <TASK>
[   32.331560][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   32.331712][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.331867][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   32.331988][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.332114][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   32.332273][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   32.332401][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   32.332523][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   32.332643][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   32.332768][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   32.332895][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.333022][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.333147][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.333270][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.333396][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.333517][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.333637][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.333766][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.333890][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.334011][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.334135][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.334259][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.334390][   T12]  kthread (kernel/kthread.c:436)
[   32.334480][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.334627][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.334753][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.334879][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.335028][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.335147][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.335269][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.337890][   T12] ------------[ cut here ]------------
| [   32.338023][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   32.338259][   T12] Modules linked in: vxlan
| [   32.339005][   T12] Tainted: [W]=WARN
[   32.339095][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.339243][   T12] Workqueue: netns cleanup_net
[   32.339422][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.339579][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.340015][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   32.340165][   T12] RAX: 00000000ffffffa6 RBX: ff11000008de5540 RCX: 1ff4000000018ed5
[   32.340399][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008de55fc
[   32.340577][   T12] RBP: ff11000019474000 R08: 1fe22000011bcac1 R09: ff11000001aed1d0
[   32.340755][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   32.340982][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   32.341163][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   32.341421][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.341571][   T12] CR2: 00005566d8bc29b8 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   32.341750][   T12] PKRU: 55555554
[   32.341850][   T12] Call Trace:
[   32.341938][   T12]  <TASK>
[   32.342001][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   32.342156][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.342307][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   32.342476][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.342596][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   32.342747][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   32.342877][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   32.342998][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   32.343119][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   32.343239][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   32.343414][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.343533][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.343656][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.343782][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.343902][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.344024][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.344144][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.344270][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.344442][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.344562][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.344687][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.344814][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.344934][   T12]  kthread (kernel/kthread.c:436)
[   32.345026][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.345177][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.345299][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.345467][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.345617][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.345735][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.345860][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.348770][   T12] ------------[ cut here ]------------
| [   32.348903][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   32.349150][   T12] Modules linked in: vxlan
| [   32.349570][   T12] Tainted: [W]=WARN
[   32.349665][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.349825][   T12] Workqueue: netns cleanup_net
[   32.349955][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.350123][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.350583][   T12] RSP: 0018:ffa00000000c75d8 EFLAGS: 00010286
[   32.350740][   T12] RAX: 00000000ffffffa6 RBX: ff11000013a26c80 RCX: 1ff4000000018e81
[   32.350933][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013a26d3c
[   32.351123][   T12] RBP: ff11000015ae4000 R08: 1fe2200002744da9 R09: ff11000001aed1d0
[   32.351309][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   32.351509][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   32.351699][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   32.352103][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.352259][   T12] CR2: 000055669eb10d5c CR3: 0000000012f44005 CR4: 0000000000771ef0
[   32.352456][   T12] PKRU: 55555554
[   32.352549][   T12] Call Trace:
[   32.352642][   T12]  <TASK>
[   32.352714][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   32.352887][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.353044][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   32.353174][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   32.353301][   T12]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   32.353462][   T12]  vlan_device_event (net/8021q/vlan.c:515)
[   32.353587][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[   32.353713][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   32.353845][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[   32.353973][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   32.354101][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   32.354258][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.354426][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   32.354554][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.354678][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   32.354845][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   32.354977][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   32.355102][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   32.355233][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   32.355370][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   32.355497][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.355625][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.355753][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.355887][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.356010][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.356136][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.356261][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.356394][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.356527][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.356652][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.356788][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.356919][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.357045][   T12]  kthread (kernel/kthread.c:436)
[   32.357140][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.357307][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.357443][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.357568][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.357725][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.357858][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.357989][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.360728][   T12] ------------[ cut here ]------------
| [   32.360861][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   32.361104][   T12] Modules linked in: vxlan
| [   32.361526][   T12] Tainted: [W]=WARN
[   32.361620][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.361785][   T12] Workqueue: netns cleanup_net
[   32.361914][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.362078][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.362532][   T12] RSP: 0018:ffa00000000c75d8 EFLAGS: 00010286
[   32.362689][   T12] RAX: 00000000ffffffa6 RBX: ff11000005a14900 RCX: 1ff4000000018e81
[   32.362879][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005a149bc
[   32.363062][   T12] RBP: ff1100001585c000 R08: 1fe2200000b42939 R09: ff11000001aed1d0
[   32.363252][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   32.363446][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   32.363634][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   32.363857][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.364011][   T12] CR2: 000055669eb10d5c CR3: 0000000012f44005 CR4: 0000000000771ef0
[   32.364196][   T12] PKRU: 55555554
[   32.364292][   T12] Call Trace:
[   32.364391][   T12]  <TASK>
[   32.364456][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   32.364614][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.364776][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   32.364901][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   32.365024][   T12]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   32.365181][   T12]  vlan_device_event (net/8021q/vlan.c:515)
[   32.365330][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[   32.365458][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   32.365583][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[   32.365712][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   32.365846][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   32.366005][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.366162][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   32.366291][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.366422][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   32.366589][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   32.366716][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   32.366852][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   32.366976][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   32.367102][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   32.367228][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.367359][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.367487][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.367611][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.367736][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.367865][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.367987][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.368112][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.368242][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.368375][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.368505][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.368634][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.368765][   T12]  kthread (kernel/kthread.c:436)
[   32.368858][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.369013][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.369138][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.369270][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.369432][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.369558][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.369683][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.374807][   T12] ------------[ cut here ]------------
| [   32.374940][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   32.375178][   T12] Modules linked in: vxlan
| [   32.375596][   T12] Tainted: [W]=WARN
[   32.375687][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.375844][   T12] Workqueue: netns cleanup_net
[   32.375973][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.376131][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.376943][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   32.377096][   T12] RAX: 00000000ffffffa6 RBX: ff1100000549c3c0 RCX: 1ff4000000018ed5
[   32.377277][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000549c47c
[   32.377556][   T12] RBP: ff1100001946c000 R08: 1fe2200000a93891 R09: ff11000001aed1d0
[   32.377737][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   32.377925][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   32.378108][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   32.378428][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.378578][   T12] CR2: 000055669eb10d5c CR3: 0000000012f44005 CR4: 0000000000771ef0
[   32.378766][   T12] PKRU: 55555554
[   32.378858][   T12] Call Trace:
[   32.378953][   T12]  <TASK>
[   32.379107][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   32.379273][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.379519][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   32.379639][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.379765][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   32.379919][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   32.380041][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   32.380163][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   32.380290][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   32.380491][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   32.380616][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.380737][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.380867][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.380990][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.381110][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.381233][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.381443][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.381566][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.381692][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.381820][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.381946][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.382071][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.382192][   T12]  kthread (kernel/kthread.c:436)
[   32.382286][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.382519][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.382641][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.382768][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.382920][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.383041][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.383162][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.387231][   T12] ------------[ cut here ]------------
| [   32.387367][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   32.387605][   T12] Modules linked in: vxlan
| [   32.388010][   T12] Tainted: [W]=WARN
[   32.388101][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.388254][   T12] Workqueue: netns cleanup_net
[   32.388389][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.388551][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.388991][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   32.389143][   T12] RAX: 00000000ffffffa6 RBX: ff1100000538c040 RCX: 1ff4000000018ed5
[   32.389938][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000538c0fc
[   32.390119][   T12] RBP: ff11000016f34000 R08: 1fe2200000a71821 R09: ff11000001aed1d0
[   32.390307][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   32.390540][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   32.390719][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   32.390932][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.391085][   T12] CR2: 000055669eb10d5c CR3: 0000000012f44005 CR4: 0000000000771ef0
[   32.391269][   T12] PKRU: 55555554
[   32.391409][   T12] Call Trace:
[   32.391500][   T12]  <TASK>
[   32.391563][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   32.391720][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.391876][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   32.391997][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.392118][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   32.392276][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   32.392448][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   32.392571][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   32.392692][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   32.392820][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   32.392942][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.393062][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.393186][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.393308][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.393476][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.393599][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.393719][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.393846][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.393971][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.394092][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.394222][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.394399][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.394521][   T12]  kthread (kernel/kthread.c:436)
[   32.394612][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.394768][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.394888][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.395008][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.395159][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.395281][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.395451][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.441564][   T12] ------------[ cut here ]------------
| [   32.441707][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   32.441958][   T12] Modules linked in: vxlan
| [   32.442506][   T12] Tainted: [W]=WARN
[   32.442599][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.442748][   T12] Workqueue: netns cleanup_net
[   32.442880][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.443128][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.443602][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   32.443753][   T12] RAX: 00000000ffffffa6 RBX: ff1100000538d1c0 RCX: 1ff4000000018eed
[   32.443937][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000538d27c
[   32.444119][   T12] RBP: ff11000015e99000 R08: 1fe2200000a71a51 R09: ff11000001aed1d0
[   32.444303][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   32.444488][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   32.444665][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   32.444880][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.445030][   T12] CR2: 00005566d8bc29b8 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   32.445212][   T12] PKRU: 55555554
[   32.445304][   T12] Call Trace:
[   32.445400][   T12]  <TASK>
[   32.445462][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   32.445614][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.445768][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   32.445889][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   32.446010][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.446151][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   32.446273][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   32.446403][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   32.446524][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.446644][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.446774][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.446894][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.447011][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.447129][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.447252][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.447382][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.447505][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.447628][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.447755][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.447892][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.448014][   T12]  kthread (kernel/kthread.c:436)
[   32.448108][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.448261][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.448387][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.448508][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.448659][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.448791][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.448909][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.451940][   T12] ------------[ cut here ]------------
| [   32.452126][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   32.452407][   T12] Modules linked in: vxlan
| [   32.452803][   T12] Tainted: [W]=WARN
[   32.452893][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.453045][   T12] Workqueue: netns cleanup_net
[   32.453168][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.453335][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.453766][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   32.453918][   T12] RAX: 00000000ffffffa6 RBX: ff1100000538d8c0 RCX: 1ff4000000018eed
[   32.454095][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000538d97c
[   32.454273][   T12] RBP: ff110000165ec000 R08: 1fe2200000a71b31 R09: ff11000001aed1d0
[   32.454461][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   32.454639][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   32.454823][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   32.455035][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.455185][   T12] CR2: 00005566d8bc29b8 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   32.455373][   T12] PKRU: 55555554
[   32.455475][   T12] Call Trace:
[   32.455564][   T12]  <TASK>
[   32.455627][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   32.455786][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.455934][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   32.456059][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   32.456180][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.456307][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   32.456438][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   32.456564][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   32.456685][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.456810][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.456935][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.457058][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.457178][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.457306][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.457433][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.457558][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.457685][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.457814][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.457939][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.458066][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.458184][   T12]  kthread (kernel/kthread.c:436)
[   32.458277][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.458431][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.458554][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.458678][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.458836][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.458957][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.459076][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.461600][   T12] ------------[ cut here ]------------
| [   32.461731][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   32.461974][   T12] Modules linked in: vxlan
| [   32.462543][   T12] Tainted: [W]=WARN
[   32.462633][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.462789][   T12] Workqueue: netns cleanup_net
[   32.462913][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.463069][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.463598][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   32.463888][   T12] RAX: 00000000ffffffa6 RBX: ff110000129c9a80 RCX: 1ff4000000018eed
[   32.464083][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129c9b3c
[   32.464259][   T12] RBP: ff110000164b9000 R08: 1fe2200002539369 R09: ff11000001aed1d0
[   32.464508][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   32.464685][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   32.464872][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   32.465077][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.465229][   T12] CR2: 00005566d8bc29b8 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   32.465469][   T12] PKRU: 55555554
[   32.465561][   T12] Call Trace:
[   32.465649][   T12]  <TASK>
[   32.465711][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   32.465872][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.466019][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   32.466142][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   32.466268][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.466436][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   32.466560][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   32.466684][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   32.466812][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.466930][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.467066][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.467189][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.467306][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.467470][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.467590][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.467714][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.467842][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.467960][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.468082][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.468206][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.468373][   T12]  kthread (kernel/kthread.c:436)
[   32.468462][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.468606][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.468725][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.468855][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.469001][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.469123][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.469246][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.471975][   T12] ------------[ cut here ]------------
| [   32.472104][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   32.472355][   T12] Modules linked in: vxlan
| [   32.472751][   T12] Tainted: [W]=WARN
[   32.472848][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.472997][   T12] Workqueue: netns cleanup_net
[   32.473124][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.473280][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.473711][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   32.473866][   T12] RAX: 00000000ffffffa6 RBX: ff11000006060200 RCX: 1ff4000000018eed
[   32.474042][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000060602bc
[   32.474221][   T12] RBP: ff110000164a9000 R08: 1fe2200000c0c059 R09: ff11000001aed1d0
[   32.474406][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   32.474584][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   32.474768][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   32.474978][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.475127][   T12] CR2: 00007fd7b0087668 CR3: 0000000004a42001 CR4: 0000000000771ef0
[   32.475308][   T12] PKRU: 55555554
[   32.475403][   T12] Call Trace:
[   32.475492][   T12]  <TASK>
[   32.475554][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   32.475706][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.475860][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   32.475978][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   32.476101][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.476218][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   32.476346][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   32.476468][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   32.476587][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.476704][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.476831][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.476949][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.477066][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.477184][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.477308][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.477434][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.477558][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.477677][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.477806][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.477929][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.478046][   T12]  kthread (kernel/kthread.c:436)
[   32.478135][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.478283][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.478408][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.478528][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.478679][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.478802][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.478925][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.480913][   T12] ------------[ cut here ]------------
| [   32.481029][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   32.481259][   T12] Modules linked in: vxlan
| [   32.482078][   T12] Tainted: [W]=WARN
[   32.482169][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.482383][   T12] Workqueue: netns cleanup_net
[   32.482506][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.482657][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.483088][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   32.483237][   T12] RAX: 00000000ffffffa6 RBX: ff11000006060580 RCX: 1ff4000000018eed
[   32.483492][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000606063c
[   32.483668][   T12] RBP: ff11000017519000 R08: 1fe2200000c0c0c9 R09: ff11000001aed1d0
[   32.483851][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   32.484029][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   32.484209][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   32.484493][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.484641][   T12] CR2: 00007fd7b0087668 CR3: 0000000004a42001 CR4: 0000000000771ef0
[   32.484826][   T12] PKRU: 55555554
[   32.484914][   T12] Call Trace:
[   32.485002][   T12]  <TASK>
[   32.485064][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   32.485218][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.485437][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   32.485556][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   32.485676][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.485800][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   32.485918][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   32.486038][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   32.486156][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.486276][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.486471][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.486594][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.486711][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.486837][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.486956][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.487076][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.487198][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.487384][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.487507][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.487634][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.487752][   T12]  kthread (kernel/kthread.c:436)
[   32.487846][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.487992][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.488114][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.488234][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.488458][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.488576][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.488697][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.501152][   T12] ------------[ cut here ]------------
| [   32.501280][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   32.501522][   T12] Modules linked in: vxlan
| [   32.501923][   T12] Tainted: [W]=WARN
[   32.502013][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.502162][   T12] Workqueue: netns cleanup_net
[   32.502291][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.502454][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.502884][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   32.503036][   T12] RAX: 00000000ffffffa6 RBX: ff11000006060c80 RCX: 1ff4000000018eed
[   32.503223][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000006060d3c
[   32.503415][   T12] RBP: ff11000017559000 R08: 1fe2200000c0c1a9 R09: ff11000001aed1d0
[   32.503590][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   32.503773][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   32.503952][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   32.504161][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.504325][   T12] CR2: 00007fd7b0087668 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   32.504511][   T12] PKRU: 55555554
[   32.504603][   T12] Call Trace:
[   32.504697][   T12]  <TASK>
[   32.504765][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   32.504922][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.505072][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   32.505192][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   32.505320][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.505440][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   32.505568][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   32.505690][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   32.505815][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.505934][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.506061][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.506180][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.506301][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.506431][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.506550][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.506670][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.506798][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.506917][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.507044][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.507167][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.507289][   T12]  kthread (kernel/kthread.c:436)
[   32.507386][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.507535][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.507653][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.507779][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.507930][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.508050][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.508174][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.510373][   T12] ------------[ cut here ]------------
| [   32.510500][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   32.510736][   T12] Modules linked in: vxlan
| [   32.511129][   T12] Tainted: [W]=WARN
[   32.511218][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.511381][   T12] Workqueue: netns cleanup_net
[   32.511504][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.511659][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.512093][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   32.512243][   T12] RAX: 00000000ffffffa6 RBX: ff11000006061380 RCX: 1ff4000000018eed
[   32.512432][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000606143c
[   32.512612][   T12] RBP: ff11000005209000 R08: 1fe2200000c0c289 R09: ff11000001aed1d0
[   32.512796][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   32.512976][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   32.513157][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   32.513379][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.513531][   T12] CR2: 00007fd7b0087668 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   32.513714][   T12] PKRU: 55555554
[   32.513812][   T12] Call Trace:
[   32.513902][   T12]  <TASK>
[   32.513963][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   32.514114][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.514264][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   32.514395][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   32.514516][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.514636][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   32.514755][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   32.514883][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   32.515004][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.515124][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.515248][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.515376][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.515497][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.515617][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.515739][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.515867][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.515992][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.516111][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.516236][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.516370][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.516492][   T12]  kthread (kernel/kthread.c:436)
[   32.516583][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.516729][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.516852][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.516972][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.517120][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.517244][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.517376][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.519656][   T12] ------------[ cut here ]------------
| [   32.519780][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   32.520016][   T12] Modules linked in: vxlan
| [   32.520412][   T12] Tainted: [W]=WARN
[   32.520502][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.520649][   T12] Workqueue: netns cleanup_net
[   32.520775][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.520931][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.521367][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   32.521516][   T12] RAX: 00000000ffffffa6 RBX: ff110000158be740 RCX: 1ff4000000018eed
[   32.521692][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000158be7fc
[   32.521874][   T12] RBP: ff110000176b9000 R08: 1fe2200002b17d01 R09: ff11000001aed1d0
[   32.522049][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   32.522227][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   32.522414][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   32.522621][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.522771][   T12] CR2: 00007fd7b0087668 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   32.522949][   T12] PKRU: 55555554
[   32.523038][   T12] Call Trace:
[   32.523125][   T12]  <TASK>
[   32.523186][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   32.523347][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.523498][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   32.523616][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   32.523734][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.523855][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   32.523975][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   32.524094][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   32.524214][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.524341][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.524468][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.524586][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.524704][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.524831][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.524950][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.525070][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.525192][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.525310][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.525453][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.525577][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.525696][   T12]  kthread (kernel/kthread.c:436)
[   32.525796][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.525942][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.526061][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.526180][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.526337][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.526462][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.526579][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.528739][   T12] ------------[ cut here ]------------
| [   32.528868][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   32.529175][   T12] Modules linked in: vxlan
| [   32.529585][   T12] Tainted: [W]=WARN
[   32.529674][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.529833][   T12] Workqueue: netns cleanup_net
[   32.529956][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.530114][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.530551][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   32.530702][   T12] RAX: 00000000ffffffa6 RBX: ff11000012b0b540 RCX: 1ff4000000018eed
[   32.530887][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0b5fc
[   32.531065][   T12] RBP: ff11000016989000 R08: 1fe22000025616c1 R09: ff11000001aed1d0
[   32.531240][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   32.531432][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   32.531610][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   32.531823][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.531973][   T12] CR2: 00007fd7b0087668 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   32.532149][   T12] PKRU: 55555554
[   32.532239][   T12] Call Trace:
[   32.532338][   T12]  <TASK>
[   32.532400][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   32.532551][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.532697][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   32.532823][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   32.533088][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.533214][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   32.533341][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   32.533462][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   32.533729][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.533855][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.533980][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.534099][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.534291][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.534418][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.534536][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.534657][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.534787][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.534915][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.535040][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.535166][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.535370][   T12]  kthread (kernel/kthread.c:436)
[   32.535460][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.535613][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.535732][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.535858][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.536007][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.536201][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.536329][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.538865][   T12] ------------[ cut here ]------------
| [   32.538985][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   32.539224][   T12] Modules linked in: vxlan
| [   32.539631][   T12] Tainted: [W]=WARN
[   32.539720][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.539876][   T12] Workqueue: netns cleanup_net
[   32.540077][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.540236][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.541185][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   32.541388][   T12] RAX: 00000000ffffffa6 RBX: ff11000012b0ac80 RCX: 1ff4000000018eed
[   32.541566][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0ad3c
[   32.541741][   T12] RBP: ff110000176d1000 R08: 1fe22000025615a9 R09: ff11000001aed1d0
[   32.541923][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   32.542098][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   32.542278][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   32.542534][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.542684][   T12] CR2: 00007fd7b0087668 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   32.542915][   T12] PKRU: 55555554
[   32.543004][   T12] Call Trace:
[   32.543092][   T12]  <TASK>
[   32.543154][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   32.543310][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.543504][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   32.543624][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   32.543744][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.543873][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   32.543992][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   32.544114][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   32.544236][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.544407][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.544531][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.544653][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.544789][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.544909][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.545029][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.545156][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.545282][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.545452][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.545579][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.545704][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.545826][   T12]  kthread (kernel/kthread.c:436)
[   32.545916][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.546062][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.546183][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.546310][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.546513][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.546636][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.546764][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.562494][   T12] ------------[ cut here ]------------
| [   32.562671][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   32.562984][   T12] Modules linked in: vxlan
| [   32.563578][   T12] Tainted: [W]=WARN
[   32.563785][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.564044][   T12] Workqueue: netns cleanup_net
[   32.564285][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.564568][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.565125][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   32.565408][   T12] RAX: 00000000ffffffa6 RBX: ff1100001311c3c0 RCX: 1ff4000000018eaf
[   32.565703][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001311c47c
[   32.565998][   T12] RBP: ff110000164c4000 R08: 1fe2200002623891 R09: ff11000001aed1d0
[   32.566240][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   32.566494][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000116f9000
[   32.566736][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   32.567016][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.567224][   T12] CR2: 000000001c922006 CR3: 0000000004a80005 CR4: 0000000000771ef0
[   32.567486][   T12] PKRU: 55555554
[   32.567631][   T12] Call Trace:
[   32.567783][   T12]  <TASK>
[   32.567903][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   32.568085][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   32.568235][   T12]  netif_close_many (net/core/dev.c:1804)
[   32.568432][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.568609][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.568793][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.568973][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   32.569151][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   32.569381][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   32.569592][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   32.569776][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.569952][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   32.570129][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.570363][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   32.570544][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   32.570724][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   32.570906][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   32.571082][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   32.571260][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   32.571460][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.571635][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.571823][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.572037][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.572216][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.572420][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.572598][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.572816][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.573001][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.573217][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.573422][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.573615][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.573802][   T12]  kthread (kernel/kthread.c:436)
[   32.573949][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.574155][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.574356][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.574536][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.574742][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.574927][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.575106][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.577454][   T12] ------------[ cut here ]------------
| [   32.577625][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   32.577933][   T12] Modules linked in: vxlan
| [   32.579203][   T12] Tainted: [W]=WARN
[   32.579446][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.579738][   T12] Workqueue: netns cleanup_net
[   32.580043][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.580363][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.580955][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   32.581286][   T12] RAX: 00000000ffffffa6 RBX: ff11000011e4a740 RCX: 1ff4000000018eaf
[   32.581615][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e4a7fc
[   32.581946][   T12] RBP: ff110000116f9000 R08: 1fe22000023c9501 R09: ff11000001aed1d0
[   32.582265][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   32.582586][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   32.582886][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   32.583235][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.583510][   T12] CR2: 000000001c922006 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   32.583807][   T12] PKRU: 55555554
[   32.584032][   T12] Call Trace:
[   32.584252][   T12]  <TASK>
[   32.584439][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   32.584688][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   32.584932][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   32.585129][   T12]  netif_close_many (net/core/dev.c:1804)
[   32.585375][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.585603][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.585864][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.586092][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   32.586356][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   32.586614][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   32.586864][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   32.587039][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.587214][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   32.587416][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.587628][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   32.587812][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   32.587991][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   32.588166][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   32.588362][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   32.588541][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   32.588719][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.588906][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.589085][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.589272][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.589463][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.589641][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.589862][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.590050][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.590230][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.590429][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.590610][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.590796][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.590974][   T12]  kthread (kernel/kthread.c:436)
[   32.591118][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.591343][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.591519][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.591707][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.591921][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.592096][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.592275][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.605890][   T12] ------------[ cut here ]------------
| [   32.606062][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   32.606371][   T12] Modules linked in: vxlan
| [   32.606878][   T12] Tainted: [W]=WARN
[   32.607019][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.607233][   T12] Workqueue: netns cleanup_net
[   32.607431][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.607644][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.608126][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   32.608358][   T12] RAX: 00000000ffffffa6 RBX: ff11000012a60c80 RCX: 1ff4000000018ed5
[   32.608598][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012a60d3c
[   32.608834][   T12] RBP: ff110000164c4000 R08: 1fe220000254c1a9 R09: ff11000001aed1d0
[   32.609064][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   32.609294][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   32.609580][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   32.609849][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.610050][   T12] CR2: 000000001c922006 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   32.610282][   T12] PKRU: 55555554
[   32.610440][   T12] Call Trace:
[   32.610583][   T12]  <TASK>
[   32.610700][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   32.610917][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.611121][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   32.611298][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   32.611490][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   32.611664][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   32.611844][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   32.612025][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   32.612205][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.612395][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.612574][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.612747][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.612925][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.613100][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.613279][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.613466][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.613645][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.613829][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.614009][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.614188][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.614384][   T12]  kthread (kernel/kthread.c:436)
[   32.614529][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.614735][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.614919][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.615092][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.615297][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.615487][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.615660][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.618658][   T12] ------------[ cut here ]------------
| [   32.618831][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   32.619122][   T12] Modules linked in: vxlan
| [   32.619817][   T12] Tainted: [W]=WARN
[   32.619959][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.620194][   T12] Workqueue: netns cleanup_net
[   32.620393][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.620604][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.621093][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   32.621301][   T12] RAX: 00000000ffffffa6 RBX: ff1100000549dc40 RCX: 1ff4000000018ed5
[   32.621551][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000549dcfc
[   32.621823][   T12] RBP: ff110000116f9000 R08: 1fe2200000a93ba1 R09: ff11000001aed1d0
[   32.622053][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   32.622286][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   32.622541][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   32.622811][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.623013][   T12] CR2: 000000001c922006 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   32.623252][   T12] PKRU: 55555554
[   32.623415][   T12] Call Trace:
[   32.623562][   T12]  <TASK>
[   32.623676][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   32.623891][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.624097][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   32.624278][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   32.624468][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   32.624650][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   32.624837][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   32.625012][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   32.625188][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.625383][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.625566][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.625745][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.625926][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.626105][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.626281][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.626477][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.626655][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.626838][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.627015][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.627194][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.627391][   T12]  kthread (kernel/kthread.c:436)
[   32.627536][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.627738][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.627919][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.628094][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.628307][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.628556][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.628734][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.680839][   T12] ------------[ cut here ]------------
| [   32.681030][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   32.681402][   T12] Modules linked in: vxlan
| [   32.681918][   T12] Tainted: [W]=WARN
[   32.682059][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.682261][   T12] Workqueue: netns cleanup_net
[   32.682463][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.682672][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.683163][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   32.683391][   T12] RAX: 00000000ffffffa6 RBX: ff11000016908ac0 RCX: 1ff4000000018eed
[   32.683624][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000016908b7c
[   32.683863][   T12] RBP: ff11000015c0c000 R08: 1fe2200002d21171 R09: ff11000001aed1d0
[   32.684093][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   32.684345][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   32.684581][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   32.684853][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.685057][   T12] CR2: 000000001c922006 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   32.685293][   T12] PKRU: 55555554
[   32.685452][   T12] Call Trace:
[   32.685595][   T12]  <TASK>
[   32.685710][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   32.685933][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.686134][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   32.686332][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   32.686511][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.686685][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   32.686870][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   32.687047][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   32.687229][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.687423][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.687604][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.687785][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.687958][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.688134][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.688328][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.688513][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.688692][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.688872][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.689053][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.689234][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.689426][   T12]  kthread (kernel/kthread.c:436)
[   32.689570][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.689782][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.689955][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.690130][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.690356][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.690533][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.690706][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.693426][   T12] ------------[ cut here ]------------
| [   32.693628][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   32.693954][   T12] Modules linked in: vxlan
| [   32.694471][   T12] Tainted: [W]=WARN
[   32.694614][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.694855][   T12] Workqueue: netns cleanup_net
[   32.695035][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.695243][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.695742][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   32.695954][   T12] RAX: 00000000ffffffa6 RBX: ff11000016909380 RCX: 1ff4000000018eed
[   32.696185][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001690943c
[   32.696435][   T12] RBP: ff11000016b6c000 R08: 1fe2200002d21289 R09: ff11000001aed1d0
[   32.696663][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   32.696896][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   32.697131][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   32.697414][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.697615][   T12] CR2: 000000001c922006 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   32.697851][   T12] PKRU: 55555554
[   32.697990][   T12] Call Trace:
[   32.698131][   T12]  <TASK>
[   32.698247][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   32.698469][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.698668][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   32.698848][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   32.699021][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.699191][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   32.699385][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   32.699562][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   32.699735][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.699911][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.700086][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.700258][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.700447][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.700621][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.700801][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.700980][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.701157][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.701348][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.701523][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.701699][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.701881][   T12]  kthread (kernel/kthread.c:436)
[   32.702025][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.702228][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.702420][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.702591][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.702797][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.702970][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.703140][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.705836][   T12] ------------[ cut here ]------------
| [   32.705998][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   32.706281][   T12] Modules linked in: vxlan
| [   32.707229][   T12] Tainted: [W]=WARN
[   32.707393][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.707593][   T12] Workqueue: netns cleanup_net
[   32.707775][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.707981][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.708480][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   32.708680][   T12] RAX: 00000000ffffffa6 RBX: ff11000013705700 RCX: 1ff4000000018eed
[   32.708914][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137057bc
[   32.709144][   T12] RBP: ff11000016b49000 R08: 1fe22000026e0af9 R09: ff11000001aed1d0
[   32.709391][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   32.709618][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   32.709858][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   32.710119][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.710343][   T12] CR2: 000000001c922006 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   32.710573][   T12] PKRU: 55555554
[   32.710712][   T12] Call Trace:
[   32.710859][   T12]  <TASK>
[   32.710970][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   32.711176][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.711396][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   32.711601][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   32.711811][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.711984][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   32.712160][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   32.712358][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   32.712534][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.712706][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.712889][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.713063][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.713231][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.713424][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.713597][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.713776][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.713952][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.714126][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.714303][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.714495][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.714665][   T12]  kthread (kernel/kthread.c:436)
[   32.714815][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.715011][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.715195][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.715390][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.715594][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.715770][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.715943][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.718449][   T12] ------------[ cut here ]------------
| [   32.718613][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   32.718910][   T12] Modules linked in: vxlan
| [   32.719498][   T12] Tainted: [W]=WARN
[   32.719726][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.719975][   T12] Workqueue: netns cleanup_net
[   32.720196][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.720472][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.720996][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   32.721247][   T12] RAX: 00000000ffffffa6 RBX: ff11000013705380 RCX: 1ff4000000018eed
[   32.721544][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001370543c
[   32.721825][   T12] RBP: ff110000177e9000 R08: 1fe22000026e0a89 R09: ff11000001aed1d0
[   32.722098][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   32.722391][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   32.722664][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   32.722970][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.723215][   T12] CR2: 000000001c922006 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   32.723503][   T12] PKRU: 55555554
[   32.723685][   T12] Call Trace:
[   32.723876][   T12]  <TASK>
[   32.724035][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   32.724293][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.724553][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   32.724778][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   32.724993][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.725205][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   32.725441][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   32.725658][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   32.725882][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.726096][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.726341][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.726579][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.726863][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.727132][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.727412][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.727672][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.727942][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.728209][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.728496][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.728755][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.728994][   T12]  kthread (kernel/kthread.c:436)
[   32.729209][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.729470][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.729686][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.729912][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.730187][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.730420][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.730635][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.735016][   T12] ------------[ cut here ]------------
| [   32.735147][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   32.735398][   T12] Modules linked in: vxlan
| [   32.735806][   T12] Tainted: [W]=WARN
[   32.735896][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.736042][   T12] Workqueue: netns cleanup_net
[   32.736167][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.736330][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.736751][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   32.736906][   T12] RAX: 00000000ffffffa6 RBX: ff11000013704740 RCX: 1ff4000000018eed
[   32.737087][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137047fc
[   32.737266][   T12] RBP: ff11000016b31000 R08: 1fe22000026e0901 R09: ff11000001aed1d0
[   32.737452][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   32.737630][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   32.737813][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   32.738026][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.738175][   T12] CR2: 00007fcc37815000 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   32.738365][   T12] PKRU: 55555554
[   32.738453][   T12] Call Trace:
[   32.738542][   T12]  <TASK>
[   32.738604][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   32.738761][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.738909][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   32.739028][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   32.739148][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.739267][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   32.739394][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   32.739512][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   32.739632][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.739750][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.739880][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.740001][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.740119][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.740238][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.740367][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.740487][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.740610][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.740728][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.740857][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.740979][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.741097][   T12]  kthread (kernel/kthread.c:436)
[   32.741186][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.741343][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.741463][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.741582][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.741732][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.741856][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.741974][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.762149][   T12] ------------[ cut here ]------------
| [   32.762289][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   32.762544][   T12] Modules linked in: vxlan
| [   32.762966][   T12] Tainted: [W]=WARN
[   32.763061][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.763219][   T12] Workqueue: netns cleanup_net
[   32.763360][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.763524][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.764006][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   32.764164][   T12] RAX: 00000000ffffffa6 RBX: ff11000013705c40 RCX: 1ff4000000018eaf
[   32.764419][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013705cfc
[   32.764612][   T12] RBP: ff11000016ca4000 R08: 1fe22000026e0ba1 R09: ff11000001aed1d0
[   32.764803][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   32.764990][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   32.765177][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   32.765456][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.765612][   T12] CR2: 00007fcc37815000 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   32.765804][   T12] PKRU: 55555554
[   32.765897][   T12] Call Trace:
[   32.765993][   T12]  <TASK>
[   32.766059][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   32.766238][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   32.766392][   T12]  netif_close_many (net/core/dev.c:1804)
[   32.766523][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.766648][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.766778][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.766902][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   32.767033][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   32.767189][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   32.767403][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   32.767532][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.767659][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   32.767790][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.767947][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   32.768076][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   32.768204][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   32.768386][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   32.768511][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   32.768637][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   32.768773][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.768899][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.769027][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.769153][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.769279][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.769458][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.769582][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.769707][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.769841][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.769970][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.770102][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.770233][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.770413][   T12]  kthread (kernel/kthread.c:436)
[   32.770508][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.770664][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.770797][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.770922][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.771077][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.771204][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.771365][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.773716][   T12] ------------[ cut here ]------------
| [   32.773848][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   32.774089][   T12] Modules linked in: vxlan
| [   32.775012][   T12] Tainted: [W]=WARN
[   32.775105][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.775256][   T12] Workqueue: netns cleanup_net
[   32.775434][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.775593][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.776028][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   32.776180][   T12] RAX: 00000000ffffffa6 RBX: ff11000010b918c0 RCX: 1ff4000000018ed5
[   32.776374][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010b9197c
[   32.776558][   T12] RBP: ff11000016ca4000 R08: 1fe2200002172331 R09: ff11000001aed1d0
[   32.776740][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   32.776926][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   32.777107][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   32.777326][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.777479][   T12] CR2: 00007fcc37815000 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   32.777661][   T12] PKRU: 55555554
[   32.777752][   T12] Call Trace:
[   32.777854][   T12]  <TASK>
[   32.777917][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   32.778071][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.778225][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   32.778360][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   32.778489][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   32.778613][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   32.778739][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   32.778873][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   32.778998][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.779118][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.779241][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.779375][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.779499][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.779622][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.779742][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.779874][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.779999][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.780120][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.780248][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.780382][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.780506][   T12]  kthread (kernel/kthread.c:436)
[   32.780598][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.780750][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.780876][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.780999][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.781150][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.781276][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.781408][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.817953][   T12] ------------[ cut here ]------------
| [   32.818089][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   32.818346][   T12] Modules linked in: vxlan
| [   32.818749][   T12] Tainted: [W]=WARN
[   32.818848][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.819000][   T12] Workqueue: netns cleanup_net
[   32.819126][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.819284][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.819796][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   32.819953][   T12] RAX: 00000000ffffffa6 RBX: ff11000010b90c80 RCX: 1ff4000000018eed
[   32.820131][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010b90d3c
[   32.820310][   T12] RBP: ff1100001944c000 R08: 1fe22000021721a9 R09: ff11000001aed1d0
[   32.820495][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   32.820676][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   32.820861][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   32.821070][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.821219][   T12] CR2: 00007fcc37815000 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   32.821417][   T12] PKRU: 55555554
[   32.821508][   T12] Call Trace:
[   32.821598][   T12]  <TASK>
[   32.821661][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   32.821820][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.821969][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   32.822091][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   32.822212][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.822342][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   32.822463][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   32.822586][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   32.822707][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.822832][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.822954][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.823086][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.823211][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.823344][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.823465][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.823585][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.823713][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.823847][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.823977][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.824102][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.824222][   T12]  kthread (kernel/kthread.c:436)
[   32.824325][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.824474][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.824594][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.824714][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.824874][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.824993][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.825111][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.827327][   T12] ------------[ cut here ]------------
| [   32.827447][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   32.827680][   T12] Modules linked in: vxlan
| [   32.828091][   T12] Tainted: [W]=WARN
[   32.828184][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.828342][   T12] Workqueue: netns cleanup_net
[   32.828467][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.828623][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.829052][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   32.829204][   T12] RAX: 00000000ffffffa6 RBX: ff11000011e4aac0 RCX: 1ff4000000018eed
[   32.829390][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e4ab7c
[   32.829566][   T12] RBP: ff11000019429000 R08: 1fe22000023c9571 R09: ff11000001aed1d0
[   32.829744][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   32.829929][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   32.830109][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   32.830334][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.830483][   T12] CR2: 00007fcc37815000 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   32.830660][   T12] PKRU: 55555554
[   32.830749][   T12] Call Trace:
[   32.830843][   T12]  <TASK>
[   32.830906][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   32.831059][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.831207][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   32.831337][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   32.831459][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.831578][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   32.831697][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   32.831824][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   32.831947][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.832067][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.832188][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.832311][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.832434][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.832556][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.832675][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.832802][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.832925][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.833045][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.833170][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.833297][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.833424][   T12]  kthread (kernel/kthread.c:436)
[   32.833517][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.833664][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.833790][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.833911][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.834059][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.834179][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.834302][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.836578][   T12] ------------[ cut here ]------------
| [   32.836697][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   32.836933][   T12] Modules linked in: vxlan
| [   32.837341][   T12] Tainted: [W]=WARN
[   32.837430][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.837579][   T12] Workqueue: netns cleanup_net
[   32.837704][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.837861][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.838288][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   32.838444][   T12] RAX: 00000000ffffffa6 RBX: ff1100001311c040 RCX: 1ff4000000018eed
[   32.838623][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001311c0fc
[   32.838807][   T12] RBP: ff110000196f4000 R08: 1fe2200002623821 R09: ff11000001aed1d0
[   32.838984][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   32.839160][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   32.839345][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   32.839553][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.839703][   T12] CR2: 00007fcc37815000 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   32.839887][   T12] PKRU: 55555554
[   32.839974][   T12] Call Trace:
[   32.840063][   T12]  <TASK>
[   32.840126][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   32.840280][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.840432][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   32.840553][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   32.840673][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.840798][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   32.840919][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   32.841040][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   32.841161][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.841280][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.841408][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.841530][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.841648][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.841773][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.841893][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.842015][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.842138][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.842259][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.842392][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.842515][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.842634][   T12]  kthread (kernel/kthread.c:436)
[   32.842724][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.842878][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.842998][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.843118][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.843280][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.843412][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.843533][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.845531][   T12] ------------[ cut here ]------------
| [   32.845649][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   32.845885][   T12] Modules linked in: vxlan
| [   32.846277][   T12] Tainted: [W]=WARN
[   32.846829][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.846980][   T12] Workqueue: netns cleanup_net
[   32.847103][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.847256][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.847694][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   32.847851][   T12] RAX: 00000000ffffffa6 RBX: ff1100001671a040 RCX: 1ff4000000018eed
[   32.848030][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001671a0fc
[   32.848208][   T12] RBP: ff110000196dc000 R08: 1fe2200002ce3421 R09: ff11000001aed1d0
[   32.848397][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   32.848582][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   32.848766][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   32.848971][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.849118][   T12] CR2: 00007fcc37815000 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   32.849302][   T12] PKRU: 55555554
[   32.849395][   T12] Call Trace:
[   32.849483][   T12]  <TASK>
[   32.849546][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   32.849699][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.849851][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   32.849975][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   32.850096][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.850215][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   32.850341][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   32.850463][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   32.850583][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.850702][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.850830][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.850949][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.851067][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.851189][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.851308][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.851434][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.851558][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.851676][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.851803][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.851927][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.852047][   T12]  kthread (kernel/kthread.c:436)
[   32.852137][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.852296][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.852421][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.852540][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.852689][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.852814][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.852936][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.855103][   T12] ------------[ cut here ]------------
| [   32.855226][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   32.855898][   T12] Modules linked in: vxlan
| [   32.856290][   T12] Tainted: [W]=WARN
[   32.856430][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.856580][   T12] Workqueue: netns cleanup_net
[   32.856704][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.856870][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.857299][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   32.857499][   T12] RAX: 00000000ffffffa6 RBX: ff1100001671a3c0 RCX: 1ff4000000018eed
[   32.857684][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001671a47c
[   32.857871][   T12] RBP: ff110000196cc000 R08: 1fe2200002ce3491 R09: ff11000001aed1d0
[   32.858049][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   32.858231][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   32.858462][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   32.858670][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.858825][   T12] CR2: 00007fcc37815000 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   32.859003][   T12] PKRU: 55555554
[   32.859092][   T12] Call Trace:
[   32.859181][   T12]  <TASK>
[   32.859245][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   32.859449][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.859596][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   32.859714][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   32.859840][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.859959][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   32.860078][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   32.860202][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   32.860373][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.860495][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.860617][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.860737][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.860859][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.860979][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.861098][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.861220][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.861394][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.861512][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.861635][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.861763][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.861882][   T12]  kthread (kernel/kthread.c:436)
[   32.861971][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.862122][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.862242][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.862413][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.862562][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.862682][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.862807][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.877522][   T12] ------------[ cut here ]------------
| [   32.877660][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   32.877914][   T12] Modules linked in: vxlan
| [   32.878346][   T12] Tainted: [W]=WARN
[   32.878442][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.878606][   T12] Workqueue: netns cleanup_net
[   32.878738][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.878909][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.879364][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   32.879524][   T12] RAX: 00000000ffffffa6 RBX: ff1100001671a580 RCX: 1ff4000000018eaf
[   32.879718][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001671a63c
[   32.879917][   T12] RBP: ff110000196a9000 R08: 1fe2200002ce34c9 R09: ff11000001aed1d0
[   32.880105][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   32.880297][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   32.880494][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   32.880717][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.880880][   T12] CR2: 00007fff72064ba8 CR3: 0000000012f44005 CR4: 0000000000771ef0
[   32.881069][   T12] PKRU: 55555554
[   32.881164][   T12] Call Trace:
[   32.881258][   T12]  <TASK>
[   32.881332][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   32.881474][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   32.881573][   T12]  netif_close_many (net/core/dev.c:1804)
[   32.881704][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.881832][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.881958][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.882087][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   32.882212][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   32.882380][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   32.882537][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   32.882663][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.882800][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   32.882926][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.883089][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   32.883222][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   32.883364][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   32.883491][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   32.883617][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   32.883744][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   32.883883][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.884009][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.884137][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.884262][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.884399][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.884529][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.884654][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.884789][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.884919][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.885046][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.885179][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.885312][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.885444][   T12]  kthread (kernel/kthread.c:436)
[   32.885539][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.885697][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.885834][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.885961][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.886125][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.886256][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.886391][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.898249][   T12] ------------[ cut here ]------------
| [   32.898450][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   32.898690][   T12] Modules linked in: vxlan
| [   32.899096][   T12] Tainted: [W]=WARN
[   32.899191][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.899358][   T12] Workqueue: netns cleanup_net
[   32.899489][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.899647][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.900083][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   32.900239][   T12] RAX: 00000000ffffffa6 RBX: ff110000141aac80 RCX: 1ff4000000018ed5
[   32.900428][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000141aad3c
[   32.900609][   T12] RBP: ff110000196a9000 R08: 1fe22000028355a9 R09: ff11000001aed1d0
[   32.900798][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   32.900980][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   32.901165][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   32.901388][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.901546][   T12] CR2: 00007fff72064ba8 CR3: 0000000012f44005 CR4: 0000000000771ef0
[   32.901730][   T12] PKRU: 55555554
[   32.901835][   T12] Call Trace:
[   32.901926][   T12]  <TASK>
[   32.901990][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   32.902143][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.902301][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   32.902431][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   32.902554][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   32.902677][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   32.902801][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   32.902924][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   32.903047][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   32.903167][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.903299][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   32.903431][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   32.903553][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   32.903678][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.903803][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.903925][   T12]  process_one_work (kernel/workqueue.c:3314)
[   32.904049][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   32.904170][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.904299][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   32.904431][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   32.904561][   T12]  kthread (kernel/kthread.c:436)
[   32.904652][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.904808][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.904930][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.905052][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   32.905204][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.905335][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   32.905456][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   32.949670][  T832] ------------[ cut here ]------------
| [   32.949832][  T832] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/832
| [   32.950073][  T832] Modules linked in: vxlan
| [   32.950504][  T832] Tainted: [W]=WARN
[   32.950605][  T832] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.950788][  T832] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.950967][  T832] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.951467][  T832] RSP: 0018:ffa0000001867a80 EFLAGS: 00010286
[   32.951641][  T832] RAX: 00000000ffffffa6 RBX: ff11000013d45380 RCX: 1ff400000030cf16
[   32.951850][  T832] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013d4543c
[   32.952052][  T832] RBP: ff110000110d4000 R08: 1fe22000027a8a89 R09: ff11000015c42e80
[   32.952253][  T832] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   32.952462][  T832] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000110d4000
[   32.952666][  T832] FS:  00007f33cc305840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   32.952909][  T832] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.953080][  T832] CR2: 00007f33cc511690 CR3: 000000001a988002 CR4: 0000000000771ef0
[   32.953284][  T832] PKRU: 55555554
[   32.953391][  T832] Call Trace:
[   32.953497][  T832]  <TASK>
[   32.953568][  T832]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   32.953704][  T832]  ? notifier_call_chain (kernel/notifier.c:85)
[   32.953844][  T832]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   32.953947][  T832]  register_netdevice (net/core/dev.c:11488)
[   32.954085][  T832]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   32.954255][  T832]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   32.954401][  T832]  register_netdev (net/core/dev.c:11552)
[   32.954539][  T832]  loopback_net_init (drivers/net/loopback.c:218)
[   32.954677][  T832]  ops_init (net/core/net_namespace.c:137)
[   32.954787][  T832]  setup_net (net/core/net_namespace.c:446)
[   32.954889][  T832]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   32.955025][  T832]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   32.955160][  T832]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   32.955301][  T832]  copy_net_ns (net/core/net_namespace.c:579)
[   32.955447][  T832]  create_new_namespaces (kernel/nsproxy.c:132)
[   32.955586][  T832]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   32.955722][  T832]  ksys_unshare (kernel/fork.c:3243)
[   32.955864][  T832]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   32.956001][  T832]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   32.956136][  T832]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   32.956278][  T832]  ? __ia32_sys_open (fs/open.c:1374)
[   32.956477][  T832]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   32.956667][  T832]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   32.956814][  T832]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   32.956947][  T832]  ? irq_exit_rcu (kernel/softirq.c:754)
[   32.957082][  T832]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   32.957248][  T832] RIP: 0033:0x7f33cc5c7bcb
[   32.957398][  T832] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   32.957884][  T832] RSP: 002b:00007fff6ca309e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   32.958089][  T832] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f33cc5c7bcb
[   32.958294][  T832] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   32.958501][  T832] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   32.958703][  T832] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff6ca32c10
[   32.958926][  T832] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6ca3486e
| [   32.963259][  T832] ------------[ cut here ]------------
| [   32.963405][  T832] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/832
| [   32.963642][  T832] Modules linked in: vxlan
| [   32.964056][  T832] Tainted: [W]=WARN
[   32.964159][  T832] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.964335][  T832] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.964513][  T832] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.964996][  T832] RSP: 0018:ffa0000001867918 EFLAGS: 00010286
[   32.965165][  T832] RAX: 00000000ffffffa6 RBX: ff110000129c83c0 RCX: 1ff400000030cee9
[   32.965372][  T832] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129c847c
[   32.965571][  T832] RBP: ff11000019449000 R08: 1fe2200002539091 R09: ff11000015c42e80
[   32.965774][  T832] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   32.965975][  T832] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000019449000
[   32.966177][  T832] FS:  00007f33cc305840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   32.966427][  T832] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.966594][  T832] CR2: 00007f33cc511690 CR3: 000000001a988002 CR4: 0000000000771ef0
[   32.966800][  T832] PKRU: 55555554
[   32.966899][  T832] Call Trace:
[   32.966997][  T832]  <TASK>
[   32.967067][  T832]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   32.967199][  T832]  ? notifier_call_chain (kernel/notifier.c:85)
[   32.967341][  T832]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   32.967443][  T832]  register_netdevice (net/core/dev.c:11488)
[   32.967579][  T832]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   32.967747][  T832]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   32.967898][  T832]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   32.968032][  T832]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   32.968167][  T832]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   32.968306][  T832]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   32.968446][  T832]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   32.968586][  T832]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[   32.968723][  T832]  ops_init (net/core/net_namespace.c:137)
[   32.968832][  T832]  setup_net (net/core/net_namespace.c:446)
[   32.968937][  T832]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   32.969070][  T832]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   32.969206][  T832]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   32.969350][  T832]  copy_net_ns (net/core/net_namespace.c:579)
[   32.969486][  T832]  create_new_namespaces (kernel/nsproxy.c:132)
[   32.969623][  T832]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   32.969765][  T832]  ksys_unshare (kernel/fork.c:3243)
[   32.969900][  T832]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   32.970033][  T832]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   32.970166][  T832]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   32.970305][  T832]  ? __ia32_sys_open (fs/open.c:1374)
[   32.970446][  T832]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   32.970579][  T832]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   32.970713][  T832]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   32.970852][  T832]  ? irq_exit_rcu (kernel/softirq.c:754)
[   32.970987][  T832]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   32.971151][  T832] RIP: 0033:0x7f33cc5c7bcb
[   32.971293][  T832] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   32.971778][  T832] RSP: 002b:00007fff6ca309e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   32.971977][  T832] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f33cc5c7bcb
[   32.972175][  T832] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   32.972381][  T832] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   32.972579][  T832] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff6ca32c10
[   32.972781][  T832] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6ca3486e
| [   32.976689][  T832] ------------[ cut here ]------------
| [   32.976837][  T832] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/832
| [   32.977086][  T832] Modules linked in: vxlan
| [   32.977510][  T832] Tainted: [W]=WARN
[   32.977613][  T832] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.977790][  T832] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.977964][  T832] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.978452][  T832] RSP: 0018:ffa00000018678f8 EFLAGS: 00010286
[   32.978622][  T832] RAX: 00000000ffffffa6 RBX: ff11000013704040 RCX: 1ff400000030cee5
[   32.978829][  T832] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137040fc
[   32.979028][  T832] RBP: ff11000008619000 R08: 1fe22000026e0821 R09: ff11000015c42e80
[   32.979228][  T832] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   32.979440][  T832] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008619000
[   32.979641][  T832] FS:  00007f33cc305840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   32.979884][  T832] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.980053][  T832] CR2: 00007f33cc511690 CR3: 000000001a988002 CR4: 0000000000771ef0
[   32.980255][  T832] PKRU: 55555554
[   32.980363][  T832] Call Trace:
[   32.980464][  T832]  <TASK>
[   32.980533][  T832]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   32.980667][  T832]  ? notifier_call_chain (kernel/notifier.c:85)
[   32.980807][  T832]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   32.980910][  T832]  register_netdevice (net/core/dev.c:11488)
[   32.981055][  T832]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   32.981221][  T832]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   32.981366][  T832]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   32.981502][  T832]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   32.981639][  T832]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   32.981785][  T832]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   32.981920][  T832]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   32.982055][  T832]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   32.982189][  T832]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   32.982333][  T832]  vti_init_net (net/ipv4/ip_vti.c:517)
[   32.982501][  T832]  ops_init (net/core/net_namespace.c:137)
[   32.982604][  T832]  setup_net (net/core/net_namespace.c:446)
[   32.982706][  T832]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   32.982848][  T832]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   32.982982][  T832]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   32.983118][  T832]  copy_net_ns (net/core/net_namespace.c:579)
[   32.983252][  T832]  create_new_namespaces (kernel/nsproxy.c:132)
[   32.983397][  T832]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   32.983533][  T832]  ksys_unshare (kernel/fork.c:3243)
[   32.983666][  T832]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   32.983807][  T832]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   32.983941][  T832]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   32.984076][  T832]  ? __ia32_sys_open (fs/open.c:1374)
[   32.984214][  T832]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   32.984357][  T832]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   32.984490][  T832]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   32.984623][  T832]  ? irq_exit_rcu (kernel/softirq.c:754)
[   32.984760][  T832]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   32.984926][  T832] RIP: 0033:0x7f33cc5c7bcb
[   32.985064][  T832] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   32.985549][  T832] RSP: 002b:00007fff6ca309e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   32.985750][  T832] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f33cc5c7bcb
[   32.985953][  T832] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   32.986153][  T832] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   32.986362][  T832] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff6ca32c10
[   32.986564][  T832] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6ca3486e
| [   32.990683][  T832] ------------[ cut here ]------------
| [   32.990829][  T832] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/832
| [   32.991059][  T832] Modules linked in: vxlan
| [   32.991484][  T832] Tainted: [W]=WARN
[   32.991583][  T832] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.991747][  T832] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.991928][  T832] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.992409][  T832] RSP: 0018:ffa0000001867a78 EFLAGS: 00010286
[   32.992576][  T832] RAX: 00000000ffffffa6 RBX: ff11000013d45700 RCX: 1ff400000030cf15
[   32.992870][  T832] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013d457bc
[   32.993070][  T832] RBP: ff110000117e4000 R08: 1fe22000027a8af9 R09: ff11000015c42e80
[   32.993370][  T832] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   32.993576][  T832] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000117e4000
[   32.993780][  T832] FS:  00007f33cc305840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   32.994101][  T832] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.994276][  T832] CR2: 00007f33cc511690 CR3: 000000001a988002 CR4: 0000000000771ef0
[   32.994571][  T832] PKRU: 55555554
[   32.994670][  T832] Call Trace:
[   32.994772][  T832]  <TASK>
[   32.994841][  T832]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   32.994974][  T832]  ? notifier_call_chain (kernel/notifier.c:85)
[   32.995107][  T832]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   32.995299][  T832]  register_netdevice (net/core/dev.c:11488)
[   32.995445][  T832]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   32.995611][  T832]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.995745][  T832]  register_netdev (net/core/dev.c:11552)
[   32.995970][  T832]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   32.996104][  T832]  ops_init (net/core/net_namespace.c:137)
[   32.996206][  T832]  setup_net (net/core/net_namespace.c:446)
[   32.996310][  T832]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   32.996535][  T832]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   32.996668][  T832]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   32.996807][  T832]  copy_net_ns (net/core/net_namespace.c:579)
[   32.996942][  T832]  create_new_namespaces (kernel/nsproxy.c:132)
[   32.997167][  T832]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   32.997305][  T832]  ksys_unshare (kernel/fork.c:3243)
[   32.997555][  T832]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   32.997692][  T832]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   32.997918][  T832]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   32.998050][  T832]  ? __ia32_sys_open (fs/open.c:1374)
[   32.998183][  T832]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   32.998321][  T832]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   32.998541][  T832]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   32.998674][  T832]  ? irq_exit_rcu (kernel/softirq.c:754)
[   32.998810][  T832]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   32.998974][  T832] RIP: 0033:0x7f33cc5c7bcb
[   32.999204][  T832] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   32.999777][  T832] RSP: 002b:00007fff6ca309e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   32.999977][  T832] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f33cc5c7bcb
[   33.000171][  T832] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   33.000466][  T832] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   33.000661][  T832] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff6ca32c10
[   33.000868][  T832] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6ca3486e
| [   33.021250][  T832] ------------[ cut here ]------------
| [   33.021448][  T832] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/832
| [   33.021729][  T832] Modules linked in: vxlan
| [   33.022246][  T832] Tainted: [W]=WARN
[   33.022470][  T832] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   33.022686][  T832] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   33.022919][  T832] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   33.023474][  T832] RSP: 0018:ffa0000001867a68 EFLAGS: 00010286
[   33.023694][  T832] RAX: 00000000ffffffa6 RBX: ff1100001472aac0 RCX: 1ff400000030cf13
[   33.023957][  T832] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001472ab7c
[   33.024207][  T832] RBP: ff1100001942c000 R08: 1fe22000028e5571 R09: ff11000015c42e80
[   33.024478][  T832] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   33.024728][  T832] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001942c000
[   33.024990][  T832] FS:  00007f33cc305840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   33.025276][  T832] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.025511][  T832] CR2: 00007f15dbc91574 CR3: 000000001a988002 CR4: 0000000000771ef0
[   33.025771][  T832] PKRU: 55555554
[   33.025924][  T832] Call Trace:
[   33.026074][  T832]  <TASK>
[   33.026194][  T832]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   33.026402][  T832]  ? notifier_call_chain (kernel/notifier.c:85)
[   33.026587][  T832]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   33.026741][  T832]  register_netdevice (net/core/dev.c:11488)
[   33.026937][  T832]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   33.027158][  T832]  register_netdev (net/core/dev.c:11552)
[   33.027365][  T832]  sit_init_net (net/ipv6/sit.c:1860)
[   33.027553][  T832]  ops_init (net/core/net_namespace.c:137)
[   33.027710][  T832]  setup_net (net/core/net_namespace.c:446)
[   33.027873][  T832]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   33.028057][  T832]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   33.028244][  T832]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   33.028449][  T832]  copy_net_ns (net/core/net_namespace.c:579)
[   33.028637][  T832]  create_new_namespaces (kernel/nsproxy.c:132)
[   33.028832][  T832]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   33.029024][  T832]  ksys_unshare (kernel/fork.c:3243)
[   33.029212][  T832]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   33.029416][  T832]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   33.029602][  T832]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   33.029796][  T832]  ? __ia32_sys_open (fs/open.c:1374)
[   33.029984][  T832]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   33.030169][  T832]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   33.030376][  T832]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   33.030563][  T832]  ? irq_exit_rcu (kernel/softirq.c:754)
[   33.030747][  T832]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   33.030970][  T832] RIP: 0033:0x7f33cc5c7bcb
[   33.031162][  T832] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   33.031707][  T832] RSP: 002b:00007fff6ca309e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   33.031969][  T832] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f33cc5c7bcb
[   33.032218][  T832] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   33.032488][  T832] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   33.032740][  T832] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff6ca32c10
[   33.033000][  T832] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6ca3486e
| [   33.038444][  T832] ------------[ cut here ]------------
| [   33.038625][  T832] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/832
| [   33.038911][  T832] Modules linked in: vxlan
| [   33.039438][  T832] Tainted: [W]=WARN
[   33.039594][  T832] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   33.039819][  T832] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   33.040044][  T832] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   33.040585][  T832] RSP: 0018:ffa0000001867a78 EFLAGS: 00010286
[   33.040817][  T832] RAX: 00000000ffffffa6 RBX: ff11000006067540 RCX: 1ff400000030cf15
[   33.041069][  T832] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000060675fc
[   33.041336][  T832] RBP: ff11000015b5c000 R08: 1fe2200000c0cec1 R09: ff11000015c42e80
[   33.041584][  T832] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   33.041844][  T832] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015b5c000
[   33.042098][  T832] FS:  00007f33cc305840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   33.042402][  T832] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.042622][  T832] CR2: 00007f15dbc91574 CR3: 000000001a988002 CR4: 0000000000771ef0
[   33.042886][  T832] PKRU: 55555554
[   33.043036][  T832] Call Trace:
[   33.043187][  T832]  <TASK>
[   33.043312][  T832]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   33.043514][  T832]  ? notifier_call_chain (kernel/notifier.c:85)
[   33.043699][  T832]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   33.043861][  T832]  register_netdevice (net/core/dev.c:11488)
[   33.044048][  T832]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   33.044270][  T832]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.044475][  T832]  register_netdev (net/core/dev.c:11552)
[   33.044662][  T832]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   33.044858][  T832]  ops_init (net/core/net_namespace.c:137)
[   33.045013][  T832]  setup_net (net/core/net_namespace.c:446)
[   33.045166][  T832]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   33.045367][  T832]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   33.045553][  T832]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   33.045743][  T832]  copy_net_ns (net/core/net_namespace.c:579)
[   33.045940][  T832]  create_new_namespaces (kernel/nsproxy.c:132)
[   33.046128][  T832]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   33.046335][  T832]  ksys_unshare (kernel/fork.c:3243)
[   33.046521][  T832]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   33.046706][  T832]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   33.046905][  T832]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   33.047090][  T832]  ? __ia32_sys_open (fs/open.c:1374)
[   33.047282][  T832]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   33.047484][  T832]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   33.047668][  T832]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   33.047862][  T832]  ? irq_exit_rcu (kernel/softirq.c:754)
[   33.048048][  T832]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   33.048263][  T832] RIP: 0033:0x7f33cc5c7bcb
[   33.048476][  T832] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   33.049008][  T832] RSP: 002b:00007fff6ca309e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   33.049262][  T832] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f33cc5c7bcb
[   33.049535][  T832] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   33.049792][  T832] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   33.050042][  T832] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff6ca32c10
[   33.050291][  T832] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff6ca3486e
| [   33.082849][  T833] ------------[ cut here ]------------
| [   33.083007][  T833] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/833
| [   33.083244][  T833] Modules linked in: vxlan
| [   33.083664][  T833] Tainted: [W]=WARN
[   33.083771][  T833] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   33.083942][  T833] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   33.084116][  T833] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   33.084600][  T833] RSP: 0018:ffa0000001877020 EFLAGS: 00010286
[   33.084772][  T833] RAX: 00000000ffffffa6 RBX: ff11000013d44900 RCX: 1ff400000030edca
[   33.084972][  T833] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013d449bc
[   33.085171][  T833] RBP: ff110000110d4000 R08: 1fe22000027a8939 R09: ff11000015ba5158
[   33.085378][  T833] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   33.085577][  T833] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   33.085784][  T833] FS:  00007fa473ca3840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   33.086016][  T833] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.086183][  T833] CR2: 0000000038b3a988 CR3: 0000000004cfd004 CR4: 0000000000771ef0
[   33.086392][  T833] PKRU: 55555554
[   33.086493][  T833] Call Trace:
[   33.086595][  T833]  <TASK>
[   33.086664][  T833]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   33.086804][  T833]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   33.086908][  T833]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   33.087040][  T833]  __dev_notify_flags (net/core/dev.c:9787)
[   33.087177][  T833]  ? netif_change_name (net/core/dev.c:1495)
[   33.087319][  T833]  ? __dev_change_flags (net/core/dev.c:9752)
[   33.087454][  T833]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   33.087586][  T833]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.087720][  T833]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   33.087868][  T833]  netif_change_flags (net/core/dev.c:9820)
[   33.088011][  T833]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   33.088146][  T833]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   33.088283][  T833]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   33.088424][  T833]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   33.088589][  T833]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   33.088721][  T833]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.088858][  T833]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   33.088991][  T833]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   33.089124][  T833]  ? __kernel_text_address (kernel/extable.c:79)
[   33.089258][  T833]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.089405][  T833]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.089537][  T833]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   33.089670][  T833]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.089809][  T833]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   33.089941][  T833]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.090072][  T833]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.090207][  T833]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   33.090348][  T833]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   33.090483][  T833]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   33.090617][  T833]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   33.090751][  T833]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   33.090892][  T833]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   33.091028][  T833]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   33.091163][  T833]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.091299][  T833]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.091446][  T833]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   33.091587][  T833]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   33.091721][  T833]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.091861][  T833]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.091993][  T833]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.092127][  T833]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   33.092261][  T833]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.092404][  T833]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   33.092540][  T833]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   33.092672][  T833]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.092811][  T833]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.092944][  T833]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.093079][  T833]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.093212][  T833]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.093353][  T833]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   33.093487][  T833]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.093621][  T833]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   33.093762][  T833]  ? 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))
[   33.093894][  T833]  ? 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))
[   33.094029][  T833]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   33.094164][  T833]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   33.094303][  T833]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.094443][  T833]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   33.094578][  T833]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   33.094714][  T833]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   33.094858][  T833]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   33.094991][  T833]  ? copy_msghdr_from_user (net/socket.c:2635)
[   33.095123][  T833]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   33.095290][  T833]  ? move_addr_to_kernel (net/socket.c:258)
[   33.095427][  T833]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   33.095561][  T833]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.095695][  T833]  ___sys_sendmsg (net/socket.c:2752)
[   33.095833][  T833]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   33.095999][  T833]  ? copy_msghdr_from_user (net/socket.c:2603)
[   33.096143][  T833]  __sys_sendmsg (net/socket.c:2784)
[   33.096279][  T833]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   33.096416][  T833]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   33.096584][  T833]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   33.096718][  T833]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.096866][  T833]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   33.097000][  T833]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   33.097135][  T833]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   33.097271][  T833]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   33.097441][  T833] RIP: 0033:0x7fa473edd08e
[   33.097579][  T833] 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
[   33.098055][  T833] RSP: 002b:00007ffd2bbe5340 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   33.098254][  T833] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa473edd08e
[   33.098460][  T833] RDX: 0000000000000000 RSI: 00007ffd2bbe53f0 RDI: 0000000000000005
[   33.098657][  T833] RBP: 00007ffd2bbe5350 R08: 0000000000000000 R09: 0000000000000000
[   33.098861][  T833] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d09a
[   33.099059][  T833] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd2bbe5ac0
| [   33.314325][  T841] ------------[ cut here ]------------
| [   33.314503][  T841] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/841
| [   33.314738][  T841] Modules linked in: vxlan
| [   33.315152][  T841] Tainted: [W]=WARN
[   33.315253][  T841] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   33.315673][  T841] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   33.315856][  T841] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   33.316344][  T841] RSP: 0018:ffa0000001757a80 EFLAGS: 00010286
[   33.316514][  T841] RAX: 00000000ffffffa6 RBX: ff1100001311d540 RCX: 1ff40000002eaf16
[   33.316715][  T841] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001311d5fc
[   33.316921][  T841] RBP: ff1100001a451000 R08: 1fe2200002623ac1 R09: ff1100001a40ae80
[   33.317120][  T841] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   33.317330][  T841] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001a451000
[   33.317532][  T841] FS:  00007fc0f8111840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   33.317772][  T841] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.317941][  T841] CR2: 00007fc0f8318430 CR3: 0000000010a8f006 CR4: 0000000000771ef0
[   33.318143][  T841] PKRU: 55555554
[   33.318244][  T841] Call Trace:
[   33.318351][  T841]  <TASK>
[   33.318442][  T841]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   33.318582][  T841]  ? notifier_call_chain (kernel/notifier.c:85)
[   33.318716][  T841]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   33.318825][  T841]  register_netdevice (net/core/dev.c:11488)
[   33.318964][  T841]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   33.319130][  T841]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   33.319274][  T841]  register_netdev (net/core/dev.c:11552)
[   33.319416][  T841]  loopback_net_init (drivers/net/loopback.c:218)
[   33.319552][  T841]  ops_init (net/core/net_namespace.c:137)
[   33.319656][  T841]  setup_net (net/core/net_namespace.c:446)
[   33.319763][  T841]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   33.319895][  T841]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   33.320028][  T841]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   33.320164][  T841]  copy_net_ns (net/core/net_namespace.c:579)
[   33.320301][  T841]  create_new_namespaces (kernel/nsproxy.c:132)
[   33.320441][  T841]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   33.320573][  T841]  ksys_unshare (kernel/fork.c:3243)
[   33.320704][  T841]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   33.320847][  T841]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   33.320978][  T841]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   33.321112][  T841]  ? __ia32_sys_open (fs/open.c:1374)
[   33.321249][  T841]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   33.321398][  T841]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   33.321533][  T841]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   33.321665][  T841]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   33.321803][  T841]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   33.321942][  T841]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   33.322114][  T841] RIP: 0033:0x7fc0f83d3bcb
[   33.322255][  T841] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   33.322740][  T841] RSP: 002b:00007ffd7a0687a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   33.322947][  T841] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc0f83d3bcb
[   33.323147][  T841] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   33.323354][  T841] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   33.323558][  T841] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd7a06a9d0
[   33.323761][  T841] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd7a06c86e
| [   33.328090][  T841] ------------[ cut here ]------------
| [   33.328231][  T841] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/841
| [   33.328482][  T841] Modules linked in: vxlan
| [   33.328894][  T841] Tainted: [W]=WARN
[   33.328994][  T841] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   33.329161][  T841] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   33.329344][  T841] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   33.329824][  T841] RSP: 0018:ffa0000001757918 EFLAGS: 00010286
[   33.329992][  T841] RAX: 00000000ffffffa6 RBX: ff11000005664580 RCX: 1ff40000002eaee9
[   33.330191][  T841] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000566463c
[   33.330397][  T841] RBP: ff11000008261000 R08: 1fe2200000acc8c9 R09: ff1100001a40ae80
[   33.330596][  T841] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   33.330802][  T841] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008261000
[   33.331003][  T841] FS:  00007fc0f8111840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   33.331239][  T841] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.331416][  T841] CR2: 00007fc0f8318430 CR3: 0000000010a8f006 CR4: 0000000000771ef0
[   33.331617][  T841] PKRU: 55555554
[   33.331716][  T841] Call Trace:
[   33.331821][  T841]  <TASK>
[   33.331891][  T841]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   33.332030][  T841]  ? notifier_call_chain (kernel/notifier.c:85)
[   33.332163][  T841]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   33.332273][  T841]  register_netdevice (net/core/dev.c:11488)
[   33.332418][  T841]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   33.332585][  T841]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   33.332722][  T841]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   33.332863][  T841]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   33.332999][  T841]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   33.333134][  T841]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   33.333274][  T841]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   33.333417][  T841]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[   33.333552][  T841]  ops_init (net/core/net_namespace.c:137)
[   33.333655][  T841]  setup_net (net/core/net_namespace.c:446)
[   33.333761][  T841]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   33.333895][  T841]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   33.334031][  T841]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   33.334169][  T841]  copy_net_ns (net/core/net_namespace.c:579)
[   33.334310][  T841]  create_new_namespaces (kernel/nsproxy.c:132)
[   33.334452][  T841]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   33.334587][  T841]  ksys_unshare (kernel/fork.c:3243)
[   33.334720][  T841]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   33.334859][  T841]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   33.334992][  T841]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   33.335126][  T841]  ? __ia32_sys_open (fs/open.c:1374)
[   33.335272][  T841]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   33.335411][  T841]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   33.335547][  T841]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   33.335691][  T841]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   33.335833][  T841]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   33.335974][  T841]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   33.336141][  T841] RIP: 0033:0x7fc0f83d3bcb
[   33.336283][  T841] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   33.336771][  T841] RSP: 002b:00007ffd7a0687a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   33.336973][  T841] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc0f83d3bcb
[   33.337174][  T841] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   33.337384][  T841] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   33.337585][  T841] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd7a06a9d0
[   33.337788][  T841] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd7a06c86e
| [   33.341716][  T841] ------------[ cut here ]------------
| [   33.341861][  T841] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/841
| [   33.342099][  T841] Modules linked in: vxlan
| [   33.342520][  T841] Tainted: [W]=WARN
[   33.342623][  T841] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   33.342801][  T841] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   33.342977][  T841] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   33.343466][  T841] RSP: 0018:ffa00000017578f8 EFLAGS: 00010286
[   33.343637][  T841] RAX: 00000000ffffffa6 RBX: ff11000019c60580 RCX: 1ff40000002eaee5
[   33.343856][  T841] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000019c6063c
[   33.344060][  T841] RBP: ff110000194f4000 R08: 1fe220000338c0c9 R09: ff1100001a40ae80
[   33.344261][  T841] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   33.344473][  T841] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000194f4000
[   33.344679][  T841] FS:  00007fc0f8111840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   33.344921][  T841] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.345097][  T841] CR2: 00007fc0f8318430 CR3: 0000000010a8f006 CR4: 0000000000771ef0
[   33.345312][  T841] PKRU: 55555554
[   33.345419][  T841] Call Trace:
[   33.345522][  T841]  <TASK>
[   33.345592][  T841]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   33.345731][  T841]  ? notifier_call_chain (kernel/notifier.c:85)
[   33.345874][  T841]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   33.345979][  T841]  register_netdevice (net/core/dev.c:11488)
[   33.346119][  T841]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   33.346290][  T841]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   33.346432][  T841]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   33.346569][  T841]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   33.346708][  T841]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   33.346856][  T841]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   33.346994][  T841]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   33.347132][  T841]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   33.347272][  T841]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   33.347419][  T841]  vti_init_net (net/ipv4/ip_vti.c:517)
[   33.347555][  T841]  ops_init (net/core/net_namespace.c:137)
[   33.347660][  T841]  setup_net (net/core/net_namespace.c:446)
[   33.347769][  T841]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   33.347908][  T841]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   33.348046][  T841]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   33.348187][  T841]  copy_net_ns (net/core/net_namespace.c:579)
[   33.348333][  T841]  create_new_namespaces (kernel/nsproxy.c:132)
[   33.348475][  T841]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   33.348611][  T841]  ksys_unshare (kernel/fork.c:3243)
[   33.348747][  T841]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   33.348890][  T841]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   33.349026][  T841]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   33.349162][  T841]  ? __ia32_sys_open (fs/open.c:1374)
[   33.349305][  T841]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   33.349446][  T841]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   33.349580][  T841]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   33.349715][  T841]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   33.349855][  T841]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   33.349995][  T841]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   33.350172][  T841] RIP: 0033:0x7fc0f83d3bcb
[   33.350324][  T841] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   33.350813][  T841] RSP: 002b:00007ffd7a0687a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   33.351016][  T841] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc0f83d3bcb
[   33.351219][  T841] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   33.351429][  T841] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   33.351632][  T841] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd7a06a9d0
[   33.351839][  T841] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd7a06c86e
| [   33.356161][  T841] ------------[ cut here ]------------
| [   33.356302][  T841] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/841
| [   33.356544][  T841] Modules linked in: vxlan
| [   33.356958][  T841] Tainted: [W]=WARN
[   33.357058][  T841] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   33.357224][  T841] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   33.357408][  T841] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   33.357900][  T841] RSP: 0018:ffa0000001757a78 EFLAGS: 00010286
[   33.358070][  T841] RAX: 00000000ffffffa6 RBX: ff11000019c60200 RCX: 1ff40000002eaf15
[   33.358274][  T841] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000019c602bc
[   33.358480][  T841] RBP: ff1100001a999000 R08: 1fe220000338c059 R09: ff1100001a40ae80
[   33.358680][  T841] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   33.358901][  T841] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001a999000
[   33.359105][  T841] FS:  00007fc0f8111840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   33.359352][  T841] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.359521][  T841] CR2: 00007fc0f8318430 CR3: 0000000010a8f006 CR4: 0000000000771ef0
[   33.359723][  T841] PKRU: 55555554
[   33.359829][  T841] Call Trace:
[   33.359929][  T841]  <TASK>
[   33.359999][  T841]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   33.360134][  T841]  ? notifier_call_chain (kernel/notifier.c:85)
[   33.360272][  T841]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   33.360382][  T841]  register_netdevice (net/core/dev.c:11488)
[   33.360611][  T841]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   33.360784][  T841]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.360921][  T841]  register_netdev (net/core/dev.c:11552)
[   33.361056][  T841]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   33.361283][  T841]  ops_init (net/core/net_namespace.c:137)
[   33.361402][  T841]  setup_net (net/core/net_namespace.c:446)
[   33.361504][  T841]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   33.361642][  T841]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   33.361791][  T841]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   33.362019][  T841]  copy_net_ns (net/core/net_namespace.c:579)
[   33.362164][  T841]  create_new_namespaces (kernel/nsproxy.c:132)
[   33.362305][  T841]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   33.362536][  T841]  ksys_unshare (kernel/fork.c:3243)
[   33.362673][  T841]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   33.362811][  T841]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   33.362944][  T841]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   33.363078][  T841]  ? __ia32_sys_open (fs/open.c:1374)
[   33.363306][  T841]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   33.363447][  T841]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   33.363582][  T841]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   33.363715][  T841]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   33.363946][  T841]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   33.364079][  T841]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   33.364245][  T841] RIP: 0033:0x7fc0f83d3bcb
[   33.364392][  T841] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   33.364873][  T841] RSP: 002b:00007ffd7a0687a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   33.365164][  T841] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc0f83d3bcb
[   33.365383][  T841] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   33.365675][  T841] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   33.365885][  T841] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd7a06a9d0
[   33.366085][  T841] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd7a06c86e
| [   33.370800][  T841] ------------[ cut here ]------------
| [   33.370942][  T841] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/841
| [   33.371176][  T841] Modules linked in: vxlan
| [   33.371926][  T841] Tainted: [W]=WARN
[   33.372030][  T841] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   33.372197][  T841] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   33.372382][  T841] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   33.372868][  T841] RSP: 0018:ffa0000001757a68 EFLAGS: 00010286
[   33.373037][  T841] RAX: 00000000ffffffa6 RBX: ff11000010aaee40 RCX: 1ff40000002eaf13
[   33.373239][  T841] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010aaeefc
[   33.373451][  T841] RBP: ff1100001a87c000 R08: 1fe2200002155de1 R09: ff1100001a40ae80
[   33.373652][  T841] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   33.373861][  T841] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001a87c000
[   33.374156][  T841] FS:  00007fc0f8111840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   33.374411][  T841] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.374671][  T841] CR2: 00007fc0f8318430 CR3: 0000000010a8f006 CR4: 0000000000771ef0
[   33.374902][  T841] PKRU: 55555554
[   33.375002][  T841] Call Trace:
[   33.375102][  T841]  <TASK>
[   33.375171][  T841]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   33.375407][  T841]  ? notifier_call_chain (kernel/notifier.c:85)
[   33.375543][  T841]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   33.375646][  T841]  register_netdevice (net/core/dev.c:11488)
[   33.375921][  T841]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   33.376184][  T841]  register_netdev (net/core/dev.c:11552)
[   33.376329][  T841]  sit_init_net (net/ipv6/sit.c:1860)
[   33.376467][  T841]  ops_init (net/core/net_namespace.c:137)
[   33.376571][  T841]  setup_net (net/core/net_namespace.c:446)
[   33.376770][  T841]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   33.376906][  T841]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   33.377040][  T841]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   33.377179][  T841]  copy_net_ns (net/core/net_namespace.c:579)
[   33.377411][  T841]  create_new_namespaces (kernel/nsproxy.c:132)
[   33.377550][  T841]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   33.377687][  T841]  ksys_unshare (kernel/fork.c:3243)
[   33.377828][  T841]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   33.378055][  T841]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   33.378191][  T841]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   33.378339][  T841]  ? __ia32_sys_open (fs/open.c:1374)
[   33.378481][  T841]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   33.378715][  T841]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   33.378856][  T841]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   33.378990][  T841]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   33.379124][  T841]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   33.379360][  T841]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   33.379529][  T841] RIP: 0033:0x7fc0f83d3bcb
[   33.379671][  T841] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   33.380252][  T841] RSP: 002b:00007ffd7a0687a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   33.380464][  T841] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc0f83d3bcb
[   33.380763][  T841] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   33.380963][  T841] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   33.381164][  T841] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd7a06a9d0
[   33.381467][  T841] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd7a06c86e
| [   33.393907][  T841] ------------[ cut here ]------------
| [   33.394058][  T841] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/841
| [   33.394297][  T841] Modules linked in: vxlan
| [   33.394718][  T841] Tainted: [W]=WARN
[   33.394835][  T841] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   33.395005][  T841] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   33.395181][  T841] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   33.395676][  T841] RSP: 0018:ffa0000001757a78 EFLAGS: 00010286
[   33.395852][  T841] RAX: 00000000ffffffa6 RBX: ff11000014c99540 RCX: 1ff40000002eaf15
[   33.396052][  T841] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014c995fc
[   33.396254][  T841] RBP: ff11000019504000 R08: 1fe22000029932c1 R09: ff1100001a40ae80
[   33.396463][  T841] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   33.396665][  T841] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000019504000
[   33.396872][  T841] FS:  00007fc0f8111840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   33.397110][  T841] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.397284][  T841] CR2: 00007f40440dc2a0 CR3: 0000000010a8f005 CR4: 0000000000771ef0
[   33.397495][  T841] PKRU: 55555554
[   33.397596][  T841] Call Trace:
[   33.397697][  T841]  <TASK>
[   33.397770][  T841]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   33.397908][  T841]  ? notifier_call_chain (kernel/notifier.c:85)
[   33.398047][  T841]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   33.398151][  T841]  register_netdevice (net/core/dev.c:11488)
[   33.398291][  T841]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   33.398462][  T841]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.398600][  T841]  register_netdev (net/core/dev.c:11552)
[   33.398734][  T841]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   33.398876][  T841]  ops_init (net/core/net_namespace.c:137)
[   33.398985][  T841]  setup_net (net/core/net_namespace.c:446)
[   33.399089][  T841]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   33.399227][  T841]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   33.399371][  T841]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   33.399510][  T841]  copy_net_ns (net/core/net_namespace.c:579)
[   33.399649][  T841]  create_new_namespaces (kernel/nsproxy.c:132)
[   33.399791][  T841]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   33.399927][  T841]  ksys_unshare (kernel/fork.c:3243)
[   33.400062][  T841]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   33.400198][  T841]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   33.400341][  T841]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   33.400482][  T841]  ? __ia32_sys_open (fs/open.c:1374)
[   33.400621][  T841]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   33.400761][  T841]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   33.400900][  T841]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   33.401033][  T841]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   33.401167][  T841]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   33.401304][  T841]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   33.401477][  T841] RIP: 0033:0x7fc0f83d3bcb
[   33.401619][  T841] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   33.402104][  T841] RSP: 002b:00007ffd7a0687a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   33.402312][  T841] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc0f83d3bcb
[   33.402519][  T841] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   33.402720][  T841] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   33.402925][  T841] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd7a06a9d0
[   33.403123][  T841] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd7a06c86e
| [   33.428686][  T842] ------------[ cut here ]------------
| [   33.428888][  T842] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/842
| [   33.429168][  T842] Modules linked in: vxlan
| [   33.429699][  T842] Tainted: [W]=WARN
[   33.429864][  T842] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   33.430080][  T842] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   33.430312][  T842] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   33.430860][  T842] RSP: 0018:ffa0000001837020 EFLAGS: 00010286
[   33.431084][  T842] RAX: 00000000ffffffa6 RBX: ff11000019c60ac0 RCX: 1ff4000000306dca
[   33.431887][  T842] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000019c60b7c
[   33.432136][  T842] RBP: ff1100001a451000 R08: 1fe220000338c171 R09: ff1100001a40d158
[   33.432419][  T842] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   33.432685][  T842] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   33.432948][  T842] FS:  00007f872f29e840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   33.433236][  T842] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.433471][  T842] CR2: 0000000000c10988 CR3: 000000001776a001 CR4: 0000000000771ef0
[   33.433722][  T842] PKRU: 55555554
[   33.433883][  T842] Call Trace:
[   33.434036][  T842]  <TASK>
[   33.434158][  T842]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   33.434366][  T842]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   33.434522][  T842]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   33.434709][  T842]  __dev_notify_flags (net/core/dev.c:9787)
[   33.434908][  T842]  ? netif_change_name (net/core/dev.c:1495)
[   33.435092][  T842]  ? __dev_change_flags (net/core/dev.c:9752)
[   33.435284][  T842]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   33.435485][  T842]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.435672][  T842]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   33.435871][  T842]  netif_change_flags (net/core/dev.c:9820)
[   33.436059][  T842]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   33.436247][  T842]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   33.436454][  T842]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   33.436644][  T842]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   33.436872][  T842]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   33.437056][  T842]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.437243][  T842]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   33.437445][  T842]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   33.437633][  T842]  ? __kernel_text_address (kernel/extable.c:79)
[   33.437836][  T842]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.438028][  T842]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.438215][  T842]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   33.438424][  T842]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.438611][  T842]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   33.438804][  T842]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.439007][  T842]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.439194][  T842]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   33.439404][  T842]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   33.439591][  T842]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   33.439798][  T842]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   33.439987][  T842]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   33.440176][  T842]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   33.440387][  T842]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   33.440576][  T842]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.440768][  T842]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.440958][  T842]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   33.441143][  T842]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   33.441352][  T842]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.441543][  T842]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.441727][  T842]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.441920][  T842]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   33.442106][  T842]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.442298][  T842]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   33.442500][  T842]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   33.442686][  T842]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.442880][  T842]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.443065][  T842]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.443252][  T842]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.443458][  T842]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.443646][  T842]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   33.443843][  T842]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.444030][  T842]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   33.444221][  T842]  ? 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))
[   33.444428][  T842]  ? 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))
[   33.444617][  T842]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   33.444809][  T842]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   33.444995][  T842]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.445187][  T842]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   33.445396][  T842]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   33.445584][  T842]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   33.445779][  T842]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   33.445966][  T842]  ? copy_msghdr_from_user (net/socket.c:2635)
[   33.446151][  T842]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   33.446391][  T842]  ? move_addr_to_kernel (net/socket.c:258)
[   33.446580][  T842]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   33.446776][  T842]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.446965][  T842]  ___sys_sendmsg (net/socket.c:2752)
[   33.447150][  T842]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   33.447392][  T842]  ? copy_msghdr_from_user (net/socket.c:2603)
[   33.447591][  T842]  __sys_sendmsg (net/socket.c:2784)
[   33.447784][  T842]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   33.447970][  T842]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   33.448195][  T842]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   33.448401][  T842]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.448604][  T842]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   33.448800][  T842]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   33.448986][  T842]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   33.449172][  T842]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   33.449407][  T842] RIP: 0033:0x7f872f4d808e
[   33.449603][  T842] 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
[   33.450133][  T842] RSP: 002b:00007fffcc645000 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   33.450403][  T842] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f872f4d808e
[   33.450657][  T842] RDX: 0000000000000000 RSI: 00007fffcc6450b0 RDI: 0000000000000005
[   33.450916][  T842] RBP: 00007fffcc645010 R08: 0000000000000000 R09: 0000000000000000
[   33.451166][  T842] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d09a
[   33.451434][  T842] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffcc645780
| [   33.580077][  T845] ------------[ cut here ]------------
| [   33.580251][  T845] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/845
| [   33.580509][  T845] Modules linked in: vxlan
| [   33.580938][  T845] Tainted: [W]=WARN
[   33.581043][  T845] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   33.581219][  T845] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   33.581412][  T845] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   33.581906][  T845] RSP: 0018:ffa00000017c6e30 EFLAGS: 00010286
[   33.582082][  T845] RAX: 00000000ffffffa6 RBX: ff11000002787e00 RCX: 1ff40000002f8d8c
[   33.582295][  T845] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000002787ebc
[   33.582943][  T845] RBP: ff11000001dec000 R08: 1fe22000004f0fd9 R09: ff11000019c1ae80
[   33.583157][  T845] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   33.583372][  T845] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000014fab884
[   33.583584][  T845] FS:  00007f3b0aaf5840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   33.583832][  T845] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.584005][  T845] CR2: 000000000042ebe0 CR3: 000000001a897002 CR4: 0000000000771ef0
[   33.584215][  T845] PKRU: 55555554
[   33.584330][  T845] Call Trace:
[   33.584433][  T845]  <TASK>
[   33.584506][  T845]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   33.584647][  T845]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   33.584758][  T845]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   33.584931][  T845]  __dev_notify_flags (net/core/dev.c:9787)
[   33.585071][  T845]  ? netif_change_name (net/core/dev.c:1495)
[   33.585210][  T845]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   33.585358][  T845]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   33.585494][  T845]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   33.585633][  T845]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   33.585781][  T845]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.585919][  T845]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   33.586058][  T845]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   33.586196][  T845]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   33.586345][  T845]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   33.586486][  T845]  veth_newlink (drivers/net/veth.c:1871)
[   33.586624][  T845]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   33.586765][  T845]  ? kasan_save_stack (mm/kasan/common.c:57)
[   33.586902][  T845]  ? kasan_save_track (mm/kasan/common.c:78)
[   33.587038][  T845]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   33.587193][  T845]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   33.587341][  T845]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   33.587481][  T845]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   33.587618][  T845]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   33.587760][  T845]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   33.587902][  T845]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   33.588042][  T845]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   33.588181][  T845]  ? __dev_get_by_name (net/core/dev.c:883)
[   33.588329][  T845]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   33.588474][  T845]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   33.588618][  T845]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   33.588762][  T845]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.588901][  T845]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.589039][  T845]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   33.589177][  T845]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   33.589322][  T845]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.589465][  T845]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.589603][  T845]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   33.589743][  T845]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   33.589886][  T845]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.590023][  T845]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.590161][  T845]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.590323][  T845]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.590467][  T845]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.590605][  T845]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   33.590743][  T845]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.590888][  T845]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   33.591029][  T845]  ? 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))
[   33.591166][  T845]  ? 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))
[   33.591320][  T845]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   33.591460][  T845]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   33.591598][  T845]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.591742][  T845]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   33.591888][  T845]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   33.592029][  T845]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   33.592169][  T845]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   33.592312][  T845]  ? copy_msghdr_from_user (net/socket.c:2635)
[   33.592457][  T845]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   33.592628][  T845]  ? move_addr_to_kernel (net/socket.c:258)
[   33.592774][  T845]  ___sys_sendmsg (net/socket.c:2752)
[   33.592912][  T845]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.593051][  T845]  ? copy_msghdr_from_user (net/socket.c:2603)
[   33.593199][  T845]  ? 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))
[   33.593351][  T845]  __sys_sendmsg (net/socket.c:2784)
[   33.593492][  T845]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   33.593633][  T845]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.593779][  T845]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.593919][  T845]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   33.594066][  T845]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   33.594208][  T845]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   33.594355][  T845]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   33.594527][  T845] RIP: 0033:0x7f3b0ad2f08e
[   33.594673][  T845] 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
[   33.595170][  T845] RSP: 002b:00007ffc76cce8c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   33.595387][  T845] RAX: ffffffffffffffda RBX: 00007ffc76ccf058 RCX: 00007f3b0ad2f08e
[   33.595595][  T845] RDX: 0000000000000000 RSI: 00007ffc76cce970 RDI: 0000000000000005
[   33.595808][  T845] RBP: 00007ffc76cce8d0 R08: 0000000000000000 R09: 0000000000000000
[   33.596017][  T845] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d09a
[   33.596225][  T845] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc76ccf030
| [   33.604026][  T845] ------------[ cut here ]------------
| [   33.604175][  T845] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/845
| [   33.604420][  T845] Modules linked in: vxlan
| [   33.604840][  T845] Tainted: [W]=WARN
[   33.604946][  T845] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   33.605121][  T845] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   33.605301][  T845] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   33.605795][  T845] RSP: 0018:ffa00000017c71b0 EFLAGS: 00010286
[   33.605972][  T845] RAX: 00000000ffffffa6 RBX: ff11000013758200 RCX: 1ff40000002f8dfc
[   33.606176][  T845] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137582bc
[   33.606394][  T845] RBP: ff110000052b4000 R08: 1fe22000026eb059 R09: ff11000019c1ae80
[   33.606595][  T845] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   33.606800][  T845] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab603b20
[   33.607005][  T845] FS:  00007f3b0aaf5840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   33.607247][  T845] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.607426][  T845] CR2: 000000000042ebe0 CR3: 000000001a897002 CR4: 0000000000771ef0
[   33.607629][  T845] PKRU: 55555554
[   33.607730][  T845] Call Trace:
[   33.607836][  T845]  <TASK>
[   33.607908][  T845]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   33.608045][  T845]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   33.608149][  T845]  __dev_notify_flags (net/core/dev.c:9787)
[   33.608290][  T845]  ? netif_change_name (net/core/dev.c:1495)
[   33.608433][  T845]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   33.608572][  T845]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   33.608709][  T845]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   33.609130][  T845]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   33.609302][  T845]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   33.609504][  T845]  ? __dev_get_by_name (net/core/dev.c:883)
[   33.609641][  T845]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   33.609790][  T845]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   33.609929][  T845]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   33.610123][  T845]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.610279][  T845]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.610474][  T845]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   33.610611][  T845]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   33.610745][  T845]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.610892][  T845]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.611046][  T845]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   33.611183][  T845]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   33.611379][  T845]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.611517][  T845]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.611659][  T845]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.611824][  T845]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.611969][  T845]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.612107][  T845]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   33.612242][  T845]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.612444][  T845]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   33.612584][  T845]  ? 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))
[   33.612728][  T845]  ? 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))
[   33.612870][  T845]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   33.613007][  T845]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   33.613145][  T845]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.613298][  T845]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   33.613494][  T845]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   33.613645][  T845]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   33.613787][  T845]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   33.613922][  T845]  ? copy_msghdr_from_user (net/socket.c:2635)
[   33.614058][  T845]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   33.614227][  T845]  ? move_addr_to_kernel (net/socket.c:258)
[   33.614445][  T845]  ___sys_sendmsg (net/socket.c:2752)
[   33.614583][  T845]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.614718][  T845]  ? copy_msghdr_from_user (net/socket.c:2603)
[   33.614870][  T845]  ? 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))
[   33.615009][  T845]  __sys_sendmsg (net/socket.c:2784)
[   33.615146][  T845]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   33.615296][  T845]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.615506][  T845]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.615644][  T845]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   33.615788][  T845]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   33.615927][  T845]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   33.616065][  T845]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   33.616234][  T845] RIP: 0033:0x7f3b0ad2f08e
[   33.616442][  T845] 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
[   33.616940][  T845] RSP: 002b:00007ffc76cce8c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   33.617143][  T845] RAX: ffffffffffffffda RBX: 00007ffc76ccf058 RCX: 00007f3b0ad2f08e
[   33.617407][  T845] RDX: 0000000000000000 RSI: 00007ffc76cce970 RDI: 0000000000000005
[   33.617613][  T845] RBP: 00007ffc76cce8d0 R08: 0000000000000000 R09: 0000000000000000
[   33.617821][  T845] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d09a
[   33.618023][  T845] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc76ccf030
| [   33.661750][  T846] ------------[ cut here ]------------
| [   33.661934][  T846] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/846
| [   33.662172][  T846] Modules linked in: vxlan
| [   33.662618][  T846] Tainted: [W]=WARN
[   33.662716][  T846] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   33.662885][  T846] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   33.663056][  T846] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   33.663529][  T846] RSP: 0018:ffa00000017c6ff8 EFLAGS: 00010286
[   33.663695][  T846] RAX: 00000000ffffffa6 RBX: ff11000014c98ac0 RCX: 1ff40000002f8dc5
[   33.663895][  T846] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014c98b7c
[   33.664091][  T846] RBP: ff110000052b4000 R08: 1fe2200002993171 R09: ff11000019c1d158
[   33.664288][  T846] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   33.664499][  T846] R13: 0000000000000000 R14: ffa00000017c7140 R15: ff110000143a58d0
[   33.664697][  T846] FS:  00007fddd6fb9840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   33.664933][  T846] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.665096][  T846] CR2: 000000001b934988 CR3: 000000001a8c1004 CR4: 0000000000771ef0
[   33.665296][  T846] PKRU: 55555554
[   33.665402][  T846] Call Trace:
[   33.665502][  T846]  <TASK>
[   33.665569][  T846]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   33.665703][  T846]  __dev_change_net_namespace (net/core/dev.c:12635)
[   33.665873][  T846]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.666003][  T846]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.666134][  T846]  ? default_device_exit_batch (net/core/dev.c:13091)
[   33.666300][  T846]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.666441][  T846]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.666573][  T846]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.666709][  T846]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   33.666849][  T846]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   33.666979][  T846]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   33.667111][  T846]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   33.667278][  T846]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   33.667425][  T846]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   33.667588][  T846]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   33.667720][  T846]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.667857][  T846]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   33.667987][  T846]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   33.668120][  T846]  ? __kernel_text_address (kernel/extable.c:79)
[   33.668251][  T846]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.668394][  T846]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.668526][  T846]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   33.668658][  T846]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.668793][  T846]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   33.668926][  T846]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.669055][  T846]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.669185][  T846]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   33.669329][  T846]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   33.669462][  T846]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   33.669593][  T846]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   33.669726][  T846]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   33.669860][  T846]  ? nla_get_range_signed (lib/nlattr.c:270)
[   33.669994][  T846]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   33.670127][  T846]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   33.670260][  T846]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.670402][  T846]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.670535][  T846]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   33.670667][  T846]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   33.670801][  T846]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.670934][  T846]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.671063][  T846]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.671198][  T846]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   33.671339][  T846]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.671475][  T846]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   33.671605][  T846]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   33.671735][  T846]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.671870][  T846]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.672000][  T846]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.672131][  T846]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.672260][  T846]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.672401][  T846]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   33.672535][  T846]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.672671][  T846]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   33.672812][  T846]  ? 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))
[   33.672943][  T846]  ? 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))
[   33.673075][  T846]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   33.673207][  T846]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   33.673350][  T846]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.673481][  T846]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   33.673614][  T846]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   33.673745][  T846]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   33.673882][  T846]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   33.674013][  T846]  ? copy_msghdr_from_user (net/socket.c:2635)
[   33.674143][  T846]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   33.674313][  T846]  ? move_addr_to_kernel (net/socket.c:258)
[   33.674452][  T846]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   33.674583][  T846]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.674714][  T846]  ___sys_sendmsg (net/socket.c:2752)
[   33.674850][  T846]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   33.675011][  T846]  ? copy_msghdr_from_user (net/socket.c:2603)
[   33.675153][  T846]  __sys_sendmsg (net/socket.c:2784)
[   33.675286][  T846]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   33.675423][  T846]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   33.675589][  T846]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   33.675719][  T846]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.675857][  T846]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   33.675988][  T846]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   33.676119][  T846]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   33.676250][  T846]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   33.676426][  T846] RIP: 0033:0x7fddd71f308e
[   33.676563][  T846] 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
[   33.677033][  T846] RSP: 002b:00007ffe3197a660 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   33.677239][  T846] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fddd71f308e
[   33.677451][  T846] RDX: 0000000000000000 RSI: 00007ffe3197a710 RDI: 0000000000000005
[   33.677651][  T846] RBP: 00007ffe3197a670 R08: 0000000000000000 R09: 0000000000000000
[   33.677855][  T846] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d09a
[   33.678350][  T846] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3197add0
| [   33.681256][  T846] ------------[ cut here ]------------
| [   33.681503][  T846] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/846
| [   33.681826][  T846] Modules linked in: vxlan
| [   33.682346][  T846] Tainted: [W]=WARN
[   33.682449][  T846] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   33.682617][  T846] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   33.682895][  T846] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   33.683493][  T846] RSP: 0018:ffa00000017c6fc0 EFLAGS: 00010286
[   33.683735][  T846] RAX: 00000000ffffffa6 RBX: ff11000012a61c40 RCX: 1ff40000002f8dbe
[   33.683949][  T846] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012a61cfc
[   33.684234][  T846] RBP: ff110000052b4000 R08: 1fe220000254c3a1 R09: ff11000019c1d158
[   33.684448][  T846] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   33.684648][  T846] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000143a58d0
[   33.684952][  T846] FS:  00007fddd6fb9840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   33.685186][  T846] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.685367][  T846] CR2: 000000001b934988 CR3: 000000001a8c1004 CR4: 0000000000771ef0
[   33.685658][  T846] PKRU: 55555554
[   33.685763][  T846] Call Trace:
[   33.685862][  T846]  <TASK>
[   33.685931][  T846]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   33.686151][  T846]  ? notifier_call_chain (kernel/notifier.c:85)
[   33.686293][  T846]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   33.686402][  T846]  __dev_change_net_namespace (net/core/dev.c:12695)
[   33.686571][  T846]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.686710][  T846]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.686940][  T846]  ? default_device_exit_batch (net/core/dev.c:13091)
[   33.687189][  T846]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.687424][  T846]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.687556][  T846]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.687689][  T846]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   33.687830][  T846]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   33.687964][  T846]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   33.688098][  T846]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   33.688234][  T846]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   33.688382][  T846]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   33.688546][  T846]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   33.688679][  T846]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.689214][  T846]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   33.689507][  T846]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   33.689644][  T846]  ? __kernel_text_address (kernel/extable.c:79)
[   33.689786][  T846]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.689923][  T846]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.690055][  T846]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   33.690372][  T846]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.690506][  T846]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   33.691768][  T846]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.691900][  T846]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.692032][  T846]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   33.692164][  T846]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   33.692393][  T846]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   33.692525][  T846]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   33.692656][  T846]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   33.692791][  T846]  ? nla_get_range_signed (lib/nlattr.c:270)
[   33.692925][  T846]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   33.693059][  T846]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   33.693191][  T846]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.693337][  T846]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.693471][  T846]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   33.693601][  T846]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   33.693730][  T846]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.693872][  T846]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.694002][  T846]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.694131][  T846]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   33.694262][  T846]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.694429][  T846]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   33.694564][  T846]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   33.694694][  T846]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.694833][  T846]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.694963][  T846]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.695099][  T846]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.695229][  T846]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.695372][  T846]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   33.695505][  T846]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.695648][  T846]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   33.698790][  T846]  ? 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))
[   33.698942][  T846]  ? 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))
[   33.699132][  T846]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   33.699272][  T846]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   33.699455][  T846]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.699593][  T846]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   33.699730][  T846]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   33.700014][  T846]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   33.700151][  T846]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   33.700290][  T846]  ? copy_msghdr_from_user (net/socket.c:2635)
[   33.700432][  T846]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   33.700596][  T846]  ? move_addr_to_kernel (net/socket.c:258)
[   33.700820][  T846]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   33.700951][  T846]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.701085][  T846]  ___sys_sendmsg (net/socket.c:2752)
[   33.701310][  T846]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   33.701486][  T846]  ? copy_msghdr_from_user (net/socket.c:2603)
[   33.701632][  T846]  __sys_sendmsg (net/socket.c:2784)
[   33.701856][  T846]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   33.701989][  T846]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   33.702153][  T846]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   33.702286][  T846]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.702427][  T846]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   33.702645][  T846]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   33.702781][  T846]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   33.702915][  T846]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   33.703166][  T846] RIP: 0033:0x7fddd71f308e
[   33.703311][  T846] 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
[   33.703801][  T846] RSP: 002b:00007ffe3197a660 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   33.704004][  T846] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fddd71f308e
[   33.704202][  T846] RDX: 0000000000000000 RSI: 00007ffe3197a710 RDI: 0000000000000005
[   33.704413][  T846] RBP: 00007ffe3197a670 R08: 0000000000000000 R09: 0000000000000000
[   33.704698][  T846] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d09a
[   33.705014][  T846] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3197add0
| [   33.742656][  T848] ------------[ cut here ]------------
| [   33.742795][  T848] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/848
| [   33.743022][  T848] Modules linked in: vxlan
| [   33.743447][  T848] Tainted: [W]=WARN
[   33.743548][  T848] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   33.743713][  T848] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   33.743892][  T848] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   33.744377][  T848] RSP: 0018:ffa00000018c7038 EFLAGS: 00010286
[   33.744543][  T848] RAX: 00000000ffffffa6 RBX: ff11000012a60900 RCX: 1ff4000000318dcd
[   33.744742][  T848] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012a609bc
[   33.744943][  T848] RBP: ff110000052b4000 R08: 1fe220000254c139 R09: ff110000159b8b58
[   33.745138][  T848] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   33.745349][  T848] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   33.745561][  T848] FS:  00007f6968a5a840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   33.745796][  T848] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.745960][  T848] CR2: 000000001d4d4988 CR3: 0000000016e9a006 CR4: 0000000000771ef0
[   33.746159][  T848] PKRU: 55555554
[   33.746258][  T848] Call Trace:
[   33.746366][  T848]  <TASK>
[   33.746435][  T848]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.746570][  T848]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   33.746703][  T848]  notifier_call_chain (kernel/notifier.c:85)
[   33.746848][  T848]  netif_change_name (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1509)
[   33.746982][  T848]  ? netdev_adjacent_rename_links (net/core/dev.c:9538)
[   33.747146][  T848]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   33.747280][  T848]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   33.747425][  T848]  do_setlink.isra.0 (net/core/rtnetlink.c:3186)
[   33.747559][  T848]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   33.747697][  T848]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   33.747865][  T848]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   33.747997][  T848]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.748127][  T848]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   33.748256][  T848]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   33.748397][  T848]  ? __kernel_text_address (kernel/extable.c:79)
[   33.748534][  T848]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.748666][  T848]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.748801][  T848]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   33.748933][  T848]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.749064][  T848]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   33.749193][  T848]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.749332][  T848]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.749462][  T848]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   33.749594][  T848]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   33.749726][  T848]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   33.749887][  T848]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   33.750019][  T848]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   33.750149][  T848]  ? nla_get_range_signed (lib/nlattr.c:270)
[   33.750286][  T848]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   33.750499][  T848]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   33.750633][  T848]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.750774][  T848]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.750907][  T848]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   33.751044][  T848]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   33.751213][  T848]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.751412][  T848]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.751598][  T848]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.751729][  T848]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   33.751865][  T848]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.751998][  T848]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   33.752131][  T848]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   33.752261][  T848]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.752455][  T848]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.752586][  T848]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.752729][  T848]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.752863][  T848]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.752995][  T848]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   33.753126][  T848]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.753258][  T848]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   33.753456][  T848]  ? 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))
[   33.753584][  T848]  ? 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))
[   33.753727][  T848]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   33.753865][  T848]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   33.753996][  T848]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.754131][  T848]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   33.754262][  T848]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   33.754455][  T848]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   33.754588][  T848]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   33.754722][  T848]  ? copy_msghdr_from_user (net/socket.c:2635)
[   33.754863][  T848]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   33.755027][  T848]  ? move_addr_to_kernel (net/socket.c:258)
[   33.755165][  T848]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   33.755306][  T848]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.755497][  T848]  ___sys_sendmsg (net/socket.c:2752)
[   33.755630][  T848]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   33.755797][  T848]  ? copy_msghdr_from_user (net/socket.c:2603)
[   33.755939][  T848]  __sys_sendmsg (net/socket.c:2784)
[   33.756071][  T848]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   33.756203][  T848]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   33.756433][  T848]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   33.756564][  T848]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.756701][  T848]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   33.756836][  T848]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   33.756968][  T848]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   33.757098][  T848]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   33.757265][  T848] RIP: 0033:0x7f6968c9408e
[   33.757474][  T848] 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
[   33.757953][  T848] RSP: 002b:00007fff98d61bf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   33.758148][  T848] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6968c9408e
[   33.758405][  T848] RDX: 0000000000000000 RSI: 00007fff98d61ca0 RDI: 0000000000000005
[   33.758601][  T848] RBP: 00007fff98d61c00 R08: 0000000000000000 R09: 0000000000000000
[   33.758804][  T848] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d09a
[   33.759003][  T848] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff98d62370
| [   33.872810][  T865] ------------[ cut here ]------------
| [   33.872988][  T865] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/865
| [   33.873226][  T865] Modules linked in: vxlan
| [   33.873651][  T865] Tainted: [W]=WARN
[   33.873758][  T865] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   33.873925][  T865] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   33.874099][  T865] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   33.874587][  T865] RSP: 0018:ffa0000001947020 EFLAGS: 00010286
[   33.874760][  T865] RAX: 00000000ffffffa6 RBX: ff11000010aaf1c0 RCX: 1ff4000000328dca
[   33.874966][  T865] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010aaf27c
[   33.875180][  T865] RBP: ff110000052b4000 R08: 1fe2200002155e51 R09: ff11000017590b58
[   33.875385][  T865] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   33.875586][  T865] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   33.875791][  T865] FS:  00007f3fa4ffe840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   33.876024][  T865] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.876190][  T865] CR2: 000000000a9ea988 CR3: 0000000015cdd003 CR4: 0000000000771ef0
[   33.876401][  T865] PKRU: 55555554
[   33.876501][  T865] Call Trace:
[   33.876609][  T865]  <TASK>
[   33.876681][  T865]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   33.876822][  T865]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   33.876922][  T865]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   33.877061][  T865]  __dev_notify_flags (net/core/dev.c:9787)
[   33.877197][  T865]  ? netif_change_name (net/core/dev.c:1495)
[   33.877340][  T865]  ? __dev_change_flags (net/core/dev.c:9752)
[   33.877475][  T865]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   33.877605][  T865]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.877739][  T865]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   33.877882][  T865]  netif_change_flags (net/core/dev.c:9820)
[   33.878016][  T865]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   33.878150][  T865]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   33.878283][  T865]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   33.878424][  T865]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   33.878591][  T865]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   33.878730][  T865]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.878868][  T865]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   33.879000][  T865]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   33.879133][  T865]  ? __kernel_text_address (kernel/extable.c:79)
[   33.879270][  T865]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.879411][  T865]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.879543][  T865]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   33.879676][  T865]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.879814][  T865]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   33.879945][  T865]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.880079][  T865]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.880211][  T865]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   33.880352][  T865]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   33.880489][  T865]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   33.880619][  T865]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   33.880756][  T865]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   33.880893][  T865]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   33.881031][  T865]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   33.881163][  T865]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.881298][  T865]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.881437][  T865]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   33.881571][  T865]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   33.881702][  T865]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.881841][  T865]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.881974][  T865]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.882110][  T865]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   33.882244][  T865]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.882389][  T865]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   33.882523][  T865]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   33.882654][  T865]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.882789][  T865]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.882919][  T865]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.883052][  T865]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.883185][  T865]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.883336][  T865]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   33.883480][  T865]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.883621][  T865]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   33.883766][  T865]  ? 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))
[   33.883898][  T865]  ? 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))
[   33.884030][  T865]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   33.884165][  T865]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   33.884301][  T865]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.884443][  T865]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   33.884574][  T865]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   33.884708][  T865]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   33.884850][  T865]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   33.884982][  T865]  ? copy_msghdr_from_user (net/socket.c:2635)
[   33.885118][  T865]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   33.885282][  T865]  ? move_addr_to_kernel (net/socket.c:258)
[   33.885422][  T865]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   33.885553][  T865]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.885687][  T865]  ___sys_sendmsg (net/socket.c:2752)
[   33.885830][  T865]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   33.885996][  T865]  ? copy_msghdr_from_user (net/socket.c:2603)
[   33.886143][  T865]  __sys_sendmsg (net/socket.c:2784)
[   33.886279][  T865]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   33.886420][  T865]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   33.886587][  T865]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   33.886722][  T865]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.886865][  T865]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   33.887001][  T865]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   33.887384][  T865]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   33.887520][  T865]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   33.887685][  T865] RIP: 0033:0x7f3fa523808e
[   33.887833][  T865] 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
[   33.888319][  T865] RSP: 002b:00007ffde7297f20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   33.888523][  T865] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f3fa523808e
[   33.888722][  T865] RDX: 0000000000000000 RSI: 00007ffde7297fd0 RDI: 0000000000000005
[   33.888929][  T865] RBP: 00007ffde7297f30 R08: 0000000000000000 R09: 0000000000000000
[   33.889131][  T865] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d09b
[   33.889341][  T865] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffde72986a0
| [   33.947629][  T868] ------------[ cut here ]------------
| [   33.947800][  T868] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/868
| [   33.948037][  T868] Modules linked in: vxlan
| [   33.948461][  T868] Tainted: [W]=WARN
[   33.948562][  T868] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   33.948727][  T868] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   33.948905][  T868] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   33.949384][  T868] RSP: 0018:ffa00000018b6ff8 EFLAGS: 00010286
[   33.949559][  T868] RAX: 00000000ffffffa6 RBX: ff11000005a14040 RCX: 1ff4000000316dc5
[   33.949759][  T868] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005a140fc
[   33.949952][  T868] RBP: ff11000001dec000 R08: 1fe2200000b42821 R09: ff11000015c45158
[   33.950145][  T868] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   33.950359][  T868] R13: 0000000000000000 R14: ffa00000018b7140 R15: ff110000143958d0
[   33.950557][  T868] FS:  00007f9293b8f840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   33.950791][  T868] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.950955][  T868] CR2: 000000000b911988 CR3: 0000000015958002 CR4: 0000000000771ef0
[   33.951160][  T868] PKRU: 55555554
[   33.951260][  T868] Call Trace:
[   33.951369][  T868]  <TASK>
[   33.951439][  T868]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   33.951572][  T868]  __dev_change_net_namespace (net/core/dev.c:12635)
[   33.951736][  T868]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.951875][  T868]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.952007][  T868]  ? default_device_exit_batch (net/core/dev.c:13091)
[   33.952169][  T868]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.952302][  T868]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.952442][  T868]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.952578][  T868]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   33.952710][  T868]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   33.952848][  T868]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   33.952979][  T868]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   33.953112][  T868]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   33.953244][  T868]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   33.953414][  T868]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   33.953544][  T868]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.953673][  T868]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   33.953805][  T868]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   33.953942][  T868]  ? __kernel_text_address (kernel/extable.c:79)
[   33.954085][  T868]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.954217][  T868]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.954357][  T868]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   33.954493][  T868]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.954625][  T868]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   33.954760][  T868]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.954890][  T868]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.955020][  T868]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   33.955157][  T868]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   33.955290][  T868]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   33.955427][  T868]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   33.955557][  T868]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   33.955689][  T868]  ? nla_get_range_signed (lib/nlattr.c:270)
[   33.955829][  T868]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   33.955963][  T868]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   33.956095][  T868]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.956226][  T868]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.956365][  T868]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   33.956497][  T868]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   33.956636][  T868]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.956775][  T868]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.956908][  T868]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.957038][  T868]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   33.957166][  T868]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.957301][  T868]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   33.957444][  T868]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   33.957579][  T868]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.957728][  T868]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.957865][  T868]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.957997][  T868]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.958126][  T868]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.958257][  T868]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   33.958452][  T868]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.958584][  T868]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   33.958716][  T868]  ? 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))
[   33.958849][  T868]  ? 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))
[   33.958982][  T868]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   33.959112][  T868]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   33.959243][  T868]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.959434][  T868]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   33.959564][  T868]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   33.959693][  T868]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   33.959837][  T868]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   33.959965][  T868]  ? copy_msghdr_from_user (net/socket.c:2635)
[   33.960098][  T868]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   33.960257][  T868]  ? move_addr_to_kernel (net/socket.c:258)
[   33.960422][  T868]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   33.960557][  T868]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.960687][  T868]  ___sys_sendmsg (net/socket.c:2752)
[   33.960824][  T868]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   33.960984][  T868]  ? copy_msghdr_from_user (net/socket.c:2603)
[   33.961126][  T868]  __sys_sendmsg (net/socket.c:2784)
[   33.961256][  T868]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   33.961393][  T868]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   33.961555][  T868]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   33.961688][  T868]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.961824][  T868]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   33.961952][  T868]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   33.962082][  T868]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   33.962212][  T868]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   33.962380][  T868] RIP: 0033:0x7f9293dc908e
[   33.962514][  T868] 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
[   33.962979][  T868] RSP: 002b:00007ffc7c2067c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   33.963176][  T868] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9293dc908e
[   33.963377][  T868] RDX: 0000000000000000 RSI: 00007ffc7c206870 RDI: 0000000000000005
[   33.963568][  T868] RBP: 00007ffc7c2067d0 R08: 0000000000000000 R09: 0000000000000000
[   33.963766][  T868] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d09b
[   33.963969][  T868] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc7c206f30
| [   33.967170][  T868] ------------[ cut here ]------------
| [   33.967395][  T868] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/868
| [   33.967679][  T868] Modules linked in: vxlan
| [   33.968209][  T868] Tainted: [W]=WARN
[   33.968381][  T868] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   33.968599][  T868] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   33.968832][  T868] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   33.969370][  T868] RSP: 0018:ffa00000018b6fc0 EFLAGS: 00010286
[   33.969589][  T868] RAX: 00000000ffffffa6 RBX: ff11000012b0b540 RCX: 1ff4000000316dbe
[   33.969849][  T868] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0b5fc
[   33.970098][  T868] RBP: ff11000001dec000 R08: 1fe22000025616c1 R09: ff11000015c45158
[   33.970367][  T868] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   33.970616][  T868] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000143958d0
[   33.970872][  T868] FS:  00007f9293b8f840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   33.971154][  T868] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.971395][  T868] CR2: 00007f115dec00c8 CR3: 0000000015958005 CR4: 0000000000771ef0
[   33.971645][  T868] PKRU: 55555554
[   33.971803][  T868] Call Trace:
[   33.971954][  T868]  <TASK>
[   33.972075][  T868]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   33.972260][  T868]  ? notifier_call_chain (kernel/notifier.c:85)
[   33.972471][  T868]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   33.972626][  T868]  __dev_change_net_namespace (net/core/dev.c:12695)
[   33.972853][  T868]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.973039][  T868]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.973225][  T868]  ? default_device_exit_batch (net/core/dev.c:13091)
[   33.973466][  T868]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.973650][  T868]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.973844][  T868]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.974032][  T868]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   33.974218][  T868]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   33.974430][  T868]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   33.974617][  T868]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   33.974817][  T868]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   33.975003][  T868]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   33.975221][  T868]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   33.975429][  T868]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.975614][  T868]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   33.975805][  T868]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   33.975990][  T868]  ? __kernel_text_address (kernel/extable.c:79)
[   33.976174][  T868]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.976383][  T868]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.976570][  T868]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   33.976762][  T868]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.976947][  T868]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   33.977130][  T868]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.977334][  T868]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.977522][  T868]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   33.977705][  T868]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   33.977901][  T868]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   33.978087][  T868]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   33.978276][  T868]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   33.978478][  T868]  ? nla_get_range_signed (lib/nlattr.c:270)
[   33.978666][  T868]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   33.978864][  T868]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   33.979054][  T868]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.979238][  T868]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.979443][  T868]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   33.979628][  T868]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   33.979821][  T868]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.980007][  T868]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.980188][  T868]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.980396][  T868]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   33.980585][  T868]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.980778][  T868]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   33.980964][  T868]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   33.981147][  T868]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.981349][  T868]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.981549][  T868]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.981733][  T868]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.981924][  T868]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.982110][  T868]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   33.982296][  T868]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.982500][  T868]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   33.982687][  T868]  ? 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))
[   33.982882][  T868]  ? 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))
[   33.983067][  T868]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   33.983365][  T868]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   33.983552][  T868]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.983739][  T868]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   33.983932][  T868]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   33.984328][  T868]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   33.984516][  T868]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   33.984701][  T868]  ? copy_msghdr_from_user (net/socket.c:2635)
[   33.984892][  T868]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   33.985106][  T868]  ? move_addr_to_kernel (net/socket.c:258)
[   33.985295][  T868]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   33.985713][  T868]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.985906][  T868]  ___sys_sendmsg (net/socket.c:2752)
[   33.986089][  T868]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   33.986329][  T868]  ? copy_msghdr_from_user (net/socket.c:2603)
[   33.986540][  T868]  __sys_sendmsg (net/socket.c:2784)
[   33.986725][  T868]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   33.986919][  T868]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   33.987137][  T868]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   33.987344][  T868]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.987534][  T868]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   33.987720][  T868]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   33.987912][  T868]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   33.988099][  T868]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   33.988425][  T868] RIP: 0033:0x7f9293dc908e
[   33.988617][  T868] 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
[   33.989343][  T868] RSP: 002b:00007ffc7c2067c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   33.989600][  T868] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9293dc908e
[   33.989856][  T868] RDX: 0000000000000000 RSI: 00007ffc7c206870 RDI: 0000000000000005
[   33.990105][  T868] RBP: 00007ffc7c2067d0 R08: 0000000000000000 R09: 0000000000000000
[   33.990456][  T868] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d09b
[   33.990704][  T868] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc7c206f30
| [   34.036210][  T870] ------------[ cut here ]------------
| [   34.036924][  T870] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/870
| [   34.037160][  T870] Modules linked in: vxlan
| [   34.037633][  T870] Tainted: [W]=WARN
[   34.037735][  T870] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.037907][  T870] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.038075][  T870] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.038548][  T870] RSP: 0018:ffa00000010c7038 EFLAGS: 00010286
[   34.038713][  T870] RAX: 00000000ffffffa6 RBX: ff1100001970b700 RCX: 1ff4000000218dcd
[   34.038917][  T870] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001970b7bc
[   34.039110][  T870] RBP: ff11000001dec000 R08: 1fe22000032e16f9 R09: ff11000015c38b58
[   34.039309][  T870] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   34.039513][  T870] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   34.039707][  T870] FS:  00007fbae30ef840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   34.039940][  T870] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.040118][  T870] CR2: 000000002ead0988 CR3: 0000000015c23005 CR4: 0000000000771ef0
[   34.040325][  T870] PKRU: 55555554
[   34.040425][  T870] Call Trace:
[   34.040522][  T870]  <TASK>
[   34.040589][  T870]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.040722][  T870]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   34.040860][  T870]  notifier_call_chain (kernel/notifier.c:85)
[   34.040993][  T870]  netif_change_name (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1509)
[   34.041125][  T870]  ? netdev_adjacent_rename_links (net/core/dev.c:9538)
[   34.041288][  T870]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   34.041426][  T870]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   34.041559][  T870]  do_setlink.isra.0 (net/core/rtnetlink.c:3186)
[   34.041691][  T870]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   34.041829][  T870]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   34.041990][  T870]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   34.042120][  T870]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   34.042249][  T870]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   34.042395][  T870]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   34.042529][  T870]  ? __kernel_text_address (kernel/extable.c:79)
[   34.042659][  T870]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.042797][  T870]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.042925][  T870]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   34.043055][  T870]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.043185][  T870]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   34.043401][  T870]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.043532][  T870]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.043661][  T870]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   34.043799][  T870]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   34.043928][  T870]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   34.044057][  T870]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   34.044190][  T870]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   34.044389][  T870]  ? nla_get_range_signed (lib/nlattr.c:270)
[   34.044524][  T870]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   34.044656][  T870]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   34.044795][  T870]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.044923][  T870]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.045054][  T870]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   34.045182][  T870]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   34.045312][  T870]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.045497][  T870]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.045628][  T870]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.045763][  T870]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   34.045893][  T870]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.046023][  T870]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   34.046154][  T870]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   34.046286][  T870]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   34.046505][  T870]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.046636][  T870]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.046775][  T870]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.046904][  T870]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.047034][  T870]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   34.047164][  T870]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.047302][  T870]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   34.047512][  T870]  ? 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))
[   34.047641][  T870]  ? 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))
[   34.047779][  T870]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   34.047910][  T870]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   34.048040][  T870]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.048173][  T870]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   34.048307][  T870]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   34.048512][  T870]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   34.048645][  T870]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   34.048780][  T870]  ? copy_msghdr_from_user (net/socket.c:2635)
[   34.048915][  T870]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   34.049075][  T870]  ? move_addr_to_kernel (net/socket.c:258)
[   34.049207][  T870]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   34.049483][  T870]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   34.049614][  T870]  ___sys_sendmsg (net/socket.c:2752)
[   34.049742][  T870]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   34.049911][  T870]  ? copy_msghdr_from_user (net/socket.c:2603)
[   34.050051][  T870]  __sys_sendmsg (net/socket.c:2784)
[   34.050181][  T870]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   34.050311][  T870]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   34.050541][  T870]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   34.050671][  T870]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.050807][  T870]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   34.050938][  T870]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   34.051070][  T870]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   34.051201][  T870]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.051377][  T870] RIP: 0033:0x7fbae332908e
[   34.051513][  T870] 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
[   34.051989][  T870] RSP: 002b:00007ffed5b68070 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   34.052183][  T870] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fbae332908e
[   34.052383][  T870] RDX: 0000000000000000 RSI: 00007ffed5b68120 RDI: 0000000000000005
[   34.052577][  T870] RBP: 00007ffed5b68080 R08: 0000000000000000 R09: 0000000000000000
[   34.052780][  T870] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d09b
[   34.052973][  T870] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed5b687f0
| [   34.141955][  T873] ------------[ cut here ]------------
| [   34.142122][  T873] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/873
| [   34.142369][  T873] Modules linked in: vxlan
| [   34.142788][  T873] Tainted: [W]=WARN
[   34.142896][  T873] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.143062][  T873] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.143234][  T873] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.143715][  T873] RSP: 0018:ffa0000001967020 EFLAGS: 00010286
[   34.143889][  T873] RAX: 00000000ffffffa6 RBX: ff110000169098c0 RCX: 1ff400000032cdca
[   34.144085][  T873] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001690997c
[   34.144285][  T873] RBP: ff11000001dec000 R08: 1fe2200002d21331 R09: ff11000015a88b58
[   34.144490][  T873] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   34.144689][  T873] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   34.144897][  T873] FS:  00007f1b6a8d6840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   34.145128][  T873] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.145299][  T873] CR2: 000000002baf9988 CR3: 000000001a609004 CR4: 0000000000771ef0
[   34.145510][  T873] PKRU: 55555554
[   34.145610][  T873] Call Trace:
[   34.145710][  T873]  <TASK>
[   34.145785][  T873]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   34.145919][  T873]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   34.146020][  T873]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   34.146151][  T873]  __dev_notify_flags (net/core/dev.c:9787)
[   34.146287][  T873]  ? netif_change_name (net/core/dev.c:1495)
[   34.146425][  T873]  ? __dev_change_flags (net/core/dev.c:9752)
[   34.146556][  T873]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   34.146689][  T873]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.146829][  T873]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   34.146963][  T873]  netif_change_flags (net/core/dev.c:9820)
[   34.147095][  T873]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   34.147228][  T873]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   34.147372][  T873]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   34.147507][  T873]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   34.147670][  T873]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   34.147808][  T873]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   34.147940][  T873]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   34.148072][  T873]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   34.148206][  T873]  ? __kernel_text_address (kernel/extable.c:79)
[   34.148349][  T873]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.148490][  T873]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.148620][  T873]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   34.148758][  T873]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.148891][  T873]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   34.149021][  T873]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.149152][  T873]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.149283][  T873]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   34.149436][  T873]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   34.149570][  T873]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   34.149702][  T873]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   34.149844][  T873]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   34.149982][  T873]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   34.150116][  T873]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   34.150249][  T873]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.150388][  T873]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.150520][  T873]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   34.150652][  T873]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   34.150793][  T873]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.150928][  T873]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.151059][  T873]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.151191][  T873]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   34.151333][  T873]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.151467][  T873]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   34.151599][  T873]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   34.151732][  T873]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   34.151876][  T873]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.152006][  T873]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.152139][  T873]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.152276][  T873]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.152415][  T873]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   34.152548][  T873]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.152682][  T873]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   34.152823][  T873]  ? 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))
[   34.152953][  T873]  ? 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))
[   34.153087][  T873]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   34.153219][  T873]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   34.153361][  T873]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.153493][  T873]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   34.153628][  T873]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   34.153768][  T873]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   34.153901][  T873]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   34.154032][  T873]  ? copy_msghdr_from_user (net/socket.c:2635)
[   34.154163][  T873]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   34.154332][  T873]  ? move_addr_to_kernel (net/socket.c:258)
[   34.154465][  T873]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   34.154596][  T873]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   34.154728][  T873]  ___sys_sendmsg (net/socket.c:2752)
[   34.154863][  T873]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   34.155026][  T873]  ? copy_msghdr_from_user (net/socket.c:2603)
[   34.155170][  T873]  __sys_sendmsg (net/socket.c:2784)
[   34.155307][  T873]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   34.155450][  T873]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   34.155618][  T873]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   34.155756][  T873]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.155889][  T873]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   34.156020][  T873]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   34.156153][  T873]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   34.156290][  T873]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.156460][  T873] RIP: 0033:0x7f1b6ab1008e
[   34.156599][  T873] 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
[   34.157072][  T873] RSP: 002b:00007ffc30150b40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   34.157277][  T873] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f1b6ab1008e
[   34.157480][  T873] RDX: 0000000000000000 RSI: 00007ffc30150bf0 RDI: 0000000000000005
[   34.157677][  T873] RBP: 00007ffc30150b50 R08: 0000000000000000 R09: 0000000000000000
[   34.157879][  T873] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d09b
[   34.158075][  T873] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc301512c0
| [   34.160727][   T45] ------------[ cut here ]------------
| [   34.160869][   T45] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/45
| [   34.161109][   T45] Modules linked in: vxlan
| [   34.161677][   T45] Tainted: [W]=WARN
[   34.161779][   T45] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.161933][   T45] Workqueue: events_unbound linkwatch_event
[   34.162096][   T45] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.162253][   T45] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.162706][   T45] RSP: 0018:ffa000000031f9e0 EFLAGS: 00010286
[   34.162865][   T45] RAX: 00000000ffffffa6 RBX: ff11000013704c80 RCX: 1ff4000000063f02
[   34.163047][   T45] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013704d3c
[   34.163225][   T45] RBP: ff11000001dec000 R08: 1fe22000026e09a9 R09: ff110000020051a8
[   34.163416][   T45] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   34.163594][   T45] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   34.163784][   T45] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   34.163993][   T45] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.164143][   T45] CR2: 000056280621a6c0 CR3: 00000000026c7003 CR4: 0000000000771ef0
[   34.164330][   T45] PKRU: 55555554
[   34.164420][   T45] Call Trace:
[   34.164510][   T45]  <TASK>
[   34.164573][   T45]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   34.164693][   T45]  ? notifier_call_chain (kernel/notifier.c:85)
[   34.164820][   T45]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   34.164910][   T45]  netif_state_change (net/core/dev.c:1605)
[   34.165030][   T45]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   34.165180][   T45]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   34.165306][   T45]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   34.165432][   T45]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   34.165555][   T45]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   34.165673][   T45]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   34.165798][   T45]  process_one_work (kernel/workqueue.c:3314)
[   34.165922][   T45]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   34.166040][   T45]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.166164][   T45]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   34.166291][   T45]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   34.166416][   T45]  kthread (kernel/kthread.c:436)
[   34.166506][   T45]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   34.166659][   T45]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.166784][   T45]  ret_from_fork (arch/x86/kernel/process.c:158)
[   34.166905][   T45]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   34.167056][   T45]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   34.167182][   T45]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.167308][   T45]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   34.169965][   T45] ------------[ cut here ]------------
| [   34.170098][   T45] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/45
| [   34.170394][   T45] Modules linked in: vxlan
| [   34.170796][   T45] Tainted: [W]=WARN
[   34.170887][   T45] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.171037][   T45] Workqueue: events_unbound linkwatch_event
[   34.171193][   T45] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.171372][   T45] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.171819][   T45] RSP: 0018:ffa000000031f9e0 EFLAGS: 00010286
[   34.171973][   T45] RAX: 00000000ffffffa6 RBX: ff1100001a7a8740 RCX: 1ff4000000063f02
[   34.172151][   T45] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001a7a87fc
[   34.172345][   T45] RBP: ff110000052b4000 R08: 1fe22000034f5101 R09: ff110000020051a8
[   34.172524][   T45] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   34.172702][   T45] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   34.172889][   T45] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   34.173100][   T45] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.173251][   T45] CR2: 000056280621a6c0 CR3: 00000000026c7003 CR4: 0000000000771ef0
[   34.173440][   T45] PKRU: 55555554
[   34.173531][   T45] Call Trace:
[   34.173622][   T45]  <TASK>
[   34.173685][   T45]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   34.173812][   T45]  ? notifier_call_chain (kernel/notifier.c:85)
[   34.173934][   T45]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   34.174026][   T45]  netif_state_change (net/core/dev.c:1605)
[   34.174147][   T45]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   34.174302][   T45]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   34.174427][   T45]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   34.174550][   T45]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   34.174675][   T45]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   34.174801][   T45]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   34.174922][   T45]  process_one_work (kernel/workqueue.c:3314)
[   34.175046][   T45]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   34.175168][   T45]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.175302][   T45]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   34.175435][   T45]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   34.175557][   T45]  kthread (kernel/kthread.c:436)
[   34.175648][   T45]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   34.175806][   T45]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.175928][   T45]  ret_from_fork (arch/x86/kernel/process.c:158)
[   34.176050][   T45]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   34.176203][   T45]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   34.176333][   T45]  ? kthread_affine_node (kernel/kthread.c:378)
[   34.176454][   T45]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   44.507192][ T1059] ------------[ cut here ]------------
| [   44.507389][ T1059] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1059
| [   44.507659][ T1059] Modules linked in: vxlan
| [   44.508112][ T1059] Tainted: [W]=WARN
[   44.508215][ T1059] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.509086][ T1059] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.509265][ T1059] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.509875][ T1059] RSP: 0018:ffa0000001ef7a80 EFLAGS: 00010286
[   44.510043][ T1059] RAX: 00000000ffffffa6 RBX: ff110000141ab1c0 RCX: 1ff40000003def16
[   44.510251][ T1059] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000141ab27c
[   44.510519][ T1059] RBP: ff110000177f9000 R08: 1fe2200002835651 R09: ff1100001360ae80
[   44.510725][ T1059] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   44.510927][ T1059] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000177f9000
[   44.511132][ T1059] FS:  00007f921065c840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   44.511442][ T1059] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.511609][ T1059] CR2: 00007f921085dc20 CR3: 000000001661b003 CR4: 0000000000771ef0
[   44.511816][ T1059] PKRU: 55555554
[   44.511916][ T1059] Call Trace:
[   44.512016][ T1059]  <TASK>
[   44.512088][ T1059]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   44.512222][ T1059]  ? notifier_call_chain (kernel/notifier.c:85)
[   44.512370][ T1059]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   44.512473][ T1059]  register_netdevice (net/core/dev.c:11488)
[   44.512607][ T1059]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   44.512781][ T1059]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   44.512917][ T1059]  register_netdev (net/core/dev.c:11552)
[   44.513047][ T1059]  loopback_net_init (drivers/net/loopback.c:218)
[   44.513183][ T1059]  ops_init (net/core/net_namespace.c:137)
[   44.513291][ T1059]  setup_net (net/core/net_namespace.c:446)
[   44.513397][ T1059]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   44.513529][ T1059]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   44.513662][ T1059]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   44.513810][ T1059]  copy_net_ns (net/core/net_namespace.c:579)
[   44.513945][ T1059]  create_new_namespaces (kernel/nsproxy.c:132)
[   44.514082][ T1059]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   44.514219][ T1059]  ksys_unshare (kernel/fork.c:3243)
[   44.514362][ T1059]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   44.514496][ T1059]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   44.514629][ T1059]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   44.514770][ T1059]  ? __ia32_sys_open (fs/open.c:1374)
[   44.514915][ T1059]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   44.515053][ T1059]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   44.515187][ T1059]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.515329][ T1059]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.515463][ T1059]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.515596][ T1059]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.515768][ T1059] RIP: 0033:0x7f921091ebcb
[   44.515909][ T1059] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   44.516405][ T1059] RSP: 002b:00007ffda6d75db8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   44.516608][ T1059] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f921091ebcb
[   44.516815][ T1059] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   44.517014][ T1059] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   44.517213][ T1059] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffda6d77fe0
[   44.517431][ T1059] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffda6d7886d
| [   44.521828][ T1059] ------------[ cut here ]------------
| [   44.521992][ T1059] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1059
| [   44.522253][ T1059] Modules linked in: vxlan
| [   44.522666][ T1059] Tainted: [W]=WARN
[   44.522773][ T1059] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.522939][ T1059] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.523110][ T1059] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.523588][ T1059] RSP: 0018:ffa0000001ef7918 EFLAGS: 00010286
[   44.523760][ T1059] RAX: 00000000ffffffa6 RBX: ff11000010aaec80 RCX: 1ff40000003deee9
[   44.523957][ T1059] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010aaed3c
[   44.524158][ T1059] RBP: ff110000052b1000 R08: 1fe2200002155da9 R09: ff1100001360ae80
[   44.524888][ T1059] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   44.525088][ T1059] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000052b1000
[   44.525291][ T1059] FS:  00007f921065c840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   44.525578][ T1059] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.525812][ T1059] CR2: 00007f921085dc20 CR3: 000000001661b003 CR4: 0000000000771ef0
[   44.526019][ T1059] PKRU: 55555554
[   44.526121][ T1059] Call Trace:
[   44.526221][ T1059]  <TASK>
[   44.526294][ T1059]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   44.526485][ T1059]  ? notifier_call_chain (kernel/notifier.c:85)
[   44.526618][ T1059]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   44.526724][ T1059]  register_netdevice (net/core/dev.c:11488)
[   44.526864][ T1059]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   44.527031][ T1059]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   44.527170][ T1059]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   44.527308][ T1059]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   44.527498][ T1059]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   44.527631][ T1059]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   44.527771][ T1059]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   44.527906][ T1059]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[   44.528040][ T1059]  ops_init (net/core/net_namespace.c:137)
[   44.528144][ T1059]  setup_net (net/core/net_namespace.c:446)
[   44.528245][ T1059]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   44.528434][ T1059]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   44.528569][ T1059]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   44.528703][ T1059]  copy_net_ns (net/core/net_namespace.c:579)
[   44.528842][ T1059]  create_new_namespaces (kernel/nsproxy.c:132)
[   44.528977][ T1059]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   44.529112][ T1059]  ksys_unshare (kernel/fork.c:3243)
[   44.529250][ T1059]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   44.529444][ T1059]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   44.529577][ T1059]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   44.529716][ T1059]  ? __ia32_sys_open (fs/open.c:1374)
[   44.529851][ T1059]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   44.529982][ T1059]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   44.530115][ T1059]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.530249][ T1059]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.530442][ T1059]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.530575][ T1059]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.530754][ T1059] RIP: 0033:0x7f921091ebcb
[   44.530897][ T1059] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   44.531434][ T1059] RSP: 002b:00007ffda6d75db8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   44.531635][ T1059] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f921091ebcb
[   44.531837][ T1059] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   44.532034][ T1059] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   44.532237][ T1059] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffda6d77fe0
[   44.532494][ T1059] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffda6d7886d
| [   44.542444][ T1059] ------------[ cut here ]------------
| [   44.542650][ T1059] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1059
| [   44.542978][ T1059] Modules linked in: vxlan
| [   44.543573][ T1059] Tainted: [W]=WARN
[   44.543731][ T1059] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.543952][ T1059] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.544181][ T1059] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.544734][ T1059] RSP: 0018:ffa0000001ef78f8 EFLAGS: 00010286
[   44.544954][ T1059] RAX: 00000000ffffffa6 RBX: ff11000015b7e3c0 RCX: 1ff40000003deee5
[   44.545208][ T1059] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000015b7e47c
[   44.545475][ T1059] RBP: ff11000007ea4000 R08: 1fe2200002b6fc91 R09: ff1100001360ae80
[   44.545731][ T1059] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   44.545981][ T1059] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007ea4000
[   44.546235][ T1059] FS:  00007f921065c840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   44.546543][ T1059] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.546773][ T1059] CR2: 00005566d8c2d860 CR3: 000000001661b004 CR4: 0000000000771ef0
[   44.547026][ T1059] PKRU: 55555554
[   44.547177][ T1059] Call Trace:
[   44.547348][ T1059]  <TASK>
[   44.547470][ T1059]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   44.547658][ T1059]  ? notifier_call_chain (kernel/notifier.c:85)
[   44.547853][ T1059]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   44.548008][ T1059]  register_netdevice (net/core/dev.c:11488)
[   44.548193][ T1059]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   44.548437][ T1059]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   44.548635][ T1059]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   44.548832][ T1059]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   44.549017][ T1059]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   44.549203][ T1059]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   44.549456][ T1059]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   44.549685][ T1059]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   44.549877][ T1059]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   44.550064][ T1059]  vti_init_net (net/ipv4/ip_vti.c:517)
[   44.550249][ T1059]  ops_init (net/core/net_namespace.c:137)
[   44.550425][ T1059]  setup_net (net/core/net_namespace.c:446)
[   44.550579][ T1059]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   44.550780][ T1059]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   44.550969][ T1059]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   44.551155][ T1059]  copy_net_ns (net/core/net_namespace.c:579)
[   44.551365][ T1059]  create_new_namespaces (kernel/nsproxy.c:132)
[   44.551554][ T1059]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   44.551749][ T1059]  ksys_unshare (kernel/fork.c:3243)
[   44.551934][ T1059]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   44.552120][ T1059]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   44.552308][ T1059]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   44.552510][ T1059]  ? __ia32_sys_open (fs/open.c:1374)
[   44.552696][ T1059]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   44.552889][ T1059]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   44.553075][ T1059]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.553262][ T1059]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.553467][ T1059]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.553654][ T1059]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.553879][ T1059] RIP: 0033:0x7f921091ebcb
[   44.554070][ T1059] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   44.554616][ T1059] RSP: 002b:00007ffda6d75db8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   44.554877][ T1059] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f921091ebcb
[   44.555126][ T1059] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   44.555403][ T1059] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   44.555661][ T1059] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffda6d77fe0
[   44.555918][ T1059] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffda6d7886d
| [   44.561424][ T1059] ------------[ cut here ]------------
| [   44.561617][ T1059] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1059
| [   44.561970][ T1059] Modules linked in: vxlan
| [   44.562566][ T1059] Tainted: [W]=WARN
[   44.562780][ T1059] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.563055][ T1059] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.563355][ T1059] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.563941][ T1059] RSP: 0018:ffa0000001ef7a78 EFLAGS: 00010286
[   44.564228][ T1059] RAX: 00000000ffffffa6 RBX: ff1100001311d1c0 RCX: 1ff40000003def15
[   44.564552][ T1059] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001311d27c
[   44.564865][ T1059] RBP: ff11000005171000 R08: 1fe2200002623a51 R09: ff1100001360ae80
[   44.565171][ T1059] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   44.565491][ T1059] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005171000
[   44.565804][ T1059] FS:  00007f921065c840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   44.566143][ T1059] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.566436][ T1059] CR2: 00005566d8c2d860 CR3: 000000001661b004 CR4: 0000000000771ef0
[   44.566756][ T1059] PKRU: 55555554
[   44.566961][ T1059] Call Trace:
[   44.567164][ T1059]  <TASK>
[   44.567356][ T1059]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   44.567596][ T1059]  ? notifier_call_chain (kernel/notifier.c:85)
[   44.567816][ T1059]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   44.567968][ T1059]  register_netdevice (net/core/dev.c:11488)
[   44.568156][ T1059]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   44.568393][ T1059]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.568580][ T1059]  register_netdev (net/core/dev.c:11552)
[   44.568773][ T1059]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   44.568959][ T1059]  ops_init (net/core/net_namespace.c:137)
[   44.569111][ T1059]  setup_net (net/core/net_namespace.c:446)
[   44.569262][ T1059]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   44.569466][ T1059]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   44.569655][ T1059]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   44.569850][ T1059]  copy_net_ns (net/core/net_namespace.c:579)
[   44.570036][ T1059]  create_new_namespaces (kernel/nsproxy.c:132)
[   44.570222][ T1059]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   44.570427][ T1059]  ksys_unshare (kernel/fork.c:3243)
[   44.570611][ T1059]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   44.570806][ T1059]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   44.570991][ T1059]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   44.571174][ T1059]  ? __ia32_sys_open (fs/open.c:1374)
[   44.571376][ T1059]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   44.571558][ T1059]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   44.571750][ T1059]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.571934][ T1059]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.572118][ T1059]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.572327][ T1059]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.572542][ T1059] RIP: 0033:0x7f921091ebcb
[   44.572739][ T1059] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   44.573280][ T1059] RSP: 002b:00007ffda6d75db8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   44.573551][ T1059] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f921091ebcb
[   44.573808][ T1059] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   44.574054][ T1059] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   44.574302][ T1059] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffda6d77fe0
[   44.574565][ T1059] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffda6d7886d
| [   44.579477][ T1059] ------------[ cut here ]------------
| [   44.579672][ T1059] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1059
| [   44.579991][ T1059] Modules linked in: vxlan
| [   44.580520][ T1059] Tainted: [W]=WARN
[   44.580673][ T1059] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.580894][ T1059] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.581121][ T1059] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.581663][ T1059] RSP: 0018:ffa0000001ef7a68 EFLAGS: 00010286
[   44.581892][ T1059] RAX: 00000000ffffffa6 RBX: ff11000005a14580 RCX: 1ff40000003def13
[   44.582143][ T1059] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005a1463c
[   44.582944][ T1059] RBP: ff11000005829000 R08: 1fe2200000b428c9 R09: ff1100001360ae80
[   44.583268][ T1059] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   44.583594][ T1059] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005829000
[   44.583917][ T1059] FS:  00007f921065c840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   44.584256][ T1059] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.584552][ T1059] CR2: 00005566d8c2d860 CR3: 000000001661b004 CR4: 0000000000771ef0
[   44.584870][ T1059] PKRU: 55555554
[   44.585088][ T1059] Call Trace:
[   44.585301][ T1059]  <TASK>
[   44.585488][ T1059]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   44.585738][ T1059]  ? notifier_call_chain (kernel/notifier.c:85)
[   44.585977][ T1059]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   44.586183][ T1059]  register_netdevice (net/core/dev.c:11488)
[   44.586447][ T1059]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   44.586728][ T1059]  register_netdev (net/core/dev.c:11552)
[   44.586967][ T1059]  sit_init_net (net/ipv6/sit.c:1860)
[   44.587219][ T1059]  ops_init (net/core/net_namespace.c:137)
[   44.587452][ T1059]  setup_net (net/core/net_namespace.c:446)
[   44.587660][ T1059]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   44.587901][ T1059]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   44.588087][ T1059]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   44.588278][ T1059]  copy_net_ns (net/core/net_namespace.c:579)
[   44.588477][ T1059]  create_new_namespaces (kernel/nsproxy.c:132)
[   44.588666][ T1059]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   44.588862][ T1059]  ksys_unshare (kernel/fork.c:3243)
[   44.589046][ T1059]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   44.589231][ T1059]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   44.589437][ T1059]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   44.589623][ T1059]  ? __ia32_sys_open (fs/open.c:1374)
[   44.589818][ T1059]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   44.590003][ T1059]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   44.590190][ T1059]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.590396][ T1059]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.590825][ T1059]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.591011][ T1059]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.591223][ T1059] RIP: 0033:0x7f921091ebcb
[   44.591433][ T1059] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   44.591979][ T1059] RSP: 002b:00007ffda6d75db8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   44.592228][ T1059] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f921091ebcb
[   44.592497][ T1059] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   44.592751][ T1059] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   44.593001][ T1059] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffda6d77fe0
[   44.593247][ T1059] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffda6d7886d
| [   44.598271][ T1059] ------------[ cut here ]------------
| [   44.598464][ T1059] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1059
| [   44.598787][ T1059] Modules linked in: vxlan
| [   44.599299][ T1059] Tainted: [W]=WARN
[   44.599995][ T1059] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.600275][ T1059] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.600583][ T1059] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.601168][ T1059] RSP: 0018:ffa0000001ef7a78 EFLAGS: 00010286
[   44.601461][ T1059] RAX: 00000000ffffffa6 RBX: ff11000015b7fa80 RCX: 1ff40000003def15
[   44.601772][ T1059] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000015b7fb3c
[   44.602074][ T1059] RBP: ff110000058fc000 R08: 1fe2200002b6ff69 R09: ff1100001360ae80
[   44.602394][ T1059] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   44.602700][ T1059] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000058fc000
[   44.603012][ T1059] FS:  00007f921065c840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   44.603365][ T1059] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.603637][ T1059] CR2: 00005566d8c2d860 CR3: 000000001661b004 CR4: 0000000000771ef0
[   44.603954][ T1059] PKRU: 55555554
[   44.604156][ T1059] Call Trace:
[   44.604381][ T1059]  <TASK>
[   44.604557][ T1059]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   44.604804][ T1059]  ? notifier_call_chain (kernel/notifier.c:85)
[   44.605041][ T1059]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   44.605250][ T1059]  register_netdevice (net/core/dev.c:11488)
[   44.605506][ T1059]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   44.605784][ T1059]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.606024][ T1059]  register_netdev (net/core/dev.c:11552)
[   44.606248][ T1059]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   44.606455][ T1059]  ops_init (net/core/net_namespace.c:137)
[   44.606613][ T1059]  setup_net (net/core/net_namespace.c:446)
[   44.606773][ T1059]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   44.606958][ T1059]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   44.607146][ T1059]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   44.607354][ T1059]  copy_net_ns (net/core/net_namespace.c:579)
[   44.607554][ T1059]  create_new_namespaces (kernel/nsproxy.c:132)
[   44.607750][ T1059]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   44.607939][ T1059]  ksys_unshare (kernel/fork.c:3243)
[   44.608122][ T1059]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   44.608309][ T1059]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   44.608512][ T1059]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   44.608695][ T1059]  ? __ia32_sys_open (fs/open.c:1374)
[   44.608891][ T1059]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   44.609073][ T1059]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   44.609253][ T1059]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.609457][ T1059]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.609639][ T1059]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.609829][ T1059]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.610052][ T1059] RIP: 0033:0x7f921091ebcb
[   44.610245][ T1059] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   44.610801][ T1059] RSP: 002b:00007ffda6d75db8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   44.611062][ T1059] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f921091ebcb
[   44.611329][ T1059] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   44.611577][ T1059] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   44.611832][ T1059] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffda6d77fe0
[   44.612080][ T1059] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffda6d7886d
| [   44.642693][ T1060] ------------[ cut here ]------------
| [   44.642860][ T1060] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1060
| [   44.643126][ T1060] Modules linked in: vxlan
| [   44.643545][ T1060] Tainted: [W]=WARN
[   44.643645][ T1060] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.643840][ T1060] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.644035][ T1060] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.644519][ T1060] RSP: 0018:ffa00000018c7020 EFLAGS: 00010286
[   44.644687][ T1060] RAX: 00000000ffffffa6 RBX: ff11000016f683c0 RCX: 1ff4000000318dca
[   44.644890][ T1060] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000016f6847c
[   44.645087][ T1060] RBP: ff110000177f9000 R08: 1fe2200002ded091 R09: ff1100001360d158
[   44.645291][ T1060] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   44.645491][ T1060] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   44.645689][ T1060] FS:  00007f35e1135840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   44.645951][ T1060] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.646121][ T1060] CR2: 0000000035c8b988 CR3: 0000000015fe3003 CR4: 0000000000771ef0
[   44.646331][ T1060] PKRU: 55555554
[   44.646430][ T1060] Call Trace:
[   44.646529][ T1060]  <TASK>
[   44.646599][ T1060]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   44.646739][ T1060]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   44.646840][ T1060]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   44.646976][ T1060]  __dev_notify_flags (net/core/dev.c:9787)
[   44.647111][ T1060]  ? netif_change_name (net/core/dev.c:1495)
[   44.647246][ T1060]  ? __dev_change_flags (net/core/dev.c:9752)
[   44.647386][ T1060]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   44.647519][ T1060]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.647652][ T1060]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   44.647793][ T1060]  netif_change_flags (net/core/dev.c:9820)
[   44.647928][ T1060]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   44.648062][ T1060]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   44.648198][ T1060]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   44.648347][ T1060]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   44.648515][ T1060]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   44.648647][ T1060]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.648785][ T1060]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   44.648929][ T1060]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   44.649068][ T1060]  ? __kernel_text_address (kernel/extable.c:79)
[   44.649202][ T1060]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.649346][ T1060]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.649482][ T1060]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   44.649615][ T1060]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.649754][ T1060]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   44.649887][ T1060]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.650018][ T1060]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.650152][ T1060]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   44.650288][ T1060]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   44.650426][ T1060]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   44.650559][ T1060]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   44.650693][ T1060]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   44.650836][ T1060]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   44.650973][ T1060]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   44.651109][ T1060]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.651242][ T1060]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.651382][ T1060]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.651513][ T1060]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.651644][ T1060]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.651785][ T1060]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.651918][ T1060]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.652051][ T1060]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.652185][ T1060]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.652328][ T1060]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.652463][ T1060]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   44.652595][ T1060]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.652735][ T1060]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.652868][ T1060]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.653004][ T1060]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.653137][ T1060]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.653280][ T1060]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   44.653435][ T1060]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.653570][ T1060]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.653707][ T1060]  ? 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))
[   44.653847][ T1060]  ? 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))
[   44.653987][ T1060]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.654124][ T1060]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.654259][ T1060]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.654405][ T1060]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   44.654541][ T1060]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   44.654677][ T1060]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   44.654824][ T1060]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   44.654965][ T1060]  ? copy_msghdr_from_user (net/socket.c:2635)
[   44.655102][ T1060]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   44.655273][ T1060]  ? move_addr_to_kernel (net/socket.c:258)
[   44.655414][ T1060]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   44.655548][ T1060]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.655684][ T1060]  ___sys_sendmsg (net/socket.c:2752)
[   44.655826][ T1060]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   44.655993][ T1060]  ? copy_msghdr_from_user (net/socket.c:2603)
[   44.656141][ T1060]  __sys_sendmsg (net/socket.c:2784)
[   44.656287][ T1060]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   44.656426][ T1060]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   44.656597][ T1060]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   44.656738][ T1060]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.656873][ T1060]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.657006][ T1060]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.657145][ T1060]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.657286][ T1060]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.657457][ T1060] RIP: 0033:0x7f35e136f08e
[   44.657599][ T1060] 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
[   44.658091][ T1060] RSP: 002b:00007ffd9a346620 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   44.658298][ T1060] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f35e136f08e
[   44.658508][ T1060] RDX: 0000000000000000 RSI: 00007ffd9a3466d0 RDI: 0000000000000005
[   44.658715][ T1060] RBP: 00007ffd9a346630 R08: 0000000000000000 R09: 0000000000000000
[   44.658915][ T1060] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0a5
[   44.659119][ T1060] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd9a346da0
| [   44.866238][ T1068] ------------[ cut here ]------------
| [   44.866425][ T1068] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1068
| [   44.866818][ T1068] Modules linked in: vxlan
| [   44.867236][ T1068] Tainted: [W]=WARN
[   44.867348][ T1068] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.867515][ T1068] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.867689][ T1068] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.868168][ T1068] RSP: 0018:ffa0000001f77a80 EFLAGS: 00010286
[   44.868348][ T1068] RAX: 00000000ffffffa6 RBX: ff11000002787e00 RCX: 1ff40000003eef16
[   44.868550][ T1068] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000002787ebc
[   44.868756][ T1068] RBP: ff1100001a9a4000 R08: 1fe22000004f0fd9 R09: ff1100001684ae80
[   44.868958][ T1068] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   44.869156][ T1068] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001a9a4000
[   44.869364][ T1068] FS:  00007fd7de495840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   44.869600][ T1068] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.869775][ T1068] CR2: 00007fd7de6a1690 CR3: 000000001954b005 CR4: 0000000000771ef0
[   44.869975][ T1068] PKRU: 55555554
[   44.870075][ T1068] Call Trace:
[   44.870177][ T1068]  <TASK>
[   44.870247][ T1068]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   44.870394][ T1068]  ? notifier_call_chain (kernel/notifier.c:85)
[   44.870530][ T1068]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   44.870635][ T1068]  register_netdevice (net/core/dev.c:11488)
[   44.870776][ T1068]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   44.870941][ T1068]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   44.871075][ T1068]  register_netdev (net/core/dev.c:11552)
[   44.871210][ T1068]  loopback_net_init (drivers/net/loopback.c:218)
[   44.871352][ T1068]  ops_init (net/core/net_namespace.c:137)
[   44.871456][ T1068]  setup_net (net/core/net_namespace.c:446)
[   44.871558][ T1068]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   44.871689][ T1068]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   44.871827][ T1068]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   44.871962][ T1068]  copy_net_ns (net/core/net_namespace.c:579)
[   44.872096][ T1068]  create_new_namespaces (kernel/nsproxy.c:132)
[   44.872232][ T1068]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   44.872381][ T1068]  ksys_unshare (kernel/fork.c:3243)
[   44.872516][ T1068]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   44.872650][ T1068]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   44.872789][ T1068]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   44.872924][ T1068]  ? __ia32_sys_open (fs/open.c:1374)
[   44.873059][ T1068]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   44.873189][ T1068]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   44.873330][ T1068]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.873462][ T1068]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.873596][ T1068]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.873735][ T1068]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.873898][ T1068] RIP: 0033:0x7fd7de757bcb
[   44.874037][ T1068] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   44.874523][ T1068] RSP: 002b:00007ffddedf60e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   44.874736][ T1068] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd7de757bcb
[   44.874933][ T1068] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   44.875134][ T1068] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   44.875340][ T1068] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffddedf8310
[   44.875537][ T1068] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffddedf886d
| [   44.879814][ T1068] ------------[ cut here ]------------
| [   44.879954][ T1068] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1068
| [   44.880218][ T1068] Modules linked in: vxlan
| [   44.880628][ T1068] Tainted: [W]=WARN
[   44.880736][ T1068] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.880904][ T1068] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.881076][ T1068] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.881551][ T1068] RSP: 0018:ffa0000001f77918 EFLAGS: 00010286
[   44.881726][ T1068] RAX: 00000000ffffffa6 RBX: ff11000005a15000 RCX: 1ff40000003eeee9
[   44.881925][ T1068] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005a150bc
[   44.882135][ T1068] RBP: ff11000019689000 R08: 1fe2200000b42a19 R09: ff1100001684ae80
[   44.882342][ T1068] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   44.882547][ T1068] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000019689000
[   44.882752][ T1068] FS:  00007fd7de495840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   44.882996][ T1068] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.883161][ T1068] CR2: 00007fd7de6a1690 CR3: 000000001954b005 CR4: 0000000000771ef0
[   44.883367][ T1068] PKRU: 55555554
[   44.883465][ T1068] Call Trace:
[   44.883565][ T1068]  <TASK>
[   44.883633][ T1068]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   44.883771][ T1068]  ? notifier_call_chain (kernel/notifier.c:85)
[   44.883909][ T1068]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   44.884010][ T1068]  register_netdevice (net/core/dev.c:11488)
[   44.884143][ T1068]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   44.884311][ T1068]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   44.884451][ T1068]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   44.884584][ T1068]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   44.884740][ T1068]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   44.884874][ T1068]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   44.885005][ T1068]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   44.885141][ T1068]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[   44.885279][ T1068]  ops_init (net/core/net_namespace.c:137)
[   44.885391][ T1068]  setup_net (net/core/net_namespace.c:446)
[   44.885493][ T1068]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   44.885624][ T1068]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   44.885761][ T1068]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   44.885895][ T1068]  copy_net_ns (net/core/net_namespace.c:579)
[   44.886028][ T1068]  create_new_namespaces (kernel/nsproxy.c:132)
[   44.886163][ T1068]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   44.886299][ T1068]  ksys_unshare (kernel/fork.c:3243)
[   44.886442][ T1068]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   44.886575][ T1068]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   44.886725][ T1068]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   44.886864][ T1068]  ? __ia32_sys_open (fs/open.c:1374)
[   44.886998][ T1068]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   44.887129][ T1068]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   44.887263][ T1068]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.887406][ T1068]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.887539][ T1068]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.887671][ T1068]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.887855][ T1068] RIP: 0033:0x7fd7de757bcb
[   44.887993][ T1068] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   44.888477][ T1068] RSP: 002b:00007ffddedf60e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   44.888688][ T1068] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd7de757bcb
[   44.888889][ T1068] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   44.889086][ T1068] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   44.889305][ T1068] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffddedf8310
[   44.889506][ T1068] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffddedf886d
| [   44.893377][ T1068] ------------[ cut here ]------------
| [   44.893513][ T1068] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1068
| [   44.893779][ T1068] Modules linked in: vxlan
| [   44.894184][ T1068] Tainted: [W]=WARN
[   44.894288][ T1068] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.894855][ T1068] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.895046][ T1068] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.895531][ T1068] RSP: 0018:ffa0000001f778f8 EFLAGS: 00010286
[   44.895699][ T1068] RAX: 00000000ffffffa6 RBX: ff11000012cbb380 RCX: 1ff40000003eeee5
[   44.895902][ T1068] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012cbb43c
[   44.896102][ T1068] RBP: ff11000019671000 R08: 1fe2200002597689 R09: ff1100001684ae80
[   44.896307][ T1068] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   44.896511][ T1068] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000019671000
[   44.896722][ T1068] FS:  00007fd7de495840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   44.896956][ T1068] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.897137][ T1068] CR2: 00007fd7de6a1690 CR3: 000000001954b005 CR4: 0000000000771ef0
[   44.897349][ T1068] PKRU: 55555554
[   44.897448][ T1068] Call Trace:
[   44.897550][ T1068]  <TASK>
[   44.897620][ T1068]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   44.897765][ T1068]  ? notifier_call_chain (kernel/notifier.c:85)
[   44.897899][ T1068]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   44.898001][ T1068]  register_netdevice (net/core/dev.c:11488)
[   44.898138][ T1068]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   44.898310][ T1068]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   44.898454][ T1068]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   44.898588][ T1068]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   44.898732][ T1068]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   44.898867][ T1068]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   44.899007][ T1068]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   44.899142][ T1068]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   44.899280][ T1068]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   44.899422][ T1068]  vti_init_net (net/ipv4/ip_vti.c:517)
[   44.899558][ T1068]  ops_init (net/core/net_namespace.c:137)
[   44.899659][ T1068]  setup_net (net/core/net_namespace.c:446)
[   44.899766][ T1068]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   44.899897][ T1068]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   44.900032][ T1068]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   44.900169][ T1068]  copy_net_ns (net/core/net_namespace.c:579)
[   44.900308][ T1068]  create_new_namespaces (kernel/nsproxy.c:132)
[   44.900456][ T1068]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   44.900591][ T1068]  ksys_unshare (kernel/fork.c:3243)
[   44.900743][ T1068]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   44.900878][ T1068]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   44.901011][ T1068]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   44.901146][ T1068]  ? __ia32_sys_open (fs/open.c:1374)
[   44.901382][ T1068]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   44.901515][ T1068]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   44.901651][ T1068]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.901787][ T1068]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.902011][ T1068]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.902146][ T1068]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.902320][ T1068] RIP: 0033:0x7fd7de757bcb
[   44.902459][ T1068] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   44.903033][ T1068] RSP: 002b:00007ffddedf60e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   44.903333][ T1068] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd7de757bcb
[   44.903541][ T1068] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   44.903745][ T1068] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   44.904033][ T1068] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffddedf8310
[   44.904229][ T1068] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffddedf886d
| [   44.909808][ T1068] ------------[ cut here ]------------
| [   44.909956][ T1068] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1068
| [   44.910220][ T1068] Modules linked in: vxlan
| [   44.910647][ T1068] Tainted: [W]=WARN
[   44.910753][ T1068] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.910918][ T1068] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.911094][ T1068] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.911579][ T1068] RSP: 0018:ffa0000001f77a78 EFLAGS: 00010286
[   44.911753][ T1068] RAX: 00000000ffffffa6 RBX: ff110000168f4c80 RCX: 1ff40000003eef15
[   44.911951][ T1068] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000168f4d3c
[   44.912151][ T1068] RBP: ff110000174a9000 R08: 1fe2200002d1e9a9 R09: ff1100001684ae80
[   44.912362][ T1068] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   44.912560][ T1068] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000174a9000
[   44.912764][ T1068] FS:  00007fd7de495840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   44.912998][ T1068] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.913167][ T1068] CR2: 00005566d8c23048 CR3: 000000001954b004 CR4: 0000000000771ef0
[   44.913378][ T1068] PKRU: 55555554
[   44.913478][ T1068] Call Trace:
[   44.913577][ T1068]  <TASK>
[   44.913646][ T1068]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   44.913786][ T1068]  ? notifier_call_chain (kernel/notifier.c:85)
[   44.913919][ T1068]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   44.914030][ T1068]  register_netdevice (net/core/dev.c:11488)
[   44.914170][ T1068]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   44.914344][ T1068]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.914480][ T1068]  register_netdev (net/core/dev.c:11552)
[   44.914613][ T1068]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   44.914753][ T1068]  ops_init (net/core/net_namespace.c:137)
[   44.914854][ T1068]  setup_net (net/core/net_namespace.c:446)
[   44.914956][ T1068]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   44.915089][ T1068]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   44.915223][ T1068]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   44.915364][ T1068]  copy_net_ns (net/core/net_namespace.c:579)
[   44.915500][ T1068]  create_new_namespaces (kernel/nsproxy.c:132)
[   44.915634][ T1068]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   44.915771][ T1068]  ksys_unshare (kernel/fork.c:3243)
[   44.915904][ T1068]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   44.916037][ T1068]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   44.916168][ T1068]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   44.916305][ T1068]  ? __ia32_sys_open (fs/open.c:1374)
[   44.916448][ T1068]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   44.916580][ T1068]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   44.916716][ T1068]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.916847][ T1068]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.916979][ T1068]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.917109][ T1068]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.917277][ T1068] RIP: 0033:0x7fd7de757bcb
[   44.917424][ T1068] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   44.917895][ T1068] RSP: 002b:00007ffddedf60e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   44.918095][ T1068] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd7de757bcb
[   44.918295][ T1068] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   44.918499][ T1068] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   44.918696][ T1068] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffddedf8310
[   44.918897][ T1068] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffddedf886d
| [   44.929902][ T1068] ------------[ cut here ]------------
| [   44.930064][ T1068] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1068
| [   44.930336][ T1068] Modules linked in: vxlan
| [   44.930746][ T1068] Tainted: [W]=WARN
[   44.930846][ T1068] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.931015][ T1068] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.931186][ T1068] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.931662][ T1068] RSP: 0018:ffa0000001f77a68 EFLAGS: 00010286
[   44.931835][ T1068] RAX: 00000000ffffffa6 RBX: ff110000168f5a80 RCX: 1ff40000003eef13
[   44.932035][ T1068] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000168f5b3c
[   44.932238][ T1068] RBP: ff11000017594000 R08: 1fe2200002d1eb69 R09: ff1100001684ae80
[   44.932447][ T1068] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   44.932644][ T1068] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000017594000
[   44.932851][ T1068] FS:  00007fd7de495840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   44.933083][ T1068] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.933250][ T1068] CR2: 00005566d8c23048 CR3: 000000001954b004 CR4: 0000000000771ef0
[   44.933458][ T1068] PKRU: 55555554
[   44.933558][ T1068] Call Trace:
[   44.933658][ T1068]  <TASK>
[   44.933729][ T1068]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   44.933862][ T1068]  ? notifier_call_chain (kernel/notifier.c:85)
[   44.933994][ T1068]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   44.934094][ T1068]  register_netdevice (net/core/dev.c:11488)
[   44.934229][ T1068]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   44.934408][ T1068]  register_netdev (net/core/dev.c:11552)
[   44.934544][ T1068]  sit_init_net (net/ipv6/sit.c:1860)
[   44.934681][ T1068]  ops_init (net/core/net_namespace.c:137)
[   44.934788][ T1068]  setup_net (net/core/net_namespace.c:446)
[   44.934889][ T1068]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   44.935021][ T1068]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   44.935158][ T1068]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   44.935296][ T1068]  copy_net_ns (net/core/net_namespace.c:579)
[   44.935437][ T1068]  create_new_namespaces (kernel/nsproxy.c:132)
[   44.935574][ T1068]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   44.935706][ T1068]  ksys_unshare (kernel/fork.c:3243)
[   44.935845][ T1068]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   44.935978][ T1068]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   44.936109][ T1068]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   44.936243][ T1068]  ? __ia32_sys_open (fs/open.c:1374)
[   44.936384][ T1068]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   44.936519][ T1068]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   44.936650][ T1068]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.936786][ T1068]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.936918][ T1068]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.937051][ T1068]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.937216][ T1068] RIP: 0033:0x7fd7de757bcb
[   44.937365][ T1068] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   44.937842][ T1068] RSP: 002b:00007ffddedf60e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   44.938049][ T1068] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd7de757bcb
[   44.938246][ T1068] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   44.938449][ T1068] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   44.938645][ T1068] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffddedf8310
[   44.938858][ T1068] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffddedf886d
| [   44.944472][ T1068] ------------[ cut here ]------------
| [   44.944618][ T1068] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1068
| [   44.944887][ T1068] Modules linked in: vxlan
| [   44.945298][ T1068] Tainted: [W]=WARN
[   44.945406][ T1068] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.945573][ T1068] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.945753][ T1068] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.946224][ T1068] RSP: 0018:ffa0000001f77a78 EFLAGS: 00010286
[   44.946399][ T1068] RAX: 00000000ffffffa6 RBX: ff1100001692be00 RCX: 1ff40000003eef15
[   44.946597][ T1068] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001692bebc
[   44.946804][ T1068] RBP: ff110000158e9000 R08: 1fe2200002d257d9 R09: ff1100001684ae80
[   44.947010][ T1068] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   44.947212][ T1068] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000158e9000
[   44.947420][ T1068] FS:  00007fd7de495840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   44.947655][ T1068] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.947828][ T1068] CR2: 00005566d8c23048 CR3: 000000001954b004 CR4: 0000000000771ef0
[   44.948030][ T1068] PKRU: 55555554
[   44.948130][ T1068] Call Trace:
[   44.948230][ T1068]  <TASK>
[   44.948302][ T1068]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   44.948443][ T1068]  ? notifier_call_chain (kernel/notifier.c:85)
[   44.948582][ T1068]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   44.948688][ T1068]  register_netdevice (net/core/dev.c:11488)
[   44.948830][ T1068]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   44.948993][ T1068]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.949134][ T1068]  register_netdev (net/core/dev.c:11552)
[   44.949273][ T1068]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   44.949412][ T1068]  ops_init (net/core/net_namespace.c:137)
[   44.949515][ T1068]  setup_net (net/core/net_namespace.c:446)
[   44.949615][ T1068]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   44.949753][ T1068]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   44.949891][ T1068]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   44.950026][ T1068]  copy_net_ns (net/core/net_namespace.c:579)
[   44.950160][ T1068]  create_new_namespaces (kernel/nsproxy.c:132)
[   44.950299][ T1068]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   44.950502][ T1068]  ksys_unshare (kernel/fork.c:3243)
[   44.950639][ T1068]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   44.950781][ T1068]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   44.950915][ T1068]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   44.951048][ T1068]  ? __ia32_sys_open (fs/open.c:1374)
[   44.951189][ T1068]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   44.951381][ T1068]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   44.951516][ T1068]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.951649][ T1068]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.951787][ T1068]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.951921][ T1068]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.952086][ T1068] RIP: 0033:0x7fd7de757bcb
[   44.952225][ T1068] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   44.952767][ T1068] RSP: 002b:00007ffddedf60e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   44.952969][ T1068] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fd7de757bcb
[   44.953166][ T1068] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   44.953430][ T1068] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   44.953629][ T1068] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffddedf8310
[   44.953835][ T1068] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffddedf886d
| [   44.985402][ T1069] ------------[ cut here ]------------
| [   44.985597][ T1069] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1069
| [   44.985918][ T1069] Modules linked in: vxlan
| [   44.986445][ T1069] Tainted: [W]=WARN
[   44.986596][ T1069] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.986820][ T1069] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.987045][ T1069] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.987601][ T1069] RSP: 0018:ffa0000002017020 EFLAGS: 00010286
[   44.987826][ T1069] RAX: 00000000ffffffa6 RBX: ff11000008e0fa80 RCX: 1ff4000000402dca
[   44.988073][ T1069] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008e0fb3c
[   44.988868][ T1069] RBP: ff1100001a9a4000 R08: 1fe22000011c1f69 R09: ff11000016de2e58
[   44.989112][ T1069] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   44.989378][ T1069] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   44.989643][ T1069] FS:  00007f913de8b840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   44.989944][ T1069] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.990160][ T1069] CR2: 000000002597a988 CR3: 00000000195be003 CR4: 0000000000771ef0
[   44.990429][ T1069] PKRU: 55555554
[   44.990577][ T1069] Call Trace:
[   44.990734][ T1069]  <TASK>
[   44.990855][ T1069]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   44.991041][ T1069]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   44.991197][ T1069]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   44.991400][ T1069]  __dev_notify_flags (net/core/dev.c:9787)
[   44.991585][ T1069]  ? netif_change_name (net/core/dev.c:1495)
[   44.991778][ T1069]  ? __dev_change_flags (net/core/dev.c:9752)
[   44.991963][ T1069]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   44.992144][ T1069]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.992348][ T1069]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   44.992538][ T1069]  netif_change_flags (net/core/dev.c:9820)
[   44.992731][ T1069]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   44.992916][ T1069]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   44.993104][ T1069]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   44.993293][ T1069]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   44.993541][ T1069]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   44.993763][ T1069]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.993949][ T1069]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   44.994133][ T1069]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   44.994339][ T1069]  ? __kernel_text_address (kernel/extable.c:79)
[   44.994523][ T1069]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.994719][ T1069]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.994903][ T1069]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   44.995092][ T1069]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.995281][ T1069]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   44.995477][ T1069]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.995660][ T1069]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.995852][ T1069]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   44.996037][ T1069]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   44.996220][ T1069]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   44.996427][ T1069]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   44.996617][ T1069]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   44.996812][ T1069]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   44.997001][ T1069]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   44.997187][ T1069]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.997392][ T1069]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.997576][ T1069]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.997768][ T1069]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.997952][ T1069]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.998142][ T1069]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.998344][ T1069]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.998530][ T1069]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.998721][ T1069]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.998905][ T1069]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.999100][ T1069]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   44.999290][ T1069]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.999492][ T1069]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.999677][ T1069]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.999869][ T1069]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.000051][ T1069]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.000235][ T1069]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   45.000434][ T1069]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.000617][ T1069]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.000815][ T1069]  ? 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))
[   45.001000][ T1069]  ? 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))
[   45.001186][ T1069]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.001394][ T1069]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.001582][ T1069]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.001779][ T1069]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   45.001968][ T1069]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   45.002152][ T1069]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   45.002363][ T1069]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   45.002551][ T1069]  ? copy_msghdr_from_user (net/socket.c:2635)
[   45.002741][ T1069]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   45.002955][ T1069]  ? move_addr_to_kernel (net/socket.c:258)
[   45.003141][ T1069]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.003346][ T1069]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.003534][ T1069]  ___sys_sendmsg (net/socket.c:2752)
[   45.003724][ T1069]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   45.003943][ T1069]  ? copy_msghdr_from_user (net/socket.c:2603)
[   45.004138][ T1069]  __sys_sendmsg (net/socket.c:2784)
[   45.004343][ T1069]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   45.004527][ T1069]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   45.004754][ T1069]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   45.004939][ T1069]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.005125][ T1069]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.005331][ T1069]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.005515][ T1069]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.005699][ T1069]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.005922][ T1069] RIP: 0033:0x7f913e0c508e
[   45.006111][ T1069] 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
[   45.006652][ T1069] RSP: 002b:00007fff635a2110 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.006910][ T1069] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f913e0c508e
[   45.007156][ T1069] RDX: 0000000000000000 RSI: 00007fff635a21c0 RDI: 0000000000000005
[   45.007425][ T1069] RBP: 00007fff635a2120 R08: 0000000000000000 R09: 0000000000000000
[   45.007673][ T1069] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0a6
[   45.007922][ T1069] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff635a2890
| [   45.202013][ T1077] ------------[ cut here ]------------
| [   45.202192][ T1077] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1077
| [   45.202501][ T1077] Modules linked in: vxlan
| [   45.202923][ T1077] Tainted: [W]=WARN
[   45.203027][ T1077] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.203195][ T1077] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.203380][ T1077] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.203865][ T1077] RSP: 0018:ffa0000001fc7a80 EFLAGS: 00010286
[   45.204034][ T1077] RAX: 00000000ffffffa6 RBX: ff1100001692a900 RCX: 1ff40000003f8f16
[   45.204233][ T1077] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001692a9bc
[   45.204445][ T1077] RBP: ff110000164c1000 R08: 1fe2200002d25539 R09: ff110000177eae80
[   45.204645][ T1077] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   45.204853][ T1077] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000164c1000
[   45.205055][ T1077] FS:  00007f0652048840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   45.205296][ T1077] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.205473][ T1077] CR2: 00007f06522527d0 CR3: 0000000016a87001 CR4: 0000000000771ef0
[   45.205681][ T1077] PKRU: 55555554
[   45.205786][ T1077] Call Trace:
[   45.205887][ T1077]  <TASK>
[   45.205958][ T1077]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   45.206094][ T1077]  ? notifier_call_chain (kernel/notifier.c:85)
[   45.206231][ T1077]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   45.206344][ T1077]  register_netdevice (net/core/dev.c:11488)
[   45.206480][ T1077]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   45.206648][ T1077]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   45.206791][ T1077]  register_netdev (net/core/dev.c:11552)
[   45.206925][ T1077]  loopback_net_init (drivers/net/loopback.c:218)
[   45.207063][ T1077]  ops_init (net/core/net_namespace.c:137)
[   45.207167][ T1077]  setup_net (net/core/net_namespace.c:446)
[   45.207272][ T1077]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   45.207411][ T1077]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   45.207547][ T1077]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   45.207683][ T1077]  copy_net_ns (net/core/net_namespace.c:579)
[   45.207825][ T1077]  create_new_namespaces (kernel/nsproxy.c:132)
[   45.207969][ T1077]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   45.208103][ T1077]  ksys_unshare (kernel/fork.c:3243)
[   45.208240][ T1077]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   45.208387][ T1077]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   45.208524][ T1077]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   45.208660][ T1077]  ? __ia32_sys_open (fs/open.c:1374)
[   45.208803][ T1077]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   45.208937][ T1077]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   45.209072][ T1077]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.209209][ T1077]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.209352][ T1077]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.209486][ T1077]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.209655][ T1077] RIP: 0033:0x7f065230abcb
[   45.209822][ T1077] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   45.210306][ T1077] RSP: 002b:00007fffc43dd8d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   45.210516][ T1077] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f065230abcb
[   45.210724][ T1077] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   45.210929][ T1077] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   45.211130][ T1077] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffc43dfb00
[   45.211343][ T1077] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffc43e086d
| [   45.215262][ T1077] ------------[ cut here ]------------
| [   45.215880][ T1077] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1077
| [   45.216155][ T1077] Modules linked in: vxlan
| [   45.216570][ T1077] Tainted: [W]=WARN
[   45.216670][ T1077] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.216843][ T1077] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.217014][ T1077] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.217499][ T1077] RSP: 0018:ffa0000001fc7918 EFLAGS: 00010286
[   45.217669][ T1077] RAX: 00000000ffffffa6 RBX: ff11000016fdbe00 RCX: 1ff40000003f8ee9
[   45.217872][ T1077] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000016fdbebc
[   45.218071][ T1077] RBP: ff11000016af4000 R08: 1fe2200002dfb7d9 R09: ff110000177eae80
[   45.218273][ T1077] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   45.218488][ T1077] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000016af4000
[   45.218704][ T1077] FS:  00007f0652048840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   45.218950][ T1077] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.219117][ T1077] CR2: 00007f06522527d0 CR3: 0000000016a87001 CR4: 0000000000771ef0
[   45.219323][ T1077] PKRU: 55555554
[   45.219427][ T1077] Call Trace:
[   45.219527][ T1077]  <TASK>
[   45.219596][ T1077]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   45.219736][ T1077]  ? notifier_call_chain (kernel/notifier.c:85)
[   45.219871][ T1077]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   45.219972][ T1077]  register_netdevice (net/core/dev.c:11488)
[   45.220107][ T1077]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   45.220278][ T1077]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   45.220424][ T1077]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   45.220559][ T1077]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   45.220693][ T1077]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   45.220834][ T1077]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   45.220967][ T1077]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   45.221101][ T1077]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[   45.221236][ T1077]  ops_init (net/core/net_namespace.c:137)
[   45.221349][ T1077]  setup_net (net/core/net_namespace.c:446)
[   45.221450][ T1077]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   45.221583][ T1077]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   45.221724][ T1077]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   45.221858][ T1077]  copy_net_ns (net/core/net_namespace.c:579)
[   45.221992][ T1077]  create_new_namespaces (kernel/nsproxy.c:132)
[   45.222127][ T1077]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   45.222259][ T1077]  ksys_unshare (kernel/fork.c:3243)
[   45.222403][ T1077]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   45.222537][ T1077]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   45.222670][ T1077]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   45.222811][ T1077]  ? __ia32_sys_open (fs/open.c:1374)
[   45.222948][ T1077]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   45.223079][ T1077]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   45.223211][ T1077]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.223350][ T1077]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.223488][ T1077]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.223620][ T1077]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.223791][ T1077] RIP: 0033:0x7f065230abcb
[   45.223928][ T1077] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   45.224410][ T1077] RSP: 002b:00007fffc43dd8d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   45.224611][ T1077] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f065230abcb
[   45.224817][ T1077] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   45.225014][ T1077] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   45.225213][ T1077] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffc43dfb00
[   45.225417][ T1077] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffc43e086d
| [   45.229713][ T1077] ------------[ cut here ]------------
| [   45.229854][ T1077] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1077
| [   45.230144][ T1077] Modules linked in: vxlan
| [   45.230564][ T1077] Tainted: [W]=WARN
[   45.230666][ T1077] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.230840][ T1077] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.231114][ T1077] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.231604][ T1077] RSP: 0018:ffa0000001fc78f8 EFLAGS: 00010286
[   45.231870][ T1077] RAX: 00000000ffffffa6 RBX: ff11000014c98ac0 RCX: 1ff40000003f8ee5
[   45.232072][ T1077] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014c98b7c
[   45.232278][ T1077] RBP: ff11000016eb4000 R08: 1fe2200002993171 R09: ff110000177eae80
[   45.232577][ T1077] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   45.232783][ T1077] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000016eb4000
[   45.233075][ T1077] FS:  00007f0652048840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   45.233319][ T1077] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.233490][ T1077] CR2: 00007f06522527d0 CR3: 0000000016a87001 CR4: 0000000000771ef0
[   45.233789][ T1077] PKRU: 55555554
[   45.233887][ T1077] Call Trace:
[   45.233987][ T1077]  <TASK>
[   45.234057][ T1077]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   45.234193][ T1077]  ? notifier_call_chain (kernel/notifier.c:85)
[   45.234427][ T1077]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   45.234529][ T1077]  register_netdevice (net/core/dev.c:11488)
[   45.234665][ T1077]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   45.234838][ T1077]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   45.235063][ T1077]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   45.235198][ T1077]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   45.235345][ T1077]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   45.235481][ T1077]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   45.235705][ T1077]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   45.235848][ T1077]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   45.235985][ T1077]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   45.236131][ T1077]  vti_init_net (net/ipv4/ip_vti.c:517)
[   45.236364][ T1077]  ops_init (net/core/net_namespace.c:137)
[   45.236467][ T1077]  setup_net (net/core/net_namespace.c:446)
[   45.236570][ T1077]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   45.236702][ T1077]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   45.236933][ T1077]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   45.237069][ T1077]  copy_net_ns (net/core/net_namespace.c:579)
[   45.237206][ T1077]  create_new_namespaces (kernel/nsproxy.c:132)
[   45.237352][ T1077]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   45.237579][ T1077]  ksys_unshare (kernel/fork.c:3243)
[   45.237720][ T1077]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   45.237855][ T1077]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   45.237989][ T1077]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   45.238212][ T1077]  ? __ia32_sys_open (fs/open.c:1374)
[   45.238356][ T1077]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   45.238490][ T1077]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   45.238626][ T1077]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.238855][ T1077]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.238990][ T1077]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.239123][ T1077]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.239293][ T1077] RIP: 0033:0x7f065230abcb
[   45.239438][ T1077] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   45.240013][ T1077] RSP: 002b:00007fffc43dd8d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   45.240216][ T1077] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f065230abcb
[   45.240427][ T1077] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   45.240723][ T1077] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   45.240922][ T1077] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffc43dfb00
[   45.241119][ T1077] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffc43e086d
| [   45.245749][ T1077] ------------[ cut here ]------------
| [   45.245899][ T1077] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1077
| [   45.246241][ T1077] Modules linked in: vxlan
| [   45.247198][ T1077] Tainted: [W]=WARN
[   45.247304][ T1077] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.247530][ T1077] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.247702][ T1077] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.248175][ T1077] RSP: 0018:ffa0000001fc7a78 EFLAGS: 00010286
[   45.248403][ T1077] RAX: 00000000ffffffa6 RBX: ff110000137583c0 RCX: 1ff40000003f8f15
[   45.248602][ T1077] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001375847c
[   45.248806][ T1077] RBP: ff1100001755c000 R08: 1fe22000026eb091 R09: ff110000177eae80
[   45.249002][ T1077] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   45.249203][ T1077] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001755c000
[   45.249463][ T1077] FS:  00007f0652048840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   45.249694][ T1077] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.249867][ T1077] CR2: 00007f06522527d0 CR3: 0000000016a87001 CR4: 0000000000771ef0
[   45.250066][ T1077] PKRU: 55555554
[   45.250167][ T1077] Call Trace:
[   45.250275][ T1077]  <TASK>
[   45.250401][ T1077]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   45.250536][ T1077]  ? notifier_call_chain (kernel/notifier.c:85)
[   45.250668][ T1077]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   45.250776][ T1077]  register_netdevice (net/core/dev.c:11488)
[   45.250910][ T1077]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   45.251075][ T1077]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.251214][ T1077]  register_netdev (net/core/dev.c:11552)
[   45.251404][ T1077]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   45.251540][ T1077]  ops_init (net/core/net_namespace.c:137)
[   45.251642][ T1077]  setup_net (net/core/net_namespace.c:446)
[   45.251757][ T1077]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   45.251893][ T1077]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   45.252026][ T1077]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   45.252163][ T1077]  copy_net_ns (net/core/net_namespace.c:579)
[   45.252300][ T1077]  create_new_namespaces (kernel/nsproxy.c:132)
[   45.252495][ T1077]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   45.252627][ T1077]  ksys_unshare (kernel/fork.c:3243)
[   45.252767][ T1077]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   45.252899][ T1077]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   45.253121][ T1077]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   45.253257][ T1077]  ? __ia32_sys_open (fs/open.c:1374)
[   45.253451][ T1077]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   45.253582][ T1077]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   45.253717][ T1077]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.253854][ T1077]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.253987][ T1077]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.254208][ T1077]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.254431][ T1077] RIP: 0033:0x7f065230abcb
[   45.254571][ T1077] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   45.255051][ T1077] RSP: 002b:00007fffc43dd8d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   45.255402][ T1077] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f065230abcb
[   45.255603][ T1077] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   45.255807][ T1077] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   45.256004][ T1077] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffc43dfb00
[   45.256293][ T1077] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffc43e086d
| [   45.266122][ T1077] ------------[ cut here ]------------
| [   45.266280][ T1077] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1077
| [   45.266563][ T1077] Modules linked in: vxlan
| [   45.266979][ T1077] Tainted: [W]=WARN
[   45.267080][ T1077] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.267248][ T1077] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.267432][ T1077] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.267905][ T1077] RSP: 0018:ffa0000001fc7a68 EFLAGS: 00010286
[   45.268075][ T1077] RAX: 00000000ffffffa6 RBX: ff11000012cbbc40 RCX: 1ff40000003f8f13
[   45.268275][ T1077] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012cbbcfc
[   45.268479][ T1077] RBP: ff11000017671000 R08: 1fe22000025977a1 R09: ff110000177eae80
[   45.268679][ T1077] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   45.268883][ T1077] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000017671000
[   45.269084][ T1077] FS:  00007f0652048840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   45.269322][ T1077] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.269488][ T1077] CR2: 00005566d8bc29b8 CR3: 0000000016a87001 CR4: 0000000000771ef0
[   45.269690][ T1077] PKRU: 55555554
[   45.269795][ T1077] Call Trace:
[   45.269895][ T1077]  <TASK>
[   45.269963][ T1077]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   45.270097][ T1077]  ? notifier_call_chain (kernel/notifier.c:85)
[   45.270228][ T1077]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   45.270338][ T1077]  register_netdevice (net/core/dev.c:11488)
[   45.270473][ T1077]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   45.270639][ T1077]  register_netdev (net/core/dev.c:11552)
[   45.270777][ T1077]  sit_init_net (net/ipv6/sit.c:1860)
[   45.270914][ T1077]  ops_init (net/core/net_namespace.c:137)
[   45.271015][ T1077]  setup_net (net/core/net_namespace.c:446)
[   45.271116][ T1077]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   45.271248][ T1077]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   45.271389][ T1077]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   45.271536][ T1077]  copy_net_ns (net/core/net_namespace.c:579)
[   45.271669][ T1077]  create_new_namespaces (kernel/nsproxy.c:132)
[   45.271816][ T1077]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   45.271951][ T1077]  ksys_unshare (kernel/fork.c:3243)
[   45.272083][ T1077]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   45.272216][ T1077]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   45.272354][ T1077]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   45.272487][ T1077]  ? __ia32_sys_open (fs/open.c:1374)
[   45.272621][ T1077]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   45.272757][ T1077]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   45.272889][ T1077]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.273018][ T1077]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.273149][ T1077]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.273280][ T1077]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.273475][ T1077] RIP: 0033:0x7f065230abcb
[   45.273615][ T1077] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   45.274094][ T1077] RSP: 002b:00007fffc43dd8d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   45.274296][ T1077] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f065230abcb
[   45.274507][ T1077] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   45.274703][ T1077] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   45.274912][ T1077] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffc43dfb00
[   45.275109][ T1077] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffc43e086d
| [   45.279414][ T1077] ------------[ cut here ]------------
| [   45.279563][ T1077] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1077
| [   45.279832][ T1077] Modules linked in: vxlan
| [   45.280246][ T1077] Tainted: [W]=WARN
[   45.280353][ T1077] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.280522][ T1077] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.280697][ T1077] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.281173][ T1077] RSP: 0018:ffa0000001fc7a78 EFLAGS: 00010286
[   45.281349][ T1077] RAX: 00000000ffffffa6 RBX: ff11000006066e40 RCX: 1ff40000003f8f15
[   45.281546][ T1077] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000006066efc
[   45.281771][ T1077] RBP: ff11000016734000 R08: 1fe2200000c0cde1 R09: ff110000177eae80
[   45.281973][ T1077] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   45.282172][ T1077] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000016734000
[   45.282893][ T1077] FS:  00007f0652048840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   45.283136][ T1077] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.283308][ T1077] CR2: 00005566d8bc29b8 CR3: 0000000016a87001 CR4: 0000000000771ef0
[   45.283572][ T1077] PKRU: 55555554
[   45.283672][ T1077] Call Trace:
[   45.283786][ T1077]  <TASK>
[   45.283855][ T1077]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   45.283986][ T1077]  ? notifier_call_chain (kernel/notifier.c:85)
[   45.284119][ T1077]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   45.284220][ T1077]  register_netdevice (net/core/dev.c:11488)
[   45.284415][ T1077]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   45.284583][ T1077]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.284722][ T1077]  register_netdev (net/core/dev.c:11552)
[   45.284870][ T1077]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   45.285058][ T1077]  ops_init (net/core/net_namespace.c:137)
[   45.285161][ T1077]  setup_net (net/core/net_namespace.c:446)
[   45.285271][ T1077]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   45.285460][ T1077]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   45.285591][ T1077]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   45.285731][ T1077]  copy_net_ns (net/core/net_namespace.c:579)
[   45.285863][ T1077]  create_new_namespaces (kernel/nsproxy.c:132)
[   45.285997][ T1077]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   45.286129][ T1077]  ksys_unshare (kernel/fork.c:3243)
[   45.286259][ T1077]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   45.286452][ T1077]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   45.286582][ T1077]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   45.286720][ T1077]  ? __ia32_sys_open (fs/open.c:1374)
[   45.286853][ T1077]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   45.286984][ T1077]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   45.287115][ T1077]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.287247][ T1077]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.287438][ T1077]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.287569][ T1077]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.287738][ T1077] RIP: 0033:0x7f065230abcb
[   45.287874][ T1077] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   45.288406][ T1077] RSP: 002b:00007fffc43dd8d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   45.288606][ T1077] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f065230abcb
[   45.288807][ T1077] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   45.289001][ T1077] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   45.289199][ T1077] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffc43dfb00
[   45.289464][ T1077] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffc43e086d
| [   45.322546][ T1078] ------------[ cut here ]------------
| [   45.322743][ T1078] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1078
| [   45.323074][ T1078] Modules linked in: vxlan
| [   45.324257][ T1078] Tainted: [W]=WARN
[   45.324429][ T1078] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.324646][ T1078] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.324881][ T1078] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.325421][ T1078] RSP: 0018:ffa0000002037020 EFLAGS: 00010286
[   45.325638][ T1078] RAX: 00000000ffffffa6 RBX: ff11000013597e00 RCX: 1ff4000000406dca
[   45.325893][ T1078] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013597ebc
[   45.326142][ T1078] RBP: ff110000164c1000 R08: 1fe22000026b2fd9 R09: ff11000017475158
[   45.326409][ T1078] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   45.326655][ T1078] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   45.326912][ T1078] FS:  00007f1c0740a840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   45.327197][ T1078] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.327432][ T1078] CR2: 000000000f02e988 CR3: 0000000011e65001 CR4: 0000000000771ef0
[   45.327681][ T1078] PKRU: 55555554
[   45.327839][ T1078] Call Trace:
[   45.327990][ T1078]  <TASK>
[   45.328108][ T1078]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   45.328293][ T1078]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   45.328464][ T1078]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   45.328646][ T1078]  __dev_notify_flags (net/core/dev.c:9787)
[   45.328841][ T1078]  ? netif_change_name (net/core/dev.c:1495)
[   45.329023][ T1078]  ? __dev_change_flags (net/core/dev.c:9752)
[   45.329206][ T1078]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   45.329406][ T1078]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.329593][ T1078]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   45.329793][ T1078]  netif_change_flags (net/core/dev.c:9820)
[   45.329979][ T1078]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   45.330163][ T1078]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   45.330371][ T1078]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   45.330558][ T1078]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   45.330792][ T1078]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   45.330980][ T1078]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.331167][ T1078]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   45.331369][ T1078]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.331554][ T1078]  ? __kernel_text_address (kernel/extable.c:79)
[   45.331745][ T1078]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.331931][ T1078]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.332113][ T1078]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   45.332301][ T1078]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.332502][ T1078]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   45.332683][ T1078]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.332875][ T1078]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.333059][ T1078]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   45.333243][ T1078]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   45.333443][ T1078]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   45.333627][ T1078]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   45.333821][ T1078]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   45.334010][ T1078]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   45.334196][ T1078]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   45.334401][ T1078]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.334582][ T1078]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.334776][ T1078]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.334958][ T1078]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.335141][ T1078]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.335351][ T1078]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.335534][ T1078]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.335725][ T1078]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.335909][ T1078]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.336094][ T1078]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.336281][ T1078]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   45.336481][ T1078]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.336666][ T1078]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.336860][ T1078]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.337044][ T1078]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.337225][ T1078]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.337431][ T1078]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   45.337614][ T1078]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.337809][ T1078]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.337996][ T1078]  ? 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))
[   45.338179][ T1078]  ? 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))
[   45.338390][ T1078]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.338577][ T1078]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.338769][ T1078]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.338955][ T1078]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   45.339140][ T1078]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   45.339345][ T1078]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   45.339531][ T1078]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   45.339727][ T1078]  ? copy_msghdr_from_user (net/socket.c:2635)
[   45.339909][ T1078]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   45.340121][ T1078]  ? move_addr_to_kernel (net/socket.c:258)
[   45.340328][ T1078]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.340512][ T1078]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.340697][ T1078]  ___sys_sendmsg (net/socket.c:2752)
[   45.340888][ T1078]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   45.341106][ T1078]  ? copy_msghdr_from_user (net/socket.c:2603)
[   45.341303][ T1078]  __sys_sendmsg (net/socket.c:2784)
[   45.341502][ T1078]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   45.341683][ T1078]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   45.341909][ T1078]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   45.342092][ T1078]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.342280][ T1078]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.342481][ T1078]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.342663][ T1078]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.342872][ T1078]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.343084][ T1078] RIP: 0033:0x7f1c0764408e
[   45.343272][ T1078] 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
[   45.343812][ T1078] RSP: 002b:00007ffd30dbe6a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.344062][ T1078] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f1c0764408e
[   45.344328][ T1078] RDX: 0000000000000000 RSI: 00007ffd30dbe750 RDI: 0000000000000005
[   45.344575][ T1078] RBP: 00007ffd30dbe6b0 R08: 0000000000000000 R09: 0000000000000000
[   45.344835][ T1078] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0a6
[   45.345081][ T1078] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd30dbee20
| [   45.547068][ T1086] ------------[ cut here ]------------
| [   45.547249][ T1086] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1086
| [   45.547523][ T1086] Modules linked in: vxlan
| [   45.547937][ T1086] Tainted: [W]=WARN
[   45.548037][ T1086] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.548202][ T1086] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.548383][ T1086] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.548865][ T1086] RSP: 0018:ffa0000001fb7a80 EFLAGS: 00010286
[   45.549032][ T1086] RAX: 00000000ffffffa6 RBX: ff11000012b0aac0 RCX: 1ff40000003f6f16
[   45.549232][ T1086] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0ab7c
[   45.549442][ T1086] RBP: ff1100001a5a4000 R08: 1fe2200002561571 R09: ff11000015e80b80
[   45.549639][ T1086] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   45.549842][ T1086] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001a5a4000
[   45.550042][ T1086] FS:  00007f65281d8840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   45.550281][ T1086] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.550453][ T1086] CR2: 00007f65283e27d0 CR3: 0000000011e56004 CR4: 0000000000771ef0
[   45.550653][ T1086] PKRU: 55555554
[   45.550755][ T1086] Call Trace:
[   45.550855][ T1086]  <TASK>
[   45.550924][ T1086]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   45.551058][ T1086]  ? notifier_call_chain (kernel/notifier.c:85)
[   45.551194][ T1086]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   45.551299][ T1086]  register_netdevice (net/core/dev.c:11488)
[   45.551439][ T1086]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   45.551603][ T1086]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   45.551744][ T1086]  register_netdev (net/core/dev.c:11552)
[   45.551877][ T1086]  loopback_net_init (drivers/net/loopback.c:218)
[   45.552011][ T1086]  ops_init (net/core/net_namespace.c:137)
[   45.552114][ T1086]  setup_net (net/core/net_namespace.c:446)
[   45.552214][ T1086]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   45.552352][ T1086]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   45.552486][ T1086]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   45.552621][ T1086]  copy_net_ns (net/core/net_namespace.c:579)
[   45.552758][ T1086]  create_new_namespaces (kernel/nsproxy.c:132)
[   45.552914][ T1086]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   45.553050][ T1086]  ksys_unshare (kernel/fork.c:3243)
[   45.553182][ T1086]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   45.553321][ T1086]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   45.553455][ T1086]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   45.553589][ T1086]  ? __ia32_sys_open (fs/open.c:1374)
[   45.553727][ T1086]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   45.553860][ T1086]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   45.553992][ T1086]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.554125][ T1086]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.554256][ T1086]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.554399][ T1086]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.554562][ T1086] RIP: 0033:0x7f652849abcb
[   45.554701][ T1086] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   45.555188][ T1086] RSP: 002b:00007ffda7088d08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   45.555397][ T1086] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f652849abcb
[   45.555595][ T1086] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   45.555802][ T1086] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   45.556000][ T1086] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffda708af30
[   45.556199][ T1086] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffda708b86d
| [   45.560501][ T1086] ------------[ cut here ]------------
| [   45.560657][ T1086] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1086
| [   45.560921][ T1086] Modules linked in: vxlan
| [   45.561349][ T1086] Tainted: [W]=WARN
[   45.561450][ T1086] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.561616][ T1086] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.561793][ T1086] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.562263][ T1086] RSP: 0018:ffa0000001fb7918 EFLAGS: 00010286
[   45.562441][ T1086] RAX: 00000000ffffffa6 RBX: ff1100001a6da740 RCX: 1ff40000003f6ee9
[   45.562638][ T1086] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001a6da7fc
[   45.562835][ T1086] RBP: ff11000017499000 R08: 1fe22000034db501 R09: ff11000015e80b80
[   45.563030][ T1086] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   45.563227][ T1086] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000017499000
[   45.563441][ T1086] FS:  00007f65281d8840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   45.563672][ T1086] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.563854][ T1086] CR2: 00007f65283e27d0 CR3: 0000000011e56004 CR4: 0000000000771ef0
[   45.564052][ T1086] PKRU: 55555554
[   45.564152][ T1086] Call Trace:
[   45.564251][ T1086]  <TASK>
[   45.564327][ T1086]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   45.564460][ T1086]  ? notifier_call_chain (kernel/notifier.c:85)
[   45.564593][ T1086]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   45.564693][ T1086]  register_netdevice (net/core/dev.c:11488)
[   45.564832][ T1086]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   45.564997][ T1086]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   45.565133][ T1086]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   45.565269][ T1086]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   45.565411][ T1086]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   45.565545][ T1086]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   45.565677][ T1086]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   45.565817][ T1086]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[   45.565952][ T1086]  ops_init (net/core/net_namespace.c:137)
[   45.566055][ T1086]  setup_net (net/core/net_namespace.c:446)
[   45.566155][ T1086]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   45.566290][ T1086]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   45.566427][ T1086]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   45.566561][ T1086]  copy_net_ns (net/core/net_namespace.c:579)
[   45.566694][ T1086]  create_new_namespaces (kernel/nsproxy.c:132)
[   45.566835][ T1086]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   45.566968][ T1086]  ksys_unshare (kernel/fork.c:3243)
[   45.567104][ T1086]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   45.567238][ T1086]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   45.567385][ T1086]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   45.567519][ T1086]  ? __ia32_sys_open (fs/open.c:1374)
[   45.567654][ T1086]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   45.567789][ T1086]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   45.567920][ T1086]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.568056][ T1086]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.568188][ T1086]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.568330][ T1086]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.568495][ T1086] RIP: 0033:0x7f652849abcb
[   45.568634][ T1086] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   45.569118][ T1086] RSP: 002b:00007ffda7088d08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   45.569323][ T1086] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f652849abcb
[   45.569518][ T1086] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   45.569720][ T1086] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   45.569917][ T1086] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffda708af30
[   45.570113][ T1086] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffda708b86d
| [   45.579753][ T1086] ------------[ cut here ]------------
| [   45.579918][ T1086] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1086
| [   45.580181][ T1086] Modules linked in: vxlan
| [   45.581142][ T1086] Tainted: [W]=WARN
[   45.581248][ T1086] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.581480][ T1086] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.581657][ T1086] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.582138][ T1086] RSP: 0018:ffa0000001fb78f8 EFLAGS: 00010286
[   45.582311][ T1086] RAX: 00000000ffffffa6 RBX: ff1100001472ba80 RCX: 1ff40000003f6ee5
[   45.582570][ T1086] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001472bb3c
[   45.582782][ T1086] RBP: ff1100001a8e9000 R08: 1fe22000028e5769 R09: ff11000015e80b80
[   45.582981][ T1086] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   45.583179][ T1086] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001a8e9000
[   45.583438][ T1086] FS:  00007f65281d8840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   45.583674][ T1086] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.583848][ T1086] CR2: 00007f65283e27d0 CR3: 0000000011e56004 CR4: 0000000000771ef0
[   45.584047][ T1086] PKRU: 55555554
[   45.584147][ T1086] Call Trace:
[   45.584247][ T1086]  <TASK>
[   45.584376][ T1086]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   45.584512][ T1086]  ? notifier_call_chain (kernel/notifier.c:85)
[   45.584645][ T1086]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   45.584753][ T1086]  register_netdevice (net/core/dev.c:11488)
[   45.584887][ T1086]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   45.585056][ T1086]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   45.585192][ T1086]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   45.585386][ T1086]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   45.585521][ T1086]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   45.585655][ T1086]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   45.585796][ T1086]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   45.585931][ T1086]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   45.586065][ T1086]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   45.586202][ T1086]  vti_init_net (net/ipv4/ip_vti.c:517)
[   45.586400][ T1086]  ops_init (net/core/net_namespace.c:137)
[   45.586505][ T1086]  setup_net (net/core/net_namespace.c:446)
[   45.586608][ T1086]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   45.586748][ T1086]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   45.586881][ T1086]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   45.587017][ T1086]  copy_net_ns (net/core/net_namespace.c:579)
[   45.587151][ T1086]  create_new_namespaces (kernel/nsproxy.c:132)
[   45.587292][ T1086]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   45.587483][ T1086]  ksys_unshare (kernel/fork.c:3243)
[   45.587619][ T1086]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   45.587759][ T1086]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   45.587893][ T1086]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   45.588027][ T1086]  ? __ia32_sys_open (fs/open.c:1374)
[   45.588162][ T1086]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   45.588299][ T1086]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   45.588490][ T1086]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.588624][ T1086]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.588763][ T1086]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.588897][ T1086]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.589060][ T1086] RIP: 0033:0x7f652849abcb
[   45.589199][ T1086] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   45.589744][ T1086] RSP: 002b:00007ffda7088d08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   45.589945][ T1086] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f652849abcb
[   45.590144][ T1086] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   45.590404][ T1086] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   45.590614][ T1086] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffda708af30
[   45.590818][ T1086] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffda708b86d
| [   45.595196][ T1086] ------------[ cut here ]------------
| [   45.595358][ T1086] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1086
| [   45.595616][ T1086] Modules linked in: vxlan
| [   45.596020][ T1086] Tainted: [W]=WARN
[   45.596126][ T1086] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.596294][ T1086] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.596478][ T1086] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.596955][ T1086] RSP: 0018:ffa0000001fb7a78 EFLAGS: 00010286
[   45.597123][ T1086] RAX: 00000000ffffffa6 RBX: ff1100001a6db8c0 RCX: 1ff40000003f6f15
[   45.597329][ T1086] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001a6db97c
[   45.597529][ T1086] RBP: ff11000019571000 R08: 1fe22000034db731 R09: ff11000015e80b80
[   45.597731][ T1086] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   45.597931][ T1086] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000019571000
[   45.598129][ T1086] FS:  00007f65281d8840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   45.598367][ T1086] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.598532][ T1086] CR2: 00005566d8c31c40 CR3: 0000000011e56002 CR4: 0000000000771ef0
[   45.598745][ T1086] PKRU: 55555554
[   45.598844][ T1086] Call Trace:
[   45.598941][ T1086]  <TASK>
[   45.599009][ T1086]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   45.599142][ T1086]  ? notifier_call_chain (kernel/notifier.c:85)
[   45.599278][ T1086]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   45.599385][ T1086]  register_netdevice (net/core/dev.c:11488)
[   45.599518][ T1086]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   45.599683][ T1086]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.599823][ T1086]  register_netdev (net/core/dev.c:11552)
[   45.599954][ T1086]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   45.600085][ T1086]  ops_init (net/core/net_namespace.c:137)
[   45.600186][ T1086]  setup_net (net/core/net_namespace.c:446)
[   45.600288][ T1086]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   45.600425][ T1086]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   45.600557][ T1086]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   45.600690][ T1086]  copy_net_ns (net/core/net_namespace.c:579)
[   45.600829][ T1086]  create_new_namespaces (kernel/nsproxy.c:132)
[   45.600962][ T1086]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   45.601095][ T1086]  ksys_unshare (kernel/fork.c:3243)
[   45.601226][ T1086]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   45.601377][ T1086]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   45.601511][ T1086]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   45.601642][ T1086]  ? __ia32_sys_open (fs/open.c:1374)
[   45.601786][ T1086]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   45.601917][ T1086]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   45.602048][ T1086]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.602179][ T1086]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.602310][ T1086]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.602446][ T1086]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.602612][ T1086] RIP: 0033:0x7f652849abcb
[   45.602754][ T1086] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   45.603218][ T1086] RSP: 002b:00007ffda7088d08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   45.603424][ T1086] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f652849abcb
[   45.603620][ T1086] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   45.603818][ T1086] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   45.604022][ T1086] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffda708af30
[   45.604225][ T1086] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffda708b86d
| [   45.608428][ T1086] ------------[ cut here ]------------
| [   45.608563][ T1086] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1086
| [   45.608828][ T1086] Modules linked in: vxlan
| [   45.609228][ T1086] Tainted: [W]=WARN
[   45.609341][ T1086] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.609507][ T1086] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.609678][ T1086] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.610152][ T1086] RSP: 0018:ffa0000001fb7a68 EFLAGS: 00010286
[   45.610325][ T1086] RAX: 00000000ffffffa6 RBX: ff11000011e3c740 RCX: 1ff40000003f6f13
[   45.610520][ T1086] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e3c7fc
[   45.610723][ T1086] RBP: ff11000019d84000 R08: 1fe22000023c7901 R09: ff11000015e80b80
[   45.610919][ T1086] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   45.611114][ T1086] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000019d84000
[   45.611313][ T1086] FS:  00007f65281d8840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   45.611550][ T1086] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.611755][ T1086] CR2: 00005566d8c31c40 CR3: 0000000011e56002 CR4: 0000000000771ef0
[   45.611962][ T1086] PKRU: 55555554
[   45.612060][ T1086] Call Trace:
[   45.612158][ T1086]  <TASK>
[   45.612226][ T1086]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   45.612367][ T1086]  ? notifier_call_chain (kernel/notifier.c:85)
[   45.612498][ T1086]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   45.612599][ T1086]  register_netdevice (net/core/dev.c:11488)
[   45.612770][ T1086]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   45.612938][ T1086]  register_netdev (net/core/dev.c:11552)
[   45.613071][ T1086]  sit_init_net (net/ipv6/sit.c:1860)
[   45.613204][ T1086]  ops_init (net/core/net_namespace.c:137)
[   45.613308][ T1086]  setup_net (net/core/net_namespace.c:446)
[   45.613415][ T1086]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   45.613546][ T1086]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   45.613677][ T1086]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   45.613818][ T1086]  copy_net_ns (net/core/net_namespace.c:579)
[   45.613950][ T1086]  create_new_namespaces (kernel/nsproxy.c:132)
[   45.614083][ T1086]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   45.614218][ T1086]  ksys_unshare (kernel/fork.c:3243)
[   45.614359][ T1086]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   45.614490][ T1086]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   45.614621][ T1086]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   45.614758][ T1086]  ? __ia32_sys_open (fs/open.c:1374)
[   45.614892][ T1086]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   45.615022][ T1086]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   45.615154][ T1086]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.615289][ T1086]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.615424][ T1086]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.615556][ T1086]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.615726][ T1086] RIP: 0033:0x7f652849abcb
[   45.615867][ T1086] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   45.616345][ T1086] RSP: 002b:00007ffda7088d08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   45.616543][ T1086] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f652849abcb
[   45.616745][ T1086] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   45.616942][ T1086] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   45.617138][ T1086] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffda708af30
[   45.617348][ T1086] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffda708b86d
| [   45.622019][ T1086] ------------[ cut here ]------------
| [   45.622160][ T1086] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1086
| [   45.622425][ T1086] Modules linked in: vxlan
| [   45.622832][ T1086] Tainted: [W]=WARN
[   45.622930][ T1086] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.623097][ T1086] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.623270][ T1086] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.623751][ T1086] RSP: 0018:ffa0000001fb7a78 EFLAGS: 00010286
[   45.623919][ T1086] RAX: 00000000ffffffa6 RBX: ff11000014e2ac80 RCX: 1ff40000003f6f15
[   45.624116][ T1086] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014e2ad3c
[   45.624313][ T1086] RBP: ff1100001a961000 R08: 1fe22000029c55a9 R09: ff11000015e80b80
[   45.624515][ T1086] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   45.624716][ T1086] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001a961000
[   45.624914][ T1086] FS:  00007f65281d8840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   45.625144][ T1086] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.625313][ T1086] CR2: 00005566d8c31c40 CR3: 0000000011e56002 CR4: 0000000000771ef0
[   45.625516][ T1086] PKRU: 55555554
[   45.625616][ T1086] Call Trace:
[   45.625721][ T1086]  <TASK>
[   45.625789][ T1086]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   45.625921][ T1086]  ? notifier_call_chain (kernel/notifier.c:85)
[   45.626053][ T1086]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   45.626154][ T1086]  register_netdevice (net/core/dev.c:11488)
[   45.626291][ T1086]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   45.626459][ T1086]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.626597][ T1086]  register_netdev (net/core/dev.c:11552)
[   45.626733][ T1086]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   45.626864][ T1086]  ops_init (net/core/net_namespace.c:137)
[   45.626964][ T1086]  setup_net (net/core/net_namespace.c:446)
[   45.627063][ T1086]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   45.627194][ T1086]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   45.627335][ T1086]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   45.627473][ T1086]  copy_net_ns (net/core/net_namespace.c:579)
[   45.627605][ T1086]  create_new_namespaces (kernel/nsproxy.c:132)
[   45.627746][ T1086]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   45.627879][ T1086]  ksys_unshare (kernel/fork.c:3243)
[   45.628009][ T1086]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   45.628141][ T1086]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   45.628278][ T1086]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   45.628417][ T1086]  ? __ia32_sys_open (fs/open.c:1374)
[   45.628551][ T1086]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   45.628682][ T1086]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   45.628818][ T1086]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.628950][ T1086]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.629081][ T1086]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.629214][ T1086]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.629382][ T1086] RIP: 0033:0x7f652849abcb
[   45.629521][ T1086] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   45.629994][ T1086] RSP: 002b:00007ffda7088d08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   45.630193][ T1086] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f652849abcb
[   45.630399][ T1086] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   45.630631][ T1086] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   45.630907][ T1086] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffda708af30
[   45.631103][ T1086] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffda708b86d
| [   45.669165][ T1087] ------------[ cut here ]------------
| [   45.669348][ T1087] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1087
| [   45.669613][ T1087] Modules linked in: vxlan
| [   45.670026][ T1087] Tainted: [W]=WARN
[   45.670126][ T1087] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.670296][ T1087] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.670824][ T1087] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.671308][ T1087] RSP: 0018:ffa0000001fa7020 EFLAGS: 00010286
[   45.671483][ T1087] RAX: 00000000ffffffa6 RBX: ff11000019f3c900 RCX: 1ff40000003f4dca
[   45.671683][ T1087] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000019f3c9bc
[   45.671886][ T1087] RBP: ff1100001a5a4000 R08: 1fe22000033e7939 R09: ff11000015ba5158
[   45.672088][ T1087] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   45.672287][ T1087] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   45.672508][ T1087] FS:  00007fd24132d840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   45.672748][ T1087] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.672916][ T1087] CR2: 000000003af58988 CR3: 0000000019647002 CR4: 0000000000771ef0
[   45.673115][ T1087] PKRU: 55555554
[   45.673215][ T1087] Call Trace:
[   45.673320][ T1087]  <TASK>
[   45.673389][ T1087]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   45.673525][ T1087]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   45.673627][ T1087]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   45.673768][ T1087]  __dev_notify_flags (net/core/dev.c:9787)
[   45.673902][ T1087]  ? netif_change_name (net/core/dev.c:1495)
[   45.674035][ T1087]  ? __dev_change_flags (net/core/dev.c:9752)
[   45.674168][ T1087]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   45.674304][ T1087]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.674443][ T1087]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   45.674578][ T1087]  netif_change_flags (net/core/dev.c:9820)
[   45.674720][ T1087]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   45.674854][ T1087]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   45.674989][ T1087]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   45.675124][ T1087]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   45.675294][ T1087]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   45.675432][ T1087]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.675566][ T1087]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   45.675700][ T1087]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.675849][ T1087]  ? __kernel_text_address (kernel/extable.c:79)
[   45.675987][ T1087]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.676122][ T1087]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.676254][ T1087]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   45.676396][ T1087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.676530][ T1087]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   45.676665][ T1087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.676804][ T1087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.676939][ T1087]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   45.677071][ T1087]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   45.677208][ T1087]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   45.677351][ T1087]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   45.677488][ T1087]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   45.677627][ T1087]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   45.677773][ T1087]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   45.677909][ T1087]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.678042][ T1087]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.678175][ T1087]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.678312][ T1087]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.678450][ T1087]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.678586][ T1087]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.678739][ T1087]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.678872][ T1087]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.679006][ T1087]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.679141][ T1087]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.679279][ T1087]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   45.679418][ T1087]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.679553][ T1087]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.679686][ T1087]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.679830][ T1087]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.679962][ T1087]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.680099][ T1087]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   45.680234][ T1087]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.680379][ T1087]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.680521][ T1087]  ? 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))
[   45.680654][ T1087]  ? 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))
[   45.680806][ T1087]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.680942][ T1087]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.681076][ T1087]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.681213][ T1087]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   45.681354][ T1087]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   45.681491][ T1087]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   45.681629][ T1087]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   45.681772][ T1087]  ? copy_msghdr_from_user (net/socket.c:2635)
[   45.681908][ T1087]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   45.682072][ T1087]  ? move_addr_to_kernel (net/socket.c:258)
[   45.682209][ T1087]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.682355][ T1087]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.682492][ T1087]  ___sys_sendmsg (net/socket.c:2752)
[   45.682627][ T1087]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   45.682806][ T1087]  ? copy_msghdr_from_user (net/socket.c:2603)
[   45.682966][ T1087]  __sys_sendmsg (net/socket.c:2784)
[   45.683100][ T1087]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   45.683233][ T1087]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   45.683413][ T1087]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   45.683549][ T1087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.683687][ T1087]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.683825][ T1087]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.683961][ T1087]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.684095][ T1087]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.684262][ T1087] RIP: 0033:0x7fd24156708e
[   45.684412][ T1087] 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
[   45.684896][ T1087] RSP: 002b:00007ffe4f20b090 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.685100][ T1087] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd24156708e
[   45.685306][ T1087] RDX: 0000000000000000 RSI: 00007ffe4f20b140 RDI: 0000000000000005
[   45.685515][ T1087] RBP: 00007ffe4f20b0a0 R08: 0000000000000000 R09: 0000000000000000
[   45.685725][ T1087] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0a6
[   45.685939][ T1087] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe4f20b810
| [   45.789745][ T1090] ------------[ cut here ]------------
| [   45.789971][ T1090] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1090
| [   45.790292][ T1090] Modules linked in: vxlan
| [   45.790833][ T1090] Tainted: [W]=WARN
[   45.790989][ T1090] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.791212][ T1090] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.791462][ T1090] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.792000][ T1090] RSP: 0018:ffa00000020c71b0 EFLAGS: 00010286
[   45.792225][ T1090] RAX: 00000000ffffffa6 RBX: ff11000010aae580 RCX: 1ff4000000418dfc
[   45.792497][ T1090] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010aae63c
[   45.792757][ T1090] RBP: ff1100001640a000 R08: 1fe2200002155cc9 R09: ff1100001a4d2e80
[   45.793008][ T1090] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   45.793263][ T1090] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab720900
[   45.793562][ T1090] FS:  00007f252b067840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   45.793862][ T1090] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.794082][ T1090] CR2: 00007f252b3dc040 CR3: 0000000004b51006 CR4: 0000000000771ef0
[   45.794361][ T1090] PKRU: 55555554
[   45.794516][ T1090] Call Trace:
[   45.794668][ T1090]  <TASK>
[   45.794797][ T1090]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   45.794986][ T1090]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   45.795141][ T1090]  __dev_notify_flags (net/core/dev.c:9787)
[   45.795355][ T1090]  ? netif_change_name (net/core/dev.c:1495)
[   45.795545][ T1090]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   45.795775][ T1090]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   45.795969][ T1090]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   45.796158][ T1090]  ? br_dev_newlink (net/bridge/br_netlink.c:1604)
[   45.796368][ T1090]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   45.796558][ T1090]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   45.796756][ T1090]  ? __dev_get_by_name (net/core/dev.c:883)
[   45.796944][ T1090]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   45.797138][ T1090]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   45.797358][ T1090]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   45.797550][ T1090]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.797749][ T1090]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.797941][ T1090]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.798129][ T1090]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.798338][ T1090]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.798533][ T1090]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.798733][ T1090]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.798921][ T1090]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   45.799108][ T1090]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.799297][ T1090]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.799501][ T1090]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.799692][ T1090]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.799886][ T1090]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.800079][ T1090]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   45.800273][ T1090]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.800478][ T1090]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.800670][ T1090]  ? 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))
[   45.800863][ T1090]  ? 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))
[   45.801054][ T1090]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.801246][ T1090]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.801452][ T1090]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.801643][ T1090]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   45.801845][ T1090]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   45.802034][ T1090]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   45.802224][ T1090]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   45.802433][ T1090]  ? copy_msghdr_from_user (net/socket.c:2635)
[   45.802622][ T1090]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   45.802850][ T1090]  ? move_addr_to_kernel (net/socket.c:258)
[   45.803042][ T1090]  ___sys_sendmsg (net/socket.c:2752)
[   45.803233][ T1090]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.803438][ T1090]  ? copy_msghdr_from_user (net/socket.c:2603)
[   45.803637][ T1090]  ? 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))
[   45.803836][ T1090]  __sys_sendmsg (net/socket.c:2784)
[   45.804025][ T1090]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   45.804997][ T1090]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.805187][ T1090]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.805400][ T1090]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.805588][ T1090]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.805784][ T1090]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.805973][ T1090]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.806192][ T1090] RIP: 0033:0x7f252b2a108e
[   45.806405][ T1090] 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
[   45.806947][ T1090] RSP: 002b:00007ffdc168ae40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.807201][ T1090] RAX: ffffffffffffffda RBX: 00007ffdc168b5e8 RCX: 00007f252b2a108e
[   45.807470][ T1090] RDX: 0000000000000000 RSI: 00007ffdc168aef0 RDI: 0000000000000005
[   45.807732][ T1090] RBP: 00007ffdc168ae50 R08: 0000000000000000 R09: 0000000000000000
[   45.807989][ T1090] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0a6
[   45.808242][ T1090] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdc168b5c0
| [   45.845888][ T1091] ------------[ cut here ]------------
| [   45.846046][ T1091] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1091
| [   45.846325][ T1091] Modules linked in: vxlan
| [   45.846743][ T1091] Tainted: [W]=WARN
[   45.846852][ T1091] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.847020][ T1091] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.847198][ T1091] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.847697][ T1091] RSP: 0018:ffa00000020d7020 EFLAGS: 00010286
[   45.847876][ T1091] RAX: 00000000ffffffa6 RBX: ff110000158bf380 RCX: 1ff400000041adca
[   45.848076][ T1091] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000158bf43c
[   45.848280][ T1091] RBP: ff1100001640a000 R08: 1fe2200002b17e89 R09: ff1100001a4d5158
[   45.848506][ T1091] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   45.848711][ T1091] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   45.848915][ T1091] FS:  00007fb9b17ec840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   45.849167][ T1091] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.849346][ T1091] CR2: 00000000040eb988 CR3: 0000000019c39005 CR4: 0000000000771ef0
[   45.849548][ T1091] PKRU: 55555554
[   45.849649][ T1091] Call Trace:
[   45.849755][ T1091]  <TASK>
[   45.849825][ T1091]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   45.849962][ T1091]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   45.850065][ T1091]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   45.850199][ T1091]  __dev_notify_flags (net/core/dev.c:9787)
[   45.850346][ T1091]  ? netif_change_name (net/core/dev.c:1495)
[   45.850480][ T1091]  ? __dev_change_flags (net/core/dev.c:9752)
[   45.850613][ T1091]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   45.850777][ T1091]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.850912][ T1091]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   45.851048][ T1091]  netif_change_flags (net/core/dev.c:9820)
[   45.851186][ T1091]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   45.851335][ T1091]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   45.851474][ T1091]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   45.851608][ T1091]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   45.851780][ T1091]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   45.851915][ T1091]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.852052][ T1091]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   45.852187][ T1091]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.852331][ T1091]  ? __kernel_text_address (kernel/extable.c:79)
[   45.852467][ T1091]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.852604][ T1091]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.852743][ T1091]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   45.852878][ T1091]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.853013][ T1091]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   45.853146][ T1091]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.853281][ T1091]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.853500][ T1091]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   45.853646][ T1091]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   45.853785][ T1091]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   45.853918][ T1091]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   45.854053][ T1091]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   45.854193][ T1091]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   45.854418][ T1091]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   45.854554][ T1091]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.854688][ T1091]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.854828][ T1091]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.854964][ T1091]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.855097][ T1091]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.855239][ T1091]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.855457][ T1091]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.855596][ T1091]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.855830][ T1091]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.855964][ T1091]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.856098][ T1091]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   45.856231][ T1091]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.856437][ T1091]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.856570][ T1091]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.856713][ T1091]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.856852][ T1091]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.856994][ T1091]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   45.857139][ T1091]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.857279][ T1091]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.857500][ T1091]  ? 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))
[   45.857635][ T1091]  ? 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))
[   45.857776][ T1091]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.857913][ T1091]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.858047][ T1091]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.858183][ T1091]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   45.858353][ T1091]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   45.858490][ T1091]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   45.858624][ T1091]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   45.858763][ T1091]  ? copy_msghdr_from_user (net/socket.c:2635)
[   45.858898][ T1091]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   45.859063][ T1091]  ? move_addr_to_kernel (net/socket.c:258)
[   45.859198][ T1091]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.859342][ T1091]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.859480][ T1091]  ___sys_sendmsg (net/socket.c:2752)
[   45.859632][ T1091]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   45.859805][ T1091]  ? copy_msghdr_from_user (net/socket.c:2603)
[   45.859954][ T1091]  __sys_sendmsg (net/socket.c:2784)
[   45.860089][ T1091]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   45.860223][ T1091]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   45.860401][ T1091]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   45.860538][ T1091]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.860673][ T1091]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.860818][ T1091]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.860954][ T1091]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.861090][ T1091]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.861257][ T1091] RIP: 0033:0x7fb9b1a2608e
[   45.861411][ T1091] 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
[   45.861894][ T1091] RSP: 002b:00007ffdc8366340 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.862094][ T1091] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb9b1a2608e
[   45.862298][ T1091] RDX: 0000000000000000 RSI: 00007ffdc83663f0 RDI: 0000000000000005
[   45.862504][ T1091] RBP: 00007ffdc8366350 R08: 0000000000000000 R09: 0000000000000000
[   45.862733][ T1091] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0a7
[   45.862938][ T1091] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdc8366ac0
| [   45.890572][ T1092] ------------[ cut here ]------------
| [   45.890968][ T1092] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1092
| [   45.891244][ T1092] Modules linked in: vxlan
| [   45.891678][ T1092] Tainted: [W]=WARN
[   45.891788][ T1092] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.891960][ T1092] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.892140][ T1092] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.892637][ T1092] RSP: 0018:ffa00000020e6e30 EFLAGS: 00010286
[   45.892818][ T1092] RAX: 00000000ffffffa6 RBX: ff11000005206740 RCX: 1ff400000041cd8c
[   45.893024][ T1092] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000052067fc
[   45.893228][ T1092] RBP: ff11000019681000 R08: 1fe2200000a40d01 R09: ff1100001688ae80
[   45.893445][ T1092] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   45.893669][ T1092] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001978a704
[   45.893883][ T1092] FS:  00007fa895db2840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   45.894122][ T1092] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.894300][ T1092] CR2: 000000000042ebe0 CR3: 000000001414f002 CR4: 0000000000771ef0
[   45.894512][ T1092] PKRU: 55555554
[   45.894615][ T1092] Call Trace:
[   45.894725][ T1092]  <TASK>
[   45.894797][ T1092]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   45.894969][ T1092]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   45.895108][ T1092]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   45.895214][ T1092]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.895359][ T1092]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.895496][ T1092]  __dev_notify_flags (net/core/dev.c:9787)
[   45.895636][ T1092]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.895779][ T1092]  ? netif_change_name (net/core/dev.c:1495)
[   45.895919][ T1092]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   45.896061][ T1092]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   45.896202][ T1092]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   45.896350][ T1092]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   45.896490][ T1092]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   45.896630][ T1092]  veth_newlink (drivers/net/veth.c:1871)
[   45.896777][ T1092]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   45.896916][ T1092]  ? kasan_save_stack (mm/kasan/common.c:57)
[   45.897071][ T1092]  ? kasan_save_track (mm/kasan/common.c:78)
[   45.897210][ T1092]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   45.897377][ T1092]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   45.897517][ T1092]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   45.897658][ T1092]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   45.897800][ T1092]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   45.897942][ T1092]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   45.898084][ T1092]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   45.898224][ T1092]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   45.898372][ T1092]  ? __dev_get_by_name (net/core/dev.c:883)
[   45.898512][ T1092]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   45.898655][ T1092]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   45.898805][ T1092]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   45.898946][ T1092]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.899095][ T1092]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.899232][ T1092]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.899381][ T1092]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.899521][ T1092]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.899674][ T1092]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.899818][ T1092]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.899954][ T1092]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   45.900094][ T1092]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.900231][ T1092]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.900384][ T1092]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.900526][ T1092]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.900665][ T1092]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.900811][ T1092]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   45.900949][ T1092]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.901088][ T1092]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.901239][ T1092]  ? 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))
[   45.901387][ T1092]  ? 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))
[   45.901528][ T1092]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.901670][ T1092]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.901819][ T1092]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.901958][ T1092]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   45.902098][ T1092]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   45.902238][ T1092]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   45.902389][ T1092]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   45.902531][ T1092]  ? copy_msghdr_from_user (net/socket.c:2635)
[   45.902669][ T1092]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   45.902848][ T1092]  ? move_addr_to_kernel (net/socket.c:258)
[   45.902990][ T1092]  ___sys_sendmsg (net/socket.c:2752)
[   45.903130][ T1092]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.903274][ T1092]  ? copy_msghdr_from_user (net/socket.c:2603)
[   45.903430][ T1092]  ? 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))
[   45.903573][ T1092]  __sys_sendmsg (net/socket.c:2784)
[   45.903715][ T1092]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   45.903859][ T1092]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.903999][ T1092]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.904400][ T1092]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.904545][ T1092]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.904690][ T1092]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.904841][ T1092]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.905015][ T1092] RIP: 0033:0x7fa895fec08e
[   45.905161][ T1092] 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
[   45.905683][ T1092] RSP: 002b:00007ffcb3371360 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.905900][ T1092] RAX: ffffffffffffffda RBX: 00007ffcb3371af8 RCX: 00007fa895fec08e
[   45.906107][ T1092] RDX: 0000000000000000 RSI: 00007ffcb3371410 RDI: 0000000000000005
[   45.906321][ T1092] RBP: 00007ffcb3371370 R08: 0000000000000000 R09: 0000000000000000
[   45.906623][ T1092] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0a7
[   45.906934][ T1092] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcb3371ad0
| [   45.917817][ T1092] ------------[ cut here ]------------
| [   45.917984][ T1092] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1092
| [   45.918289][ T1092] Modules linked in: vxlan
| [   45.918729][ T1092] Tainted: [W]=WARN
[   45.918833][ T1092] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.919004][ T1092] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.919185][ T1092] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.919692][ T1092] RSP: 0018:ffa00000020e71b0 EFLAGS: 00010286
[   45.919885][ T1092] RAX: 00000000ffffffa6 RBX: ff11000005a14900 RCX: 1ff400000041cdfc
[   45.920090][ T1092] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005a149bc
[   45.920297][ T1092] RBP: ff11000014f79000 R08: 1fe2200000b42939 R09: ff1100001688ae80
[   45.920514][ T1092] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   45.920723][ T1092] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab603b20
[   45.920930][ T1092] FS:  00007fa895db2840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   45.921176][ T1092] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.921355][ T1092] CR2: 000000000042ebe0 CR3: 000000001414f002 CR4: 0000000000771ef0
[   45.921562][ T1092] PKRU: 55555554
[   45.921666][ T1092] Call Trace:
[   45.921774][ T1092]  <TASK>
[   45.921845][ T1092]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   45.921999][ T1092]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   45.922105][ T1092]  __dev_notify_flags (net/core/dev.c:9787)
[   45.922242][ T1092]  ? netif_change_name (net/core/dev.c:1495)
[   45.922389][ T1092]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   45.922525][ T1092]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   45.922665][ T1092]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   45.922818][ T1092]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   45.922959][ T1092]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   45.923095][ T1092]  ? __dev_get_by_name (net/core/dev.c:883)
[   45.923233][ T1092]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   45.923444][ T1092]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   45.923586][ T1092]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   45.923730][ T1092]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.923865][ T1092]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.924004][ T1092]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.924141][ T1092]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.924279][ T1092]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.924482][ T1092]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.924679][ T1092]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.924823][ T1092]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   45.924959][ T1092]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.925095][ T1092]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.925233][ T1092]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.925445][ T1092]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.925581][ T1092]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.925723][ T1092]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   45.925859][ T1092]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.925996][ T1092]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.926137][ T1092]  ? 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))
[   45.926278][ T1092]  ? 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))
[   45.926466][ T1092]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.926607][ T1092]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.926756][ T1092]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.926894][ T1092]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   45.927031][ T1092]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   45.927170][ T1092]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   45.927322][ T1092]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   45.927461][ T1092]  ? copy_msghdr_from_user (net/socket.c:2635)
[   45.927610][ T1092]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   45.928014][ T1092]  ? move_addr_to_kernel (net/socket.c:258)
[   45.928154][ T1092]  ___sys_sendmsg (net/socket.c:2752)
[   45.928295][ T1092]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.928458][ T1092]  ? copy_msghdr_from_user (net/socket.c:2603)
[   45.928604][ T1092]  ? 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))
[   45.928751][ T1092]  __sys_sendmsg (net/socket.c:2784)
[   45.928889][ T1092]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   45.929029][ T1092]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.929165][ T1092]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.929308][ T1092]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.929451][ T1092]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.929587][ T1092]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.929727][ T1092]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.929896][ T1092] RIP: 0033:0x7fa895fec08e
[   45.930039][ T1092] 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
[   45.930533][ T1092] RSP: 002b:00007ffcb3371360 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.930754][ T1092] RAX: ffffffffffffffda RBX: 00007ffcb3371af8 RCX: 00007fa895fec08e
[   45.930958][ T1092] RDX: 0000000000000000 RSI: 00007ffcb3371410 RDI: 0000000000000005
[   45.931160][ T1092] RBP: 00007ffcb3371370 R08: 0000000000000000 R09: 0000000000000000
[   45.931396][ T1092] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0a7
[   45.931603][ T1092] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcb3371ad0
| [   45.990488][ T1093] ------------[ cut here ]------------
| [   45.990653][ T1093] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1093
| [   45.990976][ T1093] Modules linked in: vxlan
| [   45.991425][ T1093] Tainted: [W]=WARN
[   45.991528][ T1093] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.991694][ T1093] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.991876][ T1093] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.992363][ T1093] RSP: 0018:ffa0000002096ff8 EFLAGS: 00010286
[   45.992538][ T1093] RAX: 00000000ffffffa6 RBX: ff11000005a14040 RCX: 1ff4000000412dc5
[   45.992744][ T1093] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005a140fc
[   45.992942][ T1093] RBP: ff11000014f79000 R08: 1fe2200000b42821 R09: ff11000011042e58
[   45.993139][ T1093] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   45.993353][ T1093] R13: 0000000000000000 R14: ffa0000002097140 R15: ff11000015cf6dd0
[   45.993560][ T1093] FS:  00007f1f08df7840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   45.993800][ T1093] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.993970][ T1093] CR2: 000000000e066988 CR3: 0000000017704002 CR4: 0000000000771ef0
[   45.994172][ T1093] PKRU: 55555554
[   45.994274][ T1093] Call Trace:
[   45.994382][ T1093]  <TASK>
[   45.994452][ T1093]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   45.994588][ T1093]  __dev_change_net_namespace (net/core/dev.c:12635)
[   45.994765][ T1093]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.994898][ T1093]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.995031][ T1093]  ? default_device_exit_batch (net/core/dev.c:13091)
[   45.995195][ T1093]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.995339][ T1093]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.995475][ T1093]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.995608][ T1093]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   45.995751][ T1093]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   45.995885][ T1093]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   45.996020][ T1093]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   45.996157][ T1093]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   45.996297][ T1093]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   45.996528][ T1093]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   45.996663][ T1093]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.996803][ T1093]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   45.996938][ T1093]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.997072][ T1093]  ? __kernel_text_address (kernel/extable.c:79)
[   45.997212][ T1093]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.997356][ T1093]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.997489][ T1093]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   45.997622][ T1093]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.997772][ T1093]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   45.997905][ T1093]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.998037][ T1093]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.998169][ T1093]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   45.998310][ T1093]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   45.998452][ T1093]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   45.998585][ T1093]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   45.998726][ T1093]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   45.998862][ T1093]  ? nla_get_range_signed (lib/nlattr.c:270)
[   45.998999][ T1093]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   45.999142][ T1093]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   45.999282][ T1093]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.999423][ T1093]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.999558][ T1093]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.999692][ T1093]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.999833][ T1093]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.999970][ T1093]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.000105][ T1093]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.000240][ T1093]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.000395][ T1093]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.000532][ T1093]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.000664][ T1093]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.000804][ T1093]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.000940][ T1093]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.001072][ T1093]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.001209][ T1093]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.001353][ T1093]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.001490][ T1093]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.001627][ T1093]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.001769][ T1093]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.001907][ T1093]  ? 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))
[   46.002045][ T1093]  ? 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))
[   46.002182][ T1093]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.002324][ T1093]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.002460][ T1093]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.002596][ T1093]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.002737][ T1093]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.002879][ T1093]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.003015][ T1093]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.003148][ T1093]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.003281][ T1093]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.003455][ T1093]  ? move_addr_to_kernel (net/socket.c:258)
[   46.003591][ T1093]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.003731][ T1093]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.003870][ T1093]  ___sys_sendmsg (net/socket.c:2752)
[   46.004004][ T1093]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.004170][ T1093]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.004330][ T1093]  __sys_sendmsg (net/socket.c:2784)
[   46.004463][ T1093]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.004595][ T1093]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.004772][ T1093]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   46.004908][ T1093]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.005042][ T1093]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.005176][ T1093]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.005313][ T1093]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.005453][ T1093]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.005620][ T1093] RIP: 0033:0x7f1f0903108e
[   46.005768][ T1093] 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
[   46.006252][ T1093] RSP: 002b:00007fff0a6602d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.006462][ T1093] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f1f0903108e
[   46.006660][ T1093] RDX: 0000000000000000 RSI: 00007fff0a660380 RDI: 0000000000000005
[   46.006897][ T1093] RBP: 00007fff0a6602e0 R08: 0000000000000000 R09: 0000000000000000
[   46.007095][ T1093] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0a7
[   46.007297][ T1093] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff0a660a40
| [   46.011265][ T1093] ------------[ cut here ]------------
| [   46.011440][ T1093] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1093
| [   46.011715][ T1093] Modules linked in: vxlan
| [   46.012128][ T1093] Tainted: [W]=WARN
[   46.012230][ T1093] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.012416][ T1093] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.012591][ T1093] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.013082][ T1093] RSP: 0018:ffa0000002096fc0 EFLAGS: 00010286
[   46.013251][ T1093] RAX: 00000000ffffffa6 RBX: ff1100000549cc80 RCX: 1ff4000000412dbe
[   46.013462][ T1093] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000549cd3c
[   46.013661][ T1093] RBP: ff11000014f79000 R08: 1fe2200000a939a9 R09: ff11000011042e58
[   46.013873][ T1093] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   46.014072][ T1093] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015cf6dd0
[   46.014286][ T1093] FS:  00007f1f08df7840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   46.014528][ T1093] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.014699][ T1093] CR2: 000000000e066988 CR3: 0000000017704002 CR4: 0000000000771ef0
[   46.014909][ T1093] PKRU: 55555554
[   46.015010][ T1093] Call Trace:
[   46.015112][ T1093]  <TASK>
[   46.015193][ T1093]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   46.015341][ T1093]  ? notifier_call_chain (kernel/notifier.c:85)
[   46.015478][ T1093]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   46.015591][ T1093]  __dev_change_net_namespace (net/core/dev.c:12695)
[   46.015782][ T1093]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.015917][ T1093]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.016057][ T1093]  ? default_device_exit_batch (net/core/dev.c:13091)
[   46.016225][ T1093]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.016367][ T1093]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.016505][ T1093]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.016641][ T1093]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   46.016782][ T1093]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   46.016922][ T1093]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   46.017057][ T1093]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   46.017193][ T1093]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   46.017334][ T1093]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   46.017511][ T1093]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   46.017647][ T1093]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.017785][ T1093]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   46.017922][ T1093]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.018057][ T1093]  ? __kernel_text_address (kernel/extable.c:79)
[   46.018192][ T1093]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.018392][ T1093]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.018527][ T1093]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   46.018669][ T1093]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.018812][ T1093]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   46.018946][ T1093]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.019079][ T1093]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.019214][ T1093]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   46.019412][ T1093]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   46.019604][ T1093]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   46.019745][ T1093]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   46.019883][ T1093]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   46.020015][ T1093]  ? nla_get_range_signed (lib/nlattr.c:270)
[   46.020152][ T1093]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   46.020291][ T1093]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   46.020487][ T1093]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.020621][ T1093]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.020762][ T1093]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.020895][ T1093]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.021029][ T1093]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.021164][ T1093]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.021299][ T1093]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.021503][ T1093]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.021638][ T1093]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.021779][ T1093]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.021912][ T1093]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.022047][ T1093]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.022181][ T1093]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.022373][ T1093]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.022511][ T1093]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.022646][ T1093]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.022786][ T1093]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.022920][ T1093]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.023053][ T1093]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.023192][ T1093]  ? 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))
[   46.023386][ T1093]  ? 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))
[   46.023522][ T1093]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.023656][ T1093]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.023795][ T1093]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.023930][ T1093]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.024065][ T1093]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.024202][ T1093]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.024400][ T1093]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.024536][ T1093]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.024669][ T1093]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.024844][ T1093]  ? move_addr_to_kernel (net/socket.c:258)
[   46.024978][ T1093]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.025111][ T1093]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.025253][ T1093]  ___sys_sendmsg (net/socket.c:2752)
[   46.025447][ T1093]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.025612][ T1093]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.025782][ T1093]  __sys_sendmsg (net/socket.c:2784)
[   46.025916][ T1093]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.026048][ T1093]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.026216][ T1093]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   46.026417][ T1093]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.026553][ T1093]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.026685][ T1093]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.026824][ T1093]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.026956][ T1093]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.027132][ T1093] RIP: 0033:0x7f1f0903108e
[   46.027276][ T1093] 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
[   46.027818][ T1093] RSP: 002b:00007fff0a6602d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.028019][ T1093] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f1f0903108e
[   46.028230][ T1093] RDX: 0000000000000000 RSI: 00007fff0a660380 RDI: 0000000000000005
[   46.028492][ T1093] RBP: 00007fff0a6602e0 R08: 0000000000000000 R09: 0000000000000000
[   46.028689][ T1093] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0a7
[   46.028915][ T1093] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff0a660a40
| [   46.098170][ T1098] ------------[ cut here ]------------
| [   46.098353][ T1098] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1098
| [   46.098615][ T1098] Modules linked in: vxlan
| [   46.099030][ T1098] Tainted: [W]=WARN
[   46.099129][ T1098] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.099296][ T1098] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.099482][ T1098] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.100004][ T1098] RSP: 0018:ffa0000002096ff8 EFLAGS: 00010286
[   46.100177][ T1098] RAX: 00000000ffffffa6 RBX: ff110000129c98c0 RCX: 1ff4000000412dc5
[   46.100384][ T1098] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129c997c
[   46.100579][ T1098] RBP: ff11000019681000 R08: 1fe2200002539331 R09: ff110000169e2e58
[   46.100781][ T1098] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   46.100974][ T1098] R13: 0000000000000000 R14: ffa0000002097140 R15: ff11000013310ad0
[   46.101201][ T1098] FS:  00007fd83f44f840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   46.101449][ T1098] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.101614][ T1098] CR2: 00007f6fb5216808 CR3: 0000000019cf3006 CR4: 0000000000771ef0
[   46.101818][ T1098] PKRU: 55555554
[   46.101914][ T1098] Call Trace:
[   46.102013][ T1098]  <TASK>
[   46.102253][ T1098]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   46.102396][ T1098]  __dev_change_net_namespace (net/core/dev.c:12635)
[   46.102569][ T1098]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.102702][ T1098]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.102841][ T1098]  ? default_device_exit_batch (net/core/dev.c:13091)
[   46.103006][ T1098]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.103137][ T1098]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.103273][ T1098]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.103435][ T1098]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   46.103570][ T1098]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   46.103701][ T1098]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   46.103838][ T1098]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   46.103970][ T1098]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   46.104101][ T1098]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   46.104265][ T1098]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   46.104406][ T1098]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.104549][ T1098]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   46.104679][ T1098]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.104815][ T1098]  ? __kernel_text_address (kernel/extable.c:79)
[   46.104954][ T1098]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.105086][ T1098]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.105215][ T1098]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   46.105355][ T1098]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.105490][ T1098]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   46.105618][ T1098]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.105754][ T1098]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.105898][ T1098]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   46.106031][ T1098]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   46.106162][ T1098]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   46.106296][ T1098]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   46.106438][ T1098]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   46.106569][ T1098]  ? nla_get_range_signed (lib/nlattr.c:270)
[   46.106722][ T1098]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   46.106861][ T1098]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   46.106993][ T1098]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.107124][ T1098]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.107261][ T1098]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.107402][ T1098]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.107534][ T1098]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.107667][ T1098]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.107804][ T1098]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.107936][ T1098]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.108067][ T1098]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.108200][ T1098]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.108344][ T1098]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.108501][ T1098]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.108634][ T1098]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.108771][ T1098]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.108910][ T1098]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.109038][ T1098]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.109170][ T1098]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.109309][ T1098]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.109449][ T1098]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.109585][ T1098]  ? 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))
[   46.109722][ T1098]  ? 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))
[   46.109864][ T1098]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.109996][ T1098]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.110129][ T1098]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.110261][ T1098]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.110409][ T1098]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.110543][ T1098]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.110691][ T1098]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.110835][ T1098]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.110971][ T1098]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.111133][ T1098]  ? move_addr_to_kernel (net/socket.c:258)
[   46.111272][ T1098]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.111423][ T1098]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.111557][ T1098]  ___sys_sendmsg (net/socket.c:2752)
[   46.111688][ T1098]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.111861][ T1098]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.112007][ T1098]  __sys_sendmsg (net/socket.c:2784)
[   46.112138][ T1098]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.112278][ T1098]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.112459][ T1098]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   46.112592][ T1098]  ? 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)
[   46.112731][ T1098]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.112866][ T1098]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.112999][ T1098]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.113133][ T1098]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.113270][ T1098]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.113459][ T1098] RIP: 0033:0x7fd83f68908e
[   46.113602][ T1098] 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
[   46.114080][ T1098] RSP: 002b:00007fff3a23f5a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.114281][ T1098] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd83f68908e
[   46.114486][ T1098] RDX: 0000000000000000 RSI: 00007fff3a23f650 RDI: 0000000000000005
[   46.114684][ T1098] RBP: 00007fff3a23f5b0 R08: 0000000000000000 R09: 0000000000000000
[   46.114886][ T1098] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0a7
[   46.115087][ T1098] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff3a23fd10
| [   46.124384][ T1098] ------------[ cut here ]------------
| [   46.124542][ T1098] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1098
| [   46.124813][ T1098] Modules linked in: vxlan
| [   46.125227][ T1098] Tainted: [W]=WARN
[   46.126240][ T1098] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.126492][ T1098] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.126667][ T1098] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.127149][ T1098] RSP: 0018:ffa0000002096fc0 EFLAGS: 00010286
[   46.127410][ T1098] RAX: 00000000ffffffa6 RBX: ff11000012b0b1c0 RCX: 1ff4000000412dbe
[   46.127616][ T1098] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0b27c
[   46.127822][ T1098] RBP: ff11000019681000 R08: 1fe2200002561651 R09: ff110000169e2e58
[   46.128020][ T1098] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   46.128217][ T1098] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013310ad0
[   46.128424][ T1098] FS:  00007fd83f44f840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   46.128657][ T1098] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.128830][ T1098] CR2: 00007f115e1a0050 CR3: 0000000019cf3006 CR4: 0000000000771ef0
[   46.129044][ T1098] PKRU: 55555554
[   46.129144][ T1098] Call Trace:
[   46.129247][ T1098]  <TASK>
[   46.129324][ T1098]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   46.129459][ T1098]  ? notifier_call_chain (kernel/notifier.c:85)
[   46.129596][ T1098]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   46.129698][ T1098]  __dev_change_net_namespace (net/core/dev.c:12695)
[   46.129872][ T1098]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.130004][ T1098]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.130141][ T1098]  ? default_device_exit_batch (net/core/dev.c:13091)
[   46.130311][ T1098]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.130449][ T1098]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.130584][ T1098]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.130722][ T1098]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   46.130856][ T1098]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   46.130988][ T1098]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   46.131133][ T1098]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   46.131276][ T1098]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   46.131418][ T1098]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   46.131586][ T1098]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   46.131777][ T1098]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.131910][ T1098]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   46.132042][ T1098]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.132176][ T1098]  ? __kernel_text_address (kernel/extable.c:79)
[   46.132312][ T1098]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.132455][ T1098]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.132588][ T1098]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   46.132729][ T1098]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.132862][ T1098]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   46.132991][ T1098]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.133122][ T1098]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.133255][ T1098]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   46.133398][ T1098]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   46.133533][ T1098]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   46.133666][ T1098]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   46.133804][ T1098]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   46.133936][ T1098]  ? nla_get_range_signed (lib/nlattr.c:270)
[   46.134078][ T1098]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   46.134215][ T1098]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   46.134358][ T1098]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.134490][ T1098]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.134623][ T1098]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.134762][ T1098]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.134893][ T1098]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.135028][ T1098]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.135159][ T1098]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.135294][ T1098]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.135436][ T1098]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.135574][ T1098]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.135711][ T1098]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.135844][ T1098]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.135976][ T1098]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.136107][ T1098]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.136242][ T1098]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.136383][ T1098]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.136518][ T1098]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.136652][ T1098]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.136791][ T1098]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.136926][ T1098]  ? 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))
[   46.137059][ T1098]  ? 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))
[   46.137198][ T1098]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.137342][ T1098]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.137480][ T1098]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.137616][ T1098]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.137756][ T1098]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.137891][ T1098]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.138024][ T1098]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.138155][ T1098]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.138291][ T1098]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.138460][ T1098]  ? move_addr_to_kernel (net/socket.c:258)
[   46.138594][ T1098]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.138733][ T1098]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.138866][ T1098]  ___sys_sendmsg (net/socket.c:2752)
[   46.138998][ T1098]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.139163][ T1098]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.139312][ T1098]  __sys_sendmsg (net/socket.c:2784)
[   46.139451][ T1098]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.139583][ T1098]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.139755][ T1098]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   46.139887][ T1098]  ? 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)
[   46.140021][ T1098]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.140155][ T1098]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.140289][ T1098]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.140425][ T1098]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.140557][ T1098]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.140730][ T1098] RIP: 0033:0x7fd83f68908e
[   46.140874][ T1098] 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
[   46.141353][ T1098] RSP: 002b:00007fff3a23f5a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.141572][ T1098] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd83f68908e
[   46.141777][ T1098] RDX: 0000000000000000 RSI: 00007fff3a23f650 RDI: 0000000000000005
[   46.141978][ T1098] RBP: 00007fff3a23f5b0 R08: 0000000000000000 R09: 0000000000000000
[   46.142176][ T1098] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0a7
[   46.142387][ T1098] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff3a23fd10
| [   46.172074][ T1107] ------------[ cut here ]------------
| [   46.172225][ T1107] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1107
| [   46.172504][ T1107] Modules linked in: vxlan
| [   46.172921][ T1107] Tainted: [W]=WARN
[   46.173020][ T1107] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.173184][ T1107] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.173373][ T1107] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.173849][ T1107] RSP: 0018:ffa00000020a7020 EFLAGS: 00010286
[   46.174018][ T1107] RAX: 00000000ffffffa6 RBX: ff11000012a60580 RCX: 1ff4000000414dca
[   46.174215][ T1107] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012a6063c
[   46.174424][ T1107] RBP: ff11000014f79000 R08: 1fe220000254c0c9 R09: ff1100001688d158
[   46.174621][ T1107] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   46.174828][ T1107] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   46.175025][ T1107] FS:  00007fbc539ed840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   46.175254][ T1107] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.175451][ T1107] CR2: 0000000021139988 CR3: 0000000004bfe003 CR4: 0000000000771ef0
[   46.175649][ T1107] PKRU: 55555554
[   46.175753][ T1107] Call Trace:
[   46.175852][ T1107]  <TASK>
[   46.175923][ T1107]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   46.176057][ T1107]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   46.176157][ T1107]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   46.176293][ T1107]  __dev_notify_flags (net/core/dev.c:9787)
[   46.176435][ T1107]  ? netif_change_name (net/core/dev.c:1495)
[   46.176568][ T1107]  ? __dev_change_flags (net/core/dev.c:9752)
[   46.176701][ T1107]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   46.176840][ T1107]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.176974][ T1107]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   46.177109][ T1107]  netif_change_flags (net/core/dev.c:9820)
[   46.177244][ T1107]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   46.177478][ T1107]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   46.177615][ T1107]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   46.177753][ T1107]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   46.177918][ T1107]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   46.178052][ T1107]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.178184][ T1107]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   46.178386][ T1107]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.178528][ T1107]  ? __kernel_text_address (kernel/extable.c:79)
[   46.178659][ T1107]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.178856][ T1107]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.178988][ T1107]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   46.179123][ T1107]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.179255][ T1107]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   46.179464][ T1107]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.179606][ T1107]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.179747][ T1107]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   46.179888][ T1107]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   46.180029][ T1107]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   46.180162][ T1107]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   46.180299][ T1107]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   46.180505][ T1107]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   46.180641][ T1107]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   46.180781][ T1107]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.180911][ T1107]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.181050][ T1107]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.181181][ T1107]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.181321][ T1107]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.181460][ T1107]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.181612][ T1107]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.181751][ T1107]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.181883][ T1107]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.182014][ T1107]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.182146][ T1107]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.182280][ T1107]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.182420][ T1107]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.182559][ T1107]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.182693][ T1107]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.182830][ T1107]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.182962][ T1107]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.183094][ T1107]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.183227][ T1107]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.183379][ T1107]  ? 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))
[   46.183523][ T1107]  ? 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))
[   46.183658][ T1107]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.183798][ T1107]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.183933][ T1107]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.184065][ T1107]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.184204][ T1107]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.184348][ T1107]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.184486][ T1107]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.184620][ T1107]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.184786][ T1107]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.184949][ T1107]  ? move_addr_to_kernel (net/socket.c:258)
[   46.185085][ T1107]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.185217][ T1107]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.185359][ T1107]  ___sys_sendmsg (net/socket.c:2752)
[   46.185491][ T1107]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.185665][ T1107]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.185816][ T1107]  __sys_sendmsg (net/socket.c:2784)
[   46.185950][ T1107]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.186082][ T1107]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.186252][ T1107]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   46.186399][ T1107]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.186539][ T1107]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.186674][ T1107]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.186814][ T1107]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.186953][ T1107]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.187118][ T1107] RIP: 0033:0x7fbc53c2708e
[   46.187257][ T1107] 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
[   46.187767][ T1107] RSP: 002b:00007ffeb3d102d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.187969][ T1107] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fbc53c2708e
[   46.188169][ T1107] RDX: 0000000000000000 RSI: 00007ffeb3d10380 RDI: 0000000000000005
[   46.188388][ T1107] RBP: 00007ffeb3d102e0 R08: 0000000000000000 R09: 0000000000000000
[   46.188588][ T1107] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0a7
[   46.188794][ T1107] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeb3d10a50
| [   46.222899][ T1111] ------------[ cut here ]------------
| [   46.223151][ T1111] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1111
| [   46.223669][ T1111] Modules linked in: vxlan
| [   46.224369][ T1111] Tainted: [W]=WARN
[   46.224604][ T1111] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.224897][ T1111] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.225178][ T1111] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.225748][ T1111] RSP: 0018:ffa0000002097020 EFLAGS: 00010286
[   46.225970][ T1111] RAX: 00000000ffffffa6 RBX: ff11000005664740 RCX: 1ff4000000412dca
[   46.226220][ T1111] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000056647fc
[   46.226524][ T1111] RBP: ff11000019681000 R08: 1fe2200000acc901 R09: ff11000011f35158
[   46.226798][ T1111] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   46.227046][ T1111] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   46.227311][ T1111] FS:  00007ff3200b6840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   46.227611][ T1111] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.227840][ T1111] CR2: 000000000b786988 CR3: 0000000015fcc005 CR4: 0000000000771ef0
[   46.228090][ T1111] PKRU: 55555554
[   46.228277][ T1111] Call Trace:
[   46.228454][ T1111]  <TASK>
[   46.228573][ T1111]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   46.228768][ T1111]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   46.228923][ T1111]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   46.229109][ T1111]  __dev_notify_flags (net/core/dev.c:9787)
[   46.229298][ T1111]  ? netif_change_name (net/core/dev.c:1495)
[   46.229499][ T1111]  ? __dev_change_flags (net/core/dev.c:9752)
[   46.229686][ T1111]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   46.229877][ T1111]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.230063][ T1111]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   46.230253][ T1111]  netif_change_flags (net/core/dev.c:9820)
[   46.230461][ T1111]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   46.230646][ T1111]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   46.230843][ T1111]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   46.231029][ T1111]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   46.231248][ T1111]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   46.231456][ T1111]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.231645][ T1111]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   46.231840][ T1111]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.232027][ T1111]  ? __kernel_text_address (kernel/extable.c:79)
[   46.232216][ T1111]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.232427][ T1111]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.232612][ T1111]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   46.232809][ T1111]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.233182][ T1111]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   46.233394][ T1111]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.233589][ T1111]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.233784][ T1111]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   46.233969][ T1111]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   46.234156][ T1111]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   46.234364][ T1111]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   46.234563][ T1111]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   46.234759][ T1111]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   46.234963][ T1111]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   46.235172][ T1111]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.235378][ T1111]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.235584][ T1111]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.235776][ T1111]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.235975][ T1111]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.236172][ T1111]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.236380][ T1111]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.236573][ T1111]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.236771][ T1111]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.236990][ T1111]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.237226][ T1111]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.237438][ T1111]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.238128][ T1111]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.238372][ T1111]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.238608][ T1111]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.238806][ T1111]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.239071][ T1111]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.239261][ T1111]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.239496][ T1111]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.239824][ T1111]  ? 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))
[   46.240036][ T1111]  ? 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))
[   46.240236][ T1111]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.240493][ T1111]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.240727][ T1111]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.241027][ T1111]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.241289][ T1111]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.241496][ T1111]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.241682][ T1111]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.241879][ T1111]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.242076][ T1111]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.242292][ T1111]  ? move_addr_to_kernel (net/socket.c:258)
[   46.242501][ T1111]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.242750][ T1111]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.242962][ T1111]  ___sys_sendmsg (net/socket.c:2752)
[   46.243186][ T1111]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.243471][ T1111]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.243736][ T1111]  __sys_sendmsg (net/socket.c:2784)
[   46.243931][ T1111]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.244132][ T1111]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.244415][ T1111]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   46.244657][ T1111]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.244913][ T1111]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.245100][ T1111]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.245286][ T1111]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.245497][ T1111]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.245741][ T1111] RIP: 0033:0x7ff3202f008e
[   46.245935][ T1111] 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
[   46.246504][ T1111] RSP: 002b:00007ffdf6b57fb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.246766][ T1111] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff3202f008e
[   46.247018][ T1111] RDX: 0000000000000000 RSI: 00007ffdf6b58060 RDI: 0000000000000005
[   46.247269][ T1111] RBP: 00007ffdf6b57fc0 R08: 0000000000000000 R09: 0000000000000000
[   46.247535][ T1111] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0a7
[   46.247796][ T1111] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdf6b58730
| [   46.255801][  T104] ------------[ cut here ]------------
| [   46.255947][  T104] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/104
| [   46.256190][  T104] Modules linked in: vxlan
| [   46.256736][  T104] Tainted: [W]=WARN
[   46.256829][  T104] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.256982][  T104] Workqueue: events_unbound linkwatch_event
[   46.257148][  T104] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.257343][  T104] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.257798][  T104] RSP: 0018:ffa00000006779e0 EFLAGS: 00010286
[   46.257952][  T104] RAX: 00000000ffffffa6 RBX: ff11000013759c40 RCX: 1ff40000000cef02
[   46.258134][  T104] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013759cfc
[   46.258328][  T104] RBP: ff11000019681000 R08: 1fe22000026eb3a1 R09: ff11000016de0ba8
[   46.258512][  T104] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   46.258694][  T104] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   46.258887][  T104] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   46.259099][  T104] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.259254][  T104] CR2: 00007faaf87ee808 CR3: 0000000016510001 CR4: 0000000000771ef0
[   46.259447][  T104] PKRU: 55555554
[   46.259542][  T104] Call Trace:
[   46.259632][  T104]  <TASK>
[   46.259696][  T104]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   46.259826][  T104]  ? notifier_call_chain (kernel/notifier.c:85)
[   46.259966][  T104]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   46.260059][  T104]  netif_state_change (net/core/dev.c:1605)
[   46.260182][  T104]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   46.260346][  T104]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   46.260468][  T104]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   46.260594][  T104]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.260724][  T104]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   46.260845][  T104]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   46.260974][  T104]  process_one_work (kernel/workqueue.c:3314)
[   46.261103][  T104]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   46.261224][  T104]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.261360][  T104]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   46.261486][  T104]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   46.261618][  T104]  kthread (kernel/kthread.c:436)
[   46.261715][  T104]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   46.261877][  T104]  ? kthread_affine_node (kernel/kthread.c:378)
[   46.261998][  T104]  ret_from_fork (arch/x86/kernel/process.c:158)
[   46.262129][  T104]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   46.262311][  T104]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   46.262501][  T104]  ? kthread_affine_node (kernel/kthread.c:378)
[   46.262633][  T104]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   46.264643][  T104] ------------[ cut here ]------------
| [   46.264796][  T104] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/104
| [   46.265186][  T104] Modules linked in: vxlan
| [   46.266301][  T104] Tainted: [W]=WARN
[   46.266563][  T104] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.266721][  T104] Workqueue: events_unbound linkwatch_event
[   46.266879][  T104] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.267037][  T104] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.267545][  T104] RSP: 0018:ffa00000006779e0 EFLAGS: 00010286
[   46.267698][  T104] RAX: 00000000ffffffa6 RBX: ff11000013758ac0 RCX: 1ff40000000cef02
[   46.267883][  T104] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013758b7c
[   46.268067][  T104] RBP: ff11000014f79000 R08: 1fe22000026eb171 R09: ff11000016de0ba8
[   46.268248][  T104] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   46.268505][  T104] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   46.268687][  T104] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   46.268908][  T104] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.269059][  T104] CR2: 00007faaf87ee808 CR3: 0000000016510001 CR4: 0000000000771ef0
[   46.269241][  T104] PKRU: 55555554
[   46.269422][  T104] Call Trace:
[   46.269829][  T104]  <TASK>
[   46.269898][  T104]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   46.270022][  T104]  ? notifier_call_chain (kernel/notifier.c:85)
[   46.270146][  T104]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   46.270239][  T104]  netif_state_change (net/core/dev.c:1605)
[   46.270435][  T104]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   46.270591][  T104]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   46.270717][  T104]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   46.270839][  T104]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.270963][  T104]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   46.271085][  T104]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   46.271209][  T104]  process_one_work (kernel/workqueue.c:3314)
[   46.271408][  T104]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   46.271532][  T104]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.271658][  T104]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   46.271789][  T104]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   46.271910][  T104]  kthread (kernel/kthread.c:436)
[   46.272005][  T104]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   46.272155][  T104]  ? kthread_affine_node (kernel/kthread.c:378)
[   46.272278][  T104]  ret_from_fork (arch/x86/kernel/process.c:158)
[   46.272468][  T104]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   46.272620][  T104]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   46.272745][  T104]  ? kthread_affine_node (kernel/kthread.c:378)
[   46.272868][  T104]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   46.301575][ T1114] ------------[ cut here ]------------
| [   46.301718][ T1114] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1114
| [   46.301986][ T1114] Modules linked in: vxlan
| [   46.302423][ T1114] Tainted: [W]=WARN
[   46.302526][ T1114] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.302696][ T1114] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.302879][ T1114] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.303373][ T1114] RSP: 0018:ffa0000002186ee0 EFLAGS: 00010286
[   46.303543][ T1114] RAX: 00000000ffffffa6 RBX: ff110000137051c0 RCX: 1ff4000000430da2
[   46.303752][ T1114] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001370527c
[   46.303954][ T1114] RBP: ff11000014f79000 R08: 1fe22000026e0a51 R09: ff110000168a8b58
[   46.304158][ T1114] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   46.304376][ T1114] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   46.304582][ T1114] FS:  00007f3239096840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   46.304824][ T1114] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.304996][ T1114] CR2: 0000000010089988 CR3: 0000000016f85006 CR4: 0000000000771ef0
[   46.305202][ T1114] PKRU: 55555554
[   46.305310][ T1114] Call Trace:
[   46.305720][ T1114]  <TASK>
[   46.305794][ T1114]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.305931][ T1114]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   46.306067][ T1114]  notifier_call_chain (kernel/notifier.c:85)
[   46.306206][ T1114]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   46.306353][ T1114]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.306491][ T1114]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   46.306629][ T1114]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.306776][ T1114]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[   46.306913][ T1114]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[   46.307047][ T1114]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   46.307185][ T1114]  ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:45)
[   46.307335][ T1114]  ? netdev_rx_handler_register (net/core/dev.c:5900)
[   46.307475][ T1114]  br_add_if (net/bridge/br_if.c:619)
[   46.307584][ T1114]  do_set_master (net/core/rtnetlink.c:3011)
[   46.307726][ T1114]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   46.307863][ T1114]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   46.308001][ T1114]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   46.308140][ T1114]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   46.308320][ T1114]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   46.308458][ T1114]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.308593][ T1114]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   46.308734][ T1114]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.308871][ T1114]  ? __kernel_text_address (kernel/extable.c:79)
[   46.309007][ T1114]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.309148][ T1114]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.309286][ T1114]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   46.309438][ T1114]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.309574][ T1114]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   46.309715][ T1114]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.309859][ T1114]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.309994][ T1114]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   46.310132][ T1114]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   46.310270][ T1114]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   46.310412][ T1114]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   46.310555][ T1114]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   46.310689][ T1114]  ? nla_get_range_signed (lib/nlattr.c:270)
[   46.310832][ T1114]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   46.310970][ T1114]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   46.311108][ T1114]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.311246][ T1114]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.311388][ T1114]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.311525][ T1114]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.311659][ T1114]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.311805][ T1114]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.311941][ T1114]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.312076][ T1114]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.312226][ T1114]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.312378][ T1114]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.312517][ T1114]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.312653][ T1114]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.312795][ T1114]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.312934][ T1114]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.313073][ T1114]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.313210][ T1114]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.313357][ T1114]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.313494][ T1114]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.313631][ T1114]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.313777][ T1114]  ? 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))
[   46.313913][ T1114]  ? 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))
[   46.314051][ T1114]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.314188][ T1114]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.314333][ T1114]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.314476][ T1114]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.314613][ T1114]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.314754][ T1114]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.314892][ T1114]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.315028][ T1114]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.315165][ T1114]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.315346][ T1114]  ? move_addr_to_kernel (net/socket.c:258)
[   46.315486][ T1114]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.315622][ T1114]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.315766][ T1114]  ___sys_sendmsg (net/socket.c:2752)
[   46.315902][ T1114]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.316075][ T1114]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.316226][ T1114]  __sys_sendmsg (net/socket.c:2784)
[   46.316377][ T1114]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.316519][ T1114]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.316691][ T1114]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   46.316835][ T1114]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.316972][ T1114]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.317109][ T1114]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.317253][ T1114]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.317399][ T1114]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.317571][ T1114] RIP: 0033:0x7f32392d008e
[   46.317719][ T1114] 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
[   46.318203][ T1114] RSP: 002b:00007ffde7256b30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.318420][ T1114] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f32392d008e
[   46.318622][ T1114] RDX: 0000000000000000 RSI: 00007ffde7256be0 RDI: 0000000000000005
[   46.318831][ T1114] RBP: 00007ffde7256b40 R08: 0000000000000000 R09: 0000000000000000
[   46.319032][ T1114] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0a7
[   46.319242][ T1114] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffde72572b0
| [   46.321596][ T1114] ------------[ cut here ]------------
| [   46.321742][ T1114] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1114
| [   46.322112][ T1114] Modules linked in: vxlan
| [   46.322582][ T1114] Tainted: [W]=WARN
[   46.322689][ T1114] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.322977][ T1114] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.323159][ T1114] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.323883][ T1114] RSP: 0018:ffa0000002186ea0 EFLAGS: 00010286
[   46.324061][ T1114] RAX: 00000000ffffffa6 RBX: ff11000013705700 RCX: 1ff4000000430d9a
[   46.324274][ T1114] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137057bc
[   46.324487][ T1114] RBP: ff11000014f79000 R08: 1fe22000026e0af9 R09: ff110000168a8b58
[   46.324695][ T1114] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[   46.324912][ T1114] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000128fd808
[   46.325222][ T1114] FS:  00007f3239096840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   46.325474][ T1114] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.325752][ T1114] CR2: 0000000010089988 CR3: 0000000016f85006 CR4: 0000000000771ef0
[   46.325965][ T1114] PKRU: 55555554
[   46.326071][ T1114] Call Trace:
[   46.326178][ T1114]  <TASK>
[   46.326251][ T1114]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   46.326505][ T1114]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   46.326648][ T1114]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   46.326760][ T1114]  __dev_notify_flags (net/core/dev.c:9787)
[   46.326902][ T1114]  ? netdev_notice (net/core/dev.c:13008)
[   46.327141][ T1114]  ? netif_change_name (net/core/dev.c:1495)
[   46.327287][ T1114]  ? dev_get_min_mp_channel_count (./include/net/netdev_lock.h:30 (discriminator 1))
[   46.327469][ T1114]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   46.327612][ T1114]  __dev_set_promiscuity (net/core/dev.c:9630)
[   46.327856][ T1114]  netif_set_promiscuity (net/core/dev.c:9639)
[   46.327999][ T1114]  dev_set_promiscuity (net/core/dev_api.c:288)
[   46.328141][ T1114]  br_port_set_promisc (net/bridge/br_if.c:108)
[   46.328285][ T1114]  br_manage_promisc (net/bridge/br_if.c:174)
[   46.328528][ T1114]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   46.328677][ T1114]  br_add_if (net/bridge/br_if.c:242 net/bridge/br_if.c:627)
[   46.328794][ T1114]  do_set_master (net/core/rtnetlink.c:3011)
[   46.328935][ T1114]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   46.329175][ T1114]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   46.329325][ T1114]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   46.329468][ T1114]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   46.329645][ T1114]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   46.329792][ T1114]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.329932][ T1114]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   46.330470][ T1114]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.331006][ T1114]  ? __kernel_text_address (kernel/extable.c:79)
[   46.331246][ T1114]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.331402][ T1114]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.331557][ T1114]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   46.331710][ T1114]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.331855][ T1114]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   46.331995][ T1114]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.332138][ T1114]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.332283][ T1114]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   46.332433][ T1114]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   46.332577][ T1114]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   46.332729][ T1114]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   46.332874][ T1114]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   46.333016][ T1114]  ? nla_get_range_signed (lib/nlattr.c:270)
[   46.333163][ T1114]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   46.333322][ T1114]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   46.333466][ T1114]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.333606][ T1114]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.333794][ T1114]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.333935][ T1114]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.334075][ T1114]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.334219][ T1114]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.334371][ T1114]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.334513][ T1114]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.334653][ T1114]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.334803][ T1114]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.334949][ T1114]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.335091][ T1114]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.335232][ T1114]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.335383][ T1114]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.335527][ T1114]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.335667][ T1114]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.335889][ T1114]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.336029][ T1114]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.336170][ T1114]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.336324][ T1114]  ? 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))
[   46.336467][ T1114]  ? 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))
[   46.336611][ T1114]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.336760][ T1114]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.336901][ T1114]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.337044][ T1114]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.337186][ T1114]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.337630][ T1114]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.337875][ T1114]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.338111][ T1114]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.338251][ T1114]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.338439][ T1114]  ? move_addr_to_kernel (net/socket.c:258)
[   46.338583][ T1114]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.338732][ T1114]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.339067][ T1114]  ___sys_sendmsg (net/socket.c:2752)
[   46.339208][ T1114]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.339679][ T1114]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.339840][ T1114]  __sys_sendmsg (net/socket.c:2784)
[   46.339983][ T1114]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.340125][ T1114]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.340311][ T1114]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   46.340462][ T1114]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.340717][ T1114]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.340858][ T1114]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.340999][ T1114]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.341140][ T1114]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.341326][ T1114] RIP: 0033:0x7f32392d008e
[   46.341475][ T1114] 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
[   46.342121][ T1114] RSP: 002b:00007ffde7256b30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.342346][ T1114] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f32392d008e
[   46.342559][ T1114] RDX: 0000000000000000 RSI: 00007ffde7256be0 RDI: 0000000000000005
[   46.342777][ T1114] RBP: 00007ffde7256b40 R08: 0000000000000000 R09: 0000000000000000
[   46.342987][ T1114] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0a7
[   46.343197][ T1114] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffde72572b0
| [   46.350031][ T1114] ------------[ cut here ]------------
| [   46.350164][ T1114] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1114
| [   46.350665][ T1114] Modules linked in: vxlan
| [   46.351078][ T1114] Tainted: [W]=WARN
[   46.351182][ T1114] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.351358][ T1114] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.351536][ T1114] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.352017][ T1114] RSP: 0018:ffa0000002187000 EFLAGS: 00010286
[   46.352186][ T1114] RAX: 00000000ffffffa6 RBX: ff1100001671be00 RCX: 1ff4000000430dc6
[   46.352398][ T1114] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001671bebc
[   46.352601][ T1114] RBP: ff1100001640a000 R08: 1fe2200002ce37d9 R09: ff110000168a8b58
[   46.352817][ T1114] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   46.353020][ T1114] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   46.353224][ T1114] FS:  00007f3239096840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   46.353558][ T1114] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.353733][ T1114] CR2: 0000000010089988 CR3: 0000000016f85006 CR4: 0000000000771ef0
[   46.353934][ T1114] PKRU: 55555554
[   46.354034][ T1114] Call Trace:
[   46.354222][ T1114]  <TASK>
[   46.354402][ T1114]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.354539][ T1114]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   46.354676][ T1114]  notifier_call_chain (kernel/notifier.c:85)
[   46.354821][ T1114]  call_netdevice_notifiers (net/core/dev.c:2287 net/core/dev.c:2301)
[   46.354955][ T1114]  ? __dev_open (./include/net/netdev_lock.h:33)
[   46.355090][ T1114]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[   46.355224][ T1114]  br_add_if (net/bridge/br_if.c:679)
[   46.355339][ T1114]  do_set_master (net/core/rtnetlink.c:3011)
[   46.355473][ T1114]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   46.355609][ T1114]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   46.355753][ T1114]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   46.355888][ T1114]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   46.356055][ T1114]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   46.356195][ T1114]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.356433][ T1114]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   46.356568][ T1114]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.356799][ T1114]  ? __kernel_text_address (kernel/extable.c:79)
[   46.356934][ T1114]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.357070][ T1114]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.357204][ T1114]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   46.357349][ T1114]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.357483][ T1114]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   46.357616][ T1114]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.357757][ T1114]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.357891][ T1114]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   46.358025][ T1114]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   46.358158][ T1114]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   46.358388][ T1114]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   46.358527][ T1114]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   46.358659][ T1114]  ? nla_get_range_signed (lib/nlattr.c:270)
[   46.358800][ T1114]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   46.358940][ T1114]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   46.359182][ T1114]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.359322][ T1114]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.359455][ T1114]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.359588][ T1114]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.359728][ T1114]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.359864][ T1114]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.359998][ T1114]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.360130][ T1114]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.360263][ T1114]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.360430][ T1114]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.360563][ T1114]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.360696][ T1114]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.360834][ T1114]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.360966][ T1114]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.361113][ T1114]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.361246][ T1114]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.361385][ T1114]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.361518][ T1114]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.361651][ T1114]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.361793][ T1114]  ? 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))
[   46.361925][ T1114]  ? 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))
[   46.362061][ T1114]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.362196][ T1114]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.362338][ T1114]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.362474][ T1114]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.362608][ T1114]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.362748][ T1114]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.362882][ T1114]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.363014][ T1114]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.363150][ T1114]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.363323][ T1114]  ? move_addr_to_kernel (net/socket.c:258)
[   46.363457][ T1114]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.363590][ T1114]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.363727][ T1114]  ___sys_sendmsg (net/socket.c:2752)
[   46.363859][ T1114]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.364024][ T1114]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.364175][ T1114]  __sys_sendmsg (net/socket.c:2784)
[   46.364311][ T1114]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.364448][ T1114]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.364616][ T1114]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   46.364753][ T1114]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.364888][ T1114]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.365022][ T1114]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.365156][ T1114]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.365657][ T1114]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.366546][ T1114] RIP: 0033:0x7f32392d008e
[   46.366688][ T1114] 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
[   46.367280][ T1114] RSP: 002b:00007ffde7256b30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.367491][ T1114] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f32392d008e
[   46.367689][ T1114] RDX: 0000000000000000 RSI: 00007ffde7256be0 RDI: 0000000000000005
[   46.367896][ T1114] RBP: 00007ffde7256b40 R08: 0000000000000000 R09: 0000000000000000
[   46.368096][ T1114] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0a7
[   46.368303][ T1114] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffde72572b0
| [   46.370115][ T1114] ------------[ cut here ]------------
| [   46.370248][ T1114] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1114
| [   46.370519][ T1114] Modules linked in: vxlan
| [   46.371218][ T1114] Tainted: [W]=WARN
[   46.371329][ T1114] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.371498][ T1114] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.371774][ T1114] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.372358][ T1114] RSP: 0018:ffa0000002186f78 EFLAGS: 00010286
[   46.372617][ T1114] RAX: 00000000ffffffa6 RBX: ff11000013d45700 RCX: 1ff4000000430db5
[   46.372822][ T1114] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013d457bc
[   46.373108][ T1114] RBP: ff1100001640a000 R08: 1fe22000027a8af9 R09: ff110000168a8b58
[   46.373407][ T1114] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   46.373606][ T1114] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[   46.373813][ T1114] FS:  00007f3239096840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   46.374042][ T1114] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.374211][ T1114] CR2: 0000000010089988 CR3: 0000000016f85006 CR4: 0000000000771ef0
[   46.374509][ T1114] PKRU: 55555554
[   46.374609][ T1114] Call Trace:
[   46.374713][ T1114]  <TASK>
[   46.374782][ T1114]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.375001][ T1114]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   46.375135][ T1114]  notifier_call_chain (kernel/notifier.c:85)
[   46.375274][ T1114]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[   46.375449][ T1114]  ? netdev_change_features (net/core/dev.c:11117)
[   46.375674][ T1114]  ? br_opt_toggle (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:767 net/bridge/br.c:391)
[   46.375815][ T1114]  br_add_if (net/bridge/br_if.c:683)
[   46.375921][ T1114]  do_set_master (net/core/rtnetlink.c:3011)
[   46.376053][ T1114]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   46.376277][ T1114]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   46.376418][ T1114]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   46.376552][ T1114]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   46.376722][ T1114]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   46.376942][ T1114]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.377075][ T1114]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   46.377208][ T1114]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.377348][ T1114]  ? __kernel_text_address (kernel/extable.c:79)
[   46.377571][ T1114]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.377710][ T1114]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.377843][ T1114]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   46.377976][ T1114]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.378197][ T1114]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   46.378338][ T1114]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.378475][ T1114]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.378608][ T1114]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   46.378836][ T1114]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   46.378969][ T1114]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   46.379101][ T1114]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   46.379237][ T1114]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   46.379381][ T1114]  ? nla_get_range_signed (lib/nlattr.c:270)
[   46.379516][ T1114]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   46.379653][ T1114]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   46.379793][ T1114]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.380010][ T1114]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.380142][ T1114]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.380277][ T1114]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.380413][ T1114]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.380639][ T1114]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.380778][ T1114]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.380909][ T1114]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.381042][ T1114]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.381263][ T1114]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.381404][ T1114]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.381537][ T1114]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.381672][ T1114]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.381896][ T1114]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.382029][ T1114]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.382161][ T1114]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.382298][ T1114]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.382720][ T1114]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.382853][ T1114]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.382989][ T1114]  ? 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))
[   46.383122][ T1114]  ? 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))
[   46.383352][ T1114]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.383486][ T1114]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.383651][ T1114]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.383793][ T1114]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.384016][ T1114]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.384149][ T1114]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.384284][ T1114]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.384422][ T1114]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.384640][ T1114]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.384808][ T1114]  ? move_addr_to_kernel (net/socket.c:258)
[   46.384949][ T1114]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.385080][ T1114]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.385305][ T1114]  ___sys_sendmsg (net/socket.c:2752)
[   46.385442][ T1114]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.385605][ T1114]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.385757][ T1114]  __sys_sendmsg (net/socket.c:2784)
[   46.385976][ T1114]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.386108][ T1114]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.386280][ T1114]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   46.386507][ T1114]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.386643][ T1114]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.386781][ T1114]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.386913][ T1114]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.387133][ T1114]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.387302][ T1114] RIP: 0033:0x7f32392d008e
[   46.387446][ T1114] 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
[   46.388022][ T1114] RSP: 002b:00007ffde7256b30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.388222][ T1114] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f32392d008e
[   46.388516][ T1114] RDX: 0000000000000000 RSI: 00007ffde7256be0 RDI: 0000000000000005
[   46.388716][ T1114] RBP: 00007ffde7256b40 R08: 0000000000000000 R09: 0000000000000000
[   46.388913][ T1114] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0a7
[   46.389202][ T1114] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffde72572b0
| [   46.626050][ T1137] ------------[ cut here ]------------
| [   46.626277][ T1137] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1137
| [   46.626620][ T1137] Modules linked in: vxlan
| [   46.627153][ T1137] Tainted: [W]=WARN
[   46.627317][ T1137] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.627552][ T1137] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.627789][ T1137] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.628944][ T1137] RSP: 0018:ffa0000002227090 EFLAGS: 00010286
[   46.629170][ T1137] RAX: 00000000ffffffa6 RBX: ff1100001311de00 RCX: 1ff4000000444dd8
[   46.629449][ T1137] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001311debc
[   46.629713][ T1137] RBP: ff11000019681000 R08: 1fe2200002623bd9 R09: ff1100001360ae80
[   46.629967][ T1137] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   46.630225][ T1137] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   46.630503][ T1137] FS:  00007f134671f840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   46.630804][ T1137] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.631029][ T1137] CR2: 00007f1346918460 CR3: 00000000165e7005 CR4: 0000000000771ef0
[   46.631287][ T1137] PKRU: 55555554
[   46.631455][ T1137] Call Trace:
[   46.631609][ T1137]  <TASK>
[   46.631737][ T1137]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.631928][ T1137]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   46.632119][ T1137]  notifier_call_chain (kernel/notifier.c:85)
[   46.632335][ T1137]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   46.632527][ T1137]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   46.632727][ T1137]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   46.632919][ T1137]  netdev_upper_dev_link (net/core/dev.c:8972)
[   46.633108][ T1137]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   46.633297][ T1137]  register_vlan_dev (net/8021q/vlan.c:183)
[   46.633502][ T1137]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   46.633694][ T1137]  vlan_newlink (net/8021q/vlan_netlink.c:194)
[   46.633890][ T1137]  ? nla_strscpy (lib/nlattr.c:795)
[   46.634082][ T1137]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   46.634278][ T1137]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   46.634482][ T1137]  ? __dev_get_by_name (net/core/dev.c:883)
[   46.634672][ T1137]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   46.634876][ T1137]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   46.635070][ T1137]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   46.635262][ T1137]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.635468][ T1137]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.635657][ T1137]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.635855][ T1137]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.636045][ T1137]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.636239][ T1137]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.636445][ T1137]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.636635][ T1137]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.636836][ T1137]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.637024][ T1137]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.637213][ T1137]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.637425][ T1137]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.637613][ T1137]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.637810][ T1137]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.638000][ T1137]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.638190][ T1137]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.638406][ T1137]  ? 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))
[   46.638596][ T1137]  ? 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))
[   46.638794][ T1137]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.638988][ T1137]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.639176][ T1137]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.639388][ T1137]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.639581][ T1137]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.639779][ T1137]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.639974][ T1137]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.640165][ T1137]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.640371][ T1137]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.640590][ T1137]  ? move_addr_to_kernel (net/socket.c:258)
[   46.640793][ T1137]  ___sys_sendmsg (net/socket.c:2752)
[   46.640980][ T1137]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.641170][ T1137]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.641389][ T1137]  ? 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))
[   46.641582][ T1137]  __sys_sendmsg (net/socket.c:2784)
[   46.641783][ T1137]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.641979][ T1137]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.642168][ T1137]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.642374][ T1137]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.642565][ T1137]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.642763][ T1137]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.642958][ T1137]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.643178][ T1137] RIP: 0033:0x7f134695908e
[   46.643396][ T1137] 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
[   46.643939][ T1137] RSP: 002b:00007ffd75816190 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.644198][ T1137] RAX: ffffffffffffffda RBX: 00007ffd75816950 RCX: 00007f134695908e
[   46.644472][ T1137] RDX: 0000000000000000 RSI: 00007ffd75816240 RDI: 0000000000000005
[   46.644734][ T1137] RBP: 00007ffd758161a0 R08: 0000000000000000 R09: 0000000000000000
[   46.644989][ T1137] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0a7
[   46.645247][ T1137] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd75816910
| [   46.648443][ T1137] ------------[ cut here ]------------
| [   46.648596][ T1137] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1137
| [   46.648867][ T1137] Modules linked in: vxlan
| [   46.649280][ T1137] Tainted: [W]=WARN
[   46.649393][ T1137] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.649562][ T1137] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.649741][ T1137] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.650217][ T1137] RSP: 0018:ffa00000022271b0 EFLAGS: 00010286
[   46.650396][ T1137] RAX: 00000000ffffffa6 RBX: ff1100001311d1c0 RCX: 1ff4000000444dfc
[   46.650596][ T1137] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001311d27c
[   46.650801][ T1137] RBP: ff1100001a84c000 R08: 1fe2200002623a51 R09: ff1100001360ae80
[   46.651000][ T1137] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   46.651200][ T1137] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab76b3a0
[   46.651423][ T1137] FS:  00007f134671f840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   46.651662][ T1137] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.651837][ T1137] CR2: 000055669eb10d5c CR3: 00000000165e7004 CR4: 0000000000771ef0
[   46.652036][ T1137] PKRU: 55555554
[   46.652136][ T1137] Call Trace:
[   46.652236][ T1137]  <TASK>
[   46.652308][ T1137]  ? register_vlan_dev (net/8021q/vlan.c:188)
[   46.652451][ T1137]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   46.652586][ T1137]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.652726][ T1137]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   46.652828][ T1137]  __dev_notify_flags (net/core/dev.c:9787)
[   46.652963][ T1137]  ? netdev_update_features (net/core/dev.c:11098)
[   46.653097][ T1137]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[   46.653263][ T1137]  ? netif_change_name (net/core/dev.c:1495)
[   46.653404][ T1137]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   46.653539][ T1137]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   46.653674][ T1137]  ? register_vlan_dev (net/8021q/vlan.c:196)
[   46.653816][ T1137]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   46.653953][ T1137]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   46.654089][ T1137]  ? nla_strscpy (lib/nlattr.c:795)
[   46.654225][ T1137]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   46.654372][ T1137]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   46.654507][ T1137]  ? __dev_get_by_name (net/core/dev.c:883)
[   46.654641][ T1137]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   46.654789][ T1137]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   46.654926][ T1137]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   46.655061][ T1137]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.655194][ T1137]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.655334][ T1137]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.655469][ T1137]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.655601][ T1137]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.655744][ T1137]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.655882][ T1137]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.656015][ T1137]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.656149][ T1137]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.656282][ T1137]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.656421][ T1137]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.656555][ T1137]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.656686][ T1137]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.656827][ T1137]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.656960][ T1137]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.657093][ T1137]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.657231][ T1137]  ? 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))
[   46.657373][ T1137]  ? 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))
[   46.657509][ T1137]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.657648][ T1137]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.657791][ T1137]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.657928][ T1137]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.658062][ T1137]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.658199][ T1137]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.658344][ T1137]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.658478][ T1137]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.658612][ T1137]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.658780][ T1137]  ? move_addr_to_kernel (net/socket.c:258)
[   46.658918][ T1137]  ___sys_sendmsg (net/socket.c:2752)
[   46.659050][ T1137]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.659185][ T1137]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.659345][ T1137]  ? 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))
[   46.659480][ T1137]  __sys_sendmsg (net/socket.c:2784)
[   46.659612][ T1137]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.659756][ T1137]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.659892][ T1137]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.660026][ T1137]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.660158][ T1137]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.660295][ T1137]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.660441][ T1137]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.660607][ T1137] RIP: 0033:0x7f134695908e
[   46.660749][ T1137] 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
[   46.661224][ T1137] RSP: 002b:00007ffd75816190 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.661434][ T1137] RAX: ffffffffffffffda RBX: 00007ffd75816950 RCX: 00007f134695908e
[   46.661633][ T1137] RDX: 0000000000000000 RSI: 00007ffd75816240 RDI: 0000000000000005
[   46.661838][ T1137] RBP: 00007ffd758161a0 R08: 0000000000000000 R09: 0000000000000000
[   46.662037][ T1137] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0a7
[   46.662235][ T1137] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd75816910
| [   46.724417][ T1139] ------------[ cut here ]------------
| [   46.724570][ T1139] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1139
| [   46.724835][ T1139] Modules linked in: vxlan
| [   46.725242][ T1139] Tainted: [W]=WARN
[   46.725903][ T1139] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.726075][ T1139] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.726249][ T1139] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.726801][ T1139] RSP: 0018:ffa0000002197020 EFLAGS: 00010286
[   46.726970][ T1139] RAX: 00000000ffffffa6 RBX: ff11000013597700 RCX: 1ff4000000432dca
[   46.727173][ T1139] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000135977bc
[   46.727438][ T1139] RBP: ff1100001a84c000 R08: 1fe22000026b2ef9 R09: ff1100001677ae58
[   46.727652][ T1139] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   46.727873][ T1139] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   46.728073][ T1139] FS:  00007fb3b10e2840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   46.728310][ T1139] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.728532][ T1139] CR2: 00007fb3b13b21a0 CR3: 000000001745c003 CR4: 0000000000771ef0
[   46.728733][ T1139] PKRU: 55555554
[   46.728835][ T1139] Call Trace:
[   46.728936][ T1139]  <TASK>
[   46.729006][ T1139]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   46.729139][ T1139]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   46.729278][ T1139]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   46.729435][ T1139]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   46.729566][ T1139]  __dev_notify_flags (net/core/dev.c:9787)
[   46.729698][ T1139]  ? netif_change_name (net/core/dev.c:1495)
[   46.729834][ T1139]  ? __dev_change_flags (net/core/dev.c:9752)
[   46.729968][ T1139]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   46.730099][ T1139]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.730231][ T1139]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   46.730427][ T1139]  netif_change_flags (net/core/dev.c:9820)
[   46.730559][ T1139]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   46.730691][ T1139]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   46.730830][ T1139]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   46.730964][ T1139]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   46.731128][ T1139]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   46.731259][ T1139]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.731450][ T1139]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   46.731581][ T1139]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.731716][ T1139]  ? __kernel_text_address (kernel/extable.c:79)
[   46.731859][ T1139]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.731992][ T1139]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.732122][ T1139]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   46.732259][ T1139]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.732449][ T1139]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   46.732579][ T1139]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.732718][ T1139]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.732849][ T1139]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   46.732983][ T1139]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   46.733125][ T1139]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   46.733274][ T1139]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   46.733465][ T1139]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   46.733600][ T1139]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   46.733740][ T1139]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   46.733874][ T1139]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.734004][ T1139]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.734141][ T1139]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.734277][ T1139]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.734486][ T1139]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.734620][ T1139]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.734756][ T1139]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.734892][ T1139]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.735024][ T1139]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.735158][ T1139]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.735294][ T1139]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.735502][ T1139]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.735632][ T1139]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.735769][ T1139]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.735902][ T1139]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.736032][ T1139]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.736164][ T1139]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.736299][ T1139]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.736529][ T1139]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.736665][ T1139]  ? 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))
[   46.736804][ T1139]  ? 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))
[   46.736938][ T1139]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.737077][ T1139]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.737216][ T1139]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.737413][ T1139]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.737546][ T1139]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.737680][ T1139]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.737816][ T1139]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.737947][ T1139]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.738079][ T1139]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.738242][ T1139]  ? move_addr_to_kernel (net/socket.c:258)
[   46.738419][ T1139]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.738552][ T1139]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.738688][ T1139]  ___sys_sendmsg (net/socket.c:2752)
[   46.738835][ T1139]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.738999][ T1139]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.739143][ T1139]  __sys_sendmsg (net/socket.c:2784)
[   46.739279][ T1139]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.739416][ T1139]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.739583][ T1139]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   46.739717][ T1139]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.739850][ T1139]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.739981][ T1139]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.740113][ T1139]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.740245][ T1139]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.740439][ T1139] RIP: 0033:0x7fb3b131c08e
[   46.740577][ T1139] 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
[   46.741053][ T1139] RSP: 002b:00007fffe04f35f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.741252][ T1139] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb3b131c08e
[   46.741460][ T1139] RDX: 0000000000000000 RSI: 00007fffe04f36a0 RDI: 0000000000000005
[   46.741659][ T1139] RBP: 00007fffe04f3600 R08: 0000000000000000 R09: 0000000000000000
[   46.741863][ T1139] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0a7
[   46.742064][ T1139] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffe04f3d70
| [   46.782537][ T1140] ------------[ cut here ]------------
| [   46.782692][ T1140] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1140
| [   46.782977][ T1140] Modules linked in: vxlan
| [   46.783421][ T1140] Tainted: [W]=WARN
[   46.783528][ T1140] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.783709][ T1140] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.783894][ T1140] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.784403][ T1140] RSP: 0018:ffa00000020d6f70 EFLAGS: 00010286
[   46.784583][ T1140] RAX: 00000000ffffffa6 RBX: ff11000002786200 RCX: 1ff400000041adb4
[   46.784801][ T1140] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000027862bc
[   46.785012][ T1140] RBP: ff110000052b4000 R08: 1fe22000004f0c59 R09: ff110000175ad180
[   46.785222][ T1140] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   46.785442][ T1140] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   46.785656][ T1140] FS:  00007fb0f9dcf840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   46.785914][ T1140] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.786092][ T1140] CR2: 0000000025920a28 CR3: 00000000168a6005 CR4: 0000000000771ef0
[   46.786309][ T1140] PKRU: 55555554
[   46.786420][ T1140] Call Trace:
[   46.786526][ T1140]  <TASK>
[   46.786601][ T1140]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.786749][ T1140]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   46.786891][ T1140]  notifier_call_chain (kernel/notifier.c:85)
[   46.787037][ T1140]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   46.787181][ T1140]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   46.787334][ T1140]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   46.787480][ T1140]  netdev_upper_dev_link (net/core/dev.c:8972)
[   46.787622][ T1140]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   46.787771][ T1140] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   46.787919][ T1140]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   46.788065][ T1140] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   46.788208][ T1140]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   46.788361][ T1140]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   46.788503][ T1140]  ? nla_strscpy (lib/nlattr.c:795)
[   46.788648][ T1140]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   46.788795][ T1140]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   46.788936][ T1140]  ? __dev_get_by_name (net/core/dev.c:883)
[   46.789075][ T1140]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   46.789222][ T1140]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   46.789377][ T1140]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   46.789520][ T1140]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.789661][ T1140]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.789809][ T1140]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.789948][ T1140]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.790086][ T1140]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.790230][ T1140]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.790380][ T1140]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.790522][ T1140]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.790664][ T1140]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.790809][ T1140]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.790950][ T1140]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.791093][ T1140]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.791233][ T1140]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.791386][ T1140]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.791527][ T1140]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.791668][ T1140]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.791818][ T1140]  ? 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))
[   46.791960][ T1140]  ? 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))
[   46.792104][ T1140]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.792250][ T1140]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.792399][ T1140]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.792543][ T1140]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.792686][ T1140]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.792836][ T1140]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.792979][ T1140]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.793120][ T1140]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.793260][ T1140]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.793444][ T1140]  ? move_addr_to_kernel (net/socket.c:258)
[   46.793585][ T1140]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.793733][ T1140]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.793876][ T1140]  ___sys_sendmsg (net/socket.c:2752)
[   46.794018][ T1140]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.794192][ T1140]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.794354][ T1140]  __sys_sendmsg (net/socket.c:2784)
[   46.794494][ T1140]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.794634][ T1140]  ? vfs_write (./include/linux/fsnotify.h:96 ./include/linux/fsnotify.h:113 ./include/linux/fsnotify.h:127 ./include/linux/fsnotify.h:116 ./include/linux/fsnotify.h:433 fs/read_write.c:692)
[   46.794784][ T1140]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   46.794925][ T1140]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.795068][ T1140]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.795212][ T1140]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.795362][ T1140]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.795506][ T1140]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.795680][ T1140] RIP: 0033:0x7fb0fa00908e
[   46.795832][ T1140] 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
[   46.796340][ T1140] RSP: 002b:00007ffc859000e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.796552][ T1140] RAX: ffffffffffffffda RBX: 00007ffc85900888 RCX: 00007fb0fa00908e
[   46.796767][ T1140] RDX: 0000000000000000 RSI: 00007ffc85900190 RDI: 0000000000000005
[   46.796975][ T1140] RBP: 00007ffc859000f0 R08: 0000000000000000 R09: 0000000000000000
[   46.797185][ T1140] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0a7
[   46.797403][ T1140] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc85900860
| [   46.799046][ T1140] ------------[ cut here ]------------
| [   46.799183][ T1140] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1140
| [   46.799465][ T1140] Modules linked in: vxlan
| [   46.799900][ T1140] Tainted: [W]=WARN
[   46.800009][ T1140] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.800186][ T1140] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.800378][ T1140] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.800883][ T1140] RSP: 0018:ffa00000020d6fd0 EFLAGS: 00010286
[   46.801062][ T1140] RAX: 00000000ffffffa6 RBX: ff11000002787e00 RCX: 1ff400000041adc0
[   46.801275][ T1140] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000002787ebc
[   46.801496][ T1140] RBP: ff11000012d32000 R08: 1fe22000004f0fd9 R09: ff110000175ad180
[   46.801711][ T1140] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   46.801922][ T1140] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012d32e44
[   46.802135][ T1140] FS:  00007fb0f9dcf840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   46.802390][ T1140] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.802567][ T1140] CR2: 0000000025920a28 CR3: 00000000168a6005 CR4: 0000000000771ef0
[   46.802787][ T1140] PKRU: 55555554
[   46.802895][ T1140] Call Trace:
[   46.803002][ T1140]  <TASK>
[   46.803074][ T1140]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   46.803219][ T1140]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   46.803334][ T1140]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   46.803476][ T1140]  __dev_notify_flags (net/core/dev.c:9787)
[   46.803620][ T1140]  ? netif_change_name (net/core/dev.c:1495)
[   46.803771][ T1140]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   46.803917][ T1140]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   46.804059][ T1140]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   46.804202][ T1140] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   46.804356][ T1140]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   46.804504][ T1140] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   46.804650][ T1140]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   46.804805][ T1140]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   46.804949][ T1140]  ? nla_strscpy (lib/nlattr.c:795)
[   46.805092][ T1140]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   46.805236][ T1140]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   46.805386][ T1140]  ? __dev_get_by_name (net/core/dev.c:883)
[   46.805527][ T1140]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   46.805675][ T1140]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   46.805827][ T1140]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   46.805972][ T1140]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.806114][ T1140]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.806256][ T1140]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.806407][ T1140]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.806549][ T1140]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.806694][ T1140]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.806845][ T1140]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.806991][ T1140]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.807135][ T1140]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.807281][ T1140]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.807427][ T1140]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.807574][ T1140]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.807719][ T1140]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.807863][ T1140]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.808005][ T1140]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.808149][ T1140]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.808299][ T1140]  ? 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))
[   46.808446][ T1140]  ? 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))
[   46.808589][ T1140]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.808738][ T1140]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.808881][ T1140]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.809024][ T1140]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.809166][ T1140]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.809314][ T1140]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.809462][ T1140]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.809605][ T1140]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.809753][ T1140]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.809931][ T1140]  ? move_addr_to_kernel (net/socket.c:258)
[   46.810074][ T1140]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.810239][ T1140]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.810394][ T1140]  ___sys_sendmsg (net/socket.c:2752)
[   46.810536][ T1140]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.810717][ T1140]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.810873][ T1140]  __sys_sendmsg (net/socket.c:2784)
[   46.811018][ T1140]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.811162][ T1140]  ? vfs_write (./include/linux/fsnotify.h:96 ./include/linux/fsnotify.h:113 ./include/linux/fsnotify.h:127 ./include/linux/fsnotify.h:116 ./include/linux/fsnotify.h:433 fs/read_write.c:692)
[   46.811313][ T1140]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   46.811461][ T1140]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.811606][ T1140]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.811754][ T1140]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.811897][ T1140]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.812039][ T1140]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.812215][ T1140] RIP: 0033:0x7fb0fa00908e
[   46.812370][ T1140] 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
[   46.812883][ T1140] RSP: 002b:00007ffc859000e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.813097][ T1140] RAX: ffffffffffffffda RBX: 00007ffc85900888 RCX: 00007fb0fa00908e
[   46.813332][ T1140] RDX: 0000000000000000 RSI: 00007ffc85900190 RDI: 0000000000000005
[   46.813551][ T1140] RBP: 00007ffc859000f0 R08: 0000000000000000 R09: 0000000000000000
[   46.813767][ T1140] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0a7
[   46.813981][ T1140] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc85900860
| [   46.840520][ T1141] ------------[ cut here ]------------
| [   46.840715][ T1141] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1141
| [   46.841022][ T1141] Modules linked in: vxlan
| [   46.842189][ T1141] Tainted: [W]=WARN
[   46.842374][ T1141] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.842591][ T1141] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.842819][ T1141] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.843348][ T1141] RSP: 0018:ffa0000002237150 EFLAGS: 00010286
[   46.843568][ T1141] RAX: 00000000ffffffa6 RBX: ff110000168f5380 RCX: 1ff4000000446df0
[   46.843816][ T1141] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000168f543c
[   46.844060][ T1141] RBP: ff1100001640a000 R08: 1fe2200002d1ea89 R09: ff11000016b85158
[   46.844311][ T1141] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   46.844576][ T1141] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000134374c0
[   46.844836][ T1141] FS:  00007f7e3d96f840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   46.845114][ T1141] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.845350][ T1141] CR2: 00000000004ec910 CR3: 00000000167ba001 CR4: 0000000000771ef0
[   46.845597][ T1141] PKRU: 55555554
[   46.845751][ T1141] Call Trace:
[   46.845903][ T1141]  <TASK>
[   46.846021][ T1141]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   46.846203][ T1141]  ? notifier_call_chain (kernel/notifier.c:85)
[   46.846402][ T1141]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   46.846554][ T1141]  netif_state_change (net/core/dev.c:1605)
[   46.846743][ T1141]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   46.846958][ T1141]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6))
[   46.847178][ T1141]  linkwatch_sync_dev (net/core/link_watch.c:295)
[   46.847377][ T1141]  rtnl_getlink (net/core/rtnetlink.c:4273)
[   46.847559][ T1141]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.847747][ T1141]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.847929][ T1141]  ? rtnl_dump_ifinfo (./include/net/netlink.h:1236)
[   46.848110][ T1141]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.848290][ T1141]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.848486][ T1141]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.848687][ T1141]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.848873][ T1141]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.849054][ T1141]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.849234][ T1141]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.849430][ T1141]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.849616][ T1141]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.849805][ T1141]  ? rtnl_dump_ifinfo (./include/net/netlink.h:1236)
[   46.849989][ T1141]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.850171][ T1141]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.850369][ T1141]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.850550][ T1141]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.850740][ T1141]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.850920][ T1141]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.851103][ T1141]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.851284][ T1141]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.851484][ T1141]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.851669][ T1141]  ? 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))
[   46.851856][ T1141]  ? 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))
[   46.852038][ T1141]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.852221][ T1141]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.852423][ T1141]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.852608][ T1141]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.852802][ T1141]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.852983][ T1141]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.853166][ T1141]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.853368][ T1141]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.853549][ T1141]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.853769][ T1141]  ? move_addr_to_kernel (net/socket.c:258)
[   46.853949][ T1141]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   46.854134][ T1141]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   46.854365][ T1141]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   46.854547][ T1141]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   46.854768][ T1141]  ___sys_sendmsg (net/socket.c:2752)
[   46.854950][ T1141]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.855130][ T1141]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.855340][ T1141]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   46.855523][ T1141]  ? do_getsockname (net/socket.c:2192)
[   46.855713][ T1141]  __sys_sendmsg (net/socket.c:2784)
[   46.855894][ T1141]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.856079][ T1141]  ? __sys_getsockname (net/socket.c:2210)
[   46.856259][ T1141]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.856461][ T1141]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.856642][ T1141]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.856830][ T1141]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.857015][ T1141]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.857225][ T1141] RIP: 0033:0x7f7e3dba908e
[   46.857432][ T1141] 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
[   46.857946][ T1141] RSP: 002b:00007ffd1508dce0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.858194][ T1141] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7e3dba908e
[   46.858455][ T1141] RDX: 0000000000000000 RSI: 00007ffd1508dd90 RDI: 0000000000000006
[   46.858698][ T1141] RBP: 00007ffd1508dcf0 R08: 0000000000000000 R09: 0000000000000000
[   46.858948][ T1141] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0a8
[   46.859194][ T1141] R13: 00007ffd1508de40 R14: 00007ffd1508fa88 R15: 00000000fffffff5
| [   46.865254][ T1141] ------------[ cut here ]------------
| [   46.865407][ T1141] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1141
| [   46.865674][ T1141] Modules linked in: vxlan
| [   46.866089][ T1141] Tainted: [W]=WARN
[   46.866189][ T1141] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.866365][ T1141] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.866540][ T1141] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.867030][ T1141] RSP: 0018:ffa0000002236ee0 EFLAGS: 00010286
[   46.867199][ T1141] RAX: 00000000ffffffa6 RBX: ff110000168f4040 RCX: 1ff4000000446da2
[   46.867408][ T1141] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000168f40fc
[   46.867606][ T1141] RBP: ff11000012d32000 R08: 1fe2200002d1e821 R09: ff11000016b85158
[   46.867810][ T1141] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   46.868017][ T1141] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   46.868217][ T1141] FS:  00007f7e3d96f840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   46.868459][ T1141] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.868629][ T1141] CR2: 00000000161b7988 CR3: 00000000167ba001 CR4: 0000000000771ef0
[   46.868838][ T1141] PKRU: 55555554
[   46.868940][ T1141] Call Trace:
[   46.869040][ T1141]  <TASK>
[   46.869109][ T1141]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.869244][ T1141]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   46.869386][ T1141]  notifier_call_chain (kernel/notifier.c:85)
[   46.869524][ T1141]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   46.869659][ T1141]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.869799][ T1141]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   46.869935][ T1141]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.870073][ T1141]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[   46.870208][ T1141]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[   46.870351][ T1141]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   46.870486][ T1141]  ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:45)
[   46.870623][ T1141]  ? netdev_rx_handler_register (net/core/dev.c:5900)
[   46.870763][ T1141]  br_add_if (net/bridge/br_if.c:619)
[   46.870870][ T1141]  do_set_master (net/core/rtnetlink.c:3011)
[   46.871005][ T1141]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   46.871141][ T1141]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   46.871282][ T1141]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   46.871426][ T1141]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   46.871598][ T1141]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   46.871737][ T1141]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.871871][ T1141]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   46.872004][ T1141]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.872140][ T1141]  ? __kernel_text_address (kernel/extable.c:79)
[   46.872278][ T1141]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.872423][ T1141]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.872557][ T1141]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   46.872692][ T1141]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.872832][ T1141]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   46.872965][ T1141]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.873098][ T1141]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.873232][ T1141]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   46.873378][ T1141]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   46.873513][ T1141]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   46.873647][ T1141]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   46.873787][ T1141]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   46.873920][ T1141]  ? nla_get_range_signed (lib/nlattr.c:270)
[   46.874057][ T1141]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   46.874194][ T1141]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   46.874338][ T1141]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.874473][ T1141]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.874609][ T1141]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.874747][ T1141]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.874880][ T1141]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.875017][ T1141]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.875150][ T1141]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.875289][ T1141]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.875429][ T1141]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.875566][ T1141]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.875707][ T1141]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.875841][ T1141]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.875977][ T1141]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.876112][ T1141]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.876250][ T1141]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.876394][ T1141]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.876530][ T1141]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.876665][ T1141]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.876804][ T1141]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.876944][ T1141]  ? 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))
[   46.877080][ T1141]  ? 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))
[   46.877217][ T1141]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.877363][ T1141]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.877498][ T1141]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.877637][ T1141]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.877779][ T1141]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.877915][ T1141]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.878051][ T1141]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.878185][ T1141]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.878329][ T1141]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.878497][ T1141]  ? move_addr_to_kernel (net/socket.c:258)
[   46.878633][ T1141]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.878775][ T1141]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.878912][ T1141]  ___sys_sendmsg (net/socket.c:2752)
[   46.879047][ T1141]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.879216][ T1141]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.879372][ T1141]  __sys_sendmsg (net/socket.c:2784)
[   46.879509][ T1141]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.879642][ T1141]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.879818][ T1141]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   46.879953][ T1141]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.880088][ T1141]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.880223][ T1141]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.880366][ T1141]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.880503][ T1141]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.880671][ T1141] RIP: 0033:0x7f7e3dba908e
[   46.880818][ T1141] 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
[   46.881297][ T1141] RSP: 002b:00007ffd1508f2f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.881507][ T1141] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7e3dba908e
[   46.881714][ T1141] RDX: 0000000000000000 RSI: 00007ffd1508f3a0 RDI: 0000000000000005
[   46.881916][ T1141] RBP: 00007ffd1508f300 R08: 0000000000000000 R09: 0000000000000000
[   46.882117][ T1141] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0a8
[   46.882327][ T1141] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1508fa70
| [   46.884041][ T1141] ------------[ cut here ]------------
| [   46.884179][ T1141] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1141
| [   46.884462][ T1141] Modules linked in: vxlan
| [   46.884892][ T1141] Tainted: [W]=WARN
[   46.884997][ T1141] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.885174][ T1141] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.885364][ T1141] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.885873][ T1141] RSP: 0018:ffa0000002236ea0 EFLAGS: 00010286
[   46.886050][ T1141] RAX: 00000000ffffffa6 RBX: ff110000168f4200 RCX: 1ff4000000446d9a
[   46.886260][ T1141] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000168f42bc
[   46.886482][ T1141] RBP: ff11000012d32000 R08: 1fe2200002d1e859 R09: ff11000016b85158
[   46.886694][ T1141] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[   46.886911][ T1141] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015cba808
[   46.887123][ T1141] FS:  00007f7e3d96f840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   46.887382][ T1141] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.887559][ T1141] CR2: 00000000161b7988 CR3: 00000000167ba001 CR4: 0000000000771ef0
[   46.887776][ T1141] PKRU: 55555554
[   46.887881][ T1141] Call Trace:
[   46.887987][ T1141]  <TASK>
[   46.888060][ T1141]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   46.888203][ T1141]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   46.888321][ T1141]  __dev_notify_flags (net/core/dev.c:9787)
[   46.888464][ T1141]  ? netdev_notice (net/core/dev.c:13008)
[   46.888608][ T1141]  ? netif_change_name (net/core/dev.c:1495)
[   46.888753][ T1141]  ? dev_get_min_mp_channel_count (./include/net/netdev_lock.h:30 (discriminator 1))
[   46.888932][ T1141]  ? netif_disable_lro (net/core/dev.c:11098 net/core/dev.c:1830)
[   46.889073][ T1141]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   46.889219][ T1141]  __dev_set_promiscuity (net/core/dev.c:9630)
[   46.889372][ T1141]  netif_set_promiscuity (net/core/dev.c:9639)
[   46.889515][ T1141]  dev_set_promiscuity (net/core/dev_api.c:288)
[   46.889656][ T1141]  br_port_set_promisc (net/bridge/br_if.c:108)
[   46.889804][ T1141]  br_manage_promisc (net/bridge/br_if.c:174)
[   46.889947][ T1141]  br_add_if (net/bridge/br_if.c:242 net/bridge/br_if.c:627)
[   46.890058][ T1141]  do_set_master (net/core/rtnetlink.c:3011)
[   46.890199][ T1141]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   46.890353][ T1141]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   46.890496][ T1141]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   46.890639][ T1141]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   46.890820][ T1141]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   46.890961][ T1141]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.891102][ T1141]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   46.891244][ T1141]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.891393][ T1141]  ? __kernel_text_address (kernel/extable.c:79)
[   46.891536][ T1141]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.891678][ T1141]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.891824][ T1141]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   46.891967][ T1141]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.892110][ T1141]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   46.892251][ T1141]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.892402][ T1141]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.892544][ T1141]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   46.892697][ T1141]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   46.892841][ T1141]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   46.892982][ T1141]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   46.893124][ T1141]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   46.893265][ T1141]  ? nla_get_range_signed (lib/nlattr.c:270)
[   46.893418][ T1141]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   46.893566][ T1141]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   46.893715][ T1141]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.893856][ T1141]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.893997][ T1141]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.894138][ T1141]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.894282][ T1141]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.894432][ T1141]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.894576][ T1141]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.894722][ T1141]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.894864][ T1141]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.895005][ T1141]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.895147][ T1141]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.895292][ T1141]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.895439][ T1141]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.895581][ T1141]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.895732][ T1141]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.895873][ T1141]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.896016][ T1141]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.896159][ T1141]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.896303][ T1141]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.896454][ T1141]  ? 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))
[   46.896595][ T1141]  ? 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))
[   46.896742][ T1141]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.896886][ T1141]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.897029][ T1141]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.897172][ T1141]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.897322][ T1141]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.897465][ T1141]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.897607][ T1141]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.897752][ T1141]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.897896][ T1141]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.898072][ T1141]  ? move_addr_to_kernel (net/socket.c:258)
[   46.898216][ T1141]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.898366][ T1141]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.898511][ T1141]  ___sys_sendmsg (net/socket.c:2752)
[   46.898652][ T1141]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.898834][ T1141]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.898990][ T1141]  __sys_sendmsg (net/socket.c:2784)
[   46.899132][ T1141]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.899276][ T1141]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.899460][ T1141]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   46.899601][ T1141]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.899749][ T1141]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.899890][ T1141]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.900031][ T1141]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.900174][ T1141]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.900355][ T1141] RIP: 0033:0x7f7e3dba908e
[   46.900500][ T1141] 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
[   46.901002][ T1141] RSP: 002b:00007ffd1508f2f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.901217][ T1141] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7e3dba908e
[   46.901434][ T1141] RDX: 0000000000000000 RSI: 00007ffd1508f3a0 RDI: 0000000000000005
[   46.901644][ T1141] RBP: 00007ffd1508f300 R08: 0000000000000000 R09: 0000000000000000
[   46.901856][ T1141] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0a8
[   46.902066][ T1141] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1508fa70
| [   46.903887][ T1141] ------------[ cut here ]------------
| [   46.904024][ T1141] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1141
| [   46.904281][ T1141] Modules linked in: vxlan
| [   46.904691][ T1141] Tainted: [W]=WARN
[   46.904797][ T1141] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.904962][ T1141] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.905133][ T1141] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.905617][ T1141] RSP: 0018:ffa0000002237000 EFLAGS: 00010286
[   46.905789][ T1141] RAX: 00000000ffffffa6 RBX: ff11000013d44740 RCX: 1ff4000000446dc6
[   46.905987][ T1141] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013d447fc
[   46.906184][ T1141] RBP: ff1100001640a000 R08: 1fe22000027a8901 R09: ff11000016b85158
[   46.906389][ T1141] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   46.906586][ T1141] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   46.906791][ T1141] FS:  00007f7e3d96f840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   46.907020][ T1141] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.907185][ T1141] CR2: 00000000161b7988 CR3: 00000000167ba001 CR4: 0000000000771ef0
[   46.907395][ T1141] PKRU: 55555554
[   46.907494][ T1141] Call Trace:
[   46.907592][ T1141]  <TASK>
[   46.907662][ T1141]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.907799][ T1141]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   46.907933][ T1141]  notifier_call_chain (kernel/notifier.c:85)
[   46.908068][ T1141]  call_netdevice_notifiers (net/core/dev.c:2287 net/core/dev.c:2301)
[   46.908203][ T1141]  ? __dev_open (./include/net/netdev_lock.h:33)
[   46.908346][ T1141]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[   46.908481][ T1141]  br_add_if (net/bridge/br_if.c:679)
[   46.908586][ T1141]  do_set_master (net/core/rtnetlink.c:3011)
[   46.908725][ T1141]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   46.908858][ T1141]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   46.908998][ T1141]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   46.909133][ T1141]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   46.909302][ T1141]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   46.909448][ T1141]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.909580][ T1141]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   46.909719][ T1141]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.909852][ T1141]  ? __kernel_text_address (kernel/extable.c:79)
[   46.909986][ T1141]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.910121][ T1141]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.910254][ T1141]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   46.910404][ T1141]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.910540][ T1141]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   46.910675][ T1141]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.910812][ T1141]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.910948][ T1141]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   46.911082][ T1141]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   46.911216][ T1141]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   46.911365][ T1141]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   46.911501][ T1141]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   46.911634][ T1141]  ? nla_get_range_signed (lib/nlattr.c:270)
[   46.911776][ T1141]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   46.911913][ T1141]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   46.912049][ T1141]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.912183][ T1141]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.912324][ T1141]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.912458][ T1141]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.912592][ T1141]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.912736][ T1141]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.912868][ T1141]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.913002][ T1141]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.913137][ T1141]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.913278][ T1141]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.913419][ T1141]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.913553][ T1141]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.913686][ T1141]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.913826][ T1141]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.913962][ T1141]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.914096][ T1141]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.914232][ T1141]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.914376][ T1141]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.914510][ T1141]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.914648][ T1141]  ? 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))
[   46.914786][ T1141]  ? 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))
[   46.914924][ T1141]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.915059][ T1141]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.915193][ T1141]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.915336][ T1141]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.915474][ T1141]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.915609][ T1141]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.915750][ T1141]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.915883][ T1141]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.916016][ T1141]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.916182][ T1141]  ? move_addr_to_kernel (net/socket.c:258)
[   46.916323][ T1141]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.916458][ T1141]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.916595][ T1141]  ___sys_sendmsg (net/socket.c:2752)
[   46.916735][ T1141]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.916903][ T1141]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.917050][ T1141]  __sys_sendmsg (net/socket.c:2784)
[   46.917183][ T1141]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.917324][ T1141]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.917491][ T1141]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   46.917624][ T1141]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.917765][ T1141]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.917899][ T1141]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.918032][ T1141]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.918165][ T1141]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.918340][ T1141] RIP: 0033:0x7f7e3dba908e
[   46.918479][ T1141] 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
[   46.918959][ T1141] RSP: 002b:00007ffd1508f2f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.919158][ T1141] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7e3dba908e
[   46.919369][ T1141] RDX: 0000000000000000 RSI: 00007ffd1508f3a0 RDI: 0000000000000005
[   46.919593][ T1141] RBP: 00007ffd1508f300 R08: 0000000000000000 R09: 0000000000000000
[   46.919797][ T1141] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0a8
[   46.919994][ T1141] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1508fa70
| [   46.921650][ T1141] ------------[ cut here ]------------
| [   46.921797][ T1141] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1141
| [   46.922063][ T1141] Modules linked in: vxlan
| [   46.922493][ T1141] Tainted: [W]=WARN
[   46.922597][ T1141] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.922777][ T1141] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.922956][ T1141] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.923451][ T1141] RSP: 0018:ffa0000002236e20 EFLAGS: 00010286
[   46.923624][ T1141] RAX: 00000000ffffffa6 RBX: ff11000012cba040 RCX: 1ff4000000446d8a
[   46.923836][ T1141] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012cba0fc
[   46.924042][ T1141] RBP: ff1100001640a000 R08: 1fe2200002597421 R09: ff11000016b85158
[   46.924246][ T1141] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   46.924461][ T1141] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   46.924668][ T1141] FS:  00007f7e3d96f840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   46.924915][ T1141] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.925086][ T1141] CR2: 00000000161b7988 CR3: 00000000167ba001 CR4: 0000000000771ef0
[   46.925295][ T1141] PKRU: 55555554
[   46.925403][ T1141] Call Trace:
[   46.925508][ T1141]  <TASK>
[   46.925578][ T1141]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.925720][ T1141]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   46.925858][ T1141]  notifier_call_chain (kernel/notifier.c:85)
[   46.925998][ T1141]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[   46.926135][ T1141]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[   46.926279][ T1141]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.926422][ T1141]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.926562][ T1141]  netif_set_mtu (net/core/dev.c:9910)
[   46.926708][ T1141]  ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2))
[   46.926853][ T1141]  dev_set_mtu (net/core/dev_api.c:249)
[   46.926958][ T1141]  br_mtu_auto_adjust (net/bridge/br_if.c:525 (discriminator 1) net/bridge/br_if.c:514 (discriminator 1))
[   46.927096][ T1141]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[   46.927234][ T1141]  br_add_if (net/bridge/br_if.c:681)
[   46.927352][ T1141]  do_set_master (net/core/rtnetlink.c:3011)
[   46.927489][ T1141]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   46.927629][ T1141]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   46.927774][ T1141]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   46.927914][ T1141]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   46.928086][ T1141]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   46.928223][ T1141]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.928372][ T1141]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   46.928512][ T1141]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.928650][ T1141]  ? __kernel_text_address (kernel/extable.c:79)
[   46.928795][ T1141]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.928936][ T1141]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.929073][ T1141]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   46.929214][ T1141]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.929361][ T1141]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   46.929499][ T1141]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.929637][ T1141]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.929780][ T1141]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   46.929919][ T1141]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   46.930057][ T1141]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   46.930195][ T1141]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   46.930344][ T1141]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   46.930482][ T1141]  ? nla_get_range_signed (lib/nlattr.c:270)
[   46.930622][ T1141]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   46.930770][ T1141]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   46.930931][ T1141]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.931068][ T1141]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.931204][ T1141]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.931350][ T1141]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.931486][ T1141]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.931626][ T1141]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.931771][ T1141]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.931909][ T1141]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.932048][ T1141]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.932188][ T1141]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.932335][ T1141]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.932474][ T1141]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.932611][ T1141]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.932752][ T1141]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.932893][ T1141]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.933029][ T1141]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.933167][ T1141]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.933308][ T1141]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.933450][ T1141]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.933591][ T1141]  ? 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))
[   46.933733][ T1141]  ? 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))
[   46.933872][ T1141]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.934011][ T1141]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.934149][ T1141]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.934290][ T1141]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.934434][ T1141]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.934573][ T1141]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.934716][ T1141]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.934855][ T1141]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.934992][ T1141]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.935163][ T1141]  ? move_addr_to_kernel (net/socket.c:258)
[   46.935305][ T1141]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.935449][ T1141]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.935589][ T1141]  ___sys_sendmsg (net/socket.c:2752)
[   46.935730][ T1141]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.935901][ T1141]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.936052][ T1141]  __sys_sendmsg (net/socket.c:2784)
[   46.936191][ T1141]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.936339][ T1141]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.936514][ T1141]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   46.936652][ T1141]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.936799][ T1141]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.936938][ T1141]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.937076][ T1141]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.937217][ T1141]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.937397][ T1141] RIP: 0033:0x7f7e3dba908e
[   46.937543][ T1141] 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
[   46.938042][ T1141] RSP: 002b:00007ffd1508f2f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.938252][ T1141] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7e3dba908e
[   46.938471][ T1141] RDX: 0000000000000000 RSI: 00007ffd1508f3a0 RDI: 0000000000000005
[   46.938677][ T1141] RBP: 00007ffd1508f300 R08: 0000000000000000 R09: 0000000000000000
[   46.938888][ T1141] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0a8
[   46.939096][ T1141] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1508fa70
| [   46.940720][ T1141] ------------[ cut here ]------------
| [   46.940852][ T1141] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1141
| [   46.941111][ T1141] Modules linked in: vxlan
| [   46.942169][ T1141] Tainted: [W]=WARN
[   46.942275][ T1141] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.942503][ T1141] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.942742][ T1141] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.943218][ T1141] RSP: 0018:ffa0000002236f78 EFLAGS: 00010286
[   46.943451][ T1141] RAX: 00000000ffffffa6 RBX: ff11000012cba580 RCX: 1ff4000000446db5
[   46.943651][ T1141] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012cba63c
[   46.943867][ T1141] RBP: ff1100001640a000 R08: 1fe22000025974c9 R09: ff11000016b85158
[   46.944065][ T1141] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   46.944266][ T1141] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[   46.944533][ T1141] FS:  00007f7e3d96f840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   46.944772][ T1141] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.944940][ T1141] CR2: 00000000161b7988 CR3: 00000000167ba001 CR4: 0000000000771ef0
[   46.945143][ T1141] PKRU: 55555554
[   46.945246][ T1141] Call Trace:
[   46.945405][ T1141]  <TASK>
[   46.945478][ T1141]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.945613][ T1141]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   46.945751][ T1141]  notifier_call_chain (kernel/notifier.c:85)
[   46.945890][ T1141]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[   46.946059][ T1141]  ? netdev_change_features (net/core/dev.c:11117)
[   46.946193][ T1141]  ? br_opt_toggle (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 net/bridge/br.c:402)
[   46.946391][ T1141]  br_add_if (net/bridge/br_if.c:683)
[   46.946498][ T1141]  do_set_master (net/core/rtnetlink.c:3011)
[   46.946633][ T1141]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   46.946774][ T1141]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   46.946913][ T1141]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   46.947047][ T1141]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   46.947214][ T1141]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   46.947411][ T1141]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.947548][ T1141]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   46.947682][ T1141]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.947825][ T1141]  ? __kernel_text_address (kernel/extable.c:79)
[   46.947961][ T1141]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.948099][ T1141]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.948235][ T1141]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   46.948432][ T1141]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.948569][ T1141]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   46.948711][ T1141]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.948848][ T1141]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.948983][ T1141]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   46.949118][ T1141]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   46.949253][ T1141]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   46.949449][ T1141]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   46.949584][ T1141]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   46.949725][ T1141]  ? nla_get_range_signed (lib/nlattr.c:270)
[   46.949862][ T1141]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   46.950001][ T1141]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   46.950139][ T1141]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.950279][ T1141]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.950473][ T1141]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.950626][ T1141]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.950766][ T1141]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.950905][ T1141]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.951041][ T1141]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.951178][ T1141]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.951374][ T1141]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.951514][ T1141]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.951649][ T1141]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.951792][ T1141]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.951928][ T1141]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.952062][ T1141]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.952199][ T1141]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.952395][ T1141]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.952533][ T1141]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.952667][ T1141]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.952806][ T1141]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.952946][ T1141]  ? 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))
[   46.953083][ T1141]  ? 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))
[   46.953221][ T1141]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.953407][ T1141]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.953545][ T1141]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.953681][ T1141]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.953826][ T1141]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.953963][ T1141]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.954100][ T1141]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.954236][ T1141]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.954381][ T1141]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.954550][ T1141]  ? move_addr_to_kernel (net/socket.c:258)
[   46.954687][ T1141]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.954829][ T1141]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.954965][ T1141]  ___sys_sendmsg (net/socket.c:2752)
[   46.955100][ T1141]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.955271][ T1141]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.955427][ T1141]  __sys_sendmsg (net/socket.c:2784)
[   46.955564][ T1141]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.955699][ T1141]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.955881][ T1141]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   46.956018][ T1141]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.956154][ T1141]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.956295][ T1141]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.956439][ T1141]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.956575][ T1141]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.956748][ T1141] RIP: 0033:0x7f7e3dba908e
[   46.956891][ T1141] 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
[   46.957383][ T1141] RSP: 002b:00007ffd1508f2f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.957587][ T1141] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7e3dba908e
[   46.957797][ T1141] RDX: 0000000000000000 RSI: 00007ffd1508f3a0 RDI: 0000000000000005
[   46.957999][ T1141] RBP: 00007ffd1508f300 R08: 0000000000000000 R09: 0000000000000000
[   46.958203][ T1141] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0a8
[   46.958414][ T1141] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1508fa70
| [   47.009628][ T1142] ------------[ cut here ]------------
| [   47.009822][ T1142] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1142
| [   47.010135][ T1142] Modules linked in: vxlan
| [   47.010920][ T1142] Tainted: [W]=WARN
[   47.011073][ T1142] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.011290][ T1142] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.011528][ T1142] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.012049][ T1142] RSP: 0018:ffa0000002247020 EFLAGS: 00010286
[   47.012266][ T1142] RAX: 00000000ffffffa6 RBX: ff11000012cba740 RCX: 1ff4000000448dca
[   47.012530][ T1142] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012cba7fc
[   47.012784][ T1142] RBP: ff11000012d32000 R08: 1fe2200002597501 R09: ff11000016b82e58
[   47.013030][ T1142] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   47.013279][ T1142] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   47.013539][ T1142] FS:  00007eff09030840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   47.013830][ T1142] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.014046][ T1142] CR2: 00007eff093001a0 CR3: 0000000015ea9003 CR4: 0000000000771ef0
[   47.014296][ T1142] PKRU: 55555554
[   47.014459][ T1142] Call Trace:
[   47.014610][ T1142]  <TASK>
[   47.014737][ T1142]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   47.014925][ T1142]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   47.015078][ T1142]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   47.015260][ T1142]  __dev_notify_flags (net/core/dev.c:9787)
[   47.015466][ T1142]  ? netif_change_name (net/core/dev.c:1495)
[   47.015649][ T1142]  ? __dev_change_flags (net/core/dev.c:9752)
[   47.015845][ T1142]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   47.016028][ T1142]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.016214][ T1142]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   47.016421][ T1142]  netif_change_flags (net/core/dev.c:9820)
[   47.016607][ T1142]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   47.016800][ T1142]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   47.016988][ T1142]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   47.017175][ T1142]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   47.017409][ T1142]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   47.017592][ T1142]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.017783][ T1142]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   47.017965][ T1142]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.018164][ T1142]  ? __kernel_text_address (kernel/extable.c:79)
[   47.018366][ T1142]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.018556][ T1142]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.018746][ T1142]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   47.018930][ T1142]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.019114][ T1142]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   47.019296][ T1142]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.019492][ T1142]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.019675][ T1142]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   47.019873][ T1142]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   47.020057][ T1142]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   47.020243][ T1142]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   47.020443][ T1142]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   47.020629][ T1142]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   47.020824][ T1142]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   47.021011][ T1142]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.021192][ T1142]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.021400][ T1142]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.021582][ T1142]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.021773][ T1142]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.021959][ T1142]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.022138][ T1142]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.022338][ T1142]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.022520][ T1142]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.022712][ T1142]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.022900][ T1142]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.023084][ T1142]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.023277][ T1142]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.023477][ T1142]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.023663][ T1142]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.023851][ T1142]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.024035][ T1142]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.024216][ T1142]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.024425][ T1142]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.024612][ T1142]  ? 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))
[   47.024803][ T1142]  ? 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))
[   47.024991][ T1142]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.025176][ T1142]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.025379][ T1142]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.025565][ T1142]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.025766][ T1142]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.025952][ T1142]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.026135][ T1142]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.026342][ T1142]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.026524][ T1142]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.026745][ T1142]  ? move_addr_to_kernel (net/socket.c:258)
[   47.026930][ T1142]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.027116][ T1142]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.027302][ T1142]  ___sys_sendmsg (net/socket.c:2752)
[   47.027497][ T1142]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.027718][ T1142]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.027914][ T1142]  __sys_sendmsg (net/socket.c:2784)
[   47.028098][ T1142]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.028279][ T1142]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.028513][ T1142]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   47.028696][ T1142]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.028889][ T1142]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.029073][ T1142]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.029254][ T1142]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.029459][ T1142]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.029672][ T1142] RIP: 0033:0x7eff0926a08e
[   47.029869][ T1142] 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
[   47.030402][ T1142] RSP: 002b:00007ffcd3254b30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.030649][ T1142] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007eff0926a08e
[   47.030905][ T1142] RDX: 0000000000000000 RSI: 00007ffcd3254be0 RDI: 0000000000000005
[   47.031157][ T1142] RBP: 00007ffcd3254b40 R08: 0000000000000000 R09: 0000000000000000
[   47.031428][ T1142] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0a8
[   47.031674][ T1142] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcd32552b0
| [   47.383424][ T1166] ------------[ cut here ]------------
| [   47.383612][ T1166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1166
| [   47.383910][ T1166] Modules linked in: vxlan
| [   47.384354][ T1166] Tainted: [W]=WARN
[   47.384460][ T1166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.384634][ T1166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.384821][ T1166] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.385331][ T1166] RSP: 0018:ffa0000002297090 EFLAGS: 00010286
[   47.385510][ T1166] RAX: 00000000ffffffa6 RBX: ff11000013758200 RCX: 1ff4000000452dd8
[   47.385725][ T1166] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137582bc
[   47.385932][ T1166] RBP: ff11000019681000 R08: 1fe22000026eb059 R09: ff110000194eae80
[   47.386140][ T1166] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   47.386355][ T1166] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   47.386564][ T1166] FS:  00007f23dc322840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   47.386815][ T1166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.386990][ T1166] CR2: 00007f23dc51b460 CR3: 000000001a93f004 CR4: 0000000000771ef0
[   47.387201][ T1166] PKRU: 55555554
[   47.387310][ T1166] Call Trace:
[   47.387419][ T1166]  <TASK>
[   47.387492][ T1166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.387633][ T1166]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   47.387780][ T1166]  notifier_call_chain (kernel/notifier.c:85)
[   47.387922][ T1166]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   47.388064][ T1166]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   47.388207][ T1166]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   47.388355][ T1166]  netdev_upper_dev_link (net/core/dev.c:8972)
[   47.388495][ T1166]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   47.388639][ T1166]  register_vlan_dev (net/8021q/vlan.c:183)
[   47.388786][ T1166]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   47.388926][ T1166]  vlan_newlink (net/8021q/vlan_netlink.c:194)
[   47.389064][ T1166]  ? nla_strscpy (lib/nlattr.c:795)
[   47.389205][ T1166]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   47.389681][ T1166]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   47.389832][ T1166]  ? __dev_get_by_name (net/core/dev.c:883)
[   47.389973][ T1166]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   47.390117][ T1166]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   47.390260][ T1166]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   47.390414][ T1166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.390553][ T1166]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.390692][ T1166]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.390838][ T1166]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.390979][ T1166]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.391122][ T1166]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.391264][ T1166]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.391412][ T1166]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.391552][ T1166]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.391691][ T1166]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.391838][ T1166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.391979][ T1166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.392118][ T1166]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.392260][ T1166]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.392411][ T1166]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.392553][ T1166]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.392697][ T1166]  ? 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))
[   47.392842][ T1166]  ? 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))
[   47.392986][ T1166]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.393126][ T1166]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.393266][ T1166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.393415][ T1166]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.393556][ T1166]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.393696][ T1166]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.393845][ T1166]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.393986][ T1166]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.394128][ T1166]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.394305][ T1166]  ? move_addr_to_kernel (net/socket.c:258)
[   47.394455][ T1166]  ___sys_sendmsg (net/socket.c:2752)
[   47.394594][ T1166]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.394742][ T1166]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.394891][ T1166]  ? 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))
[   47.395034][ T1166]  __sys_sendmsg (net/socket.c:2784)
[   47.395178][ T1166]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.395330][ T1166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.395472][ T1166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.395613][ T1166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.395762][ T1166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.395902][ T1166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.396042][ T1166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.396216][ T1166] RIP: 0033:0x7f23dc55c08e
[   47.396371][ T1166] 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
[   47.396872][ T1166] RSP: 002b:00007fff741688e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.397083][ T1166] RAX: ffffffffffffffda RBX: 00007fff741690a0 RCX: 00007f23dc55c08e
[   47.397297][ T1166] RDX: 0000000000000000 RSI: 00007fff74168990 RDI: 0000000000000005
[   47.397510][ T1166] RBP: 00007fff741688f0 R08: 0000000000000000 R09: 0000000000000000
[   47.397725][ T1166] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0a8
[   47.397934][ T1166] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff74169060
| [   47.399602][ T1166] ------------[ cut here ]------------
| [   47.399743][ T1166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1166
| [   47.400010][ T1166] Modules linked in: vxlan
| [   47.400432][ T1166] Tainted: [W]=WARN
[   47.400537][ T1166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.400713][ T1166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.400890][ T1166] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.401402][ T1166] RSP: 0018:ffa00000022971b0 EFLAGS: 00010286
[   47.401577][ T1166] RAX: 00000000ffffffa6 RBX: ff110000137598c0 RCX: 1ff4000000452dfc
[   47.401788][ T1166] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001375997c
[   47.401990][ T1166] RBP: ff110000196dc000 R08: 1fe22000026eb331 R09: ff110000194eae80
[   47.402192][ T1166] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   47.402405][ T1166] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab76b3a0
[   47.402610][ T1166] FS:  00007f23dc322840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   47.402856][ T1166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.403026][ T1166] CR2: 00007f23dc51b460 CR3: 000000001a93f004 CR4: 0000000000771ef0
[   47.403232][ T1166] PKRU: 55555554
[   47.403345][ T1166] Call Trace:
[   47.403447][ T1166]  <TASK>
[   47.403517][ T1166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   47.403655][ T1166]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.403799][ T1166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   47.403903][ T1166]  __dev_notify_flags (net/core/dev.c:9787)
[   47.404041][ T1166]  ? netdev_update_features (net/core/dev.c:11098)
[   47.404181][ T1166]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[   47.404363][ T1166]  ? netif_change_name (net/core/dev.c:1495)
[   47.404500][ T1166]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   47.404637][ T1166]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   47.404780][ T1166]  ? register_vlan_dev (net/8021q/vlan.c:196)
[   47.404919][ T1166]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   47.405056][ T1166]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   47.405192][ T1166]  ? nla_strscpy (lib/nlattr.c:795)
[   47.405341][ T1166]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   47.405481][ T1166]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   47.405619][ T1166]  ? __dev_get_by_name (net/core/dev.c:883)
[   47.405760][ T1166]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   47.405902][ T1166]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   47.406044][ T1166]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   47.406182][ T1166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.406325][ T1166]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.406462][ T1166]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.406599][ T1166]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.406742][ T1166]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.406883][ T1166]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.407023][ T1166]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.407161][ T1166]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.407307][ T1166]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.407451][ T1166]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.407586][ T1166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.407737][ T1166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.407878][ T1166]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.408020][ T1166]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.408157][ T1166]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.408298][ T1166]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.408445][ T1166]  ? 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))
[   47.408582][ T1166]  ? 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))
[   47.408725][ T1166]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.408864][ T1166]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.409001][ T1166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.409139][ T1166]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.409282][ T1166]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.409429][ T1166]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.409569][ T1166]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.409712][ T1166]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.409849][ T1166]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.410019][ T1166]  ? move_addr_to_kernel (net/socket.c:258)
[   47.410161][ T1166]  ___sys_sendmsg (net/socket.c:2752)
[   47.410302][ T1166]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.410446][ T1166]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.410595][ T1166]  ? 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))
[   47.410742][ T1166]  __sys_sendmsg (net/socket.c:2784)
[   47.410881][ T1166]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.411023][ T1166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.411160][ T1166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.411302][ T1166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.411446][ T1166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.411583][ T1166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.411726][ T1166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.411894][ T1166] RIP: 0033:0x7f23dc55c08e
[   47.412038][ T1166] 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
[   47.412532][ T1166] RSP: 002b:00007fff741688e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.412744][ T1166] RAX: ffffffffffffffda RBX: 00007fff741690a0 RCX: 00007f23dc55c08e
[   47.412949][ T1166] RDX: 0000000000000000 RSI: 00007fff74168990 RDI: 0000000000000005
[   47.413151][ T1166] RBP: 00007fff741688f0 R08: 0000000000000000 R09: 0000000000000000
[   47.413368][ T1166] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0a8
[   47.413576][ T1166] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff74169060
| [   47.462985][ T1168] ------------[ cut here ]------------
| [   47.463148][ T1168] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1168
| [   47.463431][ T1168] Modules linked in: vxlan
| [   47.463843][ T1168] Tainted: [W]=WARN
[   47.463943][ T1168] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.464115][ T1168] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.464292][ T1168] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.464774][ T1168] RSP: 0018:ffa00000022c7020 EFLAGS: 00010286
[   47.464942][ T1168] RAX: 00000000ffffffa6 RBX: ff11000006066740 RCX: 1ff4000000458dca
[   47.465145][ T1168] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000060667fc
[   47.465357][ T1168] RBP: ff110000196dc000 R08: 1fe2200000c0cd01 R09: ff11000015e80b58
[   47.465552][ T1168] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   47.465756][ T1168] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   47.465958][ T1168] FS:  00007f850a333840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   47.466196][ T1168] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.466376][ T1168] CR2: 000000001d2b1988 CR3: 0000000004ce4003 CR4: 0000000000771ef0
[   47.466580][ T1168] PKRU: 55555554
[   47.466679][ T1168] Call Trace:
[   47.466785][ T1168]  <TASK>
[   47.466854][ T1168]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   47.466990][ T1168]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   47.467091][ T1168]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   47.467222][ T1168]  __dev_notify_flags (net/core/dev.c:9787)
[   47.467364][ T1168]  ? netif_change_name (net/core/dev.c:1495)
[   47.467497][ T1168]  ? __dev_change_flags (net/core/dev.c:9752)
[   47.467629][ T1168]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   47.467770][ T1168]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.467908][ T1168]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   47.468045][ T1168]  netif_change_flags (net/core/dev.c:9820)
[   47.468180][ T1168]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   47.468386][ T1168]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   47.468600][ T1168]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   47.468740][ T1168]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   47.468905][ T1168]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   47.469043][ T1168]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.469176][ T1168]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   47.469310][ T1168]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.469511][ T1168]  ? __kernel_text_address (kernel/extable.c:79)
[   47.469644][ T1168]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.469783][ T1168]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.469916][ T1168]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   47.470048][ T1168]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.470181][ T1168]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   47.470313][ T1168]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.470524][ T1168]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.470656][ T1168]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   47.470793][ T1168]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   47.470924][ T1168]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   47.471058][ T1168]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   47.471191][ T1168]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   47.471396][ T1168]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   47.471532][ T1168]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   47.471666][ T1168]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.471805][ T1168]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.471936][ T1168]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.472068][ T1168]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.472200][ T1168]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.472433][ T1168]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.472569][ T1168]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.472705][ T1168]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.472843][ T1168]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.472977][ T1168]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.473109][ T1168]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.473246][ T1168]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.473440][ T1168]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.473573][ T1168]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.473716][ T1168]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.473848][ T1168]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.473982][ T1168]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.474114][ T1168]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.474248][ T1168]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.474399][ T1168]  ? 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))
[   47.474535][ T1168]  ? 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))
[   47.474670][ T1168]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.474812][ T1168]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.474943][ T1168]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.475075][ T1168]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.475211][ T1168]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.475352][ T1168]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.475490][ T1168]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.475622][ T1168]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.475763][ T1168]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.475946][ T1168]  ? move_addr_to_kernel (net/socket.c:258)
[   47.476079][ T1168]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.476213][ T1168]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.476354][ T1168]  ___sys_sendmsg (net/socket.c:2752)
[   47.476487][ T1168]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.476652][ T1168]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.476802][ T1168]  __sys_sendmsg (net/socket.c:2784)
[   47.476934][ T1168]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.477065][ T1168]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.477232][ T1168]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   47.477374][ T1168]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.477510][ T1168]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.477642][ T1168]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.477779][ T1168]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.477911][ T1168]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.478074][ T1168] RIP: 0033:0x7f850a56d08e
[   47.478213][ T1168] 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
[   47.478708][ T1168] RSP: 002b:00007ffee3da2b40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.478907][ T1168] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f850a56d08e
[   47.479106][ T1168] RDX: 0000000000000000 RSI: 00007ffee3da2bf0 RDI: 0000000000000005
[   47.479307][ T1168] RBP: 00007ffee3da2b50 R08: 0000000000000000 R09: 0000000000000000
[   47.479512][ T1168] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0a8
[   47.479716][ T1168] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffee3da32c0
| [   47.662649][ T1175] ------------[ cut here ]------------
| [   47.662832][ T1175] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1175
| [   47.663114][ T1175] Modules linked in: vxlan
| [   47.663564][ T1175] Tainted: [W]=WARN
[   47.663669][ T1175] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.663847][ T1175] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.664028][ T1175] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.664537][ T1175] RSP: 0018:ffa00000023271b0 EFLAGS: 00010286
[   47.664717][ T1175] RAX: 00000000ffffffa6 RBX: ff11000010aae3c0 RCX: 1ff4000000464dfc
[   47.664929][ T1175] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010aae47c
[   47.665140][ T1175] RBP: ff110000135ea000 R08: 1fe2200002155c91 R09: ff110000164a5180
[   47.665442][ T1175] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   47.665650][ T1175] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab720900
[   47.665867][ T1175] FS:  00007f66446dc840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   47.666107][ T1175] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.666283][ T1175] CR2: 0000000000441b40 CR3: 00000000196bf006 CR4: 0000000000771ef0
[   47.666579][ T1175] PKRU: 55555554
[   47.666768][ T1175] Call Trace:
[   47.666876][ T1175]  <TASK>
[   47.666950][ T1175]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   47.667090][ T1175]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   47.667200][ T1175]  __dev_notify_flags (net/core/dev.c:9787)
[   47.667449][ T1175]  ? netif_change_name (net/core/dev.c:1495)
[   47.667589][ T1175]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   47.667768][ T1175]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   47.667909][ T1175]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   47.668048][ T1175]  ? br_dev_newlink (net/bridge/br_netlink.c:1604)
[   47.668188][ T1175]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   47.668401][ T1175]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   47.668541][ T1175]  ? __dev_get_by_name (net/core/dev.c:883)
[   47.668678][ T1175]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   47.668849][ T1175]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   47.668993][ T1175]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   47.669132][ T1175]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.669273][ T1175]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.669491][ T1175]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.669630][ T1175]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.669770][ T1175]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.669911][ T1175]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.670049][ T1175]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.670188][ T1175]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.670478][ T1175]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.670617][ T1175]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.670760][ T1175]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.670900][ T1175]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.671037][ T1175]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.671176][ T1175]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.671374][ T1175]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.671513][ T1175]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.671654][ T1175]  ? 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))
[   47.671796][ T1175]  ? 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))
[   47.671936][ T1175]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.672076][ T1175]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.672214][ T1175]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.672424][ T1175]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.672563][ T1175]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.672706][ T1175]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.672845][ T1175]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.672982][ T1175]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.673121][ T1175]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.673294][ T1175]  ? move_addr_to_kernel (net/socket.c:258)
[   47.673493][ T1175]  ___sys_sendmsg (net/socket.c:2752)
[   47.673629][ T1175]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.673772][ T1175]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.673919][ T1175]  ? 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))
[   47.674063][ T1175]  __sys_sendmsg (net/socket.c:2784)
[   47.674207][ T1175]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.674411][ T1175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.674552][ T1175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.674692][ T1175]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.674833][ T1175]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.674971][ T1175]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.675107][ T1175]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.675281][ T1175] RIP: 0033:0x7f664491608e
[   47.675468][ T1175] 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
[   47.675959][ T1175] RSP: 002b:00007ffe834d38b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.676165][ T1175] RAX: ffffffffffffffda RBX: 00007ffe834d4058 RCX: 00007f664491608e
[   47.676384][ T1175] RDX: 0000000000000000 RSI: 00007ffe834d3960 RDI: 0000000000000005
[   47.676590][ T1175] RBP: 00007ffe834d38c0 R08: 0000000000000000 R09: 0000000000000000
[   47.676803][ T1175] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0a8
[   47.677008][ T1175] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe834d4030
| [   47.715248][ T1176] ------------[ cut here ]------------
| [   47.715424][ T1176] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1176
| [   47.715693][ T1176] Modules linked in: vxlan
| [   47.716124][ T1176] Tainted: [W]=WARN
[   47.716223][ T1176] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.716974][ T1176] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.717150][ T1176] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.717630][ T1176] RSP: 0018:ffa0000002337020 EFLAGS: 00010286
[   47.717802][ T1176] RAX: 00000000ffffffa6 RBX: ff11000005207540 RCX: 1ff4000000466dca
[   47.717999][ T1176] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000052075fc
[   47.718195][ T1176] RBP: ff110000135ea000 R08: 1fe2200000a40ec1 R09: ff11000015f80b58
[   47.718401][ T1176] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   47.718600][ T1176] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   47.718824][ T1176] FS:  00007f385f495840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   47.719057][ T1176] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.719222][ T1176] CR2: 0000000028213988 CR3: 0000000019de8005 CR4: 0000000000771ef0
[   47.719430][ T1176] PKRU: 55555554
[   47.719529][ T1176] Call Trace:
[   47.719629][ T1176]  <TASK>
[   47.719705][ T1176]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   47.719839][ T1176]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   47.719974][ T1176]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   47.720075][ T1176]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   47.720208][ T1176]  __dev_notify_flags (net/core/dev.c:9787)
[   47.720350][ T1176]  ? netif_change_name (net/core/dev.c:1495)
[   47.720482][ T1176]  ? __dev_change_flags (net/core/dev.c:9752)
[   47.720617][ T1176]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   47.720764][ T1176]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.720901][ T1176]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   47.721034][ T1176]  netif_change_flags (net/core/dev.c:9820)
[   47.721165][ T1176]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   47.721301][ T1176]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   47.721443][ T1176]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   47.721577][ T1176]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   47.721746][ T1176]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   47.721879][ T1176]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.722011][ T1176]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   47.722143][ T1176]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.722278][ T1176]  ? __kernel_text_address (kernel/extable.c:79)
[   47.722419][ T1176]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.722553][ T1176]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.722684][ T1176]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   47.722824][ T1176]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.722956][ T1176]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   47.723088][ T1176]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.723219][ T1176]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.723359][ T1176]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   47.723495][ T1176]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   47.723627][ T1176]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   47.723764][ T1176]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   47.723898][ T1176]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   47.724033][ T1176]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   47.724168][ T1176]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   47.724308][ T1176]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.724444][ T1176]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.724577][ T1176]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.724713][ T1176]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.724844][ T1176]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.724979][ T1176]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.725110][ T1176]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.725256][ T1176]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.725395][ T1176]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.725530][ T1176]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.725661][ T1176]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.725798][ T1176]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.725927][ T1176]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.726059][ T1176]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.726192][ T1176]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.726330][ T1176]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.726462][ T1176]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.726595][ T1176]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.726739][ T1176]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.726876][ T1176]  ? 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))
[   47.727008][ T1176]  ? 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))
[   47.727145][ T1176]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.727280][ T1176]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.727419][ T1176]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.727554][ T1176]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.727687][ T1176]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.727827][ T1176]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.727958][ T1176]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.728090][ T1176]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.728221][ T1176]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.728393][ T1176]  ? move_addr_to_kernel (net/socket.c:258)
[   47.728526][ T1176]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.728659][ T1176]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.728798][ T1176]  ___sys_sendmsg (net/socket.c:2752)
[   47.728929][ T1176]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.729095][ T1176]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.729242][ T1176]  __sys_sendmsg (net/socket.c:2784)
[   47.729382][ T1176]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.729513][ T1176]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.729681][ T1176]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   47.729820][ T1176]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.729953][ T1176]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.730084][ T1176]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.730217][ T1176]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.730358][ T1176]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.730521][ T1176] RIP: 0033:0x7f385f6cf08e
[   47.730660][ T1176] 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
[   47.731139][ T1176] RSP: 002b:00007ffffd0a6460 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.731351][ T1176] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f385f6cf08e
[   47.731551][ T1176] RDX: 0000000000000000 RSI: 00007ffffd0a6510 RDI: 0000000000000005
[   47.731752][ T1176] RBP: 00007ffffd0a6470 R08: 0000000000000000 R09: 0000000000000000
[   47.731964][ T1176] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0a8
[   47.732162][ T1176] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffffd0a6be0
| [   47.763621][ T1177] ------------[ cut here ]------------
| [   47.763784][ T1177] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1177
| [   47.764063][ T1177] Modules linked in: vxlan
| [   47.764510][ T1177] Tainted: [W]=WARN
[   47.764617][ T1177] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.764799][ T1177] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.764982][ T1177] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.765492][ T1177] RSP: 0018:ffa0000002346e30 EFLAGS: 00010286
[   47.765670][ T1177] RAX: 00000000ffffffa6 RBX: ff11000014d14740 RCX: 1ff4000000468d8c
[   47.765885][ T1177] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014d147fc
[   47.766094][ T1177] RBP: ff1100001a989000 R08: 1fe22000029a2901 R09: ff11000015f82e80
[   47.766308][ T1177] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   47.766526][ T1177] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015cf7504
[   47.766742][ T1177] FS:  00007fa5c3b00840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   47.766989][ T1177] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.767165][ T1177] CR2: 000000000042ebe0 CR3: 000000001a54f004 CR4: 0000000000771ef0
[   47.767446][ T1177] PKRU: 55555554
[   47.767552][ T1177] Call Trace:
[   47.767732][ T1177]  <TASK>
[   47.767805][ T1177]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.767944][ T1177]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   47.768085][ T1177]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   47.768191][ T1177]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   47.768431][ T1177]  __dev_notify_flags (net/core/dev.c:9787)
[   47.768570][ T1177]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   47.768714][ T1177]  ? 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)
[   47.768853][ T1177]  ? netif_change_name (net/core/dev.c:1495)
[   47.768994][ T1177]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   47.769134][ T1177]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.769276][ T1177]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.769499][ T1177]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.769640][ T1177]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.769785][ T1177]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   47.769924][ T1177]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   47.770065][ T1177]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   47.770204][ T1177]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   47.770432][ T1177]  veth_newlink (drivers/net/veth.c:1871)
[   47.770573][ T1177]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   47.770714][ T1177]  ? kasan_save_stack (mm/kasan/common.c:57)
[   47.770855][ T1177]  ? kasan_save_track (mm/kasan/common.c:78)
[   47.770993][ T1177]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   47.771149][ T1177]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   47.771294][ T1177]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   47.771528][ T1177]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   47.771669][ T1177]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   47.771816][ T1177]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   47.771958][ T1177]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   47.772100][ T1177]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   47.772239][ T1177]  ? __dev_get_by_name (net/core/dev.c:883)
[   47.772476][ T1177]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   47.772622][ T1177]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   47.772772][ T1177]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   47.772914][ T1177]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.773052][ T1177]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.773192][ T1177]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.773406][ T1177]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.773546][ T1177]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.773690][ T1177]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.773836][ T1177]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.773976][ T1177]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.774114][ T1177]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.774255][ T1177]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.774456][ T1177]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.774600][ T1177]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.774744][ T1177]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.774883][ T1177]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.775021][ T1177]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.775160][ T1177]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.775307][ T1177]  ? 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))
[   47.775507][ T1177]  ? 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))
[   47.775649][ T1177]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.775796][ T1177]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.775936][ T1177]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.776078][ T1177]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.776220][ T1177]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.776369][ T1177]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.776511][ T1177]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.776653][ T1177]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.776798][ T1177]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.776971][ T1177]  ? move_addr_to_kernel (net/socket.c:258)
[   47.777114][ T1177]  ___sys_sendmsg (net/socket.c:2752)
[   47.777252][ T1177]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.777400][ T1177]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.777551][ T1177]  ? 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))
[   47.777694][ T1177]  __sys_sendmsg (net/socket.c:2784)
[   47.777840][ T1177]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.777986][ T1177]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.778127][ T1177]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.778271][ T1177]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.778423][ T1177]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.778563][ T1177]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.778709][ T1177]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.778883][ T1177] RIP: 0033:0x7fa5c3d3a08e
[   47.779030][ T1177] 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
[   47.779536][ T1177] RSP: 002b:00007ffeb96b1370 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.779754][ T1177] RAX: ffffffffffffffda RBX: 00007ffeb96b1b08 RCX: 00007fa5c3d3a08e
[   47.779961][ T1177] RDX: 0000000000000000 RSI: 00007ffeb96b1420 RDI: 0000000000000005
[   47.780170][ T1177] RBP: 00007ffeb96b1380 R08: 0000000000000000 R09: 0000000000000000
[   47.780412][ T1177] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0a8
[   47.780621][ T1177] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeb96b1ae0
| [   47.796819][ T1177] ------------[ cut here ]------------
| [   47.796973][ T1177] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1177
| [   47.797247][ T1177] Modules linked in: vxlan
| [   47.797682][ T1177] Tainted: [W]=WARN
[   47.797792][ T1177] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.797965][ T1177] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.798143][ T1177] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.798651][ T1177] RSP: 0018:ffa00000023471b0 EFLAGS: 00010286
[   47.798830][ T1177] RAX: 00000000ffffffa6 RBX: ff1100001671ae40 RCX: 1ff4000000468dfc
[   47.799035][ T1177] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001671aefc
[   47.799244][ T1177] RBP: ff1100001a984000 R08: 1fe2200002ce35e1 R09: ff11000015f82e80
[   47.799484][ T1177] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   47.799690][ T1177] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab603b20
[   47.799902][ T1177] FS:  00007fa5c3b00840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   47.800145][ T1177] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.800326][ T1177] CR2: 00007fe6d70ccb70 CR3: 000000001a54f006 CR4: 0000000000771ef0
[   47.800533][ T1177] PKRU: 55555554
[   47.800635][ T1177] Call Trace:
[   47.800747][ T1177]  <TASK>
[   47.800824][ T1177]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   47.800966][ T1177]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   47.801071][ T1177]  __dev_notify_flags (net/core/dev.c:9787)
[   47.801213][ T1177]  ? netif_change_name (net/core/dev.c:1495)
[   47.801360][ T1177]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   47.801504][ T1177]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   47.801644][ T1177]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   47.801790][ T1177]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   47.801929][ T1177]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   47.802068][ T1177]  ? __dev_get_by_name (net/core/dev.c:883)
[   47.802208][ T1177]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   47.802360][ T1177]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   47.802505][ T1177]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   47.802645][ T1177]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.802790][ T1177]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.802927][ T1177]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.803064][ T1177]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.803203][ T1177]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.803357][ T1177]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.803499][ T1177]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.803639][ T1177]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.803995][ T1177]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.804133][ T1177]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.804274][ T1177]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.804422][ T1177]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.804558][ T1177]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.804704][ T1177]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.804843][ T1177]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.804984][ T1177]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.805126][ T1177]  ? 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))
[   47.805264][ T1177]  ? 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))
[   47.805413][ T1177]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.805552][ T1177]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.805690][ T1177]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.805837][ T1177]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.805977][ T1177]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.806114][ T1177]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.806251][ T1177]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.806396][ T1177]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.806534][ T1177]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.806710][ T1177]  ? move_addr_to_kernel (net/socket.c:258)
[   47.806852][ T1177]  ___sys_sendmsg (net/socket.c:2752)
[   47.806989][ T1177]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.807124][ T1177]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.807275][ T1177]  ? 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))
[   47.807421][ T1177]  __sys_sendmsg (net/socket.c:2784)
[   47.807560][ T1177]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.807707][ T1177]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.807845][ T1177]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.807984][ T1177]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.808119][ T1177]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.808256][ T1177]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.808400][ T1177]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.808570][ T1177] RIP: 0033:0x7fa5c3d3a08e
[   47.808718][ T1177] 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
[   47.809207][ T1177] RSP: 002b:00007ffeb96b1370 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.809424][ T1177] RAX: ffffffffffffffda RBX: 00007ffeb96b1b08 RCX: 00007fa5c3d3a08e
[   47.809633][ T1177] RDX: 0000000000000000 RSI: 00007ffeb96b1420 RDI: 0000000000000005
[   47.809841][ T1177] RBP: 00007ffeb96b1380 R08: 0000000000000000 R09: 0000000000000000
[   47.810046][ T1177] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0a8
[   47.810250][ T1177] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeb96b1ae0
| [   47.851155][ T1179] ------------[ cut here ]------------
| [   47.851328][ T1179] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1179
| [   47.851582][ T1179] Modules linked in: vxlan
| [   47.852037][ T1179] Tainted: [W]=WARN
[   47.852152][ T1179] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.852332][ T1179] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.852505][ T1179] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.852966][ T1179] RSP: 0018:ffa0000002346ff8 EFLAGS: 00010286
[   47.853127][ T1179] RAX: 00000000ffffffa6 RBX: ff1100000549dc40 RCX: 1ff4000000468dc5
[   47.853335][ T1179] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000549dcfc
[   47.853527][ T1179] RBP: ff1100001a984000 R08: 1fe2200000a93ba1 R09: ff1100001a4d5158
[   47.853726][ T1179] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   47.853919][ T1179] R13: 0000000000000000 R14: ffa0000002347140 R15: ff11000013311fd0
[   47.854115][ T1179] FS:  00007f2264108840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   47.854409][ T1179] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.854573][ T1179] CR2: 000000003b42b988 CR3: 0000000016db5003 CR4: 0000000000771ef0
[   47.854772][ T1179] PKRU: 55555554
[   47.854867][ T1179] Call Trace:
[   47.854963][ T1179]  <TASK>
[   47.855029][ T1179]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   47.855160][ T1179]  __dev_change_net_namespace (net/core/dev.c:12635)
[   47.855380][ T1179]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.855564][ T1179]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.855695][ T1179]  ? default_device_exit_batch (net/core/dev.c:13091)
[   47.855861][ T1179]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.855988][ T1179]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.856117][ T1179]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.856244][ T1179]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   47.856428][ T1179]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   47.856557][ T1179]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   47.856686][ T1179]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   47.856822][ T1179]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   47.856956][ T1179]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   47.857116][ T1179]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   47.857244][ T1179]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.857379][ T1179]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   47.857506][ T1179]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.857634][ T1179]  ? __kernel_text_address (kernel/extable.c:79)
[   47.857771][ T1179]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.857900][ T1179]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.858028][ T1179]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   47.858156][ T1179]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.858283][ T1179]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   47.858421][ T1179]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.858547][ T1179]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.858674][ T1179]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   47.858813][ T1179]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   47.858941][ T1179]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   47.859069][ T1179]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   47.859197][ T1179]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   47.859337][ T1179]  ? nla_get_range_signed (lib/nlattr.c:270)
[   47.859467][ T1179]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   47.859598][ T1179]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   47.859737][ T1179]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.859865][ T1179]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.859991][ T1179]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.860119][ T1179]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.860245][ T1179]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.860383][ T1179]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.860509][ T1179]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.860634][ T1179]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.860769][ T1179]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.860899][ T1179]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.861026][ T1179]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.861156][ T1179]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.861287][ T1179]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.861420][ T1179]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.861548][ T1179]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.861675][ T1179]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.861807][ T1179]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.861934][ T1179]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.862063][ T1179]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.862193][ T1179]  ? 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))
[   47.862333][ T1179]  ? 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))
[   47.862463][ T1179]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.862592][ T1179]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.862727][ T1179]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.862861][ T1179]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.862990][ T1179]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.863120][ T1179]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.863250][ T1179]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.863389][ T1179]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.863516][ T1179]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.863674][ T1179]  ? move_addr_to_kernel (net/socket.c:258)
[   47.863807][ T1179]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.863935][ T1179]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.864068][ T1179]  ___sys_sendmsg (net/socket.c:2752)
[   47.864194][ T1179]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.864366][ T1179]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.864506][ T1179]  __sys_sendmsg (net/socket.c:2784)
[   47.864634][ T1179]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.864768][ T1179]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.864928][ T1179]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   47.865055][ T1179]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.865184][ T1179]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.865313][ T1179]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.865447][ T1179]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.865575][ T1179]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.865742][ T1179] RIP: 0033:0x7f226434208e
[   47.865876][ T1179] 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
[   47.866349][ T1179] RSP: 002b:00007ffecc028890 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.866543][ T1179] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f226434208e
[   47.866739][ T1179] RDX: 0000000000000000 RSI: 00007ffecc028940 RDI: 0000000000000005
[   47.866928][ T1179] RBP: 00007ffecc0288a0 R08: 0000000000000000 R09: 0000000000000000
[   47.867124][ T1179] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0a9
[   47.867322][ T1179] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffecc029000
| [   47.884076][ T1179] ------------[ cut here ]------------
| [   47.884298][ T1179] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1179
| [   47.884577][ T1179] Modules linked in: vxlan
| [   47.884990][ T1179] Tainted: [W]=WARN
[   47.885087][ T1179] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.885249][ T1179] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.885489][ T1179] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.886022][ T1179] RSP: 0018:ffa0000002346fc0 EFLAGS: 00010286
[   47.886184][ T1179] RAX: 00000000ffffffa6 RBX: ff1100000549d000 RCX: 1ff4000000468dbe
[   47.886436][ T1179] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000549d0bc
[   47.886630][ T1179] RBP: ff1100001a984000 R08: 1fe2200000a93a19 R09: ff1100001a4d5158
[   47.886835][ T1179] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   47.887033][ T1179] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013311fd0
[   47.887228][ T1179] FS:  00007f2264108840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   47.887519][ T1179] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.887684][ T1179] CR2: 000000003b42b988 CR3: 0000000016db5003 CR4: 0000000000771ef0
[   47.887897][ T1179] PKRU: 55555554
[   47.887995][ T1179] Call Trace:
[   47.888092][ T1179]  <TASK>
[   47.888159][ T1179]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   47.888298][ T1179]  ? notifier_call_chain (kernel/notifier.c:85)
[   47.888486][ T1179]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   47.888586][ T1179]  __dev_change_net_namespace (net/core/dev.c:12695)
[   47.888758][ T1179]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.888891][ T1179]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.889022][ T1179]  ? default_device_exit_batch (net/core/dev.c:13091)
[   47.889185][ T1179]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.889357][ T1179]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.889487][ T1179]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.889618][ T1179]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   47.889756][ T1179]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   47.889886][ T1179]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   47.890017][ T1179]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   47.890152][ T1179]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   47.890284][ T1179]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   47.890455][ T1179]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   47.890588][ T1179]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.890723][ T1179]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   47.890851][ T1179]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.890981][ T1179]  ? __kernel_text_address (kernel/extable.c:79)
[   47.891113][ T1179]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.891247][ T1179]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.891384][ T1179]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   47.891520][ T1179]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.891652][ T1179]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   47.891787][ T1179]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.891918][ T1179]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.892047][ T1179]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   47.892180][ T1179]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   47.892313][ T1179]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   47.892449][ T1179]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   47.892584][ T1179]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   47.892719][ T1179]  ? nla_get_range_signed (lib/nlattr.c:270)
[   47.892852][ T1179]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   47.892987][ T1179]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   47.893120][ T1179]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.893251][ T1179]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.893391][ T1179]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.893520][ T1179]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.893658][ T1179]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.893801][ T1179]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.893931][ T1179]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.894060][ T1179]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.894192][ T1179]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.894332][ T1179]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.894465][ T1179]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.894597][ T1179]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.894735][ T1179]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.894865][ T1179]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.894997][ T1179]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.895127][ T1179]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.895262][ T1179]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.895403][ T1179]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.895535][ T1179]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.895671][ T1179]  ? 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))
[   47.895809][ T1179]  ? 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))
[   47.895944][ T1179]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.896075][ T1179]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.896208][ T1179]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.896349][ T1179]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.896482][ T1179]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.896614][ T1179]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.896755][ T1179]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.896891][ T1179]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.897021][ T1179]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.897182][ T1179]  ? move_addr_to_kernel (net/socket.c:258)
[   47.897321][ T1179]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.897452][ T1179]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.897584][ T1179]  ___sys_sendmsg (net/socket.c:2752)
[   47.897723][ T1179]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.897885][ T1179]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.898028][ T1179]  __sys_sendmsg (net/socket.c:2784)
[   47.898159][ T1179]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.898292][ T1179]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.898461][ T1179]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   47.898591][ T1179]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.898730][ T1179]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.898859][ T1179]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.898989][ T1179]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.899120][ T1179]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.899281][ T1179] RIP: 0033:0x7f226434208e
[   47.899422][ T1179] 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
[   47.899904][ T1179] RSP: 002b:00007ffecc028890 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.900102][ T1179] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f226434208e
[   47.900300][ T1179] RDX: 0000000000000000 RSI: 00007ffecc028940 RDI: 0000000000000005
[   47.900500][ T1179] RBP: 00007ffecc0288a0 R08: 0000000000000000 R09: 0000000000000000
[   47.900694][ T1179] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0a9
[   47.900894][ T1179] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffecc029000
| [   47.977806][ T1182] ------------[ cut here ]------------
| [   47.977969][ T1182] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1182
| [   47.978298][ T1182] Modules linked in: vxlan
| [   47.978742][ T1182] Tainted: [W]=WARN
[   47.978841][ T1182] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.979006][ T1182] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.979183][ T1182] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.979656][ T1182] RSP: 0018:ffa00000022a6ff8 EFLAGS: 00010286
[   47.979834][ T1182] RAX: 00000000ffffffa6 RBX: ff11000012b0b8c0 RCX: 1ff4000000454dc5
[   47.980025][ T1182] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0b97c
[   47.980219][ T1182] RBP: ff1100001a989000 R08: 1fe2200002561731 R09: ff11000014f65158
[   47.980422][ T1182] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   47.980614][ T1182] R13: 0000000000000000 R14: ffa00000022a7140 R15: ff11000013c10e50
[   47.980813][ T1182] FS:  00007f575aff7840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   47.981037][ T1182] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.981201][ T1182] CR2: 0000000003026988 CR3: 0000000019e3a006 CR4: 0000000000771ef0
[   47.981415][ T1182] PKRU: 55555554
[   47.981512][ T1182] Call Trace:
[   47.981608][ T1182]  <TASK>
[   47.981676][ T1182]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   47.981812][ T1182]  __dev_change_net_namespace (net/core/dev.c:12635)
[   47.981973][ T1182]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.982103][ T1182]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.982233][ T1182]  ? default_device_exit_batch (net/core/dev.c:13091)
[   47.982404][ T1182]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.982532][ T1182]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.982661][ T1182]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.982797][ T1182]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   47.982928][ T1182]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   47.983057][ T1182]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   47.983187][ T1182]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   47.983326][ T1182]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   47.983456][ T1182]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   47.983618][ T1182]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   47.983753][ T1182]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.983882][ T1182]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   47.984010][ T1182]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.984140][ T1182]  ? __kernel_text_address (kernel/extable.c:79)
[   47.984274][ T1182]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.984466][ T1182]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.984594][ T1182]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   47.984729][ T1182]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.984859][ T1182]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   47.984986][ T1182]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.985114][ T1182]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.985242][ T1182]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   47.985431][ T1182]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   47.985561][ T1182]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   47.985690][ T1182]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   47.985828][ T1182]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   47.985957][ T1182]  ? nla_get_range_signed (lib/nlattr.c:270)
[   47.986089][ T1182]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   47.986223][ T1182]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   47.986412][ T1182]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.986540][ T1182]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.986668][ T1182]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.986801][ T1182]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.986929][ T1182]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.987060][ T1182]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.987188][ T1182]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.987367][ T1182]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.987496][ T1182]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.987624][ T1182]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.987766][ T1182]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.987896][ T1182]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.988024][ T1182]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.988153][ T1182]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.988284][ T1182]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.988418][ T1182]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.988547][ T1182]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.988676][ T1182]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.988814][ T1182]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.988945][ T1182]  ? 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))
[   47.989072][ T1182]  ? 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))
[   47.989202][ T1182]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.989349][ T1182]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.989478][ T1182]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.989608][ T1182]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.989743][ T1182]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.989874][ T1182]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.990002][ T1182]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.990131][ T1182]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.990258][ T1182]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.990425][ T1182]  ? move_addr_to_kernel (net/socket.c:258)
[   47.990564][ T1182]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.990691][ T1182]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.990827][ T1182]  ___sys_sendmsg (net/socket.c:2752)
[   47.990956][ T1182]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.991084][ T1182]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   47.991212][ T1182]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.991358][ T1182]  ? kvm_clock_get_cycles (arch/x86/kernel/kvmclock.c:80 (discriminator 1) arch/x86/kernel/kvmclock.c:87 (discriminator 1))
[   47.991489][ T1182]  __sys_sendmsg (net/socket.c:2784)
[   47.991619][ T1182]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.991754][ T1182]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.991889][ T1182]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.992017][ T1182]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.992149][ T1182]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.992280][ T1182]  ? irq_exit_rcu (kernel/softirq.c:754)
[   47.992418][ T1182]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.992596][ T1182] RIP: 0033:0x7f575b23108e
[   47.992740][ T1182] 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
[   47.993203][ T1182] RSP: 002b:00007fff7f59b280 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.993406][ T1182] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f575b23108e
[   47.993600][ T1182] RDX: 0000000000000000 RSI: 00007fff7f59b330 RDI: 0000000000000005
[   47.993798][ T1182] RBP: 00007fff7f59b290 R08: 0000000000000000 R09: 0000000000000000
[   47.993995][ T1182] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0a9
[   47.994187][ T1182] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff7f59b9f0
| [   47.998012][ T1182] ------------[ cut here ]------------
| [   47.998211][ T1182] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1182
| [   47.998512][ T1182] Modules linked in: vxlan
| [   47.998923][ T1182] Tainted: [W]=WARN
[   47.999020][ T1182] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.999182][ T1182] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.999368][ T1182] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.999841][ T1182] RSP: 0018:ffa00000022a6fc0 EFLAGS: 00010286
[   48.000006][ T1182] RAX: 00000000ffffffa6 RBX: ff11000012b0a900 RCX: 1ff4000000454dbe
[   48.000208][ T1182] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0a9bc
[   48.000412][ T1182] RBP: ff1100001a989000 R08: 1fe2200002561539 R09: ff11000014f65158
[   48.000605][ T1182] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   48.000804][ T1182] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013c10e50
[   48.001002][ T1182] FS:  00007f575aff7840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   48.001229][ T1182] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.001403][ T1182] CR2: 0000000003026988 CR3: 0000000019e3a006 CR4: 0000000000771ef0
[   48.001600][ T1182] PKRU: 55555554
[   48.001701][ T1182] Call Trace:
[   48.001798][ T1182]  <TASK>
[   48.001871][ T1182]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.002002][ T1182]  ? notifier_call_chain (kernel/notifier.c:85)
[   48.002134][ T1182]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.002235][ T1182]  __dev_change_net_namespace (net/core/dev.c:12695)
[   48.002410][ T1182]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.002540][ T1182]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.002671][ T1182]  ? default_device_exit_batch (net/core/dev.c:13091)
[   48.002838][ T1182]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.002967][ T1182]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.003098][ T1182]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.003231][ T1182]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   48.003371][ T1182]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   48.003502][ T1182]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   48.003634][ T1182]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   48.003772][ T1182]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   48.003904][ T1182]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.004068][ T1182]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.004196][ T1182]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.004393][ T1182]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   48.004521][ T1182]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.004650][ T1182]  ? __kernel_text_address (kernel/extable.c:79)
[   48.004786][ T1182]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.004917][ T1182]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.005049][ T1182]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.005181][ T1182]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.005313][ T1182]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.005498][ T1182]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.005626][ T1182]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.005763][ T1182]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   48.005894][ T1182]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   48.006029][ T1182]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   48.006164][ T1182]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.006299][ T1182]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   48.006486][ T1182]  ? nla_get_range_signed (lib/nlattr.c:270)
[   48.006619][ T1182]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   48.006760][ T1182]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   48.006894][ T1182]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.007023][ T1182]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.007155][ T1182]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.007291][ T1182]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.007475][ T1182]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.007608][ T1182]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.007744][ T1182]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.007874][ T1182]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.008010][ T1182]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.008143][ T1182]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.008279][ T1182]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.008466][ T1182]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.008599][ T1182]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.008735][ T1182]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.008868][ T1182]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.008999][ T1182]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.009130][ T1182]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.009260][ T1182]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.009452][ T1182]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.009586][ T1182]  ? 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))
[   48.009723][ T1182]  ? 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))
[   48.009854][ T1182]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.009985][ T1182]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.010121][ T1182]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.010251][ T1182]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.010444][ T1182]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.010577][ T1182]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.010719][ T1182]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.010850][ T1182]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.010981][ T1182]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.011143][ T1182]  ? move_addr_to_kernel (net/socket.c:258)
[   48.011280][ T1182]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.011467][ T1182]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.011597][ T1182]  ___sys_sendmsg (net/socket.c:2752)
[   48.011733][ T1182]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.011863][ T1182]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.011992][ T1182]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.012133][ T1182]  ? kvm_clock_get_cycles (arch/x86/kernel/kvmclock.c:80 (discriminator 1) arch/x86/kernel/kvmclock.c:87 (discriminator 1))
[   48.012269][ T1182]  __sys_sendmsg (net/socket.c:2784)
[   48.012458][ T1182]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.012591][ T1182]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.012729][ T1182]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.012858][ T1182]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.012990][ T1182]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.013122][ T1182]  ? irq_exit_rcu (kernel/softirq.c:754)
[   48.013251][ T1182]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.013473][ T1182] RIP: 0033:0x7f575b23108e
[   48.013611][ T1182] 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
[   48.014096][ T1182] RSP: 002b:00007fff7f59b280 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.014297][ T1182] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f575b23108e
[   48.014552][ T1182] RDX: 0000000000000000 RSI: 00007fff7f59b330 RDI: 0000000000000005
[   48.014761][ T1182] RBP: 00007fff7f59b290 R08: 0000000000000000 R09: 0000000000000000
[   48.014954][ T1182] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0a9
[   48.015148][ T1182] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff7f59b9f0
| [   48.047951][ T1188] ------------[ cut here ]------------
| [   48.048103][ T1188] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1188
| [   48.048385][ T1188] Modules linked in: vxlan
| [   48.048910][ T1188] Tainted: [W]=WARN
[   48.049009][ T1188] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.049176][ T1188] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.049368][ T1188] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.049843][ T1188] RSP: 0018:ffa00000022d7020 EFLAGS: 00010286
[   48.050011][ T1188] RAX: 00000000ffffffa6 RBX: ff11000012a611c0 RCX: 1ff400000045adca
[   48.050211][ T1188] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012a6127c
[   48.050417][ T1188] RBP: ff1100001a984000 R08: 1fe220000254c251 R09: ff110000169e2e58
[   48.050616][ T1188] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   48.050822][ T1188] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   48.051019][ T1188] FS:  00007f778024d840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   48.051248][ T1188] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.051424][ T1188] CR2: 000000000074b988 CR3: 000000001697c006 CR4: 0000000000771ef0
[   48.051625][ T1188] PKRU: 55555554
[   48.051732][ T1188] Call Trace:
[   48.051836][ T1188]  <TASK>
[   48.051905][ T1188]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.052040][ T1188]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.052141][ T1188]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   48.052276][ T1188]  __dev_notify_flags (net/core/dev.c:9787)
[   48.052419][ T1188]  ? netif_change_name (net/core/dev.c:1495)
[   48.052553][ T1188]  ? __dev_change_flags (net/core/dev.c:9752)
[   48.052686][ T1188]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   48.052827][ T1188]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.052958][ T1188]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   48.053093][ T1188]  netif_change_flags (net/core/dev.c:9820)
[   48.053226][ T1188]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   48.053370][ T1188]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   48.053509][ T1188]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   48.053643][ T1188]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.053815][ T1188]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.053947][ T1188]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.054078][ T1188]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   48.054212][ T1188]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.054412][ T1188]  ? __kernel_text_address (kernel/extable.c:79)
[   48.054551][ T1188]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.054685][ T1188]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.054822][ T1188]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.054955][ T1188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.055087][ T1188]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.055220][ T1188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.055441][ T1188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.055575][ T1188]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   48.055713][ T1188]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   48.055845][ T1188]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   48.055988][ T1188]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.056122][ T1188]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   48.056256][ T1188]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   48.056463][ T1188]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   48.056598][ T1188]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.056737][ T1188]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.056869][ T1188]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.057002][ T1188]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.057132][ T1188]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.057269][ T1188]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.057460][ T1188]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.057591][ T1188]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.057731][ T1188]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.057865][ T1188]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.057996][ T1188]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.058130][ T1188]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.058262][ T1188]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.058431][ T1188]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.058565][ T1188]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.058706][ T1188]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.058840][ T1188]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.058973][ T1188]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.059107][ T1188]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.059245][ T1188]  ? 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))
[   48.059385][ T1188]  ? 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))
[   48.059519][ T1188]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.059653][ T1188]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.059800][ T1188]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.059932][ T1188]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.060066][ T1188]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.060200][ T1188]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.060345][ T1188]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.060479][ T1188]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.060612][ T1188]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.060781][ T1188]  ? move_addr_to_kernel (net/socket.c:258)
[   48.060916][ T1188]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.061049][ T1188]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.061184][ T1188]  ___sys_sendmsg (net/socket.c:2752)
[   48.061323][ T1188]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.061490][ T1188]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.061635][ T1188]  __sys_sendmsg (net/socket.c:2784)
[   48.061775][ T1188]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.061909][ T1188]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.062079][ T1188]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   48.062213][ T1188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.062354][ T1188]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.062487][ T1188]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.062620][ T1188]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.062759][ T1188]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.062929][ T1188] RIP: 0033:0x7f778048708e
[   48.063069][ T1188] 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
[   48.063562][ T1188] RSP: 002b:00007ffe6d6d88b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.063768][ T1188] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f778048708e
[   48.063968][ T1188] RDX: 0000000000000000 RSI: 00007ffe6d6d8960 RDI: 0000000000000005
[   48.064166][ T1188] RBP: 00007ffe6d6d88c0 R08: 0000000000000000 R09: 0000000000000000
[   48.064372][ T1188] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0a9
[   48.064570][ T1188] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe6d6d9030
| [   48.104789][ T1190] ------------[ cut here ]------------
| [   48.104979][ T1190] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1190
| [   48.105308][ T1190] Modules linked in: vxlan
| [   48.105860][ T1190] Tainted: [W]=WARN
[   48.106014][ T1190] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.106233][ T1190] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.106512][ T1190] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.107046][ T1190] RSP: 0018:ffa0000002227020 EFLAGS: 00010286
[   48.107269][ T1190] RAX: 00000000ffffffa6 RBX: ff11000005664040 RCX: 1ff4000000444dca
[   48.107538][ T1190] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000056640fc
[   48.107799][ T1190] RBP: ff1100001a989000 R08: 1fe2200000acc821 R09: ff1100001688d158
[   48.108050][ T1190] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   48.108305][ T1190] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   48.108573][ T1190] FS:  00007f3f1d143840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   48.108871][ T1190] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.109098][ T1190] CR2: 0000000012c5c988 CR3: 0000000012a6a005 CR4: 0000000000771ef0
[   48.109375][ T1190] PKRU: 55555554
[   48.109531][ T1190] Call Trace:
[   48.109685][ T1190]  <TASK>
[   48.109817][ T1190]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.110009][ T1190]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.110165][ T1190]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   48.110375][ T1190]  __dev_notify_flags (net/core/dev.c:9787)
[   48.110569][ T1190]  ? netif_change_name (net/core/dev.c:1495)
[   48.110768][ T1190]  ? __dev_change_flags (net/core/dev.c:9752)
[   48.110960][ T1190]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   48.111147][ T1190]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.111364][ T1190]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   48.111556][ T1190]  netif_change_flags (net/core/dev.c:9820)
[   48.111751][ T1190]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   48.111939][ T1190]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   48.112131][ T1190]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   48.112342][ T1190]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.112580][ T1190]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.112779][ T1190]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.112972][ T1190]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   48.113160][ T1190]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.113370][ T1190]  ? __kernel_text_address (kernel/extable.c:79)
[   48.113560][ T1190]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.113761][ T1190]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.113954][ T1190]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.114144][ T1190]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.114359][ T1190]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.114547][ T1190]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.114753][ T1190]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.114945][ T1190]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   48.115133][ T1190]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   48.115342][ T1190]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   48.115534][ T1190]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.115731][ T1190]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   48.115922][ T1190]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   48.116115][ T1190]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   48.116312][ T1190]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.116516][ T1190]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.116713][ T1190]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.116900][ T1190]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.117093][ T1190]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.117291][ T1190]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.117496][ T1190]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.117688][ T1190]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.117886][ T1190]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.118077][ T1190]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.118268][ T1190]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.118482][ T1190]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.118671][ T1190]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.118868][ T1190]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.119060][ T1190]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.119248][ T1190]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.119462][ T1190]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.119651][ T1190]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.119851][ T1190]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.120048][ T1190]  ? 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))
[   48.120236][ T1190]  ? 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))
[   48.120445][ T1190]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.120646][ T1190]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.120844][ T1190]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.121035][ T1190]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.121225][ T1190]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.121438][ T1190]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.121632][ T1190]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.121833][ T1190]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.122022][ T1190]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.122245][ T1190]  ? move_addr_to_kernel (net/socket.c:258)
[   48.122455][ T1190]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.122644][ T1190]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.122933][ T1190]  ___sys_sendmsg (net/socket.c:2752)
[   48.123126][ T1190]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.129817][ T1190]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.130023][ T1190]  __sys_sendmsg (net/socket.c:2784)
[   48.130214][ T1190]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.130425][ T1190]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.130648][ T1190]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   48.130850][ T1190]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.131045][ T1190]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.131231][ T1190]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.131438][ T1190]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.131630][ T1190]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.131860][ T1190] RIP: 0033:0x7f3f1d37d08e
[   48.132052][ T1190] 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
[   48.132605][ T1190] RSP: 002b:00007ffe7a7b8f50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.132873][ T1190] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f3f1d37d08e
[   48.133125][ T1190] RDX: 0000000000000000 RSI: 00007ffe7a7b9000 RDI: 0000000000000005
[   48.133402][ T1190] RBP: 00007ffe7a7b8f60 R08: 0000000000000000 R09: 0000000000000000
[   48.133657][ T1190] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0a9
[   48.133918][ T1190] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe7a7b96d0
| [   48.137265][  T104] ------------[ cut here ]------------
| [   48.137418][  T104] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/104
| [   48.137664][  T104] Modules linked in: vxlan
| [   48.138175][  T104] Tainted: [W]=WARN
[   48.138271][  T104] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.138438][  T104] Workqueue: events_unbound linkwatch_event
[   48.138605][  T104] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.138851][  T104] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.139376][  T104] RSP: 0018:ffa00000006779e0 EFLAGS: 00010286
[   48.139533][  T104] RAX: 00000000ffffffa6 RBX: ff11000004a338c0 RCX: 1ff40000000cef02
[   48.139720][  T104] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004a3397c
[   48.139983][  T104] RBP: ff1100001a989000 R08: 1fe2200000946731 R09: ff11000016de0ba8
[   48.140165][  T104] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   48.140363][  T104] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.140626][  T104] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   48.140849][  T104] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.141004][  T104] CR2: 00007ffc199fadc8 CR3: 0000000004b36001 CR4: 0000000000771ef0
[   48.141188][  T104] PKRU: 55555554
[   48.141281][  T104] Call Trace:
[   48.141383][  T104]  <TASK>
[   48.141447][  T104]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.141569][  T104]  ? notifier_call_chain (kernel/notifier.c:85)
[   48.141692][  T104]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.141793][  T104]  netif_state_change (net/core/dev.c:1605)
[   48.141918][  T104]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   48.142070][  T104]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   48.142190][  T104]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   48.142321][  T104]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.142445][  T104]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   48.142565][  T104]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   48.142689][  T104]  process_one_work (kernel/workqueue.c:3314)
[   48.142823][  T104]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   48.142944][  T104]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.143071][  T104]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   48.143196][  T104]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.143327][  T104]  kthread (kernel/kthread.c:436)
[   48.143420][  T104]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   48.143572][  T104]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.143693][  T104]  ret_from_fork (arch/x86/kernel/process.c:158)
[   48.143822][  T104]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   48.143973][  T104]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   48.144094][  T104]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.144215][  T104]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   48.145919][  T104] ------------[ cut here ]------------
| [   48.146038][  T104] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/104
| [   48.146277][  T104] Modules linked in: vxlan
| [   48.146758][  T104] Tainted: [W]=WARN
[   48.146850][  T104] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.147001][  T104] Workqueue: events_unbound linkwatch_event
[   48.147163][  T104] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.147332][  T104] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.147776][  T104] RSP: 0018:ffa00000006779e0 EFLAGS: 00010286
[   48.147930][  T104] RAX: 00000000ffffffa6 RBX: ff11000010b903c0 RCX: 1ff40000000cef02
[   48.148111][  T104] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010b9047c
[   48.148300][  T104] RBP: ff1100001a984000 R08: 1fe2200002172091 R09: ff11000016de0ba8
[   48.148493][  T104] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   48.148673][  T104] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.148862][  T104] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   48.149078][  T104] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.149232][  T104] CR2: 00007ffc199fadc8 CR3: 0000000004b36001 CR4: 0000000000771ef0
[   48.149426][  T104] PKRU: 55555554
[   48.149517][  T104] Call Trace:
[   48.149608][  T104]  <TASK>
[   48.149671][  T104]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.149797][  T104]  ? notifier_call_chain (kernel/notifier.c:85)
[   48.149920][  T104]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.150013][  T104]  netif_state_change (net/core/dev.c:1605)
[   48.150136][  T104]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   48.150293][  T104]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   48.150421][  T104]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   48.150543][  T104]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.150667][  T104]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   48.150800][  T104]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   48.150924][  T104]  process_one_work (kernel/workqueue.c:3314)
[   48.151049][  T104]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   48.151172][  T104]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.151307][  T104]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   48.151443][  T104]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   48.151564][  T104]  kthread (kernel/kthread.c:436)
[   48.151655][  T104]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   48.151813][  T104]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.151934][  T104]  ret_from_fork (arch/x86/kernel/process.c:158)
[   48.152056][  T104]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   48.152208][  T104]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   48.152340][  T104]  ? kthread_affine_node (kernel/kthread.c:378)
[   48.152461][  T104]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   48.204247][ T1191] ------------[ cut here ]------------
| [   48.204443][ T1191] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1191
| [   48.204771][ T1191] Modules linked in: vxlan
| [   48.205287][ T1191] Tainted: [W]=WARN
[   48.205458][ T1191] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.205679][ T1191] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.205917][ T1191] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.206466][ T1191] RSP: 0018:ffa0000002366ee0 EFLAGS: 00010286
[   48.206689][ T1191] RAX: 00000000ffffffa6 RBX: ff11000013d44900 RCX: 1ff400000046cda2
[   48.206951][ T1191] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013d449bc
[   48.207204][ T1191] RBP: ff1100001a984000 R08: 1fe22000027a8939 R09: ff110000169e5158
[   48.207474][ T1191] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   48.207740][ T1191] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   48.207994][ T1191] FS:  00007fb33375b840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   48.208292][ T1191] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.208528][ T1191] CR2: 0000000024a79988 CR3: 00000000166c3003 CR4: 0000000000771ef0
[   48.208792][ T1191] PKRU: 55555554
[   48.208945][ T1191] Call Trace:
[   48.209098][ T1191]  <TASK>
[   48.209219][ T1191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.209428][ T1191]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   48.209620][ T1191]  notifier_call_chain (kernel/notifier.c:85)
[   48.209817][ T1191]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   48.210004][ T1191]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.210192][ T1191]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   48.210398][ T1191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.210589][ T1191]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[   48.210782][ T1191]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[   48.210975][ T1191]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   48.211163][ T1191]  ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:45)
[   48.211371][ T1191]  ? netdev_rx_handler_register (net/core/dev.c:5900)
[   48.211558][ T1191]  br_add_if (net/bridge/br_if.c:619)
[   48.211724][ T1191]  do_set_master (net/core/rtnetlink.c:3011)
[   48.211913][ T1191]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   48.212120][ T1191]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   48.212338][ T1191]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   48.212526][ T1191]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.212758][ T1191]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.212947][ T1191]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.213136][ T1191]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   48.213342][ T1191]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.213532][ T1191]  ? __kernel_text_address (kernel/extable.c:79)
[   48.213726][ T1191]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.213914][ T1191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.214098][ T1191]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.214287][ T1191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.214488][ T1191]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.214672][ T1191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.214866][ T1191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.215055][ T1191]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   48.215259][ T1191]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   48.215466][ T1191]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   48.215655][ T1191]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.215851][ T1191]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   48.216039][ T1191]  ? nla_get_range_signed (lib/nlattr.c:270)
[   48.216228][ T1191]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   48.216439][ T1191]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   48.216628][ T1191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.216823][ T1191]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.217012][ T1191]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.217197][ T1191]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.217401][ T1191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.217591][ T1191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.217782][ T1191]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.217972][ T1191]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.218157][ T1191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.218365][ T1191]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.218551][ T1191]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.218746][ T1191]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.218933][ T1191]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.219118][ T1191]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.219309][ T1191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.219511][ T1191]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.219707][ T1191]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.219892][ T1191]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.220087][ T1191]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.220283][ T1191]  ? 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))
[   48.220483][ T1191]  ? 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))
[   48.220672][ T1191]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.220873][ T1191]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.221061][ T1191]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.221250][ T1191]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.221458][ T1191]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.221646][ T1191]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.221845][ T1191]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.222034][ T1191]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.222220][ T1191]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.222461][ T1191]  ? move_addr_to_kernel (net/socket.c:258)
[   48.222649][ T1191]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.222845][ T1191]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.223035][ T1191]  ___sys_sendmsg (net/socket.c:2752)
[   48.223220][ T1191]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.223460][ T1191]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.223663][ T1191]  __sys_sendmsg (net/socket.c:2784)
[   48.223857][ T1191]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.224041][ T1191]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.224264][ T1191]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   48.224470][ T1191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.224658][ T1191]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.224848][ T1191]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.225033][ T1191]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.225224][ T1191]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.225463][ T1191] RIP: 0033:0x7fb33399508e
[   48.225656][ T1191] 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
[   48.226190][ T1191] RSP: 002b:00007ffebe354900 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.226467][ T1191] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb33399508e
[   48.226726][ T1191] RDX: 0000000000000000 RSI: 00007ffebe3549b0 RDI: 0000000000000005
[   48.226977][ T1191] RBP: 00007ffebe354910 R08: 0000000000000000 R09: 0000000000000000
[   48.227228][ T1191] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0a9
[   48.227503][ T1191] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffebe355080
| [   48.229769][ T1191] ------------[ cut here ]------------
| [   48.229957][ T1191] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1191
| [   48.230282][ T1191] Modules linked in: vxlan
| [   48.230837][ T1191] Tainted: [W]=WARN
[   48.230994][ T1191] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.231223][ T1191] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.231619][ T1191] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.232235][ T1191] RSP: 0018:ffa0000002366ea0 EFLAGS: 00010286
[   48.232541][ T1191] RAX: 00000000ffffffa6 RBX: ff11000013d45a80 RCX: 1ff400000046cd9a
[   48.232869][ T1191] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013d45b3c
[   48.233190][ T1191] RBP: ff1100001a984000 R08: 1fe22000027a8b69 R09: ff110000169e5158
[   48.233559][ T1191] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   48.233923][ T1191] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000016570408
[   48.234394][ T1191] FS:  00007fb33375b840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   48.234785][ T1191] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.235071][ T1191] CR2: 0000000024a79988 CR3: 00000000166c3003 CR4: 0000000000771ef0
[   48.235418][ T1191] PKRU: 55555554
[   48.235715][ T1191] Call Trace:
[   48.235869][ T1191]  <TASK>
[   48.235993][ T1191]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   48.236189][ T1191]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.236405][ T1191]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.236564][ T1191]  __dev_notify_flags (net/core/dev.c:9787)
[   48.236767][ T1191]  ? netdev_notice (net/core/dev.c:13008)
[   48.236966][ T1191]  ? netif_change_name (net/core/dev.c:1495)
[   48.237160][ T1191]  ? dev_get_min_mp_channel_count (./include/net/netdev_lock.h:30 (discriminator 1))
[   48.237407][ T1191]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   48.237602][ T1191]  __dev_set_promiscuity (net/core/dev.c:9630)
[   48.237807][ T1191]  netif_set_promiscuity (net/core/dev.c:9639)
[   48.238000][ T1191]  dev_set_promiscuity (net/core/dev_api.c:288)
[   48.238194][ T1191]  br_port_set_promisc (net/bridge/br_if.c:108)
[   48.238407][ T1191]  br_manage_promisc (net/bridge/br_if.c:174)
[   48.238605][ T1191]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   48.238806][ T1191]  br_add_if (net/bridge/br_if.c:242 net/bridge/br_if.c:627)
[   48.238968][ T1191]  do_set_master (net/core/rtnetlink.c:3011)
[   48.239160][ T1191]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   48.239390][ T1191]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   48.239586][ T1191]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   48.239797][ T1191]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.240029][ T1191]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.240221][ T1191]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.240434][ T1191]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   48.240624][ T1191]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.240823][ T1191]  ? __kernel_text_address (kernel/extable.c:79)
[   48.241016][ T1191]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.241211][ T1191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.241427][ T1191]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.241618][ T1191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.241817][ T1191]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.242007][ T1191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.242198][ T1191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.242406][ T1191]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   48.242599][ T1191]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   48.242799][ T1191]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   48.242994][ T1191]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.243188][ T1191]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   48.243399][ T1191]  ? nla_get_range_signed (lib/nlattr.c:270)
[   48.243594][ T1191]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   48.243796][ T1191]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   48.243989][ T1191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.244178][ T1191]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.244392][ T1191]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.244585][ T1191]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.244782][ T1191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.244976][ T1191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.245166][ T1191]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.245374][ T1191]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.245565][ T1191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.245766][ T1191]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.245962][ T1191]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.246153][ T1191]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.246366][ T1191]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.246557][ T1191]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.246759][ T1191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.246953][ T1191]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.247147][ T1191]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.247359][ T1191]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.247554][ T1191]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.247756][ T1191]  ? 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))
[   48.247946][ T1191]  ? 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))
[   48.248139][ T1191]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.248352][ T1191]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.248546][ T1191]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.248747][ T1191]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.248945][ T1191]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.249137][ T1191]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.249349][ T1191]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.249542][ T1191]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.249740][ T1191]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.249962][ T1191]  ? move_addr_to_kernel (net/socket.c:258)
[   48.250156][ T1191]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.250371][ T1191]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.250566][ T1191]  ___sys_sendmsg (net/socket.c:2752)
[   48.250765][ T1191]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.250989][ T1191]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.251193][ T1191]  __sys_sendmsg (net/socket.c:2784)
[   48.251404][ T1191]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.251596][ T1191]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.251833][ T1191]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   48.252027][ T1191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.252219][ T1191]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.252431][ T1191]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.252622][ T1191]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.252818][ T1191]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.253041][ T1191] RIP: 0033:0x7fb33399508e
[   48.253237][ T1191] 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
[   48.253810][ T1191] RSP: 002b:00007ffebe354900 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.254080][ T1191] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb33399508e
[   48.254363][ T1191] RDX: 0000000000000000 RSI: 00007ffebe3549b0 RDI: 0000000000000005
[   48.254627][ T1191] RBP: 00007ffebe354910 R08: 0000000000000000 R09: 0000000000000000
[   48.254895][ T1191] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0a9
[   48.255155][ T1191] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffebe355080
| [   48.258154][ T1191] ------------[ cut here ]------------
| [   48.258972][ T1191] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1191
| [   48.259360][ T1191] Modules linked in: vxlan
| [   48.259983][ T1191] Tainted: [W]=WARN
[   48.260191][ T1191] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.260487][ T1191] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.260780][ T1191] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.261373][ T1191] RSP: 0018:ffa0000002367000 EFLAGS: 00010286
[   48.261647][ T1191] RAX: 00000000ffffffa6 RBX: ff11000013596580 RCX: 1ff400000046cdc6
[   48.261964][ T1191] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001359663c
[   48.262270][ T1191] RBP: ff110000135ea000 R08: 1fe22000026b2cc9 R09: ff110000169e5158
[   48.262591][ T1191] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   48.262903][ T1191] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   48.263208][ T1191] FS:  00007fb33375b840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   48.263571][ T1191] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.263852][ T1191] CR2: 0000000024a79988 CR3: 00000000166c3003 CR4: 0000000000771ef0
[   48.264158][ T1191] PKRU: 55555554
[   48.264385][ T1191] Call Trace:
[   48.264590][ T1191]  <TASK>
[   48.264771][ T1191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.265014][ T1191]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   48.265254][ T1191]  notifier_call_chain (kernel/notifier.c:85)
[   48.265517][ T1191]  call_netdevice_notifiers (net/core/dev.c:2287 net/core/dev.c:2301)
[   48.265764][ T1191]  ? __dev_open (./include/net/netdev_lock.h:33)
[   48.266004][ T1191]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[   48.266245][ T1191]  br_add_if (net/bridge/br_if.c:679)
[   48.266475][ T1191]  do_set_master (net/core/rtnetlink.c:3011)
[   48.266722][ T1191]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   48.266964][ T1191]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   48.267207][ T1191]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   48.267465][ T1191]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.267746][ T1191]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.267987][ T1191]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.268225][ T1191]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   48.268487][ T1191]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.268739][ T1191]  ? __kernel_text_address (kernel/extable.c:79)
[   48.268978][ T1191]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.269219][ T1191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.269481][ T1191]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.269729][ T1191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.269967][ T1191]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.270205][ T1191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.270464][ T1191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.270712][ T1191]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   48.270951][ T1191]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   48.271189][ T1191]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   48.271450][ T1191]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.271691][ T1191]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   48.271938][ T1191]  ? nla_get_range_signed (lib/nlattr.c:270)
[   48.272179][ T1191]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   48.272447][ T1191]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   48.272692][ T1191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.272938][ T1191]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.273177][ T1191]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.273404][ T1191]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.273585][ T1191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.273781][ T1191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.273967][ T1191]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.274150][ T1191]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.274357][ T1191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.274542][ T1191]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.274733][ T1191]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.274918][ T1191]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.275101][ T1191]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.275286][ T1191]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.275491][ T1191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.275675][ T1191]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.275868][ T1191]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.276051][ T1191]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.276235][ T1191]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.276439][ T1191]  ? 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))
[   48.276622][ T1191]  ? 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))
[   48.276815][ T1191]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.277003][ T1191]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.277187][ T1191]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.277395][ T1191]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.277582][ T1191]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.277776][ T1191]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.277962][ T1191]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.278146][ T1191]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.278355][ T1191]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.278571][ T1191]  ? move_addr_to_kernel (net/socket.c:258)
[   48.278765][ T1191]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.278950][ T1191]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.279137][ T1191]  ___sys_sendmsg (net/socket.c:2752)
[   48.279340][ T1191]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.279555][ T1191]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.279760][ T1191]  __sys_sendmsg (net/socket.c:2784)
[   48.279946][ T1191]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.280128][ T1191]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.280369][ T1191]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   48.280553][ T1191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.280748][ T1191]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.280933][ T1191]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.281116][ T1191]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.281308][ T1191]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.281540][ T1191] RIP: 0033:0x7fb33399508e
[   48.281746][ T1191] 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
[   48.282271][ T1191] RSP: 002b:00007ffebe354900 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.282540][ T1191] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb33399508e
[   48.282799][ T1191] RDX: 0000000000000000 RSI: 00007ffebe3549b0 RDI: 0000000000000005
[   48.283046][ T1191] RBP: 00007ffebe354910 R08: 0000000000000000 R09: 0000000000000000
[   48.283296][ T1191] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0a9
[   48.283562][ T1191] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffebe355080
| [   48.285714][ T1191] ------------[ cut here ]------------
| [   48.285894][ T1191] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1191
| [   48.286201][ T1191] Modules linked in: vxlan
| [   48.286734][ T1191] Tainted: [W]=WARN
[   48.286884][ T1191] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.287103][ T1191] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.287636][ T1191] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.288221][ T1191] RSP: 0018:ffa0000002366f78 EFLAGS: 00010286
[   48.288517][ T1191] RAX: 00000000ffffffa6 RBX: ff110000135971c0 RCX: 1ff400000046cdb5
[   48.288832][ T1191] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001359727c
[   48.289140][ T1191] RBP: ff110000135ea000 R08: 1fe22000026b2e51 R09: ff110000169e5158
[   48.289467][ T1191] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   48.289788][ T1191] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000002
[   48.290098][ T1191] FS:  00007fb33375b840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   48.290456][ T1191] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.290737][ T1191] CR2: 0000000024a79988 CR3: 00000000166c3003 CR4: 0000000000771ef0
[   48.291043][ T1191] PKRU: 55555554
[   48.291247][ T1191] Call Trace:
[   48.291471][ T1191]  <TASK>
[   48.291647][ T1191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.291894][ T1191]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   48.292135][ T1191]  notifier_call_chain (kernel/notifier.c:85)
[   48.292397][ T1191]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[   48.292671][ T1191]  ? netdev_change_features (net/core/dev.c:11117)
[   48.292917][ T1191]  ? br_opt_toggle (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:767 net/bridge/br.c:391)
[   48.293158][ T1191]  br_add_if (net/bridge/br_if.c:683)
[   48.293391][ T1191]  do_set_master (net/core/rtnetlink.c:3011)
[   48.293632][ T1191]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   48.293878][ T1191]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   48.294119][ T1191]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   48.294376][ T1191]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.294650][ T1191]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.294898][ T1191]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.295144][ T1191]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   48.295403][ T1191]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.295643][ T1191]  ? __kernel_text_address (kernel/extable.c:79)
[   48.295895][ T1191]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.296139][ T1191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.296398][ T1191]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.296638][ T1191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.296892][ T1191]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.297133][ T1191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.297391][ T1191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.297631][ T1191]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   48.297882][ T1191]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   48.298125][ T1191]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   48.298386][ T1191]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.298629][ T1191]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   48.298881][ T1191]  ? nla_get_range_signed (lib/nlattr.c:270)
[   48.299125][ T1191]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   48.299389][ T1191]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   48.299632][ T1191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.299880][ T1191]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.300122][ T1191]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.300381][ T1191]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.300620][ T1191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.300874][ T1191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.301111][ T1191]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.301295][ T1191]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.301495][ T1191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.301680][ T1191]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.301873][ T1191]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.302057][ T1191]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.302247][ T1191]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.302448][ T1191]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.302635][ T1191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.302829][ T1191]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.303018][ T1191]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.303202][ T1191]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.303404][ T1191]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.303592][ T1191]  ? 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))
[   48.303790][ T1191]  ? 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))
[   48.303980][ T1191]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.304167][ T1191]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.304372][ T1191]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.304560][ T1191]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.304749][ T1191]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.304934][ T1191]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.305120][ T1191]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.305330][ T1191]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.305513][ T1191]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.305736][ T1191]  ? move_addr_to_kernel (net/socket.c:258)
[   48.305921][ T1191]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.306106][ T1191]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.306293][ T1191]  ___sys_sendmsg (net/socket.c:2752)
[   48.306497][ T1191]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.306723][ T1191]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.306921][ T1191]  __sys_sendmsg (net/socket.c:2784)
[   48.307105][ T1191]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.307289][ T1191]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.307524][ T1191]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   48.307717][ T1191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.307902][ T1191]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.308088][ T1191]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.308274][ T1191]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.308473][ T1191]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.308686][ T1191] RIP: 0033:0x7fb33399508e
[   48.308884][ T1191] 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
[   48.309432][ T1191] RSP: 002b:00007ffebe354900 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.309682][ T1191] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb33399508e
[   48.309940][ T1191] RDX: 0000000000000000 RSI: 00007ffebe3549b0 RDI: 0000000000000005
[   48.310189][ T1191] RBP: 00007ffebe354910 R08: 0000000000000000 R09: 0000000000000000
[   48.310463][ T1191] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0a9
[   48.310717][ T1191] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffebe355080
| [   48.543204][ T1213] ------------[ cut here ]------------
| [   48.544037][ T1213] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1213
| [   48.544400][ T1213] Modules linked in: vxlan
| [   48.544848][ T1213] Tainted: [W]=WARN
[   48.544957][ T1213] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.545133][ T1213] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.545326][ T1213] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.545834][ T1213] RSP: 0018:ffa00000022d7090 EFLAGS: 00010286
[   48.546012][ T1213] RAX: 00000000ffffffa6 RBX: ff11000011e3c900 RCX: 1ff400000045add8
[   48.546222][ T1213] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e3c9bc
[   48.546441][ T1213] RBP: ff1100001a989000 R08: 1fe22000023c7939 R09: ff1100001a77ae80
[   48.546656][ T1213] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   48.546878][ T1213] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   48.547089][ T1213] FS:  00007f51ac430840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   48.547346][ T1213] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.547522][ T1213] CR2: 00007f51ac629460 CR3: 000000001a9ef004 CR4: 0000000000771ef0
[   48.547742][ T1213] PKRU: 55555554
[   48.547847][ T1213] Call Trace:
[   48.547952][ T1213]  <TASK>
[   48.548026][ T1213]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.548196][ T1213]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   48.548349][ T1213]  notifier_call_chain (kernel/notifier.c:85)
[   48.548492][ T1213]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   48.548637][ T1213]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   48.548794][ T1213]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   48.548943][ T1213]  netdev_upper_dev_link (net/core/dev.c:8972)
[   48.549084][ T1213]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   48.549225][ T1213]  register_vlan_dev (net/8021q/vlan.c:183)
[   48.549378][ T1213]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   48.549526][ T1213]  vlan_newlink (net/8021q/vlan_netlink.c:194)
[   48.549667][ T1213]  ? nla_strscpy (lib/nlattr.c:795)
[   48.549816][ T1213]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   48.549957][ T1213]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   48.550097][ T1213]  ? __dev_get_by_name (net/core/dev.c:883)
[   48.550239][ T1213]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   48.550394][ T1213]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   48.550540][ T1213]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   48.550682][ T1213]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.550828][ T1213]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.550966][ T1213]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.551108][ T1213]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.551248][ T1213]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.551401][ T1213]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.551545][ T1213]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.551685][ T1213]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.551829][ T1213]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.551969][ T1213]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.552110][ T1213]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.552252][ T1213]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.552399][ T1213]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.552540][ T1213]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.552678][ T1213]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.552825][ T1213]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.552968][ T1213]  ? 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))
[   48.553107][ T1213]  ? 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))
[   48.553249][ T1213]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.553400][ T1213]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.553544][ T1213]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.553687][ T1213]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.553836][ T1213]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.553979][ T1213]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.554122][ T1213]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.554264][ T1213]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.554413][ T1213]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.554587][ T1213]  ? move_addr_to_kernel (net/socket.c:258)
[   48.554743][ T1213]  ___sys_sendmsg (net/socket.c:2752)
[   48.554883][ T1213]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.555024][ T1213]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.555178][ T1213]  ? 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))
[   48.555332][ T1213]  __sys_sendmsg (net/socket.c:2784)
[   48.555477][ T1213]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.555620][ T1213]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.555765][ T1213]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.555907][ T1213]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.556051][ T1213]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.556198][ T1213]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.556348][ T1213]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.556521][ T1213] RIP: 0033:0x7f51ac66a08e
[   48.556669][ T1213] 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
[   48.557180][ T1213] RSP: 002b:00007ffdb69f8d40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.557400][ T1213] RAX: ffffffffffffffda RBX: 00007ffdb69f9500 RCX: 00007f51ac66a08e
[   48.557615][ T1213] RDX: 0000000000000000 RSI: 00007ffdb69f8df0 RDI: 0000000000000005
[   48.557830][ T1213] RBP: 00007ffdb69f8d50 R08: 0000000000000000 R09: 0000000000000000
[   48.558041][ T1213] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0a9
[   48.558251][ T1213] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdb69f94c0
| [   48.560008][ T1213] ------------[ cut here ]------------
| [   48.560197][ T1213] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1213
| [   48.560537][ T1213] Modules linked in: vxlan
| [   48.561060][ T1213] Tainted: [W]=WARN
[   48.561214][ T1213] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.561463][ T1213] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.561702][ T1213] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.562236][ T1213] RSP: 0018:ffa00000022d71b0 EFLAGS: 00010286
[   48.562474][ T1213] RAX: 00000000ffffffa6 RBX: ff11000011e3cac0 RCX: 1ff400000045adfc
[   48.562740][ T1213] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e3cb7c
[   48.562994][ T1213] RBP: ff1100001946c000 R08: 1fe22000023c7971 R09: ff1100001a77ae80
[   48.563248][ T1213] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   48.563525][ T1213] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab76b3a0
[   48.563795][ T1213] FS:  00007f51ac430840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   48.564087][ T1213] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.564332][ T1213] CR2: 00007f9aa48f5f98 CR3: 000000001a9ef006 CR4: 0000000000771ef0
[   48.564589][ T1213] PKRU: 55555554
[   48.564746][ T1213] Call Trace:
[   48.564901][ T1213]  <TASK>
[   48.565026][ T1213]  ? register_vlan_dev (net/8021q/vlan.c:188)
[   48.565215][ T1213]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.565429][ T1213]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.565618][ T1213]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.565783][ T1213]  __dev_notify_flags (net/core/dev.c:9787)
[   48.565973][ T1213]  ? netdev_update_features (net/core/dev.c:11098)
[   48.566162][ T1213]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[   48.566405][ T1213]  ? netif_change_name (net/core/dev.c:1495)
[   48.566595][ T1213]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   48.566792][ T1213]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   48.566985][ T1213]  ? register_vlan_dev (net/8021q/vlan.c:196)
[   48.567174][ T1213]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   48.567386][ T1213]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   48.567579][ T1213]  ? nla_strscpy (lib/nlattr.c:795)
[   48.567780][ T1213]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   48.567973][ T1213]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   48.568161][ T1213]  ? __dev_get_by_name (net/core/dev.c:883)
[   48.568372][ T1213]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   48.568569][ T1213]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   48.568772][ T1213]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   48.568962][ T1213]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.569163][ T1213]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.569372][ T1213]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.569561][ T1213]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.569760][ T1213]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.569958][ T1213]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.570149][ T1213]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.570363][ T1213]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.570554][ T1213]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.570748][ T1213]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.570940][ T1213]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.571131][ T1213]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.571339][ T1213]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.571530][ T1213]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.571724][ T1213]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.571915][ T1213]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.572113][ T1213]  ? 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))
[   48.572303][ T1213]  ? 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))
[   48.572509][ T1213]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.572710][ T1213]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.572901][ T1213]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.573090][ T1213]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.573285][ T1213]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.573491][ T1213]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.573686][ T1213]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.573884][ T1213]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.574072][ T1213]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.574293][ T1213]  ? move_addr_to_kernel (net/socket.c:258)
[   48.574504][ T1213]  ___sys_sendmsg (net/socket.c:2752)
[   48.574701][ T1213]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.574892][ T1213]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.575094][ T1213]  ? 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))
[   48.575290][ T1213]  __sys_sendmsg (net/socket.c:2784)
[   48.575497][ T1213]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.575701][ T1213]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.575894][ T1213]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.576084][ T1213]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.576275][ T1213]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.576482][ T1213]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.576674][ T1213]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.576905][ T1213] RIP: 0033:0x7f51ac66a08e
[   48.577101][ T1213] 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
[   48.577661][ T1213] RSP: 002b:00007ffdb69f8d40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.577930][ T1213] RAX: ffffffffffffffda RBX: 00007ffdb69f9500 RCX: 00007f51ac66a08e
[   48.578185][ T1213] RDX: 0000000000000000 RSI: 00007ffdb69f8df0 RDI: 0000000000000005
[   48.578464][ T1213] RBP: 00007ffdb69f8d50 R08: 0000000000000000 R09: 0000000000000000
[   48.578728][ T1213] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0a9
[   48.578985][ T1213] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdb69f94c0
| [   48.640881][ T1215] ------------[ cut here ]------------
| [   48.641074][ T1215] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1215
| [   48.641407][ T1215] Modules linked in: vxlan
| [   48.641919][ T1215] Tainted: [W]=WARN
[   48.642069][ T1215] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.642287][ T1215] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.642524][ T1215] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.643055][ T1215] RSP: 0018:ffa0000002407020 EFLAGS: 00010286
[   48.643276][ T1215] RAX: 00000000ffffffa6 RBX: ff1100001311c580 RCX: 1ff4000000480dca
[   48.643626][ T1215] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001311c63c
[   48.643958][ T1215] RBP: ff1100001946c000 R08: 1fe22000026238c9 R09: ff110000194e0b58
[   48.644257][ T1215] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   48.644610][ T1215] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   48.644938][ T1215] FS:  00007ff8a0c10840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   48.645236][ T1215] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.645466][ T1215] CR2: 00007ff8a0ee01a0 CR3: 0000000019d07002 CR4: 0000000000771ef0
[   48.645722][ T1215] PKRU: 55555554
[   48.645871][ T1215] Call Trace:
[   48.646019][ T1215]  <TASK>
[   48.646142][ T1215]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   48.646344][ T1215]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.646531][ T1215]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.646683][ T1215]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   48.646873][ T1215]  __dev_notify_flags (net/core/dev.c:9787)
[   48.647059][ T1215]  ? netif_change_name (net/core/dev.c:1495)
[   48.647241][ T1215]  ? __dev_change_flags (net/core/dev.c:9752)
[   48.647442][ T1215]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   48.647623][ T1215]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.647810][ T1215]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   48.647995][ T1215]  netif_change_flags (net/core/dev.c:9820)
[   48.648178][ T1215]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   48.648383][ T1215]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   48.648572][ T1215]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   48.648771][ T1215]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.648988][ T1215]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.649171][ T1215]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.649371][ T1215]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   48.649553][ T1215]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.649746][ T1215]  ? __kernel_text_address (kernel/extable.c:79)
[   48.649933][ T1215]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.650119][ T1215]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.650304][ T1215]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.650503][ T1215]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.650687][ T1215]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.650875][ T1215]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.651057][ T1215]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.651241][ T1215]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   48.651446][ T1215]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   48.651630][ T1215]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   48.651824][ T1215]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.652009][ T1215]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   48.652196][ T1215]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   48.652402][ T1215]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   48.652588][ T1215]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.652777][ T1215]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.652965][ T1215]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.653148][ T1215]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.653369][ T1215]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.653561][ T1215]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.653745][ T1215]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.653930][ T1215]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.654115][ T1215]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.654307][ T1215]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.654508][ T1215]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.654691][ T1215]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.654882][ T1215]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.655064][ T1215]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.655249][ T1215]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.655449][ T1215]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.655633][ T1215]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.655832][ T1215]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.656019][ T1215]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.656206][ T1215]  ? 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))
[   48.656403][ T1215]  ? 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))
[   48.656589][ T1215]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.656780][ T1215]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.656963][ T1215]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.657151][ T1215]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.657358][ T1215]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.657543][ T1215]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.657734][ T1215]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.657918][ T1215]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.658100][ T1215]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.658332][ T1215]  ? move_addr_to_kernel (net/socket.c:258)
[   48.658518][ T1215]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.658714][ T1215]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.658898][ T1215]  ___sys_sendmsg (net/socket.c:2752)
[   48.659080][ T1215]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.659297][ T1215]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.659508][ T1215]  __sys_sendmsg (net/socket.c:2784)
[   48.659693][ T1215]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.659884][ T1215]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.660106][ T1215]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   48.660291][ T1215]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.660494][ T1215]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.660677][ T1215]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.660868][ T1215]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.661052][ T1215]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.661268][ T1215] RIP: 0033:0x7ff8a0e4a08e
[   48.661478][ T1215] 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
[   48.662001][ T1215] RSP: 002b:00007ffdf5b48e90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.662249][ T1215] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff8a0e4a08e
[   48.662519][ T1215] RDX: 0000000000000000 RSI: 00007ffdf5b48f40 RDI: 0000000000000005
[   48.662775][ T1215] RBP: 00007ffdf5b48ea0 R08: 0000000000000000 R09: 0000000000000000
[   48.663022][ T1215] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0a9
[   48.663269][ T1215] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdf5b49610
| [   48.697838][ T1216] ------------[ cut here ]------------
| [   48.698037][ T1216] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1216
| [   48.698732][ T1216] Modules linked in: vxlan
| [   48.699267][ T1216] Tainted: [W]=WARN
[   48.699444][ T1216] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.699672][ T1216] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.699916][ T1216] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.700489][ T1216] RSP: 0018:ffa0000002406f70 EFLAGS: 00010286
[   48.700726][ T1216] RAX: 00000000ffffffa6 RBX: ff110000168f4ac0 RCX: 1ff4000000480db4
[   48.700994][ T1216] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000168f4b7c
[   48.701261][ T1216] RBP: ff110000052b4000 R08: 1fe2200002d1e971 R09: ff11000010c0ae80
[   48.701545][ T1216] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   48.701814][ T1216] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   48.702078][ T1216] FS:  00007f6f4fcc6840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   48.702399][ T1216] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.702628][ T1216] CR2: 000000003bb1fa28 CR3: 0000000016a2d004 CR4: 0000000000771ef0
[   48.702905][ T1216] PKRU: 55555554
[   48.703062][ T1216] Call Trace:
[   48.703220][ T1216]  <TASK>
[   48.703365][ T1216]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.703560][ T1216]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   48.703764][ T1216]  notifier_call_chain (kernel/notifier.c:85)
[   48.703960][ T1216]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   48.704154][ T1216]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   48.704371][ T1216]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   48.704568][ T1216]  netdev_upper_dev_link (net/core/dev.c:8972)
[   48.704770][ T1216]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   48.704967][ T1216] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   48.705167][ T1216]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   48.705394][ T1216] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   48.705596][ T1216]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   48.705803][ T1216]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   48.705999][ T1216]  ? nla_strscpy (lib/nlattr.c:795)
[   48.706194][ T1216]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   48.706409][ T1216]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   48.706603][ T1216]  ? __dev_get_by_name (net/core/dev.c:883)
[   48.706803][ T1216]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   48.707004][ T1216]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   48.707208][ T1216]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   48.707424][ T1216]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.707615][ T1216]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.707816][ T1216]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.708008][ T1216]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.708199][ T1216]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.708411][ T1216]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.708609][ T1216]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.708811][ T1216]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.709004][ T1216]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.709197][ T1216]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.709408][ T1216]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.709602][ T1216]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.709803][ T1216]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.709997][ T1216]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.710192][ T1216]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.710405][ T1216]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.710602][ T1216]  ? 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))
[   48.710802][ T1216]  ? 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))
[   48.710998][ T1216]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.711193][ T1216]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.711407][ T1216]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.711604][ T1216]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.711810][ T1216]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.712004][ T1216]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.712198][ T1216]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.712406][ T1216]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.712598][ T1216]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.712833][ T1216]  ? move_addr_to_kernel (net/socket.c:258)
[   48.713026][ T1216]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.713222][ T1216]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.713436][ T1216]  ___sys_sendmsg (net/socket.c:2752)
[   48.713628][ T1216]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.713867][ T1216]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.714072][ T1216]  __sys_sendmsg (net/socket.c:2784)
[   48.714267][ T1216]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.714477][ T1216]  ? vfs_write (./include/linux/fsnotify.h:96 ./include/linux/fsnotify.h:113 ./include/linux/fsnotify.h:127 ./include/linux/fsnotify.h:116 ./include/linux/fsnotify.h:433 fs/read_write.c:692)
[   48.714678][ T1216]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   48.714880][ T1216]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.715074][ T1216]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.715265][ T1216]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.715473][ T1216]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.715667][ T1216]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.715903][ T1216] RIP: 0033:0x7f6f4ff0008e
[   48.716101][ T1216] 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
[   48.716674][ T1216] RSP: 002b:00007fff49e85630 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.716944][ T1216] RAX: ffffffffffffffda RBX: 00007fff49e85dd8 RCX: 00007f6f4ff0008e
[   48.717207][ T1216] RDX: 0000000000000000 RSI: 00007fff49e856e0 RDI: 0000000000000005
[   48.717488][ T1216] RBP: 00007fff49e85640 R08: 0000000000000000 R09: 0000000000000000
[   48.717766][ T1216] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0a9
[   48.718032][ T1216] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff49e85db0
| [   48.720156][ T1216] ------------[ cut here ]------------
| [   48.720362][ T1216] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1216
| [   48.720687][ T1216] Modules linked in: vxlan
| [   48.721225][ T1216] Tainted: [W]=WARN
[   48.721402][ T1216] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.721628][ T1216] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.721872][ T1216] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.722441][ T1216] RSP: 0018:ffa0000002406fd0 EFLAGS: 00010286
[   48.722667][ T1216] RAX: 00000000ffffffa6 RBX: ff110000168f4c80 RCX: 1ff4000000480dc0
[   48.722934][ T1216] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000168f4d3c
[   48.723197][ T1216] RBP: ff1100001a9fa000 R08: 1fe2200002d1e9a9 R09: ff11000010c0ae80
[   48.723473][ T1216] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   48.723742][ T1216] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001a9fae44
[   48.724006][ T1216] FS:  00007f6f4fcc6840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   48.724306][ T1216] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.724553][ T1216] CR2: 000000003bb1fa28 CR3: 0000000016a2d004 CR4: 0000000000771ef0
[   48.724825][ T1216] PKRU: 55555554
[   48.724983][ T1216] Call Trace:
[   48.725140][ T1216]  <TASK>
[   48.725265][ T1216]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.725479][ T1216]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.725641][ T1216]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   48.725846][ T1216]  __dev_notify_flags (net/core/dev.c:9787)
[   48.726040][ T1216]  ? netif_change_name (net/core/dev.c:1495)
[   48.726234][ T1216]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   48.726442][ T1216]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   48.726636][ T1216]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   48.726841][ T1216] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   48.727045][ T1216]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   48.727242][ T1216] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   48.727456][ T1216]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   48.727655][ T1216]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   48.727853][ T1216]  ? nla_strscpy (lib/nlattr.c:795)
[   48.728047][ T1216]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   48.728242][ T1216]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   48.728453][ T1216]  ? __dev_get_by_name (net/core/dev.c:883)
[   48.728646][ T1216]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   48.728855][ T1216]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   48.729053][ T1216]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   48.729249][ T1216]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.729460][ T1216]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.729653][ T1216]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.729852][ T1216]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.730048][ T1216]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.730248][ T1216]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.730461][ T1216]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.730656][ T1216]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.730854][ T1216]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.731045][ T1216]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.731238][ T1216]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.731462][ T1216]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.731659][ T1216]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.731862][ T1216]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.732055][ T1216]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.732250][ T1216]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.732464][ T1216]  ? 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))
[   48.732656][ T1216]  ? 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))
[   48.732858][ T1216]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.733055][ T1216]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.733251][ T1216]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.733467][ T1216]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.733662][ T1216]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.733860][ T1216]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.734054][ T1216]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.734248][ T1216]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.734458][ T1216]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.734685][ T1216]  ? move_addr_to_kernel (net/socket.c:258)
[   48.734887][ T1216]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.735080][ T1216]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.735292][ T1216]  ___sys_sendmsg (net/socket.c:2752)
[   48.735499][ T1216]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.735733][ T1216]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.735939][ T1216]  __sys_sendmsg (net/socket.c:2784)
[   48.736135][ T1216]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.736347][ T1216]  ? vfs_write (./include/linux/fsnotify.h:96 ./include/linux/fsnotify.h:113 ./include/linux/fsnotify.h:127 ./include/linux/fsnotify.h:116 ./include/linux/fsnotify.h:433 fs/read_write.c:692)
[   48.736545][ T1216]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   48.736746][ T1216]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.736941][ T1216]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.737133][ T1216]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.737344][ T1216]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.737539][ T1216]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.737776][ T1216] RIP: 0033:0x7f6f4ff0008e
[   48.737975][ T1216] 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
[   48.738550][ T1216] RSP: 002b:00007fff49e85630 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.738824][ T1216] RAX: ffffffffffffffda RBX: 00007fff49e85dd8 RCX: 00007f6f4ff0008e
[   48.739085][ T1216] RDX: 0000000000000000 RSI: 00007fff49e856e0 RDI: 0000000000000005
[   48.739368][ T1216] RBP: 00007fff49e85640 R08: 0000000000000000 R09: 0000000000000000
[   48.739630][ T1216] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0a9
[   48.739902][ T1216] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff49e85db0
| [   48.773067][ T1217] ------------[ cut here ]------------
| [   48.773218][ T1217] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1217
| [   48.773487][ T1217] Modules linked in: vxlan
| [   48.773898][ T1217] Tainted: [W]=WARN
[   48.773997][ T1217] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.774161][ T1217] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.774344][ T1217] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.774807][ T1217] RSP: 0018:ffa0000002417150 EFLAGS: 00010286
[   48.774976][ T1217] RAX: 00000000ffffffa6 RBX: ff11000015eaa740 RCX: 1ff4000000482df0
[   48.775174][ T1217] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000015eaa7fc
[   48.775391][ T1217] RBP: ff110000135ea000 R08: 1fe2200002bd5501 R09: ff11000010c0d158
[   48.775586][ T1217] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   48.775787][ T1217] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000128ab840
[   48.775984][ T1217] FS:  00007f39824d8840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   48.776214][ T1217] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.776385][ T1217] CR2: 00000000004ec918 CR3: 000000001aa37002 CR4: 0000000000771ef0
[   48.776583][ T1217] PKRU: 55555554
[   48.776680][ T1217] Call Trace:
[   48.776783][ T1217]  <TASK>
[   48.776852][ T1217]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.776984][ T1217]  ? notifier_call_chain (kernel/notifier.c:85)
[   48.777120][ T1217]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.777221][ T1217]  netif_state_change (net/core/dev.c:1605)
[   48.777364][ T1217]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   48.777525][ T1217]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6))
[   48.777690][ T1217]  linkwatch_sync_dev (net/core/link_watch.c:295)
[   48.777826][ T1217]  rtnl_getlink (net/core/rtnetlink.c:4273)
[   48.777967][ T1217]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.778107][ T1217]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.778243][ T1217]  ? rtnl_dump_ifinfo (./include/net/netlink.h:1236)
[   48.778383][ T1217]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.778512][ T1217]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.778643][ T1217]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.778797][ T1217]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.778925][ T1217]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.779054][ T1217]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.779183][ T1217]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.779321][ T1217]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.779455][ T1217]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.779586][ T1217]  ? rtnl_dump_ifinfo (./include/net/netlink.h:1236)
[   48.779721][ T1217]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.779852][ T1217]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.779981][ T1217]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.780110][ T1217]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.780241][ T1217]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.780432][ T1217]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.780564][ T1217]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.780697][ T1217]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.780830][ T1217]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.780964][ T1217]  ? 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))
[   48.781092][ T1217]  ? 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))
[   48.781223][ T1217]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.781413][ T1217]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.781621][ T1217]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.781761][ T1217]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.781895][ T1217]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.782027][ T1217]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.782160][ T1217]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.782299][ T1217]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.782517][ T1217]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.782677][ T1217]  ? move_addr_to_kernel (net/socket.c:258)
[   48.782813][ T1217]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.782944][ T1217]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.783107][ T1217]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.783237][ T1217]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.783479][ T1217]  ___sys_sendmsg (net/socket.c:2752)
[   48.783611][ T1217]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.783748][ T1217]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.783886][ T1217]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   48.784014][ T1217]  ? do_getsockname (net/socket.c:2192)
[   48.784145][ T1217]  __sys_sendmsg (net/socket.c:2784)
[   48.784278][ T1217]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.784498][ T1217]  ? __sys_getsockname (net/socket.c:2210)
[   48.784630][ T1217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.784767][ T1217]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.784897][ T1217]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.785028][ T1217]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.785159][ T1217]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.785398][ T1217] RIP: 0033:0x7f398271208e
[   48.785537][ T1217] 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
[   48.786006][ T1217] RSP: 002b:00007ffe95048ec0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.786200][ T1217] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f398271208e
[   48.786464][ T1217] RDX: 0000000000000000 RSI: 00007ffe95048f70 RDI: 0000000000000006
[   48.786658][ T1217] RBP: 00007ffe95048ed0 R08: 0000000000000000 R09: 0000000000000000
[   48.786861][ T1217] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0a9
[   48.787057][ T1217] R13: 00007ffe95049020 R14: 00007ffe9504ac68 R15: 00000000fffffff5
| [   48.790952][ T1217] ------------[ cut here ]------------
| [   48.791136][ T1217] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1217
| [   48.791481][ T1217] Modules linked in: vxlan
| [   48.791995][ T1217] Tainted: [W]=WARN
[   48.792145][ T1217] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.792384][ T1217] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.792613][ T1217] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.793144][ T1217] RSP: 0018:ffa0000002416ee0 EFLAGS: 00010286
[   48.793386][ T1217] RAX: 00000000ffffffa6 RBX: ff11000013596900 RCX: 1ff4000000482da2
[   48.793639][ T1217] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000135969bc
[   48.793899][ T1217] RBP: ff1100001a9fa000 R08: 1fe22000026b2d39 R09: ff11000010c0d158
[   48.794148][ T1217] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   48.794419][ T1217] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   48.794674][ T1217] FS:  00007f39824d8840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   48.794966][ T1217] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.795184][ T1217] CR2: 0000000023123988 CR3: 000000001aa37006 CR4: 0000000000771ef0
[   48.795457][ T1217] PKRU: 55555554
[   48.795607][ T1217] Call Trace:
[   48.795766][ T1217]  <TASK>
[   48.795887][ T1217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.796076][ T1217]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   48.796264][ T1217]  notifier_call_chain (kernel/notifier.c:85)
[   48.796470][ T1217]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   48.796655][ T1217]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.796847][ T1217]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   48.797031][ T1217]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.797219][ T1217]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[   48.797431][ T1217]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[   48.797616][ T1217]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   48.797806][ T1217]  ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:45)
[   48.797994][ T1217]  ? netdev_rx_handler_register (net/core/dev.c:5900)
[   48.798178][ T1217]  br_add_if (net/bridge/br_if.c:619)
[   48.798354][ T1217]  do_set_master (net/core/rtnetlink.c:3011)
[   48.798540][ T1217]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   48.798736][ T1217]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   48.798925][ T1217]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   48.799110][ T1217]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.799347][ T1217]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.799531][ T1217]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.799722][ T1217]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   48.799910][ T1217]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.800095][ T1217]  ? __kernel_text_address (kernel/extable.c:79)
[   48.800284][ T1217]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.800485][ T1217]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.800671][ T1217]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.800865][ T1217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.801050][ T1217]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.801232][ T1217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.801434][ T1217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.801618][ T1217]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   48.801811][ T1217]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   48.801995][ T1217]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   48.802182][ T1217]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.802391][ T1217]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   48.802577][ T1217]  ? nla_get_range_signed (lib/nlattr.c:270)
[   48.802775][ T1217]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   48.802964][ T1217]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   48.803150][ T1217]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.803354][ T1217]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.803540][ T1217]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.803728][ T1217]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.803913][ T1217]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.804103][ T1217]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.804291][ T1217]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.804492][ T1217]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.804678][ T1217]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.804873][ T1217]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.805058][ T1217]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.805244][ T1217]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.805445][ T1217]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.805629][ T1217]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.805830][ T1217]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.806013][ T1217]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.806200][ T1217]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.806402][ T1217]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.806587][ T1217]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.806783][ T1217]  ? 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))
[   48.806966][ T1217]  ? 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))
[   48.807155][ T1217]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.807363][ T1217]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.807547][ T1217]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.807740][ T1217]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.807926][ T1217]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.808113][ T1217]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.808302][ T1217]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.808506][ T1217]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.808702][ T1217]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.808919][ T1217]  ? move_addr_to_kernel (net/socket.c:258)
[   48.809105][ T1217]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.809293][ T1217]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.809495][ T1217]  ___sys_sendmsg (net/socket.c:2752)
[   48.809678][ T1217]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.809901][ T1217]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.810099][ T1217]  __sys_sendmsg (net/socket.c:2784)
[   48.810285][ T1217]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.810485][ T1217]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.810713][ T1217]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   48.810899][ T1217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.811084][ T1217]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.811268][ T1217]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.811478][ T1217]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.811665][ T1217]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.811890][ T1217] RIP: 0033:0x7f398271208e
[   48.812080][ T1217] 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
[   48.812632][ T1217] RSP: 002b:00007ffe9504a4d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.812893][ T1217] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f398271208e
[   48.813142][ T1217] RDX: 0000000000000000 RSI: 00007ffe9504a580 RDI: 0000000000000005
[   48.813411][ T1217] RBP: 00007ffe9504a4e0 R08: 0000000000000000 R09: 0000000000000000
[   48.813661][ T1217] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0a9
[   48.813921][ T1217] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe9504ac50
| [   48.816107][ T1217] ------------[ cut here ]------------
| [   48.816290][ T1217] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1217
| [   48.816628][ T1217] Modules linked in: vxlan
| [   48.817161][ T1217] Tainted: [W]=WARN
[   48.817339][ T1217] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.817563][ T1217] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.817803][ T1217] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.818371][ T1217] RSP: 0018:ffa0000002416ea0 EFLAGS: 00010286
[   48.818597][ T1217] RAX: 00000000ffffffa6 RBX: ff11000013596c80 RCX: 1ff4000000482d9a
[   48.818864][ T1217] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013596d3c
[   48.819122][ T1217] RBP: ff1100001a9fa000 R08: 1fe22000026b2da9 R09: ff11000010c0d158
[   48.819404][ T1217] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   48.819664][ T1217] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001aa05808
[   48.819932][ T1217] FS:  00007f39824d8840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   48.820224][ T1217] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.820472][ T1217] CR2: 0000000023123988 CR3: 000000001aa37006 CR4: 0000000000771ef0
[   48.820745][ T1217] PKRU: 55555554
[   48.820900][ T1217] Call Trace:
[   48.821054][ T1217]  <TASK>
[   48.821176][ T1217]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.821391][ T1217]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.821550][ T1217]  __dev_notify_flags (net/core/dev.c:9787)
[   48.821747][ T1217]  ? netdev_notice (net/core/dev.c:13008)
[   48.821940][ T1217]  ? netif_change_name (net/core/dev.c:1495)
[   48.822131][ T1217]  ? dev_get_min_mp_channel_count (./include/net/netdev_lock.h:30 (discriminator 1))
[   48.822383][ T1217]  ? netif_disable_lro (net/core/dev.c:11098 net/core/dev.c:1830)
[   48.822574][ T1217]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   48.822776][ T1217]  __dev_set_promiscuity (net/core/dev.c:9630)
[   48.822969][ T1217]  netif_set_promiscuity (net/core/dev.c:9639)
[   48.823162][ T1217]  dev_set_promiscuity (net/core/dev_api.c:288)
[   48.823372][ T1217]  br_port_set_promisc (net/bridge/br_if.c:108)
[   48.823563][ T1217]  br_manage_promisc (net/bridge/br_if.c:174)
[   48.823769][ T1217]  br_add_if (net/bridge/br_if.c:242 net/bridge/br_if.c:627)
[   48.823932][ T1217]  do_set_master (net/core/rtnetlink.c:3011)
[   48.824123][ T1217]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   48.824336][ T1217]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   48.824530][ T1217]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   48.824729][ T1217]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.824956][ T1217]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.825148][ T1217]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.825361][ T1217]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   48.825551][ T1217]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.825746][ T1217]  ? __kernel_text_address (kernel/extable.c:79)
[   48.825936][ T1217]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.826127][ T1217]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.826336][ T1217]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.826530][ T1217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.826727][ T1217]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.826917][ T1217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.827106][ T1217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.827297][ T1217]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   48.827502][ T1217]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   48.827692][ T1217]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   48.827892][ T1217]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.828086][ T1217]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   48.828279][ T1217]  ? nla_get_range_signed (lib/nlattr.c:270)
[   48.828485][ T1217]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   48.828679][ T1217]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   48.828879][ T1217]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.829068][ T1217]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.829258][ T1217]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.829473][ T1217]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.829664][ T1217]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.829867][ T1217]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.830057][ T1217]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.830249][ T1217]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.830460][ T1217]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.830651][ T1217]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.830849][ T1217]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.831043][ T1217]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.831232][ T1217]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.831439][ T1217]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.831631][ T1217]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.831832][ T1217]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.832029][ T1217]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.832221][ T1217]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.832435][ T1217]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.832633][ T1217]  ? 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))
[   48.832834][ T1217]  ? 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))
[   48.833028][ T1217]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.833219][ T1217]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.833431][ T1217]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.833622][ T1217]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.833824][ T1217]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.834020][ T1217]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.834214][ T1217]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.834426][ T1217]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.834619][ T1217]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.834846][ T1217]  ? move_addr_to_kernel (net/socket.c:258)
[   48.835039][ T1217]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.835229][ T1217]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.835442][ T1217]  ___sys_sendmsg (net/socket.c:2752)
[   48.835632][ T1217]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.835865][ T1217]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.836069][ T1217]  __sys_sendmsg (net/socket.c:2784)
[   48.836259][ T1217]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.836468][ T1217]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.836704][ T1217]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   48.836899][ T1217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.837090][ T1217]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.837282][ T1217]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.837489][ T1217]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.837682][ T1217]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.837915][ T1217] RIP: 0033:0x7f398271208e
[   48.838111][ T1217] 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
[   48.838678][ T1217] RSP: 002b:00007ffe9504a4d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.838946][ T1217] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f398271208e
[   48.839205][ T1217] RDX: 0000000000000000 RSI: 00007ffe9504a580 RDI: 0000000000000005
[   48.839486][ T1217] RBP: 00007ffe9504a4e0 R08: 0000000000000000 R09: 0000000000000000
[   48.839745][ T1217] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0a9
[   48.840004][ T1217] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe9504ac50
| [   48.842277][ T1217] ------------[ cut here ]------------
| [   48.842465][ T1217] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1217
| [   48.842779][ T1217] Modules linked in: vxlan
| [   48.843284][ T1217] Tainted: [W]=WARN
[   48.843449][ T1217] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.843664][ T1217] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.843895][ T1217] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.844435][ T1217] RSP: 0018:ffa0000002417000 EFLAGS: 00010286
[   48.844655][ T1217] RAX: 00000000ffffffa6 RBX: ff11000013596ac0 RCX: 1ff4000000482dc6
[   48.844909][ T1217] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013596b7c
[   48.845154][ T1217] RBP: ff110000135ea000 R08: 1fe22000026b2d71 R09: ff11000010c0d158
[   48.845426][ T1217] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   48.845672][ T1217] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   48.845931][ T1217] FS:  00007f39824d8840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   48.846211][ T1217] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.846448][ T1217] CR2: 0000000023123988 CR3: 000000001aa37006 CR4: 0000000000771ef0
[   48.846706][ T1217] PKRU: 55555554
[   48.846856][ T1217] Call Trace:
[   48.847005][ T1217]  <TASK>
[   48.847124][ T1217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.847328][ T1217]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   48.847524][ T1217]  notifier_call_chain (kernel/notifier.c:85)
[   48.847716][ T1217]  call_netdevice_notifiers (net/core/dev.c:2287 net/core/dev.c:2301)
[   48.847901][ T1217]  ? __dev_open (./include/net/netdev_lock.h:33)
[   48.848087][ T1217]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[   48.848275][ T1217]  br_add_if (net/bridge/br_if.c:679)
[   48.848445][ T1217]  do_set_master (net/core/rtnetlink.c:3011)
[   48.848629][ T1217]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   48.848824][ T1217]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   48.849013][ T1217]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   48.849197][ T1217]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.849435][ T1217]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.849618][ T1217]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.849809][ T1217]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   48.849993][ T1217]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.850176][ T1217]  ? __kernel_text_address (kernel/extable.c:79)
[   48.850384][ T1217]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.850571][ T1217]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.850765][ T1217]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.850952][ T1217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.851137][ T1217]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.851339][ T1217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.851521][ T1217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.851711][ T1217]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   48.851896][ T1217]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   48.852077][ T1217]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   48.852264][ T1217]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.852468][ T1217]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   48.852651][ T1217]  ? nla_get_range_signed (lib/nlattr.c:270)
[   48.852845][ T1217]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   48.853032][ T1217]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   48.853217][ T1217]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.853420][ T1217]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.853604][ T1217]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.853798][ T1217]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.853984][ T1217]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.854171][ T1217]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.854369][ T1217]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.854555][ T1217]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.854745][ T1217]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.854929][ T1217]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.855115][ T1217]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.855300][ T1217]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.855497][ T1217]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.855683][ T1217]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.855877][ T1217]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.856059][ T1217]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.856245][ T1217]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.856443][ T1217]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.856632][ T1217]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.856828][ T1217]  ? 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))
[   48.857015][ T1217]  ? 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))
[   48.857201][ T1217]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.857405][ T1217]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.857589][ T1217]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.857778][ T1217]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.857967][ T1217]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.858153][ T1217]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.858359][ T1217]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.858544][ T1217]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.858736][ T1217]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.858950][ T1217]  ? move_addr_to_kernel (net/socket.c:258)
[   48.859137][ T1217]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.859344][ T1217]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.859529][ T1217]  ___sys_sendmsg (net/socket.c:2752)
[   48.859720][ T1217]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.859935][ T1217]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.860130][ T1217]  __sys_sendmsg (net/socket.c:2784)
[   48.860335][ T1217]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.860518][ T1217]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.860746][ T1217]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   48.860934][ T1217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.861118][ T1217]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.861303][ T1217]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.861502][ T1217]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.861687][ T1217]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.861913][ T1217] RIP: 0033:0x7f398271208e
[   48.862101][ T1217] 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
[   48.862642][ T1217] RSP: 002b:00007ffe9504a4d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.862900][ T1217] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f398271208e
[   48.863148][ T1217] RDX: 0000000000000000 RSI: 00007ffe9504a580 RDI: 0000000000000005
[   48.863419][ T1217] RBP: 00007ffe9504a4e0 R08: 0000000000000000 R09: 0000000000000000
[   48.863667][ T1217] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0a9
[   48.863921][ T1217] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe9504ac50
| [   48.865971][ T1217] ------------[ cut here ]------------
| [   48.866149][ T1217] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1217
| [   48.866488][ T1217] Modules linked in: vxlan
| [   48.867012][ T1217] Tainted: [W]=WARN
[   48.867167][ T1217] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.867403][ T1217] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.867633][ T1217] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.868175][ T1217] RSP: 0018:ffa0000002416e20 EFLAGS: 00010286
[   48.868420][ T1217] RAX: 00000000ffffffa6 RBX: ff11000010aaeac0 RCX: 1ff4000000482d8a
[   48.868675][ T1217] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010aaeb7c
[   48.868935][ T1217] RBP: ff110000135ea000 R08: 1fe2200002155d71 R09: ff11000010c0d158
[   48.869191][ T1217] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   48.869468][ T1217] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   48.869732][ T1217] FS:  00007f39824d8840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   48.870022][ T1217] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.870245][ T1217] CR2: 0000000023123988 CR3: 000000001aa37006 CR4: 0000000000771ef0
[   48.870518][ T1217] PKRU: 55555554
[   48.870669][ T1217] Call Trace:
[   48.870830][ T1217]  <TASK>
[   48.870952][ T1217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.871140][ T1217]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   48.871351][ T1217]  notifier_call_chain (kernel/notifier.c:85)
[   48.871542][ T1217]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[   48.871742][ T1217]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[   48.871933][ T1217]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.872122][ T1217]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.872332][ T1217]  netif_set_mtu (net/core/dev.c:9910)
[   48.872520][ T1217]  ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2))
[   48.872721][ T1217]  dev_set_mtu (net/core/dev_api.c:249)
[   48.872881][ T1217]  br_mtu_auto_adjust (net/bridge/br_if.c:525 (discriminator 1) net/bridge/br_if.c:514 (discriminator 1))
[   48.873071][ T1217]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[   48.873261][ T1217]  br_add_if (net/bridge/br_if.c:681)
[   48.873440][ T1217]  do_set_master (net/core/rtnetlink.c:3011)
[   48.873629][ T1217]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   48.873826][ T1217]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   48.874018][ T1217]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   48.874207][ T1217]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.874448][ T1217]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.874639][ T1217]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.874837][ T1217]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   48.875027][ T1217]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.875214][ T1217]  ? __kernel_text_address (kernel/extable.c:79)
[   48.875423][ T1217]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.875613][ T1217]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.875810][ T1217]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.876001][ T1217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.876188][ T1217]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.876395][ T1217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.876582][ T1217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.876781][ T1217]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   48.876970][ T1217]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   48.877156][ T1217]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   48.877366][ T1217]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.877559][ T1217]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   48.877755][ T1217]  ? nla_get_range_signed (lib/nlattr.c:270)
[   48.877947][ T1217]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   48.878138][ T1217]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   48.878347][ T1217]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.878534][ T1217]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.878729][ T1217]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.878919][ T1217]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.879105][ T1217]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.879296][ T1217]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.879496][ T1217]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.879683][ T1217]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.879883][ T1217]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.880071][ T1217]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.880259][ T1217]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.880471][ T1217]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.880658][ T1217]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.880851][ T1217]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.881040][ T1217]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.881225][ T1217]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.881434][ T1217]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.881621][ T1217]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.881812][ T1217]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.882005][ T1217]  ? 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))
[   48.882191][ T1217]  ? 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))
[   48.882401][ T1217]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.882592][ T1217]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.882789][ T1217]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.882979][ T1217]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.883170][ T1217]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.883382][ T1217]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.883572][ T1217]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.883768][ T1217]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.883958][ T1217]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.884176][ T1217]  ? move_addr_to_kernel (net/socket.c:258)
[   48.884386][ T1217]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.884573][ T1217]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.884776][ T1217]  ___sys_sendmsg (net/socket.c:2752)
[   48.884962][ T1217]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.885181][ T1217]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.885402][ T1217]  __sys_sendmsg (net/socket.c:2784)
[   48.885589][ T1217]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.885782][ T1217]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.886009][ T1217]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   48.886199][ T1217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.886405][ T1217]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.886593][ T1217]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.886788][ T1217]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.886979][ T1217]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.887197][ T1217] RIP: 0033:0x7f398271208e
[   48.887404][ T1217] 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
[   48.887947][ T1217] RSP: 002b:00007ffe9504a4d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.888201][ T1217] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f398271208e
[   48.888469][ T1217] RDX: 0000000000000000 RSI: 00007ffe9504a580 RDI: 0000000000000005
[   48.888734][ T1217] RBP: 00007ffe9504a4e0 R08: 0000000000000000 R09: 0000000000000000
[   48.888988][ T1217] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0a9
[   48.889242][ T1217] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe9504ac50
| [   48.891353][ T1217] ------------[ cut here ]------------
| [   48.891528][ T1217] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1217
| [   48.891844][ T1217] Modules linked in: vxlan
| [   48.892368][ T1217] Tainted: [W]=WARN
[   48.892519][ T1217] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.892742][ T1217] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.892965][ T1217] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.893517][ T1217] RSP: 0018:ffa0000002416f78 EFLAGS: 00010286
[   48.893743][ T1217] RAX: 00000000ffffffa6 RBX: ff11000010aaf540 RCX: 1ff4000000482db5
[   48.893991][ T1217] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010aaf5fc
[   48.894238][ T1217] RBP: ff110000135ea000 R08: 1fe2200002155ec1 R09: ff11000010c0d158
[   48.894507][ T1217] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   48.894763][ T1217] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000002
[   48.895013][ T1217] FS:  00007f39824d8840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   48.895299][ T1217] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.895531][ T1217] CR2: 0000000023123988 CR3: 000000001aa37006 CR4: 0000000000771ef0
[   48.895794][ T1217] PKRU: 55555554
[   48.895943][ T1217] Call Trace:
[   48.896094][ T1217]  <TASK>
[   48.896216][ T1217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.896424][ T1217]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   48.896612][ T1217]  notifier_call_chain (kernel/notifier.c:85)
[   48.896809][ T1217]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[   48.897030][ T1217]  ? netdev_change_features (net/core/dev.c:11117)
[   48.897218][ T1217]  ? br_opt_toggle (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 net/bridge/br.c:402)
[   48.897428][ T1217]  br_add_if (net/bridge/br_if.c:683)
[   48.897587][ T1217]  do_set_master (net/core/rtnetlink.c:3011)
[   48.897778][ T1217]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   48.897964][ T1217]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   48.898153][ T1217]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   48.898362][ T1217]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.898585][ T1217]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.898778][ T1217]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.898964][ T1217]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   48.899150][ T1217]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.899357][ T1217]  ? __kernel_text_address (kernel/extable.c:79)
[   48.899543][ T1217]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.899740][ T1217]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.899929][ T1217]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.900116][ T1217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.900305][ T1217]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.900504][ T1217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.900689][ T1217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.900884][ T1217]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   48.901070][ T1217]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   48.901260][ T1217]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   48.901468][ T1217]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.901657][ T1217]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   48.901847][ T1217]  ? nla_get_range_signed (lib/nlattr.c:270)
[   48.902037][ T1217]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   48.902227][ T1217]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   48.902435][ T1217]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.902622][ T1217]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.902824][ T1217]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.903013][ T1217]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.903198][ T1217]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.903406][ T1217]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.903591][ T1217]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.903789][ T1217]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.903979][ T1217]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.904173][ T1217]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.904381][ T1217]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.904571][ T1217]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.904769][ T1217]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.904959][ T1217]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.905148][ T1217]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.905359][ T1217]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.905550][ T1217]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.905745][ T1217]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.905933][ T1217]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.906123][ T1217]  ? 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))
[   48.906329][ T1217]  ? 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))
[   48.906518][ T1217]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.906717][ T1217]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.906905][ T1217]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.907092][ T1217]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.907286][ T1217]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.907489][ T1217]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.907679][ T1217]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.907874][ T1217]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.908060][ T1217]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.908280][ T1217]  ? move_addr_to_kernel (net/socket.c:258)
[   48.908485][ T1217]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.908689][ T1217]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.908887][ T1217]  ___sys_sendmsg (net/socket.c:2752)
[   48.909074][ T1217]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.909294][ T1217]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.909509][ T1217]  __sys_sendmsg (net/socket.c:2784)
[   48.909706][ T1217]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.909891][ T1217]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.910117][ T1217]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   48.910307][ T1217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.910511][ T1217]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.910704][ T1217]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.910893][ T1217]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.911080][ T1217]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.911301][ T1217] RIP: 0033:0x7f398271208e
[   48.911507][ T1217] 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
[   48.912049][ T1217] RSP: 002b:00007ffe9504a4d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.912307][ T1217] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f398271208e
[   48.912579][ T1217] RDX: 0000000000000000 RSI: 00007ffe9504a580 RDI: 0000000000000005
[   48.912839][ T1217] RBP: 00007ffe9504a4e0 R08: 0000000000000000 R09: 0000000000000000
[   48.913092][ T1217] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0a9
[   48.913369][ T1217] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe9504ac50
| [   48.955438][ T1218] ------------[ cut here ]------------
| [   48.955588][ T1218] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1218
| [   48.955860][ T1218] Modules linked in: vxlan
| [   48.956276][ T1218] Tainted: [W]=WARN
[   48.956552][ T1218] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.956758][ T1218] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.956938][ T1218] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.957479][ T1218] RSP: 0018:ffa0000002427020 EFLAGS: 00010286
[   48.957646][ T1218] RAX: 00000000ffffffa6 RBX: ff11000015eab540 RCX: 1ff4000000484dca
[   48.957850][ T1218] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000015eab5fc
[   48.958057][ T1218] RBP: ff1100001a9fa000 R08: 1fe2200002bd56c1 R09: ff11000010c12e58
[   48.958254][ T1218] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   48.958535][ T1218] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   48.958740][ T1218] FS:  00007f9987e68840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   48.958973][ T1218] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.959140][ T1218] CR2: 000000001412b988 CR3: 0000000016d56005 CR4: 0000000000771ef0
[   48.959423][ T1218] PKRU: 55555554
[   48.959524][ T1218] Call Trace:
[   48.959623][ T1218]  <TASK>
[   48.959701][ T1218]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.959838][ T1218]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.959938][ T1218]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   48.960070][ T1218]  __dev_notify_flags (net/core/dev.c:9787)
[   48.960206][ T1218]  ? netif_change_name (net/core/dev.c:1495)
[   48.960436][ T1218]  ? __dev_change_flags (net/core/dev.c:9752)
[   48.960570][ T1218]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   48.960712][ T1218]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.960846][ T1218]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   48.960981][ T1218]  netif_change_flags (net/core/dev.c:9820)
[   48.961115][ T1218]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   48.961250][ T1218]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   48.961481][ T1218]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   48.961620][ T1218]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.961791][ T1218]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.961923][ T1218]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.962057][ T1218]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   48.962188][ T1218]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.962401][ T1218]  ? clockevents_program_event (kernel/time/clockevents.c:372)
[   48.962570][ T1218]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.962710][ T1218]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.962842][ T1218]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.962990][ T1218]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.963121][ T1218]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.963252][ T1218]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.963466][ T1218]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.963600][ T1218]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   48.963739][ T1218]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   48.963872][ T1218]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   48.964005][ T1218]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.964141][ T1218]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   48.964281][ T1218]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   48.964445][ T1218]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   48.964579][ T1218]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.964718][ T1218]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.964852][ T1218]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.964989][ T1218]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.965120][ T1218]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.965255][ T1218]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.965396][ T1218]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.965529][ T1218]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.965661][ T1218]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.965800][ T1218]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.965934][ T1218]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.966065][ T1218]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.966196][ T1218]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.966337][ T1218]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.966472][ T1218]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.966606][ T1218]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.966743][ T1218]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.966877][ T1218]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.967010][ T1218]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.967150][ T1218]  ? 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))
[   48.967282][ T1218]  ? 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))
[   48.967423][ T1218]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.967561][ T1218]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.967699][ T1218]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.967844][ T1218]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.967981][ T1218]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.968115][ T1218]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.968248][ T1218]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.968388][ T1218]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.968521][ T1218]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.968687][ T1218]  ? move_addr_to_kernel (net/socket.c:258)
[   48.968837][ T1218]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.968976][ T1218]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.969123][ T1218]  ___sys_sendmsg (net/socket.c:2752)
[   48.969266][ T1218]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.969439][ T1218]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.969587][ T1218]  __sys_sendmsg (net/socket.c:2784)
[   48.969729][ T1218]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.969869][ T1218]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.970039][ T1218]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   48.970172][ T1218]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.970310][ T1218]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.970447][ T1218]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.970580][ T1218]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.970721][ T1218]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.970885][ T1218] RIP: 0033:0x7f99880a208e
[   48.971024][ T1218] 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
[   48.971506][ T1218] RSP: 002b:00007fff12102180 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.971712][ T1218] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f99880a208e
[   48.971911][ T1218] RDX: 0000000000000000 RSI: 00007fff12102230 RDI: 0000000000000005
[   48.972109][ T1218] RBP: 00007fff12102190 R08: 0000000000000000 R09: 0000000000000000
[   48.972324][ T1218] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0aa
[   48.972522][ T1218] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff12102900
| [   49.332022][ T1242] ------------[ cut here ]------------
| [   49.332258][ T1242] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1242
| [   49.332607][ T1242] Modules linked in: vxlan
| [   49.333148][ T1242] Tainted: [W]=WARN
[   49.333307][ T1242] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.333548][ T1242] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.333787][ T1242] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.334344][ T1242] RSP: 0018:ffa00000024c7090 EFLAGS: 00010286
[   49.334572][ T1242] RAX: 00000000ffffffa6 RBX: ff11000012a61c40 RCX: 1ff4000000498dd8
[   49.334835][ T1242] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012a61cfc
[   49.335092][ T1242] RBP: ff1100001a989000 R08: 1fe220000254c3a1 R09: ff110000177eae80
[   49.335546][ T1242] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   49.335882][ T1242] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   49.336219][ T1242] FS:  00007f5aa869a840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   49.336632][ T1242] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.336922][ T1242] CR2: 000000000042e5e0 CR3: 0000000015e1c003 CR4: 0000000000771ef0
[   49.337214][ T1242] PKRU: 55555554
[   49.337385][ T1242] Call Trace:
[   49.337539][ T1242]  <TASK>
[   49.337662][ T1242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.337864][ T1242]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   49.338056][ T1242]  notifier_call_chain (kernel/notifier.c:85)
[   49.338248][ T1242]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   49.338457][ T1242]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   49.338648][ T1242]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   49.338848][ T1242]  netdev_upper_dev_link (net/core/dev.c:8972)
[   49.339034][ T1242]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   49.339223][ T1242]  register_vlan_dev (net/8021q/vlan.c:183)
[   49.339434][ T1242]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   49.339624][ T1242]  vlan_newlink (net/8021q/vlan_netlink.c:194)
[   49.339821][ T1242]  ? nla_strscpy (lib/nlattr.c:795)
[   49.340013][ T1242]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   49.340203][ T1242]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   49.340408][ T1242]  ? __dev_get_by_name (net/core/dev.c:883)
[   49.340597][ T1242]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   49.340801][ T1242]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   49.340997][ T1242]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   49.341188][ T1242]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.341398][ T1242]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.341587][ T1242]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.341782][ T1242]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.341971][ T1242]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.342165][ T1242]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.342373][ T1242]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.342561][ T1242]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.342760][ T1242]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.342950][ T1242]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.343137][ T1242]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.343348][ T1242]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.343537][ T1242]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.343734][ T1242]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.343924][ T1242]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.344112][ T1242]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.344308][ T1242]  ? 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))
[   49.344512][ T1242]  ? 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))
[   49.344713][ T1242]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.344904][ T1242]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.345093][ T1242]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.345288][ T1242]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.345498][ T1242]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.345688][ T1242]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.345887][ T1242]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.346076][ T1242]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.346267][ T1242]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.346507][ T1242]  ? move_addr_to_kernel (net/socket.c:258)
[   49.346708][ T1242]  ___sys_sendmsg (net/socket.c:2752)
[   49.346894][ T1242]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.347080][ T1242]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.347286][ T1242]  ? 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))
[   49.347492][ T1242]  __sys_sendmsg (net/socket.c:2784)
[   49.347681][ T1242]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.347887][ T1242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.348075][ T1242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.348266][ T1242]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.348474][ T1242]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.348663][ T1242]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.348862][ T1242]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.349082][ T1242] RIP: 0033:0x7f5aa88d408e
[   49.349279][ T1242] 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
[   49.349845][ T1242] RSP: 002b:00007fff43a21d90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.350103][ T1242] RAX: ffffffffffffffda RBX: 00007fff43a22550 RCX: 00007f5aa88d408e
[   49.350379][ T1242] RDX: 0000000000000000 RSI: 00007fff43a21e40 RDI: 0000000000000005
[   49.350636][ T1242] RBP: 00007fff43a21da0 R08: 0000000000000000 R09: 0000000000000000
[   49.350901][ T1242] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0aa
[   49.351153][ T1242] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff43a22510
| [   49.353296][ T1242] ------------[ cut here ]------------
| [   49.353453][ T1242] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1242
| [   49.353732][ T1242] Modules linked in: vxlan
| [   49.354152][ T1242] Tainted: [W]=WARN
[   49.354253][ T1242] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.354439][ T1242] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.354616][ T1242] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.355105][ T1242] RSP: 0018:ffa00000024c71b0 EFLAGS: 00010286
[   49.355283][ T1242] RAX: 00000000ffffffa6 RBX: ff11000012a61700 RCX: 1ff4000000498dfc
[   49.355493][ T1242] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012a617bc
[   49.355703][ T1242] RBP: ff1100001040c000 R08: 1fe220000254c2f9 R09: ff110000177eae80
[   49.355904][ T1242] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   49.356103][ T1242] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab76b3a0
[   49.356312][ T1242] FS:  00007f5aa869a840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   49.356556][ T1242] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.356733][ T1242] CR2: 00007fb483584f98 CR3: 0000000015e1c004 CR4: 0000000000771ef0
[   49.356934][ T1242] PKRU: 55555554
[   49.357035][ T1242] Call Trace:
[   49.357135][ T1242]  <TASK>
[   49.357205][ T1242]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   49.357354][ T1242]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.357490][ T1242]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   49.357595][ T1242]  __dev_notify_flags (net/core/dev.c:9787)
[   49.357735][ T1242]  ? netdev_update_features (net/core/dev.c:11098)
[   49.357870][ T1242]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[   49.358039][ T1242]  ? netif_change_name (net/core/dev.c:1495)
[   49.358172][ T1242]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   49.358310][ T1242]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   49.358456][ T1242]  ? register_vlan_dev (net/8021q/vlan.c:196)
[   49.358592][ T1242]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   49.358733][ T1242]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   49.358868][ T1242]  ? nla_strscpy (lib/nlattr.c:795)
[   49.359006][ T1242]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   49.359142][ T1242]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   49.359280][ T1242]  ? __dev_get_by_name (net/core/dev.c:883)
[   49.359423][ T1242]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   49.359563][ T1242]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   49.359709][ T1242]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   49.359846][ T1242]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.359979][ T1242]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.360114][ T1242]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.360248][ T1242]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.360392][ T1242]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.360532][ T1242]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.360667][ T1242]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.360805][ T1242]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.360941][ T1242]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.361075][ T1242]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.361212][ T1242]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.361356][ T1242]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.361489][ T1242]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.361623][ T1242]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.361764][ T1242]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.361900][ T1242]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.362039][ T1242]  ? 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))
[   49.362176][ T1242]  ? 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))
[   49.362322][ T1242]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.362458][ T1242]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.362594][ T1242]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.362737][ T1242]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.362874][ T1242]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.363011][ T1242]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.363148][ T1242]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.363286][ T1242]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.363431][ T1242]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.363600][ T1242]  ? move_addr_to_kernel (net/socket.c:258)
[   49.363759][ T1242]  ___sys_sendmsg (net/socket.c:2752)
[   49.363892][ T1242]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.364026][ T1242]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.364171][ T1242]  ? 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))
[   49.364313][ T1242]  __sys_sendmsg (net/socket.c:2784)
[   49.364458][ T1242]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.364597][ T1242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.364739][ T1242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.364877][ T1242]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.365012][ T1242]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.365147][ T1242]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.365285][ T1242]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.365472][ T1242] RIP: 0033:0x7f5aa88d408e
[   49.365614][ T1242] 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
[   49.366103][ T1242] RSP: 002b:00007fff43a21d90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.366312][ T1242] RAX: ffffffffffffffda RBX: 00007fff43a22550 RCX: 00007f5aa88d408e
[   49.366521][ T1242] RDX: 0000000000000000 RSI: 00007fff43a21e40 RDI: 0000000000000005
[   49.366738][ T1242] RBP: 00007fff43a21da0 R08: 0000000000000000 R09: 0000000000000000
[   49.366938][ T1242] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0aa
[   49.367138][ T1242] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff43a22510
| [   49.420804][ T1244] ------------[ cut here ]------------
| [   49.421002][ T1244] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1244
| [   49.421335][ T1244] Modules linked in: vxlan
| [   49.421850][ T1244] Tainted: [W]=WARN
[   49.422000][ T1244] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.422226][ T1244] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.422814][ T1244] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.423342][ T1244] RSP: 0018:ffa00000024d7020 EFLAGS: 00010286
[   49.423562][ T1244] RAX: 00000000ffffffa6 RBX: ff11000013758740 RCX: 1ff400000049adca
[   49.423816][ T1244] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137587fc
[   49.424062][ T1244] RBP: ff1100001040c000 R08: 1fe22000026eb101 R09: ff11000017475158
[   49.424328][ T1244] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   49.424576][ T1244] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   49.424836][ T1244] FS:  00007efd3da3f840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   49.425115][ T1244] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.425351][ T1244] CR2: 000000001a98d988 CR3: 000000001a4dc006 CR4: 0000000000771ef0
[   49.425602][ T1244] PKRU: 55555554
[   49.425760][ T1244] Call Trace:
[   49.425915][ T1244]  <TASK>
[   49.426035][ T1244]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   49.426217][ T1244]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   49.426424][ T1244]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   49.426577][ T1244]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   49.426767][ T1244]  __dev_notify_flags (net/core/dev.c:9787)
[   49.426952][ T1244]  ? netif_change_name (net/core/dev.c:1495)
[   49.427134][ T1244]  ? __dev_change_flags (net/core/dev.c:9752)
[   49.427340][ T1244]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   49.427521][ T1244]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.427714][ T1244]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   49.427900][ T1244]  netif_change_flags (net/core/dev.c:9820)
[   49.428086][ T1244]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   49.428272][ T1244]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   49.428477][ T1244]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   49.428663][ T1244]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   49.428887][ T1244]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.429071][ T1244]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.429261][ T1244]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   49.429476][ T1244]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.429661][ T1244]  ? __kernel_text_address (kernel/extable.c:79)
[   49.429856][ T1244]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.430041][ T1244]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.430223][ T1244]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   49.430427][ T1244]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.430610][ T1244]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   49.430799][ T1244]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.430981][ T1244]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.431166][ T1244]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   49.431369][ T1244]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   49.431551][ T1244]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   49.431759][ T1244]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   49.431953][ T1244]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   49.432137][ T1244]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   49.432345][ T1244]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   49.432530][ T1244]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.432722][ T1244]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.432906][ T1244]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.433088][ T1244]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.433273][ T1244]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.433473][ T1244]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.433654][ T1244]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.433844][ T1244]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.434028][ T1244]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.434216][ T1244]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.434423][ T1244]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.434607][ T1244]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.434798][ T1244]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.434980][ T1244]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.435163][ T1244]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.435364][ T1244]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.435551][ T1244]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.435743][ T1244]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.435927][ T1244]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.436113][ T1244]  ? 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))
[   49.436333][ T1244]  ? 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))
[   49.436518][ T1244]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.436709][ T1244]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.436891][ T1244]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.437078][ T1244]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.437262][ T1244]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.437465][ T1244]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.437649][ T1244]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.437842][ T1244]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.438023][ T1244]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.438238][ T1244]  ? move_addr_to_kernel (net/socket.c:258)
[   49.438440][ T1244]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.438623][ T1244]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.438851][ T1244]  ___sys_sendmsg (net/socket.c:2752)
[   49.439032][ T1244]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   49.439247][ T1244]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.439461][ T1244]  __sys_sendmsg (net/socket.c:2784)
[   49.439646][ T1244]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.439841][ T1244]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   49.440060][ T1244]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   49.440245][ T1244]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.440446][ T1244]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.440629][ T1244]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.440820][ T1244]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.441005][ T1244]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.441219][ T1244] RIP: 0033:0x7efd3dc7908e
[   49.441433][ T1244] 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
[   49.441962][ T1244] RSP: 002b:00007ffec6a1aba0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.442212][ T1244] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007efd3dc7908e
[   49.442516][ T1244] RDX: 0000000000000000 RSI: 00007ffec6a1ac50 RDI: 0000000000000005
[   49.442773][ T1244] RBP: 00007ffec6a1abb0 R08: 0000000000000000 R09: 0000000000000000
[   49.443044][ T1244] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0aa
[   49.443293][ T1244] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec6a1b320
| [   49.622838][ T1250] ------------[ cut here ]------------
| [   49.623015][ T1250] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1250
| [   49.623305][ T1250] Modules linked in: vxlan
| [   49.623734][ T1250] Tainted: [W]=WARN
[   49.623837][ T1250] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.624021][ T1250] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.624215][ T1250] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.624786][ T1250] RSP: 0018:ffa00000025371b0 EFLAGS: 00010286
[   49.624992][ T1250] RAX: 00000000ffffffa6 RBX: ff1100001472b700 RCX: 1ff40000004a6dfc
[   49.625193][ T1250] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001472b7bc
[   49.625406][ T1250] RBP: ff1100001aada000 R08: 1fe22000028e56f9 R09: ff1100001ab1d180
[   49.625608][ T1250] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   49.625822][ T1250] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab720900
[   49.626024][ T1250] FS:  00007f69eca29840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   49.626263][ T1250] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.626468][ T1250] CR2: 00007f69ecd90ee3 CR3: 000000001ab27003 CR4: 0000000000771ef0
[   49.626670][ T1250] PKRU: 55555554
[   49.626784][ T1250] Call Trace:
[   49.627024][ T1250]  <TASK>
[   49.627108][ T1250]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   49.627251][ T1250]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   49.627364][ T1250]  __dev_notify_flags (net/core/dev.c:9787)
[   49.627503][ T1250]  ? netif_change_name (net/core/dev.c:1495)
[   49.627658][ T1250]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   49.627880][ T1250]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   49.628019][ T1250]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   49.628157][ T1250]  ? br_dev_newlink (net/bridge/br_netlink.c:1604)
[   49.628298][ T1250]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   49.628446][ T1250]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   49.628582][ T1250]  ? __dev_get_by_name (net/core/dev.c:883)
[   49.628777][ T1250]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   49.628955][ T1250]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   49.629095][ T1250]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   49.629233][ T1250]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.629379][ T1250]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.629529][ T1250]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.629664][ T1250]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.629805][ T1250]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.629984][ T1250]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.630122][ T1250]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.630259][ T1250]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.630404][ T1250]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.630541][ T1250]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.630688][ T1250]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.630831][ T1250]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.630965][ T1250]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.631103][ T1250]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.631241][ T1250]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.631387][ T1250]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.631528][ T1250]  ? 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))
[   49.631662][ T1250]  ? 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))
[   49.631806][ T1250]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.631945][ T1250]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.632081][ T1250]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.632219][ T1250]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.632365][ T1250]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.632504][ T1250]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.632641][ T1250]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.632784][ T1250]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.632920][ T1250]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.633087][ T1250]  ? move_addr_to_kernel (net/socket.c:258)
[   49.633228][ T1250]  ___sys_sendmsg (net/socket.c:2752)
[   49.633373][ T1250]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.633509][ T1250]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.633655][ T1250]  ? 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))
[   49.633802][ T1250]  __sys_sendmsg (net/socket.c:2784)
[   49.633939][ T1250]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.634080][ T1250]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.634219][ T1250]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.634365][ T1250]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.634501][ T1250]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.634637][ T1250]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.634804][ T1250]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.634973][ T1250] RIP: 0033:0x7f69ecc6308e
[   49.635117][ T1250] 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
[   49.635613][ T1250] RSP: 002b:00007ffcee1aab00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.635825][ T1250] RAX: ffffffffffffffda RBX: 00007ffcee1ab2a8 RCX: 00007f69ecc6308e
[   49.636028][ T1250] RDX: 0000000000000000 RSI: 00007ffcee1aabb0 RDI: 0000000000000005
[   49.636232][ T1250] RBP: 00007ffcee1aab10 R08: 0000000000000000 R09: 0000000000000000
[   49.636446][ T1250] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0aa
[   49.636650][ T1250] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcee1ab280
| [   49.664912][ T1251] ------------[ cut here ]------------
| [   49.665074][ T1251] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1251
| [   49.665350][ T1251] Modules linked in: vxlan
| [   49.665757][ T1251] Tainted: [W]=WARN
[   49.665857][ T1251] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.666025][ T1251] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.666196][ T1251] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.666674][ T1251] RSP: 0018:ffa0000002547020 EFLAGS: 00010286
[   49.666847][ T1251] RAX: 00000000ffffffa6 RBX: ff11000005a143c0 RCX: 1ff40000004a8dca
[   49.667048][ T1251] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005a1447c
[   49.667244][ T1251] RBP: ff1100001aada000 R08: 1fe2200000b42891 R09: ff1100001ab38b58
[   49.667447][ T1251] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   49.667644][ T1251] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   49.667856][ T1251] FS:  00007f15ea3e5840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   49.668087][ T1251] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.668252][ T1251] CR2: 00000000153ce988 CR3: 0000000016c95005 CR4: 0000000000771ef0
[   49.668519][ T1251] PKRU: 55555554
[   49.668619][ T1251] Call Trace:
[   49.668735][ T1251]  <TASK>
[   49.668859][ T1251]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   49.668993][ T1251]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   49.669126][ T1251]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   49.669225][ T1251]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   49.669427][ T1251]  __dev_notify_flags (net/core/dev.c:9787)
[   49.669566][ T1251]  ? netif_change_name (net/core/dev.c:1495)
[   49.669703][ T1251]  ? __dev_change_flags (net/core/dev.c:9752)
[   49.669837][ T1251]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   49.669983][ T1251]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.670116][ T1251]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   49.670251][ T1251]  netif_change_flags (net/core/dev.c:9820)
[   49.670477][ T1251]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   49.670610][ T1251]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   49.670754][ T1251]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   49.670889][ T1251]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   49.671054][ T1251]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.671187][ T1251]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.671414][ T1251]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   49.671547][ T1251]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.671681][ T1251]  ? __kernel_text_address (kernel/extable.c:79)
[   49.671823][ T1251]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.671958][ T1251]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.672090][ T1251]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   49.672224][ T1251]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.672439][ T1251]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   49.672571][ T1251]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.672709][ T1251]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.672850][ T1251]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   49.672986][ T1251]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   49.673118][ T1251]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   49.673250][ T1251]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   49.673469][ T1251]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   49.673605][ T1251]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   49.673776][ T1251]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   49.673911][ T1251]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.674045][ T1251]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.674179][ T1251]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.674312][ T1251]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.674520][ T1251]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.674653][ T1251]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.674790][ T1251]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.674922][ T1251]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.675054][ T1251]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.675189][ T1251]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.675382][ T1251]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.675515][ T1251]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.675646][ T1251]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.675781][ T1251]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.675915][ T1251]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.676046][ T1251]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.676180][ T1251]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.676373][ T1251]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.676507][ T1251]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.676642][ T1251]  ? 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))
[   49.676777][ T1251]  ? 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))
[   49.676911][ T1251]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.677045][ T1251]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.677180][ T1251]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.677372][ T1251]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.677508][ T1251]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.677642][ T1251]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.677782][ T1251]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.677914][ T1251]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.678048][ T1251]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.678213][ T1251]  ? move_addr_to_kernel (net/socket.c:258)
[   49.678400][ T1251]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.678534][ T1251]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.678667][ T1251]  ___sys_sendmsg (net/socket.c:2752)
[   49.678818][ T1251]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   49.678982][ T1251]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.679127][ T1251]  __sys_sendmsg (net/socket.c:2784)
[   49.679259][ T1251]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.679400][ T1251]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   49.679569][ T1251]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   49.679706][ T1251]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.679839][ T1251]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.679970][ T1251]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.680102][ T1251]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.680234][ T1251]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.680406][ T1251] RIP: 0033:0x7f15ea61f08e
[   49.680546][ T1251] 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
[   49.681024][ T1251] RSP: 002b:00007ffce315acf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.681224][ T1251] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f15ea61f08e
[   49.681431][ T1251] RDX: 0000000000000000 RSI: 00007ffce315ada0 RDI: 0000000000000005
[   49.681637][ T1251] RBP: 00007ffce315ad00 R08: 0000000000000000 R09: 0000000000000000
[   49.681845][ T1251] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0aa
[   49.682042][ T1251] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce315b470
| [   49.729095][ T1252] ------------[ cut here ]------------
| [   49.729358][ T1252] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1252
| [   49.729648][ T1252] Modules linked in: vxlan
| [   49.730075][ T1252] Tainted: [W]=WARN
[   49.730179][ T1252] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.730363][ T1252] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.730549][ T1252] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.731039][ T1252] RSP: 0018:ffa0000002546e30 EFLAGS: 00010286
[   49.731212][ T1252] RAX: 00000000ffffffa6 RBX: ff11000014d14740 RCX: 1ff40000004a8d8c
[   49.731422][ T1252] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014d147fc
[   49.731624][ T1252] RBP: ff11000010c04000 R08: 1fe22000029a2901 R09: ff1100001ab3ae80
[   49.731832][ T1252] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   49.732035][ T1252] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000014760b04
[   49.732239][ T1252] FS:  00007f3fccc9e840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   49.732493][ T1252] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.732679][ T1252] CR2: 000000000042ebe0 CR3: 000000001ab2f003 CR4: 0000000000771ef0
[   49.732892][ T1252] PKRU: 55555554
[   49.732993][ T1252] Call Trace:
[   49.733094][ T1252]  <TASK>
[   49.733164][ T1252]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.733306][ T1252]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   49.733450][ T1252]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   49.733553][ T1252]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   49.733696][ T1252]  __dev_notify_flags (net/core/dev.c:9787)
[   49.733834][ T1252]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   49.733969][ T1252]  ? 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)
[   49.734105][ T1252]  ? netif_change_name (net/core/dev.c:1495)
[   49.734243][ T1252]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   49.734389][ T1252]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.734529][ T1252]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.734663][ T1252]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.734804][ T1252]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.734941][ T1252]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   49.735078][ T1252]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   49.735214][ T1252]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   49.735358][ T1252]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   49.735497][ T1252]  veth_newlink (drivers/net/veth.c:1871)
[   49.735633][ T1252]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   49.735771][ T1252]  ? kasan_save_stack (mm/kasan/common.c:57)
[   49.735909][ T1252]  ? kasan_save_track (mm/kasan/common.c:78)
[   49.736045][ T1252]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   49.736197][ T1252]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   49.736343][ T1252]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   49.736482][ T1252]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   49.736617][ T1252]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   49.736761][ T1252]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   49.736898][ T1252]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   49.737035][ T1252]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   49.737170][ T1252]  ? __dev_get_by_name (net/core/dev.c:883)
[   49.737310][ T1252]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   49.737547][ T1252]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   49.737688][ T1252]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   49.737830][ T1252]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.738053][ T1252]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.738188][ T1252]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.738330][ T1252]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.738464][ T1252]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.738603][ T1252]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.738840][ T1252]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.738977][ T1252]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.739112][ T1252]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.739350][ T1252]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.739485][ T1252]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.739621][ T1252]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.739764][ T1252]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.739899][ T1252]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.740036][ T1252]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.740172][ T1252]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.740321][ T1252]  ? 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))
[   49.740457][ T1252]  ? 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))
[   49.740685][ T1252]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.740919][ T1252]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.741147][ T1252]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.741285][ T1252]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.741488][ T1252]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.741624][ T1252]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.741767][ T1252]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.741901][ T1252]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.742037][ T1252]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.742206][ T1252]  ? move_addr_to_kernel (net/socket.c:258)
[   49.742356][ T1252]  ___sys_sendmsg (net/socket.c:2752)
[   49.742492][ T1252]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.742627][ T1252]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.742776][ T1252]  ? 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))
[   49.742914][ T1252]  __sys_sendmsg (net/socket.c:2784)
[   49.743048][ T1252]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.743187][ T1252]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.743330][ T1252]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.743467][ T1252]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.743603][ T1252]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.743744][ T1252]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.743880][ T1252]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.744048][ T1252] RIP: 0033:0x7f3fcced808e
[   49.744189][ T1252] 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
[   49.744697][ T1252] RSP: 002b:00007ffd87c0e1d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.744903][ T1252] RAX: ffffffffffffffda RBX: 00007ffd87c0e968 RCX: 00007f3fcced808e
[   49.745104][ T1252] RDX: 0000000000000000 RSI: 00007ffd87c0e280 RDI: 0000000000000005
[   49.745408][ T1252] RBP: 00007ffd87c0e1e0 R08: 0000000000000000 R09: 0000000000000000
[   49.745610][ T1252] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0aa
[   49.745817][ T1252] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd87c0e940
| [   49.756604][ T1252] ------------[ cut here ]------------
| [   49.756771][ T1252] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1252
| [   49.757038][ T1252] Modules linked in: vxlan
| [   49.757464][ T1252] Tainted: [W]=WARN
[   49.757568][ T1252] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.757742][ T1252] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.757925][ T1252] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.758421][ T1252] RSP: 0018:ffa00000025471b0 EFLAGS: 00010286
[   49.758592][ T1252] RAX: 00000000ffffffa6 RBX: ff11000005561000 RCX: 1ff40000004a8dfc
[   49.758799][ T1252] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000055610bc
[   49.759000][ T1252] RBP: ff11000010c01000 R08: 1fe2200000aac219 R09: ff1100001ab3ae80
[   49.759201][ T1252] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   49.759414][ T1252] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab603b20
[   49.759616][ T1252] FS:  00007f3fccc9e840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   49.759865][ T1252] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.760035][ T1252] CR2: 00000000153ce988 CR3: 000000001ab2f006 CR4: 0000000000771ef0
[   49.760239][ T1252] PKRU: 55555554
[   49.760352][ T1252] Call Trace:
[   49.760455][ T1252]  <TASK>
[   49.760526][ T1252]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   49.760663][ T1252]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   49.760772][ T1252]  __dev_notify_flags (net/core/dev.c:9787)
[   49.760909][ T1252]  ? netif_change_name (net/core/dev.c:1495)
[   49.761048][ T1252]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   49.761185][ T1252]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   49.761333][ T1252]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   49.761474][ T1252]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   49.761611][ T1252]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   49.761752][ T1252]  ? __dev_get_by_name (net/core/dev.c:883)
[   49.761886][ T1252]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   49.762026][ T1252]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   49.762166][ T1252]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   49.762308][ T1252]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.762449][ T1252]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.762584][ T1252]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.762725][ T1252]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.762859][ T1252]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.762997][ T1252]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.763134][ T1252]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.763274][ T1252]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.763519][ T1252]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.763654][ T1252]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.763792][ T1252]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.763928][ T1252]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.764061][ T1252]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.764198][ T1252]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.764345][ T1252]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.764480][ T1252]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.764618][ T1252]  ? 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))
[   49.764759][ T1252]  ? 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))
[   49.764895][ T1252]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.765030][ T1252]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.765165][ T1252]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.765306][ T1252]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.765461][ T1252]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.765598][ T1252]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.765741][ T1252]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.765878][ T1252]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.766012][ T1252]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.766180][ T1252]  ? move_addr_to_kernel (net/socket.c:258)
[   49.766327][ T1252]  ___sys_sendmsg (net/socket.c:2752)
[   49.766467][ T1252]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.766601][ T1252]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.766753][ T1252]  ? 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))
[   49.766893][ T1252]  __sys_sendmsg (net/socket.c:2784)
[   49.767028][ T1252]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.767168][ T1252]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.767307][ T1252]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.767450][ T1252]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.767586][ T1252]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.767726][ T1252]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.767861][ T1252]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.768030][ T1252] RIP: 0033:0x7f3fcced808e
[   49.768170][ T1252] 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
[   49.768660][ T1252] RSP: 002b:00007ffd87c0e1d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.768869][ T1252] RAX: ffffffffffffffda RBX: 00007ffd87c0e968 RCX: 00007f3fcced808e
[   49.769070][ T1252] RDX: 0000000000000000 RSI: 00007ffd87c0e280 RDI: 0000000000000005
[   49.769277][ T1252] RBP: 00007ffd87c0e1e0 R08: 0000000000000000 R09: 0000000000000000
[   49.769484][ T1252] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0aa
[   49.769683][ T1252] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd87c0e940
| [   49.830117][ T1253] ------------[ cut here ]------------
| [   49.830302][ T1253] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1253
| [   49.830625][ T1253] Modules linked in: vxlan
| [   49.831153][ T1253] Tainted: [W]=WARN
[   49.831311][ T1253] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.831543][ T1253] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.831773][ T1253] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.832279][ T1253] RSP: 0018:ffa00000024b6ff8 EFLAGS: 00010286
[   49.832516][ T1253] RAX: 00000000ffffffa6 RBX: ff11000014e2a040 RCX: 1ff4000000496dc5
[   49.832767][ T1253] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014e2a0fc
[   49.833008][ T1253] RBP: ff11000010c01000 R08: 1fe22000029c5421 R09: ff1100001ab3d158
[   49.833249][ T1253] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   49.833575][ T1253] R13: 0000000000000000 R14: ffa00000024b7140 R15: ff11000013ad2350
[   49.833885][ T1253] FS:  00007f6efcaa9840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   49.834174][ T1253] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.834404][ T1253] CR2: 000000002fd78988 CR3: 0000000015d1c004 CR4: 0000000000771ef0
[   49.834662][ T1253] PKRU: 55555554
[   49.834819][ T1253] Call Trace:
[   49.834966][ T1253]  <TASK>
[   49.835084][ T1253]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   49.835269][ T1253]  __dev_change_net_namespace (net/core/dev.c:12635)
[   49.835498][ T1253]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.835675][ T1253]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.835869][ T1253]  ? default_device_exit_batch (net/core/dev.c:13091)
[   49.836081][ T1253]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.836259][ T1253]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.836463][ T1253]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.836644][ T1253]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   49.836837][ T1253]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   49.837020][ T1253]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   49.837203][ T1253]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   49.837404][ T1253]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   49.837585][ T1253]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   49.837803][ T1253]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.837983][ T1253]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.838162][ T1253]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   49.838363][ T1253]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.838544][ T1253]  ? __kernel_text_address (kernel/extable.c:79)
[   49.838730][ T1253]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.838914][ T1253]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.839093][ T1253]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   49.839278][ T1253]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.839473][ T1253]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   49.839650][ T1253]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.839835][ T1253]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.840015][ T1253]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   49.840196][ T1253]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   49.840395][ T1253]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   49.840576][ T1253]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   49.840769][ T1253]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   49.840948][ T1253]  ? nla_get_range_signed (lib/nlattr.c:270)
[   49.841132][ T1253]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   49.841335][ T1253]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   49.841518][ T1253]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.841702][ T1253]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.841883][ T1253]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.842068][ T1253]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.842255][ T1253]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.842460][ T1253]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.842637][ T1253]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.842829][ T1253]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.843017][ T1253]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.843197][ T1253]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.843400][ T1253]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.843582][ T1253]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.843768][ T1253]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.843948][ T1253]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.844130][ T1253]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.844331][ T1253]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.844516][ T1253]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.844703][ T1253]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.844886][ T1253]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.845070][ T1253]  ? 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))
[   49.845248][ T1253]  ? 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))
[   49.845449][ T1253]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.845635][ T1253]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.845824][ T1253]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.846006][ T1253]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.846202][ T1253]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.846435][ T1253]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.846617][ T1253]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.846804][ T1253]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.846984][ T1253]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.847201][ T1253]  ? move_addr_to_kernel (net/socket.c:258)
[   49.847403][ T1253]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.847584][ T1253]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.847772][ T1253]  ___sys_sendmsg (net/socket.c:2752)
[   49.847952][ T1253]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   49.848169][ T1253]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.848382][ T1253]  __sys_sendmsg (net/socket.c:2784)
[   49.848566][ T1253]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.848754][ T1253]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   49.848967][ T1253]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   49.849146][ T1253]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.849348][ T1253]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.849529][ T1253]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.849715][ T1253]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.849902][ T1253]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.850112][ T1253] RIP: 0033:0x7f6efcce308e
[   49.850298][ T1253] 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
[   49.850822][ T1253] RSP: 002b:00007ffe836c0bd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.851068][ T1253] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6efcce308e
[   49.851329][ T1253] RDX: 0000000000000000 RSI: 00007ffe836c0c80 RDI: 0000000000000005
[   49.851604][ T1253] RBP: 00007ffe836c0be0 R08: 0000000000000000 R09: 0000000000000000
[   49.851854][ T1253] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ab
[   49.852099][ T1253] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe836c1340
| [   49.865421][ T1253] ------------[ cut here ]------------
| [   49.865566][ T1253] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1253
| [   49.865830][ T1253] Modules linked in: vxlan
| [   49.866227][ T1253] Tainted: [W]=WARN
[   49.866342][ T1253] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.866505][ T1253] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.866673][ T1253] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.867137][ T1253] RSP: 0018:ffa00000024b6fc0 EFLAGS: 00010286
[   49.867306][ T1253] RAX: 00000000ffffffa6 RBX: ff11000014e2a900 RCX: 1ff4000000496dbe
[   49.867567][ T1253] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014e2a9bc
[   49.867874][ T1253] RBP: ff11000010c01000 R08: 1fe22000029c5539 R09: ff1100001ab3d158
[   49.868088][ T1253] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   49.868291][ T1253] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013ad2350
[   49.868549][ T1253] FS:  00007f6efcaa9840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   49.868784][ T1253] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.868946][ T1253] CR2: 000055669e9bf130 CR3: 0000000015d1c006 CR4: 0000000000771ef0
[   49.869142][ T1253] PKRU: 55555554
[   49.869245][ T1253] Call Trace:
[   49.869400][ T1253]  <TASK>
[   49.869469][ T1253]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   49.869600][ T1253]  ? notifier_call_chain (kernel/notifier.c:85)
[   49.869736][ T1253]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   49.869835][ T1253]  __dev_change_net_namespace (net/core/dev.c:12695)
[   49.869997][ T1253]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.870127][ T1253]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.870257][ T1253]  ? default_device_exit_batch (net/core/dev.c:13091)
[   49.870464][ T1253]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.870593][ T1253]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.870733][ T1253]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.870863][ T1253]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   49.870994][ T1253]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   49.871126][ T1253]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   49.871256][ T1253]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   49.871394][ T1253]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   49.871525][ T1253]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   49.871686][ T1253]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.871820][ T1253]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.871949][ T1253]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   49.872079][ T1253]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.872210][ T1253]  ? __kernel_text_address (kernel/extable.c:79)
[   49.872351][ T1253]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.872481][ T1253]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.872609][ T1253]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   49.872745][ T1253]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.872874][ T1253]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   49.873004][ T1253]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.873131][ T1253]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.873260][ T1253]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   49.873399][ T1253]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   49.873528][ T1253]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   49.873658][ T1253]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   49.873793][ T1253]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   49.873926][ T1253]  ? nla_get_range_signed (lib/nlattr.c:270)
[   49.874060][ T1253]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   49.874197][ T1253]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   49.874335][ T1253]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.874464][ T1253]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.874592][ T1253]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.874730][ T1253]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.874859][ T1253]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.874991][ T1253]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.875126][ T1253]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.875255][ T1253]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.875393][ T1253]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.875523][ T1253]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.875653][ T1253]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.875787][ T1253]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.875915][ T1253]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.876045][ T1253]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.876179][ T1253]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.876310][ T1253]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.876446][ T1253]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.876575][ T1253]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.876708][ T1253]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.876842][ T1253]  ? 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))
[   49.876972][ T1253]  ? 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))
[   49.877102][ T1253]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.877233][ T1253]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.877373][ T1253]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.877506][ T1253]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.877637][ T1253]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.877773][ T1253]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.877904][ T1253]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.878035][ T1253]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.878166][ T1253]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.878336][ T1253]  ? move_addr_to_kernel (net/socket.c:258)
[   49.878467][ T1253]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.878597][ T1253]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.878734][ T1253]  ___sys_sendmsg (net/socket.c:2752)
[   49.878862][ T1253]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   49.879023][ T1253]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.879164][ T1253]  __sys_sendmsg (net/socket.c:2784)
[   49.879298][ T1253]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.879433][ T1253]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   49.879599][ T1253]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   49.879735][ T1253]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.879864][ T1253]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.879994][ T1253]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.880123][ T1253]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.880252][ T1253]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.880421][ T1253] RIP: 0033:0x7f6efcce308e
[   49.880556][ T1253] 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
[   49.881022][ T1253] RSP: 002b:00007ffe836c0bd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.881218][ T1253] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6efcce308e
[   49.881420][ T1253] RDX: 0000000000000000 RSI: 00007ffe836c0c80 RDI: 0000000000000005
[   49.881613][ T1253] RBP: 00007ffe836c0be0 R08: 0000000000000000 R09: 0000000000000000
[   49.881813][ T1253] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ab
[   49.882006][ T1253] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe836c1340
| [   49.929498][ T1256] ------------[ cut here ]------------
| [   49.929644][ T1256] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1256
| [   49.929905][ T1256] Modules linked in: vxlan
| [   49.930310][ T1256] Tainted: [W]=WARN
[   49.930421][ T1256] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.930585][ T1256] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.930766][ T1256] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.931224][ T1256] RSP: 0018:ffa00000024c6ff8 EFLAGS: 00010286
[   49.931396][ T1256] RAX: 00000000ffffffa6 RBX: ff1100000549cac0 RCX: 1ff4000000498dc5
[   49.931587][ T1256] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000549cb7c
[   49.931784][ T1256] RBP: ff11000010c04000 R08: 1fe2200000a93971 R09: ff11000015e80b58
[   49.931978][ T1256] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   49.932171][ T1256] R13: 0000000000000000 R14: ffa00000024c7140 R15: ff11000013310050
[   49.932374][ T1256] FS:  00007ffa7fde1840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   49.932602][ T1256] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.932771][ T1256] CR2: 00007fcc914a5808 CR3: 0000000019c07005 CR4: 0000000000771ef0
[   49.932967][ T1256] PKRU: 55555554
[   49.933069][ T1256] Call Trace:
[   49.933165][ T1256]  <TASK>
[   49.933232][ T1256]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   49.933491][ T1256]  __dev_change_net_namespace (net/core/dev.c:12635)
[   49.933652][ T1256]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.933785][ T1256]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.933914][ T1256]  ? default_device_exit_batch (net/core/dev.c:13091)
[   49.934076][ T1256]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.934205][ T1256]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.934343][ T1256]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.934473][ T1256]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   49.934602][ T1256]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   49.934735][ T1256]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   49.934871][ T1256]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   49.935001][ T1256]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   49.935129][ T1256]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   49.935292][ T1256]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.935423][ T1256]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.935550][ T1256]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   49.935676][ T1256]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.935810][ T1256]  ? __kernel_text_address (kernel/extable.c:79)
[   49.935938][ T1256]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.936068][ T1256]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.936193][ T1256]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   49.936333][ T1256]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.936461][ T1256]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   49.936589][ T1256]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.936723][ T1256]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.936851][ T1256]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   49.936979][ T1256]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   49.937112][ T1256]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   49.937241][ T1256]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   49.937380][ T1256]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   49.937509][ T1256]  ? nla_get_range_signed (lib/nlattr.c:270)
[   49.937639][ T1256]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   49.937775][ T1256]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   49.937906][ T1256]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.938033][ T1256]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.938160][ T1256]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.938290][ T1256]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.938421][ T1256]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.938549][ T1256]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.938677][ T1256]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.938810][ T1256]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.938942][ T1256]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.939070][ T1256]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.939198][ T1256]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.939335][ T1256]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.939463][ T1256]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.939593][ T1256]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.939731][ T1256]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.939858][ T1256]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.939993][ T1256]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.940121][ T1256]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.940255][ T1256]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.940395][ T1256]  ? 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))
[   49.940523][ T1256]  ? 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))
[   49.940652][ T1256]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.940787][ T1256]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.940938][ T1256]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.941072][ T1256]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.941203][ T1256]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.941342][ T1256]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.941473][ T1256]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.941603][ T1256]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.941744][ T1256]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.941904][ T1256]  ? move_addr_to_kernel (net/socket.c:258)
[   49.942034][ T1256]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.942163][ T1256]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.942297][ T1256]  ___sys_sendmsg (net/socket.c:2752)
[   49.942436][ T1256]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   49.942598][ T1256]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.942744][ T1256]  __sys_sendmsg (net/socket.c:2784)
[   49.942873][ T1256]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.942999][ T1256]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   49.943161][ T1256]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   49.943310][ T1256]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.943446][ T1256]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.943574][ T1256]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.943708][ T1256]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.943837][ T1256]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.944009][ T1256] RIP: 0033:0x7ffa8001b08e
[   49.944146][ T1256] 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
[   49.944615][ T1256] RSP: 002b:00007ffd00794c80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.944819][ T1256] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ffa8001b08e
[   49.945014][ T1256] RDX: 0000000000000000 RSI: 00007ffd00794d30 RDI: 0000000000000005
[   49.945209][ T1256] RBP: 00007ffd00794c90 R08: 0000000000000000 R09: 0000000000000000
[   49.945413][ T1256] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ab
[   49.945607][ T1256] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd007953f0
| [   49.948193][ T1256] ------------[ cut here ]------------
| [   49.948584][ T1256] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1256
| [   49.948847][ T1256] Modules linked in: vxlan
| [   49.949248][ T1256] Tainted: [W]=WARN
[   49.949404][ T1256] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.949570][ T1256] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.949747][ T1256] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.950214][ T1256] RSP: 0018:ffa00000024c6fc0 EFLAGS: 00010286
[   49.950435][ T1256] RAX: 00000000ffffffa6 RBX: ff1100000549c740 RCX: 1ff4000000498dbe
[   49.950629][ T1256] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000549c7fc
[   49.950867][ T1256] RBP: ff11000010c04000 R08: 1fe2200000a93901 R09: ff11000015e80b58
[   49.951062][ T1256] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   49.951257][ T1256] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013310050
[   49.951463][ T1256] FS:  00007ffa7fde1840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   49.951696][ T1256] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.951861][ T1256] CR2: 00007fcc914a5808 CR3: 0000000019c07005 CR4: 0000000000771ef0
[   49.952057][ T1256] PKRU: 55555554
[   49.952160][ T1256] Call Trace:
[   49.952257][ T1256]  <TASK>
[   49.952333][ T1256]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   49.952464][ T1256]  ? notifier_call_chain (kernel/notifier.c:85)
[   49.952597][ T1256]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   49.952702][ T1256]  __dev_change_net_namespace (net/core/dev.c:12695)
[   49.952866][ T1256]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.952996][ T1256]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.953129][ T1256]  ? default_device_exit_batch (net/core/dev.c:13091)
[   49.953297][ T1256]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.953434][ T1256]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.953569][ T1256]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.953705][ T1256]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   49.953842][ T1256]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   49.953973][ T1256]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   49.954105][ T1256]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   49.954241][ T1256]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   49.954382][ T1256]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   49.954545][ T1256]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.954677][ T1256]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.954823][ T1256]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   49.954954][ T1256]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.955087][ T1256]  ? __kernel_text_address (kernel/extable.c:79)
[   49.955218][ T1256]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.955360][ T1256]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.955494][ T1256]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   49.955625][ T1256]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.955765][ T1256]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   49.955893][ T1256]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.956033][ T1256]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.956164][ T1256]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   49.956299][ T1256]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   49.956438][ T1256]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   49.956571][ T1256]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   49.956707][ T1256]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   49.956836][ T1256]  ? nla_get_range_signed (lib/nlattr.c:270)
[   49.956974][ T1256]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   49.957109][ T1256]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   49.957244][ T1256]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.957382][ T1256]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.957514][ T1256]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.957646][ T1256]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.957782][ T1256]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.957915][ T1256]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.958045][ T1256]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.958182][ T1256]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.958321][ T1256]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.958457][ T1256]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.958589][ T1256]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.958726][ T1256]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.958858][ T1256]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.958989][ T1256]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.959123][ T1256]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.959253][ T1256]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.959395][ T1256]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.959532][ T1256]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.959666][ T1256]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.959803][ T1256]  ? 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))
[   49.959936][ T1256]  ? 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))
[   49.960070][ T1256]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.960223][ T1256]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.960375][ T1256]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.960512][ T1256]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.960648][ T1256]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.960788][ T1256]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.960921][ T1256]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.961053][ T1256]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.961187][ T1256]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.961360][ T1256]  ? move_addr_to_kernel (net/socket.c:258)
[   49.961498][ T1256]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.961632][ T1256]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.961772][ T1256]  ___sys_sendmsg (net/socket.c:2752)
[   49.961905][ T1256]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   49.962069][ T1256]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.962215][ T1256]  __sys_sendmsg (net/socket.c:2784)
[   49.962355][ T1256]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.962488][ T1256]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   49.962656][ T1256]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   49.962796][ T1256]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.962929][ T1256]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.963061][ T1256]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.963194][ T1256]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.963337][ T1256]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.963518][ T1256] RIP: 0033:0x7ffa8001b08e
[   49.963762][ T1256] 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
[   49.964246][ T1256] RSP: 002b:00007ffd00794c80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.964454][ T1256] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ffa8001b08e
[   49.964652][ T1256] RDX: 0000000000000000 RSI: 00007ffd00794d30 RDI: 0000000000000005
[   49.965030][ T1256] RBP: 00007ffd00794c90 R08: 0000000000000000 R09: 0000000000000000
[   49.965245][ T1256] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ab
[   49.965450][ T1256] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd007953f0
| [   49.997714][ T1258] ------------[ cut here ]------------
| [   49.997869][ T1258] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1258
| [   49.998136][ T1258] Modules linked in: vxlan
| [   49.998559][ T1258] Tainted: [W]=WARN
[   49.998661][ T1258] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.998833][ T1258] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.999006][ T1258] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.999498][ T1258] RSP: 0018:ffa0000002547020 EFLAGS: 00010286
[   49.999666][ T1258] RAX: 00000000ffffffa6 RBX: ff11000012a60c80 RCX: 1ff40000004a8dca
[   49.999879][ T1258] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012a60d3c
[   50.000088][ T1258] RBP: ff11000010c01000 R08: 1fe220000254c1a9 R09: ff11000015ba5158
[   50.000288][ T1258] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   50.000492][ T1258] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   50.000697][ T1258] FS:  00007f7eb7f31840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   50.000930][ T1258] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.001099][ T1258] CR2: 00007f7eb82011a0 CR3: 0000000010436003 CR4: 0000000000771ef0
[   50.001309][ T1258] PKRU: 55555554
[   50.001414][ T1258] Call Trace:
[   50.001514][ T1258]  <TASK>
[   50.001583][ T1258]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   50.001724][ T1258]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   50.001827][ T1258]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   50.001961][ T1258]  __dev_notify_flags (net/core/dev.c:9787)
[   50.002095][ T1258]  ? netif_change_name (net/core/dev.c:1495)
[   50.002229][ T1258]  ? __dev_change_flags (net/core/dev.c:9752)
[   50.002374][ T1258]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   50.002509][ T1258]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.002643][ T1258]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   50.002782][ T1258]  netif_change_flags (net/core/dev.c:9820)
[   50.002917][ T1258]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   50.003052][ T1258]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   50.003187][ T1258]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   50.003972][ T1258]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   50.004146][ T1258]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   50.004281][ T1258]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.004500][ T1258]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   50.004643][ T1258]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.004793][ T1258]  ? __kernel_text_address (kernel/extable.c:79)
[   50.004928][ T1258]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.005063][ T1258]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.005196][ T1258]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   50.005408][ T1258]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.005543][ T1258]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   50.005676][ T1258]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.005813][ T1258]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.005947][ T1258]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   50.006079][ T1258]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   50.006212][ T1258]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   50.006402][ T1258]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   50.006537][ T1258]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   50.006747][ T1258]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   50.006884][ T1258]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   50.007020][ T1258]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.007151][ T1258]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.007283][ T1258]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.007425][ T1258]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.007556][ T1258]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.007695][ T1258]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.007829][ T1258]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.007960][ T1258]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.008092][ T1258]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.008224][ T1258]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.008365][ T1258]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   50.008497][ T1258]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.008632][ T1258]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.008769][ T1258]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.008905][ T1258]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.009037][ T1258]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.009170][ T1258]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   50.009307][ T1258]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.009446][ T1258]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.009582][ T1258]  ? 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))
[   50.009719][ T1258]  ? 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))
[   50.009854][ T1258]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.009987][ T1258]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.010130][ T1258]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.010265][ T1258]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   50.010407][ T1258]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   50.010543][ T1258]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   50.010677][ T1258]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   50.010815][ T1258]  ? copy_msghdr_from_user (net/socket.c:2635)
[   50.010950][ T1258]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   50.011114][ T1258]  ? move_addr_to_kernel (net/socket.c:258)
[   50.011248][ T1258]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.011388][ T1258]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.011522][ T1258]  ___sys_sendmsg (net/socket.c:2752)
[   50.011653][ T1258]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   50.011824][ T1258]  ? copy_msghdr_from_user (net/socket.c:2603)
[   50.011970][ T1258]  __sys_sendmsg (net/socket.c:2784)
[   50.012102][ T1258]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   50.012235][ T1258]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   50.012411][ T1258]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   50.012543][ T1258]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.012677][ T1258]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   50.012815][ T1258]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   50.012965][ T1258]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   50.013099][ T1258]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.013263][ T1258] RIP: 0033:0x7f7eb816b08e
[   50.013412][ T1258] 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
[   50.013890][ T1258] RSP: 002b:00007ffd029670b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.014090][ T1258] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f7eb816b08e
[   50.014291][ T1258] RDX: 0000000000000000 RSI: 00007ffd02967160 RDI: 0000000000000005
[   50.014490][ T1258] RBP: 00007ffd029670c0 R08: 0000000000000000 R09: 0000000000000000
[   50.014686][ T1258] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ab
[   50.014889][ T1258] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd02967830
| [   50.050802][ T1260] ------------[ cut here ]------------
| [   50.050993][ T1260] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1260
| [   50.051311][ T1260] Modules linked in: vxlan
| [   50.052291][ T1260] Tainted: [W]=WARN
[   50.052455][ T1260] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.052672][ T1260] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.052913][ T1260] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.053453][ T1260] RSP: 0018:ffa00000024a7020 EFLAGS: 00010286
[   50.053697][ T1260] RAX: 00000000ffffffa6 RBX: ff110000129c9a80 RCX: 1ff4000000494dca
[   50.053979][ T1260] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129c9b3c
[   50.054229][ T1260] RBP: ff11000010c04000 R08: 1fe2200002539369 R09: ff110000114aae58
[   50.054498][ T1260] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   50.054761][ T1260] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   50.055040][ T1260] FS:  00007fedb20d8840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   50.055347][ T1260] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.055563][ T1260] CR2: 0000000016f00988 CR3: 0000000004d25003 CR4: 0000000000771ef0
[   50.055836][ T1260] PKRU: 55555554
[   50.055985][ T1260] Call Trace:
[   50.056135][ T1260]  <TASK>
[   50.056257][ T1260]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   50.056469][ T1260]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   50.056623][ T1260]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   50.056815][ T1260]  __dev_notify_flags (net/core/dev.c:9787)
[   50.057001][ T1260]  ? netif_change_name (net/core/dev.c:1495)
[   50.057183][ T1260]  ? __dev_change_flags (net/core/dev.c:9752)
[   50.057390][ T1260]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   50.057575][ T1260]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.057772][ T1260]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   50.057959][ T1260]  netif_change_flags (net/core/dev.c:9820)
[   50.058161][ T1260]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   50.058365][ T1260]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   50.058554][ T1260]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   50.058743][ T1260]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   50.058966][ T1260]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   50.059152][ T1260]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.059357][ T1260]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   50.059542][ T1260]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.059736][ T1260]  ? __kernel_text_address (kernel/extable.c:79)
[   50.059924][ T1260]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.060113][ T1260]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.060304][ T1260]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   50.060504][ T1260]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.060709][ T1260]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   50.060924][ T1260]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.061141][ T1260]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.061359][ T1260]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   50.061544][ T1260]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   50.061772][ T1260]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   50.061963][ T1260]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   50.062152][ T1260]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   50.062364][ T1260]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   50.062554][ T1260]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   50.062757][ T1260]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.062943][ T1260]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.063171][ T1260]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.063404][ T1260]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.063595][ T1260]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.063793][ T1260]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.063978][ T1260]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.064163][ T1260]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.064369][ T1260]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.064562][ T1260]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.064763][ T1260]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   50.064950][ T1260]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.065135][ T1260]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.065379][ T1260]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.065570][ T1260]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.065807][ T1260]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.066007][ T1260]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   50.066193][ T1260]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.066398][ T1260]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.066626][ T1260]  ? 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))
[   50.066818][ T1260]  ? 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))
[   50.067008][ T1260]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.067196][ T1260]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.067404][ T1260]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.067592][ T1260]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   50.067794][ T1260]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   50.067981][ T1260]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   50.068168][ T1260]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   50.068373][ T1260]  ? copy_msghdr_from_user (net/socket.c:2635)
[   50.068566][ T1260]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   50.068800][ T1260]  ? move_addr_to_kernel (net/socket.c:258)
[   50.068991][ T1260]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.069176][ T1260]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.069391][ T1260]  ___sys_sendmsg (net/socket.c:2752)
[   50.069613][ T1260]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   50.069839][ T1260]  ? copy_msghdr_from_user (net/socket.c:2603)
[   50.070040][ T1260]  __sys_sendmsg (net/socket.c:2784)
[   50.070227][ T1260]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   50.070430][ T1260]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   50.070650][ T1260]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   50.070842][ T1260]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.071030][ T1260]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   50.071214][ T1260]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   50.071429][ T1260]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   50.071620][ T1260]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.071851][ T1260] RIP: 0033:0x7fedb231208e
[   50.072042][ T1260] 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
[   50.072581][ T1260] RSP: 002b:00007ffc3be164b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.072878][ T1260] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fedb231208e
[   50.073132][ T1260] RDX: 0000000000000000 RSI: 00007ffc3be16560 RDI: 0000000000000005
[   50.073401][ T1260] RBP: 00007ffc3be164c0 R08: 0000000000000000 R09: 0000000000000000
[   50.073664][ T1260] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ab
[   50.073932][ T1260] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc3be16c30
| [   50.076631][   T38] ------------[ cut here ]------------
| [   50.076770][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/38
| [   50.077011][   T38] Modules linked in: vxlan
| [   50.077430][   T38] Tainted: [W]=WARN
[   50.077521][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.077679][   T38] Workqueue: events_unbound linkwatch_event
[   50.077845][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.078001][   T38] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.078472][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   50.078625][   T38] RAX: 00000000ffffffa6 RBX: ff11000013758ac0 RCX: 1ff4000000055f02
[   50.078811][   T38] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013758b7c
[   50.078996][   T38] RBP: ff11000010c04000 R08: 1fe22000026eb171 R09: ff11000001da2ea8
[   50.079182][   T38] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   50.079376][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   50.079578][   T38] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   50.079827][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.079981][   T38] CR2: 00007feaa6058808 CR3: 0000000017734005 CR4: 0000000000771ef0
[   50.080167][   T38] PKRU: 55555554
[   50.080258][   T38] Call Trace:
[   50.080359][   T38]  <TASK>
[   50.080429][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   50.080557][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   50.080685][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   50.080793][   T38]  netif_state_change (net/core/dev.c:1605)
[   50.080917][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   50.081068][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   50.081189][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   50.081344][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.081477][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   50.081598][   T38]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   50.081726][   T38]  process_one_work (kernel/workqueue.c:3314)
[   50.081858][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   50.081979][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.082105][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   50.082232][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   50.082376][   T38]  kthread (kernel/kthread.c:436)
[   50.082479][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   50.082629][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   50.082761][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   50.082885][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   50.083037][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   50.083160][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   50.083288][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   50.084999][   T38] ------------[ cut here ]------------
| [   50.085121][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/38
| [   50.085375][   T38] Modules linked in: vxlan
| [   50.085782][   T38] Tainted: [W]=WARN
[   50.085874][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.086027][   T38] Workqueue: events_unbound linkwatch_event
[   50.086184][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.086350][   T38] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.086796][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   50.086948][   T38] RAX: 00000000ffffffa6 RBX: ff11000013759c40 RCX: 1ff4000000055f02
[   50.087128][   T38] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013759cfc
[   50.087313][   T38] RBP: ff11000010c01000 R08: 1fe22000026eb3a1 R09: ff11000001da2ea8
[   50.087505][   T38] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   50.087684][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   50.087869][   T38] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   50.088112][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.088276][   T38] CR2: 00007feaa6058808 CR3: 0000000017734005 CR4: 0000000000771ef0
[   50.088474][   T38] PKRU: 55555554
[   50.088565][   T38] Call Trace:
[   50.088662][   T38]  <TASK>
[   50.088730][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   50.088854][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   50.088978][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   50.089071][   T38]  netif_state_change (net/core/dev.c:1605)
[   50.089196][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   50.089364][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   50.089486][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   50.089607][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.089736][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   50.089859][   T38]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   50.089981][   T38]  process_one_work (kernel/workqueue.c:3314)
[   50.090105][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   50.090224][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.090364][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   50.090488][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   50.090611][   T38]  kthread (kernel/kthread.c:436)
[   50.090709][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   50.090880][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   50.091004][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   50.091124][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   50.091277][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   50.091404][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   50.091529][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   50.116540][ T1265] ------------[ cut here ]------------
| [   50.116732][ T1265] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1265
| [   50.117055][ T1265] Modules linked in: vxlan
| [   50.117592][ T1265] Tainted: [W]=WARN
[   50.117756][ T1265] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.117977][ T1265] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.118204][ T1265] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.118768][ T1265] RSP: 0018:ffa0000002546ee0 EFLAGS: 00010286
[   50.118991][ T1265] RAX: 00000000ffffffa6 RBX: ff11000010b903c0 RCX: 1ff40000004a8da2
[   50.119279][ T1265] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010b9047c
[   50.119548][ T1265] RBP: ff11000010c01000 R08: 1fe2200002172091 R09: ff11000014f60b58
[   50.119805][ T1265] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   50.120057][ T1265] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   50.120331][ T1265] FS:  00007f7d2772e840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   50.120616][ T1265] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.120841][ T1265] CR2: 000000002b434988 CR3: 0000000019e19006 CR4: 0000000000771ef0
[   50.121094][ T1265] PKRU: 55555554
[   50.121246][ T1265] Call Trace:
[   50.121419][ T1265]  <TASK>
[   50.121542][ T1265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.121737][ T1265]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   50.121928][ T1265]  notifier_call_chain (kernel/notifier.c:85)
[   50.122118][ T1265]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   50.122308][ T1265]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.122511][ T1265]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   50.122708][ T1265]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.122901][ T1265]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[   50.123087][ T1265]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[   50.123277][ T1265]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   50.123481][ T1265]  ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:45)
[   50.123669][ T1265]  ? netdev_rx_handler_register (net/core/dev.c:5900)
[   50.123869][ T1265]  br_add_if (net/bridge/br_if.c:619)
[   50.124027][ T1265]  do_set_master (net/core/rtnetlink.c:3011)
[   50.124217][ T1265]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   50.124426][ T1265]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   50.124617][ T1265]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   50.124811][ T1265]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   50.125031][ T1265]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   50.125220][ T1265]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.125429][ T1265]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   50.125615][ T1265]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.125808][ T1265]  ? __kernel_text_address (kernel/extable.c:79)
[   50.125995][ T1265]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.126183][ T1265]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.126393][ T1265]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   50.126585][ T1265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.126780][ T1265]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   50.126966][ T1265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.127152][ T1265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.127363][ T1265]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   50.127553][ T1265]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   50.127746][ T1265]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   50.127935][ T1265]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   50.128131][ T1265]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   50.128340][ T1265]  ? nla_get_range_signed (lib/nlattr.c:270)
[   50.128532][ T1265]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   50.128729][ T1265]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   50.128918][ T1265]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.129123][ T1265]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.129332][ T1265]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.129540][ T1265]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.129735][ T1265]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.129926][ T1265]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.130112][ T1265]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.130303][ T1265]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.130505][ T1265]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.130702][ T1265]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.130890][ T1265]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   50.131081][ T1265]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.131268][ T1265]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.131472][ T1265]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.131661][ T1265]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.131853][ T1265]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.132041][ T1265]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   50.132227][ T1265]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.132435][ T1265]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.132644][ T1265]  ? 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))
[   50.132839][ T1265]  ? 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))
[   50.133028][ T1265]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.133220][ T1265]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.133429][ T1265]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.133619][ T1265]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   50.133817][ T1265]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   50.134009][ T1265]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   50.134199][ T1265]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   50.134406][ T1265]  ? copy_msghdr_from_user (net/socket.c:2635)
[   50.134609][ T1265]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   50.134838][ T1265]  ? move_addr_to_kernel (net/socket.c:258)
[   50.135028][ T1265]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.135215][ T1265]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.135431][ T1265]  ___sys_sendmsg (net/socket.c:2752)
[   50.135619][ T1265]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   50.135852][ T1265]  ? copy_msghdr_from_user (net/socket.c:2603)
[   50.136054][ T1265]  __sys_sendmsg (net/socket.c:2784)
[   50.136276][ T1265]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   50.136474][ T1265]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   50.136705][ T1265]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   50.136896][ T1265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.137085][ T1265]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   50.137275][ T1265]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   50.137477][ T1265]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   50.137669][ T1265]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.137898][ T1265] RIP: 0033:0x7f7d2796808e
[   50.138089][ T1265] 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
[   50.138640][ T1265] RSP: 002b:00007ffd12703050 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.138902][ T1265] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7d2796808e
[   50.139153][ T1265] RDX: 0000000000000000 RSI: 00007ffd12703100 RDI: 0000000000000005
[   50.139432][ T1265] RBP: 00007ffd12703060 R08: 0000000000000000 R09: 0000000000000000
[   50.139684][ T1265] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ab
[   50.139944][ T1265] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd127037d0
| [   50.142178][ T1265] ------------[ cut here ]------------
| [   50.142386][ T1265] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1265
| [   50.142719][ T1265] Modules linked in: vxlan
| [   50.143255][ T1265] Tainted: [W]=WARN
[   50.143433][ T1265] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.143662][ T1265] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.143905][ T1265] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.144475][ T1265] RSP: 0018:ffa0000002546ea0 EFLAGS: 00010286
[   50.144711][ T1265] RAX: 00000000ffffffa6 RBX: ff11000010b918c0 RCX: 1ff40000004a8d9a
[   50.144972][ T1265] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010b9197c
[   50.145236][ T1265] RBP: ff11000010c01000 R08: 1fe2200002172331 R09: ff11000014f60b58
[   50.145513][ T1265] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   50.145792][ T1265] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000194d7008
[   50.146083][ T1265] FS:  00007f7d2772e840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   50.146402][ T1265] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.146635][ T1265] CR2: 000000002b434988 CR3: 0000000019e19006 CR4: 0000000000771ef0
[   50.146905][ T1265] PKRU: 55555554
[   50.147062][ T1265] Call Trace:
[   50.147220][ T1265]  <TASK>
[   50.147368][ T1265]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   50.147567][ T1265]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   50.147771][ T1265]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   50.147935][ T1265]  __dev_notify_flags (net/core/dev.c:9787)
[   50.148128][ T1265]  ? netdev_notice (net/core/dev.c:13008)
[   50.148345][ T1265]  ? netif_change_name (net/core/dev.c:1495)
[   50.148541][ T1265]  ? dev_get_min_mp_channel_count (./include/net/netdev_lock.h:30 (discriminator 1))
[   50.148778][ T1265]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   50.148981][ T1265]  __dev_set_promiscuity (net/core/dev.c:9630)
[   50.149176][ T1265]  netif_set_promiscuity (net/core/dev.c:9639)
[   50.149396][ T1265]  dev_set_promiscuity (net/core/dev_api.c:288)
[   50.149591][ T1265]  br_port_set_promisc (net/bridge/br_if.c:108)
[   50.149791][ T1265]  br_manage_promisc (net/bridge/br_if.c:174)
[   50.149985][ T1265]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   50.150183][ T1265]  br_add_if (net/bridge/br_if.c:242 net/bridge/br_if.c:627)
[   50.150366][ T1265]  do_set_master (net/core/rtnetlink.c:3011)
[   50.150561][ T1265]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   50.150766][ T1265]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   50.150962][ T1265]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   50.151157][ T1265]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   50.151404][ T1265]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   50.151600][ T1265]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.151802][ T1265]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   50.151994][ T1265]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.152190][ T1265]  ? __kernel_text_address (kernel/extable.c:79)
[   50.152403][ T1265]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.152598][ T1265]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.152803][ T1265]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   50.152997][ T1265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.153190][ T1265]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   50.153402][ T1265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.153597][ T1265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.153799][ T1265]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   50.153994][ T1265]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   50.154189][ T1265]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   50.154408][ T1265]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   50.154606][ T1265]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   50.154805][ T1265]  ? nla_get_range_signed (lib/nlattr.c:270)
[   50.155001][ T1265]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   50.155201][ T1265]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   50.155420][ T1265]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.155613][ T1265]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.155810][ T1265]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.156002][ T1265]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.156194][ T1265]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.156409][ T1265]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.156665][ T1265]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.156869][ T1265]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.157093][ T1265]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.157290][ T1265]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.157498][ T1265]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   50.157701][ T1265]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.157894][ T1265]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.158089][ T1265]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.158291][ T1265]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.158496][ T1265]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.158700][ T1265]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   50.158892][ T1265]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.159094][ T1265]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.159293][ T1265]  ? 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))
[   50.159500][ T1265]  ? 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))
[   50.159704][ T1265]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.159900][ T1265]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.160104][ T1265]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.160297][ T1265]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   50.160506][ T1265]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   50.160718][ T1265]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   50.160913][ T1265]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   50.161104][ T1265]  ? copy_msghdr_from_user (net/socket.c:2635)
[   50.161302][ T1265]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   50.161540][ T1265]  ? move_addr_to_kernel (net/socket.c:258)
[   50.161743][ T1265]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.161941][ T1265]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.162150][ T1265]  ___sys_sendmsg (net/socket.c:2752)
[   50.162363][ T1265]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   50.162592][ T1265]  ? copy_msghdr_from_user (net/socket.c:2603)
[   50.162808][ T1265]  __sys_sendmsg (net/socket.c:2784)
[   50.163001][ T1265]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   50.163191][ T1265]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   50.163443][ T1265]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   50.163636][ T1265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.163845][ T1265]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   50.164036][ T1265]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   50.164226][ T1265]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   50.164440][ T1265]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.164668][ T1265] RIP: 0033:0x7f7d2796808e
[   50.164874][ T1265] 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
[   50.165441][ T1265] RSP: 002b:00007ffd12703050 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.165714][ T1265] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7d2796808e
[   50.165973][ T1265] RDX: 0000000000000000 RSI: 00007ffd12703100 RDI: 0000000000000005
[   50.166230][ T1265] RBP: 00007ffd12703060 R08: 0000000000000000 R09: 0000000000000000
[   50.166506][ T1265] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ab
[   50.166774][ T1265] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd127037d0
| [   50.169671][ T1265] ------------[ cut here ]------------
| [   50.169856][ T1265] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1265
| [   50.170169][ T1265] Modules linked in: vxlan
| [   50.170697][ T1265] Tainted: [W]=WARN
[   50.170851][ T1265] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.171067][ T1265] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.171293][ T1265] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.171833][ T1265] RSP: 0018:ffa0000002547000 EFLAGS: 00010286
[   50.172050][ T1265] RAX: 00000000ffffffa6 RBX: ff1100001472be00 RCX: 1ff40000004a8dc6
[   50.172305][ T1265] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001472bebc
[   50.172564][ T1265] RBP: ff1100001aada000 R08: 1fe22000028e57d9 R09: ff11000014f60b58
[   50.172822][ T1265] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   50.173072][ T1265] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   50.173369][ T1265] FS:  00007f7d2772e840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   50.173650][ T1265] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.173873][ T1265] CR2: 000000002b434988 CR3: 0000000019e19006 CR4: 0000000000771ef0
[   50.174124][ T1265] PKRU: 55555554
[   50.174275][ T1265] Call Trace:
[   50.174438][ T1265]  <TASK>
[   50.174561][ T1265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.174752][ T1265]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   50.174940][ T1265]  notifier_call_chain (kernel/notifier.c:85)
[   50.175126][ T1265]  call_netdevice_notifiers (net/core/dev.c:2287 net/core/dev.c:2301)
[   50.175331][ T1265]  ? __dev_open (./include/net/netdev_lock.h:33)
[   50.175515][ T1265]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[   50.175711][ T1265]  br_add_if (net/bridge/br_if.c:679)
[   50.175874][ T1265]  do_set_master (net/core/rtnetlink.c:3011)
[   50.176058][ T1265]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   50.176243][ T1265]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   50.176456][ T1265]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   50.176672][ T1265]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   50.176900][ T1265]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   50.177090][ T1265]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.177277][ T1265]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   50.177474][ T1265]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.177659][ T1265]  ? __kernel_text_address (kernel/extable.c:79)
[   50.177851][ T1265]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.178038][ T1265]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.178222][ T1265]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   50.178435][ T1265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.178620][ T1265]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   50.178810][ T1265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.178994][ T1265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.179178][ T1265]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   50.179386][ T1265]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   50.179575][ T1265]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   50.179770][ T1265]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   50.179960][ T1265]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   50.180143][ T1265]  ? nla_get_range_signed (lib/nlattr.c:270)
[   50.180351][ T1265]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   50.180541][ T1265]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   50.180737][ T1265]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.180923][ T1265]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.181107][ T1265]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.181290][ T1265]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.181496][ T1265]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.181684][ T1265]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.181880][ T1265]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.182064][ T1265]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.182248][ T1265]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.182454][ T1265]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.182639][ T1265]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   50.182836][ T1265]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.183020][ T1265]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.183209][ T1265]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.183418][ T1265]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.183602][ T1265]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.183796][ T1265]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   50.183989][ T1265]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.184175][ T1265]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.184398][ T1265]  ? 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))
[   50.184584][ T1265]  ? 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))
[   50.184777][ T1265]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.184965][ T1265]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.185149][ T1265]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.185356][ T1265]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   50.185543][ T1265]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   50.185743][ T1265]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   50.185928][ T1265]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   50.186113][ T1265]  ? copy_msghdr_from_user (net/socket.c:2635)
[   50.186298][ T1265]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   50.186528][ T1265]  ? move_addr_to_kernel (net/socket.c:258)
[   50.186722][ T1265]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.186911][ T1265]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.187125][ T1265]  ___sys_sendmsg (net/socket.c:2752)
[   50.187330][ T1265]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   50.187566][ T1265]  ? copy_msghdr_from_user (net/socket.c:2603)
[   50.187773][ T1265]  __sys_sendmsg (net/socket.c:2784)
[   50.187958][ T1265]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   50.188166][ T1265]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   50.188406][ T1265]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   50.188595][ T1265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.188791][ T1265]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   50.188977][ T1265]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   50.189161][ T1265]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   50.189368][ T1265]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.189607][ T1265] RIP: 0033:0x7f7d2796808e
[   50.189804][ T1265] 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
[   50.191969][ T1265] RSP: 002b:00007ffd12703050 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.192225][ T1265] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7d2796808e
[   50.192492][ T1265] RDX: 0000000000000000 RSI: 00007ffd12703100 RDI: 0000000000000005
[   50.192785][ T1265] RBP: 00007ffd12703060 R08: 0000000000000000 R09: 0000000000000000
[   50.193033][ T1265] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ab
[   50.193286][ T1265] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd127037d0
| [   50.195603][ T1265] ------------[ cut here ]------------
| [   50.195790][ T1265] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1265
| [   50.196098][ T1265] Modules linked in: vxlan
| [   50.196617][ T1265] Tainted: [W]=WARN
[   50.196779][ T1265] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.196993][ T1265] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.197222][ T1265] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.197772][ T1265] RSP: 0018:ffa0000002546f78 EFLAGS: 00010286
[   50.197991][ T1265] RAX: 00000000ffffffa6 RBX: ff11000012a60200 RCX: 1ff40000004a8db5
[   50.198238][ T1265] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012a602bc
[   50.198495][ T1265] RBP: ff1100001aada000 R08: 1fe220000254c059 R09: ff11000014f60b58
[   50.198755][ T1265] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   50.199007][ T1265] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000002
[   50.199256][ T1265] FS:  00007f7d2772e840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   50.199559][ T1265] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.199786][ T1265] CR2: 000000002b434988 CR3: 0000000019e19006 CR4: 0000000000771ef0
[   50.200049][ T1265] PKRU: 55555554
[   50.200201][ T1265] Call Trace:
[   50.200369][ T1265]  <TASK>
[   50.200489][ T1265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.200680][ T1265]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   50.200906][ T1265]  notifier_call_chain (kernel/notifier.c:85)
[   50.201093][ T1265]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[   50.201336][ T1265]  ? netdev_change_features (net/core/dev.c:11117)
[   50.201525][ T1265]  ? br_opt_toggle (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:767 net/bridge/br.c:391)
[   50.201719][ T1265]  br_add_if (net/bridge/br_if.c:683)
[   50.201877][ T1265]  do_set_master (net/core/rtnetlink.c:3011)
[   50.202062][ T1265]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   50.202247][ T1265]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   50.202452][ T1265]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   50.202638][ T1265]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   50.202868][ T1265]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   50.203053][ T1265]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.203237][ T1265]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   50.203435][ T1265]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.203627][ T1265]  ? __kernel_text_address (kernel/extable.c:79)
[   50.203832][ T1265]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.204024][ T1265]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.204209][ T1265]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   50.204415][ T1265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.204599][ T1265]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   50.205701][ T1265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.205888][ T1265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.206076][ T1265]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   50.206259][ T1265]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   50.206464][ T1265]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   50.206651][ T1265]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   50.206842][ T1265]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   50.207026][ T1265]  ? nla_get_range_signed (lib/nlattr.c:270)
[   50.207214][ T1265]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   50.207426][ T1265]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   50.207613][ T1265]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.207804][ T1265]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.207991][ T1265]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.208173][ T1265]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.208374][ T1265]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.208564][ T1265]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.210103][ T1265]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.210409][ T1265]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.210597][ T1265]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.210993][ T1265]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.211179][ T1265]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   50.211796][ T1265]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.212040][ T1265]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.212261][ T1265]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.212498][ T1265]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.213195][ T1265]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.213401][ T1265]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   50.213590][ T1265]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.213785][ T1265]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.214110][ T1265]  ? 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))
[   50.214294][ T1265]  ? 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))
[   50.214496][ T1265]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.214682][ T1265]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.214965][ T1265]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.215154][ T1265]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   50.215374][ T1265]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   50.215605][ T1265]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   50.215888][ T1265]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   50.216075][ T1265]  ? copy_msghdr_from_user (net/socket.c:2635)
[   50.216258][ T1265]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   50.216492][ T1265]  ? move_addr_to_kernel (net/socket.c:258)
[   50.216780][ T1265]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.217010][ T1265]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.217195][ T1265]  ___sys_sendmsg (net/socket.c:2752)
[   50.217398][ T1265]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   50.217710][ T1265]  ? copy_msghdr_from_user (net/socket.c:2603)
[   50.217909][ T1265]  __sys_sendmsg (net/socket.c:2784)
[   50.218096][ T1265]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   50.218279][ T1265]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   50.218604][ T1265]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   50.218799][ T1265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.218984][ T1265]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   50.219166][ T1265]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   50.219461][ T1265]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   50.219649][ T1265]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.219870][ T1265] RIP: 0033:0x7f7d2796808e
[   50.220154][ T1265] 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
[   50.220717][ T1265] RSP: 002b:00007ffd12703050 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.221057][ T1265] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7d2796808e
[   50.221327][ T1265] RDX: 0000000000000000 RSI: 00007ffd12703100 RDI: 0000000000000005
[   50.221663][ T1265] RBP: 00007ffd12703060 R08: 0000000000000000 R09: 0000000000000000
[   50.221918][ T1265] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ab
[   50.222167][ T1265] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd127037d0
| [   50.490352][ T1288] ------------[ cut here ]------------
| [   50.490541][ T1288] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1288
| [   50.490831][ T1288] Modules linked in: vxlan
| [   50.491263][ T1288] Tainted: [W]=WARN
[   50.491383][ T1288] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.491563][ T1288] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.491766][ T1288] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.492267][ T1288] RSP: 0018:ffa00000025d7090 EFLAGS: 00010286
[   50.492451][ T1288] RAX: 00000000ffffffa6 RBX: ff11000011e3d1c0 RCX: 1ff40000004badd8
[   50.492658][ T1288] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e3d27c
[   50.492886][ T1288] RBP: ff11000010c04000 R08: 1fe22000023c7a51 R09: ff11000019535180
[   50.493096][ T1288] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   50.493310][ T1288] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   50.493526][ T1288] FS:  00007f031c8f4840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   50.493778][ T1288] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.493955][ T1288] CR2: 00007f031caed460 CR3: 0000000019c15005 CR4: 0000000000771ef0
[   50.494167][ T1288] PKRU: 55555554
[   50.494275][ T1288] Call Trace:
[   50.494387][ T1288]  <TASK>
[   50.494460][ T1288]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.494605][ T1288]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   50.494753][ T1288]  notifier_call_chain (kernel/notifier.c:85)
[   50.494896][ T1288]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   50.495040][ T1288]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   50.495184][ T1288]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   50.495333][ T1288]  netdev_upper_dev_link (net/core/dev.c:8972)
[   50.495475][ T1288]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   50.495615][ T1288]  register_vlan_dev (net/8021q/vlan.c:183)
[   50.495764][ T1288]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   50.495905][ T1288]  vlan_newlink (net/8021q/vlan_netlink.c:194)
[   50.496045][ T1288]  ? nla_strscpy (lib/nlattr.c:795)
[   50.496187][ T1288]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   50.496336][ T1288]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   50.496477][ T1288]  ? __dev_get_by_name (net/core/dev.c:883)
[   50.496618][ T1288]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   50.496772][ T1288]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   50.496917][ T1288]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   50.497060][ T1288]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.497201][ T1288]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.497353][ T1288]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.497494][ T1288]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.497632][ T1288]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.497778][ T1288]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.497922][ T1288]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.498064][ T1288]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   50.498205][ T1288]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.498353][ T1288]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.498495][ T1288]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.498635][ T1288]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.498779][ T1288]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.498922][ T1288]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   50.499063][ T1288]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.499205][ T1288]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.499358][ T1288]  ? 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))
[   50.499498][ T1288]  ? 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))
[   50.499641][ T1288]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.499788][ T1288]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.499927][ T1288]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.500067][ T1288]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   50.500209][ T1288]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   50.500356][ T1288]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   50.500497][ T1288]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   50.500639][ T1288]  ? copy_msghdr_from_user (net/socket.c:2635)
[   50.500786][ T1288]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   50.500959][ T1288]  ? move_addr_to_kernel (net/socket.c:258)
[   50.501103][ T1288]  ___sys_sendmsg (net/socket.c:2752)
[   50.501246][ T1288]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.501393][ T1288]  ? copy_msghdr_from_user (net/socket.c:2603)
[   50.501543][ T1288]  ? 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))
[   50.501685][ T1288]  __sys_sendmsg (net/socket.c:2784)
[   50.501830][ T1288]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   50.501976][ T1288]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.502117][ T1288]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.502258][ T1288]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   50.502410][ T1288]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   50.502552][ T1288]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   50.502701][ T1288]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.502878][ T1288] RIP: 0033:0x7f031cb2e08e
[   50.503034][ T1288] 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
[   50.503551][ T1288] RSP: 002b:00007ffff518a9b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.503767][ T1288] RAX: ffffffffffffffda RBX: 00007ffff518b170 RCX: 00007f031cb2e08e
[   50.503976][ T1288] RDX: 0000000000000000 RSI: 00007ffff518aa60 RDI: 0000000000000005
[   50.504187][ T1288] RBP: 00007ffff518a9c0 R08: 0000000000000000 R09: 0000000000000000
[   50.504411][ T1288] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ab
[   50.504621][ T1288] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff518b130
| [   50.506305][ T1288] ------------[ cut here ]------------
| [   50.506447][ T1288] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1288
| [   50.506722][ T1288] Modules linked in: vxlan
| [   50.507144][ T1288] Tainted: [W]=WARN
[   50.507247][ T1288] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.507427][ T1288] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.507604][ T1288] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.508093][ T1288] RSP: 0018:ffa00000025d71b0 EFLAGS: 00010286
[   50.508268][ T1288] RAX: 00000000ffffffa6 RBX: ff11000011e3d000 RCX: 1ff40000004badfc
[   50.508480][ T1288] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e3d0bc
[   50.508684][ T1288] RBP: ff110000176cc000 R08: 1fe22000023c7a19 R09: ff11000019535180
[   50.508892][ T1288] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   50.509095][ T1288] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab76b3a0
[   50.509303][ T1288] FS:  00007f031c8f4840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   50.509554][ T1288] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.509730][ T1288] CR2: 00007f031caed460 CR3: 0000000019c15005 CR4: 0000000000771ef0
[   50.509936][ T1288] PKRU: 55555554
[   50.510038][ T1288] Call Trace:
[   50.510140][ T1288]  <TASK>
[   50.510211][ T1288]  ? register_vlan_dev (net/8021q/vlan.c:188)
[   50.510356][ T1288]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   50.510500][ T1288]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   50.510641][ T1288]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   50.510751][ T1288]  __dev_notify_flags (net/core/dev.c:9787)
[   50.510887][ T1288]  ? netdev_update_features (net/core/dev.c:11098)
[   50.511031][ T1288]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[   50.511200][ T1288]  ? netif_change_name (net/core/dev.c:1495)
[   50.511346][ T1288]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   50.511481][ T1288]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   50.511626][ T1288]  ? register_vlan_dev (net/8021q/vlan.c:196)
[   50.511769][ T1288]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   50.511908][ T1288]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   50.512045][ T1288]  ? nla_strscpy (lib/nlattr.c:795)
[   50.512183][ T1288]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   50.512332][ T1288]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   50.512471][ T1288]  ? __dev_get_by_name (net/core/dev.c:883)
[   50.512606][ T1288]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   50.512755][ T1288]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   50.512897][ T1288]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   50.513039][ T1288]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.513178][ T1288]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.513321][ T1288]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.513458][ T1288]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.513599][ T1288]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.513743][ T1288]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.513884][ T1288]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.514049][ T1288]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   50.514185][ T1288]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.514330][ T1288]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.514468][ T1288]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.514606][ T1288]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.514748][ T1288]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.514912][ T1288]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   50.515050][ T1288]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.515189][ T1288]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.515340][ T1288]  ? 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))
[   50.515477][ T1288]  ? 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))
[   50.515617][ T1288]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.515762][ T1288]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.515900][ T1288]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.516038][ T1288]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   50.516177][ T1288]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   50.516322][ T1288]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   50.516461][ T1288]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   50.516599][ T1288]  ? copy_msghdr_from_user (net/socket.c:2635)
[   50.516742][ T1288]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   50.516910][ T1288]  ? move_addr_to_kernel (net/socket.c:258)
[   50.517053][ T1288]  ___sys_sendmsg (net/socket.c:2752)
[   50.517191][ T1288]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.517335][ T1288]  ? copy_msghdr_from_user (net/socket.c:2603)
[   50.517489][ T1288]  ? 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))
[   50.517664][ T1288]  __sys_sendmsg (net/socket.c:2784)
[   50.517803][ T1288]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   50.517943][ T1288]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.518081][ T1288]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.518219][ T1288]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   50.518363][ T1288]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   50.518500][ T1288]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   50.518638][ T1288]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.518815][ T1288] RIP: 0033:0x7f031cb2e08e
[   50.518985][ T1288] 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
[   50.519481][ T1288] RSP: 002b:00007ffff518a9b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.519691][ T1288] RAX: ffffffffffffffda RBX: 00007ffff518b170 RCX: 00007f031cb2e08e
[   50.519895][ T1288] RDX: 0000000000000000 RSI: 00007ffff518aa60 RDI: 0000000000000005
[   50.520101][ T1288] RBP: 00007ffff518a9c0 R08: 0000000000000000 R09: 0000000000000000
[   50.520309][ T1288] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ab
[   50.520519][ T1288] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff518b130
| [   50.580179][ T1290] ------------[ cut here ]------------
| [   50.580358][ T1290] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1290
| [   50.580628][ T1290] Modules linked in: vxlan
| [   50.581051][ T1290] Tainted: [W]=WARN
[   50.581154][ T1290] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.581332][ T1290] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.581508][ T1290] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.581987][ T1290] RSP: 0018:ffa00000025f7020 EFLAGS: 00010286
[   50.582155][ T1290] RAX: 00000000ffffffa6 RBX: ff11000013758900 RCX: 1ff40000004bedca
[   50.582362][ T1290] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137589bc
[   50.582562][ T1290] RBP: ff110000176cc000 R08: 1fe22000026eb139 R09: ff1100001abaae58
[   50.582768][ T1290] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   50.582967][ T1290] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   50.583172][ T1290] FS:  00007f1d85f75840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   50.583416][ T1290] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.583584][ T1290] CR2: 00000000030e0988 CR3: 000000001aa35006 CR4: 0000000000771ef0
[   50.583794][ T1290] PKRU: 55555554
[   50.583896][ T1290] Call Trace:
[   50.583996][ T1290]  <TASK>
[   50.584065][ T1290]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   50.584201][ T1290]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   50.584306][ T1290]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   50.584457][ T1290]  __dev_notify_flags (net/core/dev.c:9787)
[   50.584593][ T1290]  ? netif_change_name (net/core/dev.c:1495)
[   50.584731][ T1290]  ? __dev_change_flags (net/core/dev.c:9752)
[   50.584866][ T1290]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   50.584998][ T1290]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.585145][ T1290]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   50.585281][ T1290]  netif_change_flags (net/core/dev.c:9820)
[   50.585448][ T1290]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   50.585583][ T1290]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   50.585728][ T1290]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   50.585861][ T1290]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   50.586026][ T1290]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   50.586158][ T1290]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.586293][ T1290]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   50.586429][ T1290]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.586563][ T1290]  ? __kernel_text_address (kernel/extable.c:79)
[   50.586704][ T1290]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.586839][ T1290]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.586972][ T1290]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   50.587107][ T1290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.587243][ T1290]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   50.587382][ T1290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.587514][ T1290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.587648][ T1290]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   50.587788][ T1290]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   50.587923][ T1290]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   50.588057][ T1290]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   50.588196][ T1290]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   50.588350][ T1290]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   50.588486][ T1290]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   50.588620][ T1290]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.588763][ T1290]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.588897][ T1290]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.589032][ T1290]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.589163][ T1290]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.589301][ T1290]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.589440][ T1290]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.589573][ T1290]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.589719][ T1290]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.589863][ T1290]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.589996][ T1290]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   50.590126][ T1290]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.590257][ T1290]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.590399][ T1290]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.590532][ T1290]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.590961][ T1290]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.591096][ T1290]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   50.591229][ T1290]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.591545][ T1290]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.592026][ T1290]  ? 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))
[   50.592157][ T1290]  ? 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))
[   50.592295][ T1290]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.592433][ T1290]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.592567][ T1290]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.592710][ T1290]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   50.592845][ T1290]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   50.593137][ T1290]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   50.593275][ T1290]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   50.593413][ T1290]  ? copy_msghdr_from_user (net/socket.c:2635)
[   50.593546][ T1290]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   50.593717][ T1290]  ? move_addr_to_kernel (net/socket.c:258)
[   50.593853][ T1290]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.593987][ T1290]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.594134][ T1290]  ___sys_sendmsg (net/socket.c:2752)
[   50.594271][ T1290]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   50.594442][ T1290]  ? copy_msghdr_from_user (net/socket.c:2603)
[   50.594593][ T1290]  __sys_sendmsg (net/socket.c:2784)
[   50.594730][ T1290]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   50.594864][ T1290]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   50.595032][ T1290]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   50.595167][ T1290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.595306][ T1290]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   50.595444][ T1290]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   50.595577][ T1290]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   50.595717][ T1290]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.595897][ T1290] RIP: 0033:0x7f1d861af08e
[   50.596039][ T1290] 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
[   50.596544][ T1290] RSP: 002b:00007fff60d722e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.596754][ T1290] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f1d861af08e
[   50.596954][ T1290] RDX: 0000000000000000 RSI: 00007fff60d72390 RDI: 0000000000000005
[   50.597153][ T1290] RBP: 00007fff60d722f0 R08: 0000000000000000 R09: 0000000000000000
[   50.597367][ T1290] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ab
[   50.597567][ T1290] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff60d72a60
| [   50.628458][ T1291] ------------[ cut here ]------------
| [   50.628623][ T1291] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1291
| [   50.628950][ T1291] Modules linked in: vxlan
| [   50.629402][ T1291] Tainted: [W]=WARN
[   50.629511][ T1291] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.629693][ T1291] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.629883][ T1291] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.630399][ T1291] RSP: 0018:ffa0000002606f70 EFLAGS: 00010286
[   50.630598][ T1291] RAX: 00000000ffffffa6 RBX: ff11000015eaa740 RCX: 1ff40000004c0db4
[   50.630817][ T1291] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000015eaa7fc
[   50.631028][ T1291] RBP: ff11000001dec000 R08: 1fe2200002bd5501 R09: ff1100001abad180
[   50.631239][ T1291] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   50.631458][ T1291] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   50.631672][ T1291] FS:  00007f6f4913c840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   50.631926][ T1291] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.632106][ T1291] CR2: 00000000270bfa28 CR3: 0000000004b41002 CR4: 0000000000771ef0
[   50.632329][ T1291] PKRU: 55555554
[   50.632436][ T1291] Call Trace:
[   50.632543][ T1291]  <TASK>
[   50.632617][ T1291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.632767][ T1291]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   50.632911][ T1291]  notifier_call_chain (kernel/notifier.c:85)
[   50.633058][ T1291]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   50.633203][ T1291]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   50.633359][ T1291]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   50.633504][ T1291]  netdev_upper_dev_link (net/core/dev.c:8972)
[   50.633648][ T1291]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   50.633799][ T1291] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   50.633949][ T1291]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   50.634096][ T1291] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   50.634245][ T1291]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   50.634402][ T1291]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   50.634756][ T1291]  ? nla_strscpy (lib/nlattr.c:795)
[   50.634901][ T1291]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   50.635047][ T1291]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   50.635190][ T1291]  ? __dev_get_by_name (net/core/dev.c:883)
[   50.635340][ T1291]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   50.635490][ T1291]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   50.635636][ T1291]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   50.635787][ T1291]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.635928][ T1291]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.636069][ T1291]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.636213][ T1291]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.636363][ T1291]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.636511][ T1291]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.636658][ T1291]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.636807][ T1291]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   50.636950][ T1291]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.637092][ T1291]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.637233][ T1291]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.637385][ T1291]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.637525][ T1291]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.637670][ T1291]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   50.637819][ T1291]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.637963][ T1291]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.638109][ T1291]  ? 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))
[   50.638252][ T1291]  ? 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))
[   50.638403][ T1291]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.638548][ T1291]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.638694][ T1291]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.638840][ T1291]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   50.638985][ T1291]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   50.639129][ T1291]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   50.639276][ T1291]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   50.639422][ T1291]  ? copy_msghdr_from_user (net/socket.c:2635)
[   50.639564][ T1291]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   50.639744][ T1291]  ? move_addr_to_kernel (net/socket.c:258)
[   50.639888][ T1291]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.640065][ T1291]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.640208][ T1291]  ___sys_sendmsg (net/socket.c:2752)
[   50.640383][ T1291]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   50.640559][ T1291]  ? copy_msghdr_from_user (net/socket.c:2603)
[   50.640721][ T1291]  __sys_sendmsg (net/socket.c:2784)
[   50.640864][ T1291]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   50.641005][ T1291]  ? vfs_write (./include/linux/fsnotify.h:96 ./include/linux/fsnotify.h:113 ./include/linux/fsnotify.h:127 ./include/linux/fsnotify.h:116 ./include/linux/fsnotify.h:433 fs/read_write.c:692)
[   50.641152][ T1291]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   50.641299][ T1291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.641452][ T1291]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   50.641593][ T1291]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   50.641737][ T1291]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   50.641880][ T1291]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.642056][ T1291] RIP: 0033:0x7f6f4937608e
[   50.642206][ T1291] 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
[   50.642725][ T1291] RSP: 002b:00007ffe502d77b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.642938][ T1291] RAX: ffffffffffffffda RBX: 00007ffe502d7f58 RCX: 00007f6f4937608e
[   50.643151][ T1291] RDX: 0000000000000000 RSI: 00007ffe502d7860 RDI: 0000000000000005
[   50.643381][ T1291] RBP: 00007ffe502d77c0 R08: 0000000000000000 R09: 0000000000000000
[   50.643591][ T1291] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ab
[   50.643807][ T1291] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe502d7f30
| [   50.645473][ T1291] ------------[ cut here ]------------
| [   50.645613][ T1291] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1291
| [   50.645897][ T1291] Modules linked in: vxlan
| [   50.646335][ T1291] Tainted: [W]=WARN
[   50.646443][ T1291] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.646620][ T1291] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.646811][ T1291] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.647323][ T1291] RSP: 0018:ffa0000002606fd0 EFLAGS: 00010286
[   50.647500][ T1291] RAX: 00000000ffffffa6 RBX: ff11000015eaa580 RCX: 1ff40000004c0dc0
[   50.647720][ T1291] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000015eaa63c
[   50.647934][ T1291] RBP: ff1100001a7e2000 R08: 1fe2200002bd54c9 R09: ff1100001abad180
[   50.648146][ T1291] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   50.648365][ T1291] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001a7e2e44
[   50.648579][ T1291] FS:  00007f6f4913c840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   50.648834][ T1291] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.649013][ T1291] CR2: 00000000270bfa28 CR3: 0000000004b41002 CR4: 0000000000771ef0
[   50.649226][ T1291] PKRU: 55555554
[   50.649341][ T1291] Call Trace:
[   50.649447][ T1291]  <TASK>
[   50.649520][ T1291]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   50.649669][ T1291]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   50.649783][ T1291]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   50.649929][ T1291]  __dev_notify_flags (net/core/dev.c:9787)
[   50.650074][ T1291]  ? netif_change_name (net/core/dev.c:1495)
[   50.650222][ T1291]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   50.650377][ T1291]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   50.650521][ T1291]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   50.650667][ T1291] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   50.650825][ T1291]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   50.650973][ T1291] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   50.651119][ T1291]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   50.651298][ T1291]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   50.651446][ T1291]  ? nla_strscpy (lib/nlattr.c:795)
[   50.651590][ T1291]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   50.651741][ T1291]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   50.651885][ T1291]  ? __dev_get_by_name (net/core/dev.c:883)
[   50.652027][ T1291]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   50.652192][ T1291]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   50.652349][ T1291]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   50.652494][ T1291]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.652636][ T1291]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.652783][ T1291]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.652925][ T1291]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.653067][ T1291]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.653216][ T1291]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.653367][ T1291]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.653511][ T1291]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   50.653654][ T1291]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.653800][ T1291]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.653942][ T1291]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.654087][ T1291]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.654231][ T1291]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.654406][ T1291]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   50.654547][ T1291]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.654695][ T1291]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.654842][ T1291]  ? 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))
[   50.655004][ T1291]  ? 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))
[   50.655148][ T1291]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.655298][ T1291]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.655447][ T1291]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.655590][ T1291]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   50.656436][ T1291]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   50.656580][ T1291]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   50.656731][ T1291]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   50.656876][ T1291]  ? copy_msghdr_from_user (net/socket.c:2635)
[   50.657017][ T1291]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   50.657196][ T1291]  ? move_addr_to_kernel (net/socket.c:258)
[   50.657349][ T1291]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.657491][ T1291]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.657635][ T1291]  ___sys_sendmsg (net/socket.c:2752)
[   50.657783][ T1291]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   50.657958][ T1291]  ? copy_msghdr_from_user (net/socket.c:2603)
[   50.658142][ T1291]  __sys_sendmsg (net/socket.c:2784)
[   50.658290][ T1291]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   50.658435][ T1291]  ? vfs_write (./include/linux/fsnotify.h:96 ./include/linux/fsnotify.h:113 ./include/linux/fsnotify.h:127 ./include/linux/fsnotify.h:116 ./include/linux/fsnotify.h:433 fs/read_write.c:692)
[   50.658582][ T1291]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   50.658730][ T1291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.658874][ T1291]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   50.659017][ T1291]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   50.659158][ T1291]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   50.659305][ T1291]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.659486][ T1291] RIP: 0033:0x7f6f4937608e
[   50.659634][ T1291] 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
[   50.660146][ T1291] RSP: 002b:00007ffe502d77b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.660370][ T1291] RAX: ffffffffffffffda RBX: 00007ffe502d7f58 RCX: 00007f6f4937608e
[   50.660581][ T1291] RDX: 0000000000000000 RSI: 00007ffe502d7860 RDI: 0000000000000005
[   50.660798][ T1291] RBP: 00007ffe502d77c0 R08: 0000000000000000 R09: 0000000000000000
[   50.661009][ T1291] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ab
[   50.661220][ T1291] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe502d7f30
| [   50.693603][ T1292] ------------[ cut here ]------------
| [   50.693765][ T1292] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1292
| [   50.694028][ T1292] Modules linked in: vxlan
| [   50.694442][ T1292] Tainted: [W]=WARN
[   50.694542][ T1292] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.694715][ T1292] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.694885][ T1292] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.695421][ T1292] RSP: 0018:ffa00000025f7150 EFLAGS: 00010286
[   50.695675][ T1292] RAX: 00000000ffffffa6 RBX: ff11000012cba580 RCX: 1ff40000004bedf0
[   50.695879][ T1292] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012cba63c
[   50.696075][ T1292] RBP: ff1100001aada000 R08: 1fe22000025974c9 R09: ff11000019d52e58
[   50.696277][ T1292] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   50.696480][ T1292] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001974b4c0
[   50.696681][ T1292] FS:  00007fb49d4e6840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   50.696914][ T1292] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.697080][ T1292] CR2: 00000000004ec910 CR3: 000000001aba1005 CR4: 0000000000771ef0
[   50.697285][ T1292] PKRU: 55555554
[   50.697389][ T1292] Call Trace:
[   50.697488][ T1292]  <TASK>
[   50.697555][ T1292]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   50.697694][ T1292]  ? notifier_call_chain (kernel/notifier.c:85)
[   50.697826][ T1292]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   50.697927][ T1292]  netif_state_change (net/core/dev.c:1605)
[   50.698058][ T1292]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   50.698224][ T1292]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6))
[   50.698396][ T1292]  linkwatch_sync_dev (net/core/link_watch.c:295)
[   50.698529][ T1292]  rtnl_getlink (net/core/rtnetlink.c:4273)
[   50.698660][ T1292]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.698795][ T1292]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.698925][ T1292]  ? rtnl_dump_ifinfo (./include/net/netlink.h:1236)
[   50.699055][ T1292]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.699186][ T1292]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.699325][ T1292]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.699473][ T1292]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.699604][ T1292]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.699741][ T1292]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.699871][ T1292]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.700003][ T1292]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.700142][ T1292]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.700279][ T1292]  ? rtnl_dump_ifinfo (./include/net/netlink.h:1236)
[   50.700414][ T1292]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   50.700548][ T1292]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.700679][ T1292]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.700817][ T1292]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.700952][ T1292]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.701081][ T1292]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.701213][ T1292]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   50.701351][ T1292]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.701482][ T1292]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.701615][ T1292]  ? 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))
[   50.701755][ T1292]  ? 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))
[   50.701890][ T1292]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.702022][ T1292]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.702153][ T1292]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.702289][ T1292]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   50.702427][ T1292]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   50.702559][ T1292]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   50.702698][ T1292]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   50.702829][ T1292]  ? copy_msghdr_from_user (net/socket.c:2635)
[   50.702961][ T1292]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   50.703123][ T1292]  ? move_addr_to_kernel (net/socket.c:258)
[   50.703253][ T1292]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   50.703394][ T1292]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   50.703557][ T1292]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   50.703694][ T1292]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   50.703860][ T1292]  ___sys_sendmsg (net/socket.c:2752)
[   50.703991][ T1292]  ? copy_msghdr_from_user (net/socket.c:2603)
[   50.704123][ T1292]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.704266][ T1292]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   50.704404][ T1292]  ? do_getsockname (net/socket.c:2192)
[   50.704537][ T1292]  __sys_sendmsg (net/socket.c:2784)
[   50.704667][ T1292]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   50.704807][ T1292]  ? __sys_getsockname (net/socket.c:2210)
[   50.704942][ T1292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.705073][ T1292]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   50.705205][ T1292]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   50.705348][ T1292]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   50.705479][ T1292]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.705642][ T1292] RIP: 0033:0x7fb49d72008e
[   50.705788][ T1292] 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
[   50.706254][ T1292] RSP: 002b:00007fffccb932f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.706458][ T1292] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb49d72008e
[   50.706654][ T1292] RDX: 0000000000000000 RSI: 00007fffccb933a0 RDI: 0000000000000006
[   50.706855][ T1292] RBP: 00007fffccb93300 R08: 0000000000000000 R09: 0000000000000000
[   50.707053][ T1292] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ab
[   50.707268][ T1292] R13: 00007fffccb93450 R14: 00007fffccb95098 R15: 00000000fffffff5
| [   50.710985][ T1292] ------------[ cut here ]------------
| [   50.711165][ T1292] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1292
| [   50.711502][ T1292] Modules linked in: vxlan
| [   50.712019][ T1292] Tainted: [W]=WARN
[   50.712171][ T1292] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.712412][ T1292] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.712637][ T1292] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.713179][ T1292] RSP: 0018:ffa00000025f6ee0 EFLAGS: 00010286
[   50.713420][ T1292] RAX: 00000000ffffffa6 RBX: ff110000168f4580 RCX: 1ff40000004beda2
[   50.713674][ T1292] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000168f463c
[   50.713932][ T1292] RBP: ff1100001a7e2000 R08: 1fe2200002d1e8c9 R09: ff11000019d52e58
[   50.714181][ T1292] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   50.714452][ T1292] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   50.714714][ T1292] FS:  00007fb49d4e6840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   50.714996][ T1292] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.715215][ T1292] CR2: 000000001d5e7988 CR3: 000000001aba1004 CR4: 0000000000771ef0
[   50.715487][ T1292] PKRU: 55555554
[   50.715638][ T1292] Call Trace:
[   50.715798][ T1292]  <TASK>
[   50.715921][ T1292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.716105][ T1292]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   50.716295][ T1292]  notifier_call_chain (kernel/notifier.c:85)
[   50.716498][ T1292]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   50.716692][ T1292]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.716881][ T1292]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   50.717066][ T1292]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.717256][ T1292]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[   50.717467][ T1292]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[   50.717655][ T1292]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   50.717850][ T1292]  ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:45)
[   50.718037][ T1292]  ? netdev_rx_handler_register (net/core/dev.c:5900)
[   50.718223][ T1292]  br_add_if (net/bridge/br_if.c:619)
[   50.718404][ T1292]  do_set_master (net/core/rtnetlink.c:3011)
[   50.718593][ T1292]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   50.718788][ T1292]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   50.718980][ T1292]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   50.719167][ T1292]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   50.719405][ T1292]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   50.719590][ T1292]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.719785][ T1292]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   50.719977][ T1292]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.720164][ T1292]  ? __kernel_text_address (kernel/extable.c:79)
[   50.720371][ T1292]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.720560][ T1292]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.720756][ T1292]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   50.720951][ T1292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.721139][ T1292]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   50.721348][ T1292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.721536][ T1292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.721732][ T1292]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   50.721921][ T1292]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   50.722107][ T1292]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   50.722299][ T1292]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   50.722516][ T1292]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   50.722734][ T1292]  ? nla_get_range_signed (lib/nlattr.c:270)
[   50.722927][ T1292]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   50.723117][ T1292]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   50.723311][ T1292]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.723511][ T1292]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.723708][ T1292]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.723897][ T1292]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.724084][ T1292]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.724279][ T1292]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.724485][ T1292]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.724674][ T1292]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.724871][ T1292]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.725060][ T1292]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.725249][ T1292]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   50.725458][ T1292]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.725654][ T1292]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.725861][ T1292]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.726050][ T1292]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.726234][ T1292]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.726441][ T1292]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   50.726629][ T1292]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.726828][ T1292]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.727025][ T1292]  ? 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))
[   50.727212][ T1292]  ? 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))
[   50.727428][ T1292]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.727620][ T1292]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.727820][ T1292]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.728011][ T1292]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   50.728200][ T1292]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   50.728406][ T1292]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   50.728596][ T1292]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   50.728793][ T1292]  ? copy_msghdr_from_user (net/socket.c:2635)
[   50.728982][ T1292]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   50.729201][ T1292]  ? move_addr_to_kernel (net/socket.c:258)
[   50.729407][ T1292]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.729596][ T1292]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.729796][ T1292]  ___sys_sendmsg (net/socket.c:2752)
[   50.729983][ T1292]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   50.730208][ T1292]  ? copy_msghdr_from_user (net/socket.c:2603)
[   50.730428][ T1292]  __sys_sendmsg (net/socket.c:2784)
[   50.730617][ T1292]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   50.730812][ T1292]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   50.731035][ T1292]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   50.731223][ T1292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.731432][ T1292]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   50.731620][ T1292]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   50.731821][ T1292]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   50.732013][ T1292]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.732232][ T1292] RIP: 0033:0x7fb49d72008e
[   50.732440][ T1292] 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
[   50.732981][ T1292] RSP: 002b:00007fffccb94900 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.733238][ T1292] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb49d72008e
[   50.733563][ T1292] RDX: 0000000000000000 RSI: 00007fffccb949b0 RDI: 0000000000000005
[   50.733864][ T1292] RBP: 00007fffccb94910 R08: 0000000000000000 R09: 0000000000000000
[   50.734123][ T1292] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ab
[   50.734401][ T1292] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffccb95080
| [   50.736657][ T1292] ------------[ cut here ]------------
| [   50.736855][ T1292] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1292
| [   50.737182][ T1292] Modules linked in: vxlan
| [   50.737750][ T1292] Tainted: [W]=WARN
[   50.737906][ T1292] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.738134][ T1292] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.738392][ T1292] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.738988][ T1292] RSP: 0018:ffa00000025f6ea0 EFLAGS: 00010286
[   50.739217][ T1292] RAX: 00000000ffffffa6 RBX: ff110000168f4200 RCX: 1ff40000004bed9a
[   50.739500][ T1292] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000168f42bc
[   50.739770][ T1292] RBP: ff1100001a7e2000 R08: 1fe2200002d1e859 R09: ff11000019d52e58
[   50.740031][ T1292] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   50.740332][ T1292] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000016dee408
[   50.740640][ T1292] FS:  00007fb49d4e6840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   50.740954][ T1292] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.741195][ T1292] CR2: 000000001d5e7988 CR3: 000000001aba1004 CR4: 0000000000771ef0
[   50.741479][ T1292] PKRU: 55555554
[   50.741637][ T1292] Call Trace:
[   50.741804][ T1292]  <TASK>
[   50.741929][ T1292]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   50.742128][ T1292]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   50.742293][ T1292]  __dev_notify_flags (net/core/dev.c:9787)
[   50.742503][ T1292]  ? netdev_notice (net/core/dev.c:13008)
[   50.742706][ T1292]  ? netif_change_name (net/core/dev.c:1495)
[   50.742903][ T1292]  ? dev_get_min_mp_channel_count (./include/net/netdev_lock.h:30 (discriminator 1))
[   50.743134][ T1292]  ? netif_disable_lro (net/core/dev.c:11098 net/core/dev.c:1830)
[   50.743348][ T1292]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   50.743547][ T1292]  __dev_set_promiscuity (net/core/dev.c:9630)
[   50.743754][ T1292]  netif_set_promiscuity (net/core/dev.c:9639)
[   50.743949][ T1292]  dev_set_promiscuity (net/core/dev_api.c:288)
[   50.744143][ T1292]  br_port_set_promisc (net/bridge/br_if.c:108)
[   50.744364][ T1292]  br_manage_promisc (net/bridge/br_if.c:174)
[   50.744562][ T1292]  br_add_if (net/bridge/br_if.c:242 net/bridge/br_if.c:627)
[   50.744735][ T1292]  do_set_master (net/core/rtnetlink.c:3011)
[   50.744928][ T1292]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   50.745122][ T1292]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   50.745440][ T1292]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   50.745635][ T1292]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   50.745874][ T1292]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   50.746070][ T1292]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.746382][ T1292]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   50.746579][ T1292]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.746784][ T1292]  ? __kernel_text_address (kernel/extable.c:79)
[   50.746985][ T1292]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.747284][ T1292]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.747496][ T1292]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   50.747699][ T1292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.747894][ T1292]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   50.748187][ T1292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.748402][ T1292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.748599][ T1292]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   50.748805][ T1292]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   50.749098][ T1292]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   50.749298][ T1292]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   50.749509][ T1292]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   50.749708][ T1292]  ? nla_get_range_signed (lib/nlattr.c:270)
[   50.750002][ T1292]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   50.750199][ T1292]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   50.750450][ T1292]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.750643][ T1292]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.750943][ T1292]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.751138][ T1292]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.751368][ T1292]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.751566][ T1292]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.751867][ T1292]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.752060][ T1292]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.752254][ T1292]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.752567][ T1292]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.752776][ T1292]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   50.752971][ T1292]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.753202][ T1292]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.753513][ T1292]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.753717][ T1292]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.753910][ T1292]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.754105][ T1292]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   50.754301][ T1292]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.754546][ T1292]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.754756][ T1292]  ? 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))
[   50.754950][ T1292]  ? 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))
[   50.755147][ T1292]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.755492][ T1292]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.755724][ T1292]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.755925][ T1292]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   50.756137][ T1292]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   50.756474][ T1292]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   50.756669][ T1292]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   50.756872][ T1292]  ? copy_msghdr_from_user (net/socket.c:2635)
[   50.757066][ T1292]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   50.757405][ T1292]  ? move_addr_to_kernel (net/socket.c:258)
[   50.757602][ T1292]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.757805][ T1292]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.758100][ T1292]  ___sys_sendmsg (net/socket.c:2752)
[   50.758294][ T1292]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   50.758535][ T1292]  ? copy_msghdr_from_user (net/socket.c:2603)
[   50.758750][ T1292]  __sys_sendmsg (net/socket.c:2784)
[   50.759041][ T1292]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   50.759233][ T1292]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   50.759478][ T1292]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   50.759677][ T1292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.759978][ T1292]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   50.760173][ T1292]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   50.760387][ T1292]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   50.760586][ T1292]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.760955][ T1292] RIP: 0033:0x7fb49d72008e
[   50.761181][ T1292] 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
[   50.761875][ T1292] RSP: 002b:00007fffccb94900 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.762139][ T1292] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb49d72008e
[   50.762572][ T1292] RDX: 0000000000000000 RSI: 00007fffccb949b0 RDI: 0000000000000005
[   50.762842][ T1292] RBP: 00007fffccb94910 R08: 0000000000000000 R09: 0000000000000000
[   50.763102][ T1292] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ab
[   50.763487][ T1292] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffccb95080
| [   50.766080][ T1292] ------------[ cut here ]------------
| [   50.766262][ T1292] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1292
| [   50.766700][ T1292] Modules linked in: vxlan
| [   50.767223][ T1292] Tainted: [W]=WARN
[   50.767496][ T1292] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.767726][ T1292] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.767978][ T1292] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.768639][ T1292] RSP: 0018:ffa00000025f6e20 EFLAGS: 00010286
[   50.768872][ T1292] RAX: 00000000ffffffa6 RBX: ff110000168f4c80 RCX: 1ff40000004bed8a
[   50.769223][ T1292] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000168f4d3c
[   50.769498][ T1292] RBP: ff1100001aada000 R08: 1fe2200002d1e9a9 R09: ff11000019d52e58
[   50.769861][ T1292] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   50.770116][ T1292] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   50.770393][ T1292] FS:  00007fb49d4e6840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   50.770786][ T1292] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.771008][ T1292] CR2: 000000001d5e7988 CR3: 000000001aba1004 CR4: 0000000000771ef0
[   50.771270][ T1292] PKRU: 55555554
[   50.771447][ T1292] Call Trace:
[   50.771600][ T1292]  <TASK>
[   50.771729][ T1292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.771917][ T1292]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   50.772107][ T1292]  notifier_call_chain (kernel/notifier.c:85)
[   50.772407][ T1292]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[   50.772656][ T1292]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[   50.772862][ T1292]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.773053][ T1292]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   50.773357][ T1292]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   50.773579][ T1292]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   50.773773][ T1292]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6))
[   50.774089][ T1292]  netif_set_mtu (net/core/dev.c:9910)
[   50.774283][ T1292]  ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2))
[   50.774495][ T1292]  ? br_get_link_af_size_filtered (./include/linux/rcupdate.h:871 net/bridge/br_netlink.c:114)
[   50.774727][ T1292]  dev_set_mtu (net/core/dev_api.c:249)
[   50.774975][ T1292]  br_mtu_auto_adjust (net/bridge/br_if.c:525 (discriminator 1) net/bridge/br_if.c:514 (discriminator 1))
[   50.775165][ T1292]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[   50.775375][ T1292]  br_add_if (net/bridge/br_if.c:681)
[   50.775535][ T1292]  do_set_master (net/core/rtnetlink.c:3011)
[   50.775825][ T1292]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   50.776020][ T1292]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   50.776213][ T1292]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   50.776425][ T1292]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   50.776751][ T1292]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   50.776943][ T1292]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.777132][ T1292]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   50.777342][ T1292]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.777630][ T1292]  ? __kernel_text_address (kernel/extable.c:79)
[   50.777829][ T1292]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.778025][ T1292]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.778214][ T1292]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   50.778427][ T1292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.778617][ T1292]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   50.778814][ T1292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.779007][ T1292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.779291][ T1292]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   50.779496][ T1292]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   50.779695][ T1292]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   50.779885][ T1292]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   50.780170][ T1292]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   50.780378][ T1292]  ? nla_get_range_signed (lib/nlattr.c:270)
[   50.780586][ T1292]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   50.780792][ T1292]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   50.781075][ T1292]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.781262][ T1292]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.781471][ T1292]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.781672][ T1292]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.781963][ T1292]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.782155][ T1292]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.782367][ T1292]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.782557][ T1292]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.782851][ T1292]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.783041][ T1292]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.783231][ T1292]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   50.783439][ T1292]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.783729][ T1292]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.783918][ T1292]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.784113][ T1292]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.784303][ T1292]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.784603][ T1292]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   50.784801][ T1292]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.784989][ T1292]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.785182][ T1292]  ? 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))
[   50.785484][ T1292]  ? 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))
[   50.785678][ T1292]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.785883][ T1292]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.786073][ T1292]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.786376][ T1292]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   50.786572][ T1292]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   50.786773][ T1292]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   50.786965][ T1292]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   50.787247][ T1292]  ? copy_msghdr_from_user (net/socket.c:2635)
[   50.787457][ T1292]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   50.787678][ T1292]  ? move_addr_to_kernel (net/socket.c:258)
[   50.787877][ T1292]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.788168][ T1292]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.788377][ T1292]  ___sys_sendmsg (net/socket.c:2752)
[   50.788567][ T1292]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   50.788799][ T1292]  ? copy_msghdr_from_user (net/socket.c:2603)
[   50.789096][ T1292]  __sys_sendmsg (net/socket.c:2784)
[   50.789288][ T1292]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   50.789490][ T1292]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   50.789820][ T1292]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   50.790009][ T1292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.790198][ T1292]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   50.790404][ T1292]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   50.790914][ T1292]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   50.791106][ T1292]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.791348][ T1292] RIP: 0033:0x7fb49d72008e
[   50.791542][ T1292] 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
[   50.792186][ T1292] RSP: 002b:00007fffccb94900 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.792582][ T1292] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb49d72008e
[   50.792849][ T1292] RDX: 0000000000000000 RSI: 00007fffccb949b0 RDI: 0000000000000005
[   50.793104][ T1292] RBP: 00007fffccb94910 R08: 0000000000000000 R09: 0000000000000000
[   50.793476][ T1292] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ab
[   50.793765][ T1292] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffccb95080
| [   50.802347][ T1292] ------------[ cut here ]------------
| [   50.802528][ T1292] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1292
| [   50.802846][ T1292] Modules linked in: vxlan
| [   50.803370][ T1292] Tainted: [W]=WARN
[   50.803521][ T1292] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.803745][ T1292] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.803968][ T1292] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.804504][ T1292] RSP: 0018:ffa00000025f6f78 EFLAGS: 00010286
[   50.804733][ T1292] RAX: 00000000ffffffa6 RBX: ff110000168f4ac0 RCX: 1ff40000004bedb5
[   50.804983][ T1292] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000168f4b7c
[   50.805248][ T1292] RBP: ff1100001aada000 R08: 1fe2200002d1e971 R09: ff11000019d52e58
[   50.805515][ T1292] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   50.805771][ T1292] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000002
[   50.806020][ T1292] FS:  00007fb49d4e6840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   50.806305][ T1292] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.806536][ T1292] CR2: 000000001d5e7988 CR3: 000000001aba1004 CR4: 0000000000771ef0
[   50.806797][ T1292] PKRU: 55555554
[   50.806947][ T1292] Call Trace:
[   50.807097][ T1292]  <TASK>
[   50.807217][ T1292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.807423][ T1292]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   50.807798][ T1292]  notifier_call_chain (kernel/notifier.c:85)
[   50.808012][ T1292]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[   50.808235][ T1292]  ? br_get_link_af_size_filtered (./include/linux/rcupdate.h:871 net/bridge/br_netlink.c:114)
[   50.808468][ T1292]  ? netdev_change_features (net/core/dev.c:11117)
[   50.808655][ T1292]  ? br_opt_toggle (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 net/bridge/br.c:402)
[   50.808851][ T1292]  br_add_if (net/bridge/br_if.c:683)
[   50.809007][ T1292]  do_set_master (net/core/rtnetlink.c:3011)
[   50.809191][ T1292]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   50.809419][ T1292]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   50.809607][ T1292]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   50.809799][ T1292]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   50.810016][ T1292]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   50.810201][ T1292]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.810406][ T1292]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   50.810590][ T1292]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.810784][ T1292]  ? __kernel_text_address (kernel/extable.c:79)
[   50.810969][ T1292]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.811159][ T1292]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.811365][ T1292]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   50.811552][ T1292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.811746][ T1292]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   50.811934][ T1292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.812118][ T1292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.812304][ T1292]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   50.812504][ T1292]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   50.812697][ T1292]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   50.812885][ T1292]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   50.813071][ T1292]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   50.813254][ T1292]  ? nla_get_range_signed (lib/nlattr.c:270)
[   50.813461][ T1292]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   50.813649][ T1292]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   50.813919][ T1292]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.814107][ T1292]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.814295][ T1292]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.814495][ T1292]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.814679][ T1292]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.814876][ T1292]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.815059][ T1292]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.815244][ T1292]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.815449][ T1292]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.815664][ T1292]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.815859][ T1292]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   50.816069][ T1292]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.816252][ T1292]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.816454][ T1292]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.816640][ T1292]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.816832][ T1292]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.817056][ T1292]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   50.817242][ T1292]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.817446][ T1292]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.817635][ T1292]  ? 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))
[   50.817829][ T1292]  ? 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))
[   50.818016][ T1292]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.818202][ T1292]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.818407][ T1292]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.818593][ T1292]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   50.818788][ T1292]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   50.818976][ T1292]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   50.819162][ T1292]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   50.819367][ T1292]  ? copy_msghdr_from_user (net/socket.c:2635)
[   50.819551][ T1292]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   50.819778][ T1292]  ? move_addr_to_kernel (net/socket.c:258)
[   50.819968][ T1292]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.820152][ T1292]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.820359][ T1292]  ___sys_sendmsg (net/socket.c:2752)
[   50.820542][ T1292]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   50.820768][ T1292]  ? copy_msghdr_from_user (net/socket.c:2603)
[   50.820965][ T1292]  __sys_sendmsg (net/socket.c:2784)
[   50.821176][ T1292]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   50.821382][ T1292]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   50.821602][ T1292]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   50.821794][ T1292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.821981][ T1292]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   50.822174][ T1292]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   50.822378][ T1292]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   50.822565][ T1292]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.822794][ T1292] RIP: 0033:0x7fb49d72008e
[   50.822985][ T1292] 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
[   50.823525][ T1292] RSP: 002b:00007fffccb94900 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.823788][ T1292] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb49d72008e
[   50.824130][ T1292] RDX: 0000000000000000 RSI: 00007fffccb949b0 RDI: 0000000000000005
[   50.824398][ T1292] RBP: 00007fffccb94910 R08: 0000000000000000 R09: 0000000000000000
[   50.824649][ T1292] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ab
[   50.824996][ T1292] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffccb95080
| [   50.870333][ T1293] ------------[ cut here ]------------
| [   50.870529][ T1293] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1293
| [   50.870796][ T1293] Modules linked in: vxlan
| [   50.871233][ T1293] Tainted: [W]=WARN
[   50.871347][ T1293] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.871518][ T1293] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.871697][ T1293] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.872189][ T1293] RSP: 0018:ffa0000002617020 EFLAGS: 00010286
[   50.872366][ T1293] RAX: 00000000ffffffa6 RBX: ff11000013596740 RCX: 1ff40000004c2dca
[   50.872569][ T1293] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000135967fc
[   50.872773][ T1293] RBP: ff1100001a7e2000 R08: 1fe22000026b2d01 R09: ff11000019d55158
[   50.872969][ T1293] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   50.873165][ T1293] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   50.873373][ T1293] FS:  00007fe42aebd840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   50.873607][ T1293] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.873778][ T1293] CR2: 000000003ca31988 CR3: 000000001aba2001 CR4: 0000000000771ef0
[   50.873979][ T1293] PKRU: 55555554
[   50.874091][ T1293] Call Trace:
[   50.874191][ T1293]  <TASK>
[   50.874260][ T1293]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   50.874406][ T1293]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   50.874508][ T1293]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   50.874658][ T1293]  __dev_notify_flags (net/core/dev.c:9787)
[   50.874797][ T1293]  ? netif_change_name (net/core/dev.c:1495)
[   50.874929][ T1293]  ? __dev_change_flags (net/core/dev.c:9752)
[   50.875062][ T1293]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   50.875194][ T1293]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.875336][ T1293]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   50.875472][ T1293]  netif_change_flags (net/core/dev.c:9820)
[   50.875606][ T1293]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   50.875747][ T1293]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   50.875883][ T1293]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   50.876026][ T1293]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   50.876200][ T1293]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   50.876342][ T1293]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.876494][ T1293]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   50.876626][ T1293]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.876765][ T1293]  ? __kernel_text_address (kernel/extable.c:79)
[   50.876908][ T1293]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.877041][ T1293]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.877174][ T1293]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   50.877311][ T1293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.877452][ T1293]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   50.877587][ T1293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.877743][ T1293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.877875][ T1293]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   50.878008][ T1293]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   50.878140][ T1293]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   50.878277][ T1293]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   50.879069][ T1293]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   50.879207][ T1293]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   50.879432][ T1293]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   50.879568][ T1293]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.879703][ T1293]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.879840][ T1293]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.879972][ T1293]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.880103][ T1293]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.880239][ T1293]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.880391][ T1293]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.880524][ T1293]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.880658][ T1293]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.880802][ T1293]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.880943][ T1293]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   50.881076][ T1293]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.881209][ T1293]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.881349][ T1293]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.881488][ T1293]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.881620][ T1293]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.881758][ T1293]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   50.881889][ T1293]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.882021][ T1293]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.882158][ T1293]  ? 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))
[   50.882297][ T1293]  ? 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))
[   50.882439][ T1293]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.882572][ T1293]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.882718][ T1293]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.882851][ T1293]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   50.882983][ T1293]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   50.883116][ T1293]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   50.883252][ T1293]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   50.883397][ T1293]  ? copy_msghdr_from_user (net/socket.c:2635)
[   50.883530][ T1293]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   50.883704][ T1293]  ? move_addr_to_kernel (net/socket.c:258)
[   50.883841][ T1293]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.883974][ T1293]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.884110][ T1293]  ___sys_sendmsg (net/socket.c:2752)
[   50.884243][ T1293]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   50.884416][ T1293]  ? copy_msghdr_from_user (net/socket.c:2603)
[   50.884562][ T1293]  __sys_sendmsg (net/socket.c:2784)
[   50.884700][ T1293]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   50.884837][ T1293]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   50.885007][ T1293]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   50.885141][ T1293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.885280][ T1293]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   50.885419][ T1293]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   50.885550][ T1293]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   50.885684][ T1293]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.885857][ T1293] RIP: 0033:0x7fe42b0f708e
[   50.885995][ T1293] 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
[   50.886473][ T1293] RSP: 002b:00007ffc5401aba0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.886674][ T1293] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe42b0f708e
[   50.886878][ T1293] RDX: 0000000000000000 RSI: 00007ffc5401ac50 RDI: 0000000000000005
[   50.887073][ T1293] RBP: 00007ffc5401abb0 R08: 0000000000000000 R09: 0000000000000000
[   50.887282][ T1293] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ac
[   50.887498][ T1293] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc5401b320
| [   51.226345][ T1317] ------------[ cut here ]------------
| [   51.226530][ T1317] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1317
| [   51.226824][ T1317] Modules linked in: vxlan
| [   51.227263][ T1317] Tainted: [W]=WARN
[   51.227381][ T1317] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.227560][ T1317] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.227748][ T1317] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.228245][ T1317] RSP: 0018:ffa00000024a7090 EFLAGS: 00010286
[   51.228433][ T1317] RAX: 00000000ffffffa6 RBX: ff11000014c98580 RCX: 1ff4000000494dd8
[   51.228648][ T1317] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014c9863c
[   51.228862][ T1317] RBP: ff11000010c04000 R08: 1fe22000029930c9 R09: ff11000016de2e80
[   51.229068][ T1317] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   51.229280][ T1317] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   51.229495][ T1317] FS:  00007f43cceb9840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   51.229746][ T1317] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.229923][ T1317] CR2: 000000000042e5e0 CR3: 0000000019d4f006 CR4: 0000000000771ef0
[   51.230135][ T1317] PKRU: 55555554
[   51.230241][ T1317] Call Trace:
[   51.230353][ T1317]  <TASK>
[   51.230426][ T1317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.230572][ T1317]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   51.230721][ T1317]  notifier_call_chain (kernel/notifier.c:85)
[   51.230867][ T1317]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   51.231009][ T1317]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   51.231159][ T1317]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   51.231307][ T1317]  netdev_upper_dev_link (net/core/dev.c:8972)
[   51.231456][ T1317]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   51.231598][ T1317]  register_vlan_dev (net/8021q/vlan.c:183)
[   51.231748][ T1317]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   51.231888][ T1317]  vlan_newlink (net/8021q/vlan_netlink.c:194)
[   51.232028][ T1317]  ? nla_strscpy (lib/nlattr.c:795)
[   51.232170][ T1317]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   51.232313][ T1317]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   51.232458][ T1317]  ? __dev_get_by_name (net/core/dev.c:883)
[   51.232595][ T1317]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   51.232748][ T1317]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   51.232891][ T1317]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   51.233035][ T1317]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.233179][ T1317]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.233324][ T1317]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.233463][ T1317]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   51.233601][ T1317]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.233751][ T1317]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.233890][ T1317]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.234027][ T1317]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   51.234166][ T1317]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.234309][ T1317]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.234482][ T1317]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.234621][ T1317]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.235361][ T1317]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.235502][ T1317]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   51.235643][ T1317]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.235790][ T1317]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   51.235933][ T1317]  ? 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))
[   51.236071][ T1317]  ? 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))
[   51.236215][ T1317]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   51.236366][ T1317]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   51.236528][ T1317]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.236668][ T1317]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   51.236816][ T1317]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   51.236958][ T1317]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   51.237102][ T1317]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   51.237243][ T1317]  ? copy_msghdr_from_user (net/socket.c:2635)
[   51.237402][ T1317]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   51.237576][ T1317]  ? move_addr_to_kernel (net/socket.c:258)
[   51.237727][ T1317]  ___sys_sendmsg (net/socket.c:2752)
[   51.237866][ T1317]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.238008][ T1317]  ? copy_msghdr_from_user (net/socket.c:2603)
[   51.238157][ T1317]  ? 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))
[   51.238303][ T1317]  __sys_sendmsg (net/socket.c:2784)
[   51.238454][ T1317]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   51.238600][ T1317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.238745][ T1317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.238885][ T1317]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   51.239026][ T1317]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   51.239166][ T1317]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   51.239310][ T1317]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.239495][ T1317] RIP: 0033:0x7f43cd0f308e
[   51.239644][ T1317] 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
[   51.240152][ T1317] RSP: 002b:00007ffec2cc88a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   51.240374][ T1317] RAX: ffffffffffffffda RBX: 00007ffec2cc9060 RCX: 00007f43cd0f308e
[   51.240585][ T1317] RDX: 0000000000000000 RSI: 00007ffec2cc8950 RDI: 0000000000000005
[   51.240800][ T1317] RBP: 00007ffec2cc88b0 R08: 0000000000000000 R09: 0000000000000000
[   51.241008][ T1317] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ac
[   51.241217][ T1317] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec2cc9020
| [   51.242902][ T1317] ------------[ cut here ]------------
| [   51.243035][ T1317] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1317
| [   51.243303][ T1317] Modules linked in: vxlan
| [   51.243732][ T1317] Tainted: [W]=WARN
[   51.243835][ T1317] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.244004][ T1317] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.244182][ T1317] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.244957][ T1317] RSP: 0018:ffa00000024a71b0 EFLAGS: 00010286
[   51.245135][ T1317] RAX: 00000000ffffffa6 RBX: ff11000014c98c80 RCX: 1ff4000000494dfc
[   51.245428][ T1317] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014c98d3c
[   51.245634][ T1317] RBP: ff11000015ac9000 R08: 1fe22000029931a9 R09: ff11000016de2e80
[   51.245841][ T1317] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   51.246043][ T1317] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab76b3a0
[   51.246248][ T1317] FS:  00007f43cceb9840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   51.246582][ T1317] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.246764][ T1317] CR2: 000000000042e5e0 CR3: 0000000019d4f006 CR4: 0000000000771ef0
[   51.246972][ T1317] PKRU: 55555554
[   51.247143][ T1317] Call Trace:
[   51.247307][ T1317]  <TASK>
[   51.247459][ T1317]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.247598][ T1317]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   51.247742][ T1317]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.247847][ T1317]  __dev_notify_flags (net/core/dev.c:9787)
[   51.247984][ T1317]  ? netdev_update_features (net/core/dev.c:11098)
[   51.248119][ T1317]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[   51.248290][ T1317]  ? netif_change_name (net/core/dev.c:1495)
[   51.248483][ T1317]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   51.248619][ T1317]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   51.248770][ T1317]  ? register_vlan_dev (net/8021q/vlan.c:196)
[   51.248908][ T1317]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   51.249047][ T1317]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   51.249185][ T1317]  ? nla_strscpy (lib/nlattr.c:795)
[   51.249384][ T1317]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   51.249525][ T1317]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   51.249661][ T1317]  ? __dev_get_by_name (net/core/dev.c:883)
[   51.249801][ T1317]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   51.249944][ T1317]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   51.250085][ T1317]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   51.250230][ T1317]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.250429][ T1317]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.250567][ T1317]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.250709][ T1317]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   51.250844][ T1317]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.250984][ T1317]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.251122][ T1317]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.251260][ T1317]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   51.251407][ T1317]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.251543][ T1317]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.251695][ T1317]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.251835][ T1317]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.251973][ T1317]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.252112][ T1317]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   51.252250][ T1317]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.252397][ T1317]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   51.252539][ T1317]  ? 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))
[   51.252674][ T1317]  ? 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))
[   51.252821][ T1317]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   51.252958][ T1317]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   51.253095][ T1317]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.253233][ T1317]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   51.253383][ T1317]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   51.253521][ T1317]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   51.253658][ T1317]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   51.253800][ T1317]  ? copy_msghdr_from_user (net/socket.c:2635)
[   51.253938][ T1317]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   51.254108][ T1317]  ? move_addr_to_kernel (net/socket.c:258)
[   51.254250][ T1317]  ___sys_sendmsg (net/socket.c:2752)
[   51.254397][ T1317]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.254536][ T1317]  ? copy_msghdr_from_user (net/socket.c:2603)
[   51.254688][ T1317]  ? 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))
[   51.254829][ T1317]  __sys_sendmsg (net/socket.c:2784)
[   51.254989][ T1317]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   51.255130][ T1317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.255268][ T1317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.255436][ T1317]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   51.255574][ T1317]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   51.255718][ T1317]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   51.255858][ T1317]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.256030][ T1317] RIP: 0033:0x7f43cd0f308e
[   51.256174][ T1317] 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
[   51.256679][ T1317] RSP: 002b:00007ffec2cc88a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   51.256893][ T1317] RAX: ffffffffffffffda RBX: 00007ffec2cc9060 RCX: 00007f43cd0f308e
[   51.257100][ T1317] RDX: 0000000000000000 RSI: 00007ffec2cc8950 RDI: 0000000000000005
[   51.257306][ T1317] RBP: 00007ffec2cc88b0 R08: 0000000000000000 R09: 0000000000000000
[   51.257522][ T1317] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ac
[   51.257731][ T1317] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec2cc9020
| [   51.312823][ T1319] ------------[ cut here ]------------
| [   51.312988][ T1319] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1319
| [   51.313256][ T1319] Modules linked in: vxlan
| [   51.313702][ T1319] Tainted: [W]=WARN
[   51.313803][ T1319] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.313969][ T1319] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.314166][ T1319] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.314839][ T1319] RSP: 0018:ffa0000002677020 EFLAGS: 00010286
[   51.315011][ T1319] RAX: 00000000ffffffa6 RBX: ff11000012a603c0 RCX: 1ff40000004cedca
[   51.315208][ T1319] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012a6047c
[   51.315510][ T1319] RBP: ff11000015ac9000 R08: 1fe220000254c091 R09: ff110000159bae58
[   51.315715][ T1319] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   51.315912][ T1319] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   51.316110][ T1319] FS:  00007f30206f7840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   51.316418][ T1319] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.316587][ T1319] CR2: 0000000005fc8988 CR3: 000000001aa30004 CR4: 0000000000771ef0
[   51.316847][ T1319] PKRU: 55555554
[   51.316948][ T1319] Call Trace:
[   51.317047][ T1319]  <TASK>
[   51.317122][ T1319]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   51.317256][ T1319]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.317481][ T1319]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.317583][ T1319]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   51.317721][ T1319]  __dev_notify_flags (net/core/dev.c:9787)
[   51.317856][ T1319]  ? netif_change_name (net/core/dev.c:1495)
[   51.317991][ T1319]  ? __dev_change_flags (net/core/dev.c:9752)
[   51.318126][ T1319]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   51.318261][ T1319]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.318441][ T1319]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   51.318577][ T1319]  netif_change_flags (net/core/dev.c:9820)
[   51.318718][ T1319]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   51.318852][ T1319]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   51.318989][ T1319]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   51.319124][ T1319]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   51.319296][ T1319]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   51.319436][ T1319]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.319569][ T1319]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   51.319714][ T1319]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   51.319848][ T1319]  ? __kernel_text_address (kernel/extable.c:79)
[   51.319984][ T1319]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.320119][ T1319]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.320253][ T1319]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   51.320402][ T1319]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.320538][ T1319]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.320670][ T1319]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.320810][ T1319]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.320944][ T1319]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   51.321078][ T1319]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   51.321214][ T1319]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   51.321352][ T1319]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   51.321491][ T1319]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   51.321627][ T1319]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   51.321768][ T1319]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   51.321904][ T1319]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.322037][ T1319]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.322168][ T1319]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.322306][ T1319]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   51.322444][ T1319]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.322578][ T1319]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.322716][ T1319]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.322848][ T1319]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.322983][ T1319]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.323117][ T1319]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.323251][ T1319]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   51.323394][ T1319]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.323526][ T1319]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.323657][ T1319]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.323799][ T1319]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.323931][ T1319]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.324065][ T1319]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   51.324197][ T1319]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.324340][ T1319]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   51.324479][ T1319]  ? 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))
[   51.324613][ T1319]  ? 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))
[   51.324752][ T1319]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   51.324887][ T1319]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   51.325032][ T1319]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.325166][ T1319]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   51.325304][ T1319]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   51.325446][ T1319]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   51.325581][ T1319]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   51.325719][ T1319]  ? copy_msghdr_from_user (net/socket.c:2635)
[   51.325853][ T1319]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   51.326016][ T1319]  ? move_addr_to_kernel (net/socket.c:258)
[   51.326150][ T1319]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   51.326284][ T1319]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.326424][ T1319]  ___sys_sendmsg (net/socket.c:2752)
[   51.326556][ T1319]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   51.326743][ T1319]  ? copy_msghdr_from_user (net/socket.c:2603)
[   51.326908][ T1319]  __sys_sendmsg (net/socket.c:2784)
[   51.327043][ T1319]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   51.327179][ T1319]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   51.327356][ T1319]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   51.327493][ T1319]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.327628][ T1319]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   51.327766][ T1319]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   51.327898][ T1319]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   51.328032][ T1319]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.328196][ T1319] RIP: 0033:0x7f302093108e
[   51.328347][ T1319] 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
[   51.328829][ T1319] RSP: 002b:00007ffe2fbed010 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   51.329028][ T1319] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f302093108e
[   51.329225][ T1319] RDX: 0000000000000000 RSI: 00007ffe2fbed0c0 RDI: 0000000000000005
[   51.329430][ T1319] RBP: 00007ffe2fbed020 R08: 0000000000000000 R09: 0000000000000000
[   51.329628][ T1319] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ac
[   51.329832][ T1319] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe2fbed790
| [   51.500498][ T1325] ------------[ cut here ]------------
| [   51.500668][ T1325] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1325
| [   51.500954][ T1325] Modules linked in: vxlan
| [   51.501383][ T1325] Tainted: [W]=WARN
[   51.501487][ T1325] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.501657][ T1325] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.501841][ T1325] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.502338][ T1325] RSP: 0018:ffa00000026d71b0 EFLAGS: 00010286
[   51.502515][ T1325] RAX: 00000000ffffffa6 RBX: ff11000014e2bc40 RCX: 1ff40000004dadfc
[   51.502730][ T1325] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014e2bcfc
[   51.502932][ T1325] RBP: ff1100001aaf2000 R08: 1fe22000029c57a1 R09: ff110000159dd180
[   51.503134][ T1325] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   51.503407][ T1325] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab720900
[   51.503616][ T1325] FS:  00007f0651eaa840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   51.503859][ T1325] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.504029][ T1325] CR2: 00007f0652211ee3 CR3: 000000001aabf006 CR4: 0000000000771ef0
[   51.504234][ T1325] PKRU: 55555554
[   51.504398][ T1325] Call Trace:
[   51.504501][ T1325]  <TASK>
[   51.504583][ T1325]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.504786][ T1325]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.504892][ T1325]  __dev_notify_flags (net/core/dev.c:9787)
[   51.505030][ T1325]  ? netif_change_name (net/core/dev.c:1495)
[   51.505169][ T1325]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   51.505399][ T1325]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   51.505540][ T1325]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   51.505676][ T1325]  ? br_dev_newlink (net/bridge/br_netlink.c:1604)
[   51.505831][ T1325]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   51.505969][ T1325]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   51.506105][ T1325]  ? __dev_get_by_name (net/core/dev.c:883)
[   51.506242][ T1325]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   51.506446][ T1325]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   51.506588][ T1325]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   51.506732][ T1325]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.506867][ T1325]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.507003][ T1325]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.507138][ T1325]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   51.507277][ T1325]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.507478][ T1325]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.507638][ T1325]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.507796][ T1325]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   51.507933][ T1325]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.508067][ T1325]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.508200][ T1325]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.508424][ T1325]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.508562][ T1325]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.508705][ T1325]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   51.508844][ T1325]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.508979][ T1325]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   51.509119][ T1325]  ? 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))
[   51.509253][ T1325]  ? 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))
[   51.509485][ T1325]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   51.509651][ T1325]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   51.509793][ T1325]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.509930][ T1325]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   51.510070][ T1325]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   51.510210][ T1325]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   51.510429][ T1325]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   51.510566][ T1325]  ? copy_msghdr_from_user (net/socket.c:2635)
[   51.510710][ T1325]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   51.510879][ T1325]  ? move_addr_to_kernel (net/socket.c:258)
[   51.511020][ T1325]  ___sys_sendmsg (net/socket.c:2752)
[   51.511156][ T1325]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.511296][ T1325]  ? copy_msghdr_from_user (net/socket.c:2603)
[   51.511516][ T1325]  ? 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))
[   51.511654][ T1325]  __sys_sendmsg (net/socket.c:2784)
[   51.511796][ T1325]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   51.511935][ T1325]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.512072][ T1325]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.512212][ T1325]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   51.512418][ T1325]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   51.512554][ T1325]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   51.512694][ T1325]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.512863][ T1325] RIP: 0033:0x7f06520e408e
[   51.513006][ T1325] 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
[   51.513652][ T1325] RSP: 002b:00007ffeb9837fe0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   51.513862][ T1325] RAX: ffffffffffffffda RBX: 00007ffeb9838788 RCX: 00007f06520e408e
[   51.514064][ T1325] RDX: 0000000000000000 RSI: 00007ffeb9838090 RDI: 0000000000000005
[   51.514270][ T1325] RBP: 00007ffeb9837ff0 R08: 0000000000000000 R09: 0000000000000000
[   51.514557][ T1325] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ac
[   51.514767][ T1325] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeb9838760
| [   51.545774][ T1326] ------------[ cut here ]------------
| [   51.545967][ T1326] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1326
| [   51.546279][ T1326] Modules linked in: vxlan
| [   51.546809][ T1326] Tainted: [W]=WARN
[   51.546962][ T1326] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.547177][ T1326] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.547423][ T1326] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.547952][ T1326] RSP: 0018:ffa00000026e7020 EFLAGS: 00010286
[   51.548171][ T1326] RAX: 00000000ffffffa6 RBX: ff11000005a143c0 RCX: 1ff40000004dcdca
[   51.548448][ T1326] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005a1447c
[   51.548700][ T1326] RBP: ff1100001aaf2000 R08: 1fe2200000b42891 R09: ff110000176bae58
[   51.548946][ T1326] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   51.549191][ T1326] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   51.549460][ T1326] FS:  00007fcac65ea840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   51.549750][ T1326] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.549966][ T1326] CR2: 0000000033065988 CR3: 000000001ac27006 CR4: 0000000000771ef0
[   51.550225][ T1326] PKRU: 55555554
[   51.550395][ T1326] Call Trace:
[   51.550546][ T1326]  <TASK>
[   51.550664][ T1326]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   51.550861][ T1326]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.551047][ T1326]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.551199][ T1326]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   51.551490][ T1326]  __dev_notify_flags (net/core/dev.c:9787)
[   51.551753][ T1326]  ? netif_change_name (net/core/dev.c:1495)
[   51.552034][ T1326]  ? __dev_change_flags (net/core/dev.c:9752)
[   51.552382][ T1326]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   51.552593][ T1326]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.552784][ T1326]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   51.552969][ T1326]  netif_change_flags (net/core/dev.c:9820)
[   51.553154][ T1326]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   51.553358][ T1326]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   51.553543][ T1326]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   51.553736][ T1326]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   51.553952][ T1326]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   51.554134][ T1326]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.554339][ T1326]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   51.554524][ T1326]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   51.554715][ T1326]  ? __kernel_text_address (kernel/extable.c:79)
[   51.554899][ T1326]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.555087][ T1326]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.555270][ T1326]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   51.555471][ T1326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.555656][ T1326]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.555846][ T1326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.556028][ T1326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.556212][ T1326]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   51.556420][ T1326]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   51.556604][ T1326]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   51.556796][ T1326]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   51.556981][ T1326]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   51.557177][ T1326]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   51.557385][ T1326]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   51.557587][ T1326]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.557776][ T1326]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.557963][ T1326]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.558145][ T1326]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   51.558348][ T1326]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.558547][ T1326]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.558734][ T1326]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.558918][ T1326]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.559103][ T1326]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.559290][ T1326]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.559490][ T1326]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   51.559674][ T1326]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.559866][ T1326]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.560048][ T1326]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.560233][ T1326]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.560433][ T1326]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.560618][ T1326]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   51.560809][ T1326]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.560995][ T1326]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   51.561182][ T1326]  ? 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))
[   51.561385][ T1326]  ? 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))
[   51.561572][ T1326]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   51.561763][ T1326]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   51.561945][ T1326]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.562128][ T1326]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   51.562336][ T1326]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   51.562519][ T1326]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   51.562711][ T1326]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   51.562895][ T1326]  ? copy_msghdr_from_user (net/socket.c:2635)
[   51.563077][ T1326]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   51.563290][ T1326]  ? move_addr_to_kernel (net/socket.c:258)
[   51.563488][ T1326]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   51.563675][ T1326]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.563866][ T1326]  ___sys_sendmsg (net/socket.c:2752)
[   51.564047][ T1326]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   51.564262][ T1326]  ? copy_msghdr_from_user (net/socket.c:2603)
[   51.564477][ T1326]  __sys_sendmsg (net/socket.c:2784)
[   51.564661][ T1326]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   51.564852][ T1326]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   51.565072][ T1326]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   51.565255][ T1326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.565462][ T1326]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   51.565643][ T1326]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   51.565832][ T1326]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   51.566016][ T1326]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.566230][ T1326] RIP: 0033:0x7fcac682408e
[   51.566436][ T1326] 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
[   51.566959][ T1326] RSP: 002b:00007ffc891673d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   51.567208][ T1326] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fcac682408e
[   51.567474][ T1326] RDX: 0000000000000000 RSI: 00007ffc89167480 RDI: 0000000000000005
[   51.567731][ T1326] RBP: 00007ffc891673e0 R08: 0000000000000000 R09: 0000000000000000
[   51.567977][ T1326] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ac
[   51.568222][ T1326] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc89167b50
| [   51.599250][ T1327] ------------[ cut here ]------------
| [   51.599423][ T1327] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1327
| [   51.599709][ T1327] Modules linked in: vxlan
| [   51.600127][ T1327] Tainted: [W]=WARN
[   51.600231][ T1327] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.600414][ T1327] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.600593][ T1327] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.601094][ T1327] RSP: 0018:ffa00000026f6e30 EFLAGS: 00010286
[   51.601273][ T1327] RAX: 00000000ffffffa6 RBX: ff1100001671b380 RCX: 1ff40000004ded8c
[   51.601491][ T1327] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001671b43c
[   51.601701][ T1327] RBP: ff1100001ac4c000 R08: 1fe2200002ce3689 R09: ff110000176b8b80
[   51.601906][ T1327] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   51.602110][ T1327] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010fe6384
[   51.602325][ T1327] FS:  00007f489e420840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   51.602568][ T1327] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.602747][ T1327] CR2: 000000000042ebe0 CR3: 000000001ac2f004 CR4: 0000000000771ef0
[   51.602955][ T1327] PKRU: 55555554
[   51.603057][ T1327] Call Trace:
[   51.603160][ T1327]  <TASK>
[   51.603232][ T1327]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.603466][ T1327]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.603608][ T1327]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.603718][ T1327]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   51.603857][ T1327]  __dev_notify_flags (net/core/dev.c:9787)
[   51.603996][ T1327]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   51.604133][ T1327]  ? 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)
[   51.604276][ T1327]  ? netif_change_name (net/core/dev.c:1495)
[   51.604503][ T1327]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   51.604641][ T1327]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   51.604783][ T1327]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   51.604921][ T1327]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.605057][ T1327]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.605194][ T1327]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   51.605417][ T1327]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   51.605556][ T1327]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   51.605710][ T1327]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   51.605851][ T1327]  veth_newlink (drivers/net/veth.c:1871)
[   51.605990][ T1327]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   51.606127][ T1327]  ? kasan_save_stack (mm/kasan/common.c:57)
[   51.606266][ T1327]  ? kasan_save_track (mm/kasan/common.c:78)
[   51.606508][ T1327]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   51.606664][ T1327]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   51.606809][ T1327]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   51.606948][ T1327]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   51.607087][ T1327]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   51.607225][ T1327]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   51.607387][ T1327]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   51.607525][ T1327]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   51.607664][ T1327]  ? __dev_get_by_name (net/core/dev.c:883)
[   51.607804][ T1327]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   51.607947][ T1327]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   51.608090][ T1327]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   51.608229][ T1327]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.608377][ T1327]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.608513][ T1327]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.608651][ T1327]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   51.608794][ T1327]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.608935][ T1327]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.609074][ T1327]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.609212][ T1327]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   51.609357][ T1327]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.609494][ T1327]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.609629][ T1327]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.609775][ T1327]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.609912][ T1327]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.610050][ T1327]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   51.610186][ T1327]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.610331][ T1327]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   51.610473][ T1327]  ? 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))
[   51.610610][ T1327]  ? 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))
[   51.610756][ T1327]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   51.610896][ T1327]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   51.611034][ T1327]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.611174][ T1327]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   51.611320][ T1327]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   51.611459][ T1327]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   51.611600][ T1327]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   51.611744][ T1327]  ? copy_msghdr_from_user (net/socket.c:2635)
[   51.611883][ T1327]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   51.612067][ T1327]  ? move_addr_to_kernel (net/socket.c:258)
[   51.612208][ T1327]  ___sys_sendmsg (net/socket.c:2752)
[   51.612353][ T1327]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.612509][ T1327]  ? copy_msghdr_from_user (net/socket.c:2603)
[   51.612657][ T1327]  ? 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))
[   51.612801][ T1327]  __sys_sendmsg (net/socket.c:2784)
[   51.612942][ T1327]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   51.613086][ T1327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.613223][ T1327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.613375][ T1327]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   51.613511][ T1327]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   51.613648][ T1327]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   51.613790][ T1327]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.613960][ T1327] RIP: 0033:0x7f489e65a08e
[   51.614107][ T1327] 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
[   51.614606][ T1327] RSP: 002b:00007ffccee7fdd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   51.614819][ T1327] RAX: ffffffffffffffda RBX: 00007ffccee80568 RCX: 00007f489e65a08e
[   51.615024][ T1327] RDX: 0000000000000000 RSI: 00007ffccee7fe80 RDI: 0000000000000005
[   51.615227][ T1327] RBP: 00007ffccee7fde0 R08: 0000000000000000 R09: 0000000000000000
[   51.615441][ T1327] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ac
[   51.615648][ T1327] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffccee80540
| [   51.624907][ T1327] ------------[ cut here ]------------
| [   51.625058][ T1327] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1327
| [   51.625375][ T1327] Modules linked in: vxlan
| [   51.625796][ T1327] Tainted: [W]=WARN
[   51.625899][ T1327] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.626069][ T1327] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.626245][ T1327] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.626749][ T1327] RSP: 0018:ffa00000026f71b0 EFLAGS: 00010286
[   51.626923][ T1327] RAX: 00000000ffffffa6 RBX: ff11000013b6dc40 RCX: 1ff40000004dedfc
[   51.627126][ T1327] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013b6dcfc
[   51.627333][ T1327] RBP: ff1100001ac49000 R08: 1fe220000276dba1 R09: ff110000176b8b80
[   51.627535][ T1327] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   51.627744][ T1327] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab603b20
[   51.627947][ T1327] FS:  00007f489e420840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   51.628186][ T1327] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.628364][ T1327] CR2: 000000000042ebe0 CR3: 000000001ac2f004 CR4: 0000000000771ef0
[   51.628568][ T1327] PKRU: 55555554
[   51.628670][ T1327] Call Trace:
[   51.628777][ T1327]  <TASK>
[   51.628847][ T1327]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.628987][ T1327]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.629091][ T1327]  __dev_notify_flags (net/core/dev.c:9787)
[   51.629228][ T1327]  ? netif_change_name (net/core/dev.c:1495)
[   51.629374][ T1327]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   51.629510][ T1327]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   51.629648][ T1327]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   51.629791][ T1327]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   51.629929][ T1327]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   51.630064][ T1327]  ? __dev_get_by_name (net/core/dev.c:883)
[   51.630199][ T1327]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   51.630349][ T1327]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   51.630489][ T1327]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   51.630627][ T1327]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.630766][ T1327]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.630901][ T1327]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.631039][ T1327]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   51.631177][ T1327]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.631324][ T1327]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.631471][ T1327]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.631606][ T1327]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   51.631748][ T1327]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.631885][ T1327]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.632019][ T1327]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.632157][ T1327]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.632297][ T1327]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.632441][ T1327]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   51.632576][ T1327]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.632717][ T1327]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   51.632856][ T1327]  ? 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))
[   51.632990][ T1327]  ? 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))
[   51.633129][ T1327]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   51.633280][ T1327]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   51.633422][ T1327]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.633557][ T1327]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   51.633737][ T1327]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   51.633879][ T1327]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   51.634017][ T1327]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   51.634152][ T1327]  ? copy_msghdr_from_user (net/socket.c:2635)
[   51.634293][ T1327]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   51.634465][ T1327]  ? move_addr_to_kernel (net/socket.c:258)
[   51.634606][ T1327]  ___sys_sendmsg (net/socket.c:2752)
[   51.634748][ T1327]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.634883][ T1327]  ? copy_msghdr_from_user (net/socket.c:2603)
[   51.635028][ T1327]  ? 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))
[   51.635167][ T1327]  __sys_sendmsg (net/socket.c:2784)
[   51.635308][ T1327]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   51.635453][ T1327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.635587][ T1327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.635729][ T1327]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   51.635864][ T1327]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   51.635998][ T1327]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   51.636132][ T1327]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.636306][ T1327] RIP: 0033:0x7f489e65a08e
[   51.636454][ T1327] 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
[   51.636940][ T1327] RSP: 002b:00007ffccee7fdd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   51.637145][ T1327] RAX: ffffffffffffffda RBX: 00007ffccee80568 RCX: 00007f489e65a08e
[   51.637356][ T1327] RDX: 0000000000000000 RSI: 00007ffccee7fe80 RDI: 0000000000000005
[   51.637558][ T1327] RBP: 00007ffccee7fde0 R08: 0000000000000000 R09: 0000000000000000
[   51.637765][ T1327] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ac
[   51.637966][ T1327] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffccee80540
| [   51.686719][ T1328] ------------[ cut here ]------------
| [   51.686889][ T1328] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1328
| [   51.687180][ T1328] Modules linked in: vxlan
| [   51.687599][ T1328] Tainted: [W]=WARN
[   51.687702][ T1328] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.687862][ T1328] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.688028][ T1328] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.688492][ T1328] RSP: 0018:ffa0000002706ff8 EFLAGS: 00010286
[   51.688660][ T1328] RAX: 00000000ffffffa6 RBX: ff11000005560900 RCX: 1ff40000004e0dc5
[   51.688867][ T1328] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000055609bc
[   51.689064][ T1328] RBP: ff1100001ac49000 R08: 1fe2200000aac139 R09: ff110000177eae58
[   51.689258][ T1328] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   51.689465][ T1328] R13: 0000000000000000 R14: ffa0000002707140 R15: ff11000015cf51d0
[   51.689658][ T1328] FS:  00007f1db75df840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   51.689890][ T1328] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.690051][ T1328] CR2: 00007f1b8bcef000 CR3: 0000000015d1d003 CR4: 0000000000771ef0
[   51.690245][ T1328] PKRU: 55555554
[   51.690349][ T1328] Call Trace:
[   51.690446][ T1328]  <TASK>
[   51.690514][ T1328]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   51.690643][ T1328]  __dev_change_net_namespace (net/core/dev.c:12635)
[   51.690812][ T1328]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.690939][ T1328]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.691069][ T1328]  ? default_device_exit_batch (net/core/dev.c:13091)
[   51.691231][ T1328]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.691368][ T1328]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.691496][ T1328]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.691624][ T1328]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   51.691758][ T1328]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   51.691887][ T1328]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   51.692016][ T1328]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   51.692150][ T1328]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   51.692280][ T1328]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   51.692446][ T1328]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   51.692572][ T1328]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.692709][ T1328]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   51.692837][ T1328]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   51.692965][ T1328]  ? __kernel_text_address (kernel/extable.c:79)
[   51.693094][ T1328]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.693223][ T1328]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.693360][ T1328]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   51.693488][ T1328]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.693615][ T1328]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.693748][ T1328]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.693875][ T1328]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.694001][ T1328]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   51.694136][ T1328]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   51.694264][ T1328]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   51.694401][ T1328]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   51.694531][ T1328]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   51.694658][ T1328]  ? nla_get_range_signed (lib/nlattr.c:270)
[   51.694797][ T1328]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   51.694928][ T1328]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   51.695060][ T1328]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.695186][ T1328]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.695320][ T1328]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.695448][ T1328]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   51.695574][ T1328]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.695710][ T1328]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.695835][ T1328]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.695960][ T1328]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.696087][ T1328]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.696215][ T1328]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.696349][ T1328]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   51.696476][ T1328]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.696603][ T1328]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.696735][ T1328]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.696865][ T1328]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.696992][ T1328]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.697120][ T1328]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   51.697246][ T1328]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.697380][ T1328]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   51.697512][ T1328]  ? 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))
[   51.697638][ T1328]  ? 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))
[   51.697774][ T1328]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   51.697908][ T1328]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   51.698038][ T1328]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.698166][ T1328]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   51.698298][ T1328]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   51.698432][ T1328]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   51.698562][ T1328]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   51.698695][ T1328]  ? copy_msghdr_from_user (net/socket.c:2635)
[   51.698821][ T1328]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   51.698980][ T1328]  ? move_addr_to_kernel (net/socket.c:258)
[   51.699113][ T1328]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   51.699240][ T1328]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.699378][ T1328]  ___sys_sendmsg (net/socket.c:2752)
[   51.699505][ T1328]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   51.699661][ T1328]  ? copy_msghdr_from_user (net/socket.c:2603)
[   51.699813][ T1328]  __sys_sendmsg (net/socket.c:2784)
[   51.699943][ T1328]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   51.700069][ T1328]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   51.700228][ T1328]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   51.700364][ T1328]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.700493][ T1328]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   51.700619][ T1328]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   51.700751][ T1328]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   51.700878][ T1328]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.701040][ T1328] RIP: 0033:0x7f1db781908e
[   51.701175][ T1328] 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
[   51.701639][ T1328] RSP: 002b:00007fffbf191440 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   51.701842][ T1328] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f1db781908e
[   51.702040][ T1328] RDX: 0000000000000000 RSI: 00007fffbf1914f0 RDI: 0000000000000005
[   51.702229][ T1328] RBP: 00007fffbf191450 R08: 0000000000000000 R09: 0000000000000000
[   51.702425][ T1328] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ac
[   51.702616][ T1328] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffbf191bb0
| [   51.705504][ T1328] ------------[ cut here ]------------
| [   51.705658][ T1328] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1328
| [   51.705926][ T1328] Modules linked in: vxlan
| [   51.706854][ T1328] Tainted: [W]=WARN
[   51.706957][ T1328] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.707120][ T1328] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.707294][ T1328] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.707834][ T1328] RSP: 0018:ffa0000002706fc0 EFLAGS: 00010286
[   51.707999][ T1328] RAX: 00000000ffffffa6 RBX: ff11000005561000 RCX: 1ff40000004e0dbe
[   51.708194][ T1328] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000055610bc
[   51.708414][ T1328] RBP: ff1100001ac49000 R08: 1fe2200000aac219 R09: ff110000177eae58
[   51.708611][ T1328] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   51.708814][ T1328] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015cf51d0
[   51.709017][ T1328] FS:  00007f1db75df840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   51.709246][ T1328] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.709419][ T1328] CR2: 00007f1b8c251018 CR3: 0000000015d1d001 CR4: 0000000000771ef0
[   51.709636][ T1328] PKRU: 55555554
[   51.709742][ T1328] Call Trace:
[   51.709840][ T1328]  <TASK>
[   51.709910][ T1328]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.710052][ T1328]  ? notifier_call_chain (kernel/notifier.c:85)
[   51.710187][ T1328]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.710294][ T1328]  __dev_change_net_namespace (net/core/dev.c:12695)
[   51.710470][ T1328]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.710604][ T1328]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.710744][ T1328]  ? default_device_exit_batch (net/core/dev.c:13091)
[   51.710909][ T1328]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.711045][ T1328]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.711177][ T1328]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.711312][ T1328]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   51.711455][ T1328]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   51.711586][ T1328]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   51.711725][ T1328]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   51.711858][ T1328]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   51.711990][ T1328]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   51.712156][ T1328]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   51.712291][ T1328]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.712428][ T1328]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   51.712558][ T1328]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   51.712693][ T1328]  ? __kernel_text_address (kernel/extable.c:79)
[   51.712825][ T1328]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.712959][ T1328]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.713091][ T1328]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   51.713226][ T1328]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.713369][ T1328]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.713501][ T1328]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.713637][ T1328]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.713772][ T1328]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   51.713902][ T1328]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   51.714031][ T1328]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   51.714163][ T1328]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   51.714299][ T1328]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   51.714440][ T1328]  ? nla_get_range_signed (lib/nlattr.c:270)
[   51.714574][ T1328]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   51.714714][ T1328]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   51.714855][ T1328]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.714987][ T1328]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.715120][ T1328]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.715250][ T1328]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   51.715388][ T1328]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.715522][ T1328]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.715654][ T1328]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.715788][ T1328]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.715917][ T1328]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.716054][ T1328]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.716186][ T1328]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   51.716328][ T1328]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.716460][ T1328]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.716590][ T1328]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.716728][ T1328]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.716857][ T1328]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.716986][ T1328]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   51.717116][ T1328]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.717248][ T1328]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   51.717392][ T1328]  ? 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))
[   51.717521][ T1328]  ? 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))
[   51.717654][ T1328]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   51.717794][ T1328]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   51.717925][ T1328]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.718058][ T1328]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   51.718189][ T1328]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   51.718331][ T1328]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   51.718468][ T1328]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   51.718603][ T1328]  ? copy_msghdr_from_user (net/socket.c:2635)
[   51.718740][ T1328]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   51.718907][ T1328]  ? move_addr_to_kernel (net/socket.c:258)
[   51.719044][ T1328]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   51.719178][ T1328]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.719313][ T1328]  ___sys_sendmsg (net/socket.c:2752)
[   51.719451][ T1328]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   51.719614][ T1328]  ? copy_msghdr_from_user (net/socket.c:2603)
[   51.719765][ T1328]  __sys_sendmsg (net/socket.c:2784)
[   51.719898][ T1328]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   51.720027][ T1328]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   51.720193][ T1328]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   51.720337][ T1328]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.720472][ T1328]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   51.720603][ T1328]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   51.720741][ T1328]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   51.720873][ T1328]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.721036][ T1328] RIP: 0033:0x7f1db781908e
[   51.721173][ T1328] 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
[   51.721653][ T1328] RSP: 002b:00007fffbf191440 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   51.721859][ T1328] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f1db781908e
[   51.722068][ T1328] RDX: 0000000000000000 RSI: 00007fffbf1914f0 RDI: 0000000000000005
[   51.722277][ T1328] RBP: 00007fffbf191450 R08: 0000000000000000 R09: 0000000000000000
[   51.722483][ T1328] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ac
[   51.722680][ T1328] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffbf191bb0
| [   51.775530][ T1331] ------------[ cut here ]------------
| [   51.775693][ T1331] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1331
| [   51.776001][ T1331] Modules linked in: vxlan
| [   51.776585][ T1331] Tainted: [W]=WARN
[   51.776689][ T1331] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.776853][ T1331] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.777021][ T1331] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.777492][ T1331] RSP: 0018:ffa0000002716ff8 EFLAGS: 00010286
[   51.777654][ T1331] RAX: 00000000ffffffa6 RBX: ff110000129c8580 RCX: 1ff40000004e2dc5
[   51.777851][ T1331] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129c863c
[   51.778042][ T1331] RBP: ff1100001ac4c000 R08: 1fe22000025390c9 R09: ff11000015e85158
[   51.778240][ T1331] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   51.778441][ T1331] R13: 0000000000000000 R14: ffa0000002717140 R15: ff11000015cf7850
[   51.778635][ T1331] FS:  00007f23baaef840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   51.778872][ T1331] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.779035][ T1331] CR2: 0000562828847518 CR3: 0000000015a70001 CR4: 0000000000771ef0
[   51.779228][ T1331] PKRU: 55555554
[   51.779335][ T1331] Call Trace:
[   51.779433][ T1331]  <TASK>
[   51.779503][ T1331]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   51.779635][ T1331]  __dev_change_net_namespace (net/core/dev.c:12635)
[   51.779802][ T1331]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.779947][ T1331]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.780078][ T1331]  ? default_device_exit_batch (net/core/dev.c:13091)
[   51.780240][ T1331]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.780383][ T1331]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.780515][ T1331]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.780646][ T1331]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   51.780782][ T1331]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   51.780928][ T1331]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   51.781063][ T1331]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   51.781196][ T1331]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   51.781337][ T1331]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   51.781503][ T1331]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   51.781634][ T1331]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.781768][ T1331]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   51.781901][ T1331]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   51.782030][ T1331]  ? __kernel_text_address (kernel/extable.c:79)
[   51.782340][ T1331]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.782558][ T1331]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.782692][ T1331]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   51.782823][ T1331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.782953][ T1331]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.783083][ T1331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.783213][ T1331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.783520][ T1331]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   51.783654][ T1331]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   51.783788][ T1331]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   51.783919][ T1331]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   51.784051][ T1331]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   51.784181][ T1331]  ? nla_get_range_signed (lib/nlattr.c:270)
[   51.784322][ T1331]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   51.784457][ T1331]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   51.784589][ T1331]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.784723][ T1331]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.784852][ T1331]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.785332][ T1331]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   51.785464][ T1331]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.785595][ T1331]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.785729][ T1331]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.785885][ T1331]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.786023][ T1331]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.786152][ T1331]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.786284][ T1331]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   51.786423][ T1331]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.786554][ T1331]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.786687][ T1331]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.786818][ T1331]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.786945][ T1331]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.787074][ T1331]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   51.787204][ T1331]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.787346][ T1331]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   51.787568][ T1331]  ? 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))
[   51.787785][ T1331]  ? 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))
[   51.787916][ T1331]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   51.788051][ T1331]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   51.788180][ T1331]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.788320][ T1331]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   51.788451][ T1331]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   51.788583][ T1331]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   51.788721][ T1331]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   51.788849][ T1331]  ? copy_msghdr_from_user (net/socket.c:2635)
[   51.788976][ T1331]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   51.789134][ T1331]  ? move_addr_to_kernel (net/socket.c:258)
[   51.789357][ T1331]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   51.789490][ T1331]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.789619][ T1331]  ___sys_sendmsg (net/socket.c:2752)
[   51.789754][ T1331]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   51.790081][ T1331]  ? copy_msghdr_from_user (net/socket.c:2603)
[   51.790222][ T1331]  __sys_sendmsg (net/socket.c:2784)
[   51.790360][ T1331]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   51.790487][ T1331]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   51.790648][ T1331]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   51.790810][ T1331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.790940][ T1331]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   51.791085][ T1331]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   51.791235][ T1331]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   51.791374][ T1331]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.791535][ T1331] RIP: 0033:0x7f23bad2908e
[   51.791764][ T1331] 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
[   51.792219][ T1331] RSP: 002b:00007fff69dfe480 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   51.792509][ T1331] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f23bad2908e
[   51.792706][ T1331] RDX: 0000000000000000 RSI: 00007fff69dfe530 RDI: 0000000000000005
[   51.792981][ T1331] RBP: 00007fff69dfe490 R08: 0000000000000000 R09: 0000000000000000
[   51.793176][ T1331] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ac
[   51.793379][ T1331] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff69dfebf0
| [   51.803043][ T1331] ------------[ cut here ]------------
| [   51.803186][ T1331] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1331
| [   51.803460][ T1331] Modules linked in: vxlan
| [   51.803863][ T1331] Tainted: [W]=WARN
[   51.803963][ T1331] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.804129][ T1331] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.804301][ T1331] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.804848][ T1331] RSP: 0018:ffa0000002716fc0 EFLAGS: 00010286
[   51.805011][ T1331] RAX: 00000000ffffffa6 RBX: ff11000011e3ce40 RCX: 1ff40000004e2dbe
[   51.805205][ T1331] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e3cefc
[   51.805506][ T1331] RBP: ff1100001ac4c000 R08: 1fe22000023c79e1 R09: ff11000015e85158
[   51.805708][ T1331] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   51.805901][ T1331] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015cf7850
[   51.806097][ T1331] FS:  00007f23baaef840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   51.806433][ T1331] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.806597][ T1331] CR2: 0000562828847518 CR3: 0000000015a70001 CR4: 0000000000771ef0
[   51.806795][ T1331] PKRU: 55555554
[   51.806893][ T1331] Call Trace:
[   51.806990][ T1331]  <TASK>
[   51.807058][ T1331]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.807190][ T1331]  ? notifier_call_chain (kernel/notifier.c:85)
[   51.807436][ T1331]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.807536][ T1331]  __dev_change_net_namespace (net/core/dev.c:12695)
[   51.807705][ T1331]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.807840][ T1331]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.807976][ T1331]  ? default_device_exit_batch (net/core/dev.c:13091)
[   51.808139][ T1331]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.808273][ T1331]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.808482][ T1331]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.808612][ T1331]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   51.808748][ T1331]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   51.808893][ T1331]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   51.809030][ T1331]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   51.809163][ T1331]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   51.809297][ T1331]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   51.809547][ T1331]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   51.809676][ T1331]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.809811][ T1331]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   51.809939][ T1331]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   51.810068][ T1331]  ? __kernel_text_address (kernel/extable.c:79)
[   51.810199][ T1331]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.810431][ T1331]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.810560][ T1331]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   51.810695][ T1331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.810826][ T1331]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.810953][ T1331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.811081][ T1331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.811211][ T1331]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   51.811425][ T1331]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   51.811555][ T1331]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   51.811689][ T1331]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   51.811821][ T1331]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   51.811950][ T1331]  ? nla_get_range_signed (lib/nlattr.c:270)
[   51.812083][ T1331]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   51.812217][ T1331]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   51.812448][ T1331]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.812577][ T1331]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.812711][ T1331]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.812840][ T1331]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   51.812968][ T1331]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.813099][ T1331]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.813228][ T1331]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.813454][ T1331]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.813584][ T1331]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.813720][ T1331]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.813850][ T1331]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   51.813981][ T1331]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.814111][ T1331]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.814242][ T1331]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.814452][ T1331]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.814582][ T1331]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.814718][ T1331]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   51.814849][ T1331]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.814979][ T1331]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   51.815116][ T1331]  ? 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))
[   51.815246][ T1331]  ? 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))
[   51.815466][ T1331]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   51.815599][ T1331]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   51.815734][ T1331]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.815865][ T1331]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   51.815997][ T1331]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   51.816129][ T1331]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   51.816262][ T1331]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   51.816495][ T1331]  ? copy_msghdr_from_user (net/socket.c:2635)
[   51.816627][ T1331]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   51.816793][ T1331]  ? move_addr_to_kernel (net/socket.c:258)
[   51.816925][ T1331]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   51.817062][ T1331]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.817196][ T1331]  ___sys_sendmsg (net/socket.c:2752)
[   51.817386][ T1331]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   51.817548][ T1331]  ? copy_msghdr_from_user (net/socket.c:2603)
[   51.817697][ T1331]  __sys_sendmsg (net/socket.c:2784)
[   51.817827][ T1331]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   51.817958][ T1331]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   51.818122][ T1331]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   51.818254][ T1331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.818477][ T1331]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   51.818608][ T1331]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   51.818743][ T1331]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   51.818873][ T1331]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.819034][ T1331] RIP: 0033:0x7f23bad2908e
[   51.819172][ T1331] 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
[   51.819717][ T1331] RSP: 002b:00007fff69dfe480 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   51.819913][ T1331] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f23bad2908e
[   51.820110][ T1331] RDX: 0000000000000000 RSI: 00007fff69dfe530 RDI: 0000000000000005
[   51.820309][ T1331] RBP: 00007fff69dfe490 R08: 0000000000000000 R09: 0000000000000000
[   51.820600][ T1331] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ac
[   51.820801][ T1331] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff69dfebf0
| [   51.862293][ T1332] ------------[ cut here ]------------
| [   51.862469][ T1332] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1332
| [   51.862754][ T1332] Modules linked in: vxlan
| [   51.863159][ T1332] Tainted: [W]=WARN
[   51.863258][ T1332] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.863430][ T1332] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.863601][ T1332] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.864077][ T1332] RSP: 0018:ffa00000024a7020 EFLAGS: 00010286
[   51.864243][ T1332] RAX: 00000000ffffffa6 RBX: ff1100001671a580 RCX: 1ff4000000494dca
[   51.864448][ T1332] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001671a63c
[   51.864644][ T1332] RBP: ff1100001ac49000 R08: 1fe2200002ce34c9 R09: ff110000194eae58
[   51.864845][ T1332] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   51.865040][ T1332] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   51.865241][ T1332] FS:  00007f567a368840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   51.865484][ T1332] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.865652][ T1332] CR2: 0000000027348988 CR3: 0000000015ce9002 CR4: 0000000000771ef0
[   51.865858][ T1332] PKRU: 55555554
[   51.865957][ T1332] Call Trace:
[   51.866056][ T1332]  <TASK>
[   51.866124][ T1332]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.866259][ T1332]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.866375][ T1332]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   51.866507][ T1332]  __dev_notify_flags (net/core/dev.c:9787)
[   51.866648][ T1332]  ? netif_change_name (net/core/dev.c:1495)
[   51.866785][ T1332]  ? __dev_change_flags (net/core/dev.c:9752)
[   51.866918][ T1332]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   51.867050][ T1332]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.867182][ T1332]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   51.867323][ T1332]  netif_change_flags (net/core/dev.c:9820)
[   51.867456][ T1332]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   51.867589][ T1332]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   51.867730][ T1332]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   51.867863][ T1332]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   51.868029][ T1332]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   51.868161][ T1332]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.868296][ T1332]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   51.868433][ T1332]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   51.868568][ T1332]  ? __kernel_text_address (kernel/extable.c:79)
[   51.868705][ T1332]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.868842][ T1332]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.868974][ T1332]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   51.869107][ T1332]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.869243][ T1332]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.869388][ T1332]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.869521][ T1332]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.869653][ T1332]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   51.869796][ T1332]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   51.869929][ T1332]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   51.870062][ T1332]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   51.870196][ T1332]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   51.870340][ T1332]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   51.870484][ T1332]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   51.870622][ T1332]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.870758][ T1332]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.870889][ T1332]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.871024][ T1332]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   51.871168][ T1332]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.871307][ T1332]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.871443][ T1332]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.871583][ T1332]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.871725][ T1332]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.871868][ T1332]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.872016][ T1332]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   51.872164][ T1332]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.872302][ T1332]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.872445][ T1332]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.872583][ T1332]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.872725][ T1332]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.872863][ T1332]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   51.872996][ T1332]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.873135][ T1332]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   51.873275][ T1332]  ? 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))
[   51.873417][ T1332]  ? 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))
[   51.873555][ T1332]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   51.873697][ T1332]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   51.873841][ T1332]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.873986][ T1332]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   51.874126][ T1332]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   51.874266][ T1332]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   51.874411][ T1332]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   51.874545][ T1332]  ? copy_msghdr_from_user (net/socket.c:2635)
[   51.874690][ T1332]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   51.874855][ T1332]  ? move_addr_to_kernel (net/socket.c:258)
[   51.874988][ T1332]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   51.875131][ T1332]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.875269][ T1332]  ___sys_sendmsg (net/socket.c:2752)
[   51.875406][ T1332]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   51.875571][ T1332]  ? copy_msghdr_from_user (net/socket.c:2603)
[   51.875723][ T1332]  __sys_sendmsg (net/socket.c:2784)
[   51.875856][ T1332]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   51.875986][ T1332]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   51.876153][ T1332]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   51.876288][ T1332]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.876425][ T1332]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   51.876557][ T1332]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   51.876695][ T1332]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   51.876827][ T1332]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.876989][ T1332] RIP: 0033:0x7f567a5a208e
[   51.877129][ T1332] 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
[   51.877623][ T1332] RSP: 002b:00007fff5766c6c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   51.877826][ T1332] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f567a5a208e
[   51.878043][ T1332] RDX: 0000000000000000 RSI: 00007fff5766c770 RDI: 0000000000000005
[   51.878240][ T1332] RBP: 00007fff5766c6d0 R08: 0000000000000000 R09: 0000000000000000
[   51.878450][ T1332] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ad
[   51.878650][ T1332] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff5766ce40
| [   51.912955][ T1333] ------------[ cut here ]------------
| [   51.913118][ T1333] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1333
| [   51.913396][ T1333] Modules linked in: vxlan
| [   51.913810][ T1333] Tainted: [W]=WARN
[   51.913917][ T1333] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.914093][ T1333] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.914283][ T1333] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.914780][ T1333] RSP: 0018:ffa0000002727020 EFLAGS: 00010286
[   51.914948][ T1333] RAX: 00000000ffffffa6 RBX: ff11000013d44200 RCX: 1ff40000004e4dca
[   51.915145][ T1333] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013d442bc
[   51.915351][ T1333] RBP: ff1100001ac4c000 R08: 1fe22000027a8859 R09: ff110000194ed158
[   51.915560][ T1333] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   51.915771][ T1333] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   51.915969][ T1333] FS:  00007f291b202840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   51.916204][ T1333] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.916385][ T1333] CR2: 00007f291b4d21a0 CR3: 000000001a9c0004 CR4: 0000000000771ef0
[   51.916582][ T1333] PKRU: 55555554
[   51.916686][ T1333] Call Trace:
[   51.917147][ T1333]  <TASK>
[   51.917217][ T1333]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.917360][ T1333]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.917463][ T1333]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   51.917611][ T1333]  __dev_notify_flags (net/core/dev.c:9787)
[   51.917750][ T1333]  ? netif_change_name (net/core/dev.c:1495)
[   51.917887][ T1333]  ? __dev_change_flags (net/core/dev.c:9752)
[   51.918020][ T1333]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   51.918154][ T1333]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.918291][ T1333]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   51.918499][ T1333]  netif_change_flags (net/core/dev.c:9820)
[   51.918638][ T1333]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   51.918777][ T1333]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   51.918912][ T1333]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   51.919046][ T1333]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   51.919211][ T1333]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   51.919448][ T1333]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.919583][ T1333]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   51.919720][ T1333]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   51.919851][ T1333]  ? __kernel_text_address (kernel/extable.c:79)
[   51.919985][ T1333]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.920118][ T1333]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.920250][ T1333]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   51.920466][ T1333]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.920694][ T1333]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.920825][ T1333]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.920955][ T1333]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.921087][ T1333]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   51.921224][ T1333]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   51.921438][ T1333]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   51.921571][ T1333]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   51.921712][ T1333]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   51.921851][ T1333]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   51.921992][ T1333]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   51.922127][ T1333]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.922258][ T1333]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.922471][ T1333]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.922610][ T1333]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   51.922747][ T1333]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.922883][ T1333]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.923017][ T1333]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.923149][ T1333]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.923283][ T1333]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.923473][ T1333]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.923605][ T1333]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   51.923743][ T1333]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.923877][ T1333]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.924009][ T1333]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.924147][ T1333]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.924280][ T1333]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.924420][ T1333]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   51.924553][ T1333]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.924691][ T1333]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   51.924827][ T1333]  ? 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))
[   51.924960][ T1333]  ? 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))
[   51.925097][ T1333]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   51.925230][ T1333]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   51.925374][ T1333]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.925508][ T1333]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   51.925641][ T1333]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   51.925782][ T1333]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   51.925918][ T1333]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   51.926051][ T1333]  ? copy_msghdr_from_user (net/socket.c:2635)
[   51.926187][ T1333]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   51.926358][ T1333]  ? move_addr_to_kernel (net/socket.c:258)
[   51.926492][ T1333]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   51.926623][ T1333]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.926762][ T1333]  ___sys_sendmsg (net/socket.c:2752)
[   51.926894][ T1333]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   51.927058][ T1333]  ? copy_msghdr_from_user (net/socket.c:2603)
[   51.927205][ T1333]  __sys_sendmsg (net/socket.c:2784)
[   51.927347][ T1333]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   51.927478][ T1333]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   51.927646][ T1333]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   51.927786][ T1333]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.927919][ T1333]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   51.928051][ T1333]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   51.928186][ T1333]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   51.928326][ T1333]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.928490][ T1333] RIP: 0033:0x7f291b43c08e
[   51.928631][ T1333] 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
[   51.929111][ T1333] RSP: 002b:00007ffe5b411a70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   51.929313][ T1333] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f291b43c08e
[   51.929517][ T1333] RDX: 0000000000000000 RSI: 00007ffe5b411b20 RDI: 0000000000000005
[   51.929719][ T1333] RBP: 00007ffe5b411a80 R08: 0000000000000000 R09: 0000000000000000
[   51.929915][ T1333] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ad
[   51.930113][ T1333] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe5b4121f0
| [   51.932183][   T39] ------------[ cut here ]------------
| [   51.932338][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/39
| [   51.932583][   T39] Modules linked in: vxlan
| [   51.932995][   T39] Tainted: [W]=WARN
[   51.933087][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.933240][   T39] Workqueue: events_unbound linkwatch_event
[   51.933409][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.933568][   T39] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.934016][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   51.934170][   T39] RAX: 00000000ffffffa6 RBX: ff11000013704580 RCX: 1ff4000000057f02
[   51.934360][   T39] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001370463c
[   51.934538][   T39] RBP: ff1100001ac4c000 R08: 1fe22000026e08c9 R09: ff11000001da51a8
[   51.934722][   T39] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   51.934904][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   51.935085][   T39] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   51.935300][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.935468][   T39] CR2: 000055669eb10d5c CR3: 0000000012f44006 CR4: 0000000000771ef0
[   51.935649][   T39] PKRU: 55555554
[   51.935744][   T39] Call Trace:
[   51.935834][   T39]  <TASK>
[   51.935897][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.936019][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   51.936145][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.936239][   T39]  netif_state_change (net/core/dev.c:1605)
[   51.936374][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   51.936527][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   51.936645][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   51.936769][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   51.936892][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   51.937010][   T39]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   51.937131][   T39]  process_one_work (kernel/workqueue.c:3314)
[   51.937256][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   51.937389][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.937515][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   51.937640][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.937767][   T39]  kthread (kernel/kthread.c:436)
[   51.937856][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.938009][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.938130][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.938251][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   51.938412][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.938533][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.938660][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.940369][   T39] ------------[ cut here ]------------
| [   51.940490][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/39
| [   51.940731][   T39] Modules linked in: vxlan
| [   51.941127][   T39] Tainted: [W]=WARN
[   51.941220][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.941380][   T39] Workqueue: events_unbound linkwatch_event
[   51.941542][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.941703][   T39] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.942131][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   51.942281][   T39] RAX: 00000000ffffffa6 RBX: ff11000013704ac0 RCX: 1ff4000000057f02
[   51.942470][   T39] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013704b7c
[   51.942650][   T39] RBP: ff1100001ac49000 R08: 1fe22000026e0971 R09: ff11000001da51a8
[   51.942840][   T39] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   51.943019][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   51.943201][   T39] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   51.943430][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.943585][   T39] CR2: 000055669eb10d5c CR3: 0000000012f44006 CR4: 0000000000771ef0
[   51.943773][   T39] PKRU: 55555554
[   51.943863][   T39] Call Trace:
[   51.943952][   T39]  <TASK>
[   51.944015][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.944136][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   51.944256][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.944359][   T39]  netif_state_change (net/core/dev.c:1605)
[   51.944487][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   51.944640][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   51.944768][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   51.944888][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   51.945010][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   51.945127][   T39]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   51.945246][   T39]  process_one_work (kernel/workqueue.c:3314)
[   51.945378][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   51.945500][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.945624][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   51.945754][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   51.945876][   T39]  kthread (kernel/kthread.c:436)
[   51.945970][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.946119][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.946238][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.946369][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   51.946517][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.946635][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   51.946765][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.978302][ T1334] ------------[ cut here ]------------
| [   51.978494][ T1334] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1334
| [   51.978816][ T1334] Modules linked in: vxlan
| [   51.979344][ T1334] Tainted: [W]=WARN
[   51.979494][ T1334] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.979716][ T1334] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.979940][ T1334] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.980485][ T1334] RSP: 0018:ffa0000002686ee0 EFLAGS: 00010286
[   51.980712][ T1334] RAX: 00000000ffffffa6 RBX: ff110000167a8ac0 RCX: 1ff40000004d0da2
[   51.980962][ T1334] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000167a8b7c
[   51.981214][ T1334] RBP: ff1100001ac49000 R08: 1fe2200002cf5171 R09: ff110000194e8b58
[   51.981483][ T1334] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   51.981739][ T1334] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   51.981991][ T1334] FS:  00007f27143ca840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   51.982278][ T1334] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.982508][ T1334] CR2: 00000000255d4988 CR3: 0000000015a10005 CR4: 0000000000771ef0
[   51.982765][ T1334] PKRU: 55555554
[   51.982916][ T1334] Call Trace:
[   51.983069][ T1334]  <TASK>
[   51.983188][ T1334]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.983394][ T1334]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   51.983581][ T1334]  notifier_call_chain (kernel/notifier.c:85)
[   51.983782][ T1334]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   51.983966][ T1334]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.984153][ T1334]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   51.984360][ T1334]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.984550][ T1334]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[   51.984746][ T1334]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[   51.984936][ T1334]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   51.985122][ T1334]  ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:45)
[   51.985330][ T1334]  ? netdev_rx_handler_register (net/core/dev.c:5900)
[   51.985516][ T1334]  br_add_if (net/bridge/br_if.c:619)
[   51.985673][ T1334]  do_set_master (net/core/rtnetlink.c:3011)
[   51.985867][ T1334]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   51.986052][ T1334]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   51.986246][ T1334]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   51.986450][ T1334]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   51.986666][ T1334]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   51.986858][ T1334]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.987043][ T1334]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   51.987227][ T1334]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   51.987431][ T1334]  ? __kernel_text_address (kernel/extable.c:79)
[   51.987620][ T1334]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.987815][ T1334]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.988000][ T1334]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   51.988187][ T1334]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.988395][ T1334]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.988579][ T1334]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.988773][ T1334]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.988959][ T1334]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   51.989148][ T1334]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   51.989355][ T1334]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   51.989544][ T1334]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   51.989734][ T1334]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   51.989917][ T1334]  ? nla_get_range_signed (lib/nlattr.c:270)
[   51.990106][ T1334]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   51.990295][ T1334]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   51.990500][ T1334]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.990691][ T1334]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.990877][ T1334]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.991062][ T1334]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   51.991246][ T1334]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.991452][ T1334]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.991636][ T1334]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.991830][ T1334]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.992019][ T1334]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.992206][ T1334]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.992411][ T1334]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   51.992597][ T1334]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.992790][ T1334]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.992975][ T1334]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.993162][ T1334]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.993369][ T1334]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.993557][ T1334]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   51.993749][ T1334]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.993937][ T1334]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   51.994125][ T1334]  ? 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))
[   51.994329][ T1334]  ? 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))
[   51.994515][ T1334]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   51.994707][ T1334]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   51.994897][ T1334]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.995083][ T1334]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   51.995271][ T1334]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   51.995475][ T1334]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   51.995663][ T1334]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   51.995857][ T1334]  ? copy_msghdr_from_user (net/socket.c:2635)
[   51.996042][ T1334]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   51.996260][ T1334]  ? move_addr_to_kernel (net/socket.c:258)
[   51.996467][ T1334]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   51.996653][ T1334]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.996849][ T1334]  ___sys_sendmsg (net/socket.c:2752)
[   51.997032][ T1334]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   51.997253][ T1334]  ? copy_msghdr_from_user (net/socket.c:2603)
[   51.997471][ T1334]  __sys_sendmsg (net/socket.c:2784)
[   51.997659][ T1334]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   51.997852][ T1334]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   51.998073][ T1334]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   51.998258][ T1334]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.998482][ T1334]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   51.998668][ T1334]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   51.998861][ T1334]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   51.999047][ T1334]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.999269][ T1334] RIP: 0033:0x7f271460408e
[   51.999476][ T1334] 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
[   52.000011][ T1334] RSP: 002b:00007ffc6e5f5140 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   52.000267][ T1334] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f271460408e
[   52.000535][ T1334] RDX: 0000000000000000 RSI: 00007ffc6e5f51f0 RDI: 0000000000000005
[   52.000795][ T1334] RBP: 00007ffc6e5f5150 R08: 0000000000000000 R09: 0000000000000000
[   52.001045][ T1334] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ad
[   52.001295][ T1334] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc6e5f58c0
| [   52.003506][ T1334] ------------[ cut here ]------------
| [   52.003694][ T1334] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1334
| [   52.004019][ T1334] Modules linked in: vxlan
| [   52.004567][ T1334] Tainted: [W]=WARN
[   52.004731][ T1334] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.004955][ T1334] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.005189][ T1334] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.005763][ T1334] RSP: 0018:ffa0000002686ea0 EFLAGS: 00010286
[   52.005989][ T1334] RAX: 00000000ffffffa6 RBX: ff110000167a8900 RCX: 1ff40000004d0d9a
[   52.006249][ T1334] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000167a89bc
[   52.006527][ T1334] RBP: ff1100001ac49000 R08: 1fe2200002cf5139 R09: ff110000194e8b58
[   52.006793][ T1334] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   52.007050][ T1334] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001966d808
[   52.007332][ T1334] FS:  00007f27143ca840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   52.007623][ T1334] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.007855][ T1334] CR2: 00000000255d4988 CR3: 0000000015a10005 CR4: 0000000000771ef0
[   52.008114][ T1334] PKRU: 55555554
[   52.008269][ T1334] Call Trace:
[   52.008441][ T1334]  <TASK>
[   52.008571][ T1334]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   52.008780][ T1334]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.008977][ T1334]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.009135][ T1334]  __dev_notify_flags (net/core/dev.c:9787)
[   52.009345][ T1334]  ? netdev_notice (net/core/dev.c:13008)
[   52.009539][ T1334]  ? netif_change_name (net/core/dev.c:1495)
[   52.009734][ T1334]  ? dev_get_min_mp_channel_count (./include/net/netdev_lock.h:30 (discriminator 1))
[   52.009959][ T1334]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   52.010154][ T1334]  __dev_set_promiscuity (net/core/dev.c:9630)
[   52.010368][ T1334]  netif_set_promiscuity (net/core/dev.c:9639)
[   52.010560][ T1334]  dev_set_promiscuity (net/core/dev_api.c:288)
[   52.010763][ T1334]  br_port_set_promisc (net/bridge/br_if.c:108)
[   52.010956][ T1334]  br_manage_promisc (net/bridge/br_if.c:174)
[   52.011147][ T1334]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   52.011361][ T1334]  br_add_if (net/bridge/br_if.c:242 net/bridge/br_if.c:627)
[   52.011527][ T1334]  do_set_master (net/core/rtnetlink.c:3011)
[   52.011727][ T1334]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   52.011922][ T1334]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   52.012115][ T1334]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   52.012328][ T1334]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   52.012558][ T1334]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   52.012758][ T1334]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.012952][ T1334]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   52.013143][ T1334]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.013356][ T1334]  ? __kernel_text_address (kernel/extable.c:79)
[   52.013547][ T1334]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.013749][ T1334]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.013941][ T1334]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   52.014134][ T1334]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.014348][ T1334]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.014540][ T1334]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.014737][ T1334]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.014929][ T1334]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   52.015122][ T1334]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   52.015332][ T1334]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   52.015525][ T1334]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   52.015725][ T1334]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   52.015919][ T1334]  ? nla_get_range_signed (lib/nlattr.c:270)
[   52.016113][ T1334]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   52.016311][ T1334]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   52.016520][ T1334]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.016718][ T1334]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.016912][ T1334]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.017104][ T1334]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   52.017299][ T1334]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.017510][ T1334]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.017708][ T1334]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.017901][ T1334]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.018091][ T1334]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.018296][ T1334]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.018502][ T1334]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   52.018711][ T1334]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.018910][ T1334]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.019103][ T1334]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.019298][ T1334]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.019504][ T1334]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.019704][ T1334]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   52.019895][ T1334]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.020086][ T1334]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   52.020287][ T1334]  ? 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))
[   52.020496][ T1334]  ? 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))
[   52.020698][ T1334]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.020896][ T1334]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   52.021088][ T1334]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.021285][ T1334]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   52.021502][ T1334]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   52.021703][ T1334]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   52.021900][ T1334]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   52.022094][ T1334]  ? copy_msghdr_from_user (net/socket.c:2635)
[   52.022288][ T1334]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   52.022527][ T1334]  ? move_addr_to_kernel (net/socket.c:258)
[   52.022729][ T1334]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.022921][ T1334]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.023113][ T1334]  ___sys_sendmsg (net/socket.c:2752)
[   52.023327][ T1334]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   52.023564][ T1334]  ? copy_msghdr_from_user (net/socket.c:2603)
[   52.023776][ T1334]  __sys_sendmsg (net/socket.c:2784)
[   52.023969][ T1334]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   52.024158][ T1334]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   52.024421][ T1334]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   52.024614][ T1334]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.024821][ T1334]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   52.025011][ T1334]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   52.025203][ T1334]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   52.025422][ T1334]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.025650][ T1334] RIP: 0033:0x7f271460408e
[   52.025854][ T1334] 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
[   52.026423][ T1334] RSP: 002b:00007ffc6e5f5140 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   52.026693][ T1334] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f271460408e
[   52.026954][ T1334] RDX: 0000000000000000 RSI: 00007ffc6e5f51f0 RDI: 0000000000000005
[   52.027214][ T1334] RBP: 00007ffc6e5f5150 R08: 0000000000000000 R09: 0000000000000000
[   52.027497][ T1334] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ad
[   52.027765][ T1334] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc6e5f58c0
| [   52.030649][ T1334] ------------[ cut here ]------------
| [   52.030828][ T1334] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1334
| [   52.031138][ T1334] Modules linked in: vxlan
| [   52.032233][ T1334] Tainted: [W]=WARN
[   52.032402][ T1334] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.032617][ T1334] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.032849][ T1334] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.033389][ T1334] RSP: 0018:ffa0000002687000 EFLAGS: 00010286
[   52.033606][ T1334] RAX: 00000000ffffffa6 RBX: ff110000167a8040 RCX: 1ff40000004d0dc6
[   52.033860][ T1334] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000167a80fc
[   52.034111][ T1334] RBP: ff1100001aaf2000 R08: 1fe2200002cf5021 R09: ff110000194e8b58
[   52.034380][ T1334] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   52.034628][ T1334] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   52.034887][ T1334] FS:  00007f27143ca840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   52.035172][ T1334] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.035407][ T1334] CR2: 00000000255d4988 CR3: 0000000015a10005 CR4: 0000000000771ef0
[   52.035656][ T1334] PKRU: 55555554
[   52.035814][ T1334] Call Trace:
[   52.035967][ T1334]  <TASK>
[   52.036087][ T1334]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.036272][ T1334]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   52.036472][ T1334]  notifier_call_chain (kernel/notifier.c:85)
[   52.036662][ T1334]  call_netdevice_notifiers (net/core/dev.c:2287 net/core/dev.c:2301)
[   52.036857][ T1334]  ? __dev_open (./include/net/netdev_lock.h:33)
[   52.037041][ T1334]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[   52.037225][ T1334]  br_add_if (net/bridge/br_if.c:679)
[   52.037402][ T1334]  do_set_master (net/core/rtnetlink.c:3011)
[   52.037587][ T1334]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   52.037780][ T1334]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   52.037967][ T1334]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   52.038154][ T1334]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   52.038391][ T1334]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   52.038575][ T1334]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.038765][ T1334]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   52.038949][ T1334]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.039133][ T1334]  ? __kernel_text_address (kernel/extable.c:79)
[   52.039342][ T1334]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.039530][ T1334]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.039723][ T1334]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   52.039909][ T1334]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.040092][ T1334]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.040277][ T1334]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.040473][ T1334]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.040658][ T1334]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   52.040853][ T1334]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   52.041035][ T1334]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   52.041220][ T1334]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   52.041430][ T1334]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   52.041614][ T1334]  ? nla_get_range_signed (lib/nlattr.c:270)
[   52.041813][ T1334]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   52.042000][ T1334]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   52.042186][ T1334]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.042394][ T1334]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.042579][ T1334]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.042768][ T1334]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   52.042952][ T1334]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.043139][ T1334]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.043341][ T1334]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.043526][ T1334]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.043722][ T1334]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.043908][ T1334]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.044094][ T1334]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   52.044285][ T1334]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.044485][ T1334]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.044668][ T1334]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.044863][ T1334]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.045045][ T1334]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.045236][ T1334]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   52.045434][ T1334]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.045621][ T1334]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   52.045819][ T1334]  ? 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))
[   52.046003][ T1334]  ? 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))
[   52.046190][ T1334]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.046399][ T1334]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   52.046587][ T1334]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.046781][ T1334]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   52.046969][ T1334]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   52.047153][ T1334]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   52.047363][ T1334]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   52.047549][ T1334]  ? copy_msghdr_from_user (net/socket.c:2635)
[   52.047742][ T1334]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   52.047958][ T1334]  ? move_addr_to_kernel (net/socket.c:258)
[   52.048147][ T1334]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.048353][ T1334]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.048541][ T1334]  ___sys_sendmsg (net/socket.c:2752)
[   52.048732][ T1334]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   52.048954][ T1334]  ? copy_msghdr_from_user (net/socket.c:2603)
[   52.049150][ T1334]  __sys_sendmsg (net/socket.c:2784)
[   52.049358][ T1334]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   52.049543][ T1334]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   52.049768][ T1334]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   52.049953][ T1334]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.050139][ T1334]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   52.050343][ T1334]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   52.050527][ T1334]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   52.050719][ T1334]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.050937][ T1334] RIP: 0033:0x7f271460408e
[   52.051127][ T1334] 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
[   52.051668][ T1334] RSP: 002b:00007ffc6e5f5140 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   52.051928][ T1334] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f271460408e
[   52.052180][ T1334] RDX: 0000000000000000 RSI: 00007ffc6e5f51f0 RDI: 0000000000000005
[   52.052452][ T1334] RBP: 00007ffc6e5f5150 R08: 0000000000000000 R09: 0000000000000000
[   52.052707][ T1334] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ad
[   52.052954][ T1334] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc6e5f58c0
| [   52.055061][ T1334] ------------[ cut here ]------------
| [   52.055234][ T1334] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1334
| [   52.055564][ T1334] Modules linked in: vxlan
| [   52.056072][ T1334] Tainted: [W]=WARN
[   52.056223][ T1334] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.056462][ T1334] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.056698][ T1334] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.057219][ T1334] RSP: 0018:ffa0000002686f78 EFLAGS: 00010286
[   52.057460][ T1334] RAX: 00000000ffffffa6 RBX: ff11000015ee4040 RCX: 1ff40000004d0db5
[   52.057718][ T1334] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000015ee40fc
[   52.057968][ T1334] RBP: ff1100001aaf2000 R08: 1fe2200002bdc821 R09: ff110000194e8b58
[   52.058216][ T1334] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   52.058485][ T1334] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000002
[   52.058746][ T1334] FS:  00007f27143ca840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   52.059032][ T1334] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.059249][ T1334] CR2: 00000000255d4988 CR3: 0000000015a10005 CR4: 0000000000771ef0
[   52.059519][ T1334] PKRU: 55555554
[   52.059669][ T1334] Call Trace:
[   52.059828][ T1334]  <TASK>
[   52.059947][ T1334]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.060131][ T1334]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   52.060344][ T1334]  notifier_call_chain (kernel/notifier.c:85)
[   52.060533][ T1334]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[   52.060763][ T1334]  ? netdev_change_features (net/core/dev.c:11117)
[   52.060951][ T1334]  ? br_opt_toggle (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:767 net/bridge/br.c:391)
[   52.061139][ T1334]  br_add_if (net/bridge/br_if.c:683)
[   52.061297][ T1334]  do_set_master (net/core/rtnetlink.c:3011)
[   52.061496][ T1334]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   52.061695][ T1334]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   52.061883][ T1334]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   52.062070][ T1334]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   52.062290][ T1334]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   52.062489][ T1334]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.062674][ T1334]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   52.062867][ T1334]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.063056][ T1334]  ? __kernel_text_address (kernel/extable.c:79)
[   52.063244][ T1334]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.063449][ T1334]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.063635][ T1334]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   52.063831][ T1334]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.064018][ T1334]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.064202][ T1334]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.064411][ T1334]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.064599][ T1334]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   52.064796][ T1334]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   52.064983][ T1334]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   52.065172][ T1334]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   52.065381][ T1334]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   52.065571][ T1334]  ? nla_get_range_signed (lib/nlattr.c:270)
[   52.065768][ T1334]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   52.065961][ T1334]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   52.066150][ T1334]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.066356][ T1334]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.066543][ T1334]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.066740][ T1334]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   52.066926][ T1334]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.067115][ T1334]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.067306][ T1334]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.067508][ T1334]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.067701][ T1334]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.067889][ T1334]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.068074][ T1334]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   52.068260][ T1334]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.068464][ T1334]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.068650][ T1334]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.068848][ T1334]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.069031][ T1334]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.069218][ T1334]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   52.069423][ T1334]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.069610][ T1334]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   52.069804][ T1334]  ? 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))
[   52.069989][ T1334]  ? 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))
[   52.070181][ T1334]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.070391][ T1334]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   52.070578][ T1334]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.070772][ T1334]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   52.070962][ T1334]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   52.071147][ T1334]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   52.071356][ T1334]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   52.071543][ T1334]  ? copy_msghdr_from_user (net/socket.c:2635)
[   52.071734][ T1334]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   52.071950][ T1334]  ? move_addr_to_kernel (net/socket.c:258)
[   52.072137][ T1334]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.072343][ T1334]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.072530][ T1334]  ___sys_sendmsg (net/socket.c:2752)
[   52.072722][ T1334]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   52.072941][ T1334]  ? copy_msghdr_from_user (net/socket.c:2603)
[   52.073141][ T1334]  __sys_sendmsg (net/socket.c:2784)
[   52.073347][ T1334]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   52.073532][ T1334]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   52.073759][ T1334]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   52.073947][ T1334]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.074134][ T1334]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   52.074338][ T1334]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   52.074526][ T1334]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   52.074719][ T1334]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.074935][ T1334] RIP: 0033:0x7f271460408e
[   52.075125][ T1334] 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
[   52.075669][ T1334] RSP: 002b:00007ffc6e5f5140 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   52.075933][ T1334] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f271460408e
[   52.076183][ T1334] RDX: 0000000000000000 RSI: 00007ffc6e5f51f0 RDI: 0000000000000005
[   52.076454][ T1334] RBP: 00007ffc6e5f5150 R08: 0000000000000000 R09: 0000000000000000
[   52.076711][ T1334] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ad
[   52.076964][ T1334] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc6e5f58c0
| [   52.118425][   T38] ------------[ cut here ]------------
| [   52.118610][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/38
| [   52.118917][   T38] Modules linked in: vxlan
| [   52.119448][   T38] Tainted: [W]=WARN
[   52.119589][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.119804][   T38] Workqueue: events_unbound linkwatch_event
[   52.120015][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.120222][   T38] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.120803][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   52.121011][   T38] RAX: 00000000ffffffa6 RBX: ff11000015ee4740 RCX: 1ff4000000055f02
[   52.121243][   T38] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000015ee47fc
[   52.121508][   T38] RBP: ff1100001aaf2000 R08: 1fe2200002bdc901 R09: ff11000001da2ea8
[   52.121749][   T38] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   52.121982][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   52.122218][   T38] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   52.122502][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.122713][   T38] CR2: 000055669eb10d5c CR3: 00000000165e1002 CR4: 0000000000771ef0
[   52.123003][   T38] PKRU: 55555554
[   52.123177][   T38] Call Trace:
[   52.123347][   T38]  <TASK>
[   52.123462][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.123635][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   52.123849][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.124025][   T38]  netif_state_change (net/core/dev.c:1605)
[   52.125235][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   52.125472][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   52.125659][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   52.125843][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   52.126017][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   52.126189][   T38]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   52.126385][   T38]  process_one_work (kernel/workqueue.c:3314)
[   52.126563][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   52.126750][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.126927][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   52.127103][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   52.127276][   T38]  kthread (kernel/kthread.c:436)
[   52.127433][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.127633][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.127814][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   52.127986][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   52.128191][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   52.128388][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   52.128562][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   52.294042][ T1356] ------------[ cut here ]------------
| [   52.294223][ T1356] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1356
| [   52.294512][ T1356] Modules linked in: vxlan
| [   52.294940][ T1356] Tainted: [W]=WARN
[   52.295045][ T1356] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.295219][ T1356] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.295411][ T1356] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.295905][ T1356] RSP: 0018:ffa00000026b7090 EFLAGS: 00010286
[   52.296080][ T1356] RAX: 00000000ffffffa6 RBX: ff110000167a8c80 RCX: 1ff40000004d6dd8
[   52.296291][ T1356] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000167a8d3c
[   52.296500][ T1356] RBP: ff1100001ac4c000 R08: 1fe2200002cf51a9 R09: ff1100001abf8b80
[   52.296717][ T1356] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   52.296922][ T1356] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   52.297134][ T1356] FS:  00007f46d9f1d840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   52.297387][ T1356] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.297564][ T1356] CR2: 000000000042e5e0 CR3: 0000000016c98004 CR4: 0000000000771ef0
[   52.297779][ T1356] PKRU: 55555554
[   52.297882][ T1356] Call Trace:
[   52.297986][ T1356]  <TASK>
[   52.298058][ T1356]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.298197][ T1356]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   52.298344][ T1356]  notifier_call_chain (kernel/notifier.c:85)
[   52.298484][ T1356]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   52.298624][ T1356]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   52.298771][ T1356]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   52.298913][ T1356]  netdev_upper_dev_link (net/core/dev.c:8972)
[   52.299053][ T1356]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   52.299193][ T1356]  register_vlan_dev (net/8021q/vlan.c:183)
[   52.299344][ T1356]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   52.299483][ T1356]  vlan_newlink (net/8021q/vlan_netlink.c:194)
[   52.299622][ T1356]  ? nla_strscpy (lib/nlattr.c:795)
[   52.299766][ T1356]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   52.299907][ T1356]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   52.300047][ T1356]  ? __dev_get_by_name (net/core/dev.c:883)
[   52.300183][ T1356]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   52.300337][ T1356]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   52.300480][ T1356]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   52.300622][ T1356]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.300763][ T1356]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.300901][ T1356]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.301039][ T1356]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   52.301180][ T1356]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.301334][ T1356]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.301474][ T1356]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.301612][ T1356]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   52.301755][ T1356]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.301891][ T1356]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.302027][ T1356]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.302167][ T1356]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.302310][ T1356]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.302453][ T1356]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   52.302590][ T1356]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.302765][ T1356]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   52.302904][ T1356]  ? 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))
[   52.303041][ T1356]  ? 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))
[   52.303182][ T1356]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.303332][ T1356]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   52.303472][ T1356]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.303612][ T1356]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   52.303756][ T1356]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   52.303896][ T1356]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   52.304038][ T1356]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   52.304177][ T1356]  ? copy_msghdr_from_user (net/socket.c:2635)
[   52.304321][ T1356]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   52.304494][ T1356]  ? move_addr_to_kernel (net/socket.c:258)
[   52.304637][ T1356]  ___sys_sendmsg (net/socket.c:2752)
[   52.304780][ T1356]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.304918][ T1356]  ? copy_msghdr_from_user (net/socket.c:2603)
[   52.305067][ T1356]  ? 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))
[   52.305208][ T1356]  __sys_sendmsg (net/socket.c:2784)
[   52.305355][ T1356]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   52.305497][ T1356]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.305634][ T1356]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.305779][ T1356]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   52.305917][ T1356]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   52.306054][ T1356]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   52.306191][ T1356]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.306374][ T1356] RIP: 0033:0x7f46da15708e
[   52.306521][ T1356] 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
[   52.307017][ T1356] RSP: 002b:00007fff74169df0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   52.307230][ T1356] RAX: ffffffffffffffda RBX: 00007fff7416a5b0 RCX: 00007f46da15708e
[   52.307446][ T1356] RDX: 0000000000000000 RSI: 00007fff74169ea0 RDI: 0000000000000005
[   52.307650][ T1356] RBP: 00007fff74169e00 R08: 0000000000000000 R09: 0000000000000000
[   52.307860][ T1356] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ad
[   52.308065][ T1356] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff7416a570
| [   52.309736][ T1356] ------------[ cut here ]------------
| [   52.309869][ T1356] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1356
| [   52.310134][ T1356] Modules linked in: vxlan
| [   52.310559][ T1356] Tainted: [W]=WARN
[   52.310661][ T1356] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.310836][ T1356] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.311010][ T1356] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.311497][ T1356] RSP: 0018:ffa00000026b71b0 EFLAGS: 00010286
[   52.311665][ T1356] RAX: 00000000ffffffa6 RBX: ff11000013d45a80 RCX: 1ff40000004d6dfc
[   52.311872][ T1356] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013d45b3c
[   52.312072][ T1356] RBP: ff1100001adb9000 R08: 1fe22000027a8b69 R09: ff1100001abf8b80
[   52.312285][ T1356] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   52.312495][ T1356] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab76b3a0
[   52.312699][ T1356] FS:  00007f46d9f1d840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   52.312935][ T1356] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.313106][ T1356] CR2: 000000000042e5e0 CR3: 0000000016c98004 CR4: 0000000000771ef0
[   52.313312][ T1356] PKRU: 55555554
[   52.313417][ T1356] Call Trace:
[   52.313518][ T1356]  <TASK>
[   52.313588][ T1356]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.313728][ T1356]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   52.313864][ T1356]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.313968][ T1356]  __dev_notify_flags (net/core/dev.c:9787)
[   52.314103][ T1356]  ? netdev_update_features (net/core/dev.c:11098)
[   52.314239][ T1356]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[   52.314414][ T1356]  ? netif_change_name (net/core/dev.c:1495)
[   52.314548][ T1356]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   52.314688][ T1356]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   52.314825][ T1356]  ? register_vlan_dev (net/8021q/vlan.c:196)
[   52.314962][ T1356]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   52.315098][ T1356]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   52.315232][ T1356]  ? nla_strscpy (lib/nlattr.c:795)
[   52.315379][ T1356]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   52.315515][ T1356]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   52.315651][ T1356]  ? __dev_get_by_name (net/core/dev.c:883)
[   52.315792][ T1356]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   52.315935][ T1356]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   52.316076][ T1356]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   52.316213][ T1356]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.316355][ T1356]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.316496][ T1356]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.316631][ T1356]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   52.316771][ T1356]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.316917][ T1356]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.317053][ T1356]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.317188][ T1356]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   52.317331][ T1356]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.317466][ T1356]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.317600][ T1356]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.317742][ T1356]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.317878][ T1356]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.318019][ T1356]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   52.318154][ T1356]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.318294][ T1356]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   52.318441][ T1356]  ? 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))
[   52.318577][ T1356]  ? 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))
[   52.318720][ T1356]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.318858][ T1356]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   52.318994][ T1356]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.319129][ T1356]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   52.319264][ T1356]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   52.319409][ T1356]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   52.319545][ T1356]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   52.319678][ T1356]  ? copy_msghdr_from_user (net/socket.c:2635)
[   52.319819][ T1356]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   52.319983][ T1356]  ? move_addr_to_kernel (net/socket.c:258)
[   52.320125][ T1356]  ___sys_sendmsg (net/socket.c:2752)
[   52.320258][ T1356]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.320400][ T1356]  ? copy_msghdr_from_user (net/socket.c:2603)
[   52.320546][ T1356]  ? 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))
[   52.320690][ T1356]  __sys_sendmsg (net/socket.c:2784)
[   52.320825][ T1356]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   52.320962][ T1356]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.321097][ T1356]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.321231][ T1356]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   52.321375][ T1356]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   52.321511][ T1356]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   52.321645][ T1356]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.321816][ T1356] RIP: 0033:0x7f46da15708e
[   52.321955][ T1356] 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
[   52.322442][ T1356] RSP: 002b:00007fff74169df0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   52.322643][ T1356] RAX: ffffffffffffffda RBX: 00007fff7416a5b0 RCX: 00007f46da15708e
[   52.322848][ T1356] RDX: 0000000000000000 RSI: 00007fff74169ea0 RDI: 0000000000000005
[   52.323049][ T1356] RBP: 00007fff74169e00 R08: 0000000000000000 R09: 0000000000000000
[   52.323247][ T1356] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ad
[   52.323456][ T1356] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff7416a570
| [   52.385183][ T1358] ------------[ cut here ]------------
| [   52.385349][ T1358] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1358
| [   52.385614][ T1358] Modules linked in: vxlan
| [   52.386027][ T1358] Tainted: [W]=WARN
[   52.386129][ T1358] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.386302][ T1358] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.386480][ T1358] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.386955][ T1358] RSP: 0018:ffa00000026b7020 EFLAGS: 00010286
[   52.387120][ T1358] RAX: 00000000ffffffa6 RBX: ff11000013704c80 RCX: 1ff40000004d6dca
[   52.387326][ T1358] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013704d3c
[   52.387522][ T1358] RBP: ff1100001adb9000 R08: 1fe22000026e09a9 R09: ff1100001abfd158
[   52.387728][ T1358] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   52.387922][ T1358] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   52.388145][ T1358] FS:  00007f2d057dd840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   52.388386][ T1358] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.388551][ T1358] CR2: 000000002ddcb988 CR3: 0000000016b3f002 CR4: 0000000000771ef0
[   52.388754][ T1358] PKRU: 55555554
[   52.388853][ T1358] Call Trace:
[   52.388953][ T1358]  <TASK>
[   52.389022][ T1358]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.389158][ T1358]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.389259][ T1358]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   52.389404][ T1358]  __dev_notify_flags (net/core/dev.c:9787)
[   52.389539][ T1358]  ? netif_change_name (net/core/dev.c:1495)
[   52.389670][ T1358]  ? __dev_change_flags (net/core/dev.c:9752)
[   52.389818][ T1358]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   52.389954][ T1358]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.390084][ T1358]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   52.390218][ T1358]  netif_change_flags (net/core/dev.c:9820)
[   52.390360][ T1358]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   52.390492][ T1358]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   52.390627][ T1358]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   52.390766][ T1358]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   52.390928][ T1358]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   52.391058][ T1358]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.391199][ T1358]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   52.391341][ T1358]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.391475][ T1358]  ? __kernel_text_address (kernel/extable.c:79)
[   52.391611][ T1358]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.391749][ T1358]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.391880][ T1358]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   52.392011][ T1358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.392142][ T1358]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.392278][ T1358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.392417][ T1358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.392550][ T1358]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   52.392689][ T1358]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   52.392822][ T1358]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   52.392953][ T1358]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   52.393087][ T1358]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   52.393225][ T1358]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   52.393439][ T1358]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   52.393575][ T1358]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.393800][ T1358]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.393932][ T1358]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.394062][ T1358]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   52.394195][ T1358]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.394425][ T1358]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.394556][ T1358]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.394697][ T1358]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.394829][ T1358]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.394960][ T1358]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.395092][ T1358]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   52.395222][ T1358]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.395435][ T1358]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.395568][ T1358]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.395706][ T1358]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.395836][ T1358]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.395970][ T1358]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   52.396103][ T1358]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.396235][ T1358]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   52.396461][ T1358]  ? 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))
[   52.396592][ T1358]  ? 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))
[   52.396738][ T1358]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.396870][ T1358]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   52.397001][ T1358]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.397134][ T1358]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   52.397270][ T1358]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   52.397479][ T1358]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   52.397613][ T1358]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   52.397751][ T1358]  ? copy_msghdr_from_user (net/socket.c:2635)
[   52.397898][ T1358]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   52.398062][ T1358]  ? move_addr_to_kernel (net/socket.c:258)
[   52.398204][ T1358]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.398346][ T1358]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.398479][ T1358]  ___sys_sendmsg (net/socket.c:2752)
[   52.398609][ T1358]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   52.398778][ T1358]  ? copy_msghdr_from_user (net/socket.c:2603)
[   52.398922][ T1358]  __sys_sendmsg (net/socket.c:2784)
[   52.399055][ T1358]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   52.399186][ T1358]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   52.399363][ T1358]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   52.399496][ T1358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.399628][ T1358]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   52.399767][ T1358]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   52.399898][ T1358]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   52.400029][ T1358]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.400191][ T1358] RIP: 0033:0x7f2d05a1708e
[   52.400339][ T1358] 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
[   52.400819][ T1358] RSP: 002b:00007ffc1546ffd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   52.401019][ T1358] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2d05a1708e
[   52.401220][ T1358] RDX: 0000000000000000 RSI: 00007ffc15470080 RDI: 0000000000000005
[   52.401431][ T1358] RBP: 00007ffc1546ffe0 R08: 0000000000000000 R09: 0000000000000000
[   52.401629][ T1358] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ad
[   52.401853][ T1358] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc15470750
| [   52.439255][ T1359] ------------[ cut here ]------------
| [   52.439462][ T1359] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1359
| [   52.439800][ T1359] Modules linked in: vxlan
| [   52.441045][ T1359] Tainted: [W]=WARN
[   52.441365][ T1359] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.441673][ T1359] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.441944][ T1359] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.442505][ T1359] RSP: 0018:ffa00000026b6f70 EFLAGS: 00010286
[   52.442741][ T1359] RAX: 00000000ffffffa6 RBX: ff11000011e3cac0 RCX: 1ff40000004d6db4
[   52.443001][ T1359] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e3cb7c
[   52.443261][ T1359] RBP: ff11000001dec000 R08: 1fe22000023c7971 R09: ff110000194e5180
[   52.443540][ T1359] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   52.443829][ T1359] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   52.444094][ T1359] FS:  00007fd941d41840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   52.444407][ T1359] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.444634][ T1359] CR2: 000000002ce79a28 CR3: 000000001abd7006 CR4: 0000000000771ef0
[   52.444907][ T1359] PKRU: 55555554
[   52.445065][ T1359] Call Trace:
[   52.445221][ T1359]  <TASK>
[   52.445364][ T1359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.445557][ T1359]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   52.445761][ T1359]  notifier_call_chain (kernel/notifier.c:85)
[   52.445957][ T1359]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   52.446152][ T1359]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   52.446370][ T1359]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   52.446564][ T1359]  netdev_upper_dev_link (net/core/dev.c:8972)
[   52.446765][ T1359]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   52.446957][ T1359] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   52.447157][ T1359]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   52.447372][ T1359] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   52.447571][ T1359]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   52.447778][ T1359]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   52.447976][ T1359]  ? nla_strscpy (lib/nlattr.c:795)
[   52.448171][ T1359]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   52.448389][ T1359]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   52.448583][ T1359]  ? __dev_get_by_name (net/core/dev.c:883)
[   52.448786][ T1359]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   52.448987][ T1359]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   52.449184][ T1359]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   52.449402][ T1359]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.449593][ T1359]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.449799][ T1359]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.449992][ T1359]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   52.450188][ T1359]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.450406][ T1359]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.450598][ T1359]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.450799][ T1359]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   52.450992][ T1359]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.451182][ T1359]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.451396][ T1359]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.451590][ T1359]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.451790][ T1359]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.451984][ T1359]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   52.452176][ T1359]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.452389][ T1359]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   52.452588][ T1359]  ? 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))
[   52.452788][ T1359]  ? 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))
[   52.452984][ T1359]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.453177][ T1359]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   52.453392][ T1359]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.453588][ T1359]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   52.453792][ T1359]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   52.453985][ T1359]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   52.454180][ T1359]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   52.454394][ T1359]  ? copy_msghdr_from_user (net/socket.c:2635)
[   52.454588][ T1359]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   52.454821][ T1359]  ? move_addr_to_kernel (net/socket.c:258)
[   52.455016][ T1359]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.455210][ T1359]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.455424][ T1359]  ___sys_sendmsg (net/socket.c:2752)
[   52.455617][ T1359]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   52.455854][ T1359]  ? copy_msghdr_from_user (net/socket.c:2603)
[   52.456060][ T1359]  __sys_sendmsg (net/socket.c:2784)
[   52.456255][ T1359]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   52.456467][ T1359]  ? vfs_write (./include/linux/fsnotify.h:96 ./include/linux/fsnotify.h:113 ./include/linux/fsnotify.h:127 ./include/linux/fsnotify.h:116 ./include/linux/fsnotify.h:433 fs/read_write.c:692)
[   52.456664][ T1359]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   52.456869][ T1359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.457078][ T1359]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   52.457276][ T1359]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   52.457483][ T1359]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   52.457677][ T1359]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.457912][ T1359] RIP: 0033:0x7fd941f7b08e
[   52.458112][ T1359] 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
[   52.458694][ T1359] RSP: 002b:00007ffd6fd64a30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   52.458957][ T1359] RAX: ffffffffffffffda RBX: 00007ffd6fd651d8 RCX: 00007fd941f7b08e
[   52.459221][ T1359] RDX: 0000000000000000 RSI: 00007ffd6fd64ae0 RDI: 0000000000000005
[   52.459501][ T1359] RBP: 00007ffd6fd64a40 R08: 0000000000000000 R09: 0000000000000000
[   52.459766][ T1359] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ad
[   52.460027][ T1359] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd6fd651b0
| [   52.462170][ T1359] ------------[ cut here ]------------
| [   52.462334][ T1359] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1359
| [   52.462617][ T1359] Modules linked in: vxlan
| [   52.463055][ T1359] Tainted: [W]=WARN
[   52.463162][ T1359] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.463351][ T1359] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.463535][ T1359] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.464042][ T1359] RSP: 0018:ffa00000026b6fd0 EFLAGS: 00010286
[   52.464220][ T1359] RAX: 00000000ffffffa6 RBX: ff110000132c7380 RCX: 1ff40000004d6dc0
[   52.464442][ T1359] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000132c743c
[   52.464653][ T1359] RBP: ff1100001ae22000 R08: 1fe2200002658e89 R09: ff110000194e5180
[   52.464869][ T1359] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   52.465079][ T1359] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001ae22e44
[   52.465294][ T1359] FS:  00007fd941d41840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   52.465552][ T1359] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.465736][ T1359] CR2: 000055669eb10d5c CR3: 000000001abd7002 CR4: 0000000000771ef0
[   52.465949][ T1359] PKRU: 55555554
[   52.466055][ T1359] Call Trace:
[   52.466160][ T1359]  <TASK>
[   52.466233][ T1359]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.466388][ T1359]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.466497][ T1359]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   52.466641][ T1359]  __dev_notify_flags (net/core/dev.c:9787)
[   52.466792][ T1359]  ? netif_change_name (net/core/dev.c:1495)
[   52.466934][ T1359]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   52.467079][ T1359]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   52.467221][ T1359]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   52.467376][ T1359] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   52.467525][ T1359]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   52.467671][ T1359] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   52.467821][ T1359]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   52.467968][ T1359]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   52.468110][ T1359]  ? nla_strscpy (lib/nlattr.c:795)
[   52.468253][ T1359]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   52.468408][ T1359]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   52.468550][ T1359]  ? __dev_get_by_name (net/core/dev.c:883)
[   52.468694][ T1359]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   52.468843][ T1359]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   52.468990][ T1359]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   52.469133][ T1359]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.469278][ T1359]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.469426][ T1359]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.469569][ T1359]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   52.469716][ T1359]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.469862][ T1359]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.470004][ T1359]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.470148][ T1359]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   52.470292][ T1359]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.470437][ T1359]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.470579][ T1359]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.470730][ T1359]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.470871][ T1359]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.471013][ T1359]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   52.471154][ T1359]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.471299][ T1359]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   52.471453][ T1359]  ? 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))
[   52.471593][ T1359]  ? 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))
[   52.471743][ T1359]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.471885][ T1359]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   52.472028][ T1359]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.472171][ T1359]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   52.472322][ T1359]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   52.472466][ T1359]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   52.472608][ T1359]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   52.472758][ T1359]  ? copy_msghdr_from_user (net/socket.c:2635)
[   52.472901][ T1359]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   52.473076][ T1359]  ? move_addr_to_kernel (net/socket.c:258)
[   52.473219][ T1359]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.473368][ T1359]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.473512][ T1359]  ___sys_sendmsg (net/socket.c:2752)
[   52.473653][ T1359]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   52.473835][ T1359]  ? copy_msghdr_from_user (net/socket.c:2603)
[   52.473991][ T1359]  __sys_sendmsg (net/socket.c:2784)
[   52.474134][ T1359]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   52.474279][ T1359]  ? vfs_write (./include/linux/fsnotify.h:96 ./include/linux/fsnotify.h:113 ./include/linux/fsnotify.h:127 ./include/linux/fsnotify.h:116 ./include/linux/fsnotify.h:433 fs/read_write.c:692)
[   52.474431][ T1359]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   52.474574][ T1359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.474724][ T1359]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   52.474865][ T1359]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   52.475006][ T1359]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   52.475150][ T1359]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.475334][ T1359] RIP: 0033:0x7fd941f7b08e
[   52.475482][ T1359] 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
[   52.475992][ T1359] RSP: 002b:00007ffd6fd64a30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   52.476207][ T1359] RAX: ffffffffffffffda RBX: 00007ffd6fd651d8 RCX: 00007fd941f7b08e
[   52.476427][ T1359] RDX: 0000000000000000 RSI: 00007ffd6fd64ae0 RDI: 0000000000000005
[   52.476639][ T1359] RBP: 00007ffd6fd64a40 R08: 0000000000000000 R09: 0000000000000000
[   52.476858][ T1359] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ad
[   52.477069][ T1359] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd6fd651b0
| [   52.512040][ T1360] ------------[ cut here ]------------
| [   52.512223][ T1360] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1360
| [   52.513281][ T1360] Modules linked in: vxlan
| [   52.513865][ T1360] Tainted: [W]=WARN
[   52.514017][ T1360] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.514237][ T1360] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.514493][ T1360] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.515042][ T1360] RSP: 0018:ffa00000026b6ee0 EFLAGS: 00010286
[   52.515264][ T1360] RAX: 00000000ffffffa6 RBX: ff110000135963c0 RCX: 1ff40000004d6da2
[   52.515534][ T1360] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001359647c
[   52.515793][ T1360] RBP: ff1100001ae22000 R08: 1fe22000026b2c91 R09: ff11000010c08b58
[   52.516041][ T1360] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   52.516295][ T1360] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   52.516562][ T1360] FS:  00007fd37ca6f840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   52.516854][ T1360] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.517072][ T1360] CR2: 000000002ee1d988 CR3: 000000001a74d002 CR4: 0000000000771ef0
[   52.517348][ T1360] PKRU: 55555554
[   52.517501][ T1360] Call Trace:
[   52.517651][ T1360]  <TASK>
[   52.517780][ T1360]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.517966][ T1360]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   52.518154][ T1360]  notifier_call_chain (kernel/notifier.c:85)
[   52.518365][ T1360]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   52.518551][ T1360]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.518747][ T1360]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   52.518937][ T1360]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.519126][ T1360]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[   52.519334][ T1360]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[   52.519547][ T1360]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   52.519743][ T1360]  ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:45)
[   52.519931][ T1360]  ? netdev_rx_handler_register (net/core/dev.c:5900)
[   52.520122][ T1360]  br_add_if (net/bridge/br_if.c:619)
[   52.520287][ T1360]  do_set_master (net/core/rtnetlink.c:3011)
[   52.520487][ T1360]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   52.520675][ T1360]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   52.520874][ T1360]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   52.521061][ T1360]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   52.521283][ T1360]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   52.521488][ T1360]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.521675][ T1360]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   52.521875][ T1360]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.522062][ T1360]  ? __kernel_text_address (kernel/extable.c:79)
[   52.522248][ T1360]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.522456][ T1360]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.522644][ T1360]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   52.522840][ T1360]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.523025][ T1360]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.523210][ T1360]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.523418][ T1360]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.523606][ T1360]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   52.523808][ T1360]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   52.523998][ T1360]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   52.524185][ T1360]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   52.524396][ T1360]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   52.524586][ T1360]  ? nla_get_range_signed (lib/nlattr.c:270)
[   52.524786][ T1360]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   52.524974][ T1360]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   52.525162][ T1360]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.525370][ T1360]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.525559][ T1360]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.525755][ T1360]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   52.525940][ T1360]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.526127][ T1360]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.526331][ T1360]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.526520][ T1360]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.526713][ T1360]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.526900][ T1360]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.527086][ T1360]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   52.527279][ T1360]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.527476][ T1360]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.527661][ T1360]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.527862][ T1360]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.528046][ T1360]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.528232][ T1360]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   52.528435][ T1360]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.528623][ T1360]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   52.528823][ T1360]  ? 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))
[   52.529010][ T1360]  ? 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))
[   52.529197][ T1360]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.529404][ T1360]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   52.529590][ T1360]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.529786][ T1360]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   52.529972][ T1360]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   52.530162][ T1360]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   52.530372][ T1360]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   52.530559][ T1360]  ? copy_msghdr_from_user (net/socket.c:2635)
[   52.530751][ T1360]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   52.530966][ T1360]  ? move_addr_to_kernel (net/socket.c:258)
[   52.531152][ T1360]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.531359][ T1360]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.531551][ T1360]  ___sys_sendmsg (net/socket.c:2752)
[   52.531743][ T1360]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   52.531959][ T1360]  ? copy_msghdr_from_user (net/socket.c:2603)
[   52.532155][ T1360]  __sys_sendmsg (net/socket.c:2784)
[   52.532362][ T1360]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   52.532545][ T1360]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   52.532777][ T1360]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   52.532965][ T1360]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.533151][ T1360]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   52.533357][ T1360]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   52.533541][ T1360]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   52.533732][ T1360]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.533951][ T1360] RIP: 0033:0x7fd37cca908e
[   52.534140][ T1360] 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
[   52.534693][ T1360] RSP: 002b:00007ffcadacc3b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   52.534944][ T1360] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd37cca908e
[   52.535195][ T1360] RDX: 0000000000000000 RSI: 00007ffcadacc460 RDI: 0000000000000005
[   52.535467][ T1360] RBP: 00007ffcadacc3c0 R08: 0000000000000000 R09: 0000000000000000
[   52.535725][ T1360] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ad
[   52.535974][ T1360] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcadaccb30
| [   52.538180][ T1360] ------------[ cut here ]------------
| [   52.538324][ T1360] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1360
| [   52.538603][ T1360] Modules linked in: vxlan
| [   52.539036][ T1360] Tainted: [W]=WARN
[   52.539141][ T1360] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.539329][ T1360] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.539510][ T1360] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.540031][ T1360] RSP: 0018:ffa00000026b6ea0 EFLAGS: 00010286
[   52.540207][ T1360] RAX: 00000000ffffffa6 RBX: ff110000132c7700 RCX: 1ff40000004d6d9a
[   52.540424][ T1360] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000132c77bc
[   52.540633][ T1360] RBP: ff1100001ae22000 R08: 1fe2200002658ef9 R09: ff11000010c08b58
[   52.540846][ T1360] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[   52.541053][ T1360] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001aa03408
[   52.541265][ T1360] FS:  00007fd37ca6f840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   52.541519][ T1360] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.541701][ T1360] CR2: 000000002ddcb988 CR3: 000000001a74d004 CR4: 0000000000771ef0
[   52.541911][ T1360] PKRU: 55555554
[   52.542015][ T1360] Call Trace:
[   52.542122][ T1360]  <TASK>
[   52.542194][ T1360]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.542346][ T1360]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.542454][ T1360]  __dev_notify_flags (net/core/dev.c:9787)
[   52.542596][ T1360]  ? netdev_notice (net/core/dev.c:13008)
[   52.542743][ T1360]  ? netif_change_name (net/core/dev.c:1495)
[   52.542882][ T1360]  ? dev_get_min_mp_channel_count (./include/net/netdev_lock.h:30 (discriminator 1))
[   52.543058][ T1360]  ? netif_disable_lro (net/core/dev.c:11098 net/core/dev.c:1830)
[   52.543198][ T1360]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   52.543350][ T1360]  __dev_set_promiscuity (net/core/dev.c:9630)
[   52.543491][ T1360]  netif_set_promiscuity (net/core/dev.c:9639)
[   52.543633][ T1360]  dev_set_promiscuity (net/core/dev_api.c:288)
[   52.543780][ T1360]  br_port_set_promisc (net/bridge/br_if.c:108)
[   52.543920][ T1360]  br_manage_promisc (net/bridge/br_if.c:174)
[   52.544064][ T1360]  br_add_if (net/bridge/br_if.c:242 net/bridge/br_if.c:627)
[   52.544173][ T1360]  do_set_master (net/core/rtnetlink.c:3011)
[   52.544320][ T1360]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   52.544461][ T1360]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   52.544602][ T1360]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   52.544753][ T1360]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   52.544929][ T1360]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   52.545069][ T1360]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.545210][ T1360]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   52.545356][ T1360]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.545497][ T1360]  ? __kernel_text_address (kernel/extable.c:79)
[   52.545638][ T1360]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.545792][ T1360]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.545935][ T1360]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   52.546075][ T1360]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.546215][ T1360]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.546363][ T1360]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.546502][ T1360]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.546642][ T1360]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   52.546790][ T1360]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   52.546930][ T1360]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   52.547070][ T1360]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   52.547213][ T1360]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   52.547359][ T1360]  ? nla_get_range_signed (lib/nlattr.c:270)
[   52.547501][ T1360]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   52.547644][ T1360]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   52.547793][ T1360]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.547933][ T1360]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.548072][ T1360]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.548212][ T1360]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   52.548359][ T1360]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.548504][ T1360]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.548644][ T1360]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.548789][ T1360]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.548930][ T1360]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.549070][ T1360]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.549211][ T1360]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   52.549357][ T1360]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.549504][ T1360]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.549644][ T1360]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.549792][ T1360]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.549937][ T1360]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.550081][ T1360]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   52.550220][ T1360]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.550368][ T1360]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   52.550514][ T1360]  ? 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))
[   52.550653][ T1360]  ? 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))
[   52.550800][ T1360]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.550941][ T1360]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   52.551084][ T1360]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.551227][ T1360]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   52.551379][ T1360]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   52.551522][ T1360]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   52.551662][ T1360]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   52.551807][ T1360]  ? copy_msghdr_from_user (net/socket.c:2635)
[   52.551946][ T1360]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   52.552119][ T1360]  ? move_addr_to_kernel (net/socket.c:258)
[   52.552261][ T1360]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.552412][ T1360]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.552553][ T1360]  ___sys_sendmsg (net/socket.c:2752)
[   52.552698][ T1360]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   52.552872][ T1360]  ? copy_msghdr_from_user (net/socket.c:2603)
[   52.553024][ T1360]  __sys_sendmsg (net/socket.c:2784)
[   52.553164][ T1360]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   52.553311][ T1360]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   52.553492][ T1360]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   52.553634][ T1360]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.553782][ T1360]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   52.553921][ T1360]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   52.554061][ T1360]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   52.554202][ T1360]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.554388][ T1360] RIP: 0033:0x7fd37cca908e
[   52.554535][ T1360] 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
[   52.555039][ T1360] RSP: 002b:00007ffcadacc3b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   52.555251][ T1360] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd37cca908e
[   52.555467][ T1360] RDX: 0000000000000000 RSI: 00007ffcadacc460 RDI: 0000000000000005
[   52.555676][ T1360] RBP: 00007ffcadacc3c0 R08: 0000000000000000 R09: 0000000000000000
[   52.555890][ T1360] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ad
[   52.556100][ T1360] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcadaccb30
| [   52.565183][ T1360] ------------[ cut here ]------------
| [   52.565329][ T1360] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1360
| [   52.565597][ T1360] Modules linked in: vxlan
| [   52.566005][ T1360] Tainted: [W]=WARN
[   52.566106][ T1360] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.566278][ T1360] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.566457][ T1360] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.566935][ T1360] RSP: 0018:ffa00000026b7000 EFLAGS: 00010286
[   52.567103][ T1360] RAX: 00000000ffffffa6 RBX: ff110000132c7c40 RCX: 1ff40000004d6dc6
[   52.567306][ T1360] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000132c7cfc
[   52.567509][ T1360] RBP: ff1100001aaf2000 R08: 1fe2200002658fa1 R09: ff11000010c08b58
[   52.567713][ T1360] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   52.567916][ T1360] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   52.568115][ T1360] FS:  00007fd37ca6f840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   52.568355][ T1360] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.568522][ T1360] CR2: 000000002ddcb988 CR3: 000000001a74d004 CR4: 0000000000771ef0
[   52.568726][ T1360] PKRU: 55555554
[   52.568825][ T1360] Call Trace:
[   52.568924][ T1360]  <TASK>
[   52.568993][ T1360]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.569128][ T1360]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   52.569263][ T1360]  notifier_call_chain (kernel/notifier.c:85)
[   52.569408][ T1360]  call_netdevice_notifiers (net/core/dev.c:2287 net/core/dev.c:2301)
[   52.569542][ T1360]  ? __dev_open (./include/net/netdev_lock.h:33)
[   52.569674][ T1360]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[   52.569813][ T1360]  br_add_if (net/bridge/br_if.c:679)
[   52.569917][ T1360]  do_set_master (net/core/rtnetlink.c:3011)
[   52.570050][ T1360]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   52.570186][ T1360]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   52.570331][ T1360]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   52.570466][ T1360]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   52.570632][ T1360]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   52.570772][ T1360]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.570906][ T1360]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   52.571038][ T1360]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.571176][ T1360]  ? __kernel_text_address (kernel/extable.c:79)
[   52.571312][ T1360]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.571452][ T1360]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.571585][ T1360]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   52.571723][ T1360]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.571856][ T1360]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.571988][ T1360]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.572121][ T1360]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.572255][ T1360]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   52.572396][ T1360]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   52.572530][ T1360]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   52.572664][ T1360]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   52.572803][ T1360]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   52.572936][ T1360]  ? nla_get_range_signed (lib/nlattr.c:270)
[   52.573071][ T1360]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   52.573211][ T1360]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   52.573353][ T1360]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.573484][ T1360]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.573618][ T1360]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.573757][ T1360]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   52.573889][ T1360]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.574029][ T1360]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.574160][ T1360]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.574300][ T1360]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.574448][ T1360]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.574588][ T1360]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.574727][ T1360]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   52.574861][ T1360]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.574994][ T1360]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.575137][ T1360]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.575288][ T1360]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.575426][ T1360]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.575563][ T1360]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   52.575704][ T1360]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.575839][ T1360]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   52.575977][ T1360]  ? 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))
[   52.576111][ T1360]  ? 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))
[   52.576247][ T1360]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.576390][ T1360]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   52.576526][ T1360]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.576661][ T1360]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   52.576801][ T1360]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   52.576937][ T1360]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   52.577073][ T1360]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   52.577209][ T1360]  ? copy_msghdr_from_user (net/socket.c:2635)
[   52.577352][ T1360]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   52.577520][ T1360]  ? move_addr_to_kernel (net/socket.c:258)
[   52.577655][ T1360]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.577795][ T1360]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.577930][ T1360]  ___sys_sendmsg (net/socket.c:2752)
[   52.578065][ T1360]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   52.578232][ T1360]  ? copy_msghdr_from_user (net/socket.c:2603)
[   52.578389][ T1360]  __sys_sendmsg (net/socket.c:2784)
[   52.578523][ T1360]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   52.578657][ T1360]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   52.578831][ T1360]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   52.578966][ T1360]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.579101][ T1360]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   52.579235][ T1360]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   52.579382][ T1360]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   52.579517][ T1360]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.579688][ T1360] RIP: 0033:0x7fd37cca908e
[   52.579828][ T1360] 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
[   52.580313][ T1360] RSP: 002b:00007ffcadacc3b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   52.580526][ T1360] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd37cca908e
[   52.580730][ T1360] RDX: 0000000000000000 RSI: 00007ffcadacc460 RDI: 0000000000000005
[   52.580931][ T1360] RBP: 00007ffcadacc3c0 R08: 0000000000000000 R09: 0000000000000000
[   52.581129][ T1360] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ad
[   52.581339][ T1360] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcadaccb30
| [   52.583225][ T1360] ------------[ cut here ]------------
| [   52.583379][ T1360] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1360
| [   52.583655][ T1360] Modules linked in: vxlan
| [   52.584081][ T1360] Tainted: [W]=WARN
[   52.584186][ T1360] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.584367][ T1360] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.584547][ T1360] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.585044][ T1360] RSP: 0018:ffa00000026b6e20 EFLAGS: 00010286
[   52.585218][ T1360] RAX: 00000000ffffffa6 RBX: ff11000005a15000 RCX: 1ff40000004d6d8a
[   52.585433][ T1360] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005a150bc
[   52.585642][ T1360] RBP: ff1100001aaf2000 R08: 1fe2200000b42a19 R09: ff11000010c08b58
[   52.585854][ T1360] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   52.586059][ T1360] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   52.586271][ T1360] FS:  00007fd37ca6f840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   52.586519][ T1360] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.586697][ T1360] CR2: 000000002ddcb988 CR3: 000000001a74d004 CR4: 0000000000771ef0
[   52.586905][ T1360] PKRU: 55555554
[   52.587007][ T1360] Call Trace:
[   52.587109][ T1360]  <TASK>
[   52.587181][ T1360]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.587329][ T1360]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   52.587471][ T1360]  notifier_call_chain (kernel/notifier.c:85)
[   52.587614][ T1360]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[   52.587760][ T1360]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[   52.587902][ T1360]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.588040][ T1360]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.588180][ T1360]  netif_set_mtu (net/core/dev.c:9910)
[   52.588326][ T1360]  ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2))
[   52.588475][ T1360]  dev_set_mtu (net/core/dev_api.c:249)
[   52.588581][ T1360]  br_mtu_auto_adjust (net/bridge/br_if.c:525 (discriminator 1) net/bridge/br_if.c:514 (discriminator 1))
[   52.588723][ T1360]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[   52.588862][ T1360]  br_add_if (net/bridge/br_if.c:681)
[   52.588970][ T1360]  do_set_master (net/core/rtnetlink.c:3011)
[   52.589107][ T1360]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   52.589247][ T1360]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   52.589395][ T1360]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   52.589536][ T1360]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   52.589713][ T1360]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   52.589852][ T1360]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.589991][ T1360]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   52.590136][ T1360]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.590279][ T1360]  ? __kernel_text_address (kernel/extable.c:79)
[   52.590425][ T1360]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.590564][ T1360]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.590708][ T1360]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   52.590847][ T1360]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.590985][ T1360]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.591123][ T1360]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.591263][ T1360]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.591409][ T1360]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   52.591550][ T1360]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   52.591694][ T1360]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   52.591832][ T1360]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   52.591971][ T1360]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   52.592108][ T1360]  ? nla_get_range_signed (lib/nlattr.c:270)
[   52.592250][ T1360]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   52.592401][ T1360]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   52.592541][ T1360]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.592686][ T1360]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.592826][ T1360]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.592964][ T1360]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   52.593101][ T1360]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.593242][ T1360]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.593385][ T1360]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.593522][ T1360]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.593661][ T1360]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.593806][ T1360]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.593945][ T1360]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   52.594084][ T1360]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.594222][ T1360]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.594368][ T1360]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.594508][ T1360]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.594650][ T1360]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.594801][ T1360]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   52.594938][ T1360]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.595077][ T1360]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   52.595323][ T1360]  ? 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))
[   52.595461][ T1360]  ? 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))
[   52.595602][ T1360]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.595749][ T1360]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   52.595993][ T1360]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.596132][ T1360]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   52.596275][ T1360]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   52.596422][ T1360]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   52.596655][ T1360]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   52.596813][ T1360]  ? copy_msghdr_from_user (net/socket.c:2635)
[   52.596952][ T1360]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   52.597125][ T1360]  ? move_addr_to_kernel (net/socket.c:258)
[   52.597367][ T1360]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.597507][ T1360]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.597647][ T1360]  ___sys_sendmsg (net/socket.c:2752)
[   52.597794][ T1360]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   52.598060][ T1360]  ? copy_msghdr_from_user (net/socket.c:2603)
[   52.598212][ T1360]  __sys_sendmsg (net/socket.c:2784)
[   52.598360][ T1360]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   52.598606][ T1360]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   52.598789][ T1360]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   52.598927][ T1360]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.599067][ T1360]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   52.599304][ T1360]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   52.599447][ T1360]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   52.599586][ T1360]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.599766][ T1360] RIP: 0033:0x7fd37cca908e
[   52.600010][ T1360] 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
[   52.600615][ T1360] RSP: 002b:00007ffcadacc3b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   52.600831][ T1360] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd37cca908e
[   52.601039][ T1360] RDX: 0000000000000000 RSI: 00007ffcadacc460 RDI: 0000000000000005
[   52.601352][ T1360] RBP: 00007ffcadacc3c0 R08: 0000000000000000 R09: 0000000000000000
[   52.601559][ T1360] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ad
[   52.601772][ T1360] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcadaccb30
| [   52.603714][ T1360] ------------[ cut here ]------------
| [   52.603935][ T1360] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1360
| [   52.604197][ T1360] Modules linked in: vxlan
| [   52.604708][ T1360] Tainted: [W]=WARN
[   52.604810][ T1360] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.604976][ T1360] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.605245][ T1360] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.605829][ T1360] RSP: 0018:ffa00000026b6f78 EFLAGS: 00010286
[   52.605997][ T1360] RAX: 00000000ffffffa6 RBX: ff11000005a15380 RCX: 1ff40000004d6db5
[   52.606202][ T1360] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005a1543c
[   52.606507][ T1360] RBP: ff1100001aaf2000 R08: 1fe2200000b42a89 R09: ff11000010c08b58
[   52.606711][ T1360] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   52.606909][ T1360] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[   52.607200][ T1360] FS:  00007fd37ca6f840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   52.607449][ T1360] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.607614][ T1360] CR2: 000000002ddcb988 CR3: 000000001a74d004 CR4: 0000000000771ef0
[   52.607910][ T1360] PKRU: 55555554
[   52.608009][ T1360] Call Trace:
[   52.608108][ T1360]  <TASK>
[   52.608178][ T1360]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.608405][ T1360]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   52.608542][ T1360]  notifier_call_chain (kernel/notifier.c:85)
[   52.608682][ T1360]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[   52.608857][ T1360]  ? netdev_change_features (net/core/dev.c:11117)
[   52.609085][ T1360]  ? br_opt_toggle (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 net/bridge/br.c:402)
[   52.609220][ T1360]  br_add_if (net/bridge/br_if.c:683)
[   52.609333][ T1360]  do_set_master (net/core/rtnetlink.c:3011)
[   52.609467][ T1360]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   52.609697][ T1360]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   52.609834][ T1360]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   52.609967][ T1360]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   52.610131][ T1360]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   52.610360][ T1360]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.610495][ T1360]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   52.610633][ T1360]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.610772][ T1360]  ? __kernel_text_address (kernel/extable.c:79)
[   52.611004][ T1360]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.611138][ T1360]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.611275][ T1360]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   52.611418][ T1360]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.611642][ T1360]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.611780][ T1360]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.611914][ T1360]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.612046][ T1360]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   52.612269][ T1360]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   52.612417][ T1360]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   52.612550][ T1360]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   52.612691][ T1360]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   52.612912][ T1360]  ? nla_get_range_signed (lib/nlattr.c:270)
[   52.613046][ T1360]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   52.613184][ T1360]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   52.613327][ T1360]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.613548][ T1360]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.613708][ T1360]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.613842][ T1360]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   52.613974][ T1360]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.614200][ T1360]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.614343][ T1360]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.614477][ T1360]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.614611][ T1360]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.614843][ T1360]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.614976][ T1360]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   52.615108][ T1360]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.615243][ T1360]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.615384][ T1360]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.615521][ T1360]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.615655][ T1360]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.615795][ T1360]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   52.616016][ T1360]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.616150][ T1360]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   52.616287][ T1360]  ? 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))
[   52.616425][ T1360]  ? 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))
[   52.616651][ T1360]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.616792][ T1360]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   52.616924][ T1360]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.617058][ T1360]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   52.617282][ T1360]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   52.617422][ T1360]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   52.617566][ T1360]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   52.617712][ T1360]  ? copy_msghdr_from_user (net/socket.c:2635)
[   52.617937][ T1360]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   52.618101][ T1360]  ? move_addr_to_kernel (net/socket.c:258)
[   52.618244][ T1360]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.618383][ T1360]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.618607][ T1360]  ___sys_sendmsg (net/socket.c:2752)
[   52.618748][ T1360]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   52.618918][ T1360]  ? copy_msghdr_from_user (net/socket.c:2603)
[   52.619065][ T1360]  __sys_sendmsg (net/socket.c:2784)
[   52.619289][ T1360]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   52.619425][ T1360]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   52.619593][ T1360]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   52.619822][ T1360]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.619973][ T1360]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   52.620105][ T1360]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   52.620241][ T1360]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   52.620469][ T1360]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.620635][ T1360] RIP: 0033:0x7fd37cca908e
[   52.620781][ T1360] 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
[   52.621354][ T1360] RSP: 002b:00007ffcadacc3b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   52.621555][ T1360] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd37cca908e
[   52.621860][ T1360] RDX: 0000000000000000 RSI: 00007ffcadacc460 RDI: 0000000000000005
[   52.622062][ T1360] RBP: 00007ffcadacc3c0 R08: 0000000000000000 R09: 0000000000000000
[   52.622260][ T1360] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ad
[   52.622557][ T1360] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcadaccb30
| [   52.657899][ T1361] ------------[ cut here ]------------
| [   52.658094][ T1361] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1361
| [   52.659082][ T1361] Modules linked in: vxlan
| [   52.659717][ T1361] Tainted: [W]=WARN
[   52.659873][ T1361] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.660089][ T1361] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.660336][ T1361] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.660864][ T1361] RSP: 0018:ffa0000002767020 EFLAGS: 00010286
[   52.661082][ T1361] RAX: 00000000ffffffa6 RBX: ff1100001a662e40 RCX: 1ff40000004ecdca
[   52.661350][ T1361] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001a662efc
[   52.661598][ T1361] RBP: ff1100001ae22000 R08: 1fe22000034cc5e1 R09: ff110000169e5158
[   52.661852][ T1361] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   52.662102][ T1361] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   52.662372][ T1361] FS:  00007f4da375d840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   52.662654][ T1361] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.662879][ T1361] CR2: 000000000a052988 CR3: 0000000013a81005 CR4: 0000000000771ef0
[   52.663131][ T1361] PKRU: 55555554
[   52.663283][ T1361] Call Trace:
[   52.663447][ T1361]  <TASK>
[   52.663568][ T1361]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.663766][ T1361]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.663920][ T1361]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   52.664101][ T1361]  __dev_notify_flags (net/core/dev.c:9787)
[   52.664290][ T1361]  ? netif_change_name (net/core/dev.c:1495)
[   52.664489][ T1361]  ? __dev_change_flags (net/core/dev.c:9752)
[   52.664688][ T1361]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   52.664872][ T1361]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.665059][ T1361]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   52.665247][ T1361]  netif_change_flags (net/core/dev.c:9820)
[   52.665451][ T1361]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   52.665636][ T1361]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   52.665838][ T1361]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   52.666023][ T1361]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   52.666242][ T1361]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   52.666442][ T1361]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.666627][ T1361]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   52.666821][ T1361]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.667006][ T1361]  ? __kernel_text_address (kernel/extable.c:79)
[   52.667196][ T1361]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.667401][ T1361]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.667586][ T1361]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   52.667779][ T1361]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.667963][ T1361]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.668145][ T1361]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.668352][ T1361]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.668543][ T1361]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   52.668751][ T1361]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   52.668938][ T1361]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   52.669124][ T1361]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   52.669333][ T1361]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   52.669522][ T1361]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   52.669719][ T1361]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   52.669906][ T1361]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.670092][ T1361]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.670280][ T1361]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.670479][ T1361]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   52.670664][ T1361]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.670860][ T1361]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.671043][ T1361]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.671227][ T1361]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.671432][ T1361]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.671621][ T1361]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.671817][ T1361]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   52.672001][ T1361]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.672184][ T1361]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.672392][ T1361]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.672578][ T1361]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.672771][ T1361]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.672961][ T1361]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   52.673144][ T1361]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.673348][ T1361]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   52.673534][ T1361]  ? 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))
[   52.673726][ T1361]  ? 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))
[   52.673913][ T1361]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.674113][ T1361]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   52.674301][ T1361]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.674505][ T1361]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   52.674700][ T1361]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   52.674885][ T1361]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   52.675069][ T1361]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   52.675252][ T1361]  ? copy_msghdr_from_user (net/socket.c:2635)
[   52.675455][ T1361]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   52.675670][ T1361]  ? move_addr_to_kernel (net/socket.c:258)
[   52.675868][ T1361]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.676052][ T1361]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.676238][ T1361]  ___sys_sendmsg (net/socket.c:2752)
[   52.676436][ T1361]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   52.676654][ T1361]  ? copy_msghdr_from_user (net/socket.c:2603)
[   52.676873][ T1361]  __sys_sendmsg (net/socket.c:2784)
[   52.677057][ T1361]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   52.677243][ T1361]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   52.677478][ T1361]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   52.677664][ T1361]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.677860][ T1361]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   52.678043][ T1361]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   52.678226][ T1361]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   52.678430][ T1361]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.678645][ T1361] RIP: 0033:0x7f4da399708e
[   52.678846][ T1361] 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
[   52.679385][ T1361] RSP: 002b:00007ffd22c91e20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   52.679635][ T1361] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4da399708e
[   52.679893][ T1361] RDX: 0000000000000000 RSI: 00007ffd22c91ed0 RDI: 0000000000000005
[   52.680141][ T1361] RBP: 00007ffd22c91e30 R08: 0000000000000000 R09: 0000000000000000
[   52.680405][ T1361] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ad
[   52.680651][ T1361] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd22c925a0
| [   53.039399][ T1385] ------------[ cut here ]------------
| [   53.039586][ T1385] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1385
| [   53.039871][ T1385] Modules linked in: vxlan
| [   53.040313][ T1385] Tainted: [W]=WARN
[   53.040431][ T1385] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.040606][ T1385] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.040795][ T1385] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.041292][ T1385] RSP: 0018:ffa0000002777090 EFLAGS: 00010286
[   53.041479][ T1385] RAX: 00000000ffffffa6 RBX: ff1100001311d700 RCX: 1ff40000004eedd8
[   53.041693][ T1385] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001311d7bc
[   53.041900][ T1385] RBP: ff1100001ac4c000 R08: 1fe2200002623af9 R09: ff11000010c15180
[   53.042106][ T1385] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   53.042323][ T1385] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   53.042537][ T1385] FS:  00007fd13e992840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   53.042786][ T1385] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.042961][ T1385] CR2: 00007fd13eb8b460 CR3: 000000001ab84002 CR4: 0000000000771ef0
[   53.043169][ T1385] PKRU: 55555554
[   53.043278][ T1385] Call Trace:
[   53.043389][ T1385]  <TASK>
[   53.043461][ T1385]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.043605][ T1385]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   53.043751][ T1385]  notifier_call_chain (kernel/notifier.c:85)
[   53.043893][ T1385]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   53.044032][ T1385]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   53.044173][ T1385]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   53.044398][ T1385]  netdev_upper_dev_link (net/core/dev.c:8972)
[   53.044543][ T1385]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   53.044747][ T1385]  register_vlan_dev (net/8021q/vlan.c:183)
[   53.044888][ T1385]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   53.045029][ T1385]  vlan_newlink (net/8021q/vlan_netlink.c:194)
[   53.045168][ T1385]  ? nla_strscpy (lib/nlattr.c:795)
[   53.045313][ T1385]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   53.045606][ T1385]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   53.045750][ T1385]  ? __dev_get_by_name (net/core/dev.c:883)
[   53.045888][ T1385]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   53.046035][ T1385]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   53.046180][ T1385]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   53.046397][ T1385]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.046539][ T1385]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.046682][ T1385]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   53.046823][ T1385]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   53.046960][ T1385]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.047104][ T1385]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.047259][ T1385]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   53.047496][ T1385]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   53.047635][ T1385]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   53.047780][ T1385]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.047917][ T1385]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.048056][ T1385]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.048195][ T1385]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.048419][ T1385]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   53.048558][ T1385]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.048703][ T1385]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   53.048844][ T1385]  ? 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))
[   53.048985][ T1385]  ? 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))
[   53.049126][ T1385]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   53.049268][ T1385]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   53.049415][ T1385]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.049554][ T1385]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   53.049704][ T1385]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   53.049846][ T1385]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   53.049987][ T1385]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   53.050128][ T1385]  ? copy_msghdr_from_user (net/socket.c:2635)
[   53.050270][ T1385]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   53.050449][ T1385]  ? move_addr_to_kernel (net/socket.c:258)
[   53.050592][ T1385]  ___sys_sendmsg (net/socket.c:2752)
[   53.050736][ T1385]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.050875][ T1385]  ? copy_msghdr_from_user (net/socket.c:2603)
[   53.051023][ T1385]  ? 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))
[   53.051167][ T1385]  __sys_sendmsg (net/socket.c:2784)
[   53.051311][ T1385]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   53.051459][ T1385]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.051596][ T1385]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.051743][ T1385]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   53.051882][ T1385]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   53.052021][ T1385]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   53.052160][ T1385]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.052344][ T1385] RIP: 0033:0x7fd13ebcc08e
[   53.052492][ T1385] 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
[   53.052996][ T1385] RSP: 002b:00007ffe28c13190 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   53.053209][ T1385] RAX: ffffffffffffffda RBX: 00007ffe28c13950 RCX: 00007fd13ebcc08e
[   53.053424][ T1385] RDX: 0000000000000000 RSI: 00007ffe28c13240 RDI: 0000000000000005
[   53.053631][ T1385] RBP: 00007ffe28c131a0 R08: 0000000000000000 R09: 0000000000000000
[   53.053845][ T1385] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ae
[   53.054050][ T1385] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe28c13910
| [   53.055720][ T1385] ------------[ cut here ]------------
| [   53.055854][ T1385] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1385
| [   53.056116][ T1385] Modules linked in: vxlan
| [   53.056548][ T1385] Tainted: [W]=WARN
[   53.056650][ T1385] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.056826][ T1385] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.057001][ T1385] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.057491][ T1385] RSP: 0018:ffa00000027771b0 EFLAGS: 00010286
[   53.057661][ T1385] RAX: 00000000ffffffa6 RBX: ff1100001311da80 RCX: 1ff40000004eedfc
[   53.057874][ T1385] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001311db3c
[   53.058074][ T1385] RBP: ff11000016af1000 R08: 1fe2200002623b69 R09: ff11000010c15180
[   53.058280][ T1385] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   53.058493][ T1385] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab76b3a0
[   53.058701][ T1385] FS:  00007fd13e992840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   53.058935][ T1385] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.059105][ T1385] CR2: 00007fd13eb8b460 CR3: 000000001ab84002 CR4: 0000000000771ef0
[   53.059312][ T1385] PKRU: 55555554
[   53.059420][ T1385] Call Trace:
[   53.059521][ T1385]  <TASK>
[   53.059591][ T1385]  ? register_vlan_dev (net/8021q/vlan.c:188)
[   53.059732][ T1385]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   53.059869][ T1385]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   53.060005][ T1385]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   53.060109][ T1385]  __dev_notify_flags (net/core/dev.c:9787)
[   53.060245][ T1385]  ? netdev_update_features (net/core/dev.c:11098)
[   53.060392][ T1385]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[   53.060560][ T1385]  ? netif_change_name (net/core/dev.c:1495)
[   53.060712][ T1385]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   53.060852][ T1385]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   53.060991][ T1385]  ? register_vlan_dev (net/8021q/vlan.c:196)
[   53.061127][ T1385]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   53.061264][ T1385]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   53.061408][ T1385]  ? nla_strscpy (lib/nlattr.c:795)
[   53.061545][ T1385]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   53.061687][ T1385]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   53.061823][ T1385]  ? __dev_get_by_name (net/core/dev.c:883)
[   53.061958][ T1385]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   53.062101][ T1385]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   53.062240][ T1385]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   53.062387][ T1385]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.062523][ T1385]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.062660][ T1385]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   53.062802][ T1385]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   53.062937][ T1385]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.063079][ T1385]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.063217][ T1385]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   53.063362][ T1385]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   53.063497][ T1385]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   53.063632][ T1385]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.063773][ T1385]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.063911][ T1385]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.064048][ T1385]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.064186][ T1385]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   53.064330][ T1385]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.064468][ T1385]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   53.064608][ T1385]  ? 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))
[   53.064750][ T1385]  ? 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))
[   53.064888][ T1385]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   53.065027][ T1385]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   53.065166][ T1385]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.065307][ T1385]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   53.065450][ T1385]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   53.065587][ T1385]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   53.065729][ T1385]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   53.065865][ T1385]  ? copy_msghdr_from_user (net/socket.c:2635)
[   53.066002][ T1385]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   53.066172][ T1385]  ? move_addr_to_kernel (net/socket.c:258)
[   53.066323][ T1385]  ___sys_sendmsg (net/socket.c:2752)
[   53.066458][ T1385]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.066593][ T1385]  ? copy_msghdr_from_user (net/socket.c:2603)
[   53.066743][ T1385]  ? 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))
[   53.066882][ T1385]  __sys_sendmsg (net/socket.c:2784)
[   53.067019][ T1385]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   53.067161][ T1385]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.067301][ T1385]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.067444][ T1385]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   53.067580][ T1385]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   53.067722][ T1385]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   53.067860][ T1385]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.068029][ T1385] RIP: 0033:0x7fd13ebcc08e
[   53.068169][ T1385] 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
[   53.068662][ T1385] RSP: 002b:00007ffe28c13190 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   53.068881][ T1385] RAX: ffffffffffffffda RBX: 00007ffe28c13950 RCX: 00007fd13ebcc08e
[   53.069090][ T1385] RDX: 0000000000000000 RSI: 00007ffe28c13240 RDI: 0000000000000005
[   53.069296][ T1385] RBP: 00007ffe28c131a0 R08: 0000000000000000 R09: 0000000000000000
[   53.069506][ T1385] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ae
[   53.069715][ T1385] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe28c13910
| [   53.132375][ T1387] ------------[ cut here ]------------
| [   53.132535][ T1387] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1387
| [   53.132804][ T1387] Modules linked in: vxlan
| [   53.133205][ T1387] Tainted: [W]=WARN
[   53.133309][ T1387] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.133563][ T1387] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.133743][ T1387] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.134212][ T1387] RSP: 0018:ffa00000027f7020 EFLAGS: 00010286
[   53.134460][ T1387] RAX: 00000000ffffffa6 RBX: ff110000141ab540 RCX: 1ff40000004fedca
[   53.134659][ T1387] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000141ab5fc
[   53.134863][ T1387] RBP: ff11000016af1000 R08: 1fe22000028356c1 R09: ff11000011045158
[   53.135058][ T1387] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   53.135256][ T1387] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   53.135561][ T1387] FS:  00007fd1d35ff840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   53.135820][ T1387] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.135985][ T1387] CR2: 000000001e81f988 CR3: 000000001ae07004 CR4: 0000000000771ef0
[   53.136181][ T1387] PKRU: 55555554
[   53.136282][ T1387] Call Trace:
[   53.136386][ T1387]  <TASK>
[   53.136456][ T1387]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   53.136590][ T1387]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   53.136695][ T1387]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   53.136829][ T1387]  __dev_notify_flags (net/core/dev.c:9787)
[   53.136965][ T1387]  ? netif_change_name (net/core/dev.c:1495)
[   53.137097][ T1387]  ? __dev_change_flags (net/core/dev.c:9752)
[   53.137229][ T1387]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   53.137370][ T1387]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.137504][ T1387]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   53.137643][ T1387]  netif_change_flags (net/core/dev.c:9820)
[   53.137780][ T1387]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   53.137913][ T1387]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   53.138048][ T1387]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   53.138182][ T1387]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   53.138358][ T1387]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   53.138489][ T1387]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   53.138622][ T1387]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   53.138757][ T1387]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   53.138888][ T1387]  ? __kernel_text_address (kernel/extable.c:79)
[   53.139020][ T1387]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.139171][ T1387]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.139311][ T1387]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   53.139453][ T1387]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.139586][ T1387]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.139723][ T1387]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.139856][ T1387]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.139987][ T1387]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   53.140121][ T1387]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   53.140254][ T1387]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   53.140396][ T1387]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   53.140530][ T1387]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   53.140664][ T1387]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   53.140803][ T1387]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   53.140937][ T1387]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.141066][ T1387]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.141200][ T1387]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   53.141343][ T1387]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   53.141476][ T1387]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.141611][ T1387]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.141748][ T1387]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.141880][ T1387]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   53.142011][ T1387]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.142144][ T1387]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   53.142279][ T1387]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   53.142420][ T1387]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   53.142550][ T1387]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.142686][ T1387]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.142820][ T1387]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.142950][ T1387]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.143081][ T1387]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   53.143212][ T1387]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.143352][ T1387]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   53.143488][ T1387]  ? 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))
[   53.143618][ T1387]  ? 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))
[   53.143757][ T1387]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   53.143890][ T1387]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   53.144023][ T1387]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.144158][ T1387]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   53.144295][ T1387]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   53.144435][ T1387]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   53.144570][ T1387]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   53.144709][ T1387]  ? copy_msghdr_from_user (net/socket.c:2635)
[   53.144845][ T1387]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   53.145008][ T1387]  ? move_addr_to_kernel (net/socket.c:258)
[   53.145141][ T1387]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   53.145278][ T1387]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   53.145422][ T1387]  ___sys_sendmsg (net/socket.c:2752)
[   53.145554][ T1387]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   53.145723][ T1387]  ? copy_msghdr_from_user (net/socket.c:2603)
[   53.145867][ T1387]  __sys_sendmsg (net/socket.c:2784)
[   53.146000][ T1387]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   53.146131][ T1387]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   53.146304][ T1387]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   53.146444][ T1387]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.146578][ T1387]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   53.146716][ T1387]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   53.146851][ T1387]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   53.146984][ T1387]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.147148][ T1387] RIP: 0033:0x7fd1d383908e
[   53.147290][ T1387] 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
[   53.147768][ T1387] RSP: 002b:00007ffd7056b1e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   53.147976][ T1387] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd1d383908e
[   53.148187][ T1387] RDX: 0000000000000000 RSI: 00007ffd7056b290 RDI: 0000000000000005
[   53.148396][ T1387] RBP: 00007ffd7056b1f0 R08: 0000000000000000 R09: 0000000000000000
[   53.148593][ T1387] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ae
[   53.148796][ T1387] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd7056b960
| [   53.607934][   T12] ------------[ cut here ]------------
| [   53.608120][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   53.608395][   T12] Modules linked in: vxlan
| [   53.608844][   T12] Tainted: [W]=WARN
[   53.608945][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.609110][   T12] Workqueue: netns cleanup_net
[   53.609250][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.609431][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.609914][   T12] RSP: 0018:ffa00000000c7750 EFLAGS: 00010286
[   53.610083][   T12] RAX: 00000000ffffffa6 RBX: ff11000014c98740 RCX: 1ff4000000018eb0
[   53.610282][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014c987fc
[   53.610485][   T12] RBP: ff110000052b4000 R08: 1fe2200002993101 R09: ff11000001aed1d0
[   53.610687][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   53.610884][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   53.611080][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   53.611323][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.611488][   T12] CR2: 00007f497a4e1000 CR3: 000000000d14d006 CR4: 0000000000771ef0
[   53.611710][   T12] PKRU: 55555554
[   53.611810][   T12] Call Trace:
[   53.611911][   T12]  <TASK>
[   53.611980][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.612117][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   53.612250][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   53.612395][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   53.612528][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   53.612702][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.612837][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.613003][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   53.613138][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   53.613310][   T12] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   53.613455][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.613587][   T12]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   53.613758][   T12]  ? call_nexthop_notifiers (net/ipv4/nexthop.c:254 (discriminator 2))
[   53.613897][   T12] vxlan_exit_rtnl (drivers/net/vxlan/vxlan_core.c:4942 drivers/net/vxlan/vxlan_core.c:4953) vxlan
[   53.614030][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   53.614162][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   53.614297][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.614437][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.614570][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.614708][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.614842][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.614973][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.615106][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.615243][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.615381][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.615517][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.615656][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.615792][   T12]  kthread (kernel/kthread.c:436)
[   53.615890][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.616052][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.616183][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.616323][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.616487][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.616620][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.616759][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.618496][   T12] ------------[ cut here ]------------
| [   53.618633][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   53.618902][   T12] Modules linked in: vxlan
| [   53.619554][   T12] Tainted: [W]=WARN
[   53.619654][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.619825][   T12] Workqueue: netns cleanup_net
[   53.619964][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.620136][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.620629][   T12] RSP: 0018:ffa00000000c7750 EFLAGS: 00010286
[   53.620801][   T12] RAX: 00000000ffffffa6 RBX: ff11000014c99000 RCX: 1ff4000000018eb0
[   53.620997][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014c990bc
[   53.621193][   T12] RBP: ff110000052b4000 R08: 1fe2200002993219 R09: ff11000001aed1d0
[   53.621403][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   53.621600][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   53.621804][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   53.622036][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.622213][   T12] CR2: 00007f497a4e1000 CR3: 000000000d14d006 CR4: 0000000000771ef0
[   53.622418][   T12] PKRU: 55555554
[   53.622517][   T12] Call Trace:
[   53.622616][   T12]  <TASK>
[   53.622692][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.622831][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   53.622964][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   53.623098][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   53.623230][   T12]  ? select_fallback_rq (kernel/sched/sched.h:1383)
[   53.623379][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   53.623545][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   53.623689][   T12]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   53.624015][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.624150][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.624329][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   53.624463][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   53.624629][   T12] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   53.624772][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.624904][   T12]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   53.625069][   T12]  ? call_nexthop_notifiers (net/ipv4/nexthop.c:254 (discriminator 2))
[   53.625209][   T12] vxlan_exit_rtnl (drivers/net/vxlan/vxlan_core.c:4942 drivers/net/vxlan/vxlan_core.c:4953) vxlan
[   53.625352][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   53.625487][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   53.625619][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.625768][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.625907][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.626039][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.626177][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.626313][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.626454][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.626588][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.626729][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.626868][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.627006][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.627138][   T12]  kthread (kernel/kthread.c:436)
[   53.627243][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.627418][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.627551][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.627688][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.627856][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.627987][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.628123][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.629908][   T12] ------------[ cut here ]------------
| [   53.630040][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   53.630305][   T12] Modules linked in: vxlan
| [   53.630758][   T12] Tainted: [W]=WARN
[   53.630873][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.631049][   T12] Workqueue: netns cleanup_net
[   53.631190][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.631373][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.631867][   T12] RSP: 0018:ffa00000000c77b0 EFLAGS: 00010286
[   53.632035][   T12] RAX: 00000000ffffffa6 RBX: ff11000014c998c0 RCX: 1ff4000000018ebc
[   53.632237][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014c9997c
[   53.632968][   T12] RBP: ff11000012d32000 R08: 1fe2200002993331 R09: ff11000001aed1d0
[   53.633174][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[   53.633436][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.633737][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   53.633970][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.634140][   T12] CR2: 00007f497a4e1000 CR3: 000000000d14d006 CR4: 0000000000771ef0
[   53.634402][   T12] PKRU: 55555554
[   53.634506][   T12] Call Trace:
[   53.634662][   T12]  <TASK>
[   53.634737][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   53.634873][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   53.634976][   T12]  __dev_notify_flags (net/core/dev.c:9787)
[   53.635110][   T12]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   53.635246][   T12]  ? netdev_notice (net/core/dev.c:13008)
[   53.635438][   T12]  ? netif_change_name (net/core/dev.c:1495)
[   53.635663][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.635803][   T12]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[   53.636022][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.636155][   T12]  __dev_set_promiscuity (net/core/dev.c:9630)
[   53.636294][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   53.636485][   T12]  netif_set_promiscuity (net/core/dev.c:9639)
[   53.636621][   T12]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   53.636759][   T12]  dev_set_promiscuity (net/core/dev_api.c:288)
[   53.636895][   T12]  del_nbp (net/bridge/br_if.c:254 net/bridge/br_if.c:340)
[   53.636999][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[   53.637134][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[   53.637276][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   53.637473][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   53.637609][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.637752][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.637887][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.638021][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.638158][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.638297][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.638581][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.638725][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.638859][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.638998][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.639138][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.639426][   T12]  kthread (kernel/kthread.c:436)
[   53.639528][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.639700][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.639844][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.639979][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.640235][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.640524][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.640660][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.644801][   T12] ------------[ cut here ]------------
| [   53.644939][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   53.645200][   T12] Modules linked in: vxlan
| [   53.645699][   T12] Tainted: [W]=WARN
[   53.645803][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.645965][   T12] Workqueue: netns cleanup_net
[   53.646103][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.646278][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.646768][   T12] RSP: 0018:ffa00000000c77d0 EFLAGS: 00010286
[   53.646931][   T12] RAX: 00000000ffffffa6 RBX: ff110000158be200 RCX: 1ff4000000018ec0
[   53.647128][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000158be2bc
[   53.647332][   T12] RBP: ff11000012d32000 R08: 1fe2200002b17c59 R09: ff11000001aed1d0
[   53.647529][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   53.647732][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   53.647934][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   53.648165][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.648340][   T12] CR2: 00007f497a4e1000 CR3: 000000000d14d006 CR4: 0000000000771ef0
[   53.648537][   T12] PKRU: 55555554
[   53.648635][   T12] Call Trace:
[   53.648738][   T12]  <TASK>
[   53.648805][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.648936][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   53.649066][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   53.649199][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   53.649341][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   53.649507][   T12]  ? fdb_delete_local (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 net/bridge/br_fdb.c:365)
[   53.649638][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.649776][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   53.649907][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   53.650070][   T12]  ? br_manage_promisc (net/bridge/br_if.c:174)
[   53.650202][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.650346][   T12]  del_nbp (net/bridge/br_if.c:363)
[   53.650448][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[   53.650584][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[   53.650720][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   53.650854][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   53.650987][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.651123][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.651255][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.651398][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.651534][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.651666][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.651806][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.651942][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.652075][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.652217][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.652363][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.652493][   T12]  kthread (kernel/kthread.c:436)
[   53.652590][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.652758][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.652888][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.653020][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.653183][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.653817][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.653951][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.656391][   T12] ------------[ cut here ]------------
| [   53.656521][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   53.656787][   T12] Modules linked in: vxlan
| [   53.657221][   T12] Tainted: [W]=WARN
[   53.657329][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.657496][   T12] Workqueue: netns cleanup_net
[   53.657633][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.657811][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.658291][   T12] RSP: 0018:ffa00000000c77b0 EFLAGS: 00010286
[   53.658461][   T12] RAX: 00000000ffffffa6 RBX: ff110000158be900 RCX: 1ff4000000018ebc
[   53.658660][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000158be9bc
[   53.658863][   T12] RBP: ff11000014f79000 R08: 1fe2200002b17d39 R09: ff11000001aed1d0
[   53.659060][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[   53.659259][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.659469][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   53.659709][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.659881][   T12] CR2: 00007f497a4e1000 CR3: 000000000d14d006 CR4: 0000000000771ef0
[   53.660089][   T12] PKRU: 55555554
[   53.660189][   T12] Call Trace:
[   53.660292][   T12]  <TASK>
[   53.660368][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   53.660503][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   53.660604][   T12]  __dev_notify_flags (net/core/dev.c:9787)
[   53.660744][   T12]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   53.660884][   T12]  ? netdev_notice (net/core/dev.c:13008)
[   53.661019][   T12]  ? netif_change_name (net/core/dev.c:1495)
[   53.661153][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.661290][   T12]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[   53.661429][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.661563][   T12]  __dev_set_promiscuity (net/core/dev.c:9630)
[   53.661703][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   53.661836][   T12]  netif_set_promiscuity (net/core/dev.c:9639)
[   53.661968][   T12]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   53.662109][   T12]  dev_set_promiscuity (net/core/dev_api.c:288)
[   53.662248][   T12]  del_nbp (net/bridge/br_if.c:254 net/bridge/br_if.c:340)
[   53.662356][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   53.662489][   T12]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   53.662658][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[   53.662803][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[   53.662937][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   53.663073][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   53.663208][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.663352][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.663486][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.663627][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.664065][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.664203][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.664353][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.664490][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.664624][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.664768][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.664906][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.665038][   T12]  kthread (kernel/kthread.c:436)
[   53.665138][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.665312][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.665456][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.665596][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.665770][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.665903][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.666036][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.668252][   T12] ------------[ cut here ]------------
| [   53.668397][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   53.668651][   T12] Modules linked in: vxlan
| [   53.669084][   T12] Tainted: [W]=WARN
[   53.669182][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.669947][   T12] Workqueue: netns cleanup_net
[   53.670093][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.670329][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.670798][   T12] RSP: 0018:ffa00000000c77d0 EFLAGS: 00010286
[   53.670964][   T12] RAX: 00000000ffffffa6 RBX: ff11000012b0be00 RCX: 1ff4000000018ec0
[   53.671157][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0bebc
[   53.671410][   T12] RBP: ff11000014f79000 R08: 1fe22000025617d9 R09: ff11000001aed1d0
[   53.671608][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   53.671828][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   53.672021][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   53.672247][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.672467][   T12] CR2: 00007f497a4e1000 CR3: 000000000d14d006 CR4: 0000000000771ef0
[   53.672662][   T12] PKRU: 55555554
[   53.672776][   T12] Call Trace:
[   53.672872][   T12]  <TASK>
[   53.672940][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.673070][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   53.673206][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   53.673396][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   53.673528][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   53.673700][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   53.673831][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   53.673991][   T12]  ? br_manage_promisc (net/bridge/br_if.c:152 (discriminator 1))
[   53.674121][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.674254][   T12]  del_nbp (net/bridge/br_if.c:363)
[   53.674410][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[   53.674544][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[   53.674686][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   53.674818][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   53.674947][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.675080][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.675211][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.675398][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.675534][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.675662][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.675805][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.675944][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.676072][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.676213][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.676402][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.676534][   T12]  kthread (kernel/kthread.c:436)
[   53.676631][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.676797][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.676926][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.677055][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.677222][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.677410][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.677543][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.680911][   T12] ------------[ cut here ]------------
| [   53.681042][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   53.681310][   T12] Modules linked in: vxlan
| [   53.682218][   T12] Tainted: [W]=WARN
[   53.682332][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.682500][   T12] Workqueue: netns cleanup_net
[   53.682637][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.682816][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.683294][   T12] RSP: 0018:ffa00000000c77b0 EFLAGS: 00010286
[   53.683468][   T12] RAX: 00000000ffffffa6 RBX: ff11000012b0a3c0 RCX: 1ff4000000018ebc
[   53.683667][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0a47c
[   53.683870][   T12] RBP: ff1100001a9fa000 R08: 1fe2200002561491 R09: ff11000001aed1d0
[   53.684068][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[   53.684269][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.684479][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   53.684719][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.684887][   T12] CR2: 00007f12e2b507a0 CR3: 000000001a7a4001 CR4: 0000000000771ef0
[   53.685087][   T12] PKRU: 55555554
[   53.685188][   T12] Call Trace:
[   53.685291][   T12]  <TASK>
[   53.685365][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   53.685502][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   53.685605][   T12]  __dev_notify_flags (net/core/dev.c:9787)
[   53.685744][   T12]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   53.685878][   T12]  ? netdev_notice (net/core/dev.c:13008)
[   53.686012][   T12]  ? netif_change_name (net/core/dev.c:1495)
[   53.686146][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.686282][   T12]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[   53.686424][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.686560][   T12]  __dev_set_promiscuity (net/core/dev.c:9630)
[   53.686698][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   53.686833][   T12]  netif_set_promiscuity (net/core/dev.c:9639)
[   53.686965][   T12]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   53.687099][   T12]  dev_set_promiscuity (net/core/dev_api.c:288)
[   53.687234][   T12]  del_nbp (net/bridge/br_if.c:254 net/bridge/br_if.c:340)
[   53.687347][   T12]  ? kernfs_put.part.0 (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:1383 fs/kernfs/dir.c:622)
[   53.687486][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[   53.687621][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[   53.687761][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   53.687901][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   53.688033][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.688169][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.688309][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.688450][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.688587][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.688726][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.688867][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.689004][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.689136][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.689280][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.689427][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.689561][   T12]  kthread (kernel/kthread.c:436)
[   53.689662][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.689835][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.689971][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.690107][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.690280][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.690421][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.690557][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.692804][   T12] ------------[ cut here ]------------
| [   53.692945][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   53.693208][   T12] Modules linked in: vxlan
| [   53.694770][   T12] Tainted: [W]=WARN
[   53.694871][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.695036][   T12] Workqueue: netns cleanup_net
[   53.695171][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.695460][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.695936][   T12] RSP: 0018:ffa00000000c77d0 EFLAGS: 00010286
[   53.696101][   T12] RAX: 00000000ffffffa6 RBX: ff1100001671b540 RCX: 1ff4000000018ec0
[   53.696303][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001671b5fc
[   53.696593][   T12] RBP: ff1100001a9fa000 R08: 1fe2200002ce36c1 R09: ff11000001aed1d0
[   53.696794][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   53.696993][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   53.697197][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   53.697492][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.697656][   T12] CR2: 00007f12e2b507a0 CR3: 000000000d14d005 CR4: 0000000000771ef0
[   53.697857][   T12] PKRU: 55555554
[   53.697954][   T12] Call Trace:
[   53.698052][   T12]  <TASK>
[   53.698121][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.698253][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   53.698559][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   53.698700][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   53.698831][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   53.698996][   T12]  ? fdb_delete_local (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 net/bridge/br_fdb.c:365)
[   53.699126][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.699419][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   53.699550][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   53.699716][   T12]  ? br_manage_promisc (net/bridge/br_if.c:174)
[   53.699848][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.699980][   T12]  del_nbp (net/bridge/br_if.c:363)
[   53.700083][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[   53.700305][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[   53.700517][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   53.700651][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   53.700791][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.700924][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.701056][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.701272][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.701488][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.701618][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.701754][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.701888][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.702018][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.702239][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.702451][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.702582][   T12]  kthread (kernel/kthread.c:436)
[   53.702688][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.702853][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.702983][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.703198][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.703454][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.703584][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.703722][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.706351][   T12] ------------[ cut here ]------------
| [   53.706479][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   53.706831][   T12] Modules linked in: vxlan
| [   53.707378][   T12] Tainted: [W]=WARN
[   53.707479][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.707646][   T12] Workqueue: netns cleanup_net
[   53.707787][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.708054][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.708626][   T12] RSP: 0018:ffa00000000c77b0 EFLAGS: 00010286
[   53.708802][   T12] RAX: 00000000ffffffa6 RBX: ff1100001671a900 RCX: 1ff4000000018ebc
[   53.709000][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001671a9bc
[   53.709292][   T12] RBP: ff1100001a984000 R08: 1fe2200002ce3539 R09: ff11000001aed1d0
[   53.709507][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[   53.709712][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.710003][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   53.710237][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.710504][   T12] CR2: 00007f12e2b507a0 CR3: 000000000d14d005 CR4: 0000000000771ef0
[   53.710713][   T12] PKRU: 55555554
[   53.710812][   T12] Call Trace:
[   53.710914][   T12]  <TASK>
[   53.710983][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   53.711205][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   53.711311][   T12]  __dev_notify_flags (net/core/dev.c:9787)
[   53.711449][   T12]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   53.711584][   T12]  ? netdev_notice (net/core/dev.c:13008)
[   53.711811][   T12]  ? netif_change_name (net/core/dev.c:1495)
[   53.711945][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.712079][   T12]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[   53.712225][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.712367][   T12]  __dev_set_promiscuity (net/core/dev.c:9630)
[   53.712500][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   53.712634][   T12]  netif_set_promiscuity (net/core/dev.c:9639)
[   53.712773][   T12]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   53.712994][   T12]  dev_set_promiscuity (net/core/dev_api.c:288)
[   53.713129][   T12]  del_nbp (net/bridge/br_if.c:254 net/bridge/br_if.c:340)
[   53.713229][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   53.713371][   T12]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   53.713628][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[   53.713766][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[   53.713899][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   53.714034][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   53.714254][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.714399][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.714533][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.714665][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.714894][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.715026][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.715159][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.715298][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.715524][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.715662][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.715804][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.715936][   T12]  kthread (kernel/kthread.c:436)
[   53.716124][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.716295][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.716434][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.716570][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.716829][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.716961][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.717095][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.719805][   T12] ------------[ cut here ]------------
| [   53.719942][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   53.720203][   T12] Modules linked in: vxlan
| [   53.721416][   T12] Tainted: [W]=WARN
[   53.721515][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.721738][   T12] Workqueue: netns cleanup_net
[   53.721871][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.722044][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.722570][   T12] RSP: 0018:ffa00000000c77d0 EFLAGS: 00010286
[   53.722744][   T12] RAX: 00000000ffffffa6 RBX: ff11000013d443c0 RCX: 1ff4000000018ec0
[   53.722938][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013d4447c
[   53.723132][   T12] RBP: ff1100001a984000 R08: 1fe22000027a8891 R09: ff11000001aed1d0
[   53.723384][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   53.723581][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   53.723782][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   53.724008][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.724174][   T12] CR2: 00007f12e2b507a0 CR3: 000000000d14d005 CR4: 0000000000771ef0
[   53.724429][   T12] PKRU: 55555554
[   53.724527][   T12] Call Trace:
[   53.724629][   T12]  <TASK>
[   53.724702][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.724833][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   53.724964][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   53.725096][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   53.725228][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   53.725455][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   53.725587][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   53.725754][   T12]  ? br_manage_promisc (net/bridge/br_if.c:152 (discriminator 1))
[   53.725883][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.726014][   T12]  del_nbp (net/bridge/br_if.c:363)
[   53.726116][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[   53.726248][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[   53.726438][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   53.726569][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   53.726703][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.726836][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.726972][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.727102][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.727246][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.727436][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.727569][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.727714][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.727845][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.727985][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.728124][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.728255][   T12]  kthread (kernel/kthread.c:436)
[   53.728412][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.728575][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.728712][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.728843][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.729006][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.729136][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.729413][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.732232][   T12] ------------[ cut here ]------------
| [   53.732410][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   53.732661][   T12] Modules linked in: vxlan
| [   53.733085][   T12] Tainted: [W]=WARN
[   53.733182][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.733546][   T12] Workqueue: netns cleanup_net
[   53.733704][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.733867][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.734407][   T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286
[   53.734567][   T12] RAX: 00000000ffffffa6 RBX: ff110000141ab000 RCX: 1ff4000000018ec7
[   53.734762][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000141ab0bc
[   53.734946][   T12] RBP: ff1100001a9fa000 R08: 1fe2200002835619 R09: ff11000001aed1d0
[   53.735131][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   53.735329][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012d32000
[   53.735519][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   53.735743][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.735904][   T12] CR2: 000055669eb10d5c CR3: 0000000012f44003 CR4: 0000000000771ef0
[   53.736091][   T12] PKRU: 55555554
[   53.736185][   T12] Call Trace:
[   53.736280][   T12]  <TASK>
[   53.736355][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   53.736484][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   53.736580][   T12]  netif_close_many (net/core/dev.c:1804)
[   53.736711][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   53.736837][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   53.736992][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   53.737152][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   53.737281][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.737440][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   53.737564][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.737699][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.737822][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.737945][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.738069][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   53.738194][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   53.738328][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.738454][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.738576][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.738704][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.738830][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.738958][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.739082][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.739212][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.739348][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.739477][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.739604][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.739734][   T12]  kthread (kernel/kthread.c:436)
[   53.739827][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.739981][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.740105][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.740231][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.740394][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.740521][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.740646][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.743063][   T12] ------------[ cut here ]------------
| [   53.743248][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   53.744044][   T12] Modules linked in: vxlan
| [   53.744618][   T12] Tainted: [W]=WARN
[   53.744774][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.744983][   T12] Workqueue: netns cleanup_net
[   53.745163][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.745402][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.745898][   T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286
[   53.746105][   T12] RAX: 00000000ffffffa6 RBX: ff11000014d14580 RCX: 1ff4000000018ec7
[   53.746372][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014d1463c
[   53.746609][   T12] RBP: ff11000012d32000 R08: 1fe22000029a28c9 R09: ff11000001aed1d0
[   53.746852][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   53.747087][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001640a000
[   53.747347][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   53.747617][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.747837][   T12] CR2: 00007f378bc72668 CR3: 000000001a8d1005 CR4: 0000000000771ef0
[   53.748075][   T12] PKRU: 55555554
[   53.748218][   T12] Call Trace:
[   53.748451][   T12]  <TASK>
[   53.748617][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   53.748859][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   53.749098][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   53.749286][   T12]  netif_close_many (net/core/dev.c:1804)
[   53.749479][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   53.749656][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   53.749871][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   53.750078][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   53.750256][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.750483][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   53.750689][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.750869][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.751045][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.751221][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.751436][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   53.751622][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   53.751810][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.751991][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.752167][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.752362][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.752542][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.752726][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.752907][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.753088][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.753263][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.753465][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.753645][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.753828][   T12]  kthread (kernel/kthread.c:436)
[   53.753974][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.754183][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.754383][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.754560][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.754776][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.754951][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.755126][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.757603][   T12] ------------[ cut here ]------------
| [   53.757782][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   53.758071][   T12] Modules linked in: vxlan
| [   53.758619][   T12] Tainted: [W]=WARN
[   53.758773][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.758978][   T12] Workqueue: netns cleanup_net
[   53.759168][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.759408][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.759932][   T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286
[   53.760139][   T12] RAX: 00000000ffffffa6 RBX: ff11000005561e00 RCX: 1ff4000000018ec7
[   53.760396][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005561ebc
[   53.760635][   T12] RBP: ff1100001640a000 R08: 1fe2200000aac3d9 R09: ff11000001aed1d0
[   53.760880][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   53.761115][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000135ea000
[   53.761372][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   53.761642][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.761857][   T12] CR2: 00007f378bc72668 CR3: 000000000d14d001 CR4: 0000000000771ef0
[   53.762096][   T12] PKRU: 55555554
[   53.762242][   T12] Call Trace:
[   53.762399][   T12]  <TASK>
[   53.762547][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   53.762738][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   53.762919][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   53.763067][   T12]  netif_close_many (net/core/dev.c:1804)
[   53.763246][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   53.763440][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   53.763650][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   53.763865][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   53.764044][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.764256][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   53.764460][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.764637][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.764821][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.764997][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.765180][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   53.765383][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   53.765559][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.765749][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.765928][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.766109][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.766292][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.766486][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.766708][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.766897][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.767074][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.767261][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.767463][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.767640][   T12]  kthread (kernel/kthread.c:436)
[   53.767791][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.768002][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.768179][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.768379][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.768588][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.768781][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.768960][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.771382][   T12] ------------[ cut here ]------------
| [   53.771553][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   53.771858][   T12] Modules linked in: vxlan
| [   53.772934][   T12] Tainted: [W]=WARN
[   53.773132][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.773416][   T12] Workqueue: netns cleanup_net
[   53.773650][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.773930][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.774496][   T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286
[   53.774760][   T12] RAX: 00000000ffffffa6 RBX: ff11000005560c80 RCX: 1ff4000000018ec7
[   53.775063][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005560d3c
[   53.775367][   T12] RBP: ff110000135ea000 R08: 1fe2200000aac1a9 R09: ff11000001aed1d0
[   53.775650][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   53.775946][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0
[   53.776237][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   53.776576][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.776841][   T12] CR2: 00007f378bc72668 CR3: 000000000d14d001 CR4: 0000000000771ef0
[   53.777129][   T12] PKRU: 55555554
[   53.777343][   T12] Call Trace:
[   53.777538][   T12]  <TASK>
[   53.777712][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   53.777939][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   53.778168][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   53.778385][   T12]  netif_close_many (net/core/dev.c:1804)
[   53.778615][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   53.778852][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   53.779109][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   53.779384][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   53.779615][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.779931][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   53.780120][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.780310][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.780507][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.780693][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.780874][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   53.781054][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   53.781233][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.781436][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.781615][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.781800][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.781979][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.782156][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.782362][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.782577][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.782768][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.782959][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.783146][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.783347][   T12]  kthread (kernel/kthread.c:436)
[   53.783495][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.783707][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.783888][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.784075][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.784286][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.784481][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.784659][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.787458][   T12] ------------[ cut here ]------------
| [   53.787626][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   53.787918][   T12] Modules linked in: vxlan
| [   53.788935][   T12] Tainted: [W]=WARN
[   53.789128][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.789405][   T12] Workqueue: netns cleanup_net
[   53.789631][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.789897][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.790446][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   53.790705][   T12] RAX: 00000000ffffffa6 RBX: ff11000014e2a040 RCX: 1ff4000000018eed
[   53.790980][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014e2a0fc
[   53.791256][   T12] RBP: ff11000015b5c000 R08: 1fe22000029c5421 R09: ff11000001aed1d0
[   53.791555][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   53.791852][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.792128][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   53.792459][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.792719][   T12] CR2: 00007f378bc72668 CR3: 000000000d14d001 CR4: 0000000000771ef0
[   53.792996][   T12] PKRU: 55555554
[   53.793180][   T12] Call Trace:
[   53.793388][   T12]  <TASK>
[   53.793548][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.793805][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.794052][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   53.794277][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.794543][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.794795][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.795017][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   53.795189][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   53.795382][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.795557][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.795746][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.795917][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.796091][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.796263][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.796458][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.796634][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.796815][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.796995][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.797172][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.797364][   T12]  kthread (kernel/kthread.c:436)
[   53.797508][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.797717][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.797892][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.798081][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.798293][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.798482][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.798655][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.801471][   T12] ------------[ cut here ]------------
| [   53.801640][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   53.801927][   T12] Modules linked in: vxlan
| [   53.802562][   T12] Tainted: [W]=WARN
[   53.802759][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.803004][   T12] Workqueue: netns cleanup_net
[   53.803228][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.803506][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.804040][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   53.804298][   T12] RAX: 00000000ffffffa6 RBX: ff11000005a14040 RCX: 1ff4000000018eed
[   53.804591][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005a140fc
[   53.804884][   T12] RBP: ff1100001942c000 R08: 1fe2200000b42821 R09: ff11000001aed1d0
[   53.805161][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   53.805458][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.805741][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   53.806046][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.806303][   T12] CR2: 00007f378bc72668 CR3: 000000000d14d001 CR4: 0000000000771ef0
[   53.806600][   T12] PKRU: 55555554
[   53.806794][   T12] Call Trace:
[   53.806978][   T12]  <TASK>
[   53.807135][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.807407][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.807655][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   53.807883][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.808103][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.808343][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.808570][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   53.808801][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   53.809019][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.809247][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.809482][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.809710][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.809929][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.810168][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.810431][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.810692][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.810889][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.811062][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.811240][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.811427][   T12]  kthread (kernel/kthread.c:436)
[   53.811571][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.811779][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.811955][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.812129][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.812351][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.812522][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.812702][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.815457][   T12] ------------[ cut here ]------------
| [   53.815622][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   53.815912][   T12] Modules linked in: vxlan
| [   53.816568][   T12] Tainted: [W]=WARN
[   53.816764][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.817011][   T12] Workqueue: netns cleanup_net
[   53.817232][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.817505][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.818034][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   53.818286][   T12] RAX: 00000000ffffffa6 RBX: ff1100000549c900 RCX: 1ff4000000018eed
[   53.818584][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000549c9bc
[   53.818867][   T12] RBP: ff110000117e4000 R08: 1fe2200000a93939 R09: ff11000001aed1d0
[   53.819146][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   53.819444][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.819728][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   53.820033][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.820286][   T12] CR2: 00007f378bc72668 CR3: 000000000d14d001 CR4: 0000000000771ef0
[   53.820579][   T12] PKRU: 55555554
[   53.820776][   T12] Call Trace:
[   53.820959][   T12]  <TASK>
[   53.821158][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.821432][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.821688][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   53.821906][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.822124][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.822360][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.822580][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   53.822824][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   53.823041][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.823263][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.823504][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.823764][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.824031][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.824343][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.824620][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.824927][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.825191][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.825487][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.825762][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.826245][   T12]  kthread (kernel/kthread.c:436)
[   53.826420][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.826619][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.826801][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.826987][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.827196][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.827391][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.827565][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.830067][   T12] ------------[ cut here ]------------
| [   53.830249][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   53.831016][   T12] Modules linked in: vxlan
| [   53.831627][   T12] Tainted: [W]=WARN
[   53.831825][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.832075][   T12] Workqueue: netns cleanup_net
[   53.832310][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.832625][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.833157][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   53.833581][   T12] RAX: 00000000ffffffa6 RBX: ff11000012b0b540 RCX: 1ff4000000018eed
[   53.833862][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0b5fc
[   53.834137][   T12] RBP: ff11000008619000 R08: 1fe22000025616c1 R09: ff11000001aed1d0
[   53.834436][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   53.834723][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.834998][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   53.835346][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.835598][   T12] CR2: 00007f378bc72668 CR3: 000000000d14d001 CR4: 0000000000771ef0
[   53.835884][   T12] PKRU: 55555554
[   53.836071][   T12] Call Trace:
[   53.836300][   T12]  <TASK>
[   53.836517][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.836866][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.837155][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   53.837441][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.837719][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.837981][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.838244][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   53.838521][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   53.838723][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.838898][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.839072][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.839246][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.839439][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.839616][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.839799][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.839975][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.840147][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.840399][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.840579][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.840789][   T12]  kthread (kernel/kthread.c:436)
[   53.840933][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.841132][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.841305][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.841491][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.841702][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.841872][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.842044][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.844578][   T12] ------------[ cut here ]------------
| [   53.844752][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   53.845031][   T12] Modules linked in: vxlan
| [   53.845922][   T12] Tainted: [W]=WARN
[   53.846110][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.846400][   T12] Workqueue: netns cleanup_net
[   53.846621][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.846883][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.847424][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   53.847690][   T12] RAX: 00000000ffffffa6 RBX: ff11000012b0bc40 RCX: 1ff4000000018eed
[   53.847963][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0bcfc
[   53.848240][   T12] RBP: ff11000019449000 R08: 1fe22000025617a1 R09: ff11000001aed1d0
[   53.848536][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   53.848819][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.849097][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   53.849419][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.849669][   T12] CR2: 00007f378bc72668 CR3: 000000000d14d001 CR4: 0000000000771ef0
[   53.849953][   T12] PKRU: 55555554
[   53.850137][   T12] Call Trace:
[   53.850343][   T12]  <TASK>
[   53.850503][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.850758][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.851003][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   53.851220][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.851535][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.851759][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.851980][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   53.852201][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   53.852437][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.852657][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.852884][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.853100][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.853342][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.853512][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.853693][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.853873][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.854045][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.854221][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.854495][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.854753][   T12]  kthread (kernel/kthread.c:436)
[   53.854896][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.855094][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.855268][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.855532][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.855742][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.855914][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.856089][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.859198][   T12] ------------[ cut here ]------------
| [   53.860008][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   53.860426][   T12] Modules linked in: vxlan
| [   53.861062][   T12] Tainted: [W]=WARN
[   53.861250][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.861520][   T12] Workqueue: netns cleanup_net
[   53.861753][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.862022][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.862563][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   53.862822][   T12] RAX: 00000000ffffffa6 RBX: ff11000012b0b1c0 RCX: 1ff4000000018eed
[   53.863093][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0b27c
[   53.863388][   T12] RBP: ff1100001a9fa000 R08: 1fe2200002561651 R09: ff11000001aed1d0
[   53.863660][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   53.863942][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.864218][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   53.864541][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.864801][   T12] CR2: 00007f378bc72668 CR3: 000000000d14d001 CR4: 0000000000771ef0
[   53.865080][   T12] PKRU: 55555554
[   53.865264][   T12] Call Trace:
[   53.865468][   T12]  <TASK>
[   53.865628][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.865886][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.866130][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   53.866363][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.866581][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.866800][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.867020][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   53.867239][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   53.867474][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.867705][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.867923][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.868139][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.868376][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.868594][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.868821][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.869042][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.869257][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.869511][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.869793][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.870068][   T12]  kthread (kernel/kthread.c:436)
[   53.870414][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.870728][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.870994][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.871187][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.871435][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.871608][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.871804][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.874664][   T12] ------------[ cut here ]------------
| [   53.874836][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   53.875142][   T12] Modules linked in: vxlan
| [   53.876034][   T12] Tainted: [W]=WARN
[   53.876220][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.876495][   T12] Workqueue: netns cleanup_net
[   53.876727][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.876984][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.877526][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   53.877795][   T12] RAX: 00000000ffffffa6 RBX: ff110000129c8ac0 RCX: 1ff4000000018eed
[   53.878070][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129c8b7c
[   53.878360][   T12] RBP: ff11000012d32000 R08: 1fe2200002539171 R09: ff11000001aed1d0
[   53.878636][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   53.878920][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.879197][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   53.879521][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.879773][   T12] CR2: 00007f378bc72668 CR3: 000000000d14d001 CR4: 0000000000771ef0
[   53.880049][   T12] PKRU: 55555554
[   53.880232][   T12] Call Trace:
[   53.880439][   T12]  <TASK>
[   53.880597][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.880856][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.881098][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   53.881338][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.881559][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.881784][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.882003][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   53.882262][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   53.882547][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.882835][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.883096][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.883285][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.883470][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.883640][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.883817][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.883991][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.884159][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.884354][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.884532][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.884711][   T12]  kthread (kernel/kthread.c:436)
[   53.884853][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.885051][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.885222][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.885415][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.885616][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.885816][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.885993][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.888860][   T12] ------------[ cut here ]------------
| [   53.889025][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   53.889308][   T12] Modules linked in: vxlan
| [   53.890476][   T12] Tainted: [W]=WARN
[   53.890663][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.890918][   T12] Workqueue: netns cleanup_net
[   53.891141][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.891418][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.891999][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   53.892244][   T12] RAX: 00000000ffffffa6 RBX: ff11000005561700 RCX: 1ff4000000018eed
[   53.892533][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000055617bc
[   53.892817][   T12] RBP: ff1100001640a000 R08: 1fe2200000aac2f9 R09: ff11000001aed1d0
[   53.893089][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   53.893381][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.893659][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   53.893991][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.894240][   T12] CR2: 00007f378bc72668 CR3: 000000000d14d001 CR4: 0000000000771ef0
[   53.894537][   T12] PKRU: 55555554
[   53.894729][   T12] Call Trace:
[   53.894913][   T12]  <TASK>
[   53.895074][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.895374][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.895654][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   53.895880][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.896097][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.896339][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.896558][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   53.896786][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   53.897007][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.897271][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.897511][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.897736][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.897957][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.898174][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.898416][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.898639][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.898864][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.899087][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.899373][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.899590][   T12]  kthread (kernel/kthread.c:436)
[   53.899787][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.900071][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.900372][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.900632][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.900945][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.901209][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.901505][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.904820][   T12] ------------[ cut here ]------------
| [   53.904974][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   53.905218][   T12] Modules linked in: vxlan
| [   53.905631][   T12] Tainted: [W]=WARN
[   53.905726][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.905875][   T12] Workqueue: netns cleanup_net
[   53.906007][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.906165][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.906709][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   53.906883][   T12] RAX: 00000000ffffffa6 RBX: ff11000014e2a580 RCX: 1ff4000000018eed
[   53.907069][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014e2a63c
[   53.907250][   T12] RBP: ff110000135ea000 R08: 1fe22000029c54c9 R09: ff11000001aed1d0
[   53.907506][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   53.907690][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.907871][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   53.908079][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.908324][   T12] CR2: 000055669eb10d5c CR3: 0000000012f44003 CR4: 0000000000771ef0
[   53.908516][   T12] PKRU: 55555554
[   53.908608][   T12] Call Trace:
[   53.908703][   T12]  <TASK>
[   53.908766][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.908965][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.909112][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   53.909232][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   53.909404][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.909525][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   53.909647][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   53.909776][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   53.909897][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.910021][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.910144][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.910265][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.910432][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.910556][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.910683][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.910807][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.910926][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.911049][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.911174][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.911296][   T12]  kthread (kernel/kthread.c:436)
[   53.911392][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.911542][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.911660][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.911788][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.911937][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.912055][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.912178][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.923734][   T12] ------------[ cut here ]------------
| [   53.923884][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   53.924143][   T12] Modules linked in: vxlan
| [   53.924572][   T12] Tainted: [W]=WARN
[   53.924667][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.924830][   T12] Workqueue: netns cleanup_net
[   53.924960][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.925123][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.925579][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   53.925746][   T12] RAX: 00000000ffffffa6 RBX: ff11000012a611c0 RCX: 1ff4000000018eaf
[   53.925934][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012a6127c
[   53.926120][   T12] RBP: ff1100001a984000 R08: 1fe220000254c251 R09: ff11000001aed1d0
[   53.926328][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   53.926515][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001a989000
[   53.926711][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   53.926934][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.927096][   T12] CR2: 00007fff72066e98 CR3: 0000000012f44006 CR4: 0000000000771ef0
[   53.927287][   T12] PKRU: 55555554
[   53.927389][   T12] Call Trace:
[   53.927483][   T12]  <TASK>
[   53.927549][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   53.927681][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   53.927779][   T12]  netif_close_many (net/core/dev.c:1804)
[   53.927909][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.928034][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.928159][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.928286][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   53.928425][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   53.928583][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   53.928750][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.928876][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.929035][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.929164][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.929293][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.929459][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   53.929588][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.929722][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.929848][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   53.929974][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   53.930103][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.930233][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   53.930371][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.930502][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.930628][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.930762][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.930889][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.931016][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.931148][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.931280][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.931411][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.931542][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.931679][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.931805][   T12]  kthread (kernel/kthread.c:436)
[   53.931900][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.932057][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.932184][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.932316][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.932477][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.932602][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.932733][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.934930][   T12] ------------[ cut here ]------------
| [   53.935110][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   53.935452][   T12] Modules linked in: vxlan
| [   53.935986][   T12] Tainted: [W]=WARN
[   53.936131][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.936371][   T12] Workqueue: netns cleanup_net
[   53.936554][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.936779][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.937269][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   53.937497][   T12] RAX: 00000000ffffffa6 RBX: ff11000011e3da80 RCX: 1ff4000000018eaf
[   53.937746][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e3db3c
[   53.937981][   T12] RBP: ff1100001a989000 R08: 1fe22000023c7b69 R09: ff11000001aed1d0
[   53.938216][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   53.938475][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000014f79000
[   53.938722][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   53.938987][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.939195][   T12] CR2: 00005566d8bbd618 CR3: 0000000016426006 CR4: 0000000000771ef0
[   53.939455][   T12] PKRU: 55555554
[   53.939599][   T12] Call Trace:
[   53.939752][   T12]  <TASK>
[   53.939866][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   53.940044][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   53.940223][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   53.940394][   T12]  netif_close_many (net/core/dev.c:1804)
[   53.940573][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.940753][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.940929][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.941106][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   53.941284][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   53.941508][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   53.941727][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.941905][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.942112][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.942289][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.942480][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.942696][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   53.942875][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.943053][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.943230][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   53.943429][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   53.943606][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.943794][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   53.943970][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.944151][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.944350][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.944526][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.944715][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.944892][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.945069][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.945249][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.945443][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.945626][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.945816][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.945993][   T12]  kthread (kernel/kthread.c:436)
[   53.946142][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.946370][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.946548][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.946735][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.946944][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.947122][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.947300][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.949839][   T12] ------------[ cut here ]------------
| [   53.950014][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   53.950358][   T12] Modules linked in: vxlan
| [   53.950889][   T12] Tainted: [W]=WARN
[   53.951068][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.951282][   T12] Workqueue: netns cleanup_net
[   53.951485][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.951708][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.952217][   T12] RSP: 0018:ffa00000000c7510 EFLAGS: 00010286
[   53.952456][   T12] RAX: 00000000ffffffa6 RBX: ff1100001671be00 RCX: 1ff4000000018e68
[   53.952706][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001671bebc
[   53.952949][   T12] RBP: ff1100001040c000 R08: 1fe2200002ce37d9 R09: ff11000001aed1d0
[   53.953193][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   53.953491][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001946c000
[   53.953746][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   53.954021][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.954240][   T12] CR2: 00005566d8bbd618 CR3: 000000000d14d001 CR4: 0000000000771ef0
[   53.954502][   T12] PKRU: 55555554
[   53.954650][   T12] Call Trace:
[   53.954806][   T12]  <TASK>
[   53.954924][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   53.955108][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   53.955259][   T12]  netif_close_many (net/core/dev.c:1804)
[   53.955464][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   53.955650][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.955843][   T12]  vlan_device_event (net/8021q/vlan.c:475)
[   53.956029][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[   53.956213][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   53.956414][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   53.956596][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[   53.956793][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   53.956978][   T12]  netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805)
[   53.957157][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.957362][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.957544][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.957733][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   53.957916][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   53.958133][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   53.958373][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.958559][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.958781][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.958964][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.959145][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.959380][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   53.959571][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.959757][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.959939][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   53.960120][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   53.960306][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.960507][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   53.960694][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.960884][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.961069][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.961249][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.961452][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.961633][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.961826][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.962012][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.962192][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.962401][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.962589][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.962779][   T12]  kthread (kernel/kthread.c:436)
[   53.962940][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.963154][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.963363][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.963545][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.963772][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.963955][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.964136][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.966731][   T12] ------------[ cut here ]------------
| [   53.966914][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   53.967215][   T12] Modules linked in: vxlan
| [   53.967782][   T12] Tainted: [W]=WARN
[   53.967932][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.968146][   T12] Workqueue: netns cleanup_net
[   53.968355][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.968576][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.969095][   T12] RSP: 0018:ffa00000000c7510 EFLAGS: 00010286
[   53.969330][   T12] RAX: 00000000ffffffa6 RBX: ff110000129c9000 RCX: 1ff4000000018e68
[   53.969572][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129c90bc
[   53.969821][   T12] RBP: ff1100001946c000 R08: 1fe2200002539219 R09: ff11000001aed1d0
[   53.970066][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   53.970329][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c75b0
[   53.970578][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   53.970864][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.971078][   T12] CR2: 00005566d8bbd618 CR3: 000000000d14d001 CR4: 0000000000771ef0
[   53.971348][   T12] PKRU: 55555554
[   53.971496][   T12] Call Trace:
[   53.971684][   T12]  <TASK>
[   53.971802][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   53.971985][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   53.972165][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   53.972335][   T12]  netif_close_many (net/core/dev.c:1804)
[   53.972523][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   53.972710][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.972900][   T12]  vlan_device_event (net/8021q/vlan.c:475)
[   53.973086][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[   53.973271][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   53.973468][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   53.973651][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[   53.973846][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   53.974034][   T12]  netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805)
[   53.974216][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.974420][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.974604][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.974788][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   53.974971][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   53.975188][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   53.975460][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.975644][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.975866][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.976050][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.976228][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.976465][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   53.976651][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.976843][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.977025][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   53.977209][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   53.977416][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.977601][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   53.977784][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.977970][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.978151][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.978351][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.978535][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.978727][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.978909][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.979095][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.979277][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.979475][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.979662][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.979850][   T12]  kthread (kernel/kthread.c:436)
[   53.980001][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.980213][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.980419][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.980601][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.980819][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.981000][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.981185][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.983897][   T12] ------------[ cut here ]------------
| [   53.984088][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   53.984413][   T12] Modules linked in: vxlan
| [   53.984932][   T12] Tainted: [W]=WARN
[   53.985075][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.985285][   T12] Workqueue: netns cleanup_net
[   53.985482][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.985701][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.986192][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   53.986426][   T12] RAX: 00000000ffffffa6 RBX: ff110000167a8e40 RCX: 1ff4000000018eaf
[   53.986663][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000167a8efc
[   53.986907][   T12] RBP: ff11000014f79000 R08: 1fe2200002cf51e1 R09: ff11000001aed1d0
[   53.987141][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   53.987399][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000019681000
[   53.987636][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   53.987913][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.988121][   T12] CR2: 00005566d8bbd618 CR3: 000000000d14d001 CR4: 0000000000771ef0
[   53.988379][   T12] PKRU: 55555554
[   53.988526][   T12] Call Trace:
[   53.988669][   T12]  <TASK>
[   53.988793][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   53.988970][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   53.989148][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   53.989295][   T12]  netif_close_many (net/core/dev.c:1804)
[   53.989488][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.989662][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.989848][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.990024][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   53.990201][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   53.990431][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   53.990641][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.990823][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.991029][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.991205][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.991406][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   53.991615][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   53.991801][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   53.991980][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   53.992155][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   53.992355][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   53.992535][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   53.992726][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   53.992900][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.993080][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   53.993258][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   53.993454][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   53.993631][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   53.993816][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.993998][   T12]  process_one_work (kernel/workqueue.c:3314)
[   53.994181][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   53.994379][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.994641][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   53.994829][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   53.995003][   T12]  kthread (kernel/kthread.c:436)
[   53.995148][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.995375][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.995555][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   53.995739][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   53.995945][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   53.996200][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   53.996398][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   53.999091][   T12] ------------[ cut here ]------------
| [   53.999273][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   53.999581][   T12] Modules linked in: vxlan
| [   54.000183][   T12] Tainted: [W]=WARN
[   54.000432][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.000639][   T12] Workqueue: netns cleanup_net
[   54.000824][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.001209][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.001749][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   54.002044][   T12] RAX: 00000000ffffffa6 RBX: ff110000167a9e00 RCX: 1ff4000000018eaf
[   54.002295][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000167a9ebc
[   54.002555][   T12] RBP: ff11000019681000 R08: 1fe2200002cf53d9 R09: ff11000001aed1d0
[   54.002808][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   54.003129][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000052b4000
[   54.003475][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   54.003755][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.003961][   T12] CR2: 00005566d8bbd618 CR3: 000000000d14d001 CR4: 0000000000771ef0
[   54.004198][   T12] PKRU: 55555554
[   54.004443][   T12] Call Trace:
[   54.004586][   T12]  <TASK>
[   54.004709][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.004886][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   54.005062][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.005294][   T12]  netif_close_many (net/core/dev.c:1804)
[   54.005499][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.005681][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.005855][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.006032][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   54.006209][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   54.006466][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   54.006685][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   54.006946][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.007151][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   54.007347][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.007525][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   54.007840][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   54.008021][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.008199][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.008489][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.008668][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   54.008853][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.009031][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.009206][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.009403][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.009579][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.009765][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.009945][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.010121][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.010302][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.010497][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.010762][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.010947][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.011128][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.011366][   T12]  kthread (kernel/kthread.c:436)
[   54.011594][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.011808][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.012066][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.012260][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.012666][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.012853][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.013030][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.016047][   T12] ------------[ cut here ]------------
| [   54.016225][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   54.016547][   T12] Modules linked in: vxlan
| [   54.017106][   T12] Tainted: [W]=WARN
[   54.017259][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.017492][   T12] Workqueue: netns cleanup_net
[   54.017687][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.017908][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.018447][   T12] RSP: 0018:ffa00000000c7510 EFLAGS: 00010286
[   54.018754][   T12] RAX: 00000000ffffffa6 RBX: ff1100000538c580 RCX: 1ff4000000018e68
[   54.019081][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000538c63c
[   54.019343][   T12] RBP: ff110000196dc000 R08: 1fe2200000a718c9 R09: ff11000001aed1d0
[   54.019669][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   54.019920][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001a84c000
[   54.020161][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   54.020647][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.020876][   T12] CR2: 00005566d8bbd618 CR3: 000000000d14d001 CR4: 0000000000771ef0
[   54.021220][   T12] PKRU: 55555554
[   54.021397][   T12] Call Trace:
[   54.021546][   T12]  <TASK>
[   54.021665][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.021863][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.022098][   T12]  netif_close_many (net/core/dev.c:1804)
[   54.022284][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   54.022495][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.022688][   T12]  vlan_device_event (net/8021q/vlan.c:475)
[   54.022957][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[   54.023140][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   54.023340][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   54.023521][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[   54.023799][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   54.023993][   T12]  netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805)
[   54.024175][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.024370][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.024633][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.024823][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   54.025003][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   54.025217][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   54.025454][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   54.025638][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.025883][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   54.026063][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.026348][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   54.026561][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   54.026750][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.027016][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.027201][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.027401][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   54.027584][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.027859][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.028060][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.028245][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.028445][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.028719][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.028907][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.029090][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.029278][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.029559][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.029748][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.029934][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.030118][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.030406][   T12]  kthread (kernel/kthread.c:436)
[   54.030555][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.030776][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.030956][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.031218][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.031451][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.031631][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.031825][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.034862][   T12] ------------[ cut here ]------------
| [   54.035045][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   54.035956][   T12] Modules linked in: vxlan
| [   54.036756][   T12] Tainted: [W]=WARN
[   54.036956][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.037507][   T12] Workqueue: netns cleanup_net
[   54.037968][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.038241][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.038821][   T12] RSP: 0018:ffa00000000c7510 EFLAGS: 00010286
[   54.039086][   T12] RAX: 00000000ffffffa6 RBX: ff1100000538d700 RCX: 1ff4000000018e68
[   54.039401][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000538d7bc
[   54.039702][   T12] RBP: ff1100001a84c000 R08: 1fe2200000a71af9 R09: ff11000001aed1d0
[   54.040002][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   54.040305][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c75b0
[   54.040624][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   54.040962][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.041258][   T12] CR2: 00005566d8bbd618 CR3: 000000000d14d001 CR4: 0000000000771ef0
[   54.041576][   T12] PKRU: 55555554
[   54.041792][   T12] Call Trace:
[   54.041990][   T12]  <TASK>
[   54.042159][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.042412][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   54.042643][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.042853][   T12]  netif_close_many (net/core/dev.c:1804)
[   54.043184][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   54.043384][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.043566][   T12]  vlan_device_event (net/8021q/vlan.c:475)
[   54.043844][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[   54.044023][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   54.044201][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   54.044399][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[   54.044612][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   54.044802][   T12]  netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805)
[   54.045066][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.045279][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.045590][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.045779][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   54.045959][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   54.046170][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   54.046488][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   54.046679][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.046892][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   54.047072][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.047250][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   54.047481][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   54.047753][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.047935][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.048116][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.048300][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   54.048497][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.048699][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.048886][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.049069][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.049250][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.049446][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.049628][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.049903][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.050084][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.050272][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.050549][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.050742][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.050924][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.051133][   T12]  kthread (kernel/kthread.c:436)
[   54.051288][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.051602][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.051787][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.051967][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.052177][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.052378][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.052562][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.055427][   T12] ------------[ cut here ]------------
| [   54.055597][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   54.055984][   T12] Modules linked in: vxlan
| [   54.056716][   T12] Tainted: [W]=WARN
[   54.056928][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.057203][   T12] Workqueue: netns cleanup_net
[   54.057480][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.057784][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.058363][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   54.058636][   T12] RAX: 00000000ffffffa6 RBX: ff110000115b8ac0 RCX: 1ff4000000018eaf
[   54.058952][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000115b8b7c
[   54.059249][   T12] RBP: ff110000052b4000 R08: 1fe22000022b7171 R09: ff11000001aed1d0
[   54.059565][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   54.059871][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000001dec000
[   54.060183][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   54.060536][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.060827][   T12] CR2: 00005566d8bbd618 CR3: 000000000d14d001 CR4: 0000000000771ef0
[   54.061131][   T12] PKRU: 55555554
[   54.061353][   T12] Call Trace:
[   54.061558][   T12]  <TASK>
[   54.061742][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.061986][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   54.062226][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.062605][   T12]  netif_close_many (net/core/dev.c:1804)
[   54.062847][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.063112][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.063366][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.063606][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   54.063857][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   54.064119][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   54.064400][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   54.064647][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.064971][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   54.065247][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.065516][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   54.065811][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   54.066045][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.066285][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.066530][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.066767][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   54.066994][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.067218][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.067464][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.067701][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.067928][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.068155][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.068405][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.068635][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.068870][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.069099][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.069348][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.069578][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.069813][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.070046][   T12]  kthread (kernel/kthread.c:436)
[   54.070242][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.070519][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.070753][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.070982][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.071235][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.071481][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.071714][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.075568][   T12] ------------[ cut here ]------------
| [   54.075710][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   54.075967][   T12] Modules linked in: vxlan
| [   54.077400][   T12] Tainted: [W]=WARN
[   54.077504][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.077661][   T12] Workqueue: netns cleanup_net
[   54.077797][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.077965][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.078544][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   54.078709][   T12] RAX: 00000000ffffffa6 RBX: ff11000004bea040 RCX: 1ff4000000018eaf
[   54.078898][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004bea0fc
[   54.079085][   T12] RBP: ff11000001dec000 R08: 1fe220000097d421 R09: ff11000001aed1d0
[   54.079279][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   54.079557][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000110d4000
[   54.079771][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   54.079989][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.080147][   T12] CR2: 00007f2f2cf80574 CR3: 000000000d14d002 CR4: 0000000000771ef0
[   54.080425][   T12] PKRU: 55555554
[   54.080521][   T12] Call Trace:
[   54.080614][   T12]  <TASK>
[   54.080684][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.080812][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   54.080938][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.081033][   T12]  netif_close_many (net/core/dev.c:1804)
[   54.081159][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.081289][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.081505][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.081630][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   54.081761][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   54.081918][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   54.082076][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   54.082200][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.082453][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   54.082578][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.082706][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   54.082865][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   54.082992][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.083118][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.083247][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.083465][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   54.083593][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.083724][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.083852][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.083981][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.084108][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.084238][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.084461][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.084586][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.084718][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.084848][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.084981][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.085115][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.085246][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.085501][   T12]  kthread (kernel/kthread.c:436)
[   54.085596][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.085756][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.085883][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.086008][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.086165][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.086293][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.086523][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.093498][   T12] ------------[ cut here ]------------
| [   54.093655][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   54.093909][   T12] Modules linked in: vxlan
| [   54.094333][   T12] Tainted: [W]=WARN
[   54.094437][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.094597][   T12] Workqueue: netns cleanup_net
[   54.094733][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.094896][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.095454][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   54.095616][   T12] RAX: 00000000ffffffa6 RBX: ff11000004bebe00 RCX: 1ff4000000018eaf
[   54.095811][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004bebebc
[   54.096003][   T12] RBP: ff110000110d4000 R08: 1fe220000097d7d9 R09: ff11000001aed1d0
[   54.096193][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   54.096444][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   54.096635][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   54.096859][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.097015][   T12] CR2: 0000556d6bbf62b8 CR3: 0000000004b80006 CR4: 0000000000771ef0
[   54.097206][   T12] PKRU: 55555554
[   54.097304][   T12] Call Trace:
[   54.097451][   T12]  <TASK>
[   54.097518][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.097642][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   54.097773][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.097870][   T12]  netif_close_many (net/core/dev.c:1804)
[   54.097995][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.098119][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.098244][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.098447][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   54.098576][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   54.098742][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   54.098899][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   54.099024][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.099180][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   54.099312][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.099518][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   54.099683][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   54.099812][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.099938][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.100065][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.100191][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   54.100394][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.100523][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.100647][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.100785][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.100912][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.101036][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.101162][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.101289][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.101498][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.101628][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.101755][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.101884][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.102013][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.102138][   T12]  kthread (kernel/kthread.c:436)
[   54.102234][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.102469][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.102593][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.102725][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.102881][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.103005][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.103135][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.106110][   T12] ------------[ cut here ]------------
| [   54.106234][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   54.106483][   T12] Modules linked in: vxlan
| [   54.106885][   T12] Tainted: [W]=WARN
[   54.106976][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.107127][   T12] Workqueue: netns cleanup_net
[   54.107253][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.107418][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.107855][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   54.108007][   T12] RAX: 00000000ffffffa6 RBX: ff11000015ee5e00 RCX: 1ff4000000018ed5
[   54.108190][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000015ee5ebc
[   54.108378][   T12] RBP: ff1100001a984000 R08: 1fe2200002bdcbd9 R09: ff11000001aed1d0
[   54.108559][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   54.108743][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.108923][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   54.109134][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.109286][   T12] CR2: 0000556d6bbf62b8 CR3: 0000000004b80006 CR4: 0000000000771ef0
[   54.109478][   T12] PKRU: 55555554
[   54.109567][   T12] Call Trace:
[   54.109661][   T12]  <TASK>
[   54.109735][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.109889][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.110040][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   54.110161][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.110283][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   54.110446][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.110569][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.110700][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.110820][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   54.110942][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.111064][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.111184][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.111312][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.111439][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.111559][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.111685][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.111812][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.111935][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.112064][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.112190][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.112324][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.112452][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.112571][   T12]  kthread (kernel/kthread.c:436)
[   54.112664][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.112822][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.112942][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.113064][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.113220][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.114176][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.114306][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.118799][   T12] ------------[ cut here ]------------
| [   54.118942][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   54.119188][   T12] Modules linked in: vxlan
| [   54.119614][   T12] Tainted: [W]=WARN
[   54.119720][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.119877][   T12] Workqueue: netns cleanup_net
[   54.120006][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.120168][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.120641][   T12] RSP: 0018:ffa00000000c75d8 EFLAGS: 00010286
[   54.120801][   T12] RAX: 00000000ffffffa6 RBX: ff110000167a8c80 RCX: 1ff4000000018e81
[   54.120987][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000167a8d3c
[   54.121175][   T12] RBP: ff1100001946c000 R08: 1fe2200002cf51a9 R09: ff11000001aed1d0
[   54.121373][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   54.121563][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.121756][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   54.121978][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.122133][   T12] CR2: 0000556d6bbf62b8 CR3: 0000000004b80006 CR4: 0000000000771ef0
[   54.122329][   T12] PKRU: 55555554
[   54.122423][   T12] Call Trace:
[   54.122517][   T12]  <TASK>
[   54.122582][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.122749][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.122906][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   54.123032][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   54.123161][   T12]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   54.123330][   T12]  vlan_device_event (net/8021q/vlan.c:515)
[   54.123456][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[   54.123582][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   54.123713][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[   54.123841][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   54.123970][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   54.124128][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.124282][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   54.124999][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.125127][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   54.125307][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.125486][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.125615][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.125747][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   54.125877][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.126004][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.126128][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.126255][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.126436][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.126561][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.126694][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.126817][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.126943][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.127071][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.127196][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.127382][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.127513][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.127647][   T12]  kthread (kernel/kthread.c:436)
[   54.127749][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.127906][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.128031][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.128157][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.128369][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.128494][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.128620][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.134489][   T12] ------------[ cut here ]------------
| [   54.134650][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   54.134901][   T12] Modules linked in: vxlan
| [   54.135349][   T12] Tainted: [W]=WARN
[   54.135446][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.135602][   T12] Workqueue: netns cleanup_net
[   54.135739][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.135903][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.136361][   T12] RSP: 0018:ffa00000000c75d8 EFLAGS: 00010286
[   54.136519][   T12] RAX: 00000000ffffffa6 RBX: ff11000013d45000 RCX: 1ff4000000018e81
[   54.136713][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013d450bc
[   54.136898][   T12] RBP: ff1100001040c000 R08: 1fe22000027a8a19 R09: ff11000001aed1d0
[   54.137082][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   54.137272][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.137469][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   54.137689][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.137847][   T12] CR2: 00007f2f2cf80574 CR3: 000000000d14d002 CR4: 0000000000771ef0
[   54.138038][   T12] PKRU: 55555554
[   54.138132][   T12] Call Trace:
[   54.138228][   T12]  <TASK>
[   54.138297][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.138465][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.138622][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   54.138756][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   54.138885][   T12]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   54.139063][   T12]  vlan_device_event (net/8021q/vlan.c:515)
[   54.139192][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[   54.139329][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   54.139454][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[   54.139583][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   54.139716][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   54.139876][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.140032][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   54.140158][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.140287][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   54.140453][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.140580][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.140711][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.140836][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   54.140962][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.141094][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.141217][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.141357][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.141484][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.141609][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.141742][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.141867][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.141992][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.142123][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.142253][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.142393][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.142523][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.142662][   T12]  kthread (kernel/kthread.c:436)
[   54.142762][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.142918][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.143043][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.143172][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.143338][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.143465][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.143590][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.145642][   T12] ------------[ cut here ]------------
| [   54.145781][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   54.146021][   T12] Modules linked in: vxlan
| [   54.146430][   T12] Tainted: [W]=WARN
[   54.146523][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.146678][   T12] Workqueue: netns cleanup_net
[   54.146804][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.146959][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.147715][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   54.147867][   T12] RAX: 00000000ffffffa6 RBX: ff11000013d44c80 RCX: 1ff4000000018ed5
[   54.148046][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013d44d3c
[   54.148223][   T12] RBP: ff1100001a989000 R08: 1fe22000027a89a9 R09: ff11000001aed1d0
[   54.148507][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   54.148689][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.148869][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   54.149084][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.149234][   T12] CR2: 00007f2f2cf80574 CR3: 000000000d14d002 CR4: 0000000000771ef0
[   54.149513][   T12] PKRU: 55555554
[   54.149603][   T12] Call Trace:
[   54.149697][   T12]  <TASK>
[   54.149760][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.150006][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.150156][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   54.150277][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.150491][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   54.150654][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.150783][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.150906][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.151026][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   54.151146][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.151273][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.151497][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.151623][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.151750][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.151868][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.151989][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.152108][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.152230][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.152443][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.152565][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.152745][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.152869][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.152988][   T12]  kthread (kernel/kthread.c:436)
[   54.153079][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.153227][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.153384][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.153506][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.153657][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.153781][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.153902][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.162547][   T12] ------------[ cut here ]------------
| [   54.162686][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   54.162939][   T12] Modules linked in: vxlan
| [   54.163355][   T12] Tainted: [W]=WARN
[   54.163452][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.163599][   T12] Workqueue: netns cleanup_net
[   54.163729][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.163888][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.164342][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   54.164493][   T12] RAX: 00000000ffffffa6 RBX: ff11000013d451c0 RCX: 1ff4000000018ed5
[   54.164669][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013d4527c
[   54.164857][   T12] RBP: ff11000014f79000 R08: 1fe22000027a8a51 R09: ff11000001aed1d0
[   54.165032][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   54.165208][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.165417][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   54.165631][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.165786][   T12] CR2: 00007fc58bcb7574 CR3: 000000000d14d001 CR4: 0000000000771ef0
[   54.166017][   T12] PKRU: 55555554
[   54.166125][   T12] Call Trace:
[   54.166215][   T12]  <TASK>
[   54.166284][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.166453][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.166601][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   54.166729][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.166849][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   54.167001][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.167122][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.167241][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.167376][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   54.167499][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.167619][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.167746][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.167868][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.167986][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.168110][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.168230][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.168357][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.168476][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.168598][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.168722][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.168845][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.168968][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.169088][   T12]  kthread (kernel/kthread.c:436)
[   54.169179][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.169338][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.169457][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.169578][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.169733][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.169853][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.169976][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.173725][   T12] ------------[ cut here ]------------
| [   54.173940][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   54.174200][   T12] Modules linked in: vxlan
| [   54.174686][   T12] Tainted: [W]=WARN
[   54.174779][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.174933][   T12] Workqueue: netns cleanup_net
[   54.175063][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.175226][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.175750][   T12] RSP: 0018:ffa00000000c75d8 EFLAGS: 00010286
[   54.175907][   T12] RAX: 00000000ffffffa6 RBX: ff11000013705a80 RCX: 1ff4000000018e81
[   54.176091][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013705b3c
[   54.176278][   T12] RBP: ff1100001a84c000 R08: 1fe22000026e0b69 R09: ff11000001aed1d0
[   54.176556][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   54.176747][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.176934][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   54.177149][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.177360][   T12] CR2: 00007fc58bcb7574 CR3: 000000000d14d001 CR4: 0000000000771ef0
[   54.177546][   T12] PKRU: 55555554
[   54.177640][   T12] Call Trace:
[   54.177742][   T12]  <TASK>
[   54.177810][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.177970][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.178129][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   54.178253][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   54.178434][   T12]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   54.178592][   T12]  vlan_device_event (net/8021q/vlan.c:515)
[   54.178784][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[   54.178909][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   54.179032][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[   54.179160][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   54.179292][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   54.179501][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.179655][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   54.179785][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.179908][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   54.180124][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.180256][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.180435][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.180561][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   54.180691][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.180817][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.180941][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.181069][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.181200][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.181377][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.181505][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.181628][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.181789][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.181917][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.182040][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.182169][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.182305][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.182479][   T12]  kthread (kernel/kthread.c:436)
[   54.182573][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.182745][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.182870][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.182993][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.183148][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.183275][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.183456][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.186365][   T12] ------------[ cut here ]------------
| [   54.186538][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   54.186850][   T12] Modules linked in: vxlan
| [   54.187389][   T12] Tainted: [W]=WARN
[   54.187536][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.187752][   T12] Workqueue: netns cleanup_net
[   54.187938][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.188154][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.188682][   T12] RSP: 0018:ffa00000000c75d8 EFLAGS: 00010286
[   54.188907][   T12] RAX: 00000000ffffffa6 RBX: ff1100001472b1c0 RCX: 1ff4000000018e81
[   54.189143][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001472b27c
[   54.189401][   T12] RBP: ff110000196dc000 R08: 1fe22000028e5651 R09: ff11000001aed1d0
[   54.189639][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   54.189888][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.190159][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   54.190453][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.190663][   T12] CR2: 00007fde96567000 CR3: 000000001a9bc002 CR4: 0000000000771ef0
[   54.190915][   T12] PKRU: 55555554
[   54.191092][   T12] Call Trace:
[   54.191237][   T12]  <TASK>
[   54.191371][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.191584][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.191801][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   54.192012][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   54.192188][   T12]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   54.192423][   T12]  vlan_device_event (net/8021q/vlan.c:515)
[   54.192607][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[   54.192793][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   54.192971][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[   54.193154][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   54.193356][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   54.193605][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.193822][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   54.194001][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.194177][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   54.194411][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.194591][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.194778][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.194958][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   54.195140][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.195339][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.195516][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.195702][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.195881][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.196057][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.196235][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.196432][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.196610][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.196800][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.196976][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.197170][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.197371][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.197548][   T12]  kthread (kernel/kthread.c:436)
[   54.197700][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.197910][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.198088][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.198265][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.198510][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.198694][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.198871][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.201393][   T12] ------------[ cut here ]------------
| [   54.201560][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   54.201856][   T12] Modules linked in: vxlan
| [   54.202781][   T12] Tainted: [W]=WARN
[   54.202921][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.203124][   T12] Workqueue: netns cleanup_net
[   54.203304][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.203526][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.204017][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   54.204221][   T12] RAX: 00000000ffffffa6 RBX: ff1100001472b8c0 RCX: 1ff4000000018ed5
[   54.204476][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001472b97c
[   54.204719][   T12] RBP: ff11000019681000 R08: 1fe22000028e5731 R09: ff11000001aed1d0
[   54.204950][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   54.205183][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.205431][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   54.205700][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.205901][   T12] CR2: 00007fde96567000 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   54.206137][   T12] PKRU: 55555554
[   54.206280][   T12] Call Trace:
[   54.206433][   T12]  <TASK>
[   54.206548][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.206761][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.206962][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   54.207136][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.207329][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   54.207539][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.207723][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.207897][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.208069][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   54.208244][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.208436][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.208608][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.208791][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.208963][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.209135][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.209333][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.209507][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.209688][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.209867][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.210038][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.210216][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.210416][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.210591][   T12]  kthread (kernel/kthread.c:436)
[   54.210743][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.210946][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.211119][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.211294][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.211514][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.211697][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.211871][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.214759][   T12] ------------[ cut here ]------------
| [   54.214927][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   54.215214][   T12] Modules linked in: vxlan
| [   54.215745][   T12] Tainted: [W]=WARN
[   54.215889][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.216092][   T12] Workqueue: netns cleanup_net
[   54.216272][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.216496][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.216985][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   54.217192][   T12] RAX: 00000000ffffffa6 RBX: ff11000011e3d1c0 RCX: 1ff4000000018ed5
[   54.217448][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e3d27c
[   54.217688][   T12] RBP: ff110000052b4000 R08: 1fe22000023c7a51 R09: ff11000001aed1d0
[   54.217922][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   54.218153][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.218415][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   54.218686][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.218890][   T12] CR2: 00007fde96567000 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   54.219123][   T12] PKRU: 55555554
[   54.219269][   T12] Call Trace:
[   54.219430][   T12]  <TASK>
[   54.219545][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.219763][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.219967][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   54.220143][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.220337][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   54.220549][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.220735][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.220916][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.221092][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   54.221273][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.221471][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.221647][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.221837][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.222013][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.222188][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.222390][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.222567][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.222752][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.222932][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.223106][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.223291][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.223487][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.223663][   T12]  kthread (kernel/kthread.c:436)
[   54.223818][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.224023][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.224198][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.224396][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.224619][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.224811][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.224986][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.228526][   T12] ------------[ cut here ]------------
| [   54.228716][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   54.229033][   T12] Modules linked in: vxlan
| [   54.230245][   T12] Tainted: [W]=WARN
[   54.230527][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.230873][   T12] Workqueue: netns cleanup_net
[   54.231187][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.231575][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.232189][   T12] RSP: 0018:ffa00000000c7508 EFLAGS: 00010286
[   54.232535][   T12] RAX: 00000000ffffffa6 RBX: ff110000132c6900 RCX: 1ff4000000018e67
[   54.232849][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000132c69bc
[   54.233155][   T12] RBP: ff1100001ae22000 R08: 1fe2200002658d39 R09: ff11000001aed1d0
[   54.233487][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   54.233809][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001a7e2000
[   54.234119][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   54.234519][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.234804][   T12] CR2: 00007fde96567000 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   54.235122][   T12] PKRU: 55555554
[   54.235363][   T12] Call Trace:
[   54.235573][   T12]  <TASK>
[   54.235759][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.236005][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.236217][   T12]  netif_close_many (net/core/dev.c:1804)
[   54.236484][   T12]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   54.236773][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   54.237018][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   54.237262][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   54.237562][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   54.237852][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   54.238103][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.238405][   T12]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   54.238655][   T12] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   54.238945][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   54.239191][   T12]  ? netconsole_netdev_event (drivers/net/netconsole.c:1647)
[   54.239465][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   54.239725][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   54.240006][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.240293][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   54.240554][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.240809][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   54.241090][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.241389][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.241701][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.242014][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   54.242351][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.242653][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.242961][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.243262][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.243582][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.243850][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.244037][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.244231][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.244441][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.244637][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.244830][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.245023][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.245221][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.245447][   T12]  kthread (kernel/kthread.c:436)
[   54.245611][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.245850][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.246039][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.246229][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.246472][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.246663][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.246862][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.249812][   T12] ------------[ cut here ]------------
| [   54.250006][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   54.250865][   T12] Modules linked in: vxlan
| [   54.251559][   T12] Tainted: [W]=WARN
[   54.251776][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.252053][   T12] Workqueue: netns cleanup_net
[   54.252332][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.252622][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.253221][   T12] RSP: 0018:ffa00000000c7508 EFLAGS: 00010286
[   54.253527][   T12] RAX: 00000000ffffffa6 RBX: ff110000055a7380 RCX: 1ff4000000018e67
[   54.253843][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000055a743c
[   54.254151][   T12] RBP: ff1100001a7e2000 R08: 1fe2200000ab4e89 R09: ff11000001aed1d0
[   54.254480][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   54.254798][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c75a0
[   54.255112][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   54.255489][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.255780][   T12] CR2: 00007fde96567000 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   54.256095][   T12] PKRU: 55555554
[   54.256330][   T12] Call Trace:
[   54.256541][   T12]  <TASK>
[   54.256760][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.257064][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   54.257428][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.257704][   T12]  netif_close_many (net/core/dev.c:1804)
[   54.258002][   T12]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   54.258354][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   54.258652][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   54.258959][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   54.259465][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   54.259759][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   54.260086][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.260388][   T12]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   54.260719][   T12] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   54.261003][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   54.261247][   T12]  ? netconsole_netdev_event (drivers/net/netconsole.c:1647)
[   54.261516][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   54.261770][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   54.262078][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.262371][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   54.262619][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.262873][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   54.263153][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.263424][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.263668][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.263923][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   54.264166][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.264431][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.264682][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.264927][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.265173][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.265443][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.265695][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.265937][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.266182][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.266455][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.266708][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.266957][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.267204][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.267517][   T12]  kthread (kernel/kthread.c:436)
[   54.267789][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.268134][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.268457][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.268764][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.269100][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.269417][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.269728][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.292556][   T12] ------------[ cut here ]------------
| [   54.292748][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   54.293080][   T12] Modules linked in: vxlan
| [   54.293668][   T12] Tainted: [W]=WARN
[   54.293835][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.294062][   T12] Workqueue: netns cleanup_net
[   54.294261][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.294519][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.295079][   T12] RSP: 0018:ffa00000000c7230 EFLAGS: 00010286
[   54.295331][   T12] RAX: 00000000ffffffa6 RBX: ff1100001311d8c0 RCX: 1ff4000000018e0c
[   54.295594][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001311d97c
[   54.295861][   T12] RBP: ff1100001aaf2000 R08: 1fe2200002623b31 R09: ff11000001aed1d0
[   54.296122][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   54.296406][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   54.296679][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   54.296979][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.297226][   T12] CR2: 00007fde96567000 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   54.297510][   T12] PKRU: 55555554
[   54.297667][   T12] Call Trace:
[   54.297834][   T12]  <TASK>
[   54.297963][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.298164][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   54.298395][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   54.298595][   T12]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[   54.298797][   T12]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[   54.298993][   T12]  ? unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   54.299224][   T12]  ? cleanup_net (net/core/net_namespace.c:702)
[   54.299439][   T12]  ? process_one_work (kernel/workqueue.c:3314)
[   54.299635][   T12]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[   54.299839][   T12]  netif_set_mtu (net/core/dev.c:9910)
[   54.300033][   T12]  ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2))
[   54.300235][   T12]  dev_set_mtu (net/core/dev_api.c:249)
[   54.300418][   T12]  br_mtu_auto_adjust (net/bridge/br_if.c:525 (discriminator 1) net/bridge/br_if.c:514 (discriminator 1))
[   54.300613][   T12]  br_del_if (net/bridge/br_if.c:728)
[   54.300794][   T12]  br_device_event (net/bridge/br.c:127)
[   54.300993][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[   54.301189][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   54.301405][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   54.301635][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.301874][   T12]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   54.302074][   T12] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   54.302312][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   54.302521][   T12]  ? netconsole_netdev_event (drivers/net/netconsole.c:1647)
[   54.302727][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   54.302925][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   54.303156][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.303409][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   54.303604][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.303807][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   54.304042][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.304237][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.304447][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.304640][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   54.304850][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.305045][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.305237][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.305448][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.305643][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.305843][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.306039][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.306237][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.306448][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.306645][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.306848][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.307045][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.307242][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.307453][   T12]  kthread (kernel/kthread.c:436)
[   54.307611][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.307850][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.308045][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.308241][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.308486][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.308686][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.308881][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.310997][   T12] ------------[ cut here ]------------
| [   54.311207][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   54.311552][   T12] Modules linked in: vxlan
| [   54.312112][   T12] Tainted: [W]=WARN
[   54.312266][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.312504][   T12] Workqueue: netns cleanup_net
[   54.312704][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.312935][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.314047][   T12] RSP: 0018:ffa00000000c7410 EFLAGS: 00010286
[   54.314272][   T12] RAX: 00000000ffffffa6 RBX: ff1100001a663a80 RCX: 1ff4000000018e48
[   54.314543][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001a663b3c
[   54.314808][   T12] RBP: ff1100001aaf2000 R08: 1fe22000034cc769 R09: ff11000001aed1d0
[   54.315063][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   54.315341][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   54.315599][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   54.315899][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.316122][   T12] CR2: 00007fde96567000 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   54.316401][   T12] PKRU: 55555554
[   54.316555][   T12] Call Trace:
[   54.316723][   T12]  <TASK>
[   54.316846][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.317035][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   54.317228][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   54.317441][   T12]  call_netdevice_notifiers (net/core/dev.c:2287 net/core/dev.c:2301)
[   54.317632][   T12]  ? __dev_open (./include/net/netdev_lock.h:33)
[   54.317828][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   54.318016][   T12]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   54.318203][   T12]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   54.318411][   T12]  br_del_if (net/bridge/br_if.c:735)
[   54.318570][   T12]  br_device_event (net/bridge/br.c:127)
[   54.318773][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[   54.318964][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   54.319154][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   54.319400][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.319624][   T12]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   54.319831][   T12] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   54.320057][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   54.320244][   T12]  ? netconsole_netdev_event (drivers/net/netconsole.c:1647)
[   54.320456][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   54.320649][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   54.320885][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.321108][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   54.321304][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.321507][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   54.321745][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.321936][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.322127][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.322337][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   54.322531][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.322754][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.322941][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.323133][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.323344][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.323531][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.323728][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.323917][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.324111][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.324306][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.324510][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.324713][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.324907][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.325096][   T12]  kthread (kernel/kthread.c:436)
[   54.325251][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.325496][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.325696][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.325886][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.326109][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.326301][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.326506][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.328685][   T12] ------------[ cut here ]------------
| [   54.328865][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   54.329182][   T12] Modules linked in: vxlan
| [   54.329759][   T12] Tainted: [W]=WARN
[   54.329914][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.330135][   T12] Workqueue: netns cleanup_net
[   54.330351][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.330580][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.331129][   T12] RSP: 0018:ffa00000000c7388 EFLAGS: 00010286
[   54.331384][   T12] RAX: 00000000ffffffa6 RBX: ff1100001a662c80 RCX: 1ff4000000018e37
[   54.331640][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001a662d3c
[   54.331939][   T12] RBP: ff1100001aaf2000 R08: 1fe22000034cc5a9 R09: ff11000001aed1d0
[   54.332192][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   54.332467][   T12] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000002
[   54.332727][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   54.333021][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.333245][   T12] CR2: 00007fde96567000 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   54.333521][   T12] PKRU: 55555554
[   54.333681][   T12] Call Trace:
[   54.333833][   T12]  <TASK>
[   54.333954][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.334145][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   54.334358][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   54.334550][   T12]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[   54.334796][   T12]  ? netdev_change_features (net/core/dev.c:11117)
[   54.334987][   T12]  ? __dev_open (./include/net/netdev_lock.h:33)
[   54.335178][   T12]  br_del_if (net/bridge/br_if.c:737)
[   54.335358][   T12]  br_device_event (net/bridge/br.c:127)
[   54.335553][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[   54.335756][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   54.335951][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   54.336176][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.336429][   T12]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   54.336625][   T12] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   54.336866][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   54.337057][   T12]  ? netconsole_netdev_event (drivers/net/netconsole.c:1647)
[   54.337251][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   54.337467][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   54.337703][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.337956][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   54.338148][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.338369][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   54.338597][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.338797][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.338986][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.339178][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   54.339394][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.339588][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.339788][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.339981][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.340173][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.340381][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.340575][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.340773][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.340963][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.341159][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.341369][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.341564][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.341763][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.341952][   T12]  kthread (kernel/kthread.c:436)
[   54.342110][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.342357][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.342551][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.342750][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.342976][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.343165][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.343372][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.350801][   T12] ------------[ cut here ]------------
| [   54.350980][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   54.351284][   T12] Modules linked in: vxlan
| [   54.351836][   T12] Tainted: [W]=WARN
[   54.351983][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.352191][   T12] Workqueue: netns cleanup_net
[   54.352396][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.352614][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.353128][   T12] RSP: 0018:ffa00000000c7638 EFLAGS: 00010286
[   54.353360][   T12] RAX: 00000000ffffffa6 RBX: ff1100001a6631c0 RCX: 1ff4000000018e8d
[   54.353634][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001a66327c
[   54.353880][   T12] RBP: ff1100001ae22000 R08: 1fe22000034cc651 R09: ff11000001aed1d0
[   54.354122][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   54.354420][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.354666][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   54.354960][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.355171][   T12] CR2: 00007fde96567000 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   54.355434][   T12] PKRU: 55555554
[   54.355612][   T12] Call Trace:
[   54.355769][   T12]  <TASK>
[   54.355917][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.356132][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.356366][   T12]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   54.356549][   T12] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   54.356813][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   54.356992][   T12]  ? netconsole_netdev_event (drivers/net/netconsole.c:1647)
[   54.357177][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   54.357382][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   54.357612][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.357831][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   54.358013][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.358193][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   54.358435][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.358618][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.358838][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.359018][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   54.359215][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.359454][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.359635][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.359822][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.360027][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.360217][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.360422][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.360608][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.360798][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.361023][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.361205][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.361408][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.361594][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.361782][   T12]  kthread (kernel/kthread.c:436)
[   54.361972][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.362184][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.362389][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.362574][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.362793][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.362975][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.363158][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.369838][   T12] ------------[ cut here ]------------
| [   54.370026][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   54.370934][   T12] Modules linked in: vxlan
| [   54.371664][   T12] Tainted: [W]=WARN
[   54.371891][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.372176][   T12] Workqueue: netns cleanup_net
[   54.372462][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.372786][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.373473][   T12] RSP: 0018:ffa00000000c7230 EFLAGS: 00010286
[   54.373774][   T12] RAX: 00000000ffffffa6 RBX: ff11000012cbbe00 RCX: 1ff4000000018e0c
[   54.374094][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012cbbebc
[   54.374439][   T12] RBP: ff1100001aada000 R08: 1fe22000025977d9 R09: ff11000001aed1d0
[   54.374771][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   54.375089][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   54.375435][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   54.375801][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.376090][   T12] CR2: 00007fde96567000 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   54.376435][   T12] PKRU: 55555554
[   54.376649][   T12] Call Trace:
[   54.376885][   T12]  <TASK>
[   54.377068][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.377341][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   54.377595][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   54.377858][   T12]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[   54.378112][   T12]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[   54.378383][   T12]  ? unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   54.378682][   T12]  ? cleanup_net (net/core/net_namespace.c:702)
[   54.378932][   T12]  ? process_one_work (kernel/workqueue.c:3314)
[   54.379185][   T12]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[   54.379464][   T12]  netif_set_mtu (net/core/dev.c:9910)
[   54.379724][   T12]  ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2))
[   54.379988][   T12]  dev_set_mtu (net/core/dev_api.c:249)
[   54.380209][   T12]  br_mtu_auto_adjust (net/bridge/br_if.c:525 (discriminator 1) net/bridge/br_if.c:514 (discriminator 1))
[   54.380484][   T12]  br_del_if (net/bridge/br_if.c:728)
[   54.380748][   T12]  br_device_event (net/bridge/br.c:127)
[   54.381033][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[   54.381343][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   54.381599][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   54.381900][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.382195][   T12]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   54.382471][   T12] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   54.382770][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   54.383025][   T12]  ? netconsole_netdev_event (drivers/net/netconsole.c:1647)
[   54.383291][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   54.383562][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   54.383856][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.384144][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   54.384423][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.384684][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   54.384976][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.385234][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.385509][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.385768][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   54.386024][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.386292][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.386559][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.386825][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.387079][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.387352][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.387609][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.387872][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.388127][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.388405][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.388657][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.388922][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.389183][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.389460][   T12]  kthread (kernel/kthread.c:436)
[   54.389687][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.389975][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.390258][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.390536][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.390839][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.391094][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.391366][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.394254][   T12] ------------[ cut here ]------------
| [   54.395283][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   54.395613][   T12] Modules linked in: vxlan
| [   54.396125][   T12] Tainted: [W]=WARN
[   54.396229][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.396465][   T12] Workqueue: netns cleanup_net
[   54.396608][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.396792][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.397281][   T12] RSP: 0018:ffa00000000c7388 EFLAGS: 00010286
[   54.397519][   T12] RAX: 00000000ffffffa6 RBX: ff11000012cbb1c0 RCX: 1ff4000000018e37
[   54.397729][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012cbb27c
[   54.397932][   T12] RBP: ff1100001aada000 R08: 1fe2200002597651 R09: ff11000001aed1d0
[   54.398135][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   54.398405][   T12] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[   54.398610][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   54.398857][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.399030][   T12] CR2: 00007f9c9893a2a0 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   54.399239][   T12] PKRU: 55555554
[   54.399406][   T12] Call Trace:
[   54.399509][   T12]  <TASK>
[   54.399637][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.399784][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   54.399924][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   54.400077][   T12]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[   54.400252][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.400454][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.400593][   T12]  ? netdev_change_features (net/core/dev.c:11117)
[   54.400735][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.400872][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   54.401012][   T12]  br_del_if (net/bridge/br_if.c:737)
[   54.401118][   T12]  br_device_event (net/bridge/br.c:127)
[   54.401255][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[   54.401464][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   54.401607][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   54.401786][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.401959][   T12]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   54.402103][   T12] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   54.402283][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   54.402497][   T12]  ? netconsole_netdev_event (drivers/net/netconsole.c:1647)
[   54.402640][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   54.402788][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   54.402961][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.403130][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   54.403272][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.403467][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   54.403643][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.403789][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.403926][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.404063][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   54.404201][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.404405][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.404544][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.404691][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.404830][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.404968][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.405107][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.405247][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.405449][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.405604][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.405749][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.405892][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.406036][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.406176][   T12]  kthread (kernel/kthread.c:436)
[   54.406281][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.406514][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.406652][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.406797][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.406970][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.407107][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.407247][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.409504][   T12] ------------[ cut here ]------------
| [   54.409646][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   54.409909][   T12] Modules linked in: vxlan
| [   54.410347][   T12] Tainted: [W]=WARN
[   54.410445][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.410611][   T12] Workqueue: netns cleanup_net
[   54.410762][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.410926][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.411395][   T12] RSP: 0018:ffa00000000c7638 EFLAGS: 00010286
[   54.411560][   T12] RAX: 00000000ffffffa6 RBX: ff11000012cbb700 RCX: 1ff4000000018e8d
[   54.411809][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012cbb7bc
[   54.412005][   T12] RBP: ff1100001a7e2000 R08: 1fe22000025976f9 R09: ff11000001aed1d0
[   54.412232][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   54.412498][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.412709][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   54.412934][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.413094][   T12] CR2: 00007fb483533888 CR3: 000000000d14d002 CR4: 0000000000771ef0
[   54.413288][   T12] PKRU: 55555554
[   54.413449][   T12] Call Trace:
[   54.413543][   T12]  <TASK>
[   54.413610][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.413888][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.414047][   T12]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   54.414179][   T12] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   54.414434][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   54.414586][   T12]  ? netconsole_netdev_event (drivers/net/netconsole.c:1647)
[   54.414722][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   54.414858][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   54.415019][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.415177][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   54.415306][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.415485][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   54.415646][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.415779][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.415906][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.416033][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   54.416160][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.416291][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.416467][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.416595][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.416727][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.416857][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.416984][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.417118][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.417246][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.417433][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.417560][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.417699][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.417964][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.418108][   T12]  kthread (kernel/kthread.c:436)
[   54.418206][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.418443][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.418637][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.418776][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.418937][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.419062][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.419188][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.421962][   T12] ------------[ cut here ]------------
| [   54.422178][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   54.422454][   T12] Modules linked in: vxlan
| [   54.422866][   T12] Tainted: [W]=WARN
[   54.422956][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.423108][   T12] Workqueue: netns cleanup_net
[   54.423233][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.423399][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.423828][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   54.423980][   T12] RAX: 00000000ffffffa6 RBX: ff11000012cbb540 RCX: 1ff4000000018ed5
[   54.424169][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012cbb5fc
[   54.424408][   T12] RBP: ff11000001dec000 R08: 1fe22000025976c1 R09: ff11000001aed1d0
[   54.424587][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   54.424772][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.424950][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   54.425159][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.425310][   T12] CR2: 00007fb483533888 CR3: 000000000d14d002 CR4: 0000000000771ef0
[   54.425539][   T12] PKRU: 55555554
[   54.425628][   T12] Call Trace:
[   54.425723][   T12]  <TASK>
[   54.425786][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.425938][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.426085][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   54.426205][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.426386][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   54.426539][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.426661][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.426786][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.426905][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   54.427025][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.427146][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.427275][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.427447][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.427572][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.427697][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.427818][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.427939][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.428060][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.428184][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.428307][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.428479][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.428602][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.428727][   T12]  kthread (kernel/kthread.c:436)
[   54.428817][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.428965][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.429084][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.429204][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.429408][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.429531][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.429649][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.432210][   T12] ------------[ cut here ]------------
| [   54.432353][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   54.432591][   T12] Modules linked in: vxlan
| [   54.433004][   T12] Tainted: [W]=WARN
[   54.433095][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.433248][   T12] Workqueue: netns cleanup_net
[   54.433384][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.433551][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.433991][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   54.434147][   T12] RAX: 00000000ffffffa6 RBX: ff11000015eaba80 RCX: 1ff4000000018ed5
[   54.434343][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000015eabb3c
[   54.434530][   T12] RBP: ff110000110d4000 R08: 1fe2200002bd5769 R09: ff11000001aed1d0
[   54.434713][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   54.434895][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.435077][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   54.435293][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.435452][   T12] CR2: 00007f9c9893a2a0 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   54.435635][   T12] PKRU: 55555554
[   54.435736][   T12] Call Trace:
[   54.435827][   T12]  <TASK>
[   54.435891][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.436047][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.436199][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   54.436336][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.436459][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   54.436614][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.436743][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.436863][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.436983][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   54.437106][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.437230][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.437359][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.437484][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.437606][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.437733][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.437858][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.437978][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.438100][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.438226][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.438358][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.438487][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.438613][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.438740][   T12]  kthread (kernel/kthread.c:436)
[   54.438832][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.438984][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.439105][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.439227][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.439390][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.439512][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.439634][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.486639][   T12] ------------[ cut here ]------------
| [   54.486775][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   54.487036][   T12] Modules linked in: vxlan
| [   54.487485][   T12] Tainted: [W]=WARN
[   54.487584][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.487754][   T12] Workqueue: netns cleanup_net
[   54.487891][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.488061][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.488554][   T12] RSP: 0018:ffa00000000c77b0 EFLAGS: 00010286
[   54.488725][   T12] RAX: 00000000ffffffa6 RBX: ff1100001311c580 RCX: 1ff4000000018ebc
[   54.488919][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001311c63c
[   54.489116][   T12] RBP: ff11000010c01000 R08: 1fe22000026238c9 R09: ff11000001aed1d0
[   54.489339][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[   54.489540][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.489746][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   54.489976][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.490143][   T12] CR2: 00007f9c9893a2a0 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   54.490354][   T12] PKRU: 55555554
[   54.490452][   T12] Call Trace:
[   54.490550][   T12]  <TASK>
[   54.490619][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.490758][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.490858][   T12]  __dev_notify_flags (net/core/dev.c:9787)
[   54.490991][   T12]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   54.491127][   T12]  ? netdev_notice (net/core/dev.c:13008)
[   54.491263][   T12]  ? netif_change_name (net/core/dev.c:1495)
[   54.491412][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.491546][   T12]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[   54.491684][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.491818][   T12]  __dev_set_promiscuity (net/core/dev.c:9630)
[   54.491950][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   54.492083][   T12]  netif_set_promiscuity (net/core/dev.c:9639)
[   54.492217][   T12]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   54.492359][   T12]  dev_set_promiscuity (net/core/dev_api.c:288)
[   54.492493][   T12]  del_nbp (net/bridge/br_if.c:254 net/bridge/br_if.c:340)
[   54.492594][   T12]  ? __up_write (kernel/locking/rwsem.c:1418 (discriminator 1))
[   54.492736][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[   54.492868][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[   54.493014][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   54.493149][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.493281][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.493425][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.493559][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.493698][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.493833][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.493968][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.494103][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.494241][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.494382][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.494520][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.494656][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.494794][   T12]  kthread (kernel/kthread.c:436)
[   54.494893][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.495057][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.495189][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.495331][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.495495][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.495628][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.495767][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.498038][   T12] ------------[ cut here ]------------
| [   54.498170][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   54.498442][   T12] Modules linked in: vxlan
| [   54.498871][   T12] Tainted: [W]=WARN
[   54.498969][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.499130][   T12] Workqueue: netns cleanup_net
[   54.499264][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.499443][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.499915][   T12] RSP: 0018:ffa00000000c77d0 EFLAGS: 00010286
[   54.500083][   T12] RAX: 00000000ffffffa6 RBX: ff110000168f51c0 RCX: 1ff4000000018ec0
[   54.500278][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000168f527c
[   54.500478][   T12] RBP: ff11000010c01000 R08: 1fe2200002d1ea51 R09: ff11000001aed1d0
[   54.500677][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   54.500873][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   54.501072][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   54.501306][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.501475][   T12] CR2: 00007f9c9893a2a0 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   54.501669][   T12] PKRU: 55555554
[   54.501771][   T12] Call Trace:
[   54.501868][   T12]  <TASK>
[   54.501935][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.502065][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   54.502199][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   54.502343][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   54.502475][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   54.502640][   T12]  ? fdb_delete_local (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 net/bridge/br_fdb.c:365)
[   54.502780][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.502913][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   54.503045][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   54.503206][   T12]  ? br_manage_promisc (net/bridge/br_if.c:152 (discriminator 1))
[   54.503347][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.503477][   T12]  del_nbp (net/bridge/br_if.c:363)
[   54.503576][   T12]  ? __up_write (kernel/locking/rwsem.c:1418 (discriminator 1))
[   54.503713][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[   54.503846][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[   54.503977][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   54.504115][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.504243][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.504383][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.504513][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.504640][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.504775][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.504903][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.505034][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.505170][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.505305][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.505444][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.505579][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.505713][   T12]  kthread (kernel/kthread.c:436)
[   54.505811][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.505973][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.506105][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.506237][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.506461][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.506589][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.506723][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.509769][   T12] ------------[ cut here ]------------
| [   54.509896][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   54.510155][   T12] Modules linked in: vxlan
| [   54.511111][   T12] Tainted: [W]=WARN
[   54.511212][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.511435][   T12] Workqueue: netns cleanup_net
[   54.511572][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.511749][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.512219][   T12] RSP: 0018:ffa00000000c77b0 EFLAGS: 00010286
[   54.512449][   T12] RAX: 00000000ffffffa6 RBX: ff110000168f4580 RCX: 1ff4000000018ebc
[   54.512650][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000168f463c
[   54.512850][   T12] RBP: ff1100001ac49000 R08: 1fe2200002d1e8c9 R09: ff11000001aed1d0
[   54.513047][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[   54.513309][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.513568][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   54.513806][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.513972][   T12] CR2: 00007f9c9893a2a0 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   54.514172][   T12] PKRU: 55555554
[   54.514274][   T12] Call Trace:
[   54.514430][   T12]  <TASK>
[   54.514500][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.514636][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.514743][   T12]  __dev_notify_flags (net/core/dev.c:9787)
[   54.514877][   T12]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   54.515010][   T12]  ? netdev_notice (net/core/dev.c:13008)
[   54.515142][   T12]  ? netif_change_name (net/core/dev.c:1495)
[   54.515280][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.515470][   T12]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[   54.515620][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.515762][   T12]  __dev_set_promiscuity (net/core/dev.c:9630)
[   54.515894][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   54.516027][   T12]  netif_set_promiscuity (net/core/dev.c:9639)
[   54.516160][   T12]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   54.516296][   T12]  dev_set_promiscuity (net/core/dev_api.c:288)
[   54.516485][   T12]  del_nbp (net/bridge/br_if.c:254 net/bridge/br_if.c:340)
[   54.516592][   T12]  ? kernfs_put.part.0 (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:1383 fs/kernfs/dir.c:622)
[   54.516739][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[   54.516874][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[   54.517008][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   54.517143][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.517278][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.517470][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.517605][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.517742][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.517880][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.518010][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.518144][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.518283][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.518471][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.518608][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.518752][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.518884][   T12]  kthread (kernel/kthread.c:436)
[   54.518984][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.519149][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.519283][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.519472][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.519638][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.519784][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.519915][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.523111][   T12] ------------[ cut here ]------------
| [   54.523244][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   54.523513][   T12] Modules linked in: vxlan
| [   54.523941][   T12] Tainted: [W]=WARN
[   54.524038][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.524201][   T12] Workqueue: netns cleanup_net
[   54.524346][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.524516][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.524990][   T12] RSP: 0018:ffa00000000c77d0 EFLAGS: 00010286
[   54.525153][   T12] RAX: 00000000ffffffa6 RBX: ff11000013759000 RCX: 1ff4000000018ec0
[   54.525374][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137590bc
[   54.525568][   T12] RBP: ff1100001ac49000 R08: 1fe22000026eb219 R09: ff11000001aed1d0
[   54.525764][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   54.525958][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   54.526149][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   54.526382][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.526545][   T12] CR2: 00005566d8bc29b8 CR3: 0000000012f44005 CR4: 0000000000771ef0
[   54.526745][   T12] PKRU: 55555554
[   54.526842][   T12] Call Trace:
[   54.526941][   T12]  <TASK>
[   54.527008][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.527141][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   54.527277][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   54.527417][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   54.527547][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   54.527717][   T12]  ? fdb_delete_local (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 net/bridge/br_fdb.c:365)
[   54.527854][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.527983][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   54.528112][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   54.528275][   T12]  ? br_manage_promisc (net/bridge/br_if.c:152 (discriminator 1))
[   54.528410][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.528543][   T12]  del_nbp (net/bridge/br_if.c:363)
[   54.528641][   T12]  ? kernfs_put.part.0 (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:1383 fs/kernfs/dir.c:622)
[   54.528784][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[   54.528915][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[   54.529046][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   54.529178][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.529309][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.529446][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.529575][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.529713][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.529844][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.529971][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.530101][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.530238][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.530376][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.530510][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.530644][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.530779][   T12]  kthread (kernel/kthread.c:436)
[   54.530876][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.531036][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.531165][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.531299][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.531465][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.531595][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.531730][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.533813][   T12] ------------[ cut here ]------------
| [   54.533938][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   54.534181][   T12] Modules linked in: vxlan
| [   54.535210][   T12] Tainted: [W]=WARN
[   54.535308][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.535498][   T12] Workqueue: netns cleanup_net
[   54.535635][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.535815][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.536333][   T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286
[   54.536492][   T12] RAX: 00000000ffffffa6 RBX: ff11000010b911c0 RCX: 1ff4000000018ec7
[   54.536688][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010b9127c
[   54.536877][   T12] RBP: ff1100001aada000 R08: 1fe2200002172251 R09: ff11000001aed1d0
[   54.537068][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   54.537250][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001aaf2000
[   54.537447][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   54.537668][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.537839][   T12] CR2: 00005566d8bc29b8 CR3: 0000000012f44005 CR4: 0000000000771ef0
[   54.538041][   T12] PKRU: 55555554
[   54.538140][   T12] Call Trace:
[   54.538234][   T12]  <TASK>
[   54.538305][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.538440][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.538539][   T12]  netif_close_many (net/core/dev.c:1804)
[   54.538664][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   54.538795][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   54.538953][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   54.539105][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   54.539233][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.539405][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   54.539543][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.539682][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   54.539829][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.539955][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.540083][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   54.540210][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.540345][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.540473][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.540599][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.540738][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.540864][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.541005][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.541129][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.541259][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.541398][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.541527][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.541656][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.541785][   T12]  kthread (kernel/kthread.c:436)
[   54.541878][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.542035][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.542168][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.542296][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.542458][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.542581][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.542711][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.544742][   T12] ------------[ cut here ]------------
| [   54.544876][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   54.545119][   T12] Modules linked in: vxlan
| [   54.546009][   T12] Tainted: [W]=WARN
[   54.546122][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.546279][   T12] Workqueue: netns cleanup_net
[   54.546465][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.546635][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.547089][   T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286
[   54.547245][   T12] RAX: 00000000ffffffa6 RBX: ff11000011e3d380 RCX: 1ff4000000018ec7
[   54.547488][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e3d43c
[   54.547682][   T12] RBP: ff1100001aaf2000 R08: 1fe22000023c7a89 R09: ff11000001aed1d0
[   54.547872][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   54.548055][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0
[   54.548241][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   54.548518][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.548699][   T12] CR2: 00005566d8bc29b8 CR3: 000000000d14d006 CR4: 0000000000771ef0
[   54.548892][   T12] PKRU: 55555554
[   54.548984][   T12] Call Trace:
[   54.549081][   T12]  <TASK>
[   54.549147][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.549277][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   54.549455][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.549551][   T12]  netif_close_many (net/core/dev.c:1804)
[   54.549698][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   54.549837][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   54.549992][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   54.550145][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   54.550276][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.551345][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   54.551511][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.551646][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   54.551776][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.551900][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.552025][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   54.552152][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.552278][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.552459][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.552597][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.552747][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.552888][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.553016][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.553144][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.553287][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.553466][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.553615][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.553797][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.553930][   T12]  kthread (kernel/kthread.c:436)
[   54.554027][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.554214][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.554394][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.554622][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.554785][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.554909][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.555033][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.565386][   T12] ------------[ cut here ]------------
| [   54.565610][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   54.565866][   T12] Modules linked in: vxlan
| [   54.566264][   T12] Tainted: [W]=WARN
[   54.566369][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.566519][   T12] Workqueue: netns cleanup_net
[   54.566644][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.566807][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.567262][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   54.567462][   T12] RAX: 00000000ffffffa6 RBX: ff11000012cba040 RCX: 1ff4000000018eed
[   54.567646][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012cba0fc
[   54.567829][   T12] RBP: ff1100001a961000 R08: 1fe2200002597421 R09: ff11000001aed1d0
[   54.568005][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   54.568182][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.568378][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   54.568589][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.568743][   T12] CR2: 00007fedc5ac17d0 CR3: 0000000016952004 CR4: 0000000000771ef0
[   54.568924][   T12] PKRU: 55555554
[   54.569032][   T12] Call Trace:
[   54.569123][   T12]  <TASK>
[   54.569186][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.569347][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.569498][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   54.569618][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.569753][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.569873][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.569994][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   54.570114][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.570236][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.571032][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.571155][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.571284][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.571477][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.571603][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.571746][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.571879][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.571997][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.572122][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.572245][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.572430][   T12]  kthread (kernel/kthread.c:436)
[   54.572601][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.572753][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.572872][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.572989][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.573138][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.573259][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.573441][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.575866][   T12] ------------[ cut here ]------------
| [   54.575986][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   54.576220][   T12] Modules linked in: vxlan
| [   54.576627][   T12] Tainted: [W]=WARN
[   54.576726][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.576876][   T12] Workqueue: netns cleanup_net
[   54.577005][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.577158][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.577600][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   54.577757][   T12] RAX: 00000000ffffffa6 RBX: ff11000010aaec80 RCX: 1ff4000000018eed
[   54.577968][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010aaed3c
[   54.578142][   T12] RBP: ff11000019d84000 R08: 1fe2200002155da9 R09: ff11000001aed1d0
[   54.578329][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   54.578527][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.578739][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   54.578965][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.579116][   T12] CR2: 00007fedc5ac17d0 CR3: 0000000016952004 CR4: 0000000000771ef0
[   54.579370][   T12] PKRU: 55555554
[   54.579462][   T12] Call Trace:
[   54.579551][   T12]  <TASK>
[   54.579629][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.579833][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.579980][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   54.580100][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.580222][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.580396][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.580518][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   54.580638][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.580763][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.580889][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.581007][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.581127][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.581249][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.581417][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.581551][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.581683][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.581803][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.581927][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.582050][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.582170][   T12]  kthread (kernel/kthread.c:436)
[   54.582261][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.582449][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.582569][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.582695][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.582848][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.582966][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.583095][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.585308][   T12] ------------[ cut here ]------------
| [   54.585434][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   54.585668][   T12] Modules linked in: vxlan
| [   54.586062][   T12] Tainted: [W]=WARN
[   54.586155][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.586308][   T12] Workqueue: netns cleanup_net
[   54.586437][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.586601][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.587026][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   54.587176][   T12] RAX: 00000000ffffffa6 RBX: ff11000013597a80 RCX: 1ff4000000018eed
[   54.587409][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013597b3c
[   54.587634][   T12] RBP: ff11000019571000 R08: 1fe22000026b2f69 R09: ff11000001aed1d0
[   54.587818][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   54.587992][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.588173][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   54.588465][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.588614][   T12] CR2: 00007fedc5ac17d0 CR3: 0000000016952004 CR4: 0000000000771ef0
[   54.588796][   T12] PKRU: 55555554
[   54.588884][   T12] Call Trace:
[   54.588971][   T12]  <TASK>
[   54.589033][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.589186][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.589428][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   54.589547][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.589667][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.589791][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.589912][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   54.590033][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.590151][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.590277][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.590447][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.590565][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.590689][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.590808][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.590929][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.591051][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.591171][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.591299][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.591468][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.591587][   T12]  kthread (kernel/kthread.c:436)
[   54.591683][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.591834][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.591953][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.592074][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.592220][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.592388][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.592508][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.603614][   T12] ------------[ cut here ]------------
| [   54.603744][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   54.603979][   T12] Modules linked in: vxlan
| [   54.604377][   T12] Tainted: [W]=WARN
[   54.604473][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.604623][   T12] Workqueue: netns cleanup_net
[   54.604752][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.604905][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.605345][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   54.605501][   T12] RAX: 00000000ffffffa6 RBX: ff11000013597700 RCX: 1ff4000000018eed
[   54.605683][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000135977bc
[   54.605858][   T12] RBP: ff1100001a8e9000 R08: 1fe22000026b2ef9 R09: ff11000001aed1d0
[   54.606033][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   54.606211][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.606398][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   54.606602][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.606757][   T12] CR2: 00007fedc5ac17d0 CR3: 0000000016952004 CR4: 0000000000771ef0
[   54.606935][   T12] PKRU: 55555554
[   54.607025][   T12] Call Trace:
[   54.607114][   T12]  <TASK>
[   54.607177][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.607336][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.607486][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   54.607604][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.607727][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.607844][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.607965][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   54.608086][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.608205][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.608335][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.608454][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.608571][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.608697][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.608814][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.608935][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.609057][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.609177][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.609307][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.609526][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.609644][   T12]  kthread (kernel/kthread.c:436)
[   54.609758][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.609906][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.610025][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.610147][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.610297][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.610515][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.610636][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.621650][   T12] ------------[ cut here ]------------
| [   54.621780][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   54.622015][   T12] Modules linked in: vxlan
| [   54.622411][   T12] Tainted: [W]=WARN
[   54.622501][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.622647][   T12] Workqueue: netns cleanup_net
[   54.622772][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.622926][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.623355][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   54.623502][   T12] RAX: 00000000ffffffa6 RBX: ff11000013597540 RCX: 1ff4000000018eed
[   54.623683][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000135975fc
[   54.623857][   T12] RBP: ff11000017499000 R08: 1fe22000026b2ec1 R09: ff11000001aed1d0
[   54.624033][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   54.624207][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.624389][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   54.624595][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.624749][   T12] CR2: 00007fedc5ac17d0 CR3: 0000000016952004 CR4: 0000000000771ef0
[   54.624930][   T12] PKRU: 55555554
[   54.625017][   T12] Call Trace:
[   54.625105][   T12]  <TASK>
[   54.625166][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.625329][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.625475][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   54.625592][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.625718][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.625835][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.625959][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   54.626082][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.626198][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.626327][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.626446][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.626563][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.626688][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.626809][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.626926][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.627051][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.627174][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.627304][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.627479][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.627605][   T12]  kthread (kernel/kthread.c:436)
[   54.627701][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.627848][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.627967][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.628085][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.628233][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.628399][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.628519][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.630960][   T12] ------------[ cut here ]------------
| [   54.631077][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   54.631309][   T12] Modules linked in: vxlan
| [   54.631709][   T12] Tainted: [W]=WARN
[   54.631798][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.631944][   T12] Workqueue: netns cleanup_net
[   54.632071][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.632222][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.632649][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   54.632801][   T12] RAX: 00000000ffffffa6 RBX: ff11000010aaeac0 RCX: 1ff4000000018eed
[   54.632976][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010aaeb7c
[   54.633149][   T12] RBP: ff11000016734000 R08: 1fe2200002155d71 R09: ff11000001aed1d0
[   54.633331][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   54.633504][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.633685][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   54.633888][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.634038][   T12] CR2: 00007fedc5ac17d0 CR3: 0000000016952004 CR4: 0000000000771ef0
[   54.634213][   T12] PKRU: 55555554
[   54.634304][   T12] Call Trace:
[   54.634398][   T12]  <TASK>
[   54.634461][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.634611][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.634759][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   54.634876][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.634995][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.635116][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.635237][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   54.635454][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.635572][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.635697][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.635815][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.635932][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.636050][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.636167][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.636293][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.636507][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.636627][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.636761][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.636884][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.637001][   T12]  kthread (kernel/kthread.c:436)
[   54.637090][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.637236][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.637451][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.637660][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.637818][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.637936][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.638055][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.640389][   T12] ------------[ cut here ]------------
| [   54.640508][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   54.640750][   T12] Modules linked in: vxlan
| [   54.641136][   T12] Tainted: [W]=WARN
[   54.641229][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.641387][   T12] Workqueue: netns cleanup_net
[   54.641510][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.641667][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.642094][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   54.642243][   T12] RAX: 00000000ffffffa6 RBX: ff110000141abe00 RCX: 1ff4000000018eed
[   54.642426][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000141abebc
[   54.642602][   T12] RBP: ff11000017671000 R08: 1fe22000028357d9 R09: ff11000001aed1d0
[   54.642787][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   54.642963][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.643138][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   54.643398][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.643547][   T12] CR2: 00007fedc5ac17d0 CR3: 0000000016952004 CR4: 0000000000771ef0
[   54.643730][   T12] PKRU: 55555554
[   54.643820][   T12] Call Trace:
[   54.643908][   T12]  <TASK>
[   54.643971][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.644122][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.644275][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   54.644442][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.644609][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.644732][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.644854][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   54.644975][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.645093][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.645218][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.645386][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.645506][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.645629][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.645750][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.645868][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.645993][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.646111][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.646234][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.646406][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.646525][   T12]  kthread (kernel/kthread.c:436)
[   54.646614][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.646767][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.646885][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.647004][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.647153][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.647277][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.647444][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.650072][   T12] ------------[ cut here ]------------
| [   54.650189][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   54.650429][   T12] Modules linked in: vxlan
| [   54.650818][   T12] Tainted: [W]=WARN
[   54.650912][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.651060][   T12] Workqueue: netns cleanup_net
[   54.651181][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.651391][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.651817][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   54.651965][   T12] RAX: 00000000ffffffa6 RBX: ff110000141aba80 RCX: 1ff4000000018eed
[   54.652141][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000141abb3c
[   54.652370][   T12] RBP: ff1100001755c000 R08: 1fe2200002835769 R09: ff11000001aed1d0
[   54.652602][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   54.652784][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.652961][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   54.653168][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.653422][   T12] CR2: 00007fedc5ac17d0 CR3: 0000000016952004 CR4: 0000000000771ef0
[   54.653601][   T12] PKRU: 55555554
[   54.653696][   T12] Call Trace:
[   54.653787][   T12]  <TASK>
[   54.653850][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.654001][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.654146][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   54.654267][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.654492][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.654615][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.654740][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   54.654861][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.654983][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.655103][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.655222][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.655443][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.655566][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.655693][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.655813][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.655935][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.656054][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.656179][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.656306][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.656517][   T12]  kthread (kernel/kthread.c:436)
[   54.656608][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.656765][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.656885][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.657003][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.657151][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.657276][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.657488][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.661411][   T12] ------------[ cut here ]------------
| [   54.661531][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   54.661765][   T12] Modules linked in: vxlan
| [   54.662150][   T12] Tainted: [W]=WARN
[   54.662239][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.662397][   T12] Workqueue: netns cleanup_net
[   54.662519][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.662677][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.663099][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   54.663248][   T12] RAX: 00000000ffffffa6 RBX: ff110000141abc40 RCX: 1ff4000000018eed
[   54.663431][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000141abcfc
[   54.663609][   T12] RBP: ff11000016eb4000 R08: 1fe22000028357a1 R09: ff11000001aed1d0
[   54.663791][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   54.663994][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.664174][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   54.664391][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.664542][   T12] CR2: 00007fedc5ac17d0 CR3: 0000000016952004 CR4: 0000000000771ef0
[   54.664724][   T12] PKRU: 55555554
[   54.664812][   T12] Call Trace:
[   54.664900][   T12]  <TASK>
[   54.664960][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.665110][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.665260][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   54.665391][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.665514][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.665632][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.665759][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   54.665880][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.665998][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.666119][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.666240][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.666369][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.666489][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.666608][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.666736][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.666860][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.666980][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.667106][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.667229][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.667356][   T12]  kthread (kernel/kthread.c:436)
[   54.667447][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.667594][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.667725][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.667845][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.667995][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.668118][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.668239][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.671841][   T12] ------------[ cut here ]------------
| [   54.671964][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   54.672194][   T12] Modules linked in: vxlan
| [   54.672597][   T12] Tainted: [W]=WARN
[   54.672697][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.672852][   T12] Workqueue: netns cleanup_net
[   54.672975][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.673133][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.673563][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   54.673721][   T12] RAX: 00000000ffffffa6 RBX: ff110000141ab700 RCX: 1ff4000000018eed
[   54.673904][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000141ab7bc
[   54.674084][   T12] RBP: ff11000016af4000 R08: 1fe22000028356f9 R09: ff11000001aed1d0
[   54.674261][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   54.674449][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.674626][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   54.674839][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.674989][   T12] CR2: 00007fedc5ac17d0 CR3: 0000000016952004 CR4: 0000000000771ef0
[   54.675172][   T12] PKRU: 55555554
[   54.675260][   T12] Call Trace:
[   54.675357][   T12]  <TASK>
[   54.675421][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.675572][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.675723][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   54.675841][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.675960][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.676082][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.676207][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   54.676386][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.676505][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.676678][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.676799][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.676918][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.677038][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.677158][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.677283][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.677430][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.677549][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.677679][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.677807][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.677925][   T12]  kthread (kernel/kthread.c:436)
[   54.678015][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.678165][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.678287][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.678413][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.678562][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.678684][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.678803][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.688204][   T12] ------------[ cut here ]------------
| [   54.689104][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   54.689347][   T12] Modules linked in: vxlan
| [   54.689762][   T12] Tainted: [W]=WARN
[   54.689856][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.690003][   T12] Workqueue: netns cleanup_net
[   54.690124][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.690278][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.690718][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   54.690868][   T12] RAX: 00000000ffffffa6 RBX: ff110000027863c0 RCX: 1ff4000000018eed
[   54.691042][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278647c
[   54.691222][   T12] RBP: ff110000158e9000 R08: 1fe22000004f0c91 R09: ff11000001aed1d0
[   54.691419][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   54.691596][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.691786][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   54.691992][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.692141][   T12] CR2: 00007fedc5ac17d0 CR3: 0000000016952004 CR4: 0000000000771ef0
[   54.692330][   T12] PKRU: 55555554
[   54.692419][   T12] Call Trace:
[   54.692507][   T12]  <TASK>
[   54.692569][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.692746][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.692896][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   54.693021][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.693141][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.693261][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.693401][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   54.693522][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.693640][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.693767][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.693889][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.694007][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.694128][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.694246][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.694469][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.694598][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.694721][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.694844][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.694967][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.695088][   T12]  kthread (kernel/kthread.c:436)
[   54.695179][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.695423][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.695652][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.695778][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.695926][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.696046][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.696167][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.704597][   T12] ------------[ cut here ]------------
| [   54.704732][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   54.704965][   T12] Modules linked in: vxlan
| [   54.705370][   T12] Tainted: [W]=WARN
[   54.705463][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.705611][   T12] Workqueue: netns cleanup_net
[   54.705742][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.705897][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.706339][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   54.706488][   T12] RAX: 00000000ffffffa6 RBX: ff11000002786580 RCX: 1ff4000000018eed
[   54.706663][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278663c
[   54.706849][   T12] RBP: ff11000017594000 R08: 1fe22000004f0cc9 R09: ff11000001aed1d0
[   54.707024][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   54.707200][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.707387][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   54.707597][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.707750][   T12] CR2: 00005566d8bc29b8 CR3: 000000000d14d006 CR4: 0000000000771ef0
[   54.707933][   T12] PKRU: 55555554
[   54.708022][   T12] Call Trace:
[   54.708111][   T12]  <TASK>
[   54.708174][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.708332][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.708490][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   54.708608][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.708733][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.708851][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.708975][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   54.709096][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.709213][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.709345][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.709463][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.709581][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.709705][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.709823][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.709946][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.710072][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.710194][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.710327][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.710449][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.710567][   T12]  kthread (kernel/kthread.c:436)
[   54.710660][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.710818][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.710936][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.711055][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.711208][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.711339][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.711457][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.713644][   T12] ------------[ cut here ]------------
| [   54.713766][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   54.713995][   T12] Modules linked in: vxlan
| [   54.714389][   T12] Tainted: [W]=WARN
[   54.714479][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.714625][   T12] Workqueue: netns cleanup_net
[   54.714753][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.714905][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.715340][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   54.715489][   T12] RAX: 00000000ffffffa6 RBX: ff11000012cbac80 RCX: 1ff4000000018eed
[   54.715666][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012cbad3c
[   54.715846][   T12] RBP: ff110000174a9000 R08: 1fe22000025975a9 R09: ff11000001aed1d0
[   54.716020][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   54.716196][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.716380][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   54.716586][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.716740][   T12] CR2: 00005566d8bc29b8 CR3: 000000000d14d006 CR4: 0000000000771ef0
[   54.716920][   T12] PKRU: 55555554
[   54.717006][   T12] Call Trace:
[   54.717093][   T12]  <TASK>
[   54.717154][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.717309][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.717469][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   54.717588][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.717713][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.717833][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.717957][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   54.718077][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.718194][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.718323][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.718442][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.718561][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.718684][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.718809][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.718931][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.719057][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.719178][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.719308][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.719437][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.719557][   T12]  kthread (kernel/kthread.c:436)
[   54.719647][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.719804][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.719922][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.720039][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.720191][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.720321][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.720442][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.723909][   T12] ------------[ cut here ]------------
| [   54.724026][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   54.724255][   T12] Modules linked in: vxlan
| [   54.725400][   T12] Tainted: [W]=WARN
[   54.725490][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.725635][   T12] Workqueue: netns cleanup_net
[   54.725763][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.725917][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.726341][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   54.726489][   T12] RAX: 00000000ffffffa6 RBX: ff11000012cbae40 RCX: 1ff4000000018eed
[   54.726665][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012cbaefc
[   54.726845][   T12] RBP: ff11000019671000 R08: 1fe22000025975e1 R09: ff11000001aed1d0
[   54.727019][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   54.727198][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.727383][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   54.727601][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.727753][   T12] CR2: 00005566d8bc29b8 CR3: 000000000d14d006 CR4: 0000000000771ef0
[   54.727929][   T12] PKRU: 55555554
[   54.728017][   T12] Call Trace:
[   54.728104][   T12]  <TASK>
[   54.728166][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.728326][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.728472][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   54.728590][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.728712][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.728832][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.728954][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   54.729074][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.729192][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.729321][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.729441][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.729558][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.729683][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.729803][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.729927][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.730048][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.730167][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.730292][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.730420][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.730538][   T12]  kthread (kernel/kthread.c:436)
[   54.730627][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.730778][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.730899][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.731018][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.731165][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.731284][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.731408][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.733360][   T12] ------------[ cut here ]------------
| [   54.733476][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   54.733711][   T12] Modules linked in: vxlan
| [   54.734096][   T12] Tainted: [W]=WARN
[   54.734189][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.734342][   T12] Workqueue: netns cleanup_net
[   54.734463][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.734616][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.735046][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   54.735193][   T12] RAX: 00000000ffffffa6 RBX: ff11000006067700 RCX: 1ff4000000018eed
[   54.735374][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000060677bc
[   54.735549][   T12] RBP: ff11000019689000 R08: 1fe2200000c0cef9 R09: ff11000001aed1d0
[   54.735731][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   54.735905][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.736082][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   54.736291][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.736442][   T12] CR2: 00005566d8bc29b8 CR3: 000000000d14d006 CR4: 0000000000771ef0
[   54.736619][   T12] PKRU: 55555554
[   54.736711][   T12] Call Trace:
[   54.736798][   T12]  <TASK>
[   54.736859][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.737008][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.737154][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   54.737275][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.737400][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.737520][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.737644][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   54.737768][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.737884][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.738010][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.738128][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.738248][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.738376][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.738494][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.738614][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.738741][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.738858][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.738981][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.739103][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.739222][   T12]  kthread (kernel/kthread.c:436)
[   54.739319][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.739468][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.739587][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.739710][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.739858][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.739975][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.740095][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.742252][   T12] ------------[ cut here ]------------
| [   54.742377][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   54.742611][   T12] Modules linked in: vxlan
| [   54.743006][   T12] Tainted: [W]=WARN
[   54.743094][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.743241][   T12] Workqueue: netns cleanup_net
[   54.743374][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.743532][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.743957][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   54.744106][   T12] RAX: 00000000ffffffa6 RBX: ff110000168f5e00 RCX: 1ff4000000018eed
[   54.744286][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000168f5ebc
[   54.744469][   T12] RBP: ff110000058fc000 R08: 1fe2200002d1ebd9 R09: ff11000001aed1d0
[   54.744644][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   54.744843][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.745765][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   54.745971][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.746124][   T12] CR2: 00005566d8bc29b8 CR3: 000000000d14d006 CR4: 0000000000771ef0
[   54.746304][   T12] PKRU: 55555554
[   54.746397][   T12] Call Trace:
[   54.746484][   T12]  <TASK>
[   54.746548][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.746707][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.746854][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   54.746972][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.747090][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.747206][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.747335][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   54.747455][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.747576][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.747702][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.747821][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.747938][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.748055][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.748174][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.748298][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.748427][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.748544][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.748666][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.748799][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.748917][   T12]  kthread (kernel/kthread.c:436)
[   54.749006][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.749152][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.749275][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.749399][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.749551][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.749678][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.749797][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.751967][   T12] ------------[ cut here ]------------
| [   54.752083][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   54.752747][   T12] Modules linked in: vxlan
| [   54.753145][   T12] Tainted: [W]=WARN
[   54.753236][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.753439][   T12] Workqueue: netns cleanup_net
[   54.753565][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.753722][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.754145][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   54.754298][   T12] RAX: 00000000ffffffa6 RBX: ff11000015eab000 RCX: 1ff4000000018eed
[   54.754522][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000015eab0bc
[   54.754703][   T12] RBP: ff11000005829000 R08: 1fe2200002bd5619 R09: ff11000001aed1d0
[   54.754879][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   54.755055][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.755233][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   54.755491][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.755641][   T12] CR2: 00005566d8bc29b8 CR3: 000000000d14d006 CR4: 0000000000771ef0
[   54.755821][   T12] PKRU: 55555554
[   54.755909][   T12] Call Trace:
[   54.755996][   T12]  <TASK>
[   54.756057][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.756209][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.756407][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   54.756528][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.756647][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.756772][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.756892][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   54.757012][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.757128][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.757248][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.757415][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.757533][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.757651][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.757771][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.757890][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.758011][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.758129][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.758255][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.758429][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.758549][   T12]  kthread (kernel/kthread.c:436)
[   54.758641][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.758792][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.758910][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.759028][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.759177][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.759299][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.759465][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.763289][   T12] ------------[ cut here ]------------
| [   54.763474][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   54.763768][   T12] Modules linked in: vxlan
| [   54.764254][   T12] Tainted: [W]=WARN
[   54.764413][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.764616][   T12] Workqueue: netns cleanup_net
[   54.764798][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.765002][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.765489][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   54.765698][   T12] RAX: 00000000ffffffa6 RBX: ff11000014c99c40 RCX: 1ff4000000018eed
[   54.765925][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014c99cfc
[   54.766149][   T12] RBP: ff11000005171000 R08: 1fe22000029933a1 R09: ff11000001aed1d0
[   54.766395][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   54.766622][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.766862][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   54.767119][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.767339][   T12] CR2: 00007f350eadb574 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   54.767567][   T12] PKRU: 55555554
[   54.767714][   T12] Call Trace:
[   54.767857][   T12]  <TASK>
[   54.767970][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.768175][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.768391][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   54.768564][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.768744][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.768912][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.769085][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   54.769259][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.769450][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.769623][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.769805][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.769976][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.770145][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.770332][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.770507][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.770686][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.770854][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.771027][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.771200][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.771390][   T12]  kthread (kernel/kthread.c:436)
[   54.771531][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.771740][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.771911][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.772080][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.772279][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.772461][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.772630][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.781605][   T12] ------------[ cut here ]------------
| [   54.781780][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   54.782060][   T12] Modules linked in: vxlan
| [   54.782566][   T12] Tainted: [W]=WARN
[   54.782713][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.782909][   T12] Workqueue: netns cleanup_net
[   54.783082][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.783292][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.783784][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   54.783982][   T12] RAX: 00000000ffffffa6 RBX: ff11000014c98200 RCX: 1ff4000000018eed
[   54.784207][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014c982bc
[   54.784562][   T12] RBP: ff11000007ea4000 R08: 1fe2200002993059 R09: ff11000001aed1d0
[   54.784887][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   54.785215][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.785547][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   54.785904][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.786192][   T12] CR2: 00007f350eadb574 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   54.786531][   T12] PKRU: 55555554
[   54.786771][   T12] Call Trace:
[   54.786954][   T12]  <TASK>
[   54.787113][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.787382][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.787627][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   54.787851][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.788068][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.788289][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.788520][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   54.788727][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.788897][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.789070][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.789245][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.789427][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.789599][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.789776][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.789946][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.790121][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.790292][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.790484][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.790659][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.790837][   T12]  kthread (kernel/kthread.c:436)
[   54.790978][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.791175][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.791364][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.791540][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.791751][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.791920][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.792091][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.794557][   T12] ------------[ cut here ]------------
| [   54.794729][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   54.795007][   T12] Modules linked in: vxlan
| [   54.795866][   T12] Tainted: [W]=WARN
[   54.796012][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.796215][   T12] Workqueue: netns cleanup_net
[   54.796411][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.796615][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.797093][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   54.797294][   T12] RAX: 00000000ffffffa6 RBX: ff11000014c98040 RCX: 1ff4000000018eed
[   54.797532][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014c980fc
[   54.797764][   T12] RBP: ff110000052b1000 R08: 1fe2200002993021 R09: ff11000001aed1d0
[   54.797989][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   54.798217][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.798462][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   54.798727][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.798925][   T12] CR2: 00007f350eadb574 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   54.799157][   T12] PKRU: 55555554
[   54.799297][   T12] Call Trace:
[   54.799449][   T12]  <TASK>
[   54.799560][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.799773][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.799971][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   54.800141][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.800331][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.800502][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.800685][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   54.800857][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.801024][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.801196][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.801388][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.801556][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.801735][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.801909][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.802082][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.802256][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.802444][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.802618][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.802806][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.802978][   T12]  kthread (kernel/kthread.c:436)
[   54.803117][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.803336][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.803508][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.803684][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.803881][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.804053][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.804223][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.806886][   T12] ------------[ cut here ]------------
| [   54.807047][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   54.807769][   T12] Modules linked in: vxlan
| [   54.808368][   T12] Tainted: [W]=WARN
[   54.808553][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.808806][   T12] Workqueue: netns cleanup_net
[   54.809026][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.809283][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.809823][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   54.810077][   T12] RAX: 00000000ffffffa6 RBX: ff110000146dc040 RCX: 1ff4000000018eed
[   54.810364][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000146dc0fc
[   54.810639][   T12] RBP: ff11000019504000 R08: 1fe22000028db821 R09: ff11000001aed1d0
[   54.810912][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   54.811183][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.811474][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   54.811785][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.812026][   T12] CR2: 00007f350eadb574 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   54.812308][   T12] PKRU: 55555554
[   54.812589][   T12] Call Trace:
[   54.812827][   T12]  <TASK>
[   54.813042][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.813367][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.813656][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   54.813925][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.814185][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.814368][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.814542][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   54.814724][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.814891][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.815066][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.815237][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.815422][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.815594][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.815773][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.815945][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.816118][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.816288][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.816480][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.816654][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.816832][   T12]  kthread (kernel/kthread.c:436)
[   54.816971][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.817168][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.817358][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.817529][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.817739][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.817909][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.818079][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.828543][   T12] ------------[ cut here ]------------
| [   54.828763][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   54.829061][   T12] Modules linked in: vxlan
| [   54.829563][   T12] Tainted: [W]=WARN
[   54.829714][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.829912][   T12] Workqueue: netns cleanup_net
[   54.830086][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.830295][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.830896][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   54.831180][   T12] RAX: 00000000ffffffa6 RBX: ff110000146dc740 RCX: 1ff4000000018eed
[   54.831473][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000146dc7fc
[   54.831755][   T12] RBP: ff1100001a87c000 R08: 1fe22000028db901 R09: ff11000001aed1d0
[   54.831995][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   54.832219][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.832467][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   54.832737][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.832947][   T12] CR2: 00007f350eadb574 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   54.833175][   T12] PKRU: 55555554
[   54.833332][   T12] Call Trace:
[   54.833470][   T12]  <TASK>
[   54.833583][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.833796][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.833998][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   54.834169][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.834360][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.834531][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.834710][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   54.834884][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.835053][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.835228][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.835422][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.835595][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.835777][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.835947][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.836119][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.836296][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.836482][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.836661][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.836845][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.837028][   T12]  kthread (kernel/kthread.c:436)
[   54.837178][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.837397][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.837570][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.837749][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.837951][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.838121][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.838294][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.840974][   T12] ------------[ cut here ]------------
| [   54.841141][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   54.841813][   T12] Modules linked in: vxlan
| [   54.842342][   T12] Tainted: [W]=WARN
[   54.842485][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.842694][   T12] Workqueue: netns cleanup_net
[   54.842869][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.843074][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.843567][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   54.843777][   T12] RAX: 00000000ffffffa6 RBX: ff110000146dce40 RCX: 1ff4000000018eed
[   54.844003][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000146dcefc
[   54.844229][   T12] RBP: ff1100001a999000 R08: 1fe22000028db9e1 R09: ff11000001aed1d0
[   54.844476][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   54.844716][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.844945][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   54.845202][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.845422][   T12] CR2: 00007f350eadb574 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   54.845656][   T12] PKRU: 55555554
[   54.845804][   T12] Call Trace:
[   54.845943][   T12]  <TASK>
[   54.846056][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.846260][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.846481][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   54.846655][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.846836][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.847007][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.847187][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   54.847381][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.847551][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.847734][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.847908][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.848076][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.848248][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.848439][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.848612][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.848797][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.848968][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.849145][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.849340][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.849511][   T12]  kthread (kernel/kthread.c:436)
[   54.849652][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.849865][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.850038][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.850210][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.850428][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.850600][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.850796][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.853247][   T12] ------------[ cut here ]------------
| [   54.853431][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   54.853721][   T12] Modules linked in: vxlan
| [   54.854296][   T12] Tainted: [W]=WARN
[   54.854947][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.855198][   T12] Workqueue: netns cleanup_net
[   54.855444][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.855710][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.856599][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   54.856853][   T12] RAX: 00000000ffffffa6 RBX: ff110000146dd1c0 RCX: 1ff4000000018eed
[   54.857121][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000146dd27c
[   54.857425][   T12] RBP: ff110000194f4000 R08: 1fe22000028dba51 R09: ff11000001aed1d0
[   54.857705][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   54.857978][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.858253][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   54.858577][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.858829][   T12] CR2: 00007f350eadb574 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   54.859101][   T12] PKRU: 55555554
[   54.859294][   T12] Call Trace:
[   54.859491][   T12]  <TASK>
[   54.859648][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.859910][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.860152][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   54.860389][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.860608][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.860833][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.861051][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   54.861271][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.861505][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.861736][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.861984][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.862243][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.862544][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.862805][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.862975][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.863151][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.863350][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.863528][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.863715][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.863890][   T12]  kthread (kernel/kthread.c:436)
[   54.864031][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.864228][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.864419][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.864590][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.864803][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.864973][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.865145][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.868434][   T12] ------------[ cut here ]------------
| [   54.868596][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   54.868885][   T12] Modules linked in: vxlan
| [   54.869771][   T12] Tainted: [W]=WARN
[   54.870001][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.870288][   T12] Workqueue: netns cleanup_net
[   54.870522][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.870797][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.871344][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   54.871592][   T12] RAX: 00000000ffffffa6 RBX: ff110000146dd540 RCX: 1ff4000000018eed
[   54.871884][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000146dd5fc
[   54.872154][   T12] RBP: ff11000008261000 R08: 1fe22000028dbac1 R09: ff11000001aed1d0
[   54.872448][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   54.872728][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.873002][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   54.873364][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.873611][   T12] CR2: 00007f350eadb574 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   54.873899][   T12] PKRU: 55555554
[   54.874081][   T12] Call Trace:
[   54.874263][   T12]  <TASK>
[   54.874441][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.874699][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.874943][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   54.875158][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.875394][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.875611][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.875840][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   54.876060][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.876277][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.876511][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.876736][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.876977][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.877240][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.877531][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.877802][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.878068][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.878353][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.878619][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.878893][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.879147][   T12]  kthread (kernel/kthread.c:436)
[   54.879338][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.879537][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.879717][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.879890][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.880098][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.880276][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.880465][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.883180][   T12] ------------[ cut here ]------------
| [   54.883771][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   54.884100][   T12] Modules linked in: vxlan
| [   54.884723][   T12] Tainted: [W]=WARN
[   54.884909][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.885156][   T12] Workqueue: netns cleanup_net
[   54.885401][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.885662][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.886190][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   54.886464][   T12] RAX: 00000000ffffffa6 RBX: ff110000146ddc40 RCX: 1ff4000000018eed
[   54.886747][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000146ddcfc
[   54.887015][   T12] RBP: ff1100001aada000 R08: 1fe22000028dbba1 R09: ff11000001aed1d0
[   54.887297][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   54.887584][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.887871][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   54.888171][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.888437][   T12] CR2: 00007f350eadb574 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   54.888724][   T12] PKRU: 55555554
[   54.888910][   T12] Call Trace:
[   54.889093][   T12]  <TASK>
[   54.889252][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.889560][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.889856][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   54.890127][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.890405][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.890664][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.890939][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   54.891201][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.891483][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.891694][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.891862][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.892030][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.892203][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.892392][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.892566][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.892749][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.892929][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.893104][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.893283][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.893466][   T12]  kthread (kernel/kthread.c:436)
[   54.893606][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.893811][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.893984][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.894157][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.894379][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.894550][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.894729][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.904256][   T12] ------------[ cut here ]------------
| [   54.904398][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   54.904632][   T12] Modules linked in: vxlan
| [   54.905031][   T12] Tainted: [W]=WARN
[   54.905120][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.905271][   T12] Workqueue: netns cleanup_net
[   54.905404][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.905561][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.906062][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   54.906213][   T12] RAX: 00000000ffffffa6 RBX: ff11000012a61c40 RCX: 1ff4000000018eed
[   54.906403][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012a61cfc
[   54.906581][   T12] RBP: ff1100001aaf2000 R08: 1fe220000254c3a1 R09: ff11000001aed1d0
[   54.906768][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   54.906946][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.907125][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   54.907344][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.907494][   T12] CR2: 00007fedc5ac17d0 CR3: 0000000016952004 CR4: 0000000000771ef0
[   54.907683][   T12] PKRU: 55555554
[   54.907773][   T12] Call Trace:
[   54.907864][   T12]  <TASK>
[   54.907927][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.908079][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.908228][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   54.908358][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   54.908480][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.910475][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   54.910598][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   54.910731][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.910850][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.910973][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.911092][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.911210][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.911343][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.911462][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.911586][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.911734][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.911855][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.911981][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.912106][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.912226][   T12]  kthread (kernel/kthread.c:436)
[   54.912327][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.912476][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.912595][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.912721][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.912871][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.912991][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.913112][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.921624][ T1440] ------------[ cut here ]------------
| [   54.921784][ T1440] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1440
| [   54.922070][ T1440] Modules linked in: vxlan
| [   54.922502][ T1440] Tainted: [W]=WARN
[   54.922603][ T1440] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.922775][ T1440] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.922953][ T1440] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.923441][ T1440] RSP: 0018:ffa0000002947a80 EFLAGS: 00010286
[   54.923610][ T1440] RAX: 00000000ffffffa6 RBX: ff11000002787000 RCX: 1ff4000000528f16
[   54.923818][ T1440] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000027870bc
[   54.924017][ T1440] RBP: ff110000196a4000 R08: 1fe22000004f0e19 R09: ff1100001688ae80
[   54.924215][ T1440] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   54.924422][ T1440] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000196a4000
[   54.924624][ T1440] FS:  00007fedc58b7840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   54.924866][ T1440] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.925034][ T1440] CR2: 000055669eb10d5c CR3: 0000000016952005 CR4: 0000000000771ef0
[   54.925237][ T1440] PKRU: 55555554
[   54.925349][ T1440] Call Trace:
[   54.925450][ T1440]  <TASK>
[   54.925519][ T1440]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.925654][ T1440]  ? notifier_call_chain (kernel/notifier.c:85)
[   54.925805][ T1440]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.925910][ T1440]  register_netdevice (net/core/dev.c:11488)
[   54.926044][ T1440]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   54.926213][ T1440]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   54.926355][ T1440]  register_netdev (net/core/dev.c:11552)
[   54.926488][ T1440]  loopback_net_init (drivers/net/loopback.c:218)
[   54.926632][ T1440]  ops_init (net/core/net_namespace.c:137)
[   54.926743][ T1440]  setup_net (net/core/net_namespace.c:446)
[   54.926845][ T1440]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   54.926976][ T1440]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   54.927108][ T1440]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   54.927246][ T1440]  copy_net_ns (net/core/net_namespace.c:579)
[   54.927398][ T1440]  create_new_namespaces (kernel/nsproxy.c:132)
[   54.927535][ T1440]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   54.927673][ T1440]  ksys_unshare (kernel/fork.c:3243)
[   54.927810][ T1440]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   54.927942][ T1440]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   54.928079][ T1440]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   54.928213][ T1440]  ? __ia32_sys_open (fs/open.c:1374)
[   54.928356][ T1440]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   54.928489][ T1440]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   54.928623][ T1440]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   54.928766][ T1440]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   54.928905][ T1440]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   54.929039][ T1440]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.929206][ T1440] RIP: 0033:0x7fedc5b79bcb
[   54.929354][ T1440] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   54.929849][ T1440] RSP: 002b:00007ffd48e4d2f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   54.930054][ T1440] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fedc5b79bcb
[   54.930252][ T1440] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   54.930461][ T1440] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   54.930658][ T1440] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd48e4f520
[   54.930863][ T1440] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd48e5086e
| [   54.932478][   T12] ------------[ cut here ]------------
| [   54.932609][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   54.933169][   T12] Modules linked in: vxlan
| [   54.933616][   T12] Tainted: [W]=WARN
[   54.933718][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.933883][   T12] Workqueue: netns cleanup_net
[   54.934148][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.934327][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.934789][   T12] RSP: 0018:ffa00000000c7780 EFLAGS: 00010286
[   54.935161][   T12] RAX: 00000000ffffffa6 RBX: ff11000002787c40 RCX: 1ff4000000018eb6
[   54.935366][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000002787cfc
[   54.935571][   T12] RBP: ff1100001ac4c000 R08: 1fe22000004f0fa1 R09: ff11000001aed1d0
[   54.935768][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   54.935959][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   54.936154][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   54.936382][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.936543][   T12] CR2: 00007fedc5ac17d0 CR3: 0000000016952004 CR4: 0000000000771ef0
[   54.936737][   T12] PKRU: 55555554
[   54.936833][   T12] Call Trace:
[   54.936928][   T12]  <TASK>
[   54.936995][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.937121][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   54.937249][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   54.937386][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   54.937532][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   54.937695][   T12]  ? default_device_exit_batch (net/core/dev.c:13075)
[   54.937823][   T12]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   54.937953][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   54.938087][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   54.938246][   T12]  unregister_vlan_dev (net/8021q/vlan.c:112)
[   54.938382][   T12]  default_device_exit_batch (net/core/dev.c:13084)
[   54.938511][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.938640][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.938776][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   54.938907][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.939037][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.939164][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.939297][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.939433][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.939561][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.939696][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.939823][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.939957][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.940088][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.940221][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.940368][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.940527][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.940663][   T12]  kthread (kernel/kthread.c:436)
[   54.940765][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.940923][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.941050][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.941187][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.941357][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.941484][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.941611][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.943132][   T12] ------------[ cut here ]------------
| [   54.943278][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   54.943530][   T12] Modules linked in: vxlan
| [   54.943945][   T12] Tainted: [W]=WARN
[   54.944041][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.944200][   T12] Workqueue: netns cleanup_net
[   54.944341][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.944507][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.944972][   T12] RSP: 0018:ffa00000000c7780 EFLAGS: 00010286
[   54.945138][   T12] RAX: 00000000ffffffa6 RBX: ff11000002786c80 RCX: 1ff4000000018eb6
[   54.945339][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000002786d3c
[   54.945529][   T12] RBP: ff1100001ac4c000 R08: 1fe22000004f0da9 R09: ff11000001aed1d0
[   54.945722][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   54.945911][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   54.946100][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   54.946334][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.946491][   T12] CR2: 00007fedc5ac17d0 CR3: 0000000016952004 CR4: 0000000000771ef0
[   54.946686][   T12] PKRU: 55555554
[   54.946792][   T12] Call Trace:
[   54.946886][   T12]  <TASK>
[   54.946952][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.947076][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   54.947204][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   54.947343][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   54.947472][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   54.948030][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   54.948162][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   54.948292][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   54.948455][   T12]  unregister_vlan_dev (net/8021q/vlan.c:112)
[   54.948581][   T12]  ? vlan_vid_del (net/8021q/vlan_core.c:367 net/8021q/vlan_core.c:387)
[   54.948713][   T12]  default_device_exit_batch (net/core/dev.c:13084)
[   54.948843][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.948971][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.949117][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   54.949245][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.949381][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.949506][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.949636][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.949770][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.949905][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.950034][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.950160][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.950288][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.950654][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.950786][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.950929][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.951060][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.951346][   T12]  kthread (kernel/kthread.c:436)
[   54.951443][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.951605][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.951737][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.951865][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.952022][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.952154][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.952285][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.953807][   T12] ------------[ cut here ]------------
| [   54.953938][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   54.954358][   T12] Modules linked in: vxlan
| [   54.954780][   T12] Tainted: [W]=WARN
[   54.954880][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.955040][   T12] Workqueue: netns cleanup_net
[   54.955177][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.955350][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.955803][   T12] RSP: 0018:ffa00000000c7780 EFLAGS: 00010286
[   54.955960][   T12] RAX: 00000000ffffffa6 RBX: ff11000002787540 RCX: 1ff4000000018eb6
[   54.956322][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000027875fc
[   54.956509][   T12] RBP: ff11000010c04000 R08: 1fe22000004f0ec1 R09: ff11000001aed1d0
[   54.956702][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   54.956896][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   54.957087][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   54.957313][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.957478][   T12] CR2: 00007fedc5ac17d0 CR3: 0000000016952004 CR4: 0000000000771ef0
[   54.957857][   T12] PKRU: 55555554
[   54.957951][   T12] Call Trace:
[   54.958045][   T12]  <TASK>
[   54.958132][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.958445][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   54.958589][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   54.958724][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   54.958851][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   54.959016][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   54.959144][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   54.959309][   T12]  unregister_vlan_dev (net/8021q/vlan.c:112)
[   54.959445][   T12]  default_device_exit_batch (net/core/dev.c:13084)
[   54.959574][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.959710][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.959838][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   54.959974][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.960106][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.960261][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.960399][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.960526][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.960662][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.960800][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.960925][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.961053][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.961188][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.961323][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.961460][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.961594][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.961729][   T12]  kthread (kernel/kthread.c:436)
[   54.961825][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.961985][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.962112][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.962243][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.962410][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.962538][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.962665][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.964169][   T12] ------------[ cut here ]------------
| [   54.964295][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   54.964546][   T12] Modules linked in: vxlan
| [   54.964958][   T12] Tainted: [W]=WARN
[   54.965054][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.965554][   T12] Workqueue: netns cleanup_net
[   54.965689][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.965861][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.966603][   T12] RSP: 0018:ffa00000000c7780 EFLAGS: 00010286
[   54.966768][   T12] RAX: 00000000ffffffa6 RBX: ff110000027871c0 RCX: 1ff4000000018eb6
[   54.966960][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278727c
[   54.967164][   T12] RBP: ff11000010c04000 R08: 1fe22000004f0e51 R09: ff11000001aed1d0
[   54.967362][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   54.967636][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   54.968064][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   54.968310][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.968477][   T12] CR2: 00007fedc5ac17d0 CR3: 0000000016952004 CR4: 0000000000771ef0
[   54.968673][   T12] PKRU: 55555554
[   54.969064][   T12] Call Trace:
[   54.969245][   T12]  <TASK>
[   54.969313][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.969446][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   54.969572][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   54.969728][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   54.969991][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   54.970160][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   54.970294][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   54.970525][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   54.970692][   T12]  unregister_vlan_dev (net/8021q/vlan.c:112)
[   54.970819][   T12]  ? vlan_vid_del (net/8021q/vlan_core.c:367 net/8021q/vlan_core.c:387)
[   54.970946][   T12]  default_device_exit_batch (net/core/dev.c:13084)
[   54.971154][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.971283][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.971416][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   54.971548][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.971767][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.971891][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.972023][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.972151][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.972366][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.972495][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.972619][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.972755][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.972963][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.973089][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.973219][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.973359][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.973566][   T12]  kthread (kernel/kthread.c:436)
[   54.973662][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.973835][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.973963][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.974188][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.974355][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.974485][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.974612][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.976489][   T12] ------------[ cut here ]------------
| [   54.976692][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   54.976938][   T12] Modules linked in: vxlan
| [   54.977438][   T12] Tainted: [W]=WARN
[   54.977532][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.977693][   T12] Workqueue: netns cleanup_net
[   54.977908][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.978067][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.978603][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   54.978765][   T12] RAX: 00000000ffffffa6 RBX: ff11000015eab1c0 RCX: 1ff4000000018eaf
[   54.978966][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000015eab27c
[   54.979275][   T12] RBP: ff11000016af1000 R08: 1fe2200002bd5651 R09: ff11000001aed1d0
[   54.979492][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   54.979764][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001adb9000
[   54.979951][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   54.980166][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.980412][   T12] CR2: 00007fedc5ac17d0 CR3: 0000000016952004 CR4: 0000000000771ef0
[   54.980607][   T12] PKRU: 55555554
[   54.980706][   T12] Call Trace:
[   54.980799][   T12]  <TASK>
[   54.980946][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.981072][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.981168][   T12]  netif_close_many (net/core/dev.c:1804)
[   54.981299][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   54.981511][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   54.981691][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   54.981847][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   54.981972][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.982206][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   54.982359][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.982484][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   54.982610][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.982819][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.982948][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.983072][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   54.983199][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.983415][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.983538][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.983695][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.983820][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.984024][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.984154][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.984279][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.984487][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.984616][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.984744][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.984873][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.985002][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.985209][   T12]  kthread (kernel/kthread.c:436)
[   54.985306][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.985467][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.985591][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.985824][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.985986][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.986110][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.986327][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   54.988595][   T12] ------------[ cut here ]------------
| [   54.988801][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   54.989042][   T12] Modules linked in: vxlan
| [   54.989545][   T12] Tainted: [W]=WARN
[   54.989638][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.989799][   T12] Workqueue: netns cleanup_net
[   54.990013][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.990176][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.990743][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   54.990906][   T12] RAX: 00000000ffffffa6 RBX: ff11000014c98580 RCX: 1ff4000000018eaf
[   54.991175][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014c9863c
[   54.991374][   T12] RBP: ff1100001adb9000 R08: 1fe22000029930c9 R09: ff11000001aed1d0
[   54.991571][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   54.991844][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001ac4c000
[   54.992030][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   54.992340][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.992497][   T12] CR2: 00007fedc5ac17d0 CR3: 0000000016952004 CR4: 0000000000771ef0
[   54.992689][   T12] PKRU: 55555554
[   54.992784][   T12] Call Trace:
[   54.992958][   T12]  <TASK>
[   54.993023][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.993148][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   54.993278][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.993382][   T12]  netif_close_many (net/core/dev.c:1804)
[   54.993590][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   54.993722][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   54.993879][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   54.994144][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   54.994274][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.994437][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   54.994563][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.994777][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   54.994905][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   54.995031][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   54.995156][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   54.995372][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   54.995536][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   54.995663][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   54.995792][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.996004][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   54.996131][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   54.996254][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   54.996390][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.996594][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.996727][   T12]  process_one_work (kernel/workqueue.c:3314)
[   54.996855][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   54.996979][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.997189][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   54.997328][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   54.997453][   T12]  kthread (kernel/kthread.c:436)
[   54.997691][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   54.997929][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.998056][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   54.998182][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   54.998347][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   54.998555][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   54.998685][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   55.001112][   T12] ------------[ cut here ]------------
| [   55.001325][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   55.001570][   T12] Modules linked in: vxlan
| [   55.002068][   T12] Tainted: [W]=WARN
[   55.002161][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.002328][   T12] Workqueue: netns cleanup_net
[   55.002540][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.002708][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.003238][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   55.003406][   T12] RAX: 00000000ffffffa6 RBX: ff11000013597e00 RCX: 1ff4000000018eaf
[   55.003594][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013597ebc
[   55.003876][   T12] RBP: ff1100001ac4c000 R08: 1fe22000026b2fd9 R09: ff11000001aed1d0
[   55.004060][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   55.004342][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001a5a4000
[   55.004535][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   55.004763][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.005001][   T12] CR2: 00007fedc5ac17d0 CR3: 0000000016952004 CR4: 0000000000771ef0
[   55.005187][   T12] PKRU: 55555554
[   55.005281][   T12] Call Trace:
[   55.005458][   T12]  <TASK>
[   55.005522][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   55.005645][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   55.005773][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   55.005868][   T12]  netif_close_many (net/core/dev.c:1804)
[   55.006077][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   55.006209][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   55.006375][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   55.006532][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   55.006742][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   55.006915][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   55.007040][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   55.007165][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   55.007382][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   55.007509][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   55.007634][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   55.007769][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   55.007974][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   55.008102][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   55.008225][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.008441][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   55.008567][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   55.008697][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   55.008822][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   55.008945][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.009153][   T12]  process_one_work (kernel/workqueue.c:3314)
[   55.009285][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   55.009432][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.009564][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   55.009787][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   55.009912][   T12]  kthread (kernel/kthread.c:436)
[   55.010006][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   55.010160][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.010374][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   55.010501][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   55.010656][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   55.010868][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.011006][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   55.013531][   T12] ------------[ cut here ]------------
| [   55.013655][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   55.013902][   T12] Modules linked in: vxlan
| [   55.014406][   T12] Tainted: [W]=WARN
[   55.014502][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.014745][   T12] Workqueue: netns cleanup_net
[   55.014874][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.015035][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.015578][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   55.015823][   T12] RAX: 00000000ffffffa6 RBX: ff11000010e1cc80 RCX: 1ff4000000018eaf
[   55.016007][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010e1cd3c
[   55.016193][   T12] RBP: ff1100001a5a4000 R08: 1fe22000021c39a9 R09: ff11000001aed1d0
[   55.016473][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   55.016658][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015ac9000
[   55.016848][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   55.017176][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.017342][   T12] CR2: 00007fedc5ac17d0 CR3: 0000000016952004 CR4: 0000000000771ef0
[   55.017529][   T12] PKRU: 55555554
[   55.017621][   T12] Call Trace:
[   55.017725][   T12]  <TASK>
[   55.017796][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   55.017920][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   55.018046][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   55.018143][   T12]  netif_close_many (net/core/dev.c:1804)
[   55.018273][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   55.018406][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   55.018564][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   55.018728][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   55.018854][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   55.019014][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   55.019140][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   55.019267][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   55.019403][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   55.019531][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   55.019655][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   55.019786][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   55.019914][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   55.020039][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   55.020164][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.020294][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   55.020428][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   55.020552][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   55.020684][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   55.020811][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.020938][   T12]  process_one_work (kernel/workqueue.c:3314)
[   55.021071][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   55.021198][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.021348][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   55.021480][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   55.021604][   T12]  kthread (kernel/kthread.c:436)
[   55.021704][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   55.021859][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.021986][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   55.022110][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   55.022270][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   55.022401][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.022529][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   55.024198][   T12] ------------[ cut here ]------------
| [   55.024333][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   55.024584][   T12] Modules linked in: vxlan
| [   55.024998][   T12] Tainted: [W]=WARN
[   55.025091][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.025247][   T12] Workqueue: netns cleanup_net
[   55.025383][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.025547][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.026048][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   55.026207][   T12] RAX: 00000000ffffffa6 RBX: ff11000010e1d380 RCX: 1ff4000000018eaf
[   55.026401][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010e1d43c
[   55.026588][   T12] RBP: ff11000015ac9000 R08: 1fe22000021c3a89 R09: ff11000001aed1d0
[   55.026783][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   55.026967][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000176cc000
[   55.027154][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   55.027379][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.027543][   T12] CR2: 00007fedc5ac17d0 CR3: 0000000016952004 CR4: 0000000000771ef0
[   55.027740][   T12] PKRU: 55555554
[   55.027832][   T12] Call Trace:
[   55.027925][   T12]  <TASK>
[   55.027989][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   55.028114][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   55.028240][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   55.028347][   T12]  netif_close_many (net/core/dev.c:1804)
[   55.028475][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   55.028601][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   55.028763][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   55.028919][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   55.029045][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   55.029205][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   55.029344][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   55.029472][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   55.029599][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   55.029732][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   55.029856][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   55.029980][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   55.030106][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   55.030233][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   55.030368][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.030494][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   55.030620][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   55.030746][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   55.030871][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   55.030995][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.031121][   T12]  process_one_work (kernel/workqueue.c:3314)
[   55.031253][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   55.031388][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.031516][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   55.031659][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   55.031794][   T12]  kthread (kernel/kthread.c:436)
[   55.031887][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   55.032043][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.032170][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   55.032652][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   55.032819][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   55.032943][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.033068][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   55.035436][   T12] ------------[ cut here ]------------
| [   55.035560][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   55.035808][   T12] Modules linked in: vxlan
| [   55.036302][   T12] Tainted: [W]=WARN
[   55.036403][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.036643][   T12] Workqueue: netns cleanup_net
[   55.036782][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.036944][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.037490][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   55.037647][   T12] RAX: 00000000ffffffa6 RBX: ff11000012f20580 RCX: 1ff4000000018eaf
[   55.037836][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012f2063c
[   55.038020][   T12] RBP: ff110000176cc000 R08: 1fe22000025e40c9 R09: ff11000001aed1d0
[   55.038210][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   55.038405][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010c04000
[   55.038596][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   55.038818][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.038983][   T12] CR2: 00007fedc5ac17d0 CR3: 0000000016952004 CR4: 0000000000771ef0
[   55.039173][   T12] PKRU: 55555554
[   55.039272][   T12] Call Trace:
[   55.039371][   T12]  <TASK>
[   55.039436][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   55.039562][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   55.039691][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   55.039788][   T12]  netif_close_many (net/core/dev.c:1804)
[   55.039919][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   55.040044][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   55.040201][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   55.040368][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   55.040492][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   55.040647][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   55.040776][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   55.040903][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   55.041032][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   55.041158][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   55.041286][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   55.041418][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   55.041546][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   55.041680][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   55.041808][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.041943][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   55.042068][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   55.042195][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   55.042335][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   55.042459][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.042585][   T12]  process_one_work (kernel/workqueue.c:3314)
[   55.042717][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   55.042842][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.042980][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   55.043115][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   55.043240][   T12]  kthread (kernel/kthread.c:436)
[   55.043344][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   55.043501][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.043625][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   55.043757][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   55.043915][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   55.044042][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.044169][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   55.046231][   T12] ------------[ cut here ]------------
| [   55.046366][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   55.046608][   T12] Modules linked in: vxlan
| [   55.047031][   T12] Tainted: [W]=WARN
[   55.047126][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.047373][   T12] Workqueue: netns cleanup_net
[   55.047505][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.047665][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.048207][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   55.048375][   T12] RAX: 00000000ffffffa6 RBX: ff11000012f218c0 RCX: 1ff4000000018eaf
[   55.048644][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012f2197c
[   55.048836][   T12] RBP: ff11000010c04000 R08: 1fe22000025e4331 R09: ff11000001aed1d0
[   55.049029][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   55.049299][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000164c1000
[   55.049494][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   55.049799][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.049961][   T12] CR2: 00007fedc5ac17d0 CR3: 0000000016952004 CR4: 0000000000771ef0
[   55.050151][   T12] PKRU: 55555554
[   55.050246][   T12] Call Trace:
[   55.050448][   T12]  <TASK>
[   55.050514][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   55.050638][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   55.050790][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   55.050888][   T12]  netif_close_many (net/core/dev.c:1804)
[   55.051093][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   55.051221][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   55.051387][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   55.051626][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   55.051757][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   55.051910][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   55.052040][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   55.052247][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   55.052385][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   55.052516][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   55.052642][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   55.052853][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   55.052979][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   55.053106][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   55.053231][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.053458][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   55.053584][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   55.053713][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   55.053839][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   55.054045][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.054171][   T12]  process_one_work (kernel/workqueue.c:3314)
[   55.054303][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   55.054434][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.054647][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   55.054781][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   55.054906][   T12]  kthread (kernel/kthread.c:436)
[   55.055000][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   55.055238][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.055374][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   55.055505][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   55.055662][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   55.055874][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.056000][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   55.068920][   T12] ------------[ cut here ]------------
| [   55.069065][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   55.069322][   T12] Modules linked in: vxlan
| [   55.069738][   T12] Tainted: [W]=WARN
[   55.069834][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.069994][   T12] Workqueue: netns cleanup_net
[   55.070140][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.070310][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.070783][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   55.070940][   T12] RAX: 00000000ffffffa6 RBX: ff11000010aae580 RCX: 1ff4000000018eaf
[   55.071125][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010aae63c
[   55.071311][   T12] RBP: ff110000164c1000 R08: 1fe2200002155cc9 R09: ff11000001aed1d0
[   55.071504][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   55.071699][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001a9a4000
[   55.071888][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   55.072104][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.072261][   T12] CR2: 000055669eb10d5c CR3: 0000000016952005 CR4: 0000000000771ef0
[   55.072462][   T12] PKRU: 55555554
[   55.072555][   T12] Call Trace:
[   55.072648][   T12]  <TASK>
[   55.072821][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   55.072949][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   55.073075][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   55.073171][   T12]  netif_close_many (net/core/dev.c:1804)
[   55.073300][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   55.073433][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   55.073590][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   55.073753][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   55.073877][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   55.074030][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   55.074154][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   55.074288][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   55.074421][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   55.074547][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   55.074679][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   55.074805][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   55.074930][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   55.075055][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   55.075180][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.075311][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   55.075443][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   55.075568][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   55.075706][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   55.075834][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.075959][   T12]  process_one_work (kernel/workqueue.c:3314)
[   55.076087][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   55.076211][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.076347][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   55.076477][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   55.076600][   T12]  kthread (kernel/kthread.c:436)
[   55.076700][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   55.076853][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.076977][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   55.077101][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   55.077254][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   55.077388][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.077518][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   55.085239][   T12] ------------[ cut here ]------------
| [   55.085380][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   55.085620][   T12] Modules linked in: vxlan
| [   55.086032][   T12] Tainted: [W]=WARN
[   55.086127][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.086282][   T12] Workqueue: netns cleanup_net
[   55.086414][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.086576][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.087023][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   55.087182][   T12] RAX: 00000000ffffffa6 RBX: ff11000010aafa80 RCX: 1ff4000000018eaf
[   55.087374][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010aafb3c
[   55.087561][   T12] RBP: ff1100001a9a4000 R08: 1fe2200002155f69 R09: ff11000001aed1d0
[   55.087752][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   55.087937][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000177f9000
[   55.088122][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   55.088346][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.088502][   T12] CR2: 000055669eb10d5c CR3: 0000000016952005 CR4: 0000000000771ef0
[   55.088694][   T12] PKRU: 55555554
[   55.088786][   T12] Call Trace:
[   55.088878][   T12]  <TASK>
[   55.088946][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   55.089070][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   55.089196][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   55.089293][   T12]  netif_close_many (net/core/dev.c:1804)
[   55.089421][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   55.089544][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   55.089704][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   55.089859][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   55.089982][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   55.090134][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   55.090258][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   55.090389][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   55.090514][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   55.090638][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   55.090769][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   55.090893][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   55.091017][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   55.091144][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   55.091269][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.091402][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   55.091526][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   55.091649][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   55.091777][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   55.091898][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.092023][   T12]  process_one_work (kernel/workqueue.c:3314)
[   55.092152][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   55.092277][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.092415][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   55.092542][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   55.092666][   T12]  kthread (kernel/kthread.c:436)
[   55.092770][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   55.092923][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.093053][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   55.093180][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   55.093341][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   55.093474][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.093598][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   55.095243][   T12] ------------[ cut here ]------------
| [   55.095372][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   55.095612][   T12] Modules linked in: vxlan
| [   55.096022][   T12] Tainted: [W]=WARN
[   55.096115][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.096273][   T12] Workqueue: netns cleanup_net
[   55.096407][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.096566][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.097027][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   55.097188][   T12] RAX: 00000000ffffffa6 RBX: ff1100001472b540 RCX: 1ff4000000018eaf
[   55.097378][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001472b5fc
[   55.097562][   T12] RBP: ff110000177f9000 R08: 1fe22000028e56c1 R09: ff11000001aed1d0
[   55.097751][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   55.097937][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001ac49000
[   55.098123][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   55.098350][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.098507][   T12] CR2: 000055669eb10d5c CR3: 0000000016952005 CR4: 0000000000771ef0
[   55.098699][   T12] PKRU: 55555554
[   55.098791][   T12] Call Trace:
[   55.098883][   T12]  <TASK>
[   55.098947][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   55.099071][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   55.099196][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   55.099297][   T12]  netif_close_many (net/core/dev.c:1804)
[   55.099428][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   55.099553][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   55.099713][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   55.099869][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   55.099992][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   55.100146][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   55.100295][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   55.100425][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   55.100558][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   55.100690][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   55.100814][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   55.100938][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   55.101063][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   55.101190][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   55.101325][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.101457][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   55.101581][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   55.101711][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   55.101840][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   55.101963][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.102088][   T12]  process_one_work (kernel/workqueue.c:3314)
[   55.102215][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   55.102346][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.102476][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   55.102604][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   55.102734][   T12]  kthread (kernel/kthread.c:436)
[   55.102828][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   55.102982][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.103107][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   55.103235][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   55.103400][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   55.103523][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.103648][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   55.105291][   T12] ------------[ cut here ]------------
| [   55.105431][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   55.105678][   T12] Modules linked in: vxlan
| [   55.106087][   T12] Tainted: [W]=WARN
[   55.106181][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.106348][   T12] Workqueue: netns cleanup_net
[   55.106478][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.106638][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.107088][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   55.107242][   T12] RAX: 00000000ffffffa6 RBX: ff110000147e43c0 RCX: 1ff4000000018eaf
[   55.107435][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000147e447c
[   55.107622][   T12] RBP: ff1100001ac49000 R08: 1fe22000028fc891 R09: ff11000001aed1d0
[   55.107823][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   55.108006][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010c01000
[   55.108191][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   55.108415][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.108572][   T12] CR2: 000055669eb10d5c CR3: 0000000016952005 CR4: 0000000000771ef0
[   55.108770][   T12] PKRU: 55555554
[   55.108862][   T12] Call Trace:
[   55.108954][   T12]  <TASK>
[   55.109018][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   55.109142][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   55.109761][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   55.109859][   T12]  netif_close_many (net/core/dev.c:1804)
[   55.109988][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   55.110112][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   55.110275][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   55.110436][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   55.110561][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   55.110717][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   55.110841][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   55.110970][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   55.111098][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   55.111224][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   55.111361][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   55.111486][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   55.111613][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   55.111745][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   55.111867][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.112001][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   55.112142][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   55.112272][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   55.112403][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   55.112529][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.112654][   T12]  process_one_work (kernel/workqueue.c:3314)
[   55.112786][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   55.112912][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.113047][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   55.113176][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   55.113308][   T12]  kthread (kernel/kthread.c:436)
[   55.113409][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   55.113564][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.113695][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   55.113821][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   55.113977][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   55.114102][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.114226][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   55.116208][   T12] ------------[ cut here ]------------
| [   55.116340][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   55.116596][   T12] Modules linked in: vxlan
| [   55.117011][   T12] Tainted: [W]=WARN
[   55.117105][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.117261][   T12] Workqueue: netns cleanup_net
[   55.117399][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.117560][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.118008][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   55.118167][   T12] RAX: 00000000ffffffa6 RBX: ff110000147e5540 RCX: 1ff4000000018eaf
[   55.118361][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000147e55fc
[   55.118546][   T12] RBP: ff11000010c01000 R08: 1fe22000028fcac1 R09: ff11000001aed1d0
[   55.118738][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   55.118923][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001a451000
[   55.119110][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   55.119342][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.119497][   T12] CR2: 000055669eb10d5c CR3: 0000000016952005 CR4: 0000000000771ef0
[   55.119702][   T12] PKRU: 55555554
[   55.119801][   T12] Call Trace:
[   55.119893][   T12]  <TASK>
[   55.119958][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   55.120081][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   55.120208][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   55.120310][   T12]  netif_close_many (net/core/dev.c:1804)
[   55.120447][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   55.120570][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   55.120730][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   55.120885][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   55.121009][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   55.121168][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   55.121294][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   55.121422][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   55.121549][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   55.121680][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   55.121805][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   55.121929][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   55.122055][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   55.122183][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   55.122311][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.122446][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   55.122571][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   55.122699][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   55.122825][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   55.122948][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.123074][   T12]  process_one_work (kernel/workqueue.c:3314)
[   55.123203][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   55.123342][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.123474][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   55.123603][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   55.123734][   T12]  kthread (kernel/kthread.c:436)
[   55.123829][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   55.123983][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.124108][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   55.124235][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   55.124402][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   55.124527][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.124656][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   55.131934][   T12] ------------[ cut here ]------------
| [   55.132073][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   55.132329][   T12] Modules linked in: vxlan
| [   55.132745][   T12] Tainted: [W]=WARN
[   55.132842][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.132999][   T12] Workqueue: netns cleanup_net
[   55.133130][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.133300][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.133755][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   55.133911][   T12] RAX: 00000000ffffffa6 RBX: ff11000008c4e740 RCX: 1ff4000000018eaf
[   55.134097][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008c4e7fc
[   55.134287][   T12] RBP: ff1100001a451000 R08: 1fe2200001189d01 R09: ff11000001aed1d0
[   55.134480][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   55.134673][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   55.134868][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   55.135087][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.135243][   T12] CR2: 000055669eb10d5c CR3: 0000000016952005 CR4: 0000000000771ef0
[   55.135438][   T12] PKRU: 55555554
[   55.135532][   T12] Call Trace:
[   55.135625][   T12]  <TASK>
[   55.135696][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   55.135820][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   55.135947][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   55.136042][   T12]  netif_close_many (net/core/dev.c:1804)
[   55.136174][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   55.136303][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   55.136465][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   55.136622][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   55.136755][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   55.136912][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   55.137036][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   55.137161][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   55.137293][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   55.137423][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   55.137548][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   55.137676][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   55.137803][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   55.137931][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   55.138055][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.138184][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   55.138312][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   55.138441][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   55.138567][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   55.138700][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.138828][   T12]  process_one_work (kernel/workqueue.c:3314)
[   55.138956][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   55.139080][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.139210][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   55.139349][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   55.139475][   T12]  kthread (kernel/kthread.c:436)
[   55.139569][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   55.139730][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.139857][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   55.139983][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   55.140139][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   55.140266][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.140398][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   55.142557][   T12] ------------[ cut here ]------------
| [   55.142683][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   55.142920][   T12] Modules linked in: vxlan
| [   55.143885][   T12] Tainted: [W]=WARN
[   55.143978][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.144128][   T12] Workqueue: netns cleanup_net
[   55.144310][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.144519][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.144953][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   55.145105][   T12] RAX: 00000000ffffffa6 RBX: ff11000008c4f700 RCX: 1ff4000000018ed5
[   55.145291][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008c4f7bc
[   55.145522][   T12] RBP: ff11000016af1000 R08: 1fe2200001189ef9 R09: ff11000001aed1d0
[   55.145706][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   55.145882][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   55.146061][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   55.146276][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.146478][   T12] CR2: 000055669eb10d5c CR3: 0000000016952005 CR4: 0000000000771ef0
[   55.146659][   T12] PKRU: 55555554
[   55.146755][   T12] Call Trace:
[   55.146844][   T12]  <TASK>
[   55.146908][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   55.147063][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   55.147213][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   55.147385][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   55.147507][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   55.147629][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   55.147760][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   55.147881][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   55.148002][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   55.148124][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   55.148246][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   55.148424][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.148550][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   55.148676][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   55.148797][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   55.148919][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   55.149038][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.149161][   T12]  process_one_work (kernel/workqueue.c:3314)
[   55.149290][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   55.149459][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.149584][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   55.149715][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   55.149836][   T12]  kthread (kernel/kthread.c:436)
[   55.149926][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   55.150077][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.150204][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   55.150376][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   55.150529][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   55.150649][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.150781][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   55.153305][   T12] ------------[ cut here ]------------
| [   55.153488][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   55.153785][   T12] Modules linked in: vxlan
| [   55.154289][   T12] Tainted: [W]=WARN
[   55.154449][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.154649][   T12] Workqueue: netns cleanup_net
[   55.154834][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.155041][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.155554][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   55.155768][   T12] RAX: 00000000ffffffa6 RBX: ff110000137d4200 RCX: 1ff4000000018ed5
[   55.155998][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137d42bc
[   55.156231][   T12] RBP: ff1100001adb9000 R08: 1fe22000026fa859 R09: ff11000001aed1d0
[   55.156485][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   55.156721][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   55.156953][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   55.157215][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.157444][   T12] CR2: 00007f350eadb574 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   55.157694][   T12] PKRU: 55555554
[   55.157836][   T12] Call Trace:
[   55.157977][   T12]  <TASK>
[   55.158091][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   55.158299][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   55.158516][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   55.158701][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   55.158875][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   55.159050][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   55.159223][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   55.159417][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   55.159590][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   55.159774][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   55.159954][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   55.160125][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.160303][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   55.160491][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   55.160665][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   55.160849][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   55.161021][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.161196][   T12]  process_one_work (kernel/workqueue.c:3314)
[   55.161398][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   55.161570][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.161754][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   55.161943][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   55.162118][   T12]  kthread (kernel/kthread.c:436)
[   55.162262][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   55.162485][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.162663][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   55.162846][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   55.163048][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   55.163220][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.163416][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   55.166151][   T12] ------------[ cut here ]------------
| [   55.166336][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   55.166618][   T12] Modules linked in: vxlan
| [   55.167125][   T12] Tainted: [W]=WARN
[   55.167272][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.167493][   T12] Workqueue: netns cleanup_net
[   55.167679][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.167884][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.168386][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   55.168589][   T12] RAX: 00000000ffffffa6 RBX: ff110000137d4900 RCX: 1ff4000000018ed5
[   55.168828][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137d49bc
[   55.169057][   T12] RBP: ff1100001ac4c000 R08: 1fe22000026fa939 R09: ff11000001aed1d0
[   55.169289][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   55.169532][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   55.169771][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   55.170031][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.170237][   T12] CR2: 00007f350eadb574 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   55.170485][   T12] PKRU: 55555554
[   55.170624][   T12] Call Trace:
[   55.170774][   T12]  <TASK>
[   55.170887][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   55.171093][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   55.171296][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   55.171490][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   55.171691][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   55.171869][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   55.172043][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   55.172217][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   55.172412][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   55.172585][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   55.172769][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   55.172955][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.173131][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   55.173307][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   55.173493][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   55.173666][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   55.173849][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.174021][   T12]  process_one_work (kernel/workqueue.c:3314)
[   55.174200][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   55.174392][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.174584][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   55.174768][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   55.174940][   T12]  kthread (kernel/kthread.c:436)
[   55.175081][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   55.175284][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.175472][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   55.175646][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   55.175855][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   55.176027][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.176201][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   55.179089][   T12] ------------[ cut here ]------------
| [   55.179255][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   55.180479][   T12] Modules linked in: vxlan
| [   55.181116][   T12] Tainted: [W]=WARN
[   55.181373][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.181621][   T12] Workqueue: netns cleanup_net
[   55.181853][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.182110][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.182681][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   55.182930][   T12] RAX: 00000000ffffffa6 RBX: ff110000137d5540 RCX: 1ff4000000018ed5
[   55.183205][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137d55fc
[   55.183498][   T12] RBP: ff1100001a5a4000 R08: 1fe22000026faac1 R09: ff11000001aed1d0
[   55.183786][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   55.184075][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   55.184370][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   55.184686][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.184938][   T12] CR2: 00007f350eadb574 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   55.185215][   T12] PKRU: 55555554
[   55.185417][   T12] Call Trace:
[   55.185602][   T12]  <TASK>
[   55.185768][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   55.186022][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   55.186268][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   55.186510][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   55.186736][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   55.186961][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   55.187183][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   55.187420][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   55.187638][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   55.187906][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   55.188174][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   55.188383][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.188556][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   55.188739][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   55.188910][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   55.189087][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   55.189259][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.189454][   T12]  process_one_work (kernel/workqueue.c:3314)
[   55.189631][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   55.189813][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.189989][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   55.190166][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   55.190358][   T12]  kthread (kernel/kthread.c:436)
[   55.190504][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   55.190714][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.190888][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   55.191061][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   55.191263][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   55.191454][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.191628][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   55.194488][   T12] ------------[ cut here ]------------
| [   55.194652][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   55.194947][   T12] Modules linked in: vxlan
| [   55.195585][   T12] Tainted: [W]=WARN
[   55.195828][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.196117][   T12] Workqueue: netns cleanup_net
[   55.196406][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.196760][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.197368][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   55.197661][   T12] RAX: 00000000ffffffa6 RBX: ff11000016774040 RCX: 1ff4000000018ed5
[   55.197955][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000167740fc
[   55.198268][   T12] RBP: ff11000015ac9000 R08: 1fe2200002cee821 R09: ff11000001aed1d0
[   55.198562][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   55.198846][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   55.199122][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   55.199448][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.199706][   T12] CR2: 00007f350eadb574 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   55.199983][   T12] PKRU: 55555554
[   55.200168][   T12] Call Trace:
[   55.200382][   T12]  <TASK>
[   55.200546][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   55.200802][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   55.201048][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   55.201281][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   55.206783][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   55.210802][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   55.211094][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   55.211389][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   55.211660][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   55.211939][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   55.212209][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   55.212628][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.212903][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   55.213167][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   55.213454][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   55.213731][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   55.213996][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.214263][   T12]  process_one_work (kernel/workqueue.c:3314)
[   55.214548][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   55.214863][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.215181][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   55.215527][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   55.215842][   T12]  kthread (kernel/kthread.c:436)
[   55.216087][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   55.216361][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.216539][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   55.216753][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   55.216971][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   55.217175][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.217370][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   55.227288][   T12] ------------[ cut here ]------------
| [   55.227513][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   55.227760][   T12] Modules linked in: vxlan
| [   55.228205][   T12] Tainted: [W]=WARN
[   55.228309][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.228490][   T12] Workqueue: netns cleanup_net
[   55.228634][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.228845][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.229350][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   55.229510][   T12] RAX: 00000000ffffffa6 RBX: ff11000016774ac0 RCX: 1ff4000000018ed5
[   55.229761][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000016774b7c
[   55.229952][   T12] RBP: ff110000176cc000 R08: 1fe2200002cee971 R09: ff11000001aed1d0
[   55.230163][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   55.230412][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   55.230598][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   55.230871][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.231056][   T12] CR2: 00007fedc5ac17d0 CR3: 0000000016952004 CR4: 0000000000771ef0
[   55.231303][   T12] PKRU: 55555554
[   55.231401][   T12] Call Trace:
[   55.231494][   T12]  <TASK>
[   55.231563][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   55.231758][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   55.231940][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   55.232065][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   55.232247][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   55.232385][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   55.232556][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   55.232691][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   55.232814][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   55.233004][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   55.233129][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   55.233251][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.233396][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   55.233544][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   55.233684][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   55.233811][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   55.233956][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.234088][   T12]  process_one_work (kernel/workqueue.c:3314)
[   55.234269][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   55.234400][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.234533][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   55.234692][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   55.234816][   T12]  kthread (kernel/kthread.c:436)
[   55.234930][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   55.235135][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.235260][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   55.235392][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   55.235591][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   55.235721][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.235848][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   55.238403][   T12] ------------[ cut here ]------------
| [   55.238591][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   55.238841][   T12] Modules linked in: vxlan
| [   55.239300][   T12] Tainted: [W]=WARN
[   55.239408][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.239590][   T12] Workqueue: netns cleanup_net
[   55.239721][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.239883][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.240354][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   55.240521][   T12] RAX: 00000000ffffffa6 RBX: ff110000167751c0 RCX: 1ff4000000018ed5
[   55.240740][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001677527c
[   55.240971][   T12] RBP: ff11000010c04000 R08: 1fe2200002ceea51 R09: ff11000001aed1d0
[   55.241163][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   55.241381][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   55.241613][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   55.241831][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.242038][   T12] CR2: 00007fedc5ac17d0 CR3: 0000000016952004 CR4: 0000000000771ef0
[   55.242223][   T12] PKRU: 55555554
[   55.242377][   T12] Call Trace:
[   55.242469][   T12]  <TASK>
[   55.242534][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   55.242706][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   55.242920][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   55.243043][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   55.243180][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   55.243310][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   55.243455][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   55.243645][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   55.243785][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   55.243910][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   55.244038][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   55.244216][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.244392][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   55.244515][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   55.244634][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   55.245077][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   55.245210][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.245342][   T12]  process_one_work (kernel/workqueue.c:3314)
[   55.245466][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   55.245587][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.245720][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   55.245844][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   55.245965][   T12]  kthread (kernel/kthread.c:436)
[   55.246056][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   55.246207][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.246338][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   55.246461][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   55.246626][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   55.246755][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.246878][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   55.249403][   T12] ------------[ cut here ]------------
| [   55.249624][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   55.249869][   T12] Modules linked in: vxlan
| [   55.250266][   T12] Tainted: [W]=WARN
[   55.250375][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.250541][   T12] Workqueue: netns cleanup_net
[   55.250680][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.250838][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.251276][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   55.251449][   T12] RAX: 00000000ffffffa6 RBX: ff11000016775e00 RCX: 1ff4000000018ed5
[   55.251632][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000016775ebc
[   55.251818][   T12] RBP: ff110000164c1000 R08: 1fe2200002ceebd9 R09: ff11000001aed1d0
[   55.252002][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   55.252184][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   55.252385][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   55.252596][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.252755][   T12] CR2: 00007fedc5ac17d0 CR3: 0000000016952004 CR4: 0000000000771ef0
[   55.252950][   T12] PKRU: 55555554
[   55.253044][   T12] Call Trace:
[   55.253134][   T12]  <TASK>
[   55.253200][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   55.253367][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   55.253517][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   55.253638][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   55.253782][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   55.253909][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   55.254037][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   55.254174][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   55.254299][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   55.254427][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   55.254555][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   55.254681][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.254806][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   55.254930][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   55.255050][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   55.255199][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   55.255328][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.255452][   T12]  process_one_work (kernel/workqueue.c:3314)
[   55.255576][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   55.255725][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.255853][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   55.255978][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   55.256111][   T12]  kthread (kernel/kthread.c:436)
[   55.256204][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   55.256363][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.256484][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   55.256611][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   55.256770][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   55.256891][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.257021][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   55.259456][   T12] ------------[ cut here ]------------
| [   55.259580][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   55.259822][   T12] Modules linked in: vxlan
| [   55.260215][   T12] Tainted: [W]=WARN
[   55.260308][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.260467][   T12] Workqueue: netns cleanup_net
[   55.260950][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.261106][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.261548][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   55.261719][   T12] RAX: 00000000ffffffa6 RBX: ff11000017692740 RCX: 1ff4000000018ed5
[   55.261900][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000176927fc
[   55.262079][   T12] RBP: ff1100001a9a4000 R08: 1fe2200002ed2501 R09: ff11000001aed1d0
[   55.262274][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   55.262464][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   55.262988][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   55.263199][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.263359][   T12] CR2: 00007fedc5ac17d0 CR3: 0000000016952004 CR4: 0000000000771ef0
[   55.263558][   T12] PKRU: 55555554
[   55.263648][   T12] Call Trace:
[   55.263742][   T12]  <TASK>
[   55.263806][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   55.263960][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   55.264109][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   55.264245][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   55.265991][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   55.266133][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   55.266362][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   55.266484][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   55.266608][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   55.266737][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   55.266861][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   55.267155][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.267297][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   55.267427][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   55.267548][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   55.267678][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   55.267799][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.267929][   T12]  process_one_work (kernel/workqueue.c:3314)
[   55.268062][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   55.268202][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.268345][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   55.268471][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   55.268591][   T12]  kthread (kernel/kthread.c:436)
[   55.268714][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   55.268868][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.268991][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   55.269118][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   55.269280][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   55.269421][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.269542][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   55.289191][   T12] ------------[ cut here ]------------
| [   55.289343][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   55.289581][   T12] Modules linked in: vxlan
| [   55.289985][   T12] Tainted: [W]=WARN
[   55.290079][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.290235][   T12] Workqueue: netns cleanup_net
[   55.290371][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.290532][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.290968][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   55.291121][   T12] RAX: 00000000ffffffa6 RBX: ff11000017693380 RCX: 1ff4000000018ed5
[   55.291305][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001769343c
[   55.291491][   T12] RBP: ff110000177f9000 R08: 1fe2200002ed2689 R09: ff11000001aed1d0
[   55.291676][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   55.291857][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   55.292061][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   55.292278][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.292438][   T12] CR2: 00005566d8bc29b8 CR3: 000000000d14d006 CR4: 0000000000771ef0
[   55.292622][   T12] PKRU: 55555554
[   55.292717][   T12] Call Trace:
[   55.292807][   T12]  <TASK>
[   55.292869][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   55.293026][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   55.293179][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   55.293305][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   55.293433][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   55.293558][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   55.293686][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   55.293811][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   55.293935][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   55.294057][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   55.294180][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   55.294303][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.294433][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   55.294558][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   55.294684][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   55.294811][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   55.294932][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.295055][   T12]  process_one_work (kernel/workqueue.c:3314)
[   55.295182][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   55.295305][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.295437][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   55.295564][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   55.295693][   T12]  kthread (kernel/kthread.c:436)
[   55.295785][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   55.295936][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.296057][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   55.296180][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   55.296339][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   55.296461][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.296583][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   55.298865][   T12] ------------[ cut here ]------------
| [   55.298987][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   55.299226][   T12] Modules linked in: vxlan
| [   55.299632][   T12] Tainted: [W]=WARN
[   55.299730][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.299881][   T12] Workqueue: netns cleanup_net
[   55.300013][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.300169][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.300619][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   55.300777][   T12] RAX: 00000000ffffffa6 RBX: ff11000017693a80 RCX: 1ff4000000018ed5
[   55.300958][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000017693b3c
[   55.301151][   T12] RBP: ff1100001ac49000 R08: 1fe2200002ed2769 R09: ff11000001aed1d0
[   55.301341][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   55.301531][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   55.301719][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   55.301931][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.302083][   T12] CR2: 00005566d8bc29b8 CR3: 000000000d14d006 CR4: 0000000000771ef0
[   55.302272][   T12] PKRU: 55555554
[   55.302369][   T12] Call Trace:
[   55.302459][   T12]  <TASK>
[   55.302522][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   55.302681][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   55.302831][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   55.302953][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   55.303075][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   55.303198][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   55.303329][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   55.303452][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   55.303573][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   55.303701][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   55.303823][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   55.303945][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.304069][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   55.304190][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   55.304319][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   55.304459][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   55.304579][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.304708][   T12]  process_one_work (kernel/workqueue.c:3314)
[   55.304835][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   55.304956][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.305084][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   55.305212][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   55.305342][   T12]  kthread (kernel/kthread.c:436)
[   55.305434][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   55.305586][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.305712][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   55.305833][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   55.305983][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   55.306104][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.306225][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   55.308493][   T12] ------------[ cut here ]------------
| [   55.308615][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   55.308854][   T12] Modules linked in: vxlan
| [   55.309247][   T12] Tainted: [W]=WARN
[   55.309352][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.309504][   T12] Workqueue: netns cleanup_net
[   55.309629][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.309795][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.310236][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   55.310396][   T12] RAX: 00000000ffffffa6 RBX: ff1100001472a900 RCX: 1ff4000000018ed5
[   55.310575][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001472a9bc
[   55.310759][   T12] RBP: ff11000010c01000 R08: 1fe22000028e5539 R09: ff11000001aed1d0
[   55.310938][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   55.311117][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   55.311301][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   55.311521][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.311676][   T12] CR2: 00005566d8bc29b8 CR3: 000000000d14d006 CR4: 0000000000771ef0
[   55.311856][   T12] PKRU: 55555554
[   55.311949][   T12] Call Trace:
[   55.312038][   T12]  <TASK>
[   55.312100][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   55.312253][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   55.312412][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   55.312532][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   55.312655][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   55.312783][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   55.312906][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   55.313029][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   55.313150][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   55.313276][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   55.313406][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   55.313528][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.313652][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   55.313779][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   55.313900][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   55.314022][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   55.314150][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.314277][   T12]  process_one_work (kernel/workqueue.c:3314)
[   55.314407][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   55.314529][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.314653][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   55.314784][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   55.314905][   T12]  kthread (kernel/kthread.c:436)
[   55.314996][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   55.315148][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.315277][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   55.315405][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   55.315557][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   55.315682][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.315807][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   55.318207][   T12] ------------[ cut here ]------------
| [   55.318338][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   55.318574][   T12] Modules linked in: vxlan
| [   55.318975][   T12] Tainted: [W]=WARN
[   55.319066][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.319214][   T12] Workqueue: netns cleanup_net
[   55.319346][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.319509][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.319947][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   55.320098][   T12] RAX: 00000000ffffffa6 RBX: ff110000137583c0 RCX: 1ff4000000018ed5
[   55.320284][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001375847c
[   55.320473][   T12] RBP: ff1100001a451000 R08: 1fe22000026eb091 R09: ff11000001aed1d0
[   55.320652][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   55.320837][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   55.321018][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   55.321229][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.321387][   T12] CR2: 00005566d8bc29b8 CR3: 000000000d14d006 CR4: 0000000000771ef0
[   55.321567][   T12] PKRU: 55555554
[   55.321660][   T12] Call Trace:
[   55.321762][   T12]  <TASK>
[   55.321824][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   55.321977][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   55.322129][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   55.322248][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   55.322377][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   55.322503][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   55.322626][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   55.322753][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   55.322874][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   55.322998][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   55.323121][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   55.323239][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.323372][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   55.323493][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   55.323623][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   55.323753][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   55.323874][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.323998][   T12]  process_one_work (kernel/workqueue.c:3314)
[   55.324122][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   55.324242][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.324376][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   55.324502][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   55.324622][   T12]  kthread (kernel/kthread.c:436)
[   55.324719][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   55.324874][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.324995][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   55.325123][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   55.325276][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   55.325402][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   55.325524][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   55.330259][ T1440] ------------[ cut here ]------------
| [   55.330430][ T1440] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1440
| [   55.330696][ T1440] Modules linked in: vxlan
| [   55.331099][ T1440] Tainted: [W]=WARN
[   55.331199][ T1440] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.331378][ T1440] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.331547][ T1440] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.332015][ T1440] RSP: 0018:ffa0000002947918 EFLAGS: 00010286
[   55.332181][ T1440] RAX: 00000000ffffffa6 RBX: ff11000015c96740 RCX: 1ff4000000528ee9
[   55.332384][ T1440] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000015c967fc
[   55.332586][ T1440] RBP: ff11000017674000 R08: 1fe2200002b92d01 R09: ff1100001688ae80
[   55.332789][ T1440] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   55.332985][ T1440] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000017674000
[   55.333185][ T1440] FS:  00007fedc58b7840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   55.333425][ T1440] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.333591][ T1440] CR2: 000055669eb10d5c CR3: 0000000016952005 CR4: 0000000000771ef0
[   55.333796][ T1440] PKRU: 55555554
[   55.333894][ T1440] Call Trace:
[   55.333992][ T1440]  <TASK>
[   55.334060][ T1440]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   55.334192][ T1440]  ? notifier_call_chain (kernel/notifier.c:85)
[   55.334338][ T1440]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   55.334441][ T1440]  register_netdevice (net/core/dev.c:11488)
[   55.334573][ T1440]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   55.334746][ T1440]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   55.334880][ T1440]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   55.335012][ T1440]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   55.335143][ T1440]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   55.335280][ T1440]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   55.335422][ T1440]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   55.335555][ T1440]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[   55.335695][ T1440]  ops_init (net/core/net_namespace.c:137)
[   55.335796][ T1440]  setup_net (net/core/net_namespace.c:446)
[   55.335896][ T1440]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   55.336027][ T1440]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   55.336158][ T1440]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   55.336295][ T1440]  copy_net_ns (net/core/net_namespace.c:579)
[   55.336438][ T1440]  create_new_namespaces (kernel/nsproxy.c:132)
[   55.336574][ T1440]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   55.336712][ T1440]  ksys_unshare (kernel/fork.c:3243)
[   55.336844][ T1440]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   55.336977][ T1440]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   55.337113][ T1440]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   55.337246][ T1440]  ? __ia32_sys_open (fs/open.c:1374)
[   55.337388][ T1440]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   55.337520][ T1440]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   55.337652][ T1440]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   55.337788][ T1440]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   55.337919][ T1440]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   55.338049][ T1440]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.338214][ T1440] RIP: 0033:0x7fedc5b79bcb
[   55.338363][ T1440] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   55.338839][ T1440] RSP: 002b:00007ffd48e4d2f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   55.339039][ T1440] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fedc5b79bcb
[   55.339237][ T1440] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   55.339445][ T1440] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   55.339641][ T1440] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd48e4f520
[   55.339852][ T1440] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd48e5086e
| [   55.349493][ T1440] ------------[ cut here ]------------
| [   55.349634][ T1440] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1440
| [   55.349905][ T1440] Modules linked in: vxlan
| [   55.350328][ T1440] Tainted: [W]=WARN
[   55.350432][ T1440] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.350599][ T1440] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.350778][ T1440] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.351263][ T1440] RSP: 0018:ffa00000029478f8 EFLAGS: 00010286
[   55.351439][ T1440] RAX: 00000000ffffffa6 RBX: ff11000012fb9700 RCX: 1ff4000000528ee5
[   55.351637][ T1440] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012fb97bc
[   55.351838][ T1440] RBP: ff1100001a8ec000 R08: 1fe22000025f72f9 R09: ff1100001688ae80
[   55.352038][ T1440] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   55.352235][ T1440] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001a8ec000
[   55.352660][ T1440] FS:  00007fedc58b7840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   55.352899][ T1440] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.353072][ T1440] CR2: 000055669eb10d5c CR3: 0000000016952005 CR4: 0000000000771ef0
[   55.353276][ T1440] PKRU: 55555554
[   55.353386][ T1440] Call Trace:
[   55.353485][ T1440]  <TASK>
[   55.353553][ T1440]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   55.353691][ T1440]  ? notifier_call_chain (kernel/notifier.c:85)
[   55.353823][ T1440]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   55.353925][ T1440]  register_netdevice (net/core/dev.c:11488)
[   55.354069][ T1440]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   55.354235][ T1440]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   55.354382][ T1440]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   55.354516][ T1440]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   55.354654][ T1440]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   55.354795][ T1440]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   55.354928][ T1440]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   55.355063][ T1440]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   55.355196][ T1440]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   55.355340][ T1440]  vti_init_net (net/ipv4/ip_vti.c:517)
[   55.355474][ T1440]  ops_init (net/core/net_namespace.c:137)
[   55.355577][ T1440]  setup_net (net/core/net_namespace.c:446)
[   55.355683][ T1440]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   55.355817][ T1440]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   55.355951][ T1440]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   55.356086][ T1440]  copy_net_ns (net/core/net_namespace.c:579)
[   55.356220][ T1440]  create_new_namespaces (kernel/nsproxy.c:132)
[   55.356365][ T1440]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   55.356499][ T1440]  ksys_unshare (kernel/fork.c:3243)
[   55.356632][ T1440]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   55.356770][ T1440]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   55.356905][ T1440]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   55.357039][ T1440]  ? __ia32_sys_open (fs/open.c:1374)
[   55.357176][ T1440]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   55.357311][ T1440]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   55.357448][ T1440]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   55.357580][ T1440]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   55.357716][ T1440]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   55.357848][ T1440]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.358017][ T1440] RIP: 0033:0x7fedc5b79bcb
[   55.358155][ T1440] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   55.358630][ T1440] RSP: 002b:00007ffd48e4d2f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   55.358836][ T1440] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fedc5b79bcb
[   55.359045][ T1440] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   55.359243][ T1440] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   55.359465][ T1440] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd48e4f520
[   55.359664][ T1440] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd48e5086e
| [   55.372131][ T1440] ------------[ cut here ]------------
| [   55.372276][ T1440] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1440
| [   55.372541][ T1440] Modules linked in: vxlan
| [   55.372950][ T1440] Tainted: [W]=WARN
[   55.373048][ T1440] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.373212][ T1440] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.373392][ T1440] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.373868][ T1440] RSP: 0018:ffa0000002947a78 EFLAGS: 00010286
[   55.374039][ T1440] RAX: 00000000ffffffa6 RBX: ff11000012fb8900 RCX: 1ff4000000528f15
[   55.374238][ T1440] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012fb89bc
[   55.374447][ T1440] RBP: ff11000019429000 R08: 1fe22000025f7139 R09: ff1100001688ae80
[   55.374651][ T1440] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   55.374854][ T1440] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000019429000
[   55.375057][ T1440] FS:  00007fedc58b7840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   55.375292][ T1440] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.375462][ T1440] CR2: 000055669eb10d5c CR3: 0000000016952005 CR4: 0000000000771ef0
[   55.375665][ T1440] PKRU: 55555554
[   55.375771][ T1440] Call Trace:
[   55.375869][ T1440]  <TASK>
[   55.375938][ T1440]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   55.376072][ T1440]  ? notifier_call_chain (kernel/notifier.c:85)
[   55.376210][ T1440]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   55.376320][ T1440]  register_netdevice (net/core/dev.c:11488)
[   55.376455][ T1440]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   55.376620][ T1440]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.376764][ T1440]  register_netdev (net/core/dev.c:11552)
[   55.376901][ T1440]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   55.377034][ T1440]  ops_init (net/core/net_namespace.c:137)
[   55.377134][ T1440]  setup_net (net/core/net_namespace.c:446)
[   55.377236][ T1440]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   55.377378][ T1440]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   55.377510][ T1440]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   55.377643][ T1440]  copy_net_ns (net/core/net_namespace.c:579)
[   55.377783][ T1440]  create_new_namespaces (kernel/nsproxy.c:132)
[   55.377921][ T1440]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   55.378054][ T1440]  ksys_unshare (kernel/fork.c:3243)
[   55.378185][ T1440]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   55.378327][ T1440]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   55.378458][ T1440]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   55.378591][ T1440]  ? __ia32_sys_open (fs/open.c:1374)
[   55.378730][ T1440]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   55.378861][ T1440]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   55.378994][ T1440]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   55.379125][ T1440]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   55.379257][ T1440]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   55.379395][ T1440]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.379556][ T1440] RIP: 0033:0x7fedc5b79bcb
[   55.379700][ T1440] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   55.380170][ T1440] RSP: 002b:00007ffd48e4d2f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   55.380386][ T1440] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fedc5b79bcb
[   55.380580][ T1440] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   55.380779][ T1440] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   55.380989][ T1440] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd48e4f520
[   55.381184][ T1440] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd48e5086e
| [   55.393832][ T1440] ------------[ cut here ]------------
| [   55.393973][ T1440] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1440
| [   55.394239][ T1440] Modules linked in: vxlan
| [   55.394656][ T1440] Tainted: [W]=WARN
[   55.394764][ T1440] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.394932][ T1440] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.395105][ T1440] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.395585][ T1440] RSP: 0018:ffa0000002947a68 EFLAGS: 00010286
[   55.395761][ T1440] RAX: 00000000ffffffa6 RBX: ff11000012b0a580 RCX: 1ff4000000528f13
[   55.395960][ T1440] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0a63c
[   55.396158][ T1440] RBP: ff11000015d84000 R08: 1fe22000025614c9 R09: ff1100001688ae80
[   55.396365][ T1440] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   55.396562][ T1440] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015d84000
[   55.396773][ T1440] FS:  00007fedc58b7840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   55.397010][ T1440] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.397180][ T1440] CR2: 000055669eb10d5c CR3: 0000000016952005 CR4: 0000000000771ef0
[   55.397387][ T1440] PKRU: 55555554
[   55.397485][ T1440] Call Trace:
[   55.397583][ T1440]  <TASK>
[   55.397651][ T1440]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   55.397790][ T1440]  ? notifier_call_chain (kernel/notifier.c:85)
[   55.397921][ T1440]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   55.398023][ T1440]  register_netdevice (net/core/dev.c:11488)
[   55.398156][ T1440]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   55.398332][ T1440]  register_netdev (net/core/dev.c:11552)
[   55.398463][ T1440]  sit_init_net (net/ipv6/sit.c:1860)
[   55.398596][ T1440]  ops_init (net/core/net_namespace.c:137)
[   55.398704][ T1440]  setup_net (net/core/net_namespace.c:446)
[   55.398806][ T1440]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   55.398939][ T1440]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   55.399073][ T1440]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   55.399214][ T1440]  copy_net_ns (net/core/net_namespace.c:579)
[   55.399355][ T1440]  create_new_namespaces (kernel/nsproxy.c:132)
[   55.399491][ T1440]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   55.399625][ T1440]  ksys_unshare (kernel/fork.c:3243)
[   55.399765][ T1440]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   55.399898][ T1440]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   55.400029][ T1440]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   55.400168][ T1440]  ? __ia32_sys_open (fs/open.c:1374)
[   55.400307][ T1440]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   55.400444][ T1440]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   55.400575][ T1440]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   55.400724][ T1440]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   55.400862][ T1440]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   55.400994][ T1440]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.401175][ T1440] RIP: 0033:0x7fedc5b79bcb
[   55.401321][ T1440] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   55.401796][ T1440] RSP: 002b:00007ffd48e4d2f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   55.402006][ T1440] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fedc5b79bcb
[   55.402206][ T1440] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   55.402415][ T1440] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   55.402611][ T1440] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd48e4f520
[   55.402825][ T1440] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd48e5086e
| [   55.407555][ T1440] ------------[ cut here ]------------
| [   55.407698][ T1440] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1440
| [   55.407958][ T1440] Modules linked in: vxlan
| [   55.408374][ T1440] Tainted: [W]=WARN
[   55.408476][ T1440] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.408642][ T1440] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.409083][ T1440] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.410198][ T1440] RSP: 0018:ffa0000002947a78 EFLAGS: 00010286
[   55.410402][ T1440] RAX: 00000000ffffffa6 RBX: ff1100001671b380 RCX: 1ff4000000528f15
[   55.410931][ T1440] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001671b43c
[   55.411134][ T1440] RBP: ff11000015c0c000 R08: 1fe2200002ce3689 R09: ff1100001688ae80
[   55.411344][ T1440] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   55.411557][ T1440] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015c0c000
[   55.411771][ T1440] FS:  00007fedc58b7840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   55.412007][ T1440] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.412179][ T1440] CR2: 000055669eb10d5c CR3: 0000000016952005 CR4: 0000000000771ef0
[   55.412391][ T1440] PKRU: 55555554
[   55.412741][ T1440] Call Trace:
[   55.412842][ T1440]  <TASK>
[   55.412913][ T1440]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   55.413048][ T1440]  ? notifier_call_chain (kernel/notifier.c:85)
[   55.413185][ T1440]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   55.413290][ T1440]  register_netdevice (net/core/dev.c:11488)
[   55.413429][ T1440]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   55.413817][ T1440]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.413953][ T1440]  register_netdev (net/core/dev.c:11552)
[   55.414087][ T1440]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   55.414222][ T1440]  ops_init (net/core/net_namespace.c:137)
[   55.414334][ T1440]  setup_net (net/core/net_namespace.c:446)
[   55.414446][ T1440]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   55.414617][ T1440]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   55.414761][ T1440]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   55.414899][ T1440]  copy_net_ns (net/core/net_namespace.c:579)
[   55.415034][ T1440]  create_new_namespaces (kernel/nsproxy.c:132)
[   55.415172][ T1440]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   55.415472][ T1440]  ksys_unshare (kernel/fork.c:3243)
[   55.415609][ T1440]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   55.415749][ T1440]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   55.415884][ T1440]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   55.416021][ T1440]  ? __ia32_sys_open (fs/open.c:1374)
[   55.416158][ T1440]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   55.416295][ T1440]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   55.416435][ T1440]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   55.416571][ T1440]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   55.416710][ T1440]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   55.416846][ T1440]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.417011][ T1440] RIP: 0033:0x7fedc5b79bcb
[   55.417151][ T1440] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   55.417635][ T1440] RSP: 002b:00007ffd48e4d2f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   55.417849][ T1440] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fedc5b79bcb
[   55.418054][ T1440] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   55.418254][ T1440] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   55.418462][ T1440] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd48e4f520
[   55.418664][ T1440] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd48e5086e
| [   55.463235][ T1441] ------------[ cut here ]------------
| [   55.463889][ T1441] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1441
| [   55.464158][ T1441] Modules linked in: vxlan
| [   55.464574][ T1441] Tainted: [W]=WARN
[   55.464680][ T1441] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.464844][ T1441] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.465015][ T1441] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.465498][ T1441] RSP: 0018:ffa00000029e7020 EFLAGS: 00010286
[   55.465664][ T1441] RAX: 00000000ffffffa6 RBX: ff110000056658c0 RCX: 1ff400000053cdca
[   55.465869][ T1441] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000566597c
[   55.466065][ T1441] RBP: ff110000196a4000 R08: 1fe2200000accb31 R09: ff1100001688d158
[   55.466279][ T1441] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   55.466482][ T1441] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   55.466683][ T1441] FS:  00007fbece41f840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   55.466913][ T1441] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.467078][ T1441] CR2: 0000000009b65988 CR3: 000000001abd9001 CR4: 0000000000771ef0
[   55.467280][ T1441] PKRU: 55555554
[   55.467384][ T1441] Call Trace:
[   55.467482][ T1441]  <TASK>
[   55.467550][ T1441]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   55.467692][ T1441]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   55.467794][ T1441]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   55.467926][ T1441]  __dev_notify_flags (net/core/dev.c:9787)
[   55.468058][ T1441]  ? netif_change_name (net/core/dev.c:1495)
[   55.468189][ T1441]  ? __dev_change_flags (net/core/dev.c:9752)
[   55.468332][ T1441]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   55.468463][ T1441]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.468596][ T1441]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   55.468737][ T1441]  netif_change_flags (net/core/dev.c:9820)
[   55.468893][ T1441]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   55.469024][ T1441]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   55.469162][ T1441]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   55.469299][ T1441]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   55.469467][ T1441]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   55.469599][ T1441]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.469736][ T1441]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   55.469866][ T1441]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   55.469998][ T1441]  ? __kernel_text_address (kernel/extable.c:79)
[   55.470130][ T1441]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.470262][ T1441]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.470401][ T1441]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   55.470534][ T1441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.470672][ T1441]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   55.470802][ T1441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.470932][ T1441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.471063][ T1441]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   55.471199][ T1441]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   55.471341][ T1441]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   55.471475][ T1441]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   55.471609][ T1441]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   55.471747][ T1441]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   55.471882][ T1441]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   55.472014][ T1441]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.472146][ T1441]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.472281][ T1441]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   55.472417][ T1441]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.472548][ T1441]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.472687][ T1441]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.472818][ T1441]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.472949][ T1441]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   55.473082][ T1441]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.473215][ T1441]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   55.473360][ T1441]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   55.473492][ T1441]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.473622][ T1441]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.473761][ T1441]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.473900][ T1441]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.474030][ T1441]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.474163][ T1441]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   55.474297][ T1441]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.474441][ T1441]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   55.474576][ T1441]  ? 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))
[   55.474719][ T1441]  ? 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))
[   55.474855][ T1441]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   55.474998][ T1441]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   55.475129][ T1441]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.475261][ T1441]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   55.475414][ T1441]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   55.475547][ T1441]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   55.475687][ T1441]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   55.475820][ T1441]  ? copy_msghdr_from_user (net/socket.c:2635)
[   55.475951][ T1441]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   55.476111][ T1441]  ? move_addr_to_kernel (net/socket.c:258)
[   55.476248][ T1441]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   55.476386][ T1441]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.476519][ T1441]  ___sys_sendmsg (net/socket.c:2752)
[   55.476648][ T1441]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   55.476822][ T1441]  ? copy_msghdr_from_user (net/socket.c:2603)
[   55.476966][ T1441]  __sys_sendmsg (net/socket.c:2784)
[   55.477097][ T1441]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   55.477227][ T1441]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   55.477400][ T1441]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   55.477532][ T1441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.477663][ T1441]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   55.477800][ T1441]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   55.477931][ T1441]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   55.478060][ T1441]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.478377][ T1441] RIP: 0033:0x7fbece65908e
[   55.478521][ T1441] 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
[   55.478995][ T1441] RSP: 002b:00007ffe4fe84f60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   55.479194][ T1441] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fbece65908e
[   55.479402][ T1441] RDX: 0000000000000000 RSI: 00007ffe4fe85010 RDI: 0000000000000005
[   55.479628][ T1441] RBP: 00007ffe4fe84f70 R08: 0000000000000000 R09: 0000000000000000
[   55.479831][ T1441] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0b0
[   55.480030][ T1441] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe4fe856e0
| [   55.725493][ T1449] ------------[ cut here ]------------
| [   55.725675][ T1449] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1449
| [   55.725949][ T1449] Modules linked in: vxlan
| [   55.726386][ T1449] Tainted: [W]=WARN
[   55.726488][ T1449] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.726655][ T1449] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.726837][ T1449] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.727322][ T1449] RSP: 0018:ffa0000002a17a80 EFLAGS: 00010286
[   55.727494][ T1449] RAX: 00000000ffffffa6 RBX: ff11000013d44040 RCX: 1ff4000000542f16
[   55.727700][ T1449] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013d440fc
[   55.727900][ T1449] RBP: ff1100001aa21000 R08: 1fe22000027a8821 R09: ff110000116e2e80
[   55.728101][ T1449] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   55.728304][ T1449] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001aa21000
[   55.728515][ T1449] FS:  00007f6f6456d840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   55.728757][ T1449] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.728926][ T1449] CR2: 00007f6f6476ec20 CR3: 000000001657f002 CR4: 0000000000771ef0
[   55.729128][ T1449] PKRU: 55555554
[   55.729228][ T1449] Call Trace:
[   55.729338][ T1449]  <TASK>
[   55.729409][ T1449]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   55.729545][ T1449]  ? notifier_call_chain (kernel/notifier.c:85)
[   55.729687][ T1449]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   55.729790][ T1449]  register_netdevice (net/core/dev.c:11488)
[   55.729925][ T1449]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   55.730091][ T1449]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   55.730231][ T1449]  register_netdev (net/core/dev.c:11552)
[   55.730376][ T1449]  loopback_net_init (drivers/net/loopback.c:218)
[   55.730512][ T1449]  ops_init (net/core/net_namespace.c:137)
[   55.730616][ T1449]  setup_net (net/core/net_namespace.c:446)
[   55.730725][ T1449]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   55.730859][ T1449]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   55.730994][ T1449]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   55.731134][ T1449]  copy_net_ns (net/core/net_namespace.c:579)
[   55.731274][ T1449]  create_new_namespaces (kernel/nsproxy.c:132)
[   55.731418][ T1449]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   55.731553][ T1449]  ksys_unshare (kernel/fork.c:3243)
[   55.731694][ T1449]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   55.731830][ T1449]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   55.731965][ T1449]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   55.732101][ T1449]  ? __ia32_sys_open (fs/open.c:1374)
[   55.732240][ T1449]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   55.732382][ T1449]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   55.732516][ T1449]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   55.732648][ T1449]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   55.732787][ T1449]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   55.732919][ T1449]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.733089][ T1449] RIP: 0033:0x7f6f6482fbcb
[   55.733231][ T1449] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   55.733722][ T1449] RSP: 002b:00007ffecd8b1268 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   55.733924][ T1449] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6f6482fbcb
[   55.734126][ T1449] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   55.734336][ T1449] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   55.734540][ T1449] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffecd8b3490
[   55.734745][ T1449] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffecd8b486e
| [   55.739485][ T1449] ------------[ cut here ]------------
| [   55.739624][ T1449] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1449
| [   55.739896][ T1449] Modules linked in: vxlan
| [   55.740331][ T1449] Tainted: [W]=WARN
[   55.740432][ T1449] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.740598][ T1449] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.740776][ T1449] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.741249][ T1449] RSP: 0018:ffa0000002a17918 EFLAGS: 00010286
[   55.741426][ T1449] RAX: 00000000ffffffa6 RBX: ff1100000549d1c0 RCX: 1ff4000000542ee9
[   55.741627][ T1449] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000549d27c
[   55.741833][ T1449] RBP: ff1100001942c000 R08: 1fe2200000a93a51 R09: ff110000116e2e80
[   55.742033][ T1449] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   55.742230][ T1449] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001942c000
[   55.742439][ T1449] FS:  00007f6f6456d840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   55.742677][ T1449] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.742859][ T1449] CR2: 00007f6f6476ec20 CR3: 000000001657f002 CR4: 0000000000771ef0
[   55.743066][ T1449] PKRU: 55555554
[   55.743166][ T1449] Call Trace:
[   55.743287][ T1449]  <TASK>
[   55.743362][ T1449]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   55.743501][ T1449]  ? notifier_call_chain (kernel/notifier.c:85)
[   55.743644][ T1449]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   55.743759][ T1449]  register_netdevice (net/core/dev.c:11488)
[   55.743894][ T1449]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   55.744059][ T1449]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   55.744193][ T1449]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   55.744335][ T1449]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   55.744476][ T1449]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   55.744609][ T1449]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   55.744745][ T1449]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   55.744881][ T1449]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[   55.745016][ T1449]  ops_init (net/core/net_namespace.c:137)
[   55.745118][ T1449]  setup_net (net/core/net_namespace.c:446)
[   55.745218][ T1449]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   55.745897][ T1449]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   55.746038][ T1449]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   55.746174][ T1449]  copy_net_ns (net/core/net_namespace.c:579)
[   55.746311][ T1449]  create_new_namespaces (kernel/nsproxy.c:132)
[   55.746565][ T1449]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   55.746705][ T1449]  ksys_unshare (kernel/fork.c:3243)
[   55.746837][ T1449]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   55.746971][ T1449]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   55.747104][ T1449]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   55.747237][ T1449]  ? __ia32_sys_open (fs/open.c:1374)
[   55.747431][ T1449]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   55.747564][ T1449]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   55.747704][ T1449]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   55.747836][ T1449]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   55.747969][ T1449]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   55.748118][ T1449]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.748283][ T1449] RIP: 0033:0x7f6f6482fbcb
[   55.748479][ T1449] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   55.748954][ T1449] RSP: 002b:00007ffecd8b1268 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   55.749396][ T1449] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6f6482fbcb
[   55.749605][ T1449] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   55.749808][ T1449] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   55.750004][ T1449] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffecd8b3490
[   55.750201][ T1449] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffecd8b486e
| [   55.761814][ T1449] ------------[ cut here ]------------
| [   55.761958][ T1449] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1449
| [   55.762226][ T1449] Modules linked in: vxlan
| [   55.762662][ T1449] Tainted: [W]=WARN
[   55.762772][ T1449] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.762942][ T1449] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.763116][ T1449] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.763604][ T1449] RSP: 0018:ffa0000002a178f8 EFLAGS: 00010286
[   55.763779][ T1449] RAX: 00000000ffffffa6 RBX: ff11000002786900 RCX: 1ff4000000542ee5
[   55.763981][ T1449] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000027869bc
[   55.764184][ T1449] RBP: ff11000015ed4000 R08: 1fe22000004f0d39 R09: ff110000116e2e80
[   55.764432][ T1449] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   55.764636][ T1449] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015ed4000
[   55.764849][ T1449] FS:  00007f6f6456d840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   55.765084][ T1449] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.765255][ T1449] CR2: 00007f6f6476ec20 CR3: 000000001657f002 CR4: 0000000000771ef0
[   55.765474][ T1449] PKRU: 55555554
[   55.765577][ T1449] Call Trace:
[   55.765681][ T1449]  <TASK>
[   55.765751][ T1449]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   55.765887][ T1449]  ? notifier_call_chain (kernel/notifier.c:85)
[   55.766023][ T1449]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   55.766128][ T1449]  register_netdevice (net/core/dev.c:11488)
[   55.766264][ T1449]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   55.766460][ T1449]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   55.766598][ T1449]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   55.766741][ T1449]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   55.766877][ T1449]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   55.767013][ T1449]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   55.767149][ T1449]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   55.767290][ T1449]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   55.767431][ T1449]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   55.767571][ T1449]  vti_init_net (net/ipv4/ip_vti.c:517)
[   55.767713][ T1449]  ops_init (net/core/net_namespace.c:137)
[   55.767818][ T1449]  setup_net (net/core/net_namespace.c:446)
[   55.767922][ T1449]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   55.768056][ T1449]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   55.768192][ T1449]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   55.768337][ T1449]  copy_net_ns (net/core/net_namespace.c:579)
[   55.768476][ T1449]  create_new_namespaces (kernel/nsproxy.c:132)
[   55.768614][ T1449]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   55.768759][ T1449]  ksys_unshare (kernel/fork.c:3243)
[   55.768894][ T1449]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   55.769032][ T1449]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   55.769167][ T1449]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   55.769308][ T1449]  ? __ia32_sys_open (fs/open.c:1374)
[   55.769451][ T1449]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   55.769585][ T1449]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   55.769728][ T1449]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   55.769863][ T1449]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   55.769998][ T1449]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   55.770133][ T1449]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.770305][ T1449] RIP: 0033:0x7f6f6482fbcb
[   55.770451][ T1449] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   55.770938][ T1449] RSP: 002b:00007ffecd8b1268 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   55.771143][ T1449] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6f6482fbcb
[   55.771353][ T1449] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   55.771560][ T1449] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   55.771768][ T1449] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffecd8b3490
[   55.771969][ T1449] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffecd8b486e
| [   55.776194][ T1449] ------------[ cut here ]------------
| [   55.776352][ T1449] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1449
| [   55.776615][ T1449] Modules linked in: vxlan
| [   55.777069][ T1449] Tainted: [W]=WARN
[   55.777169][ T1449] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.777349][ T1449] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.777524][ T1449] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.778006][ T1449] RSP: 0018:ffa0000002a17a78 EFLAGS: 00010286
[   55.778177][ T1449] RAX: 00000000ffffffa6 RBX: ff110000141ab8c0 RCX: 1ff4000000542f15
[   55.778384][ T1449] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000141ab97c
[   55.778587][ T1449] RBP: ff11000016621000 R08: 1fe2200002835731 R09: ff110000116e2e80
[   55.778805][ T1449] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   55.779006][ T1449] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000016621000
[   55.779210][ T1449] FS:  00007f6f6456d840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   55.779459][ T1449] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.779628][ T1449] CR2: 00007f6f6476ec20 CR3: 000000001657f002 CR4: 0000000000771ef0
[   55.779838][ T1449] PKRU: 55555554
[   55.779938][ T1449] Call Trace:
[   55.780037][ T1449]  <TASK>
[   55.780107][ T1449]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   55.780242][ T1449]  ? notifier_call_chain (kernel/notifier.c:85)
[   55.780389][ T1449]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   55.780493][ T1449]  register_netdevice (net/core/dev.c:11488)
[   55.780627][ T1449]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   55.780799][ T1449]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.780936][ T1449]  register_netdev (net/core/dev.c:11552)
[   55.781068][ T1449]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   55.781206][ T1449]  ops_init (net/core/net_namespace.c:137)
[   55.781320][ T1449]  setup_net (net/core/net_namespace.c:446)
[   55.781423][ T1449]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   55.781557][ T1449]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   55.781697][ T1449]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   55.781837][ T1449]  copy_net_ns (net/core/net_namespace.c:579)
[   55.781972][ T1449]  create_new_namespaces (kernel/nsproxy.c:132)
[   55.782111][ T1449]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   55.782247][ T1449]  ksys_unshare (kernel/fork.c:3243)
[   55.782391][ T1449]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   55.782525][ T1449]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   55.782658][ T1449]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   55.782800][ T1449]  ? __ia32_sys_open (fs/open.c:1374)
[   55.782936][ T1449]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   55.783068][ T1449]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   55.783201][ T1449]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   55.783345][ T1449]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   55.783481][ T1449]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   55.783615][ T1449]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.783789][ T1449] RIP: 0033:0x7f6f6482fbcb
[   55.783928][ T1449] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   55.784416][ T1449] RSP: 002b:00007ffecd8b1268 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   55.784617][ T1449] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6f6482fbcb
[   55.784827][ T1449] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   55.785026][ T1449] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   55.785224][ T1449] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffecd8b3490
[   55.785432][ T1449] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffecd8b486e
| [   55.789643][ T1449] ------------[ cut here ]------------
| [   55.789804][ T1449] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1449
| [   55.790083][ T1449] Modules linked in: vxlan
| [   55.790529][ T1449] Tainted: [W]=WARN
[   55.790631][ T1449] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.790808][ T1449] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.790985][ T1449] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.791473][ T1449] RSP: 0018:ffa0000002a17a68 EFLAGS: 00010286
[   55.791648][ T1449] RAX: 00000000ffffffa6 RBX: ff1100000549c3c0 RCX: 1ff4000000542f13
[   55.791875][ T1449] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000549c47c
[   55.792076][ T1449] RBP: ff1100001a541000 R08: 1fe2200000a93891 R09: ff110000116e2e80
[   55.792279][ T1449] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   55.792487][ T1449] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001a541000
[   55.792699][ T1449] FS:  00007f6f6456d840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   55.792935][ T1449] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.793102][ T1449] CR2: 00007f6f6476ec20 CR3: 000000001657f002 CR4: 0000000000771ef0
[   55.793310][ T1449] PKRU: 55555554
[   55.793417][ T1449] Call Trace:
[   55.793549][ T1449]  <TASK>
[   55.793620][ T1449]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   55.793762][ T1449]  ? notifier_call_chain (kernel/notifier.c:85)
[   55.793900][ T1449]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   55.794002][ T1449]  register_netdevice (net/core/dev.c:11488)
[   55.794136][ T1449]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   55.794311][ T1449]  register_netdev (net/core/dev.c:11552)
[   55.794455][ T1449]  sit_init_net (net/ipv6/sit.c:1860)
[   55.794600][ T1449]  ops_init (net/core/net_namespace.c:137)
[   55.794713][ T1449]  setup_net (net/core/net_namespace.c:446)
[   55.794815][ T1449]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   55.794948][ T1449]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   55.795083][ T1449]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   55.795219][ T1449]  copy_net_ns (net/core/net_namespace.c:579)
[   55.795364][ T1449]  create_new_namespaces (kernel/nsproxy.c:132)
[   55.795502][ T1449]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   55.795636][ T1449]  ksys_unshare (kernel/fork.c:3243)
[   55.795776][ T1449]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   55.795911][ T1449]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   55.796045][ T1449]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   55.796181][ T1449]  ? __ia32_sys_open (fs/open.c:1374)
[   55.796323][ T1449]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   55.796458][ T1449]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   55.796592][ T1449]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   55.796731][ T1449]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   55.796864][ T1449]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   55.796998][ T1449]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.797168][ T1449] RIP: 0033:0x7f6f6482fbcb
[   55.797313][ T1449] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   55.797803][ T1449] RSP: 002b:00007ffecd8b1268 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   55.798006][ T1449] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6f6482fbcb
[   55.798231][ T1449] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   55.798444][ T1449] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   55.798644][ T1449] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffecd8b3490
[   55.798848][ T1449] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffecd8b486e
| [   55.804723][ T1449] ------------[ cut here ]------------
| [   55.804895][ T1449] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1449
| [   55.805158][ T1449] Modules linked in: vxlan
| [   55.805586][ T1449] Tainted: [W]=WARN
[   55.805692][ T1449] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.805859][ T1449] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.806033][ T1449] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.806527][ T1449] RSP: 0018:ffa0000002a17a78 EFLAGS: 00010286
[   55.806702][ T1449] RAX: 00000000ffffffa6 RBX: ff11000005a143c0 RCX: 1ff4000000542f15
[   55.806903][ T1449] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005a1447c
[   55.807108][ T1449] RBP: ff11000015b31000 R08: 1fe2200000b42891 R09: ff110000116e2e80
[   55.807311][ T1449] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   55.807520][ T1449] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015b31000
[   55.807734][ T1449] FS:  00007f6f6456d840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   55.807967][ T1449] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.808136][ T1449] CR2: 00007fa41bc8b2a0 CR3: 000000001657f002 CR4: 0000000000771ef0
[   55.808366][ T1449] PKRU: 55555554
[   55.808467][ T1449] Call Trace:
[   55.808566][ T1449]  <TASK>
[   55.808638][ T1449]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   55.808779][ T1449]  ? notifier_call_chain (kernel/notifier.c:85)
[   55.808914][ T1449]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   55.809015][ T1449]  register_netdevice (net/core/dev.c:11488)
[   55.809151][ T1449]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   55.809327][ T1449]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.809464][ T1449]  register_netdev (net/core/dev.c:11552)
[   55.809597][ T1449]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   55.809736][ T1449]  ops_init (net/core/net_namespace.c:137)
[   55.809839][ T1449]  setup_net (net/core/net_namespace.c:446)
[   55.809940][ T1449]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   55.810071][ T1449]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   55.810220][ T1449]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   55.810363][ T1449]  copy_net_ns (net/core/net_namespace.c:579)
[   55.810498][ T1449]  create_new_namespaces (kernel/nsproxy.c:132)
[   55.810632][ T1449]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   55.810772][ T1449]  ksys_unshare (kernel/fork.c:3243)
[   55.810907][ T1449]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   55.811040][ T1449]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   55.811177][ T1449]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   55.811320][ T1449]  ? __ia32_sys_open (fs/open.c:1374)
[   55.811465][ T1449]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   55.811597][ T1449]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   55.811735][ T1449]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   55.811866][ T1449]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   55.811999][ T1449]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   55.812134][ T1449]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.812304][ T1449] RIP: 0033:0x7f6f6482fbcb
[   55.812451][ T1449] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   55.812924][ T1449] RSP: 002b:00007ffecd8b1268 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   55.813126][ T1449] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6f6482fbcb
[   55.813332][ T1449] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   55.813529][ T1449] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   55.813731][ T1449] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffecd8b3490
[   55.813930][ T1449] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffecd8b486e
| [   55.847232][ T1450] ------------[ cut here ]------------
| [   55.847401][ T1450] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1450
| [   55.847662][ T1450] Modules linked in: vxlan
| [   55.848112][ T1450] Tainted: [W]=WARN
[   55.848217][ T1450] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.848389][ T1450] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.848561][ T1450] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.849043][ T1450] RSP: 0018:ffa0000002a27020 EFLAGS: 00010286
[   55.849212][ T1450] RAX: 00000000ffffffa6 RBX: ff110000129c8e40 RCX: 1ff4000000544dca
[   55.849416][ T1450] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129c8efc
[   55.849613][ T1450] RBP: ff1100001aa21000 R08: 1fe22000025391e1 R09: ff11000011f35158
[   55.849812][ T1450] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   55.850007][ T1450] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   55.850209][ T1450] FS:  00007f26b98c9840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   55.850451][ T1450] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.850619][ T1450] CR2: 0000000027d39988 CR3: 000000001ab07006 CR4: 0000000000771ef0
[   55.850822][ T1450] PKRU: 55555554
[   55.850920][ T1450] Call Trace:
[   55.851018][ T1450]  <TASK>
[   55.851087][ T1450]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   55.851222][ T1450]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   55.851330][ T1450]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   55.851468][ T1450]  __dev_notify_flags (net/core/dev.c:9787)
[   55.851611][ T1450]  ? netif_change_name (net/core/dev.c:1495)
[   55.851749][ T1450]  ? __dev_change_flags (net/core/dev.c:9752)
[   55.851880][ T1450]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   55.852015][ T1450]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.852148][ T1450]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   55.852287][ T1450]  netif_change_flags (net/core/dev.c:9820)
[   55.852430][ T1450]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   55.852564][ T1450]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   55.852705][ T1450]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   55.852838][ T1450]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   55.853002][ T1450]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   55.853134][ T1450]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.853267][ T1450]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   55.853405][ T1450]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   55.853539][ T1450]  ? __kernel_text_address (kernel/extable.c:79)
[   55.853674][ T1450]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.853826][ T1450]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.853956][ T1450]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   55.854088][ T1450]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.854220][ T1450]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   55.854363][ T1450]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.854495][ T1450]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.854626][ T1450]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   55.854765][ T1450]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   55.854897][ T1450]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   55.855028][ T1450]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   55.855163][ T1450]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   55.855305][ T1450]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   55.855446][ T1450]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   55.855581][ T1450]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.855715][ T1450]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.855848][ T1450]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   55.855982][ T1450]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.856114][ T1450]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.856249][ T1450]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.856390][ T1450]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.856522][ T1450]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   55.856653][ T1450]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.856808][ T1450]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   55.856940][ T1450]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   55.857071][ T1450]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.857204][ T1450]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.857347][ T1450]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.857493][ T1450]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.857623][ T1450]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.857766][ T1450]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   55.857899][ T1450]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.858035][ T1450]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   55.858170][ T1450]  ? 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))
[   55.858307][ T1450]  ? 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))
[   55.858445][ T1450]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   55.858578][ T1450]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   55.858723][ T1450]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.858855][ T1450]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   55.859158][ T1450]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   55.859295][ T1450]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   55.859437][ T1450]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   55.859569][ T1450]  ? copy_msghdr_from_user (net/socket.c:2635)
[   55.859707][ T1450]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   55.859870][ T1450]  ? move_addr_to_kernel (net/socket.c:258)
[   55.860005][ T1450]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   55.860137][ T1450]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.860275][ T1450]  ___sys_sendmsg (net/socket.c:2752)
[   55.860412][ T1450]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   55.860579][ T1450]  ? copy_msghdr_from_user (net/socket.c:2603)
[   55.860734][ T1450]  __sys_sendmsg (net/socket.c:2784)
[   55.860868][ T1450]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   55.861008][ T1450]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   55.861177][ T1450]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   55.861313][ T1450]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.861453][ T1450]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   55.861587][ T1450]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   55.861724][ T1450]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   55.861856][ T1450]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.862021][ T1450] RIP: 0033:0x7f26b9b0308e
[   55.862162][ T1450] 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
[   55.862643][ T1450] RSP: 002b:00007ffc8921eba0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   55.862847][ T1450] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f26b9b0308e
[   55.863045][ T1450] RDX: 0000000000000000 RSI: 00007ffc8921ec50 RDI: 0000000000000005
[   55.863243][ T1450] RBP: 00007ffc8921ebb0 R08: 0000000000000000 R09: 0000000000000000
[   55.863448][ T1450] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0b1
[   55.863645][ T1450] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc8921f320
| [   55.963344][ T1453] ------------[ cut here ]------------
| [   55.963513][ T1453] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1453
| [   55.963796][ T1453] Modules linked in: vxlan
| [   55.964256][ T1453] Tainted: [W]=WARN
[   55.964375][ T1453] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.964550][ T1453] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.964740][ T1453] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.965406][ T1453] RSP: 0018:ffa0000002a56e30 EFLAGS: 00010286
[   55.965582][ T1453] RAX: 00000000ffffffa6 RBX: ff1100001671aac0 RCX: 1ff400000054ad8c
[   55.965809][ T1453] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001671ab7c
[   55.966017][ T1453] RBP: ff1100001ae6c000 R08: 1fe2200002ce3571 R09: ff110000175ad180
[   55.966229][ T1453] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   55.966470][ T1453] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011e48404
[   55.966694][ T1453] FS:  00007f61c91ea840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   55.966940][ T1453] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.967113][ T1453] CR2: 00007f61c9551f6d CR3: 0000000004ddf002 CR4: 0000000000771ef0
[   55.967346][ T1453] PKRU: 55555554
[   55.967450][ T1453] Call Trace:
[   55.967555][ T1453]  <TASK>
[   55.967629][ T1453]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   55.967809][ T1453]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   55.967917][ T1453]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   55.968103][ T1453]  __dev_notify_flags (net/core/dev.c:9787)
[   55.968245][ T1453]  ? netif_change_name (net/core/dev.c:1495)
[   55.968390][ T1453]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   55.968528][ T1453]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   55.968672][ T1453]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   55.968813][ T1453]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   55.968953][ T1453]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.969091][ T1453]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   55.969232][ T1453]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   55.969925][ T1453]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   55.970073][ T1453]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   55.970326][ T1453]  veth_newlink (drivers/net/veth.c:1871)
[   55.970472][ T1453]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   55.970617][ T1453]  ? kasan_save_stack (mm/kasan/common.c:57)
[   55.970770][ T1453]  ? kasan_save_track (mm/kasan/common.c:78)
[   55.970912][ T1453]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   55.971078][ T1453]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   55.971323][ T1453]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   55.971465][ T1453]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   55.971603][ T1453]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   55.971768][ T1453]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   55.971912][ T1453]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   55.972052][ T1453]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   55.972190][ T1453]  ? __dev_get_by_name (net/core/dev.c:883)
[   55.972339][ T1453]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   55.972484][ T1453]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   55.972632][ T1453]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   55.972796][ T1453]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.972934][ T1453]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.973072][ T1453]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   55.973211][ T1453]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.973356][ T1453]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.973591][ T1453]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.973739][ T1453]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   55.973972][ T1453]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   55.974112][ T1453]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.974251][ T1453]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.974400][ T1453]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.974634][ T1453]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.974779][ T1453]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.974921][ T1453]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   55.975060][ T1453]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.975201][ T1453]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   55.975355][ T1453]  ? 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))
[   55.975492][ T1453]  ? 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))
[   55.975634][ T1453]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   55.975782][ T1453]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   55.975922][ T1453]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.976060][ T1453]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   55.976202][ T1453]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   55.976353][ T1453]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   55.976494][ T1453]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   55.976634][ T1453]  ? copy_msghdr_from_user (net/socket.c:2635)
[   55.976778][ T1453]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   55.976951][ T1453]  ? move_addr_to_kernel (net/socket.c:258)
[   55.977093][ T1453]  ___sys_sendmsg (net/socket.c:2752)
[   55.977233][ T1453]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.977382][ T1453]  ? copy_msghdr_from_user (net/socket.c:2603)
[   55.977622][ T1453]  ? 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))
[   55.977860][ T1453]  __sys_sendmsg (net/socket.c:2784)
[   55.977999][ T1453]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   55.978141][ T1453]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.978384][ T1453]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.978526][ T1453]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   55.978664][ T1453]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   55.978808][ T1453]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   55.978946][ T1453]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.979214][ T1453] RIP: 0033:0x7f61c942408e
[   55.979371][ T1453] 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
[   55.980065][ T1453] RSP: 002b:00007fffb8075510 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   55.980377][ T1453] RAX: ffffffffffffffda RBX: 00007fffb8075ca8 RCX: 00007f61c942408e
[   55.980583][ T1453] RDX: 0000000000000000 RSI: 00007fffb80755c0 RDI: 0000000000000005
[   55.980795][ T1453] RBP: 00007fffb8075520 R08: 0000000000000000 R09: 0000000000000000
[   55.981095][ T1453] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0b1
[   55.981308][ T1453] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffb8075c80
| [   55.996784][ T1453] ------------[ cut here ]------------
| [   55.996939][ T1453] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1453
| [   55.997210][ T1453] Modules linked in: vxlan
| [   55.997663][ T1453] Tainted: [W]=WARN
[   55.997778][ T1453] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.997948][ T1453] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.998124][ T1453] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.998629][ T1453] RSP: 0018:ffa0000002a571b0 EFLAGS: 00010286
[   55.998806][ T1453] RAX: 00000000ffffffa6 RBX: ff11000005664740 RCX: 1ff400000054adfc
[   55.999012][ T1453] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000056647fc
[   55.999215][ T1453] RBP: ff1100001ae69000 R08: 1fe2200000acc901 R09: ff110000175ad180
[   55.999430][ T1453] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   55.999634][ T1453] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab603b20
[   55.999846][ T1453] FS:  00007f61c91ea840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   56.000087][ T1453] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.000256][ T1453] CR2: 00007f61c9551f6d CR3: 0000000004ddf002 CR4: 0000000000771ef0
[   56.000478][ T1453] PKRU: 55555554
[   56.000580][ T1453] Call Trace:
[   56.000687][ T1453]  <TASK>
[   56.000758][ T1453]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   56.000895][ T1453]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   56.000998][ T1453]  __dev_notify_flags (net/core/dev.c:9787)
[   56.001136][ T1453]  ? netif_change_name (net/core/dev.c:1495)
[   56.001278][ T1453]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   56.001422][ T1453]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   56.001561][ T1453]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   56.001706][ T1453]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   56.001845][ T1453]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   56.001982][ T1453]  ? __dev_get_by_name (net/core/dev.c:883)
[   56.002119][ T1453]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   56.002262][ T1453]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   56.002412][ T1453]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   56.002550][ T1453]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.002691][ T1453]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.002828][ T1453]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.002965][ T1453]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   56.003102][ T1453]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.003243][ T1453]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.003388][ T1453]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.003525][ T1453]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   56.003662][ T1453]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.003804][ T1453]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.003941][ T1453]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.004080][ T1453]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.004215][ T1453]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.004360][ T1453]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   56.004494][ T1453]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.004635][ T1453]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   56.004785][ T1453]  ? 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))
[   56.004921][ T1453]  ? 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))
[   56.005059][ T1453]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.005196][ T1453]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.005343][ T1453]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.005481][ T1453]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   56.005618][ T1453]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   56.005763][ T1453]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   56.005903][ T1453]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   56.006040][ T1453]  ? copy_msghdr_from_user (net/socket.c:2635)
[   56.006178][ T1453]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   56.006352][ T1453]  ? move_addr_to_kernel (net/socket.c:258)
[   56.006493][ T1453]  ___sys_sendmsg (net/socket.c:2752)
[   56.006627][ T1453]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.006769][ T1453]  ? copy_msghdr_from_user (net/socket.c:2603)
[   56.006917][ T1453]  ? 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))
[   56.007055][ T1453]  __sys_sendmsg (net/socket.c:2784)
[   56.007193][ T1453]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   56.007341][ T1453]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.007481][ T1453]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.007619][ T1453]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   56.007759][ T1453]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   56.007895][ T1453]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   56.008031][ T1453]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.008203][ T1453] RIP: 0033:0x7f61c942408e
[   56.008354][ T1453] 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
[   56.008848][ T1453] RSP: 002b:00007fffb8075510 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   56.009054][ T1453] RAX: ffffffffffffffda RBX: 00007fffb8075ca8 RCX: 00007f61c942408e
[   56.009257][ T1453] RDX: 0000000000000000 RSI: 00007fffb80755c0 RDI: 0000000000000005
[   56.009478][ T1453] RBP: 00007fffb8075520 R08: 0000000000000000 R09: 0000000000000000
[   56.009687][ T1453] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0b1
[   56.009890][ T1453] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffb8075c80
| [   56.053755][ T1454] ------------[ cut here ]------------
| [   56.053920][ T1454] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1454
| [   56.054181][ T1454] Modules linked in: vxlan
| [   56.054614][ T1454] Tainted: [W]=WARN
[   56.054820][ T1454] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.054988][ T1454] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.055159][ T1454] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.055632][ T1454] RSP: 0018:ffa0000002896ff8 EFLAGS: 00010286
[   56.055803][ T1454] RAX: 00000000ffffffa6 RBX: ff11000013759e00 RCX: 1ff4000000512dc5
[   56.055997][ T1454] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013759ebc
[   56.056190][ T1454] RBP: ff1100001ae69000 R08: 1fe22000026eb3d9 R09: ff1100001360d158
[   56.056393][ T1454] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   56.056584][ T1454] R13: 0000000000000000 R14: ffa0000002897140 R15: ff11000010edadd0
[   56.056788][ T1454] FS:  00007f7d53ef3840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   56.057016][ T1454] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.057181][ T1454] CR2: 0000000025b88988 CR3: 0000000016b67006 CR4: 0000000000771ef0
[   56.057387][ T1454] PKRU: 55555554
[   56.057484][ T1454] Call Trace:
[   56.057583][ T1454]  <TASK>
[   56.057654][ T1454]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   56.057805][ T1454]  __dev_change_net_namespace (net/core/dev.c:12635)
[   56.057969][ T1454]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.058099][ T1454]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.058230][ T1454]  ? default_device_exit_batch (net/core/dev.c:13091)
[   56.058407][ T1454]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.058537][ T1454]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.058672][ T1454]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.058803][ T1454]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   56.058934][ T1454]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   56.059064][ T1454]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   56.059201][ T1454]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   56.059345][ T1454]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   56.059476][ T1454]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   56.059639][ T1454]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   56.059777][ T1454]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.059907][ T1454]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   56.060036][ T1454]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.060166][ T1454]  ? __kernel_text_address (kernel/extable.c:79)
[   56.060298][ T1454]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.060480][ T1454]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.060610][ T1454]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   56.060747][ T1454]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.060877][ T1454]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   56.061004][ T1454]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.061135][ T1454]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.061266][ T1454]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   56.061413][ T1454]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   56.061543][ T1454]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   56.061683][ T1454]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   56.061817][ T1454]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   56.061946][ T1454]  ? nla_get_range_signed (lib/nlattr.c:270)
[   56.062079][ T1454]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   56.062214][ T1454]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   56.062353][ T1454]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.062482][ T1454]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.062613][ T1454]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.062748][ T1454]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   56.062878][ T1454]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.063009][ T1454]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.063139][ T1454]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.063272][ T1454]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.063410][ T1454]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.063548][ T1454]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.063689][ T1454]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   56.063819][ T1454]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.063947][ T1454]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.064078][ T1454]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.064211][ T1454]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.064349][ T1454]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.064481][ T1454]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   56.064610][ T1454]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.064745][ T1454]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   56.064877][ T1454]  ? 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))
[   56.065007][ T1454]  ? 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))
[   56.065138][ T1454]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.065274][ T1454]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.065410][ T1454]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.065543][ T1454]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   56.065679][ T1454]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   56.065810][ T1454]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   56.065941][ T1454]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   56.066073][ T1454]  ? copy_msghdr_from_user (net/socket.c:2635)
[   56.066209][ T1454]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   56.066381][ T1454]  ? move_addr_to_kernel (net/socket.c:258)
[   56.066532][ T1454]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.066663][ T1454]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.066801][ T1454]  ___sys_sendmsg (net/socket.c:2752)
[   56.066931][ T1454]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   56.067092][ T1454]  ? copy_msghdr_from_user (net/socket.c:2603)
[   56.067236][ T1454]  __sys_sendmsg (net/socket.c:2784)
[   56.067378][ T1454]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   56.067509][ T1454]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   56.067678][ T1454]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   56.067808][ T1454]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.067939][ T1454]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   56.068067][ T1454]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   56.068197][ T1454]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   56.068338][ T1454]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.068503][ T1454] RIP: 0033:0x7f7d5412d08e
[   56.068639][ T1454] 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
[   56.069109][ T1454] RSP: 002b:00007fff625690b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   56.069311][ T1454] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7d5412d08e
[   56.069512][ T1454] RDX: 0000000000000000 RSI: 00007fff62569160 RDI: 0000000000000005
[   56.069892][ T1454] RBP: 00007fff625690c0 R08: 0000000000000000 R09: 0000000000000000
[   56.070085][ T1454] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0b1
[   56.070279][ T1454] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff62569820
| [   56.073701][ T1454] ------------[ cut here ]------------
| [   56.073837][ T1454] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1454
| [   56.074181][ T1454] Modules linked in: vxlan
| [   56.074873][ T1454] Tainted: [W]=WARN
[   56.074972][ T1454] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.075136][ T1454] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.075320][ T1454] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.075793][ T1454] RSP: 0018:ffa0000002896fc0 EFLAGS: 00010286
[   56.075958][ T1454] RAX: 00000000ffffffa6 RBX: ff11000013705a80 RCX: 1ff4000000512dbe
[   56.076154][ T1454] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013705b3c
[   56.076359][ T1454] RBP: ff1100001ae69000 R08: 1fe22000026e0b69 R09: ff1100001360d158
[   56.076555][ T1454] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   56.076759][ T1454] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010edadd0
[   56.076962][ T1454] FS:  00007f7d53ef3840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   56.077193][ T1454] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.077370][ T1454] CR2: 0000000025b88988 CR3: 0000000016b67006 CR4: 0000000000771ef0
[   56.077571][ T1454] PKRU: 55555554
[   56.077675][ T1454] Call Trace:
[   56.077773][ T1454]  <TASK>
[   56.077841][ T1454]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   56.077974][ T1454]  ? notifier_call_chain (kernel/notifier.c:85)
[   56.078107][ T1454]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   56.078210][ T1454]  __dev_change_net_namespace (net/core/dev.c:12695)
[   56.078385][ T1454]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.078518][ T1454]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.078652][ T1454]  ? default_device_exit_batch (net/core/dev.c:13091)
[   56.078823][ T1454]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.078957][ T1454]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.079089][ T1454]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.079221][ T1454]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   56.079363][ T1454]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   56.079498][ T1454]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   56.079631][ T1454]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   56.079773][ T1454]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   56.079908][ T1454]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   56.080074][ T1454]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   56.080208][ T1454]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.080348][ T1454]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   56.080482][ T1454]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.080615][ T1454]  ? __kernel_text_address (kernel/extable.c:79)
[   56.080754][ T1454]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.080889][ T1454]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.081020][ T1454]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   56.081153][ T1454]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.081289][ T1454]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   56.081426][ T1454]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.081558][ T1454]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.081696][ T1454]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   56.081828][ T1454]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   56.081960][ T1454]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   56.082116][ T1454]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   56.082258][ T1454]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   56.082403][ T1454]  ? nla_get_range_signed (lib/nlattr.c:270)
[   56.082539][ T1454]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   56.082683][ T1454]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   56.082818][ T1454]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.082950][ T1454]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.083080][ T1454]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.083214][ T1454]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   56.083353][ T1454]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.083490][ T1454]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.083624][ T1454]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.083762][ T1454]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.083894][ T1454]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.084026][ T1454]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.084158][ T1454]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   56.084297][ T1454]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.084437][ T1454]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.084566][ T1454]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.084709][ T1454]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.084839][ T1454]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.084973][ T1454]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   56.085105][ T1454]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.085239][ T1454]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   56.085385][ T1454]  ? 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))
[   56.085517][ T1454]  ? 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))
[   56.085651][ T1454]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.085791][ T1454]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.085923][ T1454]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.086057][ T1454]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   56.086191][ T1454]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   56.086332][ T1454]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   56.086465][ T1454]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   56.086596][ T1454]  ? copy_msghdr_from_user (net/socket.c:2635)
[   56.086736][ T1454]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   56.086898][ T1454]  ? move_addr_to_kernel (net/socket.c:258)
[   56.087034][ T1454]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.087164][ T1454]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.087300][ T1454]  ___sys_sendmsg (net/socket.c:2752)
[   56.087439][ T1454]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   56.087603][ T1454]  ? copy_msghdr_from_user (net/socket.c:2603)
[   56.087751][ T1454]  __sys_sendmsg (net/socket.c:2784)
[   56.087882][ T1454]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   56.088011][ T1454]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   56.088177][ T1454]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   56.088313][ T1454]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.088460][ T1454]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   56.088591][ T1454]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   56.088727][ T1454]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   56.088858][ T1454]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.089020][ T1454] RIP: 0033:0x7f7d5412d08e
[   56.089350][ T1454] 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
[   56.089922][ T1454] RSP: 002b:00007fff625690b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   56.090121][ T1454] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7d5412d08e
[   56.090324][ T1454] RDX: 0000000000000000 RSI: 00007fff62569160 RDI: 0000000000000005
[   56.090607][ T1454] RBP: 00007fff625690c0 R08: 0000000000000000 R09: 0000000000000000
[   56.090807][ T1454] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0b1
[   56.091003][ T1454] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff62569820
| [   56.126981][ T1456] ------------[ cut here ]------------
| [   56.127160][ T1456] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1456
| [   56.128539][ T1456] Modules linked in: vxlan
| [   56.129551][ T1456] Tainted: [W]=WARN
[   56.129790][ T1456] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.130085][ T1456] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.130342][ T1456] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.130873][ T1456] RSP: 0018:ffa0000002a57038 EFLAGS: 00010286
[   56.131095][ T1456] RAX: 00000000ffffffa6 RBX: ff11000010b90200 RCX: 1ff400000054adcd
[   56.131396][ T1456] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010b902bc
[   56.131645][ T1456] RBP: ff1100001ae69000 R08: 1fe2200002172059 R09: ff11000016b85158
[   56.131904][ T1456] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   56.132187][ T1456] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   56.132462][ T1456] FS:  00007f773a3f7840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   56.132785][ T1456] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.133006][ T1456] CR2: 000000001e361988 CR3: 000000001ae57006 CR4: 0000000000771ef0
[   56.133258][ T1456] PKRU: 55555554
[   56.133432][ T1456] Call Trace:
[   56.133585][ T1456]  <TASK>
[   56.133715][ T1456]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.133900][ T1456]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   56.134089][ T1456]  notifier_call_chain (kernel/notifier.c:85)
[   56.134284][ T1456]  netif_change_name (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1509)
[   56.134492][ T1456]  ? netdev_adjacent_rename_links (net/core/dev.c:9538)
[   56.134718][ T1456]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   56.134907][ T1456]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   56.135098][ T1456]  do_setlink.isra.0 (net/core/rtnetlink.c:3186)
[   56.135290][ T1456]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   56.135496][ T1456]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   56.135723][ T1456]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   56.135910][ T1456]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.136097][ T1456]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   56.136285][ T1456]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.136488][ T1456]  ? __kernel_text_address (kernel/extable.c:79)
[   56.136682][ T1456]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.136873][ T1456]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.137092][ T1456]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   56.137283][ T1456]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.137489][ T1456]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   56.137682][ T1456]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.137867][ T1456]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.138054][ T1456]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   56.138244][ T1456]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   56.138452][ T1456]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   56.138639][ T1456]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   56.138869][ T1456]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   56.139056][ T1456]  ? nla_get_range_signed (lib/nlattr.c:270)
[   56.139282][ T1456]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   56.139489][ T1456]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   56.139686][ T1456]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.139873][ T1456]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.140059][ T1456]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.140244][ T1456]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   56.140448][ T1456]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.140680][ T1456]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.140870][ T1456]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.141055][ T1456]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.141242][ T1456]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.141445][ T1456]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.141673][ T1456]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   56.141863][ T1456]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.142048][ T1456]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.142234][ T1456]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.142438][ T1456]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.142623][ T1456]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.142819][ T1456]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   56.143005][ T1456]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.143190][ T1456]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   56.143431][ T1456]  ? 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))
[   56.143625][ T1456]  ? 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))
[   56.143822][ T1456]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.144011][ T1456]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.144204][ T1456]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.144414][ T1456]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   56.144604][ T1456]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   56.144803][ T1456]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   56.144994][ T1456]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   56.145182][ T1456]  ? copy_msghdr_from_user (net/socket.c:2635)
[   56.145394][ T1456]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   56.145614][ T1456]  ? move_addr_to_kernel (net/socket.c:258)
[   56.145811][ T1456]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.145994][ T1456]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.146184][ T1456]  ___sys_sendmsg (net/socket.c:2752)
[   56.146392][ T1456]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   56.146624][ T1456]  ? copy_msghdr_from_user (net/socket.c:2603)
[   56.146830][ T1456]  __sys_sendmsg (net/socket.c:2784)
[   56.147025][ T1456]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   56.147210][ T1456]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   56.147456][ T1456]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   56.147643][ T1456]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.147838][ T1456]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   56.148024][ T1456]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   56.148208][ T1456]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   56.148416][ T1456]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.148632][ T1456] RIP: 0033:0x7f773a63108e
[   56.148826][ T1456] 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
[   56.149392][ T1456] RSP: 002b:00007ffcba5c71b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   56.149686][ T1456] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f773a63108e
[   56.149939][ T1456] RDX: 0000000000000000 RSI: 00007ffcba5c7260 RDI: 0000000000000005
[   56.150191][ T1456] RBP: 00007ffcba5c71c0 R08: 0000000000000000 R09: 0000000000000000
[   56.150496][ T1456] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0b1
[   56.150758][ T1456] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcba5c7930
| [   56.263887][ T1474] ------------[ cut here ]------------
| [   56.264055][ T1474] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1474
| [   56.264865][ T1474] Modules linked in: vxlan
| [   56.265415][ T1474] Tainted: [W]=WARN
[   56.265521][ T1474] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.265695][ T1474] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.265870][ T1474] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.266414][ T1474] RSP: 0018:ffa0000002b17020 EFLAGS: 00010286
[   56.266586][ T1474] RAX: 00000000ffffffa6 RBX: ff11000013d45e00 RCX: 1ff4000000562dca
[   56.266798][ T1474] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013d45ebc
[   56.267002][ T1474] RBP: ff1100001ae69000 R08: 1fe22000027a8bd9 R09: ff110000169e0b58
[   56.267204][ T1474] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   56.267470][ T1474] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   56.267681][ T1474] FS:  00007ff5fb407840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   56.267920][ T1474] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.268094][ T1474] CR2: 000000002d47a988 CR3: 000000001a70d004 CR4: 0000000000771ef0
[   56.268305][ T1474] PKRU: 55555554
[   56.268480][ T1474] Call Trace:
[   56.268584][ T1474]  <TASK>
[   56.268673][ T1474]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   56.268820][ T1474]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   56.268924][ T1474]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   56.269062][ T1474]  __dev_notify_flags (net/core/dev.c:9787)
[   56.269200][ T1474]  ? netif_change_name (net/core/dev.c:1495)
[   56.269438][ T1474]  ? __dev_change_flags (net/core/dev.c:9752)
[   56.269577][ T1474]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   56.269718][ T1474]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.269860][ T1474]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   56.269998][ T1474]  netif_change_flags (net/core/dev.c:9820)
[   56.270136][ T1474]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   56.270278][ T1474]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   56.270499][ T1474]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   56.270638][ T1474]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   56.270811][ T1474]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   56.270946][ T1474]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.271082][ T1474]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   56.271216][ T1474]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.271451][ T1474]  ? __kernel_text_address (kernel/extable.c:79)
[   56.271589][ T1474]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.271733][ T1474]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.271869][ T1474]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   56.272006][ T1474]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.272141][ T1474]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   56.272280][ T1474]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.272508][ T1474]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.272645][ T1474]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   56.272793][ T1474]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   56.272929][ T1474]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   56.273064][ T1474]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   56.273206][ T1474]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   56.273441][ T1474]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   56.273581][ T1474]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   56.273726][ T1474]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.273862][ T1474]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.273998][ T1474]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.274135][ T1474]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   56.274275][ T1474]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.274475][ T1474]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.274609][ T1474]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.274749][ T1474]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.274886][ T1474]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.275024][ T1474]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.275160][ T1474]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   56.275299][ T1474]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.275495][ T1474]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.275629][ T1474]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.275773][ T1474]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.275910][ T1474]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.276047][ T1474]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   56.276183][ T1474]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.276383][ T1474]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   56.276541][ T1474]  ? 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))
[   56.276682][ T1474]  ? 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))
[   56.276823][ T1474]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.276962][ T1474]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.277098][ T1474]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.277234][ T1474]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   56.277396][ T1474]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   56.277539][ T1474]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   56.277705][ T1474]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   56.277842][ T1474]  ? copy_msghdr_from_user (net/socket.c:2635)
[   56.277979][ T1474]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   56.278150][ T1474]  ? move_addr_to_kernel (net/socket.c:258)
[   56.278288][ T1474]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.278430][ T1474]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.278572][ T1474]  ___sys_sendmsg (net/socket.c:2752)
[   56.278715][ T1474]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   56.278885][ T1474]  ? copy_msghdr_from_user (net/socket.c:2603)
[   56.279034][ T1474]  __sys_sendmsg (net/socket.c:2784)
[   56.279173][ T1474]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   56.279319][ T1474]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   56.279494][ T1474]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   56.279634][ T1474]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.279777][ T1474]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   56.279916][ T1474]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   56.280052][ T1474]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   56.280188][ T1474]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.280371][ T1474] RIP: 0033:0x7ff5fb64108e
[   56.280517][ T1474] 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
[   56.281012][ T1474] RSP: 002b:00007ffce2d841c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   56.281217][ T1474] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff5fb64108e
[   56.281431][ T1474] RDX: 0000000000000000 RSI: 00007ffce2d84270 RDI: 0000000000000005
[   56.281640][ T1474] RBP: 00007ffce2d841d0 R08: 0000000000000000 R09: 0000000000000000
[   56.281845][ T1474] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0b1
[   56.282053][ T1474] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce2d84940
| [   56.341478][ T1476] ------------[ cut here ]------------
| [   56.341683][ T1476] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1476
| [   56.342002][ T1476] Modules linked in: vxlan
| [   56.342559][ T1476] Tainted: [W]=WARN
[   56.342735][ T1476] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.342953][ T1476] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.343177][ T1476] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.343727][ T1476] RSP: 0018:ffa0000002b36ff8 EFLAGS: 00010286
[   56.343962][ T1476] RAX: 00000000ffffffa6 RBX: ff11000011e3d380 RCX: 1ff4000000566dc5
[   56.344210][ T1476] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e3d43c
[   56.344495][ T1476] RBP: ff1100001ae6c000 R08: 1fe22000023c7a89 R09: ff1100001ab40b58
[   56.344753][ T1476] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   56.345001][ T1476] R13: 0000000000000000 R14: ffa0000002b37140 R15: ff110000128a91d0
[   56.345249][ T1476] FS:  00007f6997f6d840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   56.345567][ T1476] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.345811][ T1476] CR2: 0000000037434988 CR3: 000000001ad27006 CR4: 0000000000771ef0
[   56.346060][ T1476] PKRU: 55555554
[   56.346212][ T1476] Call Trace:
[   56.346387][ T1476]  <TASK>
[   56.346510][ T1476]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   56.346703][ T1476]  __dev_change_net_namespace (net/core/dev.c:12635)
[   56.346922][ T1476]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.347105][ T1476]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.347294][ T1476]  ? default_device_exit_batch (net/core/dev.c:13091)
[   56.347524][ T1476]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.347742][ T1476]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.347927][ T1476]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.348111][ T1476]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   56.348298][ T1476]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   56.348496][ T1476]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   56.348691][ T1476]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   56.348878][ T1476]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   56.349065][ T1476]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   56.349282][ T1476]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   56.349482][ T1476]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.349685][ T1476]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   56.349870][ T1476]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.350056][ T1476]  ? __kernel_text_address (kernel/extable.c:79)
[   56.350243][ T1476]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.350454][ T1476]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.350649][ T1476]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   56.350904][ T1476]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.351091][ T1476]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   56.351277][ T1476]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.351485][ T1476]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.351680][ T1476]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   56.351868][ T1476]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   56.352057][ T1476]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   56.352258][ T1476]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   56.352471][ T1476]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   56.352657][ T1476]  ? nla_get_range_signed (lib/nlattr.c:270)
[   56.352855][ T1476]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   56.353043][ T1476]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   56.353230][ T1476]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.353435][ T1476]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.353619][ T1476]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.353813][ T1476]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   56.353996][ T1476]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.354183][ T1476]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.354393][ T1476]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.354581][ T1476]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.354776][ T1476]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.354964][ T1476]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.355162][ T1476]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   56.355398][ T1476]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.355584][ T1476]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.355783][ T1476]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.355966][ T1476]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.356151][ T1476]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   56.356365][ T1476]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.356554][ T1476]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   56.356755][ T1476]  ? 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))
[   56.356942][ T1476]  ? 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))
[   56.357130][ T1476]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.357341][ T1476]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.357526][ T1476]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.357720][ T1476]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   56.357909][ T1476]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   56.358094][ T1476]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   56.358286][ T1476]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   56.358493][ T1476]  ? copy_msghdr_from_user (net/socket.c:2635)
[   56.358683][ T1476]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   56.358905][ T1476]  ? move_addr_to_kernel (net/socket.c:258)
[   56.359092][ T1476]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.359281][ T1476]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.359487][ T1476]  ___sys_sendmsg (net/socket.c:2752)
[   56.359678][ T1476]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   56.359895][ T1476]  ? copy_msghdr_from_user (net/socket.c:2603)
[   56.360092][ T1476]  __sys_sendmsg (net/socket.c:2784)
[   56.360283][ T1476]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   56.360534][ T1476]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   56.360764][ T1476]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   56.360950][ T1476]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.361302][ T1476]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   56.361502][ T1476]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   56.361692][ T1476]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   56.361878][ T1476]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.362533][ T1476] RIP: 0033:0x7f69981a708e
[   56.362734][ T1476] 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
[   56.363264][ T1476] RSP: 002b:00007ffeb6e5a320 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   56.363537][ T1476] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f69981a708e
[   56.363822][ T1476] RDX: 0000000000000000 RSI: 00007ffeb6e5a3d0 RDI: 0000000000000005
[   56.364073][ T1476] RBP: 00007ffeb6e5a330 R08: 0000000000000000 R09: 0000000000000000
[   56.364436][ T1476] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0b1
[   56.364693][ T1476] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeb6e5aa90
| [   56.368669][ T1476] ------------[ cut here ]------------
| [   56.368851][ T1476] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1476
| [   56.369243][ T1476] Modules linked in: vxlan
| [   56.369880][ T1476] Tainted: [W]=WARN
[   56.370118][ T1476] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.370369][ T1476] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.370596][ T1476] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.371123][ T1476] RSP: 0018:ffa0000002b36fc0 EFLAGS: 00010286
[   56.371374][ T1476] RAX: 00000000ffffffa6 RBX: ff11000012cbb8c0 RCX: 1ff4000000566dbe
[   56.371631][ T1476] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012cbb97c
[   56.371878][ T1476] RBP: ff1100001ae6c000 R08: 1fe2200002597731 R09: ff1100001ab40b58
[   56.372123][ T1476] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   56.372397][ T1476] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000128a91d0
[   56.372647][ T1476] FS:  00007f6997f6d840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   56.372938][ T1476] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.373152][ T1476] CR2: 0000000037434988 CR3: 000000001ad27006 CR4: 0000000000771ef0
[   56.373425][ T1476] PKRU: 55555554
[   56.373575][ T1476] Call Trace:
[   56.373735][ T1476]  <TASK>
[   56.373856][ T1476]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   56.374041][ T1476]  ? notifier_call_chain (kernel/notifier.c:85)
[   56.374227][ T1476]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   56.374400][ T1476]  __dev_change_net_namespace (net/core/dev.c:12695)
[   56.374621][ T1476]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.374814][ T1476]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.375000][ T1476]  ? default_device_exit_batch (net/core/dev.c:13091)
[   56.375218][ T1476]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.375425][ T1476]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.375611][ T1476]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.375805][ T1476]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   56.375993][ T1476]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   56.376183][ T1476]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   56.376563][ T1476]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   56.376760][ T1476]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   56.376944][ T1476]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   56.377159][ T1476]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   56.377429][ T1476]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.377766][ T1476]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   56.378005][ T1476]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.378241][ T1476]  ? __kernel_text_address (kernel/extable.c:79)
[   56.378497][ T1476]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.378756][ T1476]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.378993][ T1476]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   56.379256][ T1476]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.379517][ T1476]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   56.379766][ T1476]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.380003][ T1476]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.380240][ T1476]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   56.380492][ T1476]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   56.380736][ T1476]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   56.380971][ T1476]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   56.381210][ T1476]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   56.381468][ T1476]  ? nla_get_range_signed (lib/nlattr.c:270)
[   56.381717][ T1476]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   56.381956][ T1476]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   56.382197][ T1476]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.382455][ T1476]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.382700][ T1476]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.382935][ T1476]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   56.383170][ T1476]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.383457][ T1476]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.383701][ T1476]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.383939][ T1476]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.384176][ T1476]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.384433][ T1476]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.384681][ T1476]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   56.384918][ T1476]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.385157][ T1476]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.385418][ T1476]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.385652][ T1476]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.385896][ T1476]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   56.386133][ T1476]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.386389][ T1476]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   56.386630][ T1476]  ? 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))
[   56.386870][ T1476]  ? 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))
[   56.387113][ T1476]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.387367][ T1476]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.387605][ T1476]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.387852][ T1476]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   56.388092][ T1476]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   56.388363][ T1476]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   56.388605][ T1476]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   56.388853][ T1476]  ? copy_msghdr_from_user (net/socket.c:2635)
[   56.389091][ T1476]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   56.389377][ T1476]  ? move_addr_to_kernel (net/socket.c:258)
[   56.389614][ T1476]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.389861][ T1476]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.390052][ T1476]  ___sys_sendmsg (net/socket.c:2752)
[   56.390231][ T1476]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   56.390468][ T1476]  ? copy_msghdr_from_user (net/socket.c:2603)
[   56.390661][ T1476]  __sys_sendmsg (net/socket.c:2784)
[   56.390852][ T1476]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   56.391051][ T1476]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   56.391269][ T1476]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   56.391469][ T1476]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.391651][ T1476]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   56.391859][ T1476]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   56.392044][ T1476]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   56.392225][ T1476]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.392460][ T1476] RIP: 0033:0x7f69981a708e
[   56.392649][ T1476] 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
[   56.393172][ T1476] RSP: 002b:00007ffeb6e5a320 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   56.393442][ T1476] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f69981a708e
[   56.393692][ T1476] RDX: 0000000000000000 RSI: 00007ffeb6e5a3d0 RDI: 0000000000000005
[   56.393950][ T1476] RBP: 00007ffeb6e5a330 R08: 0000000000000000 R09: 0000000000000000
[   56.394209][ T1476] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0b1
[   56.394474][ T1476] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeb6e5aa90
| [   56.455814][ T1478] ------------[ cut here ]------------
| [   56.456015][ T1478] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1478
| [   56.456344][ T1478] Modules linked in: vxlan
| [   56.456858][ T1478] Tainted: [W]=WARN
[   56.457008][ T1478] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.457251][ T1478] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.457494][ T1478] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.458050][ T1478] RSP: 0018:ffa0000002b27038 EFLAGS: 00010286
[   56.458269][ T1478] RAX: 00000000ffffffa6 RBX: ff11000005665540 RCX: 1ff4000000564dcd
[   56.458595][ T1478] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000056655fc
[   56.458925][ T1478] RBP: ff1100001ae6c000 R08: 1fe2200000accac1 R09: ff1100001ab45158
[   56.459249][ T1478] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   56.459620][ T1478] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   56.459957][ T1478] FS:  00007fcc74cc5840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   56.460335][ T1478] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.460639][ T1478] CR2: 000000003c1ce988 CR3: 0000000016984002 CR4: 0000000000771ef0
[   56.460990][ T1478] PKRU: 55555554
[   56.461192][ T1478] Call Trace:
[   56.461415][ T1478]  <TASK>
[   56.461587][ T1478]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.461808][ T1478]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   56.461990][ T1478]  notifier_call_chain (kernel/notifier.c:85)
[   56.462893][ T1478]  netif_change_name (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1509)
[   56.463086][ T1478]  ? netdev_adjacent_rename_links (net/core/dev.c:9538)
[   56.463306][ T1478]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   56.463506][ T1478]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   56.463702][ T1478]  do_setlink.isra.0 (net/core/rtnetlink.c:3186)
[   56.463910][ T1478]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   56.464099][ T1478]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   56.464333][ T1478]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   56.464517][ T1478]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.464709][ T1478]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   56.464893][ T1478]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.465076][ T1478]  ? __kernel_text_address (kernel/extable.c:79)
[   56.465264][ T1478]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.465471][ T1478]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.465652][ T1478]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   56.465847][ T1478]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.466030][ T1478]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   56.466211][ T1478]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.466413][ T1478]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.466597][ T1478]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   56.466789][ T1478]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   56.466982][ T1478]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   56.467164][ T1478]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   56.467375][ T1478]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   56.467557][ T1478]  ? nla_get_range_signed (lib/nlattr.c:270)
[   56.467749][ T1478]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   56.467934][ T1478]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   56.468130][ T1478]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.468335][ T1478]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.468516][ T1478]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.468704][ T1478]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   56.468885][ T1478]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.469095][ T1478]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.469282][ T1478]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.469477][ T1478]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.469685][ T1478]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.469878][ T1478]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.470064][ T1478]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   56.470254][ T1478]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.470463][ T1478]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.470662][ T1478]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.470857][ T1478]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.471039][ T1478]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.471223][ T1478]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   56.471428][ T1478]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.471613][ T1478]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   56.471808][ T1478]  ? 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))
[   56.471989][ T1478]  ? 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))
[   56.472172][ T1478]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.472374][ T1478]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.472558][ T1478]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.472749][ T1478]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   56.472959][ T1478]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   56.473143][ T1478]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   56.473346][ T1478]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   56.473530][ T1478]  ? copy_msghdr_from_user (net/socket.c:2635)
[   56.473715][ T1478]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   56.473927][ T1478]  ? move_addr_to_kernel (net/socket.c:258)
[   56.474115][ T1478]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.474300][ T1478]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.474498][ T1478]  ___sys_sendmsg (net/socket.c:2752)
[   56.474687][ T1478]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   56.474901][ T1478]  ? copy_msghdr_from_user (net/socket.c:2603)
[   56.475095][ T1478]  __sys_sendmsg (net/socket.c:2784)
[   56.475281][ T1478]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   56.475474][ T1478]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   56.475701][ T1478]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   56.475882][ T1478]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.476064][ T1478]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   56.476245][ T1478]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   56.476447][ T1478]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   56.476631][ T1478]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.476851][ T1478] RIP: 0033:0x7fcc74eff08e
[   56.477055][ T1478] 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
[   56.477592][ T1478] RSP: 002b:00007ffcc89ad370 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   56.477848][ T1478] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fcc74eff08e
[   56.478098][ T1478] RDX: 0000000000000000 RSI: 00007ffcc89ad420 RDI: 0000000000000005
[   56.478365][ T1478] RBP: 00007ffcc89ad380 R08: 0000000000000000 R09: 0000000000000000
[   56.478613][ T1478] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0b1
[   56.478868][ T1478] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcc89adaf0
| [   56.567824][ T1481] ------------[ cut here ]------------
| [   56.567991][ T1481] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1481
| [   56.568258][ T1481] Modules linked in: vxlan
| [   56.569066][ T1481] Tainted: [W]=WARN
[   56.569168][ T1481] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.569412][ T1481] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.569590][ T1481] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.570072][ T1481] RSP: 0018:ffa0000002b47020 EFLAGS: 00010286
[   56.570242][ T1481] RAX: 00000000ffffffa6 RBX: ff110000141aa580 RCX: 1ff4000000568dca
[   56.570506][ T1481] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000141aa63c
[   56.570713][ T1481] RBP: ff1100001ae6c000 R08: 1fe22000028354c9 R09: ff11000016bdae58
[   56.570971][ T1481] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   56.571181][ T1481] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   56.571409][ T1481] FS:  00007fee51455840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   56.571644][ T1481] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.571820][ T1481] CR2: 00000000157b7988 CR3: 000000001ab1e006 CR4: 0000000000771ef0
[   56.572022][ T1481] PKRU: 55555554
[   56.572121][ T1481] Call Trace:
[   56.572224][ T1481]  <TASK>
[   56.572298][ T1481]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   56.572440][ T1481]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   56.572542][ T1481]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   56.572681][ T1481]  __dev_notify_flags (net/core/dev.c:9787)
[   56.572818][ T1481]  ? netif_change_name (net/core/dev.c:1495)
[   56.572953][ T1481]  ? __dev_change_flags (net/core/dev.c:9752)
[   56.573089][ T1481]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   56.573225][ T1481]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.573370][ T1481]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   56.573509][ T1481]  netif_change_flags (net/core/dev.c:9820)
[   56.573644][ T1481]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   56.573787][ T1481]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   56.573929][ T1481]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   56.574064][ T1481]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   56.574232][ T1481]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   56.574376][ T1481]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.574510][ T1481]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   56.574646][ T1481]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.574784][ T1481]  ? __kernel_text_address (kernel/extable.c:79)
[   56.574926][ T1481]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.575061][ T1481]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.575217][ T1481]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   56.575363][ T1481]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.575496][ T1481]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   56.575628][ T1481]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.575767][ T1481]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.575906][ T1481]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   56.576039][ T1481]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   56.576173][ T1481]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   56.576311][ T1481]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   56.576454][ T1481]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   56.576590][ T1481]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   56.576733][ T1481]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   56.576868][ T1481]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.577001][ T1481]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.577134][ T1481]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.577272][ T1481]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   56.577410][ T1481]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.577548][ T1481]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.577683][ T1481]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.577815][ T1481]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.577949][ T1481]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.578082][ T1481]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.578216][ T1481]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   56.578357][ T1481]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.578492][ T1481]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.578625][ T1481]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.578765][ T1481]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.578899][ T1481]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.579036][ T1481]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   56.579168][ T1481]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.579305][ T1481]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   56.579447][ T1481]  ? 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))
[   56.579581][ T1481]  ? 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))
[   56.579722][ T1481]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.579858][ T1481]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.579992][ T1481]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.580128][ T1481]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   56.580263][ T1481]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   56.580406][ T1481]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   56.580544][ T1481]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   56.580683][ T1481]  ? copy_msghdr_from_user (net/socket.c:2635)
[   56.580816][ T1481]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   56.580979][ T1481]  ? move_addr_to_kernel (net/socket.c:258)
[   56.581114][ T1481]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.581248][ T1481]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.581391][ T1481]  ___sys_sendmsg (net/socket.c:2752)
[   56.581524][ T1481]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   56.581696][ T1481]  ? copy_msghdr_from_user (net/socket.c:2603)
[   56.581842][ T1481]  __sys_sendmsg (net/socket.c:2784)
[   56.581976][ T1481]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   56.582114][ T1481]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   56.582284][ T1481]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   56.582421][ T1481]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.582555][ T1481]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   56.582695][ T1481]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   56.582829][ T1481]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   56.582962][ T1481]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.583129][ T1481] RIP: 0033:0x7fee5168f08e
[   56.583275][ T1481] 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
[   56.583761][ T1481] RSP: 002b:00007ffc95f6e570 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   56.583963][ T1481] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fee5168f08e
[   56.584164][ T1481] RDX: 0000000000000000 RSI: 00007ffc95f6e620 RDI: 0000000000000005
[   56.584373][ T1481] RBP: 00007ffc95f6e580 R08: 0000000000000000 R09: 0000000000000000
[   56.584575][ T1481] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0b1
[   56.584785][ T1481] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc95f6ecf0
| [   56.587416][   T39] ------------[ cut here ]------------
| [   56.587550][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/39
| [   56.587798][   T39] Modules linked in: vxlan
| [   56.588208][   T39] Tainted: [W]=WARN
[   56.588313][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.588478][   T39] Workqueue: events_unbound linkwatch_event
[   56.588635][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.588808][   T39] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.589243][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   56.589422][   T39] RAX: 00000000ffffffa6 RBX: ff11000010b91540 RCX: 1ff4000000057f02
[   56.589601][   T39] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010b915fc
[   56.589786][   T39] RBP: ff1100001ae6c000 R08: 1fe22000021722c1 R09: ff11000001da51a8
[   56.589968][   T39] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   56.590148][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   56.590339][   T39] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   56.590552][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.590709][   T39] CR2: 000055669eb10d5c CR3: 0000000012f44003 CR4: 0000000000771ef0
[   56.590889][   T39] PKRU: 55555554
[   56.590994][   T39] Call Trace:
[   56.591085][   T39]  <TASK>
[   56.591148][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   56.591273][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   56.591401][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   56.591494][   T39]  netif_state_change (net/core/dev.c:1605)
[   56.591620][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   56.591777][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   56.591896][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   56.592022][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.592145][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   56.592269][   T39]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   56.592397][   T39]  process_one_work (kernel/workqueue.c:3314)
[   56.592529][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   56.592656][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.592788][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   56.592911][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   56.593030][   T39]  kthread (kernel/kthread.c:436)
[   56.593121][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   56.593278][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   56.593406][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   56.593531][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   56.593686][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   56.593811][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   56.593932][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   56.595759][   T39] ------------[ cut here ]------------
| [   56.595933][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/39
| [   56.596223][   T39] Modules linked in: vxlan
| [   56.596764][   T39] Tainted: [W]=WARN
[   56.596907][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.597109][   T39] Workqueue: events_unbound linkwatch_event
[   56.597335][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.597545][   T39] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.598039][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   56.598242][   T39] RAX: 00000000ffffffa6 RBX: ff11000010b91e00 RCX: 1ff4000000057f02
[   56.598507][   T39] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010b91ebc
[   56.598745][   T39] RBP: ff1100001ae69000 R08: 1fe22000021723d9 R09: ff11000001da51a8
[   56.598977][   T39] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   56.599213][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   56.599466][   T39] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   56.599737][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.599944][   T39] CR2: 00007f8dcc768000 CR3: 000000000d14d001 CR4: 0000000000771ef0
[   56.600175][   T39] PKRU: 55555554
[   56.600367][   T39] Call Trace:
[   56.600510][   T39]  <TASK>
[   56.600633][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   56.600815][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   56.600989][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   56.601132][   T39]  netif_state_change (net/core/dev.c:1605)
[   56.601309][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   56.601529][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   56.601708][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   56.601881][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.602054][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   56.602227][   T39]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   56.602424][   T39]  process_one_work (kernel/workqueue.c:3314)
[   56.602609][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   56.602824][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.603001][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   56.603177][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   56.603368][   T39]  kthread (kernel/kthread.c:436)
[   56.603511][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   56.603757][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   56.603933][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   56.604106][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   56.604329][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   56.604504][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   56.604683][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   66.944168][ T1667] ------------[ cut here ]------------
| [   66.944362][ T1667] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1667
| [   66.944638][ T1667] Modules linked in: vxlan
| [   66.945048][ T1667] Tainted: [W]=WARN
[   66.945150][ T1667] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   66.945818][ T1667] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   66.945996][ T1667] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   66.946479][ T1667] RSP: 0018:ffa00000031e7a80 EFLAGS: 00010286
[   66.946652][ T1667] RAX: 00000000ffffffa6 RBX: ff11000013d44040 RCX: 1ff400000063cf16
[   66.946851][ T1667] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013d440fc
[   66.947050][ T1667] RBP: ff11000001dd4000 R08: 1fe22000027a8821 R09: ff110000169e5180
[   66.947248][ T1667] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   66.947452][ T1667] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000001dd4000
[   66.947663][ T1667] FS:  00007f37b4f5b840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   66.947898][ T1667] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   66.948066][ T1667] CR2: 00007f37b515cc20 CR3: 00000000197ed005 CR4: 0000000000771ef0
[   66.948270][ T1667] PKRU: 55555554
[   66.948380][ T1667] Call Trace:
[   66.948478][ T1667]  <TASK>
[   66.948548][ T1667]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   66.948690][ T1667]  ? notifier_call_chain (kernel/notifier.c:85)
[   66.948827][ T1667]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   66.948928][ T1667]  register_netdevice (net/core/dev.c:11488)
[   66.949062][ T1667]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   66.949224][ T1667]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   66.949366][ T1667]  register_netdev (net/core/dev.c:11552)
[   66.949499][ T1667]  loopback_net_init (drivers/net/loopback.c:218)
[   66.949640][ T1667]  ops_init (net/core/net_namespace.c:137)
[   66.949744][ T1667]  setup_net (net/core/net_namespace.c:446)
[   66.949844][ T1667]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   66.949976][ T1667]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   66.950110][ T1667]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   66.950247][ T1667]  copy_net_ns (net/core/net_namespace.c:579)
[   66.950388][ T1667]  create_new_namespaces (kernel/nsproxy.c:132)
[   66.950524][ T1667]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   66.950664][ T1667]  ksys_unshare (kernel/fork.c:3243)
[   66.950799][ T1667]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   66.950934][ T1667]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   66.951066][ T1667]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   66.951202][ T1667]  ? __ia32_sys_open (fs/open.c:1374)
[   66.951346][ T1667]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   66.951477][ T1667]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   66.951610][ T1667]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   66.951748][ T1667]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   66.951882][ T1667]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   66.952013][ T1667]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   66.952179][ T1667] RIP: 0033:0x7f37b521dbcb
[   66.952329][ T1667] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   66.952811][ T1667] RSP: 002b:00007ffd93ecda98 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   66.953012][ T1667] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f37b521dbcb
[   66.953213][ T1667] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   66.953423][ T1667] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   66.953621][ T1667] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd93ecfcc0
[   66.953824][ T1667] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd93ed186d
| [   66.958125][ T1667] ------------[ cut here ]------------
| [   66.958266][ T1667] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1667
| [   66.958536][ T1667] Modules linked in: vxlan
| [   66.958948][ T1667] Tainted: [W]=WARN
[   66.959047][ T1667] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   66.959214][ T1667] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   66.959393][ T1667] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   66.959870][ T1667] RSP: 0018:ffa00000031e7918 EFLAGS: 00010286
[   66.960036][ T1667] RAX: 00000000ffffffa6 RBX: ff11000015d63e00 RCX: 1ff400000063cee9
[   66.960235][ T1667] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000015d63ebc
[   66.960443][ T1667] RBP: ff1100001ad69000 R08: 1fe2200002bac7d9 R09: ff110000169e5180
[   66.960648][ T1667] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   66.960845][ T1667] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001ad69000
[   66.961043][ T1667] FS:  00007f37b4f5b840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   66.961278][ T1667] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   66.961447][ T1667] CR2: 00007f37b515cc20 CR3: 00000000197ed005 CR4: 0000000000771ef0
[   66.961650][ T1667] PKRU: 55555554
[   66.961748][ T1667] Call Trace:
[   66.961847][ T1667]  <TASK>
[   66.961915][ T1667]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   66.962049][ T1667]  ? notifier_call_chain (kernel/notifier.c:85)
[   66.962183][ T1667]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   66.962287][ T1667]  register_netdevice (net/core/dev.c:11488)
[   66.962426][ T1667]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   66.962593][ T1667]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   66.962734][ T1667]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   66.962872][ T1667]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   66.963005][ T1667]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   66.963140][ T1667]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   66.963277][ T1667]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   66.963419][ T1667]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[   66.963554][ T1667]  ops_init (net/core/net_namespace.c:137)
[   66.963662][ T1667]  setup_net (net/core/net_namespace.c:446)
[   66.963762][ T1667]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   66.963895][ T1667]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   66.964048][ T1667]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   66.964189][ T1667]  copy_net_ns (net/core/net_namespace.c:579)
[   66.964336][ T1667]  create_new_namespaces (kernel/nsproxy.c:132)
[   66.964484][ T1667]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   66.964617][ T1667]  ksys_unshare (kernel/fork.c:3243)
[   66.964756][ T1667]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   66.964890][ T1667]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   66.965022][ T1667]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   66.965154][ T1667]  ? __ia32_sys_open (fs/open.c:1374)
[   66.965296][ T1667]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   66.965433][ T1667]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   66.965566][ T1667]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   66.965703][ T1667]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   66.965845][ T1667]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   66.965978][ T1667]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   66.966140][ T1667] RIP: 0033:0x7f37b521dbcb
[   66.966280][ T1667] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   66.966758][ T1667] RSP: 002b:00007ffd93ecda98 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   66.966959][ T1667] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f37b521dbcb
[   66.967155][ T1667] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   66.967361][ T1667] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   66.967556][ T1667] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd93ecfcc0
[   66.967759][ T1667] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd93ed186d
| [   66.971871][ T1667] ------------[ cut here ]------------
| [   66.972017][ T1667] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1667
| [   66.972292][ T1667] Modules linked in: vxlan
| [   66.972708][ T1667] Tainted: [W]=WARN
[   66.972809][ T1667] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   66.972976][ T1667] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   66.973150][ T1667] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   66.973657][ T1667] RSP: 0018:ffa00000031e78f8 EFLAGS: 00010286
[   66.973828][ T1667] RAX: 00000000ffffffa6 RBX: ff11000015d638c0 RCX: 1ff400000063cee5
[   66.974026][ T1667] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000015d6397c
[   66.974224][ T1667] RBP: ff11000005a3c000 R08: 1fe2200002bac731 R09: ff110000169e5180
[   66.974440][ T1667] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   66.974640][ T1667] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005a3c000
[   66.974838][ T1667] FS:  00007f37b4f5b840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   66.975073][ T1667] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   66.975241][ T1667] CR2: 00007f37b515cc20 CR3: 00000000197ed005 CR4: 0000000000771ef0
[   66.975448][ T1667] PKRU: 55555554
[   66.975548][ T1667] Call Trace:
[   66.975653][ T1667]  <TASK>
[   66.975721][ T1667]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   66.975856][ T1667]  ? notifier_call_chain (kernel/notifier.c:85)
[   66.975989][ T1667]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   66.976091][ T1667]  register_netdevice (net/core/dev.c:11488)
[   66.976226][ T1667]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   66.976399][ T1667]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   66.976537][ T1667]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   66.976675][ T1667]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   66.976811][ T1667]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   66.976946][ T1667]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   66.977079][ T1667]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   66.977213][ T1667]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   66.977355][ T1667]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   66.977492][ T1667]  vti_init_net (net/ipv4/ip_vti.c:517)
[   66.977631][ T1667]  ops_init (net/core/net_namespace.c:137)
[   66.977734][ T1667]  setup_net (net/core/net_namespace.c:446)
[   66.977835][ T1667]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   66.977967][ T1667]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   66.978100][ T1667]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   66.978235][ T1667]  copy_net_ns (net/core/net_namespace.c:579)
[   66.978378][ T1667]  create_new_namespaces (kernel/nsproxy.c:132)
[   66.978513][ T1667]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   66.978654][ T1667]  ksys_unshare (kernel/fork.c:3243)
[   66.978793][ T1667]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   66.978926][ T1667]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   66.979059][ T1667]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   66.979192][ T1667]  ? __ia32_sys_open (fs/open.c:1374)
[   66.979333][ T1667]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   66.979466][ T1667]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   66.979601][ T1667]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   66.979739][ T1667]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   66.979872][ T1667]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   66.980004][ T1667]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   66.980167][ T1667] RIP: 0033:0x7f37b521dbcb
[   66.980308][ T1667] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   66.980798][ T1667] RSP: 002b:00007ffd93ecda98 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   66.980998][ T1667] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f37b521dbcb
[   66.981195][ T1667] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   66.981403][ T1667] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   66.981605][ T1667] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd93ecfcc0
[   66.981902][ T1667] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd93ed186d
| [   66.986346][ T1667] ------------[ cut here ]------------
| [   66.986482][ T1667] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1667
| [   66.986830][ T1667] Modules linked in: vxlan
| [   66.987330][ T1667] Tainted: [W]=WARN
[   66.987435][ T1667] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   66.987602][ T1667] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   66.987781][ T1667] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   66.988352][ T1667] RSP: 0018:ffa00000031e7a78 EFLAGS: 00010286
[   66.988611][ T1667] RAX: 00000000ffffffa6 RBX: ff1100000549cc80 RCX: 1ff400000063cf15
[   66.988814][ T1667] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000549cd3c
[   66.989010][ T1667] RBP: ff1100000892c000 R08: 1fe2200000a939a9 R09: ff110000169e5180
[   66.989300][ T1667] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   66.989505][ T1667] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000892c000
[   66.989710][ T1667] FS:  00007f37b4f5b840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   66.990030][ T1667] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   66.990196][ T1667] CR2: 00007f37b515cc20 CR3: 00000000197ed005 CR4: 0000000000771ef0
[   66.990496][ T1667] PKRU: 55555554
[   66.990596][ T1667] Call Trace:
[   66.990701][ T1667]  <TASK>
[   66.990769][ T1667]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   66.990903][ T1667]  ? notifier_call_chain (kernel/notifier.c:85)
[   66.991128][ T1667]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   66.991236][ T1667]  register_netdevice (net/core/dev.c:11488)
[   66.991383][ T1667]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   66.991548][ T1667]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   66.991777][ T1667]  register_netdev (net/core/dev.c:11552)
[   66.991911][ T1667]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   66.992046][ T1667]  ops_init (net/core/net_namespace.c:137)
[   66.992147][ T1667]  setup_net (net/core/net_namespace.c:446)
[   66.992247][ T1667]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   66.992476][ T1667]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   66.992609][ T1667]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   66.992754][ T1667]  copy_net_ns (net/core/net_namespace.c:579)
[   66.992888][ T1667]  create_new_namespaces (kernel/nsproxy.c:132)
[   66.993109][ T1667]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   66.993244][ T1667]  ksys_unshare (kernel/fork.c:3243)
[   66.993389][ T1667]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   66.993526][ T1667]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   66.993753][ T1667]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   66.993886][ T1667]  ? __ia32_sys_open (fs/open.c:1374)
[   66.994023][ T1667]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   66.994156][ T1667]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   66.994385][ T1667]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   66.994517][ T1667]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   66.994657][ T1667]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   66.994788][ T1667]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   66.995041][ T1667] RIP: 0033:0x7f37b521dbcb
[   66.995178][ T1667] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   66.995760][ T1667] RSP: 002b:00007ffd93ecda98 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   66.995957][ T1667] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f37b521dbcb
[   66.996244][ T1667] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   66.996450][ T1667] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   66.996654][ T1667] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd93ecfcc0
[   66.996939][ T1667] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd93ed186d
| [   67.001481][ T1667] ------------[ cut here ]------------
| [   67.001620][ T1667] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1667
| [   67.001973][ T1667] Modules linked in: vxlan
| [   67.002476][ T1667] Tainted: [W]=WARN
[   67.002576][ T1667] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.002747][ T1667] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   67.003014][ T1667] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   67.003494][ T1667] RSP: 0018:ffa00000031e7a68 EFLAGS: 00010286
[   67.003757][ T1667] RAX: 00000000ffffffa6 RBX: ff11000019eb83c0 RCX: 1ff400000063cf13
[   67.003955][ T1667] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000019eb847c
[   67.004153][ T1667] RBP: ff1100001addc000 R08: 1fe22000033d7091 R09: ff110000169e5180
[   67.004459][ T1667] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   67.004665][ T1667] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001addc000
[   67.004956][ T1667] FS:  00007f37b4f5b840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   67.005189][ T1667] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.005364][ T1667] CR2: 00007f37b515cc20 CR3: 00000000197ed005 CR4: 0000000000771ef0
[   67.005660][ T1667] PKRU: 55555554
[   67.005762][ T1667] Call Trace:
[   67.005861][ T1667]  <TASK>
[   67.005930][ T1667]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   67.006063][ T1667]  ? notifier_call_chain (kernel/notifier.c:85)
[   67.006287][ T1667]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   67.006393][ T1667]  register_netdevice (net/core/dev.c:11488)
[   67.006527][ T1667]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   67.006702][ T1667]  register_netdev (net/core/dev.c:11552)
[   67.006922][ T1667]  sit_init_net (net/ipv6/sit.c:1860)
[   67.007055][ T1667]  ops_init (net/core/net_namespace.c:137)
[   67.007156][ T1667]  setup_net (net/core/net_namespace.c:446)
[   67.007255][ T1667]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   67.007395][ T1667]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   67.007528][ T1667]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   67.007669][ T1667]  copy_net_ns (net/core/net_namespace.c:579)
[   67.007803][ T1667]  create_new_namespaces (kernel/nsproxy.c:132)
[   67.008026][ T1667]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   67.008159][ T1667]  ksys_unshare (kernel/fork.c:3243)
[   67.008297][ T1667]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   67.008436][ T1667]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   67.008665][ T1667]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   67.008798][ T1667]  ? __ia32_sys_open (fs/open.c:1374)
[   67.008934][ T1667]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   67.009067][ T1667]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   67.009292][ T1667]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   67.009429][ T1667]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   67.009565][ T1667]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   67.009703][ T1667]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   67.009953][ T1667] RIP: 0033:0x7f37b521dbcb
[   67.010091][ T1667] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   67.010670][ T1667] RSP: 002b:00007ffd93ecda98 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   67.010873][ T1667] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f37b521dbcb
[   67.011160][ T1667] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   67.011365][ T1667] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   67.011562][ T1667] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd93ecfcc0
[   67.011857][ T1667] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd93ed186d
| [   67.016847][ T1667] ------------[ cut here ]------------
| [   67.016990][ T1667] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1667
| [   67.017349][ T1667] Modules linked in: vxlan
| [   67.017758][ T1667] Tainted: [W]=WARN
[   67.017859][ T1667] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.018117][ T1667] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   67.018292][ T1667] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   67.018867][ T1667] RSP: 0018:ffa00000031e7a78 EFLAGS: 00010286
[   67.019039][ T1667] RAX: 00000000ffffffa6 RBX: ff11000019432900 RCX: 1ff400000063cf15
[   67.019337][ T1667] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000194329bc
[   67.019534][ T1667] RBP: ff110000110d4000 R08: 1fe2200003286539 R09: ff110000169e5180
[   67.019735][ T1667] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   67.020020][ T1667] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000110d4000
[   67.020221][ T1667] FS:  00007f37b4f5b840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   67.020564][ T1667] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.020736][ T1667] CR2: 00007f37b515cc20 CR3: 00000000197ed005 CR4: 0000000000771ef0
[   67.020934][ T1667] PKRU: 55555554
[   67.021032][ T1667] Call Trace:
[   67.021217][ T1667]  <TASK>
[   67.021291][ T1667]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   67.021436][ T1667]  ? notifier_call_chain (kernel/notifier.c:85)
[   67.021569][ T1667]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   67.021675][ T1667]  register_netdevice (net/core/dev.c:11488)
[   67.021897][ T1667]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   67.022060][ T1667]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   67.022194][ T1667]  register_netdev (net/core/dev.c:11552)
[   67.022337][ T1667]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   67.022475][ T1667]  ops_init (net/core/net_namespace.c:137)
[   67.022582][ T1667]  setup_net (net/core/net_namespace.c:446)
[   67.022690][ T1667]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   67.022822][ T1667]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   67.023043][ T1667]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   67.023178][ T1667]  copy_net_ns (net/core/net_namespace.c:579)
[   67.023320][ T1667]  create_new_namespaces (kernel/nsproxy.c:132)
[   67.023458][ T1667]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   67.023686][ T1667]  ksys_unshare (kernel/fork.c:3243)
[   67.023817][ T1667]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   67.023950][ T1667]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   67.024095][ T1667]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   67.024320][ T1667]  ? __ia32_sys_open (fs/open.c:1374)
[   67.024457][ T1667]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   67.024588][ T1667]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   67.024726][ T1667]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   67.024945][ T1667]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   67.025077][ T1667]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   67.025210][ T1667]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   67.025467][ T1667] RIP: 0033:0x7f37b521dbcb
[   67.025605][ T1667] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   67.026177][ T1667] RSP: 002b:00007ffd93ecda98 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   67.026387][ T1667] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f37b521dbcb
[   67.026592][ T1667] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   67.026883][ T1667] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   67.027080][ T1667] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd93ecfcc0
[   67.027279][ T1667] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd93ed186d
| [   67.060667][ T1668] ------------[ cut here ]------------
| [   67.060823][ T1668] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1668
| [   67.061080][ T1668] Modules linked in: vxlan
| [   67.061515][ T1668] Tainted: [W]=WARN
[   67.061616][ T1668] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.061787][ T1668] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   67.061960][ T1668] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   67.062428][ T1668] RSP: 0018:ffa0000003237020 EFLAGS: 00010286
[   67.062591][ T1668] RAX: 00000000ffffffa6 RBX: ff110000056658c0 RCX: 1ff4000000646dca
[   67.062792][ T1668] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000566597c
[   67.062989][ T1668] RBP: ff11000001dd4000 R08: 1fe2200000accb31 R09: ff11000016bd8b58
[   67.063184][ T1668] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   67.063385][ T1668] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   67.063582][ T1668] FS:  00007faf1cf86840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   67.063817][ T1668] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.063980][ T1668] CR2: 000000003b7bd988 CR3: 000000001a6f6005 CR4: 0000000000771ef0
[   67.064177][ T1668] PKRU: 55555554
[   67.064277][ T1668] Call Trace:
[   67.064381][ T1668]  <TASK>
[   67.064450][ T1668]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   67.064585][ T1668]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   67.064690][ T1668]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   67.064820][ T1668]  __dev_notify_flags (net/core/dev.c:9787)
[   67.064952][ T1668]  ? netif_change_name (net/core/dev.c:1495)
[   67.065083][ T1668]  ? __dev_change_flags (net/core/dev.c:9752)
[   67.065214][ T1668]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   67.065992][ T1668]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   67.066126][ T1668]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   67.066259][ T1668]  netif_change_flags (net/core/dev.c:9820)
[   67.066451][ T1668]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   67.066582][ T1668]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   67.066721][ T1668]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   67.066852][ T1668]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   67.067020][ T1668]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   67.067160][ T1668]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   67.067294][ T1668]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   67.067500][ T1668]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   67.067637][ T1668]  ? __kernel_text_address (kernel/extable.c:79)
[   67.067766][ T1668]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   67.067899][ T1668]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   67.068028][ T1668]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   67.068160][ T1668]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   67.068297][ T1668]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   67.068432][ T1668]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   67.068562][ T1668]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   67.068697][ T1668]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   67.068825][ T1668]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   67.068955][ T1668]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   67.069085][ T1668]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   67.069217][ T1668]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   67.069358][ T1668]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   67.069492][ T1668]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   67.069629][ T1668]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   67.069764][ T1668]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   67.069902][ T1668]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   67.070031][ T1668]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   67.070160][ T1668]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   67.070297][ T1668]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   67.070434][ T1668]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   67.070566][ T1668]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   67.070703][ T1668]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   67.070833][ T1668]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   67.070964][ T1668]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   67.071094][ T1668]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   67.071226][ T1668]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   67.071364][ T1668]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   67.071495][ T1668]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   67.071630][ T1668]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   67.071762][ T1668]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   67.071893][ T1668]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   67.072023][ T1668]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   67.072159][ T1668]  ? 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))
[   67.072293][ T1668]  ? 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))
[   67.072432][ T1668]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   67.072564][ T1668]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   67.072762][ T1668]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   67.072895][ T1668]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   67.073025][ T1668]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   67.073155][ T1668]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   67.073298][ T1668]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   67.073436][ T1668]  ? copy_msghdr_from_user (net/socket.c:2635)
[   67.073572][ T1668]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   67.073745][ T1668]  ? move_addr_to_kernel (net/socket.c:258)
[   67.073882][ T1668]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   67.074015][ T1668]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   67.074148][ T1668]  ___sys_sendmsg (net/socket.c:2752)
[   67.074281][ T1668]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   67.074449][ T1668]  ? copy_msghdr_from_user (net/socket.c:2603)
[   67.074591][ T1668]  __sys_sendmsg (net/socket.c:2784)
[   67.074726][ T1668]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   67.074855][ T1668]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   67.075020][ T1668]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   67.075150][ T1668]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   67.075284][ T1668]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   67.075421][ T1668]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   67.075552][ T1668]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   67.075689][ T1668]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   67.075851][ T1668] RIP: 0033:0x7faf1d1c008e
[   67.075987][ T1668] 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
[   67.076461][ T1668] RSP: 002b:00007ffd5bde5d10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   67.076664][ T1668] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007faf1d1c008e
[   67.076864][ T1668] RDX: 0000000000000000 RSI: 00007ffd5bde5dc0 RDI: 0000000000000005
[   67.077060][ T1668] RBP: 00007ffd5bde5d20 R08: 0000000000000000 R09: 0000000000000000
[   67.077255][ T1668] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0bc
[   67.077461][ T1668] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd5bde6490
| [   67.282200][ T1676] ------------[ cut here ]------------
| [   67.282700][ T1676] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1676
| [   67.283016][ T1676] Modules linked in: vxlan
| [   67.283550][ T1676] Tainted: [W]=WARN
[   67.283709][ T1676] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.283927][ T1676] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   67.284153][ T1676] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   67.284704][ T1676] RSP: 0018:ffa0000003227a80 EFLAGS: 00010286
[   67.284922][ T1676] RAX: 00000000ffffffa6 RBX: ff1100000549d700 RCX: 1ff4000000644f16
[   67.285168][ T1676] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000549d7bc
[   67.285433][ T1676] RBP: ff1100001a80c000 R08: 1fe2200000a93af9 R09: ff11000016f35180
[   67.285701][ T1676] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   67.285953][ T1676] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001a80c000
[   67.286203][ T1676] FS:  00007fa5aa683840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   67.286501][ T1676] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.286729][ T1676] CR2: 00007fa5aa88a430 CR3: 0000000014eb8001 CR4: 0000000000771ef0
[   67.286985][ T1676] PKRU: 55555554
[   67.287136][ T1676] Call Trace:
[   67.287286][ T1676]  <TASK>
[   67.287421][ T1676]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   67.287608][ T1676]  ? notifier_call_chain (kernel/notifier.c:85)
[   67.287806][ T1676]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   67.287958][ T1676]  register_netdevice (net/core/dev.c:11488)
[   67.288144][ T1676]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   67.288386][ T1676]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   67.288573][ T1676]  register_netdev (net/core/dev.c:11552)
[   67.288767][ T1676]  loopback_net_init (drivers/net/loopback.c:218)
[   67.288953][ T1676]  ops_init (net/core/net_namespace.c:137)
[   67.289107][ T1676]  setup_net (net/core/net_namespace.c:446)
[   67.289260][ T1676]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   67.289462][ T1676]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   67.289658][ T1676]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   67.289846][ T1676]  copy_net_ns (net/core/net_namespace.c:579)
[   67.290033][ T1676]  create_new_namespaces (kernel/nsproxy.c:132)
[   67.290219][ T1676]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   67.290427][ T1676]  ksys_unshare (kernel/fork.c:3243)
[   67.290613][ T1676]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   67.290809][ T1676]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   67.290996][ T1676]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   67.291182][ T1676]  ? __ia32_sys_open (fs/open.c:1374)
[   67.291393][ T1676]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   67.291576][ T1676]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   67.291768][ T1676]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   67.291951][ T1676]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   67.292135][ T1676]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   67.292341][ T1676]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   67.292560][ T1676] RIP: 0033:0x7fa5aa945bcb
[   67.292758][ T1676] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   67.293281][ T1676] RSP: 002b:00007ffe909420b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   67.293552][ T1676] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa5aa945bcb
[   67.293810][ T1676] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   67.294057][ T1676] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   67.294327][ T1676] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe909442e0
[   67.294579][ T1676] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe9094586d
| [   67.299373][ T1676] ------------[ cut here ]------------
| [   67.299556][ T1676] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1676
| [   67.299880][ T1676] Modules linked in: vxlan
| [   67.300404][ T1676] Tainted: [W]=WARN
[   67.300554][ T1676] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.300784][ T1676] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   67.301014][ T1676] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   67.301552][ T1676] RSP: 0018:ffa0000003227918 EFLAGS: 00010286
[   67.301779][ T1676] RAX: 00000000ffffffa6 RBX: ff11000012b0b8c0 RCX: 1ff4000000644ee9
[   67.302031][ T1676] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0b97c
[   67.302280][ T1676] RBP: ff110000194b1000 R08: 1fe2200002561731 R09: ff11000016f35180
[   67.302541][ T1676] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   67.302796][ T1676] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000194b1000
[   67.303050][ T1676] FS:  00007fa5aa683840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   67.303355][ T1676] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.303575][ T1676] CR2: 00007fa5aa88a430 CR3: 0000000014eb8001 CR4: 0000000000771ef0
[   67.303836][ T1676] PKRU: 55555554
[   67.303987][ T1676] Call Trace:
[   67.304138][ T1676]  <TASK>
[   67.304258][ T1676]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   67.304467][ T1676]  ? notifier_call_chain (kernel/notifier.c:85)
[   67.304659][ T1676]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   67.304812][ T1676]  register_netdevice (net/core/dev.c:11488)
[   67.304997][ T1676]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   67.305216][ T1676]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   67.305425][ T1676]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   67.305612][ T1676]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   67.305809][ T1676]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   67.305995][ T1676]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   67.306180][ T1676]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   67.306389][ T1676]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[   67.306578][ T1676]  ops_init (net/core/net_namespace.c:137)
[   67.306741][ T1676]  setup_net (net/core/net_namespace.c:446)
[   67.306895][ T1676]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   67.307083][ T1676]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   67.307270][ T1676]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   67.307473][ T1676]  copy_net_ns (net/core/net_namespace.c:579)
[   67.307670][ T1676]  create_new_namespaces (kernel/nsproxy.c:132)
[   67.307861][ T1676]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   67.308046][ T1676]  ksys_unshare (kernel/fork.c:3243)
[   67.308229][ T1676]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   67.308436][ T1676]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   67.308630][ T1676]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   67.308816][ T1676]  ? __ia32_sys_open (fs/open.c:1374)
[   67.309003][ T1676]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   67.309185][ T1676]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   67.309389][ T1676]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   67.309574][ T1676]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   67.309766][ T1676]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   67.309965][ T1676]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   67.310181][ T1676] RIP: 0033:0x7fa5aa945bcb
[   67.310393][ T1676] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   67.310922][ T1676] RSP: 002b:00007ffe909420b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   67.311174][ T1676] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa5aa945bcb
[   67.311441][ T1676] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   67.311699][ T1676] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   67.311947][ T1676] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe909442e0
[   67.312198][ T1676] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe9094586d
| [   67.316632][ T1676] ------------[ cut here ]------------
| [   67.316815][ T1676] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1676
| [   67.317130][ T1676] Modules linked in: vxlan
| [   67.317672][ T1676] Tainted: [W]=WARN
[   67.317824][ T1676] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.318042][ T1676] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   67.318283][ T1676] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   67.318830][ T1676] RSP: 0018:ffa00000032278f8 EFLAGS: 00010286
[   67.319051][ T1676] RAX: 00000000ffffffa6 RBX: ff110000141aa040 RCX: 1ff4000000644ee5
[   67.319311][ T1676] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000141aa0fc
[   67.319573][ T1676] RBP: ff11000016d79000 R08: 1fe2200002835421 R09: ff11000016f35180
[   67.319830][ T1676] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   67.320096][ T1676] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000016d79000
[   67.320373][ T1676] FS:  00007fa5aa683840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   67.320677][ T1676] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.320895][ T1676] CR2: 00007fa5aa88a430 CR3: 0000000014eb8001 CR4: 0000000000771ef0
[   67.321148][ T1676] PKRU: 55555554
[   67.321302][ T1676] Call Trace:
[   67.321468][ T1676]  <TASK>
[   67.321589][ T1676]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   67.321786][ T1676]  ? notifier_call_chain (kernel/notifier.c:85)
[   67.321970][ T1676]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   67.322124][ T1676]  register_netdevice (net/core/dev.c:11488)
[   67.322333][ T1676]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   67.322553][ T1676]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   67.322747][ T1676]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   67.322934][ T1676]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   67.323122][ T1676]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   67.323330][ T1676]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   67.323518][ T1676]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   67.323712][ T1676]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   67.323898][ T1676]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   67.324086][ T1676]  vti_init_net (net/ipv4/ip_vti.c:517)
[   67.324277][ T1676]  ops_init (net/core/net_namespace.c:137)
[   67.324444][ T1676]  setup_net (net/core/net_namespace.c:446)
[   67.324601][ T1676]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   67.324794][ T1676]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   67.324982][ T1676]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   67.325170][ T1676]  copy_net_ns (net/core/net_namespace.c:579)
[   67.325374][ T1676]  create_new_namespaces (kernel/nsproxy.c:132)
[   67.325565][ T1676]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   67.325765][ T1676]  ksys_unshare (kernel/fork.c:3243)
[   67.325950][ T1676]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   67.326140][ T1676]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   67.326348][ T1676]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   67.326538][ T1676]  ? __ia32_sys_open (fs/open.c:1374)
[   67.326736][ T1676]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   67.326922][ T1676]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   67.327107][ T1676]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   67.327301][ T1676]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   67.327502][ T1676]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   67.327701][ T1676]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   67.327919][ T1676] RIP: 0033:0x7fa5aa945bcb
[   67.328111][ T1676] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   67.328671][ T1676] RSP: 002b:00007ffe909420b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   67.328926][ T1676] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa5aa945bcb
[   67.329177][ T1676] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   67.329451][ T1676] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   67.329716][ T1676] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe909442e0
[   67.329969][ T1676] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe9094586d
| [   67.334803][ T1676] ------------[ cut here ]------------
| [   67.334987][ T1676] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1676
| [   67.335307][ T1676] Modules linked in: vxlan
| [   67.335841][ T1676] Tainted: [W]=WARN
[   67.335997][ T1676] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.336218][ T1676] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   67.336468][ T1676] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   67.337008][ T1676] RSP: 0018:ffa0000003227a78 EFLAGS: 00010286
[   67.337231][ T1676] RAX: 00000000ffffffa6 RBX: ff110000027878c0 RCX: 1ff4000000644f15
[   67.337536][ T1676] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278797c
[   67.337819][ T1676] RBP: ff1100001a981000 R08: 1fe22000004f0f31 R09: ff11000016f35180
[   67.338073][ T1676] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   67.338353][ T1676] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001a981000
[   67.338609][ T1676] FS:  00007fa5aa683840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   67.338910][ T1676] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.339132][ T1676] CR2: 00007fa5aa88a430 CR3: 0000000014eb8001 CR4: 0000000000771ef0
[   67.339411][ T1676] PKRU: 55555554
[   67.339566][ T1676] Call Trace:
[   67.339730][ T1676]  <TASK>
[   67.339855][ T1676]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   67.340047][ T1676]  ? notifier_call_chain (kernel/notifier.c:85)
[   67.340235][ T1676]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   67.340407][ T1676]  register_netdevice (net/core/dev.c:11488)
[   67.340597][ T1676]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   67.340828][ T1676]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   67.341020][ T1676]  register_netdev (net/core/dev.c:11552)
[   67.341211][ T1676]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   67.341425][ T1676]  ops_init (net/core/net_namespace.c:137)
[   67.341584][ T1676]  setup_net (net/core/net_namespace.c:446)
[   67.341746][ T1676]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   67.341934][ T1676]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   67.342126][ T1676]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   67.342336][ T1676]  copy_net_ns (net/core/net_namespace.c:579)
[   67.342529][ T1676]  create_new_namespaces (kernel/nsproxy.c:132)
[   67.342730][ T1676]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   67.342919][ T1676]  ksys_unshare (kernel/fork.c:3243)
[   67.343107][ T1676]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   67.343295][ T1676]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   67.343503][ T1676]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   67.343702][ T1676]  ? __ia32_sys_open (fs/open.c:1374)
[   67.343891][ T1676]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   67.344079][ T1676]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   67.344266][ T1676]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   67.344473][ T1676]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   67.344673][ T1676]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   67.344862][ T1676]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   67.345088][ T1676] RIP: 0033:0x7fa5aa945bcb
[   67.345283][ T1676] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   67.345839][ T1676] RSP: 002b:00007ffe909420b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   67.346097][ T1676] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa5aa945bcb
[   67.346371][ T1676] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   67.346632][ T1676] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   67.346884][ T1676] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe909442e0
[   67.347135][ T1676] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe9094586d
| [   67.351936][ T1676] ------------[ cut here ]------------
| [   67.352136][ T1676] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1676
| [   67.353006][ T1676] Modules linked in: vxlan
| [   67.353693][ T1676] Tainted: [W]=WARN
[   67.353909][ T1676] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.354189][ T1676] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   67.354499][ T1676] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   67.355113][ T1676] RSP: 0018:ffa0000003227a68 EFLAGS: 00010286
[   67.355424][ T1676] RAX: 00000000ffffffa6 RBX: ff11000011e3dc40 RCX: 1ff4000000644f13
[   67.355746][ T1676] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e3dcfc
[   67.356060][ T1676] RBP: ff1100001ae3c000 R08: 1fe22000023c7ba1 R09: ff11000016f35180
[   67.356391][ T1676] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   67.356709][ T1676] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001ae3c000
[   67.357027][ T1676] FS:  00007fa5aa683840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   67.357399][ T1676] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.357689][ T1676] CR2: 00007fa5aa88a430 CR3: 0000000014eb8001 CR4: 0000000000771ef0
[   67.358002][ T1676] PKRU: 55555554
[   67.358210][ T1676] Call Trace:
[   67.358440][ T1676]  <TASK>
[   67.358628][ T1676]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   67.358876][ T1676]  ? notifier_call_chain (kernel/notifier.c:85)
[   67.359124][ T1676]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   67.359357][ T1676]  register_netdevice (net/core/dev.c:11488)
[   67.359606][ T1676]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   67.359896][ T1676]  register_netdev (net/core/dev.c:11552)
[   67.360141][ T1676]  sit_init_net (net/ipv6/sit.c:1860)
[   67.360407][ T1676]  ops_init (net/core/net_namespace.c:137)
[   67.360630][ T1676]  setup_net (net/core/net_namespace.c:446)
[   67.360848][ T1676]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   67.361093][ T1676]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   67.361357][ T1676]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   67.361605][ T1676]  copy_net_ns (net/core/net_namespace.c:579)
[   67.361859][ T1676]  create_new_namespaces (kernel/nsproxy.c:132)
[   67.362107][ T1676]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   67.362371][ T1676]  ksys_unshare (kernel/fork.c:3243)
[   67.362629][ T1676]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   67.362874][ T1676]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   67.363118][ T1676]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   67.363385][ T1676]  ? __ia32_sys_open (fs/open.c:1374)
[   67.363644][ T1676]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   67.363888][ T1676]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   67.364131][ T1676]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   67.364399][ T1676]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   67.364659][ T1676]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   67.364905][ T1676]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   67.365182][ T1676] RIP: 0033:0x7fa5aa945bcb
[   67.365461][ T1676] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   67.366062][ T1676] RSP: 002b:00007ffe909420b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   67.366395][ T1676] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa5aa945bcb
[   67.366714][ T1676] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   67.367023][ T1676] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   67.367357][ T1676] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe909442e0
[   67.367675][ T1676] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe9094586d
| [   67.384810][ T1676] ------------[ cut here ]------------
| [   67.384977][ T1676] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1676
| [   67.385244][ T1676] Modules linked in: vxlan
| [   67.385671][ T1676] Tainted: [W]=WARN
[   67.385773][ T1676] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.385939][ T1676] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   67.386113][ T1676] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   67.386602][ T1676] RSP: 0018:ffa0000003227a78 EFLAGS: 00010286
[   67.386778][ T1676] RAX: 00000000ffffffa6 RBX: ff11000012b0bc40 RCX: 1ff4000000644f15
[   67.386978][ T1676] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0bcfc
[   67.387181][ T1676] RBP: ff1100001a8e9000 R08: 1fe22000025617a1 R09: ff11000016f35180
[   67.387387][ T1676] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   67.387586][ T1676] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001a8e9000
[   67.387792][ T1676] FS:  00007fa5aa683840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   67.388030][ T1676] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.388198][ T1676] CR2: 00007fb483533888 CR3: 0000000014eb8003 CR4: 0000000000771ef0
[   67.388409][ T1676] PKRU: 55555554
[   67.388509][ T1676] Call Trace:
[   67.388608][ T1676]  <TASK>
[   67.388683][ T1676]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   67.388828][ T1676]  ? notifier_call_chain (kernel/notifier.c:85)
[   67.388964][ T1676]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   67.389071][ T1676]  register_netdevice (net/core/dev.c:11488)
[   67.389213][ T1676]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   67.389386][ T1676]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   67.389523][ T1676]  register_netdev (net/core/dev.c:11552)
[   67.389661][ T1676]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   67.389795][ T1676]  ops_init (net/core/net_namespace.c:137)
[   67.389903][ T1676]  setup_net (net/core/net_namespace.c:446)
[   67.390009][ T1676]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   67.390141][ T1676]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   67.390278][ T1676]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   67.390421][ T1676]  copy_net_ns (net/core/net_namespace.c:579)
[   67.390556][ T1676]  create_new_namespaces (kernel/nsproxy.c:132)
[   67.390696][ T1676]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   67.390832][ T1676]  ksys_unshare (kernel/fork.c:3243)
[   67.390964][ T1676]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   67.391107][ T1676]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   67.391242][ T1676]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   67.391430][ T1676]  ? __ia32_sys_open (fs/open.c:1374)
[   67.391566][ T1676]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   67.391706][ T1676]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   67.391843][ T1676]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   67.391976][ T1676]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   67.392109][ T1676]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   67.392244][ T1676]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   67.392428][ T1676] RIP: 0033:0x7fa5aa945bcb
[   67.392570][ T1676] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   67.393048][ T1676] RSP: 002b:00007ffe909420b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   67.393246][ T1676] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa5aa945bcb
[   67.393452][ T1676] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   67.393662][ T1676] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   67.393860][ T1676] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe909442e0
[   67.394059][ T1676] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe9094586d
| [   67.419667][ T1677] ------------[ cut here ]------------
| [   67.419822][ T1677] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1677
| [   67.420101][ T1677] Modules linked in: vxlan
| [   67.421054][ T1677] Tainted: [W]=WARN
[   67.421155][ T1677] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.421329][ T1677] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   67.421506][ T1677] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   67.421986][ T1677] RSP: 0018:ffa0000003257020 EFLAGS: 00010286
[   67.422152][ T1677] RAX: 00000000ffffffa6 RBX: ff1100001671a200 RCX: 1ff400000064adca
[   67.422359][ T1677] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001671a2bc
[   67.422557][ T1677] RBP: ff1100001a80c000 R08: 1fe2200002ce3459 R09: ff110000196dd158
[   67.422757][ T1677] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   67.422952][ T1677] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   67.423147][ T1677] FS:  00007fa008e39840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   67.423390][ T1677] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.423559][ T1677] CR2: 000000000f146988 CR3: 00000000194e6005 CR4: 0000000000771ef0
[   67.423765][ T1677] PKRU: 55555554
[   67.423864][ T1677] Call Trace:
[   67.423961][ T1677]  <TASK>
[   67.424029][ T1677]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   67.424163][ T1677]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   67.424263][ T1677]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   67.424409][ T1677]  __dev_notify_flags (net/core/dev.c:9787)
[   67.424541][ T1677]  ? netif_change_name (net/core/dev.c:1495)
[   67.424677][ T1677]  ? __dev_change_flags (net/core/dev.c:9752)
[   67.424808][ T1677]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   67.424939][ T1677]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   67.425072][ T1677]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   67.425206][ T1677]  netif_change_flags (net/core/dev.c:9820)
[   67.425348][ T1677]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   67.425481][ T1677]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   67.425618][ T1677]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   67.425756][ T1677]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   67.425921][ T1677]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   67.426052][ T1677]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   67.426182][ T1677]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   67.426312][ T1677]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   67.426456][ T1677]  ? __kernel_text_address (kernel/extable.c:79)
[   67.426586][ T1677]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   67.426724][ T1677]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   67.426854][ T1677]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   67.426999][ T1677]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   67.427131][ T1677]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   67.427262][ T1677]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   67.427458][ T1677]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   67.427589][ T1677]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   67.427726][ T1677]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   67.427857][ T1677]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   67.427992][ T1677]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   67.428124][ T1677]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   67.428259][ T1677]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   67.428464][ T1677]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   67.428596][ T1677]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   67.428733][ T1677]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   67.428863][ T1677]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   67.428998][ T1677]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   67.429129][ T1677]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   67.429262][ T1677]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   67.429473][ T1677]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   67.429605][ T1677]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   67.429763][ T1677]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   67.429898][ T1677]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   67.430032][ T1677]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   67.430165][ T1677]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   67.430299][ T1677]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   67.430576][ T1677]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   67.430717][ T1677]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   67.430847][ T1677]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   67.430982][ T1677]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   67.431114][ T1677]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   67.431247][ T1677]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   67.431452][ T1677]  ? 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))
[   67.431581][ T1677]  ? 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))
[   67.431721][ T1677]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   67.431854][ T1677]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   67.431986][ T1677]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   67.432119][ T1677]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   67.432252][ T1677]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   67.432405][ T1677]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   67.432540][ T1677]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   67.432677][ T1677]  ? copy_msghdr_from_user (net/socket.c:2635)
[   67.432818][ T1677]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   67.432980][ T1677]  ? move_addr_to_kernel (net/socket.c:258)
[   67.433111][ T1677]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   67.433243][ T1677]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   67.433385][ T1677]  ___sys_sendmsg (net/socket.c:2752)
[   67.433515][ T1677]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   67.433686][ T1677]  ? copy_msghdr_from_user (net/socket.c:2603)
[   67.433830][ T1677]  __sys_sendmsg (net/socket.c:2784)
[   67.433961][ T1677]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   67.434092][ T1677]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   67.434256][ T1677]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   67.434397][ T1677]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   67.434529][ T1677]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   67.434667][ T1677]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   67.434799][ T1677]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   67.434931][ T1677]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   67.435094][ T1677] RIP: 0033:0x7fa00907308e
[   67.435233][ T1677] 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
[   67.435722][ T1677] RSP: 002b:00007ffe74b88850 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   67.435917][ T1677] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa00907308e
[   67.436118][ T1677] RDX: 0000000000000000 RSI: 00007ffe74b88900 RDI: 0000000000000005
[   67.436322][ T1677] RBP: 00007ffe74b88860 R08: 0000000000000000 R09: 0000000000000000
[   67.436519][ T1677] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0bc
[   67.436719][ T1677] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe74b88fd0
| [   67.630812][ T1685] ------------[ cut here ]------------
| [   67.630995][ T1685] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1685
| [   67.631280][ T1685] Modules linked in: vxlan
| [   67.631724][ T1685] Tainted: [W]=WARN
[   67.631827][ T1685] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.632002][ T1685] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   67.632181][ T1685] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   67.632676][ T1685] RSP: 0018:ffa00000032e7a80 EFLAGS: 00010286
[   67.632849][ T1685] RAX: 00000000ffffffa6 RBX: ff11000019cff540 RCX: 1ff400000065cf16
[   67.633057][ T1685] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000019cff5fc
[   67.633258][ T1685] RBP: ff11000011f21000 R08: 1fe220000339fec1 R09: ff1100001acf5180
[   67.633480][ T1685] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   67.633687][ T1685] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011f21000
[   67.633890][ T1685] FS:  00007f73176b4840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   67.634130][ T1685] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.634303][ T1685] CR2: 00007f73178c0690 CR3: 000000001aee7005 CR4: 0000000000771ef0
[   67.634513][ T1685] PKRU: 55555554
[   67.634615][ T1685] Call Trace:
[   67.634723][ T1685]  <TASK>
[   67.634794][ T1685]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   67.634930][ T1685]  ? notifier_call_chain (kernel/notifier.c:85)
[   67.635067][ T1685]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   67.635170][ T1685]  register_netdevice (net/core/dev.c:11488)
[   67.635312][ T1685]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   67.635486][ T1685]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   67.635627][ T1685]  register_netdev (net/core/dev.c:11552)
[   67.635763][ T1685]  loopback_net_init (drivers/net/loopback.c:218)
[   67.635900][ T1685]  ops_init (net/core/net_namespace.c:137)
[   67.636005][ T1685]  setup_net (net/core/net_namespace.c:446)
[   67.636107][ T1685]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   67.636242][ T1685]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   67.636390][ T1685]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   67.636531][ T1685]  copy_net_ns (net/core/net_namespace.c:579)
[   67.636674][ T1685]  create_new_namespaces (kernel/nsproxy.c:132)
[   67.636813][ T1685]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   67.636949][ T1685]  ksys_unshare (kernel/fork.c:3243)
[   67.637086][ T1685]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   67.637222][ T1685]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   67.637365][ T1685]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   67.637502][ T1685]  ? __ia32_sys_open (fs/open.c:1374)
[   67.637647][ T1685]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   67.637782][ T1685]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   67.637918][ T1685]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   67.638053][ T1685]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   67.638188][ T1685]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   67.638331][ T1685]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   67.638499][ T1685] RIP: 0033:0x7f7317976bcb
[   67.638649][ T1685] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   67.639133][ T1685] RSP: 002b:00007fffae9eafc8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   67.639349][ T1685] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7317976bcb
[   67.639550][ T1685] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   67.639789][ T1685] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   67.639991][ T1685] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffae9ed1f0
[   67.640192][ T1685] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffae9ed86d
| [   67.644554][ T1685] ------------[ cut here ]------------
| [   67.644699][ T1685] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1685
| [   67.644968][ T1685] Modules linked in: vxlan
| [   67.645389][ T1685] Tainted: [W]=WARN
[   67.645491][ T1685] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.645666][ T1685] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   67.645839][ T1685] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   67.646325][ T1685] RSP: 0018:ffa00000032e7918 EFLAGS: 00010286
[   67.646496][ T1685] RAX: 00000000ffffffa6 RBX: ff11000012b64740 RCX: 1ff400000065cee9
[   67.646704][ T1685] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b647fc
[   67.646904][ T1685] RBP: ff1100001abf4000 R08: 1fe220000256c901 R09: ff1100001acf5180
[   67.647106][ T1685] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   67.647312][ T1685] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001abf4000
[   67.647521][ T1685] FS:  00007f73176b4840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   67.647761][ T1685] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.647927][ T1685] CR2: 00007f73178c0690 CR3: 000000001aee7005 CR4: 0000000000771ef0
[   67.648128][ T1685] PKRU: 55555554
[   67.648228][ T1685] Call Trace:
[   67.648335][ T1685]  <TASK>
[   67.648404][ T1685]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   67.648541][ T1685]  ? notifier_call_chain (kernel/notifier.c:85)
[   67.648681][ T1685]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   67.648783][ T1685]  register_netdevice (net/core/dev.c:11488)
[   67.648919][ T1685]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   67.649085][ T1685]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   67.649221][ T1685]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   67.649365][ T1685]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   67.649498][ T1685]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   67.649640][ T1685]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   67.649774][ T1685]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   67.649913][ T1685]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[   67.650048][ T1685]  ops_init (net/core/net_namespace.c:137)
[   67.650151][ T1685]  setup_net (net/core/net_namespace.c:446)
[   67.650253][ T1685]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   67.650394][ T1685]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   67.650527][ T1685]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   67.650669][ T1685]  copy_net_ns (net/core/net_namespace.c:579)
[   67.650806][ T1685]  create_new_namespaces (kernel/nsproxy.c:132)
[   67.650941][ T1685]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   67.651076][ T1685]  ksys_unshare (kernel/fork.c:3243)
[   67.651212][ T1685]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   67.651353][ T1685]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   67.651491][ T1685]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   67.651629][ T1685]  ? __ia32_sys_open (fs/open.c:1374)
[   67.651765][ T1685]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   67.651897][ T1685]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   67.652029][ T1685]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   67.652162][ T1685]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   67.652298][ T1685]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   67.652437][ T1685]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   67.652602][ T1685] RIP: 0033:0x7f7317976bcb
[   67.652744][ T1685] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   67.653221][ T1685] RSP: 002b:00007fffae9eafc8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   67.653432][ T1685] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7317976bcb
[   67.653637][ T1685] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   67.653841][ T1685] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   67.654039][ T1685] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffae9ed1f0
[   67.654237][ T1685] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffae9ed86d
| [   67.658160][ T1685] ------------[ cut here ]------------
| [   67.658306][ T1685] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1685
| [   67.658577][ T1685] Modules linked in: vxlan
| [   67.658989][ T1685] Tainted: [W]=WARN
[   67.659091][ T1685] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.659259][ T1685] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   67.659443][ T1685] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   67.659925][ T1685] RSP: 0018:ffa00000032e78f8 EFLAGS: 00010286
[   67.660095][ T1685] RAX: 00000000ffffffa6 RBX: ff11000012e50e40 RCX: 1ff400000065cee5
[   67.660297][ T1685] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012e50efc
[   67.660502][ T1685] RBP: ff11000010c1c000 R08: 1fe22000025ca1e1 R09: ff1100001acf5180
[   67.660708][ T1685] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   67.660907][ T1685] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010c1c000
[   67.661108][ T1685] FS:  00007f73176b4840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   67.661354][ T1685] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.661525][ T1685] CR2: 00007f73178c0690 CR3: 000000001aee7005 CR4: 0000000000771ef0
[   67.661734][ T1685] PKRU: 55555554
[   67.661835][ T1685] Call Trace:
[   67.661935][ T1685]  <TASK>
[   67.662005][ T1685]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   67.662140][ T1685]  ? notifier_call_chain (kernel/notifier.c:85)
[   67.662278][ T1685]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   67.662388][ T1685]  register_netdevice (net/core/dev.c:11488)
[   67.662527][ T1685]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   67.662700][ T1685]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   67.662839][ T1685]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   67.662973][ T1685]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   67.663109][ T1685]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   67.663246][ T1685]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   67.663387][ T1685]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   67.663525][ T1685]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   67.663667][ T1685]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   67.663804][ T1685]  vti_init_net (net/ipv4/ip_vti.c:517)
[   67.663939][ T1685]  ops_init (net/core/net_namespace.c:137)
[   67.664042][ T1685]  setup_net (net/core/net_namespace.c:446)
[   67.664144][ T1685]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   67.664280][ T1685]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   67.664422][ T1685]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   67.664561][ T1685]  copy_net_ns (net/core/net_namespace.c:579)
[   67.664703][ T1685]  create_new_namespaces (kernel/nsproxy.c:132)
[   67.664840][ T1685]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   67.664976][ T1685]  ksys_unshare (kernel/fork.c:3243)
[   67.665111][ T1685]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   67.665247][ T1685]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   67.665392][ T1685]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   67.665528][ T1685]  ? __ia32_sys_open (fs/open.c:1374)
[   67.665671][ T1685]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   67.665805][ T1685]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   67.665938][ T1685]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   67.666072][ T1685]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   67.666206][ T1685]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   67.666349][ T1685]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   67.666517][ T1685] RIP: 0033:0x7f7317976bcb
[   67.666663][ T1685] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   67.667136][ T1685] RSP: 002b:00007fffae9eafc8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   67.667350][ T1685] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7317976bcb
[   67.667550][ T1685] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   67.667756][ T1685] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   67.667955][ T1685] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffae9ed1f0
[   67.668153][ T1685] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffae9ed86d
| [   67.672290][ T1685] ------------[ cut here ]------------
| [   67.673010][ T1685] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1685
| [   67.673280][ T1685] Modules linked in: vxlan
| [   67.673693][ T1685] Tainted: [W]=WARN
[   67.673792][ T1685] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.673957][ T1685] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   67.674132][ T1685] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   67.674610][ T1685] RSP: 0018:ffa00000032e7a78 EFLAGS: 00010286
[   67.674782][ T1685] RAX: 00000000ffffffa6 RBX: ff11000005a15e00 RCX: 1ff400000065cf15
[   67.674980][ T1685] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005a15ebc
[   67.675181][ T1685] RBP: ff1100001a52c000 R08: 1fe2200000b42bd9 R09: ff1100001acf5180
[   67.675384][ T1685] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   67.675581][ T1685] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001a52c000
[   67.675783][ T1685] FS:  00007f73176b4840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   67.676015][ T1685] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.676181][ T1685] CR2: 00007f73178c0690 CR3: 000000001aee7005 CR4: 0000000000771ef0
[   67.676386][ T1685] PKRU: 55555554
[   67.676485][ T1685] Call Trace:
[   67.676583][ T1685]  <TASK>
[   67.676661][ T1685]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   67.676796][ T1685]  ? notifier_call_chain (kernel/notifier.c:85)
[   67.676929][ T1685]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   67.677029][ T1685]  register_netdevice (net/core/dev.c:11488)
[   67.677162][ T1685]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   67.677337][ T1685]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   67.677476][ T1685]  register_netdev (net/core/dev.c:11552)
[   67.677609][ T1685]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   67.677750][ T1685]  ops_init (net/core/net_namespace.c:137)
[   67.677851][ T1685]  setup_net (net/core/net_namespace.c:446)
[   67.677951][ T1685]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   67.678082][ T1685]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   67.678215][ T1685]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   67.678358][ T1685]  copy_net_ns (net/core/net_namespace.c:579)
[   67.678490][ T1685]  create_new_namespaces (kernel/nsproxy.c:132)
[   67.678630][ T1685]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   67.678762][ T1685]  ksys_unshare (kernel/fork.c:3243)
[   67.678903][ T1685]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   67.679035][ T1685]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   67.679167][ T1685]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   67.679305][ T1685]  ? __ia32_sys_open (fs/open.c:1374)
[   67.679445][ T1685]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   67.679577][ T1685]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   67.679723][ T1685]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   67.679855][ T1685]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   67.679989][ T1685]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   67.680120][ T1685]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   67.680286][ T1685] RIP: 0033:0x7f7317976bcb
[   67.680431][ T1685] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   67.682627][ T1685] RSP: 002b:00007fffae9eafc8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   67.682827][ T1685] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7317976bcb
[   67.683023][ T1685] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   67.683238][ T1685] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   67.683451][ T1685] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffae9ed1f0
[   67.683653][ T1685] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffae9ed86d
| [   67.696863][ T1685] ------------[ cut here ]------------
| [   67.697008][ T1685] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1685
| [   67.697282][ T1685] Modules linked in: vxlan
| [   67.697705][ T1685] Tainted: [W]=WARN
[   67.697806][ T1685] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.697975][ T1685] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   67.698148][ T1685] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   67.698630][ T1685] RSP: 0018:ffa00000032e7a68 EFLAGS: 00010286
[   67.698802][ T1685] RAX: 00000000ffffffa6 RBX: ff11000012b658c0 RCX: 1ff400000065cf13
[   67.699002][ T1685] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b6597c
[   67.699199][ T1685] RBP: ff11000005f71000 R08: 1fe220000256cb31 R09: ff1100001acf5180
[   67.699407][ T1685] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   67.699606][ T1685] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005f71000
[   67.699814][ T1685] FS:  00007f73176b4840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   67.700048][ T1685] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.700215][ T1685] CR2: 00007f73178c0690 CR3: 000000001aee7005 CR4: 0000000000771ef0
[   67.700421][ T1685] PKRU: 55555554
[   67.700518][ T1685] Call Trace:
[   67.700624][ T1685]  <TASK>
[   67.700693][ T1685]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   67.700825][ T1685]  ? notifier_call_chain (kernel/notifier.c:85)
[   67.700962][ T1685]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   67.701063][ T1685]  register_netdevice (net/core/dev.c:11488)
[   67.701195][ T1685]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   67.701369][ T1685]  register_netdev (net/core/dev.c:11552)
[   67.701504][ T1685]  sit_init_net (net/ipv6/sit.c:1860)
[   67.701643][ T1685]  ops_init (net/core/net_namespace.c:137)
[   67.701744][ T1685]  setup_net (net/core/net_namespace.c:446)
[   67.701844][ T1685]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   67.701975][ T1685]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   67.702112][ T1685]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   67.702246][ T1685]  copy_net_ns (net/core/net_namespace.c:579)
[   67.702387][ T1685]  create_new_namespaces (kernel/nsproxy.c:132)
[   67.702524][ T1685]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   67.702661][ T1685]  ksys_unshare (kernel/fork.c:3243)
[   67.702792][ T1685]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   67.702923][ T1685]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   67.703055][ T1685]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   67.703186][ T1685]  ? __ia32_sys_open (fs/open.c:1374)
[   67.703330][ T1685]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   67.703461][ T1685]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   67.703591][ T1685]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   67.703727][ T1685]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   67.703857][ T1685]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   67.703987][ T1685]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   67.704148][ T1685] RIP: 0033:0x7f7317976bcb
[   67.704286][ T1685] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   67.704763][ T1685] RSP: 002b:00007fffae9eafc8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   67.704960][ T1685] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7317976bcb
[   67.705183][ T1685] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   67.705386][ T1685] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   67.705583][ T1685] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffae9ed1f0
[   67.705785][ T1685] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffae9ed86d
| [   67.710432][ T1685] ------------[ cut here ]------------
| [   67.710584][ T1685] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1685
| [   67.710849][ T1685] Modules linked in: vxlan
| [   67.711248][ T1685] Tainted: [W]=WARN
[   67.711354][ T1685] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.711524][ T1685] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   67.711699][ T1685] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   67.712161][ T1685] RSP: 0018:ffa00000032e7a78 EFLAGS: 00010286
[   67.712344][ T1685] RAX: 00000000ffffffa6 RBX: ff11000019ed6040 RCX: 1ff400000065cf15
[   67.712542][ T1685] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000019ed60fc
[   67.712741][ T1685] RBP: ff1100001ad4c000 R08: 1fe22000033dac21 R09: ff1100001acf5180
[   67.712937][ T1685] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   67.713131][ T1685] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001ad4c000
[   67.713337][ T1685] FS:  00007f73176b4840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   67.713573][ T1685] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.713745][ T1685] CR2: 00007f73178c0690 CR3: 000000001aee7005 CR4: 0000000000771ef0
[   67.713946][ T1685] PKRU: 55555554
[   67.714043][ T1685] Call Trace:
[   67.715609][ T1685]  <TASK>
[   67.715686][ T1685]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   67.715816][ T1685]  ? notifier_call_chain (kernel/notifier.c:85)
[   67.715946][ T1685]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   67.716046][ T1685]  register_netdevice (net/core/dev.c:11488)
[   67.716182][ T1685]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   67.716351][ T1685]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   67.716486][ T1685]  register_netdev (net/core/dev.c:11552)
[   67.716616][ T1685]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   67.716754][ T1685]  ops_init (net/core/net_namespace.c:137)
[   67.716854][ T1685]  setup_net (net/core/net_namespace.c:446)
[   67.716954][ T1685]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   67.717085][ T1685]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   67.717217][ T1685]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   67.717361][ T1685]  copy_net_ns (net/core/net_namespace.c:579)
[   67.717494][ T1685]  create_new_namespaces (kernel/nsproxy.c:132)
[   67.717633][ T1685]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   67.717765][ T1685]  ksys_unshare (kernel/fork.c:3243)
[   67.717896][ T1685]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   67.718028][ T1685]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   67.718158][ T1685]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   67.718294][ T1685]  ? __ia32_sys_open (fs/open.c:1374)
[   67.718430][ T1685]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   67.718565][ T1685]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   67.718701][ T1685]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   67.718832][ T1685]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   67.718962][ T1685]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   67.719095][ T1685]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   67.719258][ T1685] RIP: 0033:0x7f7317976bcb
[   67.719404][ T1685] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   67.719877][ T1685] RSP: 002b:00007fffae9eafc8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   67.720075][ T1685] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7317976bcb
[   67.720277][ T1685] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   67.720493][ T1685] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   67.720696][ T1685] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffae9ed1f0
[   67.720893][ T1685] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffae9ed86d
| [   67.750539][ T1686] ------------[ cut here ]------------
| [   67.750765][ T1686] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1686
| [   67.751095][ T1686] Modules linked in: vxlan
| [   67.751639][ T1686] Tainted: [W]=WARN
[   67.751789][ T1686] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.752002][ T1686] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   67.752220][ T1686] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   67.752760][ T1686] RSP: 0018:ffa0000003297020 EFLAGS: 00010286
[   67.752976][ T1686] RAX: 00000000ffffffa6 RBX: ff11000019ed7c40 RCX: 1ff4000000652dca
[   67.753218][ T1686] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000019ed7cfc
[   67.753563][ T1686] RBP: ff11000011f21000 R08: 1fe22000033dafa1 R09: ff1100001688ae58
[   67.753909][ T1686] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   67.754241][ T1686] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   67.754591][ T1686] FS:  00007f5bff55a840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   67.754952][ T1686] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.755239][ T1686] CR2: 0000000000c41988 CR3: 0000000019457006 CR4: 0000000000771ef0
[   67.755501][ T1686] PKRU: 55555554
[   67.755656][ T1686] Call Trace:
[   67.755804][ T1686]  <TASK>
[   67.755921][ T1686]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   67.756105][ T1686]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   67.756256][ T1686]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   67.756458][ T1686]  __dev_notify_flags (net/core/dev.c:9787)
[   67.756650][ T1686]  ? netif_change_name (net/core/dev.c:1495)
[   67.756837][ T1686]  ? __dev_change_flags (net/core/dev.c:9752)
[   67.757020][ T1686]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   67.757201][ T1686]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   67.757403][ T1686]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   67.757589][ T1686]  netif_change_flags (net/core/dev.c:9820)
[   67.757779][ T1686]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   67.757960][ T1686]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   67.758147][ T1686]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   67.758350][ T1686]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   67.758564][ T1686]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   67.758757][ T1686]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   67.758937][ T1686]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   67.759119][ T1686]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   67.759311][ T1686]  ? __kernel_text_address (kernel/extable.c:79)
[   67.759510][ T1686]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   67.759715][ T1686]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   67.759904][ T1686]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   67.760088][ T1686]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   67.760273][ T1686]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   67.760467][ T1686]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   67.760656][ T1686]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   67.760842][ T1686]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   67.761023][ T1686]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   67.761208][ T1686]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   67.761411][ T1686]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   67.761595][ T1686]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   67.761788][ T1686]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   67.761972][ T1686]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   67.762155][ T1686]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   67.762360][ T1686]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   67.762544][ T1686]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   67.762732][ T1686]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   67.762913][ T1686]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   67.763097][ T1686]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   67.763278][ T1686]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   67.763472][ T1686]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   67.763667][ T1686]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   67.763851][ T1686]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   67.764034][ T1686]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   67.764216][ T1686]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   67.764419][ T1686]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   67.764602][ T1686]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   67.764796][ T1686]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   67.764977][ T1686]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   67.765163][ T1686]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   67.765364][ T1686]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   67.765546][ T1686]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   67.765742][ T1686]  ? 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))
[   67.765925][ T1686]  ? 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))
[   67.766109][ T1686]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   67.766294][ T1686]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   67.766496][ T1686]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   67.766690][ T1686]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   67.766874][ T1686]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   67.767056][ T1686]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   67.767242][ T1686]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   67.767443][ T1686]  ? copy_msghdr_from_user (net/socket.c:2635)
[   67.767633][ T1686]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   67.767847][ T1686]  ? move_addr_to_kernel (net/socket.c:258)
[   67.768032][ T1686]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   67.768215][ T1686]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   67.768421][ T1686]  ___sys_sendmsg (net/socket.c:2752)
[   67.768607][ T1686]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   67.768828][ T1686]  ? copy_msghdr_from_user (net/socket.c:2603)
[   67.769024][ T1686]  __sys_sendmsg (net/socket.c:2784)
[   67.769208][ T1686]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   67.769413][ T1686]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   67.769637][ T1686]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   67.769822][ T1686]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   67.770006][ T1686]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   67.770187][ T1686]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   67.770392][ T1686]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   67.770576][ T1686]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   67.770799][ T1686] RIP: 0033:0x7f5bff79408e
[   67.770987][ T1686] 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
[   67.771524][ T1686] RSP: 002b:00007ffe6c382fd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   67.771779][ T1686] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5bff79408e
[   67.772027][ T1686] RDX: 0000000000000000 RSI: 00007ffe6c383080 RDI: 0000000000000005
[   67.772274][ T1686] RBP: 00007ffe6c382fe0 R08: 0000000000000000 R09: 0000000000000000
[   67.772532][ T1686] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0bc
[   67.772786][ T1686] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe6c383750
| [   67.965021][ T1694] ------------[ cut here ]------------
| [   67.965205][ T1694] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1694
| [   67.965480][ T1694] Modules linked in: vxlan
| [   67.965898][ T1694] Tainted: [W]=WARN
[   67.965999][ T1694] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.966166][ T1694] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   67.966350][ T1694] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   67.966830][ T1694] RSP: 0018:ffa0000003337a80 EFLAGS: 00010286
[   67.966998][ T1694] RAX: 00000000ffffffa6 RBX: ff11000005664ac0 RCX: 1ff4000000666f16
[   67.967197][ T1694] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005664b7c
[   67.967404][ T1694] RBP: ff11000013179000 R08: 1fe2200000acc971 R09: ff11000016848b80
[   67.967603][ T1694] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   67.967809][ T1694] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013179000
[   67.968009][ T1694] FS:  00007f08b8303840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   67.968243][ T1694] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.968419][ T1694] CR2: 00007f08b850a430 CR3: 0000000019455004 CR4: 0000000000771ef0
[   67.968624][ T1694] PKRU: 55555554
[   67.968724][ T1694] Call Trace:
[   67.968824][ T1694]  <TASK>
[   67.968893][ T1694]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   67.969049][ T1694]  ? notifier_call_chain (kernel/notifier.c:85)
[   67.969184][ T1694]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   67.969289][ T1694]  register_netdevice (net/core/dev.c:11488)
[   67.969431][ T1694]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   67.969597][ T1694]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   67.969793][ T1694]  register_netdev (net/core/dev.c:11552)
[   67.969926][ T1694]  loopback_net_init (drivers/net/loopback.c:218)
[   67.970062][ T1694]  ops_init (net/core/net_namespace.c:137)
[   67.970165][ T1694]  setup_net (net/core/net_namespace.c:446)
[   67.970268][ T1694]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   67.970409][ T1694]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   67.970543][ T1694]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   67.970683][ T1694]  copy_net_ns (net/core/net_namespace.c:579)
[   67.970821][ T1694]  create_new_namespaces (kernel/nsproxy.c:132)
[   67.970956][ T1694]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   67.971090][ T1694]  ksys_unshare (kernel/fork.c:3243)
[   67.971224][ T1694]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   67.971366][ T1694]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   67.971500][ T1694]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   67.971641][ T1694]  ? __ia32_sys_open (fs/open.c:1374)
[   67.971775][ T1694]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   67.971908][ T1694]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   67.972039][ T1694]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   67.972180][ T1694]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   67.972320][ T1694]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   67.972454][ T1694]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   67.972625][ T1694] RIP: 0033:0x7f08b85c5bcb
[   67.972764][ T1694] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   67.973234][ T1694] RSP: 002b:00007ffeffb2bd38 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   67.973447][ T1694] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f08b85c5bcb
[   67.973651][ T1694] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   67.973851][ T1694] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   67.974049][ T1694] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffeffb2df60
[   67.974247][ T1694] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeffb2f86d
| [   67.983346][ T1694] ------------[ cut here ]------------
| [   67.983495][ T1694] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1694
| [   67.983758][ T1694] Modules linked in: vxlan
| [   67.984162][ T1694] Tainted: [W]=WARN
[   67.984261][ T1694] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.984436][ T1694] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   67.984609][ T1694] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   67.985081][ T1694] RSP: 0018:ffa0000003337918 EFLAGS: 00010286
[   67.985268][ T1694] RAX: 00000000ffffffa6 RBX: ff1100001472a3c0 RCX: 1ff4000000666ee9
[   67.985484][ T1694] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001472a47c
[   67.985687][ T1694] RBP: ff11000010efc000 R08: 1fe22000028e5491 R09: ff11000016848b80
[   67.985880][ T1694] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   67.986076][ T1694] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010efc000
[   67.986278][ T1694] FS:  00007f08b8303840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   67.986516][ T1694] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.986687][ T1694] CR2: 00007f08b850a430 CR3: 0000000019455004 CR4: 0000000000771ef0
[   67.986885][ T1694] PKRU: 55555554
[   67.986983][ T1694] Call Trace:
[   67.987081][ T1694]  <TASK>
[   67.987150][ T1694]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   67.987285][ T1694]  ? notifier_call_chain (kernel/notifier.c:85)
[   67.987425][ T1694]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   67.987525][ T1694]  register_netdevice (net/core/dev.c:11488)
[   67.987665][ T1694]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   67.987829][ T1694]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   67.987963][ T1694]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   67.988096][ T1694]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   67.988231][ T1694]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   67.988379][ T1694]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   67.988511][ T1694]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   67.988649][ T1694]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[   67.988785][ T1694]  ops_init (net/core/net_namespace.c:137)
[   67.988886][ T1694]  setup_net (net/core/net_namespace.c:446)
[   67.988985][ T1694]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   67.989114][ T1694]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   67.989248][ T1694]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   67.989388][ T1694]  copy_net_ns (net/core/net_namespace.c:579)
[   67.989520][ T1694]  create_new_namespaces (kernel/nsproxy.c:132)
[   67.989658][ T1694]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   67.989789][ T1694]  ksys_unshare (kernel/fork.c:3243)
[   67.989919][ T1694]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   67.990048][ T1694]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   67.990184][ T1694]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   67.990322][ T1694]  ? __ia32_sys_open (fs/open.c:1374)
[   67.990456][ T1694]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   67.990585][ T1694]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   67.990726][ T1694]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   67.990856][ T1694]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   67.990986][ T1694]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   67.991117][ T1694]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   67.991282][ T1694] RIP: 0033:0x7f08b85c5bcb
[   67.991423][ T1694] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   67.991890][ T1694] RSP: 002b:00007ffeffb2bd38 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   67.992090][ T1694] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f08b85c5bcb
[   67.992298][ T1694] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   67.992506][ T1694] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   67.992706][ T1694] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffeffb2df60
[   67.992904][ T1694] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeffb2f86d
| [   67.997187][ T1694] ------------[ cut here ]------------
| [   67.997947][ T1694] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1694
| [   67.998210][ T1694] Modules linked in: vxlan
| [   67.998714][ T1694] Tainted: [W]=WARN
[   67.998817][ T1694] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.998982][ T1694] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   67.999154][ T1694] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   67.999719][ T1694] RSP: 0018:ffa00000033378f8 EFLAGS: 00010286
[   67.999904][ T1694] RAX: 00000000ffffffa6 RBX: ff11000015ee4040 RCX: 1ff4000000666ee5
[   68.000106][ T1694] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000015ee40fc
[   68.000310][ T1694] RBP: ff1100001a419000 R08: 1fe2200002bdc821 R09: ff11000016848b80
[   68.000577][ T1694] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   68.000784][ T1694] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001a419000
[   68.000982][ T1694] FS:  00007f08b8303840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   68.001216][ T1694] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.001440][ T1694] CR2: 00007f08b850a430 CR3: 0000000019455004 CR4: 0000000000771ef0
[   68.001647][ T1694] PKRU: 55555554
[   68.001745][ T1694] Call Trace:
[   68.001843][ T1694]  <TASK>
[   68.001915][ T1694]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   68.002049][ T1694]  ? notifier_call_chain (kernel/notifier.c:85)
[   68.002181][ T1694]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   68.002283][ T1694]  register_netdevice (net/core/dev.c:11488)
[   68.002501][ T1694]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   68.002673][ T1694]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   68.002806][ T1694]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   68.002938][ T1694]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   68.003071][ T1694]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   68.003206][ T1694]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   68.003347][ T1694]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   68.003481][ T1694]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   68.003614][ T1694]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   68.003754][ T1694]  vti_init_net (net/ipv4/ip_vti.c:517)
[   68.003887][ T1694]  ops_init (net/core/net_namespace.c:137)
[   68.003991][ T1694]  setup_net (net/core/net_namespace.c:446)
[   68.004093][ T1694]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   68.004225][ T1694]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   68.004365][ T1694]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   68.004499][ T1694]  copy_net_ns (net/core/net_namespace.c:579)
[   68.004640][ T1694]  create_new_namespaces (kernel/nsproxy.c:132)
[   68.004780][ T1694]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   68.004917][ T1694]  ksys_unshare (kernel/fork.c:3243)
[   68.005054][ T1694]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   68.005185][ T1694]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   68.005326][ T1694]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   68.005458][ T1694]  ? __ia32_sys_open (fs/open.c:1374)
[   68.005591][ T1694]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   68.005728][ T1694]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   68.005859][ T1694]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   68.005990][ T1694]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   68.006124][ T1694]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   68.006257][ T1694]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   68.006427][ T1694] RIP: 0033:0x7f08b85c5bcb
[   68.006564][ T1694] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   68.007040][ T1694] RSP: 002b:00007ffeffb2bd38 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   68.007241][ T1694] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f08b85c5bcb
[   68.007446][ T1694] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   68.007649][ T1694] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   68.007847][ T1694] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffeffb2df60
[   68.008044][ T1694] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeffb2f86d
| [   68.012238][ T1694] ------------[ cut here ]------------
| [   68.012939][ T1694] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1694
| [   68.013222][ T1694] Modules linked in: vxlan
| [   68.013688][ T1694] Tainted: [W]=WARN
[   68.013790][ T1694] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.013954][ T1694] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   68.014123][ T1694] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   68.014661][ T1694] RSP: 0018:ffa0000003337a78 EFLAGS: 00010286
[   68.014827][ T1694] RAX: 00000000ffffffa6 RBX: ff11000010758c80 RCX: 1ff4000000666f15
[   68.015023][ T1694] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010758d3c
[   68.015278][ T1694] RBP: ff11000019d14000 R08: 1fe22000020eb1a9 R09: ff11000016848b80
[   68.015532][ T1694] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   68.015737][ T1694] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000019d14000
[   68.015936][ T1694] FS:  00007f08b8303840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   68.016167][ T1694] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.016394][ T1694] CR2: 00007f08b850a430 CR3: 0000000019455004 CR4: 0000000000771ef0
[   68.016595][ T1694] PKRU: 55555554
[   68.016700][ T1694] Call Trace:
[   68.016798][ T1694]  <TASK>
[   68.016866][ T1694]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   68.016998][ T1694]  ? notifier_call_chain (kernel/notifier.c:85)
[   68.017130][ T1694]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   68.017230][ T1694]  register_netdevice (net/core/dev.c:11488)
[   68.017425][ T1694]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   68.017591][ T1694]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.017730][ T1694]  register_netdev (net/core/dev.c:11552)
[   68.017863][ T1694]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   68.017998][ T1694]  ops_init (net/core/net_namespace.c:137)
[   68.018100][ T1694]  setup_net (net/core/net_namespace.c:446)
[   68.018202][ T1694]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   68.018394][ T1694]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   68.018527][ T1694]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   68.018667][ T1694]  copy_net_ns (net/core/net_namespace.c:579)
[   68.018807][ T1694]  create_new_namespaces (kernel/nsproxy.c:132)
[   68.018944][ T1694]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   68.019079][ T1694]  ksys_unshare (kernel/fork.c:3243)
[   68.019212][ T1694]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   68.019404][ T1694]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   68.019540][ T1694]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   68.019680][ T1694]  ? __ia32_sys_open (fs/open.c:1374)
[   68.019815][ T1694]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   68.019947][ T1694]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   68.020079][ T1694]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   68.020211][ T1694]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   68.020403][ T1694]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   68.020537][ T1694]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   68.020710][ T1694] RIP: 0033:0x7f08b85c5bcb
[   68.020848][ T1694] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   68.021394][ T1694] RSP: 002b:00007ffeffb2bd38 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   68.021597][ T1694] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f08b85c5bcb
[   68.021802][ T1694] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   68.022000][ T1694] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   68.022197][ T1694] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffeffb2df60
[   68.022456][ T1694] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeffb2f86d
| [   68.026845][ T1694] ------------[ cut here ]------------
| [   68.026994][ T1694] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1694
| [   68.027260][ T1694] Modules linked in: vxlan
| [   68.027732][ T1694] Tainted: [W]=WARN
[   68.027833][ T1694] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.028001][ T1694] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   68.028177][ T1694] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   68.028691][ T1694] RSP: 0018:ffa0000003337a68 EFLAGS: 00010286
[   68.028860][ T1694] RAX: 00000000ffffffa6 RBX: ff11000017764e40 RCX: 1ff4000000666f13
[   68.029058][ T1694] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000017764efc
[   68.029261][ T1694] RBP: ff11000017779000 R08: 1fe2200002eec9e1 R09: ff11000016848b80
[   68.029476][ T1694] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   68.029685][ T1694] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000017779000
[   68.029890][ T1694] FS:  00007f08b8303840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   68.030128][ T1694] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.030301][ T1694] CR2: 000055669eb10d5c CR3: 0000000019455004 CR4: 0000000000771ef0
[   68.030513][ T1694] PKRU: 55555554
[   68.030613][ T1694] Call Trace:
[   68.030718][ T1694]  <TASK>
[   68.030788][ T1694]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   68.030926][ T1694]  ? notifier_call_chain (kernel/notifier.c:85)
[   68.031062][ T1694]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   68.031164][ T1694]  register_netdevice (net/core/dev.c:11488)
[   68.031307][ T1694]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   68.031486][ T1694]  register_netdev (net/core/dev.c:11552)
[   68.031626][ T1694]  sit_init_net (net/ipv6/sit.c:1860)
[   68.031762][ T1694]  ops_init (net/core/net_namespace.c:137)
[   68.031865][ T1694]  setup_net (net/core/net_namespace.c:446)
[   68.031969][ T1694]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   68.032110][ T1694]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   68.032246][ T1694]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   68.032392][ T1694]  copy_net_ns (net/core/net_namespace.c:579)
[   68.032529][ T1694]  create_new_namespaces (kernel/nsproxy.c:132)
[   68.032672][ T1694]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   68.032809][ T1694]  ksys_unshare (kernel/fork.c:3243)
[   68.032942][ T1694]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   68.033077][ T1694]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   68.033214][ T1694]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   68.033356][ T1694]  ? __ia32_sys_open (fs/open.c:1374)
[   68.033493][ T1694]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   68.033633][ T1694]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   68.033767][ T1694]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   68.033903][ T1694]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   68.034037][ T1694]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   68.034172][ T1694]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   68.034348][ T1694] RIP: 0033:0x7f08b85c5bcb
[   68.034492][ T1694] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   68.034975][ T1694] RSP: 002b:00007ffeffb2bd38 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   68.035179][ T1694] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f08b85c5bcb
[   68.035386][ T1694] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   68.035588][ T1694] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   68.035794][ T1694] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffeffb2df60
[   68.035996][ T1694] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeffb2f86d
| [   68.040797][ T1694] ------------[ cut here ]------------
| [   68.040940][ T1694] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1694
| [   68.041205][ T1694] Modules linked in: vxlan
| [   68.041631][ T1694] Tainted: [W]=WARN
[   68.041744][ T1694] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.041912][ T1694] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   68.042085][ T1694] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   68.042576][ T1694] RSP: 0018:ffa0000003337a78 EFLAGS: 00010286
[   68.042753][ T1694] RAX: 00000000ffffffa6 RBX: ff1100001a757380 RCX: 1ff4000000666f15
[   68.042956][ T1694] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001a75743c
[   68.043159][ T1694] RBP: ff11000015eec000 R08: 1fe22000034eae89 R09: ff11000016848b80
[   68.043373][ T1694] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   68.043576][ T1694] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015eec000
[   68.043787][ T1694] FS:  00007f08b8303840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   68.044024][ T1694] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.044193][ T1694] CR2: 000055669eb10d5c CR3: 0000000019455004 CR4: 0000000000771ef0
[   68.044408][ T1694] PKRU: 55555554
[   68.044509][ T1694] Call Trace:
[   68.044609][ T1694]  <TASK>
[   68.044685][ T1694]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   68.044821][ T1694]  ? notifier_call_chain (kernel/notifier.c:85)
[   68.044958][ T1694]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   68.045061][ T1694]  register_netdevice (net/core/dev.c:11488)
[   68.045197][ T1694]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   68.045376][ T1694]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.045515][ T1694]  register_netdev (net/core/dev.c:11552)
[   68.045657][ T1694]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   68.045792][ T1694]  ops_init (net/core/net_namespace.c:137)
[   68.045896][ T1694]  setup_net (net/core/net_namespace.c:446)
[   68.045998][ T1694]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   68.046132][ T1694]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   68.046268][ T1694]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   68.046412][ T1694]  copy_net_ns (net/core/net_namespace.c:579)
[   68.046547][ T1694]  create_new_namespaces (kernel/nsproxy.c:132)
[   68.046690][ T1694]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   68.046826][ T1694]  ksys_unshare (kernel/fork.c:3243)
[   68.046960][ T1694]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   68.047094][ T1694]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   68.047229][ T1694]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   68.047373][ T1694]  ? __ia32_sys_open (fs/open.c:1374)
[   68.047510][ T1694]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   68.047650][ T1694]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   68.047793][ T1694]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   68.047927][ T1694]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   68.048063][ T1694]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   68.048200][ T1694]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   68.048377][ T1694] RIP: 0033:0x7f08b85c5bcb
[   68.048516][ T1694] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   68.049022][ T1694] RSP: 002b:00007ffeffb2bd38 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   68.049226][ T1694] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f08b85c5bcb
[   68.049439][ T1694] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   68.049646][ T1694] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   68.049845][ T1694] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffeffb2df60
[   68.050043][ T1694] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeffb2f86d
| [   68.089104][ T1695] ------------[ cut here ]------------
| [   68.089305][ T1695] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1695
| [   68.089640][ T1695] Modules linked in: vxlan
| [   68.090162][ T1695] Tainted: [W]=WARN
[   68.090552][ T1695] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.090778][ T1695] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   68.091001][ T1695] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   68.091535][ T1695] RSP: 0018:ffa0000003347020 EFLAGS: 00010286
[   68.091765][ T1695] RAX: 00000000ffffffa6 RBX: ff11000015bd3000 RCX: 1ff4000000668dca
[   68.092011][ T1695] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000015bd30bc
[   68.092256][ T1695] RBP: ff11000013179000 R08: 1fe2200002b7a619 R09: ff1100001684d158
[   68.092522][ T1695] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   68.092780][ T1695] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   68.093031][ T1695] FS:  00007fa9fdf00840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   68.093331][ T1695] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.093548][ T1695] CR2: 00007fa9fe1d01a0 CR3: 00000000194a7001 CR4: 0000000000771ef0
[   68.093801][ T1695] PKRU: 55555554
[   68.093952][ T1695] Call Trace:
[   68.094101][ T1695]  <TASK>
[   68.094220][ T1695]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   68.094428][ T1695]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   68.094582][ T1695]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   68.095047][ T1695]  __dev_notify_flags (net/core/dev.c:9787)
[   68.095238][ T1695]  ? netif_change_name (net/core/dev.c:1495)
[   68.095436][ T1695]  ? __dev_change_flags (net/core/dev.c:9752)
[   68.095643][ T1695]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   68.095840][ T1695]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.096025][ T1695]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   68.096214][ T1695]  netif_change_flags (net/core/dev.c:9820)
[   68.096419][ T1695]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   68.096607][ T1695]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   68.097056][ T1695]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   68.097248][ T1695]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   68.097483][ T1695]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   68.097860][ T1695]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   68.098112][ T1695]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   68.098299][ T1695]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   68.098498][ T1695]  ? __kernel_text_address (kernel/extable.c:79)
[   68.098694][ T1695]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.098890][ T1695]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.099076][ T1695]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   68.099259][ T1695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.099461][ T1695]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   68.099653][ T1695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.100069][ T1695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.100255][ T1695]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   68.100461][ T1695]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   68.100651][ T1695]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   68.100848][ T1695]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   68.101195][ T1695]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   68.101402][ T1695]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   68.101588][ T1695]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   68.101782][ T1695]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.101964][ T1695]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.102151][ T1695]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.102356][ T1695]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   68.102539][ T1695]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.102733][ T1695]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.102914][ T1695]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.103098][ T1695]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.103284][ T1695]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.103486][ T1695]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.103678][ T1695]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   68.103861][ T1695]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   68.104044][ T1695]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   68.104225][ T1695]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.104433][ T1695]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.104614][ T1695]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.104809][ T1695]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   68.104996][ T1695]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   68.105180][ T1695]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   68.105387][ T1695]  ? 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))
[   68.105571][ T1695]  ? 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))
[   68.105766][ T1695]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   68.105951][ T1695]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   68.106135][ T1695]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.106341][ T1695]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   68.106530][ T1695]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   68.106721][ T1695]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   68.106907][ T1695]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   68.107091][ T1695]  ? copy_msghdr_from_user (net/socket.c:2635)
[   68.107278][ T1695]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   68.107502][ T1695]  ? move_addr_to_kernel (net/socket.c:258)
[   68.107695][ T1695]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   68.107882][ T1695]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   68.108067][ T1695]  ___sys_sendmsg (net/socket.c:2752)
[   68.108248][ T1695]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   68.108481][ T1695]  ? copy_msghdr_from_user (net/socket.c:2603)
[   68.108682][ T1695]  __sys_sendmsg (net/socket.c:2784)
[   68.108879][ T1695]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   68.109062][ T1695]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   68.109286][ T1695]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   68.109485][ T1695]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.109673][ T1695]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   68.109854][ T1695]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   68.110036][ T1695]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   68.110239][ T1695]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   68.110469][ T1695] RIP: 0033:0x7fa9fe13a08e
[   68.110666][ T1695] 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
[   68.111187][ T1695] RSP: 002b:00007ffef6140260 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   68.111455][ T1695] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa9fe13a08e
[   68.111712][ T1695] RDX: 0000000000000000 RSI: 00007ffef6140310 RDI: 0000000000000005
[   68.111956][ T1695] RBP: 00007ffef6140270 R08: 0000000000000000 R09: 0000000000000000
[   68.112201][ T1695] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0bd
[   68.112464][ T1695] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef61409e0
| [   68.217833][ T1698] ------------[ cut here ]------------
| [   68.218049][ T1698] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1698
| [   68.219041][ T1698] Modules linked in: vxlan
| [   68.219599][ T1698] Tainted: [W]=WARN
[   68.219762][ T1698] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.219991][ T1698] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   68.220221][ T1698] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   68.220774][ T1698] RSP: 0018:ffa00000033771b0 EFLAGS: 00010286
[   68.220994][ T1698] RAX: 00000000ffffffa6 RBX: ff11000013d45e00 RCX: 1ff400000066edfc
[   68.221248][ T1698] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013d45ebc
[   68.221517][ T1698] RBP: ff110000175e2000 R08: 1fe22000027a8bd9 R09: ff11000015ba2e80
[   68.221776][ T1698] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   68.222026][ T1698] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab720900
[   68.222282][ T1698] FS:  00007f3a487a1840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   68.222585][ T1698] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.222815][ T1698] CR2: 00007f3a4899a460 CR3: 0000000011617001 CR4: 0000000000771ef0
[   68.223068][ T1698] PKRU: 55555554
[   68.223220][ T1698] Call Trace:
[   68.223393][ T1698]  <TASK>
[   68.223516][ T1698]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   68.223719][ T1698]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   68.223875][ T1698]  __dev_notify_flags (net/core/dev.c:9787)
[   68.224063][ T1698]  ? netif_change_name (net/core/dev.c:1495)
[   68.224251][ T1698]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   68.224490][ T1698]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   68.224689][ T1698]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   68.224879][ T1698]  ? br_dev_newlink (net/bridge/br_netlink.c:1604)
[   68.225067][ T1698]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   68.225257][ T1698]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   68.225465][ T1698]  ? __dev_get_by_name (net/core/dev.c:883)
[   68.225665][ T1698]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   68.225857][ T1698]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   68.226049][ T1698]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   68.226239][ T1698]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.226446][ T1698]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.226641][ T1698]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.226827][ T1698]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   68.227013][ T1698]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.227205][ T1698]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.227419][ T1698]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.227608][ T1698]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   68.227805][ T1698]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   68.227996][ T1698]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   68.228182][ T1698]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.228395][ T1698]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.228582][ T1698]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.228777][ T1698]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   68.228963][ T1698]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   68.229152][ T1698]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   68.229366][ T1698]  ? 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))
[   68.229556][ T1698]  ? 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))
[   68.229756][ T1698]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   68.229947][ T1698]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   68.230133][ T1698]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.230343][ T1698]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   68.230538][ T1698]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   68.230735][ T1698]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   68.230930][ T1698]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   68.231117][ T1698]  ? copy_msghdr_from_user (net/socket.c:2635)
[   68.231307][ T1698]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   68.231541][ T1698]  ? move_addr_to_kernel (net/socket.c:258)
[   68.231741][ T1698]  ___sys_sendmsg (net/socket.c:2752)
[   68.231927][ T1698]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.232115][ T1698]  ? copy_msghdr_from_user (net/socket.c:2603)
[   68.232334][ T1698]  ? 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))
[   68.232524][ T1698]  __sys_sendmsg (net/socket.c:2784)
[   68.232720][ T1698]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   68.232910][ T1698]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.233095][ T1698]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.233286][ T1698]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   68.233490][ T1698]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   68.233690][ T1698]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   68.233886][ T1698]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   68.234125][ T1698] RIP: 0033:0x7f3a489db08e
[   68.234352][ T1698] 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
[   68.234896][ T1698] RSP: 002b:00007ffecfe1d3f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   68.235154][ T1698] RAX: ffffffffffffffda RBX: 00007ffecfe1db98 RCX: 00007f3a489db08e
[   68.235429][ T1698] RDX: 0000000000000000 RSI: 00007ffecfe1d4a0 RDI: 0000000000000005
[   68.235691][ T1698] RBP: 00007ffecfe1d400 R08: 0000000000000000 R09: 0000000000000000
[   68.235944][ T1698] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0bd
[   68.236198][ T1698] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffecfe1db70
| [   68.267119][ T1699] ------------[ cut here ]------------
| [   68.267279][ T1699] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1699
| [   68.267554][ T1699] Modules linked in: vxlan
| [   68.267971][ T1699] Tainted: [W]=WARN
[   68.268073][ T1699] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.268242][ T1699] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   68.268423][ T1699] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   68.268943][ T1699] RSP: 0018:ffa0000003387020 EFLAGS: 00010286
[   68.269108][ T1699] RAX: 00000000ffffffa6 RBX: ff11000010759380 RCX: 1ff4000000670dca
[   68.269314][ T1699] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001075943c
[   68.269517][ T1699] RBP: ff110000175e2000 R08: 1fe22000020eb289 R09: ff11000015ba0b58
[   68.269721][ T1699] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   68.269919][ T1699] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   68.270118][ T1699] FS:  00007f3471181840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   68.270358][ T1699] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.270525][ T1699] CR2: 00007f34714511a0 CR3: 000000001a62f004 CR4: 0000000000771ef0
[   68.270730][ T1699] PKRU: 55555554
[   68.270829][ T1699] Call Trace:
[   68.270928][ T1699]  <TASK>
[   68.270996][ T1699]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   68.271128][ T1699]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   68.271271][ T1699]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   68.271382][ T1699]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   68.271513][ T1699]  __dev_notify_flags (net/core/dev.c:9787)
[   68.271656][ T1699]  ? netif_change_name (net/core/dev.c:1495)
[   68.271788][ T1699]  ? __dev_change_flags (net/core/dev.c:9752)
[   68.271924][ T1699]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   68.272056][ T1699]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.272189][ T1699]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   68.272390][ T1699]  netif_change_flags (net/core/dev.c:9820)
[   68.272533][ T1699]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   68.272672][ T1699]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   68.272805][ T1699]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   68.272937][ T1699]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   68.273102][ T1699]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   68.273234][ T1699]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   68.273429][ T1699]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   68.273624][ T1699]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   68.273756][ T1699]  ? __kernel_text_address (kernel/extable.c:79)
[   68.273889][ T1699]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.274022][ T1699]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.274153][ T1699]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   68.274290][ T1699]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.274512][ T1699]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   68.274652][ T1699]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.274785][ T1699]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.274916][ T1699]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   68.275048][ T1699]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   68.275182][ T1699]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   68.275404][ T1699]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   68.275539][ T1699]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   68.275679][ T1699]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   68.275815][ T1699]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   68.275947][ T1699]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.276078][ T1699]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.276216][ T1699]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.276416][ T1699]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   68.276548][ T1699]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.276690][ T1699]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.276821][ T1699]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.276955][ T1699]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.277087][ T1699]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.277221][ T1699]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.277445][ T1699]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   68.277578][ T1699]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   68.277713][ T1699]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   68.277843][ T1699]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.277976][ T1699]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.278107][ T1699]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.278241][ T1699]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   68.278380][ T1699]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   68.278512][ T1699]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   68.278663][ T1699]  ? 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))
[   68.278798][ T1699]  ? 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))
[   68.278932][ T1699]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   68.279066][ T1699]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   68.279199][ T1699]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.279343][ T1699]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   68.279476][ T1699]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   68.279610][ T1699]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   68.279750][ T1699]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   68.279881][ T1699]  ? copy_msghdr_from_user (net/socket.c:2635)
[   68.280011][ T1699]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   68.280178][ T1699]  ? move_addr_to_kernel (net/socket.c:258)
[   68.280313][ T1699]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   68.280451][ T1699]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   68.280584][ T1699]  ___sys_sendmsg (net/socket.c:2752)
[   68.280722][ T1699]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   68.280885][ T1699]  ? copy_msghdr_from_user (net/socket.c:2603)
[   68.281030][ T1699]  __sys_sendmsg (net/socket.c:2784)
[   68.281162][ T1699]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   68.281296][ T1699]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   68.281467][ T1699]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   68.281599][ T1699]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.281737][ T1699]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   68.281887][ T1699]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   68.282018][ T1699]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   68.282150][ T1699]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   68.282313][ T1699] RIP: 0033:0x7f34713bb08e
[   68.282457][ T1699] 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
[   68.282932][ T1699] RSP: 002b:00007ffe958cdb80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   68.283131][ T1699] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f34713bb08e
[   68.283333][ T1699] RDX: 0000000000000000 RSI: 00007ffe958cdc30 RDI: 0000000000000005
[   68.283528][ T1699] RBP: 00007ffe958cdb90 R08: 0000000000000000 R09: 0000000000000000
[   68.283728][ T1699] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0bd
[   68.283925][ T1699] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe958ce300
| [   68.318431][ T1700] ------------[ cut here ]------------
| [   68.318612][ T1700] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1700
| [   68.318900][ T1700] Modules linked in: vxlan
| [   68.319336][ T1700] Tainted: [W]=WARN
[   68.319446][ T1700] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.319626][ T1700] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   68.319807][ T1700] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   68.320297][ T1700] RSP: 0018:ffa0000003386e30 EFLAGS: 00010286
[   68.320478][ T1700] RAX: 00000000ffffffa6 RBX: ff1100001311d700 RCX: 1ff4000000670d8c
[   68.320688][ T1700] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001311d7bc
[   68.320894][ T1700] RBP: ff1100001aeec000 R08: 1fe2200002623af9 R09: ff11000015c45180
[   68.321098][ T1700] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   68.321308][ T1700] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000016905904
[   68.321520][ T1700] FS:  00007fde91221840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   68.321767][ T1700] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.321940][ T1700] CR2: 000000000042ebe0 CR3: 00000000197e8006 CR4: 0000000000771ef0
[   68.322148][ T1700] PKRU: 55555554
[   68.322249][ T1700] Call Trace:
[   68.322361][ T1700]  <TASK>
[   68.322432][ T1700]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   68.322603][ T1700]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   68.322750][ T1700]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   68.322855][ T1700]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.322991][ T1700]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.323127][ T1700]  __dev_notify_flags (net/core/dev.c:9787)
[   68.323267][ T1700]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.323472][ T1700]  ? netif_change_name (net/core/dev.c:1495)
[   68.323610][ T1700]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   68.323754][ T1700]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   68.323895][ T1700]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   68.324032][ T1700]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   68.324168][ T1700]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   68.324311][ T1700]  veth_newlink (drivers/net/veth.c:1871)
[   68.324564][ T1700]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   68.324706][ T1700]  ? kasan_save_stack (mm/kasan/common.c:57)
[   68.324842][ T1700]  ? kasan_save_track (mm/kasan/common.c:78)
[   68.324977][ T1700]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   68.325129][ T1700]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   68.325268][ T1700]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   68.325467][ T1700]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   68.325611][ T1700]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   68.325758][ T1700]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   68.325896][ T1700]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   68.326038][ T1700]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   68.326176][ T1700]  ? __dev_get_by_name (net/core/dev.c:883)
[   68.326378][ T1700]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   68.326522][ T1700]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   68.326668][ T1700]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   68.326809][ T1700]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.327039][ T1700]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.327176][ T1700]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.327373][ T1700]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   68.327510][ T1700]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.327656][ T1700]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.327795][ T1700]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.327931][ T1700]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   68.328068][ T1700]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   68.328205][ T1700]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   68.328429][ T1700]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.328569][ T1700]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.328709][ T1700]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.329026][ T1700]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   68.329252][ T1700]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   68.329680][ T1700]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   68.329824][ T1700]  ? 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))
[   68.329959][ T1700]  ? 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))
[   68.330285][ T1700]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   68.330505][ T1700]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   68.330649][ T1700]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.330787][ T1700]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   68.330925][ T1700]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   68.331061][ T1700]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   68.331294][ T1700]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   68.331524][ T1700]  ? copy_msghdr_from_user (net/socket.c:2635)
[   68.331668][ T1700]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   68.331836][ T1700]  ? move_addr_to_kernel (net/socket.c:258)
[   68.331975][ T1700]  ___sys_sendmsg (net/socket.c:2752)
[   68.332111][ T1700]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.332248][ T1700]  ? copy_msghdr_from_user (net/socket.c:2603)
[   68.332484][ T1700]  ? 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))
[   68.332629][ T1700]  __sys_sendmsg (net/socket.c:2784)
[   68.332765][ T1700]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   68.332907][ T1700]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.333043][ T1700]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.333275][ T1700]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   68.333482][ T1700]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   68.333624][ T1700]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   68.333762][ T1700]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   68.333933][ T1700] RIP: 0033:0x7fde9145b08e
[   68.334077][ T1700] 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
[   68.334727][ T1700] RSP: 002b:00007fffe634af00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   68.334932][ T1700] RAX: ffffffffffffffda RBX: 00007fffe634b698 RCX: 00007fde9145b08e
[   68.335228][ T1700] RDX: 0000000000000000 RSI: 00007fffe634afb0 RDI: 0000000000000005
[   68.335712][ T1700] RBP: 00007fffe634af10 R08: 0000000000000000 R09: 0000000000000000
[   68.335937][ T1700] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0bd
[   68.336140][ T1700] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffe634b670
| [   68.343231][ T1700] ------------[ cut here ]------------
| [   68.343402][ T1700] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1700
| [   68.343677][ T1700] Modules linked in: vxlan
| [   68.344095][ T1700] Tainted: [W]=WARN
[   68.344198][ T1700] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.344382][ T1700] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   68.344561][ T1700] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   68.345054][ T1700] RSP: 0018:ffa00000033871b0 EFLAGS: 00010286
[   68.345224][ T1700] RAX: 00000000ffffffa6 RBX: ff110000129c9c40 RCX: 1ff4000000670dfc
[   68.345437][ T1700] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129c9cfc
[   68.345647][ T1700] RBP: ff1100001aee9000 R08: 1fe22000025393a1 R09: ff11000015c45180
[   68.345847][ T1700] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   68.346050][ T1700] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab603b20
[   68.346252][ T1700] FS:  00007fde91221840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   68.346501][ T1700] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.346686][ T1700] CR2: 000055669eb10d5c CR3: 00000000197e8006 CR4: 0000000000771ef0
[   68.346890][ T1700] PKRU: 55555554
[   68.346991][ T1700] Call Trace:
[   68.347092][ T1700]  <TASK>
[   68.347164][ T1700]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   68.347307][ T1700]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   68.347418][ T1700]  __dev_notify_flags (net/core/dev.c:9787)
[   68.347556][ T1700]  ? netif_change_name (net/core/dev.c:1495)
[   68.347699][ T1700]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   68.347835][ T1700]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   68.347972][ T1700]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   68.348111][ T1700]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   68.348248][ T1700]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   68.348572][ T1700]  ? __dev_get_by_name (net/core/dev.c:883)
[   68.348807][ T1700]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   68.348954][ T1700]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   68.349093][ T1700]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   68.349230][ T1700]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.349376][ T1700]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.349601][ T1700]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.349743][ T1700]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   68.349878][ T1700]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.350109][ T1700]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.350247][ T1700]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.350398][ T1700]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   68.350533][ T1700]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   68.350675][ T1700]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   68.350809][ T1700]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.350947][ T1700]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.351083][ T1700]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.351219][ T1700]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   68.351364][ T1700]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   68.351502][ T1700]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   68.351740][ T1700]  ? 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))
[   68.351875][ T1700]  ? 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))
[   68.352011][ T1700]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   68.352239][ T1700]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   68.352387][ T1700]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.352526][ T1700]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   68.352759][ T1700]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   68.352985][ T1700]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   68.353123][ T1700]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   68.353258][ T1700]  ? copy_msghdr_from_user (net/socket.c:2635)
[   68.353410][ T1700]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   68.353581][ T1700]  ? move_addr_to_kernel (net/socket.c:258)
[   68.353729][ T1700]  ___sys_sendmsg (net/socket.c:2752)
[   68.353863][ T1700]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.354001][ T1700]  ? copy_msghdr_from_user (net/socket.c:2603)
[   68.354235][ T1700]  ? 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))
[   68.354475][ T1700]  __sys_sendmsg (net/socket.c:2784)
[   68.354707][ T1700]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   68.354848][ T1700]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.354982][ T1700]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.355120][ T1700]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   68.355255][ T1700]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   68.355405][ T1700]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   68.355540][ T1700]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   68.355718][ T1700] RIP: 0033:0x7fde9145b08e
[   68.355861][ T1700] 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
[   68.356353][ T1700] RSP: 002b:00007fffe634af00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   68.356557][ T1700] RAX: ffffffffffffffda RBX: 00007fffe634b698 RCX: 00007fde9145b08e
[   68.356858][ T1700] RDX: 0000000000000000 RSI: 00007fffe634afb0 RDI: 0000000000000005
[   68.357152][ T1700] RBP: 00007fffe634af10 R08: 0000000000000000 R09: 0000000000000000
[   68.357455][ T1700] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0bd
[   68.357684][ T1700] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffe634b670
| [   68.392400][ T1701] ------------[ cut here ]------------
| [   68.392557][ T1701] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1701
| [   68.392817][ T1701] Modules linked in: vxlan
| [   68.393213][ T1701] Tainted: [W]=WARN
[   68.393311][ T1701] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.393484][ T1701] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   68.393672][ T1701] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   68.394131][ T1701] RSP: 0018:ffa0000003386ff8 EFLAGS: 00010286
[   68.394296][ T1701] RAX: 00000000ffffffa6 RBX: ff11000011e3d380 RCX: 1ff4000000670dc5
[   68.394500][ T1701] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e3d43c
[   68.394694][ T1701] RBP: ff1100001aee9000 R08: 1fe22000023c7a89 R09: ff11000015c42e58
[   68.394886][ T1701] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   68.395080][ T1701] R13: 0000000000000000 R14: ffa0000003387140 R15: ff11000014d4a350
[   68.395279][ T1701] FS:  00007f9d500b1840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   68.395511][ T1701] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.395679][ T1701] CR2: 00007f9d503811a0 CR3: 000000001a62f003 CR4: 0000000000771ef0
[   68.395871][ T1701] PKRU: 55555554
[   68.395965][ T1701] Call Trace:
[   68.396061][ T1701]  <TASK>
[   68.396129][ T1701]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   68.396259][ T1701]  __dev_change_net_namespace (net/core/dev.c:12635)
[   68.396434][ T1701]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.396563][ T1701]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.396701][ T1701]  ? default_device_exit_batch (net/core/dev.c:13091)
[   68.396860][ T1701]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.396987][ T1701]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.397116][ T1701]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.397245][ T1701]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   68.397432][ T1701]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   68.397563][ T1701]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   68.397696][ T1701]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   68.397827][ T1701]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   68.397955][ T1701]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   68.398120][ T1701]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   68.398248][ T1701]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   68.398394][ T1701]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   68.398522][ T1701]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   68.398657][ T1701]  ? __kernel_text_address (kernel/extable.c:79)
[   68.398787][ T1701]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.398917][ T1701]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.399050][ T1701]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   68.399185][ T1701]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.399322][ T1701]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   68.399452][ T1701]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.399579][ T1701]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.399715][ T1701]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   68.399845][ T1701]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   68.399974][ T1701]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   68.400105][ T1701]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   68.400235][ T1701]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   68.400375][ T1701]  ? nla_get_range_signed (lib/nlattr.c:270)
[   68.400508][ T1701]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   68.400645][ T1701]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   68.400787][ T1701]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.400919][ T1701]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.401052][ T1701]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.401182][ T1701]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   68.401312][ T1701]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.401451][ T1701]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.401579][ T1701]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.401725][ T1701]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.401857][ T1701]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.401987][ T1701]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.402118][ T1701]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   68.402247][ T1701]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   68.402382][ T1701]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   68.402509][ T1701]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.402644][ T1701]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.402773][ T1701]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.402904][ T1701]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   68.403043][ T1701]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   68.403174][ T1701]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   68.403310][ T1701]  ? 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))
[   68.403443][ T1701]  ? 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))
[   68.403574][ T1701]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   68.403711][ T1701]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   68.403840][ T1701]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.403969][ T1701]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   68.404101][ T1701]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   68.404232][ T1701]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   68.404373][ T1701]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   68.404503][ T1701]  ? copy_msghdr_from_user (net/socket.c:2635)
[   68.404639][ T1701]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   68.404801][ T1701]  ? move_addr_to_kernel (net/socket.c:258)
[   68.404933][ T1701]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   68.405064][ T1701]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   68.405200][ T1701]  ___sys_sendmsg (net/socket.c:2752)
[   68.405341][ T1701]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   68.405505][ T1701]  ? copy_msghdr_from_user (net/socket.c:2603)
[   68.405653][ T1701]  __sys_sendmsg (net/socket.c:2784)
[   68.405784][ T1701]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   68.405914][ T1701]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   68.406080][ T1701]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   68.406211][ T1701]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.406351][ T1701]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   68.406482][ T1701]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   68.406611][ T1701]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   68.406748][ T1701]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   68.406908][ T1701] RIP: 0033:0x7f9d502eb08e
[   68.407043][ T1701] 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
[   68.407525][ T1701] RSP: 002b:00007fff658751d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   68.407726][ T1701] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9d502eb08e
[   68.407921][ T1701] RDX: 0000000000000000 RSI: 00007fff65875280 RDI: 0000000000000005
[   68.408116][ T1701] RBP: 00007fff658751e0 R08: 0000000000000000 R09: 0000000000000000
[   68.408311][ T1701] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0bd
[   68.408511][ T1701] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff65875940
| [   68.411248][ T1701] ------------[ cut here ]------------
| [   68.411403][ T1701] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1701
| [   68.411664][ T1701] Modules linked in: vxlan
| [   68.412064][ T1701] Tainted: [W]=WARN
[   68.412163][ T1701] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.412340][ T1701] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   68.412511][ T1701] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   68.412981][ T1701] RSP: 0018:ffa0000003386fc0 EFLAGS: 00010286
[   68.413144][ T1701] RAX: 00000000ffffffa6 RBX: ff11000012cba900 RCX: 1ff4000000670dbe
[   68.413349][ T1701] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012cba9bc
[   68.413547][ T1701] RBP: ff1100001aee9000 R08: 1fe2200002597539 R09: ff11000015c42e58
[   68.413746][ T1701] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   68.413945][ T1701] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000014d4a350
[   68.414140][ T1701] FS:  00007f9d500b1840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   68.414381][ T1701] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.414546][ T1701] CR2: 00007f9d503811a0 CR3: 000000001a62f003 CR4: 0000000000771ef0
[   68.414749][ T1701] PKRU: 55555554
[   68.414850][ T1701] Call Trace:
[   68.414947][ T1701]  <TASK>
[   68.415014][ T1701]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   68.415146][ T1701]  ? notifier_call_chain (kernel/notifier.c:85)
[   68.415281][ T1701]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   68.415387][ T1701]  __dev_change_net_namespace (net/core/dev.c:12695)
[   68.415554][ T1701]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.415691][ T1701]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.415823][ T1701]  ? default_device_exit_batch (net/core/dev.c:13091)
[   68.415986][ T1701]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.416121][ T1701]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.416255][ T1701]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.416396][ T1701]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   68.416533][ T1701]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   68.416672][ T1701]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   68.416807][ T1701]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   68.416941][ T1701]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   68.417073][ T1701]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   68.417240][ T1701]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   68.417382][ T1701]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   68.417513][ T1701]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   68.417651][ T1701]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   68.417783][ T1701]  ? __kernel_text_address (kernel/extable.c:79)
[   68.417916][ T1701]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.418063][ T1701]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.418196][ T1701]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   68.418347][ T1701]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.418478][ T1701]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   68.418608][ T1701]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.418746][ T1701]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.418877][ T1701]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   68.419008][ T1701]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   68.419139][ T1701]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   68.419278][ T1701]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   68.419417][ T1701]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   68.419549][ T1701]  ? nla_get_range_signed (lib/nlattr.c:270)
[   68.419691][ T1701]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   68.419826][ T1701]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   68.419959][ T1701]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.420088][ T1701]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.420220][ T1701]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.420365][ T1701]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   68.420496][ T1701]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.420634][ T1701]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.420768][ T1701]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.420900][ T1701]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.421032][ T1701]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.421164][ T1701]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.421301][ T1701]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   68.421439][ T1701]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   68.421570][ T1701]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   68.421708][ T1701]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.421841][ T1701]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.421972][ T1701]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.422104][ T1701]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   68.422235][ T1701]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   68.422378][ T1701]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   68.422515][ T1701]  ? 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))
[   68.422652][ T1701]  ? 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))
[   68.422786][ T1701]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   68.422919][ T1701]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   68.423053][ T1701]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.423187][ T1701]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   68.423332][ T1701]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   68.423554][ T1701]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   68.423691][ T1701]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   68.423822][ T1701]  ? copy_msghdr_from_user (net/socket.c:2635)
[   68.423955][ T1701]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   68.424119][ T1701]  ? move_addr_to_kernel (net/socket.c:258)
[   68.424349][ T1701]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   68.424484][ T1701]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   68.424621][ T1701]  ___sys_sendmsg (net/socket.c:2752)
[   68.424751][ T1701]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   68.424913][ T1701]  ? copy_msghdr_from_user (net/socket.c:2603)
[   68.425058][ T1701]  __sys_sendmsg (net/socket.c:2784)
[   68.425189][ T1701]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   68.425329][ T1701]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   68.425580][ T1701]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   68.425718][ T1701]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.425850][ T1701]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   68.425980][ T1701]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   68.426111][ T1701]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   68.426242][ T1701]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   68.426415][ T1701] RIP: 0033:0x7f9d502eb08e
[   68.426551][ T1701] 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
[   68.427025][ T1701] RSP: 002b:00007fff658751d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   68.427312][ T1701] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9d502eb08e
[   68.427516][ T1701] RDX: 0000000000000000 RSI: 00007fff65875280 RDI: 0000000000000005
[   68.427722][ T1701] RBP: 00007fff658751e0 R08: 0000000000000000 R09: 0000000000000000
[   68.428007][ T1701] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0bd
[   68.428204][ T1701] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff65875940
| [   68.472200][ T1703] ------------[ cut here ]------------
| [   68.472876][ T1703] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1703
| [   68.473296][ T1703] Modules linked in: vxlan
| [   68.473921][ T1703] Tainted: [W]=WARN
[   68.474123][ T1703] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.474415][ T1703] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   68.474705][ T1703] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   68.475405][ T1703] RSP: 0018:ffa0000003326ff8 EFLAGS: 00010286
[   68.475704][ T1703] RAX: 00000000ffffffa6 RBX: ff11000013596040 RCX: 1ff4000000664dc5
[   68.476032][ T1703] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000135960fc
[   68.476376][ T1703] RBP: ff1100001aeec000 R08: 1fe22000026b2c21 R09: ff110000175aae58
[   68.476691][ T1703] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   68.476934][ T1703] R13: 0000000000000000 R14: ffa0000003327140 R15: ff110000159b4ad0
[   68.477179][ T1703] FS:  00007f3af7fd5840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   68.477483][ T1703] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.477702][ T1703] CR2: 00007f2d5eb97bd0 CR3: 0000000016db7004 CR4: 0000000000771ef0
[   68.477950][ T1703] PKRU: 55555554
[   68.478099][ T1703] Call Trace:
[   68.478250][ T1703]  <TASK>
[   68.478391][ T1703]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   68.478576][ T1703]  __dev_change_net_namespace (net/core/dev.c:12635)
[   68.478799][ T1703]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.478979][ T1703]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.479161][ T1703]  ? default_device_exit_batch (net/core/dev.c:13091)
[   68.479392][ T1703]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.479571][ T1703]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.479766][ T1703]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.479949][ T1703]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   68.480131][ T1703]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   68.480338][ T1703]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   68.480553][ T1703]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   68.480746][ T1703]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   68.480930][ T1703]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   68.481172][ T1703]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   68.481372][ T1703]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   68.481554][ T1703]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   68.481745][ T1703]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   68.481931][ T1703]  ? __kernel_text_address (kernel/extable.c:79)
[   68.482112][ T1703]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.482296][ T1703]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.482495][ T1703]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   68.482700][ T1703]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.482920][ T1703]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   68.483097][ T1703]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.483282][ T1703]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.483481][ T1703]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   68.483700][ T1703]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   68.483884][ T1703]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   68.484064][ T1703]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   68.484247][ T1703]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   68.484445][ T1703]  ? nla_get_range_signed (lib/nlattr.c:270)
[   68.484668][ T1703]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   68.484851][ T1703]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   68.485032][ T1703]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.485212][ T1703]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.485414][ T1703]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.485601][ T1703]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   68.485788][ T1703]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.486004][ T1703]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.486182][ T1703]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.486385][ T1703]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.486567][ T1703]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.486753][ T1703]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.486939][ T1703]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   68.487153][ T1703]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   68.487359][ T1703]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   68.487539][ T1703]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.487729][ T1703]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.487908][ T1703]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.488088][ T1703]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   68.488270][ T1703]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   68.488472][ T1703]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   68.488667][ T1703]  ? 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))
[   68.488847][ T1703]  ? 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))
[   68.489029][ T1703]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   68.489212][ T1703]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   68.489417][ T1703]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.489599][ T1703]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   68.489794][ T1703]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   68.489976][ T1703]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   68.490158][ T1703]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   68.490361][ T1703]  ? copy_msghdr_from_user (net/socket.c:2635)
[   68.490543][ T1703]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   68.490761][ T1703]  ? move_addr_to_kernel (net/socket.c:258)
[   68.490942][ T1703]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   68.491122][ T1703]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   68.491328][ T1703]  ___sys_sendmsg (net/socket.c:2752)
[   68.491509][ T1703]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   68.491732][ T1703]  ? copy_msghdr_from_user (net/socket.c:2603)
[   68.491926][ T1703]  __sys_sendmsg (net/socket.c:2784)
[   68.492109][ T1703]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   68.492289][ T1703]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   68.492521][ T1703]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   68.492712][ T1703]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.492898][ T1703]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   68.493090][ T1703]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   68.493274][ T1703]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   68.493503][ T1703]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   68.493729][ T1703] RIP: 0033:0x7f3af820f08e
[   68.493917][ T1703] 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
[   68.494451][ T1703] RSP: 002b:00007ffd3697d7a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   68.494700][ T1703] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3af820f08e
[   68.494943][ T1703] RDX: 0000000000000000 RSI: 00007ffd3697d850 RDI: 0000000000000005
[   68.495189][ T1703] RBP: 00007ffd3697d7b0 R08: 0000000000000000 R09: 0000000000000000
[   68.495455][ T1703] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0bd
[   68.495709][ T1703] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd3697df10
| [   68.498777][ T1703] ------------[ cut here ]------------
| [   68.498961][ T1703] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1703
| [   68.499273][ T1703] Modules linked in: vxlan
| [   68.500094][ T1703] Tainted: [W]=WARN
[   68.500246][ T1703] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.500483][ T1703] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   68.500717][ T1703] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   68.501229][ T1703] RSP: 0018:ffa0000003326fc0 EFLAGS: 00010286
[   68.501467][ T1703] RAX: 00000000ffffffa6 RBX: ff11000013596900 RCX: 1ff4000000664dbe
[   68.501735][ T1703] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000135969bc
[   68.501981][ T1703] RBP: ff1100001aeec000 R08: 1fe22000026b2d39 R09: ff110000175aae58
[   68.502227][ T1703] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   68.502495][ T1703] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000159b4ad0
[   68.502755][ T1703] FS:  00007f3af7fd5840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   68.503038][ T1703] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.503252][ T1703] CR2: 00007f2d5eb97bd0 CR3: 0000000016db7004 CR4: 0000000000771ef0
[   68.503525][ T1703] PKRU: 55555554
[   68.503681][ T1703] Call Trace:
[   68.503833][ T1703]  <TASK>
[   68.503952][ T1703]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   68.504137][ T1703]  ? notifier_call_chain (kernel/notifier.c:85)
[   68.504342][ T1703]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   68.504495][ T1703]  __dev_change_net_namespace (net/core/dev.c:12695)
[   68.504722][ T1703]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.504906][ T1703]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.505102][ T1703]  ? default_device_exit_batch (net/core/dev.c:13091)
[   68.505339][ T1703]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.505522][ T1703]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.505717][ T1703]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.505902][ T1703]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   68.506086][ T1703]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   68.506275][ T1703]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   68.506478][ T1703]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   68.506671][ T1703]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   68.506855][ T1703]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   68.507072][ T1703]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   68.507255][ T1703]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   68.507464][ T1703]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   68.507662][ T1703]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   68.507847][ T1703]  ? __kernel_text_address (kernel/extable.c:79)
[   68.508062][ T1703]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.508248][ T1703]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.508464][ T1703]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   68.508660][ T1703]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.508846][ T1703]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   68.509032][ T1703]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.509215][ T1703]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.509458][ T1703]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   68.509649][ T1703]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   68.509833][ T1703]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   68.510017][ T1703]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   68.510201][ T1703]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   68.510406][ T1703]  ? nla_get_range_signed (lib/nlattr.c:270)
[   68.510594][ T1703]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   68.510791][ T1703]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   68.510981][ T1703]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.511168][ T1703]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.511371][ T1703]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.511557][ T1703]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   68.511757][ T1703]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.511943][ T1703]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.512124][ T1703]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.512507][ T1703]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.512702][ T1703]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.512890][ T1703]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.513074][ T1703]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   68.513261][ T1703]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   68.513553][ T1703]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   68.513747][ T1703]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.513935][ T1703]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.514117][ T1703]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.514310][ T1703]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   68.514511][ T1703]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   68.514710][ T1703]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   68.514898][ T1703]  ? 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))
[   68.515178][ T1703]  ? 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))
[   68.515391][ T1703]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   68.515671][ T1703]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   68.515943][ T1703]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.516212][ T1703]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   68.516418][ T1703]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   68.516602][ T1703]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   68.516795][ T1703]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   68.517070][ T1703]  ? copy_msghdr_from_user (net/socket.c:2635)
[   68.517254][ T1703]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   68.517490][ T1703]  ? move_addr_to_kernel (net/socket.c:258)
[   68.517685][ T1703]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   68.517868][ T1703]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   68.518052][ T1703]  ___sys_sendmsg (net/socket.c:2752)
[   68.518235][ T1703]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   68.518468][ T1703]  ? copy_msghdr_from_user (net/socket.c:2603)
[   68.518761][ T1703]  __sys_sendmsg (net/socket.c:2784)
[   68.518950][ T1703]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   68.519133][ T1703]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   68.519460][ T1703]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   68.519651][ T1703]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.519837][ T1703]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   68.520107][ T1703]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   68.520290][ T1703]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   68.520494][ T1703]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   68.520809][ T1703] RIP: 0033:0x7f3af820f08e
[   68.520998][ T1703] 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
[   68.521744][ T1703] RSP: 002b:00007ffd3697d7a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   68.522001][ T1703] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3af820f08e
[   68.522248][ T1703] RDX: 0000000000000000 RSI: 00007ffd3697d850 RDI: 0000000000000005
[   68.522513][ T1703] RBP: 00007ffd3697d7b0 R08: 0000000000000000 R09: 0000000000000000
[   68.522870][ T1703] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0bd
[   68.523119][ T1703] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd3697df10
| [   68.563185][ T1715] ------------[ cut here ]------------
| [   68.563578][ T1715] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1715
| [   68.563895][ T1715] Modules linked in: vxlan
| [   68.564419][ T1715] Tainted: [W]=WARN
[   68.564569][ T1715] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.564801][ T1715] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   68.565025][ T1715] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   68.565594][ T1715] RSP: 0018:ffa00000032f7020 EFLAGS: 00010286
[   68.565819][ T1715] RAX: 00000000ffffffa6 RBX: ff11000005a14ac0 RCX: 1ff400000065edca
[   68.566066][ T1715] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005a14b7c
[   68.566330][ T1715] RBP: ff1100001aee9000 R08: 1fe2200000b42971 R09: ff11000016b85158
[   68.566574][ T1715] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   68.566825][ T1715] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   68.567076][ T1715] FS:  00007fc78d4ab840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   68.567372][ T1715] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.567589][ T1715] CR2: 0000000015721988 CR3: 00000000133ca004 CR4: 0000000000771ef0
[   68.567845][ T1715] PKRU: 55555554
[   68.567993][ T1715] Call Trace:
[   68.568142][ T1715]  <TASK>
[   68.568265][ T1715]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   68.568467][ T1715]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   68.568627][ T1715]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   68.568810][ T1715]  __dev_notify_flags (net/core/dev.c:9787)
[   68.568994][ T1715]  ? netif_change_name (net/core/dev.c:1495)
[   68.569175][ T1715]  ? __dev_change_flags (net/core/dev.c:9752)
[   68.569379][ T1715]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   68.569563][ T1715]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.569757][ T1715]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   68.569943][ T1715]  netif_change_flags (net/core/dev.c:9820)
[   68.570128][ T1715]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   68.570333][ T1715]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   68.570518][ T1715]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   68.570718][ T1715]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   68.570942][ T1715]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   68.571127][ T1715]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   68.571333][ T1715]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   68.571523][ T1715]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   68.571728][ T1715]  ? __kernel_text_address (kernel/extable.c:79)
[   68.571913][ T1715]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.572102][ T1715]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.572332][ T1715]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   68.572519][ T1715]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.572716][ T1715]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   68.572898][ T1715]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.573084][ T1715]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.573270][ T1715]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   68.573488][ T1715]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   68.573684][ T1715]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   68.573869][ T1715]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   68.574054][ T1715]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   68.574240][ T1715]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   68.574443][ T1715]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   68.574679][ T1715]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.574861][ T1715]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.575049][ T1715]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.575231][ T1715]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   68.575433][ T1715]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.575632][ T1715]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.575815][ T1715]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.576000][ T1715]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.576183][ T1715]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.576394][ T1715]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.576579][ T1715]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   68.576786][ T1715]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   68.576969][ T1715]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   68.577153][ T1715]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.577364][ T1715]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.577548][ T1715]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.577741][ T1715]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   68.577928][ T1715]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   68.578112][ T1715]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   68.578299][ T1715]  ? 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))
[   68.578499][ T1715]  ? 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))
[   68.578694][ T1715]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   68.578880][ T1715]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   68.579062][ T1715]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.579250][ T1715]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   68.579458][ T1715]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   68.579649][ T1715]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   68.579836][ T1715]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   68.580019][ T1715]  ? copy_msghdr_from_user (net/socket.c:2635)
[   68.580201][ T1715]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   68.580434][ T1715]  ? move_addr_to_kernel (net/socket.c:258)
[   68.580629][ T1715]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   68.580815][ T1715]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   68.581003][ T1715]  ___sys_sendmsg (net/socket.c:2752)
[   68.581187][ T1715]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   68.581428][ T1715]  ? copy_msghdr_from_user (net/socket.c:2603)
[   68.581632][ T1715]  __sys_sendmsg (net/socket.c:2784)
[   68.581821][ T1715]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   68.582005][ T1715]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   68.582225][ T1715]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   68.582433][ T1715]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.582657][ T1715]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   68.582841][ T1715]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   68.583024][ T1715]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   68.583213][ T1715]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   68.583451][ T1715] RIP: 0033:0x7fc78d6e508e
[   68.583647][ T1715] 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
[   68.584164][ T1715] RSP: 002b:00007fff53922310 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   68.584438][ T1715] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fc78d6e508e
[   68.584697][ T1715] RDX: 0000000000000000 RSI: 00007fff539223c0 RDI: 0000000000000005
[   68.584976][ T1715] RBP: 00007fff53922320 R08: 0000000000000000 R09: 0000000000000000
[   68.585226][ T1715] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0bd
[   68.585499][ T1715] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff53922a90
| [   68.623734][ T1720] ------------[ cut here ]------------
| [   68.623908][ T1720] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1720
| [   68.624174][ T1720] Modules linked in: vxlan
| [   68.624594][ T1720] Tainted: [W]=WARN
[   68.624713][ T1720] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.624882][ T1720] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   68.625058][ T1720] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   68.625548][ T1720] RSP: 0018:ffa0000003327020 EFLAGS: 00010286
[   68.625727][ T1720] RAX: 00000000ffffffa6 RBX: ff11000013758c80 RCX: 1ff4000000664dca
[   68.625932][ T1720] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013758d3c
[   68.626130][ T1720] RBP: ff1100001aeec000 R08: 1fe22000026eb1a9 R09: ff1100001677ae58
[   68.626339][ T1720] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   68.626539][ T1720] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   68.626750][ T1720] FS:  00007fc65000b840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   68.626984][ T1720] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.627152][ T1720] CR2: 000000002bb91988 CR3: 0000000015c61004 CR4: 0000000000771ef0
[   68.627365][ T1720] PKRU: 55555554
[   68.627474][ T1720] Call Trace:
[   68.627582][ T1720]  <TASK>
[   68.627656][ T1720]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   68.627792][ T1720]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   68.627895][ T1720]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   68.628030][ T1720]  __dev_notify_flags (net/core/dev.c:9787)
[   68.628166][ T1720]  ? netif_change_name (net/core/dev.c:1495)
[   68.628305][ T1720]  ? __dev_change_flags (net/core/dev.c:9752)
[   68.628446][ T1720]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   68.628580][ T1720]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.628735][ T1720]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   68.628877][ T1720]  netif_change_flags (net/core/dev.c:9820)
[   68.629012][ T1720]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   68.629146][ T1720]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   68.629284][ T1720]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   68.629519][ T1720]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   68.629693][ T1720]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   68.629827][ T1720]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   68.629960][ T1720]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   68.630093][ T1720]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   68.630226][ T1720]  ? __kernel_text_address (kernel/extable.c:79)
[   68.630439][ T1720]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.630670][ T1720]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.630821][ T1720]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   68.630955][ T1720]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.631087][ T1720]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   68.631220][ T1720]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.631451][ T1720]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.631585][ T1720]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   68.631726][ T1720]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   68.631859][ T1720]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   68.631995][ T1720]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   68.632129][ T1720]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   68.632273][ T1720]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   68.632481][ T1720]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   68.632631][ T1720]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.632763][ T1720]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.632906][ T1720]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.633039][ T1720]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   68.633175][ T1720]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.633396][ T1720]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.633532][ T1720]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.633676][ T1720]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.633812][ T1720]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.633954][ T1720]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.634086][ T1720]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   68.634219][ T1720]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   68.634362][ T1720]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   68.634503][ T1720]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.634654][ T1720]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.634792][ T1720]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.634929][ T1720]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   68.635063][ T1720]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   68.635197][ T1720]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   68.635346][ T1720]  ? 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))
[   68.635482][ T1720]  ? 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))
[   68.635627][ T1720]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   68.635764][ T1720]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   68.635902][ T1720]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.636039][ T1720]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   68.636176][ T1720]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   68.636323][ T1720]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   68.636459][ T1720]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   68.636594][ T1720]  ? copy_msghdr_from_user (net/socket.c:2635)
[   68.636742][ T1720]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   68.636910][ T1720]  ? move_addr_to_kernel (net/socket.c:258)
[   68.637045][ T1720]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   68.637182][ T1720]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   68.637323][ T1720]  ___sys_sendmsg (net/socket.c:2752)
[   68.637459][ T1720]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   68.637633][ T1720]  ? copy_msghdr_from_user (net/socket.c:2603)
[   68.637780][ T1720]  __sys_sendmsg (net/socket.c:2784)
[   68.637913][ T1720]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   68.638046][ T1720]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   68.638216][ T1720]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   68.638360][ T1720]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.638495][ T1720]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   68.638640][ T1720]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   68.638777][ T1720]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   68.638911][ T1720]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   68.639076][ T1720] RIP: 0033:0x7fc65024508e
[   68.639218][ T1720] 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
[   68.639717][ T1720] RSP: 002b:00007ffd27cced00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   68.639918][ T1720] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fc65024508e
[   68.640121][ T1720] RDX: 0000000000000000 RSI: 00007ffd27ccedb0 RDI: 0000000000000005
[   68.640331][ T1720] RBP: 00007ffd27cced10 R08: 0000000000000000 R09: 0000000000000000
[   68.640533][ T1720] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0bd
[   68.640744][ T1720] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd27ccf480
| [   68.642827][   T39] ------------[ cut here ]------------
| [   68.642952][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/39
| [   68.643191][   T39] Modules linked in: vxlan
| [   68.644057][   T39] Tainted: [W]=WARN
[   68.644151][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.644311][   T39] Workqueue: events_unbound linkwatch_event
[   68.644481][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   68.644647][   T39] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   68.645083][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   68.645242][   T39] RAX: 00000000ffffffa6 RBX: ff110000137591c0 RCX: 1ff4000000057f02
[   68.645450][   T39] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001375927c
[   68.645640][   T39] RBP: ff1100001aeec000 R08: 1fe22000026eb251 R09: ff11000001da51a8
[   68.645829][   T39] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   68.646010][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   68.646195][   T39] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   68.646422][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.646578][   T39] CR2: 000000002bb91988 CR3: 000000000d14d005 CR4: 0000000000771ef0
[   68.646771][   T39] PKRU: 55555554
[   68.646862][   T39] Call Trace:
[   68.646954][   T39]  <TASK>
[   68.647017][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   68.647139][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   68.647264][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   68.647367][   T39]  netif_state_change (net/core/dev.c:1605)
[   68.647491][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   68.647652][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   68.647772][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   68.647893][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   68.648018][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   68.648139][   T39]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   68.648262][   T39]  process_one_work (kernel/workqueue.c:3314)
[   68.648401][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   68.648523][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.648653][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   68.648780][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   68.648901][   T39]  kthread (kernel/kthread.c:436)
[   68.648995][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   68.649145][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   68.649272][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   68.649402][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   68.649555][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   68.649683][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   68.649805][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   68.651646][   T39] ------------[ cut here ]------------
| [   68.651771][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/39
| [   68.652011][   T39] Modules linked in: vxlan
| [   68.652418][   T39] Tainted: [W]=WARN
[   68.652512][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.652670][   T39] Workqueue: events_unbound linkwatch_event
[   68.652832][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   68.652990][   T39] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   68.653508][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   68.653668][   T39] RAX: 00000000ffffffa6 RBX: ff11000010aae580 RCX: 1ff4000000057f02
[   68.653850][   T39] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010aae63c
[   68.654037][   T39] RBP: ff1100001aee9000 R08: 1fe2200002155cc9 R09: ff11000001da51a8
[   68.654220][   T39] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   68.654455][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   68.654690][   T39] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   68.654900][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.655052][   T39] CR2: 000000002bb91988 CR3: 000000000d14d005 CR4: 0000000000771ef0
[   68.655234][   T39] PKRU: 55555554
[   68.655376][   T39] Call Trace:
[   68.655468][   T39]  <TASK>
[   68.655531][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   68.655658][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   68.655779][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   68.655873][   T39]  netif_state_change (net/core/dev.c:1605)
[   68.655994][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   68.656146][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   68.656271][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   68.656443][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   68.656567][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   68.656691][   T39]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   68.656814][   T39]  process_one_work (kernel/workqueue.c:3314)
[   68.656940][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   68.657062][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.657187][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   68.657364][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   68.657484][   T39]  kthread (kernel/kthread.c:436)
[   68.657575][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   68.657730][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   68.657856][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   68.657977][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   68.658126][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   68.658250][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   68.658425][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   68.690110][ T1722] ------------[ cut here ]------------
| [   68.690244][ T1722] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1722
| [   68.690520][ T1722] Modules linked in: vxlan
| [   68.690935][ T1722] Tainted: [W]=WARN
[   68.691037][ T1722] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.691207][ T1722] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   68.691395][ T1722] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   68.691879][ T1722] RSP: 0018:ffa0000003436ee0 EFLAGS: 00010286
[   68.692047][ T1722] RAX: 00000000ffffffa6 RBX: ff11000010aaee40 RCX: 1ff4000000686da2
[   68.692247][ T1722] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010aaeefc
[   68.692457][ T1722] RBP: ff1100001aee9000 R08: 1fe2200002155de1 R09: ff1100001684ae58
[   68.692663][ T1722] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   68.692862][ T1722] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   68.693065][ T1722] FS:  00007f0de5ca8840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   68.693303][ T1722] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.693572][ T1722] CR2: 000000003009d988 CR3: 000000001a425004 CR4: 0000000000771ef0
[   68.693780][ T1722] PKRU: 55555554
[   68.693879][ T1722] Call Trace:
[   68.694047][ T1722]  <TASK>
[   68.694119][ T1722]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.694254][ T1722]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   68.694462][ T1722]  notifier_call_chain (kernel/notifier.c:85)
[   68.694599][ T1722]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   68.694743][ T1722]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.694877][ T1722]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   68.695013][ T1722]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.695152][ T1722]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[   68.695298][ T1722]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[   68.695511][ T1722]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   68.695671][ T1722]  ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:45)
[   68.695815][ T1722]  ? netdev_rx_handler_register (net/core/dev.c:5900)
[   68.695951][ T1722]  br_add_if (net/bridge/br_if.c:619)
[   68.696054][ T1722]  do_set_master (net/core/rtnetlink.c:3011)
[   68.696190][ T1722]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   68.696446][ T1722]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   68.696583][ T1722]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   68.696723][ T1722]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   68.696889][ T1722]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   68.697024][ T1722]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   68.697158][ T1722]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   68.697297][ T1722]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   68.697500][ T1722]  ? __kernel_text_address (kernel/extable.c:79)
[   68.697640][ T1722]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.697776][ T1722]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.697915][ T1722]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   68.698051][ T1722]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.698186][ T1722]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   68.698330][ T1722]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.698464][ T1722]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.698598][ T1722]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   68.698739][ T1722]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   68.698873][ T1722]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   68.699007][ T1722]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   68.699143][ T1722]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   68.699280][ T1722]  ? nla_get_range_signed (lib/nlattr.c:270)
[   68.699426][ T1722]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   68.699565][ T1722]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   68.699707][ T1722]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.699840][ T1722]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.699973][ T1722]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.700108][ T1722]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   68.700243][ T1722]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.700388][ T1722]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.700524][ T1722]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.700662][ T1722]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.700796][ T1722]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.700930][ T1722]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.701064][ T1722]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   68.701197][ T1722]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   68.701341][ T1722]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   68.701474][ T1722]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.701610][ T1722]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.701750][ T1722]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.701885][ T1722]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   68.702019][ T1722]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   68.702155][ T1722]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   68.702297][ T1722]  ? 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))
[   68.702442][ T1722]  ? 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))
[   68.702579][ T1722]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   68.702723][ T1722]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   68.702859][ T1722]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.702997][ T1722]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   68.703134][ T1722]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   68.703275][ T1722]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   68.703423][ T1722]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   68.703559][ T1722]  ? copy_msghdr_from_user (net/socket.c:2635)
[   68.703715][ T1722]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   68.703887][ T1722]  ? move_addr_to_kernel (net/socket.c:258)
[   68.704023][ T1722]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   68.704163][ T1722]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   68.704303][ T1722]  ___sys_sendmsg (net/socket.c:2752)
[   68.704445][ T1722]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   68.704627][ T1722]  ? copy_msghdr_from_user (net/socket.c:2603)
[   68.704775][ T1722]  __sys_sendmsg (net/socket.c:2784)
[   68.704911][ T1722]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   68.705046][ T1722]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   68.705222][ T1722]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   68.705368][ T1722]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.705505][ T1722]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   68.705646][ T1722]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   68.706897][ T1722]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   68.707032][ T1722]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   68.707204][ T1722] RIP: 0033:0x7f0de5ee208e
[   68.707354][ T1722] 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
[   68.707849][ T1722] RSP: 002b:00007ffcefa4fde0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   68.708051][ T1722] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f0de5ee208e
[   68.708251][ T1722] RDX: 0000000000000000 RSI: 00007ffcefa4fe90 RDI: 0000000000000005
[   68.708465][ T1722] RBP: 00007ffcefa4fdf0 R08: 0000000000000000 R09: 0000000000000000
[   68.708673][ T1722] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0bd
[   68.708876][ T1722] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcefa50560
| [   68.716369][ T1722] ------------[ cut here ]------------
| [   68.716529][ T1722] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1722
| [   68.716815][ T1722] Modules linked in: vxlan
| [   68.717250][ T1722] Tainted: [W]=WARN
[   68.717371][ T1722] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.717553][ T1722] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   68.717740][ T1722] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   68.718238][ T1722] RSP: 0018:ffa0000003436ea0 EFLAGS: 00010286
[   68.718428][ T1722] RAX: 00000000ffffffa6 RBX: ff11000010b90900 RCX: 1ff4000000686d9a
[   68.718645][ T1722] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010b909bc
[   68.718859][ T1722] RBP: ff1100001aee9000 R08: 1fe2200002172139 R09: ff1100001684ae58
[   68.719070][ T1722] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[   68.719286][ T1722] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001ad11c08
[   68.719506][ T1722] FS:  00007f0de5ca8840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   68.719757][ T1722] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.719934][ T1722] CR2: 0000562828836640 CR3: 000000001a425004 CR4: 0000000000771ef0
[   68.720147][ T1722] PKRU: 55555554
[   68.720252][ T1722] Call Trace:
[   68.720368][ T1722]  <TASK>
[   68.720443][ T1722]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   68.720590][ T1722]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   68.720737][ T1722]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   68.720844][ T1722]  __dev_notify_flags (net/core/dev.c:9787)
[   68.720986][ T1722]  ? netdev_notice (net/core/dev.c:13008)
[   68.721129][ T1722]  ? netif_change_name (net/core/dev.c:1495)
[   68.721279][ T1722]  ? dev_get_min_mp_channel_count (./include/net/netdev_lock.h:30 (discriminator 1))
[   68.721467][ T1722]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   68.721612][ T1722]  __dev_set_promiscuity (net/core/dev.c:9630)
[   68.721761][ T1722]  netif_set_promiscuity (net/core/dev.c:9639)
[   68.721902][ T1722]  dev_set_promiscuity (net/core/dev_api.c:288)
[   68.722045][ T1722]  br_port_set_promisc (net/bridge/br_if.c:108)
[   68.722187][ T1722]  br_manage_promisc (net/bridge/br_if.c:174)
[   68.722341][ T1722]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   68.722490][ T1722]  br_add_if (net/bridge/br_if.c:242 net/bridge/br_if.c:627)
[   68.722607][ T1722]  do_set_master (net/core/rtnetlink.c:3011)
[   68.722755][ T1722]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   68.722898][ T1722]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   68.723041][ T1722]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   68.723184][ T1722]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   68.723369][ T1722]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   68.723514][ T1722]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   68.723659][ T1722]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   68.723800][ T1722]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   68.723942][ T1722]  ? __kernel_text_address (kernel/extable.c:79)
[   68.724084][ T1722]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.724227][ T1722]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.724380][ T1722]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   68.724525][ T1722]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.724670][ T1722]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   68.724810][ T1722]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.724952][ T1722]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.725093][ T1722]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   68.725235][ T1722]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   68.725385][ T1722]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   68.725527][ T1722]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   68.725677][ T1722]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   68.725818][ T1722]  ? nla_get_range_signed (lib/nlattr.c:270)
[   68.725961][ T1722]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   68.726106][ T1722]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   68.726250][ T1722]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.726401][ T1722]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.726552][ T1722]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.726707][ T1722]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   68.726850][ T1722]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.726995][ T1722]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.727135][ T1722]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.727279][ T1722]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.727428][ T1722]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.727570][ T1722]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.727717][ T1722]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   68.727858][ T1722]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   68.728001][ T1722]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   68.728141][ T1722]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.728286][ T1722]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.728440][ T1722]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.728585][ T1722]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   68.728732][ T1722]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   68.728875][ T1722]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   68.729019][ T1722]  ? 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))
[   68.729160][ T1722]  ? 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))
[   68.729307][ T1722]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   68.729458][ T1722]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   68.729599][ T1722]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.729751][ T1722]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   68.729894][ T1722]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   68.730037][ T1722]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   68.730181][ T1722]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   68.730332][ T1722]  ? copy_msghdr_from_user (net/socket.c:2635)
[   68.730482][ T1722]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   68.730664][ T1722]  ? move_addr_to_kernel (net/socket.c:258)
[   68.730808][ T1722]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   68.730950][ T1722]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   68.731093][ T1722]  ___sys_sendmsg (net/socket.c:2752)
[   68.731236][ T1722]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   68.731424][ T1722]  ? copy_msghdr_from_user (net/socket.c:2603)
[   68.731873][ T1722]  __sys_sendmsg (net/socket.c:2784)
[   68.732023][ T1722]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   68.732261][ T1722]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   68.732448][ T1722]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   68.732589][ T1722]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.732737][ T1722]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   68.732878][ T1722]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   68.733019][ T1722]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   68.733254][ T1722]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   68.733439][ T1722] RIP: 0033:0x7f0de5ee208e
[   68.733588][ T1722] 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
[   68.734403][ T1722] RSP: 002b:00007ffcefa4fde0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   68.734720][ T1722] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f0de5ee208e
[   68.735027][ T1722] RDX: 0000000000000000 RSI: 00007ffcefa4fe90 RDI: 0000000000000005
[   68.735239][ T1722] RBP: 00007ffcefa4fdf0 R08: 0000000000000000 R09: 0000000000000000
[   68.735459][ T1722] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0bd
[   68.735772][ T1722] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcefa50560
| [   68.738291][ T1722] ------------[ cut here ]------------
| [   68.738441][ T1722] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1722
| [   68.738709][ T1722] Modules linked in: vxlan
| [   68.739303][ T1722] Tainted: [W]=WARN
[   68.740184][ T1722] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.740418][ T1722] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   68.740657][ T1722] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   68.741134][ T1722] RSP: 0018:ffa0000003437000 EFLAGS: 00010286
[   68.741308][ T1722] RAX: 00000000ffffffa6 RBX: ff11000013597380 RCX: 1ff4000000686dc6
[   68.741570][ T1722] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001359743c
[   68.741775][ T1722] RBP: ff110000175e2000 R08: 1fe22000026b2e89 R09: ff1100001684ae58
[   68.741974][ T1722] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   68.742176][ T1722] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   68.742441][ T1722] FS:  00007f0de5ca8840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   68.742680][ T1722] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.742849][ T1722] CR2: 0000562828836640 CR3: 000000001a425004 CR4: 0000000000771ef0
[   68.743049][ T1722] PKRU: 55555554
[   68.743149][ T1722] Call Trace:
[   68.743251][ T1722]  <TASK>
[   68.743383][ T1722]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.743519][ T1722]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   68.743659][ T1722]  notifier_call_chain (kernel/notifier.c:85)
[   68.743796][ T1722]  call_netdevice_notifiers (net/core/dev.c:2287 net/core/dev.c:2301)
[   68.743930][ T1722]  ? __dev_open (./include/net/netdev_lock.h:33)
[   68.744065][ T1722]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[   68.744201][ T1722]  br_add_if (net/bridge/br_if.c:679)
[   68.744313][ T1722]  do_set_master (net/core/rtnetlink.c:3011)
[   68.744507][ T1722]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   68.744647][ T1722]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   68.744784][ T1722]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   68.744920][ T1722]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   68.745086][ T1722]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   68.745220][ T1722]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   68.745417][ T1722]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   68.745551][ T1722]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   68.745694][ T1722]  ? __kernel_text_address (kernel/extable.c:79)
[   68.745829][ T1722]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.745965][ T1722]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.746100][ T1722]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   68.746234][ T1722]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.746433][ T1722]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   68.746569][ T1722]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.746709][ T1722]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.746842][ T1722]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   68.746978][ T1722]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   68.747111][ T1722]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   68.747245][ T1722]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   68.747441][ T1722]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   68.747578][ T1722]  ? nla_get_range_signed (lib/nlattr.c:270)
[   68.747722][ T1722]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   68.747860][ T1722]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   68.747996][ T1722]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.748128][ T1722]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.748262][ T1722]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.748465][ T1722]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   68.748600][ T1722]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.748753][ T1722]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.748889][ T1722]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.749024][ T1722]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.749163][ T1722]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.749306][ T1722]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.749501][ T1722]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   68.749643][ T1722]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   68.749775][ T1722]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   68.749909][ T1722]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.750044][ T1722]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.750181][ T1722]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.750381][ T1722]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   68.750516][ T1722]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   68.750656][ T1722]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   68.750793][ T1722]  ? 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))
[   68.750928][ T1722]  ? 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))
[   68.751065][ T1722]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   68.751202][ T1722]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   68.751400][ T1722]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.751537][ T1722]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   68.751679][ T1722]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   68.751814][ T1722]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   68.751950][ T1722]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   68.752086][ T1722]  ? copy_msghdr_from_user (net/socket.c:2635)
[   68.752222][ T1722]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   68.752451][ T1722]  ? move_addr_to_kernel (net/socket.c:258)
[   68.752587][ T1722]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   68.752730][ T1722]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   68.752866][ T1722]  ___sys_sendmsg (net/socket.c:2752)
[   68.752999][ T1722]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   68.753165][ T1722]  ? copy_msghdr_from_user (net/socket.c:2603)
[   68.753378][ T1722]  __sys_sendmsg (net/socket.c:2784)
[   68.753514][ T1722]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   68.753657][ T1722]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   68.753828][ T1722]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   68.753963][ T1722]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.754103][ T1722]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   68.754242][ T1722]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   68.754440][ T1722]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   68.754574][ T1722]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   68.754747][ T1722] RIP: 0033:0x7f0de5ee208e
[   68.754888][ T1722] 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
[   68.755437][ T1722] RSP: 002b:00007ffcefa4fde0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   68.755644][ T1722] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f0de5ee208e
[   68.755847][ T1722] RDX: 0000000000000000 RSI: 00007ffcefa4fe90 RDI: 0000000000000005
[   68.756051][ T1722] RBP: 00007ffcefa4fdf0 R08: 0000000000000000 R09: 0000000000000000
[   68.756250][ T1722] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0bd
[   68.756517][ T1722] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcefa50560
| [   68.761634][ T1722] ------------[ cut here ]------------
| [   68.761774][ T1722] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1722
| [   68.762039][ T1722] Modules linked in: vxlan
| [   68.762464][ T1722] Tainted: [W]=WARN
[   68.762565][ T1722] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.762739][ T1722] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   68.762913][ T1722] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   68.763405][ T1722] RSP: 0018:ffa0000003436f78 EFLAGS: 00010286
[   68.763575][ T1722] RAX: 00000000ffffffa6 RBX: ff1100001472b700 RCX: 1ff4000000686db5
[   68.763783][ T1722] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001472b7bc
[   68.763986][ T1722] RBP: ff110000175e2000 R08: 1fe22000028e56f9 R09: ff1100001684ae58
[   68.764187][ T1722] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   68.764395][ T1722] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[   68.764599][ T1722] FS:  00007f0de5ca8840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   68.764838][ T1722] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.765013][ T1722] CR2: 0000562828836640 CR3: 000000001a425004 CR4: 0000000000771ef0
[   68.765216][ T1722] PKRU: 55555554
[   68.765327][ T1722] Call Trace:
[   68.765428][ T1722]  <TASK>
[   68.765498][ T1722]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.765639][ T1722]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   68.765776][ T1722]  notifier_call_chain (kernel/notifier.c:85)
[   68.765917][ T1722]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[   68.766086][ T1722]  ? netdev_change_features (net/core/dev.c:11117)
[   68.766224][ T1722]  ? br_opt_toggle (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:767 net/bridge/br.c:391)
[   68.766373][ T1722]  br_add_if (net/bridge/br_if.c:683)
[   68.766482][ T1722]  do_set_master (net/core/rtnetlink.c:3011)
[   68.766621][ T1722]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   68.766758][ T1722]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   68.766894][ T1722]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   68.767031][ T1722]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   68.767212][ T1722]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   68.767894][ T1722]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   68.768034][ T1722]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   68.768168][ T1722]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   68.768309][ T1722]  ? __kernel_text_address (kernel/extable.c:79)
[   68.768505][ T1722]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.768646][ T1722]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.768778][ T1722]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   68.768915][ T1722]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.769049][ T1722]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   68.769182][ T1722]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.769375][ T1722]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.769509][ T1722]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   68.769651][ T1722]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   68.769783][ T1722]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   68.769916][ T1722]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   68.770111][ T1722]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   68.770245][ T1722]  ? nla_get_range_signed (lib/nlattr.c:270)
[   68.770442][ T1722]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   68.770579][ T1722]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   68.770719][ T1722]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.770852][ T1722]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.770985][ T1722]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.771120][ T1722]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   68.771254][ T1722]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.771456][ T1722]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.771591][ T1722]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.771729][ T1722]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.771862][ T1722]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   68.771996][ T1722]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   68.772130][ T1722]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   68.772268][ T1722]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   68.772462][ T1722]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   68.772595][ T1722]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.772734][ T1722]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   68.772866][ T1722]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   68.773001][ T1722]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   68.773133][ T1722]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   68.773269][ T1722]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   68.773468][ T1722]  ? 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))
[   68.773600][ T1722]  ? 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))
[   68.773741][ T1722]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   68.773876][ T1722]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   68.774010][ T1722]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   68.774145][ T1722]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   68.774281][ T1722]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   68.774475][ T1722]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   68.774610][ T1722]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   68.774748][ T1722]  ? copy_msghdr_from_user (net/socket.c:2635)
[   68.774882][ T1722]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   68.775044][ T1722]  ? move_addr_to_kernel (net/socket.c:258)
[   68.775178][ T1722]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   68.775313][ T1722]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   68.775509][ T1722]  ___sys_sendmsg (net/socket.c:2752)
[   68.775648][ T1722]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   68.775813][ T1722]  ? copy_msghdr_from_user (net/socket.c:2603)
[   68.775961][ T1722]  __sys_sendmsg (net/socket.c:2784)
[   68.776093][ T1722]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   68.776225][ T1722]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   68.776454][ T1722]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   68.776591][ T1722]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   68.776731][ T1722]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   68.776863][ T1722]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   68.776997][ T1722]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   68.777129][ T1722]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   68.777297][ T1722] RIP: 0033:0x7f0de5ee208e
[   68.777502][ T1722] 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
[   68.777978][ T1722] RSP: 002b:00007ffcefa4fde0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   68.778177][ T1722] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f0de5ee208e
[   68.778435][ T1722] RDX: 0000000000000000 RSI: 00007ffcefa4fe90 RDI: 0000000000000005
[   68.778640][ T1722] RBP: 00007ffcefa4fdf0 R08: 0000000000000000 R09: 0000000000000000
[   68.778838][ T1722] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0bd
[   68.779036][ T1722] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcefa50560
| [   69.003473][ T1745] ------------[ cut here ]------------
| [   69.003675][ T1745] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1745
| [   69.003955][ T1745] Modules linked in: vxlan
| [   69.004391][ T1745] Tainted: [W]=WARN
[   69.004497][ T1745] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   69.004679][ T1745] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   69.004861][ T1745] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   69.005369][ T1745] RSP: 0018:ffa00000032f7090 EFLAGS: 00010286
[   69.005546][ T1745] RAX: 00000000ffffffa6 RBX: ff110000158be3c0 RCX: 1ff400000065edd8
[   69.005761][ T1745] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000158be47c
[   69.005966][ T1745] RBP: ff1100001aeec000 R08: 1fe2200002b17c91 R09: ff1100001af32e80
[   69.006175][ T1745] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   69.006388][ T1745] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   69.006597][ T1745] FS:  00007fade86ea840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   69.006843][ T1745] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   69.007020][ T1745] CR2: 000000000042e5e0 CR3: 0000000016c03001 CR4: 0000000000771ef0
[   69.007228][ T1745] PKRU: 55555554
[   69.007400][ T1745] Call Trace:
[   69.007506][ T1745]  <TASK>
[   69.007577][ T1745]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.007723][ T1745]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   69.007860][ T1745]  notifier_call_chain (kernel/notifier.c:85)
[   69.008000][ T1745]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   69.008141][ T1745]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   69.008286][ T1745]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   69.008486][ T1745]  netdev_upper_dev_link (net/core/dev.c:8972)
[   69.008631][ T1745]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   69.008771][ T1745]  register_vlan_dev (net/8021q/vlan.c:183)
[   69.008911][ T1745]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   69.009051][ T1745]  vlan_newlink (net/8021q/vlan_netlink.c:194)
[   69.009189][ T1745]  ? nla_strscpy (lib/nlattr.c:795)
[   69.009429][ T1745]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   69.009659][ T1745]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   69.009799][ T1745]  ? __dev_get_by_name (net/core/dev.c:883)
[   69.009938][ T1745]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   69.010083][ T1745]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   69.010225][ T1745]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   69.010465][ T1745]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.010603][ T1745]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.010747][ T1745]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   69.010884][ T1745]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   69.011020][ T1745]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   69.011162][ T1745]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   69.011305][ T1745]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   69.011525][ T1745]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   69.011669][ T1745]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   69.011807][ T1745]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   69.011944][ T1745]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.012083][ T1745]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.012220][ T1745]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.012437][ T1745]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   69.012575][ T1745]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   69.012719][ T1745]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   69.012880][ T1745]  ? 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))
[   69.013018][ T1745]  ? 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))
[   69.013157][ T1745]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   69.013300][ T1745]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   69.013507][ T1745]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.013650][ T1745]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   69.013787][ T1745]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   69.013927][ T1745]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   69.014066][ T1745]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   69.014204][ T1745]  ? copy_msghdr_from_user (net/socket.c:2635)
[   69.014405][ T1745]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   69.014574][ T1745]  ? move_addr_to_kernel (net/socket.c:258)
[   69.014721][ T1745]  ___sys_sendmsg (net/socket.c:2752)
[   69.014858][ T1745]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   69.014998][ T1745]  ? copy_msghdr_from_user (net/socket.c:2603)
[   69.015145][ T1745]  ? 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))
[   69.015285][ T1745]  __sys_sendmsg (net/socket.c:2784)
[   69.015575][ T1745]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   69.015738][ T1745]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.015881][ T1745]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.016019][ T1745]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   69.016158][ T1745]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   69.016300][ T1745]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   69.016508][ T1745]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   69.016682][ T1745] RIP: 0033:0x7fade892408e
[   69.016825][ T1745] 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
[   69.017322][ T1745] RSP: 002b:00007ffe514eb6d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   69.017529][ T1745] RAX: ffffffffffffffda RBX: 00007ffe514ebe90 RCX: 00007fade892408e
[   69.017739][ T1745] RDX: 0000000000000000 RSI: 00007ffe514eb780 RDI: 0000000000000005
[   69.017943][ T1745] RBP: 00007ffe514eb6e0 R08: 0000000000000000 R09: 0000000000000000
[   69.018149][ T1745] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0be
[   69.018363][ T1745] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe514ebe50
| [   69.020001][ T1745] ------------[ cut here ]------------
| [   69.020134][ T1745] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1745
| [   69.020410][ T1745] Modules linked in: vxlan
| [   69.020830][ T1745] Tainted: [W]=WARN
[   69.020934][ T1745] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   69.021129][ T1745] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   69.021309][ T1745] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   69.022032][ T1745] RSP: 0018:ffa00000032f71b0 EFLAGS: 00010286
[   69.022205][ T1745] RAX: 00000000ffffffa6 RBX: ff110000158bee40 RCX: 1ff400000065edfc
[   69.022471][ T1745] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000158beefc
[   69.022676][ T1745] RBP: ff11000008da4000 R08: 1fe2200002b17de1 R09: ff1100001af32e80
[   69.022894][ T1745] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   69.023095][ T1745] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab76b3a0
[   69.023300][ T1745] FS:  00007fade86ea840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   69.023559][ T1745] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   69.023733][ T1745] CR2: 000000000042e5e0 CR3: 0000000016c03001 CR4: 0000000000771ef0
[   69.023946][ T1745] PKRU: 55555554
[   69.024049][ T1745] Call Trace:
[   69.024149][ T1745]  <TASK>
[   69.024217][ T1745]  ? register_vlan_dev (net/8021q/vlan.c:188)
[   69.024361][ T1745]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   69.024497][ T1745]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   69.024643][ T1745]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   69.024745][ T1745]  __dev_notify_flags (net/core/dev.c:9787)
[   69.024883][ T1745]  ? netdev_update_features (net/core/dev.c:11098)
[   69.025021][ T1745]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[   69.025188][ T1745]  ? netif_change_name (net/core/dev.c:1495)
[   69.025330][ T1745]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   69.025465][ T1745]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   69.025602][ T1745]  ? register_vlan_dev (net/8021q/vlan.c:196)
[   69.025742][ T1745]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   69.025880][ T1745]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   69.026014][ T1745]  ? nla_strscpy (lib/nlattr.c:795)
[   69.026150][ T1745]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   69.026288][ T1745]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   69.026429][ T1745]  ? __dev_get_by_name (net/core/dev.c:883)
[   69.026564][ T1745]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   69.026711][ T1745]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   69.026855][ T1745]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   69.026996][ T1745]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.027130][ T1745]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.027267][ T1745]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   69.027411][ T1745]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   69.027545][ T1745]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   69.027689][ T1745]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   69.027825][ T1745]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   69.027961][ T1745]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   69.028096][ T1745]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   69.028229][ T1745]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   69.028372][ T1745]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.028511][ T1745]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.028652][ T1745]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.028787][ T1745]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   69.028920][ T1745]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   69.029056][ T1745]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   69.029195][ T1745]  ? 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))
[   69.029351][ T1745]  ? 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))
[   69.029488][ T1745]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   69.029630][ T1745]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   69.029765][ T1745]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.029899][ T1745]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   69.030034][ T1745]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   69.030173][ T1745]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   69.030312][ T1745]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   69.030451][ T1745]  ? copy_msghdr_from_user (net/socket.c:2635)
[   69.030588][ T1745]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   69.030760][ T1745]  ? move_addr_to_kernel (net/socket.c:258)
[   69.030899][ T1745]  ___sys_sendmsg (net/socket.c:2752)
[   69.031032][ T1745]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   69.031167][ T1745]  ? copy_msghdr_from_user (net/socket.c:2603)
[   69.031320][ T1745]  ? 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))
[   69.031459][ T1745]  __sys_sendmsg (net/socket.c:2784)
[   69.031593][ T1745]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   69.031777][ T1745]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.031911][ T1745]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.032046][ T1745]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   69.032182][ T1745]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   69.032326][ T1745]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   69.032461][ T1745]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   69.032636][ T1745] RIP: 0033:0x7fade892408e
[   69.032776][ T1745] 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
[   69.033254][ T1745] RSP: 002b:00007ffe514eb6d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   69.033462][ T1745] RAX: ffffffffffffffda RBX: 00007ffe514ebe90 RCX: 00007fade892408e
[   69.033668][ T1745] RDX: 0000000000000000 RSI: 00007ffe514eb780 RDI: 0000000000000005
[   69.033867][ T1745] RBP: 00007ffe514eb6e0 R08: 0000000000000000 R09: 0000000000000000
[   69.034069][ T1745] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0be
[   69.034272][ T1745] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe514ebe50
| [   69.092105][ T1747] ------------[ cut here ]------------
| [   69.092280][ T1747] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1747
| [   69.092571][ T1747] Modules linked in: vxlan
| [   69.092987][ T1747] Tainted: [W]=WARN
[   69.093086][ T1747] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   69.093252][ T1747] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   69.093431][ T1747] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   69.093904][ T1747] RSP: 0018:ffa00000032c7020 EFLAGS: 00010286
[   69.094072][ T1747] RAX: 00000000ffffffa6 RBX: ff11000012b0b1c0 RCX: 1ff4000000658dca
[   69.094278][ T1747] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0b27c
[   69.094481][ T1747] RBP: ff11000008da4000 R08: 1fe2200002561651 R09: ff11000016f32e58
[   69.094700][ T1747] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   69.094897][ T1747] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   69.095095][ T1747] FS:  00007f9b00aa1840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   69.095332][ T1747] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   69.095497][ T1747] CR2: 00007f9b00d711a0 CR3: 0000000004cc8006 CR4: 0000000000771ef0
[   69.095703][ T1747] PKRU: 55555554
[   69.095806][ T1747] Call Trace:
[   69.095905][ T1747]  <TASK>
[   69.095973][ T1747]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   69.096106][ T1747]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   69.096242][ T1747]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   69.096350][ T1747]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   69.096484][ T1747]  __dev_notify_flags (net/core/dev.c:9787)
[   69.096624][ T1747]  ? netif_change_name (net/core/dev.c:1495)
[   69.096758][ T1747]  ? __dev_change_flags (net/core/dev.c:9752)
[   69.096890][ T1747]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   69.097023][ T1747]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   69.097155][ T1747]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   69.097299][ T1747]  netif_change_flags (net/core/dev.c:9820)
[   69.097497][ T1747]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   69.097639][ T1747]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   69.097775][ T1747]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   69.097909][ T1747]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   69.098086][ T1747]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   69.098222][ T1747]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   69.098430][ T1747]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   69.098569][ T1747]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   69.098712][ T1747]  ? __kernel_text_address (kernel/extable.c:79)
[   69.098845][ T1747]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.098980][ T1747]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.099112][ T1747]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   69.099245][ T1747]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.099456][ T1747]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   69.099683][ T1747]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.099816][ T1747]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.099947][ T1747]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   69.100080][ T1747]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   69.100214][ T1747]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   69.100415][ T1747]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   69.100549][ T1747]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   69.100692][ T1747]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   69.100828][ T1747]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   69.100960][ T1747]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.101095][ T1747]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.101234][ T1747]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   69.101457][ T1747]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   69.101589][ T1747]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   69.101727][ T1747]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.101859][ T1747]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.101989][ T1747]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   69.102120][ T1747]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   69.102252][ T1747]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   69.102467][ T1747]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   69.102600][ T1747]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   69.102737][ T1747]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   69.102868][ T1747]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.103002][ T1747]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.103132][ T1747]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.103273][ T1747]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   69.103416][ T1747]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   69.103548][ T1747]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   69.103689][ T1747]  ? 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))
[   69.103820][ T1747]  ? 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))
[   69.103959][ T1747]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   69.104092][ T1747]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   69.104224][ T1747]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.104364][ T1747]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   69.104498][ T1747]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   69.104634][ T1747]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   69.104768][ T1747]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   69.104900][ T1747]  ? copy_msghdr_from_user (net/socket.c:2635)
[   69.105033][ T1747]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   69.105195][ T1747]  ? move_addr_to_kernel (net/socket.c:258)
[   69.105336][ T1747]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   69.105467][ T1747]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   69.105600][ T1747]  ___sys_sendmsg (net/socket.c:2752)
[   69.105756][ T1747]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   69.105919][ T1747]  ? copy_msghdr_from_user (net/socket.c:2603)
[   69.106064][ T1747]  __sys_sendmsg (net/socket.c:2784)
[   69.106198][ T1747]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   69.106337][ T1747]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   69.106503][ T1747]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   69.106640][ T1747]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.106773][ T1747]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   69.106905][ T1747]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   69.107037][ T1747]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   69.107169][ T1747]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   69.107347][ T1747] RIP: 0033:0x7f9b00cdb08e
[   69.107484][ T1747] 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
[   69.107960][ T1747] RSP: 002b:00007ffdca4f4650 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   69.108160][ T1747] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9b00cdb08e
[   69.108363][ T1747] RDX: 0000000000000000 RSI: 00007ffdca4f4700 RDI: 0000000000000005
[   69.108559][ T1747] RBP: 00007ffdca4f4660 R08: 0000000000000000 R09: 0000000000000000
[   69.108761][ T1747] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0be
[   69.108958][ T1747] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdca4f4dd0
| [   69.151786][ T1748] ------------[ cut here ]------------
| [   69.151973][ T1748] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1748
| [   69.152284][ T1748] Modules linked in: vxlan
| [   69.152730][ T1748] Tainted: [W]=WARN
[   69.152852][ T1748] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   69.153057][ T1748] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   69.153244][ T1748] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   69.153759][ T1748] RSP: 0018:ffa00000034a6f70 EFLAGS: 00010286
[   69.153936][ T1748] RAX: 00000000ffffffa6 RBX: ff11000014e2ac80 RCX: 1ff4000000694db4
[   69.154147][ T1748] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014e2ad3c
[   69.154389][ T1748] RBP: ff1100001ae69000 R08: 1fe22000029c55a9 R09: ff11000016f30b80
[   69.154599][ T1748] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   69.154815][ T1748] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   69.155027][ T1748] FS:  00007fe47870f840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   69.155281][ T1748] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   69.155462][ T1748] CR2: 0000000023165a28 CR3: 000000001a755002 CR4: 0000000000771ef0
[   69.155679][ T1748] PKRU: 55555554
[   69.155783][ T1748] Call Trace:
[   69.155887][ T1748]  <TASK>
[   69.155960][ T1748]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.156101][ T1748]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   69.156245][ T1748]  notifier_call_chain (kernel/notifier.c:85)
[   69.156396][ T1748]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   69.156539][ T1748]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   69.156689][ T1748]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   69.156830][ T1748]  netdev_upper_dev_link (net/core/dev.c:8972)
[   69.156970][ T1748]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   69.157112][ T1748] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   69.157260][ T1748]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   69.157417][ T1748] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   69.157561][ T1748]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   69.157714][ T1748]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   69.157858][ T1748]  ? nla_strscpy (lib/nlattr.c:795)
[   69.158000][ T1748]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   69.158146][ T1748]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   69.158290][ T1748]  ? __dev_get_by_name (net/core/dev.c:883)
[   69.158433][ T1748]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   69.158580][ T1748]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   69.158729][ T1748]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   69.158870][ T1748]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.159011][ T1748]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.159153][ T1748]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   69.159299][ T1748]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   69.159445][ T1748]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   69.159589][ T1748]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   69.159737][ T1748]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   69.159878][ T1748]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   69.160016][ T1748]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   69.160156][ T1748]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   69.160299][ T1748]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.160451][ T1748]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.160610][ T1748]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.160768][ T1748]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   69.160910][ T1748]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   69.161050][ T1748]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   69.161195][ T1748]  ? 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))
[   69.161345][ T1748]  ? 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))
[   69.161489][ T1748]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   69.161635][ T1748]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   69.161777][ T1748]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.161919][ T1748]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   69.162061][ T1748]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   69.162204][ T1748]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   69.162354][ T1748]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   69.162495][ T1748]  ? copy_msghdr_from_user (net/socket.c:2635)
[   69.162647][ T1748]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   69.162820][ T1748]  ? move_addr_to_kernel (net/socket.c:258)
[   69.162962][ T1748]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   69.163102][ T1748]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   69.163245][ T1748]  ___sys_sendmsg (net/socket.c:2752)
[   69.163391][ T1748]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   69.163565][ T1748]  ? copy_msghdr_from_user (net/socket.c:2603)
[   69.163726][ T1748]  __sys_sendmsg (net/socket.c:2784)
[   69.163866][ T1748]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   69.164005][ T1748]  ? vfs_write (./include/linux/fsnotify.h:96 ./include/linux/fsnotify.h:113 ./include/linux/fsnotify.h:127 ./include/linux/fsnotify.h:116 ./include/linux/fsnotify.h:433 fs/read_write.c:692)
[   69.164149][ T1748]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   69.164301][ T1748]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.164449][ T1748]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   69.164589][ T1748]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   69.164762][ T1748]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   69.164904][ T1748]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   69.165077][ T1748] RIP: 0033:0x7fe47894908e
[   69.165224][ T1748] 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
[   69.165738][ T1748] RSP: 002b:00007ffcaf21b1a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   69.165953][ T1748] RAX: ffffffffffffffda RBX: 00007ffcaf21b948 RCX: 00007fe47894908e
[   69.166209][ T1748] RDX: 0000000000000000 RSI: 00007ffcaf21b250 RDI: 0000000000000005
[   69.166425][ T1748] RBP: 00007ffcaf21b1b0 R08: 0000000000000000 R09: 0000000000000000
[   69.166642][ T1748] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0be
[   69.166853][ T1748] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcaf21b920
| [   69.168566][ T1748] ------------[ cut here ]------------
| [   69.168711][ T1748] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1748
| [   69.168987][ T1748] Modules linked in: vxlan
| [   69.169421][ T1748] Tainted: [W]=WARN
[   69.169527][ T1748] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   69.169707][ T1748] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   69.169890][ T1748] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   69.170402][ T1748] RSP: 0018:ffa00000034a6fd0 EFLAGS: 00010286
[   69.170579][ T1748] RAX: 00000000ffffffa6 RBX: ff11000014e2bc40 RCX: 1ff4000000694dc0
[   69.170796][ T1748] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014e2bcfc
[   69.171006][ T1748] RBP: ff11000016ca2000 R08: 1fe22000029c57a1 R09: ff11000016f30b80
[   69.171216][ T1748] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   69.171434][ T1748] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000016ca2e44
[   69.171654][ T1748] FS:  00007fe47870f840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   69.171898][ T1748] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   69.172075][ T1748] CR2: 0000000023165a28 CR3: 000000001a755002 CR4: 0000000000771ef0
[   69.172291][ T1748] PKRU: 55555554
[   69.172400][ T1748] Call Trace:
[   69.172507][ T1748]  <TASK>
[   69.172579][ T1748]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   69.172726][ T1748]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   69.172834][ T1748]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   69.172975][ T1748]  __dev_notify_flags (net/core/dev.c:9787)
[   69.173118][ T1748]  ? netif_change_name (net/core/dev.c:1495)
[   69.173261][ T1748]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   69.173412][ T1748]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   69.173555][ T1748]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   69.173704][ T1748] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   69.173848][ T1748]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   69.173993][ T1748] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   69.174137][ T1748]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   69.174285][ T1748]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   69.174431][ T1748]  ? nla_strscpy (lib/nlattr.c:795)
[   69.174577][ T1748]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   69.174727][ T1748]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   69.174868][ T1748]  ? __dev_get_by_name (net/core/dev.c:883)
[   69.175009][ T1748]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   69.175155][ T1748]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   69.175304][ T1748]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   69.175452][ T1748]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.175592][ T1748]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.175739][ T1748]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   69.175879][ T1748]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   69.176019][ T1748]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   69.176164][ T1748]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   69.176310][ T1748]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   69.176457][ T1748]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   69.176597][ T1748]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   69.176745][ T1748]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   69.176886][ T1748]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.177028][ T1748]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.177169][ T1748]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.177343][ T1748]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   69.177485][ T1748]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   69.177631][ T1748]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   69.177775][ T1748]  ? 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))
[   69.177917][ T1748]  ? 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))
[   69.178059][ T1748]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   69.178201][ T1748]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   69.178351][ T1748]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.178493][ T1748]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   69.178641][ T1748]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   69.178782][ T1748]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   69.178926][ T1748]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   69.179069][ T1748]  ? copy_msghdr_from_user (net/socket.c:2635)
[   69.179211][ T1748]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   69.179394][ T1748]  ? move_addr_to_kernel (net/socket.c:258)
[   69.179537][ T1748]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   69.179686][ T1748]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   69.179828][ T1748]  ___sys_sendmsg (net/socket.c:2752)
[   69.179968][ T1748]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   69.180146][ T1748]  ? copy_msghdr_from_user (net/socket.c:2603)
[   69.180305][ T1748]  __sys_sendmsg (net/socket.c:2784)
[   69.180454][ T1748]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   69.180596][ T1748]  ? vfs_write (./include/linux/fsnotify.h:96 ./include/linux/fsnotify.h:113 ./include/linux/fsnotify.h:127 ./include/linux/fsnotify.h:116 ./include/linux/fsnotify.h:433 fs/read_write.c:692)
[   69.180745][ T1748]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   69.180887][ T1748]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.181031][ T1748]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   69.181176][ T1748]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   69.181324][ T1748]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   69.181465][ T1748]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   69.181648][ T1748] RIP: 0033:0x7fe47894908e
[   69.181816][ T1748] 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
[   69.182332][ T1748] RSP: 002b:00007ffcaf21b1a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   69.182547][ T1748] RAX: ffffffffffffffda RBX: 00007ffcaf21b948 RCX: 00007fe47894908e
[   69.182765][ T1748] RDX: 0000000000000000 RSI: 00007ffcaf21b250 RDI: 0000000000000005
[   69.182977][ T1748] RBP: 00007ffcaf21b1b0 R08: 0000000000000000 R09: 0000000000000000
[   69.183189][ T1748] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0be
[   69.183407][ T1748] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcaf21b920
| [   69.209931][ T1749] ------------[ cut here ]------------
| [   69.210082][ T1749] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1749
| [   69.210961][ T1749] Modules linked in: vxlan
| [   69.211377][ T1749] Tainted: [W]=WARN
[   69.211476][ T1749] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   69.211646][ T1749] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   69.211815][ T1749] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   69.212283][ T1749] RSP: 0018:ffa00000034b7150 EFLAGS: 00010286
[   69.212466][ T1749] RAX: 00000000ffffffa6 RBX: ff11000019eb83c0 RCX: 1ff4000000696df0
[   69.212663][ T1749] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000019eb847c
[   69.212861][ T1749] RBP: ff110000175e2000 R08: 1fe22000033d7091 R09: ff1100001aa10b58
[   69.213055][ T1749] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   69.213248][ T1749] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000001f81c40
[   69.213455][ T1749] FS:  00007f9511baf840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   69.213697][ T1749] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   69.213860][ T1749] CR2: 00000000004ec910 CR3: 0000000004c91002 CR4: 0000000000771ef0
[   69.214060][ T1749] PKRU: 55555554
[   69.214167][ T1749] Call Trace:
[   69.214267][ T1749]  <TASK>
[   69.214343][ T1749]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   69.214473][ T1749]  ? notifier_call_chain (kernel/notifier.c:85)
[   69.214605][ T1749]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   69.214712][ T1749]  netif_state_change (net/core/dev.c:1605)
[   69.214843][ T1749]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   69.215007][ T1749]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6))
[   69.215173][ T1749]  linkwatch_sync_dev (net/core/link_watch.c:295)
[   69.215307][ T1749]  rtnl_getlink (net/core/rtnetlink.c:4273)
[   69.215443][ T1749]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.215589][ T1749]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.215726][ T1749]  ? rtnl_dump_ifinfo (./include/net/netlink.h:1236)
[   69.215859][ T1749]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   69.216004][ T1749]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   69.216134][ T1749]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.216286][ T1749]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.216422][ T1749]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.216554][ T1749]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   69.216690][ T1749]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   69.216818][ T1749]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.216952][ T1749]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   69.217083][ T1749]  ? rtnl_dump_ifinfo (./include/net/netlink.h:1236)
[   69.217214][ T1749]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   69.217356][ T1749]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   69.217569][ T1749]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   69.217706][ T1749]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.217838][ T1749]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.218045][ T1749]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.218179][ T1749]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   69.218312][ T1749]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   69.218448][ T1749]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   69.218582][ T1749]  ? 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))
[   69.218722][ T1749]  ? 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))
[   69.218854][ T1749]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   69.218986][ T1749]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   69.219139][ T1749]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.219277][ T1749]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   69.219414][ T1749]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   69.219545][ T1749]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   69.219689][ T1749]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   69.219833][ T1749]  ? copy_msghdr_from_user (net/socket.c:2635)
[   69.219968][ T1749]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   69.220129][ T1749]  ? move_addr_to_kernel (net/socket.c:258)
[   69.220259][ T1749]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   69.220400][ T1749]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   69.220576][ T1749]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   69.220715][ T1749]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   69.220882][ T1749]  ___sys_sendmsg (net/socket.c:2752)
[   69.221034][ T1749]  ? copy_msghdr_from_user (net/socket.c:2603)
[   69.221195][ T1749]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.221344][ T1749]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   69.221475][ T1749]  ? do_getsockname (net/socket.c:2192)
[   69.221608][ T1749]  __sys_sendmsg (net/socket.c:2784)
[   69.221757][ T1749]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   69.221901][ T1749]  ? __sys_getsockname (net/socket.c:2210)
[   69.222036][ T1749]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.222167][ T1749]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   69.222305][ T1749]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   69.222446][ T1749]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   69.222575][ T1749]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   69.222761][ T1749] RIP: 0033:0x7f9511de908e
[   69.222898][ T1749] 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
[   69.223412][ T1749] RSP: 002b:00007ffd36303e90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   69.223630][ T1749] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9511de908e
[   69.223826][ T1749] RDX: 0000000000000000 RSI: 00007ffd36303f40 RDI: 0000000000000006
[   69.224021][ T1749] RBP: 00007ffd36303ea0 R08: 0000000000000000 R09: 0000000000000000
[   69.224220][ T1749] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0be
[   69.224423][ T1749] R13: 00007ffd36303ff0 R14: 00007ffd36305c38 R15: 00000000fffffff5
| [   69.228782][ T1749] ------------[ cut here ]------------
| [   69.228921][ T1749] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1749
| [   69.229183][ T1749] Modules linked in: vxlan
| [   69.229626][ T1749] Tainted: [W]=WARN
[   69.229730][ T1749] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   69.229900][ T1749] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   69.230085][ T1749] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   69.230576][ T1749] RSP: 0018:ffa00000034b6ee0 EFLAGS: 00010286
[   69.230766][ T1749] RAX: 00000000ffffffa6 RBX: ff1100000549c3c0 RCX: 1ff4000000696da2
[   69.230966][ T1749] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000549c47c
[   69.231165][ T1749] RBP: ff11000016ca2000 R08: 1fe2200000a93891 R09: ff1100001aa10b58
[   69.232085][ T1749] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   69.232414][ T1749] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   69.232622][ T1749] FS:  00007f9511baf840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   69.232914][ T1749] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   69.233082][ T1749] CR2: 00000000152f5988 CR3: 0000000004c91002 CR4: 0000000000771ef0
[   69.233287][ T1749] PKRU: 55555554
[   69.233464][ T1749] Call Trace:
[   69.233618][ T1749]  <TASK>
[   69.233692][ T1749]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.233826][ T1749]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   69.233962][ T1749]  notifier_call_chain (kernel/notifier.c:85)
[   69.234104][ T1749]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   69.234251][ T1749]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.234449][ T1749]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   69.234586][ T1749]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   69.234735][ T1749]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[   69.234871][ T1749]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[   69.235006][ T1749]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   69.235140][ T1749]  ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:45)
[   69.235279][ T1749]  ? netdev_rx_handler_register (net/core/dev.c:5900)
[   69.235492][ T1749]  br_add_if (net/bridge/br_if.c:619)
[   69.235601][ T1749]  do_set_master (net/core/rtnetlink.c:3011)
[   69.235743][ T1749]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   69.235879][ T1749]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   69.236021][ T1749]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   69.236158][ T1749]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   69.236386][ T1749]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   69.236521][ T1749]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   69.236662][ T1749]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   69.236813][ T1749]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   69.236948][ T1749]  ? __kernel_text_address (kernel/extable.c:79)
[   69.237082][ T1749]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.237219][ T1749]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.237420][ T1749]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   69.237556][ T1749]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.237698][ T1749]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   69.237833][ T1749]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.237967][ T1749]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.238101][ T1749]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   69.238237][ T1749]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   69.238438][ T1749]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   69.238575][ T1749]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   69.239013][ T1749]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   69.239148][ T1749]  ? nla_get_range_signed (lib/nlattr.c:270)
[   69.239286][ T1749]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   69.239491][ T1749]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   69.239634][ T1749]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.239777][ T1749]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.239911][ T1749]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   69.240065][ T1749]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   69.240201][ T1749]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   69.240400][ T1749]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.240549][ T1749]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.240691][ T1749]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   69.241036][ T1749]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   69.241174][ T1749]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   69.241376][ T1749]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   69.241511][ T1749]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   69.241654][ T1749]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   69.241807][ T1749]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.241959][ T1749]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.242110][ T1749]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.242246][ T1749]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   69.242441][ T1749]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   69.242590][ T1749]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   69.242735][ T1749]  ? 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))
[   69.242872][ T1749]  ? 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))
[   69.243025][ T1749]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   69.243173][ T1749]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   69.243389][ T1749]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.243622][ T1749]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   69.243758][ T1749]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   69.243894][ T1749]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   69.244035][ T1749]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   69.244192][ T1749]  ? copy_msghdr_from_user (net/socket.c:2635)
[   69.244391][ T1749]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   69.244559][ T1749]  ? move_addr_to_kernel (net/socket.c:258)
[   69.244707][ T1749]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   69.244842][ T1749]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   69.244979][ T1749]  ___sys_sendmsg (net/socket.c:2752)
[   69.245114][ T1749]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   69.245295][ T1749]  ? copy_msghdr_from_user (net/socket.c:2603)
[   69.245525][ T1749]  __sys_sendmsg (net/socket.c:2784)
[   69.245668][ T1749]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   69.245802][ T1749]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   69.245972][ T1749]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   69.246107][ T1749]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.246247][ T1749]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   69.246442][ T1749]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   69.246588][ T1749]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   69.246731][ T1749]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   69.246901][ T1749] RIP: 0033:0x7f9511de908e
[   69.247041][ T1749] 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
[   69.248568][ T1749] RSP: 002b:00007ffd363054a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   69.248807][ T1749] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9511de908e
[   69.249011][ T1749] RDX: 0000000000000000 RSI: 00007ffd36305550 RDI: 0000000000000005
[   69.249216][ T1749] RBP: 00007ffd363054b0 R08: 0000000000000000 R09: 0000000000000000
[   69.249488][ T1749] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0be
[   69.249706][ T1749] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd36305c20
| [   69.251548][ T1749] ------------[ cut here ]------------
| [   69.251700][ T1749] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1749
| [   69.251978][ T1749] Modules linked in: vxlan
| [   69.252429][ T1749] Tainted: [W]=WARN
[   69.252536][ T1749] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   69.252719][ T1749] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   69.252922][ T1749] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   69.253457][ T1749] RSP: 0018:ffa00000034b6ea0 EFLAGS: 00010286
[   69.253672][ T1749] RAX: 00000000ffffffa6 RBX: ff1100000549d1c0 RCX: 1ff4000000696d9a
[   69.253922][ T1749] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000549d27c
[   69.254154][ T1749] RBP: ff11000016ca2000 R08: 1fe2200000a93a51 R09: ff1100001aa10b58
[   69.254391][ T1749] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[   69.254638][ T1749] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000016ded808
[   69.254876][ T1749] FS:  00007f9511baf840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   69.255131][ T1749] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   69.255329][ T1749] CR2: 00007fe478a7155f CR3: 0000000004c91001 CR4: 0000000000771ef0
[   69.255565][ T1749] PKRU: 55555554
[   69.255694][ T1749] Call Trace:
[   69.255820][ T1749]  <TASK>
[   69.255939][ T1749]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   69.256083][ T1749]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   69.256208][ T1749]  __dev_notify_flags (net/core/dev.c:9787)
[   69.256379][ T1749]  ? netdev_notice (net/core/dev.c:13008)
[   69.256541][ T1749]  ? netif_change_name (net/core/dev.c:1495)
[   69.256720][ T1749]  ? dev_get_min_mp_channel_count (./include/net/netdev_lock.h:30 (discriminator 1))
[   69.256933][ T1749]  ? netif_disable_lro (net/core/dev.c:11098 net/core/dev.c:1830)
[   69.257106][ T1749]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   69.257282][ T1749]  __dev_set_promiscuity (net/core/dev.c:9630)
[   69.257443][ T1749]  netif_set_promiscuity (net/core/dev.c:9639)
[   69.257605][ T1749]  dev_set_promiscuity (net/core/dev_api.c:288)
[   69.257772][ T1749]  br_port_set_promisc (net/bridge/br_if.c:108)
[   69.257943][ T1749]  br_manage_promisc (net/bridge/br_if.c:174)
[   69.258102][ T1749]  br_add_if (net/bridge/br_if.c:242 net/bridge/br_if.c:627)
[   69.258215][ T1749]  do_set_master (net/core/rtnetlink.c:3011)
[   69.258396][ T1749]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   69.258549][ T1749]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   69.258741][ T1749]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   69.258890][ T1749]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   69.259088][ T1749]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   69.259237][ T1749]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   69.259427][ T1749]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   69.259580][ T1749]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   69.259737][ T1749]  ? __kernel_text_address (kernel/extable.c:79)
[   69.259883][ T1749]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.260092][ T1749]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.260243][ T1749]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   69.260626][ T1749]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.260780][ T1749]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   69.260938][ T1749]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.261091][ T1749]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.261242][ T1749]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   69.261417][ T1749]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   69.261600][ T1749]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   69.261769][ T1749]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   69.261922][ T1749]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   69.262069][ T1749]  ? nla_get_range_signed (lib/nlattr.c:270)
[   69.262245][ T1749]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   69.262414][ T1749]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   69.262559][ T1749]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.262725][ T1749]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.262922][ T1749]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   69.263079][ T1749]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   69.263240][ T1749]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   69.263412][ T1749]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.263566][ T1749]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.263729][ T1749]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   69.263876][ T1749]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   69.264018][ T1749]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   69.264166][ T1749]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   69.264310][ T1749]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   69.264457][ T1749]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   69.264597][ T1749]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.264747][ T1749]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.264889][ T1749]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.265032][ T1749]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   69.265176][ T1749]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   69.265323][ T1749]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   69.265468][ T1749]  ? 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))
[   69.265609][ T1749]  ? 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))
[   69.265757][ T1749]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   69.265900][ T1749]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   69.266042][ T1749]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.266186][ T1749]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   69.266338][ T1749]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   69.266482][ T1749]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   69.266818][ T1749]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   69.266960][ T1749]  ? copy_msghdr_from_user (net/socket.c:2635)
[   69.267100][ T1749]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   69.267279][ T1749]  ? move_addr_to_kernel (net/socket.c:258)
[   69.267430][ T1749]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   69.267571][ T1749]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   69.267720][ T1749]  ___sys_sendmsg (net/socket.c:2752)
[   69.267862][ T1749]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   69.268038][ T1749]  ? copy_msghdr_from_user (net/socket.c:2603)
[   69.268193][ T1749]  __sys_sendmsg (net/socket.c:2784)
[   69.268346][ T1749]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   69.268487][ T1749]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   69.268673][ T1749]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   69.268814][ T1749]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.268985][ T1749]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   69.269127][ T1749]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   69.269272][ T1749]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   69.269420][ T1749]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   69.269596][ T1749] RIP: 0033:0x7f9511de908e
[   69.269752][ T1749] 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
[   69.270254][ T1749] RSP: 002b:00007ffd363054a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   69.270479][ T1749] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9511de908e
[   69.270698][ T1749] RDX: 0000000000000000 RSI: 00007ffd36305550 RDI: 0000000000000005
[   69.270910][ T1749] RBP: 00007ffd363054b0 R08: 0000000000000000 R09: 0000000000000000
[   69.271120][ T1749] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0be
[   69.271341][ T1749] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd36305c20
| [   69.278418][ T1749] ------------[ cut here ]------------
| [   69.278560][ T1749] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1749
| [   69.278838][ T1749] Modules linked in: vxlan
| [   69.279267][ T1749] Tainted: [W]=WARN
[   69.279381][ T1749] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   69.279555][ T1749] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   69.279745][ T1749] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   69.280239][ T1749] RSP: 0018:ffa00000034b6e20 EFLAGS: 00010286
[   69.280423][ T1749] RAX: 00000000ffffffa6 RBX: ff1100000549cc80 RCX: 1ff4000000696d8a
[   69.280637][ T1749] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000549cd3c
[   69.280846][ T1749] RBP: ff110000175e2000 R08: 1fe2200000a939a9 R09: ff1100001aa10b58
[   69.281063][ T1749] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   69.281275][ T1749] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   69.281495][ T1749] FS:  00007f9511baf840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   69.281745][ T1749] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   69.281921][ T1749] CR2: 00007fe478a7155f CR3: 0000000004c91001 CR4: 0000000000771ef0
[   69.282131][ T1749] PKRU: 55555554
[   69.282235][ T1749] Call Trace:
[   69.282349][ T1749]  <TASK>
[   69.282420][ T1749]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.282559][ T1749]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   69.282703][ T1749]  notifier_call_chain (kernel/notifier.c:85)
[   69.282847][ T1749]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[   69.282986][ T1749]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[   69.283125][ T1749]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   69.283266][ T1749]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   69.283413][ T1749]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   69.283587][ T1749]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   69.283731][ T1749]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6))
[   69.283909][ T1749]  netif_set_mtu (net/core/dev.c:9910)
[   69.284050][ T1749]  ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2))
[   69.284195][ T1749]  ? br_get_link_af_size_filtered (./include/linux/rcupdate.h:871 net/bridge/br_netlink.c:114)
[   69.284380][ T1749]  dev_set_mtu (net/core/dev_api.c:249)
[   69.284487][ T1749]  br_mtu_auto_adjust (net/bridge/br_if.c:525 (discriminator 1) net/bridge/br_if.c:514 (discriminator 1))
[   69.284631][ T1749]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[   69.284773][ T1749]  br_add_if (net/bridge/br_if.c:681)
[   69.284884][ T1749]  do_set_master (net/core/rtnetlink.c:3011)
[   69.285028][ T1749]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   69.285168][ T1749]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   69.285333][ T1749]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   69.285477][ T1749]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   69.285663][ T1749]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   69.285803][ T1749]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   69.285942][ T1749]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   69.286082][ T1749]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   69.286222][ T1749]  ? __kernel_text_address (kernel/extable.c:79)
[   69.286371][ T1749]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.286515][ T1749]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.286658][ T1749]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   69.286801][ T1749]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.286943][ T1749]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   69.287083][ T1749]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.287222][ T1749]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.287373][ T1749]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   69.287514][ T1749]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   69.287661][ T1749]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   69.287801][ T1749]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   69.287944][ T1749]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   69.288083][ T1749]  ? nla_get_range_signed (lib/nlattr.c:270)
[   69.288227][ T1749]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   69.288380][ T1749]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   69.288523][ T1749]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.288699][ T1749]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.288841][ T1749]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   69.288982][ T1749]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   69.289121][ T1749]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   69.289265][ T1749]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.289413][ T1749]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.289554][ T1749]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   69.289700][ T1749]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   69.289849][ T1749]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   69.289989][ T1749]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   69.290128][ T1749]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   69.290270][ T1749]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   69.290419][ T1749]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.290564][ T1749]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.290707][ T1749]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.290847][ T1749]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   69.290987][ T1749]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   69.291127][ T1749]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   69.291275][ T1749]  ? 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))
[   69.291422][ T1749]  ? 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))
[   69.291563][ T1749]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   69.291711][ T1749]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   69.291852][ T1749]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.291994][ T1749]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   69.292137][ T1749]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   69.292281][ T1749]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   69.292428][ T1749]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   69.292569][ T1749]  ? copy_msghdr_from_user (net/socket.c:2635)
[   69.292716][ T1749]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   69.292889][ T1749]  ? move_addr_to_kernel (net/socket.c:258)
[   69.293031][ T1749]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   69.293170][ T1749]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   69.293319][ T1749]  ___sys_sendmsg (net/socket.c:2752)
[   69.293459][ T1749]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   69.293641][ T1749]  ? copy_msghdr_from_user (net/socket.c:2603)
[   69.293793][ T1749]  __sys_sendmsg (net/socket.c:2784)
[   69.293933][ T1749]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   69.294071][ T1749]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   69.294248][ T1749]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   69.294398][ T1749]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.294539][ T1749]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   69.294686][ T1749]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   69.294825][ T1749]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   69.294965][ T1749]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   69.295139][ T1749] RIP: 0033:0x7f9511de908e
[   69.295288][ T1749] 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
[   69.295805][ T1749] RSP: 002b:00007ffd363054a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   69.296015][ T1749] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9511de908e
[   69.296222][ T1749] RDX: 0000000000000000 RSI: 00007ffd36305550 RDI: 0000000000000005
[   69.296438][ T1749] RBP: 00007ffd363054b0 R08: 0000000000000000 R09: 0000000000000000
[   69.296656][ T1749] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0be
[   69.296865][ T1749] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd36305c20
| [   69.298538][ T1749] ------------[ cut here ]------------
| [   69.298676][ T1749] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1749
| [   69.298940][ T1749] Modules linked in: vxlan
| [   69.299358][ T1749] Tainted: [W]=WARN
[   69.299460][ T1749] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   69.299632][ T1749] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   69.299806][ T1749] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   69.300291][ T1749] RSP: 0018:ffa00000034b6f78 EFLAGS: 00010286
[   69.300466][ T1749] RAX: 00000000ffffffa6 RBX: ff1100000549c580 RCX: 1ff4000000696db5
[   69.300676][ T1749] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000549c63c
[   69.300874][ T1749] RBP: ff110000175e2000 R08: 1fe2200000a938c9 R09: ff1100001aa10b58
[   69.301072][ T1749] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   69.301277][ T1749] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[   69.301486][ T1749] FS:  00007f9511baf840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   69.301725][ T1749] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   69.301891][ T1749] CR2: 00007fe478a7155f CR3: 0000000004c91001 CR4: 0000000000771ef0
[   69.302092][ T1749] PKRU: 55555554
[   69.302192][ T1749] Call Trace:
[   69.302296][ T1749]  <TASK>
[   69.302386][ T1749]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.302523][ T1749]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   69.302675][ T1749]  notifier_call_chain (kernel/notifier.c:85)
[   69.302813][ T1749]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[   69.302982][ T1749]  ? br_get_link_af_size_filtered (./include/linux/rcupdate.h:871 net/bridge/br_netlink.c:114)
[   69.303151][ T1749]  ? netdev_change_features (net/core/dev.c:11117)
[   69.303293][ T1749]  ? br_opt_toggle (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 net/bridge/br.c:402)
[   69.303436][ T1749]  br_add_if (net/bridge/br_if.c:683)
[   69.303542][ T1749]  do_set_master (net/core/rtnetlink.c:3011)
[   69.303685][ T1749]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   69.303820][ T1749]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   69.303955][ T1749]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   69.304090][ T1749]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   69.304259][ T1749]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   69.304402][ T1749]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   69.304538][ T1749]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   69.304679][ T1749]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   69.304814][ T1749]  ? __kernel_text_address (kernel/extable.c:79)
[   69.304948][ T1749]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.305085][ T1749]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.305221][ T1749]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   69.305365][ T1749]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.305502][ T1749]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   69.305643][ T1749]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.305777][ T1749]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.305921][ T1749]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   69.306057][ T1749]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   69.306194][ T1749]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   69.306339][ T1749]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   69.306477][ T1749]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   69.306610][ T1749]  ? nla_get_range_signed (lib/nlattr.c:270)
[   69.306754][ T1749]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   69.306893][ T1749]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   69.307030][ T1749]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.307164][ T1749]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.307305][ T1749]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   69.307446][ T1749]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   69.307580][ T1749]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   69.307726][ T1749]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.307860][ T1749]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.307994][ T1749]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   69.308144][ T1749]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   69.308286][ T1749]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   69.308428][ T1749]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   69.308563][ T1749]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   69.308705][ T1749]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   69.308840][ T1749]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.308978][ T1749]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.309113][ T1749]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.309251][ T1749]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   69.309397][ T1749]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   69.309532][ T1749]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   69.309677][ T1749]  ? 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))
[   69.309811][ T1749]  ? 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))
[   69.309950][ T1749]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   69.310086][ T1749]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   69.310221][ T1749]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.310368][ T1749]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   69.310509][ T1749]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   69.310651][ T1749]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   69.310789][ T1749]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   69.310924][ T1749]  ? copy_msghdr_from_user (net/socket.c:2635)
[   69.311059][ T1749]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   69.311226][ T1749]  ? move_addr_to_kernel (net/socket.c:258)
[   69.311372][ T1749]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   69.311510][ T1749]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   69.311652][ T1749]  ___sys_sendmsg (net/socket.c:2752)
[   69.311787][ T1749]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   69.311953][ T1749]  ? copy_msghdr_from_user (net/socket.c:2603)
[   69.312101][ T1749]  __sys_sendmsg (net/socket.c:2784)
[   69.312236][ T1749]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   69.312381][ T1749]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   69.312557][ T1749]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   69.312697][ T1749]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.312834][ T1749]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   69.312968][ T1749]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   69.313101][ T1749]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   69.313237][ T1749]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   69.313414][ T1749] RIP: 0033:0x7f9511de908e
[   69.313553][ T1749] 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
[   69.314036][ T1749] RSP: 002b:00007ffd363054a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   69.314239][ T1749] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9511de908e
[   69.314448][ T1749] RDX: 0000000000000000 RSI: 00007ffd36305550 RDI: 0000000000000005
[   69.314654][ T1749] RBP: 00007ffd363054b0 R08: 0000000000000000 R09: 0000000000000000
[   69.314857][ T1749] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0be
[   69.315056][ T1749] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd36305c20
| [   69.350847][ T1750] ------------[ cut here ]------------
| [   69.350995][ T1750] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1750
| [   69.351270][ T1750] Modules linked in: vxlan
| [   69.351694][ T1750] Tainted: [W]=WARN
[   69.351792][ T1750] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   69.351954][ T1750] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   69.352123][ T1750] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   69.352596][ T1750] RSP: 0018:ffa00000034b7020 EFLAGS: 00010286
[   69.352768][ T1750] RAX: 00000000ffffffa6 RBX: ff11000010b90e40 RCX: 1ff4000000696dca
[   69.352963][ T1750] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010b90efc
[   69.353156][ T1750] RBP: ff11000016ca2000 R08: 1fe22000021721e1 R09: ff1100001aa12e58
[   69.353800][ T1750] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   69.354000][ T1750] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   69.354194][ T1750] FS:  00007f4b76e78840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   69.354431][ T1750] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   69.354594][ T1750] CR2: 0000000026188988 CR3: 000000001a93e005 CR4: 0000000000771ef0
[   69.354796][ T1750] PKRU: 55555554
[   69.354893][ T1750] Call Trace:
[   69.354990][ T1750]  <TASK>
[   69.355058][ T1750]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   69.355191][ T1750]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   69.355296][ T1750]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   69.355432][ T1750]  __dev_notify_flags (net/core/dev.c:9787)
[   69.355564][ T1750]  ? netif_change_name (net/core/dev.c:1495)
[   69.355702][ T1750]  ? __dev_change_flags (net/core/dev.c:9752)
[   69.355832][ T1750]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   69.355962][ T1750]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   69.356094][ T1750]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   69.356228][ T1750]  netif_change_flags (net/core/dev.c:9820)
[   69.356365][ T1750]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   69.356499][ T1750]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   69.356638][ T1750]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   69.356769][ T1750]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   69.356941][ T1750]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   69.357073][ T1750]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   69.357203][ T1750]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   69.357344][ T1750]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   69.357478][ T1750]  ? __kernel_text_address (kernel/extable.c:79)
[   69.357609][ T1750]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.357748][ T1750]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.357879][ T1750]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   69.358010][ T1750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.358140][ T1750]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   69.358273][ T1750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.358411][ T1750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.358542][ T1750]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   69.358679][ T1750]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   69.358810][ T1750]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   69.358942][ T1750]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   69.359074][ T1750]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   69.359208][ T1750]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   69.359350][ T1750]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   69.359485][ T1750]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.359620][ T1750]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.359750][ T1750]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   69.359880][ T1750]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   69.360016][ T1750]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   69.360148][ T1750]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.360279][ T1750]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.360415][ T1750]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   69.360549][ T1750]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   69.360688][ T1750]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   69.360818][ T1750]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   69.360952][ T1750]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   69.361082][ T1750]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   69.361213][ T1750]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.361352][ T1750]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.361483][ T1750]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.361620][ T1750]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   69.361750][ T1750]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   69.361880][ T1750]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   69.362013][ T1750]  ? 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))
[   69.362144][ T1750]  ? 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))
[   69.362280][ T1750]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   69.362424][ T1750]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   69.362557][ T1750]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.362697][ T1750]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   69.362829][ T1750]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   69.362961][ T1750]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   69.363093][ T1750]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   69.363225][ T1750]  ? copy_msghdr_from_user (net/socket.c:2635)
[   69.363363][ T1750]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   69.363527][ T1750]  ? move_addr_to_kernel (net/socket.c:258)
[   69.363665][ T1750]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   69.363796][ T1750]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   69.363928][ T1750]  ___sys_sendmsg (net/socket.c:2752)
[   69.364058][ T1750]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   69.364225][ T1750]  ? copy_msghdr_from_user (net/socket.c:2603)
[   69.364376][ T1750]  __sys_sendmsg (net/socket.c:2784)
[   69.364511][ T1750]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   69.364647][ T1750]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   69.364813][ T1750]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   69.364944][ T1750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.365076][ T1750]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   69.365208][ T1750]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   69.365347][ T1750]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   69.365479][ T1750]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   69.365648][ T1750] RIP: 0033:0x7f4b770b208e
[   69.365786][ T1750] 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
[   69.366251][ T1750] RSP: 002b:00007ffee6a5eef0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   69.366460][ T1750] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4b770b208e
[   69.366660][ T1750] RDX: 0000000000000000 RSI: 00007ffee6a5efa0 RDI: 0000000000000005
[   69.366857][ T1750] RBP: 00007ffee6a5ef00 R08: 0000000000000000 R09: 0000000000000000
[   69.367052][ T1750] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0be
[   69.367247][ T1750] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffee6a5f670
| [   69.727797][ T1774] ------------[ cut here ]------------
| [   69.727981][ T1774] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1774
| [   69.728258][ T1774] Modules linked in: vxlan
| [   69.728703][ T1774] Tainted: [W]=WARN
[   69.728809][ T1774] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   69.728979][ T1774] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   69.729159][ T1774] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   69.729663][ T1774] RSP: 0018:ffa0000003507090 EFLAGS: 00010286
[   69.729838][ T1774] RAX: 00000000ffffffa6 RBX: ff1100001671b700 RCX: 1ff40000006a0dd8
[   69.730043][ T1774] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001671b7bc
[   69.730249][ T1774] RBP: ff1100001aeec000 R08: 1fe2200002ce36f9 R09: ff1100001968ae80
[   69.730461][ T1774] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   69.730676][ T1774] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   69.730884][ T1774] FS:  00007f7c24b29840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   69.731128][ T1774] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   69.731304][ T1774] CR2: 000000000042e5e0 CR3: 000000001ad82006 CR4: 0000000000771ef0
[   69.731517][ T1774] PKRU: 55555554
[   69.731627][ T1774] Call Trace:
[   69.731731][ T1774]  <TASK>
[   69.731803][ T1774]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.731944][ T1774]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   69.732082][ T1774]  notifier_call_chain (kernel/notifier.c:85)
[   69.732222][ T1774]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   69.732369][ T1774]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   69.732512][ T1774]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   69.732659][ T1774]  netdev_upper_dev_link (net/core/dev.c:8972)
[   69.732798][ T1774]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   69.732936][ T1774]  register_vlan_dev (net/8021q/vlan.c:183)
[   69.733076][ T1774]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   69.733215][ T1774]  vlan_newlink (net/8021q/vlan_netlink.c:194)
[   69.733362][ T1774]  ? nla_strscpy (lib/nlattr.c:795)
[   69.733503][ T1774]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   69.733652][ T1774]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   69.733792][ T1774]  ? __dev_get_by_name (net/core/dev.c:883)
[   69.733929][ T1774]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   69.734071][ T1774]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   69.734214][ T1774]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   69.734363][ T1774]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.734500][ T1774]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.734641][ T1774]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   69.734779][ T1774]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   69.734917][ T1774]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   69.735057][ T1774]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   69.735194][ T1774]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   69.735340][ T1774]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   69.735477][ T1774]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   69.735620][ T1774]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   69.735757][ T1774]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.735897][ T1774]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.736033][ T1774]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.736170][ T1774]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   69.736311][ T1774]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   69.736453][ T1774]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   69.736594][ T1774]  ? 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))
[   69.736738][ T1774]  ? 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))
[   69.736878][ T1774]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   69.737019][ T1774]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   69.737157][ T1774]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.737311][ T1774]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   69.737459][ T1774]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   69.737597][ T1774]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   69.737744][ T1774]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   69.737884][ T1774]  ? copy_msghdr_from_user (net/socket.c:2635)
[   69.738022][ T1774]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   69.738191][ T1774]  ? move_addr_to_kernel (net/socket.c:258)
[   69.738342][ T1774]  ___sys_sendmsg (net/socket.c:2752)
[   69.738479][ T1774]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   69.738620][ T1774]  ? copy_msghdr_from_user (net/socket.c:2603)
[   69.738767][ T1774]  ? 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))
[   69.738911][ T1774]  __sys_sendmsg (net/socket.c:2784)
[   69.739052][ T1774]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   69.739194][ T1774]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.739343][ T1774]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.739482][ T1774]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   69.739627][ T1774]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   69.739766][ T1774]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   69.739905][ T1774]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   69.740078][ T1774] RIP: 0033:0x7f7c24d6308e
[   69.740226][ T1774] 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
[   69.740735][ T1774] RSP: 002b:00007ffde92336a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   69.740943][ T1774] RAX: ffffffffffffffda RBX: 00007ffde9233e60 RCX: 00007f7c24d6308e
[   69.741152][ T1774] RDX: 0000000000000000 RSI: 00007ffde9233750 RDI: 0000000000000005
[   69.741367][ T1774] RBP: 00007ffde92336b0 R08: 0000000000000000 R09: 0000000000000000
[   69.741575][ T1774] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0be
[   69.741787][ T1774] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffde9233e20
| [   69.743415][ T1774] ------------[ cut here ]------------
| [   69.743546][ T1774] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1774
| [   69.743810][ T1774] Modules linked in: vxlan
| [   69.744216][ T1774] Tainted: [W]=WARN
[   69.744946][ T1774] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   69.745118][ T1774] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   69.745296][ T1774] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   69.745785][ T1774] RSP: 0018:ffa00000035071b0 EFLAGS: 00010286
[   69.745954][ T1774] RAX: 00000000ffffffa6 RBX: ff1100001671b1c0 RCX: 1ff40000006a0dfc
[   69.746151][ T1774] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001671b27c
[   69.746356][ T1774] RBP: ff1100001a529000 R08: 1fe2200002ce3651 R09: ff1100001968ae80
[   69.746560][ T1774] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   69.746764][ T1774] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab76b3a0
[   69.746963][ T1774] FS:  00007f7c24b29840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   69.747196][ T1774] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   69.747373][ T1774] CR2: 000000000042e5e0 CR3: 000000001ad82006 CR4: 0000000000771ef0
[   69.747576][ T1774] PKRU: 55555554
[   69.747682][ T1774] Call Trace:
[   69.747781][ T1774]  <TASK>
[   69.747850][ T1774]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   69.747984][ T1774]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   69.748117][ T1774]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   69.748219][ T1774]  __dev_notify_flags (net/core/dev.c:9787)
[   69.748361][ T1774]  ? netdev_update_features (net/core/dev.c:11098)
[   69.748495][ T1774]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[   69.748669][ T1774]  ? netif_change_name (net/core/dev.c:1495)
[   69.748803][ T1774]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   69.748937][ T1774]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   69.749074][ T1774]  ? register_vlan_dev (net/8021q/vlan.c:196)
[   69.749211][ T1774]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   69.749360][ T1774]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   69.749494][ T1774]  ? nla_strscpy (lib/nlattr.c:795)
[   69.749634][ T1774]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   69.749770][ T1774]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   69.749904][ T1774]  ? __dev_get_by_name (net/core/dev.c:883)
[   69.750037][ T1774]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   69.750178][ T1774]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   69.750323][ T1774]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   69.750464][ T1774]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.750597][ T1774]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.750735][ T1774]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   69.750868][ T1774]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   69.751002][ T1774]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   69.751142][ T1774]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   69.751281][ T1774]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   69.751420][ T1774]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   69.751553][ T1774]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   69.751691][ T1774]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   69.751824][ T1774]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.751964][ T1774]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.752101][ T1774]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.752244][ T1774]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   69.752385][ T1774]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   69.752518][ T1774]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   69.752660][ T1774]  ? 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))
[   69.752792][ T1774]  ? 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))
[   69.752927][ T1774]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   69.753066][ T1774]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   69.753207][ T1774]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.753351][ T1774]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   69.753486][ T1774]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   69.753627][ T1774]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   69.753763][ T1774]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   69.753896][ T1774]  ? copy_msghdr_from_user (net/socket.c:2635)
[   69.754040][ T1774]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   69.754210][ T1774]  ? move_addr_to_kernel (net/socket.c:258)
[   69.754357][ T1774]  ___sys_sendmsg (net/socket.c:2752)
[   69.754490][ T1774]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   69.754628][ T1774]  ? copy_msghdr_from_user (net/socket.c:2603)
[   69.754771][ T1774]  ? 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))
[   69.754906][ T1774]  __sys_sendmsg (net/socket.c:2784)
[   69.755040][ T1774]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   69.755179][ T1774]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.755321][ T1774]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.755457][ T1774]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   69.755594][ T1774]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   69.755735][ T1774]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   69.755870][ T1774]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   69.756037][ T1774] RIP: 0033:0x7f7c24d6308e
[   69.756177][ T1774] 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
[   69.756681][ T1774] RSP: 002b:00007ffde92336a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   69.756907][ T1774] RAX: ffffffffffffffda RBX: 00007ffde9233e60 RCX: 00007f7c24d6308e
[   69.757106][ T1774] RDX: 0000000000000000 RSI: 00007ffde9233750 RDI: 0000000000000005
[   69.757339][ T1774] RBP: 00007ffde92336b0 R08: 0000000000000000 R09: 0000000000000000
[   69.757539][ T1774] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0be
[   69.757746][ T1774] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffde9233e20
| [   69.814216][ T1776] ------------[ cut here ]------------
| [   69.814426][ T1776] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1776
| [   69.814742][ T1776] Modules linked in: vxlan
| [   69.815241][ T1776] Tainted: [W]=WARN
[   69.815873][ T1776] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   69.816089][ T1776] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   69.816343][ T1776] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   69.816865][ T1776] RSP: 0018:ffa0000003557020 EFLAGS: 00010286
[   69.817080][ T1776] RAX: 00000000ffffffa6 RBX: ff11000012b65380 RCX: 1ff40000006aadca
[   69.817345][ T1776] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b6543c
[   69.817589][ T1776] RBP: ff1100001a529000 R08: 1fe220000256ca89 R09: ff11000010828b58
[   69.817840][ T1776] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   69.818084][ T1776] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   69.818354][ T1776] FS:  00007f41b0234840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   69.818639][ T1776] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   69.818854][ T1776] CR2: 000000002a703988 CR3: 00000000056d7005 CR4: 0000000000771ef0
[   69.819103][ T1776] PKRU: 55555554
[   69.819251][ T1776] Call Trace:
[   69.819418][ T1776]  <TASK>
[   69.819537][ T1776]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   69.819726][ T1776]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   69.819912][ T1776]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   69.820063][ T1776]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   69.820244][ T1776]  __dev_notify_flags (net/core/dev.c:9787)
[   69.820447][ T1776]  ? netif_change_name (net/core/dev.c:1495)
[   69.820635][ T1776]  ? __dev_change_flags (net/core/dev.c:9752)
[   69.820818][ T1776]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   69.820998][ T1776]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   69.821181][ T1776]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   69.821386][ T1776]  netif_change_flags (net/core/dev.c:9820)
[   69.821574][ T1776]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   69.821762][ T1776]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   69.821947][ T1776]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   69.822130][ T1776]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   69.822363][ T1776]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   69.822545][ T1776]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   69.822735][ T1776]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   69.822920][ T1776]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   69.823102][ T1776]  ? __kernel_text_address (kernel/extable.c:79)
[   69.823288][ T1776]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.823487][ T1776]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.823676][ T1776]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   69.823863][ T1776]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.824043][ T1776]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   69.824225][ T1776]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.824425][ T1776]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.824608][ T1776]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   69.824798][ T1776]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   69.824980][ T1776]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   69.825163][ T1776]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   69.825366][ T1776]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   69.825552][ T1776]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   69.825754][ T1776]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   69.825938][ T1776]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.826119][ T1776]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.826304][ T1776]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   69.826500][ T1776]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   69.826693][ T1776]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   69.826882][ T1776]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.827068][ T1776]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.827251][ T1776]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   69.827453][ T1776]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   69.827643][ T1776]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   69.827825][ T1776]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   69.828008][ T1776]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   69.828190][ T1776]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   69.828393][ T1776]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.828582][ T1776]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   69.828774][ T1776]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   69.828960][ T1776]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   69.829141][ T1776]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   69.829344][ T1776]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   69.829529][ T1776]  ? 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))
[   69.829718][ T1776]  ? 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))
[   69.829905][ T1776]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   69.830092][ T1776]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   69.830278][ T1776]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   69.830473][ T1776]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   69.830664][ T1776]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   69.830846][ T1776]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   69.831029][ T1776]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   69.831211][ T1776]  ? copy_msghdr_from_user (net/socket.c:2635)
[   69.831415][ T1776]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   69.831634][ T1776]  ? move_addr_to_kernel (net/socket.c:258)
[   69.831817][ T1776]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   69.831999][ T1776]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   69.832182][ T1776]  ___sys_sendmsg (net/socket.c:2752)
[   69.832384][ T1776]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   69.832599][ T1776]  ? copy_msghdr_from_user (net/socket.c:2603)
[   69.832806][ T1776]  __sys_sendmsg (net/socket.c:2784)
[   69.832988][ T1776]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   69.833167][ T1776]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   69.833403][ T1776]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   69.833586][ T1776]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   69.833778][ T1776]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   69.833959][ T1776]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   69.834138][ T1776]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   69.834347][ T1776]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   69.834560][ T1776] RIP: 0033:0x7f41b046e08e
[   69.834754][ T1776] 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
[   69.835262][ T1776] RSP: 002b:00007ffd94c13f50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   69.835531][ T1776] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f41b046e08e
[   69.835784][ T1776] RDX: 0000000000000000 RSI: 00007ffd94c14000 RDI: 0000000000000005
[   69.836027][ T1776] RBP: 00007ffd94c13f60 R08: 0000000000000000 R09: 0000000000000000
[   69.836273][ T1776] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0be
[   69.836533][ T1776] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd94c146d0
| [   70.020219][ T1782] ------------[ cut here ]------------
| [   70.020451][ T1782] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1782
| [   70.020783][ T1782] Modules linked in: vxlan
| [   70.021297][ T1782] Tainted: [W]=WARN
[   70.021467][ T1782] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   70.021696][ T1782] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   70.021923][ T1782] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   70.022543][ T1782] RSP: 0018:ffa00000035b71b0 EFLAGS: 00010286
[   70.022837][ T1782] RAX: 00000000ffffffa6 RBX: ff11000017765700 RCX: 1ff40000006b6dfc
[   70.023143][ T1782] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000177657bc
[   70.023474][ T1782] RBP: ff11000019e12000 R08: 1fe2200002eecaf9 R09: ff1100001684d180
[   70.023787][ T1782] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   70.024099][ T1782] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab720900
[   70.024456][ T1782] FS:  00007f87b992c840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   70.024846][ T1782] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   70.025170][ T1782] CR2: 0000000000441b40 CR3: 000000001ad0f006 CR4: 0000000000771ef0
[   70.025506][ T1782] PKRU: 55555554
[   70.025742][ T1782] Call Trace:
[   70.025948][ T1782]  <TASK>
[   70.026124][ T1782]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   70.026483][ T1782]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   70.026699][ T1782]  __dev_notify_flags (net/core/dev.c:9787)
[   70.026890][ T1782]  ? netif_change_name (net/core/dev.c:1495)
[   70.027078][ T1782]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   70.027298][ T1782]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   70.027503][ T1782]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   70.027698][ T1782]  ? br_dev_newlink (net/bridge/br_netlink.c:1604)
[   70.027887][ T1782]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   70.028078][ T1782]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   70.028265][ T1782]  ? __dev_get_by_name (net/core/dev.c:883)
[   70.028470][ T1782]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   70.028670][ T1782]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   70.028866][ T1782]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   70.029055][ T1782]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.029243][ T1782]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.029448][ T1782]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.029642][ T1782]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   70.029829][ T1782]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.030022][ T1782]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.030216][ T1782]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.030427][ T1782]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   70.030623][ T1782]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.030813][ T1782]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.030998][ T1782]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.031187][ T1782]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.031395][ T1782]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.031584][ T1782]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   70.031782][ T1782]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.031969][ T1782]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   70.032159][ T1782]  ? 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))
[   70.032364][ T1782]  ? 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))
[   70.032556][ T1782]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   70.032756][ T1782]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   70.032943][ T1782]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.033130][ T1782]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   70.033342][ T1782]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   70.033531][ T1782]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   70.033727][ T1782]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   70.033930][ T1782]  ? copy_msghdr_from_user (net/socket.c:2635)
[   70.034117][ T1782]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   70.034356][ T1782]  ? move_addr_to_kernel (net/socket.c:258)
[   70.034558][ T1782]  ___sys_sendmsg (net/socket.c:2752)
[   70.034984][ T1782]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.035190][ T1782]  ? copy_msghdr_from_user (net/socket.c:2603)
[   70.035412][ T1782]  ? 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))
[   70.035605][ T1782]  __sys_sendmsg (net/socket.c:2784)
[   70.035814][ T1782]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   70.036015][ T1782]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.036203][ T1782]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.036416][ T1782]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   70.036604][ T1782]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   70.036803][ T1782]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   70.036991][ T1782]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   70.037211][ T1782] RIP: 0033:0x7f87b9b6608e
[   70.037426][ T1782] 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
[   70.037969][ T1782] RSP: 002b:00007ffe08e92100 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   70.038224][ T1782] RAX: ffffffffffffffda RBX: 00007ffe08e928a8 RCX: 00007f87b9b6608e
[   70.038499][ T1782] RDX: 0000000000000000 RSI: 00007ffe08e921b0 RDI: 0000000000000005
[   70.038761][ T1782] RBP: 00007ffe08e92110 R08: 0000000000000000 R09: 0000000000000000
[   70.039015][ T1782] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0bf
[   70.039269][ T1782] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe08e92880
| [   70.065897][ T1783] ------------[ cut here ]------------
| [   70.066091][ T1783] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1783
| [   70.066434][ T1783] Modules linked in: vxlan
| [   70.066944][ T1783] Tainted: [W]=WARN
[   70.067103][ T1783] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   70.067338][ T1783] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   70.067563][ T1783] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   70.068081][ T1783] RSP: 0018:ffa00000035c7020 EFLAGS: 00010286
[   70.068295][ T1783] RAX: 00000000ffffffa6 RBX: ff11000017764580 RCX: 1ff40000006b8dca
[   70.068673][ T1783] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001776463c
[   70.069005][ T1783] RBP: ff11000019e12000 R08: 1fe2200002eec8c9 R09: ff11000016848b58
[   70.069343][ T1783] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   70.069680][ T1783] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   70.070020][ T1783] FS:  00007fb43498b840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   70.070403][ T1783] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   70.070667][ T1783] CR2: 0000000029803988 CR3: 0000000004d50003 CR4: 0000000000771ef0
[   70.070912][ T1783] PKRU: 55555554
[   70.071083][ T1783] Call Trace:
[   70.071235][ T1783]  <TASK>
[   70.071371][ T1783]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   70.071560][ T1783]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   70.071722][ T1783]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   70.071904][ T1783]  __dev_notify_flags (net/core/dev.c:9787)
[   70.072090][ T1783]  ? netif_change_name (net/core/dev.c:1495)
[   70.072276][ T1783]  ? __dev_change_flags (net/core/dev.c:9752)
[   70.072473][ T1783]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   70.072663][ T1783]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.072848][ T1783]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   70.073033][ T1783]  netif_change_flags (net/core/dev.c:9820)
[   70.073219][ T1783]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   70.073423][ T1783]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   70.073620][ T1783]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   70.073803][ T1783]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   70.074019][ T1783]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   70.074208][ T1783]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.074409][ T1783]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   70.074590][ T1783]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   70.074800][ T1783]  ? __kernel_text_address (kernel/extable.c:79)
[   70.074983][ T1783]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.075172][ T1783]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.075374][ T1783]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   70.075557][ T1783]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.075748][ T1783]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   70.075930][ T1783]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.076110][ T1783]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.076294][ T1783]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   70.076492][ T1783]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   70.076682][ T1783]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   70.076866][ T1783]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   70.077050][ T1783]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   70.077234][ T1783]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   70.077436][ T1783]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   70.077626][ T1783]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.077806][ T1783]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.077987][ T1783]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.078167][ T1783]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   70.078369][ T1783]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.078555][ T1783]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.078743][ T1783]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.078926][ T1783]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.079109][ T1783]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.079293][ T1783]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.079490][ T1783]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   70.079685][ T1783]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.079865][ T1783]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.080045][ T1783]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.080228][ T1783]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.080428][ T1783]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.080621][ T1783]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   70.080802][ T1783]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.080983][ T1783]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   70.081171][ T1783]  ? 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))
[   70.081369][ T1783]  ? 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))
[   70.081553][ T1783]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   70.081747][ T1783]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   70.081928][ T1783]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.082110][ T1783]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   70.082295][ T1783]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   70.082502][ T1783]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   70.082696][ T1783]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   70.082882][ T1783]  ? copy_msghdr_from_user (net/socket.c:2635)
[   70.083063][ T1783]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   70.083276][ T1783]  ? move_addr_to_kernel (net/socket.c:258)
[   70.083474][ T1783]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   70.083674][ T1783]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.083861][ T1783]  ___sys_sendmsg (net/socket.c:2752)
[   70.084042][ T1783]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   70.084254][ T1783]  ? copy_msghdr_from_user (net/socket.c:2603)
[   70.084469][ T1783]  __sys_sendmsg (net/socket.c:2784)
[   70.084661][ T1783]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   70.084841][ T1783]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   70.085057][ T1783]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   70.085249][ T1783]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.085450][ T1783]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   70.085639][ T1783]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   70.085823][ T1783]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   70.086006][ T1783]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   70.086220][ T1783] RIP: 0033:0x7fb434bc508e
[   70.086429][ T1783] 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
[   70.086957][ T1783] RSP: 002b:00007ffe7afe5950 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   70.087203][ T1783] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb434bc508e
[   70.087465][ T1783] RDX: 0000000000000000 RSI: 00007ffe7afe5a00 RDI: 0000000000000005
[   70.087724][ T1783] RBP: 00007ffe7afe5960 R08: 0000000000000000 R09: 0000000000000000
[   70.087970][ T1783] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0bf
[   70.088221][ T1783] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe7afe60d0
| [   70.131646][ T1784] ------------[ cut here ]------------
| [   70.131811][ T1784] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1784
| [   70.132076][ T1784] Modules linked in: vxlan
| [   70.132497][ T1784] Tainted: [W]=WARN
[   70.132600][ T1784] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   70.132777][ T1784] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   70.132955][ T1784] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   70.133459][ T1784] RSP: 0018:ffa00000035d6e30 EFLAGS: 00010286
[   70.133635][ T1784] RAX: 00000000ffffffa6 RBX: ff11000010b91700 RCX: 1ff40000006bad8c
[   70.133843][ T1784] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010b917bc
[   70.134046][ T1784] RBP: ff11000010584000 R08: 1fe22000021722f9 R09: ff110000116e2e80
[   70.134248][ T1784] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   70.134519][ T1784] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000128ab504
[   70.134731][ T1784] FS:  00007f9bc3eed840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   70.134968][ T1784] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   70.135138][ T1784] CR2: 000000000042ebe0 CR3: 000000001afaf004 CR4: 0000000000771ef0
[   70.135408][ T1784] PKRU: 55555554
[   70.135538][ T1784] Call Trace:
[   70.135727][ T1784]  <TASK>
[   70.135799][ T1784]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.135936][ T1784]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   70.136073][ T1784]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   70.136177][ T1784]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   70.136412][ T1784]  __dev_notify_flags (net/core/dev.c:9787)
[   70.136551][ T1784]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   70.136691][ T1784]  ? 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)
[   70.136828][ T1784]  ? netif_change_name (net/core/dev.c:1495)
[   70.136962][ T1784]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   70.137098][ T1784]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   70.137232][ T1784]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   70.137473][ T1784]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.137615][ T1784]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.137752][ T1784]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   70.137887][ T1784]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   70.138022][ T1784]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   70.138157][ T1784]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   70.138298][ T1784]  veth_newlink (drivers/net/veth.c:1871)
[   70.138521][ T1784]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   70.138661][ T1784]  ? kasan_save_stack (mm/kasan/common.c:57)
[   70.138797][ T1784]  ? kasan_save_track (mm/kasan/common.c:78)
[   70.138932][ T1784]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   70.139083][ T1784]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   70.139223][ T1784]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   70.139441][ T1784]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   70.139576][ T1784]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   70.139718][ T1784]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   70.139856][ T1784]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   70.139993][ T1784]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   70.140128][ T1784]  ? __dev_get_by_name (net/core/dev.c:883)
[   70.140263][ T1784]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   70.140491][ T1784]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   70.140637][ T1784]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   70.140773][ T1784]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.140908][ T1784]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.141054][ T1784]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.141189][ T1784]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   70.141426][ T1784]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.141567][ T1784]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.141708][ T1784]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.141843][ T1784]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   70.141978][ T1784]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.142113][ T1784]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.142248][ T1784]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.142477][ T1784]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.142618][ T1784]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.142754][ T1784]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   70.142887][ T1784]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.143022][ T1784]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   70.143159][ T1784]  ? 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))
[   70.143297][ T1784]  ? 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))
[   70.143524][ T1784]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   70.143667][ T1784]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   70.143802][ T1784]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.143938][ T1784]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   70.144074][ T1784]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   70.144213][ T1784]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   70.144384][ T1784]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   70.144521][ T1784]  ? copy_msghdr_from_user (net/socket.c:2635)
[   70.144661][ T1784]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   70.144828][ T1784]  ? move_addr_to_kernel (net/socket.c:258)
[   70.144969][ T1784]  ___sys_sendmsg (net/socket.c:2752)
[   70.145104][ T1784]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.145241][ T1784]  ? copy_msghdr_from_user (net/socket.c:2603)
[   70.145393][ T1784]  ? 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))
[   70.145531][ T1784]  __sys_sendmsg (net/socket.c:2784)
[   70.145674][ T1784]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   70.145813][ T1784]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.145955][ T1784]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.146092][ T1784]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   70.146227][ T1784]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   70.146372][ T1784]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   70.146508][ T1784]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   70.146683][ T1784] RIP: 0033:0x7f9bc412708e
[   70.146826][ T1784] 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
[   70.147319][ T1784] RSP: 002b:00007ffc27aff6f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   70.147524][ T1784] RAX: ffffffffffffffda RBX: 00007ffc27affe88 RCX: 00007f9bc412708e
[   70.147733][ T1784] RDX: 0000000000000000 RSI: 00007ffc27aff7a0 RDI: 0000000000000005
[   70.147937][ T1784] RBP: 00007ffc27aff700 R08: 0000000000000000 R09: 0000000000000000
[   70.148139][ T1784] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0bf
[   70.148351][ T1784] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc27affe60
| [   70.165596][ T1784] ------------[ cut here ]------------
| [   70.165754][ T1784] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1784
| [   70.166024][ T1784] Modules linked in: vxlan
| [   70.166465][ T1784] Tainted: [W]=WARN
[   70.166566][ T1784] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   70.166743][ T1784] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   70.166919][ T1784] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   70.167414][ T1784] RSP: 0018:ffa00000035d71b0 EFLAGS: 00010286
[   70.167585][ T1784] RAX: 00000000ffffffa6 RBX: ff1100001a93c200 RCX: 1ff40000006badfc
[   70.167792][ T1784] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001a93c2bc
[   70.167994][ T1784] RBP: ff11000015ac9000 R08: 1fe2200003527859 R09: ff110000116e2e80
[   70.168195][ T1784] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   70.168407][ T1784] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab603b20
[   70.168616][ T1784] FS:  00007f9bc3eed840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   70.168859][ T1784] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   70.169027][ T1784] CR2: 00005628289a5bc8 CR3: 000000001afaf002 CR4: 0000000000771ef0
[   70.169229][ T1784] PKRU: 55555554
[   70.169341][ T1784] Call Trace:
[   70.169444][ T1784]  <TASK>
[   70.169514][ T1784]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   70.169659][ T1784]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   70.169764][ T1784]  __dev_notify_flags (net/core/dev.c:9787)
[   70.169900][ T1784]  ? netif_change_name (net/core/dev.c:1495)
[   70.170034][ T1784]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   70.170169][ T1784]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   70.170308][ T1784]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   70.170450][ T1784]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   70.170587][ T1784]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   70.170726][ T1784]  ? __dev_get_by_name (net/core/dev.c:883)
[   70.170859][ T1784]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   70.171000][ T1784]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   70.171140][ T1784]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   70.171285][ T1784]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.171425][ T1784]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.171559][ T1784]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.171700][ T1784]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   70.171835][ T1784]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.171974][ T1784]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.172108][ T1784]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.172243][ T1784]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   70.172475][ T1784]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.172619][ T1784]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.172753][ T1784]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.172890][ T1784]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.173023][ T1784]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.173249][ T1784]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   70.173393][ T1784]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.173527][ T1784]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   70.173672][ T1784]  ? 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))
[   70.173895][ T1784]  ? 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))
[   70.174031][ T1784]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   70.174167][ T1784]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   70.174306][ T1784]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.174447][ T1784]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   70.174583][ T1784]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   70.174727][ T1784]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   70.174864][ T1784]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   70.175088][ T1784]  ? copy_msghdr_from_user (net/socket.c:2635)
[   70.175223][ T1784]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   70.175399][ T1784]  ? move_addr_to_kernel (net/socket.c:258)
[   70.175635][ T1784]  ___sys_sendmsg (net/socket.c:2752)
[   70.175769][ T1784]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.175904][ T1784]  ? copy_msghdr_from_user (net/socket.c:2603)
[   70.176049][ T1784]  ? 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))
[   70.176279][ T1784]  __sys_sendmsg (net/socket.c:2784)
[   70.176423][ T1784]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   70.176561][ T1784]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.176708][ T1784]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.176934][ T1784]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   70.177069][ T1784]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   70.177213][ T1784]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   70.177354][ T1784]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   70.177608][ T1784] RIP: 0033:0x7f9bc412708e
[   70.177756][ T1784] 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
[   70.178340][ T1784] RSP: 002b:00007ffc27aff6f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   70.178542][ T1784] RAX: ffffffffffffffda RBX: 00007ffc27affe88 RCX: 00007f9bc412708e
[   70.178765][ T1784] RDX: 0000000000000000 RSI: 00007ffc27aff7a0 RDI: 0000000000000005
[   70.179065][ T1784] RBP: 00007ffc27aff700 R08: 0000000000000000 R09: 0000000000000000
[   70.179267][ T1784] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0bf
[   70.179567][ T1784] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc27affe60
| [   70.221462][ T1786] ------------[ cut here ]------------
| [   70.221647][ T1786] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1786
| [   70.221948][ T1786] Modules linked in: vxlan
| [   70.222487][ T1786] Tainted: [W]=WARN
[   70.222673][ T1786] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   70.222883][ T1786] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   70.223107][ T1786] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   70.223758][ T1786] RSP: 0018:ffa00000035e6ff8 EFLAGS: 00010286
[   70.223982][ T1786] RAX: 00000000ffffffa6 RBX: ff1100001a93d700 RCX: 1ff40000006bcdc5
[   70.224225][ T1786] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001a93d7bc
[   70.224492][ T1786] RBP: ff11000015ac9000 R08: 1fe2200003527af9 R09: ff11000015ba0b58
[   70.224742][ T1786] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   70.225016][ T1786] R13: 0000000000000000 R14: ffa00000035e7140 R15: ff11000013435550
[   70.225265][ T1786] FS:  00007fe27e49f840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   70.225594][ T1786] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   70.225817][ T1786] CR2: 0000000025703988 CR3: 000000001a7b3001 CR4: 0000000000771ef0
[   70.226063][ T1786] PKRU: 55555554
[   70.226209][ T1786] Call Trace:
[   70.226369][ T1786]  <TASK>
[   70.226488][ T1786]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   70.226686][ T1786]  __dev_change_net_namespace (net/core/dev.c:12635)
[   70.226897][ T1786]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.227081][ T1786]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.227265][ T1786]  ? default_device_exit_batch (net/core/dev.c:13091)
[   70.227493][ T1786]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.227716][ T1786]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.227899][ T1786]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.228080][ T1786]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   70.228266][ T1786]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   70.228463][ T1786]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   70.228651][ T1786]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   70.228873][ T1786]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   70.229053][ T1786]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   70.229272][ T1786]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   70.229467][ T1786]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.229655][ T1786]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   70.229836][ T1786]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   70.230016][ T1786]  ? __kernel_text_address (kernel/extable.c:79)
[   70.230198][ T1786]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.230400][ T1786]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.230582][ T1786]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   70.230769][ T1786]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.230950][ T1786]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   70.231126][ T1786]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.231355][ T1786]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.231541][ T1786]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   70.231744][ T1786]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   70.231926][ T1786]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   70.232126][ T1786]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   70.232329][ T1786]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   70.232511][ T1786]  ? nla_get_range_signed (lib/nlattr.c:270)
[   70.232702][ T1786]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   70.232883][ T1786]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   70.233119][ T1786]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.233301][ T1786]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.233497][ T1786]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.233686][ T1786]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   70.233866][ T1786]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.234052][ T1786]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.234231][ T1786]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.234428][ T1786]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.234608][ T1786]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.234832][ T1786]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.235013][ T1786]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   70.235190][ T1786]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.235392][ T1786]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.235573][ T1786]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.235760][ T1786]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.235939][ T1786]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.236122][ T1786]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   70.236306][ T1786]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.236498][ T1786]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   70.236689][ T1786]  ? 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))
[   70.236866][ T1786]  ? 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))
[   70.237047][ T1786]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   70.237227][ T1786]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   70.237430][ T1786]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.237618][ T1786]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   70.237801][ T1786]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   70.237982][ T1786]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   70.238163][ T1786]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   70.238363][ T1786]  ? copy_msghdr_from_user (net/socket.c:2635)
[   70.238544][ T1786]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   70.238762][ T1786]  ? move_addr_to_kernel (net/socket.c:258)
[   70.238945][ T1786]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   70.239123][ T1786]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.239330][ T1786]  ___sys_sendmsg (net/socket.c:2752)
[   70.239513][ T1786]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   70.239757][ T1786]  ? copy_msghdr_from_user (net/socket.c:2603)
[   70.239954][ T1786]  __sys_sendmsg (net/socket.c:2784)
[   70.240134][ T1786]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   70.240330][ T1786]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   70.240543][ T1786]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   70.240730][ T1786]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.240909][ T1786]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   70.241086][ T1786]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   70.241265][ T1786]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   70.241464][ T1786]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   70.241705][ T1786] RIP: 0033:0x7fe27e6d908e
[   70.241891][ T1786] 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
[   70.242422][ T1786] RSP: 002b:00007ffd7841d310 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   70.242677][ T1786] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe27e6d908e
[   70.242922][ T1786] RDX: 0000000000000000 RSI: 00007ffd7841d3c0 RDI: 0000000000000005
[   70.243163][ T1786] RBP: 00007ffd7841d320 R08: 0000000000000000 R09: 0000000000000000
[   70.243428][ T1786] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0bf
[   70.243692][ T1786] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd7841da80
| [   70.249188][ T1786] ------------[ cut here ]------------
| [   70.249464][ T1786] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1786
| [   70.249833][ T1786] Modules linked in: vxlan
| [   70.250437][ T1786] Tainted: [W]=WARN
[   70.250585][ T1786] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   70.250808][ T1786] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   70.251028][ T1786] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   70.251670][ T1786] RSP: 0018:ffa00000035e6fc0 EFLAGS: 00010286
[   70.251894][ T1786] RAX: 00000000ffffffa6 RBX: ff11000013596200 RCX: 1ff40000006bcdbe
[   70.252141][ T1786] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000135962bc
[   70.252410][ T1786] RBP: ff11000015ac9000 R08: 1fe22000026b2c59 R09: ff11000015ba0b58
[   70.252662][ T1786] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   70.253027][ T1786] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013435550
[   70.253279][ T1786] FS:  00007fe27e49f840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   70.253581][ T1786] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   70.253805][ T1786] CR2: 000056282882a488 CR3: 000000001a7b3001 CR4: 0000000000771ef0
[   70.254231][ T1786] PKRU: 55555554
[   70.254402][ T1786] Call Trace:
[   70.254552][ T1786]  <TASK>
[   70.254681][ T1786]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   70.254864][ T1786]  ? notifier_call_chain (kernel/notifier.c:85)
[   70.255490][ T1786]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   70.255651][ T1786]  __dev_change_net_namespace (net/core/dev.c:12695)
[   70.255868][ T1786]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.256138][ T1786]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.256435][ T1786]  ? default_device_exit_batch (net/core/dev.c:13091)
[   70.256744][ T1786]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.256925][ T1786]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.257108][ T1786]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.257292][ T1786]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   70.257573][ T1786]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   70.257761][ T1786]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   70.258027][ T1786]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   70.258211][ T1786]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   70.258412][ T1786]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   70.258721][ T1786]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   70.258901][ T1786]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.259080][ T1786]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   70.259262][ T1786]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   70.259546][ T1786]  ? __kernel_text_address (kernel/extable.c:79)
[   70.259736][ T1786]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.259918][ T1786]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.260100][ T1786]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   70.260388][ T1786]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.260571][ T1786]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   70.260760][ T1786]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.260940][ T1786]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.261207][ T1786]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   70.261411][ T1786]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   70.261591][ T1786]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   70.261779][ T1786]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   70.262046][ T1786]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   70.262226][ T1786]  ? nla_get_range_signed (lib/nlattr.c:270)
[   70.262434][ T1786]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   70.262625][ T1786]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   70.262901][ T1786]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.263079][ T1786]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.263284][ T1786]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.263479][ T1786]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   70.263752][ T1786]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.263941][ T1786]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.264123][ T1786]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.264310][ T1786]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.264592][ T1786]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.264789][ T1786]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.264971][ T1786]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   70.265151][ T1786]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.265438][ T1786]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.265633][ T1786]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.265817][ T1786]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.265995][ T1786]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.266259][ T1786]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   70.266460][ T1786]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.266649][ T1786]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   70.266838][ T1786]  ? 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))
[   70.267104][ T1786]  ? 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))
[   70.267290][ T1786]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   70.267488][ T1786]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   70.267677][ T1786]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.267944][ T1786]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   70.268128][ T1786]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   70.268334][ T1786]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   70.268517][ T1786]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   70.268794][ T1786]  ? copy_msghdr_from_user (net/socket.c:2635)
[   70.268975][ T1786]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   70.269184][ T1786]  ? move_addr_to_kernel (net/socket.c:258)
[   70.269389][ T1786]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   70.269670][ T1786]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.269852][ T1786]  ___sys_sendmsg (net/socket.c:2752)
[   70.270031][ T1786]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   70.270247][ T1786]  ? copy_msghdr_from_user (net/socket.c:2603)
[   70.270458][ T1786]  __sys_sendmsg (net/socket.c:2784)
[   70.270649][ T1786]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   70.270832][ T1786]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   70.271048][ T1786]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   70.271333][ T1786]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.271515][ T1786]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   70.271708][ T1786]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   70.271888][ T1786]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   70.272162][ T1786]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   70.272393][ T1786] RIP: 0033:0x7fe27e6d908e
[   70.272580][ T1786] 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
[   70.273185][ T1786] RSP: 002b:00007ffd7841d310 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   70.273543][ T1786] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe27e6d908e
[   70.273794][ T1786] RDX: 0000000000000000 RSI: 00007ffd7841d3c0 RDI: 0000000000000005
[   70.274036][ T1786] RBP: 00007ffd7841d320 R08: 0000000000000000 R09: 0000000000000000
[   70.274389][ T1786] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0bf
[   70.274641][ T1786] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd7841da80
| [   70.324939][ T1790] ------------[ cut here ]------------
| [   70.325084][ T1790] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1790
| [   70.325368][ T1790] Modules linked in: vxlan
| [   70.325774][ T1790] Tainted: [W]=WARN
[   70.325872][ T1790] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   70.326032][ T1790] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   70.326202][ T1790] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   70.326697][ T1790] RSP: 0018:ffa0000003496ff8 EFLAGS: 00010286
[   70.326862][ T1790] RAX: 00000000ffffffa6 RBX: ff110000165251c0 RCX: 1ff4000000692dc5
[   70.327065][ T1790] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001652527c
[   70.327262][ T1790] RBP: ff11000010584000 R08: 1fe2200002ca4a51 R09: ff11000015c42e58
[   70.327465][ T1790] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   70.327667][ T1790] R13: 0000000000000000 R14: ffa0000003497140 R15: ff110000128a83d0
[   70.327863][ T1790] FS:  00007f74121e8840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   70.328091][ T1790] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   70.328253][ T1790] CR2: 00007fc53ae54000 CR3: 000000001b026001 CR4: 0000000000771ef0
[   70.328460][ T1790] PKRU: 55555554
[   70.328559][ T1790] Call Trace:
[   70.328673][ T1790]  <TASK>
[   70.328741][ T1790]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   70.328874][ T1790]  __dev_change_net_namespace (net/core/dev.c:12635)
[   70.329037][ T1790]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.329168][ T1790]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.329310][ T1790]  ? default_device_exit_batch (net/core/dev.c:13091)
[   70.329483][ T1790]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.329620][ T1790]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.329749][ T1790]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.329888][ T1790]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   70.330020][ T1790]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   70.330163][ T1790]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   70.330324][ T1790]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   70.330457][ T1790]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   70.330594][ T1790]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   70.330765][ T1790]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   70.330896][ T1790]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.331026][ T1790]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   70.331156][ T1790]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   70.331293][ T1790]  ? __kernel_text_address (kernel/extable.c:79)
[   70.331511][ T1790]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.331725][ T1790]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.331860][ T1790]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   70.332000][ T1790]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.332130][ T1790]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   70.332263][ T1790]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.332487][ T1790]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.332626][ T1790]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   70.332763][ T1790]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   70.332893][ T1790]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   70.333025][ T1790]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   70.333162][ T1790]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   70.333296][ T1790]  ? nla_get_range_signed (lib/nlattr.c:270)
[   70.333509][ T1790]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   70.333649][ T1790]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   70.333780][ T1790]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.333912][ T1790]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.334045][ T1790]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.334193][ T1790]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   70.334414][ T1790]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.334547][ T1790]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.334689][ T1790]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.334825][ T1790]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.334956][ T1790]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.335088][ T1790]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.335236][ T1790]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   70.335449][ T1790]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.335580][ T1790]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.335718][ T1790]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.335851][ T1790]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.335981][ T1790]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.336112][ T1790]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   70.336242][ T1790]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.336574][ T1790]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   70.336714][ T1790]  ? 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))
[   70.336844][ T1790]  ? 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))
[   70.336978][ T1790]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   70.337115][ T1790]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   70.337246][ T1790]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.337488][ T1790]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   70.337630][ T1790]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   70.337761][ T1790]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   70.337893][ T1790]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   70.338027][ T1790]  ? copy_msghdr_from_user (net/socket.c:2635)
[   70.338157][ T1790]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   70.338438][ T1790]  ? move_addr_to_kernel (net/socket.c:258)
[   70.338573][ T1790]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   70.338712][ T1790]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.338848][ T1790]  ___sys_sendmsg (net/socket.c:2752)
[   70.338980][ T1790]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   70.339148][ T1790]  ? copy_msghdr_from_user (net/socket.c:2603)
[   70.339293][ T1790]  __sys_sendmsg (net/socket.c:2784)
[   70.339511][ T1790]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   70.339656][ T1790]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   70.339826][ T1790]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   70.339962][ T1790]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.340092][ T1790]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   70.340228][ T1790]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   70.340383][ T1790]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   70.340516][ T1790]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   70.340686][ T1790] RIP: 0033:0x7f741242208e
[   70.340823][ T1790] 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
[   70.341292][ T1790] RSP: 002b:00007ffd17982750 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   70.341496][ T1790] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f741242208e
[   70.341700][ T1790] RDX: 0000000000000000 RSI: 00007ffd17982800 RDI: 0000000000000005
[   70.341891][ T1790] RBP: 00007ffd17982760 R08: 0000000000000000 R09: 0000000000000000
[   70.342088][ T1790] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0bf
[   70.342290][ T1790] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd17982ec0
| [   70.344911][ T1790] ------------[ cut here ]------------
| [   70.345048][ T1790] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1790
| [   70.345311][ T1790] Modules linked in: vxlan
| [   70.346437][ T1790] Tainted: [W]=WARN
[   70.346538][ T1790] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   70.346712][ T1790] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   70.346885][ T1790] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   70.347472][ T1790] RSP: 0018:ffa0000003496fc0 EFLAGS: 00010286
[   70.347648][ T1790] RAX: 00000000ffffffa6 RBX: ff11000016525e00 RCX: 1ff4000000692dbe
[   70.347847][ T1790] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000016525ebc
[   70.348044][ T1790] RBP: ff11000010584000 R08: 1fe2200002ca4bd9 R09: ff11000015c42e58
[   70.348243][ T1790] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   70.348504][ T1790] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000128a83d0
[   70.348709][ T1790] FS:  00007f74121e8840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   70.348955][ T1790] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   70.349121][ T1790] CR2: 00007fc53ae54000 CR3: 000000001b026001 CR4: 0000000000771ef0
[   70.349330][ T1790] PKRU: 55555554
[   70.349430][ T1790] Call Trace:
[   70.349529][ T1790]  <TASK>
[   70.349597][ T1790]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   70.349738][ T1790]  ? notifier_call_chain (kernel/notifier.c:85)
[   70.349870][ T1790]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   70.349971][ T1790]  __dev_change_net_namespace (net/core/dev.c:12695)
[   70.350137][ T1790]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.350274][ T1790]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.350416][ T1790]  ? default_device_exit_batch (net/core/dev.c:13091)
[   70.350580][ T1790]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.350718][ T1790]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.350850][ T1790]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.350982][ T1790]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   70.351114][ T1790]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   70.351249][ T1790]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   70.351391][ T1790]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   70.351525][ T1790]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   70.351663][ T1790]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   70.351831][ T1790]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   70.351961][ T1790]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.352092][ T1790]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   70.352224][ T1790]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   70.352365][ T1790]  ? __kernel_text_address (kernel/extable.c:79)
[   70.352498][ T1790]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.352638][ T1790]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.352768][ T1790]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   70.352899][ T1790]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.353030][ T1790]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   70.353162][ T1790]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.353295][ T1790]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.353433][ T1790]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   70.353567][ T1790]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   70.353703][ T1790]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   70.353839][ T1790]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   70.353971][ T1790]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   70.354102][ T1790]  ? nla_get_range_signed (lib/nlattr.c:270)
[   70.354238][ T1790]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   70.354402][ T1790]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   70.354540][ T1790]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.354675][ T1790]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.354807][ T1790]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.354939][ T1790]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   70.355070][ T1790]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.355205][ T1790]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.355345][ T1790]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.355480][ T1790]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.355618][ T1790]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.355751][ T1790]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.355883][ T1790]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   70.356014][ T1790]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.356145][ T1790]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.356280][ T1790]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.356418][ T1790]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.356548][ T1790]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.356686][ T1790]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   70.356818][ T1790]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.356954][ T1790]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   70.357089][ T1790]  ? 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))
[   70.357220][ T1790]  ? 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))
[   70.357364][ T1790]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   70.357496][ T1790]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   70.357633][ T1790]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.357766][ T1790]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   70.357897][ T1790]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   70.358031][ T1790]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   70.358163][ T1790]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   70.358299][ T1790]  ? copy_msghdr_from_user (net/socket.c:2635)
[   70.358437][ T1790]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   70.358602][ T1790]  ? move_addr_to_kernel (net/socket.c:258)
[   70.358742][ T1790]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   70.358873][ T1790]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.359006][ T1790]  ___sys_sendmsg (net/socket.c:2752)
[   70.359137][ T1790]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   70.359308][ T1790]  ? copy_msghdr_from_user (net/socket.c:2603)
[   70.359458][ T1790]  __sys_sendmsg (net/socket.c:2784)
[   70.359599][ T1790]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   70.359739][ T1790]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   70.359924][ T1790]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   70.360057][ T1790]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.360192][ T1790]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   70.360338][ T1790]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   70.360470][ T1790]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   70.360601][ T1790]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   70.360771][ T1790] RIP: 0033:0x7f741242208e
[   70.360911][ T1790] 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
[   70.361389][ T1790] RSP: 002b:00007ffd17982750 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   70.361589][ T1790] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f741242208e
[   70.361794][ T1790] RDX: 0000000000000000 RSI: 00007ffd17982800 RDI: 0000000000000005
[   70.361992][ T1790] RBP: 00007ffd17982760 R08: 0000000000000000 R09: 0000000000000000
[   70.362187][ T1790] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0bf
[   70.362393][ T1790] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd17982ec0
| [   70.388969][ T1795] ------------[ cut here ]------------
| [   70.389169][ T1795] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1795
| [   70.389516][ T1795] Modules linked in: vxlan
| [   70.390039][ T1795] Tainted: [W]=WARN
[   70.390190][ T1795] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   70.390424][ T1795] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   70.390686][ T1795] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   70.391201][ T1795] RSP: 0018:ffa0000003627020 EFLAGS: 00010286
[   70.391434][ T1795] RAX: 00000000ffffffa6 RBX: ff11000005a14e40 RCX: 1ff40000006c4dca
[   70.391688][ T1795] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005a14efc
[   70.391935][ T1795] RBP: ff11000015ac9000 R08: 1fe2200000b429e1 R09: ff1100001360d158
[   70.392180][ T1795] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   70.392443][ T1795] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   70.392694][ T1795] FS:  00007f163cbce840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   70.392977][ T1795] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   70.393190][ T1795] CR2: 000000001ad53988 CR3: 0000000013f65002 CR4: 0000000000771ef0
[   70.393459][ T1795] PKRU: 55555554
[   70.393617][ T1795] Call Trace:
[   70.393779][ T1795]  <TASK>
[   70.393905][ T1795]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   70.394093][ T1795]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   70.394246][ T1795]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   70.394446][ T1795]  __dev_notify_flags (net/core/dev.c:9787)
[   70.394649][ T1795]  ? netif_change_name (net/core/dev.c:1495)
[   70.394831][ T1795]  ? __dev_change_flags (net/core/dev.c:9752)
[   70.395014][ T1795]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   70.395193][ T1795]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.395401][ T1795]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   70.395585][ T1795]  netif_change_flags (net/core/dev.c:9820)
[   70.395778][ T1795]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   70.395960][ T1795]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   70.396144][ T1795]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   70.396347][ T1795]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   70.396562][ T1795]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   70.396756][ T1795]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.396938][ T1795]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   70.397120][ T1795]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   70.397308][ T1795]  ? __kernel_text_address (kernel/extable.c:79)
[   70.397517][ T1795]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.397710][ T1795]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.397892][ T1795]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   70.398079][ T1795]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.398262][ T1795]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   70.398463][ T1795]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.398656][ T1795]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.398839][ T1795]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   70.399022][ T1795]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   70.399204][ T1795]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   70.399405][ T1795]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   70.399606][ T1795]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   70.399802][ T1795]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   70.399989][ T1795]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   70.400172][ T1795]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.400370][ T1795]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.400553][ T1795]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.400743][ T1795]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   70.400925][ T1795]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.401113][ T1795]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.401294][ T1795]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.401492][ T1795]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.401684][ T1795]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.401867][ T1795]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.402049][ T1795]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   70.402232][ T1795]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.402434][ T1795]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.402625][ T1795]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.402809][ T1795]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.402989][ T1795]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.403173][ T1795]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   70.403371][ T1795]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.403554][ T1795]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   70.403747][ T1795]  ? 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))
[   70.403931][ T1795]  ? 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))
[   70.404116][ T1795]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   70.404302][ T1795]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   70.404498][ T1795]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.404688][ T1795]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   70.404895][ T1795]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   70.405078][ T1795]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   70.405263][ T1795]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   70.405466][ T1795]  ? copy_msghdr_from_user (net/socket.c:2635)
[   70.405658][ T1795]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   70.405870][ T1795]  ? move_addr_to_kernel (net/socket.c:258)
[   70.406055][ T1795]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   70.406239][ T1795]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.406439][ T1795]  ___sys_sendmsg (net/socket.c:2752)
[   70.406632][ T1795]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   70.406848][ T1795]  ? copy_msghdr_from_user (net/socket.c:2603)
[   70.407043][ T1795]  __sys_sendmsg (net/socket.c:2784)
[   70.407255][ T1795]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   70.407457][ T1795]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   70.407684][ T1795]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   70.407869][ T1795]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.408073][ T1795]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   70.408260][ T1795]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   70.408464][ T1795]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   70.408662][ T1795]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   70.408887][ T1795] RIP: 0033:0x7f163ce0808e
[   70.409097][ T1795] 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
[   70.409664][ T1795] RSP: 002b:00007ffc1ef77320 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   70.409915][ T1795] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f163ce0808e
[   70.410161][ T1795] RDX: 0000000000000000 RSI: 00007ffc1ef773d0 RDI: 0000000000000005
[   70.410438][ T1795] RBP: 00007ffc1ef77330 R08: 0000000000000000 R09: 0000000000000000
[   70.410702][ T1795] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0bf
[   70.410949][ T1795] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc1ef77aa0
| [   70.452332][ T1796] ------------[ cut here ]------------
| [   70.452548][ T1796] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1796
| [   70.452873][ T1796] Modules linked in: vxlan
| [   70.453561][ T1796] Tainted: [W]=WARN
[   70.453727][ T1796] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   70.453947][ T1796] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   70.454183][ T1796] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   70.454733][ T1796] RSP: 0018:ffa0000003607020 EFLAGS: 00010286
[   70.454954][ T1796] RAX: 00000000ffffffa6 RBX: ff11000014e2b700 RCX: 1ff40000006c0dca
[   70.455200][ T1796] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014e2b7bc
[   70.455466][ T1796] RBP: ff11000010584000 R08: 1fe22000029c56f9 R09: ff11000015a62e58
[   70.455732][ T1796] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   70.455983][ T1796] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   70.456231][ T1796] FS:  00007f2d0bb7b840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   70.456533][ T1796] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   70.456761][ T1796] CR2: 000000000c030988 CR3: 0000000019718004 CR4: 0000000000771ef0
[   70.457009][ T1796] PKRU: 55555554
[   70.457162][ T1796] Call Trace:
[   70.457333][ T1796]  <TASK>
[   70.457455][ T1796]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   70.457649][ T1796]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   70.457803][ T1796]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   70.457986][ T1796]  __dev_notify_flags (net/core/dev.c:9787)
[   70.458172][ T1796]  ? netif_change_name (net/core/dev.c:1495)
[   70.458376][ T1796]  ? __dev_change_flags (net/core/dev.c:9752)
[   70.458571][ T1796]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   70.458765][ T1796]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.458952][ T1796]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   70.459139][ T1796]  netif_change_flags (net/core/dev.c:9820)
[   70.459345][ T1796]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   70.459530][ T1796]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   70.459728][ T1796]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   70.459918][ T1796]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   70.460137][ T1796]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   70.460342][ T1796]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.460530][ T1796]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   70.460739][ T1796]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   70.460933][ T1796]  ? __kernel_text_address (kernel/extable.c:79)
[   70.461124][ T1796]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.461335][ T1796]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.461520][ T1796]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   70.461715][ T1796]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.461900][ T1796]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   70.462083][ T1796]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.462268][ T1796]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.462471][ T1796]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   70.462663][ T1796]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   70.462847][ T1796]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   70.463032][ T1796]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   70.463217][ T1796]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   70.463429][ T1796]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   70.463625][ T1796]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   70.463814][ T1796]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.463997][ T1796]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.464204][ T1796]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.464410][ T1796]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   70.464595][ T1796]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.464793][ T1796]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.464978][ T1796]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.465166][ T1796]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.465371][ T1796]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.465559][ T1796]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.465753][ T1796]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   70.465943][ T1796]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.466134][ T1796]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.466344][ T1796]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.466533][ T1796]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.466725][ T1796]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.466913][ T1796]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   70.467100][ T1796]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.467289][ T1796]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   70.467492][ T1796]  ? 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))
[   70.467685][ T1796]  ? 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))
[   70.467875][ T1796]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   70.468063][ T1796]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   70.468250][ T1796]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.468462][ T1796]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   70.468661][ T1796]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   70.468853][ T1796]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   70.469044][ T1796]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   70.469231][ T1796]  ? copy_msghdr_from_user (net/socket.c:2635)
[   70.469436][ T1796]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   70.469691][ T1796]  ? move_addr_to_kernel (net/socket.c:258)
[   70.469881][ T1796]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   70.470095][ T1796]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.470291][ T1796]  ___sys_sendmsg (net/socket.c:2752)
[   70.470493][ T1796]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   70.470722][ T1796]  ? copy_msghdr_from_user (net/socket.c:2603)
[   70.470920][ T1796]  __sys_sendmsg (net/socket.c:2784)
[   70.471108][ T1796]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   70.471293][ T1796]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   70.471529][ T1796]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   70.471726][ T1796]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.471913][ T1796]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   70.472097][ T1796]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   70.472284][ T1796]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   70.472487][ T1796]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   70.472711][ T1796] RIP: 0033:0x7f2d0bdb508e
[   70.472902][ T1796] 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
[   70.473445][ T1796] RSP: 002b:00007ffe32bd0bc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   70.473706][ T1796] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2d0bdb508e
[   70.473958][ T1796] RDX: 0000000000000000 RSI: 00007ffe32bd0c70 RDI: 0000000000000005
[   70.474209][ T1796] RBP: 00007ffe32bd0bd0 R08: 0000000000000000 R09: 0000000000000000
[   70.474484][ T1796] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0bf
[   70.474744][ T1796] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe32bd1340
| [   70.486247][   T38] ------------[ cut here ]------------
| [   70.486454][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/38
| [   70.486757][   T38] Modules linked in: vxlan
| [   70.487263][   T38] Tainted: [W]=WARN
[   70.487427][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   70.487639][   T38] Workqueue: events_unbound linkwatch_event
[   70.487850][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   70.488071][   T38] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   70.488732][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   70.489003][   T38] RAX: 00000000ffffffa6 RBX: ff11000011e3d540 RCX: 1ff4000000055f02
[   70.489310][   T38] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e3d5fc
[   70.489679][   T38] RBP: ff11000010584000 R08: 1fe22000023c7ac1 R09: ff11000001da2ea8
[   70.489959][   T38] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   70.490252][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   70.490557][   T38] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   70.490880][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   70.491133][   T38] CR2: 000000000c030988 CR3: 0000000019718004 CR4: 0000000000771ef0
[   70.491444][   T38] PKRU: 55555554
[   70.491644][   T38] Call Trace:
[   70.491836][   T38]  <TASK>
[   70.491998][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   70.492220][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   70.492471][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   70.492673][   T38]  netif_state_change (net/core/dev.c:1605)
[   70.492898][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   70.493153][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   70.493420][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   70.493657][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   70.493884][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   70.494109][   T38]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   70.494356][   T38]  process_one_work (kernel/workqueue.c:3314)
[   70.494591][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   70.494836][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.495063][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   70.495300][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   70.495541][   T38]  kthread (kernel/kthread.c:436)
[   70.495741][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   70.495995][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   70.496218][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   70.496471][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   70.496734][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   70.496961][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   70.497183][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   70.500082][   T38] ------------[ cut here ]------------
| [   70.500249][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/38
| [   70.500575][   T38] Modules linked in: vxlan
| [   70.501081][   T38] Tainted: [W]=WARN
[   70.501225][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   70.501454][   T38] Workqueue: events_unbound linkwatch_event
[   70.501674][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   70.501895][   T38] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   70.502403][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   70.502616][   T38] RAX: 00000000ffffffa6 RBX: ff11000014c98ac0 RCX: 1ff4000000055f02
[   70.502851][   T38] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014c98b7c
[   70.503083][   T38] RBP: ff11000015ac9000 R08: 1fe2200002993171 R09: ff11000001da2ea8
[   70.503338][   T38] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   70.503578][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   70.503816][   T38] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   70.504076][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   70.504280][   T38] CR2: 000000000c030988 CR3: 000000000d14d005 CR4: 0000000000771ef0
[   70.504526][   T38] PKRU: 55555554
[   70.504677][   T38] Call Trace:
[   70.504835][   T38]  <TASK>
[   70.504952][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   70.505127][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   70.505304][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   70.505464][   T38]  netif_state_change (net/core/dev.c:1605)
[   70.505671][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   70.505877][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   70.506050][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   70.506224][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   70.506421][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   70.506597][   T38]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   70.506779][   T38]  process_one_work (kernel/workqueue.c:3314)
[   70.506957][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   70.507128][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.507311][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   70.507506][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   70.507689][   T38]  kthread (kernel/kthread.c:436)
[   70.507833][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   70.508035][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   70.508209][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   70.508462][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   70.508735][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   70.508958][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   70.509183][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   70.550535][ T1798] ------------[ cut here ]------------
| [   70.550698][ T1798] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1798
| [   70.550966][ T1798] Modules linked in: vxlan
| [   70.551388][ T1798] Tainted: [W]=WARN
[   70.551491][ T1798] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   70.551669][ T1798] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   70.551848][ T1798] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   70.552341][ T1798] RSP: 0018:ffa0000003546ee0 EFLAGS: 00010286
[   70.552511][ T1798] RAX: 00000000ffffffa6 RBX: ff110000137058c0 RCX: 1ff40000006a8da2
[   70.552719][ T1798] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001370597c
[   70.552925][ T1798] RBP: ff11000015ac9000 R08: 1fe22000026e0b31 R09: ff1100001677ae58
[   70.553127][ T1798] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   70.553334][ T1798] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   70.553535][ T1798] FS:  00007ff526974840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   70.553780][ T1798] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   70.553948][ T1798] CR2: 000000002ef0a988 CR3: 00000000164c4006 CR4: 0000000000771ef0
[   70.554148][ T1798] PKRU: 55555554
[   70.554251][ T1798] Call Trace:
[   70.555078][ T1798]  <TASK>
[   70.555152][ T1798]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.555292][ T1798]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   70.555491][ T1798]  notifier_call_chain (kernel/notifier.c:85)
[   70.555633][ T1798]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   70.555767][ T1798]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.555902][ T1798]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   70.556038][ T1798]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.556179][ T1798]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[   70.556339][ T1798]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[   70.556475][ T1798]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   70.556618][ T1798]  ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:45)
[   70.556755][ T1798]  ? netdev_rx_handler_register (net/core/dev.c:5900)
[   70.556890][ T1798]  br_add_if (net/bridge/br_if.c:619)
[   70.556999][ T1798]  do_set_master (net/core/rtnetlink.c:3011)
[   70.557134][ T1798]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   70.557275][ T1798]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   70.557425][ T1798]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   70.557560][ T1798]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   70.557732][ T1798]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   70.557867][ T1798]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.558001][ T1798]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   70.558136][ T1798]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   70.558277][ T1798]  ? __kernel_text_address (kernel/extable.c:79)
[   70.558420][ T1798]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.558558][ T1798]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.558699][ T1798]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   70.558833][ T1798]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.558966][ T1798]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   70.559098][ T1798]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.559231][ T1798]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.559375][ T1798]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   70.559512][ T1798]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   70.559652][ T1798]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   70.559787][ T1798]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   70.559923][ T1798]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   70.560056][ T1798]  ? nla_get_range_signed (lib/nlattr.c:270)
[   70.560195][ T1798]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   70.560343][ T1798]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   70.560480][ T1798]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.560620][ T1798]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.560755][ T1798]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.560888][ T1798]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   70.561022][ T1798]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.561158][ T1798]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.561296][ T1798]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.561437][ T1798]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.561572][ T1798]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.561713][ T1798]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.561848][ T1798]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   70.561983][ T1798]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.562122][ T1798]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.562256][ T1798]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.562402][ T1798]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.562536][ T1798]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.562676][ T1798]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   70.562810][ T1798]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.562945][ T1798]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   70.563085][ T1798]  ? 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))
[   70.563221][ T1798]  ? 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))
[   70.563370][ T1798]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   70.563508][ T1798]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   70.563649][ T1798]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.563785][ T1798]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   70.563921][ T1798]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   70.564057][ T1798]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   70.564193][ T1798]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   70.564336][ T1798]  ? copy_msghdr_from_user (net/socket.c:2635)
[   70.564473][ T1798]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   70.564650][ T1798]  ? move_addr_to_kernel (net/socket.c:258)
[   70.564787][ T1798]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   70.564922][ T1798]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.565058][ T1798]  ___sys_sendmsg (net/socket.c:2752)
[   70.565192][ T1798]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   70.565405][ T1798]  ? copy_msghdr_from_user (net/socket.c:2603)
[   70.565554][ T1798]  __sys_sendmsg (net/socket.c:2784)
[   70.565694][ T1798]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   70.565828][ T1798]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   70.565996][ T1798]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   70.566133][ T1798]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.566273][ T1798]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   70.566417][ T1798]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   70.566554][ T1798]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   70.566696][ T1798]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   70.566872][ T1798] RIP: 0033:0x7ff526bae08e
[   70.567014][ T1798] 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
[   70.567504][ T1798] RSP: 002b:00007fff237c84f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   70.567714][ T1798] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff526bae08e
[   70.567914][ T1798] RDX: 0000000000000000 RSI: 00007fff237c85a0 RDI: 0000000000000005
[   70.568115][ T1798] RBP: 00007fff237c8500 R08: 0000000000000000 R09: 0000000000000000
[   70.568324][ T1798] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0bf
[   70.568526][ T1798] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff237c8c70
| [   70.570238][ T1798] ------------[ cut here ]------------
| [   70.570388][ T1798] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1798
| [   70.570667][ T1798] Modules linked in: vxlan
| [   70.571094][ T1798] Tainted: [W]=WARN
[   70.571200][ T1798] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   70.572136][ T1798] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   70.572416][ T1798] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   70.573000][ T1798] RSP: 0018:ffa0000003546ea0 EFLAGS: 00010286
[   70.573181][ T1798] RAX: 00000000ffffffa6 RBX: ff11000013704900 RCX: 1ff40000006a8d9a
[   70.573411][ T1798] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137049bc
[   70.573624][ T1798] RBP: ff11000015ac9000 R08: 1fe22000026e0939 R09: ff1100001677ae58
[   70.573833][ T1798] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[   70.574044][ T1798] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000194fcc08
[   70.574254][ T1798] FS:  00007ff526974840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   70.574509][ T1798] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   70.574689][ T1798] CR2: 000000002ef0a988 CR3: 00000000164c4006 CR4: 0000000000771ef0
[   70.574902][ T1798] PKRU: 55555554
[   70.575007][ T1798] Call Trace:
[   70.575111][ T1798]  <TASK>
[   70.575184][ T1798]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   70.575340][ T1798]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   70.575482][ T1798]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   70.575591][ T1798]  __dev_notify_flags (net/core/dev.c:9787)
[   70.575737][ T1798]  ? netdev_notice (net/core/dev.c:13008)
[   70.575880][ T1798]  ? netif_change_name (net/core/dev.c:1495)
[   70.576022][ T1798]  ? dev_get_min_mp_channel_count (./include/net/netdev_lock.h:30 (discriminator 1))
[   70.576200][ T1798]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   70.576352][ T1798]  __dev_set_promiscuity (net/core/dev.c:9630)
[   70.576494][ T1798]  netif_set_promiscuity (net/core/dev.c:9639)
[   70.576641][ T1798]  dev_set_promiscuity (net/core/dev_api.c:288)
[   70.576783][ T1798]  br_port_set_promisc (net/bridge/br_if.c:108)
[   70.576924][ T1798]  br_manage_promisc (net/bridge/br_if.c:174)
[   70.577066][ T1798]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   70.577212][ T1798]  br_add_if (net/bridge/br_if.c:242 net/bridge/br_if.c:627)
[   70.577329][ T1798]  do_set_master (net/core/rtnetlink.c:3011)
[   70.577472][ T1798]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   70.577620][ T1798]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   70.577763][ T1798]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   70.577905][ T1798]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   70.578082][ T1798]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   70.578223][ T1798]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.578372][ T1798]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   70.578512][ T1798]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   70.578658][ T1798]  ? __kernel_text_address (kernel/extable.c:79)
[   70.578798][ T1798]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.578941][ T1798]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.579082][ T1798]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   70.579223][ T1798]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.579376][ T1798]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   70.579517][ T1798]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.579660][ T1798]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.579801][ T1798]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   70.579942][ T1798]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   70.580083][ T1798]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   70.580224][ T1798]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   70.580377][ T1798]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   70.580518][ T1798]  ? nla_get_range_signed (lib/nlattr.c:270)
[   70.580667][ T1798]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   70.580811][ T1798]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   70.580953][ T1798]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.581099][ T1798]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.581243][ T1798]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.581390][ T1798]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   70.581530][ T1798]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.581679][ T1798]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.581818][ T1798]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.581957][ T1798]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.582098][ T1798]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.582242][ T1798]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.582391][ T1798]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   70.582532][ T1798]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.582679][ T1798]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.582821][ T1798]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.582962][ T1798]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.583103][ T1798]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.583245][ T1798]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   70.583393][ T1798]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.583535][ T1798]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   70.583686][ T1798]  ? 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))
[   70.583825][ T1798]  ? 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))
[   70.583968][ T1798]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   70.584109][ T1798]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   70.584251][ T1798]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.584401][ T1798]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   70.584545][ T1798]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   70.584696][ T1798]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   70.584840][ T1798]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   70.584981][ T1798]  ? copy_msghdr_from_user (net/socket.c:2635)
[   70.585122][ T1798]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   70.585299][ T1798]  ? move_addr_to_kernel (net/socket.c:258)
[   70.585447][ T1798]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   70.585589][ T1798]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.585740][ T1798]  ___sys_sendmsg (net/socket.c:2752)
[   70.585880][ T1798]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   70.586054][ T1798]  ? copy_msghdr_from_user (net/socket.c:2603)
[   70.586209][ T1798]  __sys_sendmsg (net/socket.c:2784)
[   70.586357][ T1798]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   70.586497][ T1798]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   70.586684][ T1798]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   70.586824][ T1798]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.586966][ T1798]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   70.587106][ T1798]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   70.587248][ T1798]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   70.587411][ T1798]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   70.587586][ T1798] RIP: 0033:0x7ff526bae08e
[   70.587738][ T1798] 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
[   70.588255][ T1798] RSP: 002b:00007fff237c84f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   70.588478][ T1798] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff526bae08e
[   70.588698][ T1798] RDX: 0000000000000000 RSI: 00007fff237c85a0 RDI: 0000000000000005
[   70.588909][ T1798] RBP: 00007fff237c8500 R08: 0000000000000000 R09: 0000000000000000
[   70.589122][ T1798] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0bf
[   70.589342][ T1798] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff237c8c70
| [   70.598095][ T1798] ------------[ cut here ]------------
| [   70.598228][ T1798] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1798
| [   70.598504][ T1798] Modules linked in: vxlan
| [   70.598915][ T1798] Tainted: [W]=WARN
[   70.599014][ T1798] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   70.599181][ T1798] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   70.599364][ T1798] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   70.599842][ T1798] RSP: 0018:ffa0000003547000 EFLAGS: 00010286
[   70.600008][ T1798] RAX: 00000000ffffffa6 RBX: ff11000005664200 RCX: 1ff40000006a8dc6
[   70.600206][ T1798] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000056642bc
[   70.600410][ T1798] RBP: ff11000019e12000 R08: 1fe2200000acc859 R09: ff1100001677ae58
[   70.600606][ T1798] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   70.600806][ T1798] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   70.601004][ T1798] FS:  00007ff526974840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   70.601234][ T1798] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   70.601408][ T1798] CR2: 000055669eb10d5c CR3: 00000000164c4002 CR4: 0000000000771ef0
[   70.601605][ T1798] PKRU: 55555554
[   70.601708][ T1798] Call Trace:
[   70.601805][ T1798]  <TASK>
[   70.601873][ T1798]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.602006][ T1798]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   70.602137][ T1798]  notifier_call_chain (kernel/notifier.c:85)
[   70.602275][ T1798]  call_netdevice_notifiers (net/core/dev.c:2287 net/core/dev.c:2301)
[   70.602417][ T1798]  ? __dev_open (./include/net/netdev_lock.h:33)
[   70.602549][ T1798]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[   70.602686][ T1798]  br_add_if (net/bridge/br_if.c:679)
[   70.602798][ T1798]  do_set_master (net/core/rtnetlink.c:3011)
[   70.602928][ T1798]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   70.603062][ T1798]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   70.603195][ T1798]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   70.603333][ T1798]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   70.603496][ T1798]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   70.603633][ T1798]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.603763][ T1798]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   70.603894][ T1798]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   70.604024][ T1798]  ? __kernel_text_address (kernel/extable.c:79)
[   70.604156][ T1798]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.604297][ T1798]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.604435][ T1798]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   70.604568][ T1798]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.604704][ T1798]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   70.604834][ T1798]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.604966][ T1798]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.605101][ T1798]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   70.605233][ T1798]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   70.605397][ T1798]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   70.605531][ T1798]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   70.605673][ T1798]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   70.605804][ T1798]  ? nla_get_range_signed (lib/nlattr.c:270)
[   70.605940][ T1798]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   70.606075][ T1798]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   70.606210][ T1798]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.606348][ T1798]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.606480][ T1798]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.606618][ T1798]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   70.606749][ T1798]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.606882][ T1798]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.607014][ T1798]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.607145][ T1798]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.607278][ T1798]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.607415][ T1798]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.607546][ T1798]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   70.607684][ T1798]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.607816][ T1798]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.607948][ T1798]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.608083][ T1798]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.608215][ T1798]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.608354][ T1798]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   70.608486][ T1798]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.608625][ T1798]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   70.608775][ T1798]  ? 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))
[   70.608907][ T1798]  ? 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))
[   70.609043][ T1798]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   70.609177][ T1798]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   70.609312][ T1798]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.609450][ T1798]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   70.609582][ T1798]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   70.609720][ T1798]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   70.609854][ T1798]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   70.609986][ T1798]  ? copy_msghdr_from_user (net/socket.c:2635)
[   70.610121][ T1798]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   70.610288][ T1798]  ? move_addr_to_kernel (net/socket.c:258)
[   70.610427][ T1798]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   70.610560][ T1798]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.610700][ T1798]  ___sys_sendmsg (net/socket.c:2752)
[   70.610838][ T1798]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   70.611002][ T1798]  ? copy_msghdr_from_user (net/socket.c:2603)
[   70.611148][ T1798]  __sys_sendmsg (net/socket.c:2784)
[   70.611281][ T1798]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   70.611418][ T1798]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   70.611585][ T1798]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   70.611727][ T1798]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.611860][ T1798]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   70.611992][ T1798]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   70.612129][ T1798]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   70.612261][ T1798]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   70.612448][ T1798] RIP: 0033:0x7ff526bae08e
[   70.612586][ T1798] 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
[   70.613064][ T1798] RSP: 002b:00007fff237c84f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   70.613264][ T1798] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff526bae08e
[   70.613471][ T1798] RDX: 0000000000000000 RSI: 00007fff237c85a0 RDI: 0000000000000005
[   70.613677][ T1798] RBP: 00007fff237c8500 R08: 0000000000000000 R09: 0000000000000000
[   70.613875][ T1798] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0bf
[   70.614086][ T1798] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff237c8c70
| [   70.615774][ T1798] ------------[ cut here ]------------
| [   70.615908][ T1798] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1798
| [   70.616167][ T1798] Modules linked in: vxlan
| [   70.616585][ T1798] Tainted: [W]=WARN
[   70.616692][ T1798] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   70.616862][ T1798] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   70.617033][ T1798] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   70.617519][ T1798] RSP: 0018:ffa0000003546f78 EFLAGS: 00010286
[   70.617690][ T1798] RAX: 00000000ffffffa6 RBX: ff110000141aa3c0 RCX: 1ff40000006a8db5
[   70.617888][ T1798] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000141aa47c
[   70.618084][ T1798] RBP: ff11000019e12000 R08: 1fe2200002835491 R09: ff1100001677ae58
[   70.618281][ T1798] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   70.618486][ T1798] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000001
[   70.618690][ T1798] FS:  00007ff526974840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   70.618932][ T1798] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   70.619096][ T1798] CR2: 000055669eb10d5c CR3: 00000000164c4002 CR4: 0000000000771ef0
[   70.619308][ T1798] PKRU: 55555554
[   70.619412][ T1798] Call Trace:
[   70.619511][ T1798]  <TASK>
[   70.619580][ T1798]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.619719][ T1798]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   70.619853][ T1798]  notifier_call_chain (kernel/notifier.c:85)
[   70.619989][ T1798]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[   70.620158][ T1798]  ? netdev_change_features (net/core/dev.c:11117)
[   70.620295][ T1798]  ? br_opt_toggle (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:767 net/bridge/br.c:391)
[   70.620436][ T1798]  br_add_if (net/bridge/br_if.c:683)
[   70.620542][ T1798]  do_set_master (net/core/rtnetlink.c:3011)
[   70.620681][ T1798]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   70.620814][ T1798]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   70.620949][ T1798]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   70.621083][ T1798]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   70.621250][ T1798]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   70.621392][ T1798]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.621527][ T1798]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   70.621666][ T1798]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   70.621805][ T1798]  ? __kernel_text_address (kernel/extable.c:79)
[   70.621938][ T1798]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.622072][ T1798]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.622206][ T1798]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   70.622349][ T1798]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.622484][ T1798]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   70.622623][ T1798]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.622758][ T1798]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.622897][ T1798]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   70.623029][ T1798]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   70.623161][ T1798]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   70.623297][ T1798]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   70.623437][ T1798]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   70.623572][ T1798]  ? nla_get_range_signed (lib/nlattr.c:270)
[   70.623715][ T1798]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   70.623852][ T1798]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   70.623987][ T1798]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.624119][ T1798]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.624257][ T1798]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.624397][ T1798]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   70.624529][ T1798]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.624673][ T1798]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.624805][ T1798]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.624936][ T1798]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.625069][ T1798]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.625205][ T1798]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.625347][ T1798]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   70.625483][ T1798]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.625624][ T1798]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.625758][ T1798]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.625892][ T1798]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.626024][ T1798]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.626157][ T1798]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   70.626291][ T1798]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.626427][ T1798]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   70.626564][ T1798]  ? 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))
[   70.626706][ T1798]  ? 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))
[   70.626841][ T1798]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   70.626976][ T1798]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   70.627109][ T1798]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.627244][ T1798]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   70.627385][ T1798]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   70.627519][ T1798]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   70.627657][ T1798]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   70.627792][ T1798]  ? copy_msghdr_from_user (net/socket.c:2635)
[   70.627924][ T1798]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   70.628087][ T1798]  ? move_addr_to_kernel (net/socket.c:258)
[   70.628220][ T1798]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   70.628367][ T1798]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.628502][ T1798]  ___sys_sendmsg (net/socket.c:2752)
[   70.628642][ T1798]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   70.628808][ T1798]  ? copy_msghdr_from_user (net/socket.c:2603)
[   70.628959][ T1798]  __sys_sendmsg (net/socket.c:2784)
[   70.629093][ T1798]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   70.629225][ T1798]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   70.629400][ T1798]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   70.629533][ T1798]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.629675][ T1798]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   70.629809][ T1798]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   70.629941][ T1798]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   70.630074][ T1798]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   70.630239][ T1798] RIP: 0033:0x7ff526bae08e
[   70.630384][ T1798] 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
[   70.630863][ T1798] RSP: 002b:00007fff237c84f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   70.631064][ T1798] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff526bae08e
[   70.631263][ T1798] RDX: 0000000000000000 RSI: 00007fff237c85a0 RDI: 0000000000000005
[   70.631477][ T1798] RBP: 00007fff237c8500 R08: 0000000000000000 R09: 0000000000000000
[   70.631684][ T1798] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0bf
[   70.631883][ T1798] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff237c8c70
| [   70.855329][ T1820] ------------[ cut here ]------------
| [   70.855518][ T1820] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1820
| [   70.855815][ T1820] Modules linked in: vxlan
| [   70.856249][ T1820] Tainted: [W]=WARN
[   70.856366][ T1820] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   70.856542][ T1820] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   70.856735][ T1820] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   70.857234][ T1820] RSP: 0018:ffa0000003527090 EFLAGS: 00010286
[   70.857422][ T1820] RAX: 00000000ffffffa6 RBX: ff11000012a61e00 RCX: 1ff40000006a4dd8
[   70.857638][ T1820] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012a61ebc
[   70.857847][ T1820] RBP: ff11000010584000 R08: 1fe220000254c3d9 R09: ff110000196d8b80
[   70.858055][ T1820] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   70.858263][ T1820] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   70.858485][ T1820] FS:  00007f8f101ef840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   70.858739][ T1820] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   70.858915][ T1820] CR2: 00007f8f103e8460 CR3: 000000001add5003 CR4: 0000000000771ef0
[   70.859127][ T1820] PKRU: 55555554
[   70.859233][ T1820] Call Trace:
[   70.859348][ T1820]  <TASK>
[   70.859423][ T1820]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.859566][ T1820]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   70.859715][ T1820]  notifier_call_chain (kernel/notifier.c:85)
[   70.859859][ T1820]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   70.860000][ T1820]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   70.860143][ T1820]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   70.860288][ T1820]  netdev_upper_dev_link (net/core/dev.c:8972)
[   70.860433][ T1820]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   70.860575][ T1820]  register_vlan_dev (net/8021q/vlan.c:183)
[   70.860724][ T1820]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   70.860866][ T1820]  vlan_newlink (net/8021q/vlan_netlink.c:194)
[   70.861005][ T1820]  ? nla_strscpy (lib/nlattr.c:795)
[   70.861148][ T1820]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   70.861295][ T1820]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   70.861443][ T1820]  ? __dev_get_by_name (net/core/dev.c:883)
[   70.861582][ T1820]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   70.861735][ T1820]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   70.861881][ T1820]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   70.862022][ T1820]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.862162][ T1820]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.862308][ T1820]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.862455][ T1820]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   70.862596][ T1820]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.862748][ T1820]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.862889][ T1820]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.863029][ T1820]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   70.863168][ T1820]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.863312][ T1820]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.863456][ T1820]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.863599][ T1820]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.863759][ T1820]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.863905][ T1820]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   70.864044][ T1820]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.864184][ T1820]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   70.864336][ T1820]  ? 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))
[   70.864477][ T1820]  ? 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))
[   70.864625][ T1820]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   70.864769][ T1820]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   70.864909][ T1820]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.865050][ T1820]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   70.865190][ T1820]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   70.865342][ T1820]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   70.865484][ T1820]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   70.865630][ T1820]  ? copy_msghdr_from_user (net/socket.c:2635)
[   70.865773][ T1820]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   70.865946][ T1820]  ? move_addr_to_kernel (net/socket.c:258)
[   70.866090][ T1820]  ___sys_sendmsg (net/socket.c:2752)
[   70.866229][ T1820]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.866378][ T1820]  ? copy_msghdr_from_user (net/socket.c:2603)
[   70.866528][ T1820]  ? 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))
[   70.866677][ T1820]  __sys_sendmsg (net/socket.c:2784)
[   70.866818][ T1820]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   70.866963][ T1820]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.867103][ T1820]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.867243][ T1820]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   70.867394][ T1820]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   70.867540][ T1820]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   70.867686][ T1820]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   70.867859][ T1820] RIP: 0033:0x7f8f1042908e
[   70.868008][ T1820] 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
[   70.868514][ T1820] RSP: 002b:00007ffceea75370 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   70.868729][ T1820] RAX: ffffffffffffffda RBX: 00007ffceea75b30 RCX: 00007f8f1042908e
[   70.868939][ T1820] RDX: 0000000000000000 RSI: 00007ffceea75420 RDI: 0000000000000005
[   70.869147][ T1820] RBP: 00007ffceea75380 R08: 0000000000000000 R09: 0000000000000000
[   70.869365][ T1820] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c0
[   70.869575][ T1820] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffceea75af0
| [   70.871257][ T1820] ------------[ cut here ]------------
| [   70.871399][ T1820] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1820
| [   70.871674][ T1820] Modules linked in: vxlan
| [   70.872092][ T1820] Tainted: [W]=WARN
[   70.872195][ T1820] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   70.872377][ T1820] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   70.872555][ T1820] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   70.873047][ T1820] RSP: 0018:ffa00000035271b0 EFLAGS: 00010286
[   70.873218][ T1820] RAX: 00000000ffffffa6 RBX: ff11000012a618c0 RCX: 1ff40000006a4dfc
[   70.873431][ T1820] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012a6197c
[   70.873640][ T1820] RBP: ff1100001a99c000 R08: 1fe220000254c331 R09: ff110000196d8b80
[   70.873844][ T1820] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   70.874046][ T1820] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab76b3a0
[   70.874251][ T1820] FS:  00007f8f101ef840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   70.874497][ T1820] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   70.874676][ T1820] CR2: 00007f8f103e8460 CR3: 000000001add5003 CR4: 0000000000771ef0
[   70.874886][ T1820] PKRU: 55555554
[   70.874993][ T1820] Call Trace:
[   70.875094][ T1820]  <TASK>
[   70.875166][ T1820]  ? register_vlan_dev (net/8021q/vlan.c:188)
[   70.875305][ T1820]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   70.875449][ T1820]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   70.875588][ T1820]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   70.875698][ T1820]  __dev_notify_flags (net/core/dev.c:9787)
[   70.875835][ T1820]  ? netdev_update_features (net/core/dev.c:11098)
[   70.875975][ T1820]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[   70.876145][ T1820]  ? netif_change_name (net/core/dev.c:1495)
[   70.876282][ T1820]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   70.876425][ T1820]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   70.876565][ T1820]  ? register_vlan_dev (net/8021q/vlan.c:196)
[   70.876710][ T1820]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   70.876849][ T1820]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   70.876987][ T1820]  ? nla_strscpy (lib/nlattr.c:795)
[   70.877125][ T1820]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   70.877265][ T1820]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   70.877410][ T1820]  ? __dev_get_by_name (net/core/dev.c:883)
[   70.877546][ T1820]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   70.877695][ T1820]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   70.877837][ T1820]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   70.877974][ T1820]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.878109][ T1820]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.878245][ T1820]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.878389][ T1820]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   70.878526][ T1820]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.878675][ T1820]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.878813][ T1820]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.878950][ T1820]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   70.879087][ T1820]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.879223][ T1820]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.879367][ T1820]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.879506][ T1820]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.879650][ T1820]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.879789][ T1820]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   70.879926][ T1820]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.880064][ T1820]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   70.880205][ T1820]  ? 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))
[   70.880350][ T1820]  ? 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))
[   70.880490][ T1820]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   70.880637][ T1820]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   70.880774][ T1820]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.880912][ T1820]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   70.881050][ T1820]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   70.881189][ T1820]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   70.881334][ T1820]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   70.881471][ T1820]  ? copy_msghdr_from_user (net/socket.c:2635)
[   70.881611][ T1820]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   70.881782][ T1820]  ? move_addr_to_kernel (net/socket.c:258)
[   70.881923][ T1820]  ___sys_sendmsg (net/socket.c:2752)
[   70.882058][ T1820]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.882194][ T1820]  ? copy_msghdr_from_user (net/socket.c:2603)
[   70.882350][ T1820]  ? 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))
[   70.882490][ T1820]  __sys_sendmsg (net/socket.c:2784)
[   70.882634][ T1820]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   70.882775][ T1820]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.882912][ T1820]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.883052][ T1820]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   70.883188][ T1820]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   70.883331][ T1820]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   70.883469][ T1820]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   70.883654][ T1820] RIP: 0033:0x7f8f1042908e
[   70.883798][ T1820] 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
[   70.884289][ T1820] RSP: 002b:00007ffceea75370 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   70.884506][ T1820] RAX: ffffffffffffffda RBX: 00007ffceea75b30 RCX: 00007f8f1042908e
[   70.884726][ T1820] RDX: 0000000000000000 RSI: 00007ffceea75420 RDI: 0000000000000005
[   70.884935][ T1820] RBP: 00007ffceea75380 R08: 0000000000000000 R09: 0000000000000000
[   70.885148][ T1820] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c0
[   70.885360][ T1820] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffceea75af0
| [   70.953579][ T1822] ------------[ cut here ]------------
| [   70.953783][ T1822] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1822
| [   70.954096][ T1822] Modules linked in: vxlan
| [   70.954627][ T1822] Tainted: [W]=WARN
[   70.954776][ T1822] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   70.954991][ T1822] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   70.955215][ T1822] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   70.955758][ T1822] RSP: 0018:ffa0000003677020 EFLAGS: 00010286
[   70.955973][ T1822] RAX: 00000000ffffffa6 RBX: ff110000158beac0 RCX: 1ff40000006cedca
[   70.956219][ T1822] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000158beb7c
[   70.956574][ T1822] RBP: ff1100001a99c000 R08: 1fe2200002b17d71 R09: ff11000011042e58
[   70.956903][ T1822] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   70.957244][ T1822] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   70.957585][ T1822] FS:  00007f27d2daa840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   70.957934][ T1822] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   70.958238][ T1822] CR2: 000000003bb74988 CR3: 000000001af8b001 CR4: 0000000000771ef0
[   70.958589][ T1822] PKRU: 55555554
[   70.958781][ T1822] Call Trace:
[   70.958925][ T1822]  <TASK>
[   70.959043][ T1822]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   70.959227][ T1822]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   70.959398][ T1822]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   70.959583][ T1822]  __dev_notify_flags (net/core/dev.c:9787)
[   70.959776][ T1822]  ? netif_change_name (net/core/dev.c:1495)
[   70.959958][ T1822]  ? __dev_change_flags (net/core/dev.c:9752)
[   70.960139][ T1822]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   70.960340][ T1822]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.960523][ T1822]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   70.960717][ T1822]  netif_change_flags (net/core/dev.c:9820)
[   70.960903][ T1822]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   70.961085][ T1822]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   70.961271][ T1822]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   70.961469][ T1822]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   70.961690][ T1822]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   70.961872][ T1822]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.962054][ T1822]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   70.962238][ T1822]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   70.962434][ T1822]  ? __kernel_text_address (kernel/extable.c:79)
[   70.962624][ T1822]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.962808][ T1822]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.962988][ T1822]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   70.963171][ T1822]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.963368][ T1822]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   70.963553][ T1822]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.963744][ T1822]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.963926][ T1822]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   70.964109][ T1822]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   70.964290][ T1822]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   70.964488][ T1822]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   70.964683][ T1822]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   70.964868][ T1822]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   70.965056][ T1822]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   70.965239][ T1822]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.965432][ T1822]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.965621][ T1822]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.965802][ T1822]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   70.965982][ T1822]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.966165][ T1822]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.966366][ T1822]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.966547][ T1822]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.966737][ T1822]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   70.966939][ T1822]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   70.967122][ T1822]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   70.967308][ T1822]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.967505][ T1822]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.967690][ T1822]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.967878][ T1822]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   70.968058][ T1822]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   70.968242][ T1822]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   70.968438][ T1822]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.968627][ T1822]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   70.968813][ T1822]  ? 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))
[   70.968991][ T1822]  ? 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))
[   70.969179][ T1822]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   70.969383][ T1822]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   70.969566][ T1822]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   70.969756][ T1822]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   70.969939][ T1822]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   70.970121][ T1822]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   70.970310][ T1822]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   70.970507][ T1822]  ? copy_msghdr_from_user (net/socket.c:2635)
[   70.970700][ T1822]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   70.970911][ T1822]  ? move_addr_to_kernel (net/socket.c:258)
[   70.971093][ T1822]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   70.971277][ T1822]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   70.971471][ T1822]  ___sys_sendmsg (net/socket.c:2752)
[   70.971659][ T1822]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   70.971872][ T1822]  ? copy_msghdr_from_user (net/socket.c:2603)
[   70.972070][ T1822]  __sys_sendmsg (net/socket.c:2784)
[   70.972253][ T1822]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   70.972453][ T1822]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   70.972676][ T1822]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   70.972858][ T1822]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   70.973040][ T1822]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   70.973219][ T1822]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   70.973425][ T1822]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   70.973616][ T1822]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   70.973827][ T1822] RIP: 0033:0x7f27d2fe408e
[   70.974014][ T1822] 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
[   70.974542][ T1822] RSP: 002b:00007fff1abe49e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   70.974800][ T1822] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f27d2fe408e
[   70.975043][ T1822] RDX: 0000000000000000 RSI: 00007fff1abe4a90 RDI: 0000000000000005
[   70.975287][ T1822] RBP: 00007fff1abe49f0 R08: 0000000000000000 R09: 0000000000000000
[   70.975544][ T1822] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c0
[   70.975801][ T1822] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff1abe5160
| [   71.007427][ T1823] ------------[ cut here ]------------
| [   71.007591][ T1823] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1823
| [   71.007879][ T1823] Modules linked in: vxlan
| [   71.008312][ T1823] Tainted: [W]=WARN
[   71.009078][ T1823] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.009252][ T1823] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   71.009443][ T1823] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   71.009947][ T1823] RSP: 0018:ffa0000003686f70 EFLAGS: 00010286
[   71.010124][ T1823] RAX: 00000000ffffffa6 RBX: ff110000129c9e00 RCX: 1ff40000006d0db4
[   71.010343][ T1823] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129c9ebc
[   71.010553][ T1823] RBP: ff1100001ae69000 R08: 1fe22000025393d9 R09: ff1100001ab42e80
[   71.010768][ T1823] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   71.010977][ T1823] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   71.011189][ T1823] FS:  00007f1e110f9840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   71.011451][ T1823] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   71.011638][ T1823] CR2: 00000000093c1a28 CR3: 0000000016c82001 CR4: 0000000000771ef0
[   71.011849][ T1823] PKRU: 55555554
[   71.011955][ T1823] Call Trace:
[   71.012061][ T1823]  <TASK>
[   71.012140][ T1823]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.012290][ T1823]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   71.012439][ T1823]  notifier_call_chain (kernel/notifier.c:85)
[   71.012583][ T1823]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   71.012729][ T1823]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   71.012873][ T1823]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   71.013016][ T1823]  netdev_upper_dev_link (net/core/dev.c:8972)
[   71.013157][ T1823]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   71.013303][ T1823] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   71.013457][ T1823]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   71.013601][ T1823] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   71.013751][ T1823]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   71.013896][ T1823]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   71.014038][ T1823]  ? nla_strscpy (lib/nlattr.c:795)
[   71.014182][ T1823]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   71.014335][ T1823]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   71.014476][ T1823]  ? __dev_get_by_name (net/core/dev.c:883)
[   71.014623][ T1823]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   71.014771][ T1823]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   71.014917][ T1823]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   71.015060][ T1823]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.015199][ T1823]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.015349][ T1823]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.015491][ T1823]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   71.015636][ T1823]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.015782][ T1823]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.015922][ T1823]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.016063][ T1823]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   71.016203][ T1823]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.016353][ T1823]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.016492][ T1823]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.016642][ T1823]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.016781][ T1823]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.016923][ T1823]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   71.017062][ T1823]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.017202][ T1823]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   71.017416][ T1823]  ? 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))
[   71.017555][ T1823]  ? 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))
[   71.017704][ T1823]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   71.017848][ T1823]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   71.017990][ T1823]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.018132][ T1823]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   71.018278][ T1823]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   71.018484][ T1823]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   71.018633][ T1823]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   71.018774][ T1823]  ? copy_msghdr_from_user (net/socket.c:2635)
[   71.018917][ T1823]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   71.019089][ T1823]  ? move_addr_to_kernel (net/socket.c:258)
[   71.019232][ T1823]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   71.019439][ T1823]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.019643][ T1823]  ___sys_sendmsg (net/socket.c:2752)
[   71.019783][ T1823]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   71.019957][ T1823]  ? copy_msghdr_from_user (net/socket.c:2603)
[   71.020111][ T1823]  __sys_sendmsg (net/socket.c:2784)
[   71.020251][ T1823]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   71.020401][ T1823]  ? vfs_write (./include/linux/fsnotify.h:96 ./include/linux/fsnotify.h:113 ./include/linux/fsnotify.h:127 ./include/linux/fsnotify.h:116 ./include/linux/fsnotify.h:433 fs/read_write.c:692)
[   71.020545][ T1823]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   71.020692][ T1823]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.020833][ T1823]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   71.020973][ T1823]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   71.021115][ T1823]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   71.021257][ T1823]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   71.021444][ T1823] RIP: 0033:0x7f1e1133308e
[   71.021592][ T1823] 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
[   71.022097][ T1823] RSP: 002b:00007ffd6961d270 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   71.022313][ T1823] RAX: ffffffffffffffda RBX: 00007ffd6961da18 RCX: 00007f1e1133308e
[   71.022526][ T1823] RDX: 0000000000000000 RSI: 00007ffd6961d320 RDI: 0000000000000005
[   71.022739][ T1823] RBP: 00007ffd6961d280 R08: 0000000000000000 R09: 0000000000000000
[   71.022948][ T1823] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c0
[   71.023158][ T1823] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd6961d9f0
| [   71.024834][ T1823] ------------[ cut here ]------------
| [   71.024972][ T1823] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1823
| [   71.025246][ T1823] Modules linked in: vxlan
| [   71.025688][ T1823] Tainted: [W]=WARN
[   71.025795][ T1823] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.025971][ T1823] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   71.026154][ T1823] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   71.026665][ T1823] RSP: 0018:ffa0000003686fd0 EFLAGS: 00010286
[   71.026843][ T1823] RAX: 00000000ffffffa6 RBX: ff11000014e2a040 RCX: 1ff40000006d0dc0
[   71.027054][ T1823] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014e2a0fc
[   71.027264][ T1823] RBP: ff1100001b0c2000 R08: 1fe22000029c5421 R09: ff1100001ab42e80
[   71.027484][ T1823] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   71.027699][ T1823] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001b0c2e44
[   71.027911][ T1823] FS:  00007f1e110f9840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   71.028164][ T1823] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   71.028351][ T1823] CR2: 00000000093c1a28 CR3: 0000000016c82001 CR4: 0000000000771ef0
[   71.028565][ T1823] PKRU: 55555554
[   71.028676][ T1823] Call Trace:
[   71.028781][ T1823]  <TASK>
[   71.028856][ T1823]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   71.029000][ T1823]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   71.029108][ T1823]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   71.029250][ T1823]  __dev_notify_flags (net/core/dev.c:9787)
[   71.029401][ T1823]  ? netif_change_name (net/core/dev.c:1495)
[   71.029544][ T1823]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   71.029693][ T1823]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   71.029835][ T1823]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   71.029979][ T1823] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   71.030124][ T1823]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   71.030273][ T1823] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   71.030424][ T1823]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   71.030571][ T1823]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   71.030721][ T1823]  ? nla_strscpy (lib/nlattr.c:795)
[   71.030865][ T1823]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   71.031009][ T1823]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   71.031152][ T1823]  ? __dev_get_by_name (net/core/dev.c:883)
[   71.031298][ T1823]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   71.031451][ T1823]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   71.031597][ T1823]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   71.031749][ T1823]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.031894][ T1823]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.032034][ T1823]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.032178][ T1823]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   71.032327][ T1823]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.032473][ T1823]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.032622][ T1823]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.032764][ T1823]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   71.032905][ T1823]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.033048][ T1823]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.033187][ T1823]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.033338][ T1823]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.033478][ T1823]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.033624][ T1823]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   71.033764][ T1823]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.033905][ T1823]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   71.034050][ T1823]  ? 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))
[   71.034192][ T1823]  ? 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))
[   71.034344][ T1823]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   71.034488][ T1823]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   71.034635][ T1823]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.034778][ T1823]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   71.034920][ T1823]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   71.035062][ T1823]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   71.035207][ T1823]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   71.035356][ T1823]  ? copy_msghdr_from_user (net/socket.c:2635)
[   71.035496][ T1823]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   71.035696][ T1823]  ? move_addr_to_kernel (net/socket.c:258)
[   71.035838][ T1823]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   71.035980][ T1823]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.036124][ T1823]  ___sys_sendmsg (net/socket.c:2752)
[   71.036273][ T1823]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   71.036457][ T1823]  ? copy_msghdr_from_user (net/socket.c:2603)
[   71.036616][ T1823]  __sys_sendmsg (net/socket.c:2784)
[   71.036757][ T1823]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   71.036898][ T1823]  ? vfs_write (./include/linux/fsnotify.h:96 ./include/linux/fsnotify.h:113 ./include/linux/fsnotify.h:127 ./include/linux/fsnotify.h:116 ./include/linux/fsnotify.h:433 fs/read_write.c:692)
[   71.037044][ T1823]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   71.037187][ T1823]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.037341][ T1823]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   71.037483][ T1823]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   71.037631][ T1823]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   71.037790][ T1823]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   71.037964][ T1823] RIP: 0033:0x7f1e1133308e
[   71.038112][ T1823] 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
[   71.038636][ T1823] RSP: 002b:00007ffd6961d270 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   71.038849][ T1823] RAX: ffffffffffffffda RBX: 00007ffd6961da18 RCX: 00007f1e1133308e
[   71.039061][ T1823] RDX: 0000000000000000 RSI: 00007ffd6961d320 RDI: 0000000000000005
[   71.039275][ T1823] RBP: 00007ffd6961d280 R08: 0000000000000000 R09: 0000000000000000
[   71.039494][ T1823] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c0
[   71.039714][ T1823] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd6961d9f0
| [   71.078797][ T1824] ------------[ cut here ]------------
| [   71.079003][ T1824] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1824
| [   71.079329][ T1824] Modules linked in: vxlan
| [   71.079840][ T1824] Tainted: [W]=WARN
[   71.079989][ T1824] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.080209][ T1824] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   71.080453][ T1824] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   71.080971][ T1824] RSP: 0018:ffa0000003697150 EFLAGS: 00010286
[   71.081184][ T1824] RAX: 00000000ffffffa6 RBX: ff11000004c12740 RCX: 1ff40000006d2df0
[   71.081466][ T1824] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004c127fc
[   71.081717][ T1824] RBP: ff11000019e12000 R08: 1fe2200000982501 R09: ff11000013090b58
[   71.081964][ T1824] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   71.082207][ T1824] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001776f4c0
[   71.082470][ T1824] FS:  00007fa1b4f81840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   71.082756][ T1824] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   71.082971][ T1824] CR2: 00000000004ec918 CR3: 00000000167af005 CR4: 0000000000771ef0
[   71.083217][ T1824] PKRU: 55555554
[   71.083386][ T1824] Call Trace:
[   71.083534][ T1824]  <TASK>
[   71.083668][ T1824]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   71.083849][ T1824]  ? notifier_call_chain (kernel/notifier.c:85)
[   71.084032][ T1824]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   71.084183][ T1824]  netif_state_change (net/core/dev.c:1605)
[   71.084389][ T1824]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   71.084602][ T1824]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6))
[   71.084823][ T1824]  linkwatch_sync_dev (net/core/link_watch.c:295)
[   71.085003][ T1824]  rtnl_getlink (net/core/rtnetlink.c:4273)
[   71.085182][ T1824]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.085382][ T1824]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.085562][ T1824]  ? rtnl_dump_ifinfo (./include/net/netlink.h:1236)
[   71.085754][ T1824]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   71.085933][ T1824]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.086113][ T1824]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.086310][ T1824]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.086504][ T1824]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.086690][ T1824]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   71.086869][ T1824]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.087053][ T1824]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.087237][ T1824]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.087434][ T1824]  ? rtnl_dump_ifinfo (./include/net/netlink.h:1236)
[   71.087621][ T1824]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   71.087801][ T1824]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.087980][ T1824]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.088160][ T1824]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.088374][ T1824]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.088558][ T1824]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.088749][ T1824]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   71.088930][ T1824]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.089111][ T1824]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   71.089295][ T1824]  ? 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))
[   71.089488][ T1824]  ? 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))
[   71.089682][ T1824]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   71.089869][ T1824]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   71.090049][ T1824]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.090230][ T1824]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   71.090432][ T1824]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   71.090622][ T1824]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   71.090805][ T1824]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   71.090986][ T1824]  ? copy_msghdr_from_user (net/socket.c:2635)
[   71.091166][ T1824]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   71.091401][ T1824]  ? move_addr_to_kernel (net/socket.c:258)
[   71.091581][ T1824]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   71.091771][ T1824]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   71.091981][ T1824]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   71.092161][ T1824]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   71.092392][ T1824]  ___sys_sendmsg (net/socket.c:2752)
[   71.092578][ T1824]  ? copy_msghdr_from_user (net/socket.c:2603)
[   71.092768][ T1824]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.092955][ T1824]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   71.093133][ T1824]  ? do_getsockname (net/socket.c:2192)
[   71.093335][ T1824]  __sys_sendmsg (net/socket.c:2784)
[   71.093516][ T1824]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   71.093709][ T1824]  ? __sys_getsockname (net/socket.c:2210)
[   71.093891][ T1824]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.094075][ T1824]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   71.094254][ T1824]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   71.094455][ T1824]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   71.094643][ T1824]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   71.094855][ T1824] RIP: 0033:0x7fa1b51bb08e
[   71.095041][ T1824] 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
[   71.095567][ T1824] RSP: 002b:00007ffd1a8343c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   71.095816][ T1824] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa1b51bb08e
[   71.096058][ T1824] RDX: 0000000000000000 RSI: 00007ffd1a834470 RDI: 0000000000000006
[   71.096304][ T1824] RBP: 00007ffd1a8343d0 R08: 0000000000000000 R09: 0000000000000000
[   71.096564][ T1824] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c0
[   71.096814][ T1824] R13: 00007ffd1a834520 R14: 00007ffd1a836168 R15: 00000000fffffff5
| [   71.100681][ T1824] ------------[ cut here ]------------
| [   71.100820][ T1824] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1824
| [   71.101085][ T1824] Modules linked in: vxlan
| [   71.101502][ T1824] Tainted: [W]=WARN
[   71.101603][ T1824] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.101773][ T1824] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   71.101947][ T1824] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   71.102426][ T1824] RSP: 0018:ffa0000003696ee0 EFLAGS: 00010286
[   71.102594][ T1824] RAX: 00000000ffffffa6 RBX: ff11000004c13540 RCX: 1ff40000006d2da2
[   71.102800][ T1824] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004c135fc
[   71.102998][ T1824] RBP: ff1100001b0c2000 R08: 1fe22000009826c1 R09: ff11000013090b58
[   71.103221][ T1824] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   71.103430][ T1824] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   71.103637][ T1824] FS:  00007fa1b4f81840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   71.103875][ T1824] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   71.104043][ T1824] CR2: 00007fa1b52511a0 CR3: 00000000167af005 CR4: 0000000000771ef0
[   71.104263][ T1824] PKRU: 55555554
[   71.104374][ T1824] Call Trace:
[   71.104473][ T1824]  <TASK>
[   71.104542][ T1824]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.104685][ T1824]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   71.104819][ T1824]  notifier_call_chain (kernel/notifier.c:85)
[   71.104955][ T1824]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   71.105087][ T1824]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.105221][ T1824]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   71.105368][ T1824]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.105505][ T1824]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[   71.105648][ T1824]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[   71.105789][ T1824]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   71.105923][ T1824]  ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:45)
[   71.106057][ T1824]  ? netdev_rx_handler_register (net/core/dev.c:5900)
[   71.106192][ T1824]  br_add_if (net/bridge/br_if.c:619)
[   71.106301][ T1824]  do_set_master (net/core/rtnetlink.c:3011)
[   71.106444][ T1824]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   71.106581][ T1824]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   71.106724][ T1824]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   71.106860][ T1824]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   71.107026][ T1824]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   71.107159][ T1824]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.107297][ T1824]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   71.107436][ T1824]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   71.107574][ T1824]  ? __kernel_text_address (kernel/extable.c:79)
[   71.107713][ T1824]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.107848][ T1824]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.107982][ T1824]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   71.108118][ T1824]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.108252][ T1824]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   71.108395][ T1824]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.108530][ T1824]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.108670][ T1824]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   71.108806][ T1824]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   71.108938][ T1824]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   71.109071][ T1824]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   71.109207][ T1824]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   71.109354][ T1824]  ? nla_get_range_signed (lib/nlattr.c:270)
[   71.109490][ T1824]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   71.109633][ T1824]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   71.109768][ T1824]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.109900][ T1824]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.110034][ T1824]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.110168][ T1824]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   71.110304][ T1824]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.110447][ T1824]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.110583][ T1824]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.110721][ T1824]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.110855][ T1824]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.110989][ T1824]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.111123][ T1824]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   71.111256][ T1824]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.111397][ T1824]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.111529][ T1824]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.111673][ T1824]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.111806][ T1824]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.111940][ T1824]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   71.112075][ T1824]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.112210][ T1824]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   71.112357][ T1824]  ? 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))
[   71.112491][ T1824]  ? 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))
[   71.112633][ T1824]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   71.112770][ T1824]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   71.112903][ T1824]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.113038][ T1824]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   71.113175][ T1824]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   71.113313][ T1824]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   71.113453][ T1824]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   71.113586][ T1824]  ? copy_msghdr_from_user (net/socket.c:2635)
[   71.113729][ T1824]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   71.113894][ T1824]  ? move_addr_to_kernel (net/socket.c:258)
[   71.114029][ T1824]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   71.114162][ T1824]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.114300][ T1824]  ___sys_sendmsg (net/socket.c:2752)
[   71.114439][ T1824]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   71.114610][ T1824]  ? copy_msghdr_from_user (net/socket.c:2603)
[   71.114758][ T1824]  __sys_sendmsg (net/socket.c:2784)
[   71.114892][ T1824]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   71.115026][ T1824]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   71.115195][ T1824]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   71.115338][ T1824]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.115473][ T1824]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   71.115611][ T1824]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   71.115746][ T1824]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   71.115882][ T1824]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   71.116047][ T1824] RIP: 0033:0x7fa1b51bb08e
[   71.116187][ T1824] 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
[   71.116683][ T1824] RSP: 002b:00007ffd1a8359d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   71.116899][ T1824] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa1b51bb08e
[   71.117096][ T1824] RDX: 0000000000000000 RSI: 00007ffd1a835a80 RDI: 0000000000000005
[   71.117311][ T1824] RBP: 00007ffd1a8359e0 R08: 0000000000000000 R09: 0000000000000000
[   71.117516][ T1824] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c0
[   71.117725][ T1824] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1a836150
| [   71.119446][ T1824] ------------[ cut here ]------------
| [   71.119611][ T1824] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1824
| [   71.119899][ T1824] Modules linked in: vxlan
| [   71.120354][ T1824] Tainted: [W]=WARN
[   71.120466][ T1824] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.120653][ T1824] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   71.120834][ T1824] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   71.121341][ T1824] RSP: 0018:ffa0000003696ea0 EFLAGS: 00010286
[   71.121627][ T1824] RAX: 00000000ffffffa6 RBX: ff11000004c13700 RCX: 1ff40000006d2d9a
[   71.121838][ T1824] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004c137bc
[   71.122048][ T1824] RBP: ff1100001b0c2000 R08: 1fe22000009826f9 R09: ff11000013090b58
[   71.122365][ T1824] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[   71.122577][ T1824] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000174d3408
[   71.122795][ T1824] FS:  00007fa1b4f81840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   71.123140][ T1824] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   71.123327][ T1824] CR2: 00007fa1b52511a0 CR3: 00000000167af005 CR4: 0000000000771ef0
[   71.123642][ T1824] PKRU: 55555554
[   71.123749][ T1824] Call Trace:
[   71.123856][ T1824]  <TASK>
[   71.123930][ T1824]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   71.124074][ T1824]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   71.124283][ T1824]  __dev_notify_flags (net/core/dev.c:9787)
[   71.124432][ T1824]  ? netdev_notice (net/core/dev.c:13008)
[   71.124576][ T1824]  ? netif_change_name (net/core/dev.c:1495)
[   71.124727][ T1824]  ? dev_get_min_mp_channel_count (./include/net/netdev_lock.h:30 (discriminator 1))
[   71.125004][ T1824]  ? netif_disable_lro (net/core/dev.c:11098 net/core/dev.c:1830)
[   71.125148][ T1824]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   71.125295][ T1824]  __dev_set_promiscuity (net/core/dev.c:9630)
[   71.125445][ T1824]  netif_set_promiscuity (net/core/dev.c:9639)
[   71.125689][ T1824]  dev_set_promiscuity (net/core/dev_api.c:288)
[   71.125832][ T1824]  br_port_set_promisc (net/bridge/br_if.c:108)
[   71.125973][ T1824]  br_manage_promisc (net/bridge/br_if.c:174)
[   71.126118][ T1824]  br_add_if (net/bridge/br_if.c:242 net/bridge/br_if.c:627)
[   71.126336][ T1824]  do_set_master (net/core/rtnetlink.c:3011)
[   71.126479][ T1824]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   71.126626][ T1824]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   71.126770][ T1824]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   71.127008][ T1824]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   71.127186][ T1824]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   71.127341][ T1824]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.127482][ T1824]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   71.127724][ T1824]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   71.127866][ T1824]  ? __kernel_text_address (kernel/extable.c:79)
[   71.128008][ T1824]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.128151][ T1824]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.128400][ T1824]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   71.128546][ T1824]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.128694][ T1824]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   71.128834][ T1824]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.129073][ T1824]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.129215][ T1824]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   71.129366][ T1824]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   71.129506][ T1824]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   71.129747][ T1824]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   71.129893][ T1824]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   71.130033][ T1824]  ? nla_get_range_signed (lib/nlattr.c:270)
[   71.130176][ T1824]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   71.130425][ T1824]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   71.130569][ T1824]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.130715][ T1824]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.130855][ T1824]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.131092][ T1824]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   71.131233][ T1824]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.131386][ T1824]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.131527][ T1824]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.131784][ T1824]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.131929][ T1824]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.132070][ T1824]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.132212][ T1824]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   71.132459][ T1824]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.132600][ T1824]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.132748][ T1824]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.132891][ T1824]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.133129][ T1824]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.133274][ T1824]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   71.133422][ T1824]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.133563][ T1824]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   71.133815][ T1824]  ? 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))
[   71.133956][ T1824]  ? 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))
[   71.134098][ T1824]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   71.134241][ T1824]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   71.134392][ T1824]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.134534][ T1824]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   71.134683][ T1824]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   71.134826][ T1824]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   71.135069][ T1824]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   71.135212][ T1824]  ? copy_msghdr_from_user (net/socket.c:2635)
[   71.135363][ T1824]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   71.135540][ T1824]  ? move_addr_to_kernel (net/socket.c:258)
[   71.135786][ T1824]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   71.135926][ T1824]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.136070][ T1824]  ___sys_sendmsg (net/socket.c:2752)
[   71.136212][ T1824]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   71.136749][ T1824]  ? copy_msghdr_from_user (net/socket.c:2603)
[   71.136904][ T1824]  __sys_sendmsg (net/socket.c:2784)
[   71.137052][ T1824]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   71.137192][ T1824]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   71.137478][ T1824]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   71.137624][ T1824]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.137768][ T1824]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   71.138003][ T1824]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   71.138171][ T1824]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   71.138324][ T1824]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   71.138505][ T1824] RIP: 0033:0x7fa1b51bb08e
[   71.138761][ T1824] 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
[   71.139281][ T1824] RSP: 002b:00007ffd1a8359d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   71.139598][ T1824] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa1b51bb08e
[   71.139813][ T1824] RDX: 0000000000000000 RSI: 00007ffd1a835a80 RDI: 0000000000000005
[   71.140121][ T1824] RBP: 00007ffd1a8359e0 R08: 0000000000000000 R09: 0000000000000000
[   71.140337][ T1824] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c0
[   71.140548][ T1824] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1a836150
| [   71.142670][ T1824] ------------[ cut here ]------------
| [   71.142807][ T1824] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1824
| [   71.143075][ T1824] Modules linked in: vxlan
| [   71.143601][ T1824] Tainted: [W]=WARN
[   71.143711][ T1824] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.143979][ T1824] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   71.144157][ T1824] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   71.144759][ T1824] RSP: 0018:ffa0000003696e20 EFLAGS: 00010286
[   71.144931][ T1824] RAX: 00000000ffffffa6 RBX: ff11000004c13e00 RCX: 1ff40000006d2d8a
[   71.145162][ T1824] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004c13ebc
[   71.145474][ T1824] RBP: ff11000019e12000 R08: 1fe22000009827d9 R09: ff11000013090b58
[   71.145684][ T1824] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   71.145986][ T1824] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   71.146191][ T1824] FS:  00007fa1b4f81840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   71.146447][ T1824] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   71.146721][ T1824] CR2: 00007fa1b52511a0 CR3: 00000000167af005 CR4: 0000000000771ef0
[   71.146930][ T1824] PKRU: 55555554
[   71.147033][ T1824] Call Trace:
[   71.147134][ T1824]  <TASK>
[   71.147301][ T1824]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.147443][ T1824]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   71.147582][ T1824]  notifier_call_chain (kernel/notifier.c:85)
[   71.147726][ T1824]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[   71.147957][ T1824]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[   71.148096][ T1824]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.148236][ T1824]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   71.148384][ T1824]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   71.148652][ T1824]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   71.148787][ T1824]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6))
[   71.148959][ T1824]  netif_set_mtu (net/core/dev.c:9910)
[   71.149096][ T1824]  ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2))
[   71.149339][ T1824]  ? br_get_link_af_size_filtered (./include/linux/rcupdate.h:871 net/bridge/br_netlink.c:114)
[   71.149511][ T1824]  dev_set_mtu (net/core/dev_api.c:249)
[   71.149622][ T1824]  br_mtu_auto_adjust (net/bridge/br_if.c:525 (discriminator 1) net/bridge/br_if.c:514 (discriminator 1))
[   71.149760][ T1824]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[   71.149991][ T1824]  br_add_if (net/bridge/br_if.c:681)
[   71.150099][ T1824]  do_set_master (net/core/rtnetlink.c:3011)
[   71.150236][ T1824]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   71.150385][ T1824]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   71.150624][ T1824]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   71.150762][ T1824]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   71.150932][ T1824]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   71.151069][ T1824]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.151303][ T1824]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   71.151445][ T1824]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   71.151583][ T1824]  ? __kernel_text_address (kernel/extable.c:79)
[   71.151730][ T1824]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.151962][ T1824]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.152099][ T1824]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   71.152239][ T1824]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.152480][ T1824]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   71.152622][ T1824]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.152759][ T1824]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.152897][ T1824]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   71.153034][ T1824]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   71.153265][ T1824]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   71.153412][ T1824]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   71.153551][ T1824]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   71.153692][ T1824]  ? nla_get_range_signed (lib/nlattr.c:270)
[   71.153924][ T1824]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   71.154064][ T1824]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   71.154205][ T1824]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.154353][ T1824]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.154490][ T1824]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.154635][ T1824]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   71.154773][ T1824]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.154913][ T1824]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.155142][ T1824]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.155284][ T1824]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.155429][ T1824]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.155570][ T1824]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.155808][ T1824]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   71.155946][ T1824]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.156083][ T1824]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.156221][ T1824]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.156464][ T1824]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.156604][ T1824]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.156747][ T1824]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   71.156883][ T1824]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.157114][ T1824]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   71.157255][ T1824]  ? 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))
[   71.157399][ T1824]  ? 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))
[   71.157538][ T1824]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   71.157776][ T1824]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   71.157915][ T1824]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.158052][ T1824]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   71.158191][ T1824]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   71.158432][ T1824]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   71.158570][ T1824]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   71.158714][ T1824]  ? copy_msghdr_from_user (net/socket.c:2635)
[   71.158851][ T1824]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   71.159376][ T1824]  ? move_addr_to_kernel (net/socket.c:258)
[   71.159516][ T1824]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   71.159657][ T1824]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.159887][ T1824]  ___sys_sendmsg (net/socket.c:2752)
[   71.160025][ T1824]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   71.160195][ T1824]  ? copy_msghdr_from_user (net/socket.c:2603)
[   71.160361][ T1824]  __sys_sendmsg (net/socket.c:2784)
[   71.160598][ T1824]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   71.160742][ T1824]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   71.160914][ T1824]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   71.161051][ T1824]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.161284][ T1824]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   71.161434][ T1824]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   71.161572][ T1824]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   71.161717][ T1824]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   71.161981][ T1824] RIP: 0033:0x7fa1b51bb08e
[   71.162123][ T1824] 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
[   71.162724][ T1824] RSP: 002b:00007ffd1a8359d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   71.162942][ T1824] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa1b51bb08e
[   71.163240][ T1824] RDX: 0000000000000000 RSI: 00007ffd1a835a80 RDI: 0000000000000005
[   71.163456][ T1824] RBP: 00007ffd1a8359e0 R08: 0000000000000000 R09: 0000000000000000
[   71.163671][ T1824] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c0
[   71.163970][ T1824] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1a836150
| [   71.165863][ T1824] ------------[ cut here ]------------
| [   71.165993][ T1824] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1824
| [   71.166252][ T1824] Modules linked in: vxlan
| [   71.166669][ T1824] Tainted: [W]=WARN
[   71.166770][ T1824] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.167025][ T1824] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   71.167199][ T1824] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   71.167787][ T1824] RSP: 0018:ffa0000003696f78 EFLAGS: 00010286
[   71.167952][ T1824] RAX: 00000000ffffffa6 RBX: ff1100000549d000 RCX: 1ff40000006d2db5
[   71.168151][ T1824] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000549d0bc
[   71.168448][ T1824] RBP: ff11000019e12000 R08: 1fe2200000a93a19 R09: ff11000013090b58
[   71.168650][ T1824] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   71.168943][ T1824] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[   71.169142][ T1824] FS:  00007fa1b4f81840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   71.169383][ T1824] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   71.169645][ T1824] CR2: 00007fa1b52511a0 CR3: 00000000167af005 CR4: 0000000000771ef0
[   71.169843][ T1824] PKRU: 55555554
[   71.169941][ T1824] Call Trace:
[   71.170040][ T1824]  <TASK>
[   71.170195][ T1824]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.170340][ T1824]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   71.170473][ T1824]  notifier_call_chain (kernel/notifier.c:85)
[   71.170615][ T1824]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[   71.170870][ T1824]  ? br_get_link_af_size_filtered (./include/linux/rcupdate.h:871 net/bridge/br_netlink.c:114)
[   71.171033][ T1824]  ? netdev_change_features (net/core/dev.c:11117)
[   71.171171][ T1824]  ? br_opt_toggle (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 net/bridge/br.c:402)
[   71.171309][ T1824]  br_add_if (net/bridge/br_if.c:683)
[   71.171421][ T1824]  do_set_master (net/core/rtnetlink.c:3011)
[   71.171553][ T1824]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   71.171690][ T1824]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   71.171825][ T1824]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   71.172047][ T1824]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   71.172213][ T1824]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   71.172353][ T1824]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.172487][ T1824]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   71.172712][ T1824]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   71.172845][ T1824]  ? __kernel_text_address (kernel/extable.c:79)
[   71.172979][ T1824]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.173113][ T1824]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.173344][ T1824]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   71.173476][ T1824]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.173616][ T1824]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   71.173747][ T1824]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.173966][ T1824]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.174099][ T1824]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   71.174231][ T1824]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   71.174459][ T1824]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   71.174615][ T1824]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   71.174753][ T1824]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   71.174891][ T1824]  ? nla_get_range_signed (lib/nlattr.c:270)
[   71.175026][ T1824]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   71.175249][ T1824]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   71.175392][ T1824]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.175522][ T1824]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.175660][ T1824]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.175877][ T1824]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   71.176009][ T1824]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.176145][ T1824]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.176279][ T1824]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.176503][ T1824]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.176660][ T1824]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.176798][ T1824]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.176931][ T1824]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   71.177148][ T1824]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.177282][ T1824]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.177419][ T1824]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.177553][ T1824]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.177778][ T1824]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.177911][ T1824]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   71.178043][ T1824]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.178177][ T1824]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   71.178408][ T1824]  ? 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))
[   71.178541][ T1824]  ? 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))
[   71.178680][ T1824]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   71.178813][ T1824]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   71.179033][ T1824]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.179166][ T1824]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   71.179302][ T1824]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   71.179530][ T1824]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   71.179672][ T1824]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   71.179804][ T1824]  ? copy_msghdr_from_user (net/socket.c:2635)
[   71.179936][ T1824]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   71.180186][ T1824]  ? move_addr_to_kernel (net/socket.c:258)
[   71.180328][ T1824]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   71.180461][ T1824]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.180594][ T1824]  ___sys_sendmsg (net/socket.c:2752)
[   71.180820][ T1824]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   71.180983][ T1824]  ? copy_msghdr_from_user (net/socket.c:2603)
[   71.181128][ T1824]  __sys_sendmsg (net/socket.c:2784)
[   71.181262][ T1824]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   71.181404][ T1824]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   71.181570][ T1824]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   71.181708][ T1824]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.181843][ T1824]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   71.182059][ T1824]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   71.182191][ T1824]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   71.182330][ T1824]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   71.182494][ T1824] RIP: 0033:0x7fa1b51bb08e
[   71.182730][ T1824] 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
[   71.183297][ T1824] RSP: 002b:00007ffd1a8359d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   71.183500][ T1824] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa1b51bb08e
[   71.183703][ T1824] RDX: 0000000000000000 RSI: 00007ffd1a835a80 RDI: 0000000000000005
[   71.183989][ T1824] RBP: 00007ffd1a8359e0 R08: 0000000000000000 R09: 0000000000000000
[   71.184187][ T1824] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c0
[   71.184481][ T1824] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1a836150
| [   71.215847][ T1825] ------------[ cut here ]------------
| [   71.216000][ T1825] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1825
| [   71.216259][ T1825] Modules linked in: vxlan
| [   71.217533][ T1825] Tainted: [W]=WARN
[   71.217639][ T1825] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.217802][ T1825] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   71.217972][ T1825] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   71.218456][ T1825] RSP: 0018:ffa0000003697020 EFLAGS: 00010286
[   71.218629][ T1825] RAX: 00000000ffffffa6 RBX: ff1100001671aac0 RCX: 1ff40000006d2dca
[   71.218825][ T1825] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001671ab7c
[   71.219020][ T1825] RBP: ff1100001b0c2000 R08: 1fe2200002ce3571 R09: ff11000017698b58
[   71.219212][ T1825] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   71.219413][ T1825] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   71.219615][ T1825] FS:  00007f4ad8ad9840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   71.219846][ T1825] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   71.220011][ T1825] CR2: 000000002bca8988 CR3: 0000000016a2d003 CR4: 0000000000771ef0
[   71.220208][ T1825] PKRU: 55555554
[   71.220328][ T1825] Call Trace:
[   71.220426][ T1825]  <TASK>
[   71.220494][ T1825]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   71.220631][ T1825]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   71.220732][ T1825]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   71.220862][ T1825]  __dev_notify_flags (net/core/dev.c:9787)
[   71.220994][ T1825]  ? netif_change_name (net/core/dev.c:1495)
[   71.221125][ T1825]  ? __dev_change_flags (net/core/dev.c:9752)
[   71.221256][ T1825]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   71.221394][ T1825]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.221524][ T1825]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   71.221663][ T1825]  netif_change_flags (net/core/dev.c:9820)
[   71.221795][ T1825]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   71.221925][ T1825]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   71.222057][ T1825]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   71.222187][ T1825]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   71.222363][ T1825]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   71.222494][ T1825]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.222631][ T1825]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   71.222759][ T1825]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   71.222889][ T1825]  ? __kernel_text_address (kernel/extable.c:79)
[   71.223020][ T1825]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.223151][ T1825]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.223281][ T1825]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   71.223418][ T1825]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.223549][ T1825]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   71.223687][ T1825]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.223816][ T1825]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.223945][ T1825]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   71.224076][ T1825]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   71.224208][ T1825]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   71.224346][ T1825]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   71.224482][ T1825]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   71.224622][ T1825]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   71.224757][ T1825]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   71.224892][ T1825]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.225020][ T1825]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.225158][ T1825]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.225291][ T1825]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   71.225426][ T1825]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.225560][ T1825]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.225696][ T1825]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.225826][ T1825]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.225958][ T1825]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.226088][ T1825]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.226226][ T1825]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   71.226364][ T1825]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.226497][ T1825]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.226633][ T1825]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.226766][ T1825]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.226901][ T1825]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.227033][ T1825]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   71.227163][ T1825]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.227299][ T1825]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   71.227440][ T1825]  ? 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))
[   71.227596][ T1825]  ? 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))
[   71.227744][ T1825]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   71.227876][ T1825]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   71.228006][ T1825]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.228139][ T1825]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   71.228276][ T1825]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   71.228415][ T1825]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   71.228548][ T1825]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   71.228684][ T1825]  ? copy_msghdr_from_user (net/socket.c:2635)
[   71.228819][ T1825]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   71.228981][ T1825]  ? move_addr_to_kernel (net/socket.c:258)
[   71.229112][ T1825]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   71.229243][ T1825]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.229387][ T1825]  ___sys_sendmsg (net/socket.c:2752)
[   71.229517][ T1825]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   71.229684][ T1825]  ? copy_msghdr_from_user (net/socket.c:2603)
[   71.229828][ T1825]  __sys_sendmsg (net/socket.c:2784)
[   71.229960][ T1825]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   71.230090][ T1825]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   71.230255][ T1825]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   71.230394][ T1825]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.230526][ T1825]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   71.230663][ T1825]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   71.230794][ T1825]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   71.230926][ T1825]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   71.231087][ T1825] RIP: 0033:0x7f4ad8d1308e
[   71.231226][ T1825] 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
[   71.231709][ T1825] RSP: 002b:00007ffc4ec8fe20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   71.231907][ T1825] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4ad8d1308e
[   71.232111][ T1825] RDX: 0000000000000000 RSI: 00007ffc4ec8fed0 RDI: 0000000000000005
[   71.232310][ T1825] RBP: 00007ffc4ec8fe30 R08: 0000000000000000 R09: 0000000000000000
[   71.232511][ T1825] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c0
[   71.232715][ T1825] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc4ec905a0
| [   71.589700][ T1849] ------------[ cut here ]------------
| [   71.589934][ T1849] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1849
| [   71.590259][ T1849] Modules linked in: vxlan
| [   71.591587][ T1849] Tainted: [W]=WARN
[   71.591823][ T1849] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.592072][ T1849] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   71.592304][ T1849] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   71.592859][ T1849] RSP: 0018:ffa0000003657090 EFLAGS: 00010286
[   71.593083][ T1849] RAX: 00000000ffffffa6 RBX: ff11000005a15c40 RCX: 1ff40000006cadd8
[   71.593360][ T1849] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005a15cfc
[   71.593621][ T1849] RBP: ff11000010584000 R08: 1fe2200000b42ba1 R09: ff11000016de5180
[   71.593874][ T1849] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   71.594130][ T1849] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   71.594406][ T1849] FS:  00007ff0ab46d840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   71.594705][ T1849] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   71.594926][ T1849] CR2: 000000000042e5e0 CR3: 0000000014f64006 CR4: 0000000000771ef0
[   71.595180][ T1849] PKRU: 55555554
[   71.595353][ T1849] Call Trace:
[   71.595507][ T1849]  <TASK>
[   71.595636][ T1849]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.595825][ T1849]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   71.596013][ T1849]  notifier_call_chain (kernel/notifier.c:85)
[   71.596203][ T1849]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   71.596410][ T1849]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   71.596602][ T1849]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   71.596799][ T1849]  netdev_upper_dev_link (net/core/dev.c:8972)
[   71.596987][ T1849]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   71.597176][ T1849]  register_vlan_dev (net/8021q/vlan.c:183)
[   71.597386][ T1849]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   71.597576][ T1849]  vlan_newlink (net/8021q/vlan_netlink.c:194)
[   71.597771][ T1849]  ? nla_strscpy (lib/nlattr.c:795)
[   71.597960][ T1849]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   71.598149][ T1849]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   71.598360][ T1849]  ? __dev_get_by_name (net/core/dev.c:883)
[   71.598547][ T1849]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   71.598749][ T1849]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   71.598945][ T1849]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   71.599133][ T1849]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.599339][ T1849]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.599526][ T1849]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.599720][ T1849]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   71.599905][ T1849]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.600095][ T1849]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.600287][ T1849]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.600490][ T1849]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   71.600685][ T1849]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.600871][ T1849]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.601056][ T1849]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.601243][ T1849]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.601444][ T1849]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.601639][ T1849]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   71.601826][ T1849]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.602015][ T1849]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   71.602203][ T1849]  ? 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))
[   71.602404][ T1849]  ? 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))
[   71.602594][ T1849]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   71.602791][ T1849]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   71.602978][ T1849]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.603165][ T1849]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   71.603372][ T1849]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   71.603560][ T1849]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   71.603759][ T1849]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   71.603948][ T1849]  ? copy_msghdr_from_user (net/socket.c:2635)
[   71.604134][ T1849]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   71.604369][ T1849]  ? move_addr_to_kernel (net/socket.c:258)
[   71.604562][ T1849]  ___sys_sendmsg (net/socket.c:2752)
[   71.604761][ T1849]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.604948][ T1849]  ? copy_msghdr_from_user (net/socket.c:2603)
[   71.605143][ T1849]  ? 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))
[   71.605355][ T1849]  __sys_sendmsg (net/socket.c:2784)
[   71.605543][ T1849]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   71.605742][ T1849]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.605931][ T1849]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.606118][ T1849]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   71.606328][ T1849]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   71.606516][ T1849]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   71.606714][ T1849]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   71.606934][ T1849] RIP: 0033:0x7ff0ab6a708e
[   71.607126][ T1849] 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
[   71.607687][ T1849] RSP: 002b:00007ffcc4114750 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   71.607942][ T1849] RAX: ffffffffffffffda RBX: 00007ffcc4114f10 RCX: 00007ff0ab6a708e
[   71.608192][ T1849] RDX: 0000000000000000 RSI: 00007ffcc4114800 RDI: 0000000000000005
[   71.608464][ T1849] RBP: 00007ffcc4114760 R08: 0000000000000000 R09: 0000000000000000
[   71.608726][ T1849] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c0
[   71.608977][ T1849] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcc4114ed0
| [   71.611081][ T1849] ------------[ cut here ]------------
| [   71.611237][ T1849] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1849
| [   71.611512][ T1849] Modules linked in: vxlan
| [   71.611923][ T1849] Tainted: [W]=WARN
[   71.612025][ T1849] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.612192][ T1849] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   71.612387][ T1849] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   71.612869][ T1849] RSP: 0018:ffa00000036571b0 EFLAGS: 00010286
[   71.613038][ T1849] RAX: 00000000ffffffa6 RBX: ff11000005a14200 RCX: 1ff40000006cadfc
[   71.613237][ T1849] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005a142bc
[   71.613448][ T1849] RBP: ff11000007ea4000 R08: 1fe2200000b42859 R09: ff11000016de5180
[   71.613650][ T1849] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   71.613850][ T1849] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab76b3a0
[   71.614047][ T1849] FS:  00007ff0ab46d840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   71.614281][ T1849] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   71.614457][ T1849] CR2: 00007fb483584f98 CR3: 0000000014f64003 CR4: 0000000000771ef0
[   71.614666][ T1849] PKRU: 55555554
[   71.614767][ T1849] Call Trace:
[   71.614867][ T1849]  <TASK>
[   71.614936][ T1849]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   71.615069][ T1849]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   71.615203][ T1849]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   71.615309][ T1849]  __dev_notify_flags (net/core/dev.c:9787)
[   71.615448][ T1849]  ? netdev_update_features (net/core/dev.c:11098)
[   71.615583][ T1849]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[   71.615753][ T1849]  ? netif_change_name (net/core/dev.c:1495)
[   71.615886][ T1849]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   71.616018][ T1849]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   71.616154][ T1849]  ? register_vlan_dev (net/8021q/vlan.c:196)
[   71.616292][ T1849]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   71.616430][ T1849]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   71.616564][ T1849]  ? nla_strscpy (lib/nlattr.c:795)
[   71.616702][ T1849]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   71.616836][ T1849]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   71.616969][ T1849]  ? __dev_get_by_name (net/core/dev.c:883)
[   71.617102][ T1849]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   71.617241][ T1849]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   71.617387][ T1849]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   71.617522][ T1849]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.617660][ T1849]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.617793][ T1849]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.617926][ T1849]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   71.618059][ T1849]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.618195][ T1849]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.618337][ T1849]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.618470][ T1849]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   71.618610][ T1849]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.618744][ T1849]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.618876][ T1849]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.619012][ T1849]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.619145][ T1849]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.619281][ T1849]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   71.619421][ T1849]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.619554][ T1849]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   71.619696][ T1849]  ? 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))
[   71.619829][ T1849]  ? 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))
[   71.619963][ T1849]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   71.620097][ T1849]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   71.620231][ T1849]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.620374][ T1849]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   71.620508][ T1849]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   71.620649][ T1849]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   71.620784][ T1849]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   71.620916][ T1849]  ? copy_msghdr_from_user (net/socket.c:2635)
[   71.621049][ T1849]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   71.621214][ T1849]  ? move_addr_to_kernel (net/socket.c:258)
[   71.621359][ T1849]  ___sys_sendmsg (net/socket.c:2752)
[   71.621492][ T1849]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.621632][ T1849]  ? copy_msghdr_from_user (net/socket.c:2603)
[   71.621798][ T1849]  ? 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))
[   71.621937][ T1849]  __sys_sendmsg (net/socket.c:2784)
[   71.622071][ T1849]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   71.622208][ T1849]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.622350][ T1849]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.622486][ T1849]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   71.622623][ T1849]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   71.622757][ T1849]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   71.622891][ T1849]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   71.623055][ T1849] RIP: 0033:0x7ff0ab6a708e
[   71.623198][ T1849] 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
[   71.623691][ T1849] RSP: 002b:00007ffcc4114750 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   71.623892][ T1849] RAX: ffffffffffffffda RBX: 00007ffcc4114f10 RCX: 00007ff0ab6a708e
[   71.624091][ T1849] RDX: 0000000000000000 RSI: 00007ffcc4114800 RDI: 0000000000000005
[   71.624294][ T1849] RBP: 00007ffcc4114760 R08: 0000000000000000 R09: 0000000000000000
[   71.624503][ T1849] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c0
[   71.624717][ T1849] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcc4114ed0
| [   71.687674][ T1851] ------------[ cut here ]------------
| [   71.687829][ T1851] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1851
| [   71.688091][ T1851] Modules linked in: vxlan
| [   71.688764][ T1851] Tainted: [W]=WARN
[   71.688867][ T1851] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.689033][ T1851] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   71.689206][ T1851] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   71.689774][ T1851] RSP: 0018:ffa0000003667020 EFLAGS: 00010286
[   71.689941][ T1851] RAX: 00000000ffffffa6 RBX: ff11000012e50040 RCX: 1ff40000006ccdca
[   71.690138][ T1851] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012e500fc
[   71.690418][ T1851] RBP: ff11000007ea4000 R08: 1fe22000025ca021 R09: ff1100001b130b58
[   71.690621][ T1851] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   71.690817][ T1851] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   71.691028][ T1851] FS:  00007f7fef90f840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   71.691259][ T1851] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   71.691435][ T1851] CR2: 00000000319f9988 CR3: 00000000164c3006 CR4: 0000000000771ef0
[   71.691641][ T1851] PKRU: 55555554
[   71.691740][ T1851] Call Trace:
[   71.691842][ T1851]  <TASK>
[   71.691911][ T1851]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   71.692045][ T1851]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   71.692146][ T1851]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   71.692279][ T1851]  __dev_notify_flags (net/core/dev.c:9787)
[   71.692421][ T1851]  ? netif_change_name (net/core/dev.c:1495)
[   71.692554][ T1851]  ? __dev_change_flags (net/core/dev.c:9752)
[   71.692694][ T1851]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   71.692826][ T1851]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.692964][ T1851]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   71.693099][ T1851]  netif_change_flags (net/core/dev.c:9820)
[   71.693233][ T1851]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   71.693377][ T1851]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   71.693513][ T1851]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   71.693651][ T1851]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   71.693815][ T1851]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   71.693950][ T1851]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.694083][ T1851]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   71.694218][ T1851]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   71.694362][ T1851]  ? __kernel_text_address (kernel/extable.c:79)
[   71.694494][ T1851]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.694637][ T1851]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.694773][ T1851]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   71.694908][ T1851]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.695042][ T1851]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   71.695175][ T1851]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.695310][ T1851]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.695450][ T1851]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   71.695584][ T1851]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   71.695723][ T1851]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   71.695870][ T1851]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   71.696003][ T1851]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   71.696136][ T1851]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   71.696279][ T1851]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   71.696423][ T1851]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.696556][ T1851]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.696695][ T1851]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.696825][ T1851]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   71.696956][ T1851]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.697090][ T1851]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.697222][ T1851]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.697362][ T1851]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.697494][ T1851]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.697633][ T1851]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.697766][ T1851]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   71.697897][ T1851]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.698032][ T1851]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.698163][ T1851]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.698300][ T1851]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.698437][ T1851]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.698569][ T1851]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   71.698708][ T1851]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.698838][ T1851]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   71.698973][ T1851]  ? 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))
[   71.699104][ T1851]  ? 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))
[   71.699242][ T1851]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   71.699384][ T1851]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   71.699515][ T1851]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.699654][ T1851]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   71.699787][ T1851]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   71.699920][ T1851]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   71.700052][ T1851]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   71.700183][ T1851]  ? copy_msghdr_from_user (net/socket.c:2635)
[   71.700325][ T1851]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   71.700492][ T1851]  ? move_addr_to_kernel (net/socket.c:258)
[   71.700631][ T1851]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   71.700765][ T1851]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.700898][ T1851]  ___sys_sendmsg (net/socket.c:2752)
[   71.701028][ T1851]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   71.701196][ T1851]  ? copy_msghdr_from_user (net/socket.c:2603)
[   71.701348][ T1851]  __sys_sendmsg (net/socket.c:2784)
[   71.701479][ T1851]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   71.701615][ T1851]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   71.701782][ T1851]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   71.701913][ T1851]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.702045][ T1851]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   71.702176][ T1851]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   71.702310][ T1851]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   71.702450][ T1851]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   71.702618][ T1851] RIP: 0033:0x7f7fefb4908e
[   71.702756][ T1851] 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
[   71.703222][ T1851] RSP: 002b:00007ffce2182730 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   71.703430][ T1851] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f7fefb4908e
[   71.703633][ T1851] RDX: 0000000000000000 RSI: 00007ffce21827e0 RDI: 0000000000000005
[   71.703828][ T1851] RBP: 00007ffce2182740 R08: 0000000000000000 R09: 0000000000000000
[   71.704024][ T1851] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c0
[   71.704239][ T1851] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce2182eb0
| [   71.877980][ T1857] ------------[ cut here ]------------
| [   71.878148][ T1857] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1857
| [   71.878921][ T1857] Modules linked in: vxlan
| [   71.879351][ T1857] Tainted: [W]=WARN
[   71.879454][ T1857] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.879627][ T1857] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   71.879801][ T1857] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   71.880290][ T1857] RSP: 0018:ffa00000037771b0 EFLAGS: 00010286
[   71.880464][ T1857] RAX: 00000000ffffffa6 RBX: ff11000013d45e00 RCX: 1ff40000006eedfc
[   71.880671][ T1857] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013d45ebc
[   71.880872][ T1857] RBP: ff11000019c8a000 R08: 1fe22000027a8bd9 R09: ff1100001b1a8b80
[   71.881076][ T1857] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   71.881278][ T1857] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab720900
[   71.881489][ T1857] FS:  00007f82079ff840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   71.881730][ T1857] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   71.881899][ T1857] CR2: 00007f8207bf8460 CR3: 000000001b155005 CR4: 0000000000771ef0
[   71.882100][ T1857] PKRU: 55555554
[   71.882201][ T1857] Call Trace:
[   71.882306][ T1857]  <TASK>
[   71.882384][ T1857]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   71.882521][ T1857]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   71.882629][ T1857]  __dev_notify_flags (net/core/dev.c:9787)
[   71.882765][ T1857]  ? netif_change_name (net/core/dev.c:1495)
[   71.882900][ T1857]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   71.883067][ T1857]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   71.883204][ T1857]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   71.883350][ T1857]  ? br_dev_newlink (net/bridge/br_netlink.c:1604)
[   71.883487][ T1857]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   71.883629][ T1857]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   71.883763][ T1857]  ? __dev_get_by_name (net/core/dev.c:883)
[   71.883900][ T1857]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   71.884041][ T1857]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   71.884181][ T1857]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   71.884323][ T1857]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.884460][ T1857]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.884594][ T1857]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.884734][ T1857]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   71.884867][ T1857]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.885023][ T1857]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.885164][ T1857]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.885304][ T1857]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   71.885445][ T1857]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.885580][ T1857]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.885719][ T1857]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.885856][ T1857]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.885989][ T1857]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.886125][ T1857]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   71.886259][ T1857]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.886401][ T1857]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   71.886542][ T1857]  ? 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))
[   71.886683][ T1857]  ? 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))
[   71.886819][ T1857]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   71.886959][ T1857]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   71.887095][ T1857]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.887233][ T1857]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   71.887380][ T1857]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   71.887516][ T1857]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   71.887664][ T1857]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   71.887801][ T1857]  ? copy_msghdr_from_user (net/socket.c:2635)
[   71.887935][ T1857]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   71.888102][ T1857]  ? move_addr_to_kernel (net/socket.c:258)
[   71.888242][ T1857]  ___sys_sendmsg (net/socket.c:2752)
[   71.888383][ T1857]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.888518][ T1857]  ? copy_msghdr_from_user (net/socket.c:2603)
[   71.888670][ T1857]  ? 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))
[   71.888806][ T1857]  __sys_sendmsg (net/socket.c:2784)
[   71.888940][ T1857]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   71.889079][ T1857]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.889216][ T1857]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.889362][ T1857]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   71.889497][ T1857]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   71.889641][ T1857]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   71.889776][ T1857]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   71.889944][ T1857] RIP: 0033:0x7f8207c3908e
[   71.890086][ T1857] 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
[   71.890571][ T1857] RSP: 002b:00007ffed768cf80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   71.890781][ T1857] RAX: ffffffffffffffda RBX: 00007ffed768d728 RCX: 00007f8207c3908e
[   71.890983][ T1857] RDX: 0000000000000000 RSI: 00007ffed768d030 RDI: 0000000000000005
[   71.891185][ T1857] RBP: 00007ffed768cf90 R08: 0000000000000000 R09: 0000000000000000
[   71.891395][ T1857] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c1
[   71.891596][ T1857] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed768d700
| [   71.916847][ T1858] ------------[ cut here ]------------
| [   71.917018][ T1858] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1858
| [   71.917285][ T1858] Modules linked in: vxlan
| [   71.917702][ T1858] Tainted: [W]=WARN
[   71.917800][ T1858] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.917963][ T1858] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   71.918132][ T1858] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   71.918617][ T1858] RSP: 0018:ffa0000003777020 EFLAGS: 00010286
[   71.918783][ T1858] RAX: 00000000ffffffa6 RBX: ff11000012a60580 RCX: 1ff40000006eedca
[   71.918981][ T1858] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012a6063c
[   71.919180][ T1858] RBP: ff11000019c8a000 R08: 1fe220000254c0c9 R09: ff1100001b1aae58
[   71.919466][ T1858] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   71.919680][ T1858] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   71.919878][ T1858] FS:  00007fd1857fb840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   71.920112][ T1858] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   71.920279][ T1858] CR2: 0000000002eab988 CR3: 000000001b025006 CR4: 0000000000771ef0
[   71.920566][ T1858] PKRU: 55555554
[   71.920672][ T1858] Call Trace:
[   71.920824][ T1858]  <TASK>
[   71.920892][ T1858]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   71.921024][ T1858]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   71.921158][ T1858]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   71.921274][ T1858]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   71.921466][ T1858]  __dev_notify_flags (net/core/dev.c:9787)
[   71.921599][ T1858]  ? netif_change_name (net/core/dev.c:1495)
[   71.921736][ T1858]  ? __dev_change_flags (net/core/dev.c:9752)
[   71.921867][ T1858]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   71.921997][ T1858]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.922131][ T1858]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   71.922267][ T1858]  netif_change_flags (net/core/dev.c:9820)
[   71.922457][ T1858]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   71.922589][ T1858]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   71.922730][ T1858]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   71.922861][ T1858]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   71.923026][ T1858]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   71.923159][ T1858]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.923292][ T1858]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   71.923448][ T1858]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   71.923581][ T1858]  ? __kernel_text_address (kernel/extable.c:79)
[   71.923718][ T1858]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.923852][ T1858]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.923982][ T1858]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   71.924142][ T1858]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.924278][ T1858]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   71.924414][ T1858]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.924545][ T1858]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.924681][ T1858]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   71.924814][ T1858]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   71.924946][ T1858]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   71.925080][ T1858]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   71.925212][ T1858]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   71.925353][ T1858]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   71.925489][ T1858]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   71.925630][ T1858]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.925760][ T1858]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.925895][ T1858]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.926036][ T1858]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   71.926177][ T1858]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.926313][ T1858]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.926451][ T1858]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.926581][ T1858]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.926768][ T1858]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.926900][ T1858]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.927032][ T1858]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   71.927164][ T1858]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.927300][ T1858]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.927437][ T1858]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.927570][ T1858]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.927707][ T1858]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.927838][ T1858]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   71.927969][ T1858]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.928100][ T1858]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   71.928236][ T1858]  ? 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))
[   71.928377][ T1858]  ? 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))
[   71.928510][ T1858]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   71.928647][ T1858]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   71.928778][ T1858]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.928919][ T1858]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   71.929051][ T1858]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   71.929183][ T1858]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   71.929328][ T1858]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   71.929460][ T1858]  ? copy_msghdr_from_user (net/socket.c:2635)
[   71.929591][ T1858]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   71.929758][ T1858]  ? move_addr_to_kernel (net/socket.c:258)
[   71.929889][ T1858]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   71.930019][ T1858]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.930151][ T1858]  ___sys_sendmsg (net/socket.c:2752)
[   71.930285][ T1858]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   71.930453][ T1858]  ? copy_msghdr_from_user (net/socket.c:2603)
[   71.930595][ T1858]  __sys_sendmsg (net/socket.c:2784)
[   71.930734][ T1858]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   71.930865][ T1858]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   71.931039][ T1858]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   71.931176][ T1858]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.931312][ T1858]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   71.931449][ T1858]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   71.931580][ T1858]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   71.931731][ T1858]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   71.931893][ T1858] RIP: 0033:0x7fd185a3508e
[   71.932029][ T1858] 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
[   71.932505][ T1858] RSP: 002b:00007fffc2460870 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   71.932710][ T1858] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd185a3508e
[   71.932906][ T1858] RDX: 0000000000000000 RSI: 00007fffc2460920 RDI: 0000000000000005
[   71.933101][ T1858] RBP: 00007fffc2460880 R08: 0000000000000000 R09: 0000000000000000
[   71.933311][ T1858] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c1
[   71.933512][ T1858] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffc2460ff0
| [   71.965560][ T1859] ------------[ cut here ]------------
| [   71.965759][ T1859] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1859
| [   71.966075][ T1859] Modules linked in: vxlan
| [   71.967094][ T1859] Tainted: [W]=WARN
[   71.967248][ T1859] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.967485][ T1859] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   71.967723][ T1859] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   71.968250][ T1859] RSP: 0018:ffa0000003786e30 EFLAGS: 00010286
[   71.968504][ T1859] RAX: 00000000ffffffa6 RBX: ff1100001a756900 RCX: 1ff40000006f0d8c
[   71.968765][ T1859] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001a7569bc
[   71.969016][ T1859] RBP: ff1100001afd4000 R08: 1fe22000034ead39 R09: ff1100001b1ad180
[   71.969270][ T1859] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   71.969538][ T1859] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000128a8784
[   71.969802][ T1859] FS:  00007f7ba52af840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   71.970089][ T1859] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   71.970332][ T1859] CR2: 00007fff35963ff0 CR3: 000000001b162006 CR4: 0000000000771ef0
[   71.970588][ T1859] PKRU: 55555554
[   71.970749][ T1859] Call Trace:
[   71.970901][ T1859]  <TASK>
[   71.971024][ T1859]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.971212][ T1859]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   71.971422][ T1859]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   71.971577][ T1859]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   71.971776][ T1859]  __dev_notify_flags (net/core/dev.c:9787)
[   71.971964][ T1859]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   71.972149][ T1859]  ? 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)
[   71.972359][ T1859]  ? netif_change_name (net/core/dev.c:1495)
[   71.972544][ T1859]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   71.972740][ T1859]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   71.972929][ T1859]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   71.973116][ T1859]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.973307][ T1859]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.973510][ T1859]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   71.973707][ T1859]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   71.973984][ T1859]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   71.974169][ T1859]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   71.974475][ T1859]  veth_newlink (drivers/net/veth.c:1871)
[   71.974673][ T1859]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   71.974858][ T1859]  ? kasan_save_stack (mm/kasan/common.c:57)
[   71.975134][ T1859]  ? kasan_save_track (mm/kasan/common.c:78)
[   71.975431][ T1859]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   71.975643][ T1859]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   71.975918][ T1859]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   71.976106][ T1859]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   71.976298][ T1859]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   71.976502][ T1859]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   71.976698][ T1859]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   71.976886][ T1859]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   71.977162][ T1859]  ? __dev_get_by_name (net/core/dev.c:883)
[   71.977552][ T1859]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   71.977755][ T1859]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   71.977949][ T1859]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   71.978137][ T1859]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.978341][ T1859]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.978624][ T1859]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.978810][ T1859]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   71.979085][ T1859]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.979281][ T1859]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.979482][ T1859]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   71.979680][ T1859]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   71.979867][ T1859]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   71.980052][ T1859]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.980238][ T1859]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.980532][ T1859]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   71.980726][ T1859]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   71.980915][ T1859]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   71.981102][ T1859]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.981402][ T1859]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   71.981593][ T1859]  ? 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))
[   71.981785][ T1859]  ? 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))
[   71.981976][ T1859]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   71.982163][ T1859]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   71.982370][ T1859]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   71.982559][ T1859]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   71.982761][ T1859]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   71.982947][ T1859]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   71.983139][ T1859]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   71.983438][ T1859]  ? copy_msghdr_from_user (net/socket.c:2635)
[   71.983631][ T1859]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   71.983851][ T1859]  ? move_addr_to_kernel (net/socket.c:258)
[   71.984128][ T1859]  ? folio_add_lru_vma (mm/swap.c:536)
[   71.984524][ T1859]  ___sys_sendmsg (net/socket.c:2752)
[   71.984812][ T1859]  ? copy_msghdr_from_user (net/socket.c:2603)
[   71.985001][ T1859]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   71.985196][ T1859]  ? 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))
[   71.985403][ T1859]  __sys_sendmsg (net/socket.c:2784)
[   71.985591][ T1859]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   71.985790][ T1859]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.986071][ T1859]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   71.986456][ T1859]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   71.986655][ T1859]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   71.986842][ T1859]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   71.987029][ T1859]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   71.987247][ T1859] RIP: 0033:0x7f7ba54e908e
[   71.987654][ T1859] 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
[   71.988285][ T1859] RSP: 002b:00007fff35965d10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   71.988653][ T1859] RAX: ffffffffffffffda RBX: 00007fff359664a8 RCX: 00007f7ba54e908e
[   71.988910][ T1859] RDX: 0000000000000000 RSI: 00007fff35965dc0 RDI: 0000000000000005
[   71.989255][ T1859] RBP: 00007fff35965d20 R08: 0000000000000000 R09: 0000000000000000
[   71.989527][ T1859] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c1
[   71.989786][ T1859] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff35966480
| [   71.999058][ T1859] ------------[ cut here ]------------
| [   71.999251][ T1859] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1859
| [   72.000109][ T1859] Modules linked in: vxlan
| [   72.000650][ T1859] Tainted: [W]=WARN
[   72.000802][ T1859] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   72.001018][ T1859] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   72.001243][ T1859] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   72.001788][ T1859] RSP: 0018:ffa00000037871b0 EFLAGS: 00010286
[   72.002006][ T1859] RAX: 00000000ffffffa6 RBX: ff11000011e3d1c0 RCX: 1ff40000006f0dfc
[   72.002253][ T1859] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e3d27c
[   72.002519][ T1859] RBP: ff1100001afd1000 R08: 1fe22000023c7a51 R09: ff1100001b1ad180
[   72.002776][ T1859] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   72.003117][ T1859] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab603b20
[   72.003393][ T1859] FS:  00007f7ba52af840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   72.003776][ T1859] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   72.003993][ T1859] CR2: 00007fff35963ff0 CR3: 000000001b162006 CR4: 0000000000771ef0
[   72.004246][ T1859] PKRU: 55555554
[   72.004416][ T1859] Call Trace:
[   72.004568][ T1859]  <TASK>
[   72.004694][ T1859]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   72.004882][ T1859]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   72.005037][ T1859]  __dev_notify_flags (net/core/dev.c:9787)
[   72.005225][ T1859]  ? netif_change_name (net/core/dev.c:1495)
[   72.005433][ T1859]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   72.005719][ T1859]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   72.005994][ T1859]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   72.006181][ T1859]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   72.006391][ T1859]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   72.006673][ T1859]  ? __dev_get_by_name (net/core/dev.c:883)
[   72.006857][ T1859]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   72.007048][ T1859]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   72.007238][ T1859]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   72.007440][ T1859]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.007631][ T1859]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.007816][ T1859]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.007999][ T1859]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   72.008182][ T1859]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.008398][ T1859]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.008586][ T1859]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.008780][ T1859]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   72.009054][ T1859]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.009349][ T1859]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.009534][ T1859]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.009729][ T1859]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.010000][ T1859]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.010187][ T1859]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   72.010393][ T1859]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.010581][ T1859]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   72.010780][ T1859]  ? 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))
[   72.011054][ T1859]  ? 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))
[   72.011242][ T1859]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   72.011452][ T1859]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   72.011649][ T1859]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.011836][ T1859]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   72.012023][ T1859]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   72.012210][ T1859]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   72.012418][ T1859]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   72.012612][ T1859]  ? copy_msghdr_from_user (net/socket.c:2635)
[   72.012883][ T1859]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   72.013101][ T1859]  ? move_addr_to_kernel (net/socket.c:258)
[   72.013399][ T1859]  ? folio_add_lru_vma (mm/swap.c:536)
[   72.013589][ T1859]  ___sys_sendmsg (net/socket.c:2752)
[   72.013784][ T1859]  ? copy_msghdr_from_user (net/socket.c:2603)
[   72.013969][ T1859]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.014163][ T1859]  ? 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))
[   72.014465][ T1859]  __sys_sendmsg (net/socket.c:2784)
[   72.014656][ T1859]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   72.014846][ T1859]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.015032][ T1859]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.015217][ T1859]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   72.015511][ T1859]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   72.015704][ T1859]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   72.015980][ T1859]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   72.016200][ T1859] RIP: 0033:0x7f7ba54e908e
[   72.016508][ T1859] 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
[   72.017041][ T1859] RSP: 002b:00007fff35965d10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   72.017293][ T1859] RAX: ffffffffffffffda RBX: 00007fff359664a8 RCX: 00007f7ba54e908e
[   72.017560][ T1859] RDX: 0000000000000000 RSI: 00007fff35965dc0 RDI: 0000000000000005
[   72.017820][ T1859] RBP: 00007fff35965d20 R08: 0000000000000000 R09: 0000000000000000
[   72.018071][ T1859] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c1
[   72.018523][ T1859] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff35966480
| [   72.069543][ T1860] ------------[ cut here ]------------
| [   72.069701][ T1860] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1860
| [   72.069953][ T1860] Modules linked in: vxlan
| [   72.070363][ T1860] Tainted: [W]=WARN
[   72.070461][ T1860] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   72.070631][ T1860] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   72.070801][ T1860] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   72.071257][ T1860] RSP: 0018:ffa0000003646ff8 EFLAGS: 00010286
[   72.071430][ T1860] RAX: 00000000ffffffa6 RBX: ff1100001a93d000 RCX: 1ff40000006c8dc5
[   72.071630][ T1860] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001a93d0bc
[   72.071823][ T1860] RBP: ff1100001afd1000 R08: 1fe2200003527a19 R09: ff1100001acf5158
[   72.072016][ T1860] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   72.072211][ T1860] R13: 0000000000000000 R14: ffa0000003647140 R15: ff1100001a871550
[   72.072488][ T1860] FS:  00007ff81bd4d840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   72.072738][ T1860] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   72.072899][ T1860] CR2: 000000000c9c8988 CR3: 000000001abae004 CR4: 0000000000771ef0
[   72.073094][ T1860] PKRU: 55555554
[   72.073191][ T1860] Call Trace:
[   72.073291][ T1860]  <TASK>
[   72.073363][ T1860]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   72.073494][ T1860]  __dev_change_net_namespace (net/core/dev.c:12635)
[   72.073663][ T1860]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.073792][ T1860]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.073922][ T1860]  ? default_device_exit_batch (net/core/dev.c:13091)
[   72.074082][ T1860]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.074210][ T1860]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.074351][ T1860]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.074481][ T1860]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   72.074617][ T1860]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   72.074748][ T1860]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   72.074880][ T1860]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   72.075011][ T1860]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   72.075142][ T1860]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   72.075307][ T1860]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   72.075443][ T1860]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.075572][ T1860]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   72.075707][ T1860]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   72.075841][ T1860]  ? __kernel_text_address (kernel/extable.c:79)
[   72.075970][ T1860]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.076107][ T1860]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.076236][ T1860]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   72.076376][ T1860]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.076507][ T1860]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   72.076643][ T1860]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.076773][ T1860]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.076903][ T1860]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   72.077033][ T1860]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   72.077172][ T1860]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   72.077310][ T1860]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   72.077450][ T1860]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   72.077581][ T1860]  ? nla_get_range_signed (lib/nlattr.c:270)
[   72.077718][ T1860]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   72.077851][ T1860]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   72.077982][ T1860]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.078111][ T1860]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.078242][ T1860]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.078382][ T1860]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   72.078512][ T1860]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.078652][ T1860]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.078781][ T1860]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.078911][ T1860]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.079041][ T1860]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.079173][ T1860]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.079310][ T1860]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   72.079446][ T1860]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.079576][ T1860]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.079711][ T1860]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.079843][ T1860]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.079971][ T1860]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.080102][ T1860]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   72.080239][ T1860]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.080387][ T1860]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   72.080522][ T1860]  ? 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))
[   72.080660][ T1860]  ? 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))
[   72.080793][ T1860]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   72.080924][ T1860]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   72.081067][ T1860]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.081201][ T1860]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   72.081344][ T1860]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   72.081480][ T1860]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   72.081617][ T1860]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   72.081749][ T1860]  ? copy_msghdr_from_user (net/socket.c:2635)
[   72.081878][ T1860]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   72.082040][ T1860]  ? move_addr_to_kernel (net/socket.c:258)
[   72.082172][ T1860]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   72.082306][ T1860]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.082445][ T1860]  ___sys_sendmsg (net/socket.c:2752)
[   72.082575][ T1860]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   72.082747][ T1860]  ? copy_msghdr_from_user (net/socket.c:2603)
[   72.082891][ T1860]  __sys_sendmsg (net/socket.c:2784)
[   72.083022][ T1860]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   72.083153][ T1860]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   72.083330][ T1860]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   72.083462][ T1860]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.083594][ T1860]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   72.083729][ T1860]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   72.083858][ T1860]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   72.083989][ T1860]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   72.084149][ T1860] RIP: 0033:0x7ff81bf8708e
[   72.084288][ T1860] 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
[   72.084763][ T1860] RSP: 002b:00007ffcf0bdd9e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   72.084958][ T1860] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff81bf8708e
[   72.085151][ T1860] RDX: 0000000000000000 RSI: 00007ffcf0bdda90 RDI: 0000000000000005
[   72.085351][ T1860] RBP: 00007ffcf0bdd9f0 R08: 0000000000000000 R09: 0000000000000000
[   72.085547][ T1860] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c1
[   72.085744][ T1860] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf0bde150
| [   72.088525][ T1860] ------------[ cut here ]------------
| [   72.088676][ T1860] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1860
| [   72.088936][ T1860] Modules linked in: vxlan
| [   72.089349][ T1860] Tainted: [W]=WARN
[   72.089450][ T1860] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   72.089626][ T1860] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   72.089798][ T1860] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   72.090266][ T1860] RSP: 0018:ffa0000003646fc0 EFLAGS: 00010286
[   72.090441][ T1860] RAX: 00000000ffffffa6 RBX: ff1100001a93cc80 RCX: 1ff40000006c8dbe
[   72.090642][ T1860] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001a93cd3c
[   72.090836][ T1860] RBP: ff1100001afd1000 R08: 1fe22000035279a9 R09: ff1100001acf5158
[   72.091033][ T1860] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   72.091226][ T1860] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001a871550
[   72.091436][ T1860] FS:  00007ff81bd4d840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   72.091676][ T1860] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   72.091839][ T1860] CR2: 000000000c9c8988 CR3: 000000001abae004 CR4: 0000000000771ef0
[   72.092036][ T1860] PKRU: 55555554
[   72.092133][ T1860] Call Trace:
[   72.092230][ T1860]  <TASK>
[   72.092301][ T1860]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   72.092442][ T1860]  ? notifier_call_chain (kernel/notifier.c:85)
[   72.092574][ T1860]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   72.092681][ T1860]  __dev_change_net_namespace (net/core/dev.c:12695)
[   72.092849][ T1860]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.092979][ T1860]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.093111][ T1860]  ? default_device_exit_batch (net/core/dev.c:13091)
[   72.093287][ T1860]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.093426][ T1860]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.093559][ T1860]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.093700][ T1860]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   72.093832][ T1860]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   72.093964][ T1860]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   72.094111][ T1860]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   72.094244][ T1860]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   72.094384][ T1860]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   72.094550][ T1860]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   72.094687][ T1860]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.094817][ T1860]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   72.094946][ T1860]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   72.095078][ T1860]  ? __kernel_text_address (kernel/extable.c:79)
[   72.095210][ T1860]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.095350][ T1860]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.095483][ T1860]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   72.095618][ T1860]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.095750][ T1860]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   72.095880][ T1860]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.096009][ T1860]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.096140][ T1860]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   72.096275][ T1860]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   72.096469][ T1860]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   72.096665][ T1860]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   72.096799][ T1860]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   72.096929][ T1860]  ? nla_get_range_signed (lib/nlattr.c:270)
[   72.097062][ T1860]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   72.097198][ T1860]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   72.097393][ T1860]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.097524][ T1860]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.097662][ T1860]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.097794][ T1860]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   72.097924][ T1860]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.098058][ T1860]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.098188][ T1860]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.098379][ T1860]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.098521][ T1860]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.098661][ T1860]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.098796][ T1860]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   72.098932][ T1860]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.099078][ T1860]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.099214][ T1860]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.099406][ T1860]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.099539][ T1860]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.099680][ T1860]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   72.099818][ T1860]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.099950][ T1860]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   72.100086][ T1860]  ? 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))
[   72.100217][ T1860]  ? 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))
[   72.100410][ T1860]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   72.100544][ T1860]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   72.100683][ T1860]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.100817][ T1860]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   72.100953][ T1860]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   72.101087][ T1860]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   72.101220][ T1860]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   72.101412][ T1860]  ? copy_msghdr_from_user (net/socket.c:2635)
[   72.101545][ T1860]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   72.101718][ T1860]  ? move_addr_to_kernel (net/socket.c:258)
[   72.101853][ T1860]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   72.101987][ T1860]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.102121][ T1860]  ___sys_sendmsg (net/socket.c:2752)
[   72.102252][ T1860]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   72.102477][ T1860]  ? copy_msghdr_from_user (net/socket.c:2603)
[   72.102629][ T1860]  __sys_sendmsg (net/socket.c:2784)
[   72.102764][ T1860]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   72.102898][ T1860]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   72.103064][ T1860]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   72.103196][ T1860]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.103389][ T1860]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   72.103522][ T1860]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   72.103662][ T1860]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   72.103793][ T1860]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   72.103958][ T1860] RIP: 0033:0x7ff81bf8708e
[   72.104096][ T1860] 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
[   72.104638][ T1860] RSP: 002b:00007ffcf0bdd9e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   72.104838][ T1860] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff81bf8708e
[   72.105034][ T1860] RDX: 0000000000000000 RSI: 00007ffcf0bdda90 RDI: 0000000000000005
[   72.105229][ T1860] RBP: 00007ffcf0bdd9f0 R08: 0000000000000000 R09: 0000000000000000
[   72.105491][ T1860] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c1
[   72.105694][ T1860] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf0bde150
| [   72.138912][ T1862] ------------[ cut here ]------------
| [   72.139064][ T1862] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1862
| [   72.139341][ T1862] Modules linked in: vxlan
| [   72.139748][ T1862] Tainted: [W]=WARN
[   72.139846][ T1862] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   72.140008][ T1862] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   72.140180][ T1862] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   72.141163][ T1862] RSP: 0018:ffa00000032c6ff8 EFLAGS: 00010286
[   72.141460][ T1862] RAX: 00000000ffffffa6 RBX: ff110000129c9c40 RCX: 1ff4000000658dc5
[   72.141661][ T1862] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129c9cfc
[   72.141852][ T1862] RBP: ff1100001afd4000 R08: 1fe22000025393a1 R09: ff1100001688d158
[   72.142050][ T1862] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   72.142242][ T1862] R13: 0000000000000000 R14: ffa00000032c7140 R15: ff11000011ff3150
[   72.142547][ T1862] FS:  00007f400c630840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   72.142776][ T1862] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   72.142940][ T1862] CR2: 00007f1209159db0 CR3: 00000000158fa002 CR4: 0000000000771ef0
[   72.143241][ T1862] PKRU: 55555554
[   72.143449][ T1862] Call Trace:
[   72.143547][ T1862]  <TASK>
[   72.143618][ T1862]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   72.143748][ T1862]  __dev_change_net_namespace (net/core/dev.c:12635)
[   72.143913][ T1862]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.144043][ T1862]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.144176][ T1862]  ? default_device_exit_batch (net/core/dev.c:13091)
[   72.144449][ T1862]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.144578][ T1862]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.144715][ T1862]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.144843][ T1862]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   72.144971][ T1862]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   72.145101][ T1862]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   72.145234][ T1862]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   72.145481][ T1862]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   72.145618][ T1862]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   72.145782][ T1862]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   72.145911][ T1862]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.146052][ T1862]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   72.146186][ T1862]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   72.146426][ T1862]  ? __kernel_text_address (kernel/extable.c:79)
[   72.146559][ T1862]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.146698][ T1862]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.146828][ T1862]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   72.146959][ T1862]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.147088][ T1862]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   72.147216][ T1862]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.147453][ T1862]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.147584][ T1862]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   72.147720][ T1862]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   72.147850][ T1862]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   72.147981][ T1862]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   72.148113][ T1862]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   72.148243][ T1862]  ? nla_get_range_signed (lib/nlattr.c:270)
[   72.148488][ T1862]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   72.148631][ T1862]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   72.148763][ T1862]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.148899][ T1862]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.149028][ T1862]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.149158][ T1862]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   72.149291][ T1862]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.149536][ T1862]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.149675][ T1862]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.149805][ T1862]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.149935][ T1862]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.150068][ T1862]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.150198][ T1862]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   72.150440][ T1862]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.150572][ T1862]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.150709][ T1862]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.150842][ T1862]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.150972][ T1862]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.151104][ T1862]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   72.151240][ T1862]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.151484][ T1862]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   72.151626][ T1862]  ? 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))
[   72.151756][ T1862]  ? 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))
[   72.151888][ T1862]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   72.152019][ T1862]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   72.152155][ T1862]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.152289][ T1862]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   72.152532][ T1862]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   72.152676][ T1862]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   72.152808][ T1862]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   72.152939][ T1862]  ? copy_msghdr_from_user (net/socket.c:2635)
[   72.153068][ T1862]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   72.153233][ T1862]  ? move_addr_to_kernel (net/socket.c:258)
[   72.153479][ T1862]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   72.153618][ T1862]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.153749][ T1862]  ___sys_sendmsg (net/socket.c:2752)
[   72.153886][ T1862]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   72.154051][ T1862]  ? copy_msghdr_from_user (net/socket.c:2603)
[   72.154196][ T1862]  __sys_sendmsg (net/socket.c:2784)
[   72.154441][ T1862]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   72.154569][ T1862]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   72.154744][ T1862]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   72.154876][ T1862]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.155007][ T1862]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   72.155145][ T1862]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   72.155278][ T1862]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   72.155520][ T1862]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   72.155689][ T1862] RIP: 0033:0x7f400c86a08e
[   72.155835][ T1862] 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
[   72.156302][ T1862] RSP: 002b:00007ffc2faeb030 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   72.156617][ T1862] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f400c86a08e
[   72.156810][ T1862] RDX: 0000000000000000 RSI: 00007ffc2faeb0e0 RDI: 0000000000000005
[   72.157003][ T1862] RBP: 00007ffc2faeb040 R08: 0000000000000000 R09: 0000000000000000
[   72.157197][ T1862] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c1
[   72.157509][ T1862] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc2faeb7a0
| [   72.161341][ T1862] ------------[ cut here ]------------
| [   72.161525][ T1862] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1862
| [   72.161868][ T1862] Modules linked in: vxlan
| [   72.162481][ T1862] Tainted: [W]=WARN
[   72.162697][ T1862] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   72.162997][ T1862] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   72.163290][ T1862] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   72.163893][ T1862] RSP: 0018:ffa00000032c6fc0 EFLAGS: 00010286
[   72.164168][ T1862] RAX: 00000000ffffffa6 RBX: ff11000012cba900 RCX: 1ff4000000658dbe
[   72.164526][ T1862] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012cba9bc
[   72.164844][ T1862] RBP: ff1100001afd4000 R08: 1fe2200002597539 R09: ff1100001688d158
[   72.165148][ T1862] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   72.165480][ T1862] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011ff3150
[   72.165793][ T1862] FS:  00007f400c630840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   72.166133][ T1862] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   72.166435][ T1862] CR2: 00007f400c9001a0 CR3: 00000000158fa004 CR4: 0000000000771ef0
[   72.166755][ T1862] PKRU: 55555554
[   72.166959][ T1862] Call Trace:
[   72.167168][ T1862]  <TASK>
[   72.167363][ T1862]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   72.167612][ T1862]  ? notifier_call_chain (kernel/notifier.c:85)
[   72.167853][ T1862]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   72.168062][ T1862]  __dev_change_net_namespace (net/core/dev.c:12695)
[   72.168350][ T1862]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.168537][ T1862]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.168732][ T1862]  ? default_device_exit_batch (net/core/dev.c:13091)
[   72.168948][ T1862]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.169129][ T1862]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.169335][ T1862]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.169524][ T1862]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   72.169717][ T1862]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   72.169904][ T1862]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   72.170090][ T1862]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   72.170280][ T1862]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   72.170485][ T1862]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   72.170709][ T1862]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   72.170891][ T1862]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.171073][ T1862]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   72.171292][ T1862]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   72.171496][ T1862]  ? __kernel_text_address (kernel/extable.c:79)
[   72.171687][ T1862]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.171872][ T1862]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.172066][ T1862]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   72.172272][ T1862]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.172516][ T1862]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   72.172710][ T1862]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.172894][ T1862]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.173077][ T1862]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   72.173262][ T1862]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   72.173462][ T1862]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   72.173655][ T1862]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   72.173843][ T1862]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   72.174024][ T1862]  ? nla_get_range_signed (lib/nlattr.c:270)
[   72.174208][ T1862]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   72.174414][ T1862]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   72.174599][ T1862]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.174790][ T1862]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.174972][ T1862]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.175156][ T1862]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   72.175363][ T1862]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.175548][ T1862]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.175737][ T1862]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.175920][ T1862]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.176102][ T1862]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.176288][ T1862]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.176484][ T1862]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   72.176678][ T1862]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.176859][ T1862]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.177072][ T1862]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.177255][ T1862]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.177455][ T1862]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.177650][ T1862]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   72.177830][ T1862]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.178015][ T1862]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   72.178203][ T1862]  ? 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))
[   72.178400][ T1862]  ? 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))
[   72.178587][ T1862]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   72.178813][ T1862]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   72.178994][ T1862]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.179178][ T1862]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   72.179388][ T1862]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   72.179571][ T1862]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   72.179760][ T1862]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   72.179943][ T1862]  ? copy_msghdr_from_user (net/socket.c:2635)
[   72.180123][ T1862]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   72.180356][ T1862]  ? move_addr_to_kernel (net/socket.c:258)
[   72.180539][ T1862]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   72.180731][ T1862]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.180913][ T1862]  ___sys_sendmsg (net/socket.c:2752)
[   72.181092][ T1862]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   72.181340][ T1862]  ? copy_msghdr_from_user (net/socket.c:2603)
[   72.181539][ T1862]  __sys_sendmsg (net/socket.c:2784)
[   72.181732][ T1862]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   72.181910][ T1862]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   72.182127][ T1862]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   72.182333][ T1862]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.182517][ T1862]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   72.182710][ T1862]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   72.182893][ T1862]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   72.183078][ T1862]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   72.183293][ T1862] RIP: 0033:0x7f400c86a08e
[   72.183495][ T1862] 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
[   72.184019][ T1862] RSP: 002b:00007ffc2faeb030 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   72.184265][ T1862] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f400c86a08e
[   72.184527][ T1862] RDX: 0000000000000000 RSI: 00007ffc2faeb0e0 RDI: 0000000000000005
[   72.184778][ T1862] RBP: 00007ffc2faeb040 R08: 0000000000000000 R09: 0000000000000000
[   72.185022][ T1862] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c1
[   72.185271][ T1862] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc2faeb7a0
| [   72.222380][ T1865] ------------[ cut here ]------------
| [   72.222533][ T1865] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1865
| [   72.222811][ T1865] Modules linked in: vxlan
| [   72.223212][ T1865] Tainted: [W]=WARN
[   72.223320][ T1865] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   72.223486][ T1865] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   72.223664][ T1865] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   72.224142][ T1865] RSP: 0018:ffa0000003647020 EFLAGS: 00010286
[   72.224312][ T1865] RAX: 00000000ffffffa6 RBX: ff11000013704ac0 RCX: 1ff40000006c8dca
[   72.224512][ T1865] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013704b7c
[   72.224710][ T1865] RBP: ff1100001afd1000 R08: 1fe22000026e0971 R09: ff11000014f88b58
[   72.224904][ T1865] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   72.225099][ T1865] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   72.225300][ T1865] FS:  00007f4fd9062840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   72.225536][ T1865] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   72.225705][ T1865] CR2: 00007f4fd93321a0 CR3: 0000000014207006 CR4: 0000000000771ef0
[   72.225906][ T1865] PKRU: 55555554
[   72.226005][ T1865] Call Trace:
[   72.226101][ T1865]  <TASK>
[   72.226403][ T1865]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   72.226538][ T1865]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   72.226661][ T1865]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   72.226791][ T1865]  __dev_notify_flags (net/core/dev.c:9787)
[   72.226945][ T1865]  ? netif_change_name (net/core/dev.c:1495)
[   72.227076][ T1865]  ? __dev_change_flags (net/core/dev.c:9752)
[   72.227211][ T1865]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   72.227349][ T1865]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.227481][ T1865]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   72.227620][ T1865]  netif_change_flags (net/core/dev.c:9820)
[   72.227751][ T1865]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   72.227882][ T1865]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   72.228017][ T1865]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   72.228148][ T1865]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   72.228313][ T1865]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   72.228469][ T1865]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.228600][ T1865]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   72.228737][ T1865]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   72.228873][ T1865]  ? __kernel_text_address (kernel/extable.c:79)
[   72.229006][ T1865]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.229138][ T1865]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.229275][ T1865]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   72.229425][ T1865]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.229559][ T1865]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   72.229694][ T1865]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.229825][ T1865]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.229959][ T1865]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   72.230099][ T1865]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   72.230232][ T1865]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   72.230378][ T1865]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   72.230517][ T1865]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   72.230655][ T1865]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   72.230792][ T1865]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   72.230924][ T1865]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.231054][ T1865]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.231186][ T1865]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.231327][ T1865]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   72.231461][ T1865]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.231594][ T1865]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.231728][ T1865]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.231859][ T1865]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.231993][ T1865]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.232143][ T1865]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.232290][ T1865]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   72.232430][ T1865]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.232561][ T1865]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.232751][ T1865]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.232886][ T1865]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.233018][ T1865]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.233151][ T1865]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   72.233290][ T1865]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.233440][ T1865]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   72.233578][ T1865]  ? 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))
[   72.233720][ T1865]  ? 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))
[   72.233853][ T1865]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   72.233984][ T1865]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   72.234116][ T1865]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.234248][ T1865]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   72.234388][ T1865]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   72.234527][ T1865]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   72.234666][ T1865]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   72.234798][ T1865]  ? copy_msghdr_from_user (net/socket.c:2635)
[   72.234929][ T1865]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   72.235094][ T1865]  ? move_addr_to_kernel (net/socket.c:258)
[   72.235228][ T1865]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   72.235368][ T1865]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.235501][ T1865]  ___sys_sendmsg (net/socket.c:2752)
[   72.235638][ T1865]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   72.235800][ T1865]  ? copy_msghdr_from_user (net/socket.c:2603)
[   72.235943][ T1865]  __sys_sendmsg (net/socket.c:2784)
[   72.236076][ T1865]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   72.236210][ T1865]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   72.236382][ T1865]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   72.236513][ T1865]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.236650][ T1865]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   72.236779][ T1865]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   72.236912][ T1865]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   72.237043][ T1865]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   72.237207][ T1865] RIP: 0033:0x7f4fd929c08e
[   72.237351][ T1865] 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
[   72.237819][ T1865] RSP: 002b:00007ffd9c2e40d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   72.238017][ T1865] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4fd929c08e
[   72.238214][ T1865] RDX: 0000000000000000 RSI: 00007ffd9c2e4180 RDI: 0000000000000005
[   72.238417][ T1865] RBP: 00007ffd9c2e40e0 R08: 0000000000000000 R09: 0000000000000000
[   72.238620][ T1865] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c1
[   72.238820][ T1865] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd9c2e4850
| [   72.274990][ T1870] ------------[ cut here ]------------
| [   72.275144][ T1870] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1870
| [   72.275413][ T1870] Modules linked in: vxlan
| [   72.275823][ T1870] Tainted: [W]=WARN
[   72.275922][ T1870] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   72.276086][ T1870] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   72.276288][ T1870] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   72.276789][ T1870] RSP: 0018:ffa00000037c7020 EFLAGS: 00010286
[   72.276954][ T1870] RAX: 00000000ffffffa6 RBX: ff11000013d443c0 RCX: 1ff40000006f8dca
[   72.277149][ T1870] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013d4447c
[   72.277352][ T1870] RBP: ff1100001afd4000 R08: 1fe22000027a8891 R09: ff110000116e5158
[   72.277550][ T1870] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   72.277751][ T1870] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   72.277947][ T1870] FS:  00007fc5c9964840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   72.278180][ T1870] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   72.278352][ T1870] CR2: 000000000f3ef988 CR3: 0000000011615001 CR4: 0000000000771ef0
[   72.278548][ T1870] PKRU: 55555554
[   72.278651][ T1870] Call Trace:
[   72.278749][ T1870]  <TASK>
[   72.278818][ T1870]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   72.278952][ T1870]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   72.279057][ T1870]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   72.279190][ T1870]  __dev_notify_flags (net/core/dev.c:9787)
[   72.279332][ T1870]  ? netif_change_name (net/core/dev.c:1495)
[   72.279464][ T1870]  ? __dev_change_flags (net/core/dev.c:9752)
[   72.279596][ T1870]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   72.279734][ T1870]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.279867][ T1870]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   72.280001][ T1870]  netif_change_flags (net/core/dev.c:9820)
[   72.280133][ T1870]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   72.280267][ T1870]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   72.280418][ T1870]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   72.280551][ T1870]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   72.280721][ T1870]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   72.280852][ T1870]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.280983][ T1870]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   72.281113][ T1870]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   72.281244][ T1870]  ? __kernel_text_address (kernel/extable.c:79)
[   72.281383][ T1870]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.281516][ T1870]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.281650][ T1870]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   72.281782][ T1870]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.281916][ T1870]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   72.282046][ T1870]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.282178][ T1870]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.282312][ T1870]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   72.282451][ T1870]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   72.282583][ T1870]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   72.282722][ T1870]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   72.282854][ T1870]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   72.282991][ T1870]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   72.283125][ T1870]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   72.283258][ T1870]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.283397][ T1870]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.283528][ T1870]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.283666][ T1870]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   72.283796][ T1870]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.283930][ T1870]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.284062][ T1870]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.284193][ T1870]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.284332][ T1870]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.284465][ T1870]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.284598][ T1870]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   72.284735][ T1870]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.284867][ T1870]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.285000][ T1870]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.285133][ T1870]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.285277][ T1870]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.285416][ T1870]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   72.285548][ T1870]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.285686][ T1870]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   72.285822][ T1870]  ? 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))
[   72.285954][ T1870]  ? 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))
[   72.286090][ T1870]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   72.286222][ T1870]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   72.286362][ T1870]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.286494][ T1870]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   72.286630][ T1870]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   72.286764][ T1870]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   72.286901][ T1870]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   72.287031][ T1870]  ? copy_msghdr_from_user (net/socket.c:2635)
[   72.287164][ T1870]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   72.287336][ T1870]  ? move_addr_to_kernel (net/socket.c:258)
[   72.287469][ T1870]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   72.287607][ T1870]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.287740][ T1870]  ___sys_sendmsg (net/socket.c:2752)
[   72.287871][ T1870]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   72.288035][ T1870]  ? copy_msghdr_from_user (net/socket.c:2603)
[   72.288184][ T1870]  __sys_sendmsg (net/socket.c:2784)
[   72.288321][ T1870]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   72.288452][ T1870]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   72.288621][ T1870]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   72.288752][ T1870]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.288883][ T1870]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   72.289013][ T1870]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   72.289145][ T1870]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   72.289279][ T1870]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   72.289447][ T1870] RIP: 0033:0x7fc5c9b9e08e
[   72.289585][ T1870] 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
[   72.290056][ T1870] RSP: 002b:00007fff29f4df40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   72.290253][ T1870] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fc5c9b9e08e
[   72.290459][ T1870] RDX: 0000000000000000 RSI: 00007fff29f4dff0 RDI: 0000000000000005
[   72.290663][ T1870] RBP: 00007fff29f4df50 R08: 0000000000000000 R09: 0000000000000000
[   72.290859][ T1870] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c1
[   72.291054][ T1870] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff29f4e6c0
| [   72.293100][   T36] ------------[ cut here ]------------
| [   72.293238][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/36
| [   72.293490][   T36] Modules linked in: vxlan
| [   72.293888][   T36] Tainted: [W]=WARN
[   72.293977][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   72.294129][   T36] Workqueue: events_unbound linkwatch_event
[   72.294285][   T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   72.294455][   T36] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   72.294891][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   72.295041][   T36] RAX: 00000000ffffffa6 RBX: ff110000158be200 RCX: 1ff4000000051f02
[   72.295219][   T36] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000158be2bc
[   72.295407][   T36] RBP: ff1100001afd4000 R08: 1fe2200002b17c59 R09: ff11000001d751a8
[   72.295585][   T36] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   72.295772][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   72.295952][   T36] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   72.296160][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   72.296319][   T36] CR2: 0000559fed7e87e8 CR3: 0000000016668001 CR4: 0000000000771ef0
[   72.296501][   T36] PKRU: 55555554
[   72.296595][   T36] Call Trace:
[   72.296690][   T36]  <TASK>
[   72.296753][   T36]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   72.296873][   T36]  ? notifier_call_chain (kernel/notifier.c:85)
[   72.296994][   T36]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   72.297087][   T36]  netif_state_change (net/core/dev.c:1605)
[   72.297209][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   72.297420][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   72.297540][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   72.297664][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   72.297786][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   72.297905][   T36]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   72.298026][   T36]  process_one_work (kernel/workqueue.c:3314)
[   72.298149][   T36]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   72.298273][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.298450][   T36]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   72.298580][   T36]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   72.298701][   T36]  kthread (kernel/kthread.c:436)
[   72.298791][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   72.298938][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   72.299058][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[   72.299227][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   72.299431][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   72.299553][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   72.299675][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   72.301421][   T36] ------------[ cut here ]------------
| [   72.301561][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/36
| [   72.301806][   T36] Modules linked in: vxlan
| [   72.302201][   T36] Tainted: [W]=WARN
[   72.302303][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   72.302464][   T36] Workqueue: events_unbound linkwatch_event
[   72.302627][   T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   72.302782][   T36] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   72.303217][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   72.303380][   T36] RAX: 00000000ffffffa6 RBX: ff11000005a15540 RCX: 1ff4000000051f02
[   72.303564][   T36] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005a155fc
[   72.303749][   T36] RBP: ff1100001afd1000 R08: 1fe2200000b42ac1 R09: ff11000001d751a8
[   72.303926][   T36] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   72.304106][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   72.304292][   T36] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   72.304511][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   72.304669][   T36] CR2: 0000559fed7e87e8 CR3: 0000000016668001 CR4: 0000000000771ef0
[   72.304852][   T36] PKRU: 55555554
[   72.304941][   T36] Call Trace:
[   72.305031][   T36]  <TASK>
[   72.305095][   T36]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   72.305216][   T36]  ? notifier_call_chain (kernel/notifier.c:85)
[   72.305344][   T36]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   72.305436][   T36]  netif_state_change (net/core/dev.c:1605)
[   72.305557][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   72.305718][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   72.305836][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   72.305957][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   72.306079][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   72.306200][   T36]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   72.306329][   T36]  process_one_work (kernel/workqueue.c:3314)
[   72.306452][   T36]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   72.306571][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.306700][   T36]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   72.306822][   T36]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   72.306941][   T36]  kthread (kernel/kthread.c:436)
[   72.307030][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   72.307178][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   72.307301][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[   72.307434][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   72.307582][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   72.307706][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   72.307825][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   72.338940][ T1871] ------------[ cut here ]------------
| [   72.339135][ T1871] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1871
| [   72.339432][ T1871] Modules linked in: vxlan
| [   72.339848][ T1871] Tainted: [W]=WARN
[   72.339949][ T1871] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   72.340114][ T1871] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   72.340291][ T1871] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   72.340780][ T1871] RSP: 0018:ffa00000037a6ee0 EFLAGS: 00010286
[   72.340950][ T1871] RAX: 00000000ffffffa6 RBX: ff11000013597e00 RCX: 1ff40000006f4da2
[   72.341150][ T1871] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013597ebc
[   72.341359][ T1871] RBP: ff1100001afd1000 R08: 1fe22000026b2fd9 R09: ff11000015c42e58
[   72.341558][ T1871] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   72.341763][ T1871] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   72.341966][ T1871] FS:  00007fa981a51840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   72.342198][ T1871] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   72.342379][ T1871] CR2: 00007fa981d211a0 CR3: 000000001af2f003 CR4: 0000000000771ef0
[   72.342579][ T1871] PKRU: 55555554
[   72.342682][ T1871] Call Trace:
[   72.342781][ T1871]  <TASK>
[   72.342850][ T1871]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.342988][ T1871]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   72.343131][ T1871]  notifier_call_chain (kernel/notifier.c:85)
[   72.343267][ T1871]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   72.343502][ T1871]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.343644][ T1871]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   72.343777][ T1871]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.343914][ T1871]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[   72.344047][ T1871]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[   72.344182][ T1871]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   72.344377][ T1871]  ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:45)
[   72.344512][ T1871]  ? netdev_rx_handler_register (net/core/dev.c:5900)
[   72.344656][ T1871]  br_add_if (net/bridge/br_if.c:619)
[   72.344764][ T1871]  do_set_master (net/core/rtnetlink.c:3011)
[   72.344897][ T1871]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   72.345031][ T1871]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   72.345167][ T1871]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   72.345307][ T1871]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   72.345552][ T1871]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   72.345694][ T1871]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.345827][ T1871]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   72.345961][ T1871]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   72.346096][ T1871]  ? __kernel_text_address (kernel/extable.c:79)
[   72.346230][ T1871]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.346427][ T1871]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.346560][ T1871]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   72.346697][ T1871]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.346831][ T1871]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   72.346973][ T1871]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.347110][ T1871]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.347248][ T1871]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   72.347456][ T1871]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   72.347588][ T1871]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   72.347726][ T1871]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   72.347860][ T1871]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   72.347992][ T1871]  ? nla_get_range_signed (lib/nlattr.c:270)
[   72.348129][ T1871]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   72.348268][ T1871]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   72.348464][ T1871]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.348595][ T1871]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.348732][ T1871]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.348865][ T1871]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   72.348998][ T1871]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.349137][ T1871]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.349274][ T1871]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.349440][ T1871]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.349572][ T1871]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.349713][ T1871]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.349848][ T1871]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   72.349983][ T1871]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.350115][ T1871]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.350247][ T1871]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.350388][ T1871]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.350521][ T1871]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.350662][ T1871]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   72.350795][ T1871]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.350930][ T1871]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   72.351066][ T1871]  ? 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))
[   72.351199][ T1871]  ? 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))
[   72.351346][ T1871]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   72.351480][ T1871]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   72.351628][ T1871]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.351763][ T1871]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   72.351897][ T1871]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   72.352032][ T1871]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   72.352168][ T1871]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   72.352305][ T1871]  ? copy_msghdr_from_user (net/socket.c:2635)
[   72.352444][ T1871]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   72.352616][ T1871]  ? move_addr_to_kernel (net/socket.c:258)
[   72.352751][ T1871]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   72.352884][ T1871]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.353021][ T1871]  ___sys_sendmsg (net/socket.c:2752)
[   72.353154][ T1871]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   72.353329][ T1871]  ? copy_msghdr_from_user (net/socket.c:2603)
[   72.353477][ T1871]  __sys_sendmsg (net/socket.c:2784)
[   72.353618][ T1871]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   72.353750][ T1871]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   72.353917][ T1871]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   72.354051][ T1871]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.354188][ T1871]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   72.354337][ T1871]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   72.354469][ T1871]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   72.354609][ T1871]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   72.354774][ T1871] RIP: 0033:0x7fa981c8b08e
[   72.354913][ T1871] 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
[   72.355397][ T1871] RSP: 002b:00007fffb9aebfd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   72.355599][ T1871] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa981c8b08e
[   72.355804][ T1871] RDX: 0000000000000000 RSI: 00007fffb9aec080 RDI: 0000000000000005
[   72.356003][ T1871] RBP: 00007fffb9aebfe0 R08: 0000000000000000 R09: 0000000000000000
[   72.356203][ T1871] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c1
[   72.356412][ T1871] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffb9aec750
| [   72.358490][ T1871] ------------[ cut here ]------------
| [   72.358697][ T1871] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1871
| [   72.358991][ T1871] Modules linked in: vxlan
| [   72.359554][ T1871] Tainted: [W]=WARN
[   72.359668][ T1871] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   72.359842][ T1871] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   72.360022][ T1871] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   72.360647][ T1871] RSP: 0018:ffa00000037a6ea0 EFLAGS: 00010286
[   72.360824][ T1871] RAX: 00000000ffffffa6 RBX: ff11000013596ac0 RCX: 1ff40000006f4d9a
[   72.361032][ T1871] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013596b7c
[   72.361242][ T1871] RBP: ff1100001afd1000 R08: 1fe22000026b2d71 R09: ff11000015c42e58
[   72.361513][ T1871] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000100
[   72.361726][ T1871] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001b031008
[   72.361935][ T1871] FS:  00007fa981a51840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   72.362180][ T1871] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   72.362432][ T1871] CR2: 00007fa981d211a0 CR3: 000000001af2f003 CR4: 0000000000771ef0
[   72.362646][ T1871] PKRU: 55555554
[   72.362750][ T1871] Call Trace:
[   72.362854][ T1871]  <TASK>
[   72.362926][ T1871]  ? finish_task_switch.isra.0 (kernel/sched/sched.h:1644 kernel/sched/core.c:5125 kernel/sched/core.c:5243)
[   72.363100][ T1871]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   72.363243][ T1871]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   72.363412][ T1871]  __dev_notify_flags (net/core/dev.c:9787)
[   72.363551][ T1871]  ? netdev_notice (net/core/dev.c:13008)
[   72.363697][ T1871]  ? netif_change_name (net/core/dev.c:1495)
[   72.363835][ T1871]  ? dev_get_min_mp_channel_count (./include/net/netdev_lock.h:30 (discriminator 1))
[   72.364009][ T1871]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   72.364147][ T1871]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.364293][ T1871]  __dev_set_promiscuity (net/core/dev.c:9630)
[   72.364506][ T1871]  netif_set_promiscuity (net/core/dev.c:9639)
[   72.364652][ T1871]  dev_set_promiscuity (net/core/dev_api.c:288)
[   72.364791][ T1871]  br_port_set_promisc (net/bridge/br_if.c:108)
[   72.364930][ T1871]  br_manage_promisc (net/bridge/br_if.c:174)
[   72.365071][ T1871]  br_add_if (net/bridge/br_if.c:242 net/bridge/br_if.c:627)
[   72.365181][ T1871]  do_set_master (net/core/rtnetlink.c:3011)
[   72.365409][ T1871]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   72.365551][ T1871]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   72.365748][ T1871]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   72.365889][ T1871]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   72.366061][ T1871]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   72.366200][ T1871]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.366414][ T1871]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   72.366553][ T1871]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   72.366698][ T1871]  ? __kernel_text_address (kernel/extable.c:79)
[   72.366838][ T1871]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.366979][ T1871]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.367118][ T1871]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   72.367257][ T1871]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.367463][ T1871]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   72.367606][ T1871]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.367747][ T1871]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.367885][ T1871]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   72.368024][ T1871]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   72.368163][ T1871]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   72.368305][ T1871]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   72.368531][ T1871]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   72.368675][ T1871]  ? nla_get_range_signed (lib/nlattr.c:270)
[   72.368819][ T1871]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   72.368961][ T1871]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   72.369101][ T1871]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.369240][ T1871]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.369458][ T1871]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.369597][ T1871]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   72.369740][ T1871]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.369879][ T1871]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.370019][ T1871]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.370157][ T1871]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.370299][ T1871]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.370483][ T1871]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.370627][ T1871]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   72.370765][ T1871]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.370903][ T1871]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.371040][ T1871]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.371188][ T1871]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.371333][ T1871]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.371473][ T1871]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   72.371616][ T1871]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.371754][ T1871]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   72.371896][ T1871]  ? 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))
[   72.372034][ T1871]  ? 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))
[   72.372178][ T1871]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   72.372323][ T1871]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   72.372462][ T1871]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.372607][ T1871]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   72.372747][ T1871]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   72.372887][ T1871]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   72.373027][ T1871]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   72.373165][ T1871]  ? copy_msghdr_from_user (net/socket.c:2635)
[   72.373309][ T1871]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   72.373486][ T1871]  ? move_addr_to_kernel (net/socket.c:258)
[   72.373633][ T1871]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   72.373771][ T1871]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.373910][ T1871]  ___sys_sendmsg (net/socket.c:2752)
[   72.374047][ T1871]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   72.374219][ T1871]  ? copy_msghdr_from_user (net/socket.c:2603)
[   72.374379][ T1871]  __sys_sendmsg (net/socket.c:2784)
[   72.374518][ T1871]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   72.374661][ T1871]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   72.374836][ T1871]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   72.374975][ T1871]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.375113][ T1871]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   72.375251][ T1871]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   72.375397][ T1871]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   72.375534][ T1871]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   72.375725][ T1871] RIP: 0033:0x7fa981c8b08e
[   72.375871][ T1871] 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
[   72.376370][ T1871] RSP: 002b:00007fffb9aebfd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   72.376577][ T1871] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa981c8b08e
[   72.376788][ T1871] RDX: 0000000000000000 RSI: 00007fffb9aec080 RDI: 0000000000000005
[   72.376994][ T1871] RBP: 00007fffb9aebfe0 R08: 0000000000000000 R09: 0000000000000000
[   72.377200][ T1871] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c1
[   72.377418][ T1871] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffb9aec750
| [   72.379976][ T1871] ------------[ cut here ]------------
| [   72.380112][ T1871] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1871
| [   72.380886][ T1871] Modules linked in: vxlan
| [   72.381356][ T1871] Tainted: [W]=WARN
[   72.381457][ T1871] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   72.381626][ T1871] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   72.381794][ T1871] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   72.382262][ T1871] RSP: 0018:ffa00000037a7000 EFLAGS: 00010286
[   72.382489][ T1871] RAX: 00000000ffffffa6 RBX: ff11000010aaee40 RCX: 1ff40000006f4dc6
[   72.382691][ T1871] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010aaeefc
[   72.382887][ T1871] RBP: ff11000019c8a000 R08: 1fe2200002155de1 R09: ff11000015c42e58
[   72.383084][ T1871] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   72.383281][ T1871] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   72.383536][ T1871] FS:  00007fa981a51840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   72.383772][ T1871] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   72.383941][ T1871] CR2: 00007fa981d211a0 CR3: 000000001af2f003 CR4: 0000000000771ef0
[   72.384146][ T1871] PKRU: 55555554
[   72.384250][ T1871] Call Trace:
[   72.384416][ T1871]  <TASK>
[   72.384485][ T1871]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.384620][ T1871]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   72.384753][ T1871]  notifier_call_chain (kernel/notifier.c:85)
[   72.384886][ T1871]  call_netdevice_notifiers (net/core/dev.c:2287 net/core/dev.c:2301)
[   72.385020][ T1871]  ? __dev_open (./include/net/netdev_lock.h:33)
[   72.385155][ T1871]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[   72.385293][ T1871]  br_add_if (net/bridge/br_if.c:679)
[   72.385452][ T1871]  do_set_master (net/core/rtnetlink.c:3011)
[   72.385581][ T1871]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   72.385719][ T1871]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   72.385852][ T1871]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   72.385983][ T1871]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   72.386147][ T1871]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   72.386278][ T1871]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.386465][ T1871]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   72.386701][ T1871]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   72.386834][ T1871]  ? __kernel_text_address (kernel/extable.c:79)
[   72.386982][ T1871]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.387117][ T1871]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.387250][ T1871]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   72.387442][ T1871]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.387585][ T1871]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   72.387722][ T1871]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.387854][ T1871]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.387986][ T1871]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   72.388119][ T1871]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   72.388251][ T1871]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   72.388455][ T1871]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   72.388588][ T1871]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   72.388726][ T1871]  ? nla_get_range_signed (lib/nlattr.c:270)
[   72.388873][ T1871]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   72.389007][ T1871]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   72.389140][ T1871]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.389274][ T1871]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.389465][ T1871]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.389595][ T1871]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   72.389731][ T1871]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.389875][ T1871]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.390020][ T1871]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.390153][ T1871]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.390293][ T1871]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.390493][ T1871]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.390633][ T1871]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   72.390764][ T1871]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.390905][ T1871]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.391047][ T1871]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.391181][ T1871]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.391312][ T1871]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.391508][ T1871]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   72.391644][ T1871]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.391783][ T1871]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   72.391941][ T1871]  ? 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))
[   72.392072][ T1871]  ? 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))
[   72.392208][ T1871]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   72.392403][ T1871]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   72.392549][ T1871]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.392690][ T1871]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   72.392837][ T1871]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   72.392970][ T1871]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   72.393109][ T1871]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   72.393283][ T1871]  ? copy_msghdr_from_user (net/socket.c:2635)
[   72.393475][ T1871]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   72.393647][ T1871]  ? move_addr_to_kernel (net/socket.c:258)
[   72.393779][ T1871]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   72.393912][ T1871]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.394043][ T1871]  ___sys_sendmsg (net/socket.c:2752)
[   72.394176][ T1871]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   72.394404][ T1871]  ? copy_msghdr_from_user (net/socket.c:2603)
[   72.394549][ T1871]  __sys_sendmsg (net/socket.c:2784)
[   72.394686][ T1871]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   72.394817][ T1871]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   72.394986][ T1871]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   72.395118][ T1871]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.395251][ T1871]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   72.395444][ T1871]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   72.395590][ T1871]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   72.395732][ T1871]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   72.395896][ T1871] RIP: 0033:0x7fa981c8b08e
[   72.396050][ T1871] 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
[   72.396587][ T1871] RSP: 002b:00007fffb9aebfd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   72.396796][ T1871] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa981c8b08e
[   72.397000][ T1871] RDX: 0000000000000000 RSI: 00007fffb9aec080 RDI: 0000000000000005
[   72.397199][ T1871] RBP: 00007fffb9aebfe0 R08: 0000000000000000 R09: 0000000000000000
[   72.397458][ T1871] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c1
[   72.397677][ T1871] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffb9aec750
| [   72.399695][ T1871] ------------[ cut here ]------------
| [   72.399846][ T1871] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1871
| [   72.400120][ T1871] Modules linked in: vxlan
| [   72.400572][ T1871] Tainted: [W]=WARN
[   72.400687][ T1871] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   72.400861][ T1871] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   72.401035][ T1871] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   72.401530][ T1871] RSP: 0018:ffa00000037a6f78 EFLAGS: 00010286
[   72.401704][ T1871] RAX: 00000000ffffffa6 RBX: ff11000010aae580 RCX: 1ff40000006f4db5
[   72.401912][ T1871] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010aae63c
[   72.402111][ T1871] RBP: ff11000019c8a000 R08: 1fe2200002155cc9 R09: ff11000015c42e58
[   72.402326][ T1871] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   72.402526][ T1871] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[   72.402733][ T1871] FS:  00007fa981a51840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   72.402968][ T1871] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   72.403138][ T1871] CR2: 00007fc5c9a31574 CR3: 000000001af2f002 CR4: 0000000000771ef0
[   72.403354][ T1871] PKRU: 55555554
[   72.403453][ T1871] Call Trace:
[   72.403553][ T1871]  <TASK>
[   72.403634][ T1871]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.403767][ T1871]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   72.403903][ T1871]  notifier_call_chain (kernel/notifier.c:85)
[   72.404040][ T1871]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[   72.404212][ T1871]  ? netdev_change_features (net/core/dev.c:11117)
[   72.404355][ T1871]  ? br_opt_toggle (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:767 net/bridge/br.c:391)
[   72.404492][ T1871]  br_add_if (net/bridge/br_if.c:683)
[   72.404597][ T1871]  do_set_master (net/core/rtnetlink.c:3011)
[   72.404736][ T1871]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   72.404871][ T1871]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   72.405008][ T1871]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   72.405145][ T1871]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   72.405313][ T1871]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   72.405454][ T1871]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.405588][ T1871]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   72.405728][ T1871]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   72.405862][ T1871]  ? __kernel_text_address (kernel/extable.c:79)
[   72.405997][ T1871]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.406132][ T1871]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.406267][ T1871]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   72.406410][ T1871]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.406544][ T1871]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   72.406692][ T1871]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.406827][ T1871]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.406962][ T1871]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   72.407098][ T1871]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   72.407231][ T1871]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   72.407382][ T1871]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   72.407517][ T1871]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   72.407656][ T1871]  ? nla_get_range_signed (lib/nlattr.c:270)
[   72.407792][ T1871]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   72.407929][ T1871]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   72.408063][ T1871]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.408197][ T1871]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.408341][ T1871]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.408480][ T1871]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   72.408619][ T1871]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.408756][ T1871]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.408889][ T1871]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.409022][ T1871]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.409158][ T1871]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.409296][ T1871]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.409440][ T1871]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   72.409575][ T1871]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.409714][ T1871]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.409848][ T1871]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.409983][ T1871]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.410117][ T1871]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.410252][ T1871]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   72.410405][ T1871]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.410539][ T1871]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   72.410682][ T1871]  ? 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))
[   72.410815][ T1871]  ? 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))
[   72.410952][ T1871]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   72.411087][ T1871]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   72.411223][ T1871]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.411366][ T1871]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   72.411502][ T1871]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   72.411642][ T1871]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   72.411776][ T1871]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   72.411909][ T1871]  ? copy_msghdr_from_user (net/socket.c:2635)
[   72.412044][ T1871]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   72.412209][ T1871]  ? move_addr_to_kernel (net/socket.c:258)
[   72.412353][ T1871]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   72.412487][ T1871]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.412629][ T1871]  ___sys_sendmsg (net/socket.c:2752)
[   72.412761][ T1871]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   72.412926][ T1871]  ? copy_msghdr_from_user (net/socket.c:2603)
[   72.413073][ T1871]  __sys_sendmsg (net/socket.c:2784)
[   72.413209][ T1871]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   72.413351][ T1871]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   72.413528][ T1871]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   72.413668][ T1871]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.413804][ T1871]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   72.413938][ T1871]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   72.414071][ T1871]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   72.414205][ T1871]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   72.414382][ T1871] RIP: 0033:0x7fa981c8b08e
[   72.414522][ T1871] 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
[   72.415002][ T1871] RSP: 002b:00007fffb9aebfd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   72.415204][ T1871] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa981c8b08e
[   72.415413][ T1871] RDX: 0000000000000000 RSI: 00007fffb9aec080 RDI: 0000000000000005
[   72.415616][ T1871] RBP: 00007fffb9aebfe0 R08: 0000000000000000 R09: 0000000000000000
[   72.415815][ T1871] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c1
[   72.416015][ T1871] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffb9aec750
| [   72.469586][  T116] ------------[ cut here ]------------
| [   72.469743][  T116] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 2/116
| [   72.469982][  T116] Modules linked in: vxlan
| [   72.470453][  T116] Tainted: [W]=WARN
[   72.470563][  T116] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   72.470721][  T116] Workqueue: events_unbound linkwatch_event
[   72.470877][  T116] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   72.471034][  T116] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   72.471483][  T116] RSP: 0018:ffa00000004c79e0 EFLAGS: 00010286
[   72.471639][  T116] RAX: 00000000ffffffa6 RBX: ff11000010aafa80 RCX: 1ff4000000098f02
[   72.471818][  T116] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010aafb3c
[   72.471994][  T116] RBP: ff11000019c8a000 R08: 1fe2200002155f69 R09: ff110000159bd1a8
[   72.472172][  T116] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   72.472368][  T116] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   72.472548][  T116] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   72.472764][  T116] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   72.472913][  T116] CR2: 00007fb483533888 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   72.473092][  T116] PKRU: 55555554
[   72.473181][  T116] Call Trace:
[   72.473274][  T116]  <TASK>
[   72.473347][  T116]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   72.473475][  T116]  ? notifier_call_chain (kernel/notifier.c:85)
[   72.473598][  T116]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   72.473694][  T116]  netif_state_change (net/core/dev.c:1605)
[   72.473814][  T116]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   72.473964][  T116]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   72.474082][  T116]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   72.474204][  T116]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   72.474336][  T116]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   72.474455][  T116]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   72.474575][  T116]  process_one_work (kernel/workqueue.c:3314)
[   72.474705][  T116]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   72.474823][  T116]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.474946][  T116]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   72.475067][  T116]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   72.475186][  T116]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   72.475309][  T116]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   72.475435][  T116]  kthread (kernel/kthread.c:436)
[   72.475524][  T116]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   72.475681][  T116]  ? kthread_affine_node (kernel/kthread.c:378)
[   72.475800][  T116]  ret_from_fork (arch/x86/kernel/process.c:158)
[   72.475922][  T116]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   72.476072][  T116]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   72.476190][  T116]  ? kthread_affine_node (kernel/kthread.c:378)
[   72.476310][  T116]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   72.683104][ T1895] ------------[ cut here ]------------
| [   72.683285][ T1895] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1895
| [   72.683562][ T1895] Modules linked in: vxlan
| [   72.683991][ T1895] Tainted: [W]=WARN
[   72.684094][ T1895] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   72.684267][ T1895] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   72.684455][ T1895] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   72.684943][ T1895] RSP: 0018:ffa0000003667090 EFLAGS: 00010286
[   72.685115][ T1895] RAX: 00000000ffffffa6 RBX: ff11000012a61a80 RCX: 1ff40000006ccdd8
[   72.685333][ T1895] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012a61b3c
[   72.685534][ T1895] RBP: ff1100001afd4000 R08: 1fe220000254c369 R09: ff1100001a9a2e80
[   72.685742][ T1895] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   72.685943][ T1895] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   72.686146][ T1895] FS:  00007fbd473d4840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   72.686391][ T1895] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   72.686567][ T1895] CR2: 00007fbd475cd460 CR3: 000000001b012004 CR4: 0000000000771ef0
[   72.686778][ T1895] PKRU: 55555554
[   72.686879][ T1895] Call Trace:
[   72.686982][ T1895]  <TASK>
[   72.687053][ T1895]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.687190][ T1895]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   72.687336][ T1895]  notifier_call_chain (kernel/notifier.c:85)
[   72.687473][ T1895]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   72.687613][ T1895]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   72.687752][ T1895]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   72.687890][ T1895]  netdev_upper_dev_link (net/core/dev.c:8972)
[   72.688025][ T1895]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   72.688161][ T1895]  register_vlan_dev (net/8021q/vlan.c:183)
[   72.688301][ T1895]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   72.688514][ T1895]  vlan_newlink (net/8021q/vlan_netlink.c:194)
[   72.688764][ T1895]  ? nla_strscpy (lib/nlattr.c:795)
[   72.688903][ T1895]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   72.689040][ T1895]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   72.689180][ T1895]  ? __dev_get_by_name (net/core/dev.c:883)
[   72.689410][ T1895]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   72.689556][ T1895]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   72.689703][ T1895]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   72.689840][ T1895]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.689976][ T1895]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.690110][ T1895]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.690246][ T1895]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   72.690460][ T1895]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.690605][ T1895]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.690745][ T1895]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.690880][ T1895]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   72.691016][ T1895]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.691151][ T1895]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.691292][ T1895]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.691499][ T1895]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.691639][ T1895]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.691776][ T1895]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   72.691913][ T1895]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.692050][ T1895]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   72.692190][ T1895]  ? 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))
[   72.692384][ T1895]  ? 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))
[   72.692522][ T1895]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   72.692663][ T1895]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   72.692799][ T1895]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.692956][ T1895]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   72.693090][ T1895]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   72.693225][ T1895]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   72.693409][ T1895]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   72.693545][ T1895]  ? copy_msghdr_from_user (net/socket.c:2635)
[   72.693684][ T1895]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   72.693850][ T1895]  ? move_addr_to_kernel (net/socket.c:258)
[   72.693991][ T1895]  ___sys_sendmsg (net/socket.c:2752)
[   72.694124][ T1895]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.694259][ T1895]  ? copy_msghdr_from_user (net/socket.c:2603)
[   72.694413][ T1895]  ? 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))
[   72.694549][ T1895]  __sys_sendmsg (net/socket.c:2784)
[   72.694692][ T1895]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   72.694832][ T1895]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.694966][ T1895]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.695100][ T1895]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   72.695237][ T1895]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   72.695382][ T1895]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   72.695517][ T1895]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   72.695690][ T1895] RIP: 0033:0x7fbd4760e08e
[   72.695832][ T1895] 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
[   72.696322][ T1895] RSP: 002b:00007ffc018e2ff0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   72.696524][ T1895] RAX: ffffffffffffffda RBX: 00007ffc018e37b0 RCX: 00007fbd4760e08e
[   72.696730][ T1895] RDX: 0000000000000000 RSI: 00007ffc018e30a0 RDI: 0000000000000005
[   72.696932][ T1895] RBP: 00007ffc018e3000 R08: 0000000000000000 R09: 0000000000000000
[   72.697133][ T1895] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c1
[   72.697341][ T1895] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc018e3770
| [   72.698957][ T1895] ------------[ cut here ]------------
| [   72.699086][ T1895] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1895
| [   72.699356][ T1895] Modules linked in: vxlan
| [   72.699761][ T1895] Tainted: [W]=WARN
[   72.699861][ T1895] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   72.700027][ T1895] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   72.700199][ T1895] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   72.700978][ T1895] RSP: 0018:ffa00000036671b0 EFLAGS: 00010286
[   72.701160][ T1895] RAX: 00000000ffffffa6 RBX: ff11000012a611c0 RCX: 1ff40000006ccdfc
[   72.701462][ T1895] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012a6127c
[   72.701665][ T1895] RBP: ff11000015d69000 R08: 1fe220000254c251 R09: ff1100001a9a2e80
[   72.701861][ T1895] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   72.702056][ T1895] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab76b3a0
[   72.702255][ T1895] FS:  00007fbd473d4840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   72.702566][ T1895] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   72.702738][ T1895] CR2: 00007fbd475cd460 CR3: 000000001b012004 CR4: 0000000000771ef0
[   72.702991][ T1895] PKRU: 55555554
[   72.703090][ T1895] Call Trace:
[   72.703189][ T1895]  <TASK>
[   72.703273][ T1895]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   72.703422][ T1895]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   72.703556][ T1895]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   72.703665][ T1895]  __dev_notify_flags (net/core/dev.c:9787)
[   72.703797][ T1895]  ? netdev_update_features (net/core/dev.c:11098)
[   72.703932][ T1895]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[   72.704097][ T1895]  ? netif_change_name (net/core/dev.c:1495)
[   72.704230][ T1895]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   72.704375][ T1895]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   72.704509][ T1895]  ? register_vlan_dev (net/8021q/vlan.c:196)
[   72.704647][ T1895]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   72.704780][ T1895]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   72.704912][ T1895]  ? nla_strscpy (lib/nlattr.c:795)
[   72.705044][ T1895]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   72.705180][ T1895]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   72.705313][ T1895]  ? __dev_get_by_name (net/core/dev.c:883)
[   72.705451][ T1895]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   72.705588][ T1895]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   72.705729][ T1895]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   72.705862][ T1895]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.705992][ T1895]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.706122][ T1895]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.706254][ T1895]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   72.706401][ T1895]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.706538][ T1895]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.706676][ T1895]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.706808][ T1895]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   72.706939][ T1895]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.707071][ T1895]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.707203][ T1895]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.707348][ T1895]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.707480][ T1895]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.707616][ T1895]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   72.707751][ T1895]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.707883][ T1895]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   72.708018][ T1895]  ? 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))
[   72.708150][ T1895]  ? 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))
[   72.708288][ T1895]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   72.708429][ T1895]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   72.708562][ T1895]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.708703][ T1895]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   72.708837][ T1895]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   72.708972][ T1895]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   72.709108][ T1895]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   72.709242][ T1895]  ? copy_msghdr_from_user (net/socket.c:2635)
[   72.709384][ T1895]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   72.709547][ T1895]  ? move_addr_to_kernel (net/socket.c:258)
[   72.709690][ T1895]  ___sys_sendmsg (net/socket.c:2752)
[   72.709820][ T1895]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.709953][ T1895]  ? copy_msghdr_from_user (net/socket.c:2603)
[   72.710095][ T1895]  ? 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))
[   72.710230][ T1895]  __sys_sendmsg (net/socket.c:2784)
[   72.710374][ T1895]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   72.710511][ T1895]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.710650][ T1895]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.710784][ T1895]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   72.710917][ T1895]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   72.711050][ T1895]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   72.711183][ T1895]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   72.711354][ T1895] RIP: 0033:0x7fbd4760e08e
[   72.711496][ T1895] 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
[   72.711978][ T1895] RSP: 002b:00007ffc018e2ff0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   72.712180][ T1895] RAX: ffffffffffffffda RBX: 00007ffc018e37b0 RCX: 00007fbd4760e08e
[   72.712391][ T1895] RDX: 0000000000000000 RSI: 00007ffc018e30a0 RDI: 0000000000000005
[   72.712589][ T1895] RBP: 00007ffc018e3000 R08: 0000000000000000 R09: 0000000000000000
[   72.712793][ T1895] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c1
[   72.712991][ T1895] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc018e3770
| [   72.775113][ T1897] ------------[ cut here ]------------
| [   72.775313][ T1897] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1897
| [   72.775641][ T1897] Modules linked in: vxlan
| [   72.776138][ T1897] Tainted: [W]=WARN
[   72.776288][ T1897] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   72.776525][ T1897] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   72.776755][ T1897] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   72.777272][ T1897] RSP: 0018:ffa0000003667020 EFLAGS: 00010286
[   72.777502][ T1897] RAX: 00000000ffffffa6 RBX: ff11000012b0b8c0 RCX: 1ff40000006ccdca
[   72.777753][ T1897] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0b97c
[   72.777995][ T1897] RBP: ff11000015d69000 R08: 1fe2200002561731 R09: ff11000013095158
[   72.778238][ T1897] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   72.778493][ T1897] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   72.778747][ T1897] FS:  00007f7e9c7a8840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   72.779022][ T1897] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   72.779234][ T1897] CR2: 000000000ee4f988 CR3: 0000000017423004 CR4: 0000000000771ef0
[   72.779514][ T1897] PKRU: 55555554
[   72.779671][ T1897] Call Trace:
[   72.779819][ T1897]  <TASK>
[   72.779937][ T1897]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   72.780117][ T1897]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   72.780301][ T1897]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   72.780465][ T1897]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   72.780650][ T1897]  __dev_notify_flags (net/core/dev.c:9787)
[   72.780834][ T1897]  ? netif_change_name (net/core/dev.c:1495)
[   72.781014][ T1897]  ? __dev_change_flags (net/core/dev.c:9752)
[   72.781195][ T1897]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   72.781393][ T1897]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.781574][ T1897]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   72.781765][ T1897]  netif_change_flags (net/core/dev.c:9820)
[   72.781945][ T1897]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   72.782125][ T1897]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   72.782330][ T1897]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   72.782512][ T1897]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   72.782733][ T1897]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   72.782914][ T1897]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.783095][ T1897]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   72.783278][ T1897]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   72.783562][ T1897]  ? __kernel_text_address (kernel/extable.c:79)
[   72.783817][ T1897]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.784065][ T1897]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.784344][ T1897]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   72.784635][ T1897]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.784874][ T1897]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   72.785087][ T1897]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.785262][ T1897]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.785460][ T1897]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   72.785653][ T1897]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   72.785833][ T1897]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   72.786013][ T1897]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   72.786195][ T1897]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   72.786398][ T1897]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   72.786582][ T1897]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   72.786796][ T1897]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.786975][ T1897]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.787155][ T1897]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.787355][ T1897]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   72.787537][ T1897]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.787733][ T1897]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.787912][ T1897]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.788092][ T1897]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.788277][ T1897]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.788471][ T1897]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.788662][ T1897]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   72.788843][ T1897]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.789022][ T1897]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.789202][ T1897]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.789403][ T1897]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.789581][ T1897]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.789770][ T1897]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   72.789950][ T1897]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.790129][ T1897]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   72.790335][ T1897]  ? 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))
[   72.790515][ T1897]  ? 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))
[   72.790708][ T1897]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   72.790890][ T1897]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   72.791070][ T1897]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.791251][ T1897]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   72.791451][ T1897]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   72.791641][ T1897]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   72.791822][ T1897]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   72.792002][ T1897]  ? copy_msghdr_from_user (net/socket.c:2635)
[   72.792184][ T1897]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   72.792417][ T1897]  ? move_addr_to_kernel (net/socket.c:258)
[   72.792607][ T1897]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   72.792787][ T1897]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.792969][ T1897]  ___sys_sendmsg (net/socket.c:2752)
[   72.793151][ T1897]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   72.793386][ T1897]  ? copy_msghdr_from_user (net/socket.c:2603)
[   72.793583][ T1897]  __sys_sendmsg (net/socket.c:2784)
[   72.793773][ T1897]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   72.793951][ T1897]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   72.794166][ T1897]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   72.794365][ T1897]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.794548][ T1897]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   72.794737][ T1897]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   72.794922][ T1897]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   72.795104][ T1897]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   72.795336][ T1897] RIP: 0033:0x7f7e9c9e208e
[   72.795524][ T1897] 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
[   72.796044][ T1897] RSP: 002b:00007ffc74567930 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   72.796291][ T1897] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f7e9c9e208e
[   72.796551][ T1897] RDX: 0000000000000000 RSI: 00007ffc745679e0 RDI: 0000000000000005
[   72.796805][ T1897] RBP: 00007ffc74567940 R08: 0000000000000000 R09: 0000000000000000
[   72.797049][ T1897] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c1
[   72.797298][ T1897] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc745680b0
| [   72.828302][ T1898] ------------[ cut here ]------------
| [   72.828893][ T1898] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1898
| [   72.829224][ T1898] Modules linked in: vxlan
| [   72.829779][ T1898] Tainted: [W]=WARN
[   72.829935][ T1898] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   72.830160][ T1898] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   72.830419][ T1898] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   72.830970][ T1898] RSP: 0018:ffa0000003666f70 EFLAGS: 00010286
[   72.831197][ T1898] RAX: 00000000ffffffa6 RBX: ff11000013d45c40 RCX: 1ff40000006ccdb4
[   72.831472][ T1898] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013d45cfc
[   72.831742][ T1898] RBP: ff1100001ae6c000 R08: 1fe22000027a8ba1 R09: ff11000011042e80
[   72.832000][ T1898] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   72.832259][ T1898] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   72.832541][ T1898] FS:  00007f984a2b2840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   72.832881][ T1898] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   72.833108][ T1898] CR2: 00007f984a5821a0 CR3: 0000000016b41006 CR4: 0000000000771ef0
[   72.833392][ T1898] PKRU: 55555554
[   72.833548][ T1898] Call Trace:
[   72.833715][ T1898]  <TASK>
[   72.833839][ T1898]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.834030][ T1898]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   72.834226][ T1898]  notifier_call_chain (kernel/notifier.c:85)
[   72.834456][ T1898]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   72.834655][ T1898]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   72.834851][ T1898]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   72.835043][ T1898]  netdev_upper_dev_link (net/core/dev.c:8972)
[   72.835235][ T1898]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   72.835446][ T1898] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   72.835652][ T1898]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   72.835851][ T1898] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   72.836046][ T1898]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   72.836242][ T1898]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   72.836451][ T1898]  ? nla_strscpy (lib/nlattr.c:795)
[   72.836654][ T1898]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   72.836855][ T1898]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   72.837049][ T1898]  ? __dev_get_by_name (net/core/dev.c:883)
[   72.837240][ T1898]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   72.837465][ T1898]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   72.837670][ T1898]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   72.837864][ T1898]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.838055][ T1898]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.838271][ T1898]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.838480][ T1898]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   72.838680][ T1898]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.838888][ T1898]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.839081][ T1898]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.839274][ T1898]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   72.839490][ T1898]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.839686][ T1898]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.839876][ T1898]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.840081][ T1898]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.840282][ T1898]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.840492][ T1898]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   72.840700][ T1898]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.840893][ T1898]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   72.841086][ T1898]  ? 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))
[   72.841279][ T1898]  ? 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))
[   72.841508][ T1898]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   72.841721][ T1898]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   72.841913][ T1898]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.842107][ T1898]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   72.842303][ T1898]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   72.842519][ T1898]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   72.842723][ T1898]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   72.842925][ T1898]  ? copy_msghdr_from_user (net/socket.c:2635)
[   72.843118][ T1898]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   72.843369][ T1898]  ? move_addr_to_kernel (net/socket.c:258)
[   72.843563][ T1898]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   72.843767][ T1898]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.843960][ T1898]  ___sys_sendmsg (net/socket.c:2752)
[   72.844150][ T1898]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   72.844397][ T1898]  ? copy_msghdr_from_user (net/socket.c:2603)
[   72.844615][ T1898]  __sys_sendmsg (net/socket.c:2784)
[   72.844832][ T1898]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   72.845022][ T1898]  ? vfs_write (./include/linux/fsnotify.h:96 ./include/linux/fsnotify.h:113 ./include/linux/fsnotify.h:127 ./include/linux/fsnotify.h:116 ./include/linux/fsnotify.h:433 fs/read_write.c:692)
[   72.845219][ T1898]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   72.845431][ T1898]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.845630][ T1898]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   72.845820][ T1898]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   72.846025][ T1898]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   72.846218][ T1898]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   72.846463][ T1898] RIP: 0033:0x7f984a4ec08e
[   72.846668][ T1898] 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
[   72.847228][ T1898] RSP: 002b:00007ffde9037d80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   72.847515][ T1898] RAX: ffffffffffffffda RBX: 00007ffde9038528 RCX: 00007f984a4ec08e
[   72.847792][ T1898] RDX: 0000000000000000 RSI: 00007ffde9037e30 RDI: 0000000000000005
[   72.848060][ T1898] RBP: 00007ffde9037d90 R08: 0000000000000000 R09: 0000000000000000
[   72.848353][ T1898] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c2
[   72.848623][ T1898] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffde9038500
| [   72.850756][ T1898] ------------[ cut here ]------------
| [   72.850941][ T1898] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1898
| [   72.851261][ T1898] Modules linked in: vxlan
| [   72.851814][ T1898] Tainted: [W]=WARN
[   72.851989][ T1898] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   72.852218][ T1898] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   72.852473][ T1898] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   72.853044][ T1898] RSP: 0018:ffa0000003666fd0 EFLAGS: 00010286
[   72.853274][ T1898] RAX: 00000000ffffffa6 RBX: ff11000013d458c0 RCX: 1ff40000006ccdc0
[   72.853550][ T1898] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013d4597c
[   72.853815][ T1898] RBP: ff1100001b0f2000 R08: 1fe22000027a8b31 R09: ff11000011042e80
[   72.854074][ T1898] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   72.854355][ T1898] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001b0f2e44
[   72.854627][ T1898] FS:  00007f984a2b2840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   72.854923][ T1898] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   72.855159][ T1898] CR2: 00007f984a5821a0 CR3: 0000000016b41006 CR4: 0000000000771ef0
[   72.855448][ T1898] PKRU: 55555554
[   72.855616][ T1898] Call Trace:
[   72.855776][ T1898]  <TASK>
[   72.855899][ T1898]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   72.856092][ T1898]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   72.856251][ T1898]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   72.856463][ T1898]  __dev_notify_flags (net/core/dev.c:9787)
[   72.856678][ T1898]  ? netif_change_name (net/core/dev.c:1495)
[   72.856871][ T1898]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   72.857076][ T1898]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   72.857273][ T1898]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   72.857489][ T1898] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   72.857704][ T1898]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   72.857902][ T1898] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   72.858097][ T1898]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   72.858295][ T1898]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   72.858527][ T1898]  ? nla_strscpy (lib/nlattr.c:795)
[   72.858737][ T1898]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   72.858933][ T1898]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   72.859124][ T1898]  ? __dev_get_by_name (net/core/dev.c:883)
[   72.859336][ T1898]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   72.859535][ T1898]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   72.859740][ T1898]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   72.859960][ T1898]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.860153][ T1898]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.860368][ T1898]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.860560][ T1898]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   72.860759][ T1898]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.860956][ T1898]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.861150][ T1898]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.861363][ T1898]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   72.861558][ T1898]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.861756][ T1898]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.861946][ T1898]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.862151][ T1898]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.862364][ T1898]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.862556][ T1898]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   72.862758][ T1898]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.862949][ T1898]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   72.863158][ T1898]  ? 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))
[   72.863370][ T1898]  ? 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))
[   72.863565][ T1898]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   72.863778][ T1898]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   72.863970][ T1898]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.864174][ T1898]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   72.864390][ T1898]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   72.864595][ T1898]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   72.864802][ T1898]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   72.864994][ T1898]  ? copy_msghdr_from_user (net/socket.c:2635)
[   72.865294][ T1898]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   72.865542][ T1898]  ? move_addr_to_kernel (net/socket.c:258)
[   72.865743][ T1898]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   72.865934][ T1898]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.866249][ T1898]  ___sys_sendmsg (net/socket.c:2752)
[   72.866463][ T1898]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   72.866695][ T1898]  ? copy_msghdr_from_user (net/socket.c:2603)
[   72.866899][ T1898]  __sys_sendmsg (net/socket.c:2784)
[   72.867195][ T1898]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   72.867414][ T1898]  ? vfs_write (./include/linux/fsnotify.h:96 ./include/linux/fsnotify.h:113 ./include/linux/fsnotify.h:127 ./include/linux/fsnotify.h:116 ./include/linux/fsnotify.h:433 fs/read_write.c:692)
[   72.867616][ T1898]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   72.867807][ T1898]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.868096][ T1898]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   72.868288][ T1898]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   72.868491][ T1898]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   72.868686][ T1898]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   72.869002][ T1898] RIP: 0033:0x7f984a4ec08e
[   72.869197][ T1898] 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
[   72.869895][ T1898] RSP: 002b:00007ffde9037d80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   72.870155][ T1898] RAX: ffffffffffffffda RBX: 00007ffde9038528 RCX: 00007f984a4ec08e
[   72.870434][ T1898] RDX: 0000000000000000 RSI: 00007ffde9037e30 RDI: 0000000000000005
[   72.870700][ T1898] RBP: 00007ffde9037d90 R08: 0000000000000000 R09: 0000000000000000
[   72.870977][ T1898] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c2
[   72.871354][ T1898] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffde9038500
| [   72.910578][ T1899] ------------[ cut here ]------------
| [   72.910715][ T1899] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1899
| [   72.910985][ T1899] Modules linked in: vxlan
| [   72.911401][ T1899] Tainted: [W]=WARN
[   72.911528][ T1899] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   72.911703][ T1899] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   72.911877][ T1899] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   72.912359][ T1899] RSP: 0018:ffa00000037a6ee0 EFLAGS: 00010286
[   72.912528][ T1899] RAX: 00000000ffffffa6 RBX: ff110000141aae40 RCX: 1ff40000006f4da2
[   72.912733][ T1899] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000141aaefc
[   72.912933][ T1899] RBP: ff1100001b0f2000 R08: 1fe22000028355e1 R09: ff1100001ab42e58
[   72.913131][ T1899] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   72.913337][ T1899] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   72.913539][ T1899] FS:  00007fd43e796840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   72.913778][ T1899] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   72.913945][ T1899] CR2: 000000001fe7d988 CR3: 00000000169d3006 CR4: 0000000000771ef0
[   72.914144][ T1899] PKRU: 55555554
[   72.914244][ T1899] Call Trace:
[   72.914350][ T1899]  <TASK>
[   72.914419][ T1899]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.914553][ T1899]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   72.914694][ T1899]  notifier_call_chain (kernel/notifier.c:85)
[   72.914832][ T1899]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   72.914965][ T1899]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.915124][ T1899]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   72.915258][ T1899]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.915402][ T1899]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[   72.915536][ T1899]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[   72.915676][ T1899]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   72.915809][ T1899]  ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:45)
[   72.915944][ T1899]  ? netdev_rx_handler_register (net/core/dev.c:5900)
[   72.916077][ T1899]  br_add_if (net/bridge/br_if.c:619)
[   72.916185][ T1899]  do_set_master (net/core/rtnetlink.c:3011)
[   72.916413][ T1899]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   72.916549][ T1899]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   72.916693][ T1899]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   72.916827][ T1899]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   72.916995][ T1899]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   72.917130][ T1899]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.917279][ T1899]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   72.917494][ T1899]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   72.917635][ T1899]  ? __kernel_text_address (kernel/extable.c:79)
[   72.917769][ T1899]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.917906][ T1899]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.918039][ T1899]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   72.918176][ T1899]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.918313][ T1899]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   72.918608][ T1899]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.918743][ T1899]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.918890][ T1899]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   72.919025][ T1899]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   72.919159][ T1899]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   72.919298][ T1899]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   72.919451][ T1899]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   72.919836][ T1899]  ? nla_get_range_signed (lib/nlattr.c:270)
[   72.919973][ T1899]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   72.920110][ T1899]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   72.920249][ T1899]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.920391][ T1899]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.920536][ T1899]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.920676][ T1899]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   72.920809][ T1899]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.920946][ T1899]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.921088][ T1899]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.921224][ T1899]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.921366][ T1899]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.921501][ T1899]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.921645][ T1899]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   72.921779][ T1899]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.921914][ T1899]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.922065][ T1899]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.922208][ T1899]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.922350][ T1899]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.922486][ T1899]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   72.922639][ T1899]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.922774][ T1899]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   72.922913][ T1899]  ? 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))
[   72.923045][ T1899]  ? 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))
[   72.923182][ T1899]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   72.923326][ T1899]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   72.923482][ T1899]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.923625][ T1899]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   72.923770][ T1899]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   72.923905][ T1899]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   72.924041][ T1899]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   72.924176][ T1899]  ? copy_msghdr_from_user (net/socket.c:2635)
[   72.924320][ T1899]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   72.924488][ T1899]  ? move_addr_to_kernel (net/socket.c:258)
[   72.924630][ T1899]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   72.924782][ T1899]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.924920][ T1899]  ___sys_sendmsg (net/socket.c:2752)
[   72.925055][ T1899]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   72.925220][ T1899]  ? copy_msghdr_from_user (net/socket.c:2603)
[   72.925376][ T1899]  __sys_sendmsg (net/socket.c:2784)
[   72.925512][ T1899]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   72.925661][ T1899]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   72.925830][ T1899]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   72.925977][ T1899]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.926111][ T1899]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   72.926254][ T1899]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   72.926401][ T1899]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   72.926538][ T1899]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   72.926714][ T1899] RIP: 0033:0x7fd43e9d008e
[   72.926854][ T1899] 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
[   72.927352][ T1899] RSP: 002b:00007ffeaa2f46c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   72.927557][ T1899] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd43e9d008e
[   72.927763][ T1899] RDX: 0000000000000000 RSI: 00007ffeaa2f4770 RDI: 0000000000000005
[   72.927964][ T1899] RBP: 00007ffeaa2f46d0 R08: 0000000000000000 R09: 0000000000000000
[   72.928166][ T1899] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c2
[   72.928379][ T1899] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeaa2f4e40
| [   72.930231][ T1899] ------------[ cut here ]------------
| [   72.930442][ T1899] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1899
| [   72.930775][ T1899] Modules linked in: vxlan
| [   72.931301][ T1899] Tainted: [W]=WARN
[   72.931475][ T1899] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   72.931712][ T1899] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   72.931946][ T1899] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   72.932513][ T1899] RSP: 0018:ffa00000037a6ea0 EFLAGS: 00010286
[   72.932752][ T1899] RAX: 00000000ffffffa6 RBX: ff11000013d44200 RCX: 1ff40000006f4d9a
[   72.933010][ T1899] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013d442bc
[   72.933268][ T1899] RBP: ff1100001b0f2000 R08: 1fe22000027a8859 R09: ff1100001ab42e58
[   72.933545][ T1899] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   72.933814][ T1899] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000051d8408
[   72.934078][ T1899] FS:  00007fd43e796840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   72.934398][ T1899] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   72.934634][ T1899] CR2: 00007f984a37f574 CR3: 00000000169d3001 CR4: 0000000000771ef0
[   72.934896][ T1899] PKRU: 55555554
[   72.935054][ T1899] Call Trace:
[   72.935214][ T1899]  <TASK>
[   72.935359][ T1899]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   72.935553][ T1899]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   72.935721][ T1899]  __dev_notify_flags (net/core/dev.c:9787)
[   72.935915][ T1899]  ? netdev_notice (net/core/dev.c:13008)
[   72.936109][ T1899]  ? netif_change_name (net/core/dev.c:1495)
[   72.936305][ T1899]  ? dev_get_min_mp_channel_count (./include/net/netdev_lock.h:30 (discriminator 1))
[   72.936550][ T1899]  ? netif_disable_lro (net/core/dev.c:11098 net/core/dev.c:1830)
[   72.936752][ T1899]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   72.936968][ T1899]  __dev_set_promiscuity (net/core/dev.c:9630)
[   72.937164][ T1899]  netif_set_promiscuity (net/core/dev.c:9639)
[   72.937373][ T1899]  dev_set_promiscuity (net/core/dev_api.c:288)
[   72.937568][ T1899]  br_port_set_promisc (net/bridge/br_if.c:108)
[   72.937767][ T1899]  br_manage_promisc (net/bridge/br_if.c:174)
[   72.937961][ T1899]  br_add_if (net/bridge/br_if.c:242 net/bridge/br_if.c:627)
[   72.938124][ T1899]  do_set_master (net/core/rtnetlink.c:3011)
[   72.938339][ T1899]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   72.938531][ T1899]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   72.938734][ T1899]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   72.938928][ T1899]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   72.939154][ T1899]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   72.939376][ T1899]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.939573][ T1899]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   72.939781][ T1899]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   72.939973][ T1899]  ? __kernel_text_address (kernel/extable.c:79)
[   72.940163][ T1899]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.940374][ T1899]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.940566][ T1899]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   72.940767][ T1899]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.940962][ T1899]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   72.941163][ T1899]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.941374][ T1899]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.941567][ T1899]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   72.941767][ T1899]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   72.941971][ T1899]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   72.942166][ T1899]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   72.942378][ T1899]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   72.942574][ T1899]  ? nla_get_range_signed (lib/nlattr.c:270)
[   72.942778][ T1899]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   72.942974][ T1899]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   72.943169][ T1899]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.943392][ T1899]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.943586][ T1899]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.943787][ T1899]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   72.943978][ T1899]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.944198][ T1899]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.944406][ T1899]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.944607][ T1899]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.944800][ T1899]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.944994][ T1899]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.945198][ T1899]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   72.945406][ T1899]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.945608][ T1899]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.945799][ T1899]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.945991][ T1899]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.946207][ T1899]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.946420][ T1899]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   72.946616][ T1899]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.946821][ T1899]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   72.947031][ T1899]  ? 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))
[   72.947230][ T1899]  ? 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))
[   72.947457][ T1899]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   72.947660][ T1899]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   72.947851][ T1899]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.948048][ T1899]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   72.948241][ T1899]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   72.948450][ T1899]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   72.948665][ T1899]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   72.948859][ T1899]  ? copy_msghdr_from_user (net/socket.c:2635)
[   72.949048][ T1899]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   72.949274][ T1899]  ? move_addr_to_kernel (net/socket.c:258)
[   72.949480][ T1899]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   72.949697][ T1899]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.949889][ T1899]  ___sys_sendmsg (net/socket.c:2752)
[   72.950082][ T1899]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   72.950310][ T1899]  ? copy_msghdr_from_user (net/socket.c:2603)
[   72.950541][ T1899]  __sys_sendmsg (net/socket.c:2784)
[   72.950741][ T1899]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   72.950932][ T1899]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   72.951159][ T1899]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   72.951387][ T1899]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.951588][ T1899]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   72.951789][ T1899]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   72.951979][ T1899]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   72.952169][ T1899]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   72.952508][ T1899] RIP: 0033:0x7fd43e9d008e
[   72.952729][ T1899] 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
[   72.953407][ T1899] RSP: 002b:00007ffeaa2f46c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   72.953685][ T1899] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd43e9d008e
[   72.953941][ T1899] RDX: 0000000000000000 RSI: 00007ffeaa2f4770 RDI: 0000000000000005
[   72.954293][ T1899] RBP: 00007ffeaa2f46d0 R08: 0000000000000000 R09: 0000000000000000
[   72.954590][ T1899] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c2
[   72.954955][ T1899] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeaa2f4e40
| [   72.957480][ T1899] ------------[ cut here ]------------
| [   72.957671][ T1899] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1899
| [   72.958075][ T1899] Modules linked in: vxlan
| [   72.958629][ T1899] Tainted: [W]=WARN
[   72.958783][ T1899] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   72.959120][ T1899] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   72.959368][ T1899] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   72.960005][ T1899] RSP: 0018:ffa00000037a6e20 EFLAGS: 00010286
[   72.960251][ T1899] RAX: 00000000ffffffa6 RBX: ff11000014e2bc40 RCX: 1ff40000006f4d8a
[   72.960622][ T1899] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014e2bcfc
[   72.960875][ T1899] RBP: ff11000019c8a000 R08: 1fe22000029c57a1 R09: ff1100001ab42e58
[   72.961148][ T1899] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   72.961520][ T1899] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   72.961784][ T1899] FS:  00007fd43e796840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   72.962162][ T1899] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   72.962402][ T1899] CR2: 00007f984a37f574 CR3: 00000000169d3001 CR4: 0000000000771ef0
[   72.962683][ T1899] PKRU: 55555554
[   72.962837][ T1899] Call Trace:
[   72.963081][ T1899]  <TASK>
[   72.963201][ T1899]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.963404][ T1899]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   72.963614][ T1899]  notifier_call_chain (kernel/notifier.c:85)
[   72.963894][ T1899]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[   72.964082][ T1899]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[   72.964270][ T1899]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.964497][ T1899]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   72.964793][ T1899]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   72.965012][ T1899]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   72.965198][ T1899]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6))
[   72.965446][ T1899]  netif_set_mtu (net/core/dev.c:9910)
[   72.965732][ T1899]  ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2))
[   72.965927][ T1899]  ? br_get_link_af_size_filtered (./include/linux/rcupdate.h:871 net/bridge/br_netlink.c:114)
[   72.966149][ T1899]  dev_set_mtu (net/core/dev_api.c:249)
[   72.966309][ T1899]  br_mtu_auto_adjust (net/bridge/br_if.c:525 (discriminator 1) net/bridge/br_if.c:514 (discriminator 1))
[   72.966611][ T1899]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[   72.966809][ T1899]  br_add_if (net/bridge/br_if.c:681)
[   72.966971][ T1899]  do_set_master (net/core/rtnetlink.c:3011)
[   72.967170][ T1899]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   72.967470][ T1899]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   72.967675][ T1899]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   72.967863][ T1899]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   72.968097][ T1899]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   72.968398][ T1899]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.968586][ T1899]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   72.968792][ T1899]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   72.968981][ T1899]  ? __kernel_text_address (kernel/extable.c:79)
[   72.969277][ T1899]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.969479][ T1899]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.969675][ T1899]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   72.969863][ T1899]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.970159][ T1899]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   72.970367][ T1899]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.970555][ T1899]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.970755][ T1899]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   72.971034][ T1899]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   72.971221][ T1899]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   72.971431][ T1899]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   72.971630][ T1899]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   72.971908][ T1899]  ? nla_get_range_signed (lib/nlattr.c:270)
[   72.972098][ T1899]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   72.972291][ T1899]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   72.972497][ T1899]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.972782][ T1899]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.972971][ T1899]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.973158][ T1899]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   72.973365][ T1899]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.973654][ T1899]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.973840][ T1899]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.974030][ T1899]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.974218][ T1899]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   72.974520][ T1899]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   72.974720][ T1899]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   72.974924][ T1899]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.975113][ T1899]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.975414][ T1899]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.975613][ T1899]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.975805][ T1899]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   72.975995][ T1899]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   72.976303][ T1899]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.976506][ T1899]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   72.976735][ T1899]  ? 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))
[   72.976923][ T1899]  ? 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))
[   72.977205][ T1899]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   72.977415][ T1899]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   72.977635][ T1899]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.977829][ T1899]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   72.978110][ T1899]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   72.978308][ T1899]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   72.978513][ T1899]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   72.978709][ T1899]  ? copy_msghdr_from_user (net/socket.c:2635)
[   72.978989][ T1899]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   72.979507][ T1899]  ? move_addr_to_kernel (net/socket.c:258)
[   72.979706][ T1899]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   72.979896][ T1899]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.980196][ T1899]  ___sys_sendmsg (net/socket.c:2752)
[   72.980404][ T1899]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   72.980636][ T1899]  ? copy_msghdr_from_user (net/socket.c:2603)
[   72.980938][ T1899]  __sys_sendmsg (net/socket.c:2784)
[   72.981130][ T1899]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   72.981338][ T1899]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   72.981564][ T1899]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   72.981850][ T1899]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.982053][ T1899]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   72.982243][ T1899]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   72.982451][ T1899]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   72.982741][ T1899]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   72.982988][ T1899] RIP: 0033:0x7fd43e9d008e
[   72.983182][ T1899] 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
[   72.983852][ T1899] RSP: 002b:00007ffeaa2f46c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   72.984244][ T1899] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd43e9d008e
[   72.984515][ T1899] RDX: 0000000000000000 RSI: 00007ffeaa2f4770 RDI: 0000000000000005
[   72.984785][ T1899] RBP: 00007ffeaa2f46d0 R08: 0000000000000000 R09: 0000000000000000
[   72.985148][ T1899] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c2
[   72.985428][ T1899] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeaa2f4e40
| [   72.988015][ T1899] ------------[ cut here ]------------
| [   72.988190][ T1899] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1899
| [   72.988635][ T1899] Modules linked in: vxlan
| [   72.989136][ T1899] Tainted: [W]=WARN
[   72.989288][ T1899] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   72.989529][ T1899] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   72.989767][ T1899] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   72.990436][ T1899] RSP: 0018:ffa00000037a6f78 EFLAGS: 00010286
[   72.990661][ T1899] RAX: 00000000ffffffa6 RBX: ff11000014e2b1c0 RCX: 1ff40000006f4db5
[   72.991007][ T1899] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014e2b27c
[   72.991281][ T1899] RBP: ff11000019c8a000 R08: 1fe22000029c5651 R09: ff1100001ab42e58
[   72.991547][ T1899] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   72.991889][ T1899] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000002
[   72.992137][ T1899] FS:  00007fd43e796840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   72.992556][ T1899] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   72.992789][ T1899] CR2: 00007f984a37f574 CR3: 00000000169d3001 CR4: 0000000000771ef0
[   72.993038][ T1899] PKRU: 55555554
[   72.993187][ T1899] Call Trace:
[   72.993465][ T1899]  <TASK>
[   72.993585][ T1899]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.993780][ T1899]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   72.993968][ T1899]  notifier_call_chain (kernel/notifier.c:85)
[   72.994241][ T1899]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[   72.994489][ T1899]  ? br_get_link_af_size_filtered (./include/linux/rcupdate.h:871 net/bridge/br_netlink.c:114)
[   72.994732][ T1899]  ? netdev_change_features (net/core/dev.c:11117)
[   72.994923][ T1899]  ? br_opt_toggle (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 net/bridge/br.c:402)
[   72.995197][ T1899]  br_add_if (net/bridge/br_if.c:683)
[   72.995374][ T1899]  do_set_master (net/core/rtnetlink.c:3011)
[   72.995562][ T1899]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   72.995752][ T1899]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   72.996025][ T1899]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   72.996211][ T1899]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   72.996448][ T1899]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   72.996652][ T1899]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   72.996927][ T1899]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   72.997125][ T1899]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   72.997332][ T1899]  ? __kernel_text_address (kernel/extable.c:79)
[   72.997517][ T1899]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   72.997799][ T1899]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   72.997983][ T1899]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   72.998168][ T1899]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.998397][ T1899]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   72.998683][ T1899]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.998878][ T1899]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   72.999063][ T1899]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   72.999262][ T1899]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   72.999465][ T1899]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   72.999660][ T1899]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   72.999849][ T1899]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   73.000033][ T1899]  ? nla_get_range_signed (lib/nlattr.c:270)
[   73.000350][ T1899]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   73.000539][ T1899]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   73.000735][ T1899]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.000917][ T1899]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.001190][ T1899]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.001395][ T1899]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   73.001589][ T1899]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.001789][ T1899]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.002057][ T1899]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.002242][ T1899]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.002443][ T1899]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.002636][ T1899]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.002927][ T1899]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   73.003116][ T1899]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   73.003300][ T1899]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   73.003500][ T1899]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.003785][ T1899]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.003966][ T1899]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.004164][ T1899]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   73.004366][ T1899]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   73.004647][ T1899]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   73.004837][ T1899]  ? 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))
[   73.005034][ T1899]  ? 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))
[   73.005222][ T1899]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   73.005516][ T1899]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   73.005709][ T1899]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.005893][ T1899]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   73.006079][ T1899]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   73.006371][ T1899]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   73.006558][ T1899]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   73.006754][ T1899]  ? copy_msghdr_from_user (net/socket.c:2635)
[   73.006939][ T1899]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   73.007242][ T1899]  ? move_addr_to_kernel (net/socket.c:258)
[   73.007443][ T1899]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   73.007634][ T1899]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   73.007820][ T1899]  ___sys_sendmsg (net/socket.c:2752)
[   73.008089][ T1899]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   73.008331][ T1899]  ? copy_msghdr_from_user (net/socket.c:2603)
[   73.008528][ T1899]  __sys_sendmsg (net/socket.c:2784)
[   73.008803][ T1899]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   73.008987][ T1899]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   73.009208][ T1899]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   73.009412][ T1899]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.009694][ T1899]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   73.009882][ T1899]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   73.010089][ T1899]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   73.010278][ T1899]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   73.010594][ T1899] RIP: 0033:0x7fd43e9d008e
[   73.010795][ T1899] 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
[   73.011436][ T1899] RSP: 002b:00007ffeaa2f46c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   73.011711][ T1899] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd43e9d008e
[   73.012053][ T1899] RDX: 0000000000000000 RSI: 00007ffeaa2f4770 RDI: 0000000000000005
[   73.012304][ T1899] RBP: 00007ffeaa2f46d0 R08: 0000000000000000 R09: 0000000000000000
[   73.012569][ T1899] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c2
[   73.012912][ T1899] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeaa2f4e40
| [   73.044290][ T1900] ------------[ cut here ]------------
| [   73.045086][ T1900] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1900
| [   73.045423][ T1900] Modules linked in: vxlan
| [   73.045909][ T1900] Tainted: [W]=WARN
[   73.046016][ T1900] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   73.046181][ T1900] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   73.046554][ T1900] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   73.047037][ T1900] RSP: 0018:ffa0000003827020 EFLAGS: 00010286
[   73.047203][ T1900] RAX: 00000000ffffffa6 RBX: ff11000011e3c200 RCX: 1ff4000000704dca
[   73.047451][ T1900] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e3c2bc
[   73.047656][ T1900] RBP: ff1100001b0f2000 R08: 1fe22000023c7859 R09: ff11000013090b58
[   73.047851][ T1900] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   73.048044][ T1900] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   73.048242][ T1900] FS:  00007f3cc25b8840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   73.048488][ T1900] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   73.048661][ T1900] CR2: 00000000057d5988 CR3: 0000000011ed2003 CR4: 0000000000771ef0
[   73.048859][ T1900] PKRU: 55555554
[   73.048957][ T1900] Call Trace:
[   73.049055][ T1900]  <TASK>
[   73.049123][ T1900]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   73.049256][ T1900]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   73.049375][ T1900]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   73.049506][ T1900]  __dev_notify_flags (net/core/dev.c:9787)
[   73.049643][ T1900]  ? netif_change_name (net/core/dev.c:1495)
[   73.049777][ T1900]  ? __dev_change_flags (net/core/dev.c:9752)
[   73.049909][ T1900]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   73.050049][ T1900]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.050181][ T1900]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   73.050321][ T1900]  netif_change_flags (net/core/dev.c:9820)
[   73.050469][ T1900]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   73.050609][ T1900]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   73.050744][ T1900]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   73.050876][ T1900]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   73.051040][ T1900]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   73.051173][ T1900]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   73.051308][ T1900]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   73.051445][ T1900]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   73.051586][ T1900]  ? __kernel_text_address (kernel/extable.c:79)
[   73.051724][ T1900]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.051857][ T1900]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.051989][ T1900]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   73.052133][ T1900]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.052264][ T1900]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   73.052402][ T1900]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.052535][ T1900]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.052680][ T1900]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   73.052811][ T1900]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   73.052949][ T1900]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   73.053081][ T1900]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   73.053216][ T1900]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   73.053373][ T1900]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   73.053507][ T1900]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   73.053652][ T1900]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.053782][ T1900]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.053913][ T1900]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.054047][ T1900]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   73.054179][ T1900]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.054320][ T1900]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.054451][ T1900]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.054581][ T1900]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.054722][ T1900]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.054854][ T1900]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.054985][ T1900]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   73.055116][ T1900]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   73.055247][ T1900]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   73.055386][ T1900]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.055518][ T1900]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.055655][ T1900]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.055786][ T1900]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   73.055918][ T1900]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   73.056051][ T1900]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   73.056186][ T1900]  ? 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))
[   73.056325][ T1900]  ? 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))
[   73.056458][ T1900]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   73.056591][ T1900]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   73.056731][ T1900]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.056863][ T1900]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   73.056995][ T1900]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   73.057126][ T1900]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   73.057260][ T1900]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   73.057401][ T1900]  ? copy_msghdr_from_user (net/socket.c:2635)
[   73.057532][ T1900]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   73.057700][ T1900]  ? move_addr_to_kernel (net/socket.c:258)
[   73.057831][ T1900]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   73.057962][ T1900]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   73.058097][ T1900]  ___sys_sendmsg (net/socket.c:2752)
[   73.058227][ T1900]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   73.058401][ T1900]  ? copy_msghdr_from_user (net/socket.c:2603)
[   73.058545][ T1900]  __sys_sendmsg (net/socket.c:2784)
[   73.058681][ T1900]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   73.058812][ T1900]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   73.058977][ T1900]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   73.059107][ T1900]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.059240][ T1900]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   73.059379][ T1900]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   73.059511][ T1900]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   73.059647][ T1900]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   73.059809][ T1900] RIP: 0033:0x7f3cc27f208e
[   73.059946][ T1900] 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
[   73.060422][ T1900] RSP: 002b:00007fffd99f5e60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   73.060628][ T1900] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f3cc27f208e
[   73.060825][ T1900] RDX: 0000000000000000 RSI: 00007fffd99f5f10 RDI: 0000000000000005
[   73.061019][ T1900] RBP: 00007fffd99f5e70 R08: 0000000000000000 R09: 0000000000000000
[   73.061214][ T1900] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c2
[   73.061426][ T1900] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffd99f65e0
| [   73.407568][ T1924] ------------[ cut here ]------------
| [   73.407766][ T1924] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1924
| [   73.408039][ T1924] Modules linked in: vxlan
| [   73.408471][ T1924] Tainted: [W]=WARN
[   73.408577][ T1924] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   73.408752][ T1924] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   73.408930][ T1924] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   73.409426][ T1924] RSP: 0018:ffa0000003897090 EFLAGS: 00010286
[   73.409605][ T1924] RAX: 00000000ffffffa6 RBX: ff11000019eb9e00 RCX: 1ff4000000712dd8
[   73.409808][ T1924] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000019eb9ebc
[   73.410012][ T1924] RBP: ff1100001afd4000 R08: 1fe22000033d73d9 R09: ff1100001b132e80
[   73.410217][ T1924] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   73.410430][ T1924] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   73.410642][ T1924] FS:  00007efcaafa9840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   73.410880][ T1924] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   73.411051][ T1924] CR2: 000000000042e5e0 CR3: 000000001a5a1005 CR4: 0000000000771ef0
[   73.411257][ T1924] PKRU: 55555554
[   73.411367][ T1924] Call Trace:
[   73.411470][ T1924]  <TASK>
[   73.411542][ T1924]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.411687][ T1924]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   73.411824][ T1924]  notifier_call_chain (kernel/notifier.c:85)
[   73.411964][ T1924]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   73.412103][ T1924]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   73.412250][ T1924]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   73.412398][ T1924]  netdev_upper_dev_link (net/core/dev.c:8972)
[   73.412535][ T1924]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   73.412680][ T1924]  register_vlan_dev (net/8021q/vlan.c:183)
[   73.412818][ T1924]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   73.412956][ T1924]  vlan_newlink (net/8021q/vlan_netlink.c:194)
[   73.413091][ T1924]  ? nla_strscpy (lib/nlattr.c:795)
[   73.413229][ T1924]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   73.413376][ T1924]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   73.413513][ T1924]  ? __dev_get_by_name (net/core/dev.c:883)
[   73.413658][ T1924]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   73.413800][ T1924]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   73.413941][ T1924]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   73.414077][ T1924]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.414215][ T1924]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.414362][ T1924]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.414498][ T1924]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   73.414642][ T1924]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.414804][ T1924]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.414943][ T1924]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.415079][ T1924]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   73.415216][ T1924]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   73.415364][ T1924]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   73.415502][ T1924]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.415648][ T1924]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.415783][ T1924]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.415920][ T1924]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   73.416056][ T1924]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   73.416191][ T1924]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   73.416341][ T1924]  ? 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))
[   73.416476][ T1924]  ? 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))
[   73.416618][ T1924]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   73.416755][ T1924]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   73.416892][ T1924]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.417030][ T1924]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   73.417168][ T1924]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   73.417309][ T1924]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   73.417452][ T1924]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   73.417612][ T1924]  ? copy_msghdr_from_user (net/socket.c:2635)
[   73.417779][ T1924]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   73.417955][ T1924]  ? move_addr_to_kernel (net/socket.c:258)
[   73.418094][ T1924]  ___sys_sendmsg (net/socket.c:2752)
[   73.418229][ T1924]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.418373][ T1924]  ? copy_msghdr_from_user (net/socket.c:2603)
[   73.418518][ T1924]  ? 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))
[   73.418663][ T1924]  __sys_sendmsg (net/socket.c:2784)
[   73.418800][ T1924]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   73.418941][ T1924]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.419077][ T1924]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.419219][ T1924]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   73.419364][ T1924]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   73.419502][ T1924]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   73.419660][ T1924]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   73.419831][ T1924] RIP: 0033:0x7efcab1e308e
[   73.419974][ T1924] 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
[   73.420468][ T1924] RSP: 002b:00007ffc029b1850 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   73.420680][ T1924] RAX: ffffffffffffffda RBX: 00007ffc029b2010 RCX: 00007efcab1e308e
[   73.420885][ T1924] RDX: 0000000000000000 RSI: 00007ffc029b1900 RDI: 0000000000000005
[   73.421088][ T1924] RBP: 00007ffc029b1860 R08: 0000000000000000 R09: 0000000000000000
[   73.421296][ T1924] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c2
[   73.421508][ T1924] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc029b1fd0
| [   73.423126][ T1924] ------------[ cut here ]------------
| [   73.423256][ T1924] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1924
| [   73.423522][ T1924] Modules linked in: vxlan
| [   73.423931][ T1924] Tainted: [W]=WARN
[   73.424032][ T1924] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   73.424198][ T1924] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   73.424379][ T1924] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   73.424857][ T1924] RSP: 0018:ffa00000038971b0 EFLAGS: 00010286
[   73.425024][ T1924] RAX: 00000000ffffffa6 RBX: ff11000019eb8e40 RCX: 1ff4000000712dfc
[   73.425222][ T1924] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000019eb8efc
[   73.425432][ T1924] RBP: ff1100001aa24000 R08: 1fe22000033d71e1 R09: ff1100001b132e80
[   73.425635][ T1924] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   73.425834][ T1924] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab76b3a0
[   73.426032][ T1924] FS:  00007efcaafa9840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   73.426263][ T1924] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   73.426437][ T1924] CR2: 000000000042e5e0 CR3: 000000001a5a1005 CR4: 0000000000771ef0
[   73.426641][ T1924] PKRU: 55555554
[   73.426740][ T1924] Call Trace:
[   73.426838][ T1924]  <TASK>
[   73.426907][ T1924]  ? register_vlan_dev (net/8021q/vlan.c:188)
[   73.427041][ T1924]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   73.427175][ T1924]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   73.427311][ T1924]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   73.427418][ T1924]  __dev_notify_flags (net/core/dev.c:9787)
[   73.427552][ T1924]  ? netdev_update_features (net/core/dev.c:11098)
[   73.427691][ T1924]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[   73.427857][ T1924]  ? netif_change_name (net/core/dev.c:1495)
[   73.427988][ T1924]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   73.428121][ T1924]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   73.428255][ T1924]  ? register_vlan_dev (net/8021q/vlan.c:196)
[   73.428396][ T1924]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   73.428531][ T1924]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   73.428671][ T1924]  ? nla_strscpy (lib/nlattr.c:795)
[   73.428810][ T1924]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   73.428949][ T1924]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   73.429081][ T1924]  ? __dev_get_by_name (net/core/dev.c:883)
[   73.429213][ T1924]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   73.429357][ T1924]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   73.429496][ T1924]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   73.429637][ T1924]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.429769][ T1924]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.429902][ T1924]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.430036][ T1924]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   73.430169][ T1924]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.430311][ T1924]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.430451][ T1924]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.430584][ T1924]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   73.430727][ T1924]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   73.430859][ T1924]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   73.430991][ T1924]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.431125][ T1924]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.431257][ T1924]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.431400][ T1924]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   73.431533][ T1924]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   73.431687][ T1924]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   73.431825][ T1924]  ? 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))
[   73.431958][ T1924]  ? 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))
[   73.432091][ T1924]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   73.432226][ T1924]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   73.432368][ T1924]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.432503][ T1924]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   73.432643][ T1924]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   73.432777][ T1924]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   73.432911][ T1924]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   73.433044][ T1924]  ? copy_msghdr_from_user (net/socket.c:2635)
[   73.433177][ T1924]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   73.433350][ T1924]  ? move_addr_to_kernel (net/socket.c:258)
[   73.433488][ T1924]  ___sys_sendmsg (net/socket.c:2752)
[   73.433628][ T1924]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.433761][ T1924]  ? copy_msghdr_from_user (net/socket.c:2603)
[   73.433903][ T1924]  ? 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))
[   73.434038][ T1924]  __sys_sendmsg (net/socket.c:2784)
[   73.434171][ T1924]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   73.434311][ T1924]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.434448][ T1924]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.434583][ T1924]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   73.434722][ T1924]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   73.434854][ T1924]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   73.434987][ T1924]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   73.435151][ T1924] RIP: 0033:0x7efcab1e308e
[   73.435293][ T1924] 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
[   73.435779][ T1924] RSP: 002b:00007ffc029b1850 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   73.435980][ T1924] RAX: ffffffffffffffda RBX: 00007ffc029b2010 RCX: 00007efcab1e308e
[   73.436179][ T1924] RDX: 0000000000000000 RSI: 00007ffc029b1900 RDI: 0000000000000005
[   73.436385][ T1924] RBP: 00007ffc029b1860 R08: 0000000000000000 R09: 0000000000000000
[   73.436586][ T1924] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c2
[   73.436791][ T1924] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc029b1fd0
| [   73.498465][ T1926] ------------[ cut here ]------------
| [   73.498666][ T1926] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1926
| [   73.498995][ T1926] Modules linked in: vxlan
| [   73.500051][ T1926] Tainted: [W]=WARN
[   73.500206][ T1926] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   73.500435][ T1926] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   73.500674][ T1926] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   73.501185][ T1926] RSP: 0018:ffa0000003897020 EFLAGS: 00010286
[   73.501424][ T1926] RAX: 00000000ffffffa6 RBX: ff11000013704580 RCX: 1ff4000000712dca
[   73.501673][ T1926] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001370463c
[   73.501914][ T1926] RBP: ff1100001aa24000 R08: 1fe22000026e08c9 R09: ff11000016f30b58
[   73.502155][ T1926] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   73.502418][ T1926] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   73.502673][ T1926] FS:  00007f36ec9f4840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   73.502949][ T1926] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   73.503161][ T1926] CR2: 000000003d970988 CR3: 000000001a44c003 CR4: 0000000000771ef0
[   73.503425][ T1926] PKRU: 55555554
[   73.503573][ T1926] Call Trace:
[   73.503733][ T1926]  <TASK>
[   73.503850][ T1926]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   73.504031][ T1926]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   73.504215][ T1926]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   73.504385][ T1926]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   73.504564][ T1926]  __dev_notify_flags (net/core/dev.c:9787)
[   73.504771][ T1926]  ? netif_change_name (net/core/dev.c:1495)
[   73.504953][ T1926]  ? __dev_change_flags (net/core/dev.c:9752)
[   73.505137][ T1926]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   73.505340][ T1926]  netif_change_flags (net/core/dev.c:9820)
[   73.505520][ T1926]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   73.505711][ T1926]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   73.505894][ T1926]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   73.506075][ T1926]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   73.506291][ T1926]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   73.506487][ T1926]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   73.506675][ T1926]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   73.506855][ T1926]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   73.507035][ T1926]  ? __kernel_text_address (kernel/extable.c:79)
[   73.507217][ T1926]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.507420][ T1926]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.507612][ T1926]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   73.507794][ T1926]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.507975][ T1926]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   73.508153][ T1926]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.508355][ T1926]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.508536][ T1926]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   73.508728][ T1926]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   73.508907][ T1926]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   73.509091][ T1926]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   73.509277][ T1926]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   73.509472][ T1926]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   73.509682][ T1926]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   73.509867][ T1926]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.510046][ T1926]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.510227][ T1926]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.510425][ T1926]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   73.510614][ T1926]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.510800][ T1926]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.510979][ T1926]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.511161][ T1926]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.511361][ T1926]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.511543][ T1926]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.511733][ T1926]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   73.511916][ T1926]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   73.512096][ T1926]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   73.512278][ T1926]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.512483][ T1926]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.512670][ T1926]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.512851][ T1926]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   73.513029][ T1926]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   73.513210][ T1926]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   73.513418][ T1926]  ? 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))
[   73.513595][ T1926]  ? 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))
[   73.513786][ T1926]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   73.513969][ T1926]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   73.514148][ T1926]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.514352][ T1926]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   73.514547][ T1926]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   73.514741][ T1926]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   73.514921][ T1926]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   73.515101][ T1926]  ? copy_msghdr_from_user (net/socket.c:2635)
[   73.515291][ T1926]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   73.515514][ T1926]  ? move_addr_to_kernel (net/socket.c:258)
[   73.515704][ T1926]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   73.515882][ T1926]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   73.516065][ T1926]  ___sys_sendmsg (net/socket.c:2752)
[   73.516245][ T1926]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   73.516472][ T1926]  ? copy_msghdr_from_user (net/socket.c:2603)
[   73.516674][ T1926]  __sys_sendmsg (net/socket.c:2784)
[   73.516855][ T1926]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   73.517032][ T1926]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   73.517247][ T1926]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   73.517448][ T1926]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.517648][ T1926]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   73.517833][ T1926]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   73.518012][ T1926]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   73.518192][ T1926]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   73.518423][ T1926] RIP: 0033:0x7f36ecc2e08e
[   73.518616][ T1926] 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
[   73.519124][ T1926] RSP: 002b:00007ffed116bbc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   73.519390][ T1926] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f36ecc2e08e
[   73.519639][ T1926] RDX: 0000000000000000 RSI: 00007ffed116bc70 RDI: 0000000000000005
[   73.519885][ T1926] RBP: 00007ffed116bbd0 R08: 0000000000000000 R09: 0000000000000000
[   73.520127][ T1926] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c2
[   73.520391][ T1926] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed116c340
| [   73.698933][ T1932] ------------[ cut here ]------------
| [   73.699981][ T1932] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1932
| [   73.700279][ T1932] Modules linked in: vxlan
| [   73.700805][ T1932] Tainted: [W]=WARN
[   73.700980][ T1932] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   73.701191][ T1932] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   73.701494][ T1932] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   73.702048][ T1932] RSP: 0018:ffa00000039171b0 EFLAGS: 00010286
[   73.702221][ T1932] RAX: 00000000ffffffa6 RBX: ff110000177658c0 RCX: 1ff4000000722dfc
[   73.702466][ T1932] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001776597c
[   73.702678][ T1932] RBP: ff1100001b1d2000 R08: 1fe2200002eecb31 R09: ff1100001b148b80
[   73.702881][ T1932] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   73.703084][ T1932] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab720900
[   73.703291][ T1932] FS:  00007f409ce52840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   73.703558][ T1932] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   73.703738][ T1932] CR2: 00007f409d04b460 CR3: 000000001b0fe003 CR4: 0000000000771ef0
[   73.703944][ T1932] PKRU: 55555554
[   73.704046][ T1932] Call Trace:
[   73.704149][ T1932]  <TASK>
[   73.704222][ T1932]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   73.704373][ T1932]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   73.704479][ T1932]  __dev_notify_flags (net/core/dev.c:9787)
[   73.704624][ T1932]  ? netif_change_name (net/core/dev.c:1495)
[   73.704781][ T1932]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   73.705095][ T1932]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   73.705246][ T1932]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   73.705390][ T1932]  ? br_dev_newlink (net/bridge/br_netlink.c:1604)
[   73.705529][ T1932]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   73.705692][ T1932]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   73.705832][ T1932]  ? __dev_get_by_name (net/core/dev.c:883)
[   73.705967][ T1932]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   73.706110][ T1932]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   73.706250][ T1932]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   73.706397][ T1932]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.706534][ T1932]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.706677][ T1932]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.706812][ T1932]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   73.706947][ T1932]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.707089][ T1932]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.707226][ T1932]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.707383][ T1932]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   73.707523][ T1932]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   73.707664][ T1932]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   73.707798][ T1932]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.708096][ T1932]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.708232][ T1932]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.708379][ T1932]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   73.708518][ T1932]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   73.708667][ T1932]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   73.708806][ T1932]  ? 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))
[   73.708957][ T1932]  ? 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))
[   73.709105][ T1932]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   73.709266][ T1932]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   73.709411][ T1932]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.709548][ T1932]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   73.709724][ T1932]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   73.709862][ T1932]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   73.710002][ T1932]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   73.710140][ T1932]  ? copy_msghdr_from_user (net/socket.c:2635)
[   73.710305][ T1932]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   73.710482][ T1932]  ? move_addr_to_kernel (net/socket.c:258)
[   73.710696][ T1932]  ___sys_sendmsg (net/socket.c:2752)
[   73.710830][ T1932]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.710965][ T1932]  ? copy_msghdr_from_user (net/socket.c:2603)
[   73.711111][ T1932]  ? 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))
[   73.711251][ T1932]  __sys_sendmsg (net/socket.c:2784)
[   73.711396][ T1932]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   73.711566][ T1932]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.711711][ T1932]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.711849][ T1932]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   73.711986][ T1932]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   73.712123][ T1932]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   73.712260][ T1932]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   73.712441][ T1932] RIP: 0033:0x7f409d08c08e
[   73.712584][ T1932] 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
[   73.713088][ T1932] RSP: 002b:00007ffedeca1060 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   73.713298][ T1932] RAX: ffffffffffffffda RBX: 00007ffedeca1808 RCX: 00007f409d08c08e
[   73.713520][ T1932] RDX: 0000000000000000 RSI: 00007ffedeca1110 RDI: 0000000000000005
[   73.713763][ T1932] RBP: 00007ffedeca1070 R08: 0000000000000000 R09: 0000000000000000
[   73.713984][ T1932] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c2
[   73.714191][ T1932] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffedeca17e0
| [   73.749997][ T1933] ------------[ cut here ]------------
| [   73.750198][ T1933] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1933
| [   73.751033][ T1933] Modules linked in: vxlan
| [   73.751673][ T1933] Tainted: [W]=WARN
[   73.751877][ T1933] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   73.752154][ T1933] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   73.752453][ T1933] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   73.753053][ T1933] RSP: 0018:ffa0000003927020 EFLAGS: 00010286
[   73.753344][ T1933] RAX: 00000000ffffffa6 RBX: ff1100001a756900 RCX: 1ff4000000724dca
[   73.753658][ T1933] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001a7569bc
[   73.753968][ T1933] RBP: ff1100001b1d2000 R08: 1fe22000034ead39 R09: ff1100001b1ad158
[   73.754270][ T1933] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   73.754584][ T1933] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   73.754893][ T1933] FS:  00007f5373029840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   73.755225][ T1933] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   73.755513][ T1933] CR2: 000000003331b988 CR3: 000000001b1be006 CR4: 0000000000771ef0
[   73.755821][ T1933] PKRU: 55555554
[   73.756021][ T1933] Call Trace:
[   73.756221][ T1933]  <TASK>
[   73.756414][ T1933]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   73.756658][ T1933]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   73.756892][ T1933]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   73.757095][ T1933]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   73.757348][ T1933]  __dev_notify_flags (net/core/dev.c:9787)
[   73.757584][ T1933]  ? netif_change_name (net/core/dev.c:1495)
[   73.757830][ T1933]  ? __dev_change_flags (net/core/dev.c:9752)
[   73.758089][ T1933]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   73.758344][ T1933]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.758591][ T1933]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   73.758835][ T1933]  netif_change_flags (net/core/dev.c:9820)
[   73.759069][ T1933]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   73.759375][ T1933]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   73.759622][ T1933]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   73.759857][ T1933]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   73.760105][ T1933]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   73.760284][ T1933]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   73.760479][ T1933]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   73.760667][ T1933]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   73.760850][ T1933]  ? __kernel_text_address (kernel/extable.c:79)
[   73.761032][ T1933]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.761217][ T1933]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.761418][ T1933]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   73.761608][ T1933]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.761791][ T1933]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   73.761971][ T1933]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.762152][ T1933]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.762357][ T1933]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   73.762541][ T1933]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   73.762735][ T1933]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   73.762916][ T1933]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   73.763098][ T1933]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   73.763285][ T1933]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   73.763484][ T1933]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   73.763677][ T1933]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.763856][ T1933]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.764038][ T1933]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.764222][ T1933]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   73.764425][ T1933]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.764617][ T1933]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.764797][ T1933]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.764981][ T1933]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.765162][ T1933]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.765365][ T1933]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.765550][ T1933]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   73.765738][ T1933]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   73.765918][ T1933]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   73.766098][ T1933]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.766284][ T1933]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.766477][ T1933]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.766668][ T1933]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   73.766849][ T1933]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   73.767033][ T1933]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   73.767218][ T1933]  ? 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))
[   73.767421][ T1933]  ? 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))
[   73.767610][ T1933]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   73.767792][ T1933]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   73.767971][ T1933]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.768153][ T1933]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   73.768359][ T1933]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   73.768543][ T1933]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   73.768734][ T1933]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   73.768918][ T1933]  ? copy_msghdr_from_user (net/socket.c:2635)
[   73.769097][ T1933]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   73.769328][ T1933]  ? move_addr_to_kernel (net/socket.c:258)
[   73.769512][ T1933]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   73.769700][ T1933]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   73.769887][ T1933]  ___sys_sendmsg (net/socket.c:2752)
[   73.770067][ T1933]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   73.770282][ T1933]  ? copy_msghdr_from_user (net/socket.c:2603)
[   73.770489][ T1933]  __sys_sendmsg (net/socket.c:2784)
[   73.770679][ T1933]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   73.770860][ T1933]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   73.771077][ T1933]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   73.771263][ T1933]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.771465][ T1933]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   73.771655][ T1933]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   73.771838][ T1933]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   73.772022][ T1933]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   73.772233][ T1933] RIP: 0033:0x7f537326308e
[   73.772435][ T1933] 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
[   73.772959][ T1933] RSP: 002b:00007ffdef39c4c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   73.773205][ T1933] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f537326308e
[   73.773464][ T1933] RDX: 0000000000000000 RSI: 00007ffdef39c570 RDI: 0000000000000005
[   73.773720][ T1933] RBP: 00007ffdef39c4d0 R08: 0000000000000000 R09: 0000000000000000
[   73.773963][ T1933] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c2
[   73.774208][ T1933] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdef39cc40
| [   73.804760][ T1934] ------------[ cut here ]------------
| [   73.804965][ T1934] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1934
| [   73.805285][ T1934] Modules linked in: vxlan
| [   73.805823][ T1934] Tainted: [W]=WARN
[   73.805976][ T1934] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   73.806197][ T1934] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   73.806512][ T1934] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   73.807107][ T1934] RSP: 0018:ffa0000003936e30 EFLAGS: 00010286
[   73.807419][ T1934] RAX: 00000000ffffffa6 RBX: ff11000015a73700 RCX: 1ff4000000726d8c
[   73.807785][ T1934] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000015a737bc
[   73.808139][ T1934] RBP: ff1100001b219000 R08: 1fe2200002b4e6f9 R09: ff1100001b1aae80
[   73.808479][ T1934] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   73.808831][ T1934] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000159b4e84
[   73.809109][ T1934] FS:  00007f5cd5350840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   73.809413][ T1934] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   73.809645][ T1934] CR2: 000000000042ebe0 CR3: 0000000016aad003 CR4: 0000000000771ef0
[   73.809897][ T1934] PKRU: 55555554
[   73.810048][ T1934] Call Trace:
[   73.810201][ T1934]  <TASK>
[   73.810340][ T1934]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   73.810528][ T1934]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   73.810699][ T1934]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   73.810916][ T1934]  __dev_notify_flags (net/core/dev.c:9787)
[   73.811103][ T1934]  ? netif_change_name (net/core/dev.c:1495)
[   73.811287][ T1934]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   73.811487][ T1934]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   73.811680][ T1934]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   73.811866][ T1934]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   73.812053][ T1934]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.812240][ T1934]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   73.812442][ T1934]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   73.812633][ T1934]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   73.812818][ T1934]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   73.813010][ T1934]  veth_newlink (drivers/net/veth.c:1871)
[   73.813198][ T1934]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   73.813401][ T1934]  ? kasan_save_stack (mm/kasan/common.c:57)
[   73.813587][ T1934]  ? kasan_save_track (mm/kasan/common.c:78)
[   73.813780][ T1934]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   73.813981][ T1934]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   73.814166][ T1934]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   73.814372][ T1934]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   73.814558][ T1934]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   73.814750][ T1934]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   73.814940][ T1934]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   73.815127][ T1934]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   73.815331][ T1934]  ? __dev_get_by_name (net/core/dev.c:883)
[   73.815515][ T1934]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   73.815715][ T1934]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   73.815907][ T1934]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   73.816092][ T1934]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.816277][ T1934]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.816476][ T1934]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.816670][ T1934]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   73.816856][ T1934]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.817046][ T1934]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.817234][ T1934]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.817436][ T1934]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   73.817631][ T1934]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   73.817819][ T1934]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   73.818003][ T1934]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.818189][ T1934]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.818393][ T1934]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.818580][ T1934]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   73.818777][ T1934]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   73.818963][ T1934]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   73.819152][ T1934]  ? 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))
[   73.819359][ T1934]  ? 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))
[   73.819547][ T1934]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   73.819742][ T1934]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   73.819928][ T1934]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.820119][ T1934]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   73.820311][ T1934]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   73.820515][ T1934]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   73.820711][ T1934]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   73.820896][ T1934]  ? copy_msghdr_from_user (net/socket.c:2635)
[   73.821083][ T1934]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   73.821303][ T1934]  ? move_addr_to_kernel (net/socket.c:258)
[   73.821509][ T1934]  ___sys_sendmsg (net/socket.c:2752)
[   73.821706][ T1934]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.821891][ T1934]  ? copy_msghdr_from_user (net/socket.c:2603)
[   73.822086][ T1934]  ? 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))
[   73.822276][ T1934]  __sys_sendmsg (net/socket.c:2784)
[   73.822477][ T1934]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   73.822677][ T1934]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.822866][ T1934]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.823056][ T1934]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   73.823243][ T1934]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   73.823447][ T1934]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   73.823646][ T1934]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   73.823862][ T1934] RIP: 0033:0x7f5cd558a08e
[   73.824052][ T1934] 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
[   73.824606][ T1934] RSP: 002b:00007ffe3ddffa30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   73.824860][ T1934] RAX: ffffffffffffffda RBX: 00007ffe3de001c8 RCX: 00007f5cd558a08e
[   73.825108][ T1934] RDX: 0000000000000000 RSI: 00007ffe3ddffae0 RDI: 0000000000000005
[   73.825373][ T1934] RBP: 00007ffe3ddffa40 R08: 0000000000000000 R09: 0000000000000000
[   73.825631][ T1934] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c2
[   73.825882][ T1934] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3de001a0
| [   73.833585][ T1934] ------------[ cut here ]------------
| [   73.833741][ T1934] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1934
| [   73.834004][ T1934] Modules linked in: vxlan
| [   73.834423][ T1934] Tainted: [W]=WARN
[   73.834524][ T1934] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   73.834698][ T1934] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   73.834870][ T1934] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   73.835354][ T1934] RSP: 0018:ffa00000039371b0 EFLAGS: 00010286
[   73.835522][ T1934] RAX: 00000000ffffffa6 RBX: ff11000013544740 RCX: 1ff4000000726dfc
[   73.835725][ T1934] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000135447fc
[   73.835922][ T1934] RBP: ff11000019659000 R08: 1fe22000026a8901 R09: ff1100001b1aae80
[   73.836120][ T1934] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   73.836327][ T1934] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab603b20
[   73.836525][ T1934] FS:  00007f5cd5350840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   73.836767][ T1934] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   73.836933][ T1934] CR2: 00007f53730f6574 CR3: 0000000016aad001 CR4: 0000000000771ef0
[   73.837132][ T1934] PKRU: 55555554
[   73.837230][ T1934] Call Trace:
[   73.837340][ T1934]  <TASK>
[   73.837409][ T1934]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   73.837545][ T1934]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   73.837652][ T1934]  __dev_notify_flags (net/core/dev.c:9787)
[   73.837786][ T1934]  ? netif_change_name (net/core/dev.c:1495)
[   73.837920][ T1934]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   73.838055][ T1934]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   73.838189][ T1934]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   73.838332][ T1934]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   73.838467][ T1934]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   73.838606][ T1934]  ? __dev_get_by_name (net/core/dev.c:883)
[   73.838737][ T1934]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   73.838875][ T1934]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   73.839014][ T1934]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   73.839151][ T1934]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.839287][ T1934]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.839426][ T1934]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.839560][ T1934]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   73.839699][ T1934]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.839835][ T1934]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.839971][ T1934]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.840107][ T1934]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   73.840241][ T1934]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   73.840382][ T1934]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   73.840516][ T1934]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.840666][ T1934]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.840797][ T1934]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.840933][ T1934]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   73.841069][ T1934]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   73.841203][ T1934]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   73.841351][ T1934]  ? 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))
[   73.841486][ T1934]  ? 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))
[   73.841627][ T1934]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   73.841760][ T1934]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   73.841892][ T1934]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.842027][ T1934]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   73.842164][ T1934]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   73.842305][ T1934]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   73.842446][ T1934]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   73.842581][ T1934]  ? copy_msghdr_from_user (net/socket.c:2635)
[   73.842720][ T1934]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   73.842883][ T1934]  ? move_addr_to_kernel (net/socket.c:258)
[   73.843019][ T1934]  ___sys_sendmsg (net/socket.c:2752)
[   73.843151][ T1934]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.843287][ T1934]  ? copy_msghdr_from_user (net/socket.c:2603)
[   73.843441][ T1934]  ? 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))
[   73.843576][ T1934]  __sys_sendmsg (net/socket.c:2784)
[   73.843714][ T1934]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   73.843850][ T1934]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.843982][ T1934]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.844117][ T1934]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   73.844250][ T1934]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   73.844393][ T1934]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   73.844527][ T1934]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   73.844697][ T1934] RIP: 0033:0x7f5cd558a08e
[   73.844836][ T1934] 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
[   73.845311][ T1934] RSP: 002b:00007ffe3ddffa30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   73.845519][ T1934] RAX: ffffffffffffffda RBX: 00007ffe3de001c8 RCX: 00007f5cd558a08e
[   73.845817][ T1934] RDX: 0000000000000000 RSI: 00007ffe3ddffae0 RDI: 0000000000000005
[   73.846014][ T1934] RBP: 00007ffe3ddffa40 R08: 0000000000000000 R09: 0000000000000000
[   73.846212][ T1934] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c2
[   73.846421][ T1934] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3de001a0
| [   73.887787][ T1935] ------------[ cut here ]------------
| [   73.887949][ T1935] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1935
| [   73.888201][ T1935] Modules linked in: vxlan
| [   73.888616][ T1935] Tainted: [W]=WARN
[   73.888713][ T1935] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   73.888872][ T1935] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   73.889039][ T1935] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   73.889650][ T1935] RSP: 0018:ffa0000003926ff8 EFLAGS: 00010286
[   73.889812][ T1935] RAX: 00000000ffffffa6 RBX: ff1100001671a3c0 RCX: 1ff4000000724dc5
[   73.890000][ T1935] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001671a47c
[   73.890190][ T1935] RBP: ff11000019659000 R08: 1fe2200002ce3491 R09: ff1100001b1a8b58
[   73.890392][ T1935] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   73.890581][ T1935] R13: 0000000000000000 R14: ffa0000003927140 R15: ff11000015f5d8d0
[   73.890779][ T1935] FS:  00007f68fd2ff840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   73.891022][ T1935] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   73.891187][ T1935] CR2: 0000000034caf988 CR3: 000000001b0a8001 CR4: 0000000000771ef0
[   73.891390][ T1935] PKRU: 55555554
[   73.891487][ T1935] Call Trace:
[   73.891582][ T1935]  <TASK>
[   73.891655][ T1935]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   73.891785][ T1935]  __dev_change_net_namespace (net/core/dev.c:12635)
[   73.891944][ T1935]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.892073][ T1935]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.892204][ T1935]  ? default_device_exit_batch (net/core/dev.c:13091)
[   73.892376][ T1935]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.892509][ T1935]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.892645][ T1935]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.892774][ T1935]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   73.892904][ T1935]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   73.893034][ T1935]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   73.893165][ T1935]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   73.893302][ T1935]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   73.893451][ T1935]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   73.893618][ T1935]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   73.893748][ T1935]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   73.893876][ T1935]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   73.894003][ T1935]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   73.894131][ T1935]  ? __kernel_text_address (kernel/extable.c:79)
[   73.894261][ T1935]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.894407][ T1935]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.894537][ T1935]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   73.894673][ T1935]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.894803][ T1935]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   73.894933][ T1935]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.895062][ T1935]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.895190][ T1935]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   73.895337][ T1935]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   73.895471][ T1935]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   73.895604][ T1935]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   73.895738][ T1935]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   73.895868][ T1935]  ? nla_get_range_signed (lib/nlattr.c:270)
[   73.896005][ T1935]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   73.896138][ T1935]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   73.896278][ T1935]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.896415][ T1935]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.896544][ T1935]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   73.896683][ T1935]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.896814][ T1935]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.896941][ T1935]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.897068][ T1935]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.897199][ T1935]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.897346][ T1935]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.897478][ T1935]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   73.897613][ T1935]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   73.897744][ T1935]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.897882][ T1935]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   73.898010][ T1935]  ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:164)
[   73.898140][ T1935]  ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:164)
[   73.898271][ T1935]  ? lockdep_hardirqs_off (kernel/locking/lockdep.c:4511)
[   73.898412][ T1935]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   73.898541][ T1935]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   73.898679][ T1935]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   73.898813][ T1935]  ? 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))
[   73.898942][ T1935]  ? 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))
[   73.899072][ T1935]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   73.899203][ T1935]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   73.899347][ T1935]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.899480][ T1935]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   73.899613][ T1935]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   73.899745][ T1935]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   73.899876][ T1935]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   73.900014][ T1935]  ? copy_msghdr_from_user (net/socket.c:2635)
[   73.900143][ T1935]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   73.900309][ T1935]  ? move_addr_to_kernel (net/socket.c:258)
[   73.900447][ T1935]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   73.900575][ T1935]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   73.900712][ T1935]  ___sys_sendmsg (net/socket.c:2752)
[   73.900842][ T1935]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   73.901003][ T1935]  ? copy_msghdr_from_user (net/socket.c:2603)
[   73.901143][ T1935]  __sys_sendmsg (net/socket.c:2784)
[   73.901275][ T1935]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   73.901411][ T1935]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   73.901576][ T1935]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   73.901808][ T1935]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.901939][ T1935]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   73.902069][ T1935]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   73.902201][ T1935]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   73.902342][ T1935]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   73.902504][ T1935] RIP: 0033:0x7f68fd53908e
[   73.902646][ T1935] 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
[   73.903210][ T1935] RSP: 002b:00007ffdd7396030 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   73.903414][ T1935] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f68fd53908e
[   73.903609][ T1935] RDX: 0000000000000000 RSI: 00007ffdd73960e0 RDI: 0000000000000005
[   73.903886][ T1935] RBP: 00007ffdd7396040 R08: 0000000000000000 R09: 0000000000000000
[   73.904079][ T1935] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c3
[   73.904278][ T1935] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdd73967a0
| [   73.916382][ T1935] ------------[ cut here ]------------
| [   73.916543][ T1935] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1935
| [   73.916801][ T1935] Modules linked in: vxlan
| [   73.917250][ T1935] Tainted: [W]=WARN
[   73.917427][ T1935] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   73.917590][ T1935] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   73.917764][ T1935] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   73.918217][ T1935] RSP: 0018:ffa0000003926fc0 EFLAGS: 00010286
[   73.918478][ T1935] RAX: 00000000ffffffa6 RBX: ff11000014daa3c0 RCX: 1ff4000000724dbe
[   73.918676][ T1935] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014daa47c
[   73.918867][ T1935] RBP: ff11000019659000 R08: 1fe22000029b5491 R09: ff1100001b1a8b58
[   73.919058][ T1935] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   73.919253][ T1935] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015f5d8d0
[   73.919459][ T1935] FS:  00007f68fd2ff840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   73.919695][ T1935] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   73.919862][ T1935] CR2: 0000562828837c88 CR3: 000000001b0a8003 CR4: 0000000000771ef0
[   73.920055][ T1935] PKRU: 55555554
[   73.920152][ T1935] Call Trace:
[   73.920253][ T1935]  <TASK>
[   73.920331][ T1935]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   73.920461][ T1935]  ? notifier_call_chain (kernel/notifier.c:85)
[   73.920591][ T1935]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   73.920698][ T1935]  __dev_change_net_namespace (net/core/dev.c:12695)
[   73.920860][ T1935]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.920988][ T1935]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.921117][ T1935]  ? default_device_exit_batch (net/core/dev.c:13091)
[   73.921279][ T1935]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.921418][ T1935]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.921549][ T1935]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.921684][ T1935]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   73.921816][ T1935]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   73.921946][ T1935]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   73.922076][ T1935]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   73.922209][ T1935]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   73.922350][ T1935]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   73.922514][ T1935]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   73.922651][ T1935]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   73.922781][ T1935]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   73.922910][ T1935]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   73.923040][ T1935]  ? __kernel_text_address (kernel/extable.c:79)
[   73.923171][ T1935]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.923310][ T1935]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.923447][ T1935]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   73.923576][ T1935]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.923710][ T1935]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   73.923845][ T1935]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.923973][ T1935]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.924103][ T1935]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   73.924242][ T1935]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   73.924385][ T1935]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   73.924516][ T1935]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   73.924653][ T1935]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   73.924781][ T1935]  ? nla_get_range_signed (lib/nlattr.c:270)
[   73.924914][ T1935]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   73.925051][ T1935]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   73.925184][ T1935]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.925323][ T1935]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.925454][ T1935]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   73.925588][ T1935]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.925726][ T1935]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.925854][ T1935]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.925983][ T1935]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.926113][ T1935]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.926244][ T1935]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.926384][ T1935]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   73.926515][ T1935]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   73.926651][ T1935]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.926781][ T1935]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   73.926909][ T1935]  ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:164)
[   73.927038][ T1935]  ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:164)
[   73.927168][ T1935]  ? lockdep_hardirqs_off (kernel/locking/lockdep.c:4511)
[   73.927305][ T1935]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   73.927439][ T1935]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   73.927568][ T1935]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   73.927709][ T1935]  ? 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))
[   73.927835][ T1935]  ? 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))
[   73.927965][ T1935]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   73.928095][ T1935]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   73.928225][ T1935]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.928364][ T1935]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   73.928500][ T1935]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   73.928640][ T1935]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   73.928772][ T1935]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   73.928902][ T1935]  ? copy_msghdr_from_user (net/socket.c:2635)
[   73.929029][ T1935]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   73.929189][ T1935]  ? move_addr_to_kernel (net/socket.c:258)
[   73.929329][ T1935]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   73.929458][ T1935]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   73.929587][ T1935]  ___sys_sendmsg (net/socket.c:2752)
[   73.929721][ T1935]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   73.929882][ T1935]  ? copy_msghdr_from_user (net/socket.c:2603)
[   73.930022][ T1935]  __sys_sendmsg (net/socket.c:2784)
[   73.930152][ T1935]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   73.930284][ T1935]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   73.930452][ T1935]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   73.930580][ T1935]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.930724][ T1935]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   73.930853][ T1935]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   73.930984][ T1935]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   73.931115][ T1935]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   73.931280][ T1935] RIP: 0033:0x7f68fd53908e
[   73.931425][ T1935] 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
[   73.931915][ T1935] RSP: 002b:00007ffdd7396030 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   73.932110][ T1935] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f68fd53908e
[   73.932309][ T1935] RDX: 0000000000000000 RSI: 00007ffdd73960e0 RDI: 0000000000000005
[   73.932505][ T1935] RBP: 00007ffdd7396040 R08: 0000000000000000 R09: 0000000000000000
[   73.932703][ T1935] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c3
[   73.932896][ T1935] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdd73967a0
| [   73.989972][ T1938] ------------[ cut here ]------------
| [   73.990136][ T1938] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1938
| [   73.990402][ T1938] Modules linked in: vxlan
| [   73.990802][ T1938] Tainted: [W]=WARN
[   73.990899][ T1938] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   73.991057][ T1938] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   73.991223][ T1938] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   73.991687][ T1938] RSP: 0018:ffa0000003946ff8 EFLAGS: 00010286
[   73.991848][ T1938] RAX: 00000000ffffffa6 RBX: ff11000013704ac0 RCX: 1ff4000000728dc5
[   73.992039][ T1938] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013704b7c
[   73.992228][ T1938] RBP: ff1100001b219000 R08: 1fe22000026e0971 R09: ff11000019da5158
[   73.992428][ T1938] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   73.992621][ T1938] R13: 0000000000000000 R14: ffa0000003947140 R15: ff11000014f7bbd0
[   73.992813][ T1938] FS:  00007f233828a840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   73.993035][ T1938] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   73.993195][ T1938] CR2: 000000000bb49988 CR3: 000000001646f002 CR4: 0000000000771ef0
[   73.993404][ T1938] PKRU: 55555554
[   73.993499][ T1938] Call Trace:
[   73.993593][ T1938]  <TASK>
[   73.993664][ T1938]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   73.993793][ T1938]  __dev_change_net_namespace (net/core/dev.c:12635)
[   73.993952][ T1938]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.994081][ T1938]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.994214][ T1938]  ? default_device_exit_batch (net/core/dev.c:13091)
[   73.994383][ T1938]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.994509][ T1938]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.994644][ T1938]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.994770][ T1938]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   73.994897][ T1938]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   73.995024][ T1938]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   73.995153][ T1938]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   73.995282][ T1938]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   73.995429][ T1938]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   73.995591][ T1938]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   73.995726][ T1938]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   73.995852][ T1938]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   73.995978][ T1938]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   73.996104][ T1938]  ? __kernel_text_address (kernel/extable.c:79)
[   73.996232][ T1938]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.996370][ T1938]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.996496][ T1938]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   73.996632][ T1938]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.996758][ T1938]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   73.996883][ T1938]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.997007][ T1938]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   73.997134][ T1938]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   73.997262][ T1938]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   73.997399][ T1938]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   73.997526][ T1938]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   73.997660][ T1938]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   73.997784][ T1938]  ? nla_get_range_signed (lib/nlattr.c:270)
[   73.997912][ T1938]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   73.998041][ T1938]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   73.998169][ T1938]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.998297][ T1938]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.998430][ T1938]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.998555][ T1938]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   73.998712][ T1938]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.998840][ T1938]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   73.998964][ T1938]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   73.999090][ T1938]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.999216][ T1938]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   73.999350][ T1938]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   73.999480][ T1938]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   73.999609][ T1938]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   73.999735][ T1938]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   73.999859][ T1938]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   73.999987][ T1938]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.000112][ T1938]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   74.000240][ T1938]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   74.000375][ T1938]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   74.000500][ T1938]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   74.000640][ T1938]  ? 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))
[   74.000765][ T1938]  ? 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))
[   74.000892][ T1938]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   74.001020][ T1938]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   74.001147][ T1938]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.001277][ T1938]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   74.001410][ T1938]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   74.001537][ T1938]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   74.001670][ T1938]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   74.001797][ T1938]  ? copy_msghdr_from_user (net/socket.c:2635)
[   74.001925][ T1938]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   74.002081][ T1938]  ? move_addr_to_kernel (net/socket.c:258)
[   74.002209][ T1938]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   74.002344][ T1938]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   74.002471][ T1938]  ___sys_sendmsg (net/socket.c:2752)
[   74.002602][ T1938]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   74.002760][ T1938]  ? copy_msghdr_from_user (net/socket.c:2603)
[   74.002898][ T1938]  __sys_sendmsg (net/socket.c:2784)
[   74.003024][ T1938]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   74.003150][ T1938]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   74.003312][ T1938]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   74.003445][ T1938]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.003575][ T1938]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   74.003706][ T1938]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   74.003830][ T1938]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   74.003956][ T1938]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   74.004115][ T1938] RIP: 0033:0x7f23384c408e
[   74.004249][ T1938] 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
[   74.004711][ T1938] RSP: 002b:00007ffd7a636100 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   74.004901][ T1938] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f23384c408e
[   74.005091][ T1938] RDX: 0000000000000000 RSI: 00007ffd7a6361b0 RDI: 0000000000000005
[   74.005285][ T1938] RBP: 00007ffd7a636110 R08: 0000000000000000 R09: 0000000000000000
[   74.005483][ T1938] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c3
[   74.005676][ T1938] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd7a636870
| [   74.008188][ T1938] ------------[ cut here ]------------
| [   74.008345][ T1938] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1938
| [   74.008608][ T1938] Modules linked in: vxlan
| [   74.009001][ T1938] Tainted: [W]=WARN
[   74.009100][ T1938] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   74.009262][ T1938] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   74.009442][ T1938] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   74.009906][ T1938] RSP: 0018:ffa0000003946fc0 EFLAGS: 00010286
[   74.010066][ T1938] RAX: 00000000ffffffa6 RBX: ff110000129c8200 RCX: 1ff4000000728dbe
[   74.010257][ T1938] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129c82bc
[   74.010457][ T1938] RBP: ff1100001b219000 R08: 1fe2200002539059 R09: ff11000019da5158
[   74.010654][ T1938] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   74.010846][ T1938] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000014f7bbd0
[   74.011038][ T1938] FS:  00007f233828a840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   74.011262][ T1938] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   74.011433][ T1938] CR2: 000000000bb49988 CR3: 000000001646f002 CR4: 0000000000771ef0
[   74.011634][ T1938] PKRU: 55555554
[   74.011732][ T1938] Call Trace:
[   74.011828][ T1938]  <TASK>
[   74.011894][ T1938]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   74.012024][ T1938]  ? notifier_call_chain (kernel/notifier.c:85)
[   74.012156][ T1938]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   74.012255][ T1938]  __dev_change_net_namespace (net/core/dev.c:12695)
[   74.012425][ T1938]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   74.012553][ T1938]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.012692][ T1938]  ? default_device_exit_batch (net/core/dev.c:13091)
[   74.012852][ T1938]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.012980][ T1938]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   74.013110][ T1938]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   74.013242][ T1938]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   74.013378][ T1938]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   74.013507][ T1938]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   74.013643][ T1938]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   74.013777][ T1938]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   74.013907][ T1938]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   74.014066][ T1938]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   74.014197][ T1938]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   74.014334][ T1938]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   74.014463][ T1938]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   74.014592][ T1938]  ? __kernel_text_address (kernel/extable.c:79)
[   74.014729][ T1938]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.014861][ T1938]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.014990][ T1938]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   74.015121][ T1938]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.015250][ T1938]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   74.015389][ T1938]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.015518][ T1938]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.015655][ T1938]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   74.015787][ T1938]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   74.015916][ T1938]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   74.016044][ T1938]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   74.016175][ T1938]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   74.016308][ T1938]  ? nla_get_range_signed (lib/nlattr.c:270)
[   74.016445][ T1938]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   74.016579][ T1938]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   74.016717][ T1938]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.016846][ T1938]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   74.016976][ T1938]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   74.017105][ T1938]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   74.017234][ T1938]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   74.017375][ T1938]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.017505][ T1938]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   74.017641][ T1938]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   74.017770][ T1938]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   74.017911][ T1938]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   74.018040][ T1938]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   74.018170][ T1938]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   74.018305][ T1938]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   74.018439][ T1938]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.018570][ T1938]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.018706][ T1938]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   74.018844][ T1938]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   74.018977][ T1938]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   74.019107][ T1938]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   74.019241][ T1938]  ? 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))
[   74.019378][ T1938]  ? 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))
[   74.019509][ T1938]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   74.019643][ T1938]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   74.019774][ T1938]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.019906][ T1938]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   74.020036][ T1938]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   74.020168][ T1938]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   74.020304][ T1938]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   74.020439][ T1938]  ? copy_msghdr_from_user (net/socket.c:2635)
[   74.020569][ T1938]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   74.020736][ T1938]  ? move_addr_to_kernel (net/socket.c:258)
[   74.020868][ T1938]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   74.020998][ T1938]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   74.021131][ T1938]  ___sys_sendmsg (net/socket.c:2752)
[   74.021260][ T1938]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   74.021432][ T1938]  ? copy_msghdr_from_user (net/socket.c:2603)
[   74.021573][ T1938]  __sys_sendmsg (net/socket.c:2784)
[   74.021710][ T1938]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   74.021838][ T1938]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   74.022016][ T1938]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   74.022150][ T1938]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.022282][ T1938]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   74.022418][ T1938]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   74.022547][ T1938]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   74.022681][ T1938]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   74.022839][ T1938] RIP: 0033:0x7f23384c408e
[   74.022974][ T1938] 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
[   74.023444][ T1938] RSP: 002b:00007ffd7a636100 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   74.023642][ T1938] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f23384c408e
[   74.023834][ T1938] RDX: 0000000000000000 RSI: 00007ffd7a6361b0 RDI: 0000000000000005
[   74.024029][ T1938] RBP: 00007ffd7a636110 R08: 0000000000000000 R09: 0000000000000000
[   74.024223][ T1938] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c3
[   74.024423][ T1938] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd7a636870
| [   74.060711][ T1939] ------------[ cut here ]------------
| [   74.060873][ T1939] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1939
| [   74.061135][ T1939] Modules linked in: vxlan
| [   74.061554][ T1939] Tainted: [W]=WARN
[   74.061659][ T1939] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   74.061823][ T1939] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   74.061998][ T1939] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   74.062484][ T1939] RSP: 0018:ffa0000003927020 EFLAGS: 00010286
[   74.062655][ T1939] RAX: 00000000ffffffa6 RBX: ff11000005a15380 RCX: 1ff4000000724dca
[   74.062853][ T1939] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005a1543c
[   74.063047][ T1939] RBP: ff11000019659000 R08: 1fe2200000b42a89 R09: ff1100001acf0b58
[   74.063241][ T1939] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   74.063446][ T1939] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   74.063647][ T1939] FS:  00007f57178ec840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   74.063896][ T1939] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   74.064060][ T1939] CR2: 000000003f0d1988 CR3: 0000000010805006 CR4: 0000000000771ef0
[   74.064258][ T1939] PKRU: 55555554
[   74.064364][ T1939] Call Trace:
[   74.064464][ T1939]  <TASK>
[   74.064534][ T1939]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   74.064676][ T1939]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   74.064776][ T1939]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   74.064907][ T1939]  __dev_notify_flags (net/core/dev.c:9787)
[   74.065040][ T1939]  ? netif_change_name (net/core/dev.c:1495)
[   74.065171][ T1939]  ? __dev_change_flags (net/core/dev.c:9752)
[   74.065307][ T1939]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   74.065455][ T1939]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   74.065585][ T1939]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   74.065726][ T1939]  netif_change_flags (net/core/dev.c:9820)
[   74.065859][ T1939]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   74.065990][ T1939]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   74.066123][ T1939]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   74.066258][ T1939]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   74.066441][ T1939]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   74.066570][ T1939]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   74.066715][ T1939]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   74.066844][ T1939]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   74.066975][ T1939]  ? __kernel_text_address (kernel/extable.c:79)
[   74.067108][ T1939]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.067242][ T1939]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.067381][ T1939]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   74.067513][ T1939]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.067652][ T1939]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   74.067780][ T1939]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.067910][ T1939]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.068041][ T1939]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   74.068172][ T1939]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   74.068307][ T1939]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   74.068446][ T1939]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   74.068578][ T1939]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   74.068720][ T1939]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   74.068856][ T1939]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   74.068988][ T1939]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.069117][ T1939]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   74.069249][ T1939]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   74.069388][ T1939]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   74.069518][ T1939]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   74.069657][ T1939]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.069789][ T1939]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   74.069918][ T1939]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   74.070049][ T1939]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   74.070182][ T1939]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   74.070320][ T1939]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   74.070454][ T1939]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   74.070583][ T1939]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   74.070726][ T1939]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.070859][ T1939]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.070988][ T1939]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   74.071118][ T1939]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   74.071249][ T1939]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   74.071388][ T1939]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   74.071523][ T1939]  ? 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))
[   74.071680][ T1939]  ? 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))
[   74.071812][ T1939]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   74.071946][ T1939]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   74.072076][ T1939]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.072211][ T1939]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   74.072421][ T1939]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   74.072555][ T1939]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   74.072693][ T1939]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   74.072827][ T1939]  ? copy_msghdr_from_user (net/socket.c:2635)
[   74.072960][ T1939]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   74.073121][ T1939]  ? move_addr_to_kernel (net/socket.c:258)
[   74.073254][ T1939]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   74.073477][ T1939]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   74.073623][ T1939]  ___sys_sendmsg (net/socket.c:2752)
[   74.073755][ T1939]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   74.073917][ T1939]  ? copy_msghdr_from_user (net/socket.c:2603)
[   74.074062][ T1939]  __sys_sendmsg (net/socket.c:2784)
[   74.074195][ T1939]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   74.074386][ T1939]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   74.074645][ T1939]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   74.074777][ T1939]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.074909][ T1939]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   74.075040][ T1939]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   74.075170][ T1939]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   74.075307][ T1939]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   74.075541][ T1939] RIP: 0033:0x7f5717b2608e
[   74.075686][ T1939] 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
[   74.076149][ T1939] RSP: 002b:00007ffeebacdeb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   74.076419][ T1939] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5717b2608e
[   74.076623][ T1939] RDX: 0000000000000000 RSI: 00007ffeebacdf60 RDI: 0000000000000005
[   74.076821][ T1939] RBP: 00007ffeebacdec0 R08: 0000000000000000 R09: 0000000000000000
[   74.077015][ T1939] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c3
[   74.077212][ T1939] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeebace630
| [   74.110136][ T1940] ------------[ cut here ]------------
| [   74.110290][ T1940] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1940
| [   74.110553][ T1940] Modules linked in: vxlan
| [   74.110956][ T1940] Tainted: [W]=WARN
[   74.111054][ T1940] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   74.111217][ T1940] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   74.111401][ T1940] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   74.111879][ T1940] RSP: 0018:ffa0000003927020 EFLAGS: 00010286
[   74.112042][ T1940] RAX: 00000000ffffffa6 RBX: ff11000005a151c0 RCX: 1ff4000000724dca
[   74.112239][ T1940] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005a1527c
[   74.112447][ T1940] RBP: ff1100001b219000 R08: 1fe2200000b42a51 R09: ff1100001acf5158
[   74.112646][ T1940] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   74.112840][ T1940] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   74.113035][ T1940] FS:  00007f528445d840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   74.113267][ T1940] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   74.113438][ T1940] CR2: 0000000020761988 CR3: 000000001a939001 CR4: 0000000000771ef0
[   74.113640][ T1940] PKRU: 55555554
[   74.113737][ T1940] Call Trace:
[   74.113834][ T1940]  <TASK>
[   74.113901][ T1940]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   74.114038][ T1940]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   74.114137][ T1940]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   74.114272][ T1940]  __dev_notify_flags (net/core/dev.c:9787)
[   74.114410][ T1940]  ? netif_change_name (net/core/dev.c:1495)
[   74.114543][ T1940]  ? __dev_change_flags (net/core/dev.c:9752)
[   74.114678][ T1940]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   74.114809][ T1940]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   74.114939][ T1940]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   74.115072][ T1940]  netif_change_flags (net/core/dev.c:9820)
[   74.115203][ T1940]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   74.115346][ T1940]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   74.115479][ T1940]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   74.115622][ T1940]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   74.115783][ T1940]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   74.115912][ T1940]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   74.116041][ T1940]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   74.116171][ T1940]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   74.116306][ T1940]  ? __kernel_text_address (kernel/extable.c:79)
[   74.116446][ T1940]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.116578][ T1940]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.116713][ T1940]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   74.116842][ T1940]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.116972][ T1940]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   74.117101][ T1940]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.117231][ T1940]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.117370][ T1940]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   74.117499][ T1940]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   74.117634][ T1940]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   74.117764][ T1940]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   74.117895][ T1940]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   74.118029][ T1940]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   74.118163][ T1940]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   74.118300][ T1940]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.118438][ T1940]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   74.118566][ T1940]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   74.118701][ T1940]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   74.118831][ T1940]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   74.118960][ T1940]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.119088][ T1940]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   74.119215][ T1940]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   74.119352][ T1940]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   74.119481][ T1940]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   74.119617][ T1940]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   74.119747][ T1940]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   74.119877][ T1940]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   74.120004][ T1940]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.120135][ T1940]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.120266][ T1940]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   74.120406][ T1940]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   74.120535][ T1940]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   74.120671][ T1940]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   74.120804][ T1940]  ? 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))
[   74.120933][ T1940]  ? 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))
[   74.121063][ T1940]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   74.121193][ T1940]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   74.121333][ T1940]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.121466][ T1940]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   74.121603][ T1940]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   74.121735][ T1940]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   74.121866][ T1940]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   74.121998][ T1940]  ? copy_msghdr_from_user (net/socket.c:2635)
[   74.122127][ T1940]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   74.122294][ T1940]  ? move_addr_to_kernel (net/socket.c:258)
[   74.122502][ T1940]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   74.122638][ T1940]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   74.122768][ T1940]  ___sys_sendmsg (net/socket.c:2752)
[   74.122897][ T1940]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   74.123059][ T1940]  ? copy_msghdr_from_user (net/socket.c:2603)
[   74.123200][ T1940]  __sys_sendmsg (net/socket.c:2784)
[   74.123431][ T1940]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   74.123619][ T1940]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   74.123784][ T1940]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   74.123919][ T1940]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.124050][ T1940]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   74.124187][ T1940]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   74.124390][ T1940]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   74.124521][ T1940]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   74.124690][ T1940] RIP: 0033:0x7f528469708e
[   74.124826][ T1940] 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
[   74.125292][ T1940] RSP: 002b:00007ffef192c160 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   74.125551][ T1940] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f528469708e
[   74.125750][ T1940] RDX: 0000000000000000 RSI: 00007ffef192c210 RDI: 0000000000000005
[   74.125948][ T1940] RBP: 00007ffef192c170 R08: 0000000000000000 R09: 0000000000000000
[   74.126141][ T1940] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c3
[   74.126407][ T1940] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef192c8e0
| [   74.128428][  T116] ------------[ cut here ]------------
| [   74.128559][  T116] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 2/116
| [   74.128814][  T116] Modules linked in: vxlan
| [   74.129217][  T116] Tainted: [W]=WARN
[   74.129332][  T116] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   74.129504][  T116] Workqueue: events_unbound linkwatch_event
[   74.129671][  T116] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   74.129827][  T116] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   74.130255][  T116] RSP: 0018:ffa00000004c79e0 EFLAGS: 00010286
[   74.130417][  T116] RAX: 00000000ffffffa6 RBX: ff1100001a698040 RCX: 1ff4000000098f02
[   74.130604][  T116] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001a6980fc
[   74.130785][  T116] RBP: ff1100001b219000 R08: 1fe22000034d3021 R09: ff110000159bd1a8
[   74.130964][  T116] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   74.131144][  T116] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   74.131345][  T116] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   74.131558][  T116] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   74.131715][  T116] CR2: 000055669eb10d5c CR3: 0000000012f44002 CR4: 0000000000771ef0
[   74.131896][  T116] PKRU: 55555554
[   74.131986][  T116] Call Trace:
[   74.132078][  T116]  <TASK>
[   74.132141][  T116]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   74.132263][  T116]  ? notifier_call_chain (kernel/notifier.c:85)
[   74.132395][  T116]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   74.132488][  T116]  netif_state_change (net/core/dev.c:1605)
[   74.132619][  T116]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   74.132771][  T116]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   74.132890][  T116]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   74.133012][  T116]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   74.133136][  T116]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   74.133257][  T116]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   74.133387][  T116]  process_one_work (kernel/workqueue.c:3314)
[   74.133512][  T116]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   74.133638][  T116]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.133764][  T116]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   74.133886][  T116]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   74.134005][  T116]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   74.134126][  T116]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   74.134246][  T116]  kthread (kernel/kthread.c:436)
[   74.134345][  T116]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   74.134492][  T116]  ? kthread_affine_node (kernel/kthread.c:378)
[   74.134618][  T116]  ret_from_fork (arch/x86/kernel/process.c:158)
[   74.134739][  T116]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   74.134891][  T116]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   74.135016][  T116]  ? kthread_affine_node (kernel/kthread.c:378)
[   74.135136][  T116]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   74.136822][  T116] ------------[ cut here ]------------
| [   74.136941][  T116] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 2/116
| [   74.137178][  T116] Modules linked in: vxlan
| [   74.137590][  T116] Tainted: [W]=WARN
[   74.137689][  T116] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   74.137841][  T116] Workqueue: events_unbound linkwatch_event
[   74.137995][  T116] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   74.138155][  T116] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   74.138630][  T116] RSP: 0018:ffa00000004c79e0 EFLAGS: 00010286
[   74.138783][  T116] RAX: 00000000ffffffa6 RBX: ff1100001a698740 RCX: 1ff4000000098f02
[   74.138962][  T116] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001a6987fc
[   74.139141][  T116] RBP: ff11000019659000 R08: 1fe22000034d3101 R09: ff110000159bd1a8
[   74.139334][  T116] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   74.139513][  T116] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   74.139696][  T116] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   74.139904][  T116] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   74.140055][  T116] CR2: 000055669eb10d5c CR3: 0000000012f44002 CR4: 0000000000771ef0
[   74.140236][  T116] PKRU: 55555554
[   74.140332][  T116] Call Trace:
[   74.140422][  T116]  <TASK>
[   74.140485][  T116]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   74.140609][  T116]  ? notifier_call_chain (kernel/notifier.c:85)
[   74.140735][  T116]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   74.140827][  T116]  netif_state_change (net/core/dev.c:1605)
[   74.140949][  T116]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   74.141100][  T116]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   74.141219][  T116]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   74.141349][  T116]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   74.141473][  T116]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   74.141599][  T116]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   74.141722][  T116]  process_one_work (kernel/workqueue.c:3314)
[   74.141848][  T116]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   74.141968][  T116]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.142093][  T116]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   74.142215][  T116]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   74.142345][  T116]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   74.142469][  T116]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   74.142589][  T116]  kthread (kernel/kthread.c:436)
[   74.142685][  T116]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   74.142836][  T116]  ? kthread_affine_node (kernel/kthread.c:378)
[   74.142955][  T116]  ret_from_fork (arch/x86/kernel/process.c:158)
[   74.143076][  T116]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   74.143225][  T116]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   74.143357][  T116]  ? kthread_affine_node (kernel/kthread.c:378)
[   74.143479][  T116]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   74.163197][ T1941] ------------[ cut here ]------------
| [   74.163346][ T1941] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1941
| [   74.163624][ T1941] Modules linked in: vxlan
| [   74.164028][ T1941] Tainted: [W]=WARN
[   74.164129][ T1941] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   74.164298][ T1941] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   74.164478][ T1941] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   74.164954][ T1941] RSP: 0018:ffa0000003946ee0 EFLAGS: 00010286
[   74.165122][ T1941] RAX: 00000000ffffffa6 RBX: ff1100001ad66200 RCX: 1ff4000000728da2
[   74.165329][ T1941] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001ad662bc
[   74.165528][ T1941] RBP: ff11000019659000 R08: 1fe22000035acc59 R09: ff1100001688d158
[   74.165732][ T1941] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   74.165929][ T1941] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   74.166128][ T1941] FS:  00007f54550a3840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   74.166371][ T1941] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   74.166538][ T1941] CR2: 0000000011ae9988 CR3: 000000001b0a1002 CR4: 0000000000771ef0
[   74.166740][ T1941] PKRU: 55555554
[   74.166839][ T1941] Call Trace:
[   74.166938][ T1941]  <TASK>
[   74.167006][ T1941]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.167138][ T1941]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   74.167276][ T1941]  notifier_call_chain (kernel/notifier.c:85)
[   74.167417][ T1941]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   74.167549][ T1941]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   74.167688][ T1941]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   74.167821][ T1941]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   74.167958][ T1941]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[   74.168091][ T1941]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[   74.168226][ T1941]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   74.168373][ T1941]  ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:45)
[   74.168507][ T1941]  ? netdev_rx_handler_register (net/core/dev.c:5900)
[   74.168645][ T1941]  br_add_if (net/bridge/br_if.c:619)
[   74.168752][ T1941]  do_set_master (net/core/rtnetlink.c:3011)
[   74.168885][ T1941]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   74.169022][ T1941]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   74.169157][ T1941]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   74.169294][ T1941]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   74.169463][ T1941]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   74.169601][ T1941]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   74.169735][ T1941]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   74.169867][ T1941]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   74.170002][ T1941]  ? __kernel_text_address (kernel/extable.c:79)
[   74.170135][ T1941]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.170273][ T1941]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.170412][ T1941]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   74.170546][ T1941]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.170682][ T1941]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   74.170815][ T1941]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.170948][ T1941]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.171083][ T1941]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   74.171216][ T1941]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   74.171355][ T1941]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   74.171489][ T1941]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   74.171632][ T1941]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   74.171764][ T1941]  ? nla_get_range_signed (lib/nlattr.c:270)
[   74.171898][ T1941]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   74.172037][ T1941]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   74.172172][ T1941]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.172309][ T1941]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   74.172446][ T1941]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   74.172579][ T1941]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   74.172715][ T1941]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   74.172849][ T1941]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.172982][ T1941]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   74.173114][ T1941]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   74.173247][ T1941]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   74.173390][ T1941]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   74.173522][ T1941]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   74.173660][ T1941]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   74.173792][ T1941]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   74.173925][ T1941]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.174058][ T1941]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.174192][ T1941]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   74.174333][ T1941]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   74.174468][ T1941]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   74.174608][ T1941]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   74.174745][ T1941]  ? 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))
[   74.174876][ T1941]  ? 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))
[   74.175010][ T1941]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   74.175144][ T1941]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   74.175280][ T1941]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.175420][ T1941]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   74.175555][ T1941]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   74.175694][ T1941]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   74.175826][ T1941]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   74.175958][ T1941]  ? copy_msghdr_from_user (net/socket.c:2635)
[   74.176090][ T1941]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   74.176255][ T1941]  ? move_addr_to_kernel (net/socket.c:258)
[   74.176396][ T1941]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   74.176528][ T1941]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   74.176668][ T1941]  ___sys_sendmsg (net/socket.c:2752)
[   74.176800][ T1941]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   74.176965][ T1941]  ? copy_msghdr_from_user (net/socket.c:2603)
[   74.177112][ T1941]  __sys_sendmsg (net/socket.c:2784)
[   74.177244][ T1941]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   74.177386][ T1941]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   74.177558][ T1941]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   74.177704][ T1941]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.177836][ T1941]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   74.177969][ T1941]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   74.178101][ T1941]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   74.178235][ T1941]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   74.178408][ T1941] RIP: 0033:0x7f54552dd08e
[   74.178546][ T1941] 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
[   74.179023][ T1941] RSP: 002b:00007ffef7a602f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   74.179223][ T1941] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f54552dd08e
[   74.179431][ T1941] RDX: 0000000000000000 RSI: 00007ffef7a603a0 RDI: 0000000000000005
[   74.179637][ T1941] RBP: 00007ffef7a60300 R08: 0000000000000000 R09: 0000000000000000
[   74.179834][ T1941] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c3
[   74.180032][ T1941] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef7a60a70
| [   74.181749][ T1941] ------------[ cut here ]------------
| [   74.181886][ T1941] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1941
| [   74.182152][ T1941] Modules linked in: vxlan
| [   74.182581][ T1941] Tainted: [W]=WARN
[   74.182691][ T1941] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   74.182863][ T1941] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   74.183041][ T1941] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   74.183540][ T1941] RSP: 0018:ffa0000003946ea0 EFLAGS: 00010286
[   74.183721][ T1941] RAX: 00000000ffffffa6 RBX: ff1100001ad663c0 RCX: 1ff4000000728d9a
[   74.183927][ T1941] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001ad6647c
[   74.184131][ T1941] RBP: ff11000019659000 R08: 1fe22000035acc91 R09: ff1100001688d158
[   74.184345][ T1941] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[   74.184552][ T1941] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001b39a808
[   74.184763][ T1941] FS:  00007f54550a3840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   74.185004][ T1941] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   74.185178][ T1941] CR2: 0000000011ae9988 CR3: 000000001b0a1002 CR4: 0000000000771ef0
[   74.185391][ T1941] PKRU: 55555554
[   74.185497][ T1941] Call Trace:
[   74.185605][ T1941]  <TASK>
[   74.185677][ T1941]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   74.185821][ T1941]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   74.185960][ T1941]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   74.186066][ T1941]  __dev_notify_flags (net/core/dev.c:9787)
[   74.186205][ T1941]  ? netdev_notice (net/core/dev.c:13008)
[   74.186354][ T1941]  ? netif_change_name (net/core/dev.c:1495)
[   74.186493][ T1941]  ? dev_get_min_mp_channel_count (./include/net/netdev_lock.h:30 (discriminator 1))
[   74.186671][ T1941]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   74.186813][ T1941]  __dev_set_promiscuity (net/core/dev.c:9630)
[   74.186954][ T1941]  netif_set_promiscuity (net/core/dev.c:9639)
[   74.187093][ T1941]  dev_set_promiscuity (net/core/dev_api.c:288)
[   74.187232][ T1941]  br_port_set_promisc (net/bridge/br_if.c:108)
[   74.187380][ T1941]  br_manage_promisc (net/bridge/br_if.c:174)
[   74.187520][ T1941]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   74.187667][ T1941]  br_add_if (net/bridge/br_if.c:242 net/bridge/br_if.c:627)
[   74.187775][ T1941]  do_set_master (net/core/rtnetlink.c:3011)
[   74.187915][ T1941]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   74.188052][ T1941]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   74.188192][ T1941]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   74.188340][ T1941]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   74.188514][ T1941]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   74.188658][ T1941]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   74.188797][ T1941]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   74.188935][ T1941]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   74.189073][ T1941]  ? __kernel_text_address (kernel/extable.c:79)
[   74.189212][ T1941]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.189359][ T1941]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.189498][ T1941]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   74.189643][ T1941]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.189781][ T1941]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   74.189920][ T1941]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.190057][ T1941]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.190196][ T1941]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   74.190343][ T1941]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   74.190482][ T1941]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   74.190629][ T1941]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   74.190769][ T1941]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   74.190906][ T1941]  ? nla_get_range_signed (lib/nlattr.c:270)
[   74.191047][ T1941]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   74.191189][ T1941]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   74.191335][ T1941]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.191473][ T1941]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   74.191617][ T1941]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   74.191758][ T1941]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   74.191895][ T1941]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   74.192037][ T1941]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.192178][ T1941]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   74.192321][ T1941]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   74.192461][ T1941]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   74.192607][ T1941]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   74.192748][ T1941]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   74.192886][ T1941]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   74.193024][ T1941]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   74.193163][ T1941]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.193308][ T1941]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.193451][ T1941]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   74.193591][ T1941]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   74.193735][ T1941]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   74.193875][ T1941]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   74.194017][ T1941]  ? 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))
[   74.194155][ T1941]  ? 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))
[   74.194300][ T1941]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   74.194445][ T1941]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   74.194585][ T1941]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.194732][ T1941]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   74.194874][ T1941]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   74.195014][ T1941]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   74.195154][ T1941]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   74.195296][ T1941]  ? copy_msghdr_from_user (net/socket.c:2635)
[   74.195440][ T1941]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   74.195619][ T1941]  ? move_addr_to_kernel (net/socket.c:258)
[   74.195760][ T1941]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   74.195900][ T1941]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   74.196039][ T1941]  ___sys_sendmsg (net/socket.c:2752)
[   74.196178][ T1941]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   74.196357][ T1941]  ? copy_msghdr_from_user (net/socket.c:2603)
[   74.196509][ T1941]  __sys_sendmsg (net/socket.c:2784)
[   74.196653][ T1941]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   74.196791][ T1941]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   74.196966][ T1941]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   74.197106][ T1941]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.197245][ T1941]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   74.197389][ T1941]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   74.197528][ T1941]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   74.197673][ T1941]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   74.197844][ T1941] RIP: 0033:0x7f54552dd08e
[   74.197988][ T1941] 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
[   74.198493][ T1941] RSP: 002b:00007ffef7a602f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   74.198709][ T1941] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f54552dd08e
[   74.198914][ T1941] RDX: 0000000000000000 RSI: 00007ffef7a603a0 RDI: 0000000000000005
[   74.199127][ T1941] RBP: 00007ffef7a60300 R08: 0000000000000000 R09: 0000000000000000
[   74.199344][ T1941] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c3
[   74.199552][ T1941] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef7a60a70
| [   74.216853][ T1941] ------------[ cut here ]------------
| [   74.216983][ T1941] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1941
| [   74.217243][ T1941] Modules linked in: vxlan
| [   74.217800][ T1941] Tainted: [W]=WARN
[   74.217900][ T1941] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   74.218069][ T1941] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   74.218244][ T1941] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   74.218727][ T1941] RSP: 0018:ffa0000003947000 EFLAGS: 00010286
[   74.218895][ T1941] RAX: 00000000ffffffa6 RBX: ff1100001ad66e40 RCX: 1ff4000000728dc6
[   74.219092][ T1941] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001ad66efc
[   74.219291][ T1941] RBP: ff1100001b1d2000 R08: 1fe22000035acde1 R09: ff1100001688d158
[   74.219490][ T1941] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   74.219695][ T1941] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   74.219892][ T1941] FS:  00007f54550a3840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   74.220123][ T1941] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   74.220291][ T1941] CR2: 0000000011ae9988 CR3: 000000001b0a1002 CR4: 0000000000771ef0
[   74.220494][ T1941] PKRU: 55555554
[   74.220601][ T1941] Call Trace:
[   74.220700][ T1941]  <TASK>
[   74.220769][ T1941]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.220901][ T1941]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   74.221034][ T1941]  notifier_call_chain (kernel/notifier.c:85)
[   74.221167][ T1941]  call_netdevice_notifiers (net/core/dev.c:2287 net/core/dev.c:2301)
[   74.221304][ T1941]  ? __dev_open (./include/net/netdev_lock.h:33)
[   74.221442][ T1941]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[   74.221575][ T1941]  br_add_if (net/bridge/br_if.c:679)
[   74.221686][ T1941]  do_set_master (net/core/rtnetlink.c:3011)
[   74.221817][ T1941]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   74.221949][ T1941]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   74.222084][ T1941]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   74.222218][ T1941]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   74.222392][ T1941]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   74.222523][ T1941]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   74.222660][ T1941]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   74.222790][ T1941]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   74.222924][ T1941]  ? __kernel_text_address (kernel/extable.c:79)
[   74.223056][ T1941]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.223190][ T1941]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.223330][ T1941]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   74.223463][ T1941]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.223602][ T1941]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   74.223733][ T1941]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.223863][ T1941]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.223995][ T1941]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   74.224127][ T1941]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   74.224259][ T1941]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   74.224398][ T1941]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   74.224532][ T1941]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   74.224673][ T1941]  ? nla_get_range_signed (lib/nlattr.c:270)
[   74.224808][ T1941]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   74.224944][ T1941]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   74.225078][ T1941]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.225210][ T1941]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   74.225350][ T1941]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   74.225483][ T1941]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   74.225629][ T1941]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   74.225763][ T1941]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.225895][ T1941]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   74.226026][ T1941]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   74.226156][ T1941]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   74.226294][ T1941]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   74.226430][ T1941]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   74.226562][ T1941]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   74.226700][ T1941]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   74.226832][ T1941]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.226976][ T1941]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.227115][ T1941]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   74.227248][ T1941]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   74.227388][ T1941]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   74.227520][ T1941]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   74.227661][ T1941]  ? 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))
[   74.227795][ T1941]  ? 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))
[   74.227929][ T1941]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   74.228063][ T1941]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   74.228196][ T1941]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.228338][ T1941]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   74.228472][ T1941]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   74.228609][ T1941]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   74.228744][ T1941]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   74.228874][ T1941]  ? copy_msghdr_from_user (net/socket.c:2635)
[   74.229004][ T1941]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   74.229168][ T1941]  ? move_addr_to_kernel (net/socket.c:258)
[   74.229305][ T1941]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   74.229443][ T1941]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   74.229577][ T1941]  ___sys_sendmsg (net/socket.c:2752)
[   74.229715][ T1941]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   74.229878][ T1941]  ? copy_msghdr_from_user (net/socket.c:2603)
[   74.230023][ T1941]  __sys_sendmsg (net/socket.c:2784)
[   74.230154][ T1941]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   74.230289][ T1941]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   74.230460][ T1941]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   74.230592][ T1941]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.230731][ T1941]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   74.230862][ T1941]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   74.230993][ T1941]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   74.231129][ T1941]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   74.231303][ T1941] RIP: 0033:0x7f54552dd08e
[   74.231446][ T1941] 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
[   74.231921][ T1941] RSP: 002b:00007ffef7a602f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   74.232119][ T1941] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f54552dd08e
[   74.232321][ T1941] RDX: 0000000000000000 RSI: 00007ffef7a603a0 RDI: 0000000000000005
[   74.232517][ T1941] RBP: 00007ffef7a60300 R08: 0000000000000000 R09: 0000000000000000
[   74.232720][ T1941] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c3
[   74.232922][ T1941] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef7a60a70
| [   74.234540][ T1941] ------------[ cut here ]------------
| [   74.234673][ T1941] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1941
| [   74.234928][ T1941] Modules linked in: vxlan
| [   74.235345][ T1941] Tainted: [W]=WARN
[   74.235445][ T1941] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   74.235618][ T1941] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   74.235788][ T1941] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   74.236259][ T1941] RSP: 0018:ffa0000003946f78 EFLAGS: 00010286
[   74.236446][ T1941] RAX: 00000000ffffffa6 RBX: ff1100001ad671c0 RCX: 1ff4000000728db5
[   74.236648][ T1941] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001ad6727c
[   74.236844][ T1941] RBP: ff1100001b1d2000 R08: 1fe22000035ace51 R09: ff1100001688d158
[   74.237040][ T1941] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   74.237240][ T1941] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[   74.237446][ T1941] FS:  00007f54550a3840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   74.237684][ T1941] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   74.237849][ T1941] CR2: 0000000011ae9988 CR3: 000000001b0a1002 CR4: 0000000000771ef0
[   74.238048][ T1941] PKRU: 55555554
[   74.238146][ T1941] Call Trace:
[   74.238243][ T1941]  <TASK>
[   74.238319][ T1941]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.238454][ T1941]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   74.238588][ T1941]  notifier_call_chain (kernel/notifier.c:85)
[   74.238728][ T1941]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[   74.238895][ T1941]  ? netdev_change_features (net/core/dev.c:11117)
[   74.239031][ T1941]  ? br_opt_toggle (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:767 net/bridge/br.c:391)
[   74.239166][ T1941]  br_add_if (net/bridge/br_if.c:683)
[   74.239274][ T1941]  do_set_master (net/core/rtnetlink.c:3011)
[   74.239421][ T1941]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   74.239555][ T1941]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   74.239694][ T1941]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   74.239827][ T1941]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   74.239993][ T1941]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   74.240125][ T1941]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   74.240257][ T1941]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   74.240396][ T1941]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   74.240529][ T1941]  ? __kernel_text_address (kernel/extable.c:79)
[   74.240669][ T1941]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.240807][ T1941]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.240939][ T1941]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   74.241072][ T1941]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.241205][ T1941]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   74.241346][ T1941]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.241477][ T1941]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.241613][ T1941]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   74.241745][ T1941]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   74.241877][ T1941]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   74.242011][ T1941]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   74.242145][ T1941]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   74.242279][ T1941]  ? nla_get_range_signed (lib/nlattr.c:270)
[   74.242419][ T1941]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   74.242555][ T1941]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   74.242695][ T1941]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.242827][ T1941]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   74.242961][ T1941]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   74.243092][ T1941]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   74.243223][ T1941]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   74.243365][ T1941]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.243495][ T1941]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   74.243634][ T1941]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   74.243766][ T1941]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   74.243899][ T1941]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   74.244033][ T1941]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   74.244165][ T1941]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   74.244300][ T1941]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   74.244438][ T1941]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.244572][ T1941]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.244707][ T1941]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   74.244841][ T1941]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   74.244974][ T1941]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   74.245109][ T1941]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   74.245245][ T1941]  ? 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))
[   74.245382][ T1941]  ? 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))
[   74.245518][ T1941]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   74.245658][ T1941]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   74.245791][ T1941]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.245925][ T1941]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   74.246084][ T1941]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   74.246220][ T1941]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   74.246364][ T1941]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   74.246496][ T1941]  ? copy_msghdr_from_user (net/socket.c:2635)
[   74.246632][ T1941]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   74.246796][ T1941]  ? move_addr_to_kernel (net/socket.c:258)
[   74.246930][ T1941]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   74.247064][ T1941]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   74.247199][ T1941]  ___sys_sendmsg (net/socket.c:2752)
[   74.247339][ T1941]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   74.247503][ T1941]  ? copy_msghdr_from_user (net/socket.c:2603)
[   74.247654][ T1941]  __sys_sendmsg (net/socket.c:2784)
[   74.247788][ T1941]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   74.247919][ T1941]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   74.248089][ T1941]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   74.248223][ T1941]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.248364][ T1941]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   74.248496][ T1941]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   74.248635][ T1941]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   74.248767][ T1941]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   74.248931][ T1941] RIP: 0033:0x7f54552dd08e
[   74.249068][ T1941] 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
[   74.249563][ T1941] RSP: 002b:00007ffef7a602f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   74.249773][ T1941] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f54552dd08e
[   74.249968][ T1941] RDX: 0000000000000000 RSI: 00007ffef7a603a0 RDI: 0000000000000005
[   74.250166][ T1941] RBP: 00007ffef7a60300 R08: 0000000000000000 R09: 0000000000000000
[   74.250372][ T1941] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c3
[   74.250569][ T1941] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef7a60a70
| [   74.474458][ T1963] ------------[ cut here ]------------
| [   74.474648][ T1963] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1963
| [   74.474929][ T1963] Modules linked in: vxlan
| [   74.475360][ T1963] Tainted: [W]=WARN
[   74.475465][ T1963] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   74.475645][ T1963] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   74.475822][ T1963] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   74.476322][ T1963] RSP: 0018:ffa0000003607090 EFLAGS: 00010286
[   74.476496][ T1963] RAX: 00000000ffffffa6 RBX: ff11000010b90ac0 RCX: 1ff40000006c0dd8
[   74.476708][ T1963] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010b90b7c
[   74.476911][ T1963] RBP: ff1100001b219000 R08: 1fe2200002172171 R09: ff110000175ad180
[   74.477117][ T1963] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   74.477330][ T1963] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   74.477538][ T1963] FS:  00007f7b1eda7840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   74.477782][ T1963] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   74.477954][ T1963] CR2: 00007f7b1f11c040 CR3: 0000000016c33005 CR4: 0000000000771ef0
[   74.478161][ T1963] PKRU: 55555554
[   74.478264][ T1963] Call Trace:
[   74.478375][ T1963]  <TASK>
[   74.478447][ T1963]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.478586][ T1963]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   74.478729][ T1963]  notifier_call_chain (kernel/notifier.c:85)
[   74.478868][ T1963]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   74.479006][ T1963]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   74.479147][ T1963]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   74.479291][ T1963]  netdev_upper_dev_link (net/core/dev.c:8972)
[   74.479433][ T1963]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   74.479573][ T1963]  register_vlan_dev (net/8021q/vlan.c:183)
[   74.479718][ T1963]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   74.479857][ T1963]  vlan_newlink (net/8021q/vlan_netlink.c:194)
[   74.479995][ T1963]  ? nla_strscpy (lib/nlattr.c:795)
[   74.480134][ T1963]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   74.480279][ T1963]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   74.480421][ T1963]  ? __dev_get_by_name (net/core/dev.c:883)
[   74.480558][ T1963]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   74.480710][ T1963]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   74.480851][ T1963]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   74.480989][ T1963]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.481127][ T1963]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   74.481263][ T1963]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   74.481408][ T1963]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   74.481543][ T1963]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   74.481690][ T1963]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   74.481830][ T1963]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   74.481967][ T1963]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   74.482126][ T1963]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   74.482261][ T1963]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   74.482407][ T1963]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.482546][ T1963]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.482689][ T1963]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   74.482828][ T1963]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   74.482965][ T1963]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   74.483101][ T1963]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   74.483242][ T1963]  ? 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))
[   74.483386][ T1963]  ? 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))
[   74.483524][ T1963]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   74.483670][ T1963]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   74.483809][ T1963]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.483946][ T1963]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   74.484083][ T1963]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   74.484221][ T1963]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   74.484367][ T1963]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   74.484505][ T1963]  ? copy_msghdr_from_user (net/socket.c:2635)
[   74.484646][ T1963]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   74.484816][ T1963]  ? move_addr_to_kernel (net/socket.c:258)
[   74.484959][ T1963]  ___sys_sendmsg (net/socket.c:2752)
[   74.485094][ T1963]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   74.485229][ T1963]  ? copy_msghdr_from_user (net/socket.c:2603)
[   74.485393][ T1963]  ? 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))
[   74.485532][ T1963]  __sys_sendmsg (net/socket.c:2784)
[   74.485675][ T1963]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   74.485815][ T1963]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.485952][ T1963]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.486089][ T1963]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   74.486225][ T1963]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   74.486373][ T1963]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   74.486512][ T1963]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   74.486690][ T1963] RIP: 0033:0x7f7b1efe108e
[   74.486834][ T1963] 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
[   74.487332][ T1963] RSP: 002b:00007ffe3ed37690 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   74.487539][ T1963] RAX: ffffffffffffffda RBX: 00007ffe3ed37e50 RCX: 00007f7b1efe108e
[   74.487901][ T1963] RDX: 0000000000000000 RSI: 00007ffe3ed37740 RDI: 0000000000000005
[   74.488107][ T1963] RBP: 00007ffe3ed376a0 R08: 0000000000000000 R09: 0000000000000000
[   74.488312][ T1963] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c3
[   74.488523][ T1963] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3ed37e10
| [   74.490178][ T1963] ------------[ cut here ]------------
| [   74.490312][ T1963] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1963
| [   74.490584][ T1963] Modules linked in: vxlan
| [   74.490998][ T1963] Tainted: [W]=WARN
[   74.491098][ T1963] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   74.491267][ T1963] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   74.491590][ T1963] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   74.492069][ T1963] RSP: 0018:ffa00000036071b0 EFLAGS: 00010286
[   74.492241][ T1963] RAX: 00000000ffffffa6 RBX: ff11000010b91c40 RCX: 1ff40000006c0dfc
[   74.492448][ T1963] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010b91cfc
[   74.492651][ T1963] RBP: ff1100001b22c000 R08: 1fe22000021723a1 R09: ff110000175ad180
[   74.492850][ T1963] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   74.493047][ T1963] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab76b3a0
[   74.493244][ T1963] FS:  00007f7b1eda7840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   74.493493][ T1963] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   74.493671][ T1963] CR2: 00007f7b1f11c040 CR3: 0000000016c33005 CR4: 0000000000771ef0
[   74.493872][ T1963] PKRU: 55555554
[   74.493971][ T1963] Call Trace:
[   74.494070][ T1963]  <TASK>
[   74.494139][ T1963]  ? register_vlan_dev (net/8021q/vlan.c:188)
[   74.494276][ T1963]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   74.494420][ T1963]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   74.494552][ T1963]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   74.494662][ T1963]  __dev_notify_flags (net/core/dev.c:9787)
[   74.494795][ T1963]  ? netdev_update_features (net/core/dev.c:11098)
[   74.494929][ T1963]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[   74.495095][ T1963]  ? netif_change_name (net/core/dev.c:1495)
[   74.495227][ T1963]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   74.495369][ T1963]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   74.495506][ T1963]  ? register_vlan_dev (net/8021q/vlan.c:196)
[   74.495645][ T1963]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   74.495779][ T1963]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   74.495913][ T1963]  ? nla_strscpy (lib/nlattr.c:795)
[   74.496047][ T1963]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   74.496183][ T1963]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   74.496327][ T1963]  ? __dev_get_by_name (net/core/dev.c:883)
[   74.496460][ T1963]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   74.496608][ T1963]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   74.496748][ T1963]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   74.496883][ T1963]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.497015][ T1963]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   74.497148][ T1963]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   74.497282][ T1963]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   74.497421][ T1963]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   74.497561][ T1963]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   74.497702][ T1963]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   74.497840][ T1963]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   74.497979][ T1963]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   74.498113][ T1963]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   74.498246][ T1963]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.498390][ T1963]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.498522][ T1963]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   74.498665][ T1963]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   74.498798][ T1963]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   74.498931][ T1963]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   74.499068][ T1963]  ? 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))
[   74.499201][ T1963]  ? 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))
[   74.499345][ T1963]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   74.499480][ T1963]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   74.499622][ T1963]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.499756][ T1963]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   74.499890][ T1963]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   74.500025][ T1963]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   74.500161][ T1963]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   74.500298][ T1963]  ? copy_msghdr_from_user (net/socket.c:2635)
[   74.500437][ T1963]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   74.500608][ T1963]  ? move_addr_to_kernel (net/socket.c:258)
[   74.500750][ T1963]  ___sys_sendmsg (net/socket.c:2752)
[   74.500883][ T1963]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   74.501017][ T1963]  ? copy_msghdr_from_user (net/socket.c:2603)
[   74.501159][ T1963]  ? 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))
[   74.501300][ T1963]  __sys_sendmsg (net/socket.c:2784)
[   74.501441][ T1963]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   74.501580][ T1963]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.501724][ T1963]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.501860][ T1963]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   74.501993][ T1963]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   74.502125][ T1963]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   74.502278][ T1963]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   74.502449][ T1963] RIP: 0033:0x7f7b1efe108e
[   74.502590][ T1963] 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
[   74.503070][ T1963] RSP: 002b:00007ffe3ed37690 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   74.503275][ T1963] RAX: ffffffffffffffda RBX: 00007ffe3ed37e50 RCX: 00007f7b1efe108e
[   74.503485][ T1963] RDX: 0000000000000000 RSI: 00007ffe3ed37740 RDI: 0000000000000005
[   74.503691][ T1963] RBP: 00007ffe3ed376a0 R08: 0000000000000000 R09: 0000000000000000
[   74.503892][ T1963] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c3
[   74.504091][ T1963] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3ed37e10
| [   74.525442][   T39] ------------[ cut here ]------------
| [   74.525589][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/39
| [   74.525834][   T39] Modules linked in: vxlan
| [   74.526234][   T39] Tainted: [W]=WARN
[   74.527245][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   74.527469][   T39] Workqueue: events_unbound linkwatch_event
[   74.527636][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   74.527793][   T39] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   74.528224][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   74.528399][   T39] RAX: 00000000ffffffa6 RBX: ff11000010b90900 RCX: 1ff4000000057f02
[   74.528582][   T39] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010b909bc
[   74.528766][   T39] RBP: ff1100001b1d2000 R08: 1fe2200002172139 R09: ff11000001da51a8
[   74.528947][   T39] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   74.529128][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   74.529311][   T39] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   74.529530][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   74.529692][   T39] CR2: 00007f9c93b14c70 CR3: 0000000012e33006 CR4: 0000000000771ef0
[   74.529875][   T39] PKRU: 55555554
[   74.529972][   T39] Call Trace:
[   74.530062][   T39]  <TASK>
[   74.530130][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   74.530252][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   74.530384][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   74.530478][   T39]  netif_state_change (net/core/dev.c:1605)
[   74.530607][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   74.530764][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   74.530884][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   74.531005][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   74.531128][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   74.531255][   T39]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   74.531392][   T39]  process_one_work (kernel/workqueue.c:3314)
[   74.531519][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   74.531649][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.531776][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   74.531901][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   74.532021][   T39]  kthread (kernel/kthread.c:436)
[   74.532112][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   74.532263][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   74.532397][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   74.532529][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   74.532686][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   74.532807][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   74.532930][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   74.562117][ T1965] ------------[ cut here ]------------
| [   74.562278][ T1965] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1965
| [   74.563048][ T1965] Modules linked in: vxlan
| [   74.563511][ T1965] Tainted: [W]=WARN
[   74.563621][ T1965] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   74.563788][ T1965] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   74.563958][ T1965] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   74.564850][ T1965] RSP: 0018:ffa00000039b7020 EFLAGS: 00010286
[   74.565018][ T1965] RAX: 00000000ffffffa6 RBX: ff11000002786580 RCX: 1ff4000000736dca
[   74.565213][ T1965] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278663c
[   74.565466][ T1965] RBP: ff1100001b22c000 R08: 1fe22000004f0cc9 R09: ff11000015a62e58
[   74.565685][ T1965] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   74.565880][ T1965] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   74.566078][ T1965] FS:  00007f56615e6840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   74.566311][ T1965] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   74.566531][ T1965] CR2: 000000003944c988 CR3: 000000001b08c002 CR4: 0000000000771ef0
[   74.566735][ T1965] PKRU: 55555554
[   74.566833][ T1965] Call Trace:
[   74.566932][ T1965]  <TASK>
[   74.567000][ T1965]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   74.567132][ T1965]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   74.567267][ T1965]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   74.567439][ T1965]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   74.567572][ T1965]  __dev_notify_flags (net/core/dev.c:9787)
[   74.567709][ T1965]  ? netif_change_name (net/core/dev.c:1495)
[   74.567840][ T1965]  ? __dev_change_flags (net/core/dev.c:9752)
[   74.567975][ T1965]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   74.568104][ T1965]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   74.568239][ T1965]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   74.568436][ T1965]  netif_change_flags (net/core/dev.c:9820)
[   74.568568][ T1965]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   74.568705][ T1965]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   74.568839][ T1965]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   74.568970][ T1965]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   74.569133][ T1965]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   74.569266][ T1965]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   74.569464][ T1965]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   74.569601][ T1965]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   74.569732][ T1965]  ? __kernel_text_address (kernel/extable.c:79)
[   74.569865][ T1965]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.569997][ T1965]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.570127][ T1965]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   74.570280][ T1965]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.570470][ T1965]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   74.570616][ T1965]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.570745][ T1965]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.570877][ T1965]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   74.571008][ T1965]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   74.571139][ T1965]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   74.571274][ T1965]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   74.571463][ T1965]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   74.571606][ T1965]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   74.571742][ T1965]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   74.571874][ T1965]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.572014][ T1965]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   74.572144][ T1965]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   74.572279][ T1965]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   74.572474][ T1965]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   74.572612][ T1965]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.572743][ T1965]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   74.572871][ T1965]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   74.573001][ T1965]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   74.573133][ T1965]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   74.573264][ T1965]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   74.573454][ T1965]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   74.573583][ T1965]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   74.573723][ T1965]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.573855][ T1965]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.573986][ T1965]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   74.574119][ T1965]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   74.574487][ T1965]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   74.574625][ T1965]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   74.574758][ T1965]  ? 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))
[   74.574889][ T1965]  ? 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))
[   74.575021][ T1965]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   74.575153][ T1965]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   74.575285][ T1965]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.575499][ T1965]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   74.575637][ T1965]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   74.575785][ T1965]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   74.575921][ T1965]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   74.576051][ T1965]  ? copy_msghdr_from_user (net/socket.c:2635)
[   74.576182][ T1965]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   74.576422][ T1965]  ? move_addr_to_kernel (net/socket.c:258)
[   74.576556][ T1965]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   74.576694][ T1965]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   74.576825][ T1965]  ___sys_sendmsg (net/socket.c:2752)
[   74.576956][ T1965]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   74.577119][ T1965]  ? copy_msghdr_from_user (net/socket.c:2603)
[   74.577262][ T1965]  __sys_sendmsg (net/socket.c:2784)
[   74.577484][ T1965]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   74.577622][ T1965]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   74.577797][ T1965]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   74.577928][ T1965]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.578058][ T1965]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   74.578187][ T1965]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   74.578399][ T1965]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   74.578530][ T1965]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   74.578698][ T1965] RIP: 0033:0x7f566182008e
[   74.578836][ T1965] 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
[   74.579403][ T1965] RSP: 002b:00007fffc6a040b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   74.579606][ T1965] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f566182008e
[   74.579801][ T1965] RDX: 0000000000000000 RSI: 00007fffc6a04160 RDI: 0000000000000005
[   74.579996][ T1965] RBP: 00007fffc6a040c0 R08: 0000000000000000 R09: 0000000000000000
[   74.580204][ T1965] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c3
[   74.580424][ T1965] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffc6a04830
| [   74.617559][ T1966] ------------[ cut here ]------------
| [   74.617744][ T1966] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1966
| [   74.618027][ T1966] Modules linked in: vxlan
| [   74.618468][ T1966] Tainted: [W]=WARN
[   74.618574][ T1966] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   74.618755][ T1966] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   74.618937][ T1966] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   74.619461][ T1966] RSP: 0018:ffa00000039c6f70 EFLAGS: 00010286
[   74.619649][ T1966] RAX: 00000000ffffffa6 RBX: ff11000011e3ce40 RCX: 1ff4000000738db4
[   74.619858][ T1966] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e3cefc
[   74.620066][ T1966] RBP: ff1100001ae6c000 R08: 1fe22000023c79e1 R09: ff110000114aae80
[   74.620279][ T1966] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   74.620494][ T1966] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   74.620712][ T1966] FS:  00007f6ef8f1e840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   74.620956][ T1966] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   74.621133][ T1966] CR2: 000000003ed19a28 CR3: 000000001b3f8005 CR4: 0000000000771ef0
[   74.621354][ T1966] PKRU: 55555554
[   74.621459][ T1966] Call Trace:
[   74.621564][ T1966]  <TASK>
[   74.621642][ T1966]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.621783][ T1966]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   74.621923][ T1966]  notifier_call_chain (kernel/notifier.c:85)
[   74.622065][ T1966]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   74.622208][ T1966]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   74.622361][ T1966]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   74.622504][ T1966]  netdev_upper_dev_link (net/core/dev.c:8972)
[   74.622651][ T1966]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   74.622794][ T1966] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   74.622943][ T1966]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   74.623100][ T1966] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   74.623247][ T1966]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   74.623402][ T1966]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   74.623543][ T1966]  ? nla_strscpy (lib/nlattr.c:795)
[   74.623688][ T1966]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   74.623829][ T1966]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   74.623968][ T1966]  ? __dev_get_by_name (net/core/dev.c:883)
[   74.624120][ T1966]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   74.624273][ T1966]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   74.624426][ T1966]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   74.624570][ T1966]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.624713][ T1966]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   74.624853][ T1966]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   74.624993][ T1966]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   74.625133][ T1966]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   74.625283][ T1966]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   74.625433][ T1966]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   74.625573][ T1966]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   74.625735][ T1966]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   74.625878][ T1966]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   74.626018][ T1966]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.626172][ T1966]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.626319][ T1966]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   74.626461][ T1966]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   74.626607][ T1966]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   74.626748][ T1966]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   74.626891][ T1966]  ? 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))
[   74.627030][ T1966]  ? 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))
[   74.627172][ T1966]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   74.627321][ T1966]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   74.627463][ T1966]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.627609][ T1966]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   74.627751][ T1966]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   74.627892][ T1966]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   74.628035][ T1966]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   74.628176][ T1966]  ? copy_msghdr_from_user (net/socket.c:2635)
[   74.628323][ T1966]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   74.628498][ T1966]  ? move_addr_to_kernel (net/socket.c:258)
[   74.628647][ T1966]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   74.628788][ T1966]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   74.628930][ T1966]  ___sys_sendmsg (net/socket.c:2752)
[   74.629069][ T1966]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   74.629266][ T1966]  ? copy_msghdr_from_user (net/socket.c:2603)
[   74.629431][ T1966]  __sys_sendmsg (net/socket.c:2784)
[   74.629572][ T1966]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   74.629719][ T1966]  ? vfs_write (./include/linux/fsnotify.h:96 ./include/linux/fsnotify.h:113 ./include/linux/fsnotify.h:127 ./include/linux/fsnotify.h:116 ./include/linux/fsnotify.h:433 fs/read_write.c:692)
[   74.629866][ T1966]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   74.630007][ T1966]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.630149][ T1966]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   74.630294][ T1966]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   74.630440][ T1966]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   74.630581][ T1966]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   74.630764][ T1966] RIP: 0033:0x7f6ef915808e
[   74.630911][ T1966] 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
[   74.631430][ T1966] RSP: 002b:00007ffc4e4859f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   74.631645][ T1966] RAX: ffffffffffffffda RBX: 00007ffc4e486198 RCX: 00007f6ef915808e
[   74.631858][ T1966] RDX: 0000000000000000 RSI: 00007ffc4e485aa0 RDI: 0000000000000005
[   74.632068][ T1966] RBP: 00007ffc4e485a00 R08: 0000000000000000 R09: 0000000000000000
[   74.632281][ T1966] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c3
[   74.632510][ T1966] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc4e486170
| [   74.634139][ T1966] ------------[ cut here ]------------
| [   74.634280][ T1966] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1966
| [   74.634583][ T1966] Modules linked in: vxlan
| [   74.635015][ T1966] Tainted: [W]=WARN
[   74.635133][ T1966] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   74.635312][ T1966] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   74.635500][ T1966] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   74.636007][ T1966] RSP: 0018:ffa00000039c6fd0 EFLAGS: 00010286
[   74.636183][ T1966] RAX: 00000000ffffffa6 RBX: ff11000011e3da80 RCX: 1ff4000000738dc0
[   74.636400][ T1966] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e3db3c
[   74.636628][ T1966] RBP: ff1100001b47a000 R08: 1fe22000023c7b69 R09: ff110000114aae80
[   74.636840][ T1966] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   74.637058][ T1966] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001b47ae44
[   74.637271][ T1966] FS:  00007f6ef8f1e840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   74.637534][ T1966] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   74.637722][ T1966] CR2: 000000003ed19a28 CR3: 000000001b3f8005 CR4: 0000000000771ef0
[   74.637933][ T1966] PKRU: 55555554
[   74.638037][ T1966] Call Trace:
[   74.638142][ T1966]  <TASK>
[   74.638216][ T1966]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   74.638368][ T1966]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   74.638475][ T1966]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   74.638647][ T1966]  __dev_notify_flags (net/core/dev.c:9787)
[   74.638791][ T1966]  ? netif_change_name (net/core/dev.c:1495)
[   74.638933][ T1966]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   74.639084][ T1966]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   74.639224][ T1966]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   74.639376][ T1966] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   74.639519][ T1966]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   74.639670][ T1966] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   74.639819][ T1966]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   74.639965][ T1966]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   74.640105][ T1966]  ? nla_strscpy (lib/nlattr.c:795)
[   74.640250][ T1966]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   74.640400][ T1966]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   74.640540][ T1966]  ? __dev_get_by_name (net/core/dev.c:883)
[   74.640843][ T1966]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   74.640991][ T1966]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   74.641135][ T1966]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   74.641282][ T1966]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.641427][ T1966]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   74.641568][ T1966]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   74.641712][ T1966]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   74.641986][ T1966]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   74.642133][ T1966]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   74.642279][ T1966]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   74.642569][ T1966]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   74.642732][ T1966]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   74.642874][ T1966]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   74.643014][ T1966]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.643156][ T1966]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.643301][ T1966]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   74.643448][ T1966]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   74.643589][ T1966]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   74.643903][ T1966]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   74.644070][ T1966]  ? 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))
[   74.644213][ T1966]  ? 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))
[   74.644366][ T1966]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   74.644508][ T1966]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   74.644657][ T1966]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.644798][ T1966]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   74.644942][ T1966]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   74.645084][ T1966]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   74.645226][ T1966]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   74.645376][ T1966]  ? copy_msghdr_from_user (net/socket.c:2635)
[   74.645517][ T1966]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   74.645700][ T1966]  ? move_addr_to_kernel (net/socket.c:258)
[   74.645842][ T1966]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   74.645983][ T1966]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   74.646126][ T1966]  ___sys_sendmsg (net/socket.c:2752)
[   74.646268][ T1966]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   74.646452][ T1966]  ? copy_msghdr_from_user (net/socket.c:2603)
[   74.646609][ T1966]  __sys_sendmsg (net/socket.c:2784)
[   74.646752][ T1966]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   74.646891][ T1966]  ? vfs_write (./include/linux/fsnotify.h:96 ./include/linux/fsnotify.h:113 ./include/linux/fsnotify.h:127 ./include/linux/fsnotify.h:116 ./include/linux/fsnotify.h:433 fs/read_write.c:692)
[   74.647033][ T1966]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   74.647175][ T1966]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.647334][ T1966]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   74.647474][ T1966]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   74.647620][ T1966]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   74.647760][ T1966]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   74.647935][ T1966] RIP: 0033:0x7f6ef915808e
[   74.648081][ T1966] 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
[   74.648613][ T1966] RSP: 002b:00007ffc4e4859f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   74.648825][ T1966] RAX: ffffffffffffffda RBX: 00007ffc4e486198 RCX: 00007f6ef915808e
[   74.649033][ T1966] RDX: 0000000000000000 RSI: 00007ffc4e485aa0 RDI: 0000000000000005
[   74.649245][ T1966] RBP: 00007ffc4e485a00 R08: 0000000000000000 R09: 0000000000000000
[   74.649471][ T1966] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c3
[   74.649683][ T1966] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc4e486170
| [   74.691138][ T1967] ------------[ cut here ]------------
| [   74.691300][ T1967] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1967
| [   74.691570][ T1967] Modules linked in: vxlan
| [   74.691981][ T1967] Tainted: [W]=WARN
[   74.692080][ T1967] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   74.692247][ T1967] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   74.692432][ T1967] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   74.692940][ T1967] RSP: 0018:ffa00000039d6ee0 EFLAGS: 00010286
[   74.693104][ T1967] RAX: 00000000ffffffa6 RBX: ff110000158bec80 RCX: 1ff400000073ada2
[   74.693304][ T1967] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000158bed3c
[   74.693508][ T1967] RBP: ff1100001b47a000 R08: 1fe2200002b17da9 R09: ff11000014f8ae58
[   74.693747][ T1967] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   74.693943][ T1967] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   74.694143][ T1967] FS:  00007f60a3442840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   74.694383][ T1967] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   74.694550][ T1967] CR2: 00007f60a37121a0 CR3: 0000000012e33002 CR4: 0000000000771ef0
[   74.694759][ T1967] PKRU: 55555554
[   74.694863][ T1967] Call Trace:
[   74.694962][ T1967]  <TASK>
[   74.695030][ T1967]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.695163][ T1967]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   74.695300][ T1967]  notifier_call_chain (kernel/notifier.c:85)
[   74.695440][ T1967]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   74.695573][ T1967]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   74.695714][ T1967]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   74.695847][ T1967]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   74.695984][ T1967]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[   74.696119][ T1967]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[   74.696251][ T1967]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   74.696450][ T1967]  ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:45)
[   74.696584][ T1967]  ? netdev_rx_handler_register (net/core/dev.c:5900)
[   74.696726][ T1967]  br_add_if (net/bridge/br_if.c:619)
[   74.696830][ T1967]  do_set_master (net/core/rtnetlink.c:3011)
[   74.696990][ T1967]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   74.697125][ T1967]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   74.697259][ T1967]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   74.697445][ T1967]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   74.697619][ T1967]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   74.697752][ T1967]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   74.697896][ T1967]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   74.698028][ T1967]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   74.698160][ T1967]  ? __kernel_text_address (kernel/extable.c:79)
[   74.698295][ T1967]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.698437][ T1967]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.698574][ T1967]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   74.698713][ T1967]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.698845][ T1967]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   74.698988][ T1967]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.699119][ T1967]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.699252][ T1967]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   74.699397][ T1967]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   74.699530][ T1967]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   74.699669][ T1967]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   74.699805][ T1967]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   74.699938][ T1967]  ? nla_get_range_signed (lib/nlattr.c:270)
[   74.700078][ T1967]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   74.700216][ T1967]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   74.700359][ T1967]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.700503][ T1967]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   74.700643][ T1967]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   74.700776][ T1967]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   74.700910][ T1967]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   74.701044][ T1967]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.701177][ T1967]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   74.701311][ T1967]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   74.701449][ T1967]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   74.701602][ T1967]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   74.701735][ T1967]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   74.701869][ T1967]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   74.702001][ T1967]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   74.702133][ T1967]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.702271][ T1967]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.702409][ T1967]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   74.702547][ T1967]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   74.702687][ T1967]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   74.702820][ T1967]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   74.702958][ T1967]  ? 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))
[   74.703090][ T1967]  ? 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))
[   74.703226][ T1967]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   74.703368][ T1967]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   74.703502][ T1967]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.703663][ T1967]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   74.703814][ T1967]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   74.704088][ T1967]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   74.704232][ T1967]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   74.704374][ T1967]  ? copy_msghdr_from_user (net/socket.c:2635)
[   74.704507][ T1967]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   74.704679][ T1967]  ? move_addr_to_kernel (net/socket.c:258)
[   74.704816][ T1967]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   74.704949][ T1967]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   74.705084][ T1967]  ___sys_sendmsg (net/socket.c:2752)
[   74.705217][ T1967]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   74.705395][ T1967]  ? copy_msghdr_from_user (net/socket.c:2603)
[   74.705545][ T1967]  __sys_sendmsg (net/socket.c:2784)
[   74.705685][ T1967]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   74.705818][ T1967]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   74.705986][ T1967]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   74.706121][ T1967]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.706256][ T1967]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   74.706397][ T1967]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   74.706531][ T1967]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   74.706672][ T1967]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   74.706839][ T1967] RIP: 0033:0x7f60a367c08e
[   74.706979][ T1967] 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
[   74.707464][ T1967] RSP: 002b:00007ffc4b65f2e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   74.707685][ T1967] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f60a367c08e
[   74.707888][ T1967] RDX: 0000000000000000 RSI: 00007ffc4b65f390 RDI: 0000000000000005
[   74.708121][ T1967] RBP: 00007ffc4b65f2f0 R08: 0000000000000000 R09: 0000000000000000
[   74.708334][ T1967] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c3
[   74.708552][ T1967] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc4b65fa60
| [   74.710423][ T1967] ------------[ cut here ]------------
| [   74.710557][ T1967] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1967
| [   74.710843][ T1967] Modules linked in: vxlan
| [   74.711277][ T1967] Tainted: [W]=WARN
[   74.711399][ T1967] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   74.711576][ T1967] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   74.711771][ T1967] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   74.712269][ T1967] RSP: 0018:ffa00000039d6ea0 EFLAGS: 00010286
[   74.712462][ T1967] RAX: 00000000ffffffa6 RBX: ff110000158bf700 RCX: 1ff400000073ad9a
[   74.712675][ T1967] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000158bf7bc
[   74.712884][ T1967] RBP: ff1100001b47a000 R08: 1fe2200002b17ef9 R09: ff11000014f8ae58
[   74.713091][ T1967] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[   74.713305][ T1967] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000002052808
[   74.713528][ T1967] FS:  00007f60a3442840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   74.713782][ T1967] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   74.713957][ T1967] CR2: 00007f60a37121a0 CR3: 0000000012e33002 CR4: 0000000000771ef0
[   74.714171][ T1967] PKRU: 55555554
[   74.714279][ T1967] Call Trace:
[   74.714389][ T1967]  <TASK>
[   74.714464][ T1967]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   74.714612][ T1967]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   74.714718][ T1967]  __dev_notify_flags (net/core/dev.c:9787)
[   74.714860][ T1967]  ? netdev_notice (net/core/dev.c:13008)
[   74.715005][ T1967]  ? netif_change_name (net/core/dev.c:1495)
[   74.715146][ T1967]  ? dev_get_min_mp_channel_count (./include/net/netdev_lock.h:30 (discriminator 1))
[   74.715330][ T1967]  ? netif_disable_lro (net/core/dev.c:11098 net/core/dev.c:1830)
[   74.715473][ T1967]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   74.715622][ T1967]  __dev_set_promiscuity (net/core/dev.c:9630)
[   74.715762][ T1967]  netif_set_promiscuity (net/core/dev.c:9639)
[   74.715901][ T1967]  dev_set_promiscuity (net/core/dev_api.c:288)
[   74.716042][ T1967]  br_port_set_promisc (net/bridge/br_if.c:108)
[   74.716184][ T1967]  br_manage_promisc (net/bridge/br_if.c:174)
[   74.716332][ T1967]  br_add_if (net/bridge/br_if.c:242 net/bridge/br_if.c:627)
[   74.716442][ T1967]  do_set_master (net/core/rtnetlink.c:3011)
[   74.716609][ T1967]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   74.716752][ T1967]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   74.716895][ T1967]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   74.717036][ T1967]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   74.717217][ T1967]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   74.717366][ T1967]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   74.717515][ T1967]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   74.717667][ T1967]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   74.717807][ T1967]  ? __kernel_text_address (kernel/extable.c:79)
[   74.717947][ T1967]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.718090][ T1967]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.718233][ T1967]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   74.718383][ T1967]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.718525][ T1967]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   74.718668][ T1967]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.718807][ T1967]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.718946][ T1967]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   74.719087][ T1967]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   74.719250][ T1967]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   74.719399][ T1967]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   74.719542][ T1967]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   74.719688][ T1967]  ? nla_get_range_signed (lib/nlattr.c:270)
[   74.719831][ T1967]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   74.719974][ T1967]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   74.720116][ T1967]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.720255][ T1967]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   74.720410][ T1967]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   74.720559][ T1967]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   74.720705][ T1967]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   74.720847][ T1967]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.720987][ T1967]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   74.721127][ T1967]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   74.721281][ T1967]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   74.721428][ T1967]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   74.721571][ T1967]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   74.721717][ T1967]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   74.721856][ T1967]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   74.722004][ T1967]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.722146][ T1967]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.722289][ T1967]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   74.722435][ T1967]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   74.722574][ T1967]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   74.722720][ T1967]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   74.722864][ T1967]  ? 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))
[   74.723005][ T1967]  ? 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))
[   74.723163][ T1967]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   74.723313][ T1967]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   74.723459][ T1967]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.723609][ T1967]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   74.723751][ T1967]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   74.723892][ T1967]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   74.724034][ T1967]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   74.724176][ T1967]  ? copy_msghdr_from_user (net/socket.c:2635)
[   74.724322][ T1967]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   74.724495][ T1967]  ? move_addr_to_kernel (net/socket.c:258)
[   74.724644][ T1967]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   74.724784][ T1967]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   74.724925][ T1967]  ___sys_sendmsg (net/socket.c:2752)
[   74.725063][ T1967]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   74.725237][ T1967]  ? copy_msghdr_from_user (net/socket.c:2603)
[   74.725399][ T1967]  __sys_sendmsg (net/socket.c:2784)
[   74.725541][ T1967]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   74.725688][ T1967]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   74.725867][ T1967]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   74.726006][ T1967]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.726148][ T1967]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   74.726292][ T1967]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   74.726434][ T1967]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   74.726573][ T1967]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   74.726752][ T1967] RIP: 0033:0x7f60a367c08e
[   74.726902][ T1967] 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
[   74.727420][ T1967] RSP: 002b:00007ffc4b65f2e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   74.727636][ T1967] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f60a367c08e
[   74.727847][ T1967] RDX: 0000000000000000 RSI: 00007ffc4b65f390 RDI: 0000000000000005
[   74.728056][ T1967] RBP: 00007ffc4b65f2f0 R08: 0000000000000000 R09: 0000000000000000
[   74.728280][ T1967] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c3
[   74.728494][ T1967] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc4b65fa60
| [   74.730327][ T1967] ------------[ cut here ]------------
| [   74.730457][ T1967] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1967
| [   74.730719][ T1967] Modules linked in: vxlan
| [   74.731119][ T1967] Tainted: [W]=WARN
[   74.731223][ T1967] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   74.731403][ T1967] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   74.731573][ T1967] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   74.732080][ T1967] RSP: 0018:ffa00000039d7000 EFLAGS: 00010286
[   74.732245][ T1967] RAX: 00000000ffffffa6 RBX: ff110000158bf8c0 RCX: 1ff400000073adc6
[   74.732448][ T1967] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000158bf97c
[   74.732654][ T1967] RBP: ff1100001b1d2000 R08: 1fe2200002b17f31 R09: ff11000014f8ae58
[   74.732848][ T1967] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   74.733042][ T1967] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   74.733241][ T1967] FS:  00007f60a3442840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   74.733491][ T1967] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   74.733662][ T1967] CR2: 00007f60a37121a0 CR3: 0000000012e33002 CR4: 0000000000771ef0
[   74.733860][ T1967] PKRU: 55555554
[   74.733958][ T1967] Call Trace:
[   74.734056][ T1967]  <TASK>
[   74.734135][ T1967]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.734272][ T1967]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   74.734412][ T1967]  notifier_call_chain (kernel/notifier.c:85)
[   74.734550][ T1967]  call_netdevice_notifiers (net/core/dev.c:2287 net/core/dev.c:2301)
[   74.734690][ T1967]  ? __dev_open (./include/net/netdev_lock.h:33)
[   74.734824][ T1967]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[   74.734957][ T1967]  br_add_if (net/bridge/br_if.c:679)
[   74.735062][ T1967]  do_set_master (net/core/rtnetlink.c:3011)
[   74.735195][ T1967]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   74.736046][ T1967]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   74.736192][ T1967]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   74.736385][ T1967]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   74.736549][ T1967]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   74.736703][ T1967]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   74.736834][ T1967]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   74.736970][ T1967]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   74.737102][ T1967]  ? __kernel_text_address (kernel/extable.c:79)
[   74.737237][ T1967]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.737432][ T1967]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.737630][ T1967]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   74.737763][ T1967]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.737895][ T1967]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   74.738030][ T1967]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.738162][ T1967]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.738296][ T1967]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   74.738488][ T1967]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   74.738626][ T1967]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   74.738759][ T1967]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   74.738894][ T1967]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   74.739042][ T1967]  ? nla_get_range_signed (lib/nlattr.c:270)
[   74.739179][ T1967]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   74.739378][ T1967]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   74.739515][ T1967]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.739654][ T1967]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   74.739785][ T1967]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   74.739918][ T1967]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   74.740048][ T1967]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   74.740183][ T1967]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.740373][ T1967]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   74.740505][ T1967]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   74.740899][ T1967]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   74.741033][ T1967]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   74.741166][ T1967]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   74.741301][ T1967]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   74.741492][ T1967]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   74.741640][ T1967]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.741777][ T1967]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.741909][ T1967]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   74.742042][ T1967]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   74.742176][ T1967]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   74.742312][ T1967]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   74.742518][ T1967]  ? 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))
[   74.742665][ T1967]  ? 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))
[   74.742799][ T1967]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   74.742932][ T1967]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   74.743066][ T1967]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.743202][ T1967]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   74.743396][ T1967]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   74.743529][ T1967]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   74.743670][ T1967]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   74.743801][ T1967]  ? copy_msghdr_from_user (net/socket.c:2635)
[   74.743943][ T1967]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   74.744109][ T1967]  ? move_addr_to_kernel (net/socket.c:258)
[   74.744245][ T1967]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   74.744435][ T1967]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   74.744569][ T1967]  ___sys_sendmsg (net/socket.c:2752)
[   74.744703][ T1967]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   74.744872][ T1967]  ? copy_msghdr_from_user (net/socket.c:2603)
[   74.745018][ T1967]  __sys_sendmsg (net/socket.c:2784)
[   74.745152][ T1967]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   74.745287][ T1967]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   74.745514][ T1967]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   74.745665][ T1967]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.745798][ T1967]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   74.745929][ T1967]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   74.746062][ T1967]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   74.746193][ T1967]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   74.746422][ T1967] RIP: 0033:0x7f60a367c08e
[   74.746568][ T1967] 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
[   74.747044][ T1967] RSP: 002b:00007ffc4b65f2e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   74.747254][ T1967] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f60a367c08e
[   74.747512][ T1967] RDX: 0000000000000000 RSI: 00007ffc4b65f390 RDI: 0000000000000005
[   74.747715][ T1967] RBP: 00007ffc4b65f2f0 R08: 0000000000000000 R09: 0000000000000000
[   74.747911][ T1967] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c3
[   74.748116][ T1967] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc4b65fa60
| [   74.749950][ T1967] ------------[ cut here ]------------
| [   74.750095][ T1967] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1967
| [   74.750384][ T1967] Modules linked in: vxlan
| [   74.750819][ T1967] Tainted: [W]=WARN
[   74.750922][ T1967] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   74.751094][ T1967] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   74.751279][ T1967] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   74.751783][ T1967] RSP: 0018:ffa00000039d6e20 EFLAGS: 00010286
[   74.751996][ T1967] RAX: 00000000ffffffa6 RBX: ff110000141aba80 RCX: 1ff400000073ad8a
[   74.752211][ T1967] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000141abb3c
[   74.752424][ T1967] RBP: ff1100001b1d2000 R08: 1fe2200002835769 R09: ff11000014f8ae58
[   74.752636][ T1967] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   74.752841][ T1967] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   74.753046][ T1967] FS:  00007f60a3442840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   74.753289][ T1967] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   74.753470][ T1967] CR2: 000055669e9bf130 CR3: 0000000012e33001 CR4: 0000000000771ef0
[   74.753682][ T1967] PKRU: 55555554
[   74.753782][ T1967] Call Trace:
[   74.753884][ T1967]  <TASK>
[   74.753956][ T1967]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.754094][ T1967]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   74.754256][ T1967]  notifier_call_chain (kernel/notifier.c:85)
[   74.754406][ T1967]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[   74.754543][ T1967]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[   74.754691][ T1967]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.754826][ T1967]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   74.754965][ T1967]  netif_set_mtu (net/core/dev.c:9910)
[   74.755103][ T1967]  ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2))
[   74.755251][ T1967]  dev_set_mtu (net/core/dev_api.c:249)
[   74.755364][ T1967]  br_mtu_auto_adjust (net/bridge/br_if.c:525 (discriminator 1) net/bridge/br_if.c:514 (discriminator 1))
[   74.755502][ T1967]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[   74.755645][ T1967]  br_add_if (net/bridge/br_if.c:681)
[   74.755753][ T1967]  do_set_master (net/core/rtnetlink.c:3011)
[   74.755889][ T1967]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   74.756026][ T1967]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   74.756164][ T1967]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   74.756322][ T1967]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   74.756495][ T1967]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   74.756637][ T1967]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   74.756773][ T1967]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   74.756909][ T1967]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   74.757046][ T1967]  ? __kernel_text_address (kernel/extable.c:79)
[   74.757186][ T1967]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.757334][ T1967]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.757471][ T1967]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   74.757614][ T1967]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.757751][ T1967]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   74.757887][ T1967]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.758024][ T1967]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.758161][ T1967]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   74.758305][ T1967]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   74.758448][ T1967]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   74.758586][ T1967]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   74.758731][ T1967]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   74.758868][ T1967]  ? nla_get_range_signed (lib/nlattr.c:270)
[   74.759008][ T1967]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   74.759150][ T1967]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   74.759293][ T1967]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.759437][ T1967]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   74.759575][ T1967]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   74.759718][ T1967]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   74.759856][ T1967]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   74.759996][ T1967]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.760145][ T1967]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   74.760284][ T1967]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   74.760431][ T1967]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   74.760571][ T1967]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   74.760714][ T1967]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   74.760852][ T1967]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   74.760997][ T1967]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   74.761133][ T1967]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.761276][ T1967]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.761421][ T1967]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   74.761560][ T1967]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   74.761703][ T1967]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   74.761851][ T1967]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   74.761992][ T1967]  ? 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))
[   74.762128][ T1967]  ? 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))
[   74.762268][ T1967]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   74.762415][ T1967]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   74.762555][ T1967]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.762700][ T1967]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   74.762840][ T1967]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   74.762980][ T1967]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   74.763119][ T1967]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   74.763256][ T1967]  ? copy_msghdr_from_user (net/socket.c:2635)
[   74.763400][ T1967]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   74.763570][ T1967]  ? move_addr_to_kernel (net/socket.c:258)
[   74.763714][ T1967]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   74.763851][ T1967]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   74.763990][ T1967]  ___sys_sendmsg (net/socket.c:2752)
[   74.764135][ T1967]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   74.764311][ T1967]  ? copy_msghdr_from_user (net/socket.c:2603)
[   74.764469][ T1967]  __sys_sendmsg (net/socket.c:2784)
[   74.764610][ T1967]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   74.764750][ T1967]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   74.764923][ T1967]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   74.765070][ T1967]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.765211][ T1967]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   74.765355][ T1967]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   74.765492][ T1967]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   74.765637][ T1967]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   74.765810][ T1967] RIP: 0033:0x7f60a367c08e
[   74.765963][ T1967] 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
[   74.766462][ T1967] RSP: 002b:00007ffc4b65f2e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   74.766675][ T1967] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f60a367c08e
[   74.766882][ T1967] RDX: 0000000000000000 RSI: 00007ffc4b65f390 RDI: 0000000000000005
[   74.767089][ T1967] RBP: 00007ffc4b65f2f0 R08: 0000000000000000 R09: 0000000000000000
[   74.767298][ T1967] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c3
[   74.767511][ T1967] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc4b65fa60
| [   74.769125][ T1967] ------------[ cut here ]------------
| [   74.769254][ T1967] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1967
| [   74.769521][ T1967] Modules linked in: vxlan
| [   74.769927][ T1967] Tainted: [W]=WARN
[   74.770027][ T1967] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   74.770192][ T1967] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   74.770373][ T1967] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   74.770850][ T1967] RSP: 0018:ffa00000039d6f78 EFLAGS: 00010286
[   74.771015][ T1967] RAX: 00000000ffffffa6 RBX: ff110000141aa3c0 RCX: 1ff400000073adb5
[   74.771214][ T1967] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000141aa47c
[   74.771419][ T1967] RBP: ff1100001b1d2000 R08: 1fe2200002835491 R09: ff11000014f8ae58
[   74.771634][ T1967] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   74.771833][ T1967] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[   74.772032][ T1967] FS:  00007f60a3442840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   74.772265][ T1967] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   74.772449][ T1967] CR2: 000055669e9bf130 CR3: 0000000012e33001 CR4: 0000000000771ef0
[   74.772655][ T1967] PKRU: 55555554
[   74.772754][ T1967] Call Trace:
[   74.772854][ T1967]  <TASK>
[   74.772922][ T1967]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.773056][ T1967]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   74.773192][ T1967]  notifier_call_chain (kernel/notifier.c:85)
[   74.773335][ T1967]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[   74.773651][ T1967]  ? netdev_change_features (net/core/dev.c:11117)
[   74.773787][ T1967]  ? br_opt_toggle (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 net/bridge/br.c:402)
[   74.773924][ T1967]  br_add_if (net/bridge/br_if.c:683)
[   74.774027][ T1967]  do_set_master (net/core/rtnetlink.c:3011)
[   74.774159][ T1967]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   74.774299][ T1967]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   74.774440][ T1967]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   74.774583][ T1967]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   74.774756][ T1967]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   74.774887][ T1967]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   74.775018][ T1967]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   74.775149][ T1967]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   74.775283][ T1967]  ? __kernel_text_address (kernel/extable.c:79)
[   74.775429][ T1967]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.775563][ T1967]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.775700][ T1967]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   74.775834][ T1967]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.775966][ T1967]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   74.776098][ T1967]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.776230][ T1967]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.776373][ T1967]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   74.776507][ T1967]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   74.776644][ T1967]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   74.776777][ T1967]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   74.776910][ T1967]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   74.777041][ T1967]  ? nla_get_range_signed (lib/nlattr.c:270)
[   74.777185][ T1967]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   74.777332][ T1967]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   74.777466][ T1967]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.777604][ T1967]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   74.777737][ T1967]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   74.777869][ T1967]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   74.778009][ T1967]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   74.778143][ T1967]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.778279][ T1967]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   74.778426][ T1967]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   74.778558][ T1967]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   74.778700][ T1967]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   74.778842][ T1967]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   74.778974][ T1967]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   74.779106][ T1967]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   74.779240][ T1967]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.779386][ T1967]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.779525][ T1967]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   74.779666][ T1967]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   74.779801][ T1967]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   74.779933][ T1967]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   74.780068][ T1967]  ? 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))
[   74.780199][ T1967]  ? 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))
[   74.780341][ T1967]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   74.780482][ T1967]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   74.780625][ T1967]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.780759][ T1967]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   74.780892][ T1967]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   74.781024][ T1967]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   74.781158][ T1967]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   74.781302][ T1967]  ? copy_msghdr_from_user (net/socket.c:2635)
[   74.781443][ T1967]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   74.781612][ T1967]  ? move_addr_to_kernel (net/socket.c:258)
[   74.781744][ T1967]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   74.781875][ T1967]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   74.782009][ T1967]  ___sys_sendmsg (net/socket.c:2752)
[   74.782140][ T1967]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   74.782310][ T1967]  ? copy_msghdr_from_user (net/socket.c:2603)
[   74.782464][ T1967]  __sys_sendmsg (net/socket.c:2784)
[   74.782610][ T1967]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   74.782743][ T1967]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   74.782915][ T1967]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   74.783047][ T1967]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.783182][ T1967]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   74.783330][ T1967]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   74.783463][ T1967]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   74.783602][ T1967]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   74.783765][ T1967] RIP: 0033:0x7f60a367c08e
[   74.783902][ T1967] 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
[   74.784518][ T1967] RSP: 002b:00007ffc4b65f2e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   74.784724][ T1967] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f60a367c08e
[   74.785050][ T1967] RDX: 0000000000000000 RSI: 00007ffc4b65f390 RDI: 0000000000000005
[   74.785247][ T1967] RBP: 00007ffc4b65f2f0 R08: 0000000000000000 R09: 0000000000000000
[   74.785450][ T1967] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c3
[   74.785658][ T1967] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc4b65fa60
| [   74.817899][ T1968] ------------[ cut here ]------------
| [   74.818087][ T1968] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1968
| [   74.818420][ T1968] Modules linked in: vxlan
| [   74.818928][ T1968] Tainted: [W]=WARN
[   74.819077][ T1968] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   74.819290][ T1968] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   74.819524][ T1968] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   74.820042][ T1968] RSP: 0018:ffa00000039e7020 EFLAGS: 00010286
[   74.820254][ T1968] RAX: 00000000ffffffa6 RBX: ff1100000549d540 RCX: 1ff400000073cdca
[   74.820630][ T1968] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000549d5fc
[   74.820942][ T1968] RBP: ff1100001b47a000 R08: 1fe2200000a93ac1 R09: ff11000014f8d158
[   74.821261][ T1968] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   74.821523][ T1968] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   74.821789][ T1968] FS:  00007f3fa220d840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   74.822066][ T1968] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   74.822285][ T1968] CR2: 0000000017a4d988 CR3: 000000001b183004 CR4: 0000000000771ef0
[   74.822547][ T1968] PKRU: 55555554
[   74.822702][ T1968] Call Trace:
[   74.822849][ T1968]  <TASK>
[   74.822966][ T1968]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   74.823149][ T1968]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   74.823301][ T1968]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   74.823494][ T1968]  __dev_notify_flags (net/core/dev.c:9787)
[   74.823688][ T1968]  ? netif_change_name (net/core/dev.c:1495)
[   74.823868][ T1968]  ? __dev_change_flags (net/core/dev.c:9752)
[   74.824050][ T1968]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   74.824230][ T1968]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   74.824431][ T1968]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   74.824623][ T1968]  netif_change_flags (net/core/dev.c:9820)
[   74.824807][ T1968]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   74.824992][ T1968]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   74.825174][ T1968]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   74.825371][ T1968]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   74.825584][ T1968]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   74.825772][ T1968]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   74.825953][ T1968]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   74.826137][ T1968]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   74.826336][ T1968]  ? __kernel_text_address (kernel/extable.c:79)
[   74.826518][ T1968]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.826707][ T1968]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.826889][ T1968]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   74.827071][ T1968]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.827253][ T1968]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   74.827455][ T1968]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.827643][ T1968]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.827824][ T1968]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   74.828004][ T1968]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   74.828184][ T1968]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   74.828387][ T1968]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   74.828570][ T1968]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   74.828763][ T1968]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   74.828949][ T1968]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   74.829131][ T1968]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.829330][ T1968]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   74.829510][ T1968]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   74.829698][ T1968]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   74.829878][ T1968]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   74.830060][ T1968]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.830240][ T1968]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   74.830438][ T1968]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   74.830625][ T1968]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   74.830807][ T1968]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   74.830988][ T1968]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   74.831168][ T1968]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   74.831369][ T1968]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   74.831550][ T1968]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.831740][ T1968]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   74.831921][ T1968]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   74.832107][ T1968]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   74.832289][ T1968]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   74.832485][ T1968]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   74.832679][ T1968]  ? 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))
[   74.832859][ T1968]  ? 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))
[   74.833044][ T1968]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   74.833232][ T1968]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   74.833433][ T1968]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   74.833623][ T1968]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   74.833805][ T1968]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   74.833988][ T1968]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   74.834171][ T1968]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   74.834371][ T1968]  ? copy_msghdr_from_user (net/socket.c:2635)
[   74.834553][ T1968]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   74.834773][ T1968]  ? move_addr_to_kernel (net/socket.c:258)
[   74.834957][ T1968]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   74.835139][ T1968]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   74.835341][ T1968]  ___sys_sendmsg (net/socket.c:2752)
[   74.835521][ T1968]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   74.835739][ T1968]  ? copy_msghdr_from_user (net/socket.c:2603)
[   74.835936][ T1968]  __sys_sendmsg (net/socket.c:2784)
[   74.836118][ T1968]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   74.836299][ T1968]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   74.836531][ T1968]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   74.836726][ T1968]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   74.836909][ T1968]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   74.837090][ T1968]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   74.837274][ T1968]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   74.837475][ T1968]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   74.837697][ T1968] RIP: 0033:0x7f3fa244708e
[   74.837886][ T1968] 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
[   74.838420][ T1968] RSP: 002b:00007ffcfa498f50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   74.838682][ T1968] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f3fa244708e
[   74.838928][ T1968] RDX: 0000000000000000 RSI: 00007ffcfa499000 RDI: 0000000000000005
[   74.839174][ T1968] RBP: 00007ffcfa498f60 R08: 0000000000000000 R09: 0000000000000000
[   74.839441][ T1968] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c4
[   74.839699][ T1968] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcfa4996d0
| [   75.192522][ T1992] ------------[ cut here ]------------
| [   75.192707][ T1992] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1992
| [   75.192987][ T1992] Modules linked in: vxlan
| [   75.193419][ T1992] Tainted: [W]=WARN
[   75.193523][ T1992] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   75.193699][ T1992] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   75.193877][ T1992] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   75.195045][ T1992] RSP: 0018:ffa0000003a57090 EFLAGS: 00010286
[   75.195218][ T1992] RAX: 00000000ffffffa6 RBX: ff1100001671be00 RCX: 1ff400000074add8
[   75.195432][ T1992] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001671bebc
[   75.195637][ T1992] RBP: ff1100001b219000 R08: 1fe2200002ce37d9 R09: ff11000016bdae80
[   75.195839][ T1992] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   75.196041][ T1992] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   75.196251][ T1992] FS:  00007f36f4f9b840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   75.196508][ T1992] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   75.196685][ T1992] CR2: 000000000042e5e0 CR3: 000000001aa0c005 CR4: 0000000000771ef0
[   75.196891][ T1992] PKRU: 55555554
[   75.196993][ T1992] Call Trace:
[   75.197095][ T1992]  <TASK>
[   75.197165][ T1992]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.197308][ T1992]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   75.197449][ T1992]  notifier_call_chain (kernel/notifier.c:85)
[   75.197588][ T1992]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   75.197734][ T1992]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   75.197873][ T1992]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   75.198011][ T1992]  netdev_upper_dev_link (net/core/dev.c:8972)
[   75.198146][ T1992]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   75.198288][ T1992]  register_vlan_dev (net/8021q/vlan.c:183)
[   75.198432][ T1992]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   75.198569][ T1992]  vlan_newlink (net/8021q/vlan_netlink.c:194)
[   75.198711][ T1992]  ? nla_strscpy (lib/nlattr.c:795)
[   75.198848][ T1992]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   75.198986][ T1992]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   75.199122][ T1992]  ? __dev_get_by_name (net/core/dev.c:883)
[   75.199258][ T1992]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   75.199407][ T1992]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   75.199547][ T1992]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   75.199694][ T1992]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.199831][ T1992]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.199966][ T1992]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   75.200100][ T1992]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   75.200240][ T1992]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.200388][ T1992]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.200527][ T1992]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   75.200669][ T1992]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   75.200807][ T1992]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   75.200943][ T1992]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   75.201077][ T1992]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   75.201215][ T1992]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.201355][ T1992]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.201490][ T1992]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   75.201634][ T1992]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   75.201772][ T1992]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   75.201914][ T1992]  ? 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))
[   75.202050][ T1992]  ? 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))
[   75.202188][ T1992]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   75.202332][ T1992]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   75.202469][ T1992]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   75.202610][ T1992]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   75.202747][ T1992]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   75.202884][ T1992]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   75.203023][ T1992]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   75.203158][ T1992]  ? copy_msghdr_from_user (net/socket.c:2635)
[   75.203297][ T1992]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   75.203472][ T1992]  ? move_addr_to_kernel (net/socket.c:258)
[   75.203619][ T1992]  ___sys_sendmsg (net/socket.c:2752)
[   75.203753][ T1992]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.203888][ T1992]  ? copy_msghdr_from_user (net/socket.c:2603)
[   75.204032][ T1992]  ? 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))
[   75.204169][ T1992]  __sys_sendmsg (net/socket.c:2784)
[   75.204309][ T1992]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   75.204453][ T1992]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.204588][ T1992]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.204729][ T1992]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   75.204865][ T1992]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   75.205003][ T1992]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   75.205140][ T1992]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   75.205319][ T1992] RIP: 0033:0x7f36f51d508e
[   75.205461][ T1992] 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
[   75.205952][ T1992] RSP: 002b:00007ffeb5e06060 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   75.206156][ T1992] RAX: ffffffffffffffda RBX: 00007ffeb5e06820 RCX: 00007f36f51d508e
[   75.206364][ T1992] RDX: 0000000000000000 RSI: 00007ffeb5e06110 RDI: 0000000000000005
[   75.206567][ T1992] RBP: 00007ffeb5e06070 R08: 0000000000000000 R09: 0000000000000000
[   75.206775][ T1992] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c4
[   75.206978][ T1992] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeb5e067e0
| [   75.208609][ T1992] ------------[ cut here ]------------
| [   75.208743][ T1992] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1992
| [   75.209005][ T1992] Modules linked in: vxlan
| [   75.209419][ T1992] Tainted: [W]=WARN
[   75.209521][ T1992] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   75.209698][ T1992] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   75.209870][ T1992] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   75.210352][ T1992] RSP: 0018:ffa0000003a571b0 EFLAGS: 00010286
[   75.210520][ T1992] RAX: 00000000ffffffa6 RBX: ff1100001671a580 RCX: 1ff400000074adfc
[   75.210729][ T1992] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001671a63c
[   75.210926][ T1992] RBP: ff110000194b4000 R08: 1fe2200002ce34c9 R09: ff11000016bdae80
[   75.211124][ T1992] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   75.211330][ T1992] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab76b3a0
[   75.211533][ T1992] FS:  00007f36f4f9b840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   75.211772][ T1992] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   75.211940][ T1992] CR2: 000000000042e5e0 CR3: 000000001aa0c005 CR4: 0000000000771ef0
[   75.212141][ T1992] PKRU: 55555554
[   75.212242][ T1992] Call Trace:
[   75.212350][ T1992]  <TASK>
[   75.212421][ T1992]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   75.212556][ T1992]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   75.212696][ T1992]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   75.212797][ T1992]  __dev_notify_flags (net/core/dev.c:9787)
[   75.212931][ T1992]  ? netdev_update_features (net/core/dev.c:11098)
[   75.213064][ T1992]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[   75.213230][ T1992]  ? netif_change_name (net/core/dev.c:1495)
[   75.213374][ T1992]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   75.213508][ T1992]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   75.213650][ T1992]  ? register_vlan_dev (net/8021q/vlan.c:196)
[   75.213786][ T1992]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   75.213922][ T1992]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   75.214055][ T1992]  ? nla_strscpy (lib/nlattr.c:795)
[   75.214193][ T1992]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   75.214339][ T1992]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   75.214472][ T1992]  ? __dev_get_by_name (net/core/dev.c:883)
[   75.214612][ T1992]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   75.214753][ T1992]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   75.214890][ T1992]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   75.215025][ T1992]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.215158][ T1992]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.215298][ T1992]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   75.215437][ T1992]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   75.215569][ T1992]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.215719][ T1992]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.215854][ T1992]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   75.215988][ T1992]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   75.216122][ T1992]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   75.216256][ T1992]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   75.216397][ T1992]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   75.216534][ T1992]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.216671][ T1992]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.216805][ T1992]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   75.216938][ T1992]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   75.217072][ T1992]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   75.217210][ T1992]  ? 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))
[   75.217350][ T1992]  ? 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))
[   75.217488][ T1992]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   75.217632][ T1992]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   75.217768][ T1992]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   75.217903][ T1992]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   75.218039][ T1992]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   75.218176][ T1992]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   75.218319][ T1992]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   75.218459][ T1992]  ? copy_msghdr_from_user (net/socket.c:2635)
[   75.218600][ T1992]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   75.218768][ T1992]  ? move_addr_to_kernel (net/socket.c:258)
[   75.218908][ T1992]  ___sys_sendmsg (net/socket.c:2752)
[   75.219042][ T1992]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.219178][ T1992]  ? copy_msghdr_from_user (net/socket.c:2603)
[   75.219327][ T1992]  ? 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))
[   75.219464][ T1992]  __sys_sendmsg (net/socket.c:2784)
[   75.219604][ T1992]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   75.219743][ T1992]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.219876][ T1992]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.220012][ T1992]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   75.220145][ T1992]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   75.220283][ T1992]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   75.220427][ T1992]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   75.220601][ T1992] RIP: 0033:0x7f36f51d508e
[   75.220739][ T1992] 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
[   75.221215][ T1992] RSP: 002b:00007ffeb5e06060 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   75.221425][ T1992] RAX: ffffffffffffffda RBX: 00007ffeb5e06820 RCX: 00007f36f51d508e
[   75.221630][ T1992] RDX: 0000000000000000 RSI: 00007ffeb5e06110 RDI: 0000000000000005
[   75.221828][ T1992] RBP: 00007ffeb5e06070 R08: 0000000000000000 R09: 0000000000000000
[   75.222026][ T1992] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c4
[   75.222224][ T1992] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeb5e067e0
| [   75.274296][ T1994] ------------[ cut here ]------------
| [   75.274973][ T1994] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1994
| [   75.275279][ T1994] Modules linked in: vxlan
| [   75.275810][ T1994] Tainted: [W]=WARN
[   75.275958][ T1994] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   75.276171][ T1994] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   75.276410][ T1994] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   75.276953][ T1994] RSP: 0018:ffa0000003a77020 EFLAGS: 00010286
[   75.277167][ T1994] RAX: 00000000ffffffa6 RBX: ff11000019eb8ac0 RCX: 1ff400000074edca
[   75.277427][ T1994] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000019eb8b7c
[   75.277679][ T1994] RBP: ff110000194b4000 R08: 1fe22000033d7171 R09: ff11000013092e58
[   75.277927][ T1994] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   75.278168][ T1994] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   75.278430][ T1994] FS:  00007f99572c1840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   75.278723][ T1994] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   75.278941][ T1994] CR2: 00007f99575911a0 CR3: 000000001b226006 CR4: 0000000000771ef0
[   75.279183][ T1994] PKRU: 55555554
[   75.279352][ T1994] Call Trace:
[   75.279497][ T1994]  <TASK>
[   75.279621][ T1994]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   75.279804][ T1994]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   75.279954][ T1994]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   75.280132][ T1994]  __dev_notify_flags (net/core/dev.c:9787)
[   75.280338][ T1994]  ? netif_change_name (net/core/dev.c:1495)
[   75.280519][ T1994]  ? __dev_change_flags (net/core/dev.c:9752)
[   75.280704][ T1994]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   75.280883][ T1994]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.281065][ T1994]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   75.281248][ T1994]  netif_change_flags (net/core/dev.c:9820)
[   75.281453][ T1994]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   75.281641][ T1994]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   75.281824][ T1994]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   75.282006][ T1994]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   75.282217][ T1994]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   75.282418][ T1994]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   75.282607][ T1994]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   75.282793][ T1994]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   75.282974][ T1994]  ? __kernel_text_address (kernel/extable.c:79)
[   75.283154][ T1994]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   75.283358][ T1994]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.283538][ T1994]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   75.283727][ T1994]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.283906][ T1994]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   75.284087][ T1994]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.284269][ T1994]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.284465][ T1994]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   75.284656][ T1994]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   75.284838][ T1994]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   75.285018][ T1994]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   75.285200][ T1994]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   75.285399][ T1994]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   75.285588][ T1994]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   75.285778][ T1994]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.285956][ T1994]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.286135][ T1994]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   75.286331][ T1994]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   75.286511][ T1994]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.286703][ T1994]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.286883][ T1994]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.287063][ T1994]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   75.287244][ T1994]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.287440][ T1994]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   75.287631][ T1994]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   75.287811][ T1994]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   75.287991][ T1994]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   75.288170][ T1994]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   75.288372][ T1994]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.288553][ T1994]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.288744][ T1994]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   75.288924][ T1994]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   75.289107][ T1994]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   75.289293][ T1994]  ? 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))
[   75.289486][ T1994]  ? 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))
[   75.289675][ T1994]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   75.289858][ T1994]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   75.290037][ T1994]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   75.290220][ T1994]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   75.290425][ T1994]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   75.290615][ T1994]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   75.290798][ T1994]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   75.290979][ T1994]  ? copy_msghdr_from_user (net/socket.c:2635)
[   75.291162][ T1994]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   75.291392][ T1994]  ? move_addr_to_kernel (net/socket.c:258)
[   75.291574][ T1994]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   75.291763][ T1994]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   75.291945][ T1994]  ___sys_sendmsg (net/socket.c:2752)
[   75.292125][ T1994]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   75.292360][ T1994]  ? copy_msghdr_from_user (net/socket.c:2603)
[   75.292556][ T1994]  __sys_sendmsg (net/socket.c:2784)
[   75.292743][ T1994]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   75.292922][ T1994]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   75.293139][ T1994]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   75.293341][ T1994]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.293521][ T1994]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   75.293708][ T1994]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   75.293892][ T1994]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   75.294077][ T1994]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   75.294289][ T1994] RIP: 0033:0x7f99574fb08e
[   75.294490][ T1994] 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
[   75.295010][ T1994] RSP: 002b:00007ffcda6e2e40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   75.295259][ T1994] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f99574fb08e
[   75.295520][ T1994] RDX: 0000000000000000 RSI: 00007ffcda6e2ef0 RDI: 0000000000000005
[   75.295768][ T1994] RBP: 00007ffcda6e2e50 R08: 0000000000000000 R09: 0000000000000000
[   75.296010][ T1994] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c4
[   75.296263][ T1994] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcda6e35c0
| [   75.731600][   T12] ------------[ cut here ]------------
| [   75.731781][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   75.732051][   T12] Modules linked in: vxlan
| [   75.732507][   T12] Tainted: [W]=WARN
[   75.732613][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   75.732775][   T12] Workqueue: netns cleanup_net
[   75.732912][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   75.733082][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   75.733625][   T12] RSP: 0018:ffa00000000c7750 EFLAGS: 00010286
[   75.733809][   T12] RAX: 00000000ffffffa6 RBX: ff11000005665a80 RCX: 1ff4000000018eb0
[   75.734006][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005665b3c
[   75.734202][   T12] RBP: ff1100001ae69000 R08: 1fe2200000accb69 R09: ff11000001aed1d0
[   75.734419][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   75.734617][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   75.734811][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   75.735038][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   75.735199][   T12] CR2: 00007f21e7900000 CR3: 000000000d14d001 CR4: 0000000000771ef0
[   75.735406][   T12] PKRU: 55555554
[   75.735502][   T12] Call Trace:
[   75.735604][   T12]  <TASK>
[   75.735680][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.735815][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   75.735945][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   75.736077][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   75.736210][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   75.736384][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   75.736515][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   75.736651][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   75.736813][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   75.736940][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   75.737103][   T12] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   75.737243][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.737444][   T12]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   75.737615][   T12]  ? call_nexthop_notifiers (net/ipv4/nexthop.c:254 (discriminator 2))
[   75.737758][   T12] vxlan_exit_rtnl (drivers/net/vxlan/vxlan_core.c:4942 drivers/net/vxlan/vxlan_core.c:4953) vxlan
[   75.737947][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   75.738080][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   75.738211][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.738352][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   75.738482][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   75.738616][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   75.738748][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   75.738877][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.739008][   T12]  process_one_work (kernel/workqueue.c:3314)
[   75.739141][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   75.739275][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.739415][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   75.739549][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   75.739684][   T12]  kthread (kernel/kthread.c:436)
[   75.739780][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   75.739944][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   75.740078][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   75.740212][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   75.740383][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   75.740515][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   75.740650][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   75.742617][   T12] ------------[ cut here ]------------
| [   75.742749][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   75.743000][   T12] Modules linked in: vxlan
| [   75.743447][   T12] Tainted: [W]=WARN
[   75.743544][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   75.743713][   T12] Workqueue: netns cleanup_net
[   75.743848][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   75.744020][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   75.744490][   T12] RSP: 0018:ffa00000000c7750 EFLAGS: 00010286
[   75.744659][   T12] RAX: 00000000ffffffa6 RBX: ff11000005664900 RCX: 1ff4000000018eb0
[   75.744865][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000056649bc
[   75.745065][   T12] RBP: ff1100001ae69000 R08: 1fe2200000acc939 R09: ff11000001aed1d0
[   75.745257][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   75.745456][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   75.745659][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   75.745884][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   75.746046][   T12] CR2: 00007f21e7900000 CR3: 000000000d14d001 CR4: 0000000000771ef0
[   75.746241][   T12] PKRU: 55555554
[   75.746347][   T12] Call Trace:
[   75.746444][   T12]  <TASK>
[   75.746510][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.746647][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   75.746776][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   75.746914][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   75.747044][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   75.747209][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   75.747348][   T12]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   75.747513][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   75.747649][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   75.747812][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   75.747942][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   75.748107][   T12] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   75.748241][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.748379][   T12]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   75.748541][   T12]  ? call_nexthop_notifiers (net/ipv4/nexthop.c:254 (discriminator 2))
[   75.748684][   T12] vxlan_exit_rtnl (drivers/net/vxlan/vxlan_core.c:4942 drivers/net/vxlan/vxlan_core.c:4953) vxlan
[   75.748814][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   75.748945][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   75.749072][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.749206][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   75.749348][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   75.749478][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   75.749618][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   75.749746][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.749876][   T12]  process_one_work (kernel/workqueue.c:3314)
[   75.750007][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   75.750137][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.750276][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   75.750417][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   75.750547][   T12]  kthread (kernel/kthread.c:436)
[   75.750653][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   75.750814][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   75.750944][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   75.751072][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   75.751235][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   75.751376][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   75.751507][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   75.753240][   T12] ------------[ cut here ]------------
| [   75.753381][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   75.753643][   T12] Modules linked in: vxlan
| [   75.754072][   T12] Tainted: [W]=WARN
[   75.754172][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   75.754974][   T12] Workqueue: netns cleanup_net
[   75.755111][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   75.755281][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   75.755821][   T12] RSP: 0018:ffa00000000c77b0 EFLAGS: 00010286
[   75.755989][   T12] RAX: 00000000ffffffa6 RBX: ff11000005664040 RCX: 1ff4000000018ebc
[   75.756183][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000056640fc
[   75.756442][   T12] RBP: ff11000016ca2000 R08: 1fe2200000acc821 R09: ff11000001aed1d0
[   75.756643][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000100
[   75.756838][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   75.757035][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   75.757331][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   75.757495][   T12] CR2: 00007f21e7900000 CR3: 000000000d14d001 CR4: 0000000000771ef0
[   75.757698][   T12] PKRU: 55555554
[   75.757796][   T12] Call Trace:
[   75.757895][   T12]  <TASK>
[   75.757963][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   75.758096][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   75.758196][   T12]  __dev_notify_flags (net/core/dev.c:9787)
[   75.758386][   T12]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   75.758521][   T12]  ? netdev_notice (net/core/dev.c:13008)
[   75.758657][   T12]  ? netif_change_name (net/core/dev.c:1495)
[   75.758788][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.758921][   T12]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[   75.759052][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.759188][   T12]  __dev_set_promiscuity (net/core/dev.c:9630)
[   75.759379][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   75.759511][   T12]  netif_set_promiscuity (net/core/dev.c:9639)
[   75.759648][   T12]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   75.759784][   T12]  dev_set_promiscuity (net/core/dev_api.c:288)
[   75.759917][   T12]  del_nbp (net/bridge/br_if.c:254 net/bridge/br_if.c:340)
[   75.760021][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[   75.760152][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[   75.760289][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   75.760476][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   75.760610][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.760742][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   75.760874][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   75.761005][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   75.761137][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   75.761272][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.761460][   T12]  process_one_work (kernel/workqueue.c:3314)
[   75.761602][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   75.761732][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.761865][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   75.762001][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   75.762132][   T12]  kthread (kernel/kthread.c:436)
[   75.762230][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   75.762450][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   75.762580][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   75.762716][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   75.762879][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   75.763010][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   75.763143][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   75.773939][   T12] ------------[ cut here ]------------
| [   75.774074][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   75.774338][   T12] Modules linked in: vxlan
| [   75.774758][   T12] Tainted: [W]=WARN
[   75.774853][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   75.775012][   T12] Workqueue: netns cleanup_net
[   75.775144][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   75.775310][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   75.775788][   T12] RSP: 0018:ffa00000000c77d0 EFLAGS: 00010286
[   75.775952][   T12] RAX: 00000000ffffffa6 RBX: ff1100001311c3c0 RCX: 1ff4000000018ec0
[   75.776145][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001311c47c
[   75.776344][   T12] RBP: ff11000016ca2000 R08: 1fe2200002623891 R09: ff11000001aed1d0
[   75.776531][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   75.776731][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   75.776921][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   75.777141][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   75.777305][   T12] CR2: 00007f21e7900000 CR3: 000000000d14d001 CR4: 0000000000771ef0
[   75.777500][   T12] PKRU: 55555554
[   75.777599][   T12] Call Trace:
[   75.777702][   T12]  <TASK>
[   75.777772][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.777903][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   75.778032][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   75.778160][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   75.778290][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   75.778454][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.778579][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.778711][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   75.778837][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   75.778993][   T12]  ? br_manage_promisc (net/bridge/br_if.c:174)
[   75.779120][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   75.779247][   T12]  del_nbp (net/bridge/br_if.c:363)
[   75.779352][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[   75.779480][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[   75.779617][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   75.779746][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   75.779877][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.780005][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   75.780132][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   75.780258][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   75.780393][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   75.780519][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.780652][   T12]  process_one_work (kernel/workqueue.c:3314)
[   75.780783][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   75.780907][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.781038][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   75.781172][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   75.781302][   T12]  kthread (kernel/kthread.c:436)
[   75.781457][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   75.781624][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   75.781752][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   75.781877][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   75.782036][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   75.782162][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   75.782293][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   75.784920][   T12] ------------[ cut here ]------------
| [   75.785046][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   75.785309][   T12] Modules linked in: vxlan
| [   75.785765][   T12] Tainted: [W]=WARN
[   75.785864][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   75.786027][   T12] Workqueue: netns cleanup_net
[   75.786164][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   75.786347][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   75.786833][   T12] RSP: 0018:ffa00000000c77b0 EFLAGS: 00010286
[   75.786999][   T12] RAX: 00000000ffffffa6 RBX: ff1100001311de00 RCX: 1ff4000000018ebc
[   75.787196][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001311debc
[   75.787404][   T12] RBP: ff1100001aee9000 R08: 1fe2200002623bd9 R09: ff11000001aed1d0
[   75.787603][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[   75.787797][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   75.787993][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   75.788223][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   75.788398][   T12] CR2: 00007f63f7ad9574 CR3: 000000000d14d002 CR4: 0000000000771ef0
[   75.788601][   T12] PKRU: 55555554
[   75.788700][   T12] Call Trace:
[   75.788799][   T12]  <TASK>
[   75.788868][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   75.789000][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   75.789100][   T12]  __dev_notify_flags (net/core/dev.c:9787)
[   75.789230][   T12]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   75.789372][   T12]  ? netdev_notice (net/core/dev.c:13008)
[   75.789510][   T12]  ? netif_change_name (net/core/dev.c:1495)
[   75.789652][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.789782][   T12]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[   75.789912][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.790043][   T12]  __dev_set_promiscuity (net/core/dev.c:9630)
[   75.790175][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   75.790311][   T12]  netif_set_promiscuity (net/core/dev.c:9639)
[   75.790448][   T12]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   75.790579][   T12]  dev_set_promiscuity (net/core/dev_api.c:288)
[   75.790716][   T12]  del_nbp (net/bridge/br_if.c:254 net/bridge/br_if.c:340)
[   75.790815][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   75.790947][   T12]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   75.791111][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[   75.791244][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[   75.791384][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   75.791516][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   75.791651][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.791790][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   75.791922][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   75.792051][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   75.792183][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   75.792320][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.792453][   T12]  process_one_work (kernel/workqueue.c:3314)
[   75.792593][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   75.792723][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.792856][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   75.792992][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   75.793124][   T12]  kthread (kernel/kthread.c:436)
[   75.793223][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   75.793393][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   75.793524][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   75.793662][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   75.793824][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   75.793954][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   75.794085][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   75.796276][   T12] ------------[ cut here ]------------
| [   75.796418][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   75.796678][   T12] Modules linked in: vxlan
| [   75.797101][   T12] Tainted: [W]=WARN
[   75.797202][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   75.797376][   T12] Workqueue: netns cleanup_net
[   75.797510][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   75.797683][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   75.798135][   T12] RSP: 0018:ffa00000000c77d0 EFLAGS: 00010286
[   75.798315][   T12] RAX: 00000000ffffffa6 RBX: ff1100001311d000 RCX: 1ff4000000018ec0
[   75.798512][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001311d0bc
[   75.798708][   T12] RBP: ff1100001aee9000 R08: 1fe2200002623a19 R09: ff11000001aed1d0
[   75.798899][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   75.799091][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   75.799283][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   75.799518][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   75.799686][   T12] CR2: 00007f63f7ad9574 CR3: 000000000d14d002 CR4: 0000000000771ef0
[   75.799877][   T12] PKRU: 55555554
[   75.799973][   T12] Call Trace:
[   75.800072][   T12]  <TASK>
[   75.800139][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.800279][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   75.800418][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   75.800550][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   75.800686][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   75.800847][   T12]  ? fdb_delete_local (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 net/bridge/br_fdb.c:365)
[   75.800974][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.801103][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   75.801230][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   75.801399][   T12]  ? br_manage_promisc (net/bridge/br_if.c:152 (discriminator 1))
[   75.801529][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   75.801666][   T12]  del_nbp (net/bridge/br_if.c:363)
[   75.801764][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[   75.801892][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[   75.802021][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   75.802150][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   75.802279][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.802418][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   75.802546][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   75.802680][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   75.802810][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   75.802937][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.803065][   T12]  process_one_work (kernel/workqueue.c:3314)
[   75.803196][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   75.803337][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.803495][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   75.803633][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   75.803766][   T12]  kthread (kernel/kthread.c:436)
[   75.803862][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   75.804021][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   75.804148][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   75.804280][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   75.804447][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   75.804575][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   75.804708][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   75.807033][   T12] ------------[ cut here ]------------
| [   75.807159][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   75.808109][   T12] Modules linked in: vxlan
| [   75.808663][   T12] Tainted: [W]=WARN
[   75.808763][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   75.808925][   T12] Workqueue: netns cleanup_net
[   75.809061][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   75.809230][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   75.809765][   T12] RSP: 0018:ffa00000000c77b0 EFLAGS: 00010286
[   75.809929][   T12] RAX: 00000000ffffffa6 RBX: ff11000017765e00 RCX: 1ff4000000018ebc
[   75.810122][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000017765ebc
[   75.810373][   T12] RBP: ff1100001b0c2000 R08: 1fe2200002eecbd9 R09: ff11000001aed1d0
[   75.810572][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[   75.810775][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   75.810970][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   75.811197][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   75.811425][   T12] CR2: 00007f63f7ad9574 CR3: 000000000d14d002 CR4: 0000000000771ef0
[   75.811627][   T12] PKRU: 55555554
[   75.811725][   T12] Call Trace:
[   75.811822][   T12]  <TASK>
[   75.811890][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   75.812022][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   75.812123][   T12]  __dev_notify_flags (net/core/dev.c:9787)
[   75.812255][   T12]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   75.812443][   T12]  ? netdev_notice (net/core/dev.c:13008)
[   75.812580][   T12]  ? netif_change_name (net/core/dev.c:1495)
[   75.812717][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.812848][   T12]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[   75.812979][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.813111][   T12]  __dev_set_promiscuity (net/core/dev.c:9630)
[   75.813244][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   75.813434][   T12]  netif_set_promiscuity (net/core/dev.c:9639)
[   75.813564][   T12]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   75.813700][   T12]  dev_set_promiscuity (net/core/dev_api.c:288)
[   75.813835][   T12]  del_nbp (net/bridge/br_if.c:254 net/bridge/br_if.c:340)
[   75.813935][   T12]  ? kernfs_put.part.0 (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:1383 fs/kernfs/dir.c:622)
[   75.814070][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[   75.814203][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[   75.814394][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   75.814527][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   75.814662][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.814795][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   75.814926][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   75.815059][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   75.815188][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   75.815379][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.815513][   T12]  process_one_work (kernel/workqueue.c:3314)
[   75.815653][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   75.815784][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.815921][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   75.816056][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   75.816186][   T12]  kthread (kernel/kthread.c:436)
[   75.816291][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   75.816508][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   75.816646][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   75.816779][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   75.816943][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   75.817075][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   75.817210][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   75.820577][   T12] ------------[ cut here ]------------
| [   75.820737][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   75.820997][   T12] Modules linked in: vxlan
| [   75.821450][   T12] Tainted: [W]=WARN
[   75.821545][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   75.821725][   T12] Workqueue: netns cleanup_net
[   75.821864][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   75.822043][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   75.822513][   T12] RSP: 0018:ffa00000000c77d0 EFLAGS: 00010286
[   75.822678][   T12] RAX: 00000000ffffffa6 RBX: ff11000017764e40 RCX: 1ff4000000018ec0
[   75.822867][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000017764efc
[   75.823055][   T12] RBP: ff1100001b0c2000 R08: 1fe2200002eec9e1 R09: ff11000001aed1d0
[   75.823244][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   75.823443][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   75.823633][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   75.823859][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   75.824022][   T12] CR2: 00007f21e7900000 CR3: 000000000d14d001 CR4: 0000000000771ef0
[   75.824217][   T12] PKRU: 55555554
[   75.824321][   T12] Call Trace:
[   75.824414][   T12]  <TASK>
[   75.824480][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.824612][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   75.824738][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   75.824866][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   75.824993][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   75.825154][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   75.825282][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   75.825445][   T12]  ? br_manage_promisc (net/bridge/br_if.c:174)
[   75.825575][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   75.825711][   T12]  del_nbp (net/bridge/br_if.c:363)
[   75.825808][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[   75.825934][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[   75.826060][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   75.826189][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   75.826325][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.826454][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   75.826581][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   75.826712][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   75.826839][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   75.826968][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.827094][   T12]  process_one_work (kernel/workqueue.c:3314)
[   75.827223][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   75.827419][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.827610][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   75.827742][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   75.827869][   T12]  kthread (kernel/kthread.c:436)
[   75.827969][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   75.828126][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   75.828254][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   75.828442][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   75.828613][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   75.828740][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   75.828870][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   75.830859][   T12] ------------[ cut here ]------------
| [   75.830985][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   75.831241][   T12] Modules linked in: vxlan
| [   75.831700][   T12] Tainted: [W]=WARN
[   75.831797][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   75.831961][   T12] Workqueue: netns cleanup_net
[   75.832096][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   75.832262][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   75.832806][   T12] RSP: 0018:ffa00000000c77b0 EFLAGS: 00010286
[   75.832969][   T12] RAX: 00000000ffffffa6 RBX: ff11000017764040 RCX: 1ff4000000018ebc
[   75.833161][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000177640fc
[   75.833412][   T12] RBP: ff11000015ac9000 R08: 1fe2200002eec821 R09: ff11000001aed1d0
[   75.833613][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000100
[   75.833807][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   75.834003][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   75.834231][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   75.834455][   T12] CR2: 00007f21e7900000 CR3: 000000000d14d001 CR4: 0000000000771ef0
[   75.834655][   T12] PKRU: 55555554
[   75.834752][   T12] Call Trace:
[   75.834873][   T12]  <TASK>
[   75.834940][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   75.835070][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   75.835168][   T12]  __dev_notify_flags (net/core/dev.c:9787)
[   75.835301][   T12]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   75.835440][   T12]  ? netdev_notice (net/core/dev.c:13008)
[   75.835580][   T12]  ? netif_change_name (net/core/dev.c:1495)
[   75.835719][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.835849][   T12]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[   75.835979][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.836111][   T12]  __dev_set_promiscuity (net/core/dev.c:9630)
[   75.836242][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   75.836382][   T12]  netif_set_promiscuity (net/core/dev.c:9639)
[   75.836512][   T12]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   75.836651][   T12]  dev_set_promiscuity (net/core/dev_api.c:288)
[   75.836787][   T12]  del_nbp (net/bridge/br_if.c:254 net/bridge/br_if.c:340)
[   75.836886][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   75.837015][   T12]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   75.837181][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[   75.837321][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[   75.837453][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   75.837585][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   75.837724][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.837859][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   75.837989][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   75.838117][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   75.838248][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   75.838385][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.838517][   T12]  process_one_work (kernel/workqueue.c:3314)
[   75.838658][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   75.838792][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.838926][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   75.839062][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   75.839195][   T12]  kthread (kernel/kthread.c:436)
[   75.839297][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   75.839465][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   75.839602][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   75.839733][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   75.839896][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   75.840027][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   75.840164][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   75.842339][   T12] ------------[ cut here ]------------
| [   75.842466][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   75.842719][   T12] Modules linked in: vxlan
| [   75.843139][   T12] Tainted: [W]=WARN
[   75.843294][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   75.843545][   T12] Workqueue: netns cleanup_net
[   75.843692][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   75.843858][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   75.844394][   T12] RSP: 0018:ffa00000000c77d0 EFLAGS: 00010286
[   75.844553][   T12] RAX: 00000000ffffffa6 RBX: ff1100001472a200 RCX: 1ff4000000018ec0
[   75.844748][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001472a2bc
[   75.844949][   T12] RBP: ff11000015ac9000 R08: 1fe22000028e5459 R09: ff11000001aed1d0
[   75.845138][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   75.845402][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   75.845603][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   75.845828][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   75.845990][   T12] CR2: 00007f21e7900000 CR3: 000000000d14d001 CR4: 0000000000771ef0
[   75.846188][   T12] PKRU: 55555554
[   75.846285][   T12] Call Trace:
[   75.846472][   T12]  <TASK>
[   75.846539][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.846672][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   75.846823][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   75.846957][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   75.847084][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   75.847246][   T12]  ? fdb_delete_local (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 net/bridge/br_fdb.c:365)
[   75.847427][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   75.847554][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   75.847691][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   75.847847][   T12]  ? br_manage_promisc (net/bridge/br_if.c:152 (discriminator 1))
[   75.847974][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   75.848102][   T12]  del_nbp (net/bridge/br_if.c:363)
[   75.848200][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[   75.848386][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[   75.848513][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   75.848649][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   75.848776][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.848905][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   75.849031][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   75.849157][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   75.849286][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   75.849465][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.849598][   T12]  process_one_work (kernel/workqueue.c:3314)
[   75.849738][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   75.849863][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.849994][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   75.850124][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   75.850250][   T12]  kthread (kernel/kthread.c:436)
[   75.850401][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   75.850564][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   75.850698][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   75.850825][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   75.850982][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   75.851108][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   75.851237][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   75.860168][   T12] ------------[ cut here ]------------
| [   75.860304][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   75.860550][   T12] Modules linked in: vxlan
| [   75.860964][   T12] Tainted: [W]=WARN
[   75.861062][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   75.861216][   T12] Workqueue: netns cleanup_net
[   75.861354][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   75.861518][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   75.861978][   T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286
[   75.862135][   T12] RAX: 00000000ffffffa6 RBX: ff1100001a757700 RCX: 1ff4000000018ec7
[   75.862525][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001a7577bc
[   75.862723][   T12] RBP: ff1100001b0c2000 R08: 1fe22000034eaef9 R09: ff11000001aed1d0
[   75.862906][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   75.863087][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000016ca2000
[   75.863275][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   75.863535][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   75.863695][   T12] CR2: 00007f63f7ad9574 CR3: 000000000d14d002 CR4: 0000000000771ef0
[   75.863880][   T12] PKRU: 55555554
[   75.863971][   T12] Call Trace:
[   75.864064][   T12]  <TASK>
[   75.864129][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   75.864253][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   75.864357][   T12]  netif_close_many (net/core/dev.c:1804)
[   75.864489][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   75.864616][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   75.864768][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   75.864920][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   75.865045][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   75.865198][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   75.865328][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   75.865454][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   75.865579][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   75.865707][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   75.865832][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   75.865956][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   75.866078][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.866207][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   75.866342][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   75.866469][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   75.866597][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   75.866722][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.866848][   T12]  process_one_work (kernel/workqueue.c:3314)
[   75.866975][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   75.867096][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.867227][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   75.867362][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   75.867482][   T12]  kthread (kernel/kthread.c:436)
[   75.867573][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   75.867729][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   75.867851][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   75.867972][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   75.868124][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   75.868248][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   75.868378][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   75.870540][   T12] ------------[ cut here ]------------
| [   75.870671][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   75.870909][   T12] Modules linked in: vxlan
| [   75.871312][   T12] Tainted: [W]=WARN
[   75.871981][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   75.872138][   T12] Workqueue: netns cleanup_net
[   75.872268][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   75.872531][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   75.872969][   T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286
[   75.873125][   T12] RAX: 00000000ffffffa6 RBX: ff11000010b903c0 RCX: 1ff4000000018ec7
[   75.873309][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010b9047c
[   75.873596][   T12] RBP: ff11000016ca2000 R08: 1fe2200002172091 R09: ff11000001aed1d0
[   75.873777][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   75.873962][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000175e2000
[   75.874147][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   75.874455][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   75.874727][   T12] CR2: 00007f63f7ad9574 CR3: 000000000d14d002 CR4: 0000000000771ef0
[   75.874922][   T12] PKRU: 55555554
[   75.875015][   T12] Call Trace:
[   75.875106][   T12]  <TASK>
[   75.875178][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   75.875305][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   75.875461][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   75.875555][   T12]  netif_close_many (net/core/dev.c:1804)
[   75.875686][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   75.875809][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   75.875966][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   75.876120][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   75.876244][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   75.876404][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   75.876529][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   75.876660][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   75.876783][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   75.876906][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   75.877030][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   75.877155][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   75.877278][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.877416][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   75.877545][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   75.877673][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   75.877804][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   75.877927][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.878062][   T12]  process_one_work (kernel/workqueue.c:3314)
[   75.878192][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   75.878324][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.878461][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   75.878593][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   75.878718][   T12]  kthread (kernel/kthread.c:436)
[   75.878810][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   75.878962][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   75.879089][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   75.879213][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   75.879376][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   75.879502][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   75.879631][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   75.881639][   T12] ------------[ cut here ]------------
| [   75.881765][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   75.882006][   T12] Modules linked in: vxlan
| [   75.882878][   T12] Tainted: [W]=WARN
[   75.882969][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   75.883173][   T12] Workqueue: netns cleanup_net
[   75.883306][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   75.883525][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   75.883975][   T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286
[   75.884129][   T12] RAX: 00000000ffffffa6 RBX: ff11000012cba040 RCX: 1ff4000000018ec7
[   75.884314][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012cba0fc
[   75.884545][   T12] RBP: ff110000175e2000 R08: 1fe2200002597421 R09: ff11000001aed1d0
[   75.884738][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   75.884928][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000019e12000
[   75.885111][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   75.885383][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   75.885538][   T12] CR2: 00007f63f7ad9574 CR3: 000000000d14d002 CR4: 0000000000771ef0
[   75.885735][   T12] PKRU: 55555554
[   75.885827][   T12] Call Trace:
[   75.885917][   T12]  <TASK>
[   75.885986][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   75.886111][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   75.886236][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   75.886385][   T12]  netif_close_many (net/core/dev.c:1804)
[   75.886511][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   75.886641][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   75.886793][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   75.886945][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   75.887067][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   75.887219][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   75.887398][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   75.887524][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   75.887657][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   75.887776][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   75.887901][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   75.888026][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   75.888149][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.888279][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   75.888453][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   75.888579][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   75.888710][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   75.888832][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.888955][   T12]  process_one_work (kernel/workqueue.c:3314)
[   75.889083][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   75.889208][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.889393][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   75.889524][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   75.889656][   T12]  kthread (kernel/kthread.c:436)
[   75.889750][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   75.889902][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   75.890029][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   75.890152][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   75.890362][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   75.890488][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   75.890617][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   75.893839][   T12] ------------[ cut here ]------------
| [   75.893965][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   75.894210][   T12] Modules linked in: vxlan
| [   75.894630][   T12] Tainted: [W]=WARN
[   75.894722][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   75.894878][   T12] Workqueue: netns cleanup_net
[   75.895004][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   75.895166][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   75.895626][   T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286
[   75.895785][   T12] RAX: 00000000ffffffa6 RBX: ff110000129c9c40 RCX: 1ff4000000018ec7
[   75.895965][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129c9cfc
[   75.896148][   T12] RBP: ff11000019e12000 R08: 1fe22000025393a1 R09: ff11000001aed1d0
[   75.896341][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   75.896527][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0
[   75.896720][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   75.896931][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   75.897083][   T12] CR2: 00007f63f7ad9574 CR3: 000000000d14d002 CR4: 0000000000771ef0
[   75.897274][   T12] PKRU: 55555554
[   75.897373][   T12] Call Trace:
[   75.897465][   T12]  <TASK>
[   75.897529][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   75.897657][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   75.897778][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   75.897872][   T12]  netif_close_many (net/core/dev.c:1804)
[   75.897995][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   75.898117][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   75.898275][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   75.898433][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   75.898558][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   75.898713][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   75.898834][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   75.898958][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   75.899083][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   75.899209][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   75.899348][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   75.899474][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   75.899599][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.899728][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   75.899852][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   75.899973][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   75.900099][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   75.900219][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.900429][   T12]  process_one_work (kernel/workqueue.c:3314)
[   75.900556][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   75.900684][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.900969][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   75.901097][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   75.901218][   T12]  kthread (kernel/kthread.c:436)
[   75.901321][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   75.901552][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   75.901683][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   75.901890][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   75.902044][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   75.902166][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   75.902292][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   75.905648][   T12] ------------[ cut here ]------------
| [   75.905771][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   75.906006][   T12] Modules linked in: vxlan
| [   75.906407][   T12] Tainted: [W]=WARN
[   75.906503][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   75.906658][   T12] Workqueue: netns cleanup_net
[   75.906782][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   75.906945][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   75.907377][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   75.907528][   T12] RAX: 00000000ffffffa6 RBX: ff11000014daa580 RCX: 1ff4000000018eed
[   75.907713][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014daa63c
[   75.907895][   T12] RBP: ff11000015c0c000 R08: 1fe22000029b54c9 R09: ff11000001aed1d0
[   75.908071][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   75.908251][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   75.908441][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   75.908654][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   75.908802][   T12] CR2: 00007f63f7ad9574 CR3: 000000000d14d002 CR4: 0000000000771ef0
[   75.908982][   T12] PKRU: 55555554
[   75.909074][   T12] Call Trace:
[   75.909168][   T12]  <TASK>
[   75.909232][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   75.909392][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   75.909540][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   75.909669][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   75.909789][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   75.909907][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   75.910028][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   75.910148][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   75.910275][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.910404][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   75.910526][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   75.910657][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   75.910778][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   75.910896][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.911017][   T12]  process_one_work (kernel/workqueue.c:3314)
[   75.911140][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   75.911262][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.911396][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   75.911524][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   75.911646][   T12]  kthread (kernel/kthread.c:436)
[   75.911735][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   75.911882][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   75.912004][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   75.912129][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   75.912280][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   75.912404][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   75.912526][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   75.914815][   T12] ------------[ cut here ]------------
| [   75.914932][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   75.915163][   T12] Modules linked in: vxlan
| [   75.916060][   T12] Tainted: [W]=WARN
[   75.916151][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   75.916303][   T12] Workqueue: netns cleanup_net
[   75.916476][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   75.916634][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   75.917069][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   75.917218][   T12] RAX: 00000000ffffffa6 RBX: ff11000014daa900 RCX: 1ff4000000018eed
[   75.917445][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014daa9bc
[   75.917628][   T12] RBP: ff11000015d84000 R08: 1fe22000029b5539 R09: ff11000001aed1d0
[   75.917803][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   75.917980][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   75.918154][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   75.918466][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   75.918622][   T12] CR2: 00007f63f7ad9574 CR3: 000000000d14d002 CR4: 0000000000771ef0
[   75.918802][   T12] PKRU: 55555554
[   75.918890][   T12] Call Trace:
[   75.918978][   T12]  <TASK>
[   75.919039][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   75.919189][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   75.919386][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   75.919506][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   75.919633][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   75.919749][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   75.919869][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   75.919991][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   75.920109][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.920232][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   75.920400][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   75.920522][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   75.920653][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   75.920770][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.920889][   T12]  process_one_work (kernel/workqueue.c:3314)
[   75.921015][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   75.921137][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.921262][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   75.921437][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   75.921555][   T12]  kthread (kernel/kthread.c:436)
[   75.921655][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   75.921803][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   75.921926][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   75.922043][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   75.922193][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   75.922362][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   75.922481][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   75.926212][   T12] ------------[ cut here ]------------
| [   75.926350][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   75.926594][   T12] Modules linked in: vxlan
| [   75.926982][   T12] Tainted: [W]=WARN
[   75.927071][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   75.927223][   T12] Workqueue: netns cleanup_net
[   75.927356][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   75.927510][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   75.927945][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   75.928095][   T12] RAX: 00000000ffffffa6 RBX: ff11000014daa3c0 RCX: 1ff4000000018eed
[   75.928275][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014daa47c
[   75.928461][   T12] RBP: ff11000019429000 R08: 1fe22000029b5491 R09: ff11000001aed1d0
[   75.928643][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   75.928818][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   75.928995][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   75.929203][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   75.929360][   T12] CR2: 00007f63f7ad9574 CR3: 000000000d14d002 CR4: 0000000000771ef0
[   75.929537][   T12] PKRU: 55555554
[   75.929630][   T12] Call Trace:
[   75.929719][   T12]  <TASK>
[   75.929782][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   75.929932][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   75.930079][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   75.930199][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   75.930328][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   75.930447][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   75.930567][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   75.930698][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   75.930820][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.930943][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   75.931062][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   75.931183][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   75.931308][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   75.931432][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.931552][   T12]  process_one_work (kernel/workqueue.c:3314)
[   75.931683][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   75.931802][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.931925][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   75.932049][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   75.932169][   T12]  kthread (kernel/kthread.c:436)
[   75.932259][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   75.932990][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   75.933116][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   75.933238][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   75.933441][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   75.933559][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   75.933683][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   75.936186][   T12] ------------[ cut here ]------------
| [   75.936308][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   75.936547][   T12] Modules linked in: vxlan
| [   75.936941][   T12] Tainted: [W]=WARN
[   75.937034][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   75.937185][   T12] Workqueue: netns cleanup_net
[   75.937308][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   75.937467][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   75.937901][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   75.938048][   T12] RAX: 00000000ffffffa6 RBX: ff11000014daa200 RCX: 1ff4000000018eed
[   75.938221][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014daa2bc
[   75.938408][   T12] RBP: ff1100001a8ec000 R08: 1fe22000029b5459 R09: ff11000001aed1d0
[   75.938583][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   75.938763][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   75.938938][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   75.939149][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   75.939299][   T12] CR2: 00007f63f7ad9574 CR3: 000000000d14d002 CR4: 0000000000771ef0
[   75.939480][   T12] PKRU: 55555554
[   75.939570][   T12] Call Trace:
[   75.939663][   T12]  <TASK>
[   75.939723][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   75.939871][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   75.940017][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   75.940133][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   75.940252][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   75.940378][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   75.940501][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   75.940631][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   75.940750][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.940873][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   75.940993][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   75.941109][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   75.941228][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   75.941360][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.941477][   T12]  process_one_work (kernel/workqueue.c:3314)
[   75.941605][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   75.941723][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.941846][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   75.941966][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   75.942082][   T12]  kthread (kernel/kthread.c:436)
[   75.942172][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   75.942325][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   75.942445][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   75.942563][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   75.942716][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   75.942837][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   75.942954][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   75.944937][   T12] ------------[ cut here ]------------
| [   75.945055][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   75.945298][   T12] Modules linked in: vxlan
| [   75.946251][   T12] Tainted: [W]=WARN
[   75.946440][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   75.946596][   T12] Workqueue: netns cleanup_net
[   75.946717][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   75.946869][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   75.947288][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   75.947536][   T12] RAX: 00000000ffffffa6 RBX: ff11000017765540 RCX: 1ff4000000018eed
[   75.947717][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000177655fc
[   75.947892][   T12] RBP: ff11000017674000 R08: 1fe2200002eecac1 R09: ff11000001aed1d0
[   75.948066][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   75.948240][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   75.948518][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   75.948733][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   75.948879][   T12] CR2: 00007f63f7ad9574 CR3: 000000000d14d002 CR4: 0000000000771ef0
[   75.949058][   T12] PKRU: 55555554
[   75.949145][   T12] Call Trace:
[   75.949233][   T12]  <TASK>
[   75.949297][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   75.949539][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   75.949686][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   75.949808][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   75.949926][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   75.950042][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   75.950162][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   75.950282][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   75.950491][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.950620][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   75.950738][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   75.950853][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   75.950970][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   75.951087][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.951206][   T12]  process_one_work (kernel/workqueue.c:3314)
[   75.951411][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   75.951529][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.951655][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   75.951775][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   75.951891][   T12]  kthread (kernel/kthread.c:436)
[   75.951979][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   75.952124][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   75.952243][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   75.952450][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   75.952601][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   75.952717][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   75.952834][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   75.956215][   T12] ------------[ cut here ]------------
| [   75.956493][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   75.956774][   T12] Modules linked in: vxlan
| [   75.957261][   T12] Tainted: [W]=WARN
[   75.957419][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   75.957623][   T12] Workqueue: netns cleanup_net
[   75.957795][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   75.958001][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   75.958481][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   75.958689][   T12] RAX: 00000000ffffffa6 RBX: ff11000005a14900 RCX: 1ff4000000018eed
[   75.958917][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005a149bc
[   75.959137][   T12] RBP: ff1100001b0c2000 R08: 1fe2200000b42939 R09: ff11000001aed1d0
[   75.959383][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   75.959614][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   75.959841][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   75.960093][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   75.960293][   T12] CR2: 00007fff72066e98 CR3: 0000000012f44001 CR4: 0000000000771ef0
[   75.960534][   T12] PKRU: 55555554
[   75.960680][   T12] Call Trace:
[   75.960849][   T12]  <TASK>
[   75.960990][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   75.961196][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   75.961448][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   75.961625][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   75.961794][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   75.961960][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   75.962130][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   75.962306][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   75.962490][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.962668][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   75.962838][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   75.963011][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   75.963181][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   75.963368][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.963540][   T12]  process_one_work (kernel/workqueue.c:3314)
[   75.963736][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   75.963904][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.964077][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   75.964249][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   75.964436][   T12]  kthread (kernel/kthread.c:436)
[   75.964575][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   75.964780][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   75.964953][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   75.965136][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   75.965355][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   75.965527][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   75.965704][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   75.968500][   T12] ------------[ cut here ]------------
| [   75.968661][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   75.968956][   T12] Modules linked in: vxlan
| [   75.969537][   T12] Tainted: [W]=WARN
[   75.969681][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   75.969877][   T12] Workqueue: netns cleanup_net
[   75.970048][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   75.970250][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   75.970745][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   75.970971][   T12] RAX: 00000000ffffffa6 RBX: ff11000012cbb380 RCX: 1ff4000000018eed
[   75.971191][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012cbb43c
[   75.971439][   T12] RBP: ff11000016ca2000 R08: 1fe2200002597689 R09: ff11000001aed1d0
[   75.971667][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   75.971887][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   75.972112][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   75.972391][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   75.972596][   T12] CR2: 00007fff72066e98 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   75.972821][   T12] PKRU: 55555554
[   75.972957][   T12] Call Trace:
[   75.973092][   T12]  <TASK>
[   75.973201][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   75.973421][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   75.973622][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   75.973790][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   75.973957][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   75.974124][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   75.974298][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   75.974482][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   75.974655][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.974826][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   75.974996][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   75.975174][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   75.975362][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   75.975530][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.975708][   T12]  process_one_work (kernel/workqueue.c:3314)
[   75.975913][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   75.976085][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.976256][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   75.976450][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   75.976623][   T12]  kthread (kernel/kthread.c:436)
[   75.976763][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   75.976959][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   75.977128][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   75.977310][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   75.977522][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   75.977698][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   75.977866][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   75.980663][   T12] ------------[ cut here ]------------
| [   75.980827][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   75.981100][   T12] Modules linked in: vxlan
| [   75.981606][   T12] Tainted: [W]=WARN
[   75.981743][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   75.981939][   T12] Workqueue: netns cleanup_net
[   75.982110][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   75.982331][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   75.982882][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   75.983152][   T12] RAX: 00000000ffffffa6 RBX: ff11000016bfc040 RCX: 1ff4000000018eed
[   75.983395][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000016bfc0fc
[   75.983623][   T12] RBP: ff110000175e2000 R08: 1fe2200002d7f821 R09: ff11000001aed1d0
[   75.983850][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   75.984070][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   75.984296][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   75.984562][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   75.984770][   T12] CR2: 00007fff72066e98 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   75.984994][   T12] PKRU: 55555554
[   75.985129][   T12] Call Trace:
[   75.985360][   T12]  <TASK>
[   75.985471][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   75.985679][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   75.985874][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   75.986043][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   75.986212][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   75.986396][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   75.986604][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   75.986773][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   75.987012][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   75.987185][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   75.987445][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   75.987621][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   75.987793][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   75.987959][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   75.988126][   T12]  process_one_work (kernel/workqueue.c:3314)
[   75.988298][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   75.988479][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   75.988729][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   75.988907][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   75.989074][   T12]  kthread (kernel/kthread.c:436)
[   75.989212][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   75.989427][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   75.989601][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   75.989773][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   75.989969][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   75.990141][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   75.990330][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   75.993739][   T12] ------------[ cut here ]------------
| [   75.993905][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   75.994180][   T12] Modules linked in: vxlan
| [   75.995674][   T12] Tainted: [W]=WARN
[   75.995858][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   75.996096][   T12] Workqueue: netns cleanup_net
[   75.996338][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   75.996603][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   75.997114][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   75.997374][   T12] RAX: 00000000ffffffa6 RBX: ff11000013d58740 RCX: 1ff4000000018eed
[   75.997650][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013d587fc
[   75.997915][   T12] RBP: ff11000019e12000 R08: 1fe22000027ab101 R09: ff11000001aed1d0
[   75.998180][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   75.998467][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   75.998741][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   75.999040][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   75.999289][   T12] CR2: 00007fff72066e98 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   75.999614][   T12] PKRU: 55555554
[   75.999795][   T12] Call Trace:
[   75.999977][   T12]  <TASK>
[   76.000145][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   76.000408][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.000656][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   76.000872][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   76.001087][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.001307][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   76.001579][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   76.001803][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.002179][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.002470][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.002743][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.003087][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.003374][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.003638][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.003898][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.004157][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.004436][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.004849][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.005030][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.005197][   T12]  kthread (kernel/kthread.c:436)
[   76.005369][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.005644][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.005814][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.005981][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.006178][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.006365][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.006536][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.025389][   T12] ------------[ cut here ]------------
| [   76.025568][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   76.025870][   T12] Modules linked in: vxlan
| [   76.026393][   T12] Tainted: [W]=WARN
[   76.026538][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.026753][   T12] Workqueue: netns cleanup_net
[   76.026933][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.027143][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.027730][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   76.027982][   T12] RAX: 00000000ffffffa6 RBX: ff11000013d59700 RCX: 1ff4000000018eaf
[   76.028306][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013d597bc
[   76.028607][   T12] RBP: ff11000015ac9000 R08: 1fe22000027ab2f9 R09: ff11000001aed1d0
[   76.028889][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   76.029170][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010584000
[   76.029487][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   76.029817][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.030081][   T12] CR2: 00007fff72066e98 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   76.030376][   T12] PKRU: 55555554
[   76.030517][   T12] Call Trace:
[   76.030667][   T12]  <TASK>
[   76.030812][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   76.030989][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   76.031134][   T12]  netif_close_many (net/core/dev.c:1804)
[   76.031328][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.031502][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.031681][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.031857][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   76.032032][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   76.032239][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   76.032461][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   76.032646][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.032850][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   76.033026][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.033201][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   76.033427][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   76.033612][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   76.033791][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   76.033967][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   76.034142][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   76.034337][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   76.034518][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.034698][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.034874][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.035049][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.035221][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.035422][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.035606][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.035782][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.035960][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.036140][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.036338][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.036519][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.036695][   T12]  kthread (kernel/kthread.c:436)
[   76.036841][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.037045][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.037219][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.037417][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.037629][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.037802][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.037977][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.040440][   T12] ------------[ cut here ]------------
| [   76.040615][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   76.040904][   T12] Modules linked in: vxlan
| [   76.041871][   T12] Tainted: [W]=WARN
[   76.042065][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.042343][   T12] Workqueue: netns cleanup_net
[   76.042573][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.042846][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.043404][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   76.043675][   T12] RAX: 00000000ffffffa6 RBX: ff11000016c12e40 RCX: 1ff4000000018eaf
[   76.043957][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000016c12efc
[   76.044251][   T12] RBP: ff11000010584000 R08: 1fe2200002d825e1 R09: ff11000001aed1d0
[   76.044557][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   76.044896][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001aee9000
[   76.045238][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   76.045666][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.045988][   T12] CR2: 00007fff72066e98 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   76.046250][   T12] PKRU: 55555554
[   76.046409][   T12] Call Trace:
[   76.046553][   T12]  <TASK>
[   76.046675][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   76.046850][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   76.047022][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   76.047181][   T12]  netif_close_many (net/core/dev.c:1804)
[   76.047378][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.047553][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.047733][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.047907][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   76.048083][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   76.048290][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   76.048513][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   76.048698][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.048903][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   76.049077][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.049249][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   76.049477][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   76.049662][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   76.049837][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   76.050010][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   76.050184][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   76.050381][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   76.050557][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.050735][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.050915][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.051091][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.051267][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.051460][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.051645][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.051823][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.052002][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.052172][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.052368][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.052548][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.052727][   T12]  kthread (kernel/kthread.c:436)
[   76.052870][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.053072][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.053246][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.053574][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.053789][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.053962][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.054137][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.056641][   T12] ------------[ cut here ]------------
| [   76.056811][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   76.057109][   T12] Modules linked in: vxlan
| [   76.058055][   T12] Tainted: [W]=WARN
[   76.058255][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.058536][   T12] Workqueue: netns cleanup_net
[   76.058784][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.059055][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.059649][   T12] RSP: 0018:ffa00000000c7510 EFLAGS: 00010286
[   76.059918][   T12] RAX: 00000000ffffffa6 RBX: ff1100001311c740 RCX: 1ff4000000018e68
[   76.060210][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001311c7fc
[   76.060516][   T12] RBP: ff11000007ea4000 R08: 1fe2200002623901 R09: ff11000001aed1d0
[   76.060814][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   76.061102][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001a99c000
[   76.061419][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   76.061778][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.062037][   T12] CR2: 00007fff72066e98 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   76.062349][   T12] PKRU: 55555554
[   76.062546][   T12] Call Trace:
[   76.062748][   T12]  <TASK>
[   76.062944][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   76.063172][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   76.063389][   T12]  netif_close_many (net/core/dev.c:1804)
[   76.063659][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   76.063892][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.064123][   T12]  vlan_device_event (net/8021q/vlan.c:475)
[   76.064373][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[   76.064614][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   76.064841][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   76.065150][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[   76.065385][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   76.065566][   T12]  netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805)
[   76.065753][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.065928][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.066104][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.066284][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   76.066480][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   76.066702][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   76.066943][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   76.067121][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.067382][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   76.067559][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.067743][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   76.067952][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   76.068131][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   76.068331][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   76.068510][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   76.068696][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   76.068875][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   76.069054][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.069231][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.069432][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.069621][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.069797][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.069978][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.070155][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.070358][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.070543][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.070730][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.070916][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.071098][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.071276][   T12]  kthread (kernel/kthread.c:436)
[   76.071435][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.071683][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.071861][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.072039][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.072250][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.072449][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.072638][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.075195][   T12] ------------[ cut here ]------------
| [   76.075398][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   76.075709][   T12] Modules linked in: vxlan
| [   76.076225][   T12] Tainted: [W]=WARN
[   76.076585][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.076853][   T12] Workqueue: netns cleanup_net
[   76.077087][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.077415][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.077982][   T12] RSP: 0018:ffa00000000c7510 EFLAGS: 00010286
[   76.078244][   T12] RAX: 00000000ffffffa6 RBX: ff110000158be200 RCX: 1ff4000000018e68
[   76.078560][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000158be2bc
[   76.078855][   T12] RBP: ff1100001a99c000 R08: 1fe2200002b17c59 R09: ff11000001aed1d0
[   76.079148][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   76.079464][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c75b0
[   76.079770][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   76.080097][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.080383][   T12] CR2: 00007fff72066e98 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   76.080691][   T12] PKRU: 55555554
[   76.080887][   T12] Call Trace:
[   76.081084][   T12]  <TASK>
[   76.081252][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   76.081499][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   76.081740][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   76.081943][   T12]  netif_close_many (net/core/dev.c:1804)
[   76.082178][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   76.082427][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.082667][   T12]  vlan_device_event (net/8021q/vlan.c:475)
[   76.082901][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[   76.083133][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   76.083380][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   76.083618][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[   76.083851][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   76.084080][   T12]  netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805)
[   76.084332][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.084561][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.084797][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.085025][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   76.085254][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   76.085534][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   76.085931][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   76.086142][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.086368][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   76.086547][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.086731][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   76.086940][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   76.087121][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   76.087303][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   76.087502][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   76.087688][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   76.087867][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   76.088045][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.088220][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.088423][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.088612][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.088789][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.088969][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.089147][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.089346][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.089530][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.089721][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.089907][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.090093][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.090275][   T12]  kthread (kernel/kthread.c:436)
[   76.090438][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.090659][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.090837][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.091049][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.091261][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.091462][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.091649][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.094329][   T12] ------------[ cut here ]------------
| [   76.094501][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   76.094798][   T12] Modules linked in: vxlan
| [   76.095636][   T12] Tainted: [W]=WARN
[   76.095827][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.096085][   T12] Workqueue: netns cleanup_net
[   76.096337][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.096614][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.097146][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   76.097418][   T12] RAX: 00000000ffffffa6 RBX: ff11000005a14c80 RCX: 1ff4000000018eaf
[   76.097708][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005a14d3c
[   76.097987][   T12] RBP: ff1100001aee9000 R08: 1fe2200000b429a9 R09: ff11000001aed1d0
[   76.098267][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   76.098568][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001aeec000
[   76.098860][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   76.099180][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.099450][   T12] CR2: 00007fff72066e98 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   76.099746][   T12] PKRU: 55555554
[   76.099937][   T12] Call Trace:
[   76.100127][   T12]  <TASK>
[   76.100298][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   76.100536][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   76.100769][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   76.100967][   T12]  netif_close_many (net/core/dev.c:1804)
[   76.101189][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.101434][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.101665][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.101886][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   76.102111][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   76.102382][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   76.102645][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   76.102868][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.103117][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   76.103360][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.103581][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   76.103845][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   76.104122][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   76.104405][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   76.104659][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   76.104841][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   76.105018][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   76.105194][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.105390][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.105569][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.105750][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.105921][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.106098][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.106276][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.106469][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.106656][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.106830][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.107009][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.107190][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.107390][   T12]  kthread (kernel/kthread.c:436)
[   76.107539][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.107756][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.107928][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.108101][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.108308][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.108499][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.108683][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.111134][   T12] ------------[ cut here ]------------
| [   76.111306][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   76.111623][   T12] Modules linked in: vxlan
| [   76.112132][   T12] Tainted: [W]=WARN
[   76.112277][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.112617][   T12] Workqueue: netns cleanup_net
[   76.112848][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.113109][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.113672][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   76.113927][   T12] RAX: 00000000ffffffa6 RBX: ff1100001ad66200 RCX: 1ff4000000018eaf
[   76.114210][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001ad662bc
[   76.114512][   T12] RBP: ff1100001aeec000 R08: 1fe22000035acc59 R09: ff11000001aed1d0
[   76.114812][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   76.115092][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001ae69000
[   76.115394][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   76.115715][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.115972][   T12] CR2: 00007fff72066e98 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   76.116256][   T12] PKRU: 55555554
[   76.116466][   T12] Call Trace:
[   76.116661][   T12]  <TASK>
[   76.116825][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   76.117048][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   76.117273][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   76.117517][   T12]  netif_close_many (net/core/dev.c:1804)
[   76.117748][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.117969][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.118221][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.118468][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   76.118698][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   76.118951][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   76.119207][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   76.119450][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.119710][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   76.119935][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.120156][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   76.120431][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   76.120664][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   76.120892][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   76.121113][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   76.121353][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   76.121579][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   76.121900][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.122159][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.122424][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.122610][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.122784][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.122963][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.123136][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.123332][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.123511][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.123697][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.123881][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.124058][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.124232][   T12]  kthread (kernel/kthread.c:436)
[   76.124396][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.124605][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.124780][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.124955][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.125160][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.125357][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.125531][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.128035][   T12] ------------[ cut here ]------------
| [   76.128210][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   76.129005][   T12] Modules linked in: vxlan
| [   76.129661][   T12] Tainted: [W]=WARN
[   76.129862][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.130125][   T12] Workqueue: netns cleanup_net
[   76.130385][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.130661][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.131220][   T12] RSP: 0018:ffa00000000c7510 EFLAGS: 00010286
[   76.131505][   T12] RAX: 00000000ffffffa6 RBX: ff11000010aae3c0 RCX: 1ff4000000018e68
[   76.131806][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010aae47c
[   76.132095][   T12] RBP: ff1100001a529000 R08: 1fe2200002155c91 R09: ff11000001aed1d0
[   76.132413][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   76.132710][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008da4000
[   76.133003][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   76.133347][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.133618][   T12] CR2: 00007fff72066e98 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   76.133911][   T12] PKRU: 55555554
[   76.134106][   T12] Call Trace:
[   76.134311][   T12]  <TASK>
[   76.134537][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   76.134780][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   76.134983][   T12]  netif_close_many (net/core/dev.c:1804)
[   76.135214][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   76.135466][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.135709][   T12]  vlan_device_event (net/8021q/vlan.c:475)
[   76.136019][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[   76.136272][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   76.136477][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   76.136662][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[   76.136847][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   76.137029][   T12]  netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805)
[   76.137214][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.137419][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.137604][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.137787][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   76.137965][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   76.138177][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   76.138410][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   76.138599][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.138806][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   76.138983][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.139160][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   76.139393][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   76.139574][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   76.139764][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   76.139945][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   76.140124][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   76.140309][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   76.140507][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.140693][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.140877][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.141056][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.141233][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.141430][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.141616][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.141799][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.141982][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.142160][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.142366][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.142550][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.142732][   T12]  kthread (kernel/kthread.c:436)
[   76.142879][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.143088][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.143269][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.143466][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.143685][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.143864][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.144045][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.146643][   T12] ------------[ cut here ]------------
| [   76.146816][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   76.147115][   T12] Modules linked in: vxlan
| [   76.148029][   T12] Tainted: [W]=WARN
[   76.148228][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.148513][   T12] Workqueue: netns cleanup_net
[   76.148758][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.149029][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.149638][   T12] RSP: 0018:ffa00000000c7510 EFLAGS: 00010286
[   76.149912][   T12] RAX: 00000000ffffffa6 RBX: ff110000141ab1c0 RCX: 1ff4000000018e68
[   76.150207][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000141ab27c
[   76.150515][   T12] RBP: ff11000008da4000 R08: 1fe2200002835651 R09: ff11000001aed1d0
[   76.150816][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   76.151114][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c75b0
[   76.151427][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   76.151759][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.152023][   T12] CR2: 00007fff72066e98 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   76.152344][   T12] PKRU: 55555554
[   76.152542][   T12] Call Trace:
[   76.152752][   T12]  <TASK>
[   76.152922][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   76.153163][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   76.153416][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   76.153629][   T12]  netif_close_many (net/core/dev.c:1804)
[   76.153865][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   76.154133][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.154389][   T12]  vlan_device_event (net/8021q/vlan.c:475)
[   76.154633][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[   76.154867][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   76.155115][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   76.155367][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[   76.155565][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   76.155759][   T12]  netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805)
[   76.155940][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.156151][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.156354][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.156536][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   76.156726][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   76.156940][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   76.157157][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   76.157360][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.157571][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   76.157761][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.157941][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   76.158159][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   76.158369][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   76.158553][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   76.158740][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   76.158922][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   76.159105][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   76.159291][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.159489][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.159682][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.159865][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.160042][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.160223][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.160458][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.160649][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.160835][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.161019][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.161204][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.161408][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.161596][   T12]  kthread (kernel/kthread.c:436)
[   76.161746][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.161958][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.162173][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.162376][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.162600][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.162786][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.162969][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.165669][   T12] ------------[ cut here ]------------
| [   76.165840][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   76.166135][   T12] Modules linked in: vxlan
| [   76.167290][   T12] Tainted: [W]=WARN
[   76.167501][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.167771][   T12] Workqueue: netns cleanup_net
[   76.168004][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.168271][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.168844][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   76.169113][   T12] RAX: 00000000ffffffa6 RBX: ff1100001a698c80 RCX: 1ff4000000018eaf
[   76.169418][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001a698d3c
[   76.169712][   T12] RBP: ff1100001ae69000 R08: 1fe22000034d31a9 R09: ff11000001aed1d0
[   76.170000][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   76.170301][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001ae6c000
[   76.170611][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   76.170930][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.171186][   T12] CR2: 00007fff72066e98 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   76.171498][   T12] PKRU: 55555554
[   76.171707][   T12] Call Trace:
[   76.171900][   T12]  <TASK>
[   76.172065][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   76.172302][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   76.172542][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   76.172752][   T12]  netif_close_many (net/core/dev.c:1804)
[   76.172977][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.173202][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.173447][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.173681][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   76.173910][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   76.174173][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   76.174452][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   76.174687][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.174994][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   76.175336][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.175527][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   76.175744][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   76.175929][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   76.176108][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   76.176288][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   76.176481][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   76.176666][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   76.176846][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.177020][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.177198][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.177396][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.177571][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.177757][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.177937][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.178114][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.178296][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.178488][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.178677][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.178860][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.179036][   T12]  kthread (kernel/kthread.c:436)
[   76.179180][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.179407][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.179595][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.179772][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.179977][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.180151][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.180351][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.184542][   T12] ------------[ cut here ]------------
| [   76.184738][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   76.185031][   T12] Modules linked in: vxlan
| [   76.185564][   T12] Tainted: [W]=WARN
[   76.185723][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.185937][   T12] Workqueue: netns cleanup_net
[   76.186118][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.186436][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.186989][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   76.187257][   T12] RAX: 00000000ffffffa6 RBX: ff1100001ac38ac0 RCX: 1ff4000000018eaf
[   76.187564][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001ac38b7c
[   76.187869][   T12] RBP: ff1100001ae6c000 R08: 1fe2200003587171 R09: ff11000001aed1d0
[   76.188152][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   76.188463][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000196a4000
[   76.188756][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   76.189072][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.189347][   T12] CR2: 00007fff72066e98 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   76.189648][   T12] PKRU: 55555554
[   76.189840][   T12] Call Trace:
[   76.190034][   T12]  <TASK>
[   76.190202][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   76.190448][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   76.190682][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   76.190879][   T12]  netif_close_many (net/core/dev.c:1804)
[   76.191106][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.191351][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.191600][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.191824][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   76.192048][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   76.192312][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   76.192633][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   76.192857][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.193114][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   76.193355][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.193579][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   76.193841][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   76.194066][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   76.194300][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   76.194538][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   76.194778][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   76.195007][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   76.195233][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.195530][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.195718][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.195897][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.196070][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.196249][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.196443][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.196630][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.196810][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.196984][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.197163][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.197366][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.197541][   T12]  kthread (kernel/kthread.c:436)
[   76.197697][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.197900][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.198075][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.198250][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.198471][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.198654][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.198830][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.201931][   T12] ------------[ cut here ]------------
| [   76.202103][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   76.202763][   T12] Modules linked in: vxlan
| [   76.203340][   T12] Tainted: [W]=WARN
[   76.203484][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.203697][   T12] Workqueue: netns cleanup_net
[   76.203880][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.204090][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.204615][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   76.204822][   T12] RAX: 00000000ffffffa6 RBX: ff11000013544ac0 RCX: 1ff4000000018eaf
[   76.205058][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013544b7c
[   76.205289][   T12] RBP: ff110000196a4000 R08: 1fe22000026a8971 R09: ff11000001aed1d0
[   76.205537][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   76.205783][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   76.206021][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   76.206286][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.206506][   T12] CR2: 00007fff72066e98 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   76.206752][   T12] PKRU: 55555554
[   76.206898][   T12] Call Trace:
[   76.207042][   T12]  <TASK>
[   76.207157][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   76.207360][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   76.207537][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   76.207695][   T12]  netif_close_many (net/core/dev.c:1804)
[   76.207871][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.208044][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.208218][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.208418][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   76.208606][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   76.208812][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   76.209018][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   76.209192][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.209420][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   76.209609][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.209783][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   76.209988][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   76.210165][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   76.210365][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   76.210544][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   76.210730][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   76.210910][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   76.211086][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.211259][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.211456][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.211670][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.211845][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.212021][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.212197][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.212393][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.212572][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.212754][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.212932][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.213110][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.213285][   T12]  kthread (kernel/kthread.c:436)
[   76.213449][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.213666][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.213844][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.214018][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.214223][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.214421][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.214604][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.217225][   T12] ------------[ cut here ]------------
| [   76.217849][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   76.218180][   T12] Modules linked in: vxlan
| [   76.218833][   T12] Tainted: [W]=WARN
[   76.219029][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.219278][   T12] Workqueue: netns cleanup_net
[   76.219513][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.219778][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.220374][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   76.220629][   T12] RAX: 00000000ffffffa6 RBX: ff11000004d68e40 RCX: 1ff4000000018ed5
[   76.220915][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004d68efc
[   76.221189][   T12] RBP: ff11000015ac9000 R08: 1fe22000009ad1e1 R09: ff11000001aed1d0
[   76.221481][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   76.221765][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   76.222054][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   76.222382][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.222636][   T12] CR2: 00007fff72066e98 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   76.222910][   T12] PKRU: 55555554
[   76.223116][   T12] Call Trace:
[   76.223315][   T12]  <TASK>
[   76.223526][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   76.223786][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.224028][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   76.224243][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.224512][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   76.224800][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   76.225211][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   76.225569][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   76.225762][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   76.225945][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   76.226118][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.226291][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.226482][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.226674][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.226853][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.227027][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.227199][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.227392][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.227567][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.227745][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.227932][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.228108][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.228282][   T12]  kthread (kernel/kthread.c:436)
[   76.228445][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.228657][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.228841][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.229014][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.229215][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.229408][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.229593][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.233019][   T12] ------------[ cut here ]------------
| [   76.233224][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   76.233701][   T12] Modules linked in: vxlan
| [   76.234212][   T12] Tainted: [W]=WARN
[   76.234380][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.234599][   T12] Workqueue: netns cleanup_net
[   76.234813][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.235026][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.235549][   T12] RSP: 0018:ffa00000000c75d8 EFLAGS: 00010286
[   76.235787][   T12] RAX: 00000000ffffffa6 RBX: ff11000004d69e00 RCX: 1ff4000000018e81
[   76.236021][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004d69ebc
[   76.236255][   T12] RBP: ff1100001a99c000 R08: 1fe22000009ad3d9 R09: ff11000001aed1d0
[   76.236510][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   76.236758][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   76.236997][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   76.237263][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.237489][   T12] CR2: 00007fff72066e98 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   76.237740][   T12] PKRU: 55555554
[   76.237884][   T12] Call Trace:
[   76.238029][   T12]  <TASK>
[   76.238144][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   76.238373][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.238584][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   76.238769][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   76.238949][   T12]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   76.239182][   T12]  vlan_device_event (net/8021q/vlan.c:515)
[   76.239383][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[   76.239562][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   76.239748][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[   76.239942][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   76.240129][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   76.240374][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.240581][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   76.240766][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.240939][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   76.241152][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   76.241352][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   76.241535][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   76.241721][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   76.241932][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   76.242112][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.242288][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.242482][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.242669][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.242843][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.243025][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.243199][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.243411][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.243603][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.243778][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.243959][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.244139][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.244339][   T12]  kthread (kernel/kthread.c:436)
[   76.244485][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.244697][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.244888][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.245065][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.245275][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.245466][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.245655][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.248650][   T12] ------------[ cut here ]------------
| [   76.248824][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   76.249120][   T12] Modules linked in: vxlan
| [   76.250167][   T12] Tainted: [W]=WARN
[   76.250383][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.250652][   T12] Workqueue: netns cleanup_net
[   76.251292][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.251581][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.252130][   T12] RSP: 0018:ffa00000000c75d8 EFLAGS: 00010286
[   76.252410][   T12] RAX: 00000000ffffffa6 RBX: ff11000015b2c900 RCX: 1ff4000000018e81
[   76.252708][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000015b2c9bc
[   76.253006][   T12] RBP: ff11000007ea4000 R08: 1fe2200002b65939 R09: ff11000001aed1d0
[   76.253300][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   76.253603][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   76.253907][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   76.254226][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.254505][   T12] CR2: 00007fff72066e98 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   76.254803][   T12] PKRU: 55555554
[   76.254999][   T12] Call Trace:
[   76.255190][   T12]  <TASK>
[   76.255377][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   76.255644][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.255926][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   76.256153][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   76.256407][   T12]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   76.256669][   T12]  vlan_device_event (net/8021q/vlan.c:515)
[   76.256897][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[   76.257153][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   76.257444][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[   76.257703][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   76.257973][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   76.258247][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.258523][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   76.258761][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.258984][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   76.259244][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   76.259500][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   76.259751][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   76.259978][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   76.260204][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   76.260453][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.260920][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.261147][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.261401][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.261649][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.261882][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.262128][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.262395][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.262634][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.262860][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.263092][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.263346][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.263572][   T12]  kthread (kernel/kthread.c:436)
[   76.263787][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.264042][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.264270][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.264517][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.264779][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.265004][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.265227][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.269172][   T12] ------------[ cut here ]------------
| [   76.269309][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   76.269645][   T12] Modules linked in: vxlan
| [   76.270052][   T12] Tainted: [W]=WARN
[   76.270144][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.270302][   T12] Workqueue: netns cleanup_net
[   76.270496][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.270667][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.271123][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   76.271364][   T12] RAX: 00000000ffffffa6 RBX: ff11000015b2cac0 RCX: 1ff4000000018ed5
[   76.271548][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000015b2cb7c
[   76.271734][   T12] RBP: ff11000010584000 R08: 1fe2200002b65971 R09: ff11000001aed1d0
[   76.271916][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   76.272095][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   76.272516][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   76.272734][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.272888][   T12] CR2: 000055669eb10d5c CR3: 00000000115a8003 CR4: 0000000000771ef0
[   76.273069][   T12] PKRU: 55555554
[   76.273159][   T12] Call Trace:
[   76.273250][   T12]  <TASK>
[   76.273385][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   76.273541][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.273722][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   76.273844][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.273964][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   76.274119][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   76.274242][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   76.274445][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   76.274569][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   76.274727][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   76.274848][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.274968][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.275092][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.275213][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.275405][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.275528][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.275651][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.275777][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.275908][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.276029][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.276157][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.276284][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.276483][   T12]  kthread (kernel/kthread.c:436)
[   76.276576][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.276735][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.276854][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.276976][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.277139][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.277262][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.277562][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.280490][   T12] ------------[ cut here ]------------
| [   76.280622][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   76.280857][   T12] Modules linked in: vxlan
| [   76.281298][   T12] Tainted: [W]=WARN
[   76.281398][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.281550][   T12] Workqueue: netns cleanup_net
[   76.281682][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.281840][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.282285][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   76.282444][   T12] RAX: 00000000ffffffa6 RBX: ff11000015b2d1c0 RCX: 1ff4000000018ed5
[   76.282664][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000015b2d27c
[   76.282849][   T12] RBP: ff1100001aee9000 R08: 1fe2200002b65a51 R09: ff11000001aed1d0
[   76.283029][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   76.283213][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   76.283484][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   76.283705][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.283856][   T12] CR2: 000055669eb10d5c CR3: 00000000115a8003 CR4: 0000000000771ef0
[   76.284040][   T12] PKRU: 55555554
[   76.284131][   T12] Call Trace:
[   76.284222][   T12]  <TASK>
[   76.284289][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   76.284523][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.284684][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   76.284805][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.284925][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   76.285082][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   76.285206][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   76.285408][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   76.285610][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   76.285748][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   76.285871][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.285991][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.286114][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.286238][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.286520][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.286651][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.286773][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.286898][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.287024][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.287145][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.287274][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.287494][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.287623][   T12]  kthread (kernel/kthread.c:436)
[   76.287715][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.287867][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.287990][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.288113][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.288273][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.288487][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.288614][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.293159][   T12] ------------[ cut here ]------------
| [   76.293313][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   76.293619][   T12] Modules linked in: vxlan
| [   76.294063][   T12] Tainted: [W]=WARN
[   76.294159][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.294335][   T12] Workqueue: netns cleanup_net
[   76.294468][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.294635][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.295101][   T12] RSP: 0018:ffa00000000c75d8 EFLAGS: 00010286
[   76.295260][   T12] RAX: 00000000ffffffa6 RBX: ff11000013758040 RCX: 1ff4000000018e81
[   76.295459][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137580fc
[   76.295675][   T12] RBP: ff11000008da4000 R08: 1fe22000026eb021 R09: ff11000001aed1d0
[   76.295864][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   76.296056][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   76.296252][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   76.296486][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.296655][   T12] CR2: 000055669eb10d5c CR3: 00000000115a8003 CR4: 0000000000771ef0
[   76.296862][   T12] PKRU: 55555554
[   76.296957][   T12] Call Trace:
[   76.297052][   T12]  <TASK>
[   76.297119][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   76.297284][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.297459][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   76.297602][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   76.297731][   T12]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   76.297900][   T12]  vlan_device_event (net/8021q/vlan.c:515)
[   76.298028][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[   76.298165][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   76.298296][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[   76.298437][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   76.298566][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   76.298749][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.298905][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   76.299032][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.299157][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   76.299328][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   76.299457][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   76.299584][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   76.299719][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   76.299852][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   76.299981][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.300115][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.300246][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.300379][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.300505][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.300639][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.300766][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.300894][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.301028][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.301156][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.301290][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.301427][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.301559][   T12]  kthread (kernel/kthread.c:436)
[   76.301669][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.301838][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.301967][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.302099][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.302258][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.302393][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.302519][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.305133][   T12] ------------[ cut here ]------------
| [   76.305261][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   76.306331][   T12] Modules linked in: vxlan
| [   76.306781][   T12] Tainted: [W]=WARN
[   76.306875][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.307030][   T12] Workqueue: netns cleanup_net
[   76.307160][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.307433][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.308020][   T12] RSP: 0018:ffa00000000c75d8 EFLAGS: 00010286
[   76.308181][   T12] RAX: 00000000ffffffa6 RBX: ff11000013759540 RCX: 1ff4000000018e81
[   76.308436][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137595fc
[   76.308629][   T12] RBP: ff1100001a529000 R08: 1fe22000026eb2c1 R09: ff11000001aed1d0
[   76.308822][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   76.309008][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   76.309207][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   76.309530][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.309697][   T12] CR2: 000055669eb10d5c CR3: 000000000d14d006 CR4: 0000000000771ef0
[   76.309887][   T12] PKRU: 55555554
[   76.309981][   T12] Call Trace:
[   76.310074][   T12]  <TASK>
[   76.310139][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   76.310302][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.310524][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   76.310659][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   76.310786][   T12]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   76.310943][   T12]  vlan_device_event (net/8021q/vlan.c:515)
[   76.311071][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[   76.311196][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   76.311375][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[   76.311506][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   76.311642][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   76.311800][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.312129][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   76.312260][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.312439][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   76.312608][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   76.312735][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   76.312861][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   76.312986][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   76.313118][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   76.313248][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.313428][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.313557][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.313687][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.313811][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.313939][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.314065][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.314196][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.314380][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.314506][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.314639][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.314768][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.314899][   T12]  kthread (kernel/kthread.c:436)
[   76.314994][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.315149][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.315279][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.315458][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.315621][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.315982][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.316107][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.327491][   T12] ------------[ cut here ]------------
| [   76.327648][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   76.327889][   T12] Modules linked in: vxlan
| [   76.328296][   T12] Tainted: [W]=WARN
[   76.328420][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.328572][   T12] Workqueue: netns cleanup_net
[   76.328703][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.328861][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.329299][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   76.329458][   T12] RAX: 00000000ffffffa6 RBX: ff11000013758900 RCX: 1ff4000000018ed5
[   76.329648][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137589bc
[   76.329827][   T12] RBP: ff1100001aeec000 R08: 1fe22000026eb139 R09: ff11000001aed1d0
[   76.330165][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   76.330356][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   76.330537][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   76.330754][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.330911][   T12] CR2: 00007f33b5af4668 CR3: 000000000d14d006 CR4: 0000000000771ef0
[   76.331104][   T12] PKRU: 55555554
[   76.331194][   T12] Call Trace:
[   76.331288][   T12]  <TASK>
[   76.331358][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   76.331518][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.331678][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   76.331798][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.331936][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   76.332116][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   76.332239][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   76.332370][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   76.332491][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   76.332617][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   76.332739][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.332857][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.332980][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.333102][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.333221][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.333352][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.333472][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.333598][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.333723][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.333846][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.333971][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.334096][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.334215][   T12]  kthread (kernel/kthread.c:436)
[   76.334308][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.334463][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.334583][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.334722][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.334871][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.334991][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.335110][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.337522][   T12] ------------[ cut here ]------------
| [   76.337672][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   76.337906][   T12] Modules linked in: vxlan
| [   76.338303][   T12] Tainted: [W]=WARN
[   76.338401][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.338552][   T12] Workqueue: netns cleanup_net
[   76.338682][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.338841][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.339280][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   76.339449][   T12] RAX: 00000000ffffffa6 RBX: ff11000010b911c0 RCX: 1ff4000000018ed5
[   76.339632][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010b9127c
[   76.339810][   T12] RBP: ff1100001ae69000 R08: 1fe2200002172251 R09: ff11000001aed1d0
[   76.339988][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   76.340192][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   76.340379][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   76.340592][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.340742][   T12] CR2: 00007f33b5af4668 CR3: 000000000d14d006 CR4: 0000000000771ef0
[   76.340920][   T12] PKRU: 55555554
[   76.341023][   T12] Call Trace:
[   76.341112][   T12]  <TASK>
[   76.341181][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   76.341345][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.341493][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   76.341623][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.341742][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   76.341895][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   76.342016][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   76.342138][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   76.342261][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   76.342390][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   76.342511][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.342635][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.342758][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.342879][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.342997][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.343117][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.343241][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.343383][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.343511][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.343640][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.343764][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.343888][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.344006][   T12]  kthread (kernel/kthread.c:436)
[   76.344099][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.344272][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.344399][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.344518][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.344678][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.344799][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.344918][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.348133][   T12] ------------[ cut here ]------------
| [   76.348293][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   76.348687][   T12] Modules linked in: vxlan
| [   76.349123][   T12] Tainted: [W]=WARN
[   76.349222][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.349496][   T12] Workqueue: netns cleanup_net
[   76.349639][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.349810][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.350277][   T12] RSP: 0018:ffa00000000c7508 EFLAGS: 00010286
[   76.350566][   T12] RAX: 00000000ffffffa6 RBX: ff11000005665e00 RCX: 1ff4000000018e67
[   76.350766][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005665ebc
[   76.350964][   T12] RBP: ff1100001b47a000 R08: 1fe2200000accbd9 R09: ff11000001aed1d0
[   76.351158][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   76.351469][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001b0f2000
[   76.351696][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   76.351926][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.352089][   T12] CR2: 00007f33b5af4668 CR3: 000000000d14d006 CR4: 0000000000771ef0
[   76.352289][   T12] PKRU: 55555554
[   76.352495][   T12] Call Trace:
[   76.352601][   T12]  <TASK>
[   76.352670][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   76.352804][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   76.352905][   T12]  netif_close_many (net/core/dev.c:1804)
[   76.353047][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   76.353180][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   76.353422][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   76.353602][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   76.353775][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   76.353911][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.354078][   T12]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   76.354212][   T12] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   76.354485][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   76.354624][   T12]  ? netconsole_netdev_event (drivers/net/netconsole.c:1647)
[   76.354759][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   76.354892][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   76.355070][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.355231][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   76.355475][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.355611][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   76.355804][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   76.355937][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   76.356069][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   76.356202][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   76.356347][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   76.356480][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.356621][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.356754][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.356884][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.357014][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.357169][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.357305][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.357447][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.357592][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.357722][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.357870][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.358014][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.358148][   T12]  kthread (kernel/kthread.c:436)
[   76.358248][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.358418][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.358550][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.358688][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.358852][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.358982][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.359115][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.361548][   T12] ------------[ cut here ]------------
| [   76.361682][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   76.361939][   T12] Modules linked in: vxlan
| [   76.362770][   T12] Tainted: [W]=WARN
[   76.362871][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.363035][   T12] Workqueue: netns cleanup_net
[   76.363175][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.363405][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.363935][   T12] RSP: 0018:ffa00000000c7508 EFLAGS: 00010286
[   76.364100][   T12] RAX: 00000000ffffffa6 RBX: ff1100001472aac0 RCX: 1ff4000000018e67
[   76.364301][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001472ab7c
[   76.364553][   T12] RBP: ff1100001b0f2000 R08: 1fe22000028e5571 R09: ff11000001aed1d0
[   76.364779][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   76.364989][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c75a0
[   76.365188][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   76.365479][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.365650][   T12] CR2: 00007f33b5af4668 CR3: 000000000d14d006 CR4: 0000000000771ef0
[   76.365844][   T12] PKRU: 55555554
[   76.365942][   T12] Call Trace:
[   76.366040][   T12]  <TASK>
[   76.366108][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   76.366468][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   76.366652][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   76.366753][   T12]  netif_close_many (net/core/dev.c:1804)
[   76.366884][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   76.367014][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   76.367145][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   76.367368][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   76.367532][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   76.367673][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.367860][   T12]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   76.367994][   T12] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   76.368160][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   76.368296][   T12]  ? netconsole_netdev_event (drivers/net/netconsole.c:1647)
[   76.368486][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   76.368626][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   76.368793][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.368957][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   76.369089][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.369232][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   76.369460][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   76.369599][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   76.369731][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   76.369866][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   76.369997][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   76.370129][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.370258][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.370448][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.370581][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.370718][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.370850][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.370979][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.371124][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.371257][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.371444][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.371579][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.371719][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.371849][   T12]  kthread (kernel/kthread.c:436)
[   76.371947][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.372110][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.372243][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.372431][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.372617][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.372755][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.372886][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.380727][   T12] ------------[ cut here ]------------
| [   76.380922][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   76.381274][   T12] Modules linked in: vxlan
| [   76.381860][   T12] Tainted: [W]=WARN
[   76.382029][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.382262][   T12] Workqueue: netns cleanup_net
[   76.382478][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.382733][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.383310][   T12] RSP: 0018:ffa00000000c7230 EFLAGS: 00010286
[   76.383559][   T12] RAX: 00000000ffffffa6 RBX: ff110000158bf8c0 RCX: 1ff4000000018e0c
[   76.383836][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000158bf97c
[   76.384098][   T12] RBP: ff1100001b1d2000 R08: 1fe2200002b17f31 R09: ff11000001aed1d0
[   76.385458][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   76.385814][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   76.386165][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   76.386486][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.386721][   T12] CR2: 00007f7fdb3db000 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   76.386985][   T12] PKRU: 55555554
[   76.387140][   T12] Call Trace:
[   76.387297][   T12]  <TASK>
[   76.387451][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.387661][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   76.387854][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   76.388048][   T12]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[   76.388243][   T12]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[   76.388450][   T12]  ? unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   76.388683][   T12]  ? cleanup_net (net/core/net_namespace.c:702)
[   76.388872][   T12]  ? process_one_work (kernel/workqueue.c:3314)
[   76.389065][   T12]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[   76.389262][   T12]  netif_set_mtu (net/core/dev.c:9910)
[   76.389476][   T12]  ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2))
[   76.389697][   T12]  dev_set_mtu (net/core/dev_api.c:249)
[   76.389871][   T12]  br_mtu_auto_adjust (net/bridge/br_if.c:525 (discriminator 1) net/bridge/br_if.c:514 (discriminator 1))
[   76.390082][   T12]  br_del_if (net/bridge/br_if.c:728)
[   76.390242][   T12]  br_device_event (net/bridge/br.c:127)
[   76.390455][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[   76.390661][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   76.390857][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   76.391089][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.391346][   T12]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   76.391545][   T12] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   76.391803][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   76.392035][   T12]  ? netconsole_netdev_event (drivers/net/netconsole.c:1647)
[   76.392231][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   76.392449][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   76.392696][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.392919][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   76.393110][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.393303][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   76.393547][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   76.393746][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   76.393937][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   76.394128][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   76.394342][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   76.394552][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.394755][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.394947][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.395139][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.395351][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.395543][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.396029][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.396223][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.396439][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.396661][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.396860][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.397054][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.397246][   T12]  kthread (kernel/kthread.c:436)
[   76.397424][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.397658][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.397861][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.398053][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.398290][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.398498][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.398700][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.400879][   T12] ------------[ cut here ]------------
| [   76.401057][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   76.401540][   T12] Modules linked in: vxlan
| [   76.402097][   T12] Tainted: [W]=WARN
[   76.402253][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.402856][   T12] Workqueue: netns cleanup_net
[   76.403138][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.403506][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.404068][   T12] RSP: 0018:ffa00000000c7410 EFLAGS: 00010286
[   76.404312][   T12] RAX: 00000000ffffffa6 RBX: ff110000056658c0 RCX: 1ff4000000018e48
[   76.404595][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000566597c
[   76.404846][   T12] RBP: ff1100001b1d2000 R08: 1fe2200000accb31 R09: ff11000001aed1d0
[   76.405095][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   76.405366][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   76.405631][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   76.405932][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.406151][   T12] CR2: 00007f7fdb3db000 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   76.406431][   T12] PKRU: 55555554
[   76.406592][   T12] Call Trace:
[   76.406746][   T12]  <TASK>
[   76.406868][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.407055][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   76.407243][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   76.407459][   T12]  call_netdevice_notifiers (net/core/dev.c:2287 net/core/dev.c:2301)
[   76.407654][   T12]  ? __dev_open (./include/net/netdev_lock.h:33)
[   76.407842][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   76.408027][   T12]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   76.408246][   T12]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   76.408451][   T12]  br_del_if (net/bridge/br_if.c:735)
[   76.408615][   T12]  br_device_event (net/bridge/br.c:127)
[   76.408804][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[   76.409028][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   76.409220][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   76.409465][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.409699][   T12]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   76.409892][   T12] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   76.410118][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   76.410361][   T12]  ? netconsole_netdev_event (drivers/net/netconsole.c:1647)
[   76.410558][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   76.410793][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   76.411017][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.411235][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   76.411436][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.411632][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   76.411856][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   76.412045][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   76.412231][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   76.412439][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   76.412638][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   76.412852][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.413037][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.413230][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.413437][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.413632][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.413821][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.414009][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.414200][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.414409][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.414601][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.414793][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.414984][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.415183][   T12]  kthread (kernel/kthread.c:436)
[   76.415358][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.415579][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.415775][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.415961][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.416178][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.416389][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.416581][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.418760][   T12] ------------[ cut here ]------------
| [   76.418939][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   76.419252][   T12] Modules linked in: vxlan
| [   76.419835][   T12] Tainted: [W]=WARN
[   76.419991][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.420210][   T12] Workqueue: netns cleanup_net
[   76.420657][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.421012][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.421701][   T12] RSP: 0018:ffa00000000c7388 EFLAGS: 00010286
[   76.422033][   T12] RAX: 00000000ffffffa6 RBX: ff1100000549d000 RCX: 1ff4000000018e37
[   76.422427][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000549d0bc
[   76.422744][   T12] RBP: ff1100001b1d2000 R08: 1fe2200000a93a19 R09: ff11000001aed1d0
[   76.423051][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   76.423386][   T12] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000002
[   76.423704][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   76.424050][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.424352][   T12] CR2: 00007f7fdb3db000 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   76.424673][   T12] PKRU: 55555554
[   76.424881][   T12] Call Trace:
[   76.425087][   T12]  <TASK>
[   76.425264][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.425529][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   76.425790][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   76.426041][   T12]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[   76.426348][   T12]  ? netdev_change_features (net/core/dev.c:11117)
[   76.426603][   T12]  ? __dev_open (./include/net/netdev_lock.h:33)
[   76.426850][   T12]  br_del_if (net/bridge/br_if.c:737)
[   76.427061][   T12]  br_device_event (net/bridge/br.c:127)
[   76.427335][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[   76.427596][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   76.427842][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   76.428123][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.428427][   T12]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   76.428685][   T12] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   76.428969][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   76.429499][   T12]  ? netconsole_netdev_event (drivers/net/netconsole.c:1647)
[   76.429795][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   76.430045][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   76.430348][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.430637][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   76.430912][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.431154][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   76.431460][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   76.431726][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   76.431974][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   76.432217][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   76.432485][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   76.432742][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.432986][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.433235][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.433497][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.433749][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.433994][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.434238][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.434498][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.434728][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.434913][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.435109][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.435302][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.435505][   T12]  kthread (kernel/kthread.c:436)
[   76.435669][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.435890][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.436078][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.436268][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.436509][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.436704][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.436893][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.439955][   T12] ------------[ cut here ]------------
| [   76.440124][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   76.440937][   T12] Modules linked in: vxlan
| [   76.441582][   T12] Tainted: [W]=WARN
[   76.441788][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.442047][   T12] Workqueue: netns cleanup_net
[   76.442291][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.442575][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.443171][   T12] RSP: 0018:ffa00000000c7638 EFLAGS: 00010286
[   76.443459][   T12] RAX: 00000000ffffffa6 RBX: ff11000010b91000 RCX: 1ff4000000018e8d
[   76.443761][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010b910bc
[   76.444052][   T12] RBP: ff1100001b47a000 R08: 1fe2200002172219 R09: ff11000001aed1d0
[   76.444359][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   76.444656][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   76.444951][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   76.445279][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.445558][   T12] CR2: 00007f7fdb3db000 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   76.445856][   T12] PKRU: 55555554
[   76.446050][   T12] Call Trace:
[   76.446244][   T12]  <TASK>
[   76.446427][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   76.446699][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.446997][   T12]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   76.447230][   T12] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   76.447512][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   76.447749][   T12]  ? netconsole_netdev_event (drivers/net/netconsole.c:1647)
[   76.447980][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   76.448212][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   76.448493][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.448763][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   76.448977][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.449153][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   76.449390][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   76.449600][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   76.449828][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   76.450014][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   76.450193][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   76.450395][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.450610][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.450792][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.450973][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.451149][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.451350][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.451535][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.451756][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.451942][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.452118][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.452305][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.452505][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.452690][   T12]  kthread (kernel/kthread.c:436)
[   76.452842][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.453051][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.453242][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.453471][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.453690][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.453867][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.454048][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.462001][   T12] ------------[ cut here ]------------
| [   76.462229][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   76.462625][   T12] Modules linked in: vxlan
| [   76.463108][   T12] Tainted: [W]=WARN
[   76.463217][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.463490][   T12] Workqueue: netns cleanup_net
[   76.463640][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.463821][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.464379][   T12] RSP: 0018:ffa00000000c7230 EFLAGS: 00010286
[   76.464557][   T12] RAX: 00000000ffffffa6 RBX: ff11000013d44200 RCX: 1ff4000000018e0c
[   76.464779][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013d442bc
[   76.464991][   T12] RBP: ff11000019c8a000 R08: 1fe22000027a8859 R09: ff11000001aed1d0
[   76.465202][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   76.465422][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   76.465635][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   76.465881][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.466061][   T12] CR2: 00007f0a04b6bb70 CR3: 0000000010c2b002 CR4: 0000000000771ef0
[   76.466275][   T12] PKRU: 55555554
[   76.466398][   T12] Call Trace:
[   76.466508][   T12]  <TASK>
[   76.466580][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.466726][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   76.466866][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   76.467009][   T12]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[   76.467149][   T12]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[   76.467290][   T12]  ? unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   76.467468][   T12]  ? cleanup_net (net/core/net_namespace.c:702)
[   76.467610][   T12]  ? process_one_work (kernel/workqueue.c:3314)
[   76.467749][   T12]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[   76.467892][   T12]  netif_set_mtu (net/core/dev.c:9910)
[   76.468033][   T12]  ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2))
[   76.468179][   T12]  dev_set_mtu (net/core/dev_api.c:249)
[   76.468287][   T12]  br_mtu_auto_adjust (net/bridge/br_if.c:525 (discriminator 1) net/bridge/br_if.c:514 (discriminator 1))
[   76.468434][   T12]  br_del_if (net/bridge/br_if.c:728)
[   76.468540][   T12]  br_device_event (net/bridge/br.c:127)
[   76.468685][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[   76.468826][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   76.468967][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   76.469144][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.469326][   T12]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   76.469472][   T12] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   76.469656][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   76.469797][   T12]  ? netconsole_netdev_event (drivers/net/netconsole.c:1647)
[   76.469939][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   76.470082][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   76.470258][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.470442][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   76.470584][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.470730][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   76.470909][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   76.471050][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   76.471191][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   76.471342][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   76.471483][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   76.471630][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.471769][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.471910][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.472052][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.472191][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.472344][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.472484][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.472631][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.472776][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.472914][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.473057][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.473222][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.473373][   T12]  kthread (kernel/kthread.c:436)
[   76.473480][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.473668][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.473826][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.473970][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.474145][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.474286][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.474435][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.476068][   T12] ------------[ cut here ]------------
| [   76.476202][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   76.476486][   T12] Modules linked in: vxlan
| [   76.476939][   T12] Tainted: [W]=WARN
[   76.477041][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.477211][   T12] Workqueue: netns cleanup_net
[   76.478085][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.478263][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.478834][   T12] RSP: 0018:ffa00000000c7388 EFLAGS: 00010286
[   76.479004][   T12] RAX: 00000000ffffffa6 RBX: ff1100001472b540 RCX: 1ff4000000018e37
[   76.479209][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001472b5fc
[   76.479511][   T12] RBP: ff11000019c8a000 R08: 1fe22000028e56c1 R09: ff11000001aed1d0
[   76.479715][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   76.479933][   T12] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[   76.480140][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   76.480452][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.480627][   T12] CR2: 00007f0a04b6bb70 CR3: 000000000d14d001 CR4: 0000000000771ef0
[   76.480828][   T12] PKRU: 55555554
[   76.480929][   T12] Call Trace:
[   76.481033][   T12]  <TASK>
[   76.481105][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.481242][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   76.481452][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   76.481594][   T12]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[   76.481764][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.481897][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   76.482033][   T12]  ? netdev_change_features (net/core/dev.c:11117)
[   76.482170][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.482412][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   76.482565][   T12]  br_del_if (net/bridge/br_if.c:737)
[   76.482673][   T12]  br_device_event (net/bridge/br.c:127)
[   76.482809][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[   76.482948][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   76.483087][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   76.483261][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.483510][   T12]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   76.483666][   T12] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   76.483839][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   76.483975][   T12]  ? netconsole_netdev_event (drivers/net/netconsole.c:1647)
[   76.484114][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   76.484253][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   76.484445][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.484623][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   76.484770][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.484907][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   76.485081][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   76.485218][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   76.485527][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   76.485671][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   76.485808][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   76.485945][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.486077][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.486222][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.486371][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.486507][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.486657][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.486794][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.486946][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.487087][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.487222][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.487371][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.487512][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.487657][   T12]  kthread (kernel/kthread.c:436)
[   76.487759][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.488258][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.488404][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.488541][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.488715][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.488853][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.488988][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.490656][   T12] ------------[ cut here ]------------
| [   76.490783][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   76.491025][   T12] Modules linked in: vxlan
| [   76.491445][   T12] Tainted: [W]=WARN
[   76.491542][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.491705][   T12] Workqueue: netns cleanup_net
[   76.491835][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.491994][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.492682][   T12] RSP: 0018:ffa00000000c7638 EFLAGS: 00010286
[   76.492845][   T12] RAX: 00000000ffffffa6 RBX: ff110000158bf380 RCX: 1ff4000000018e8d
[   76.493041][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000158bf43c
[   76.493228][   T12] RBP: ff1100001b0f2000 R08: 1fe2200002b17e89 R09: ff11000001aed1d0
[   76.493531][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   76.493731][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   76.493918][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   76.494148][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.494309][   T12] CR2: 00007f0a04b6bb70 CR3: 000000000d14d001 CR4: 0000000000771ef0
[   76.494619][   T12] PKRU: 55555554
[   76.494722][   T12] Call Trace:
[   76.494820][   T12]  <TASK>
[   76.494885][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   76.495044][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.495208][   T12]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   76.495423][   T12] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   76.495596][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   76.495726][   T12]  ? netconsole_netdev_event (drivers/net/netconsole.c:1647)
[   76.495854][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   76.495982][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   76.496142][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.496306][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   76.496482][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.496612][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   76.496774][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   76.496901][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   76.497029][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   76.497154][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   76.497282][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   76.497461][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.497592][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.497721][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.497848][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.497979][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.498105][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.498230][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.498432][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.498561][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.498695][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.498827][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.498957][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.499081][   T12]  kthread (kernel/kthread.c:436)
[   76.499177][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.499410][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.499550][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.499681][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.499837][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.499960][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.500085][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.506057][   T12] ------------[ cut here ]------------
| [   76.506191][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   76.506601][   T12] Modules linked in: vxlan
| [   76.506999][   T12] Tainted: [W]=WARN
[   76.507091][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.507241][   T12] Workqueue: netns cleanup_net
[   76.507376][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.507557][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.507997][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   76.508148][   T12] RAX: 00000000ffffffa6 RBX: ff110000158bec80 RCX: 1ff4000000018ed5
[   76.508339][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000158bed3c
[   76.508527][   T12] RBP: ff1100001ae6c000 R08: 1fe2200002b17da9 R09: ff11000001aed1d0
[   76.508710][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   76.508885][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   76.509065][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   76.509278][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.509445][   T12] CR2: 00007f0a04d0b2a0 CR3: 000000000d14d002 CR4: 0000000000771ef0
[   76.509628][   T12] PKRU: 55555554
[   76.509717][   T12] Call Trace:
[   76.509957][   T12]  <TASK>
[   76.510020][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   76.510175][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.510340][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   76.510463][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.510581][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   76.510740][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   76.510861][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   76.510980][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   76.511100][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   76.511220][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   76.511349][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.511467][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.511594][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.511714][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.511833][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.511954][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.512073][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.512195][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.512332][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.512453][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.512577][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.512720][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.512840][   T12]  kthread (kernel/kthread.c:436)
[   76.512930][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.513077][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.513197][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.513327][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.513498][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.513627][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.513753][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.516212][   T12] ------------[ cut here ]------------
| [   76.516343][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   76.516575][   T12] Modules linked in: vxlan
| [   76.516974][   T12] Tainted: [W]=WARN
[   76.517082][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.517231][   T12] Workqueue: netns cleanup_net
[   76.517364][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.517519][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.517967][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   76.518116][   T12] RAX: 00000000ffffffa6 RBX: ff11000002787e00 RCX: 1ff4000000018ed5
[   76.518298][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000002787ebc
[   76.518483][   T12] RBP: ff110000196a4000 R08: 1fe22000004f0fd9 R09: ff11000001aed1d0
[   76.518668][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   76.518854][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   76.519033][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   76.519241][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.519403][   T12] CR2: 00007f0a04d0b2a0 CR3: 000000000d14d002 CR4: 0000000000771ef0
[   76.519582][   T12] PKRU: 55555554
[   76.519676][   T12] Call Trace:
[   76.519765][   T12]  <TASK>
[   76.519826][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   76.519989][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.520139][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   76.520259][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.520645][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   76.520801][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   76.520920][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   76.521039][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   76.521157][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   76.521280][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   76.521407][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.521525][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.521653][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.521771][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.521890][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.522010][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.522130][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.522250][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.522381][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.522499][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.522628][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.522776][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.522895][   T12]  kthread (kernel/kthread.c:436)
[   76.522985][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.523135][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.523255][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.523383][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.523533][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.523667][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.523787][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.560206][   T12] ------------[ cut here ]------------
| [   76.560349][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   76.560614][   T12] Modules linked in: vxlan
| [   76.561046][   T12] Tainted: [W]=WARN
[   76.561177][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.561494][   T12] Workqueue: netns cleanup_net
[   76.561640][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.561811][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.562311][   T12] RSP: 0018:ffa00000000c77b0 EFLAGS: 00010286
[   76.562481][   T12] RAX: 00000000ffffffa6 RBX: ff110000137058c0 RCX: 1ff4000000018ebc
[   76.562685][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001370597c
[   76.562880][   T12] RBP: ff1100001afd1000 R08: 1fe22000026e0b31 R09: ff11000001aed1d0
[   76.563076][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[   76.563277][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   76.563485][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   76.563723][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.563900][   T12] CR2: 00007f0a04d0b2a0 CR3: 000000000d14d002 CR4: 0000000000771ef0
[   76.564100][   T12] PKRU: 55555554
[   76.564198][   T12] Call Trace:
[   76.564298][   T12]  <TASK>
[   76.564376][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   76.564510][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   76.564616][   T12]  __dev_notify_flags (net/core/dev.c:9787)
[   76.564748][   T12]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   76.564883][   T12]  ? netdev_notice (net/core/dev.c:13008)
[   76.565017][   T12]  ? netif_change_name (net/core/dev.c:1495)
[   76.565149][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.565969][   T12]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[   76.566100][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   76.566232][   T12]  __dev_set_promiscuity (net/core/dev.c:9630)
[   76.566394][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   76.566529][   T12]  netif_set_promiscuity (net/core/dev.c:9639)
[   76.566680][   T12]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   76.566810][   T12]  dev_set_promiscuity (net/core/dev_api.c:288)
[   76.566944][   T12]  del_nbp (net/bridge/br_if.c:254 net/bridge/br_if.c:340)
[   76.567043][   T12]  ? __up_write (kernel/locking/rwsem.c:1418 (discriminator 1))
[   76.567177][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[   76.567313][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[   76.567450][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   76.567598][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.567729][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.567882][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.568017][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.568149][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.568282][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.568420][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.568555][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.568699][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.568831][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.568966][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.569102][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.569235][   T12]  kthread (kernel/kthread.c:436)
[   76.569344][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.569509][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.569651][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.569783][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.569954][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.570085][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.570223][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.572721][   T12] ------------[ cut here ]------------
| [   76.572853][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   76.573120][   T12] Modules linked in: vxlan
| [   76.573557][   T12] Tainted: [W]=WARN
[   76.573660][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.573822][   T12] Workqueue: netns cleanup_net
[   76.573965][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.574130][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.574628][   T12] RSP: 0018:ffa00000000c77d0 EFLAGS: 00010286
[   76.574793][   T12] RAX: 00000000ffffffa6 RBX: ff11000014e2b8c0 RCX: 1ff4000000018ec0
[   76.575016][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014e2b97c
[   76.575212][   T12] RBP: ff1100001afd1000 R08: 1fe22000029c5731 R09: ff11000001aed1d0
[   76.575410][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   76.575623][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   76.575814][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   76.576038][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.576196][   T12] CR2: 00007f0a04d0b2a0 CR3: 000000000d14d002 CR4: 0000000000771ef0
[   76.576395][   T12] PKRU: 55555554
[   76.576493][   T12] Call Trace:
[   76.576596][   T12]  <TASK>
[   76.576662][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.576803][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   76.576934][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   76.577065][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   76.577193][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   76.577363][   T12]  ? fdb_delete_local (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 net/bridge/br_fdb.c:365)
[   76.577492][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   76.577637][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   76.577769][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   76.577928][   T12]  ? br_manage_promisc (net/bridge/br_if.c:152 (discriminator 1))
[   76.578055][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.578184][   T12]  del_nbp (net/bridge/br_if.c:363)
[   76.578294][   T12]  ? __up_write (kernel/locking/rwsem.c:1418 (discriminator 1))
[   76.578428][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[   76.578568][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[   76.578701][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   76.578831][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.578959][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.579101][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.579231][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.579368][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.579497][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.579630][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.579758][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.579889][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.580040][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.580174][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.580311][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.580445][   T12]  kthread (kernel/kthread.c:436)
[   76.580552][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.580717][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.580845][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.580978][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.581136][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.581267][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.581422][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.583774][   T12] ------------[ cut here ]------------
| [   76.583918][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   76.584174][   T12] Modules linked in: vxlan
| [   76.584632][   T12] Tainted: [W]=WARN
[   76.584733][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.584906][   T12] Workqueue: netns cleanup_net
[   76.585041][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.585214][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.585964][   T12] RSP: 0018:ffa00000000c77b0 EFLAGS: 00010286
[   76.586149][   T12] RAX: 00000000ffffffa6 RBX: ff11000012b0aac0 RCX: 1ff4000000018ebc
[   76.586361][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0ab7c
[   76.586558][   T12] RBP: ff11000019659000 R08: 1fe2200002561571 R09: ff11000001aed1d0
[   76.586758][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[   76.586953][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   76.587149][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   76.587384][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.587547][   T12] CR2: 00007f0a04d0b2a0 CR3: 000000000d14d002 CR4: 0000000000771ef0
[   76.587750][   T12] PKRU: 55555554
[   76.587852][   T12] Call Trace:
[   76.587949][   T12]  <TASK>
[   76.588029][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   76.588165][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   76.588266][   T12]  __dev_notify_flags (net/core/dev.c:9787)
[   76.588404][   T12]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   76.588536][   T12]  ? netdev_notice (net/core/dev.c:13008)
[   76.588672][   T12]  ? netif_change_name (net/core/dev.c:1495)
[   76.588809][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.588939][   T12]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[   76.589069][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   76.589201][   T12]  __dev_set_promiscuity (net/core/dev.c:9630)
[   76.589344][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   76.589480][   T12]  netif_set_promiscuity (net/core/dev.c:9639)
[   76.589618][   T12]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   76.589747][   T12]  dev_set_promiscuity (net/core/dev_api.c:288)
[   76.589877][   T12]  del_nbp (net/bridge/br_if.c:254 net/bridge/br_if.c:340)
[   76.589979][   T12]  ? kernfs_put.part.0 (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:1383 fs/kernfs/dir.c:622)
[   76.590114][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[   76.590245][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[   76.590395][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   76.590527][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.590664][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.590798][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.590930][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.591059][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.591193][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.591331][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.591467][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.591615][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.591745][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.591878][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.592013][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.592143][   T12]  kthread (kernel/kthread.c:436)
[   76.592242][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.592412][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.592544][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.592682][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.592843][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.592973][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.593106][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.595402][   T12] ------------[ cut here ]------------
| [   76.595533][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   76.595791][   T12] Modules linked in: vxlan
| [   76.596210][   T12] Tainted: [W]=WARN
[   76.596311][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.596967][   T12] Workqueue: netns cleanup_net
[   76.597100][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.597263][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.597778][   T12] RSP: 0018:ffa00000000c77d0 EFLAGS: 00010286
[   76.597939][   T12] RAX: 00000000ffffffa6 RBX: ff11000012a60740 RCX: 1ff4000000018ec0
[   76.598130][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012a607fc
[   76.598375][   T12] RBP: ff11000019659000 R08: 1fe220000254c101 R09: ff11000001aed1d0
[   76.598565][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   76.598777][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   76.598987][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   76.599210][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.599427][   T12] CR2: 00007f0a04d0b2a0 CR3: 000000000d14d002 CR4: 0000000000771ef0
[   76.599625][   T12] PKRU: 55555554
[   76.599719][   T12] Call Trace:
[   76.599813][   T12]  <TASK>
[   76.599879][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.600008][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   76.600136][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   76.600291][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   76.600474][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   76.600640][   T12]  ? fdb_delete_local (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 net/bridge/br_fdb.c:365)
[   76.600769][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   76.600898][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   76.601027][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   76.601183][   T12]  ? br_manage_promisc (net/bridge/br_if.c:152 (discriminator 1))
[   76.601312][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.601491][   T12]  del_nbp (net/bridge/br_if.c:363)
[   76.601593][   T12]  ? kernfs_put.part.0 (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:1383 fs/kernfs/dir.c:622)
[   76.601723][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[   76.601863][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[   76.602000][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   76.602131][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.602257][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.602446][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.602576][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.602710][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.602836][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.602963][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.603092][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.603225][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.603406][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.603540][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.603675][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.603803][   T12]  kthread (kernel/kthread.c:436)
[   76.603898][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.604057][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.604186][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.604368][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.604527][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.604661][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.604790][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.608159][   T12] ------------[ cut here ]------------
| [   76.608299][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   76.608686][   T12] Modules linked in: vxlan
| [   76.609094][   T12] Tainted: [W]=WARN
[   76.609187][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.609353][   T12] Workqueue: netns cleanup_net
[   76.609479][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.609650][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.610086][   T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286
[   76.610241][   T12] RAX: 00000000ffffffa6 RBX: ff11000012a618c0 RCX: 1ff4000000018ec7
[   76.610452][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012a6197c
[   76.610637][   T12] RBP: ff11000019c8a000 R08: 1fe220000254c331 R09: ff11000001aed1d0
[   76.610818][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   76.611001][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001b1d2000
[   76.611200][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   76.611424][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.611576][   T12] CR2: 00007f4e95869db0 CR3: 0000000014f50006 CR4: 0000000000771ef0
[   76.611766][   T12] PKRU: 55555554
[   76.611856][   T12] Call Trace:
[   76.611946][   T12]  <TASK>
[   76.612009][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   76.612132][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   76.612225][   T12]  netif_close_many (net/core/dev.c:1804)
[   76.612361][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   76.612490][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   76.612647][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   76.612799][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   76.612925][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.613080][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   76.613218][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   76.613353][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   76.613477][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.613603][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   76.613727][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   76.613850][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.613970][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.614096][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.614220][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.614349][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.614472][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.614597][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.614721][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.614846][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.614967][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.615093][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.615219][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.615352][   T12]  kthread (kernel/kthread.c:436)
[   76.615445][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.615600][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.615723][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.615844][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.615998][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.616121][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.616275][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.618278][   T12] ------------[ cut here ]------------
| [   76.618410][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   76.618655][   T12] Modules linked in: vxlan
| [   76.619053][   T12] Tainted: [W]=WARN
[   76.619146][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.619301][   T12] Workqueue: netns cleanup_net
[   76.619896][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.620245][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.620743][   T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286
[   76.620895][   T12] RAX: 00000000ffffffa6 RBX: ff11000011e3c580 RCX: 1ff4000000018ec7
[   76.621077][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e3c63c
[   76.621257][   T12] RBP: ff1100001b1d2000 R08: 1fe22000023c78c9 R09: ff11000001aed1d0
[   76.621496][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   76.621680][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0
[   76.621863][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   76.622121][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.622276][   T12] CR2: 00007f4e95869db0 CR3: 000000000d14d001 CR4: 0000000000771ef0
[   76.622530][   T12] PKRU: 55555554
[   76.622628][   T12] Call Trace:
[   76.622719][   T12]  <TASK>
[   76.622782][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   76.622904][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   76.623024][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   76.623117][   T12]  netif_close_many (net/core/dev.c:1804)
[   76.623239][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   76.623443][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   76.623602][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   76.623755][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   76.623877][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.624028][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   76.624149][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   76.624273][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   76.624470][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.624597][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   76.624732][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   76.624855][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.624975][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.625100][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.625221][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.625418][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.625541][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.625666][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.625790][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.625913][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.626035][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.626160][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.626288][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.626478][   T12]  kthread (kernel/kthread.c:436)
[   76.626569][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.626727][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.626850][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.626971][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.627124][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.627244][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.627445][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.630734][   T12] ------------[ cut here ]------------
| [   76.630872][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   76.631149][   T12] Modules linked in: vxlan
| [   76.631631][   T12] Tainted: [W]=WARN
[   76.631718][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.631863][   T12] Workqueue: netns cleanup_net
[   76.631983][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.632134][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.632613][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   76.632806][   T12] RAX: 00000000ffffffa6 RBX: ff1100000549c740 RCX: 1ff4000000018eed
[   76.632978][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000549c7fc
[   76.633155][   T12] RBP: ff11000015eec000 R08: 1fe2200000a93901 R09: ff11000001aed1d0
[   76.633343][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   76.633516][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   76.633694][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   76.633896][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.634045][   T12] CR2: 00007fb483533888 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   76.634218][   T12] PKRU: 55555554
[   76.634308][   T12] Call Trace:
[   76.634412][   T12]  <TASK>
[   76.634473][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   76.634628][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.634779][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   76.634900][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   76.635016][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.635131][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   76.635249][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   76.635375][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.635491][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.635617][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.635736][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.635854][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.635974][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.636089][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.636207][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.636334][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.636449][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.636571][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.636732][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.636863][   T12]  kthread (kernel/kthread.c:436)
[   76.636953][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.637097][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.637213][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.637342][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.637487][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.637612][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.637733][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.640090][   T12] ------------[ cut here ]------------
| [   76.640227][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   76.640625][   T12] Modules linked in: vxlan
| [   76.641014][   T12] Tainted: [W]=WARN
[   76.641104][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.641248][   T12] Workqueue: netns cleanup_net
[   76.641380][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.641531][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.641951][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   76.642110][   T12] RAX: 00000000ffffffa6 RBX: ff11000012cba740 RCX: 1ff4000000018eed
[   76.642351][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012cba7fc
[   76.642542][   T12] RBP: ff11000017779000 R08: 1fe2200002597501 R09: ff11000001aed1d0
[   76.642731][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   76.642901][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   76.643077][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   76.643283][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.643439][   T12] CR2: 00007fb483533888 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   76.643618][   T12] PKRU: 55555554
[   76.643706][   T12] Call Trace:
[   76.643790][   T12]  <TASK>
[   76.643850][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   76.644001][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.644147][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   76.644271][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   76.644396][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.644512][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   76.644636][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   76.644753][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.644871][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.644993][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.645138][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.645253][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.645380][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.645494][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.645618][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.645736][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.645851][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.645973][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.646093][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.646208][   T12]  kthread (kernel/kthread.c:436)
[   76.646300][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.646450][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.646566][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.646697][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.646841][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.646956][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.647073][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.649299][   T12] ------------[ cut here ]------------
| [   76.649452][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   76.649683][   T12] Modules linked in: vxlan
| [   76.650075][   T12] Tainted: [W]=WARN
[   76.650163][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.650439][   T12] Workqueue: netns cleanup_net
[   76.650563][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.650722][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.651141][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   76.651292][   T12] RAX: 00000000ffffffa6 RBX: ff110000141ab000 RCX: 1ff4000000018eed
[   76.651471][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000141ab0bc
[   76.651649][   T12] RBP: ff11000019d14000 R08: 1fe2200002835619 R09: ff11000001aed1d0
[   76.651820][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   76.651993][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   76.652169][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   76.652393][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.652536][   T12] CR2: 00007fb483533888 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   76.652712][   T12] PKRU: 55555554
[   76.652808][   T12] Call Trace:
[   76.652895][   T12]  <TASK>
[   76.652954][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   76.653103][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.653247][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   76.653375][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   76.653498][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.653633][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   76.653751][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   76.653872][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.653986][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.654104][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.654220][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.654345][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.654464][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.654579][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.654704][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.654824][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.654939][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.655060][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.655183][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.655304][   T12]  kthread (kernel/kthread.c:436)
[   76.655530][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.655682][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.655799][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.655915][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.656062][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.656184][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.656305][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.667230][   T12] ------------[ cut here ]------------
| [   76.667419][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   76.667702][   T12] Modules linked in: vxlan
| [   76.668102][   T12] Tainted: [W]=WARN
[   76.668191][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.668356][   T12] Workqueue: netns cleanup_net
[   76.668478][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.668644][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.669054][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   76.669210][   T12] RAX: 00000000ffffffa6 RBX: ff1100000549ce40 RCX: 1ff4000000018eed
[   76.669394][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000549cefc
[   76.669566][   T12] RBP: ff1100001a419000 R08: 1fe2200000a939e1 R09: ff11000001aed1d0
[   76.669743][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   76.669913][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   76.670090][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   76.670294][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.670444][   T12] CR2: 00007fb483533888 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   76.670652][   T12] PKRU: 55555554
[   76.670741][   T12] Call Trace:
[   76.670828][   T12]  <TASK>
[   76.670889][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   76.671038][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.671182][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   76.671307][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   76.671432][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.671551][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   76.671677][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   76.671801][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.671920][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.672039][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.672158][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.672277][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.672401][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.672518][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.672642][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.672763][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.672882][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.673006][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.673131][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.673250][   T12]  kthread (kernel/kthread.c:436)
[   76.673347][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.673491][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.673612][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.673727][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.673872][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.673988][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.674105][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.676633][   T12] ------------[ cut here ]------------
| [   76.676807][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   76.677048][   T12] Modules linked in: vxlan
| [   76.677451][   T12] Tainted: [W]=WARN
[   76.677538][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.677685][   T12] Workqueue: netns cleanup_net
[   76.677804][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.677954][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.678427][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   76.678572][   T12] RAX: 00000000ffffffa6 RBX: ff1100000549da80 RCX: 1ff4000000018eed
[   76.678796][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000549db3c
[   76.678966][   T12] RBP: ff11000010efc000 R08: 1fe2200000a93b69 R09: ff11000001aed1d0
[   76.679136][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   76.679310][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   76.679547][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   76.679761][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.679907][   T12] CR2: 00007fb483533888 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   76.680078][   T12] PKRU: 55555554
[   76.680166][   T12] Call Trace:
[   76.680252][   T12]  <TASK>
[   76.680362][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   76.680514][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.680664][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   76.680781][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   76.680898][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.681018][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   76.681138][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   76.681260][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.681426][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.681549][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.681675][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.681794][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.681912][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.682027][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.682145][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.682270][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.682444][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.682568][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.682694][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.682811][   T12]  kthread (kernel/kthread.c:436)
[   76.682909][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.683054][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.683172][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.683292][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.683481][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.683615][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.683737][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.686878][   T12] ------------[ cut here ]------------
| [   76.687013][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   76.687249][   T12] Modules linked in: vxlan
| [   76.687655][   T12] Tainted: [W]=WARN
[   76.687763][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.687916][   T12] Workqueue: netns cleanup_net
[   76.688042][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.688201][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.688637][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   76.688787][   T12] RAX: 00000000ffffffa6 RBX: ff110000129c9e00 RCX: 1ff4000000018eed
[   76.688969][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129c9ebc
[   76.689141][   T12] RBP: ff1100001ad4c000 R08: 1fe22000025393d9 R09: ff11000001aed1d0
[   76.689327][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   76.689502][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   76.689685][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   76.689904][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.690052][   T12] CR2: 00007fb8a4f737a0 CR3: 000000001a61a003 CR4: 0000000000771ef0
[   76.690227][   T12] PKRU: 55555554
[   76.690327][   T12] Call Trace:
[   76.690415][   T12]  <TASK>
[   76.690474][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   76.690630][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.690775][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   76.690921][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   76.691039][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.691155][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   76.691279][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   76.691405][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.691522][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.691653][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.691771][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.691888][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.692010][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.692131][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.692252][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.692442][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.692560][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.692687][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.692809][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.692925][   T12]  kthread (kernel/kthread.c:436)
[   76.693014][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.693162][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.693288][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.693494][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.693649][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.693765][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.693887][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.696105][   T12] ------------[ cut here ]------------
| [   76.696233][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   76.696473][   T12] Modules linked in: vxlan
| [   76.696881][   T12] Tainted: [W]=WARN
[   76.696969][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.697116][   T12] Workqueue: netns cleanup_net
[   76.697237][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.697407][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.697835][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   76.697982][   T12] RAX: 00000000ffffffa6 RBX: ff1100001671a580 RCX: 1ff4000000018eed
[   76.698156][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001671a63c
[   76.698341][   T12] RBP: ff11000005f71000 R08: 1fe2200002ce34c9 R09: ff11000001aed1d0
[   76.698515][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   76.698694][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   76.698867][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   76.699071][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.699218][   T12] CR2: 00007fb8a4f737a0 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   76.699400][   T12] PKRU: 55555554
[   76.699487][   T12] Call Trace:
[   76.699582][   T12]  <TASK>
[   76.699653][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   76.699799][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.699955][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   76.700073][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   76.700191][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.700309][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   76.700488][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   76.700611][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.700726][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.700847][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.700985][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.701106][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.701224][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.701399][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.701518][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.701643][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.701833][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.701963][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.702083][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.702202][   T12]  kthread (kernel/kthread.c:436)
[   76.702294][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.702530][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.702654][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.702771][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.702917][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.703033][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.703150][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.705605][   T12] ------------[ cut here ]------------
| [   76.705725][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   76.705955][   T12] Modules linked in: vxlan
| [   76.706772][   T12] Tainted: [W]=WARN
[   76.706911][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.707066][   T12] Workqueue: netns cleanup_net
[   76.707186][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.707391][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.707824][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   76.707971][   T12] RAX: 00000000ffffffa6 RBX: ff11000019eb8580 RCX: 1ff4000000018eed
[   76.708144][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000019eb863c
[   76.708371][   T12] RBP: ff1100001a52c000 R08: 1fe22000033d70c9 R09: ff11000001aed1d0
[   76.708550][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   76.708735][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   76.708910][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   76.709119][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.709269][   T12] CR2: 00007fb8a4f737a0 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   76.709496][   T12] PKRU: 55555554
[   76.709589][   T12] Call Trace:
[   76.709677][   T12]  <TASK>
[   76.709739][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   76.709890][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.710035][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   76.710152][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   76.710274][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.710441][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   76.710572][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   76.710701][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.710816][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.710938][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.711070][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.711186][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.711308][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.711472][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.711608][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.711731][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.711857][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.711981][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.712107][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.712225][   T12]  kthread (kernel/kthread.c:436)
[   76.712363][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.712512][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.712635][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.712755][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.712903][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.713020][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.713138][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.716803][   T12] ------------[ cut here ]------------
| [   76.716944][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   76.717178][   T12] Modules linked in: vxlan
| [   76.717593][   T12] Tainted: [W]=WARN
[   76.717685][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.717832][   T12] Workqueue: netns cleanup_net
[   76.717957][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.718109][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.718543][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   76.718697][   T12] RAX: 00000000ffffffa6 RBX: ff11000019eb9a80 RCX: 1ff4000000018eed
[   76.718874][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000019eb9b3c
[   76.719061][   T12] RBP: ff11000010c1c000 R08: 1fe22000033d7369 R09: ff11000001aed1d0
[   76.719238][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   76.719424][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   76.719607][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   76.719812][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.719965][   T12] CR2: 00007fb8a4f737a0 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   76.720166][   T12] PKRU: 55555554
[   76.720254][   T12] Call Trace:
[   76.720351][   T12]  <TASK>
[   76.720413][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   76.720564][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.720716][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   76.720840][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   76.720963][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.721081][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   76.721203][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   76.721343][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.721460][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.721580][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.721704][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.721822][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.721951][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.722078][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.722208][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.722340][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.722457][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.722579][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.722711][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.722827][   T12]  kthread (kernel/kthread.c:436)
[   76.722934][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.723082][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.723201][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.724131][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.724290][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.724466][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.724587][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.727337][   T12] ------------[ cut here ]------------
| [   76.727474][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   76.727710][   T12] Modules linked in: vxlan
| [   76.728103][   T12] Tainted: [W]=WARN
[   76.728191][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.728346][   T12] Workqueue: netns cleanup_net
[   76.728469][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.728637][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.729079][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   76.729229][   T12] RAX: 00000000ffffffa6 RBX: ff11000019eb9540 RCX: 1ff4000000018eed
[   76.729412][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000019eb95fc
[   76.729592][   T12] RBP: ff1100001abf4000 R08: 1fe22000033d72c1 R09: ff11000001aed1d0
[   76.729766][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   76.729944][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   76.730121][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   76.730383][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.730532][   T12] CR2: 00007fb8a4f737a0 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   76.730715][   T12] PKRU: 55555554
[   76.730803][   T12] Call Trace:
[   76.730891][   T12]  <TASK>
[   76.730953][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   76.731102][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.731246][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   76.731420][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   76.731538][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.731661][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   76.731782][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   76.731901][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.732021][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.732142][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.732261][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.732429][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.732614][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.732740][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.732863][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.732985][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.733102][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.733223][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.733396][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.733514][   T12]  kthread (kernel/kthread.c:436)
[   76.733612][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.733759][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.733877][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.733996][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.734148][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.734267][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.734435][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.737298][   T12] ------------[ cut here ]------------
| [   76.737443][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   76.737683][   T12] Modules linked in: vxlan
| [   76.738069][   T12] Tainted: [W]=WARN
[   76.738156][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.738303][   T12] Workqueue: netns cleanup_net
[   76.738431][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.738588][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.738998][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   76.739143][   T12] RAX: 00000000ffffffa6 RBX: ff11000019eb8ac0 RCX: 1ff4000000018eed
[   76.739327][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000019eb8b7c
[   76.739498][   T12] RBP: ff1100001a8e9000 R08: 1fe22000033d7171 R09: ff11000001aed1d0
[   76.739681][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   76.739852][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   76.740026][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   76.740228][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.740388][   T12] CR2: 00007fb8a4c71574 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   76.740561][   T12] PKRU: 55555554
[   76.740654][   T12] Call Trace:
[   76.740746][   T12]  <TASK>
[   76.740807][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   76.740956][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.741100][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   76.741215][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   76.741345][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.741459][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   76.741577][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   76.741711][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.741830][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.741950][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.742067][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.742186][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.742308][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.742433][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.742554][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.742687][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.742803][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.742923][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.743046][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.743165][   T12]  kthread (kernel/kthread.c:436)
[   76.743253][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.743406][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.743522][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.743644][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.743787][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.743904][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.744023][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.746222][   T12] ------------[ cut here ]------------
| [   76.747116][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   76.747407][   T12] Modules linked in: vxlan
| [   76.747804][   T12] Tainted: [W]=WARN
[   76.747894][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.748041][   T12] Workqueue: netns cleanup_net
[   76.748163][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.748371][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.748851][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   76.749001][   T12] RAX: 00000000ffffffa6 RBX: ff11000005a15a80 RCX: 1ff4000000018eed
[   76.749177][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005a15b3c
[   76.749407][   T12] RBP: ff1100001ae3c000 R08: 1fe2200000b42b69 R09: ff11000001aed1d0
[   76.749588][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   76.749764][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   76.749940][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   76.750142][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.750295][   T12] CR2: 00007fb8a4f737a0 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   76.750520][   T12] PKRU: 55555554
[   76.750620][   T12] Call Trace:
[   76.750707][   T12]  <TASK>
[   76.750769][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   76.750919][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.751073][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   76.751192][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   76.751313][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.751477][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   76.751602][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   76.751722][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.751840][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.751959][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.752080][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.752198][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.752371][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.752489][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.752618][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.752744][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.752862][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.752986][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.753111][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.753229][   T12]  kthread (kernel/kthread.c:436)
[   76.753369][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.753513][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.753635][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.753750][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.753901][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.754022][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.754138][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.756793][   T12] ------------[ cut here ]------------
| [   76.756910][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   76.757145][   T12] Modules linked in: vxlan
| [   76.757538][   T12] Tainted: [W]=WARN
[   76.757637][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.757782][   T12] Workqueue: netns cleanup_net
[   76.757902][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.758054][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.758501][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   76.758658][   T12] RAX: 00000000ffffffa6 RBX: ff110000137d1e00 RCX: 1ff4000000018eed
[   76.758834][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137d1ebc
[   76.759006][   T12] RBP: ff1100001a981000 R08: 1fe22000026fa3d9 R09: ff11000001aed1d0
[   76.759180][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   76.759365][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   76.759542][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   76.759754][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.759901][   T12] CR2: 00007fb8a4f737a0 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   76.760076][   T12] PKRU: 55555554
[   76.760169][   T12] Call Trace:
[   76.760256][   T12]  <TASK>
[   76.760329][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   76.760479][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.760635][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   76.760756][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   76.760877][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.760993][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   76.761112][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   76.761232][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.761356][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.761480][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.761605][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.761721][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.761839][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.761956][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.762074][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.762197][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.762324][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.762447][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.762570][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.762697][   T12]  kthread (kernel/kthread.c:436)
[   76.762790][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.762935][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.763055][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.763175][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.763329][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.763453][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.763573][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.774215][   T12] ------------[ cut here ]------------
| [   76.774342][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   76.774574][   T12] Modules linked in: vxlan
| [   76.774964][   T12] Tainted: [W]=WARN
[   76.775053][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.775202][   T12] Workqueue: netns cleanup_net
[   76.775339][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.775497][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.775927][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   76.776075][   T12] RAX: 00000000ffffffa6 RBX: ff110000137d0740 RCX: 1ff4000000018eed
[   76.776250][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137d07fc
[   76.776433][   T12] RBP: ff11000016d79000 R08: 1fe22000026fa101 R09: ff11000001aed1d0
[   76.776611][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   76.776786][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   76.776961][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   76.777163][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.777313][   T12] CR2: 00007fb8a4f737a0 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   76.777496][   T12] PKRU: 55555554
[   76.777589][   T12] Call Trace:
[   76.777677][   T12]  <TASK>
[   76.777738][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   76.777890][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.778042][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   76.778159][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   76.778280][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.778403][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   76.778527][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   76.778653][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.778770][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.778895][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.779012][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.779128][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.779247][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.779372][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.779493][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.779622][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.779741][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.779867][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.779993][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.780110][   T12]  kthread (kernel/kthread.c:436)
[   76.780199][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.780355][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.780475][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.780598][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.780745][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.780861][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.780979][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.782982][   T12] ------------[ cut here ]------------
| [   76.783099][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   76.783343][   T12] Modules linked in: vxlan
| [   76.783733][   T12] Tainted: [W]=WARN
[   76.783821][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.783966][   T12] Workqueue: netns cleanup_net
[   76.784088][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.784240][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.784677][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   76.784821][   T12] RAX: 00000000ffffffa6 RBX: ff110000137d0c80 RCX: 1ff4000000018eed
[   76.784998][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137d0d3c
[   76.785174][   T12] RBP: ff110000194b1000 R08: 1fe22000026fa1a9 R09: ff11000001aed1d0
[   76.785356][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   76.785532][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   76.785715][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   76.785918][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.786065][   T12] CR2: 00007fb8a4f737a0 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   76.786240][   T12] PKRU: 55555554
[   76.786336][   T12] Call Trace:
[   76.786424][   T12]  <TASK>
[   76.786487][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   76.786641][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.786787][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   76.786904][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   76.787022][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.787138][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   76.787258][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   76.787387][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.787504][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.787628][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.787749][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.787865][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.787986][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.788104][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.788226][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.788358][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.788474][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.788601][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.788724][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.788840][   T12]  kthread (kernel/kthread.c:436)
[   76.788929][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.789074][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.789192][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.789320][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.789467][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.789588][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.789709][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.792059][   T12] ------------[ cut here ]------------
| [   76.792248][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   76.792482][   T12] Modules linked in: vxlan
| [   76.792940][   T12] Tainted: [W]=WARN
[   76.793028][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.793249][   T12] Workqueue: netns cleanup_net
[   76.793378][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.793529][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.794031][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   76.794179][   T12] RAX: 00000000ffffffa6 RBX: ff110000137d03c0 RCX: 1ff4000000018eed
[   76.794439][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137d047c
[   76.794617][   T12] RBP: ff110000110d4000 R08: 1fe22000026fa091 R09: ff11000001aed1d0
[   76.794792][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   76.795038][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   76.795213][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   76.795498][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.795651][   T12] CR2: 00007fb8a4f737a0 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   76.795826][   T12] PKRU: 55555554
[   76.795913][   T12] Call Trace:
[   76.796069][   T12]  <TASK>
[   76.796130][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   76.796280][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.796429][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   76.796625][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   76.796742][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.796856][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   76.796974][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   76.797162][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.797278][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.797401][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.797518][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.797709][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.797827][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.797942][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.798060][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.798251][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.798374][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.798496][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.798622][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.798809][   T12]  kthread (kernel/kthread.c:436)
[   76.798897][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.799046][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.799168][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.799366][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.799510][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.799634][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.799750][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.802702][   T12] ------------[ cut here ]------------
| [   76.802823][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   76.803054][   T12] Modules linked in: vxlan
| [   76.803513][   T12] Tainted: [W]=WARN
[   76.803606][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.803830][   T12] Workqueue: netns cleanup_net
[   76.803950][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.804100][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.804603][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   76.804752][   T12] RAX: 00000000ffffffa6 RBX: ff11000002786900 RCX: 1ff4000000018eed
[   76.804998][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000027869bc
[   76.805172][   T12] RBP: ff1100001addc000 R08: 1fe22000004f0d39 R09: ff11000001aed1d0
[   76.805427][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   76.805611][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   76.805783][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   76.806059][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.806206][   T12] CR2: 00007fb8a4f737a0 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   76.806461][   T12] PKRU: 55555554
[   76.806548][   T12] Call Trace:
[   76.806640][   T12]  <TASK>
[   76.806701][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   76.806849][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.807063][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   76.807185][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   76.807305][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.807427][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   76.807623][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   76.807743][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.807858][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.807978][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.808165][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.808282][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.808407][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.808522][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.808716][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.808836][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.808952][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.809073][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.809263][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.809390][   T12]  kthread (kernel/kthread.c:436)
[   76.809478][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.809628][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.809821][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.809938][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.810084][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.810202][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.810398][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.813097][   T12] ------------[ cut here ]------------
| [   76.813215][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   76.813523][   T12] Modules linked in: vxlan
| [   76.813908][   T12] Tainted: [W]=WARN
[   76.814070][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.814214][   T12] Workqueue: netns cleanup_net
[   76.814342][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.814569][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.814990][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   76.815208][   T12] RAX: 00000000ffffffa6 RBX: ff11000013705a80 RCX: 1ff4000000018eed
[   76.815389][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013705b3c
[   76.815563][   T12] RBP: ff1100000892c000 R08: 1fe22000026e0b69 R09: ff11000001aed1d0
[   76.815812][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   76.815987][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   76.816234][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   76.816446][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.816596][   T12] CR2: 00007fb8a4f737a0 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   76.816843][   T12] PKRU: 55555554
[   76.816929][   T12] Call Trace:
[   76.817014][   T12]  <TASK>
[   76.817075][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   76.817297][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.817450][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   76.817565][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   76.817685][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.817872][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   76.817995][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   76.818116][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.818233][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.818431][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.818548][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.818669][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.818791][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.818978][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.819095][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.819215][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.819339][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.819531][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.819662][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.819781][   T12]  kthread (kernel/kthread.c:436)
[   76.819872][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.820092][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.820209][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.820336][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.820482][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.820675][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.820790][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.823259][   T12] ------------[ cut here ]------------
| [   76.824190][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   76.824485][   T12] Modules linked in: vxlan
| [   76.824870][   T12] Tainted: [W]=WARN
[   76.824962][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.825112][   T12] Workqueue: netns cleanup_net
[   76.825235][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.825442][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.825862][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   76.826008][   T12] RAX: 00000000ffffffa6 RBX: ff11000013705700 RCX: 1ff4000000018eed
[   76.826181][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137057bc
[   76.826404][   T12] RBP: ff11000005a3c000 R08: 1fe22000026e0af9 R09: ff11000001aed1d0
[   76.826576][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   76.826756][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   76.826930][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   76.827133][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.827279][   T12] CR2: 00007fb8a4f737a0 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   76.827504][   T12] PKRU: 55555554
[   76.827598][   T12] Call Trace:
[   76.827685][   T12]  <TASK>
[   76.827746][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   76.827898][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.828042][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   76.828159][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   76.828281][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.828444][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   76.828564][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   76.828688][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.828803][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.828923][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.829040][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.829228][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.829398][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.829516][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.829639][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.829760][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.829876][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.829997][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.830193][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.830311][   T12]  kthread (kernel/kthread.c:436)
[   76.830458][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.830611][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.830732][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.830852][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.831068][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.831185][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.831305][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.835224][   T12] ------------[ cut here ]------------
| [   76.835379][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   76.835618][   T12] Modules linked in: vxlan
| [   76.836009][   T12] Tainted: [W]=WARN
[   76.836098][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.836248][   T12] Workqueue: netns cleanup_net
[   76.836386][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.836540][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.836960][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   76.837107][   T12] RAX: 00000000ffffffa6 RBX: ff11000013705540 RCX: 1ff4000000018eed
[   76.837284][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137055fc
[   76.837465][   T12] RBP: ff1100001ad69000 R08: 1fe22000026e0ac1 R09: ff11000001aed1d0
[   76.837645][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   76.837820][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   76.837996][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   76.838207][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.838366][   T12] CR2: 00007faa75a4dc20 CR3: 0000000015a2e001 CR4: 0000000000771ef0
[   76.838543][   T12] PKRU: 55555554
[   76.838636][   T12] Call Trace:
[   76.838722][   T12]  <TASK>
[   76.838784][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   76.838934][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.839078][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   76.839197][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   76.839329][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.839446][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   76.839566][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   76.839691][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.839808][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.839928][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.840049][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.840165][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.840286][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.840409][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.840528][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.840655][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.840772][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.840894][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.841015][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.841132][   T12]  kthread (kernel/kthread.c:436)
[   76.841224][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.841378][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.841494][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.841617][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.841764][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.841880][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.842000][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.850254][   T12] ------------[ cut here ]------------
| [   76.850387][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   76.850623][   T12] Modules linked in: vxlan
| [   76.851004][   T12] Tainted: [W]=WARN
[   76.851097][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.851246][   T12] Workqueue: netns cleanup_net
[   76.851374][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.851527][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.851949][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   76.852095][   T12] RAX: 00000000ffffffa6 RBX: ff11000013705c40 RCX: 1ff4000000018eed
[   76.852271][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013705cfc
[   76.852452][   T12] RBP: ff11000015b31000 R08: 1fe22000026e0ba1 R09: ff11000001aed1d0
[   76.852636][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   76.852809][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   76.852984][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   76.853188][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.853351][   T12] CR2: 00007faa75a4dc20 CR3: 0000000015a2e001 CR4: 0000000000771ef0
[   76.853531][   T12] PKRU: 55555554
[   76.853624][   T12] Call Trace:
[   76.853711][   T12]  <TASK>
[   76.853773][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   76.853925][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.854069][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   76.854190][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   76.854313][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.854436][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   76.854556][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   76.854679][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.854799][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.854922][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.855039][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.855156][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.855277][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.855400][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.855523][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.855650][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.855770][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.855895][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.856017][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.856136][   T12]  kthread (kernel/kthread.c:436)
[   76.856229][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.856391][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.856509][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.856633][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.856779][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.856895][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.857016][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.865165][   T12] ------------[ cut here ]------------
| [   76.865294][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   76.865537][   T12] Modules linked in: vxlan
| [   76.865926][   T12] Tainted: [W]=WARN
[   76.866013][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.866158][   T12] Workqueue: netns cleanup_net
[   76.866279][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.866438][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.866857][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   76.867002][   T12] RAX: 00000000ffffffa6 RBX: ff11000012b0b540 RCX: 1ff4000000018eed
[   76.867176][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0b5fc
[   76.867356][   T12] RBP: ff1100001a541000 R08: 1fe22000025616c1 R09: ff11000001aed1d0
[   76.867528][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   76.867706][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   76.867880][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   76.868082][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.868227][   T12] CR2: 00007fb8a4f737a0 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   76.868413][   T12] PKRU: 55555554
[   76.868499][   T12] Call Trace:
[   76.868589][   T12]  <TASK>
[   76.868651][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   76.868802][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.868946][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   76.869067][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   76.869185][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.869304][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   76.869427][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   76.869544][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.869667][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.869785][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.869902][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.870017][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.870135][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.870252][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.870379][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.870500][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.870623][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.870744][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.870865][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.870980][   T12]  kthread (kernel/kthread.c:436)
[   76.871069][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.871221][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.871346][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.871465][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.871617][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.871738][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.871854][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.874019][   T12] ------------[ cut here ]------------
| [   76.874136][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   76.874380][   T12] Modules linked in: vxlan
| [   76.874771][   T12] Tainted: [W]=WARN
[   76.874859][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.875004][   T12] Workqueue: netns cleanup_net
[   76.875125][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.875278][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.875704][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   76.875854][   T12] RAX: 00000000ffffffa6 RBX: ff11000012b0ac80 RCX: 1ff4000000018eed
[   76.876032][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0ad3c
[   76.876206][   T12] RBP: ff11000016621000 R08: 1fe22000025615a9 R09: ff11000001aed1d0
[   76.876388][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   76.876560][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   76.876743][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   76.876947][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.877096][   T12] CR2: 00007fb8a4f737a0 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   76.877275][   T12] PKRU: 55555554
[   76.877370][   T12] Call Trace:
[   76.877457][   T12]  <TASK>
[   76.877519][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   76.877677][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.877823][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   76.877945][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   76.878065][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.878183][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   76.878307][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   76.878432][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.878548][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.878678][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.878799][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.878920][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.879040][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.879156][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.879281][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.879408][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.879525][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.879653][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.879775][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.879902][   T12]  kthread (kernel/kthread.c:436)
[   76.879990][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.880140][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.880258][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.880385][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.880531][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.880655][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.880775][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.882752][   T12] ------------[ cut here ]------------
| [   76.882867][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   76.883095][   T12] Modules linked in: vxlan
| [   76.884208][   T12] Tainted: [W]=WARN
[   76.884301][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.884453][   T12] Workqueue: netns cleanup_net
[   76.884576][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.884734][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.885147][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   76.885300][   T12] RAX: 00000000ffffffa6 RBX: ff11000012b0a580 RCX: 1ff4000000018eed
[   76.885482][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0a63c
[   76.885662][   T12] RBP: ff11000015ed4000 R08: 1fe22000025614c9 R09: ff11000001aed1d0
[   76.885836][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   76.886009][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   76.886185][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   76.886397][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.886542][   T12] CR2: 00007fb8a4f737a0 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   76.886723][   T12] PKRU: 55555554
[   76.886810][   T12] Call Trace:
[   76.886896][   T12]  <TASK>
[   76.886959][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   76.887107][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.887253][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   76.887378][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   76.887495][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.887616][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   76.887738][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   76.887859][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.887975][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.888093][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.888211][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.888335][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.888453][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.888572][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.888699][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.888822][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.888939][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.889060][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.889183][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.889302][   T12]  kthread (kernel/kthread.c:436)
[   76.889395][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.889540][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.889664][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.889781][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.889927][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.890042][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.890160][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.892145][   T12] ------------[ cut here ]------------
| [   76.892260][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   76.892496][   T12] Modules linked in: vxlan
| [   76.892885][   T12] Tainted: [W]=WARN
[   76.892973][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.893118][   T12] Workqueue: netns cleanup_net
[   76.893239][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.893399][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.893819][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   76.893964][   T12] RAX: 00000000ffffffa6 RBX: ff11000012b0b8c0 RCX: 1ff4000000018eed
[   76.894139][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0b97c
[   76.894323][   T12] RBP: ff1100001942c000 R08: 1fe2200002561731 R09: ff11000001aed1d0
[   76.894500][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   76.894678][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   76.894853][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   76.895058][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.895214][   T12] CR2: 00007fb8a4f737a0 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   76.895401][   T12] PKRU: 55555554
[   76.895490][   T12] Call Trace:
[   76.895577][   T12]  <TASK>
[   76.895644][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   76.895794][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.895944][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   76.896064][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   76.896183][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.896302][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   76.896427][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   76.896547][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.896670][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.896790][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.896908][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.897027][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.897149][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.897269][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.897396][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.897517][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.897638][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.897760][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.897884][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.898001][   T12]  kthread (kernel/kthread.c:436)
[   76.898090][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.898236][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.898361][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.898479][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.898629][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.898746][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.898867][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.901124][   T12] ------------[ cut here ]------------
| [   76.901241][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   76.901479][   T12] Modules linked in: vxlan
| [   76.901868][   T12] Tainted: [W]=WARN
[   76.901961][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.902115][   T12] Workqueue: netns cleanup_net
[   76.902244][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.902409][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.902832][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   76.902986][   T12] RAX: 00000000ffffffa6 RBX: ff11000019eb9000 RCX: 1ff4000000018eed
[   76.903162][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000019eb90bc
[   76.903342][   T12] RBP: ff11000019c8a000 R08: 1fe22000033d7219 R09: ff11000001aed1d0
[   76.903517][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   76.903707][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   76.903882][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   76.904085][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.904238][   T12] CR2: 00007fb8a4f737a0 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   76.904424][   T12] PKRU: 55555554
[   76.904512][   T12] Call Trace:
[   76.904604][   T12]  <TASK>
[   76.904665][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   76.904816][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.904966][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   76.905084][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   76.905205][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.905330][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   76.905451][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   76.905570][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.905697][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.905818][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.905937][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.906055][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.906176][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.906297][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.906430][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.906550][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.906673][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.906795][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.906917][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.907034][   T12]  kthread (kernel/kthread.c:436)
[   76.907122][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.907272][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.907395][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.907513][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.907668][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.907785][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.907903][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.910202][   T12] ------------[ cut here ]------------
| [   76.910773][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   76.911008][   T12] Modules linked in: vxlan
| [   76.911444][   T12] Tainted: [W]=WARN
[   76.911532][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.911686][   T12] Workqueue: netns cleanup_net
[   76.911806][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.911959][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.912432][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   76.912581][   T12] RAX: 00000000ffffffa6 RBX: ff110000137d11c0 RCX: 1ff4000000018eed
[   76.912764][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137d127c
[   76.912942][   T12] RBP: ff1100001b1d2000 R08: 1fe22000026fa251 R09: ff11000001aed1d0
[   76.913117][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   76.913300][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   76.913525][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   76.913739][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.913884][   T12] CR2: 00007fb8a4f737a0 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   76.914060][   T12] PKRU: 55555554
[   76.914148][   T12] Call Trace:
[   76.914236][   T12]  <TASK>
[   76.914301][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   76.914501][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.914654][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   76.914775][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   76.914894][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.915012][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   76.915133][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   76.915255][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.915425][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.915547][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.915674][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.915792][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.915912][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.916030][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.916152][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.916277][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.916444][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.916569][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.916698][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.916816][   T12]  kthread (kernel/kthread.c:436)
[   76.916908][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.917059][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.917178][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.917304][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.917500][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.917624][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.917744][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.933490][ T2047] ------------[ cut here ]------------
| [   76.933648][ T2047] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2047
| [   76.933914][ T2047] Modules linked in: vxlan
| [   76.934350][ T2047] Tainted: [W]=WARN
[   76.934452][ T2047] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.934624][ T2047] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.934797][ T2047] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.935273][ T2047] RSP: 0018:ffa0000003c87a80 EFLAGS: 00010286
[   76.935452][ T2047] RAX: 00000000ffffffa6 RBX: ff11000017414ac0 RCX: 1ff4000000790f16
[   76.935660][ T2047] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000017414b7c
[   76.935860][ T2047] RBP: ff11000019521000 R08: 1fe2200002e82971 R09: ff1100001360d180
[   76.936060][ T2047] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   76.936260][ T2047] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000019521000
[   76.936473][ T2047] FS:  00007faa7584c840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   76.936716][ T2047] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.936884][ T2047] CR2: 00007faa75a4dc20 CR3: 0000000015a2e001 CR4: 0000000000771ef0
[   76.937085][ T2047] PKRU: 55555554
[   76.937195][ T2047] Call Trace:
[   76.937303][ T2047]  <TASK>
[   76.937380][ T2047]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   76.937515][ T2047]  ? notifier_call_chain (kernel/notifier.c:85)
[   76.937657][ T2047]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   76.937758][ T2047]  register_netdevice (net/core/dev.c:11488)
[   76.937894][ T2047]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   76.938061][ T2047]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   76.938196][ T2047]  register_netdev (net/core/dev.c:11552)
[   76.938341][ T2047]  loopback_net_init (drivers/net/loopback.c:218)
[   76.938477][ T2047]  ops_init (net/core/net_namespace.c:137)
[   76.938579][ T2047]  setup_net (net/core/net_namespace.c:446)
[   76.938687][ T2047]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   76.938821][ T2047]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   76.938954][ T2047]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   76.939091][ T2047]  copy_net_ns (net/core/net_namespace.c:579)
[   76.939227][ T2047]  create_new_namespaces (kernel/nsproxy.c:132)
[   76.939373][ T2047]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   76.939507][ T2047]  ksys_unshare (kernel/fork.c:3243)
[   76.939657][ T2047]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   76.939799][ T2047]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   76.939931][ T2047]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   76.940067][ T2047]  ? __ia32_sys_open (fs/open.c:1374)
[   76.940201][ T2047]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   76.940346][ T2047]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   76.940479][ T2047]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   76.940618][ T2047]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   76.940751][ T2047]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   76.940884][ T2047]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   76.941048][ T2047] RIP: 0033:0x7faa75b0ebcb
[   76.941187][ T2047] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   76.941674][ T2047] RSP: 002b:00007ffd466c5708 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   76.941878][ T2047] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007faa75b0ebcb
[   76.942078][ T2047] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   76.942279][ T2047] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   76.942484][ T2047] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd466c7930
[   76.942690][ T2047] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd466c886e
| [   76.944292][   T12] ------------[ cut here ]------------
| [   76.944440][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   76.944696][   T12] Modules linked in: vxlan
| [   76.945118][   T12] Tainted: [W]=WARN
[   76.945215][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.945383][   T12] Workqueue: netns cleanup_net
[   76.945514][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.945685][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.946147][   T12] RSP: 0018:ffa00000000c7780 EFLAGS: 00010286
[   76.946311][   T12] RAX: 00000000ffffffa6 RBX: ff11000017414900 RCX: 1ff4000000018eb6
[   76.946508][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000174149bc
[   76.946702][   T12] RBP: ff1100001b219000 R08: 1fe2200002e82939 R09: ff11000001aed1d0
[   76.946888][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   76.947081][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   76.947277][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   76.947505][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.947670][   T12] CR2: 00007fb8a4c71574 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   76.947865][   T12] PKRU: 55555554
[   76.947960][   T12] Call Trace:
[   76.948053][   T12]  <TASK>
[   76.948120][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.948245][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   76.948380][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   76.948510][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   76.948643][   T12]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   76.948802][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   76.948961][   T12]  ? default_device_exit_batch (net/core/dev.c:13075)
[   76.949090][   T12]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   76.949223][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   76.949361][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   76.949519][   T12]  unregister_vlan_dev (net/8021q/vlan.c:112)
[   76.949653][   T12]  default_device_exit_batch (net/core/dev.c:13084)
[   76.949780][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   76.949910][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   76.950039][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   76.950173][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   76.950307][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.950445][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.950575][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.950711][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.950841][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.950969][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.951096][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.951223][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.951363][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.951491][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.951629][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.951759][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.951886][   T12]  kthread (kernel/kthread.c:436)
[   76.951981][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.952139][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.952272][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.952407][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.952566][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.952702][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.952836][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.954344][   T12] ------------[ cut here ]------------
| [   76.954468][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   76.954718][   T12] Modules linked in: vxlan
| [   76.955128][   T12] Tainted: [W]=WARN
[   76.955224][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.955391][   T12] Workqueue: netns cleanup_net
[   76.955541][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.955714][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.956163][   T12] RSP: 0018:ffa00000000c7780 EFLAGS: 00010286
[   76.956329][   T12] RAX: 00000000ffffffa6 RBX: ff11000017414740 RCX: 1ff4000000018eb6
[   76.956519][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000174147fc
[   76.956713][   T12] RBP: ff1100001b219000 R08: 1fe2200002e82901 R09: ff11000001aed1d0
[   76.956900][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   76.957088][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   76.957281][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   76.957508][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.957674][   T12] CR2: 00007fb8a4c71574 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   76.957864][   T12] PKRU: 55555554
[   76.957957][   T12] Call Trace:
[   76.958053][   T12]  <TASK>
[   76.958119][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.958245][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   76.958384][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   76.958514][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   76.958648][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   76.958808][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   76.958936][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   76.959069][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   76.959229][   T12]  unregister_vlan_dev (net/8021q/vlan.c:112)
[   76.959363][   T12]  ? vlan_vid_del (net/8021q/vlan_core.c:367 net/8021q/vlan_core.c:387)
[   76.959492][   T12]  default_device_exit_batch (net/core/dev.c:13084)
[   76.959631][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   76.959758][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   76.959891][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   76.960022][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   76.960149][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.960277][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.960415][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.960541][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.960672][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.960804][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.960930][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.961058][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.961188][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.961323][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.961454][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.961590][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.961717][   T12]  kthread (kernel/kthread.c:436)
[   76.961812][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.961971][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.962097][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.962224][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.962391][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.962517][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.962649][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.964131][   T12] ------------[ cut here ]------------
| [   76.964254][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   76.964507][   T12] Modules linked in: vxlan
| [   76.964921][   T12] Tainted: [W]=WARN
[   76.965015][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.965179][   T12] Workqueue: netns cleanup_net
[   76.965312][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.965480][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.965939][   T12] RSP: 0018:ffa00000000c7780 EFLAGS: 00010286
[   76.966098][   T12] RAX: 00000000ffffffa6 RBX: ff110000130ee040 RCX: 1ff4000000018eb6
[   76.966288][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000130ee0fc
[   76.966483][   T12] RBP: ff1100001afd4000 R08: 1fe220000261dc21 R09: ff11000001aed1d0
[   76.966673][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   76.966857][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   76.967046][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   76.967277][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.967441][   T12] CR2: 00007fb8a4c71574 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   76.967640][   T12] PKRU: 55555554
[   76.967733][   T12] Call Trace:
[   76.967826][   T12]  <TASK>
[   76.967891][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.968022][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   76.968150][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   76.968280][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   76.968413][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   76.968575][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   76.968707][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   76.968865][   T12]  unregister_vlan_dev (net/8021q/vlan.c:112)
[   76.968991][   T12]  default_device_exit_batch (net/core/dev.c:13084)
[   76.969122][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   76.969266][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   76.969399][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   76.969525][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   76.969656][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.969781][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.969910][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.970038][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.970164][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.970295][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.970425][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.970552][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.970687][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.970812][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.970942][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.971073][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.971198][   T12]  kthread (kernel/kthread.c:436)
[   76.971296][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.971457][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.971593][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.971719][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.971875][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.972002][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.972128][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.973606][   T12] ------------[ cut here ]------------
| [   76.973728][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   76.973970][   T12] Modules linked in: vxlan
| [   76.974382][   T12] Tainted: [W]=WARN
[   76.974476][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.974645][   T12] Workqueue: netns cleanup_net
[   76.974774][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.974935][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.975470][   T12] RSP: 0018:ffa00000000c7780 EFLAGS: 00010286
[   76.975634][   T12] RAX: 00000000ffffffa6 RBX: ff110000130ee200 RCX: 1ff4000000018eb6
[   76.975899][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000130ee2bc
[   76.976083][   T12] RBP: ff1100001afd4000 R08: 1fe220000261dc59 R09: ff11000001aed1d0
[   76.976273][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   76.976547][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   76.976738][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   76.977034][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.977188][   T12] CR2: 00007fb8a4c71574 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   76.977383][   T12] PKRU: 55555554
[   76.977558][   T12] Call Trace:
[   76.977656][   T12]  <TASK>
[   76.977725][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.977850][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   76.977974][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   76.978184][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   76.978311][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   76.978474][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   76.978618][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   76.978853][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   76.979009][   T12]  unregister_vlan_dev (net/8021q/vlan.c:112)
[   76.979133][   T12]  ? vlan_vid_del (net/8021q/vlan_core.c:367 net/8021q/vlan_core.c:387)
[   76.979260][   T12]  default_device_exit_batch (net/core/dev.c:13084)
[   76.979476][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   76.979609][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   76.979734][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   76.979858][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   76.980065][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.980189][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.980326][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.980453][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.980672][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.980796][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.980920][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.981046][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.981262][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.981398][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.981529][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.981663][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.981868][   T12]  kthread (kernel/kthread.c:436)
[   76.981965][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.982121][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.982245][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.982455][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.982622][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.982747][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.982957][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   76.989997][   T12] ------------[ cut here ]------------
| [   76.990149][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   76.990640][   T12] Modules linked in: vxlan
| [   76.991046][   T12] Tainted: [W]=WARN
[   76.991141][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.991396][   T12] Workqueue: netns cleanup_net
[   76.991524][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   76.991688][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   76.992234][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   76.992480][   T12] RAX: 00000000ffffffa6 RBX: ff110000130ee3c0 RCX: 1ff4000000018eaf
[   76.992667][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000130ee47c
[   76.992847][   T12] RBP: ff110000194b4000 R08: 1fe220000261dc91 R09: ff11000001aed1d0
[   76.993120][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   76.993310][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001b22c000
[   76.993500][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   76.993812][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.993964][   T12] CR2: 00007fb8a4c71574 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   76.994234][   T12] PKRU: 55555554
[   76.994337][   T12] Call Trace:
[   76.994429][   T12]  <TASK>
[   76.994493][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   76.994625][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   76.994719][   T12]  netif_close_many (net/core/dev.c:1804)
[   76.994922][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   76.995062][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   76.995220][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   76.995382][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   76.995512][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   76.995683][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   76.995805][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.996007][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   76.996132][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   76.996264][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   76.996395][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   76.996625][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   76.996754][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   76.996882][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   76.997003][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   76.997209][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   76.997344][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   76.997468][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   76.997598][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   76.997815][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   76.997949][   T12]  process_one_work (kernel/workqueue.c:3314)
[   76.998078][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   76.998204][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   76.998419][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   76.998552][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   76.998682][   T12]  kthread (kernel/kthread.c:436)
[   76.998774][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   76.999006][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.999128][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   76.999251][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   76.999487][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   76.999619][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   76.999741][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   77.002056][   T12] ------------[ cut here ]------------
| [   77.002188][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   77.002519][   T12] Modules linked in: vxlan
| [   77.002925][   T12] Tainted: [W]=WARN
[   77.003099][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.003252][   T12] Workqueue: netns cleanup_net
[   77.003390][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   77.003550][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   77.004080][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   77.004329][   T12] RAX: 00000000ffffffa6 RBX: ff110000130ef1c0 RCX: 1ff4000000018eaf
[   77.004513][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000130ef27c
[   77.004725][   T12] RBP: ff1100001b22c000 R08: 1fe220000261de51 R09: ff11000001aed1d0
[   77.004994][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   77.005179][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001b219000
[   77.005380][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   77.005612][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.005765][   T12] CR2: 00007fb8a4c71574 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   77.006030][   T12] PKRU: 55555554
[   77.006122][   T12] Call Trace:
[   77.006216][   T12]  <TASK>
[   77.006282][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   77.006426][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   77.006635][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   77.006729][   T12]  netif_close_many (net/core/dev.c:1804)
[   77.006852][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   77.006977][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   77.007212][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   77.007389][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   77.007514][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   77.007752][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   77.007874][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   77.007999][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   77.008126][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   77.008355][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   77.008482][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   77.008625][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   77.008749][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   77.008952][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   77.009078][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.009206][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   77.009339][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   77.009540][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   77.009674][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   77.009796][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.009921][   T12]  process_one_work (kernel/workqueue.c:3314)
[   77.010125][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   77.010247][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.010387][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   77.010515][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   77.010724][   T12]  kthread (kernel/kthread.c:436)
[   77.010831][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   77.010984][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   77.011113][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   77.011326][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   77.011480][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   77.011609][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   77.011736][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   77.014187][   T12] ------------[ cut here ]------------
| [   77.014328][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   77.014570][   T12] Modules linked in: vxlan
| [   77.015081][   T12] Tainted: [W]=WARN
[   77.015176][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.015441][   T12] Workqueue: netns cleanup_net
[   77.015570][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   77.015736][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   77.016257][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   77.016498][   T12] RAX: 00000000ffffffa6 RBX: ff1100001328a580 RCX: 1ff4000000018eaf
[   77.016697][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001328a63c
[   77.016883][   T12] RBP: ff1100001b219000 R08: 1fe22000026514c9 R09: ff11000001aed1d0
[   77.017146][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   77.017353][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013179000
[   77.017537][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   77.017851][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.018009][   T12] CR2: 00007fb8a4c71574 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   77.018276][   T12] PKRU: 55555554
[   77.018374][   T12] Call Trace:
[   77.018465][   T12]  <TASK>
[   77.018535][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   77.018662][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   77.018864][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   77.018974][   T12]  netif_close_many (net/core/dev.c:1804)
[   77.019099][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   77.019223][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   77.019464][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   77.019646][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   77.019769][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   77.019931][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   77.020137][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   77.020277][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   77.020408][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   77.020533][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   77.020738][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   77.020863][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   77.020988][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   77.021112][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   77.021324][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.021459][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   77.021591][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   77.021712][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   77.021917][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   77.022038][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.022163][   T12]  process_one_work (kernel/workqueue.c:3314)
[   77.022295][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   77.022431][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.022564][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   77.022695][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   77.022818][   T12]  kthread (kernel/kthread.c:436)
[   77.022991][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   77.023144][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   77.023272][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   77.023401][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   77.023687][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   77.023810][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   77.023933][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   77.026268][   T12] ------------[ cut here ]------------
| [   77.026407][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   77.026748][   T12] Modules linked in: vxlan
| [   77.027227][   T12] Tainted: [W]=WARN
[   77.027328][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.027486][   T12] Workqueue: netns cleanup_net
[   77.027618][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   77.027780][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   77.028300][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   77.028465][   T12] RAX: 00000000ffffffa6 RBX: ff1100001328b700 RCX: 1ff4000000018eaf
[   77.028657][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001328b7bc
[   77.029103][   T12] RBP: ff11000013179000 R08: 1fe22000026516f9 R09: ff11000001aed1d0
[   77.029288][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   77.029554][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001aa24000
[   77.029745][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   77.029961][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.030195][   T12] CR2: 00007fb8a4c71574 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   77.030389][   T12] PKRU: 55555554
[   77.030479][   T12] Call Trace:
[   77.030572][   T12]  <TASK>
[   77.030639][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   77.030843][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   77.030964][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   77.031079][   T12]  netif_close_many (net/core/dev.c:1804)
[   77.031209][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   77.031421][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   77.031573][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   77.031733][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   77.031936][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   77.032087][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   77.032210][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   77.032344][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   77.032553][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   77.032684][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   77.032806][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   77.032930][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   77.033148][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   77.033275][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   77.033404][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.033530][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   77.033746][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   77.033867][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   77.033989][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   77.034112][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.034324][   T12]  process_one_work (kernel/workqueue.c:3314)
[   77.034451][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   77.034572][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.034704][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   77.034910][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   77.035032][   T12]  kthread (kernel/kthread.c:436)
[   77.035128][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   77.035282][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   77.035410][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   77.035535][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   77.035696][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   77.035818][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   77.036043][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   77.037900][   T12] ------------[ cut here ]------------
| [   77.038095][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   77.038350][   T12] Modules linked in: vxlan
| [   77.038776][   T12] Tainted: [W]=WARN
[   77.038869][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.039023][   T12] Workqueue: netns cleanup_net
[   77.039150][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   77.039329][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   77.039783][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   77.039938][   T12] RAX: 00000000ffffffa6 RBX: ff1100001328be00 RCX: 1ff4000000018eaf
[   77.040123][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001328bebc
[   77.040308][   T12] RBP: ff1100001aa24000 R08: 1fe22000026517d9 R09: ff11000001aed1d0
[   77.040497][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   77.040691][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015d69000
[   77.040876][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   77.041097][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.041336][   T12] CR2: 00007fb8a4c71574 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   77.041520][   T12] PKRU: 55555554
[   77.041635][   T12] Call Trace:
[   77.041953][   T12]  <TASK>
[   77.042017][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   77.042141][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   77.042266][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   77.042367][   T12]  netif_close_many (net/core/dev.c:1804)
[   77.042570][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   77.042699][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   77.042852][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   77.043010][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   77.043211][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   77.043371][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   77.043492][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   77.043701][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   77.043826][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   77.043948][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   77.044071][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   77.044274][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   77.044412][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   77.044535][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   77.044662][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.044870][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   77.044993][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   77.045115][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   77.045242][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   77.045373][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.045497][   T12]  process_one_work (kernel/workqueue.c:3314)
[   77.045634][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   77.045755][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.045961][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   77.046088][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   77.046221][   T12]  kthread (kernel/kthread.c:436)
[   77.046320][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   77.046552][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   77.046691][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   77.046812][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   77.046963][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   77.047164][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   77.047300][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   77.049682][   T12] ------------[ cut here ]------------
| [   77.049803][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   77.050116][   T12] Modules linked in: vxlan
| [   77.050608][   T12] Tainted: [W]=WARN
[   77.050715][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.050868][   T12] Workqueue: netns cleanup_net
[   77.050994][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   77.051239][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   77.051775][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   77.051941][   T12] RAX: 00000000ffffffa6 RBX: ff11000011cab000 RCX: 1ff4000000018eaf
[   77.052121][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011cab0bc
[   77.052394][   T12] RBP: ff11000015d69000 R08: 1fe2200002395619 R09: ff11000001aed1d0
[   77.052586][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   77.052768][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001afd4000
[   77.053031][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   77.053260][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.053499][   T12] CR2: 00007fb8a4c71574 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   77.053688][   T12] PKRU: 55555554
[   77.053779][   T12] Call Trace:
[   77.054020][   T12]  <TASK>
[   77.054084][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   77.054291][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   77.054417][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   77.054511][   T12]  netif_close_many (net/core/dev.c:1804)
[   77.054639][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   77.054838][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   77.054990][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   77.055150][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   77.055277][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   77.055438][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   77.055562][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   77.055688][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   77.055813][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   77.056015][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   77.056139][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   77.056265][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   77.056488][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   77.056622][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   77.056748][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.056872][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   77.056996][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   77.057198][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   77.057329][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   77.057452][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.057578][   T12]  process_one_work (kernel/workqueue.c:3314)
[   77.057792][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   77.057916][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.058043][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   77.058171][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   77.058381][   T12]  kthread (kernel/kthread.c:436)
[   77.058474][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   77.058650][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   77.058774][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   77.058978][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   77.059132][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   77.059255][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   77.059467][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   77.061946][   T12] ------------[ cut here ]------------
| [   77.062078][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   77.062409][   T12] Modules linked in: vxlan
| [   77.062823][   T12] Tainted: [W]=WARN
[   77.062996][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.063150][   T12] Workqueue: netns cleanup_net
[   77.063279][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   77.063530][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   77.063976][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   77.064212][   T12] RAX: 00000000ffffffa6 RBX: ff1100001a6823c0 RCX: 1ff4000000018eaf
[   77.064432][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001a68247c
[   77.064625][   T12] RBP: ff1100001afd4000 R08: 1fe22000034d0491 R09: ff11000001aed1d0
[   77.064889][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   77.065078][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011f21000
[   77.065371][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   77.065599][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.065753][   T12] CR2: 00007fb8a4c71574 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   77.066018][   T12] PKRU: 55555554
[   77.066111][   T12] Call Trace:
[   77.066205][   T12]  <TASK>
[   77.066272][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   77.066479][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   77.066614][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   77.066710][   T12]  netif_close_many (net/core/dev.c:1804)
[   77.066835][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   77.066959][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   77.067194][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   77.067367][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   77.067491][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   77.067731][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   77.067853][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   77.067979][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   77.068105][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   77.068314][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   77.068446][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   77.068570][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   77.068701][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   77.068909][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   77.069032][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.069164][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   77.069293][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   77.069500][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   77.069631][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   77.069754][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.069880][   T12]  process_one_work (kernel/workqueue.c:3314)
[   77.070091][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   77.070215][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.070351][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   77.070481][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   77.070691][   T12]  kthread (kernel/kthread.c:436)
[   77.070784][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   77.070938][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   77.071064][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   77.071273][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   77.071432][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   77.071555][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   77.071685][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   77.073975][   T12] ------------[ cut here ]------------
| [   77.074174][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   77.074426][   T12] Modules linked in: vxlan
| [   77.074918][   T12] Tainted: [W]=WARN
[   77.075012][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.075167][   T12] Workqueue: netns cleanup_net
[   77.075386][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   77.075547][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   77.076079][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   77.076236][   T12] RAX: 00000000ffffffa6 RBX: ff1100001a683540 RCX: 1ff4000000018eaf
[   77.076511][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001a6835fc
[   77.076706][   T12] RBP: ff11000011f21000 R08: 1fe22000034d06c1 R09: ff11000001aed1d0
[   77.076896][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   77.077188][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001a80c000
[   77.077398][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   77.077623][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.077866][   T12] CR2: 00007fb8a4c71574 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   77.078052][   T12] PKRU: 55555554
[   77.078145][   T12] Call Trace:
[   77.078327][   T12]  <TASK>
[   77.078404][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   77.078531][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   77.078694][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   77.078790][   T12]  netif_close_many (net/core/dev.c:1804)
[   77.078997][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   77.079122][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   77.079281][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   77.079516][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   77.079647][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   77.079802][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   77.079926][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   77.080130][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   77.080264][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   77.080399][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   77.080523][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   77.080731][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   77.080857][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   77.080985][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   77.081127][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.081341][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   77.081466][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   77.081595][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   77.081719][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   77.081920][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.082046][   T12]  process_one_work (kernel/workqueue.c:3314)
[   77.082177][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   77.082305][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.082518][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   77.082651][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   77.082776][   T12]  kthread (kernel/kthread.c:436)
[   77.082870][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   77.083110][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   77.083239][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   77.083373][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   77.083527][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   77.083735][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   77.083859][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   77.085812][   T12] ------------[ cut here ]------------
| [   77.085933][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   77.086174][   T12] Modules linked in: vxlan
| [   77.086679][   T12] Tainted: [W]=WARN
[   77.086772][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.087005][   T12] Workqueue: netns cleanup_net
[   77.087133][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   77.087312][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   77.087848][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   77.088002][   T12] RAX: 00000000ffffffa6 RBX: ff1100001a683c40 RCX: 1ff4000000018eaf
[   77.088270][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001a683cfc
[   77.088462][   T12] RBP: ff1100001a80c000 R08: 1fe22000034d07a1 R09: ff11000001aed1d0
[   77.088655][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   77.088925][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000001dd4000
[   77.089110][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   77.089419][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.089576][   T12] CR2: 00007fb8a4c71574 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   77.089768][   T12] PKRU: 55555554
[   77.089940][   T12] Call Trace:
[   77.090034][   T12]  <TASK>
[   77.090098][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   77.090222][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   77.090354][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   77.090532][   T12]  netif_close_many (net/core/dev.c:1804)
[   77.090661][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   77.090784][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   77.090939][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   77.091179][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   77.091307][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   77.091470][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   77.091599][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   77.091833][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   77.091960][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   77.092086][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   77.092211][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   77.092424][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   77.092549][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   77.092681][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   77.092807][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.093013][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   77.093140][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   77.093265][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   77.093474][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   77.093605][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.093734][   T12]  process_one_work (kernel/workqueue.c:3314)
[   77.093861][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   77.093987][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.094194][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   77.094330][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   77.094453][   T12]  kthread (kernel/kthread.c:436)
[   77.094551][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   77.094790][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   77.094919][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   77.095045][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   77.095281][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   77.095412][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   77.095538][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   77.097533][   T12] ------------[ cut here ]------------
| [   77.097657][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   77.097896][   T12] Modules linked in: vxlan
| [   77.098406][   T12] Tainted: [W]=WARN
[   77.098500][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.098741][   T12] Workqueue: netns cleanup_net
[   77.098869][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   77.099028][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   77.099563][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   77.099809][   T12] RAX: 00000000ffffffa6 RBX: ff11000015f043c0 RCX: 1ff4000000018eaf
[   77.100007][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000015f0447c
[   77.100191][   T12] RBP: ff11000001dd4000 R08: 1fe2200002be0891 R09: ff11000001aed1d0
[   77.100465][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   77.100657][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000019659000
[   77.100860][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   77.101157][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.101313][   T12] CR2: 00007fb8a4c71574 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   77.101592][   T12] PKRU: 55555554
[   77.101686][   T12] Call Trace:
[   77.101786][   T12]  <TASK>
[   77.101850][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   77.101973][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   77.102175][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   77.102275][   T12]  netif_close_many (net/core/dev.c:1804)
[   77.102408][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   77.102532][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   77.102772][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   77.102929][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   77.103053][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   77.103209][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   77.103421][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   77.103552][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   77.103685][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   77.103811][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   77.104014][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   77.104139][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   77.104268][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   77.104401][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   77.104611][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.104738][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   77.104862][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   77.104985][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   77.105188][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   77.105313][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.105443][   T12]  process_one_work (kernel/workqueue.c:3314)
[   77.105571][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   77.105780][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.105907][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   77.106036][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   77.106160][   T12]  kthread (kernel/kthread.c:436)
[   77.106343][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   77.106502][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   77.106650][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   77.106774][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   77.107010][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   77.107133][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   77.107257][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   77.109211][   T12] ------------[ cut here ]------------
| [   77.109357][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   77.109682][   T12] Modules linked in: vxlan
| [   77.110252][   T12] Tainted: [W]=WARN
[   77.110439][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.110599][   T12] Workqueue: netns cleanup_net
[   77.110726][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   77.110985][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   77.111439][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   77.111678][   T12] RAX: 00000000ffffffa6 RBX: ff11000015f04ac0 RCX: 1ff4000000018eaf
[   77.111860][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000015f04b7c
[   77.112044][   T12] RBP: ff11000019659000 R08: 1fe2200002be0971 R09: ff11000001aed1d0
[   77.112311][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   77.112501][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001afd1000
[   77.112771][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   77.112985][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.113140][   T12] CR2: 00007fb8a4c71574 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   77.113432][   T12] PKRU: 55555554
[   77.113524][   T12] Call Trace:
[   77.113623][   T12]  <TASK>
[   77.113687][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   77.113809][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   77.114012][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   77.114106][   T12]  netif_close_many (net/core/dev.c:1804)
[   77.114242][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   77.114377][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   77.114621][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   77.114780][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   77.114904][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   77.115137][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   77.115262][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   77.115395][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   77.115525][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   77.115737][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   77.115862][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   77.115985][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   77.116110][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   77.116327][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   77.116450][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.116578][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   77.116709][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   77.116913][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   77.117037][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   77.117174][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.117303][   T12]  process_one_work (kernel/workqueue.c:3314)
[   77.117517][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   77.117648][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.117780][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   77.117909][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   77.118115][   T12]  kthread (kernel/kthread.c:436)
[   77.118210][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   77.118373][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   77.118499][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   77.118711][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   77.118869][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   77.118994][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   77.119119][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   77.121385][   T12] ------------[ cut here ]------------
| [   77.121512][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   77.121837][   T12] Modules linked in: vxlan
| [   77.122331][   T12] Tainted: [W]=WARN
[   77.122426][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.122592][   T12] Workqueue: netns cleanup_net
[   77.122805][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   77.122967][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   77.123508][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   77.123684][   T12] RAX: 00000000ffffffa6 RBX: ff11000015f05c40 RCX: 1ff4000000018eaf
[   77.123873][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000015f05cfc
[   77.124138][   T12] RBP: ff1100001afd1000 R08: 1fe2200002be0ba1 R09: ff11000001aed1d0
[   77.124329][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   77.124604][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001aa21000
[   77.124792][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   77.125008][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.125245][   T12] CR2: 00007fb8a4c71574 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   77.125441][   T12] PKRU: 55555554
[   77.125533][   T12] Call Trace:
[   77.125628][   T12]  <TASK>
[   77.125772][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   77.125896][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   77.126026][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   77.126121][   T12]  netif_close_many (net/core/dev.c:1804)
[   77.126246][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   77.126459][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   77.126638][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   77.126793][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   77.126997][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   77.127150][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   77.127276][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   77.127407][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   77.127621][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   77.127748][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   77.127873][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   77.127996][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   77.128203][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   77.128338][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   77.128467][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.128600][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   77.128807][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   77.128928][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   77.129052][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   77.129180][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.129400][   T12]  process_one_work (kernel/workqueue.c:3314)
[   77.129529][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   77.129658][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.129786][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   77.129996][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   77.130120][   T12]  kthread (kernel/kthread.c:436)
[   77.130214][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   77.130376][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   77.130581][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   77.130711][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   77.130867][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   77.130991][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   77.131195][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   77.133531][   T12] ------------[ cut here ]------------
| [   77.133660][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   77.133901][   T12] Modules linked in: vxlan
| [   77.134399][   T12] Tainted: [W]=WARN
[   77.134492][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.134744][   T12] Workqueue: netns cleanup_net
[   77.134872][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   77.135036][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   77.135569][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   77.135735][   T12] RAX: 00000000ffffffa6 RBX: ff11000004d94e40 RCX: 1ff4000000018eaf
[   77.136000][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004d94efc
[   77.136184][   T12] RBP: ff1100001aa21000 R08: 1fe22000009b29e1 R09: ff11000001aed1d0
[   77.136376][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   77.136563][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   77.136754][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   77.137052][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.137209][   T12] CR2: 00007fb8a4c71574 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   77.137489][   T12] PKRU: 55555554
[   77.137587][   T12] Call Trace:
[   77.137680][   T12]  <TASK>
[   77.137744][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   77.137868][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   77.137995][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   77.138170][   T12]  netif_close_many (net/core/dev.c:1804)
[   77.138298][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   77.138428][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   77.138592][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   77.138828][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   77.138953][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   77.139107][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   77.139319][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   77.139445][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   77.139572][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   77.139708][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   77.139913][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   77.140038][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   77.140164][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   77.140294][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   77.140502][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.140633][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   77.140758][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   77.140884][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   77.141091][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   77.141215][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.141348][   T12]  process_one_work (kernel/workqueue.c:3314)
[   77.141476][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   77.141687][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.141815][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   77.141956][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   77.142084][   T12]  kthread (kernel/kthread.c:436)
[   77.142259][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   77.142420][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   77.142546][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   77.142675][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   77.142910][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   77.143035][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   77.143159][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   77.145711][   T12] ------------[ cut here ]------------
| [   77.145902][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   77.146134][   T12] Modules linked in: vxlan
| [   77.146674][   T12] Tainted: [W]=WARN
[   77.146764][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.146917][   T12] Workqueue: netns cleanup_net
[   77.147040][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   77.147196][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   77.147692][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   77.147851][   T12] RAX: 00000000ffffffa6 RBX: ff11000004d95e00 RCX: 1ff4000000018ed5
[   77.148027][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004d95ebc
[   77.148207][   T12] RBP: ff110000194b4000 R08: 1fe22000009b2bd9 R09: ff11000001aed1d0
[   77.148445][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   77.148634][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   77.148879][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   77.149122][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.149276][   T12] CR2: 00007fb8a4c71574 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   77.149506][   T12] PKRU: 55555554
[   77.149602][   T12] Call Trace:
[   77.149691][   T12]  <TASK>
[   77.149754][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   77.149907][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   77.150055][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   77.150177][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   77.150305][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   77.150479][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   77.150608][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   77.150729][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   77.150849][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   77.150969][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   77.151091][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   77.151210][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.151391][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   77.151511][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   77.151637][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   77.151758][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   77.153458][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.153579][   T12]  process_one_work (kernel/workqueue.c:3314)
[   77.153709][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   77.153828][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.153950][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   77.154074][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   77.154193][   T12]  kthread (kernel/kthread.c:436)
[   77.154287][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   77.154496][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   77.154622][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   77.154743][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   77.154892][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   77.155014][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   77.155135][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   77.163355][   T12] ------------[ cut here ]------------
| [   77.163557][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   77.163856][   T12] Modules linked in: vxlan
| [   77.164376][   T12] Tainted: [W]=WARN
[   77.164517][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.164720][   T12] Workqueue: netns cleanup_net
[   77.164896][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   77.165118][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   77.165643][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   77.165843][   T12] RAX: 00000000ffffffa6 RBX: ff1100001ab0e900 RCX: 1ff4000000018ed5
[   77.166070][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001ab0e9bc
[   77.166305][   T12] RBP: ff1100001b22c000 R08: 1fe2200003561d39 R09: ff11000001aed1d0
[   77.166546][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   77.166781][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   77.167009][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   77.167272][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.167487][   T12] CR2: 000055669eb10d5c CR3: 0000000012f44005 CR4: 0000000000771ef0
[   77.167735][   T12] PKRU: 55555554
[   77.167873][   T12] Call Trace:
[   77.168011][   T12]  <TASK>
[   77.168124][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   77.168451][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   77.168759][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   77.169038][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   77.169311][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   77.169682][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   77.169957][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   77.170229][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   77.170446][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   77.170625][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   77.170802][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   77.170969][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.171141][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   77.171331][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   77.171500][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   77.171680][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   77.171850][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.172021][   T12]  process_one_work (kernel/workqueue.c:3314)
[   77.172197][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   77.172388][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.172563][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   77.172765][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   77.172937][   T12]  kthread (kernel/kthread.c:436)
[   77.173077][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   77.173277][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   77.173465][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   77.173646][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   77.173846][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   77.174016][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   77.174187][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   77.191564][   T12] ------------[ cut here ]------------
| [   77.191760][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   77.192069][   T12] Modules linked in: vxlan
| [   77.192576][   T12] Tainted: [W]=WARN
[   77.192725][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.192939][   T12] Workqueue: netns cleanup_net
[   77.193114][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   77.193341][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   77.193843][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   77.194042][   T12] RAX: 00000000ffffffa6 RBX: ff1100001ab0f000 RCX: 1ff4000000018ed5
[   77.194271][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001ab0f0bc
[   77.194517][   T12] RBP: ff1100001b219000 R08: 1fe2200003561e19 R09: ff11000001aed1d0
[   77.194747][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   77.194976][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   77.195204][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   77.195478][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.195687][   T12] CR2: 000055669eb10d5c CR3: 0000000012f44005 CR4: 0000000000771ef0
[   77.195916][   T12] PKRU: 55555554
[   77.196055][   T12] Call Trace:
[   77.196194][   T12]  <TASK>
[   77.196310][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   77.196527][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   77.196733][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   77.196902][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   77.197072][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   77.197246][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   77.197437][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   77.197616][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   77.197788][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   77.197960][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   77.198133][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   77.198307][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.198497][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   77.198679][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   77.198865][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   77.199040][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   77.199210][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.199400][   T12]  process_one_work (kernel/workqueue.c:3314)
[   77.199576][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   77.199754][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.199931][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   77.200106][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   77.200277][   T12]  kthread (kernel/kthread.c:436)
[   77.200431][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   77.200640][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   77.200812][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   77.200983][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   77.201194][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   77.201387][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   77.201560][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   77.204559][   T12] ------------[ cut here ]------------
| [   77.204731][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   77.205012][   T12] Modules linked in: vxlan
| [   77.205541][   T12] Tainted: [W]=WARN
[   77.205688][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.205887][   T12] Workqueue: netns cleanup_net
[   77.206062][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   77.206269][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   77.206788][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   77.206989][   T12] RAX: 00000000ffffffa6 RBX: ff1100001ab0fc40 RCX: 1ff4000000018ed5
[   77.207217][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001ab0fcfc
[   77.207824][   T12] RBP: ff11000013179000 R08: 1fe2200003561fa1 R09: ff11000001aed1d0
[   77.208053][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   77.208290][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   77.208534][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   77.208810][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.209014][   T12] CR2: 000055669eb10d5c CR3: 0000000012f44005 CR4: 0000000000771ef0
[   77.209243][   T12] PKRU: 55555554
[   77.209402][   T12] Call Trace:
[   77.209542][   T12]  <TASK>
[   77.209664][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   77.209867][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   77.210064][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   77.210238][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   77.210427][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   77.210609][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   77.210783][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   77.210954][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   77.211126][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   77.211339][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   77.211521][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   77.211706][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.211880][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   77.212052][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   77.212220][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   77.212413][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   77.212593][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.212772][   T12]  process_one_work (kernel/workqueue.c:3314)
[   77.212950][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   77.213149][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.213345][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   77.213520][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   77.213697][   T12]  kthread (kernel/kthread.c:436)
[   77.213837][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   77.214036][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   77.214213][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   77.214400][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   77.214608][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   77.214780][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   77.214950][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   77.217773][   T12] ------------[ cut here ]------------
| [   77.217950][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   77.218232][   T12] Modules linked in: vxlan
| [   77.218754][   T12] Tainted: [W]=WARN
[   77.218892][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.219091][   T12] Workqueue: netns cleanup_net
[   77.219267][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   77.219488][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   77.219970][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   77.220169][   T12] RAX: 00000000ffffffa6 RBX: ff11000017415a80 RCX: 1ff4000000018ed5
[   77.220415][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000017415b3c
[   77.220653][   T12] RBP: ff1100001aa24000 R08: 1fe2200002e82b69 R09: ff11000001aed1d0
[   77.220883][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   77.221109][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   77.221369][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   77.221634][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.221837][   T12] CR2: 000055669eb10d5c CR3: 0000000012f44005 CR4: 0000000000771ef0
[   77.222065][   T12] PKRU: 55555554
[   77.222203][   T12] Call Trace:
[   77.222361][   T12]  <TASK>
[   77.222472][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   77.222683][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   77.222880][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   77.223053][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   77.223223][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   77.223418][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   77.223607][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   77.223776][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   77.223945][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   77.224120][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   77.224294][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   77.224481][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.224661][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   77.224831][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   77.224999][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   77.225169][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   77.225361][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.225534][   T12]  process_one_work (kernel/workqueue.c:3314)
[   77.225718][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   77.225887][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.226060][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   77.226233][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   77.226421][   T12]  kthread (kernel/kthread.c:436)
[   77.226562][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   77.226767][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   77.226940][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   77.227110][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   77.227311][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   77.227495][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   77.227672][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   77.230480][   T12] ------------[ cut here ]------------
| [   77.230648][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   77.230927][   T12] Modules linked in: vxlan
| [   77.231506][   T12] Tainted: [W]=WARN
[   77.231700][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.231943][   T12] Workqueue: netns cleanup_net
[   77.232164][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   77.232435][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   77.232957][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   77.233200][   T12] RAX: 00000000ffffffa6 RBX: ff1100001671a900 RCX: 1ff4000000018ed5
[   77.233490][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001671a9bc
[   77.233754][   T12] RBP: ff11000015d69000 R08: 1fe2200002ce3539 R09: ff11000001aed1d0
[   77.233979][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   77.234204][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   77.234450][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   77.234714][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.234916][   T12] CR2: 000055669eb10d5c CR3: 0000000012f44005 CR4: 0000000000771ef0
[   77.235142][   T12] PKRU: 55555554
[   77.235280][   T12] Call Trace:
[   77.235430][   T12]  <TASK>
[   77.235541][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   77.235749][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   77.235945][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   77.236117][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   77.236289][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   77.236480][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   77.236662][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   77.236832][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   77.237002][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   77.237172][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   77.237364][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   77.237534][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.237714][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   77.237884][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   77.238052][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   77.238223][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   77.238413][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.238593][   T12]  process_one_work (kernel/workqueue.c:3314)
[   77.238767][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   77.238939][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.239114][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   77.239292][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   77.239476][   T12]  kthread (kernel/kthread.c:436)
[   77.239625][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   77.239822][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   77.239991][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   77.240163][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   77.240382][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   77.240551][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   77.240723][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   77.243422][   T12] ------------[ cut here ]------------
| [   77.243593][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   77.243874][   T12] Modules linked in: vxlan
| [   77.244595][   T12] Tainted: [W]=WARN
[   77.244779][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.245022][   T12] Workqueue: netns cleanup_net
[   77.245241][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   77.245506][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   77.246034][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   77.246284][   T12] RAX: 00000000ffffffa6 RBX: ff1100001671ae40 RCX: 1ff4000000018ed5
[   77.246565][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001671aefc
[   77.246854][   T12] RBP: ff1100001afd4000 R08: 1fe2200002ce35e1 R09: ff11000001aed1d0
[   77.247129][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   77.247423][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   77.247719][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   77.248019][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.248264][   T12] CR2: 000055669eb10d5c CR3: 0000000012f44005 CR4: 0000000000771ef0
[   77.248556][   T12] PKRU: 55555554
[   77.248745][   T12] Call Trace:
[   77.248926][   T12]  <TASK>
[   77.249083][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   77.249349][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   77.249599][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   77.249816][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   77.250034][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   77.250251][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   77.250484][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   77.250706][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   77.250920][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   77.251134][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   77.251394][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   77.251667][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.251942][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   77.252201][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   77.252478][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   77.252747][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   77.253005][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.253264][   T12]  process_one_work (kernel/workqueue.c:3314)
[   77.253542][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   77.253812][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.254042][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   77.254302][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   77.254529][   T12]  kthread (kernel/kthread.c:436)
[   77.254723][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   77.254966][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   77.255179][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   77.255418][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   77.255671][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   77.255886][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   77.256102][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   77.264962][   T12] ------------[ cut here ]------------
| [   77.265091][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   77.265332][   T12] Modules linked in: vxlan
| [   77.265729][   T12] Tainted: [W]=WARN
[   77.265819][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.265969][   T12] Workqueue: netns cleanup_net
[   77.266098][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   77.266252][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   77.266693][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   77.266843][   T12] RAX: 00000000ffffffa6 RBX: ff11000005665380 RCX: 1ff4000000018ed5
[   77.267020][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000566543c
[   77.267196][   T12] RBP: ff11000011f21000 R08: 1fe2200000acca89 R09: ff11000001aed1d0
[   77.267385][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   77.267566][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   77.267750][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   77.267956][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.268104][   T12] CR2: 00007fb8a4f737a0 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   77.268289][   T12] PKRU: 55555554
[   77.268384][   T12] Call Trace:
[   77.268473][   T12]  <TASK>
[   77.268536][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   77.268696][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   77.268843][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   77.268961][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   77.269081][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   77.269201][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   77.269329][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   77.269449][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   77.269568][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   77.269695][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   77.269817][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   77.269934][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.270062][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   77.270181][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   77.270306][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   77.270437][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   77.270555][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.270683][   T12]  process_one_work (kernel/workqueue.c:3314)
[   77.270806][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   77.270928][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.271052][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   77.271175][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   77.271298][   T12]  kthread (kernel/kthread.c:436)
[   77.271395][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   77.271543][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   77.271669][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   77.271788][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   77.271947][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   77.272064][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   77.272184][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   77.274563][   T12] ------------[ cut here ]------------
| [   77.274688][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   77.274920][   T12] Modules linked in: vxlan
| [   77.275310][   T12] Tainted: [W]=WARN
[   77.275412][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.275562][   T12] Workqueue: netns cleanup_net
[   77.275690][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   77.275843][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   77.276278][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   77.276432][   T12] RAX: 00000000ffffffa6 RBX: ff11000012c00900 RCX: 1ff4000000018ed5
[   77.276615][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012c009bc
[   77.276792][   T12] RBP: ff1100001a80c000 R08: 1fe2200002580139 R09: ff11000001aed1d0
[   77.276971][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   77.277148][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   77.277333][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   77.277541][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.277695][   T12] CR2: 00007fb8a4f737a0 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   77.277875][   T12] PKRU: 55555554
[   77.277965][   T12] Call Trace:
[   77.278053][   T12]  <TASK>
[   77.278116][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   77.278271][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   77.278427][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   77.278551][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   77.278675][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   77.278800][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   77.278920][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   77.279039][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   77.279158][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   77.279280][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   77.279406][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   77.279525][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.279655][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   77.279774][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   77.279892][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   77.280013][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   77.280132][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.280253][   T12]  process_one_work (kernel/workqueue.c:3314)
[   77.280385][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   77.280504][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.280635][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   77.280759][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   77.280879][   T12]  kthread (kernel/kthread.c:436)
[   77.280970][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   77.281118][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   77.281238][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   77.281367][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   77.281516][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   77.281640][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   77.281761][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   77.290209][   T12] ------------[ cut here ]------------
| [   77.290343][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   77.290586][   T12] Modules linked in: vxlan
| [   77.290977][   T12] Tainted: [W]=WARN
[   77.291069][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.291218][   T12] Workqueue: netns cleanup_net
[   77.291352][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   77.291507][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   77.291938][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   77.292087][   T12] RAX: 00000000ffffffa6 RBX: ff11000012c01540 RCX: 1ff4000000018ed5
[   77.292267][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012c015fc
[   77.292452][   T12] RBP: ff11000001dd4000 R08: 1fe22000025802c1 R09: ff11000001aed1d0
[   77.292636][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   77.292812][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   77.292992][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   77.293204][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.293360][   T12] CR2: 00007fb8a4f737a0 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   77.293541][   T12] PKRU: 55555554
[   77.293637][   T12] Call Trace:
[   77.293725][   T12]  <TASK>
[   77.293787][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   77.293940][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   77.294088][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   77.294208][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   77.294336][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   77.294460][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   77.294586][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   77.294712][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   77.294831][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   77.294953][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   77.295075][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   77.295192][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.295323][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   77.295444][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   77.295562][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   77.295686][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   77.295804][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.295923][   T12]  process_one_work (kernel/workqueue.c:3314)
[   77.296045][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   77.296162][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.296291][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   77.296420][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   77.296539][   T12]  kthread (kernel/kthread.c:436)
[   77.296635][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   77.296788][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   77.296908][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   77.297028][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   77.297179][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   77.297303][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   77.297427][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   77.299675][   T12] ------------[ cut here ]------------
| [   77.299793][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   77.300024][   T12] Modules linked in: vxlan
| [   77.300423][   T12] Tainted: [W]=WARN
[   77.300514][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.300671][   T12] Workqueue: netns cleanup_net
[   77.300797][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   77.300953][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   77.301387][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   77.301538][   T12] RAX: 00000000ffffffa6 RBX: ff11000012c01c40 RCX: 1ff4000000018ed5
[   77.301722][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012c01cfc
[   77.301900][   T12] RBP: ff11000019659000 R08: 1fe22000025803a1 R09: ff11000001aed1d0
[   77.302082][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   77.302271][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   77.302455][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   77.302669][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.302818][   T12] CR2: 00007fb8a4f737a0 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   77.303000][   T12] PKRU: 55555554
[   77.303089][   T12] Call Trace:
[   77.303183][   T12]  <TASK>
[   77.303250][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   77.303409][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   77.303556][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   77.303683][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   77.303802][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   77.303927][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   77.304048][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   77.304168][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   77.304297][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   77.304428][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   77.304551][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   77.304676][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.304801][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   77.304921][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   77.305039][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   77.305160][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   77.305280][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.305406][   T12]  process_one_work (kernel/workqueue.c:3314)
[   77.305530][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   77.305653][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.305779][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   77.305902][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   77.306021][   T12]  kthread (kernel/kthread.c:436)
[   77.306110][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   77.306259][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   77.306389][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   77.306509][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   77.306671][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   77.306790][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   77.306909][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   77.309142][   T12] ------------[ cut here ]------------
| [   77.309264][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   77.309503][   T12] Modules linked in: vxlan
| [   77.309898][   T12] Tainted: [W]=WARN
[   77.309988][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.310142][   T12] Workqueue: netns cleanup_net
[   77.310269][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   77.310430][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   77.310865][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   77.311013][   T12] RAX: 00000000ffffffa6 RBX: ff110000142383c0 RCX: 1ff4000000018ed5
[   77.311190][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001423847c
[   77.311375][   T12] RBP: ff1100001afd1000 R08: 1fe2200002847091 R09: ff11000001aed1d0
[   77.311553][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   77.311743][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   77.311920][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   77.312128][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.312279][   T12] CR2: 00007fb8a4f737a0 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   77.312465][   T12] PKRU: 55555554
[   77.312554][   T12] Call Trace:
[   77.312650][   T12]  <TASK>
[   77.312711][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   77.312862][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   77.313010][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   77.313134][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   77.313253][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   77.313386][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   77.313507][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   77.313633][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   77.313753][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   77.313874][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   77.313994][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   77.314112][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.314236][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   77.314368][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   77.314484][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   77.314616][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   77.314734][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.314853][   T12]  process_one_work (kernel/workqueue.c:3314)
[   77.314976][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   77.315095][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.315221][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   77.315353][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   77.315472][   T12]  kthread (kernel/kthread.c:436)
[   77.315561][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   77.315713][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   77.315833][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   77.315952][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   77.316103][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   77.316221][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   77.316348][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   77.318787][   T12] ------------[ cut here ]------------
| [   77.318911][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   77.319145][   T12] Modules linked in: vxlan
| [   77.319547][   T12] Tainted: [W]=WARN
[   77.319643][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.319794][   T12] Workqueue: netns cleanup_net
[   77.319918][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   77.320075][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   77.320514][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   77.320672][   T12] RAX: 00000000ffffffa6 RBX: ff11000014239000 RCX: 1ff4000000018ed5
[   77.320849][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000142390bc
[   77.321027][   T12] RBP: ff1100001aa21000 R08: 1fe2200002847219 R09: ff11000001aed1d0
[   77.321205][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   77.321394][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   77.321574][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   77.321788][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.321937][   T12] CR2: 00007fb8a4f737a0 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   77.322119][   T12] PKRU: 55555554
[   77.322209][   T12] Call Trace:
[   77.322302][   T12]  <TASK>
[   77.322370][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   77.322522][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   77.322677][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   77.322801][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   77.322921][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   77.323043][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   77.323166][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   77.323288][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   77.323418][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   77.323538][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   77.323667][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   77.323785][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.323908][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   77.324035][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   77.324153][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   77.324276][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   77.324401][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.324522][   T12]  process_one_work (kernel/workqueue.c:3314)
[   77.324653][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   77.324772][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.324897][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   77.325021][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   77.325140][   T12]  kthread (kernel/kthread.c:436)
[   77.325233][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   77.325391][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   77.325512][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   77.325637][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   77.325789][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   77.325908][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   77.326028][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   77.330783][ T2047] ------------[ cut here ]------------
| [   77.330928][ T2047] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2047
| [   77.331193][ T2047] Modules linked in: vxlan
| [   77.331606][ T2047] Tainted: [W]=WARN
[   77.331705][ T2047] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.331870][ T2047] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   77.332039][ T2047] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   77.332525][ T2047] RSP: 0018:ffa0000003c87918 EFLAGS: 00010286
[   77.332694][ T2047] RAX: 00000000ffffffa6 RBX: ff11000012937a80 RCX: 1ff4000000790ee9
[   77.332892][ T2047] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012937b3c
[   77.333085][ T2047] RBP: ff1100001ad6c000 R08: 1fe2200002526f69 R09: ff1100001360d180
[   77.333284][ T2047] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   77.333488][ T2047] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001ad6c000
[   77.333696][ T2047] FS:  00007faa7584c840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   77.333924][ T2047] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.334087][ T2047] CR2: 00007faa75a4dc20 CR3: 0000000015a2e001 CR4: 0000000000771ef0
[   77.334287][ T2047] PKRU: 55555554
[   77.334392][ T2047] Call Trace:
[   77.334491][ T2047]  <TASK>
[   77.334559][ T2047]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   77.334699][ T2047]  ? notifier_call_chain (kernel/notifier.c:85)
[   77.334835][ T2047]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   77.334935][ T2047]  register_netdevice (net/core/dev.c:11488)
[   77.335068][ T2047]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   77.335230][ T2047]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   77.335378][ T2047]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   77.335508][ T2047]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   77.335647][ T2047]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   77.335778][ T2047]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   77.335909][ T2047]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   77.336041][ T2047]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[   77.336174][ T2047]  ops_init (net/core/net_namespace.c:137)
[   77.336279][ T2047]  setup_net (net/core/net_namespace.c:446)
[   77.336385][ T2047]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   77.336520][ T2047]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   77.336660][ T2047]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   77.336792][ T2047]  copy_net_ns (net/core/net_namespace.c:579)
[   77.336925][ T2047]  create_new_namespaces (kernel/nsproxy.c:132)
[   77.337059][ T2047]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   77.337191][ T2047]  ksys_unshare (kernel/fork.c:3243)
[   77.337332][ T2047]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   77.337464][ T2047]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   77.337599][ T2047]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   77.337732][ T2047]  ? __ia32_sys_open (fs/open.c:1374)
[   77.337865][ T2047]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   77.337996][ T2047]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   77.338125][ T2047]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   77.338255][ T2047]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   77.338394][ T2047]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   77.338525][ T2047]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   77.338693][ T2047] RIP: 0033:0x7faa75b0ebcb
[   77.338831][ T2047] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   77.339301][ T2047] RSP: 002b:00007ffd466c5708 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   77.339507][ T2047] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007faa75b0ebcb
[   77.339707][ T2047] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   77.339902][ T2047] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   77.340098][ T2047] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd466c7930
[   77.340298][ T2047] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd466c886e
| [   77.344310][ T2047] ------------[ cut here ]------------
| [   77.344459][ T2047] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2047
| [   77.344726][ T2047] Modules linked in: vxlan
| [   77.345126][ T2047] Tainted: [W]=WARN
[   77.345226][ T2047] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.345404][ T2047] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   77.345577][ T2047] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   77.346053][ T2047] RSP: 0018:ffa0000003c878f8 EFLAGS: 00010286
[   77.346221][ T2047] RAX: 00000000ffffffa6 RBX: ff11000012936ac0 RCX: 1ff4000000790ee5
[   77.346427][ T2047] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012936b7c
[   77.346631][ T2047] RBP: ff11000015ee9000 R08: 1fe2200002526d71 R09: ff1100001360d180
[   77.346826][ T2047] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   77.347025][ T2047] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015ee9000
[   77.347224][ T2047] FS:  00007faa7584c840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   77.347464][ T2047] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.347633][ T2047] CR2: 00007faa75a4dc20 CR3: 0000000015a2e001 CR4: 0000000000771ef0
[   77.347831][ T2047] PKRU: 55555554
[   77.347932][ T2047] Call Trace:
[   77.348031][ T2047]  <TASK>
[   77.348100][ T2047]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   77.348232][ T2047]  ? notifier_call_chain (kernel/notifier.c:85)
[   77.348375][ T2047]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   77.348477][ T2047]  register_netdevice (net/core/dev.c:11488)
[   77.348626][ T2047]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   77.348790][ T2047]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   77.348926][ T2047]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   77.349057][ T2047]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   77.349190][ T2047]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   77.349332][ T2047]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   77.349468][ T2047]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   77.349606][ T2047]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   77.349741][ T2047]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   77.349875][ T2047]  vti_init_net (net/ipv4/ip_vti.c:517)
[   77.350009][ T2047]  ops_init (net/core/net_namespace.c:137)
[   77.350112][ T2047]  setup_net (net/core/net_namespace.c:446)
[   77.350213][ T2047]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   77.350356][ T2047]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   77.350488][ T2047]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   77.350628][ T2047]  copy_net_ns (net/core/net_namespace.c:579)
[   77.350761][ T2047]  create_new_namespaces (kernel/nsproxy.c:132)
[   77.350897][ T2047]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   77.351029][ T2047]  ksys_unshare (kernel/fork.c:3243)
[   77.351161][ T2047]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   77.351297][ T2047]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   77.351435][ T2047]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   77.351569][ T2047]  ? __ia32_sys_open (fs/open.c:1374)
[   77.351710][ T2047]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   77.351842][ T2047]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   77.351973][ T2047]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   77.352105][ T2047]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   77.352240][ T2047]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   77.352383][ T2047]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   77.352546][ T2047] RIP: 0033:0x7faa75b0ebcb
[   77.352691][ T2047] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   77.353161][ T2047] RSP: 002b:00007ffd466c5708 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   77.353370][ T2047] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007faa75b0ebcb
[   77.353567][ T2047] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   77.353780][ T2047] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   77.353977][ T2047] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd466c7930
[   77.354176][ T2047] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd466c886e
| [   77.358292][ T2047] ------------[ cut here ]------------
| [   77.358436][ T2047] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2047
| [   77.358704][ T2047] Modules linked in: vxlan
| [   77.359103][ T2047] Tainted: [W]=WARN
[   77.359202][ T2047] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.359375][ T2047] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   77.359545][ T2047] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   77.360016][ T2047] RSP: 0018:ffa0000003c87a78 EFLAGS: 00010286
[   77.360182][ T2047] RAX: 00000000ffffffa6 RBX: ff11000014239c40 RCX: 1ff4000000790f15
[   77.360386][ T2047] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014239cfc
[   77.360587][ T2047] RBP: ff11000017499000 R08: 1fe22000028473a1 R09: ff1100001360d180
[   77.360786][ T2047] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   77.360981][ T2047] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000017499000
[   77.361180][ T2047] FS:  00007faa7584c840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   77.361417][ T2047] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.361587][ T2047] CR2: 00007faa75a4dc20 CR3: 0000000015a2e001 CR4: 0000000000771ef0
[   77.361787][ T2047] PKRU: 55555554
[   77.361884][ T2047] Call Trace:
[   77.361983][ T2047]  <TASK>
[   77.362052][ T2047]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   77.362184][ T2047]  ? notifier_call_chain (kernel/notifier.c:85)
[   77.362323][ T2047]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   77.362425][ T2047]  register_netdevice (net/core/dev.c:11488)
[   77.362559][ T2047]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   77.362727][ T2047]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.362869][ T2047]  register_netdev (net/core/dev.c:11552)
[   77.362999][ T2047]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   77.363134][ T2047]  ops_init (net/core/net_namespace.c:137)
[   77.363234][ T2047]  setup_net (net/core/net_namespace.c:446)
[   77.363343][ T2047]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   77.363475][ T2047]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   77.363612][ T2047]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   77.363744][ T2047]  copy_net_ns (net/core/net_namespace.c:579)
[   77.363875][ T2047]  create_new_namespaces (kernel/nsproxy.c:132)
[   77.364009][ T2047]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   77.364141][ T2047]  ksys_unshare (kernel/fork.c:3243)
[   77.364276][ T2047]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   77.364416][ T2047]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   77.364547][ T2047]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   77.364687][ T2047]  ? __ia32_sys_open (fs/open.c:1374)
[   77.364819][ T2047]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   77.364950][ T2047]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   77.365080][ T2047]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   77.365212][ T2047]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   77.365353][ T2047]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   77.365483][ T2047]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   77.365651][ T2047] RIP: 0033:0x7faa75b0ebcb
[   77.365786][ T2047] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   77.366251][ T2047] RSP: 002b:00007ffd466c5708 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   77.366457][ T2047] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007faa75b0ebcb
[   77.366661][ T2047] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   77.366866][ T2047] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   77.367062][ T2047] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd466c7930
[   77.367259][ T2047] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd466c886e
| [   77.371404][ T2047] ------------[ cut here ]------------
| [   77.371560][ T2047] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2047
| [   77.371823][ T2047] Modules linked in: vxlan
| [   77.372250][ T2047] Tainted: [W]=WARN
[   77.372358][ T2047] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.372525][ T2047] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   77.372703][ T2047] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   77.373164][ T2047] RSP: 0018:ffa0000003c87a68 EFLAGS: 00010286
[   77.373339][ T2047] RAX: 00000000ffffffa6 RBX: ff11000010c56c80 RCX: 1ff4000000790f13
[   77.373537][ T2047] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010c56d3c
[   77.373737][ T2047] RBP: ff11000013d21000 R08: 1fe220000218ada9 R09: ff1100001360d180
[   77.373933][ T2047] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   77.374129][ T2047] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013d21000
[   77.374336][ T2047] FS:  00007faa7584c840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   77.374565][ T2047] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.374734][ T2047] CR2: 00007faa75a4dc20 CR3: 0000000015a2e001 CR4: 0000000000771ef0
[   77.374930][ T2047] PKRU: 55555554
[   77.375027][ T2047] Call Trace:
[   77.375124][ T2047]  <TASK>
[   77.375193][ T2047]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   77.375333][ T2047]  ? notifier_call_chain (kernel/notifier.c:85)
[   77.375465][ T2047]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   77.375566][ T2047]  register_netdevice (net/core/dev.c:11488)
[   77.375705][ T2047]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   77.375874][ T2047]  register_netdev (net/core/dev.c:11552)
[   77.376003][ T2047]  sit_init_net (net/ipv6/sit.c:1860)
[   77.376135][ T2047]  ops_init (net/core/net_namespace.c:137)
[   77.376234][ T2047]  setup_net (net/core/net_namespace.c:446)
[   77.376343][ T2047]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   77.376472][ T2047]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   77.376609][ T2047]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   77.376741][ T2047]  copy_net_ns (net/core/net_namespace.c:579)
[   77.376871][ T2047]  create_new_namespaces (kernel/nsproxy.c:132)
[   77.377006][ T2047]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   77.377138][ T2047]  ksys_unshare (kernel/fork.c:3243)
[   77.377274][ T2047]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   77.377415][ T2047]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   77.377546][ T2047]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   77.377682][ T2047]  ? __ia32_sys_open (fs/open.c:1374)
[   77.377819][ T2047]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   77.377948][ T2047]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   77.378079][ T2047]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   77.378210][ T2047]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   77.378348][ T2047]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   77.378479][ T2047]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   77.378645][ T2047] RIP: 0033:0x7faa75b0ebcb
[   77.378780][ T2047] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   77.379245][ T2047] RSP: 002b:00007ffd466c5708 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   77.379447][ T2047] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007faa75b0ebcb
[   77.379646][ T2047] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   77.379841][ T2047] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   77.380035][ T2047] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd466c7930
[   77.380227][ T2047] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd466c886e
| [   77.391149][ T2047] ------------[ cut here ]------------
| [   77.391292][ T2047] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2047
| [   77.391557][ T2047] Modules linked in: vxlan
| [   77.391960][ T2047] Tainted: [W]=WARN
[   77.392059][ T2047] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.392223][ T2047] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   77.392400][ T2047] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   77.392869][ T2047] RSP: 0018:ffa0000003c87a78 EFLAGS: 00010286
[   77.393035][ T2047] RAX: 00000000ffffffa6 RBX: ff1100001311de00 RCX: 1ff4000000790f15
[   77.393234][ T2047] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001311debc
[   77.393443][ T2047] RBP: ff1100001aa89000 R08: 1fe2200002623bd9 R09: ff1100001360d180
[   77.393644][ T2047] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   77.393839][ T2047] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001aa89000
[   77.394038][ T2047] FS:  00007faa7584c840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   77.394271][ T2047] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.394442][ T2047] CR2: 00007faa75a4dc20 CR3: 0000000015a2e001 CR4: 0000000000771ef0
[   77.394650][ T2047] PKRU: 55555554
[   77.394758][ T2047] Call Trace:
[   77.394855][ T2047]  <TASK>
[   77.394923][ T2047]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   77.395054][ T2047]  ? notifier_call_chain (kernel/notifier.c:85)
[   77.395184][ T2047]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   77.395288][ T2047]  register_netdevice (net/core/dev.c:11488)
[   77.395426][ T2047]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   77.395594][ T2047]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.395728][ T2047]  register_netdev (net/core/dev.c:11552)
[   77.395858][ T2047]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   77.395991][ T2047]  ops_init (net/core/net_namespace.c:137)
[   77.396096][ T2047]  setup_net (net/core/net_namespace.c:446)
[   77.396196][ T2047]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   77.396337][ T2047]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   77.396472][ T2047]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   77.396620][ T2047]  copy_net_ns (net/core/net_namespace.c:579)
[   77.396752][ T2047]  create_new_namespaces (kernel/nsproxy.c:132)
[   77.396886][ T2047]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   77.397017][ T2047]  ksys_unshare (kernel/fork.c:3243)
[   77.397147][ T2047]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   77.397281][ T2047]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   77.397420][ T2047]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   77.397553][ T2047]  ? __ia32_sys_open (fs/open.c:1374)
[   77.397691][ T2047]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   77.397821][ T2047]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   77.397950][ T2047]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   77.398080][ T2047]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   77.398212][ T2047]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   77.398349][ T2047]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   77.398512][ T2047] RIP: 0033:0x7faa75b0ebcb
[   77.398656][ T2047] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   77.399121][ T2047] RSP: 002b:00007ffd466c5708 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   77.399325][ T2047] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007faa75b0ebcb
[   77.399520][ T2047] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   77.399719][ T2047] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   77.399913][ T2047] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd466c7930
[   77.400106][ T2047] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd466c886e
| [   77.450175][ T2048] ------------[ cut here ]------------
| [   77.450354][ T2048] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2048
| [   77.450620][ T2048] Modules linked in: vxlan
| [   77.451021][ T2048] Tainted: [W]=WARN
[   77.451119][ T2048] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.451287][ T2048] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   77.451465][ T2048] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   77.451946][ T2048] RSP: 0018:ffa0000003c97020 EFLAGS: 00010286
[   77.452116][ T2048] RAX: 00000000ffffffa6 RBX: ff1100001311c200 RCX: 1ff4000000792dca
[   77.452744][ T2048] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001311c2bc
[   77.452968][ T2048] RBP: ff11000019521000 R08: 1fe2200002623859 R09: ff11000016de5158
[   77.453164][ T2048] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   77.453369][ T2048] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   77.453567][ T2048] FS:  00007f54fff22840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   77.453817][ T2048] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.453985][ T2048] CR2: 00007f55001f21a0 CR3: 000000001b1c2003 CR4: 0000000000771ef0
[   77.454183][ T2048] PKRU: 55555554
[   77.454283][ T2048] Call Trace:
[   77.454387][ T2048]  <TASK>
[   77.454456][ T2048]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   77.454596][ T2048]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   77.454699][ T2048]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   77.454830][ T2048]  __dev_notify_flags (net/core/dev.c:9787)
[   77.454964][ T2048]  ? netif_change_name (net/core/dev.c:1495)
[   77.455095][ T2048]  ? __dev_change_flags (net/core/dev.c:9752)
[   77.455228][ T2048]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   77.455373][ T2048]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.455506][ T2048]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   77.455649][ T2048]  netif_change_flags (net/core/dev.c:9820)
[   77.455782][ T2048]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   77.455915][ T2048]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   77.456049][ T2048]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   77.456182][ T2048]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   77.456354][ T2048]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   77.456485][ T2048]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   77.456626][ T2048]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   77.456757][ T2048]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   77.456890][ T2048]  ? __kernel_text_address (kernel/extable.c:79)
[   77.457023][ T2048]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   77.457156][ T2048]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.457289][ T2048]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   77.457426][ T2048]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.457559][ T2048]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   77.457699][ T2048]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.457845][ T2048]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.457975][ T2048]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   77.458107][ T2048]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   77.458241][ T2048]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   77.458381][ T2048]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   77.458524][ T2048]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   77.458666][ T2048]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   77.458801][ T2048]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   77.458934][ T2048]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.459064][ T2048]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   77.459194][ T2048]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   77.459333][ T2048]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   77.459465][ T2048]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.459602][ T2048]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.459733][ T2048]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   77.459863][ T2048]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   77.459994][ T2048]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.460126][ T2048]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   77.460257][ T2048]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   77.460395][ T2048]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   77.460528][ T2048]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   77.460664][ T2048]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   77.460808][ T2048]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.460938][ T2048]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   77.461069][ T2048]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   77.461202][ T2048]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   77.461344][ T2048]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   77.461478][ T2048]  ? 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))
[   77.461614][ T2048]  ? 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))
[   77.461746][ T2048]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   77.461881][ T2048]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   77.462012][ T2048]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   77.462145][ T2048]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   77.462281][ T2048]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   77.462421][ T2048]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   77.462555][ T2048]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   77.462692][ T2048]  ? copy_msghdr_from_user (net/socket.c:2635)
[   77.462826][ T2048]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   77.462989][ T2048]  ? move_addr_to_kernel (net/socket.c:258)
[   77.463123][ T2048]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   77.463257][ T2048]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   77.463398][ T2048]  ___sys_sendmsg (net/socket.c:2752)
[   77.463530][ T2048]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   77.463699][ T2048]  ? copy_msghdr_from_user (net/socket.c:2603)
[   77.463843][ T2048]  __sys_sendmsg (net/socket.c:2784)
[   77.463974][ T2048]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   77.464109][ T2048]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   77.464283][ T2048]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   77.464422][ T2048]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.464559][ T2048]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   77.464695][ T2048]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   77.464826][ T2048]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   77.464958][ T2048]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   77.465122][ T2048] RIP: 0033:0x7f550015c08e
[   77.465260][ T2048] 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
[   77.465755][ T2048] RSP: 002b:00007ffce1a22040 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   77.465954][ T2048] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f550015c08e
[   77.466151][ T2048] RDX: 0000000000000000 RSI: 00007ffce1a220f0 RDI: 0000000000000005
[   77.466357][ T2048] RBP: 00007ffce1a22050 R08: 0000000000000000 R09: 0000000000000000
[   77.466554][ T2048] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c6
[   77.466755][ T2048] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce1a227c0
| [   77.695407][ T2056] ------------[ cut here ]------------
| [   77.695590][ T2056] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2056
| [   77.695871][ T2056] Modules linked in: vxlan
| [   77.696285][ T2056] Tainted: [W]=WARN
[   77.696393][ T2056] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.696560][ T2056] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   77.696740][ T2056] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   77.697211][ T2056] RSP: 0018:ffa0000003ce7a80 EFLAGS: 00010286
[   77.697387][ T2056] RAX: 00000000ffffffa6 RBX: ff1100001311c740 RCX: 1ff400000079cf16
[   77.697593][ T2056] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001311c7fc
[   77.697790][ T2056] RBP: ff11000016ba9000 R08: 1fe2200002623901 R09: ff11000016b82e80
[   77.697988][ T2056] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   77.698187][ T2056] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000016ba9000
[   77.698396][ T2056] FS:  00007fa2f0f4f840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   77.698634][ T2056] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.698800][ T2056] CR2: 00007fa2f1156430 CR3: 000000001aadf003 CR4: 0000000000771ef0
[   77.698999][ T2056] PKRU: 55555554
[   77.699098][ T2056] Call Trace:
[   77.699198][ T2056]  <TASK>
[   77.699273][ T2056]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   77.699413][ T2056]  ? notifier_call_chain (kernel/notifier.c:85)
[   77.699548][ T2056]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   77.699655][ T2056]  register_netdevice (net/core/dev.c:11488)
[   77.699791][ T2056]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   77.699955][ T2056]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   77.700088][ T2056]  register_netdev (net/core/dev.c:11552)
[   77.700221][ T2056]  loopback_net_init (drivers/net/loopback.c:218)
[   77.700363][ T2056]  ops_init (net/core/net_namespace.c:137)
[   77.700466][ T2056]  setup_net (net/core/net_namespace.c:446)
[   77.700567][ T2056]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   77.700704][ T2056]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   77.700838][ T2056]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   77.700975][ T2056]  copy_net_ns (net/core/net_namespace.c:579)
[   77.701109][ T2056]  create_new_namespaces (kernel/nsproxy.c:132)
[   77.701248][ T2056]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   77.701393][ T2056]  ksys_unshare (kernel/fork.c:3243)
[   77.701529][ T2056]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   77.701672][ T2056]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   77.701808][ T2056]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   77.701944][ T2056]  ? __ia32_sys_open (fs/open.c:1374)
[   77.702078][ T2056]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   77.702212][ T2056]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   77.702352][ T2056]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   77.702488][ T2056]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   77.702629][ T2056]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   77.702759][ T2056]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   77.702927][ T2056] RIP: 0033:0x7fa2f1211bcb
[   77.703066][ T2056] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   77.703546][ T2056] RSP: 002b:00007ffee87c8c98 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   77.703751][ T2056] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa2f1211bcb
[   77.703949][ T2056] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   77.704145][ T2056] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   77.704349][ T2056] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffee87caec0
[   77.704545][ T2056] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffee87cb86e
| [   77.708833][ T2056] ------------[ cut here ]------------
| [   77.708973][ T2056] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2056
| [   77.709239][ T2056] Modules linked in: vxlan
| [   77.710003][ T2056] Tainted: [W]=WARN
[   77.710103][ T2056] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.710275][ T2056] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   77.710451][ T2056] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   77.710926][ T2056] RSP: 0018:ffa0000003ce7918 EFLAGS: 00010286
[   77.711092][ T2056] RAX: 00000000ffffffa6 RBX: ff11000013d44740 RCX: 1ff400000079cee9
[   77.711293][ T2056] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013d447fc
[   77.711495][ T2056] RBP: ff11000015c0c000 R08: 1fe22000027a8901 R09: ff11000016b82e80
[   77.711698][ T2056] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   77.711895][ T2056] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015c0c000
[   77.712092][ T2056] FS:  00007fa2f0f4f840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   77.712331][ T2056] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.712496][ T2056] CR2: 00007fa2f1156430 CR3: 000000001aadf003 CR4: 0000000000771ef0
[   77.712698][ T2056] PKRU: 55555554
[   77.712801][ T2056] Call Trace:
[   77.712899][ T2056]  <TASK>
[   77.712969][ T2056]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   77.713103][ T2056]  ? notifier_call_chain (kernel/notifier.c:85)
[   77.713236][ T2056]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   77.713345][ T2056]  register_netdevice (net/core/dev.c:11488)
[   77.713480][ T2056]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   77.713650][ T2056]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   77.713784][ T2056]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   77.713916][ T2056]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   77.714048][ T2056]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   77.714182][ T2056]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   77.714321][ T2056]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   77.714457][ T2056]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[   77.714598][ T2056]  ops_init (net/core/net_namespace.c:137)
[   77.714700][ T2056]  setup_net (net/core/net_namespace.c:446)
[   77.714800][ T2056]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   77.714931][ T2056]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   77.715062][ T2056]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   77.715200][ T2056]  copy_net_ns (net/core/net_namespace.c:579)
[   77.715343][ T2056]  create_new_namespaces (kernel/nsproxy.c:132)
[   77.715477][ T2056]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   77.715615][ T2056]  ksys_unshare (kernel/fork.c:3243)
[   77.715745][ T2056]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   77.715879][ T2056]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   77.716012][ T2056]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   77.716144][ T2056]  ? __ia32_sys_open (fs/open.c:1374)
[   77.716280][ T2056]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   77.716416][ T2056]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   77.716547][ T2056]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   77.716682][ T2056]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   77.716813][ T2056]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   77.716945][ T2056]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   77.717106][ T2056] RIP: 0033:0x7fa2f1211bcb
[   77.717243][ T2056] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   77.717722][ T2056] RSP: 002b:00007ffee87c8c98 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   77.717919][ T2056] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa2f1211bcb
[   77.718116][ T2056] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   77.718320][ T2056] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   77.718518][ T2056] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffee87caec0
[   77.718720][ T2056] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffee87cb86e
| [   77.729911][ T2056] ------------[ cut here ]------------
| [   77.730052][ T2056] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2056
| [   77.730324][ T2056] Modules linked in: vxlan
| [   77.730739][ T2056] Tainted: [W]=WARN
[   77.730839][ T2056] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.731005][ T2056] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   77.731180][ T2056] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   77.731668][ T2056] RSP: 0018:ffa0000003ce78f8 EFLAGS: 00010286
[   77.731835][ T2056] RAX: 00000000ffffffa6 RBX: ff1100000549d8c0 RCX: 1ff400000079cee5
[   77.732033][ T2056] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000549d97c
[   77.732231][ T2056] RBP: ff11000017674000 R08: 1fe2200000a93b31 R09: ff11000016b82e80
[   77.732439][ T2056] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   77.732641][ T2056] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000017674000
[   77.732839][ T2056] FS:  00007fa2f0f4f840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   77.733071][ T2056] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.733241][ T2056] CR2: 00007fa2f1156430 CR3: 000000001aadf003 CR4: 0000000000771ef0
[   77.733448][ T2056] PKRU: 55555554
[   77.733546][ T2056] Call Trace:
[   77.733665][ T2056]  <TASK>
[   77.733737][ T2056]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   77.733873][ T2056]  ? notifier_call_chain (kernel/notifier.c:85)
[   77.734008][ T2056]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   77.734109][ T2056]  register_netdevice (net/core/dev.c:11488)
[   77.734246][ T2056]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   77.734418][ T2056]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   77.734552][ T2056]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   77.734691][ T2056]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   77.734826][ T2056]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   77.734961][ T2056]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   77.735095][ T2056]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   77.735229][ T2056]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   77.735374][ T2056]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   77.735512][ T2056]  vti_init_net (net/ipv4/ip_vti.c:517)
[   77.735651][ T2056]  ops_init (net/core/net_namespace.c:137)
[   77.735753][ T2056]  setup_net (net/core/net_namespace.c:446)
[   77.735855][ T2056]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   77.735987][ T2056]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   77.736119][ T2056]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   77.736254][ T2056]  copy_net_ns (net/core/net_namespace.c:579)
[   77.736396][ T2056]  create_new_namespaces (kernel/nsproxy.c:132)
[   77.736532][ T2056]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   77.736672][ T2056]  ksys_unshare (kernel/fork.c:3243)
[   77.736805][ T2056]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   77.736938][ T2056]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   77.737069][ T2056]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   77.737202][ T2056]  ? __ia32_sys_open (fs/open.c:1374)
[   77.737346][ T2056]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   77.737479][ T2056]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   77.737618][ T2056]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   77.737751][ T2056]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   77.737886][ T2056]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   77.738018][ T2056]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   77.738182][ T2056] RIP: 0033:0x7fa2f1211bcb
[   77.738327][ T2056] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   77.738805][ T2056] RSP: 002b:00007ffee87c8c98 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   77.739006][ T2056] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa2f1211bcb
[   77.739207][ T2056] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   77.739418][ T2056] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   77.739628][ T2056] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffee87caec0
[   77.739828][ T2056] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffee87cb86e
| [   77.745241][ T2056] ------------[ cut here ]------------
| [   77.745389][ T2056] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2056
| [   77.745654][ T2056] Modules linked in: vxlan
| [   77.746052][ T2056] Tainted: [W]=WARN
[   77.746155][ T2056] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.746338][ T2056] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   77.746513][ T2056] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   77.746984][ T2056] RSP: 0018:ffa0000003ce7a78 EFLAGS: 00010286
[   77.747149][ T2056] RAX: 00000000ffffffa6 RBX: ff11000011e3d700 RCX: 1ff400000079cf15
[   77.747351][ T2056] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e3d7bc
[   77.747547][ T2056] RBP: ff1100001b38c000 R08: 1fe22000023c7af9 R09: ff11000016b82e80
[   77.747747][ T2056] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   77.747942][ T2056] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001b38c000
[   77.748140][ T2056] FS:  00007fa2f0f4f840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   77.748378][ T2056] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.748543][ T2056] CR2: 00007fa2f1156430 CR3: 000000001aadf003 CR4: 0000000000771ef0
[   77.748747][ T2056] PKRU: 55555554
[   77.748849][ T2056] Call Trace:
[   77.748955][ T2056]  <TASK>
[   77.749023][ T2056]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   77.749155][ T2056]  ? notifier_call_chain (kernel/notifier.c:85)
[   77.749288][ T2056]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   77.749393][ T2056]  register_netdevice (net/core/dev.c:11488)
[   77.749528][ T2056]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   77.749696][ T2056]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.749835][ T2056]  register_netdev (net/core/dev.c:11552)
[   77.749972][ T2056]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   77.750112][ T2056]  ops_init (net/core/net_namespace.c:137)
[   77.750213][ T2056]  setup_net (net/core/net_namespace.c:446)
[   77.750319][ T2056]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   77.750450][ T2056]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   77.750587][ T2056]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   77.750721][ T2056]  copy_net_ns (net/core/net_namespace.c:579)
[   77.750854][ T2056]  create_new_namespaces (kernel/nsproxy.c:132)
[   77.750987][ T2056]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   77.751119][ T2056]  ksys_unshare (kernel/fork.c:3243)
[   77.751250][ T2056]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   77.751443][ T2056]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   77.751585][ T2056]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   77.751719][ T2056]  ? __ia32_sys_open (fs/open.c:1374)
[   77.751852][ T2056]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   77.751982][ T2056]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   77.752112][ T2056]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   77.752242][ T2056]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   77.752431][ T2056]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   77.752567][ T2056]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   77.752740][ T2056] RIP: 0033:0x7fa2f1211bcb
[   77.752880][ T2056] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   77.753407][ T2056] RSP: 002b:00007ffee87c8c98 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   77.753610][ T2056] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa2f1211bcb
[   77.753816][ T2056] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   77.754015][ T2056] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   77.754212][ T2056] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffee87caec0
[   77.754464][ T2056] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffee87cb86e
| [   77.759022][ T2056] ------------[ cut here ]------------
| [   77.759167][ T2056] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2056
| [   77.759439][ T2056] Modules linked in: vxlan
| [   77.759848][ T2056] Tainted: [W]=WARN
[   77.759947][ T2056] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.760111][ T2056] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   77.760281][ T2056] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   77.760757][ T2056] RSP: 0018:ffa0000003ce7a68 EFLAGS: 00010286
[   77.760923][ T2056] RAX: 00000000ffffffa6 RBX: ff1100001472be00 RCX: 1ff400000079cf13
[   77.761120][ T2056] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001472bebc
[   77.761322][ T2056] RBP: ff110000083f4000 R08: 1fe22000028e57d9 R09: ff11000016b82e80
[   77.761518][ T2056] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   77.761718][ T2056] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000083f4000
[   77.761914][ T2056] FS:  00007fa2f0f4f840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   77.762141][ T2056] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.762313][ T2056] CR2: 00007fa2f138f000 CR3: 000000001aadf003 CR4: 0000000000771ef0
[   77.762517][ T2056] PKRU: 55555554
[   77.762621][ T2056] Call Trace:
[   77.762720][ T2056]  <TASK>
[   77.762789][ T2056]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   77.762922][ T2056]  ? notifier_call_chain (kernel/notifier.c:85)
[   77.763054][ T2056]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   77.763154][ T2056]  register_netdevice (net/core/dev.c:11488)
[   77.763289][ T2056]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   77.763459][ T2056]  register_netdev (net/core/dev.c:11552)
[   77.763594][ T2056]  sit_init_net (net/ipv6/sit.c:1860)
[   77.763725][ T2056]  ops_init (net/core/net_namespace.c:137)
[   77.763824][ T2056]  setup_net (net/core/net_namespace.c:446)
[   77.763923][ T2056]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   77.764052][ T2056]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   77.764183][ T2056]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   77.764323][ T2056]  copy_net_ns (net/core/net_namespace.c:579)
[   77.764460][ T2056]  create_new_namespaces (kernel/nsproxy.c:132)
[   77.764598][ T2056]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   77.764731][ T2056]  ksys_unshare (kernel/fork.c:3243)
[   77.764861][ T2056]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   77.764992][ T2056]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   77.765124][ T2056]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   77.765255][ T2056]  ? __ia32_sys_open (fs/open.c:1374)
[   77.765401][ T2056]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   77.765531][ T2056]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   77.765669][ T2056]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   77.765801][ T2056]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   77.765932][ T2056]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   77.766064][ T2056]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   77.766227][ T2056] RIP: 0033:0x7fa2f1211bcb
[   77.766373][ T2056] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   77.766844][ T2056] RSP: 002b:00007ffee87c8c98 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   77.767042][ T2056] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa2f1211bcb
[   77.767238][ T2056] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   77.767445][ T2056] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   77.767644][ T2056] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffee87caec0
[   77.767838][ T2056] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffee87cb86e
| [   77.772518][ T2056] ------------[ cut here ]------------
| [   77.772669][ T2056] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2056
| [   77.772932][ T2056] Modules linked in: vxlan
| [   77.773351][ T2056] Tainted: [W]=WARN
[   77.773451][ T2056] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.773620][ T2056] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   77.773793][ T2056] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   77.774258][ T2056] RSP: 0018:ffa0000003ce7a78 EFLAGS: 00010286
[   77.774432][ T2056] RAX: 00000000ffffffa6 RBX: ff11000012cbb700 RCX: 1ff400000079cf15
[   77.774636][ T2056] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012cbb7bc
[   77.774832][ T2056] RBP: ff11000011c54000 R08: 1fe22000025976f9 R09: ff11000016b82e80
[   77.775027][ T2056] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   77.775220][ T2056] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011c54000
[   77.775429][ T2056] FS:  00007fa2f0f4f840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   77.775662][ T2056] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.775832][ T2056] CR2: 00007fa2f138f000 CR3: 000000001aadf003 CR4: 0000000000771ef0
[   77.776029][ T2056] PKRU: 55555554
[   77.776129][ T2056] Call Trace:
[   77.776227][ T2056]  <TASK>
[   77.776298][ T2056]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   77.776437][ T2056]  ? notifier_call_chain (kernel/notifier.c:85)
[   77.776567][ T2056]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   77.776674][ T2056]  register_netdevice (net/core/dev.c:11488)
[   77.776806][ T2056]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   77.776967][ T2056]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.777101][ T2056]  register_netdev (net/core/dev.c:11552)
[   77.777231][ T2056]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   77.777375][ T2056]  ops_init (net/core/net_namespace.c:137)
[   77.777475][ T2056]  setup_net (net/core/net_namespace.c:446)
[   77.777579][ T2056]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   77.777713][ T2056]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   77.777843][ T2056]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   77.777975][ T2056]  copy_net_ns (net/core/net_namespace.c:579)
[   77.778107][ T2056]  create_new_namespaces (kernel/nsproxy.c:132)
[   77.778244][ T2056]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   77.778386][ T2056]  ksys_unshare (kernel/fork.c:3243)
[   77.778516][ T2056]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   77.778656][ T2056]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   77.778787][ T2056]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   77.778919][ T2056]  ? __ia32_sys_open (fs/open.c:1374)
[   77.779053][ T2056]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   77.779185][ T2056]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   77.779322][ T2056]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   77.779456][ T2056]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   77.779591][ T2056]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   77.779722][ T2056]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   77.779883][ T2056] RIP: 0033:0x7fa2f1211bcb
[   77.780018][ T2056] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   77.780490][ T2056] RSP: 002b:00007ffee87c8c98 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   77.780691][ T2056] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fa2f1211bcb
[   77.780896][ T2056] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   77.781093][ T2056] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   77.781291][ T2056] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffee87caec0
[   77.781490][ T2056] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffee87cb86e
| [   77.817278][ T2057] ------------[ cut here ]------------
| [   77.817437][ T2057] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2057
| [   77.817707][ T2057] Modules linked in: vxlan
| [   77.818114][ T2057] Tainted: [W]=WARN
[   77.818213][ T2057] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.818384][ T2057] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   77.818555][ T2057] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   77.819022][ T2057] RSP: 0018:ffa0000003cf7020 EFLAGS: 00010286
[   77.819185][ T2057] RAX: 00000000ffffffa6 RBX: ff11000012cbbe00 RCX: 1ff400000079edca
[   77.819387][ T2057] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012cbbebc
[   77.819579][ T2057] RBP: ff11000016ba9000 R08: 1fe22000025977d9 R09: ff11000011040b58
[   77.819780][ T2057] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   77.819975][ T2057] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   77.820174][ T2057] FS:  00007fdd3fc92840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   77.820418][ T2057] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.820594][ T2057] CR2: 00007fdd3ff621a0 CR3: 0000000019eee005 CR4: 0000000000771ef0
[   77.820804][ T2057] PKRU: 55555554
[   77.820901][ T2057] Call Trace:
[   77.820998][ T2057]  <TASK>
[   77.821065][ T2057]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   77.821198][ T2057]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   77.821301][ T2057]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   77.821439][ T2057]  __dev_notify_flags (net/core/dev.c:9787)
[   77.821570][ T2057]  ? netif_change_name (net/core/dev.c:1495)
[   77.821705][ T2057]  ? __dev_change_flags (net/core/dev.c:9752)
[   77.821841][ T2057]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   77.821971][ T2057]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.822103][ T2057]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   77.822237][ T2057]  netif_change_flags (net/core/dev.c:9820)
[   77.822907][ T2057]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   77.823040][ T2057]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   77.823173][ T2057]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   77.823309][ T2057]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   77.823479][ T2057]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   77.823617][ T2057]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   77.823746][ T2057]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   77.823877][ T2057]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   77.824009][ T2057]  ? __kernel_text_address (kernel/extable.c:79)
[   77.824142][ T2057]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   77.824278][ T2057]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.824414][ T2057]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   77.824543][ T2057]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.824676][ T2057]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   77.824808][ T2057]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.824936][ T2057]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.825065][ T2057]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   77.825195][ T2057]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   77.825332][ T2057]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   77.825462][ T2057]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   77.825596][ T2057]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   77.825728][ T2057]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   77.825862][ T2057]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   77.825993][ T2057]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.826122][ T2057]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   77.826251][ T2057]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   77.826390][ T2057]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   77.826519][ T2057]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.826656][ T2057]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.826784][ T2057]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   77.826914][ T2057]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   77.827042][ T2057]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.827173][ T2057]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   77.827306][ T2057]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   77.827440][ T2057]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   77.827569][ T2057]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   77.827702][ T2057]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   77.827834][ T2057]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.827963][ T2057]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   77.828094][ T2057]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   77.828224][ T2057]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   77.828363][ T2057]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   77.828496][ T2057]  ? 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))
[   77.828631][ T2057]  ? 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))
[   77.828762][ T2057]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   77.828896][ T2057]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   77.829026][ T2057]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   77.829156][ T2057]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   77.829289][ T2057]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   77.829425][ T2057]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   77.829557][ T2057]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   77.829691][ T2057]  ? copy_msghdr_from_user (net/socket.c:2635)
[   77.829820][ T2057]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   77.829985][ T2057]  ? move_addr_to_kernel (net/socket.c:258)
[   77.830116][ T2057]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   77.830244][ T2057]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   77.830386][ T2057]  ___sys_sendmsg (net/socket.c:2752)
[   77.830518][ T2057]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   77.830686][ T2057]  ? copy_msghdr_from_user (net/socket.c:2603)
[   77.830828][ T2057]  __sys_sendmsg (net/socket.c:2784)
[   77.830959][ T2057]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   77.831088][ T2057]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   77.831251][ T2057]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   77.831391][ T2057]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.831522][ T2057]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   77.831655][ T2057]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   77.831789][ T2057]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   77.831920][ T2057]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   77.832080][ T2057] RIP: 0033:0x7fdd3fecc08e
[   77.832216][ T2057] 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
[   77.832692][ T2057] RSP: 002b:00007ffe9cb6a850 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   77.832889][ T2057] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fdd3fecc08e
[   77.833081][ T2057] RDX: 0000000000000000 RSI: 00007ffe9cb6a900 RDI: 0000000000000005
[   77.833277][ T2057] RBP: 00007ffe9cb6a860 R08: 0000000000000000 R09: 0000000000000000
[   77.833476][ T2057] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c7
[   77.833679][ T2057] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe9cb6afd0
| [   77.947396][ T2060] ------------[ cut here ]------------
| [   77.947556][ T2060] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2060
| [   77.947839][ T2060] Modules linked in: vxlan
| [   77.948336][ T2060] Tainted: [W]=WARN
[   77.948457][ T2060] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.948633][ T2060] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   77.948811][ T2060] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   77.949301][ T2060] RSP: 0018:ffa0000003d26e30 EFLAGS: 00010286
[   77.949483][ T2060] RAX: 00000000ffffffa6 RBX: ff110000129c8740 RCX: 1ff40000007a4d8c
[   77.949689][ T2060] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129c87fc
[   77.949888][ T2060] RBP: ff1100001b2e4000 R08: 1fe2200002539101 R09: ff1100001acf2e80
[   77.950091][ T2060] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   77.950293][ T2060] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000019797c04
[   77.950563][ T2060] FS:  00007fc2fc96f840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   77.950807][ T2060] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.950975][ T2060] CR2: 00007fc94eeff000 CR3: 000000001b2cf006 CR4: 0000000000771ef0
[   77.951177][ T2060] PKRU: 55555554
[   77.951280][ T2060] Call Trace:
[   77.951393][ T2060]  <TASK>
[   77.951468][ T2060]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   77.951609][ T2060]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   77.951712][ T2060]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   77.951879][ T2060]  __dev_notify_flags (net/core/dev.c:9787)
[   77.952013][ T2060]  ? netif_change_name (net/core/dev.c:1495)
[   77.952148][ T2060]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   77.952288][ T2060]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6))
[   77.952462][ T2060]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   77.952603][ T2060]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   77.952737][ T2060]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   77.952874][ T2060]  veth_newlink (drivers/net/veth.c:1871)
[   77.953010][ T2060]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   77.953143][ T2060]  ? kasan_save_stack (mm/kasan/common.c:57)
[   77.953279][ T2060]  ? kasan_save_track (mm/kasan/common.c:78)
[   77.953420][ T2060]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   77.953570][ T2060]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   77.953710][ T2060]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   77.953845][ T2060]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   77.953979][ T2060]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   77.954117][ T2060]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   77.954254][ T2060]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   77.954399][ T2060]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   77.954534][ T2060]  ? __dev_get_by_name (net/core/dev.c:883)
[   77.954672][ T2060]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   77.954813][ T2060]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   77.954952][ T2060]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   77.955088][ T2060]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.955224][ T2060]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   77.955367][ T2060]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   77.955505][ T2060]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   77.955642][ T2060]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.955780][ T2060]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.955915][ T2060]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   77.956048][ T2060]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   77.956183][ T2060]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   77.956328][ T2060]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   77.956461][ T2060]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   77.956602][ T2060]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.956737][ T2060]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   77.956872][ T2060]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   77.957008][ T2060]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   77.957142][ T2060]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   77.957282][ T2060]  ? 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))
[   77.957422][ T2060]  ? 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))
[   77.957559][ T2060]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   77.957702][ T2060]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   77.957838][ T2060]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   77.957974][ T2060]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   77.958113][ T2060]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   77.958249][ T2060]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   77.958396][ T2060]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   77.958533][ T2060]  ? copy_msghdr_from_user (net/socket.c:2635)
[   77.958673][ T2060]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   77.958840][ T2060]  ? move_addr_to_kernel (net/socket.c:258)
[   77.958977][ T2060]  ? folio_add_lru_vma (mm/swap.c:536)
[   77.959117][ T2060]  ___sys_sendmsg (net/socket.c:2752)
[   77.959252][ T2060]  ? copy_msghdr_from_user (net/socket.c:2603)
[   77.959401][ T2060]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.959545][ T2060]  ? 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))
[   77.959688][ T2060]  __sys_sendmsg (net/socket.c:2784)
[   77.959822][ T2060]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   77.959962][ T2060]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.960100][ T2060]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.960238][ T2060]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   77.960383][ T2060]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   77.960518][ T2060]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   77.960659][ T2060]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   77.960828][ T2060] RIP: 0033:0x7fc2fcba908e
[   77.960970][ T2060] 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
[   77.961458][ T2060] RSP: 002b:00007fff4eefad10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   77.961663][ T2060] RAX: ffffffffffffffda RBX: 00007fff4eefb4a8 RCX: 00007fc2fcba908e
[   77.961862][ T2060] RDX: 0000000000000000 RSI: 00007fff4eefadc0 RDI: 0000000000000005
[   77.962065][ T2060] RBP: 00007fff4eefad20 R08: 0000000000000000 R09: 0000000000000000
[   77.962266][ T2060] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c7
[   77.962477][ T2060] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff4eefb480
| [   77.969933][ T2060] ------------[ cut here ]------------
| [   77.970082][ T2060] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2060
| [   77.970873][ T2060] Modules linked in: vxlan
| [   77.971284][ T2060] Tainted: [W]=WARN
[   77.971444][ T2060] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.971676][ T2060] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   77.971850][ T2060] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   77.972394][ T2060] RSP: 0018:ffa0000003d271b0 EFLAGS: 00010286
[   77.972563][ T2060] RAX: 00000000ffffffa6 RBX: ff11000005a143c0 RCX: 1ff40000007a4dfc
[   77.972769][ T2060] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005a1447c
[   77.972969][ T2060] RBP: ff1100001b2e1000 R08: 1fe2200000b42891 R09: ff1100001acf2e80
[   77.973170][ T2060] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   77.973435][ T2060] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab603b20
[   77.973648][ T2060] FS:  00007fc2fc96f840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   77.973883][ T2060] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.974051][ T2060] CR2: 00007fc94eeff000 CR3: 000000001b2cf006 CR4: 0000000000771ef0
[   77.974253][ T2060] PKRU: 55555554
[   77.974414][ T2060] Call Trace:
[   77.974514][ T2060]  <TASK>
[   77.974590][ T2060]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   77.974725][ T2060]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   77.974827][ T2060]  __dev_notify_flags (net/core/dev.c:9787)
[   77.974960][ T2060]  ? netif_change_name (net/core/dev.c:1495)
[   77.975094][ T2060]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   77.975230][ T2060]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   77.975428][ T2060]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   77.975565][ T2060]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   77.975706][ T2060]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   77.975840][ T2060]  ? __dev_get_by_name (net/core/dev.c:883)
[   77.975974][ T2060]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   77.976114][ T2060]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   77.976253][ T2060]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   77.976458][ T2060]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.976595][ T2060]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   77.976728][ T2060]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   77.976862][ T2060]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   77.976996][ T2060]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.977134][ T2060]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.977275][ T2060]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   77.977467][ T2060]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   77.977605][ T2060]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   77.977739][ T2060]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   77.977871][ T2060]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   77.978005][ T2060]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   77.978139][ T2060]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   77.978278][ T2060]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   77.978478][ T2060]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   77.978619][ T2060]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   77.978758][ T2060]  ? 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))
[   77.978890][ T2060]  ? 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))
[   77.979025][ T2060]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   77.979162][ T2060]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   77.979301][ T2060]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   77.979495][ T2060]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   77.979636][ T2060]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   77.979770][ T2060]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   77.979906][ T2060]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   77.980041][ T2060]  ? copy_msghdr_from_user (net/socket.c:2635)
[   77.980177][ T2060]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   77.980402][ T2060]  ? move_addr_to_kernel (net/socket.c:258)
[   77.980540][ T2060]  ? folio_add_lru_vma (mm/swap.c:536)
[   77.980683][ T2060]  ___sys_sendmsg (net/socket.c:2752)
[   77.980818][ T2060]  ? copy_msghdr_from_user (net/socket.c:2603)
[   77.980952][ T2060]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   77.981094][ T2060]  ? 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))
[   77.981230][ T2060]  __sys_sendmsg (net/socket.c:2784)
[   77.981432][ T2060]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   77.981570][ T2060]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.981712][ T2060]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   77.981850][ T2060]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   77.982074][ T2060]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   77.982302][ T2060]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   77.982500][ T2060]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   77.982670][ T2060] RIP: 0033:0x7fc2fcba908e
[   77.982811][ T2060] 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
[   77.983443][ T2060] RSP: 002b:00007fff4eefad10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   77.983651][ T2060] RAX: ffffffffffffffda RBX: 00007fff4eefb4a8 RCX: 00007fc2fcba908e
[   77.983851][ T2060] RDX: 0000000000000000 RSI: 00007fff4eefadc0 RDI: 0000000000000005
[   77.984050][ T2060] RBP: 00007fff4eefad20 R08: 0000000000000000 R09: 0000000000000000
[   77.984405][ T2060] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c7
[   77.984612][ T2060] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff4eefb480
| [   78.026971][ T2061] ------------[ cut here ]------------
| [   78.027128][ T2061] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2061
| [   78.027398][ T2061] Modules linked in: vxlan
| [   78.027800][ T2061] Tainted: [W]=WARN
[   78.027897][ T2061] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.028058][ T2061] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.028225][ T2061] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.028696][ T2061] RSP: 0018:ffa0000003d26ff8 EFLAGS: 00010286
[   78.028855][ T2061] RAX: 00000000ffffffa6 RBX: ff110000141ab380 RCX: 1ff40000007a4dc5
[   78.029045][ T2061] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000141ab43c
[   78.029238][ T2061] RBP: ff1100001b2e1000 R08: 1fe2200002835689 R09: ff1100001688ae58
[   78.029441][ T2061] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   78.029638][ T2061] R13: 0000000000000000 R14: ffa0000003d27140 R15: ff11000015f47850
[   78.029831][ T2061] FS:  00007f8b44032840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   78.030055][ T2061] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.030216][ T2061] CR2: 00007f8b443021a0 CR3: 000000001b2bf006 CR4: 0000000000771ef0
[   78.030419][ T2061] PKRU: 55555554
[   78.030515][ T2061] Call Trace:
[   78.030616][ T2061]  <TASK>
[   78.030683][ T2061]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   78.030813][ T2061]  __dev_change_net_namespace (net/core/dev.c:12635)
[   78.030973][ T2061]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.031100][ T2061]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.031242][ T2061]  ? default_device_exit_batch (net/core/dev.c:13091)
[   78.031413][ T2061]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.031541][ T2061]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.031675][ T2061]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.031802][ T2061]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   78.031931][ T2061]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   78.032060][ T2061]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   78.032191][ T2061]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   78.032331][ T2061]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   78.032460][ T2061]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   78.032625][ T2061]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   78.032753][ T2061]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   78.032881][ T2061]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   78.033008][ T2061]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   78.033140][ T2061]  ? __kernel_text_address (kernel/extable.c:79)
[   78.033274][ T2061]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.033413][ T2061]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.033542][ T2061]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   78.033678][ T2061]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.033804][ T2061]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   78.033931][ T2061]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.034059][ T2061]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.034187][ T2061]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   78.034328][ T2061]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   78.034457][ T2061]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   78.034591][ T2061]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   78.034724][ T2061]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   78.034852][ T2061]  ? nla_get_range_signed (lib/nlattr.c:270)
[   78.034983][ T2061]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   78.035115][ T2061]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   78.035246][ T2061]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.035381][ T2061]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.035511][ T2061]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   78.035651][ T2061]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   78.035777][ T2061]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.035908][ T2061]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.036036][ T2061]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.036164][ T2061]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   78.036295][ T2061]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.036432][ T2061]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   78.036563][ T2061]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   78.036699][ T2061]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   78.036827][ T2061]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   78.036954][ T2061]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.037084][ T2061]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.037217][ T2061]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.037355][ T2061]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   78.037487][ T2061]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   78.037623][ T2061]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   78.037755][ T2061]  ? 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))
[   78.037883][ T2061]  ? 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))
[   78.038014][ T2061]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   78.038145][ T2061]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   78.038278][ T2061]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.038417][ T2061]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   78.038546][ T2061]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   78.038686][ T2061]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   78.038822][ T2061]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   78.038954][ T2061]  ? copy_msghdr_from_user (net/socket.c:2635)
[   78.039082][ T2061]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   78.039243][ T2061]  ? move_addr_to_kernel (net/socket.c:258)
[   78.039382][ T2061]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   78.039513][ T2061]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   78.039650][ T2061]  ___sys_sendmsg (net/socket.c:2752)
[   78.039780][ T2061]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   78.039943][ T2061]  ? copy_msghdr_from_user (net/socket.c:2603)
[   78.040083][ T2061]  __sys_sendmsg (net/socket.c:2784)
[   78.040213][ T2061]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   78.040355][ T2061]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   78.040519][ T2061]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   78.040654][ T2061]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.040784][ T2061]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   78.040913][ T2061]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   78.041041][ T2061]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   78.041171][ T2061]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   78.041343][ T2061] RIP: 0033:0x7f8b4426c08e
[   78.041480][ T2061] 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
[   78.041944][ T2061] RSP: 002b:00007fff8ace7210 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.042136][ T2061] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f8b4426c08e
[   78.042339][ T2061] RDX: 0000000000000000 RSI: 00007fff8ace72c0 RDI: 0000000000000005
[   78.042530][ T2061] RBP: 00007fff8ace7220 R08: 0000000000000000 R09: 0000000000000000
[   78.042728][ T2061] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c7
[   78.042920][ T2061] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff8ace7980
| [   78.045474][ T2061] ------------[ cut here ]------------
| [   78.045612][ T2061] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2061
| [   78.045872][ T2061] Modules linked in: vxlan
| [   78.046274][ T2061] Tainted: [W]=WARN
[   78.046379][ T2061] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.046544][ T2061] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.046719][ T2061] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.047181][ T2061] RSP: 0018:ffa0000003d26fc0 EFLAGS: 00010286
[   78.047350][ T2061] RAX: 00000000ffffffa6 RBX: ff110000141aa580 RCX: 1ff40000007a4dbe
[   78.047545][ T2061] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000141aa63c
[   78.047746][ T2061] RBP: ff1100001b2e1000 R08: 1fe22000028354c9 R09: ff1100001688ae58
[   78.047940][ T2061] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   78.048133][ T2061] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015f47850
[   78.048346][ T2061] FS:  00007f8b44032840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   78.048575][ T2061] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.048744][ T2061] CR2: 00007f8b443021a0 CR3: 000000001b2bf006 CR4: 0000000000771ef0
[   78.048943][ T2061] PKRU: 55555554
[   78.049040][ T2061] Call Trace:
[   78.049137][ T2061]  <TASK>
[   78.049205][ T2061]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   78.049345][ T2061]  ? notifier_call_chain (kernel/notifier.c:85)
[   78.049480][ T2061]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   78.049586][ T2061]  __dev_change_net_namespace (net/core/dev.c:12695)
[   78.049752][ T2061]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.049883][ T2061]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.050015][ T2061]  ? default_device_exit_batch (net/core/dev.c:13091)
[   78.050188][ T2061]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.050328][ T2061]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.050460][ T2061]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.050603][ T2061]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   78.050734][ T2061]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   78.050867][ T2061]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   78.051007][ T2061]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   78.051145][ T2061]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   78.051283][ T2061]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   78.051457][ T2061]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   78.051597][ T2061]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   78.051732][ T2061]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   78.051863][ T2061]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   78.051994][ T2061]  ? __kernel_text_address (kernel/extable.c:79)
[   78.052125][ T2061]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.052257][ T2061]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.052396][ T2061]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   78.052530][ T2061]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.052668][ T2061]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   78.052799][ T2061]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.052929][ T2061]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.053060][ T2061]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   78.053281][ T2061]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   78.053419][ T2061]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   78.053550][ T2061]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   78.053774][ T2061]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   78.053908][ T2061]  ? nla_get_range_signed (lib/nlattr.c:270)
[   78.054040][ T2061]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   78.054262][ T2061]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   78.054405][ T2061]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.054535][ T2061]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.054672][ T2061]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   78.054804][ T2061]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   78.054934][ T2061]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.055069][ T2061]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.055199][ T2061]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.055427][ T2061]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   78.055558][ T2061]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.055779][ T2061]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   78.055911][ T2061]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   78.056041][ T2061]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   78.056175][ T2061]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   78.056310][ T2061]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.056446][ T2061]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.056575][ T2061]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.056711][ T2061]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   78.056841][ T2061]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   78.056972][ T2061]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   78.057107][ T2061]  ? 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))
[   78.057241][ T2061]  ? 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))
[   78.057381][ T2061]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   78.057515][ T2061]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   78.057653][ T2061]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.057784][ T2061]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   78.057921][ T2061]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   78.058192][ T2061]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   78.058332][ T2061]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   78.058464][ T2061]  ? copy_msghdr_from_user (net/socket.c:2635)
[   78.058599][ T2061]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   78.058762][ T2061]  ? move_addr_to_kernel (net/socket.c:258)
[   78.058893][ T2061]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   78.059022][ T2061]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   78.059154][ T2061]  ___sys_sendmsg (net/socket.c:2752)
[   78.059290][ T2061]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   78.059462][ T2061]  ? copy_msghdr_from_user (net/socket.c:2603)
[   78.059611][ T2061]  __sys_sendmsg (net/socket.c:2784)
[   78.059742][ T2061]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   78.059871][ T2061]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   78.060312][ T2061]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   78.060450][ T2061]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.060589][ T2061]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   78.060720][ T2061]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   78.060851][ T2061]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   78.060980][ T2061]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   78.061226][ T2061] RIP: 0033:0x7f8b4426c08e
[   78.061371][ T2061] 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
[   78.061931][ T2061] RSP: 002b:00007fff8ace7210 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.062126][ T2061] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f8b4426c08e
[   78.062413][ T2061] RDX: 0000000000000000 RSI: 00007fff8ace72c0 RDI: 0000000000000005
[   78.062619][ T2061] RBP: 00007fff8ace7220 R08: 0000000000000000 R09: 0000000000000000
[   78.062814][ T2061] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c7
[   78.063093][ T2061] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff8ace7980
| [   78.102164][ T2065] ------------[ cut here ]------------
| [   78.102302][ T2065] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2065
| [   78.103269][ T2065] Modules linked in: vxlan
| [   78.103740][ T2065] Tainted: [W]=WARN
[   78.103839][ T2065] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.104002][ T2065] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.104172][ T2065] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.104666][ T2065] RSP: 0018:ffa0000003d37038 EFLAGS: 00010286
[   78.104830][ T2065] RAX: 00000000ffffffa6 RBX: ff110000158be3c0 RCX: 1ff40000007a6dcd
[   78.105024][ T2065] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000158be47c
[   78.105220][ T2065] RBP: ff1100001b2e1000 R08: 1fe2200002b17c91 R09: ff1100001b395158
[   78.105427][ T2065] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   78.105632][ T2065] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   78.105836][ T2065] FS:  00007f9ee72d9840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   78.106068][ T2065] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.106231][ T2065] CR2: 0000000013a56988 CR3: 0000000019624002 CR4: 0000000000771ef0
[   78.106439][ T2065] PKRU: 55555554
[   78.106536][ T2065] Call Trace:
[   78.106639][ T2065]  <TASK>
[   78.106707][ T2065]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.106841][ T2065]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   78.106973][ T2065]  notifier_call_chain (kernel/notifier.c:85)
[   78.107108][ T2065]  netif_change_name (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1509)
[   78.107244][ T2065]  ? netdev_adjacent_rename_links (net/core/dev.c:9538)
[   78.107415][ T2065]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   78.107546][ T2065]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   78.107686][ T2065]  do_setlink.isra.0 (net/core/rtnetlink.c:3186)
[   78.107818][ T2065]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   78.107947][ T2065]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   78.108112][ T2065]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   78.108242][ T2065]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   78.108380][ T2065]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   78.108509][ T2065]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   78.108646][ T2065]  ? __kernel_text_address (kernel/extable.c:79)
[   78.108775][ T2065]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.108905][ T2065]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.109034][ T2065]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   78.109166][ T2065]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.109310][ T2065]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   78.109456][ T2065]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.109594][ T2065]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.109724][ T2065]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   78.109855][ T2065]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   78.109985][ T2065]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   78.110115][ T2065]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   78.110249][ T2065]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   78.110388][ T2065]  ? nla_get_range_signed (lib/nlattr.c:270)
[   78.110523][ T2065]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   78.110662][ T2065]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   78.110795][ T2065]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.110925][ T2065]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.111055][ T2065]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   78.111187][ T2065]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   78.111328][ T2065]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.111462][ T2065]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.111595][ T2065]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.111725][ T2065]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   78.111857][ T2065]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.111989][ T2065]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   78.112119][ T2065]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   78.112249][ T2065]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   78.112390][ T2065]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   78.112520][ T2065]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.112661][ T2065]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.112791][ T2065]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.112923][ T2065]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   78.113053][ T2065]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   78.113184][ T2065]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   78.113324][ T2065]  ? 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))
[   78.113456][ T2065]  ? 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))
[   78.113595][ T2065]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   78.113729][ T2065]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   78.113861][ T2065]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.113994][ T2065]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   78.114128][ T2065]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   78.114261][ T2065]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   78.114405][ T2065]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   78.114538][ T2065]  ? copy_msghdr_from_user (net/socket.c:2635)
[   78.114674][ T2065]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   78.114835][ T2065]  ? move_addr_to_kernel (net/socket.c:258)
[   78.114966][ T2065]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   78.115097][ T2065]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   78.115230][ T2065]  ___sys_sendmsg (net/socket.c:2752)
[   78.115369][ T2065]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   78.115533][ T2065]  ? copy_msghdr_from_user (net/socket.c:2603)
[   78.115686][ T2065]  __sys_sendmsg (net/socket.c:2784)
[   78.115816][ T2065]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   78.115947][ T2065]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   78.116112][ T2065]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   78.116244][ T2065]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.116384][ T2065]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   78.116516][ T2065]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   78.116662][ T2065]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   78.116799][ T2065]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   78.116962][ T2065] RIP: 0033:0x7f9ee751308e
[   78.117103][ T2065] 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
[   78.117592][ T2065] RSP: 002b:00007fff41fd1b40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.117789][ T2065] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9ee751308e
[   78.117980][ T2065] RDX: 0000000000000000 RSI: 00007fff41fd1bf0 RDI: 0000000000000005
[   78.118180][ T2065] RBP: 00007fff41fd1b50 R08: 0000000000000000 R09: 0000000000000000
[   78.118382][ T2065] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c7
[   78.118583][ T2065] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff41fd22c0
| [   78.245953][ T2081] ------------[ cut here ]------------
| [   78.246116][ T2081] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2081
| [   78.246401][ T2081] Modules linked in: vxlan
| [   78.246817][ T2081] Tainted: [W]=WARN
[   78.246917][ T2081] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.247081][ T2081] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.247328][ T2081] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.247825][ T2081] RSP: 0018:ffa0000003da7020 EFLAGS: 00010286
[   78.247995][ T2081] RAX: 00000000ffffffa6 RBX: ff11000002786740 RCX: 1ff40000007b4dca
[   78.248194][ T2081] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000027867fc
[   78.248468][ T2081] RBP: ff1100001b2e1000 R08: 1fe22000004f0d01 R09: ff11000015ba0b58
[   78.248675][ T2081] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   78.248871][ T2081] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   78.249072][ T2081] FS:  00007f6017d60840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   78.249303][ T2081] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.249553][ T2081] CR2: 00007f60180301a0 CR3: 000000001a4aa002 CR4: 0000000000771ef0
[   78.249756][ T2081] PKRU: 55555554
[   78.249855][ T2081] Call Trace:
[   78.249955][ T2081]  <TASK>
[   78.250024][ T2081]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   78.250160][ T2081]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   78.250260][ T2081]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   78.250467][ T2081]  __dev_notify_flags (net/core/dev.c:9787)
[   78.250607][ T2081]  ? netif_change_name (net/core/dev.c:1495)
[   78.250738][ T2081]  ? __dev_change_flags (net/core/dev.c:9752)
[   78.250869][ T2081]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   78.250997][ T2081]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.251128][ T2081]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   78.251260][ T2081]  netif_change_flags (net/core/dev.c:9820)
[   78.251451][ T2081]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   78.251588][ T2081]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   78.251721][ T2081]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   78.251854][ T2081]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   78.252018][ T2081]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   78.252149][ T2081]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   78.252280][ T2081]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   78.252475][ T2081]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   78.252612][ T2081]  ? __kernel_text_address (kernel/extable.c:79)
[   78.252743][ T2081]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.252875][ T2081]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.253004][ T2081]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   78.253134][ T2081]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.253266][ T2081]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   78.253475][ T2081]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.253611][ T2081]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.253739][ T2081]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   78.253868][ T2081]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   78.253998][ T2081]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   78.254127][ T2081]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   78.254259][ T2081]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   78.254462][ T2081]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   78.254601][ T2081]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   78.254733][ T2081]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.254863][ T2081]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.254996][ T2081]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   78.255124][ T2081]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   78.255253][ T2081]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.255445][ T2081]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.255574][ T2081]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.255711][ T2081]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   78.255840][ T2081]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.255971][ T2081]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   78.256100][ T2081]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   78.256227][ T2081]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   78.256393][ T2081]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   78.256521][ T2081]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.256663][ T2081]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.256790][ T2081]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.256919][ T2081]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   78.257048][ T2081]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   78.257178][ T2081]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   78.257321][ T2081]  ? 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))
[   78.257451][ T2081]  ? 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))
[   78.257586][ T2081]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   78.257718][ T2081]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   78.257849][ T2081]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.257979][ T2081]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   78.258112][ T2081]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   78.258245][ T2081]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   78.258386][ T2081]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   78.258518][ T2081]  ? copy_msghdr_from_user (net/socket.c:2635)
[   78.258655][ T2081]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   78.258816][ T2081]  ? move_addr_to_kernel (net/socket.c:258)
[   78.258947][ T2081]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   78.259079][ T2081]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   78.259211][ T2081]  ___sys_sendmsg (net/socket.c:2752)
[   78.259348][ T2081]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   78.259512][ T2081]  ? copy_msghdr_from_user (net/socket.c:2603)
[   78.259660][ T2081]  __sys_sendmsg (net/socket.c:2784)
[   78.259792][ T2081]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   78.259920][ T2081]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   78.260084][ T2081]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   78.260216][ T2081]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.260358][ T2081]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   78.260488][ T2081]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   78.260624][ T2081]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   78.260754][ T2081]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   78.260917][ T2081] RIP: 0033:0x7f6017f9a08e
[   78.261054][ T2081] 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
[   78.261542][ T2081] RSP: 002b:00007ffd17d1a190 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.261747][ T2081] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f6017f9a08e
[   78.261940][ T2081] RDX: 0000000000000000 RSI: 00007ffd17d1a240 RDI: 0000000000000005
[   78.262146][ T2081] RBP: 00007ffd17d1a1a0 R08: 0000000000000000 R09: 0000000000000000
[   78.262350][ T2081] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c7
[   78.262546][ T2081] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd17d1a910
| [   78.313445][ T2083] ------------[ cut here ]------------
| [   78.313646][ T2083] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2083
| [   78.313955][ T2083] Modules linked in: vxlan
| [   78.314480][ T2083] Tainted: [W]=WARN
[   78.314637][ T2083] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.314850][ T2083] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.315068][ T2083] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.315604][ T2083] RSP: 0018:ffa0000003de6ff8 EFLAGS: 00010286
[   78.315818][ T2083] RAX: 00000000ffffffa6 RBX: ff11000012b0ba80 RCX: 1ff40000007bcdc5
[   78.316065][ T2083] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0bb3c
[   78.316313][ T2083] RBP: ff1100001b2e4000 R08: 1fe2200002561769 R09: ff11000014f9d158
[   78.316575][ T2083] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   78.316827][ T2083] R13: 0000000000000000 R14: ffa0000003de7140 R15: ff110000147498d0
[   78.317069][ T2083] FS:  00007ff47fe65840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   78.317363][ T2083] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.317587][ T2083] CR2: 000000001d199988 CR3: 0000000019718003 CR4: 0000000000771ef0
[   78.317835][ T2083] PKRU: 55555554
[   78.317981][ T2083] Call Trace:
[   78.318129][ T2083]  <TASK>
[   78.318248][ T2083]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   78.318459][ T2083]  __dev_change_net_namespace (net/core/dev.c:12635)
[   78.318686][ T2083]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.318869][ T2083]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.319053][ T2083]  ? default_device_exit_batch (net/core/dev.c:13091)
[   78.319266][ T2083]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.319463][ T2083]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.319655][ T2083]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.319848][ T2083]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   78.320033][ T2083]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   78.320215][ T2083]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   78.320422][ T2083]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   78.320624][ T2083]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   78.320813][ T2083]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   78.321034][ T2083]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   78.321216][ T2083]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   78.321423][ T2083]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   78.321611][ T2083]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   78.321797][ T2083]  ? __kernel_text_address (kernel/extable.c:79)
[   78.321980][ T2083]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.322164][ T2083]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.322365][ T2083]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   78.322552][ T2083]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.322742][ T2083]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   78.322920][ T2083]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.323102][ T2083]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.323287][ T2083]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   78.323489][ T2083]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   78.323681][ T2083]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   78.323866][ T2083]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   78.324050][ T2083]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   78.324230][ T2083]  ? nla_get_range_signed (lib/nlattr.c:270)
[   78.324437][ T2083]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   78.324632][ T2083]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   78.324818][ T2083]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.325000][ T2083]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.325182][ T2083]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   78.325387][ T2083]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   78.325571][ T2083]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.325765][ T2083]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.325972][ T2083]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.326152][ T2083]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   78.326361][ T2083]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.326546][ T2083]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   78.326735][ T2083]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   78.326918][ T2083]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   78.327101][ T2083]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   78.327287][ T2083]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.327489][ T2083]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.327682][ T2083]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.327869][ T2083]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   78.328050][ T2083]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   78.328230][ T2083]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   78.328698][ T2083]  ? 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))
[   78.328880][ T2083]  ? 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))
[   78.329064][ T2083]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   78.329247][ T2083]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   78.329448][ T2083]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.329636][ T2083]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   78.329819][ T2083]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   78.330002][ T2083]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   78.330188][ T2083]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   78.330396][ T2083]  ? copy_msghdr_from_user (net/socket.c:2635)
[   78.330586][ T2083]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   78.330799][ T2083]  ? move_addr_to_kernel (net/socket.c:258)
[   78.330982][ T2083]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   78.331166][ T2083]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   78.331369][ T2083]  ___sys_sendmsg (net/socket.c:2752)
[   78.331554][ T2083]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   78.331776][ T2083]  ? copy_msghdr_from_user (net/socket.c:2603)
[   78.331968][ T2083]  __sys_sendmsg (net/socket.c:2784)
[   78.332150][ T2083]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   78.332353][ T2083]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   78.332570][ T2083]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   78.332841][ T2083]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.333025][ T2083]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   78.333208][ T2083]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   78.333412][ T2083]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   78.333601][ T2083]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   78.333897][ T2083] RIP: 0033:0x7ff48009f08e
[   78.334086][ T2083] 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
[   78.334648][ T2083] RSP: 002b:00007fff5a4c4840 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.334894][ T2083] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff48009f08e
[   78.335311][ T2083] RDX: 0000000000000000 RSI: 00007fff5a4c48f0 RDI: 0000000000000005
[   78.335570][ T2083] RBP: 00007fff5a4c4850 R08: 0000000000000000 R09: 0000000000000000
[   78.335821][ T2083] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c7
[   78.336063][ T2083] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff5a4c4fb0
| [   78.339445][ T2083] ------------[ cut here ]------------
| [   78.339629][ T2083] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2083
| [   78.339934][ T2083] Modules linked in: vxlan
| [   78.341164][ T2083] Tainted: [W]=WARN
[   78.341394][ T2083] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.341765][ T2083] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.342045][ T2083] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.342646][ T2083] RSP: 0018:ffa0000003de6fc0 EFLAGS: 00010286
[   78.342925][ T2083] RAX: 00000000ffffffa6 RBX: ff11000005a14740 RCX: 1ff40000007bcdbe
[   78.343418][ T2083] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005a147fc
[   78.343984][ T2083] RBP: ff1100001b2e4000 R08: 1fe2200000b42901 R09: ff11000014f9d158
[   78.344394][ T2083] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   78.344704][ T2083] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000147498d0
[   78.345006][ T2083] FS:  00007ff47fe65840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   78.345359][ T2083] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.345638][ T2083] CR2: 000000001d199988 CR3: 0000000019718003 CR4: 0000000000771ef0
[   78.345942][ T2083] PKRU: 55555554
[   78.346144][ T2083] Call Trace:
[   78.346367][ T2083]  <TASK>
[   78.346541][ T2083]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   78.346786][ T2083]  ? notifier_call_chain (kernel/notifier.c:85)
[   78.347029][ T2083]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   78.347234][ T2083]  __dev_change_net_namespace (net/core/dev.c:12695)
[   78.347526][ T2083]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.347774][ T2083]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.348015][ T2083]  ? default_device_exit_batch (net/core/dev.c:13091)
[   78.348290][ T2083]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.348537][ T2083]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.348784][ T2083]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.349022][ T2083]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   78.349261][ T2083]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   78.349517][ T2083]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   78.349770][ T2083]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   78.350009][ T2083]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   78.350247][ T2083]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   78.350530][ T2083]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   78.350861][ T2083]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   78.351100][ T2083]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   78.351354][ T2083]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   78.351599][ T2083]  ? __kernel_text_address (kernel/extable.c:79)
[   78.351836][ T2083]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.352075][ T2083]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.352333][ T2083]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   78.352569][ T2083]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.352810][ T2083]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   78.353043][ T2083]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.353280][ T2083]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.353525][ T2083]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   78.353769][ T2083]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   78.354004][ T2083]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   78.354227][ T2083]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   78.354429][ T2083]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   78.354614][ T2083]  ? nla_get_range_signed (lib/nlattr.c:270)
[   78.354803][ T2083]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   78.354985][ T2083]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   78.355166][ T2083]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.355362][ T2083]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.355543][ T2083]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   78.355725][ T2083]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   78.355903][ T2083]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.356086][ T2083]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.356270][ T2083]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.356465][ T2083]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   78.356656][ T2083]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.356836][ T2083]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   78.357015][ T2083]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   78.357195][ T2083]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   78.357393][ T2083]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   78.357571][ T2083]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.357764][ T2083]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.357940][ T2083]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.358120][ T2083]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   78.358299][ T2083]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   78.358494][ T2083]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   78.358687][ T2083]  ? 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))
[   78.358864][ T2083]  ? 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))
[   78.359049][ T2083]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   78.359230][ T2083]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   78.359430][ T2083]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.359620][ T2083]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   78.359802][ T2083]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   78.359984][ T2083]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   78.360165][ T2083]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   78.360366][ T2083]  ? copy_msghdr_from_user (net/socket.c:2635)
[   78.360547][ T2083]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   78.360764][ T2083]  ? move_addr_to_kernel (net/socket.c:258)
[   78.360945][ T2083]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   78.361125][ T2083]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   78.361329][ T2083]  ___sys_sendmsg (net/socket.c:2752)
[   78.361507][ T2083]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   78.361725][ T2083]  ? copy_msghdr_from_user (net/socket.c:2603)
[   78.361919][ T2083]  __sys_sendmsg (net/socket.c:2784)
[   78.362100][ T2083]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   78.362280][ T2083]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   78.362509][ T2083]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   78.362700][ T2083]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.362884][ T2083]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   78.363064][ T2083]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   78.363353][ T2083]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   78.363536][ T2083]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   78.363754][ T2083] RIP: 0033:0x7ff48009f08e
[   78.364027][ T2083] 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
[   78.364557][ T2083] RSP: 002b:00007fff5a4c4840 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.364892][ T2083] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff48009f08e
[   78.365130][ T2083] RDX: 0000000000000000 RSI: 00007fff5a4c48f0 RDI: 0000000000000005
[   78.365393][ T2083] RBP: 00007fff5a4c4850 R08: 0000000000000000 R09: 0000000000000000
[   78.365641][ T2083] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c7
[   78.365887][ T2083] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff5a4c4fb0
| [   78.420669][ T2085] ------------[ cut here ]------------
| [   78.420844][ T2085] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2085
| [   78.421150][ T2085] Modules linked in: vxlan
| [   78.421683][ T2085] Tainted: [W]=WARN
[   78.421831][ T2085] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.422042][ T2085] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.422259][ T2085] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.422872][ T2085] RSP: 0018:ffa0000003de7038 EFLAGS: 00010286
[   78.423177][ T2085] RAX: 00000000ffffffa6 RBX: ff11000013d44e40 RCX: 1ff40000007bcdcd
[   78.423508][ T2085] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013d44efc
[   78.423794][ T2085] RBP: ff1100001b2e4000 R08: 1fe22000027a89e1 R09: ff1100001b470b58
[   78.424031][ T2085] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   78.424276][ T2085] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   78.424535][ T2085] FS:  00007f862b2f1840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   78.424820][ T2085] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.425039][ T2085] CR2: 00007f862b5c11a0 CR3: 000000001b31f006 CR4: 0000000000771ef0
[   78.425281][ T2085] PKRU: 55555554
[   78.425441][ T2085] Call Trace:
[   78.425596][ T2085]  <TASK>
[   78.425716][ T2085]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.425897][ T2085]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   78.426081][ T2085]  notifier_call_chain (kernel/notifier.c:85)
[   78.426266][ T2085]  netif_change_name (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1509)
[   78.426468][ T2085]  ? netdev_adjacent_rename_links (net/core/dev.c:9538)
[   78.426688][ T2085]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   78.426870][ T2085]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   78.427057][ T2085]  do_setlink.isra.0 (net/core/rtnetlink.c:3186)
[   78.427240][ T2085]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   78.427434][ T2085]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   78.427654][ T2085]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   78.427833][ T2085]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   78.428013][ T2085]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   78.428191][ T2085]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   78.428394][ T2085]  ? __kernel_text_address (kernel/extable.c:79)
[   78.428574][ T2085]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.428764][ T2085]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.428942][ T2085]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   78.429120][ T2085]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.429299][ T2085]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   78.429491][ T2085]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.429684][ T2085]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.429865][ T2085]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   78.430044][ T2085]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   78.430221][ T2085]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   78.430424][ T2085]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   78.430613][ T2085]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   78.430791][ T2085]  ? nla_get_range_signed (lib/nlattr.c:270)
[   78.430974][ T2085]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   78.431160][ T2085]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   78.431361][ T2085]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.431536][ T2085]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.431726][ T2085]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   78.431905][ T2085]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   78.432082][ T2085]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.432264][ T2085]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.432461][ T2085]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.432650][ T2085]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   78.432829][ T2085]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.433011][ T2085]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   78.433187][ T2085]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   78.433387][ T2085]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   78.433565][ T2085]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   78.433749][ T2085]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.433930][ T2085]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.434105][ T2085]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.434288][ T2085]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   78.434481][ T2085]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   78.434670][ T2085]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   78.434854][ T2085]  ? 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))
[   78.435030][ T2085]  ? 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))
[   78.435214][ T2085]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   78.435415][ T2085]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   78.435601][ T2085]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.435780][ T2085]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   78.435961][ T2085]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   78.436142][ T2085]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   78.436344][ T2085]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   78.436523][ T2085]  ? copy_msghdr_from_user (net/socket.c:2635)
[   78.436714][ T2085]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   78.436920][ T2085]  ? move_addr_to_kernel (net/socket.c:258)
[   78.437100][ T2085]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   78.437280][ T2085]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   78.437472][ T2085]  ___sys_sendmsg (net/socket.c:2752)
[   78.437658][ T2085]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   78.437867][ T2085]  ? copy_msghdr_from_user (net/socket.c:2603)
[   78.438059][ T2085]  __sys_sendmsg (net/socket.c:2784)
[   78.438241][ T2085]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   78.438433][ T2085]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   78.438654][ T2085]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   78.438832][ T2085]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.439010][ T2085]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   78.439188][ T2085]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   78.439391][ T2085]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   78.439573][ T2085]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   78.439791][ T2085] RIP: 0033:0x7f862b52b08e
[   78.439974][ T2085] 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
[   78.440493][ T2085] RSP: 002b:00007ffe580aca40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.440747][ T2085] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f862b52b08e
[   78.440989][ T2085] RDX: 0000000000000000 RSI: 00007ffe580acaf0 RDI: 0000000000000005
[   78.441229][ T2085] RBP: 00007ffe580aca50 R08: 0000000000000000 R09: 0000000000000000
[   78.441492][ T2085] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c7
[   78.441742][ T2085] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe580ad1c0
| [   78.523800][ T2088] ------------[ cut here ]------------
| [   78.523952][ T2088] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2088
| [   78.524218][ T2088] Modules linked in: vxlan
| [   78.524646][ T2088] Tainted: [W]=WARN
[   78.524747][ T2088] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.524911][ T2088] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.525083][ T2088] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.525565][ T2088] RSP: 0018:ffa0000003e17020 EFLAGS: 00010286
[   78.525736][ T2088] RAX: 00000000ffffffa6 RBX: ff11000013705540 RCX: 1ff40000007c2dca
[   78.525932][ T2088] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137055fc
[   78.526129][ T2088] RBP: ff1100001b2e4000 R08: 1fe22000026e0ac1 R09: ff11000015ba2e58
[   78.526336][ T2088] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   78.526534][ T2088] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   78.526740][ T2088] FS:  00007fb868c80840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   78.526971][ T2088] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.527137][ T2088] CR2: 00007fb868f501a0 CR3: 000000001b0df006 CR4: 0000000000771ef0
[   78.527349][ T2088] PKRU: 55555554
[   78.527450][ T2088] Call Trace:
[   78.527550][ T2088]  <TASK>
[   78.527627][ T2088]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   78.527762][ T2088]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   78.527863][ T2088]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   78.527993][ T2088]  __dev_notify_flags (net/core/dev.c:9787)
[   78.528129][ T2088]  ? netif_change_name (net/core/dev.c:1495)
[   78.528263][ T2088]  ? __dev_change_flags (net/core/dev.c:9752)
[   78.528406][ T2088]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   78.528539][ T2088]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.528679][ T2088]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   78.528813][ T2088]  netif_change_flags (net/core/dev.c:9820)
[   78.528947][ T2088]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   78.529080][ T2088]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   78.529215][ T2088]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   78.529355][ T2088]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   78.529519][ T2088]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   78.529655][ T2088]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   78.529791][ T2088]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   78.529922][ T2088]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   78.530053][ T2088]  ? __kernel_text_address (kernel/extable.c:79)
[   78.530187][ T2088]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.530331][ T2088]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.530462][ T2088]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   78.530602][ T2088]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.530734][ T2088]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   78.530863][ T2088]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.530995][ T2088]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.531125][ T2088]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   78.531262][ T2088]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   78.531402][ T2088]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   78.531534][ T2088]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   78.531672][ T2088]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   78.531805][ T2088]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   78.531938][ T2088]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   78.532071][ T2088]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.532202][ T2088]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.532341][ T2088]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   78.532472][ T2088]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   78.532609][ T2088]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.532742][ T2088]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.532873][ T2088]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.533005][ T2088]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   78.533138][ T2088]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   78.533277][ T2088]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   78.533417][ T2088]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   78.533548][ T2088]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   78.533687][ T2088]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   78.533818][ T2088]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.533954][ T2088]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.534085][ T2088]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   78.534216][ T2088]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   78.534354][ T2088]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   78.534485][ T2088]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   78.534628][ T2088]  ? 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))
[   78.534758][ T2088]  ? 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))
[   78.534889][ T2088]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   78.535030][ T2088]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   78.535169][ T2088]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   78.535304][ T2088]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   78.535442][ T2088]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   78.535575][ T2088]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   78.535715][ T2088]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   78.535846][ T2088]  ? copy_msghdr_from_user (net/socket.c:2635)
[   78.535977][ T2088]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   78.536139][ T2088]  ? move_addr_to_kernel (net/socket.c:258)
[   78.536276][ T2088]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   78.536413][ T2088]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   78.536546][ T2088]  ___sys_sendmsg (net/socket.c:2752)
[   78.536681][ T2088]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   78.536843][ T2088]  ? copy_msghdr_from_user (net/socket.c:2603)
[   78.536989][ T2088]  __sys_sendmsg (net/socket.c:2784)
[   78.537121][ T2088]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   78.537250][ T2088]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   78.537425][ T2088]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   78.537557][ T2088]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   78.537695][ T2088]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   78.537826][ T2088]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   78.537956][ T2088]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   78.538086][ T2088]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   78.538248][ T2088] RIP: 0033:0x7fb868eba08e
[   78.538400][ T2088] 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
[   78.538875][ T2088] RSP: 002b:00007ffed0673b80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.539074][ T2088] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb868eba08e
[   78.539273][ T2088] RDX: 0000000000000000 RSI: 00007ffed0673c30 RDI: 0000000000000005
[   78.539491][ T2088] RBP: 00007ffed0673b90 R08: 0000000000000000 R09: 0000000000000000
[   78.539694][ T2088] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0c7
[   78.539890][ T2088] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed0674300
| [   78.542682][   T39] ------------[ cut here ]------------
| [   78.542818][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/39
| [   78.543056][   T39] Modules linked in: vxlan
| [   78.543467][   T39] Tainted: [W]=WARN
[   78.543561][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.543719][   T39] Workqueue: events_unbound linkwatch_event
[   78.543874][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.544028][   T39] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.544476][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   78.544633][   T39] RAX: 00000000ffffffa6 RBX: ff11000014e2be00 RCX: 1ff4000000057f02
[   78.544811][   T39] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014e2bebc
[   78.544991][   T39] RBP: ff1100001b2e4000 R08: 1fe22000029c57d9 R09: ff11000001da51a8
[   78.545168][   T39] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   78.545358][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   78.545536][   T39] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   78.545748][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.545897][   T39] CR2: 00005566d8c03528 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   78.546075][   T39] PKRU: 55555554
[   78.546163][   T39] Call Trace:
[   78.546252][   T39]  <TASK>
[   78.546325][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   78.546446][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   78.546572][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   78.546669][   T39]  netif_state_change (net/core/dev.c:1605)
[   78.546791][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   78.546942][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   78.547061][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   78.547181][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   78.547308][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   78.547483][   T39]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   78.547610][   T39]  process_one_work (kernel/workqueue.c:3314)
[   78.547733][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   78.547853][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.547977][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   78.548101][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   78.548220][   T39]  kthread (kernel/kthread.c:436)
[   78.548333][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   78.548481][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.548606][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   78.548738][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   78.548886][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   78.549007][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.549127][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   78.550995][   T39] ------------[ cut here ]------------
| [   78.551116][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/39
| [   78.551361][   T39] Modules linked in: vxlan
| [   78.551761][   T39] Tainted: [W]=WARN
[   78.551849][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.551996][   T39] Workqueue: events_unbound linkwatch_event
[   78.552148][   T39] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   78.552304][   T39] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   78.552742][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   78.552892][   T39] RAX: 00000000ffffffa6 RBX: ff11000014e2ac80 RCX: 1ff4000000057f02
[   78.553066][   T39] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014e2ad3c
[   78.553248][   T39] RBP: ff1100001b2e1000 R08: 1fe22000029c55a9 R09: ff11000001da51a8
[   78.553447][   T39] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   78.553634][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   78.553813][   T39] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   78.554019][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.554177][   T39] CR2: 00005566d8c03528 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   78.554369][   T39] PKRU: 55555554
[   78.554463][   T39] Call Trace:
[   78.554552][   T39]  <TASK>
[   78.554620][   T39]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   78.554740][   T39]  ? notifier_call_chain (kernel/notifier.c:85)
[   78.554860][   T39]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   78.554954][   T39]  netif_state_change (net/core/dev.c:1605)
[   78.555079][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   78.555230][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   78.555356][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   78.555475][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   78.555602][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   78.555720][   T39]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   78.555840][   T39]  process_one_work (kernel/workqueue.c:3314)
[   78.555965][   T39]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   78.556084][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   78.556212][   T39]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   78.556344][   T39]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   78.556462][   T39]  kthread (kernel/kthread.c:436)
[   78.556551][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   78.556709][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.556835][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   78.556954][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   78.557103][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   78.557223][   T39]  ? kthread_affine_node (kernel/kthread.c:378)
[   78.557355][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   88.799079][ T2262] ------------[ cut here ]------------
| [   88.799408][ T2262] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2262
| [   88.799906][ T2262] Modules linked in: vxlan
| [   88.800709][ T2262] Tainted: [W]=WARN
[   88.800929][ T2262] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   88.801254][ T2262] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   88.801617][ T2262] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   88.802471][ T2262] RSP: 0018:ffa0000004357a80 EFLAGS: 00010286
[   88.802824][ T2262] RAX: 00000000ffffffa6 RBX: ff110000141aae40 RCX: 1ff400000086af16
[   88.803200][ T2262] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000141aaefc
[   88.803602][ T2262] RBP: ff11000015ed1000 R08: 1fe22000028355e1 R09: ff1100001ac9ae80
[   88.803975][ T2262] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   88.804383][ T2262] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015ed1000
[   88.804773][ T2262] FS:  00007fdb769c4840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   88.805209][ T2262] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   88.805561][ T2262] CR2: 00007fdb76bd0690 CR3: 000000001969f001 CR4: 0000000000771ef0
[   88.805943][ T2262] PKRU: 55555554
[   88.806158][ T2262] Call Trace:
[   88.806389][ T2262]  <TASK>
[   88.806565][ T2262]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   88.806842][ T2262]  ? notifier_call_chain (kernel/notifier.c:85)
[   88.807101][ T2262]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   88.807340][ T2262]  register_netdevice (net/core/dev.c:11488)
[   88.807626][ T2262]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   88.807953][ T2262]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   88.808226][ T2262]  register_netdev (net/core/dev.c:11552)
[   88.808512][ T2262]  loopback_net_init (drivers/net/loopback.c:218)
[   88.808794][ T2262]  ops_init (net/core/net_namespace.c:137)
[   88.809013][ T2262]  setup_net (net/core/net_namespace.c:446)
[   88.809230][ T2262]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   88.809513][ T2262]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   88.809797][ T2262]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   88.810068][ T2262]  copy_net_ns (net/core/net_namespace.c:579)
[   88.810356][ T2262]  create_new_namespaces (kernel/nsproxy.c:132)
[   88.810641][ T2262]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   88.810915][ T2262]  ksys_unshare (kernel/fork.c:3243)
[   88.811176][ T2262]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   88.811466][ T2262]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   88.811747][ T2262]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   88.812022][ T2262]  ? __ia32_sys_open (fs/open.c:1374)
[   88.812297][ T2262]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   88.812588][ T2262]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   88.812859][ T2262]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   88.813124][ T2262]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   88.813410][ T2262]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   88.813695][ T2262]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   88.814015][ T2262] RIP: 0033:0x7fdb76c86bcb
[   88.814295][ T2262] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   88.815137][ T2262] RSP: 002b:00007ffe4a3fe3c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   88.815530][ T2262] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdb76c86bcb
[   88.815915][ T2262] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   88.816273][ T2262] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   88.816676][ T2262] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe4a4005f0
[   88.817048][ T2262] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe4a40186d
| [   88.825078][ T2262] ------------[ cut here ]------------
| [   88.825368][ T2262] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2262
| [   88.825856][ T2262] Modules linked in: vxlan
| [   88.826645][ T2262] Tainted: [W]=WARN
[   88.826864][ T2262] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   88.827170][ T2262] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   88.827523][ T2262] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   88.828372][ T2262] RSP: 0018:ffa0000004357918 EFLAGS: 00010286
[   88.828708][ T2262] RAX: 00000000ffffffa6 RBX: ff11000014e2b1c0 RCX: 1ff400000086aee9
[   88.829083][ T2262] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014e2b27c
[   88.829482][ T2262] RBP: ff11000015d91000 R08: 1fe22000029c5651 R09: ff1100001ac9ae80
[   88.829866][ T2262] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   88.830242][ T2262] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015d91000
[   88.830651][ T2262] FS:  00007fdb769c4840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   88.831080][ T2262] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   88.831417][ T2262] CR2: 00007fdb76bd0690 CR3: 000000001969f001 CR4: 0000000000771ef0
[   88.831811][ T2262] PKRU: 55555554
[   88.832028][ T2262] Call Trace:
[   88.832244][ T2262]  <TASK>
[   88.832432][ T2262]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   88.832715][ T2262]  ? notifier_call_chain (kernel/notifier.c:85)
[   88.832986][ T2262]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   88.833210][ T2262]  register_netdevice (net/core/dev.c:11488)
[   88.833527][ T2262]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   88.833869][ T2262]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   88.834144][ T2262]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   88.834438][ T2262]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   88.834735][ T2262]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   88.835010][ T2262]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   88.835284][ T2262]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   88.835583][ T2262]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[   88.835858][ T2262]  ops_init (net/core/net_namespace.c:137)
[   88.836070][ T2262]  setup_net (net/core/net_namespace.c:446)
[   88.836286][ T2262]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   88.836584][ T2262]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   88.836856][ T2262]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   88.837130][ T2262]  copy_net_ns (net/core/net_namespace.c:579)
[   88.837421][ T2262]  create_new_namespaces (kernel/nsproxy.c:132)
[   88.837709][ T2262]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   88.837981][ T2262]  ksys_unshare (kernel/fork.c:3243)
[   88.838252][ T2262]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   88.838553][ T2262]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   88.838826][ T2262]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   88.839096][ T2262]  ? __ia32_sys_open (fs/open.c:1374)
[   88.839388][ T2262]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   88.839683][ T2262]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   88.839954][ T2262]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   88.840213][ T2262]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   88.840504][ T2262]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   88.840787][ T2262]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   88.841109][ T2262] RIP: 0033:0x7fdb76c86bcb
[   88.841409][ T2262] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   88.842245][ T2262] RSP: 002b:00007ffe4a3fe3c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   88.842660][ T2262] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdb76c86bcb
[   88.843056][ T2262] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   88.843449][ T2262] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   88.843835][ T2262] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe4a4005f0
[   88.844215][ T2262] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe4a40186d
| [   88.865149][ T2262] ------------[ cut here ]------------
| [   88.865432][ T2262] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2262
| [   88.865930][ T2262] Modules linked in: vxlan
| [   88.866727][ T2262] Tainted: [W]=WARN
[   88.866947][ T2262] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   88.867255][ T2262] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   88.867614][ T2262] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   88.868460][ T2262] RSP: 0018:ffa00000043578f8 EFLAGS: 00010286
[   88.868802][ T2262] RAX: 00000000ffffffa6 RBX: ff11000012b0a580 RCX: 1ff400000086aee5
[   88.869177][ T2262] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0a63c
[   88.869579][ T2262] RBP: ff11000005859000 R08: 1fe22000025614c9 R09: ff1100001ac9ae80
[   88.869957][ T2262] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   88.870354][ T2262] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005859000
[   88.870744][ T2262] FS:  00007fdb769c4840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   88.871185][ T2262] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   88.871529][ T2262] CR2: 00007fdb76bd0690 CR3: 000000001969f001 CR4: 0000000000771ef0
[   88.871918][ T2262] PKRU: 55555554
[   88.872124][ T2262] Call Trace:
[   88.872357][ T2262]  <TASK>
[   88.872524][ T2262]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   88.872810][ T2262]  ? notifier_call_chain (kernel/notifier.c:85)
[   88.873081][ T2262]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   88.873304][ T2262]  register_netdevice (net/core/dev.c:11488)
[   88.873604][ T2262]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   88.873929][ T2262]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   88.874208][ T2262]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   88.874497][ T2262]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   88.874780][ T2262]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   88.875055][ T2262]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   88.875348][ T2262]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   88.875633][ T2262]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   88.875909][ T2262]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   88.876182][ T2262]  vti_init_net (net/ipv4/ip_vti.c:517)
[   88.876476][ T2262]  ops_init (net/core/net_namespace.c:137)
[   88.876709][ T2262]  setup_net (net/core/net_namespace.c:446)
[   88.876933][ T2262]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   88.877191][ T2262]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   88.877480][ T2262]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   88.877764][ T2262]  copy_net_ns (net/core/net_namespace.c:579)
[   88.878036][ T2262]  create_new_namespaces (kernel/nsproxy.c:132)
[   88.878336][ T2262]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   88.878621][ T2262]  ksys_unshare (kernel/fork.c:3243)
[   88.878895][ T2262]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   88.879169][ T2262]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   88.879457][ T2262]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   88.879742][ T2262]  ? __ia32_sys_open (fs/open.c:1374)
[   88.880019][ T2262]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   88.880294][ T2262]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   88.880612][ T2262]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   88.880888][ T2262]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   88.881160][ T2262]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   88.881448][ T2262]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   88.881780][ T2262] RIP: 0033:0x7fdb76c86bcb
[   88.882061][ T2262] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   88.882912][ T2262] RSP: 002b:00007ffe4a3fe3c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   88.883268][ T2262] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdb76c86bcb
[   88.883673][ T2262] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   88.884055][ T2262] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   88.884449][ T2262] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe4a4005f0
[   88.884830][ T2262] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe4a40186d
| [   88.892675][ T2262] ------------[ cut here ]------------
| [   88.892942][ T2262] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2262
| [   88.894311][ T2262] Modules linked in: vxlan
| [   88.895401][ T2262] Tainted: [W]=WARN
[   88.895730][ T2262] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   88.896153][ T2262] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   88.896621][ T2262] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   88.897571][ T2262] RSP: 0018:ffa0000004357a78 EFLAGS: 00010286
[   88.897987][ T2262] RAX: 00000000ffffffa6 RBX: ff11000002787380 RCX: 1ff400000086af15
[   88.898462][ T2262] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278743c
[   88.898942][ T2262] RBP: ff11000010909000 R08: 1fe22000004f0e89 R09: ff1100001ac9ae80
[   88.899436][ T2262] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   88.899917][ T2262] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010909000
[   88.900406][ T2262] FS:  00007fdb769c4840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   88.900942][ T2262] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   88.901390][ T2262] CR2: 00007fdb76bd0690 CR3: 000000001969f001 CR4: 0000000000771ef0
[   88.901875][ T2262] PKRU: 55555554
[   88.902172][ T2262] Call Trace:
[   88.902497][ T2262]  <TASK>
[   88.902766][ T2262]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   88.903129][ T2262]  ? notifier_call_chain (kernel/notifier.c:85)
[   88.903509][ T2262]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   88.903839][ T2262]  register_netdevice (net/core/dev.c:11488)
[   88.904207][ T2262]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   88.904644][ T2262]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   88.904951][ T2262]  register_netdev (net/core/dev.c:11552)
[   88.905223][ T2262]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   88.905511][ T2262]  ops_init (net/core/net_namespace.c:137)
[   88.905743][ T2262]  setup_net (net/core/net_namespace.c:446)
[   88.905964][ T2262]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   88.906208][ T2262]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   88.906492][ T2262]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   88.906771][ T2262]  copy_net_ns (net/core/net_namespace.c:579)
[   88.907041][ T2262]  create_new_namespaces (kernel/nsproxy.c:132)
[   88.907332][ T2262]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   88.907613][ T2262]  ksys_unshare (kernel/fork.c:3243)
[   88.907890][ T2262]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   88.908160][ T2262]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   88.908445][ T2262]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   88.908726][ T2262]  ? __ia32_sys_open (fs/open.c:1374)
[   88.908998][ T2262]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   88.909263][ T2262]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   88.909550][ T2262]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   88.909818][ T2262]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   88.910086][ T2262]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   88.910372][ T2262]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   88.910703][ T2262] RIP: 0033:0x7fdb76c86bcb
[   88.910985][ T2262] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   88.911824][ T2262] RSP: 002b:00007ffe4a3fe3c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   88.912201][ T2262] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdb76c86bcb
[   88.912600][ T2262] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   88.912970][ T2262] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   88.913364][ T2262] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe4a4005f0
[   88.913744][ T2262] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe4a40186d
| [   88.921701][ T2262] ------------[ cut here ]------------
| [   88.921980][ T2262] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2262
| [   88.923384][ T2262] Modules linked in: vxlan
| [   88.924351][ T2262] Tainted: [W]=WARN
[   88.924670][ T2262] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   88.925093][ T2262] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   88.925548][ T2262] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   88.926495][ T2262] RSP: 0018:ffa0000004357a68 EFLAGS: 00010286
[   88.926929][ T2262] RAX: 00000000ffffffa6 RBX: ff11000014e2a3c0 RCX: 1ff400000086af13
[   88.927394][ T2262] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014e2a47c
[   88.927873][ T2262] RBP: ff11000015a31000 R08: 1fe22000029c5491 R09: ff1100001ac9ae80
[   88.928358][ T2262] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   88.928836][ T2262] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015a31000
[   88.929306][ T2262] FS:  00007fdb769c4840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   88.929957][ T2262] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   88.930394][ T2262] CR2: 00007fdb76bd0690 CR3: 000000001969f001 CR4: 0000000000771ef0
[   88.930876][ T2262] PKRU: 55555554
[   88.931186][ T2262] Call Trace:
[   88.931511][ T2262]  <TASK>
[   88.931780][ T2262]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   88.932139][ T2262]  ? notifier_call_chain (kernel/notifier.c:85)
[   88.932436][ T2262]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   88.932654][ T2262]  register_netdevice (net/core/dev.c:11488)
[   88.932925][ T2262]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   88.933237][ T2262]  register_netdev (net/core/dev.c:11552)
[   88.933526][ T2262]  sit_init_net (net/ipv6/sit.c:1860)
[   88.933805][ T2262]  ops_init (net/core/net_namespace.c:137)
[   88.934021][ T2262]  setup_net (net/core/net_namespace.c:446)
[   88.934236][ T2262]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   88.934518][ T2262]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   88.934793][ T2262]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   88.935062][ T2262]  copy_net_ns (net/core/net_namespace.c:579)
[   88.935351][ T2262]  create_new_namespaces (kernel/nsproxy.c:132)
[   88.935630][ T2262]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   88.935899][ T2262]  ksys_unshare (kernel/fork.c:3243)
[   88.936164][ T2262]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   88.936449][ T2262]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   88.936724][ T2262]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   88.936988][ T2262]  ? __ia32_sys_open (fs/open.c:1374)
[   88.937262][ T2262]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   88.937551][ T2262]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   88.937816][ T2262]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   88.938078][ T2262]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   88.938361][ T2262]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   88.938638][ T2262]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   88.938954][ T2262] RIP: 0033:0x7fdb76c86bcb
[   88.939228][ T2262] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   88.940058][ T2262] RSP: 002b:00007ffe4a3fe3c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   88.940451][ T2262] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdb76c86bcb
[   88.940824][ T2262] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   88.941174][ T2262] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   88.941567][ T2262] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe4a4005f0
[   88.941938][ T2262] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe4a40186d
| [   88.952679][ T2262] ------------[ cut here ]------------
| [   88.952940][ T2262] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2262
| [   88.953490][ T2262] Modules linked in: vxlan
| [   88.954253][ T2262] Tainted: [W]=WARN
[   88.954484][ T2262] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   88.954815][ T2262] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   88.955132][ T2262] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   88.955972][ T2262] RSP: 0018:ffa0000004357a78 EFLAGS: 00010286
[   88.956295][ T2262] RAX: 00000000ffffffa6 RBX: ff11000010c56040 RCX: 1ff400000086af15
[   88.956692][ T2262] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010c560fc
[   88.957061][ T2262] RBP: ff1100001a989000 R08: 1fe220000218ac21 R09: ff1100001ac9ae80
[   88.957453][ T2262] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   88.957831][ T2262] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001a989000
[   88.958202][ T2262] FS:  00007fdb769c4840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   88.958653][ T2262] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   88.958977][ T2262] CR2: 00007fdb76bd0690 CR3: 000000001969f001 CR4: 0000000000771ef0
[   88.959365][ T2262] PKRU: 55555554
[   88.959587][ T2262] Call Trace:
[   88.959798][ T2262]  <TASK>
[   88.959962][ T2262]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   88.960234][ T2262]  ? notifier_call_chain (kernel/notifier.c:85)
[   88.960518][ T2262]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   88.960749][ T2262]  register_netdevice (net/core/dev.c:11488)
[   88.961018][ T2262]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   88.961349][ T2262]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   88.961630][ T2262]  register_netdev (net/core/dev.c:11552)
[   88.961901][ T2262]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   88.962169][ T2262]  ops_init (net/core/net_namespace.c:137)
[   88.962403][ T2262]  setup_net (net/core/net_namespace.c:446)
[   88.962631][ T2262]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   88.962903][ T2262]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   88.963171][ T2262]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   88.963458][ T2262]  copy_net_ns (net/core/net_namespace.c:579)
[   88.963741][ T2262]  create_new_namespaces (kernel/nsproxy.c:132)
[   88.964014][ T2262]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   88.964284][ T2262]  ksys_unshare (kernel/fork.c:3243)
[   88.964581][ T2262]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   88.964851][ T2262]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   88.965119][ T2262]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   88.965404][ T2262]  ? __ia32_sys_open (fs/open.c:1374)
[   88.965686][ T2262]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   88.965955][ T2262]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   88.966198][ T2262]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   88.966461][ T2262]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   88.966745][ T2262]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   88.967015][ T2262]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   88.967346][ T2262] RIP: 0033:0x7fdb76c86bcb
[   88.967632][ T2262] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   88.968470][ T2262] RSP: 002b:00007ffe4a3fe3c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   88.968853][ T2262] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fdb76c86bcb
[   88.969225][ T2262] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   88.969625][ T2262] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   88.969999][ T2262] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe4a4005f0
[   88.970379][ T2262] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe4a40186d
| [   88.998026][ T2263] ------------[ cut here ]------------
| [   88.998178][ T2263] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2263
| [   88.999058][ T2263] Modules linked in: vxlan
| [   88.999532][ T2263] Tainted: [W]=WARN
[   88.999636][ T2263] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   88.999796][ T2263] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   88.999969][ T2263] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   89.000487][ T2263] RSP: 0018:ffa0000004477020 EFLAGS: 00010286
[   89.000657][ T2263] RAX: 00000000ffffffa6 RBX: ff110000020dc740 RCX: 1ff400000088edca
[   89.000850][ T2263] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000020dc7fc
[   89.001047][ T2263] RBP: ff11000015ed1000 R08: 1fe220000041b901 R09: ff1100001ac98b58
[   89.001240][ T2263] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   89.001443][ T2263] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   89.001645][ T2263] FS:  00007f78f3540840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   89.001876][ T2263] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   89.002041][ T2263] CR2: 00007f78f38101a0 CR3: 0000000015e96003 CR4: 0000000000771ef0
[   89.002236][ T2263] PKRU: 55555554
[   89.002339][ T2263] Call Trace:
[   89.002435][ T2263]  <TASK>
[   89.002502][ T2263]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   89.002640][ T2263]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   89.002740][ T2263]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   89.002867][ T2263]  __dev_notify_flags (net/core/dev.c:9787)
[   89.003002][ T2263]  ? netif_change_name (net/core/dev.c:1495)
[   89.003131][ T2263]  ? __dev_change_flags (net/core/dev.c:9752)
[   89.003262][ T2263]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   89.003395][ T2263]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   89.003527][ T2263]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   89.003668][ T2263]  netif_change_flags (net/core/dev.c:9820)
[   89.003797][ T2263]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   89.003927][ T2263]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   89.004065][ T2263]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   89.004195][ T2263]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   89.004363][ T2263]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   89.004497][ T2263]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   89.004633][ T2263]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   89.004762][ T2263]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   89.004892][ T2263]  ? __kernel_text_address (kernel/extable.c:79)
[   89.005026][ T2263]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   89.005158][ T2263]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   89.005288][ T2263]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   89.005431][ T2263]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   89.005567][ T2263]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   89.005696][ T2263]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   89.005825][ T2263]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   89.005955][ T2263]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   89.006089][ T2263]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   89.006221][ T2263]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   89.006358][ T2263]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   89.006491][ T2263]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   89.006631][ T2263]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   89.006765][ T2263]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   89.006896][ T2263]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   89.007027][ T2263]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   89.007157][ T2263]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   89.007287][ T2263]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   89.007499][ T2263]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   89.007640][ T2263]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   89.007768][ T2263]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   89.007898][ T2263]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   89.008032][ T2263]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   89.008164][ T2263]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   89.008294][ T2263]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   89.008490][ T2263]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   89.008627][ T2263]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   89.008756][ T2263]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   89.008887][ T2263]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   89.009021][ T2263]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   89.009150][ T2263]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   89.009281][ T2263]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   89.009467][ T2263]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   89.009606][ T2263]  ? 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))
[   89.009741][ T2263]  ? 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))
[   89.009873][ T2263]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   89.010013][ T2263]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   89.010142][ T2263]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   89.010275][ T2263]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   89.010488][ T2263]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   89.010626][ T2263]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   89.010757][ T2263]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   89.010888][ T2263]  ? copy_msghdr_from_user (net/socket.c:2635)
[   89.011019][ T2263]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   89.011179][ T2263]  ? move_addr_to_kernel (net/socket.c:258)
[   89.011309][ T2263]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   89.011514][ T2263]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   89.011649][ T2263]  ___sys_sendmsg (net/socket.c:2752)
[   89.011776][ T2263]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   89.011937][ T2263]  ? copy_msghdr_from_user (net/socket.c:2603)
[   89.012081][ T2263]  __sys_sendmsg (net/socket.c:2784)
[   89.012217][ T2263]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   89.012422][ T2263]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   89.012588][ T2263]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   89.012723][ T2263]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   89.012852][ T2263]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   89.012990][ T2263]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   89.013119][ T2263]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   89.013250][ T2263]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   89.013478][ T2263] RIP: 0033:0x7f78f377a08e
[   89.013617][ T2263] 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
[   89.014079][ T2263] RSP: 002b:00007ffc55625180 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   89.014273][ T2263] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f78f377a08e
[   89.014617][ T2263] RDX: 0000000000000000 RSI: 00007ffc55625230 RDI: 0000000000000005
[   89.014810][ T2263] RBP: 00007ffc55625190 R08: 0000000000000000 R09: 0000000000000000
[   89.015005][ T2263] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d2
[   89.015198][ T2263] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc55625900
| [   89.296969][ T2271] ------------[ cut here ]------------
| [   89.297281][ T2271] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2271
| [   89.297789][ T2271] Modules linked in: vxlan
| [   89.298581][ T2271] Tainted: [W]=WARN
[   89.298800][ T2271] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   89.299102][ T2271] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   89.299489][ T2271] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   89.300331][ T2271] RSP: 0018:ffa0000004567a80 EFLAGS: 00010286
[   89.300678][ T2271] RAX: 00000000ffffffa6 RBX: ff1100001671b380 RCX: 1ff40000008acf16
[   89.301055][ T2271] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001671b43c
[   89.301448][ T2271] RBP: ff1100001aa01000 R08: 1fe2200002ce3689 R09: ff1100001b17ae80
[   89.301836][ T2271] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   89.302216][ T2271] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001aa01000
[   89.302625][ T2271] FS:  00007fb8faeda840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   89.303060][ T2271] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   89.303401][ T2271] CR2: 00007fb8fb0dbc20 CR3: 000000001081c004 CR4: 0000000000771ef0
[   89.303792][ T2271] PKRU: 55555554
[   89.304008][ T2271] Call Trace:
[   89.304212][ T2271]  <TASK>
[   89.304397][ T2271]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   89.304681][ T2271]  ? notifier_call_chain (kernel/notifier.c:85)
[   89.304954][ T2271]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   89.305175][ T2271]  register_netdevice (net/core/dev.c:11488)
[   89.305464][ T2271]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   89.305803][ T2271]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   89.306080][ T2271]  register_netdev (net/core/dev.c:11552)
[   89.306364][ T2271]  loopback_net_init (drivers/net/loopback.c:218)
[   89.306646][ T2271]  ops_init (net/core/net_namespace.c:137)
[   89.306870][ T2271]  setup_net (net/core/net_namespace.c:446)
[   89.307089][ T2271]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   89.307372][ T2271]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   89.307651][ T2271]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   89.307928][ T2271]  copy_net_ns (net/core/net_namespace.c:579)
[   89.308184][ T2271]  create_new_namespaces (kernel/nsproxy.c:132)
[   89.308477][ T2271]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   89.308755][ T2271]  ksys_unshare (kernel/fork.c:3243)
[   89.309021][ T2271]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   89.309293][ T2271]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   89.309587][ T2271]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   89.309866][ T2271]  ? __ia32_sys_open (fs/open.c:1374)
[   89.310138][ T2271]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   89.310421][ T2271]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   89.310699][ T2271]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   89.310966][ T2271]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   89.311235][ T2271]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   89.311523][ T2271]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   89.311853][ T2271] RIP: 0033:0x7fb8fb19cbcb
[   89.312135][ T2271] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   89.312980][ T2271] RSP: 002b:00007ffe2e83eac8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   89.313361][ T2271] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb8fb19cbcb
[   89.313746][ T2271] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   89.314120][ T2271] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   89.314511][ T2271] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe2e840cf0
[   89.314897][ T2271] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe2e84286d
| [   89.322736][ T2271] ------------[ cut here ]------------
| [   89.323022][ T2271] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2271
| [   89.323508][ T2271] Modules linked in: vxlan
| [   89.324278][ T2271] Tainted: [W]=WARN
[   89.324510][ T2271] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   89.324837][ T2271] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   89.325147][ T2271] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   89.325985][ T2271] RSP: 0018:ffa0000004567918 EFLAGS: 00010286
[   89.326485][ T2271] RAX: 00000000ffffffa6 RBX: ff1100001311d380 RCX: 1ff40000008acee9
[   89.326862][ T2271] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001311d43c
[   89.327236][ T2271] RBP: ff1100001462c000 R08: 1fe2200002623a89 R09: ff1100001b17ae80
[   89.327635][ T2271] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   89.328007][ T2271] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001462c000
[   89.328401][ T2271] FS:  00007fb8faeda840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   89.328841][ T2271] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   89.329161][ T2271] CR2: 00007fb8fb0dbc20 CR3: 000000001081c004 CR4: 0000000000771ef0
[   89.329716][ T2271] PKRU: 55555554
[   89.329930][ T2271] Call Trace:
[   89.330142][ T2271]  <TASK>
[   89.330308][ T2271]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   89.330600][ T2271]  ? notifier_call_chain (kernel/notifier.c:85)
[   89.331026][ T2271]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   89.331245][ T2271]  register_netdevice (net/core/dev.c:11488)
[   89.331563][ T2271]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   89.331888][ T2271]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   89.332358][ T2271]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   89.332641][ T2271]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   89.332917][ T2271]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   89.333191][ T2271]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   89.333642][ T2271]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   89.333916][ T2271]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[   89.334184][ T2271]  ops_init (net/core/net_namespace.c:137)
[   89.334420][ T2271]  setup_net (net/core/net_namespace.c:446)
[   89.334803][ T2271]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   89.335061][ T2271]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   89.335348][ T2271]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   89.335634][ T2271]  copy_net_ns (net/core/net_namespace.c:579)
[   89.336060][ T2271]  create_new_namespaces (kernel/nsproxy.c:132)
[   89.336352][ T2271]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   89.336633][ T2271]  ksys_unshare (kernel/fork.c:3243)
[   89.336901][ T2271]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   89.337342][ T2271]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   89.337621][ T2271]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   89.337895][ T2271]  ? __ia32_sys_open (fs/open.c:1374)
[   89.338168][ T2271]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   89.338616][ T2271]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   89.338884][ T2271]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   89.339138][ T2271]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   89.339424][ T2271]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   89.339861][ T2271]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   89.340179][ T2271] RIP: 0033:0x7fb8fb19cbcb
[   89.340476][ T2271] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   89.341484][ T2271] RSP: 002b:00007ffe2e83eac8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   89.341870][ T2271] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb8fb19cbcb
[   89.342420][ T2271] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   89.342805][ T2271] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   89.343154][ T2271] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe2e840cf0
[   89.343700][ T2271] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe2e84286d
| [   89.366128][ T2271] ------------[ cut here ]------------
| [   89.366419][ T2271] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2271
| [   89.366912][ T2271] Modules linked in: vxlan
| [   89.367716][ T2271] Tainted: [W]=WARN
[   89.367943][ T2271] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   89.368277][ T2271] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   89.368644][ T2271] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   89.369494][ T2271] RSP: 0018:ffa00000045678f8 EFLAGS: 00010286
[   89.369836][ T2271] RAX: 00000000ffffffa6 RBX: ff11000017777540 RCX: 1ff40000008acee5
[   89.370217][ T2271] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000177775fc
[   89.370623][ T2271] RBP: ff1100001a9fc000 R08: 1fe2200002eeeec1 R09: ff1100001b17ae80
[   89.371007][ T2271] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   89.371426][ T2271] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001a9fc000
[   89.371815][ T2271] FS:  00007fb8faeda840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   89.372246][ T2271] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   89.372623][ T2271] CR2: 00007fb8fb0dbc20 CR3: 000000001081c004 CR4: 0000000000771ef0
[   89.373008][ T2271] PKRU: 55555554
[   89.373227][ T2271] Call Trace:
[   89.373463][ T2271]  <TASK>
[   89.373641][ T2271]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   89.373917][ T2271]  ? notifier_call_chain (kernel/notifier.c:85)
[   89.374188][ T2271]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   89.374429][ T2271]  register_netdevice (net/core/dev.c:11488)
[   89.374715][ T2271]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   89.375042][ T2271]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   89.375340][ T2271]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   89.375625][ T2271]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   89.375899][ T2271]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   89.376157][ T2271]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   89.376451][ T2271]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   89.376742][ T2271]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   89.377015][ T2271]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   89.377294][ T2271]  vti_init_net (net/ipv4/ip_vti.c:517)
[   89.377595][ T2271]  ops_init (net/core/net_namespace.c:137)
[   89.377819][ T2271]  setup_net (net/core/net_namespace.c:446)
[   89.378040][ T2271]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   89.378330][ T2271]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   89.378613][ T2271]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   89.378895][ T2271]  copy_net_ns (net/core/net_namespace.c:579)
[   89.379172][ T2271]  create_new_namespaces (kernel/nsproxy.c:132)
[   89.379469][ T2271]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   89.379756][ T2271]  ksys_unshare (kernel/fork.c:3243)
[   89.380024][ T2271]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   89.380287][ T2271]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   89.380589][ T2271]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   89.380870][ T2271]  ? __ia32_sys_open (fs/open.c:1374)
[   89.381145][ T2271]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   89.381433][ T2271]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   89.381713][ T2271]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   89.381987][ T2271]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   89.382260][ T2271]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   89.382559][ T2271]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   89.382887][ T2271] RIP: 0033:0x7fb8fb19cbcb
[   89.383175][ T2271] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   89.384020][ T2271] RSP: 002b:00007ffe2e83eac8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   89.384416][ T2271] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb8fb19cbcb
[   89.384817][ T2271] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   89.385197][ T2271] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   89.385600][ T2271] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe2e840cf0
[   89.385980][ T2271] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe2e84286d
| [   89.393825][ T2271] ------------[ cut here ]------------
| [   89.394077][ T2271] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2271
| [   89.394580][ T2271] Modules linked in: vxlan
| [   89.395358][ T2271] Tainted: [W]=WARN
[   89.395583][ T2271] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   89.395905][ T2271] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   89.396244][ T2271] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   89.397085][ T2271] RSP: 0018:ffa0000004567a78 EFLAGS: 00010286
[   89.397428][ T2271] RAX: 00000000ffffffa6 RBX: ff11000017777380 RCX: 1ff40000008acf15
[   89.397811][ T2271] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001777743c
[   89.398166][ T2271] RBP: ff1100001946c000 R08: 1fe2200002eeee89 R09: ff1100001b17ae80
[   89.398565][ T2271] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   89.398940][ T2271] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001946c000
[   89.399334][ T2271] FS:  00007fb8faeda840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   89.399789][ T2271] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   89.400113][ T2271] CR2: 00007fb8fb0dbc20 CR3: 000000001081c004 CR4: 0000000000771ef0
[   89.400509][ T2271] PKRU: 55555554
[   89.400734][ T2271] Call Trace:
[   89.400947][ T2271]  <TASK>
[   89.401113][ T2271]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   89.401408][ T2271]  ? notifier_call_chain (kernel/notifier.c:85)
[   89.401690][ T2271]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   89.401912][ T2271]  register_netdevice (net/core/dev.c:11488)
[   89.402164][ T2271]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   89.402490][ T2271]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   89.402774][ T2271]  register_netdev (net/core/dev.c:11552)
[   89.403042][ T2271]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   89.403339][ T2271]  ops_init (net/core/net_namespace.c:137)
[   89.403567][ T2271]  setup_net (net/core/net_namespace.c:446)
[   89.403787][ T2271]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   89.404054][ T2271]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   89.404344][ T2271]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   89.404627][ T2271]  copy_net_ns (net/core/net_namespace.c:579)
[   89.404904][ T2271]  create_new_namespaces (kernel/nsproxy.c:132)
[   89.405182][ T2271]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   89.405477][ T2271]  ksys_unshare (kernel/fork.c:3243)
[   89.405756][ T2271]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   89.406024][ T2271]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   89.406292][ T2271]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   89.406588][ T2271]  ? __ia32_sys_open (fs/open.c:1374)
[   89.406864][ T2271]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   89.407124][ T2271]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   89.407409][ T2271]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   89.407689][ T2271]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   89.407959][ T2271]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   89.408232][ T2271]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   89.408577][ T2271] RIP: 0033:0x7fb8fb19cbcb
[   89.408857][ T2271] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   89.409704][ T2271] RSP: 002b:00007ffe2e83eac8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   89.410079][ T2271] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb8fb19cbcb
[   89.410471][ T2271] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   89.410862][ T2271] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   89.411236][ T2271] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe2e840cf0
[   89.411637][ T2271] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe2e84286d
| [   89.419544][ T2271] ------------[ cut here ]------------
| [   89.419962][ T2271] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2271
| [   89.420455][ T2271] Modules linked in: vxlan
| [   89.421377][ T2271] Tainted: [W]=WARN
[   89.421599][ T2271] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   89.421923][ T2271] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   89.422440][ T2271] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   89.423274][ T2271] RSP: 0018:ffa0000004567a68 EFLAGS: 00010286
[   89.423627][ T2271] RAX: 00000000ffffffa6 RBX: ff1100001311de00 RCX: 1ff40000008acf13
[   89.424003][ T2271] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001311debc
[   89.424396][ T2271] RBP: ff1100001a7e4000 R08: 1fe2200002623bd9 R09: ff1100001b17ae80
[   89.424783][ T2271] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   89.425139][ T2271] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001a7e4000
[   89.425543][ T2271] FS:  00007fb8faeda840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   89.425972][ T2271] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   89.426295][ T2271] CR2: 00007fb8fb0dbc20 CR3: 000000001081c004 CR4: 0000000000771ef0
[   89.426863][ T2271] PKRU: 55555554
[   89.427075][ T2271] Call Trace:
[   89.427289][ T2271]  <TASK>
[   89.427471][ T2271]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   89.427910][ T2271]  ? notifier_call_chain (kernel/notifier.c:85)
[   89.428180][ T2271]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   89.428416][ T2271]  register_netdevice (net/core/dev.c:11488)
[   89.428704][ T2271]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   89.429160][ T2271]  register_netdev (net/core/dev.c:11552)
[   89.429448][ T2271]  sit_init_net (net/ipv6/sit.c:1860)
[   89.429732][ T2271]  ops_init (net/core/net_namespace.c:137)
[   89.429952][ T2271]  setup_net (net/core/net_namespace.c:446)
[   89.430170][ T2271]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   89.430640][ T2271]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   89.430919][ T2271]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   89.431191][ T2271]  copy_net_ns (net/core/net_namespace.c:579)
[   89.431481][ T2271]  create_new_namespaces (kernel/nsproxy.c:132)
[   89.431917][ T2271]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   89.432172][ T2271]  ksys_unshare (kernel/fork.c:3243)
[   89.432457][ T2271]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   89.432739][ T2271]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   89.433168][ T2271]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   89.433455][ T2271]  ? __ia32_sys_open (fs/open.c:1374)
[   89.433736][ T2271]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   89.434004][ T2271]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   89.434447][ T2271]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   89.434726][ T2271]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   89.434994][ T2271]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   89.435263][ T2271]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   89.435765][ T2271] RIP: 0033:0x7fb8fb19cbcb
[   89.436045][ T2271] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   89.437033][ T2271] RSP: 002b:00007ffe2e83eac8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   89.437423][ T2271] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb8fb19cbcb
[   89.437966][ T2271] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   89.438361][ T2271] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   89.438741][ T2271] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe2e840cf0
[   89.439276][ T2271] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe2e84286d
| [   89.449449][ T2271] ------------[ cut here ]------------
| [   89.449720][ T2271] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2271
| [   89.450173][ T2271] Modules linked in: vxlan
| [   89.452390][ T2271] Tainted: [W]=WARN
[   89.452715][ T2271] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   89.453135][ T2271] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   89.453600][ T2271] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   89.454515][ T2271] RSP: 0018:ffa0000004567a78 EFLAGS: 00010286
[   89.454949][ T2271] RAX: 00000000ffffffa6 RBX: ff1100001a5ab380 RCX: 1ff40000008acf15
[   89.455439][ T2271] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001a5ab43c
[   89.455923][ T2271] RBP: ff11000010d61000 R08: 1fe22000034b5689 R09: ff1100001b17ae80
[   89.456415][ T2271] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   89.456895][ T2271] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010d61000
[   89.457386][ T2271] FS:  00007fb8faeda840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   89.457927][ T2271] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   89.458365][ T2271] CR2: 00007fb8fb0dbc20 CR3: 000000001081c004 CR4: 0000000000771ef0
[   89.458848][ T2271] PKRU: 55555554
[   89.459152][ T2271] Call Trace:
[   89.459479][ T2271]  <TASK>
[   89.459749][ T2271]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   89.460117][ T2271]  ? notifier_call_chain (kernel/notifier.c:85)
[   89.460510][ T2271]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   89.460837][ T2271]  register_netdevice (net/core/dev.c:11488)
[   89.461206][ T2271]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   89.461645][ T2271]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   89.462006][ T2271]  register_netdev (net/core/dev.c:11552)
[   89.462382][ T2271]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   89.462761][ T2271]  ops_init (net/core/net_namespace.c:137)
[   89.463083][ T2271]  setup_net (net/core/net_namespace.c:446)
[   89.463417][ T2271]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   89.463791][ T2271]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   89.464161][ T2271]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   89.464561][ T2271]  copy_net_ns (net/core/net_namespace.c:579)
[   89.464931][ T2271]  create_new_namespaces (kernel/nsproxy.c:132)
[   89.465301][ T2271]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   89.465695][ T2271]  ksys_unshare (kernel/fork.c:3243)
[   89.466062][ T2271]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   89.466446][ T2271]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   89.466825][ T2271]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   89.467180][ T2271]  ? __ia32_sys_open (fs/open.c:1374)
[   89.467577][ T2271]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   89.467945][ T2271]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   89.468336][ T2271]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   89.468713][ T2271]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   89.469079][ T2271]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   89.469462][ T2271]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   89.469888][ T2271] RIP: 0033:0x7fb8fb19cbcb
[   89.470270][ T2271] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   89.471210][ T2271] RSP: 002b:00007ffe2e83eac8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   89.471709][ T2271] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb8fb19cbcb
[   89.472171][ T2271] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   89.472668][ T2271] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   89.473141][ T2271] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe2e840cf0
[   89.473640][ T2271] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe2e84286d
| [   89.509066][ T2272] ------------[ cut here ]------------
| [   89.509216][ T2272] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2272
| [   89.509487][ T2272] Modules linked in: vxlan
| [   89.509894][ T2272] Tainted: [W]=WARN
[   89.509999][ T2272] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   89.510169][ T2272] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   89.510347][ T2272] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   89.510822][ T2272] RSP: 0018:ffa0000004577020 EFLAGS: 00010286
[   89.510986][ T2272] RAX: 00000000ffffffa6 RBX: ff1100001a5abc40 RCX: 1ff40000008aedca
[   89.511180][ T2272] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001a5abcfc
[   89.511381][ T2272] RBP: ff1100001aa01000 R08: 1fe22000034b57a1 R09: ff1100001b178b58
[   89.511579][ T2272] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   89.511772][ T2272] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   89.511970][ T2272] FS:  00007f69ca78e840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   89.512198][ T2272] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   89.512369][ T2272] CR2: 0000000004b89988 CR3: 0000000019e06001 CR4: 0000000000771ef0
[   89.512568][ T2272] PKRU: 55555554
[   89.512666][ T2272] Call Trace:
[   89.512765][ T2272]  <TASK>
[   89.512833][ T2272]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   89.512967][ T2272]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   89.513066][ T2272]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   89.513197][ T2272]  __dev_notify_flags (net/core/dev.c:9787)
[   89.513332][ T2272]  ? netif_change_name (net/core/dev.c:1495)
[   89.513460][ T2272]  ? __dev_change_flags (net/core/dev.c:9752)
[   89.513596][ T2272]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   89.513725][ T2272]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   89.513855][ T2272]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   89.513988][ T2272]  netif_change_flags (net/core/dev.c:9820)
[   89.514119][ T2272]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   89.514253][ T2272]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   89.514390][ T2272]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   89.514521][ T2272]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   89.514691][ T2272]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   89.514819][ T2272]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   89.514955][ T2272]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   89.515083][ T2272]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   89.515214][ T2272]  ? __kernel_text_address (kernel/extable.c:79)
[   89.515351][ T2272]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   89.515483][ T2272]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   89.515617][ T2272]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   89.515746][ T2272]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   89.515876][ T2272]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   89.516011][ T2272]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   89.516141][ T2272]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   89.516273][ T2272]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   89.516410][ T2272]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   89.516547][ T2272]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   89.516678][ T2272]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   89.516809][ T2272]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   89.516947][ T2272]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   89.517082][ T2272]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   89.517214][ T2272]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   89.517349][ T2272]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   89.517479][ T2272]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   89.517621][ T2272]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   89.517749][ T2272]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   89.517885][ T2272]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   89.518017][ T2272]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   89.518145][ T2272]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   89.518276][ T2272]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   89.518414][ T2272]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   89.518549][ T2272]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   89.518678][ T2272]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   89.518809][ T2272]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   89.518938][ T2272]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   89.519074][ T2272]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   89.519203][ T2272]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   89.519341][ T2272]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   89.519470][ T2272]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   89.519607][ T2272]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   89.519741][ T2272]  ? 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))
[   89.519871][ T2272]  ? 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))
[   89.520008][ T2272]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   89.520139][ T2272]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   89.520271][ T2272]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   89.520415][ T2272]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   89.520552][ T2272]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   89.520685][ T2272]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   89.520819][ T2272]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   89.520953][ T2272]  ? copy_msghdr_from_user (net/socket.c:2635)
[   89.521085][ T2272]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   89.521247][ T2272]  ? move_addr_to_kernel (net/socket.c:258)
[   89.521388][ T2272]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   89.521519][ T2272]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   89.521664][ T2272]  ___sys_sendmsg (net/socket.c:2752)
[   89.521793][ T2272]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   89.521955][ T2272]  ? copy_msghdr_from_user (net/socket.c:2603)
[   89.522099][ T2272]  __sys_sendmsg (net/socket.c:2784)
[   89.522229][ T2272]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   89.522362][ T2272]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   89.522525][ T2272]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   89.522661][ T2272]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   89.522798][ T2272]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   89.522928][ T2272]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   89.523062][ T2272]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   89.523198][ T2272]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   89.523362][ T2272] RIP: 0033:0x7f69ca9c808e
[   89.523499][ T2272] 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
[   89.523971][ T2272] RSP: 002b:00007ffc2f144f10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   89.524168][ T2272] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f69ca9c808e
[   89.524369][ T2272] RDX: 0000000000000000 RSI: 00007ffc2f144fc0 RDI: 0000000000000005
[   89.524567][ T2272] RBP: 00007ffc2f144f20 R08: 0000000000000000 R09: 0000000000000000
[   89.524760][ T2272] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d2
[   89.524959][ T2272] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc2f145690
| [   89.750507][ T2280] ------------[ cut here ]------------
| [   89.750685][ T2280] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2280
| [   89.750954][ T2280] Modules linked in: vxlan
| [   89.751648][ T2280] Tainted: [W]=WARN
[   89.751750][ T2280] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   89.751914][ T2280] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   89.752088][ T2280] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   89.752562][ T2280] RSP: 0018:ffa00000045d7a80 EFLAGS: 00010286
[   89.752728][ T2280] RAX: 00000000ffffffa6 RBX: ff11000013d44580 RCX: 1ff40000008baf16
[   89.752928][ T2280] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013d4463c
[   89.753127][ T2280] RBP: ff1100001ae81000 R08: 1fe22000027a88c9 R09: ff1100001a4b2e80
[   89.753328][ T2280] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   89.753525][ T2280] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001ae81000
[   89.753727][ T2280] FS:  00007ff7a3b01840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   89.753963][ T2280] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   89.754129][ T2280] CR2: 00007ff7a3d08430 CR3: 000000001b53d003 CR4: 0000000000771ef0
[   89.754337][ T2280] PKRU: 55555554
[   89.754436][ T2280] Call Trace:
[   89.754540][ T2280]  <TASK>
[   89.754610][ T2280]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   89.754747][ T2280]  ? notifier_call_chain (kernel/notifier.c:85)
[   89.754880][ T2280]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   89.754983][ T2280]  register_netdevice (net/core/dev.c:11488)
[   89.755118][ T2280]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   89.755283][ T2280]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   89.755421][ T2280]  register_netdev (net/core/dev.c:11552)
[   89.755563][ T2280]  loopback_net_init (drivers/net/loopback.c:218)
[   89.755698][ T2280]  ops_init (net/core/net_namespace.c:137)
[   89.755800][ T2280]  setup_net (net/core/net_namespace.c:446)
[   89.755901][ T2280]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   89.756036][ T2280]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   89.756167][ T2280]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   89.756299][ T2280]  copy_net_ns (net/core/net_namespace.c:579)
[   89.756437][ T2280]  create_new_namespaces (kernel/nsproxy.c:132)
[   89.756580][ T2280]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   89.756713][ T2280]  ksys_unshare (kernel/fork.c:3243)
[   89.756844][ T2280]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   89.756980][ T2280]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   89.757112][ T2280]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   89.757245][ T2280]  ? __ia32_sys_open (fs/open.c:1374)
[   89.757384][ T2280]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   89.757517][ T2280]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   89.757656][ T2280]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   89.757786][ T2280]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   89.757919][ T2280]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   89.758052][ T2280]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   89.758218][ T2280] RIP: 0033:0x7ff7a3dc3bcb
[   89.758363][ T2280] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   89.758842][ T2280] RSP: 002b:00007fff37fc0d18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   89.759043][ T2280] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff7a3dc3bcb
[   89.759239][ T2280] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   89.759497][ T2280] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   89.759703][ T2280] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff37fc2f40
[   89.759899][ T2280] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff37fc386d
| [   89.765396][ T2280] ------------[ cut here ]------------
| [   89.765543][ T2280] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2280
| [   89.765799][ T2280] Modules linked in: vxlan
| [   89.766210][ T2280] Tainted: [W]=WARN
[   89.766314][ T2280] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   89.766483][ T2280] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   89.766684][ T2280] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   89.767154][ T2280] RSP: 0018:ffa00000045d7918 EFLAGS: 00010286
[   89.767324][ T2280] RAX: 00000000ffffffa6 RBX: ff1100001af88ac0 RCX: 1ff40000008baee9
[   89.767543][ T2280] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001af88b7c
[   89.767742][ T2280] RBP: ff11000015f84000 R08: 1fe22000035f1171 R09: ff1100001a4b2e80
[   89.767937][ T2280] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   89.768134][ T2280] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015f84000
[   89.768387][ T2280] FS:  00007ff7a3b01840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   89.768619][ T2280] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   89.768782][ T2280] CR2: 00007ff7a3d08430 CR3: 000000001b53d003 CR4: 0000000000771ef0
[   89.768982][ T2280] PKRU: 55555554
[   89.769080][ T2280] Call Trace:
[   89.769179][ T2280]  <TASK>
[   89.769246][ T2280]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   89.769437][ T2280]  ? notifier_call_chain (kernel/notifier.c:85)
[   89.769574][ T2280]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   89.769674][ T2280]  register_netdevice (net/core/dev.c:11488)
[   89.769811][ T2280]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   89.769976][ T2280]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   89.770107][ T2280]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   89.770239][ T2280]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   89.770427][ T2280]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   89.770563][ T2280]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   89.770700][ T2280]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   89.770836][ T2280]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[   89.770973][ T2280]  ops_init (net/core/net_namespace.c:137)
[   89.771074][ T2280]  setup_net (net/core/net_namespace.c:446)
[   89.771174][ T2280]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   89.771303][ T2280]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   89.771490][ T2280]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   89.771628][ T2280]  copy_net_ns (net/core/net_namespace.c:579)
[   89.771758][ T2280]  create_new_namespaces (kernel/nsproxy.c:132)
[   89.771893][ T2280]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   89.772027][ T2280]  ksys_unshare (kernel/fork.c:3243)
[   89.772157][ T2280]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   89.772288][ T2280]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   89.772473][ T2280]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   89.772609][ T2280]  ? __ia32_sys_open (fs/open.c:1374)
[   89.772741][ T2280]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   89.772873][ T2280]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   89.773010][ T2280]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   89.773139][ T2280]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   89.773272][ T2280]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   89.773438][ T2280]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   89.773604][ T2280] RIP: 0033:0x7ff7a3dc3bcb
[   89.773739][ T2280] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   89.774204][ T2280] RSP: 002b:00007fff37fc0d18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   89.774406][ T2280] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff7a3dc3bcb
[   89.774607][ T2280] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   89.774804][ T2280] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   89.775001][ T2280] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff37fc2f40
[   89.775193][ T2280] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff37fc386d
| [   89.779157][ T2280] ------------[ cut here ]------------
| [   89.779304][ T2280] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2280
| [   89.779576][ T2280] Modules linked in: vxlan
| [   89.779986][ T2280] Tainted: [W]=WARN
[   89.780086][ T2280] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   89.780251][ T2280] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   89.780429][ T2280] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   89.780917][ T2280] RSP: 0018:ffa00000045d78f8 EFLAGS: 00010286
[   89.781088][ T2280] RAX: 00000000ffffffa6 RBX: ff11000012cbbc40 RCX: 1ff40000008baee5
[   89.781282][ T2280] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012cbbcfc
[   89.781482][ T2280] RBP: ff11000015b74000 R08: 1fe22000025977a1 R09: ff1100001a4b2e80
[   89.781686][ T2280] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   89.781881][ T2280] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015b74000
[   89.782084][ T2280] FS:  00007ff7a3b01840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   89.782320][ T2280] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   89.782485][ T2280] CR2: 00007ff7a3d08430 CR3: 000000001b53d003 CR4: 0000000000771ef0
[   89.782690][ T2280] PKRU: 55555554
[   89.782787][ T2280] Call Trace:
[   89.782884][ T2280]  <TASK>
[   89.782955][ T2280]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   89.783088][ T2280]  ? notifier_call_chain (kernel/notifier.c:85)
[   89.783221][ T2280]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   89.783840][ T2280]  register_netdevice (net/core/dev.c:11488)
[   89.783982][ T2280]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   89.784152][ T2280]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   89.784288][ T2280]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   89.784476][ T2280]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   89.784613][ T2280]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   89.784746][ T2280]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   89.784877][ T2280]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   89.785013][ T2280]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   89.785146][ T2280]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   89.785296][ T2280]  vti_init_net (net/ipv4/ip_vti.c:517)
[   89.785491][ T2280]  ops_init (net/core/net_namespace.c:137)
[   89.785600][ T2280]  setup_net (net/core/net_namespace.c:446)
[   89.785700][ T2280]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   89.785830][ T2280]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   89.785964][ T2280]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   89.786101][ T2280]  copy_net_ns (net/core/net_namespace.c:579)
[   89.786234][ T2280]  create_new_namespaces (kernel/nsproxy.c:132)
[   89.786426][ T2280]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   89.786565][ T2280]  ksys_unshare (kernel/fork.c:3243)
[   89.786696][ T2280]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   89.786828][ T2280]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   89.786964][ T2280]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   89.787096][ T2280]  ? __ia32_sys_open (fs/open.c:1374)
[   89.787231][ T2280]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   89.787423][ T2280]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   89.787561][ T2280]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   89.787691][ T2280]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   89.787826][ T2280]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   89.787959][ T2280]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   89.788124][ T2280] RIP: 0033:0x7ff7a3dc3bcb
[   89.788261][ T2280] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   89.788796][ T2280] RSP: 002b:00007fff37fc0d18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   89.788998][ T2280] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff7a3dc3bcb
[   89.789200][ T2280] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   89.789456][ T2280] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   89.789656][ T2280] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff37fc2f40
[   89.789850][ T2280] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff37fc386d
| [   89.800947][ T2280] ------------[ cut here ]------------
| [   89.801085][ T2280] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2280
| [   89.801373][ T2280] Modules linked in: vxlan
| [   89.801777][ T2280] Tainted: [W]=WARN
[   89.801876][ T2280] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   89.802043][ T2280] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   89.802214][ T2280] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   89.802692][ T2280] RSP: 0018:ffa00000045d7a78 EFLAGS: 00010286
[   89.802856][ T2280] RAX: 00000000ffffffa6 RBX: ff110000129c98c0 RCX: 1ff40000008baf15
[   89.803052][ T2280] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129c997c
[   89.803249][ T2280] RBP: ff1100001aaec000 R08: 1fe2200002539331 R09: ff1100001a4b2e80
[   89.803451][ T2280] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   89.803651][ T2280] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001aaec000
[   89.803846][ T2280] FS:  00007ff7a3b01840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   89.804080][ T2280] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   89.804248][ T2280] CR2: 00007ff7a3d08430 CR3: 000000001b53d003 CR4: 0000000000771ef0
[   89.804451][ T2280] PKRU: 55555554
[   89.804558][ T2280] Call Trace:
[   89.804656][ T2280]  <TASK>
[   89.804724][ T2280]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   89.804857][ T2280]  ? notifier_call_chain (kernel/notifier.c:85)
[   89.804991][ T2280]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   89.805091][ T2280]  register_netdevice (net/core/dev.c:11488)
[   89.805224][ T2280]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   89.805392][ T2280]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   89.805525][ T2280]  register_netdev (net/core/dev.c:11552)
[   89.805662][ T2280]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   89.805795][ T2280]  ops_init (net/core/net_namespace.c:137)
[   89.805896][ T2280]  setup_net (net/core/net_namespace.c:446)
[   89.805999][ T2280]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   89.806128][ T2280]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   89.806259][ T2280]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   89.806398][ T2280]  copy_net_ns (net/core/net_namespace.c:579)
[   89.806532][ T2280]  create_new_namespaces (kernel/nsproxy.c:132)
[   89.806670][ T2280]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   89.806803][ T2280]  ksys_unshare (kernel/fork.c:3243)
[   89.806934][ T2280]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   89.807068][ T2280]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   89.807198][ T2280]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   89.807334][ T2280]  ? __ia32_sys_open (fs/open.c:1374)
[   89.807467][ T2280]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   89.807607][ T2280]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   89.807743][ T2280]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   89.807873][ T2280]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   89.808007][ T2280]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   89.808136][ T2280]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   89.808298][ T2280] RIP: 0033:0x7ff7a3dc3bcb
[   89.808440][ T2280] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   89.808910][ T2280] RSP: 002b:00007fff37fc0d18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   89.809109][ T2280] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff7a3dc3bcb
[   89.809306][ T2280] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   89.809508][ T2280] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   89.809713][ T2280] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff37fc2f40
[   89.809907][ T2280] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff37fc386d
| [   89.814022][ T2280] ------------[ cut here ]------------
| [   89.814160][ T2280] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2280
| [   89.814590][ T2280] Modules linked in: vxlan
| [   89.814991][ T2280] Tainted: [W]=WARN
[   89.815091][ T2280] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   89.815254][ T2280] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   89.815429][ T2280] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   89.815901][ T2280] RSP: 0018:ffa00000045d7a68 EFLAGS: 00010286
[   89.816070][ T2280] RAX: 00000000ffffffa6 RBX: ff1100001af89c40 RCX: 1ff40000008baf13
[   89.816266][ T2280] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001af89cfc
[   89.816472][ T2280] RBP: ff1100001b019000 R08: 1fe22000035f13a1 R09: ff1100001a4b2e80
[   89.816674][ T2280] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   89.816872][ T2280] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001b019000
[   89.817073][ T2280] FS:  00007ff7a3b01840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   89.817310][ T2280] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   89.817479][ T2280] CR2: 00007ff7a3d08430 CR3: 000000001b53d003 CR4: 0000000000771ef0
[   89.817683][ T2280] PKRU: 55555554
[   89.817780][ T2280] Call Trace:
[   89.817877][ T2280]  <TASK>
[   89.817948][ T2280]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   89.818080][ T2280]  ? notifier_call_chain (kernel/notifier.c:85)
[   89.818213][ T2280]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   89.818319][ T2280]  register_netdevice (net/core/dev.c:11488)
[   89.818453][ T2280]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   89.818627][ T2280]  register_netdev (net/core/dev.c:11552)
[   89.818759][ T2280]  sit_init_net (net/ipv6/sit.c:1860)
[   89.818891][ T2280]  ops_init (net/core/net_namespace.c:137)
[   89.818993][ T2280]  setup_net (net/core/net_namespace.c:446)
[   89.819098][ T2280]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   89.819227][ T2280]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   89.819361][ T2280]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   89.819497][ T2280]  copy_net_ns (net/core/net_namespace.c:579)
[   89.819637][ T2280]  create_new_namespaces (kernel/nsproxy.c:132)
[   89.819769][ T2280]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   89.819901][ T2280]  ksys_unshare (kernel/fork.c:3243)
[   89.820038][ T2280]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   89.820169][ T2280]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   89.820300][ T2280]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   89.820439][ T2280]  ? __ia32_sys_open (fs/open.c:1374)
[   89.820579][ T2280]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   89.820710][ T2280]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   89.820842][ T2280]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   89.820977][ T2280]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   89.821109][ T2280]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   89.821241][ T2280]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   89.821409][ T2280] RIP: 0033:0x7ff7a3dc3bcb
[   89.821551][ T2280] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   89.822017][ T2280] RSP: 002b:00007fff37fc0d18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   89.822217][ T2280] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff7a3dc3bcb
[   89.822417][ T2280] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   89.822614][ T2280] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   89.822814][ T2280] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff37fc2f40
[   89.823018][ T2280] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff37fc386d
| [   89.827667][ T2280] ------------[ cut here ]------------
| [   89.827801][ T2280] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2280
| [   89.828059][ T2280] Modules linked in: vxlan
| [   89.828463][ T2280] Tainted: [W]=WARN
[   89.828569][ T2280] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   89.828732][ T2280] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   89.828901][ T2280] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   89.829382][ T2280] RSP: 0018:ffa00000045d7a78 EFLAGS: 00010286
[   89.829554][ T2280] RAX: 00000000ffffffa6 RBX: ff11000017763380 RCX: 1ff40000008baf15
[   89.829753][ T2280] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001776343c
[   89.829952][ T2280] RBP: ff11000016afc000 R08: 1fe2200002eec689 R09: ff1100001a4b2e80
[   89.830148][ T2280] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   89.830349][ T2280] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000016afc000
[   89.830552][ T2280] FS:  00007ff7a3b01840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   89.830948][ T2280] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   89.831113][ T2280] CR2: 00007ff7a3d08430 CR3: 000000001b53d003 CR4: 0000000000771ef0
[   89.831323][ T2280] PKRU: 55555554
[   89.831421][ T2280] Call Trace:
[   89.831523][ T2280]  <TASK>
[   89.831596][ T2280]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   89.831728][ T2280]  ? notifier_call_chain (kernel/notifier.c:85)
[   89.831860][ T2280]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   89.831963][ T2280]  register_netdevice (net/core/dev.c:11488)
[   89.832095][ T2280]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   89.832256][ T2280]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   89.832397][ T2280]  register_netdev (net/core/dev.c:11552)
[   89.832528][ T2280]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   89.832671][ T2280]  ops_init (net/core/net_namespace.c:137)
[   89.832776][ T2280]  setup_net (net/core/net_namespace.c:446)
[   89.832875][ T2280]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   89.833008][ T2280]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   89.833140][ T2280]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   89.833274][ T2280]  copy_net_ns (net/core/net_namespace.c:579)
[   89.833412][ T2280]  create_new_namespaces (kernel/nsproxy.c:132)
[   89.833551][ T2280]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   89.833684][ T2280]  ksys_unshare (kernel/fork.c:3243)
[   89.833813][ T2280]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   89.833946][ T2280]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   89.834078][ T2280]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   89.834212][ T2280]  ? __ia32_sys_open (fs/open.c:1374)
[   89.834351][ T2280]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   89.834482][ T2280]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   89.834619][ T2280]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   89.834751][ T2280]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   89.834880][ T2280]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   89.835013][ T2280]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   89.835176][ T2280] RIP: 0033:0x7ff7a3dc3bcb
[   89.835311][ T2280] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   89.835783][ T2280] RSP: 002b:00007fff37fc0d18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   89.835984][ T2280] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff7a3dc3bcb
[   89.836179][ T2280] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   89.836378][ T2280] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   89.836579][ T2280] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff37fc2f40
[   89.836774][ T2280] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff37fc386d
| [   89.875565][ T2281] ------------[ cut here ]------------
| [   89.875718][ T2281] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2281
| [   89.875981][ T2281] Modules linked in: vxlan
| [   89.876386][ T2281] Tainted: [W]=WARN
[   89.876485][ T2281] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   89.876656][ T2281] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   89.876831][ T2281] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   89.877293][ T2281] RSP: 0018:ffa0000004557020 EFLAGS: 00010286
[   89.877469][ T2281] RAX: 00000000ffffffa6 RBX: ff1100001689f000 RCX: 1ff40000008aadca
[   89.877668][ T2281] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001689f0bc
[   89.877859][ T2281] RBP: ff1100001ae81000 R08: 1fe2200002d13e19 R09: ff1100001a4b5158
[   89.878057][ T2281] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   89.878257][ T2281] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   89.878461][ T2281] FS:  00007ff0cba78840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   89.878693][ T2281] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   89.878856][ T2281] CR2: 000000000db8d988 CR3: 000000001b149004 CR4: 0000000000771ef0
[   89.879056][ T2281] PKRU: 55555554
[   89.879152][ T2281] Call Trace:
[   89.879249][ T2281]  <TASK>
[   89.879322][ T2281]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   89.879454][ T2281]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   89.879560][ T2281]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   89.879689][ T2281]  __dev_notify_flags (net/core/dev.c:9787)
[   89.879820][ T2281]  ? netif_change_name (net/core/dev.c:1495)
[   89.879953][ T2281]  ? __dev_change_flags (net/core/dev.c:9752)
[   89.880088][ T2281]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   89.880217][ T2281]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   89.880353][ T2281]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   89.880486][ T2281]  netif_change_flags (net/core/dev.c:9820)
[   89.880623][ T2281]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   89.880753][ T2281]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   89.880887][ T2281]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   89.881019][ T2281]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   89.881183][ T2281]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   89.881312][ T2281]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   89.881447][ T2281]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   89.881580][ T2281]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   89.881710][ T2281]  ? __kernel_text_address (kernel/extable.c:79)
[   89.881840][ T2281]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   89.881978][ T2281]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   89.882108][ T2281]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   89.882239][ T2281]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   89.882380][ T2281]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   89.882508][ T2281]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   89.882641][ T2281]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   89.882770][ T2281]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   89.882902][ T2281]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   89.883036][ T2281]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   89.883165][ T2281]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   89.883297][ T2281]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   89.883436][ T2281]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   89.883574][ T2281]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   89.883705][ T2281]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   89.883835][ T2281]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   89.883967][ T2281]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   89.884102][ T2281]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   89.884230][ T2281]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   89.884367][ T2281]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   89.884495][ T2281]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   89.884631][ T2281]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   89.884760][ T2281]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   89.884891][ T2281]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   89.885029][ T2281]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   89.885157][ T2281]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   89.885283][ T2281]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   89.885418][ T2281]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   89.885552][ T2281]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   89.885679][ T2281]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   89.885806][ T2281]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   89.885937][ T2281]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   89.886070][ T2281]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   89.886203][ T2281]  ? 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))
[   89.886338][ T2281]  ? 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))
[   89.886470][ T2281]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   89.886607][ T2281]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   89.886737][ T2281]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   89.886870][ T2281]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   89.887006][ T2281]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   89.887137][ T2281]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   89.887272][ T2281]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   89.887410][ T2281]  ? copy_msghdr_from_user (net/socket.c:2635)
[   89.887543][ T2281]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   89.887702][ T2281]  ? move_addr_to_kernel (net/socket.c:258)
[   89.887833][ T2281]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   89.887965][ T2281]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   89.888100][ T2281]  ___sys_sendmsg (net/socket.c:2752)
[   89.888228][ T2281]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   89.888393][ T2281]  ? copy_msghdr_from_user (net/socket.c:2603)
[   89.888541][ T2281]  __sys_sendmsg (net/socket.c:2784)
[   89.888673][ T2281]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   89.888803][ T2281]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   89.888971][ T2281]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   89.889102][ T2281]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   89.889231][ T2281]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   89.889365][ T2281]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   89.889495][ T2281]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   89.889635][ T2281]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   89.889795][ T2281] RIP: 0033:0x7ff0cbcb208e
[   89.889933][ T2281] 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
[   89.890400][ T2281] RSP: 002b:00007ffee4e1f9a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   89.890603][ T2281] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff0cbcb208e
[   89.890799][ T2281] RDX: 0000000000000000 RSI: 00007ffee4e1fa50 RDI: 0000000000000005
[   89.890992][ T2281] RBP: 00007ffee4e1f9b0 R08: 0000000000000000 R09: 0000000000000000
[   89.891183][ T2281] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d3
[   89.891379][ T2281] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffee4e20120
| [   90.145057][ T2289] ------------[ cut here ]------------
| [   90.145232][ T2289] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2289
| [   90.145508][ T2289] Modules linked in: vxlan
| [   90.145924][ T2289] Tainted: [W]=WARN
[   90.146025][ T2289] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   90.146192][ T2289] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   90.146370][ T2289] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   90.146881][ T2289] RSP: 0018:ffa0000004437a80 EFLAGS: 00010286
[   90.147051][ T2289] RAX: 00000000ffffffa6 RBX: ff11000017762200 RCX: 1ff4000000886f16
[   90.147250][ T2289] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000177622bc
[   90.147453][ T2289] RBP: ff1100001b079000 R08: 1fe2200002eec459 R09: ff1100001a4d5180
[   90.147672][ T2289] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   90.147868][ T2289] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001b079000
[   90.148070][ T2289] FS:  00007f491c594840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   90.148323][ T2289] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   90.148494][ T2289] CR2: 00005566d8c2c620 CR3: 0000000016f75003 CR4: 0000000000771ef0
[   90.148702][ T2289] PKRU: 55555554
[   90.148800][ T2289] Call Trace:
[   90.148898][ T2289]  <TASK>
[   90.148971][ T2289]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   90.149105][ T2289]  ? notifier_call_chain (kernel/notifier.c:85)
[   90.149239][ T2289]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   90.149347][ T2289]  register_netdevice (net/core/dev.c:11488)
[   90.149484][ T2289]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   90.149653][ T2289]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   90.149786][ T2289]  register_netdev (net/core/dev.c:11552)
[   90.149918][ T2289]  loopback_net_init (drivers/net/loopback.c:218)
[   90.150053][ T2289]  ops_init (net/core/net_namespace.c:137)
[   90.150155][ T2289]  setup_net (net/core/net_namespace.c:446)
[   90.150254][ T2289]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   90.150393][ T2289]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   90.150526][ T2289]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   90.150666][ T2289]  copy_net_ns (net/core/net_namespace.c:579)
[   90.150799][ T2289]  create_new_namespaces (kernel/nsproxy.c:132)
[   90.150933][ T2289]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   90.151067][ T2289]  ksys_unshare (kernel/fork.c:3243)
[   90.151198][ T2289]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   90.151341][ T2289]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   90.151472][ T2289]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   90.151611][ T2289]  ? __ia32_sys_open (fs/open.c:1374)
[   90.151744][ T2289]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   90.151875][ T2289]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   90.152010][ T2289]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   90.152142][ T2289]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   90.152279][ T2289]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   90.152419][ T2289]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   90.152594][ T2289] RIP: 0033:0x7f491c856bcb
[   90.152731][ T2289] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   90.153203][ T2289] RSP: 002b:00007ffe83cdcea8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   90.153407][ T2289] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f491c856bcb
[   90.153608][ T2289] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   90.153803][ T2289] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   90.154000][ T2289] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe83cdf0d0
[   90.154196][ T2289] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe83ce086d
| [   90.158408][ T2289] ------------[ cut here ]------------
| [   90.158557][ T2289] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2289
| [   90.158815][ T2289] Modules linked in: vxlan
| [   90.159217][ T2289] Tainted: [W]=WARN
[   90.159321][ T2289] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   90.159484][ T2289] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   90.159659][ T2289] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   90.160120][ T2289] RSP: 0018:ffa0000004437918 EFLAGS: 00010286
[   90.160285][ T2289] RAX: 00000000ffffffa6 RBX: ff11000005664740 RCX: 1ff4000000886ee9
[   90.160487][ T2289] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000056647fc
[   90.160689][ T2289] RBP: ff11000011dc9000 R08: 1fe2200000acc901 R09: ff1100001a4d5180
[   90.160882][ T2289] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   90.161078][ T2289] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011dc9000
[   90.161277][ T2289] FS:  00007f491c594840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   90.161512][ T2289] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   90.161684][ T2289] CR2: 00005566d8c2c620 CR3: 0000000016f75003 CR4: 0000000000771ef0
[   90.161879][ T2289] PKRU: 55555554
[   90.161981][ T2289] Call Trace:
[   90.162079][ T2289]  <TASK>
[   90.162147][ T2289]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   90.162279][ T2289]  ? notifier_call_chain (kernel/notifier.c:85)
[   90.162415][ T2289]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   90.162514][ T2289]  register_netdevice (net/core/dev.c:11488)
[   90.162654][ T2289]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   90.162816][ T2289]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   90.162952][ T2289]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   90.163084][ T2289]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   90.163214][ T2289]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   90.163352][ T2289]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   90.163482][ T2289]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   90.163620][ T2289]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[   90.163752][ T2289]  ops_init (net/core/net_namespace.c:137)
[   90.163852][ T2289]  setup_net (net/core/net_namespace.c:446)
[   90.163954][ T2289]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   90.164083][ T2289]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   90.164215][ T2289]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   90.164354][ T2289]  copy_net_ns (net/core/net_namespace.c:579)
[   90.164486][ T2289]  create_new_namespaces (kernel/nsproxy.c:132)
[   90.164626][ T2289]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   90.164757][ T2289]  ksys_unshare (kernel/fork.c:3243)
[   90.164888][ T2289]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   90.165023][ T2289]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   90.165152][ T2289]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   90.165283][ T2289]  ? __ia32_sys_open (fs/open.c:1374)
[   90.165419][ T2289]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   90.165551][ T2289]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   90.165680][ T2289]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   90.165816][ T2289]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   90.165950][ T2289]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   90.166082][ T2289]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   90.166249][ T2289] RIP: 0033:0x7f491c856bcb
[   90.166389][ T2289] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   90.166867][ T2289] RSP: 002b:00007ffe83cdcea8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   90.167071][ T2289] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f491c856bcb
[   90.167266][ T2289] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   90.167468][ T2289] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   90.167667][ T2289] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe83cdf0d0
[   90.167861][ T2289] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe83ce086d
| [   90.172216][ T2289] ------------[ cut here ]------------
| [   90.172359][ T2289] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2289
| [   90.172622][ T2289] Modules linked in: vxlan
| [   90.173018][ T2289] Tainted: [W]=WARN
[   90.173118][ T2289] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   90.173281][ T2289] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   90.173458][ T2289] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   90.173931][ T2289] RSP: 0018:ffa00000044378f8 EFLAGS: 00010286
[   90.174099][ T2289] RAX: 00000000ffffffa6 RBX: ff11000012a60580 RCX: 1ff4000000886ee5
[   90.174295][ T2289] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012a6063c
[   90.174503][ T2289] RBP: ff1100001b049000 R08: 1fe220000254c0c9 R09: ff1100001a4d5180
[   90.174703][ T2289] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   90.174896][ T2289] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001b049000
[   90.175102][ T2289] FS:  00007f491c594840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   90.175338][ T2289] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   90.175504][ T2289] CR2: 00005566d8c2c620 CR3: 0000000016f75003 CR4: 0000000000771ef0
[   90.175713][ T2289] PKRU: 55555554
[   90.175813][ T2289] Call Trace:
[   90.175910][ T2289]  <TASK>
[   90.175982][ T2289]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   90.176117][ T2289]  ? notifier_call_chain (kernel/notifier.c:85)
[   90.176250][ T2289]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   90.176357][ T2289]  register_netdevice (net/core/dev.c:11488)
[   90.176490][ T2289]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   90.176662][ T2289]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   90.176794][ T2289]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[   90.176928][ T2289]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[   90.177063][ T2289]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[   90.177196][ T2289]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[   90.177331][ T2289]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[   90.177466][ T2289]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   90.177606][ T2289]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   90.177739][ T2289]  vti_init_net (net/ipv4/ip_vti.c:517)
[   90.177877][ T2289]  ops_init (net/core/net_namespace.c:137)
[   90.177985][ T2289]  setup_net (net/core/net_namespace.c:446)
[   90.178086][ T2289]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   90.178216][ T2289]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   90.178352][ T2289]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   90.178486][ T2289]  copy_net_ns (net/core/net_namespace.c:579)
[   90.178626][ T2289]  create_new_namespaces (kernel/nsproxy.c:132)
[   90.178761][ T2289]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   90.178896][ T2289]  ksys_unshare (kernel/fork.c:3243)
[   90.179032][ T2289]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   90.179165][ T2289]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   90.179299][ T2289]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   90.179439][ T2289]  ? __ia32_sys_open (fs/open.c:1374)
[   90.179578][ T2289]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   90.179710][ T2289]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   90.179841][ T2289]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   90.179980][ T2289]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   90.180113][ T2289]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   90.180247][ T2289]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   90.180417][ T2289] RIP: 0033:0x7f491c856bcb
[   90.180560][ T2289] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   90.181036][ T2289] RSP: 002b:00007ffe83cdcea8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   90.181242][ T2289] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f491c856bcb
[   90.181443][ T2289] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   90.181644][ T2289] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   90.181843][ T2289] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe83cdf0d0
[   90.182041][ T2289] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe83ce086d
| [   90.186157][ T2289] ------------[ cut here ]------------
| [   90.186294][ T2289] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2289
| [   90.186567][ T2289] Modules linked in: vxlan
| [   90.186964][ T2289] Tainted: [W]=WARN
[   90.187063][ T2289] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   90.187225][ T2289] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   90.187399][ T2289] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   90.187869][ T2289] RSP: 0018:ffa0000004437a78 EFLAGS: 00010286
[   90.188036][ T2289] RAX: 00000000ffffffa6 RBX: ff11000013596900 RCX: 1ff4000000886f15
[   90.188230][ T2289] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000135969bc
[   90.188431][ T2289] RBP: ff11000019509000 R08: 1fe22000026b2d39 R09: ff1100001a4d5180
[   90.188632][ T2289] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   90.188834][ T2289] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000019509000
[   90.189032][ T2289] FS:  00007f491c594840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   90.189261][ T2289] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   90.189428][ T2289] CR2: 00005566d8c2c620 CR3: 0000000016f75003 CR4: 0000000000771ef0
[   90.189632][ T2289] PKRU: 55555554
[   90.189730][ T2289] Call Trace:
[   90.189826][ T2289]  <TASK>
[   90.189893][ T2289]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   90.190028][ T2289]  ? notifier_call_chain (kernel/notifier.c:85)
[   90.190159][ T2289]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   90.190260][ T2289]  register_netdevice (net/core/dev.c:11488)
[   90.190396][ T2289]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   90.190566][ T2289]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   90.190698][ T2289]  register_netdev (net/core/dev.c:11552)
[   90.190828][ T2289]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[   90.190963][ T2289]  ops_init (net/core/net_namespace.c:137)
[   90.191064][ T2289]  setup_net (net/core/net_namespace.c:446)
[   90.191162][ T2289]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   90.191292][ T2289]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   90.191427][ T2289]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   90.191566][ T2289]  copy_net_ns (net/core/net_namespace.c:579)
[   90.191698][ T2289]  create_new_namespaces (kernel/nsproxy.c:132)
[   90.191830][ T2289]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   90.191966][ T2289]  ksys_unshare (kernel/fork.c:3243)
[   90.192097][ T2289]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   90.192227][ T2289]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   90.192364][ T2289]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   90.192495][ T2289]  ? __ia32_sys_open (fs/open.c:1374)
[   90.192634][ T2289]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   90.192765][ T2289]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   90.192895][ T2289]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   90.193029][ T2289]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   90.193159][ T2289]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   90.193290][ T2289]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   90.193458][ T2289] RIP: 0033:0x7f491c856bcb
[   90.193599][ T2289] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   90.194069][ T2289] RSP: 002b:00007ffe83cdcea8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   90.194268][ T2289] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f491c856bcb
[   90.194469][ T2289] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   90.194668][ T2289] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   90.194862][ T2289] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe83cdf0d0
[   90.195059][ T2289] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe83ce086d
| [   90.199171][ T2289] ------------[ cut here ]------------
| [   90.199308][ T2289] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2289
| [   90.199583][ T2289] Modules linked in: vxlan
| [   90.200074][ T2289] Tainted: [W]=WARN
[   90.200175][ T2289] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   90.200343][ T2289] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   90.200610][ T2289] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   90.201178][ T2289] RSP: 0018:ffa0000004437a68 EFLAGS: 00010286
[   90.201349][ T2289] RAX: 00000000ffffffa6 RBX: ff11000013596580 RCX: 1ff4000000886f13
[   90.201548][ T2289] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001359663c
[   90.201834][ T2289] RBP: ff1100001ac14000 R08: 1fe22000026b2cc9 R09: ff1100001a4d5180
[   90.202031][ T2289] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   90.202224][ T2289] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001ac14000
[   90.202518][ T2289] FS:  00007f491c594840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   90.202753][ T2289] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   90.203009][ T2289] CR2: 00005566d8c2c620 CR3: 0000000016f75003 CR4: 0000000000771ef0
[   90.203209][ T2289] PKRU: 55555554
[   90.203307][ T2289] Call Trace:
[   90.203409][ T2289]  <TASK>
[   90.203477][ T2289]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   90.203698][ T2289]  ? notifier_call_chain (kernel/notifier.c:85)
[   90.203829][ T2289]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   90.203929][ T2289]  register_netdevice (net/core/dev.c:11488)
[   90.204066][ T2289]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   90.204323][ T2289]  register_netdev (net/core/dev.c:11552)
[   90.204457][ T2289]  sit_init_net (net/ipv6/sit.c:1860)
[   90.204596][ T2289]  ops_init (net/core/net_namespace.c:137)
[   90.204695][ T2289]  setup_net (net/core/net_namespace.c:446)
[   90.204883][ T2289]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   90.205014][ T2289]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   90.205143][ T2289]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   90.205276][ T2289]  copy_net_ns (net/core/net_namespace.c:579)
[   90.205500][ T2289]  create_new_namespaces (kernel/nsproxy.c:132)
[   90.205641][ T2289]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   90.205772][ T2289]  ksys_unshare (kernel/fork.c:3243)
[   90.205904][ T2289]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   90.206123][ T2289]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   90.206253][ T2289]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   90.206391][ T2289]  ? __ia32_sys_open (fs/open.c:1374)
[   90.206525][ T2289]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   90.206753][ T2289]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   90.206883][ T2289]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   90.207021][ T2289]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   90.207151][ T2289]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   90.207373][ T2289]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   90.207539][ T2289] RIP: 0033:0x7f491c856bcb
[   90.207678][ T2289] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   90.208250][ T2289] RSP: 002b:00007ffe83cdcea8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   90.208451][ T2289] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f491c856bcb
[   90.208740][ T2289] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   90.208931][ T2289] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   90.209149][ T2289] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe83cdf0d0
[   90.209434][ T2289] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe83ce086d
| [   90.215884][ T2289] ------------[ cut here ]------------
| [   90.216026][ T2289] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2289
| [   90.216279][ T2289] Modules linked in: vxlan
| [   90.216742][ T2289] Tainted: [W]=WARN
[   90.216840][ T2289] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   90.217008][ T2289] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   90.217179][ T2289] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   90.217710][ T2289] RSP: 0018:ffa0000004437a78 EFLAGS: 00010286
[   90.217876][ T2289] RAX: 00000000ffffffa6 RBX: ff110000141ab1c0 RCX: 1ff4000000886f15
[   90.218075][ T2289] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000141ab27c
[   90.218274][ T2289] RBP: ff1100001aa11000 R08: 1fe2200002835651 R09: ff1100001a4d5180
[   90.218529][ T2289] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   90.218730][ T2289] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001aa11000
[   90.218933][ T2289] FS:  00007f491c594840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   90.219164][ T2289] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   90.219383][ T2289] CR2: 00005566d8c2c620 CR3: 0000000016f75003 CR4: 0000000000771ef0
[   90.219586][ T2289] PKRU: 55555554
[   90.219683][ T2289] Call Trace:
[   90.219781][ T2289]  <TASK>
[   90.219848][ T2289]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   90.219984][ T2289]  ? notifier_call_chain (kernel/notifier.c:85)
[   90.220115][ T2289]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   90.220219][ T2289]  register_netdevice (net/core/dev.c:11488)
[   90.220407][ T2289]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   90.220575][ T2289]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   90.220715][ T2289]  register_netdev (net/core/dev.c:11552)
[   90.220845][ T2289]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[   90.220982][ T2289]  ops_init (net/core/net_namespace.c:137)
[   90.221083][ T2289]  setup_net (net/core/net_namespace.c:446)
[   90.221183][ T2289]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   90.221369][ T2289]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   90.221502][ T2289]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   90.221644][ T2289]  copy_net_ns (net/core/net_namespace.c:579)
[   90.221777][ T2289]  create_new_namespaces (kernel/nsproxy.c:132)
[   90.221910][ T2289]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   90.222046][ T2289]  ksys_unshare (kernel/fork.c:3243)
[   90.222179][ T2289]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   90.222311][ T2289]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   90.222499][ T2289]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[   90.222639][ T2289]  ? __ia32_sys_open (fs/open.c:1374)
[   90.222773][ T2289]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   90.222904][ T2289]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   90.223040][ T2289]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   90.223171][ T2289]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   90.223303][ T2289]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   90.223491][ T2289]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   90.223660][ T2289] RIP: 0033:0x7f491c856bcb
[   90.223798][ T2289] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   90.224268][ T2289] RSP: 002b:00007ffe83cdcea8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   90.224537][ T2289] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f491c856bcb
[   90.224736][ T2289] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   90.224931][ T2289] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   90.225130][ T2289] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe83cdf0d0
[   90.225380][ T2289] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe83ce086d
| [   90.274031][ T2290] ------------[ cut here ]------------
| [   90.274182][ T2290] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2290
| [   90.274524][ T2290] Modules linked in: vxlan
| [   90.274926][ T2290] Tainted: [W]=WARN
[   90.275027][ T2290] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   90.275193][ T2290] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   90.275368][ T2290] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   90.275835][ T2290] RSP: 0018:ffa00000045c7020 EFLAGS: 00010286
[   90.276001][ T2290] RAX: 00000000ffffffa6 RBX: ff110000141aba80 RCX: 1ff40000008b8dca
[   90.276194][ T2290] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000141abb3c
[   90.276393][ T2290] RBP: ff1100001b079000 R08: 1fe2200002835769 R09: ff1100001a4d2e58
[   90.276595][ T2290] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   90.276788][ T2290] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   90.276987][ T2290] FS:  00007f31cf7de840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   90.277213][ T2290] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   90.277380][ T2290] CR2: 0000000035d36988 CR3: 000000001acbd004 CR4: 0000000000771ef0
[   90.277579][ T2290] PKRU: 55555554
[   90.277676][ T2290] Call Trace:
[   90.277773][ T2290]  <TASK>
[   90.277841][ T2290]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   90.277978][ T2290]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   90.278077][ T2290]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   90.278212][ T2290]  __dev_notify_flags (net/core/dev.c:9787)
[   90.278348][ T2290]  ? netif_change_name (net/core/dev.c:1495)
[   90.278476][ T2290]  ? __dev_change_flags (net/core/dev.c:9752)
[   90.278612][ T2290]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   90.278741][ T2290]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   90.278872][ T2290]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   90.279007][ T2290]  netif_change_flags (net/core/dev.c:9820)
[   90.279138][ T2290]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   90.279269][ T2290]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   90.279407][ T2290]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   90.279544][ T2290]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   90.279708][ T2290]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   90.279837][ T2290]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   90.279969][ T2290]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   90.280103][ T2290]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   90.280235][ T2290]  ? __kernel_text_address (kernel/extable.c:79)
[   90.280372][ T2290]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   90.280502][ T2290]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   90.280640][ T2290]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   90.280769][ T2290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   90.280897][ T2290]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   90.281027][ T2290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   90.281155][ T2290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   90.281287][ T2290]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   90.281423][ T2290]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   90.281558][ T2290]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   90.281687][ T2290]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   90.281815][ T2290]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   90.281950][ T2290]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   90.282082][ T2290]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   90.282213][ T2290]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   90.282347][ T2290]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   90.282476][ T2290]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   90.282609][ T2290]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   90.282739][ T2290]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   90.282869][ T2290]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   90.283008][ T2290]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   90.283135][ T2290]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   90.283263][ T2290]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   90.283400][ T2290]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   90.283529][ T2290]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   90.283673][ T2290]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   90.283801][ T2290]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   90.283927][ T2290]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   90.284061][ T2290]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   90.284189][ T2290]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   90.284325][ T2290]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   90.284454][ T2290]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   90.284589][ T2290]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   90.284723][ T2290]  ? 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))
[   90.284850][ T2290]  ? 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))
[   90.284983][ T2290]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   90.285113][ T2290]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   90.285243][ T2290]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   90.285378][ T2290]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   90.285509][ T2290]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   90.285645][ T2290]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   90.285778][ T2290]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   90.285907][ T2290]  ? copy_msghdr_from_user (net/socket.c:2635)
[   90.286038][ T2290]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   90.286197][ T2290]  ? move_addr_to_kernel (net/socket.c:258)
[   90.286331][ T2290]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   90.286461][ T2290]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   90.286599][ T2290]  ___sys_sendmsg (net/socket.c:2752)
[   90.286730][ T2290]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   90.286889][ T2290]  ? copy_msghdr_from_user (net/socket.c:2603)
[   90.287030][ T2290]  __sys_sendmsg (net/socket.c:2784)
[   90.287159][ T2290]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   90.287286][ T2290]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   90.287456][ T2290]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   90.287592][ T2290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   90.287722][ T2290]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   90.287851][ T2290]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   90.287982][ T2290]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   90.288110][ T2290]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   90.288273][ T2290] RIP: 0033:0x7f31cfa1808e
[   90.288412][ T2290] 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
[   90.288875][ T2290] RSP: 002b:00007ffe8f7bcd80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   90.289074][ T2290] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f31cfa1808e
[   90.289279][ T2290] RDX: 0000000000000000 RSI: 00007ffe8f7bce30 RDI: 0000000000000005
[   90.289476][ T2290] RBP: 00007ffe8f7bcd90 R08: 0000000000000000 R09: 0000000000000000
[   90.289672][ T2290] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d3
[   90.289863][ T2290] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe8f7bd500
| [   90.386886][ T2293] ------------[ cut here ]------------
| [   90.387052][ T2293] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2293
| [   90.387330][ T2293] Modules linked in: vxlan
| [   90.387758][ T2293] Tainted: [W]=WARN
[   90.387863][ T2293] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   90.388040][ T2293] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   90.388219][ T2293] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   90.388877][ T2293] RSP: 0018:ffa00000046471b0 EFLAGS: 00010286
[   90.389047][ T2293] RAX: 00000000ffffffa6 RBX: ff110000137583c0 RCX: 1ff40000008c8dfc
[   90.389246][ T2293] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001375847c
[   90.389540][ T2293] RBP: ff1100001b25a000 R08: 1fe22000026eb091 R09: ff110000159bae80
[   90.389741][ T2293] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   90.389946][ T2293] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab720900
[   90.390151][ T2293] FS:  00007f1f31190840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   90.390464][ T2293] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   90.390637][ T2293] CR2: 00007f1f31389460 CR3: 0000000015b8f002 CR4: 0000000000771ef0
[   90.390837][ T2293] PKRU: 55555554
[   90.390936][ T2293] Call Trace:
[   90.391107][ T2293]  <TASK>
[   90.391179][ T2293]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   90.391416][ T2293]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   90.391518][ T2293]  __dev_notify_flags (net/core/dev.c:9787)
[   90.391659][ T2293]  ? netif_change_name (net/core/dev.c:1495)
[   90.391795][ T2293]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   90.391962][ T2293]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   90.392096][ T2293]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   90.392228][ T2293]  ? br_dev_newlink (net/bridge/br_netlink.c:1604)
[   90.392373][ T2293]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   90.392507][ T2293]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   90.392645][ T2293]  ? __dev_get_by_name (net/core/dev.c:883)
[   90.392779][ T2293]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   90.392916][ T2293]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   90.393060][ T2293]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   90.393195][ T2293]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   90.393332][ T2293]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   90.393464][ T2293]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   90.393606][ T2293]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   90.393738][ T2293]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   90.393876][ T2293]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   90.394012][ T2293]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   90.394146][ T2293]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   90.394278][ T2293]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   90.394416][ T2293]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   90.394555][ T2293]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   90.394690][ T2293]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   90.394822][ T2293]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   90.394957][ T2293]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   90.395090][ T2293]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   90.395227][ T2293]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   90.395371][ T2293]  ? 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))
[   90.395503][ T2293]  ? 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))
[   90.395642][ T2293]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   90.395776][ T2293]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   90.395910][ T2293]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   90.396047][ T2293]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   90.396183][ T2293]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   90.396324][ T2293]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   90.396459][ T2293]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   90.396599][ T2293]  ? copy_msghdr_from_user (net/socket.c:2635)
[   90.396731][ T2293]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   90.396898][ T2293]  ? move_addr_to_kernel (net/socket.c:258)
[   90.397040][ T2293]  ___sys_sendmsg (net/socket.c:2752)
[   90.397174][ T2293]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   90.397308][ T2293]  ? copy_msghdr_from_user (net/socket.c:2603)
[   90.397457][ T2293]  ? 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))
[   90.397599][ T2293]  __sys_sendmsg (net/socket.c:2784)
[   90.397732][ T2293]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   90.397868][ T2293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   90.398005][ T2293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   90.398138][ T2293]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   90.398274][ T2293]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   90.398415][ T2293]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   90.398556][ T2293]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   90.398721][ T2293] RIP: 0033:0x7f1f313ca08e
[   90.398860][ T2293] 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
[   90.399346][ T2293] RSP: 002b:00007ffc75349980 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   90.399554][ T2293] RAX: ffffffffffffffda RBX: 00007ffc7534a128 RCX: 00007f1f313ca08e
[   90.399754][ T2293] RDX: 0000000000000000 RSI: 00007ffc75349a30 RDI: 0000000000000005
[   90.399955][ T2293] RBP: 00007ffc75349990 R08: 0000000000000000 R09: 0000000000000000
[   90.400153][ T2293] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d3
[   90.400361][ T2293] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc7534a100
| [   90.436850][ T2294] ------------[ cut here ]------------
| [   90.437016][ T2294] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2294
| [   90.437286][ T2294] Modules linked in: vxlan
| [   90.437920][ T2294] Tainted: [W]=WARN
[   90.438022][ T2294] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   90.438188][ T2294] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   90.438370][ T2294] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   90.438848][ T2294] RSP: 0018:ffa0000004657020 EFLAGS: 00010286
[   90.439018][ T2294] RAX: 00000000ffffffa6 RBX: ff1100001345eac0 RCX: 1ff40000008cadca
[   90.439215][ T2294] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001345eb7c
[   90.439506][ T2294] RBP: ff1100001b25a000 R08: 1fe220000268bd71 R09: ff11000015e80b58
[   90.439704][ T2294] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   90.439899][ T2294] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   90.440098][ T2294] FS:  00007fd4be86d840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   90.440395][ T2294] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   90.440653][ T2294] CR2: 000000001d79b988 CR3: 000000001b117006 CR4: 0000000000771ef0
[   90.440850][ T2294] PKRU: 55555554
[   90.440956][ T2294] Call Trace:
[   90.441055][ T2294]  <TASK>
[   90.441123][ T2294]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   90.441256][ T2294]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   90.441475][ T2294]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   90.441580][ T2294]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   90.441709][ T2294]  __dev_notify_flags (net/core/dev.c:9787)
[   90.441841][ T2294]  ? netif_change_name (net/core/dev.c:1495)
[   90.441978][ T2294]  ? __dev_change_flags (net/core/dev.c:9752)
[   90.442110][ T2294]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   90.442242][ T2294]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   90.442440][ T2294]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   90.442581][ T2294]  netif_change_flags (net/core/dev.c:9820)
[   90.442713][ T2294]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   90.442844][ T2294]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   90.442984][ T2294]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   90.443118][ T2294]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   90.443281][ T2294]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   90.443466][ T2294]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   90.443605][ T2294]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   90.443735][ T2294]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   90.443875][ T2294]  ? __kernel_text_address (kernel/extable.c:79)
[   90.444012][ T2294]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   90.444145][ T2294]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   90.444276][ T2294]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   90.444464][ T2294]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   90.444603][ T2294]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   90.444732][ T2294]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   90.444862][ T2294]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   90.444997][ T2294]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   90.445130][ T2294]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   90.445261][ T2294]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   90.445447][ T2294]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   90.445583][ T2294]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   90.445717][ T2294]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   90.445850][ T2294]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   90.445986][ T2294]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   90.446118][ T2294]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   90.446248][ T2294]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   90.446427][ T2294]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   90.446563][ T2294]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   90.446696][ T2294]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   90.446825][ T2294]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   90.446956][ T2294]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   90.447087][ T2294]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   90.447219][ T2294]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   90.447355][ T2294]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   90.447486][ T2294]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   90.447622][ T2294]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   90.447756][ T2294]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   90.447887][ T2294]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   90.448024][ T2294]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   90.448159][ T2294]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   90.448289][ T2294]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   90.448425][ T2294]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   90.448566][ T2294]  ? 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))
[   90.448697][ T2294]  ? 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))
[   90.448830][ T2294]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   90.448965][ T2294]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   90.449098][ T2294]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   90.449228][ T2294]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   90.449363][ T2294]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   90.449496][ T2294]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   90.449637][ T2294]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   90.449771][ T2294]  ? copy_msghdr_from_user (net/socket.c:2635)
[   90.449902][ T2294]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   90.450066][ T2294]  ? move_addr_to_kernel (net/socket.c:258)
[   90.450200][ T2294]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   90.450341][ T2294]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   90.450474][ T2294]  ___sys_sendmsg (net/socket.c:2752)
[   90.450609][ T2294]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   90.450771][ T2294]  ? copy_msghdr_from_user (net/socket.c:2603)
[   90.450912][ T2294]  __sys_sendmsg (net/socket.c:2784)
[   90.451047][ T2294]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   90.451180][ T2294]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   90.451351][ T2294]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   90.451481][ T2294]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   90.451619][ T2294]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   90.451749][ T2294]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   90.451879][ T2294]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   90.452014][ T2294]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   90.452179][ T2294] RIP: 0033:0x7fd4beaa708e
[   90.452321][ T2294] 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
[   90.452793][ T2294] RSP: 002b:00007ffc88a781f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   90.452993][ T2294] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd4beaa708e
[   90.453190][ T2294] RDX: 0000000000000000 RSI: 00007ffc88a782a0 RDI: 0000000000000005
[   90.453391][ T2294] RBP: 00007ffc88a78200 R08: 0000000000000000 R09: 0000000000000000
[   90.453592][ T2294] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d3
[   90.453786][ T2294] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc88a78970
| [   90.493258][ T2295] ------------[ cut here ]------------
| [   90.493419][ T2295] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2295
| [   90.493698][ T2295] Modules linked in: vxlan
| [   90.494125][ T2295] Tainted: [W]=WARN
[   90.494227][ T2295] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   90.494401][ T2295] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   90.494582][ T2295] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   90.495068][ T2295] RSP: 0018:ffa0000004656e30 EFLAGS: 00010286
[   90.495240][ T2295] RAX: 00000000ffffffa6 RBX: ff11000002787540 RCX: 1ff40000008cad8c
[   90.495450][ T2295] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000027875fc
[   90.495656][ T2295] RBP: ff11000016c74000 R08: 1fe22000004f0ec1 R09: ff11000015e85180
[   90.495858][ T2295] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   90.496064][ T2295] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000014763c04
[   90.496266][ T2295] FS:  00007fc19ff99840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   90.496574][ T2295] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   90.496744][ T2295] CR2: 00007fc1a0300f6d CR3: 0000000013537004 CR4: 0000000000771ef0
[   90.496953][ T2295] PKRU: 55555554
[   90.497053][ T2295] Call Trace:
[   90.497154][ T2295]  <TASK>
[   90.497225][ T2295]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   90.497451][ T2295]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   90.497647][ T2295]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   90.497752][ T2295]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   90.497890][ T2295]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   90.498026][ T2295]  __dev_notify_flags (net/core/dev.c:9787)
[   90.498161][ T2295]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   90.498296][ T2295]  ? netif_change_name (net/core/dev.c:1495)
[   90.498491][ T2295]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   90.498637][ T2295]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   90.498772][ T2295]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   90.498907][ T2295]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   90.499048][ T2295]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   90.499184][ T2295]  veth_newlink (drivers/net/veth.c:1871)
[   90.499377][ T2295]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   90.499512][ T2295]  ? kasan_save_stack (mm/kasan/common.c:57)
[   90.499658][ T2295]  ? kasan_save_track (mm/kasan/common.c:78)
[   90.499792][ T2295]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   90.499947][ T2295]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   90.500085][ T2295]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   90.500223][ T2295]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   90.500421][ T2295]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   90.500565][ T2295]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   90.500705][ T2295]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   90.500842][ T2295]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   90.500979][ T2295]  ? __dev_get_by_name (net/core/dev.c:883)
[   90.501116][ T2295]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   90.501256][ T2295]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   90.501479][ T2295]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   90.501620][ T2295]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   90.501753][ T2295]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   90.501887][ T2295]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   90.502021][ T2295]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   90.502155][ T2295]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   90.502295][ T2295]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   90.502511][ T2295]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   90.502654][ T2295]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   90.502788][ T2295]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   90.502921][ T2295]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   90.503059][ T2295]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   90.503195][ T2295]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   90.503411][ T2295]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   90.503552][ T2295]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   90.503685][ T2295]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   90.503825][ T2295]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   90.503972][ T2295]  ? 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))
[   90.504106][ T2295]  ? 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))
[   90.504244][ T2295]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   90.504483][ T2295]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   90.504626][ T2295]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   90.504763][ T2295]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   90.504899][ T2295]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   90.505039][ T2295]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   90.505177][ T2295]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   90.505375][ T2295]  ? copy_msghdr_from_user (net/socket.c:2635)
[   90.505512][ T2295]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   90.505686][ T2295]  ? move_addr_to_kernel (net/socket.c:258)
[   90.505825][ T2295]  ___sys_sendmsg (net/socket.c:2752)
[   90.505961][ T2295]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   90.506095][ T2295]  ? copy_msghdr_from_user (net/socket.c:2603)
[   90.506238][ T2295]  ? 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))
[   90.506439][ T2295]  __sys_sendmsg (net/socket.c:2784)
[   90.506579][ T2295]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   90.506719][ T2295]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   90.506853][ T2295]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   90.506989][ T2295]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   90.507122][ T2295]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   90.507256][ T2295]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   90.507466][ T2295]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   90.507638][ T2295] RIP: 0033:0x7fc1a01d308e
[   90.507779][ T2295] 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
[   90.508260][ T2295] RSP: 002b:00007ffc4fed60d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   90.508471][ T2295] RAX: ffffffffffffffda RBX: 00007ffc4fed6868 RCX: 00007fc1a01d308e
[   90.508684][ T2295] RDX: 0000000000000000 RSI: 00007ffc4fed6180 RDI: 0000000000000005
[   90.508888][ T2295] RBP: 00007ffc4fed60e0 R08: 0000000000000000 R09: 0000000000000000
[   90.509097][ T2295] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d3
[   90.509303][ T2295] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc4fed6840
| [   90.517892][ T2295] ------------[ cut here ]------------
| [   90.518042][ T2295] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2295
| [   90.518306][ T2295] Modules linked in: vxlan
| [   90.518732][ T2295] Tainted: [W]=WARN
[   90.518832][ T2295] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   90.519003][ T2295] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   90.519178][ T2295] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   90.519667][ T2295] RSP: 0018:ffa00000046571b0 EFLAGS: 00010286
[   90.519836][ T2295] RAX: 00000000ffffffa6 RBX: ff11000014f9b540 RCX: 1ff40000008cadfc
[   90.520039][ T2295] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014f9b5fc
[   90.520244][ T2295] RBP: ff1100001a5b1000 R08: 1fe22000029f36c1 R09: ff11000015e85180
[   90.520449][ T2295] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   90.520659][ T2295] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab603b20
[   90.520857][ T2295] FS:  00007fc19ff99840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   90.521092][ T2295] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   90.521262][ T2295] CR2: 00007fc1a0300f6d CR3: 0000000013537004 CR4: 0000000000771ef0
[   90.521525][ T2295] PKRU: 55555554
[   90.521634][ T2295] Call Trace:
[   90.521733][ T2295]  <TASK>
[   90.521801][ T2295]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   90.521935][ T2295]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   90.522041][ T2295]  __dev_notify_flags (net/core/dev.c:9787)
[   90.522179][ T2295]  ? netif_change_name (net/core/dev.c:1495)
[   90.522314][ T2295]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   90.522503][ T2295]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   90.522642][ T2295]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   90.522776][ T2295]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   90.522910][ T2295]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   90.523048][ T2295]  ? __dev_get_by_name (net/core/dev.c:883)
[   90.523182][ T2295]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   90.523398][ T2295]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   90.523543][ T2295]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   90.523679][ T2295]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   90.523812][ T2295]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   90.523947][ T2295]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   90.524081][ T2295]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   90.524214][ T2295]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   90.524463][ T2295]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   90.524605][ T2295]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   90.524744][ T2295]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   90.524877][ T2295]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   90.525014][ T2295]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   90.525147][ T2295]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   90.525287][ T2295]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   90.525524][ T2295]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   90.525665][ T2295]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   90.525805][ T2295]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   90.525943][ T2295]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   90.526082][ T2295]  ? 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))
[   90.526214][ T2295]  ? 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))
[   90.526356][ T2295]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   90.526493][ T2295]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   90.526634][ T2295]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   90.526770][ T2295]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   90.526906][ T2295]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   90.527044][ T2295]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   90.527181][ T2295]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   90.527323][ T2295]  ? copy_msghdr_from_user (net/socket.c:2635)
[   90.527458][ T2295]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   90.527628][ T2295]  ? move_addr_to_kernel (net/socket.c:258)
[   90.527766][ T2295]  ___sys_sendmsg (net/socket.c:2752)
[   90.527898][ T2295]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   90.528034][ T2295]  ? copy_msghdr_from_user (net/socket.c:2603)
[   90.528176][ T2295]  ? 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))
[   90.528322][ T2295]  __sys_sendmsg (net/socket.c:2784)
[   90.528462][ T2295]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   90.528605][ T2295]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   90.528737][ T2295]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   90.528871][ T2295]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   90.529010][ T2295]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   90.529145][ T2295]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   90.529280][ T2295]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   90.529452][ T2295] RIP: 0033:0x7fc1a01d308e
[   90.529601][ T2295] 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
[   90.530075][ T2295] RSP: 002b:00007ffc4fed60d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   90.530279][ T2295] RAX: ffffffffffffffda RBX: 00007ffc4fed6868 RCX: 00007fc1a01d308e
[   90.530488][ T2295] RDX: 0000000000000000 RSI: 00007ffc4fed6180 RDI: 0000000000000005
[   90.530697][ T2295] RBP: 00007ffc4fed60e0 R08: 0000000000000000 R09: 0000000000000000
[   90.530895][ T2295] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d3
[   90.531096][ T2295] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc4fed6840
| [   90.566591][ T2296] ------------[ cut here ]------------
| [   90.566737][ T2296] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2296
| [   90.566990][ T2296] Modules linked in: vxlan
| [   90.567388][ T2296] Tainted: [W]=WARN
[   90.567489][ T2296] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   90.567652][ T2296] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   90.567818][ T2296] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   90.568272][ T2296] RSP: 0018:ffa0000004666ff8 EFLAGS: 00010286
[   90.568443][ T2296] RAX: 00000000ffffffa6 RBX: ff11000010b91e00 RCX: 1ff40000008ccdc5
[   90.568635][ T2296] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010b91ebc
[   90.568821][ T2296] RBP: ff1100001a5b1000 R08: 1fe22000021723d9 R09: ff11000015a60b58
[   90.569013][ T2296] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   90.569201][ T2296] R13: 0000000000000000 R14: ffa0000004667140 R15: ff11000015cf4750
[   90.569399][ T2296] FS:  00007f96cfd5a840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   90.569627][ T2296] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   90.569784][ T2296] CR2: 0000000038f08988 CR3: 000000001b302002 CR4: 0000000000771ef0
[   90.569977][ T2296] PKRU: 55555554
[   90.570079][ T2296] Call Trace:
[   90.570179][ T2296]  <TASK>
[   90.570251][ T2296]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   90.570388][ T2296]  __dev_change_net_namespace (net/core/dev.c:12635)
[   90.570552][ T2296]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   90.570677][ T2296]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   90.570806][ T2296]  ? default_device_exit_batch (net/core/dev.c:13091)
[   90.570966][ T2296]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   90.571090][ T2296]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   90.571216][ T2296]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   90.571350][ T2296]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   90.571478][ T2296]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   90.571607][ T2296]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   90.571733][ T2296]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   90.571860][ T2296]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   90.571995][ T2296]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   90.572153][ T2296]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   90.572277][ T2296]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   90.572409][ T2296]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   90.572540][ T2296]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   90.572666][ T2296]  ? __kernel_text_address (kernel/extable.c:79)
[   90.572794][ T2296]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   90.572922][ T2296]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   90.573047][ T2296]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   90.573173][ T2296]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   90.573298][ T2296]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   90.573490][ T2296]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   90.573621][ T2296]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   90.573746][ T2296]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   90.573875][ T2296]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   90.574003][ T2296]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   90.574130][ T2296]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   90.574255][ T2296]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   90.574388][ T2296]  ? nla_get_range_signed (lib/nlattr.c:270)
[   90.574516][ T2296]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   90.574651][ T2296]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   90.574781][ T2296]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   90.574907][ T2296]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   90.575059][ T2296]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   90.575190][ T2296]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   90.575322][ T2296]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   90.575451][ T2296]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   90.575583][ T2296]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   90.575706][ T2296]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   90.575833][ T2296]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   90.575962][ T2296]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   90.576087][ T2296]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   90.576214][ T2296]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   90.576345][ T2296]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   90.576471][ T2296]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   90.576604][ T2296]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   90.576728][ T2296]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   90.576855][ T2296]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   90.576982][ T2296]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   90.577113][ T2296]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   90.577242][ T2296]  ? 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))
[   90.577374][ T2296]  ? 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))
[   90.577503][ T2296]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   90.577638][ T2296]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   90.577765][ T2296]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   90.577890][ T2296]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   90.578017][ T2296]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   90.578144][ T2296]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   90.578271][ T2296]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   90.578403][ T2296]  ? copy_msghdr_from_user (net/socket.c:2635)
[   90.578529][ T2296]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   90.578690][ T2296]  ? move_addr_to_kernel (net/socket.c:258)
[   90.578817][ T2296]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   90.578945][ T2296]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   90.579155][ T2296]  ___sys_sendmsg (net/socket.c:2752)
[   90.579366][ T2296]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   90.579523][ T2296]  ? copy_msghdr_from_user (net/socket.c:2603)
[   90.579663][ T2296]  __sys_sendmsg (net/socket.c:2784)
[   90.579788][ T2296]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   90.579913][ T2296]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   90.580157][ T2296]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   90.580370][ T2296]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   90.580497][ T2296]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   90.580632][ T2296]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   90.580757][ T2296]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   90.580882][ T2296]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   90.581042][ T2296] RIP: 0033:0x7f96cff9408e
[   90.581176][ T2296] 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
[   90.581636][ T2296] RSP: 002b:00007ffd148deae0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   90.581826][ T2296] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f96cff9408e
[   90.582016][ T2296] RDX: 0000000000000000 RSI: 00007ffd148deb90 RDI: 0000000000000005
[   90.582206][ T2296] RBP: 00007ffd148deaf0 R08: 0000000000000000 R09: 0000000000000000
[   90.582492][ T2296] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d3
[   90.582686][ T2296] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd148df250
| [   90.585672][ T2296] ------------[ cut here ]------------
| [   90.585803][ T2296] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2296
| [   90.586059][ T2296] Modules linked in: vxlan
| [   90.586733][ T2296] Tainted: [W]=WARN
[   90.586830][ T2296] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   90.586993][ T2296] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   90.587159][ T2296] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   90.587624][ T2296] RSP: 0018:ffa0000004666fc0 EFLAGS: 00010286
[   90.587784][ T2296] RAX: 00000000ffffffa6 RBX: ff110000158bfe00 RCX: 1ff40000008ccdbe
[   90.587978][ T2296] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000158bfebc
[   90.588168][ T2296] RBP: ff1100001a5b1000 R08: 1fe2200002b17fd9 R09: ff11000015a60b58
[   90.588361][ T2296] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   90.588557][ T2296] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015cf4750
[   90.588746][ T2296] FS:  00007f96cfd5a840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   90.588973][ T2296] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   90.589132][ T2296] CR2: 0000000038f08988 CR3: 000000001b302002 CR4: 0000000000771ef0
[   90.589329][ T2296] PKRU: 55555554
[   90.589425][ T2296] Call Trace:
[   90.589519][ T2296]  <TASK>
[   90.589592][ T2296]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   90.589725][ T2296]  ? notifier_call_chain (kernel/notifier.c:85)
[   90.589856][ T2296]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   90.589955][ T2296]  __dev_change_net_namespace (net/core/dev.c:12695)
[   90.590113][ T2296]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   90.590240][ T2296]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   90.590377][ T2296]  ? default_device_exit_batch (net/core/dev.c:13091)
[   90.590539][ T2296]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   90.590672][ T2296]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   90.590798][ T2296]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   90.590926][ T2296]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   90.591063][ T2296]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   90.591191][ T2296]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   90.591322][ T2296]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   90.591452][ T2296]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   90.591592][ T2296]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   90.591750][ T2296]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   90.591876][ T2296]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   90.592005][ T2296]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   90.592131][ T2296]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   90.592259][ T2296]  ? __kernel_text_address (kernel/extable.c:79)
[   90.592396][ T2296]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   90.592526][ T2296]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   90.592657][ T2296]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   90.592783][ T2296]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   90.592908][ T2296]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   90.593036][ T2296]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   90.593163][ T2296]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   90.593289][ T2296]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   90.593424][ T2296]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   90.593557][ T2296]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   90.593682][ T2296]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   90.593811][ T2296]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   90.593936][ T2296]  ? nla_get_range_signed (lib/nlattr.c:270)
[   90.594069][ T2296]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   90.594198][ T2296]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   90.594331][ T2296]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   90.594458][ T2296]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   90.594590][ T2296]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   90.594716][ T2296]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   90.594841][ T2296]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   90.594974][ T2296]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   90.595100][ T2296]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   90.595224][ T2296]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   90.595359][ T2296]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   90.595489][ T2296]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   90.595620][ T2296]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   90.595748][ T2296]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   90.595877][ T2296]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   90.596006][ T2296]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   90.596138][ T2296]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   90.596266][ T2296]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   90.596402][ T2296]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   90.596535][ T2296]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   90.596664][ T2296]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   90.596795][ T2296]  ? 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))
[   90.596928][ T2296]  ? 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))
[   90.597061][ T2296]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   90.597189][ T2296]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   90.597321][ T2296]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   90.597455][ T2296]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   90.597589][ T2296]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   90.597720][ T2296]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   90.597850][ T2296]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   90.597982][ T2296]  ? copy_msghdr_from_user (net/socket.c:2635)
[   90.598114][ T2296]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   90.598272][ T2296]  ? move_addr_to_kernel (net/socket.c:258)
[   90.598489][ T2296]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   90.598629][ T2296]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   90.598759][ T2296]  ___sys_sendmsg (net/socket.c:2752)
[   90.598886][ T2296]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   90.599213][ T2296]  ? copy_msghdr_from_user (net/socket.c:2603)
[   90.599441][ T2296]  __sys_sendmsg (net/socket.c:2784)
[   90.599577][ T2296]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   90.599704][ T2296]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   90.599863][ T2296]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   90.599993][ T2296]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   90.600205][ T2296]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   90.600425][ T2296]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   90.600559][ T2296]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   90.600685][ T2296]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   90.600842][ T2296] RIP: 0033:0x7f96cff9408e
[   90.600978][ T2296] 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
[   90.601535][ T2296] RSP: 002b:00007ffd148deae0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   90.601729][ T2296] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f96cff9408e
[   90.601918][ T2296] RDX: 0000000000000000 RSI: 00007ffd148deb90 RDI: 0000000000000005
[   90.602109][ T2296] RBP: 00007ffd148deaf0 R08: 0000000000000000 R09: 0000000000000000
[   90.602312][ T2296] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d3
[   90.602507][ T2296] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd148df250
| [   90.655716][ T2297] ------------[ cut here ]------------
| [   90.655865][ T2297] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2297
| [   90.656120][ T2297] Modules linked in: vxlan
| [   90.656517][ T2297] Tainted: [W]=WARN
[   90.656645][ T2297] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   90.656801][ T2297] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   90.656969][ T2297] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   90.657429][ T2297] RSP: 0018:ffa00000043f6ff8 EFLAGS: 00010286
[   90.657597][ T2297] RAX: 00000000ffffffa6 RBX: ff11000013759700 RCX: 1ff400000087edc5
[   90.657791][ T2297] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137597bc
[   90.657983][ T2297] RBP: ff11000016c74000 R08: 1fe22000026eb2f9 R09: ff11000011f35158
[   90.658174][ T2297] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   90.658370][ T2297] R13: 0000000000000000 R14: ffa00000043f7140 R15: ff11000001f81fd0
[   90.658565][ T2297] FS:  00007f6ac662a840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   90.658782][ T2297] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   90.658940][ T2297] CR2: 000000001f4f3988 CR3: 000000001aec7002 CR4: 0000000000771ef0
[   90.659132][ T2297] PKRU: 55555554
[   90.659226][ T2297] Call Trace:
[   90.659330][ T2297]  <TASK>
[   90.659397][ T2297]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   90.659524][ T2297]  __dev_change_net_namespace (net/core/dev.c:12635)
[   90.659691][ T2297]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   90.659817][ T2297]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   90.659949][ T2297]  ? default_device_exit_batch (net/core/dev.c:13091)
[   90.660105][ T2297]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   90.660229][ T2297]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   90.660360][ T2297]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   90.660484][ T2297]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   90.660618][ T2297]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   90.660750][ T2297]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   90.660881][ T2297]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   90.661011][ T2297]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   90.661139][ T2297]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   90.661297][ T2297]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   90.661429][ T2297]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   90.661560][ T2297]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   90.661687][ T2297]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   90.661814][ T2297]  ? __kernel_text_address (kernel/extable.c:79)
[   90.661945][ T2297]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   90.662072][ T2297]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   90.662197][ T2297]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   90.662331][ T2297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   90.662458][ T2297]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   90.662592][ T2297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   90.662718][ T2297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   90.662842][ T2297]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   90.662971][ T2297]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   90.663097][ T2297]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   90.663223][ T2297]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   90.663356][ T2297]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   90.663480][ T2297]  ? nla_get_range_signed (lib/nlattr.c:270)
[   90.663618][ T2297]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   90.663747][ T2297]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   90.663874][ T2297]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   90.664003][ T2297]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   90.664128][ T2297]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   90.664252][ T2297]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   90.664382][ T2297]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   90.664511][ T2297]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   90.664647][ T2297]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   90.664773][ T2297]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   90.664897][ T2297]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   90.665028][ T2297]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   90.665154][ T2297]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   90.665277][ T2297]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   90.665409][ T2297]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   90.665541][ T2297]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   90.665670][ T2297]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   90.665795][ T2297]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   90.665921][ T2297]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   90.666051][ T2297]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   90.666178][ T2297]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   90.666310][ T2297]  ? 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))
[   90.666441][ T2297]  ? 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))
[   90.666578][ T2297]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   90.666705][ T2297]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   90.666831][ T2297]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   90.666959][ T2297]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   90.667086][ T2297]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   90.667215][ T2297]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   90.667349][ T2297]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   90.667479][ T2297]  ? copy_msghdr_from_user (net/socket.c:2635)
[   90.667609][ T2297]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   90.667765][ T2297]  ? move_addr_to_kernel (net/socket.c:258)
[   90.667892][ T2297]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   90.668019][ T2297]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   90.668146][ T2297]  ___sys_sendmsg (net/socket.c:2752)
[   90.668272][ T2297]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   90.668439][ T2297]  ? copy_msghdr_from_user (net/socket.c:2603)
[   90.668583][ T2297]  __sys_sendmsg (net/socket.c:2784)
[   90.668709][ T2297]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   90.668841][ T2297]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   90.669007][ T2297]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   90.669132][ T2297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   90.669260][ T2297]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   90.669392][ T2297]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   90.669516][ T2297]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   90.669649][ T2297]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   90.669803][ T2297] RIP: 0033:0x7f6ac686408e
[   90.669935][ T2297] 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
[   90.670396][ T2297] RSP: 002b:00007ffff2af4ee0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   90.670592][ T2297] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6ac686408e
[   90.670778][ T2297] RDX: 0000000000000000 RSI: 00007ffff2af4f90 RDI: 0000000000000005
[   90.670970][ T2297] RBP: 00007ffff2af4ef0 R08: 0000000000000000 R09: 0000000000000000
[   90.671159][ T2297] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d3
[   90.671350][ T2297] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff2af5650
| [   90.681379][ T2297] ------------[ cut here ]------------
| [   90.681522][ T2297] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2297
| [   90.681789][ T2297] Modules linked in: vxlan
| [   90.682187][ T2297] Tainted: [W]=WARN
[   90.682284][ T2297] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   90.682455][ T2297] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   90.682632][ T2297] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   90.683091][ T2297] RSP: 0018:ffa00000043f6fc0 EFLAGS: 00010286
[   90.683251][ T2297] RAX: 00000000ffffffa6 RBX: ff11000013597000 RCX: 1ff400000087edbe
[   90.683451][ T2297] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000135970bc
[   90.683654][ T2297] RBP: ff11000016c74000 R08: 1fe22000026b2e19 R09: ff11000011f35158
[   90.683848][ T2297] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   90.684045][ T2297] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000001f81fd0
[   90.684243][ T2297] FS:  00007f6ac662a840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   90.684475][ T2297] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   90.684645][ T2297] CR2: 000000001f4f3988 CR3: 000000001aec7002 CR4: 0000000000771ef0
[   90.684839][ T2297] PKRU: 55555554
[   90.684934][ T2297] Call Trace:
[   90.685035][ T2297]  <TASK>
[   90.685102][ T2297]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   90.685233][ T2297]  ? notifier_call_chain (kernel/notifier.c:85)
[   90.685372][ T2297]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   90.685472][ T2297]  __dev_change_net_namespace (net/core/dev.c:12695)
[   90.685643][ T2297]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   90.685771][ T2297]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   90.685902][ T2297]  ? default_device_exit_batch (net/core/dev.c:13091)
[   90.686064][ T2297]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   90.686191][ T2297]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   90.686324][ T2297]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   90.686455][ T2297]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   90.686592][ T2297]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   90.686722][ T2297]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   90.686851][ T2297]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   90.686985][ T2297]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   90.687117][ T2297]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   90.687278][ T2297]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   90.687412][ T2297]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   90.687546][ T2297]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   90.687679][ T2297]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   90.687809][ T2297]  ? __kernel_text_address (kernel/extable.c:79)
[   90.687939][ T2297]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   90.688072][ T2297]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   90.688199][ T2297]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   90.688334][ T2297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   90.688465][ T2297]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   90.688600][ T2297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   90.688730][ T2297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   90.688859][ T2297]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   90.688995][ T2297]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   90.689125][ T2297]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   90.689253][ T2297]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   90.689391][ T2297]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   90.689521][ T2297]  ? nla_get_range_signed (lib/nlattr.c:270)
[   90.689659][ T2297]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   90.689790][ T2297]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   90.689927][ T2297]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   90.690059][ T2297]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   90.690189][ T2297]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   90.690326][ T2297]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   90.690457][ T2297]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   90.690594][ T2297]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   90.690724][ T2297]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   90.690853][ T2297]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   90.690985][ T2297]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   90.691116][ T2297]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   90.691246][ T2297]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   90.691385][ T2297]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   90.691516][ T2297]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   90.691653][ T2297]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   90.691784][ T2297]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   90.691913][ T2297]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   90.692048][ T2297]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   90.692179][ T2297]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   90.692311][ T2297]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   90.692449][ T2297]  ? 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))
[   90.692587][ T2297]  ? 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))
[   90.692717][ T2297]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   90.692849][ T2297]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   90.692982][ T2297]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   90.693112][ T2297]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   90.693249][ T2297]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   90.693387][ T2297]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   90.693519][ T2297]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   90.693664][ T2297]  ? copy_msghdr_from_user (net/socket.c:2635)
[   90.693797][ T2297]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   90.693958][ T2297]  ? move_addr_to_kernel (net/socket.c:258)
[   90.694090][ T2297]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   90.694220][ T2297]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   90.694359][ T2297]  ___sys_sendmsg (net/socket.c:2752)
[   90.694488][ T2297]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   90.694654][ T2297]  ? copy_msghdr_from_user (net/socket.c:2603)
[   90.694796][ T2297]  __sys_sendmsg (net/socket.c:2784)
[   90.694926][ T2297]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   90.695058][ T2297]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   90.695222][ T2297]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   90.695370][ T2297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   90.695501][ T2297]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   90.695637][ T2297]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   90.695764][ T2297]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   90.695892][ T2297]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   90.696053][ T2297] RIP: 0033:0x7f6ac686408e
[   90.696189][ T2297] 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
[   90.696660][ T2297] RSP: 002b:00007ffff2af4ee0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   90.696852][ T2297] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6ac686408e
[   90.697047][ T2297] RDX: 0000000000000000 RSI: 00007ffff2af4f90 RDI: 0000000000000005
[   90.697241][ T2297] RBP: 00007ffff2af4ef0 R08: 0000000000000000 R09: 0000000000000000
[   90.697439][ T2297] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d3
[   90.697638][ T2297] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff2af5650
| [   90.746276][ T2302] ------------[ cut here ]------------
| [   90.746965][ T2302] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2302
| [   90.747288][ T2302] Modules linked in: vxlan
| [   90.747735][ T2302] Tainted: [W]=WARN
[   90.747832][ T2302] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   90.747997][ T2302] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   90.748167][ T2302] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   90.748643][ T2302] RSP: 0018:ffa0000004637020 EFLAGS: 00010286
[   90.748804][ T2302] RAX: 00000000ffffffa6 RBX: ff11000002786580 RCX: 1ff40000008c6dca
[   90.749004][ T2302] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278663c
[   90.749199][ T2302] RBP: ff1100001a5b1000 R08: 1fe22000004f0cc9 R09: ff11000015a62e58
[   90.749401][ T2302] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   90.749600][ T2302] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   90.749792][ T2302] FS:  00007fe1ef4b9840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   90.750017][ T2302] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   90.750183][ T2302] CR2: 000000002c3f5988 CR3: 00000000197ec002 CR4: 0000000000771ef0
[   90.750386][ T2302] PKRU: 55555554
[   90.750482][ T2302] Call Trace:
[   90.750585][ T2302]  <TASK>
[   90.750651][ T2302]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   90.750782][ T2302]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   90.750881][ T2302]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   90.751015][ T2302]  __dev_notify_flags (net/core/dev.c:9787)
[   90.751148][ T2302]  ? netif_change_name (net/core/dev.c:1495)
[   90.751281][ T2302]  ? __dev_change_flags (net/core/dev.c:9752)
[   90.751417][ T2302]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   90.751553][ T2302]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   90.751683][ T2302]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   90.751814][ T2302]  netif_change_flags (net/core/dev.c:9820)
[   90.751949][ T2302]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   90.752079][ T2302]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   90.752213][ T2302]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   90.752351][ T2302]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   90.752514][ T2302]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   90.752649][ T2302]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   90.752776][ T2302]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   90.752906][ T2302]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   90.753041][ T2302]  ? __kernel_text_address (kernel/extable.c:79)
[   90.753173][ T2302]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   90.753303][ T2302]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   90.753437][ T2302]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   90.753571][ T2302]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   90.753699][ T2302]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   90.753832][ T2302]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   90.753964][ T2302]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   90.754093][ T2302]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   90.754223][ T2302]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   90.754359][ T2302]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   90.754486][ T2302]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   90.754622][ T2302]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   90.754753][ T2302]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   90.754885][ T2302]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   90.755019][ T2302]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   90.755147][ T2302]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   90.755275][ T2302]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   90.755409][ T2302]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   90.755541][ T2302]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   90.755674][ T2302]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   90.755803][ T2302]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   90.755929][ T2302]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   90.756062][ T2302]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   90.756192][ T2302]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   90.756330][ T2302]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   90.756459][ T2302]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   90.756593][ T2302]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   90.756720][ T2302]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   90.756852][ T2302]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   90.756982][ T2302]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   90.757110][ T2302]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   90.757241][ T2302]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   90.757378][ T2302]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   90.757515][ T2302]  ? 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))
[   90.757650][ T2302]  ? 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))
[   90.757779][ T2302]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   90.757911][ T2302]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   90.758042][ T2302]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   90.758171][ T2302]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   90.758301][ T2302]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   90.758440][ T2302]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   90.758576][ T2302]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   90.758704][ T2302]  ? copy_msghdr_from_user (net/socket.c:2635)
[   90.758839][ T2302]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   90.759000][ T2302]  ? move_addr_to_kernel (net/socket.c:258)
[   90.759130][ T2302]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   90.759258][ T2302]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   90.759393][ T2302]  ___sys_sendmsg (net/socket.c:2752)
[   90.759520][ T2302]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   90.759685][ T2302]  ? copy_msghdr_from_user (net/socket.c:2603)
[   90.759825][ T2302]  __sys_sendmsg (net/socket.c:2784)
[   90.759954][ T2302]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   90.760082][ T2302]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   90.760247][ T2302]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   90.760384][ T2302]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   90.760515][ T2302]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   90.760651][ T2302]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   90.760780][ T2302]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   90.760910][ T2302]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   90.761077][ T2302] RIP: 0033:0x7fe1ef6f308e
[   90.761213][ T2302] 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
[   90.761680][ T2302] RSP: 002b:00007fff54ef4490 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   90.761876][ T2302] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe1ef6f308e
[   90.762070][ T2302] RDX: 0000000000000000 RSI: 00007fff54ef4540 RDI: 0000000000000005
[   90.762264][ T2302] RBP: 00007fff54ef44a0 R08: 0000000000000000 R09: 0000000000000000
[   90.762461][ T2302] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d3
[   90.762659][ T2302] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff54ef4c10
| [   90.818495][ T2306] ------------[ cut here ]------------
| [   90.818784][ T2306] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2306
| [   90.819268][ T2306] Modules linked in: vxlan
| [   90.820106][ T2306] Tainted: [W]=WARN
[   90.820360][ T2306] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   90.820697][ T2306] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   90.821033][ T2306] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   90.821876][ T2306] RSP: 0018:ffa00000045c7020 EFLAGS: 00010286
[   90.822203][ T2306] RAX: 00000000ffffffa6 RBX: ff11000012a60ac0 RCX: 1ff40000008b8dca
[   90.822609][ T2306] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012a60b7c
[   90.822985][ T2306] RBP: ff11000016c74000 R08: 1fe220000254c171 R09: ff110000116e2e58
[   90.823377][ T2306] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   90.823768][ T2306] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   90.824180][ T2306] FS:  00007f12dae0e840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   90.824653][ T2306] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   90.824974][ T2306] CR2: 00000000235d3988 CR3: 0000000004b62001 CR4: 0000000000771ef0
[   90.825347][ T2306] PKRU: 55555554
[   90.825578][ T2306] Call Trace:
[   90.825796][ T2306]  <TASK>
[   90.825962][ T2306]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   90.826275][ T2306]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   90.826523][ T2306]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   90.826802][ T2306]  __dev_notify_flags (net/core/dev.c:9787)
[   90.827073][ T2306]  ? netif_change_name (net/core/dev.c:1495)
[   90.827365][ T2306]  ? __dev_change_flags (net/core/dev.c:9752)
[   90.827678][ T2306]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   90.827953][ T2306]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   90.828226][ T2306]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   90.828522][ T2306]  netif_change_flags (net/core/dev.c:9820)
[   90.828803][ T2306]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   90.829064][ T2306]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   90.829359][ T2306]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   90.829642][ T2306]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   90.829970][ T2306]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   90.830242][ T2306]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   90.830541][ T2306]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   90.830811][ T2306]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   90.831090][ T2306]  ? __kernel_text_address (kernel/extable.c:79)
[   90.831379][ T2306]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   90.831698][ T2306]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   90.831970][ T2306]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   90.832244][ T2306]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   90.832557][ T2306]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   90.832826][ T2306]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   90.833082][ T2306]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   90.833375][ T2306]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   90.833660][ T2306]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   90.833936][ T2306]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   90.834209][ T2306]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   90.834547][ T2306]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   90.834828][ T2306]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   90.835104][ T2306]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   90.835398][ T2306]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   90.835682][ T2306]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   90.835955][ T2306]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   90.836228][ T2306]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   90.836562][ T2306]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   90.836848][ T2306]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   90.837100][ T2306]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   90.837394][ T2306]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   90.837678][ T2306]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   90.837959][ T2306]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   90.838238][ T2306]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   90.838577][ T2306]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   90.838854][ T2306]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   90.839125][ T2306]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   90.839424][ T2306]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   90.839710][ T2306]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   90.839987][ T2306]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   90.840260][ T2306]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   90.840573][ T2306]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   90.840856][ T2306]  ? 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))
[   90.841110][ T2306]  ? 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))
[   90.841407][ T2306]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   90.841695][ T2306]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   90.841968][ T2306]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   90.842250][ T2306]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   90.842553][ T2306]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   90.842829][ T2306]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   90.843105][ T2306]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   90.843400][ T2306]  ? copy_msghdr_from_user (net/socket.c:2635)
[   90.843717][ T2306]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   90.844041][ T2306]  ? move_addr_to_kernel (net/socket.c:258)
[   90.844339][ T2306]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   90.844626][ T2306]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   90.844902][ T2306]  ___sys_sendmsg (net/socket.c:2752)
[   90.845155][ T2306]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   90.845505][ T2306]  ? copy_msghdr_from_user (net/socket.c:2603)
[   90.845820][ T2306]  __sys_sendmsg (net/socket.c:2784)
[   90.846091][ T2306]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   90.846380][ T2306]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   90.846757][ T2306]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   90.847027][ T2306]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   90.847302][ T2306]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   90.847610][ T2306]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   90.847895][ T2306]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   90.848174][ T2306]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   90.848561][ T2306] RIP: 0033:0x7f12db04808e
[   90.849171][ T2306] 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
[   90.850206][ T2306] RSP: 002b:00007fff3f747620 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   90.850779][ T2306] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f12db04808e
[   90.851161][ T2306] RDX: 0000000000000000 RSI: 00007fff3f7476d0 RDI: 0000000000000005
[   90.851571][ T2306] RBP: 00007fff3f747630 R08: 0000000000000000 R09: 0000000000000000
[   90.852449][ T2306] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d4
[   90.852837][ T2306] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff3f747da0
| [   90.858130][   T38] ------------[ cut here ]------------
| [   90.858590][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/38
| [   90.859036][   T38] Modules linked in: vxlan
| [   90.859818][   T38] Tainted: [W]=WARN
[   90.860018][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   90.860342][   T38] Workqueue: events_unbound linkwatch_event
[   90.860661][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   90.861007][   T38] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   90.861780][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   90.862092][   T38] RAX: 00000000ffffffa6 RBX: ff11000012a61540 RCX: 1ff4000000055f02
[   90.862613][   T38] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012a615fc
[   90.862965][   T38] RBP: ff11000016c74000 R08: 1fe220000254c2c1 R09: ff11000001da2ea8
[   90.863471][   T38] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   90.863864][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   90.864247][   T38] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   90.864719][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   90.865015][   T38] CR2: 00000000235d3988 CR3: 0000000004b62001 CR4: 0000000000771ef0
[   90.865662][   T38] PKRU: 55555554
[   90.865870][   T38] Call Trace:
[   90.866068][   T38]  <TASK>
[   90.866227][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   90.866507][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   90.866771][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   90.866977][   T38]  netif_state_change (net/core/dev.c:1605)
[   90.867232][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   90.867560][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   90.867810][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   90.868103][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   90.868382][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   90.868640][   T38]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   90.868895][   T38]  process_one_work (kernel/workqueue.c:3314)
[   90.869138][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   90.869408][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   90.869681][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   90.869945][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   90.870199][   T38]  kthread (kernel/kthread.c:436)
[   90.870423][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   90.870734][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   90.871120][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   90.871394][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   90.871705][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   90.871966][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   90.872225][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   90.876183][   T38] ------------[ cut here ]------------
| [   90.877601][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/38
| [   90.878161][   T38] Modules linked in: vxlan
| [   90.879116][   T38] Tainted: [W]=WARN
[   90.879446][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   90.879850][   T38] Workqueue: events_unbound linkwatch_event
[   90.880244][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   90.880672][   T38] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   90.881516][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   90.881947][   T38] RAX: 00000000ffffffa6 RBX: ff11000012a60740 RCX: 1ff4000000055f02
[   90.882401][   T38] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012a607fc
[   90.882851][   T38] RBP: ff1100001a5b1000 R08: 1fe220000254c101 R09: ff11000001da2ea8
[   90.883299][   T38] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   90.883770][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   90.884211][   T38] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   90.884721][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   90.885102][   T38] CR2: 00000000235d3988 CR3: 000000000d14d002 CR4: 0000000000771ef0
[   90.885565][   T38] PKRU: 55555554
[   90.885850][   T38] Call Trace:
[   90.886140][   T38]  <TASK>
[   90.886404][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   90.886753][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   90.887097][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   90.887409][   T38]  netif_state_change (net/core/dev.c:1605)
[   90.887792][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   90.888181][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   90.888545][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   90.888885][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   90.889228][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   90.889611][   T38]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   90.889952][   T38]  process_one_work (kernel/workqueue.c:3314)
[   90.890302][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   90.890665][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   90.891014][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   90.891404][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   90.891757][   T38]  kthread (kernel/kthread.c:436)
[   90.892053][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   90.892459][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   90.892811][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   90.893134][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   90.893557][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   90.893902][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   90.894240][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   90.936856][ T2317] ------------[ cut here ]------------
| [   90.936994][ T2317] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2317
| [   90.937264][ T2317] Modules linked in: vxlan
| [   90.938026][ T2317] Tainted: [W]=WARN
[   90.938129][ T2317] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   90.938299][ T2317] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   90.938484][ T2317] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   90.938968][ T2317] RSP: 0018:ffa00000045c6ee0 EFLAGS: 00010286
[   90.939137][ T2317] RAX: 00000000ffffffa6 RBX: ff11000011e3d540 RCX: 1ff40000008b8da2
[   90.939347][ T2317] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e3d5fc
[   90.939555][ T2317] RBP: ff1100001a5b1000 R08: 1fe22000023c7ac1 R09: ff1100001b4cae58
[   90.939754][ T2317] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   90.939954][ T2317] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   90.940155][ T2317] FS:  00007fa138f2b840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   90.940398][ T2317] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   90.940575][ T2317] CR2: 000000003f604988 CR3: 0000000004b62002 CR4: 0000000000771ef0
[   90.940776][ T2317] PKRU: 55555554
[   90.940879][ T2317] Call Trace:
[   90.940984][ T2317]  <TASK>
[   90.941054][ T2317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   90.941189][ T2317]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   90.941328][ T2317]  notifier_call_chain (kernel/notifier.c:85)
[   90.941467][ T2317]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   90.941605][ T2317]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   90.941738][ T2317]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   90.941870][ T2317]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   90.942011][ T2317]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[   90.942149][ T2317]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[   90.942280][ T2317]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   90.942426][ T2317]  ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:45)
[   90.942569][ T2317]  ? netdev_rx_handler_register (net/core/dev.c:5900)
[   90.942702][ T2317]  br_add_if (net/bridge/br_if.c:619)
[   90.942808][ T2317]  do_set_master (net/core/rtnetlink.c:3011)
[   90.942944][ T2317]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   90.943083][ T2317]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   90.943219][ T2317]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   90.943362][ T2317]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   90.943537][ T2317]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   90.943672][ T2317]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   90.943807][ T2317]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   90.943943][ T2317]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   90.944079][ T2317]  ? __kernel_text_address (kernel/extable.c:79)
[   90.944213][ T2317]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   90.944355][ T2317]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   90.944488][ T2317]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   90.944629][ T2317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   90.944762][ T2317]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   90.944895][ T2317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   90.945031][ T2317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   90.945166][ T2317]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   90.945302][ T2317]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   90.945442][ T2317]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   90.945578][ T2317]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   90.945714][ T2317]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   90.945851][ T2317]  ? nla_get_range_signed (lib/nlattr.c:270)
[   90.945989][ T2317]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   90.946132][ T2317]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   90.946267][ T2317]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   90.946407][ T2317]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   90.946546][ T2317]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   90.946680][ T2317]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   90.946814][ T2317]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   90.946954][ T2317]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   90.947086][ T2317]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   90.947218][ T2317]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   90.947356][ T2317]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   90.947489][ T2317]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   90.947637][ T2317]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   90.947770][ T2317]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   90.947902][ T2317]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   90.948043][ T2317]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   90.948183][ T2317]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   90.948322][ T2317]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   90.948458][ T2317]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   90.948599][ T2317]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   90.948732][ T2317]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   90.948870][ T2317]  ? 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))
[   90.949010][ T2317]  ? 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))
[   90.949145][ T2317]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   90.949279][ T2317]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   90.949420][ T2317]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   90.949562][ T2317]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   90.949698][ T2317]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   90.949834][ T2317]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   90.949970][ T2317]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   90.950103][ T2317]  ? copy_msghdr_from_user (net/socket.c:2635)
[   90.950251][ T2317]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   90.950426][ T2317]  ? move_addr_to_kernel (net/socket.c:258)
[   90.950566][ T2317]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   90.950699][ T2317]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   90.950833][ T2317]  ___sys_sendmsg (net/socket.c:2752)
[   90.950967][ T2317]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   90.951134][ T2317]  ? copy_msghdr_from_user (net/socket.c:2603)
[   90.951282][ T2317]  __sys_sendmsg (net/socket.c:2784)
[   90.951426][ T2317]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   90.951567][ T2317]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   90.951744][ T2317]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   90.951877][ T2317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   90.952016][ T2317]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   90.952148][ T2317]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   90.952282][ T2317]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   90.952421][ T2317]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   90.952608][ T2317] RIP: 0033:0x7fa13916508e
[   90.952751][ T2317] 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
[   90.953231][ T2317] RSP: 002b:00007ffeed89e800 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   90.953452][ T2317] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa13916508e
[   90.953659][ T2317] RDX: 0000000000000000 RSI: 00007ffeed89e8b0 RDI: 0000000000000005
[   90.953858][ T2317] RBP: 00007ffeed89e810 R08: 0000000000000000 R09: 0000000000000000
[   90.954058][ T2317] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d4
[   90.954256][ T2317] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeed89ef80
| [   90.955980][ T2317] ------------[ cut here ]------------
| [   90.956117][ T2317] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2317
| [   90.956397][ T2317] Modules linked in: vxlan
| [   90.956832][ T2317] Tainted: [W]=WARN
[   90.956937][ T2317] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   90.957115][ T2317] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   90.957295][ T2317] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   90.957806][ T2317] RSP: 0018:ffa00000045c6ea0 EFLAGS: 00010286
[   90.957987][ T2317] RAX: 00000000ffffffa6 RBX: ff11000011e3c580 RCX: 1ff40000008b8d9a
[   90.958194][ T2317] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e3c63c
[   90.958407][ T2317] RBP: ff1100001a5b1000 R08: 1fe22000023c78c9 R09: ff1100001b4cae58
[   90.958623][ T2317] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[   90.958835][ T2317] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000017479008
[   90.959047][ T2317] FS:  00007fa138f2b840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   90.959291][ T2317] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   90.959472][ T2317] CR2: 000000003f604988 CR3: 0000000004b62002 CR4: 0000000000771ef0
[   90.959687][ T2317] PKRU: 55555554
[   90.959791][ T2317] Call Trace:
[   90.959895][ T2317]  <TASK>
[   90.959971][ T2317]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   90.960117][ T2317]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   90.960257][ T2317]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   90.960368][ T2317]  __dev_notify_flags (net/core/dev.c:9787)
[   90.960511][ T2317]  ? netdev_notice (net/core/dev.c:13008)
[   90.960656][ T2317]  ? netif_change_name (net/core/dev.c:1495)
[   90.960796][ T2317]  ? dev_get_min_mp_channel_count (./include/net/netdev_lock.h:30 (discriminator 1))
[   90.960975][ T2317]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   90.961116][ T2317]  __dev_set_promiscuity (net/core/dev.c:9630)
[   90.961257][ T2317]  netif_set_promiscuity (net/core/dev.c:9639)
[   90.961407][ T2317]  dev_set_promiscuity (net/core/dev_api.c:288)
[   90.961550][ T2317]  br_port_set_promisc (net/bridge/br_if.c:108)
[   90.961690][ T2317]  br_manage_promisc (net/bridge/br_if.c:174)
[   90.961830][ T2317]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   90.961978][ T2317]  br_add_if (net/bridge/br_if.c:242 net/bridge/br_if.c:627)
[   90.962087][ T2317]  do_set_master (net/core/rtnetlink.c:3011)
[   90.962227][ T2317]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   90.962383][ T2317]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   90.962527][ T2317]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   90.962675][ T2317]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   90.962858][ T2317]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   90.963005][ T2317]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   90.963146][ T2317]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   90.963286][ T2317]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   90.963431][ T2317]  ? __kernel_text_address (kernel/extable.c:79)
[   90.963578][ T2317]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   90.963721][ T2317]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   90.963861][ T2317]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   90.964005][ T2317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   90.964145][ T2317]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   90.964285][ T2317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   90.964431][ T2317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   90.964595][ T2317]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   90.964737][ T2317]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   90.964875][ T2317]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   90.965017][ T2317]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   90.965157][ T2317]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   90.965294][ T2317]  ? nla_get_range_signed (lib/nlattr.c:270)
[   90.965445][ T2317]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   90.965593][ T2317]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   90.965733][ T2317]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   90.965873][ T2317]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   90.966015][ T2317]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   90.966153][ T2317]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   90.966289][ T2317]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   90.966440][ T2317]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   90.966585][ T2317]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   90.966724][ T2317]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   90.966869][ T2317]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   90.967012][ T2317]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   90.967150][ T2317]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   90.967294][ T2317]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   90.967437][ T2317]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   90.967580][ T2317]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   90.967725][ T2317]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   90.967864][ T2317]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   90.968007][ T2317]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   90.968144][ T2317]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   90.968283][ T2317]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   90.968430][ T2317]  ? 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))
[   90.968575][ T2317]  ? 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))
[   90.968718][ T2317]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   90.968862][ T2317]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   90.969003][ T2317]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   90.969141][ T2317]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   90.969281][ T2317]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   90.969424][ T2317]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   90.969569][ T2317]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   90.969709][ T2317]  ? copy_msghdr_from_user (net/socket.c:2635)
[   90.969848][ T2317]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   90.970021][ T2317]  ? move_addr_to_kernel (net/socket.c:258)
[   90.970161][ T2317]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   90.970299][ T2317]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   90.970444][ T2317]  ___sys_sendmsg (net/socket.c:2752)
[   90.970588][ T2317]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   90.970761][ T2317]  ? copy_msghdr_from_user (net/socket.c:2603)
[   90.970911][ T2317]  __sys_sendmsg (net/socket.c:2784)
[   90.971056][ T2317]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   90.971194][ T2317]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   90.971378][ T2317]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   90.971517][ T2317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   90.971665][ T2317]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   90.971806][ T2317]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   90.971948][ T2317]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   90.972086][ T2317]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   90.972262][ T2317] RIP: 0033:0x7fa13916508e
[   90.972411][ T2317] 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
[   90.972911][ T2317] RSP: 002b:00007ffeed89e800 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   90.973122][ T2317] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa13916508e
[   90.973331][ T2317] RDX: 0000000000000000 RSI: 00007ffeed89e8b0 RDI: 0000000000000005
[   90.973544][ T2317] RBP: 00007ffeed89e810 R08: 0000000000000000 R09: 0000000000000000
[   90.973759][ T2317] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d4
[   90.973968][ T2317] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeed89ef80
| [   90.976270][ T2317] ------------[ cut here ]------------
| [   90.976423][ T2317] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2317
| [   90.976691][ T2317] Modules linked in: vxlan
| [   90.977092][ T2317] Tainted: [W]=WARN
[   90.977191][ T2317] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   90.977374][ T2317] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   90.977550][ T2317] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   90.978018][ T2317] RSP: 0018:ffa00000045c7000 EFLAGS: 00010286
[   90.978180][ T2317] RAX: 00000000ffffffa6 RBX: ff110000129c9e00 RCX: 1ff40000008b8dc6
[   90.978381][ T2317] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129c9ebc
[   90.978581][ T2317] RBP: ff1100001b25a000 R08: 1fe22000025393d9 R09: ff1100001b4cae58
[   90.978776][ T2317] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   90.978971][ T2317] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   90.979172][ T2317] FS:  00007fa138f2b840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   90.979409][ T2317] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   90.979577][ T2317] CR2: 000000003f604988 CR3: 0000000004b62002 CR4: 0000000000771ef0
[   90.979775][ T2317] PKRU: 55555554
[   90.979873][ T2317] Call Trace:
[   90.979974][ T2317]  <TASK>
[   90.980041][ T2317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   90.980172][ T2317]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   90.980308][ T2317]  notifier_call_chain (kernel/notifier.c:85)
[   90.980446][ T2317]  call_netdevice_notifiers (net/core/dev.c:2287 net/core/dev.c:2301)
[   90.980584][ T2317]  ? __dev_open (./include/net/netdev_lock.h:33)
[   90.980717][ T2317]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[   90.980849][ T2317]  br_add_if (net/bridge/br_if.c:679)
[   90.980956][ T2317]  do_set_master (net/core/rtnetlink.c:3011)
[   90.981086][ T2317]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   90.981218][ T2317]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   90.981355][ T2317]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   90.981492][ T2317]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   90.981666][ T2317]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   90.981797][ T2317]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   90.981927][ T2317]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   90.982063][ T2317]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   90.982194][ T2317]  ? __kernel_text_address (kernel/extable.c:79)
[   90.982329][ T2317]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   90.982462][ T2317]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   90.982601][ T2317]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   90.982731][ T2317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   90.982861][ T2317]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   90.982994][ T2317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   90.983125][ T2317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   90.983256][ T2317]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   90.983391][ T2317]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   90.983525][ T2317]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   90.983663][ T2317]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   90.983793][ T2317]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   90.983922][ T2317]  ? nla_get_range_signed (lib/nlattr.c:270)
[   90.984057][ T2317]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   90.984195][ T2317]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   90.984331][ T2317]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   90.984459][ T2317]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   90.984596][ T2317]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   90.984730][ T2317]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   90.984857][ T2317]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   90.984995][ T2317]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   90.985123][ T2317]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   90.985252][ T2317]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   90.985387][ T2317]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   90.985519][ T2317]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   90.985657][ T2317]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   90.985788][ T2317]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   90.985917][ T2317]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   90.986052][ T2317]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   90.986184][ T2317]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   90.986314][ T2317]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   90.986450][ T2317]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   90.986586][ T2317]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   90.986717][ T2317]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   90.986851][ T2317]  ? 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))
[   90.986984][ T2317]  ? 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))
[   90.987117][ T2317]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   90.987250][ T2317]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   90.987385][ T2317]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   90.987518][ T2317]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   90.987657][ T2317]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   90.987789][ T2317]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   90.987926][ T2317]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   90.988059][ T2317]  ? copy_msghdr_from_user (net/socket.c:2635)
[   90.988188][ T2317]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   90.988354][ T2317]  ? move_addr_to_kernel (net/socket.c:258)
[   90.988486][ T2317]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   90.988623][ T2317]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   90.988755][ T2317]  ___sys_sendmsg (net/socket.c:2752)
[   90.988883][ T2317]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   90.989049][ T2317]  ? copy_msghdr_from_user (net/socket.c:2603)
[   90.989192][ T2317]  __sys_sendmsg (net/socket.c:2784)
[   90.989327][ T2317]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   90.989458][ T2317]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   90.989628][ T2317]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   90.989757][ T2317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   90.989893][ T2317]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   90.990027][ T2317]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   90.990157][ T2317]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   90.990286][ T2317]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   90.990456][ T2317] RIP: 0033:0x7fa13916508e
[   90.990595][ T2317] 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
[   90.991062][ T2317] RSP: 002b:00007ffeed89e800 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   90.991259][ T2317] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa13916508e
[   90.991458][ T2317] RDX: 0000000000000000 RSI: 00007ffeed89e8b0 RDI: 0000000000000005
[   90.991665][ T2317] RBP: 00007ffeed89e810 R08: 0000000000000000 R09: 0000000000000000
[   90.991859][ T2317] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d4
[   90.992061][ T2317] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeed89ef80
| [   90.993675][ T2317] ------------[ cut here ]------------
| [   90.993802][ T2317] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2317
| [   90.994057][ T2317] Modules linked in: vxlan
| [   90.994455][ T2317] Tainted: [W]=WARN
[   90.994560][ T2317] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   90.994721][ T2317] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   90.994888][ T2317] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   90.995361][ T2317] RSP: 0018:ffa00000045c6f78 EFLAGS: 00010286
[   90.995522][ T2317] RAX: 00000000ffffffa6 RBX: ff11000005a15000 RCX: 1ff40000008b8db5
[   90.995719][ T2317] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005a150bc
[   90.995911][ T2317] RBP: ff1100001b25a000 R08: 1fe2200000b42a19 R09: ff1100001b4cae58
[   90.996108][ T2317] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   90.996301][ T2317] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[   90.996500][ T2317] FS:  00007fa138f2b840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   90.996733][ T2317] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   90.996897][ T2317] CR2: 000000003f604988 CR3: 0000000004b62002 CR4: 0000000000771ef0
[   90.997101][ T2317] PKRU: 55555554
[   90.997197][ T2317] Call Trace:
[   90.997293][ T2317]  <TASK>
[   90.997364][ T2317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   90.997494][ T2317]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   90.997633][ T2317]  notifier_call_chain (kernel/notifier.c:85)
[   90.997765][ T2317]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[   90.997934][ T2317]  ? netdev_change_features (net/core/dev.c:11117)
[   90.998071][ T2317]  ? br_opt_toggle (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:767 net/bridge/br.c:391)
[   90.998205][ T2317]  br_add_if (net/bridge/br_if.c:683)
[   90.998309][ T2317]  do_set_master (net/core/rtnetlink.c:3011)
[   90.998445][ T2317]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   90.998582][ T2317]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   90.998715][ T2317]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   90.998853][ T2317]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   90.999017][ T2317]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   90.999149][ T2317]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   90.999284][ T2317]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   90.999421][ T2317]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   90.999558][ T2317]  ? __kernel_text_address (kernel/extable.c:79)
[   90.999692][ T2317]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   90.999825][ T2317]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   90.999961][ T2317]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   91.000092][ T2317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.000222][ T2317]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   91.000357][ T2317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.000487][ T2317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.000624][ T2317]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   91.000758][ T2317]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   91.000887][ T2317]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   91.001023][ T2317]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   91.001156][ T2317]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   91.001287][ T2317]  ? nla_get_range_signed (lib/nlattr.c:270)
[   91.001426][ T2317]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   91.001572][ T2317]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   91.001705][ T2317]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   91.001837][ T2317]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   91.001970][ T2317]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   91.002100][ T2317]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   91.002237][ T2317]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   91.002375][ T2317]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   91.002504][ T2317]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   91.002637][ T2317]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   91.002769][ T2317]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   91.002900][ T2317]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   91.003034][ T2317]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   91.003163][ T2317]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   91.003293][ T2317]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   91.003428][ T2317]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   91.003570][ T2317]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   91.003699][ T2317]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   91.003832][ T2317]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   91.003966][ T2317]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   91.004097][ T2317]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   91.004232][ T2317]  ? 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))
[   91.004372][ T2317]  ? 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))
[   91.004509][ T2317]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   91.004646][ T2317]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   91.004778][ T2317]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   91.004911][ T2317]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   91.005045][ T2317]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   91.005179][ T2317]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   91.005312][ T2317]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   91.005448][ T2317]  ? copy_msghdr_from_user (net/socket.c:2635)
[   91.005583][ T2317]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   91.005744][ T2317]  ? move_addr_to_kernel (net/socket.c:258)
[   91.005877][ T2317]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   91.006010][ T2317]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   91.006142][ T2317]  ___sys_sendmsg (net/socket.c:2752)
[   91.006272][ T2317]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   91.006441][ T2317]  ? copy_msghdr_from_user (net/socket.c:2603)
[   91.006589][ T2317]  __sys_sendmsg (net/socket.c:2784)
[   91.006721][ T2317]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   91.006853][ T2317]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   91.007019][ T2317]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   91.007150][ T2317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.007280][ T2317]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   91.007417][ T2317]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   91.007559][ T2317]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   91.007689][ T2317]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   91.007856][ T2317] RIP: 0033:0x7fa13916508e
[   91.007992][ T2317] 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
[   91.008464][ T2317] RSP: 002b:00007ffeed89e800 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   91.008665][ T2317] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa13916508e
[   91.008861][ T2317] RDX: 0000000000000000 RSI: 00007ffeed89e8b0 RDI: 0000000000000005
[   91.009065][ T2317] RBP: 00007ffeed89e810 R08: 0000000000000000 R09: 0000000000000000
[   91.009259][ T2317] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d4
[   91.009456][ T2317] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeed89ef80
| [   91.304266][ T2347] ------------[ cut here ]------------
| [   91.305132][ T2347] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2347
| [   91.305497][ T2347] Modules linked in: vxlan
| [   91.305932][ T2347] Tainted: [W]=WARN
[   91.306040][ T2347] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   91.306215][ T2347] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   91.306459][ T2347] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   91.307001][ T2347] RSP: 0018:ffa0000004797090 EFLAGS: 00010286
[   91.307178][ T2347] RAX: 00000000ffffffa6 RBX: ff11000002786900 RCX: 1ff40000008f2dd8
[   91.307389][ T2347] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000027869bc
[   91.307598][ T2347] RBP: ff11000016c74000 R08: 1fe22000004f0d39 R09: ff1100001b178b80
[   91.307805][ T2347] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   91.308013][ T2347] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   91.308222][ T2347] FS:  00007f4fdda3b840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   91.308474][ T2347] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   91.308657][ T2347] CR2: 000000000042e5e0 CR3: 000000001a9b6002 CR4: 0000000000771ef0
[   91.308866][ T2347] PKRU: 55555554
[   91.308974][ T2347] Call Trace:
[   91.309077][ T2347]  <TASK>
[   91.309149][ T2347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.309290][ T2347]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   91.309433][ T2347]  notifier_call_chain (kernel/notifier.c:85)
[   91.309580][ T2347]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   91.309719][ T2347]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   91.309860][ T2347]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   91.310003][ T2347]  netdev_upper_dev_link (net/core/dev.c:8972)
[   91.310141][ T2347]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   91.310281][ T2347]  register_vlan_dev (net/8021q/vlan.c:183)
[   91.310430][ T2347]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   91.310572][ T2347]  vlan_newlink (net/8021q/vlan_netlink.c:194)
[   91.310734][ T2347]  ? nla_strscpy (lib/nlattr.c:795)
[   91.310878][ T2347]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   91.311021][ T2347]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   91.311158][ T2347]  ? __dev_get_by_name (net/core/dev.c:883)
[   91.311297][ T2347]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   91.311449][ T2347]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   91.311597][ T2347]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   91.311736][ T2347]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   91.311874][ T2347]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   91.312021][ T2347]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   91.312157][ T2347]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   91.312293][ T2347]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   91.312438][ T2347]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   91.312582][ T2347]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   91.312721][ T2347]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   91.312857][ T2347]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   91.312997][ T2347]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   91.313134][ T2347]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   91.313274][ T2347]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   91.313416][ T2347]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   91.313562][ T2347]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   91.313702][ T2347]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   91.313842][ T2347]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   91.313987][ T2347]  ? 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))
[   91.314124][ T2347]  ? 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))
[   91.314263][ T2347]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   91.314409][ T2347]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   91.314555][ T2347]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   91.314694][ T2347]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   91.314835][ T2347]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   91.314977][ T2347]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   91.315121][ T2347]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   91.315263][ T2347]  ? copy_msghdr_from_user (net/socket.c:2635)
[   91.315405][ T2347]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   91.315587][ T2347]  ? move_addr_to_kernel (net/socket.c:258)
[   91.315728][ T2347]  ___sys_sendmsg (net/socket.c:2752)
[   91.315865][ T2347]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   91.316005][ T2347]  ? copy_msghdr_from_user (net/socket.c:2603)
[   91.316150][ T2347]  ? 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))
[   91.316288][ T2347]  __sys_sendmsg (net/socket.c:2784)
[   91.316429][ T2347]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   91.316576][ T2347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.316713][ T2347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.316851][ T2347]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   91.316994][ T2347]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   91.317133][ T2347]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   91.317270][ T2347]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   91.317446][ T2347] RIP: 0033:0x7f4fddc7508e
[   91.317599][ T2347] 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
[   91.318091][ T2347] RSP: 002b:00007ffd62b53af0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   91.318299][ T2347] RAX: ffffffffffffffda RBX: 00007ffd62b542b0 RCX: 00007f4fddc7508e
[   91.318509][ T2347] RDX: 0000000000000000 RSI: 00007ffd62b53ba0 RDI: 0000000000000005
[   91.318719][ T2347] RBP: 00007ffd62b53b00 R08: 0000000000000000 R09: 0000000000000000
[   91.318925][ T2347] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d4
[   91.319134][ T2347] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd62b54270
| [   91.320823][ T2347] ------------[ cut here ]------------
| [   91.320973][ T2347] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2347
| [   91.321234][ T2347] Modules linked in: vxlan
| [   91.321661][ T2347] Tainted: [W]=WARN
[   91.321766][ T2347] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   91.321932][ T2347] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   91.322109][ T2347] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   91.322603][ T2347] RSP: 0018:ffa00000047971b0 EFLAGS: 00010286
[   91.322771][ T2347] RAX: 00000000ffffffa6 RBX: ff110000027878c0 RCX: 1ff40000008f2dfc
[   91.322972][ T2347] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278797c
[   91.323171][ T2347] RBP: ff1100001773c000 R08: 1fe22000004f0f31 R09: ff1100001b178b80
[   91.323380][ T2347] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   91.323590][ T2347] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab76b3a0
[   91.323787][ T2347] FS:  00007f4fdda3b840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   91.324020][ T2347] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   91.324186][ T2347] CR2: 00005628289ac1c8 CR3: 000000001a9b6001 CR4: 0000000000771ef0
[   91.324391][ T2347] PKRU: 55555554
[   91.324491][ T2347] Call Trace:
[   91.324598][ T2347]  <TASK>
[   91.324666][ T2347]  ? register_vlan_dev (net/8021q/vlan.c:188)
[   91.324800][ T2347]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   91.324932][ T2347]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   91.325069][ T2347]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   91.325170][ T2347]  __dev_notify_flags (net/core/dev.c:9787)
[   91.325306][ T2347]  ? netdev_update_features (net/core/dev.c:11098)
[   91.325445][ T2347]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[   91.325617][ T2347]  ? netif_change_name (net/core/dev.c:1495)
[   91.325748][ T2347]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   91.325878][ T2347]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   91.326015][ T2347]  ? register_vlan_dev (net/8021q/vlan.c:196)
[   91.326148][ T2347]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   91.326284][ T2347]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   91.326424][ T2347]  ? nla_strscpy (lib/nlattr.c:795)
[   91.326564][ T2347]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   91.326699][ T2347]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   91.326831][ T2347]  ? __dev_get_by_name (net/core/dev.c:883)
[   91.326964][ T2347]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   91.327104][ T2347]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   91.327245][ T2347]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   91.327386][ T2347]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   91.327520][ T2347]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   91.327658][ T2347]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   91.327789][ T2347]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   91.327921][ T2347]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   91.328058][ T2347]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   91.328194][ T2347]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   91.328332][ T2347]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   91.328469][ T2347]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   91.328606][ T2347]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   91.328744][ T2347]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   91.328878][ T2347]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   91.329011][ T2347]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   91.329146][ T2347]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   91.329281][ T2347]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   91.329421][ T2347]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   91.329563][ T2347]  ? 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))
[   91.329700][ T2347]  ? 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))
[   91.329834][ T2347]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   91.329971][ T2347]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   91.330103][ T2347]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   91.330235][ T2347]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   91.330377][ T2347]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   91.330511][ T2347]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   91.330652][ T2347]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   91.330784][ T2347]  ? copy_msghdr_from_user (net/socket.c:2635)
[   91.330916][ T2347]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   91.331083][ T2347]  ? move_addr_to_kernel (net/socket.c:258)
[   91.331220][ T2347]  ___sys_sendmsg (net/socket.c:2752)
[   91.331363][ T2347]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   91.331496][ T2347]  ? copy_msghdr_from_user (net/socket.c:2603)
[   91.331645][ T2347]  ? 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))
[   91.331779][ T2347]  __sys_sendmsg (net/socket.c:2784)
[   91.331910][ T2347]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   91.332049][ T2347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.332181][ T2347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.332321][ T2347]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   91.332453][ T2347]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   91.332593][ T2347]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   91.332726][ T2347]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   91.332894][ T2347] RIP: 0033:0x7f4fddc7508e
[   91.333036][ T2347] 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
[   91.333533][ T2347] RSP: 002b:00007ffd62b53af0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   91.333733][ T2347] RAX: ffffffffffffffda RBX: 00007ffd62b542b0 RCX: 00007f4fddc7508e
[   91.333934][ T2347] RDX: 0000000000000000 RSI: 00007ffd62b53ba0 RDI: 0000000000000005
[   91.334134][ T2347] RBP: 00007ffd62b53b00 R08: 0000000000000000 R09: 0000000000000000
[   91.334342][ T2347] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d4
[   91.334541][ T2347] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd62b54270
| [   91.419062][ T2349] ------------[ cut here ]------------
| [   91.419223][ T2349] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2349
| [   91.419492][ T2349] Modules linked in: vxlan
| [   91.419896][ T2349] Tainted: [W]=WARN
[   91.420002][ T2349] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   91.420164][ T2349] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   91.420340][ T2349] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   91.420804][ T2349] RSP: 0018:ffa00000047a7020 EFLAGS: 00010286
[   91.420974][ T2349] RAX: 00000000ffffffa6 RBX: ff11000012a60200 RCX: 1ff40000008f4dca
[   91.421173][ T2349] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012a602bc
[   91.421374][ T2349] RBP: ff1100001773c000 R08: 1fe220000254c059 R09: ff11000019fb5158
[   91.421580][ T2349] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   91.421778][ T2349] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   91.421978][ T2349] FS:  00007fe23c198840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   91.422234][ T2349] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   91.422405][ T2349] CR2: 000000001f02d988 CR3: 000000001af10003 CR4: 0000000000771ef0
[   91.422608][ T2349] PKRU: 55555554
[   91.422706][ T2349] Call Trace:
[   91.422804][ T2349]  <TASK>
[   91.422874][ T2349]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   91.423010][ T2349]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   91.423140][ T2349]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   91.423240][ T2349]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   91.423467][ T2349]  __dev_notify_flags (net/core/dev.c:9787)
[   91.423606][ T2349]  ? netif_change_name (net/core/dev.c:1495)
[   91.423734][ T2349]  ? __dev_change_flags (net/core/dev.c:9752)
[   91.423868][ T2349]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   91.424003][ T2349]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   91.424135][ T2349]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   91.424270][ T2349]  netif_change_flags (net/core/dev.c:9820)
[   91.424473][ T2349]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   91.424611][ T2349]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   91.424744][ T2349]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   91.424875][ T2349]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   91.425039][ T2349]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   91.425169][ T2349]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   91.425311][ T2349]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   91.425554][ T2349]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   91.425689][ T2349]  ? __kernel_text_address (kernel/extable.c:79)
[   91.425820][ T2349]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   91.425954][ T2349]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   91.426083][ T2349]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   91.426219][ T2349]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.426419][ T2349]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   91.426554][ T2349]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.426683][ T2349]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.426811][ T2349]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   91.426948][ T2349]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   91.427079][ T2349]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   91.427210][ T2349]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   91.427424][ T2349]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   91.427564][ T2349]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   91.427709][ T2349]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   91.427841][ T2349]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   91.427974][ T2349]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   91.428106][ T2349]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   91.428249][ T2349]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   91.428423][ T2349]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   91.428560][ T2349]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   91.428687][ T2349]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   91.428817][ T2349]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   91.428949][ T2349]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   91.429083][ T2349]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   91.429213][ T2349]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   91.429350][ T2349]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   91.429478][ T2349]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   91.429614][ T2349]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   91.429750][ T2349]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   91.429878][ T2349]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   91.430011][ T2349]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   91.430144][ T2349]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   91.430275][ T2349]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   91.430416][ T2349]  ? 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))
[   91.430553][ T2349]  ? 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))
[   91.430685][ T2349]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   91.430816][ T2349]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   91.430954][ T2349]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   91.431087][ T2349]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   91.431245][ T2349]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   91.431381][ T2349]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   91.431513][ T2349]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   91.431659][ T2349]  ? copy_msghdr_from_user (net/socket.c:2635)
[   91.431806][ T2349]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   91.431977][ T2349]  ? move_addr_to_kernel (net/socket.c:258)
[   91.432109][ T2349]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   91.432243][ T2349]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   91.432380][ T2349]  ___sys_sendmsg (net/socket.c:2752)
[   91.432510][ T2349]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   91.432676][ T2349]  ? copy_msghdr_from_user (net/socket.c:2603)
[   91.432829][ T2349]  __sys_sendmsg (net/socket.c:2784)
[   91.432968][ T2349]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   91.433099][ T2349]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   91.433265][ T2349]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   91.433402][ T2349]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.433539][ T2349]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   91.433673][ T2349]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   91.433808][ T2349]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   91.433936][ T2349]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   91.434106][ T2349] RIP: 0033:0x7fe23c3d208e
[   91.434247][ T2349] 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
[   91.434891][ T2349] RSP: 002b:00007ffcede51880 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   91.435089][ T2349] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe23c3d208e
[   91.435285][ T2349] RDX: 0000000000000000 RSI: 00007ffcede51930 RDI: 0000000000000005
[   91.435484][ T2349] RBP: 00007ffcede51890 R08: 0000000000000000 R09: 0000000000000000
[   91.435688][ T2349] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d4
[   91.435897][ T2349] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcede52000
| [   91.475536][ T2350] ------------[ cut here ]------------
| [   91.475701][ T2350] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2350
| [   91.475985][ T2350] Modules linked in: vxlan
| [   91.476420][ T2350] Tainted: [W]=WARN
[   91.476531][ T2350] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   91.476707][ T2350] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   91.476887][ T2350] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   91.477389][ T2350] RSP: 0018:ffa00000047b6f70 EFLAGS: 00010286
[   91.477571][ T2350] RAX: 00000000ffffffa6 RBX: ff11000012cba040 RCX: 1ff40000008f6db4
[   91.477779][ T2350] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012cba0fc
[   91.477986][ T2350] RBP: ff1100001b2e1000 R08: 1fe2200002597421 R09: ff1100001a4a0b80
[   91.478191][ T2350] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   91.478399][ T2350] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   91.478615][ T2350] FS:  00007f92ec460840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   91.478856][ T2350] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   91.479034][ T2350] CR2: 00007f92ec7301a0 CR3: 000000001b05c006 CR4: 0000000000771ef0
[   91.479243][ T2350] PKRU: 55555554
[   91.479358][ T2350] Call Trace:
[   91.479464][ T2350]  <TASK>
[   91.479542][ T2350]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.479682][ T2350]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   91.479821][ T2350]  notifier_call_chain (kernel/notifier.c:85)
[   91.479966][ T2350]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   91.480106][ T2350]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   91.480254][ T2350]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   91.480400][ T2350]  netdev_upper_dev_link (net/core/dev.c:8972)
[   91.480544][ T2350]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   91.480685][ T2350] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   91.480829][ T2350]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   91.480977][ T2350] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   91.481117][ T2350]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   91.481259][ T2350]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   91.481401][ T2350]  ? nla_strscpy (lib/nlattr.c:795)
[   91.481544][ T2350]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   91.481685][ T2350]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   91.481821][ T2350]  ? __dev_get_by_name (net/core/dev.c:883)
[   91.481963][ T2350]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   91.482109][ T2350]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   91.482252][ T2350]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   91.482398][ T2350]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   91.482543][ T2350]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   91.482687][ T2350]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   91.482826][ T2350]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   91.482968][ T2350]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   91.483112][ T2350]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   91.483250][ T2350]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   91.483394][ T2350]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   91.483538][ T2350]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   91.483679][ T2350]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   91.483816][ T2350]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   91.483959][ T2350]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   91.484098][ T2350]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   91.484245][ T2350]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   91.484394][ T2350]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   91.484540][ T2350]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   91.484685][ T2350]  ? 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))
[   91.484826][ T2350]  ? 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))
[   91.484974][ T2350]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   91.485114][ T2350]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   91.485253][ T2350]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   91.485399][ T2350]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   91.485544][ T2350]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   91.485688][ T2350]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   91.485831][ T2350]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   91.485976][ T2350]  ? copy_msghdr_from_user (net/socket.c:2635)
[   91.486115][ T2350]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   91.486286][ T2350]  ? move_addr_to_kernel (net/socket.c:258)
[   91.486432][ T2350]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   91.486575][ T2350]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   91.486716][ T2350]  ___sys_sendmsg (net/socket.c:2752)
[   91.486855][ T2350]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   91.487036][ T2350]  ? copy_msghdr_from_user (net/socket.c:2603)
[   91.487191][ T2350]  __sys_sendmsg (net/socket.c:2784)
[   91.487334][ T2350]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   91.487474][ T2350]  ? vfs_write (./include/linux/fsnotify.h:96 ./include/linux/fsnotify.h:113 ./include/linux/fsnotify.h:127 ./include/linux/fsnotify.h:116 ./include/linux/fsnotify.h:433 fs/read_write.c:692)
[   91.487638][ T2350]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   91.487780][ T2350]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.487923][ T2350]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   91.488067][ T2350]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   91.488209][ T2350]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   91.488354][ T2350]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   91.488532][ T2350] RIP: 0033:0x7f92ec69a08e
[   91.488679][ T2350] 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
[   91.489181][ T2350] RSP: 002b:00007ffcc875dba0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   91.489397][ T2350] RAX: ffffffffffffffda RBX: 00007ffcc875e348 RCX: 00007f92ec69a08e
[   91.489611][ T2350] RDX: 0000000000000000 RSI: 00007ffcc875dc50 RDI: 0000000000000005
[   91.489821][ T2350] RBP: 00007ffcc875dbb0 R08: 0000000000000000 R09: 0000000000000000
[   91.490037][ T2350] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d4
[   91.490248][ T2350] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcc875e320
| [   91.491880][ T2350] ------------[ cut here ]------------
| [   91.492018][ T2350] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2350
| [   91.492291][ T2350] Modules linked in: vxlan
| [   91.492725][ T2350] Tainted: [W]=WARN
[   91.492832][ T2350] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   91.493010][ T2350] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   91.493189][ T2350] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   91.493713][ T2350] RSP: 0018:ffa00000047b6fd0 EFLAGS: 00010286
[   91.493892][ T2350] RAX: 00000000ffffffa6 RBX: ff11000012cbbc40 RCX: 1ff40000008f6dc0
[   91.494104][ T2350] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012cbbcfc
[   91.494320][ T2350] RBP: ff1100001adea000 R08: 1fe22000025977a1 R09: ff1100001a4a0b80
[   91.494532][ T2350] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   91.494744][ T2350] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001adeae44
[   91.494955][ T2350] FS:  00007f92ec460840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   91.495199][ T2350] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   91.495380][ T2350] CR2: 00007f92ec7301a0 CR3: 000000001b05c006 CR4: 0000000000771ef0
[   91.495597][ T2350] PKRU: 55555554
[   91.495702][ T2350] Call Trace:
[   91.495810][ T2350]  <TASK>
[   91.495882][ T2350]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   91.496025][ T2350]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   91.496131][ T2350]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   91.496270][ T2350]  __dev_notify_flags (net/core/dev.c:9787)
[   91.496418][ T2350]  ? netif_change_name (net/core/dev.c:1495)
[   91.496566][ T2350]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   91.496710][ T2350]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   91.496849][ T2350]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   91.496997][ T2350] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   91.497140][ T2350]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   91.497285][ T2350] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   91.497434][ T2350]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   91.497583][ T2350]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   91.497723][ T2350]  ? nla_strscpy (lib/nlattr.c:795)
[   91.497865][ T2350]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   91.498010][ T2350]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   91.498147][ T2350]  ? __dev_get_by_name (net/core/dev.c:883)
[   91.498285][ T2350]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   91.498439][ T2350]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   91.498588][ T2350]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   91.498731][ T2350]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   91.498868][ T2350]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   91.499010][ T2350]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   91.499148][ T2350]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   91.499287][ T2350]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   91.499436][ T2350]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   91.499579][ T2350]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   91.499721][ T2350]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   91.499860][ T2350]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   91.500002][ T2350]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   91.500140][ T2350]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   91.500284][ T2350]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   91.500427][ T2350]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   91.500575][ T2350]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   91.500714][ T2350]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   91.500857][ T2350]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   91.501005][ T2350]  ? 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))
[   91.501143][ T2350]  ? 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))
[   91.501285][ T2350]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   91.501433][ T2350]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   91.501579][ T2350]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   91.501724][ T2350]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   91.501867][ T2350]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   91.502012][ T2350]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   91.502152][ T2350]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   91.502290][ T2350]  ? copy_msghdr_from_user (net/socket.c:2635)
[   91.502435][ T2350]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   91.502617][ T2350]  ? move_addr_to_kernel (net/socket.c:258)
[   91.502757][ T2350]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   91.502897][ T2350]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   91.503041][ T2350]  ___sys_sendmsg (net/socket.c:2752)
[   91.503184][ T2350]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   91.503363][ T2350]  ? copy_msghdr_from_user (net/socket.c:2603)
[   91.503516][ T2350]  __sys_sendmsg (net/socket.c:2784)
[   91.503663][ T2350]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   91.503802][ T2350]  ? vfs_write (./include/linux/fsnotify.h:96 ./include/linux/fsnotify.h:113 ./include/linux/fsnotify.h:127 ./include/linux/fsnotify.h:116 ./include/linux/fsnotify.h:433 fs/read_write.c:692)
[   91.503954][ T2350]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   91.504095][ T2350]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.504236][ T2350]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   91.504381][ T2350]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   91.504521][ T2350]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   91.504666][ T2350]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   91.504838][ T2350] RIP: 0033:0x7f92ec69a08e
[   91.504985][ T2350] 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
[   91.505502][ T2350] RSP: 002b:00007ffcc875dba0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   91.505717][ T2350] RAX: ffffffffffffffda RBX: 00007ffcc875e348 RCX: 00007f92ec69a08e
[   91.505923][ T2350] RDX: 0000000000000000 RSI: 00007ffcc875dc50 RDI: 0000000000000005
[   91.506136][ T2350] RBP: 00007ffcc875dbb0 R08: 0000000000000000 R09: 0000000000000000
[   91.506351][ T2350] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d4
[   91.506564][ T2350] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcc875e320
| [   91.532051][ T2351] ------------[ cut here ]------------
| [   91.532202][ T2351] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2351
| [   91.532468][ T2351] Modules linked in: vxlan
| [   91.532865][ T2351] Tainted: [W]=WARN
[   91.532965][ T2351] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   91.533126][ T2351] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   91.533298][ T2351] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   91.533770][ T2351] RSP: 0018:ffa00000047c7150 EFLAGS: 00010286
[   91.533939][ T2351] RAX: 00000000ffffffa6 RBX: ff1100001311cc80 RCX: 1ff40000008f8df0
[   91.534132][ T2351] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001311cd3c
[   91.534343][ T2351] RBP: ff1100001b25a000 R08: 1fe22000026239a9 R09: ff1100001a4a2e58
[   91.534541][ T2351] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   91.534735][ T2351] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013e503c0
[   91.534928][ T2351] FS:  00007ff2365a4840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   91.535159][ T2351] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   91.535326][ T2351] CR2: 00000000004ec910 CR3: 0000000019597005 CR4: 0000000000771ef0
[   91.535519][ T2351] PKRU: 55555554
[   91.535621][ T2351] Call Trace:
[   91.535718][ T2351]  <TASK>
[   91.535784][ T2351]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   91.535917][ T2351]  ? notifier_call_chain (kernel/notifier.c:85)
[   91.536053][ T2351]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   91.536151][ T2351]  netif_state_change (net/core/dev.c:1605)
[   91.536280][ T2351]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   91.536446][ T2351]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6))
[   91.536618][ T2351]  linkwatch_sync_dev (net/core/link_watch.c:295)
[   91.536746][ T2351]  rtnl_getlink (net/core/rtnetlink.c:4273)
[   91.536875][ T2351]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   91.537006][ T2351]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   91.537135][ T2351]  ? rtnl_dump_ifinfo (./include/net/netlink.h:1236)
[   91.537263][ T2351]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   91.537489][ T2351]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   91.537626][ T2351]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   91.537771][ T2351]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   91.537898][ T2351]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   91.538115][ T2351]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   91.538243][ T2351]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   91.538453][ T2351]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   91.538590][ T2351]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   91.538719][ T2351]  ? rtnl_dump_ifinfo (./include/net/netlink.h:1236)
[   91.538850][ T2351]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   91.538980][ T2351]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   91.539108][ T2351]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   91.539236][ T2351]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   91.539444][ T2351]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   91.539579][ T2351]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   91.539710][ T2351]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   91.539841][ T2351]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   91.539975][ T2351]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   91.540109][ T2351]  ? 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))
[   91.540243][ T2351]  ? 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))
[   91.540476][ T2351]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   91.540614][ T2351]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   91.540742][ T2351]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   91.540871][ T2351]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   91.541006][ T2351]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   91.541137][ T2351]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   91.541267][ T2351]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   91.541417][ T2351]  ? copy_msghdr_from_user (net/socket.c:2635)
[   91.541550][ T2351]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   91.541709][ T2351]  ? move_addr_to_kernel (net/socket.c:258)
[   91.541836][ T2351]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   91.541971][ T2351]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   91.542135][ T2351]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   91.542265][ T2351]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   91.542432][ T2351]  ___sys_sendmsg (net/socket.c:2752)
[   91.542567][ T2351]  ? copy_msghdr_from_user (net/socket.c:2603)
[   91.542694][ T2351]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   91.542829][ T2351]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   91.542963][ T2351]  ? do_getsockname (net/socket.c:2192)
[   91.543093][ T2351]  __sys_sendmsg (net/socket.c:2784)
[   91.543227][ T2351]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   91.543365][ T2351]  ? __sys_getsockname (net/socket.c:2210)
[   91.543493][ T2351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.543629][ T2351]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   91.543758][ T2351]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   91.543886][ T2351]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   91.544019][ T2351]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   91.544180][ T2351] RIP: 0033:0x7ff2367de08e
[   91.544321][ T2351] 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
[   91.544786][ T2351] RSP: 002b:00007ffd5b62ab60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   91.544984][ T2351] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff2367de08e
[   91.545176][ T2351] RDX: 0000000000000000 RSI: 00007ffd5b62ac10 RDI: 0000000000000006
[   91.545373][ T2351] RBP: 00007ffd5b62ab70 R08: 0000000000000000 R09: 0000000000000000
[   91.545570][ T2351] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d4
[   91.545763][ T2351] R13: 00007ffd5b62acc0 R14: 00007ffd5b62c908 R15: 00000000fffffff5
| [   91.549876][ T2351] ------------[ cut here ]------------
| [   91.550016][ T2351] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2351
| [   91.550276][ T2351] Modules linked in: vxlan
| [   91.550700][ T2351] Tainted: [W]=WARN
[   91.550800][ T2351] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   91.550970][ T2351] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   91.551146][ T2351] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   91.551630][ T2351] RSP: 0018:ffa00000047c6ee0 EFLAGS: 00010286
[   91.551796][ T2351] RAX: 00000000ffffffa6 RBX: ff11000011e3d700 RCX: 1ff40000008f8da2
[   91.551997][ T2351] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e3d7bc
[   91.552200][ T2351] RBP: ff1100001adea000 R08: 1fe22000023c7af9 R09: ff1100001a4a2e58
[   91.552406][ T2351] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   91.552608][ T2351] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   91.552805][ T2351] FS:  00007ff2365a4840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   91.553041][ T2351] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   91.553213][ T2351] CR2: 000000003017f988 CR3: 0000000019597005 CR4: 0000000000771ef0
[   91.553420][ T2351] PKRU: 55555554
[   91.553522][ T2351] Call Trace:
[   91.553628][ T2351]  <TASK>
[   91.553697][ T2351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.553831][ T2351]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   91.553969][ T2351]  notifier_call_chain (kernel/notifier.c:85)
[   91.554106][ T2351]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   91.554243][ T2351]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   91.554383][ T2351]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   91.554517][ T2351]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   91.554662][ T2351]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[   91.554795][ T2351]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[   91.554930][ T2351]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   91.555071][ T2351]  ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:45)
[   91.555207][ T2351]  ? netdev_rx_handler_register (net/core/dev.c:5900)
[   91.555346][ T2351]  br_add_if (net/bridge/br_if.c:619)
[   91.555454][ T2351]  do_set_master (net/core/rtnetlink.c:3011)
[   91.555595][ T2351]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   91.555730][ T2351]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   91.555870][ T2351]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   91.556019][ T2351]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   91.556184][ T2351]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   91.556322][ T2351]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   91.556456][ T2351]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   91.556594][ T2351]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   91.556727][ T2351]  ? __kernel_text_address (kernel/extable.c:79)
[   91.556861][ T2351]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   91.557001][ T2351]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   91.557133][ T2351]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   91.557267][ T2351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.557464][ T2351]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   91.557602][ T2351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.557735][ T2351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.557867][ T2351]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   91.558005][ T2351]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   91.558140][ T2351]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   91.558275][ T2351]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   91.558487][ T2351]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   91.558626][ T2351]  ? nla_get_range_signed (lib/nlattr.c:270)
[   91.558762][ T2351]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   91.558899][ T2351]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   91.559037][ T2351]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   91.559173][ T2351]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   91.559307][ T2351]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   91.559597][ T2351]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   91.559733][ T2351]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   91.559870][ T2351]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   91.560012][ T2351]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   91.560147][ T2351]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   91.560282][ T2351]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   91.560491][ T2351]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   91.560632][ T2351]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   91.560768][ T2351]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   91.560902][ T2351]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   91.561040][ T2351]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   91.561178][ T2351]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   91.561313][ T2351]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   91.561506][ T2351]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   91.561648][ T2351]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   91.561783][ T2351]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   91.561920][ T2351]  ? 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))
[   91.562053][ T2351]  ? 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))
[   91.562189][ T2351]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   91.562382][ T2351]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   91.562519][ T2351]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   91.562668][ T2351]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   91.562803][ T2351]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   91.562948][ T2351]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   91.563084][ T2351]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   91.563220][ T2351]  ? copy_msghdr_from_user (net/socket.c:2635)
[   91.563414][ T2351]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   91.563594][ T2351]  ? move_addr_to_kernel (net/socket.c:258)
[   91.563731][ T2351]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   91.563871][ T2351]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   91.564010][ T2351]  ___sys_sendmsg (net/socket.c:2752)
[   91.564143][ T2351]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   91.564310][ T2351]  ? copy_msghdr_from_user (net/socket.c:2603)
[   91.564514][ T2351]  __sys_sendmsg (net/socket.c:2784)
[   91.564657][ T2351]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   91.564791][ T2351]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   91.564966][ T2351]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   91.565105][ T2351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.565240][ T2351]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   91.565434][ T2351]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   91.565573][ T2351]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   91.565705][ T2351]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   91.565869][ T2351] RIP: 0033:0x7ff2367de08e
[   91.566013][ T2351] 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
[   91.566567][ T2351] RSP: 002b:00007ffd5b62c170 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   91.566773][ T2351] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff2367de08e
[   91.566978][ T2351] RDX: 0000000000000000 RSI: 00007ffd5b62c220 RDI: 0000000000000005
[   91.567179][ T2351] RBP: 00007ffd5b62c180 R08: 0000000000000000 R09: 0000000000000000
[   91.567440][ T2351] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d4
[   91.567645][ T2351] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd5b62c8f0
| [   91.569460][ T2351] ------------[ cut here ]------------
| [   91.569603][ T2351] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2351
| [   91.569885][ T2351] Modules linked in: vxlan
| [   91.570321][ T2351] Tainted: [W]=WARN
[   91.570432][ T2351] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   91.570610][ T2351] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   91.570793][ T2351] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   91.571288][ T2351] RSP: 0018:ffa00000047c6ea0 EFLAGS: 00010286
[   91.571467][ T2351] RAX: 00000000ffffffa6 RBX: ff11000005a15e00 RCX: 1ff40000008f8d9a
[   91.571679][ T2351] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005a15ebc
[   91.571887][ T2351] RBP: ff1100001adea000 R08: 1fe2200000b42bd9 R09: ff1100001a4a2e58
[   91.572094][ T2351] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[   91.572307][ T2351] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001b20f008
[   91.572523][ T2351] FS:  00007ff2365a4840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   91.572773][ T2351] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   91.572955][ T2351] CR2: 00007f92ec52d574 CR3: 0000000019597001 CR4: 0000000000771ef0
[   91.573164][ T2351] PKRU: 55555554
[   91.573268][ T2351] Call Trace:
[   91.573378][ T2351]  <TASK>
[   91.573449][ T2351]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   91.573600][ T2351]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   91.573706][ T2351]  __dev_notify_flags (net/core/dev.c:9787)
[   91.573849][ T2351]  ? netdev_notice (net/core/dev.c:13008)
[   91.573997][ T2351]  ? netif_change_name (net/core/dev.c:1495)
[   91.574136][ T2351]  ? dev_get_min_mp_channel_count (./include/net/netdev_lock.h:30 (discriminator 1))
[   91.574313][ T2351]  ? netif_disable_lro (net/core/dev.c:11098 net/core/dev.c:1830)
[   91.574456][ T2351]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   91.574608][ T2351]  __dev_set_promiscuity (net/core/dev.c:9630)
[   91.574748][ T2351]  netif_set_promiscuity (net/core/dev.c:9639)
[   91.574888][ T2351]  dev_set_promiscuity (net/core/dev_api.c:288)
[   91.575033][ T2351]  br_port_set_promisc (net/bridge/br_if.c:108)
[   91.575173][ T2351]  br_manage_promisc (net/bridge/br_if.c:174)
[   91.575321][ T2351]  br_add_if (net/bridge/br_if.c:242 net/bridge/br_if.c:627)
[   91.575431][ T2351]  do_set_master (net/core/rtnetlink.c:3011)
[   91.575575][ T2351]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   91.575724][ T2351]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   91.575871][ T2351]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   91.576016][ T2351]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   91.576190][ T2351]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   91.576333][ T2351]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   91.576473][ T2351]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   91.576618][ T2351]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   91.576757][ T2351]  ? __kernel_text_address (kernel/extable.c:79)
[   91.576895][ T2351]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   91.577041][ T2351]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   91.577181][ T2351]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   91.577326][ T2351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.577466][ T2351]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   91.577609][ T2351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.577749][ T2351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.577888][ T2351]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   91.578032][ T2351]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   91.578172][ T2351]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   91.578319][ T2351]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   91.578460][ T2351]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   91.578605][ T2351]  ? nla_get_range_signed (lib/nlattr.c:270)
[   91.578750][ T2351]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   91.578893][ T2351]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   91.579037][ T2351]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   91.579178][ T2351]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   91.579322][ T2351]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   91.579461][ T2351]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   91.579606][ T2351]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   91.579746][ T2351]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   91.579890][ T2351]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   91.580032][ T2351]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   91.580175][ T2351]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   91.580319][ T2351]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   91.580460][ T2351]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   91.580606][ T2351]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   91.580745][ T2351]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   91.580884][ T2351]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   91.581027][ T2351]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   91.581165][ T2351]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   91.581307][ T2351]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   91.581453][ T2351]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   91.581599][ T2351]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   91.581746][ T2351]  ? 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))
[   91.581884][ T2351]  ? 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))
[   91.582027][ T2351]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   91.582168][ T2351]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   91.582309][ T2351]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   91.582455][ T2351]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   91.582605][ T2351]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   91.582745][ T2351]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   91.582885][ T2351]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   91.583030][ T2351]  ? copy_msghdr_from_user (net/socket.c:2635)
[   91.583172][ T2351]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   91.583349][ T2351]  ? move_addr_to_kernel (net/socket.c:258)
[   91.583489][ T2351]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   91.583637][ T2351]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   91.583779][ T2351]  ___sys_sendmsg (net/socket.c:2752)
[   91.583917][ T2351]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   91.584094][ T2351]  ? copy_msghdr_from_user (net/socket.c:2603)
[   91.584248][ T2351]  __sys_sendmsg (net/socket.c:2784)
[   91.584394][ T2351]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   91.584540][ T2351]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   91.584714][ T2351]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   91.584853][ T2351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.584995][ T2351]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   91.585133][ T2351]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   91.585277][ T2351]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   91.585423][ T2351]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   91.585602][ T2351] RIP: 0033:0x7ff2367de08e
[   91.585748][ T2351] 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
[   91.586251][ T2351] RSP: 002b:00007ffd5b62c170 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   91.586466][ T2351] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff2367de08e
[   91.586675][ T2351] RDX: 0000000000000000 RSI: 00007ffd5b62c220 RDI: 0000000000000005
[   91.586883][ T2351] RBP: 00007ffd5b62c180 R08: 0000000000000000 R09: 0000000000000000
[   91.587092][ T2351] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d4
[   91.587302][ T2351] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd5b62c8f0
| [   91.589094][ T2351] ------------[ cut here ]------------
| [   91.589227][ T2351] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2351
| [   91.589500][ T2351] Modules linked in: vxlan
| [   91.589912][ T2351] Tainted: [W]=WARN
[   91.590017][ T2351] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   91.590189][ T2351] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   91.590372][ T2351] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   91.590865][ T2351] RSP: 0018:ffa00000047c6e20 EFLAGS: 00010286
[   91.591043][ T2351] RAX: 00000000ffffffa6 RBX: ff1100001671ae40 RCX: 1ff40000008f8d8a
[   91.591248][ T2351] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001671aefc
[   91.591456][ T2351] RBP: ff1100001b25a000 R08: 1fe2200002ce35e1 R09: ff1100001a4a2e58
[   91.591663][ T2351] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   91.591863][ T2351] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   91.592072][ T2351] FS:  00007ff2365a4840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   91.592319][ T2351] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   91.592490][ T2351] CR2: 00007f92ec52d574 CR3: 0000000019597001 CR4: 0000000000771ef0
[   91.592696][ T2351] PKRU: 55555554
[   91.592795][ T2351] Call Trace:
[   91.592895][ T2351]  <TASK>
[   91.592969][ T2351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.593106][ T2351]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   91.593244][ T2351]  notifier_call_chain (kernel/notifier.c:85)
[   91.593387][ T2351]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[   91.593525][ T2351]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[   91.593672][ T2351]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   91.593809][ T2351]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   91.593949][ T2351]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   91.594121][ T2351]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   91.594256][ T2351]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6))
[   91.594430][ T2351]  netif_set_mtu (net/core/dev.c:9910)
[   91.594575][ T2351]  ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2))
[   91.594716][ T2351]  ? br_get_link_af_size_filtered (./include/linux/rcupdate.h:871 net/bridge/br_netlink.c:114)
[   91.594888][ T2351]  dev_set_mtu (net/core/dev_api.c:249)
[   91.594996][ T2351]  br_mtu_auto_adjust (net/bridge/br_if.c:525 (discriminator 1) net/bridge/br_if.c:514 (discriminator 1))
[   91.595133][ T2351]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[   91.595271][ T2351]  br_add_if (net/bridge/br_if.c:681)
[   91.595384][ T2351]  do_set_master (net/core/rtnetlink.c:3011)
[   91.595522][ T2351]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   91.595665][ T2351]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   91.595803][ T2351]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   91.595947][ T2351]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   91.596119][ T2351]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   91.596259][ T2351]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   91.596398][ T2351]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   91.596539][ T2351]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   91.596675][ T2351]  ? __kernel_text_address (kernel/extable.c:79)
[   91.596812][ T2351]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   91.596957][ T2351]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   91.597092][ T2351]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   91.597229][ T2351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.597368][ T2351]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   91.597503][ T2351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.597641][ T2351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.597776][ T2351]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   91.597911][ T2351]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   91.598048][ T2351]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   91.598183][ T2351]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   91.598327][ T2351]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   91.598461][ T2351]  ? nla_get_range_signed (lib/nlattr.c:270)
[   91.598603][ T2351]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   91.598740][ T2351]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   91.598876][ T2351]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   91.599014][ T2351]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   91.599152][ T2351]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   91.599288][ T2351]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   91.599427][ T2351]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   91.599568][ T2351]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   91.599701][ T2351]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   91.599834][ T2351]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   91.599974][ T2351]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   91.600112][ T2351]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   91.600254][ T2351]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   91.600395][ T2351]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   91.600537][ T2351]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   91.600678][ T2351]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   91.600815][ T2351]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   91.600954][ T2351]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   91.601090][ T2351]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   91.601225][ T2351]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   91.601366][ T2351]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   91.601505][ T2351]  ? 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))
[   91.601645][ T2351]  ? 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))
[   91.601783][ T2351]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   91.601920][ T2351]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   91.602055][ T2351]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   91.602192][ T2351]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   91.602334][ T2351]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   91.602471][ T2351]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   91.602615][ T2351]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   91.602750][ T2351]  ? copy_msghdr_from_user (net/socket.c:2635)
[   91.602885][ T2351]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   91.603056][ T2351]  ? move_addr_to_kernel (net/socket.c:258)
[   91.603198][ T2351]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   91.603342][ T2351]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   91.603480][ T2351]  ___sys_sendmsg (net/socket.c:2752)
[   91.603623][ T2351]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   91.603793][ T2351]  ? copy_msghdr_from_user (net/socket.c:2603)
[   91.603947][ T2351]  __sys_sendmsg (net/socket.c:2784)
[   91.604084][ T2351]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   91.604220][ T2351]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   91.604398][ T2351]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   91.604540][ T2351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.604683][ T2351]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   91.604818][ T2351]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   91.604961][ T2351]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   91.605098][ T2351]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   91.605265][ T2351] RIP: 0033:0x7ff2367de08e
[   91.605411][ T2351] 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
[   91.605907][ T2351] RSP: 002b:00007ffd5b62c170 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   91.606114][ T2351] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff2367de08e
[   91.606327][ T2351] RDX: 0000000000000000 RSI: 00007ffd5b62c220 RDI: 0000000000000005
[   91.606538][ T2351] RBP: 00007ffd5b62c180 R08: 0000000000000000 R09: 0000000000000000
[   91.606741][ T2351] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d4
[   91.606947][ T2351] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd5b62c8f0
| [   91.614182][ T2351] ------------[ cut here ]------------
| [   91.614330][ T2351] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2351
| [   91.614604][ T2351] Modules linked in: vxlan
| [   91.615005][ T2351] Tainted: [W]=WARN
[   91.615103][ T2351] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   91.615269][ T2351] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   91.615443][ T2351] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   91.615922][ T2351] RSP: 0018:ffa00000047c6f78 EFLAGS: 00010286
[   91.616094][ T2351] RAX: 00000000ffffffa6 RBX: ff1100001671b700 RCX: 1ff40000008f8db5
[   91.616289][ T2351] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001671b7bc
[   91.616488][ T2351] RBP: ff1100001b25a000 R08: 1fe2200002ce36f9 R09: ff1100001a4a2e58
[   91.616690][ T2351] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   91.616883][ T2351] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[   91.617083][ T2351] FS:  00007ff2365a4840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   91.617320][ T2351] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   91.617487][ T2351] CR2: 00007f92ec52d574 CR3: 0000000019597001 CR4: 0000000000771ef0
[   91.617693][ T2351] PKRU: 55555554
[   91.617791][ T2351] Call Trace:
[   91.617889][ T2351]  <TASK>
[   91.617958][ T2351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.618089][ T2351]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   91.618222][ T2351]  notifier_call_chain (kernel/notifier.c:85)
[   91.618363][ T2351]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[   91.618537][ T2351]  ? br_get_link_af_size_filtered (./include/linux/rcupdate.h:871 net/bridge/br_netlink.c:114)
[   91.618702][ T2351]  ? netdev_change_features (net/core/dev.c:11117)
[   91.618834][ T2351]  ? br_opt_toggle (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 net/bridge/br.c:402)
[   91.618972][ T2351]  br_add_if (net/bridge/br_if.c:683)
[   91.619076][ T2351]  do_set_master (net/core/rtnetlink.c:3011)
[   91.619213][ T2351]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   91.619357][ T2351]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   91.619490][ T2351]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   91.619629][ T2351]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   91.619792][ T2351]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   91.619924][ T2351]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   91.620059][ T2351]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   91.620190][ T2351]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   91.620328][ T2351]  ? __kernel_text_address (kernel/extable.c:79)
[   91.620461][ T2351]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   91.620601][ T2351]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   91.620731][ T2351]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   91.620868][ T2351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.621003][ T2351]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   91.621135][ T2351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.621273][ T2351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.621577][ T2351]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   91.621712][ T2351]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   91.621844][ T2351]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   91.621982][ T2351]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   91.622116][ T2351]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   91.622247][ T2351]  ? nla_get_range_signed (lib/nlattr.c:270)
[   91.622387][ T2351]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   91.622524][ T2351]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   91.622664][ T2351]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   91.622793][ T2351]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   91.622923][ T2351]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   91.623058][ T2351]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   91.623188][ T2351]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   91.623327][ T2351]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   91.623458][ T2351]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   91.623619][ T2351]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   91.623750][ T2351]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   91.623882][ T2351]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   91.624017][ T2351]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   91.624149][ T2351]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   91.624278][ T2351]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   91.624413][ T2351]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   91.624550][ T2351]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   91.624682][ T2351]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   91.624818][ T2351]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   91.624950][ T2351]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   91.625098][ T2351]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   91.625232][ T2351]  ? 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))
[   91.625366][ T2351]  ? 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))
[   91.625498][ T2351]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   91.625636][ T2351]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   91.625766][ T2351]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   91.625903][ T2351]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   91.626038][ T2351]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   91.626170][ T2351]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   91.626300][ T2351]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   91.626437][ T2351]  ? copy_msghdr_from_user (net/socket.c:2635)
[   91.626579][ T2351]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   91.626740][ T2351]  ? move_addr_to_kernel (net/socket.c:258)
[   91.626878][ T2351]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   91.627011][ T2351]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   91.627141][ T2351]  ___sys_sendmsg (net/socket.c:2752)
[   91.627271][ T2351]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   91.627441][ T2351]  ? copy_msghdr_from_user (net/socket.c:2603)
[   91.627591][ T2351]  __sys_sendmsg (net/socket.c:2784)
[   91.627722][ T2351]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   91.627852][ T2351]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   91.628019][ T2351]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   91.628150][ T2351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.628281][ T2351]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   91.628415][ T2351]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   91.628550][ T2351]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   91.628684][ T2351]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   91.628845][ T2351] RIP: 0033:0x7ff2367de08e
[   91.628983][ T2351] 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
[   91.629449][ T2351] RSP: 002b:00007ffd5b62c170 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   91.629650][ T2351] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff2367de08e
[   91.629844][ T2351] RDX: 0000000000000000 RSI: 00007ffd5b62c220 RDI: 0000000000000005
[   91.630042][ T2351] RBP: 00007ffd5b62c180 R08: 0000000000000000 R09: 0000000000000000
[   91.630237][ T2351] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d4
[   91.630438][ T2351] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd5b62c8f0
| [   91.663020][ T2352] ------------[ cut here ]------------
| [   91.663167][ T2352] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2352
| [   91.663437][ T2352] Modules linked in: vxlan
| [   91.663849][ T2352] Tainted: [W]=WARN
[   91.663950][ T2352] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   91.664117][ T2352] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   91.664288][ T2352] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   91.664771][ T2352] RSP: 0018:ffa00000047d7020 EFLAGS: 00010286
[   91.664935][ T2352] RAX: 00000000ffffffa6 RBX: ff11000013d44580 RCX: 1ff40000008fadca
[   91.665132][ T2352] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013d4463c
[   91.665330][ T2352] RBP: ff1100001adea000 R08: 1fe22000027a88c9 R09: ff1100001a4a5158
[   91.665549][ T2352] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   91.665746][ T2352] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   91.665951][ T2352] FS:  00007feb6f23a840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   91.666183][ T2352] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   91.666354][ T2352] CR2: 000000001f6f6988 CR3: 000000001ae20002 CR4: 0000000000771ef0
[   91.666558][ T2352] PKRU: 55555554
[   91.666657][ T2352] Call Trace:
[   91.666754][ T2352]  <TASK>
[   91.666822][ T2352]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   91.666956][ T2352]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   91.667056][ T2352]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   91.667185][ T2352]  __dev_notify_flags (net/core/dev.c:9787)
[   91.667324][ T2352]  ? netif_change_name (net/core/dev.c:1495)
[   91.667457][ T2352]  ? __dev_change_flags (net/core/dev.c:9752)
[   91.667594][ T2352]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   91.667724][ T2352]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   91.667852][ T2352]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   91.667986][ T2352]  netif_change_flags (net/core/dev.c:9820)
[   91.668118][ T2352]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   91.668248][ T2352]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   91.668989][ T2352]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   91.669122][ T2352]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   91.669283][ T2352]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   91.669419][ T2352]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   91.669555][ T2352]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   91.669689][ T2352]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   91.669823][ T2352]  ? __kernel_text_address (kernel/extable.c:79)
[   91.669954][ T2352]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   91.670085][ T2352]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   91.670215][ T2352]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   91.670352][ T2352]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.670482][ T2352]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   91.670616][ T2352]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.670745][ T2352]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.670880][ T2352]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   91.671014][ T2352]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   91.671143][ T2352]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   91.671273][ T2352]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   91.671410][ T2352]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   91.671550][ T2352]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   91.671683][ T2352]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   91.671815][ T2352]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   91.671950][ T2352]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   91.672080][ T2352]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   91.672210][ T2352]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   91.672347][ T2352]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   91.672480][ T2352]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   91.672617][ T2352]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   91.672746][ T2352]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   91.672878][ T2352]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   91.673018][ T2352]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   91.673150][ T2352]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   91.673280][ T2352]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   91.673417][ T2352]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   91.673554][ T2352]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   91.673705][ T2352]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   91.673837][ T2352]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   91.673975][ T2352]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   91.674105][ T2352]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   91.674237][ T2352]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   91.674375][ T2352]  ? 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))
[   91.674505][ T2352]  ? 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))
[   91.674641][ T2352]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   91.674772][ T2352]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   91.674907][ T2352]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   91.675046][ T2352]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   91.675180][ T2352]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   91.675314][ T2352]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   91.675453][ T2352]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   91.675590][ T2352]  ? copy_msghdr_from_user (net/socket.c:2635)
[   91.675721][ T2352]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   91.675884][ T2352]  ? move_addr_to_kernel (net/socket.c:258)
[   91.676021][ T2352]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   91.676154][ T2352]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   91.676289][ T2352]  ___sys_sendmsg (net/socket.c:2752)
[   91.676425][ T2352]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   91.676593][ T2352]  ? copy_msghdr_from_user (net/socket.c:2603)
[   91.676737][ T2352]  __sys_sendmsg (net/socket.c:2784)
[   91.676870][ T2352]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   91.677007][ T2352]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   91.677173][ T2352]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   91.677307][ T2352]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.677447][ T2352]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   91.677583][ T2352]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   91.677715][ T2352]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   91.677846][ T2352]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   91.678016][ T2352] RIP: 0033:0x7feb6f47408e
[   91.678156][ T2352] 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
[   91.678638][ T2352] RSP: 002b:00007fff426987a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   91.678836][ T2352] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007feb6f47408e
[   91.679037][ T2352] RDX: 0000000000000000 RSI: 00007fff42698850 RDI: 0000000000000005
[   91.679244][ T2352] RBP: 00007fff426987b0 R08: 0000000000000000 R09: 0000000000000000
[   91.679447][ T2352] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d4
[   91.679677][ T2352] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff42698f20
| [   92.066237][ T2376] ------------[ cut here ]------------
| [   92.066425][ T2376] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2376
| [   92.066709][ T2376] Modules linked in: vxlan
| [   92.067144][ T2376] Tainted: [W]=WARN
[   92.067251][ T2376] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   92.067430][ T2376] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   92.067616][ T2376] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   92.068108][ T2376] RSP: 0018:ffa0000004797090 EFLAGS: 00010286
[   92.068281][ T2376] RAX: 00000000ffffffa6 RBX: ff1100001472a3c0 RCX: 1ff40000008f2dd8
[   92.068491][ T2376] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001472a47c
[   92.068705][ T2376] RBP: ff11000016c74000 R08: 1fe22000028e5491 R09: ff1100001a535180
[   92.068908][ T2376] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   92.069118][ T2376] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   92.069332][ T2376] FS:  00007f131c06e840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   92.069578][ T2376] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   92.069754][ T2376] CR2: 000000000042e5e0 CR3: 000000001664e001 CR4: 0000000000771ef0
[   92.069967][ T2376] PKRU: 55555554
[   92.070073][ T2376] Call Trace:
[   92.070180][ T2376]  <TASK>
[   92.070254][ T2376]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.070403][ T2376]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   92.070549][ T2376]  notifier_call_chain (kernel/notifier.c:85)
[   92.070689][ T2376]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   92.070827][ T2376]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   92.070975][ T2376]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   92.071117][ T2376]  netdev_upper_dev_link (net/core/dev.c:8972)
[   92.071254][ T2376]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   92.071400][ T2376]  register_vlan_dev (net/8021q/vlan.c:183)
[   92.071547][ T2376]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   92.071689][ T2376]  vlan_newlink (net/8021q/vlan_netlink.c:194)
[   92.071824][ T2376]  ? nla_strscpy (lib/nlattr.c:795)
[   92.071967][ T2376]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   92.072107][ T2376]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   92.072245][ T2376]  ? __dev_get_by_name (net/core/dev.c:883)
[   92.072392][ T2376]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   92.072542][ T2376]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   92.072685][ T2376]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   92.072823][ T2376]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   92.072964][ T2376]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   92.073100][ T2376]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   92.073250][ T2376]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   92.073394][ T2376]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   92.073543][ T2376]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   92.073681][ T2376]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   92.073816][ T2376]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   92.073956][ T2376]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   92.074092][ T2376]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   92.074228][ T2376]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   92.074375][ T2376]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   92.074513][ T2376]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   92.074659][ T2376]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   92.074800][ T2376]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   92.074937][ T2376]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   92.075081][ T2376]  ? 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))
[   92.075231][ T2376]  ? 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))
[   92.075374][ T2376]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   92.075515][ T2376]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   92.075657][ T2376]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   92.075796][ T2376]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   92.075935][ T2376]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   92.076077][ T2376]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   92.076220][ T2376]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   92.076433][ T2376]  ? copy_msghdr_from_user (net/socket.c:2635)
[   92.076645][ T2376]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   92.076822][ T2376]  ? move_addr_to_kernel (net/socket.c:258)
[   92.076966][ T2376]  ___sys_sendmsg (net/socket.c:2752)
[   92.077102][ T2376]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   92.077240][ T2376]  ? copy_msghdr_from_user (net/socket.c:2603)
[   92.077457][ T2376]  ? 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))
[   92.077610][ T2376]  __sys_sendmsg (net/socket.c:2784)
[   92.077748][ T2376]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   92.077887][ T2376]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.078024][ T2376]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.078162][ T2376]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   92.078298][ T2376]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   92.078599][ T2376]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   92.078739][ T2376]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   92.078913][ T2376] RIP: 0033:0x7f131c2a808e
[   92.079064][ T2376] 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
[   92.079632][ T2376] RSP: 002b:00007ffed0bfbc40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   92.079842][ T2376] RAX: ffffffffffffffda RBX: 00007ffed0bfc400 RCX: 00007f131c2a808e
[   92.080050][ T2376] RDX: 0000000000000000 RSI: 00007ffed0bfbcf0 RDI: 0000000000000005
[   92.080253][ T2376] RBP: 00007ffed0bfbc50 R08: 0000000000000000 R09: 0000000000000000
[   92.080545][ T2376] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d5
[   92.080751][ T2376] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed0bfc3c0
| [   92.082480][ T2376] ------------[ cut here ]------------
| [   92.082619][ T2376] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2376
| [   92.082882][ T2376] Modules linked in: vxlan
| [   92.083290][ T2376] Tainted: [W]=WARN
[   92.083396][ T2376] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   92.083571][ T2376] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   92.083744][ T2376] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   92.084220][ T2376] RSP: 0018:ffa00000047971b0 EFLAGS: 00010286
[   92.084392][ T2376] RAX: 00000000ffffffa6 RBX: ff1100001472b000 RCX: 1ff40000008f2dfc
[   92.084602][ T2376] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001472b0bc
[   92.084800][ T2376] RBP: ff11000017671000 R08: 1fe22000028e5619 R09: ff1100001a535180
[   92.085003][ T2376] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   92.085214][ T2376] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab76b3a0
[   92.085420][ T2376] FS:  00007f131c06e840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   92.085753][ T2376] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   92.085919][ T2376] CR2: 000000000042e5e0 CR3: 000000001664e001 CR4: 0000000000771ef0
[   92.086124][ T2376] PKRU: 55555554
[   92.086313][ T2376] Call Trace:
[   92.086420][ T2376]  <TASK>
[   92.086489][ T2376]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   92.086637][ T2376]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   92.086769][ T2376]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   92.086963][ T2376]  __dev_notify_flags (net/core/dev.c:9787)
[   92.087097][ T2376]  ? netdev_update_features (net/core/dev.c:11098)
[   92.087232][ T2376]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[   92.087403][ T2376]  ? netif_change_name (net/core/dev.c:1495)
[   92.087631][ T2376]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   92.087773][ T2376]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   92.087908][ T2376]  ? register_vlan_dev (net/8021q/vlan.c:196)
[   92.088044][ T2376]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   92.088269][ T2376]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   92.088407][ T2376]  ? nla_strscpy (lib/nlattr.c:795)
[   92.088552][ T2376]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   92.088687][ T2376]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   92.088908][ T2376]  ? __dev_get_by_name (net/core/dev.c:883)
[   92.089044][ T2376]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   92.089184][ T2376]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   92.089326][ T2376]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   92.089555][ T2376]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   92.089686][ T2376]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   92.089818][ T2376]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   92.089954][ T2376]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   92.090174][ T2376]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   92.090321][ T2376]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   92.090454][ T2376]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   92.090594][ T2376]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   92.090816][ T2376]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   92.090950][ T2376]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   92.091086][ T2376]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   92.091226][ T2376]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   92.091448][ T2376]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   92.091590][ T2376]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   92.091723][ T2376]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   92.091855][ T2376]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   92.092080][ T2376]  ? 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))
[   92.092213][ T2376]  ? 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))
[   92.092355][ T2376]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   92.092493][ T2376]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   92.092720][ T2376]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   92.092853][ T2376]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   92.092988][ T2376]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   92.093125][ T2376]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   92.093350][ T2376]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   92.093483][ T2376]  ? copy_msghdr_from_user (net/socket.c:2635)
[   92.093622][ T2376]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   92.093791][ T2376]  ? move_addr_to_kernel (net/socket.c:258)
[   92.094020][ T2376]  ___sys_sendmsg (net/socket.c:2752)
[   92.094149][ T2376]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   92.094281][ T2376]  ? copy_msghdr_from_user (net/socket.c:2603)
[   92.094428][ T2376]  ? 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))
[   92.094659][ T2376]  __sys_sendmsg (net/socket.c:2784)
[   92.094796][ T2376]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   92.094935][ T2376]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.095071][ T2376]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.095294][ T2376]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   92.095430][ T2376]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   92.095572][ T2376]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   92.095704][ T2376]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   92.095956][ T2376] RIP: 0033:0x7f131c2a808e
[   92.096092][ T2376] 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
[   92.096667][ T2376] RSP: 002b:00007ffed0bfbc40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   92.096866][ T2376] RAX: ffffffffffffffda RBX: 00007ffed0bfc400 RCX: 00007f131c2a808e
[   92.097155][ T2376] RDX: 0000000000000000 RSI: 00007ffed0bfbcf0 RDI: 0000000000000005
[   92.097357][ T2376] RBP: 00007ffed0bfbc50 R08: 0000000000000000 R09: 0000000000000000
[   92.097583][ T2376] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d5
[   92.097873][ T2376] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed0bfc3c0
| [   92.169731][ T2378] ------------[ cut here ]------------
| [   92.169895][ T2378] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2378
| [   92.170162][ T2378] Modules linked in: vxlan
| [   92.170585][ T2378] Tainted: [W]=WARN
[   92.170684][ T2378] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   92.170848][ T2378] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   92.171023][ T2378] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   92.171759][ T2378] RSP: 0018:ffa00000047c7020 EFLAGS: 00010286
[   92.171931][ T2378] RAX: 00000000ffffffa6 RBX: ff11000005664900 RCX: 1ff40000008f8dca
[   92.172128][ T2378] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000056649bc
[   92.172402][ T2378] RBP: ff11000017671000 R08: 1fe2200000acc939 R09: ff1100001afa2e58
[   92.172604][ T2378] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   92.172800][ T2378] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   92.173000][ T2378] FS:  00007fba4976c840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   92.173231][ T2378] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   92.173478][ T2378] CR2: 0000000024326988 CR3: 0000000016b90002 CR4: 0000000000771ef0
[   92.173736][ T2378] PKRU: 55555554
[   92.173834][ T2378] Call Trace:
[   92.173933][ T2378]  <TASK>
[   92.174004][ T2378]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   92.174136][ T2378]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   92.174268][ T2378]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   92.174425][ T2378]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   92.174572][ T2378]  __dev_notify_flags (net/core/dev.c:9787)
[   92.174706][ T2378]  ? netif_change_name (net/core/dev.c:1495)
[   92.174835][ T2378]  ? __dev_change_flags (net/core/dev.c:9752)
[   92.174972][ T2378]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   92.175103][ T2378]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   92.175234][ T2378]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   92.175426][ T2378]  netif_change_flags (net/core/dev.c:9820)
[   92.175568][ T2378]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   92.175700][ T2378]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   92.175833][ T2378]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   92.175991][ T2378]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   92.176157][ T2378]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   92.176286][ T2378]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   92.176465][ T2378]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   92.176603][ T2378]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   92.176736][ T2378]  ? __kernel_text_address (kernel/extable.c:79)
[   92.176868][ T2378]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   92.177005][ T2378]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   92.177137][ T2378]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   92.177271][ T2378]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.177408][ T2378]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   92.177544][ T2378]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.177675][ T2378]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.177806][ T2378]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   92.177936][ T2378]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   92.178069][ T2378]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   92.178206][ T2378]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   92.178346][ T2378]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   92.178485][ T2378]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   92.178625][ T2378]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   92.178756][ T2378]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   92.178887][ T2378]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   92.179019][ T2378]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   92.179148][ T2378]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   92.179277][ T2378]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   92.179414][ T2378]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   92.179552][ T2378]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   92.179681][ T2378]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   92.179811][ T2378]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   92.179944][ T2378]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   92.180077][ T2378]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   92.180210][ T2378]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   92.180346][ T2378]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   92.180474][ T2378]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   92.180614][ T2378]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   92.180744][ T2378]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   92.180874][ T2378]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   92.181007][ T2378]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   92.181137][ T2378]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   92.181271][ T2378]  ? 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))
[   92.181407][ T2378]  ? 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))
[   92.181544][ T2378]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   92.181676][ T2378]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   92.181807][ T2378]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   92.181938][ T2378]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   92.182075][ T2378]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   92.182218][ T2378]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   92.182362][ T2378]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   92.182493][ T2378]  ? copy_msghdr_from_user (net/socket.c:2635)
[   92.182636][ T2378]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   92.182797][ T2378]  ? move_addr_to_kernel (net/socket.c:258)
[   92.182929][ T2378]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   92.183067][ T2378]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   92.183197][ T2378]  ___sys_sendmsg (net/socket.c:2752)
[   92.183333][ T2378]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   92.183496][ T2378]  ? copy_msghdr_from_user (net/socket.c:2603)
[   92.183645][ T2378]  __sys_sendmsg (net/socket.c:2784)
[   92.183776][ T2378]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   92.183911][ T2378]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   92.184086][ T2378]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   92.184216][ T2378]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.184355][ T2378]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   92.184485][ T2378]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   92.184655][ T2378]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   92.184788][ T2378]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   92.184952][ T2378] RIP: 0033:0x7fba499a608e
[   92.185090][ T2378] 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
[   92.185568][ T2378] RSP: 002b:00007ffd1d276ef0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   92.185767][ T2378] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fba499a608e
[   92.185965][ T2378] RDX: 0000000000000000 RSI: 00007ffd1d276fa0 RDI: 0000000000000005
[   92.186160][ T2378] RBP: 00007ffd1d276f00 R08: 0000000000000000 R09: 0000000000000000
[   92.186365][ T2378] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d5
[   92.186569][ T2378] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1d277670
| [   92.433610][ T2384] ------------[ cut here ]------------
| [   92.433926][ T2384] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2384
| [   92.434919][ T2384] Modules linked in: vxlan
| [   92.435740][ T2384] Tainted: [W]=WARN
[   92.435962][ T2384] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   92.436297][ T2384] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   92.436673][ T2384] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   92.437566][ T2384] RSP: 0018:ffa00000048c71b0 EFLAGS: 00010286
[   92.437906][ T2384] RAX: 00000000ffffffa6 RBX: ff11000013597700 RCX: 1ff4000000918dfc
[   92.438293][ T2384] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000135977bc
[   92.438706][ T2384] RBP: ff110000159fa000 R08: 1fe22000026b2ef9 R09: ff1100001a4d2e80
[   92.439110][ T2384] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   92.439640][ T2384] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab720900
[   92.440121][ T2384] FS:  00007fa4a57b4840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   92.440695][ T2384] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   92.441041][ T2384] CR2: 00007fa4a59ad460 CR3: 000000001ab8f001 CR4: 0000000000771ef0
[   92.441446][ T2384] PKRU: 55555554
[   92.441679][ T2384] Call Trace:
[   92.441901][ T2384]  <TASK>
[   92.442073][ T2384]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   92.442374][ T2384]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   92.442615][ T2384]  __dev_notify_flags (net/core/dev.c:9787)
[   92.442898][ T2384]  ? netif_change_name (net/core/dev.c:1495)
[   92.443178][ T2384]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   92.443535][ T2384]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   92.443820][ T2384]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   92.444099][ T2384]  ? br_dev_newlink (net/bridge/br_netlink.c:1604)
[   92.444394][ T2384]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   92.444685][ T2384]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   92.444963][ T2384]  ? __dev_get_by_name (net/core/dev.c:883)
[   92.445232][ T2384]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   92.445546][ T2384]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   92.445834][ T2384]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   92.446115][ T2384]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   92.446409][ T2384]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   92.446699][ T2384]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   92.446975][ T2384]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   92.447253][ T2384]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   92.447565][ T2384]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   92.447845][ T2384]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   92.448120][ T2384]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   92.448418][ T2384]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   92.448701][ T2384]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   92.448978][ T2384]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   92.449258][ T2384]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   92.449554][ T2384]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   92.449835][ T2384]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   92.450101][ T2384]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   92.450398][ T2384]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   92.450704][ T2384]  ? 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))
[   92.450984][ T2384]  ? 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))
[   92.451266][ T2384]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   92.451569][ T2384]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   92.451850][ T2384]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   92.452129][ T2384]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   92.452427][ T2384]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   92.452718][ T2384]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   92.453003][ T2384]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   92.453285][ T2384]  ? copy_msghdr_from_user (net/socket.c:2635)
[   92.453588][ T2384]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   92.453916][ T2384]  ? move_addr_to_kernel (net/socket.c:258)
[   92.454186][ T2384]  ___sys_sendmsg (net/socket.c:2752)
[   92.454483][ T2384]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   92.454775][ T2384]  ? copy_msghdr_from_user (net/socket.c:2603)
[   92.455076][ T2384]  ? 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))
[   92.455378][ T2384]  __sys_sendmsg (net/socket.c:2784)
[   92.455699][ T2384]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   92.455985][ T2384]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.456265][ T2384]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.456567][ T2384]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   92.456849][ T2384]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   92.457129][ T2384]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   92.457428][ T2384]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   92.457768][ T2384] RIP: 0033:0x7fa4a59ee08e
[   92.458051][ T2384] 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
[   92.458909][ T2384] RSP: 002b:00007ffe0cd718a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   92.459300][ T2384] RAX: ffffffffffffffda RBX: 00007ffe0cd72048 RCX: 00007fa4a59ee08e
[   92.459708][ T2384] RDX: 0000000000000000 RSI: 00007ffe0cd71950 RDI: 0000000000000005
[   92.460091][ T2384] RBP: 00007ffe0cd718b0 R08: 0000000000000000 R09: 0000000000000000
[   92.460492][ T2384] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d5
[   92.460890][ T2384] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe0cd72020
| [   92.505433][ T2385] ------------[ cut here ]------------
| [   92.505711][ T2385] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2385
| [   92.506183][ T2385] Modules linked in: vxlan
| [   92.506980][ T2385] Tainted: [W]=WARN
[   92.507199][ T2385] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   92.507546][ T2385] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   92.507882][ T2385] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   92.508861][ T2385] RSP: 0018:ffa00000048d7020 EFLAGS: 00010286
[   92.509360][ T2385] RAX: 00000000ffffffa6 RBX: ff1100001345f700 RCX: 1ff400000091adca
[   92.509845][ T2385] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001345f7bc
[   92.510345][ T2385] RBP: ff110000159fa000 R08: 1fe220000268bef9 R09: ff11000016de5158
[   92.510733][ T2385] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   92.511106][ T2385] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   92.511498][ T2385] FS:  00007fd6789e6840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   92.511940][ T2385] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   92.512253][ T2385] CR2: 000000001e4a2988 CR3: 000000001aec1004 CR4: 0000000000771ef0
[   92.512651][ T2385] PKRU: 55555554
[   92.512866][ T2385] Call Trace:
[   92.513078][ T2385]  <TASK>
[   92.513242][ T2385]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   92.513534][ T2385]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   92.513811][ T2385]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   92.514034][ T2385]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   92.514302][ T2385]  __dev_notify_flags (net/core/dev.c:9787)
[   92.514601][ T2385]  ? netif_change_name (net/core/dev.c:1495)
[   92.514871][ T2385]  ? __dev_change_flags (net/core/dev.c:9752)
[   92.515141][ T2385]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   92.515427][ T2385]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   92.515712][ T2385]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   92.515991][ T2385]  netif_change_flags (net/core/dev.c:9820)
[   92.516256][ T2385]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   92.516548][ T2385]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   92.516824][ T2385]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   92.517096][ T2385]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   92.517435][ T2385]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   92.517716][ T2385]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   92.517989][ T2385]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   92.518257][ T2385]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   92.518551][ T2385]  ? __kernel_text_address (kernel/extable.c:79)
[   92.518825][ T2385]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   92.519098][ T2385]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   92.519383][ T2385]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   92.519666][ T2385]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.519942][ T2385]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   92.520196][ T2385]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.520481][ T2385]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.520760][ T2385]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   92.521028][ T2385]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   92.521296][ T2385]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   92.521592][ T2385]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   92.521868][ T2385]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   92.522149][ T2385]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   92.522442][ T2385]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   92.522725][ T2385]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   92.522992][ T2385]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   92.523262][ T2385]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   92.523545][ T2385]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   92.523816][ T2385]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   92.524092][ T2385]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   92.524374][ T2385]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   92.524653][ T2385]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   92.524924][ T2385]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   92.525179][ T2385]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   92.525469][ T2385]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   92.525746][ T2385]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   92.526011][ T2385]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   92.526282][ T2385]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   92.526579][ T2385]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   92.526846][ T2385]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   92.527113][ T2385]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   92.527400][ T2385]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   92.527679][ T2385]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   92.527955][ T2385]  ? 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))
[   92.528225][ T2385]  ? 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))
[   92.528517][ T2385]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   92.528799][ T2385]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   92.529056][ T2385]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   92.529347][ T2385]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   92.529629][ T2385]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   92.529904][ T2385]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   92.530174][ T2385]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   92.530466][ T2385]  ? copy_msghdr_from_user (net/socket.c:2635)
[   92.530743][ T2385]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   92.531058][ T2385]  ? move_addr_to_kernel (net/socket.c:258)
[   92.531346][ T2385]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   92.531626][ T2385]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   92.531900][ T2385]  ___sys_sendmsg (net/socket.c:2752)
[   92.532169][ T2385]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   92.532510][ T2385]  ? copy_msghdr_from_user (net/socket.c:2603)
[   92.532812][ T2385]  __sys_sendmsg (net/socket.c:2784)
[   92.533080][ T2385]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   92.533365][ T2385]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   92.533700][ T2385]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   92.533974][ T2385]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.534250][ T2385]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   92.534549][ T2385]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   92.534821][ T2385]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   92.535093][ T2385]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   92.535430][ T2385] RIP: 0033:0x7fd678c2008e
[   92.535722][ T2385] 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
[   92.536573][ T2385] RSP: 002b:00007ffd7dcee2d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   92.536952][ T2385] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd678c2008e
[   92.537346][ T2385] RDX: 0000000000000000 RSI: 00007ffd7dcee380 RDI: 0000000000000005
[   92.537730][ T2385] RBP: 00007ffd7dcee2e0 R08: 0000000000000000 R09: 0000000000000000
[   92.538095][ T2385] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d5
[   92.538481][ T2385] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd7dceea50
| [   92.580157][ T2386] ------------[ cut here ]------------
| [   92.580324][ T2386] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2386
| [   92.580611][ T2386] Modules linked in: vxlan
| [   92.581038][ T2386] Tainted: [W]=WARN
[   92.581144][ T2386] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   92.581326][ T2386] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   92.581507][ T2386] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   92.582004][ T2386] RSP: 0018:ffa00000048d6e30 EFLAGS: 00010286
[   92.582180][ T2386] RAX: 00000000ffffffa6 RBX: ff11000002786200 RCX: 1ff400000091ad8c
[   92.582491][ T2386] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000027862bc
[   92.582705][ T2386] RBP: ff11000015b44000 R08: 1fe22000004f0c59 R09: ff11000016c20b80
[   92.583010][ T2386] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   92.583218][ T2386] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000001f80b04
[   92.583511][ T2386] FS:  00007fa4af2e2840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   92.583761][ T2386] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   92.583934][ T2386] CR2: 00007f55df493db0 CR3: 000000001ab8e005 CR4: 0000000000771ef0
[   92.584153][ T2386] PKRU: 55555554
[   92.584262][ T2386] Call Trace:
[   92.584440][ T2386]  <TASK>
[   92.584513][ T2386]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   92.584658][ T2386]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   92.584797][ T2386]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   92.584903][ T2386]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   92.585045][ T2386]  __dev_notify_flags (net/core/dev.c:9787)
[   92.585187][ T2386]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   92.585336][ T2386]  ? 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)
[   92.585476][ T2386]  ? netif_change_name (net/core/dev.c:1495)
[   92.585624][ T2386]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   92.585761][ T2386]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   92.585898][ T2386]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   92.586039][ T2386]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   92.586182][ T2386]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   92.586326][ T2386]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   92.586472][ T2386]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   92.586617][ T2386]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   92.586757][ T2386]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   92.586899][ T2386]  veth_newlink (drivers/net/veth.c:1871)
[   92.587044][ T2386]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   92.587182][ T2386]  ? kasan_save_stack (mm/kasan/common.c:57)
[   92.587328][ T2386]  ? kasan_save_track (mm/kasan/common.c:78)
[   92.587465][ T2386]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   92.587625][ T2386]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   92.587763][ T2386]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   92.587906][ T2386]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   92.588047][ T2386]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   92.588190][ T2386]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   92.588334][ T2386]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   92.588475][ T2386]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   92.588619][ T2386]  ? __dev_get_by_name (net/core/dev.c:883)
[   92.588763][ T2386]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   92.588905][ T2386]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   92.589051][ T2386]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   92.589193][ T2386]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   92.589333][ T2386]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   92.589471][ T2386]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   92.589616][ T2386]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   92.589754][ T2386]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   92.589895][ T2386]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   92.590039][ T2386]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   92.590181][ T2386]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   92.590330][ T2386]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   92.590469][ T2386]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   92.590611][ T2386]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   92.590754][ T2386]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   92.590892][ T2386]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   92.591035][ T2386]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   92.591273][ T2386]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   92.591515][ T2386]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   92.591664][ T2386]  ? 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))
[   92.591802][ T2386]  ? 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))
[   92.592127][ T2386]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   92.592267][ T2386]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   92.592509][ T2386]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   92.592656][ T2386]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   92.592794][ T2386]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   92.592932][ T2386]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   92.593077][ T2386]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   92.593216][ T2386]  ? copy_msghdr_from_user (net/socket.c:2635)
[   92.593453][ T2386]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   92.593629][ T2386]  ? move_addr_to_kernel (net/socket.c:258)
[   92.593773][ T2386]  ___sys_sendmsg (net/socket.c:2752)
[   92.593908][ T2386]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   92.594049][ T2386]  ? copy_msghdr_from_user (net/socket.c:2603)
[   92.594196][ T2386]  ? 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))
[   92.594343][ T2386]  __sys_sendmsg (net/socket.c:2784)
[   92.594483][ T2386]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   92.594630][ T2386]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.594770][ T2386]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.594907][ T2386]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   92.595049][ T2386]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   92.595186][ T2386]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   92.595332][ T2386]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   92.595504][ T2386] RIP: 0033:0x7fa4af51c08e
[   92.595752][ T2386] 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
[   92.596243][ T2386] RSP: 002b:00007ffe2d9603d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   92.596652][ T2386] RAX: ffffffffffffffda RBX: 00007ffe2d960b68 RCX: 00007fa4af51c08e
[   92.596860][ T2386] RDX: 0000000000000000 RSI: 00007ffe2d960480 RDI: 0000000000000005
[   92.597160][ T2386] RBP: 00007ffe2d9603e0 R08: 0000000000000000 R09: 0000000000000000
[   92.597373][ T2386] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d5
[   92.597588][ T2386] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe2d960b40
| [   92.606169][ T2386] ------------[ cut here ]------------
| [   92.606454][ T2386] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2386
| [   92.606728][ T2386] Modules linked in: vxlan
| [   92.607140][ T2386] Tainted: [W]=WARN
[   92.607244][ T2386] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   92.607422][ T2386] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   92.607608][ T2386] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   92.608098][ T2386] RSP: 0018:ffa00000048d71b0 EFLAGS: 00010286
[   92.608280][ T2386] RAX: 00000000ffffffa6 RBX: ff11000015caaac0 RCX: 1ff400000091adfc
[   92.608491][ T2386] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000015caab7c
[   92.608721][ T2386] RBP: ff11000015b41000 R08: 1fe2200002b95571 R09: ff11000016c20b80
[   92.608920][ T2386] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   92.609134][ T2386] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab603b20
[   92.609349][ T2386] FS:  00007fa4af2e2840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   92.609595][ T2386] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   92.609763][ T2386] CR2: 00007f5e0d4a1574 CR3: 000000001ab8e002 CR4: 0000000000771ef0
[   92.609974][ T2386] PKRU: 55555554
[   92.610076][ T2386] Call Trace:
[   92.610179][ T2386]  <TASK>
[   92.610249][ T2386]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   92.610395][ T2386]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   92.610500][ T2386]  __dev_notify_flags (net/core/dev.c:9787)
[   92.610647][ T2386]  ? netif_change_name (net/core/dev.c:1495)
[   92.610817][ T2386]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   92.610954][ T2386]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   92.611096][ T2386]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   92.611235][ T2386]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   92.611385][ T2386]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   92.611530][ T2386]  ? __dev_get_by_name (net/core/dev.c:883)
[   92.611665][ T2386]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   92.611818][ T2386]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   92.611961][ T2386]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   92.612102][ T2386]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   92.612238][ T2386]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   92.612391][ T2386]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   92.612529][ T2386]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   92.612664][ T2386]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   92.612801][ T2386]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   92.612937][ T2386]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   92.613075][ T2386]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   92.613211][ T2386]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   92.613355][ T2386]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   92.613491][ T2386]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   92.613633][ T2386]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   92.613767][ T2386]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   92.613903][ T2386]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   92.614040][ T2386]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   92.614182][ T2386]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   92.614329][ T2386]  ? 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))
[   92.614470][ T2386]  ? 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))
[   92.614614][ T2386]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   92.614750][ T2386]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   92.614902][ T2386]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   92.615043][ T2386]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   92.615181][ T2386]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   92.615325][ T2386]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   92.615464][ T2386]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   92.615606][ T2386]  ? copy_msghdr_from_user (net/socket.c:2635)
[   92.615743][ T2386]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   92.615910][ T2386]  ? move_addr_to_kernel (net/socket.c:258)
[   92.616054][ T2386]  ___sys_sendmsg (net/socket.c:2752)
[   92.616190][ T2386]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   92.616330][ T2386]  ? copy_msghdr_from_user (net/socket.c:2603)
[   92.616477][ T2386]  ? 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))
[   92.616623][ T2386]  __sys_sendmsg (net/socket.c:2784)
[   92.616758][ T2386]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   92.616902][ T2386]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.617040][ T2386]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.617182][ T2386]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   92.617323][ T2386]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   92.617466][ T2386]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   92.617609][ T2386]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   92.617774][ T2386] RIP: 0033:0x7fa4af51c08e
[   92.617920][ T2386] 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
[   92.618511][ T2386] RSP: 002b:00007ffe2d9603d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   92.618718][ T2386] RAX: ffffffffffffffda RBX: 00007ffe2d960b68 RCX: 00007fa4af51c08e
[   92.619108][ T2386] RDX: 0000000000000000 RSI: 00007ffe2d960480 RDI: 0000000000000005
[   92.619313][ T2386] RBP: 00007ffe2d9603e0 R08: 0000000000000000 R09: 0000000000000000
[   92.619527][ T2386] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d5
[   92.619823][ T2386] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe2d960b40
| [   92.666992][ T2389] ------------[ cut here ]------------
| [   92.667157][ T2389] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2389
| [   92.667427][ T2389] Modules linked in: vxlan
| [   92.667823][ T2389] Tainted: [W]=WARN
[   92.667919][ T2389] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   92.668083][ T2389] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   92.668252][ T2389] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   92.668716][ T2389] RSP: 0018:ffa00000048d6ff8 EFLAGS: 00010286
[   92.668876][ T2389] RAX: 00000000ffffffa6 RBX: ff11000013597000 RCX: 1ff400000091adc5
[   92.669072][ T2389] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000135970bc
[   92.669261][ T2389] RBP: ff11000015b41000 R08: 1fe22000026b2e19 R09: ff11000015e80b58
[   92.669460][ T2389] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   92.669657][ T2389] R13: 0000000000000000 R14: ffa00000048d7140 R15: ff11000001f81fd0
[   92.669856][ T2389] FS:  00007f04254ed840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   92.670082][ T2389] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   92.670244][ T2389] CR2: 000000001fd19988 CR3: 000000001aed2006 CR4: 0000000000771ef0
[   92.670448][ T2389] PKRU: 55555554
[   92.670550][ T2389] Call Trace:
[   92.670650][ T2389]  <TASK>
[   92.670716][ T2389]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   92.670847][ T2389]  __dev_change_net_namespace (net/core/dev.c:12635)
[   92.671009][ T2389]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   92.671143][ T2389]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   92.671277][ T2389]  ? default_device_exit_batch (net/core/dev.c:13091)
[   92.671444][ T2389]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   92.671585][ T2389]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   92.671714][ T2389]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   92.671839][ T2389]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   92.671971][ T2389]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   92.672106][ T2389]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   92.672240][ T2389]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   92.672380][ T2389]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   92.672515][ T2389]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   92.672681][ T2389]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   92.672810][ T2389]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   92.672935][ T2389]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   92.673064][ T2389]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   92.673194][ T2389]  ? __kernel_text_address (kernel/extable.c:79)
[   92.673332][ T2389]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   92.673463][ T2389]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   92.673599][ T2389]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   92.673726][ T2389]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.673855][ T2389]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   92.673986][ T2389]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.674114][ T2389]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.674246][ T2389]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   92.674442][ T2389]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   92.674585][ T2389]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   92.674714][ T2389]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   92.674844][ T2389]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   92.674977][ T2389]  ? nla_get_range_signed (lib/nlattr.c:270)
[   92.675109][ T2389]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   92.675240][ T2389]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   92.675378][ T2389]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   92.675509][ T2389]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   92.675642][ T2389]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   92.675768][ T2389]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   92.675899][ T2389]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   92.676040][ T2389]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   92.676166][ T2389]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   92.676291][ T2389]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   92.676423][ T2389]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   92.676561][ T2389]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   92.676688][ T2389]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   92.676814][ T2389]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   92.676946][ T2389]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   92.677077][ T2389]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   92.677208][ T2389]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   92.677341][ T2389]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   92.677471][ T2389]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   92.677604][ T2389]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   92.677731][ T2389]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   92.677859][ T2389]  ? 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))
[   92.677987][ T2389]  ? 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))
[   92.678114][ T2389]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   92.678242][ T2389]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   92.678376][ T2389]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   92.678506][ T2389]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   92.678641][ T2389]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   92.678770][ T2389]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   92.678900][ T2389]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   92.679030][ T2389]  ? copy_msghdr_from_user (net/socket.c:2635)
[   92.679161][ T2389]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   92.679327][ T2389]  ? move_addr_to_kernel (net/socket.c:258)
[   92.679473][ T2389]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   92.679612][ T2389]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   92.679740][ T2389]  ___sys_sendmsg (net/socket.c:2752)
[   92.679867][ T2389]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   92.680038][ T2389]  ? copy_msghdr_from_user (net/socket.c:2603)
[   92.680177][ T2389]  __sys_sendmsg (net/socket.c:2784)
[   92.680307][ T2389]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   92.680439][ T2389]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   92.680609][ T2389]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   92.680739][ T2389]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.680870][ T2389]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   92.681006][ T2389]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   92.681135][ T2389]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   92.681279][ T2389]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   92.681444][ T2389] RIP: 0033:0x7f042572708e
[   92.681586][ T2389] 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
[   92.682047][ T2389] RSP: 002b:00007ffe10e4c020 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   92.682241][ T2389] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f042572708e
[   92.682443][ T2389] RDX: 0000000000000000 RSI: 00007ffe10e4c0d0 RDI: 0000000000000005
[   92.682646][ T2389] RBP: 00007ffe10e4c030 R08: 0000000000000000 R09: 0000000000000000
[   92.682833][ T2389] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d5
[   92.683026][ T2389] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe10e4c790
| [   92.685645][ T2389] ------------[ cut here ]------------
| [   92.685784][ T2389] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2389
| [   92.686043][ T2389] Modules linked in: vxlan
| [   92.686651][ T2389] Tainted: [W]=WARN
[   92.686752][ T2389] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   92.686915][ T2389] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   92.687084][ T2389] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   92.687555][ T2389] RSP: 0018:ffa00000048d6fc0 EFLAGS: 00010286
[   92.687717][ T2389] RAX: 00000000ffffffa6 RBX: ff11000002786580 RCX: 1ff400000091adbe
[   92.687910][ T2389] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278663c
[   92.688102][ T2389] RBP: ff11000015b41000 R08: 1fe22000004f0cc9 R09: ff11000015e80b58
[   92.688296][ T2389] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   92.688498][ T2389] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000001f81fd0
[   92.688696][ T2389] FS:  00007f04254ed840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   92.688928][ T2389] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   92.689099][ T2389] CR2: 000000001fd19988 CR3: 000000001aed2006 CR4: 0000000000771ef0
[   92.689293][ T2389] PKRU: 55555554
[   92.689397][ T2389] Call Trace:
[   92.689494][ T2389]  <TASK>
[   92.689567][ T2389]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   92.689697][ T2389]  ? notifier_call_chain (kernel/notifier.c:85)
[   92.689830][ T2389]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   92.689930][ T2389]  __dev_change_net_namespace (net/core/dev.c:12695)
[   92.690096][ T2389]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   92.690223][ T2389]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   92.690359][ T2389]  ? default_device_exit_batch (net/core/dev.c:13091)
[   92.690527][ T2389]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   92.690656][ T2389]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   92.690783][ T2389]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   92.690912][ T2389]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   92.691046][ T2389]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   92.691177][ T2389]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   92.691310][ T2389]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   92.691451][ T2389]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   92.691587][ T2389]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   92.691748][ T2389]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   92.691877][ T2389]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   92.692009][ T2389]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   92.692137][ T2389]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   92.692268][ T2389]  ? __kernel_text_address (kernel/extable.c:79)
[   92.692411][ T2389]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   92.692556][ T2389]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   92.692684][ T2389]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   92.692818][ T2389]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.692952][ T2389]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   92.693080][ T2389]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.693209][ T2389]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.693345][ T2389]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   92.693480][ T2389]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   92.693616][ T2389]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   92.693744][ T2389]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   92.693873][ T2389]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   92.694004][ T2389]  ? nla_get_range_signed (lib/nlattr.c:270)
[   92.694136][ T2389]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   92.694268][ T2389]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   92.694410][ T2389]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   92.694546][ T2389]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   92.694675][ T2389]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   92.694805][ T2389]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   92.694940][ T2389]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   92.695076][ T2389]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   92.695206][ T2389]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   92.695345][ T2389]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   92.695476][ T2389]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   92.695619][ T2389]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   92.695750][ T2389]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   92.695879][ T2389]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   92.696012][ T2389]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   92.696141][ T2389]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   92.696273][ T2389]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   92.696414][ T2389]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   92.696553][ T2389]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   92.696776][ T2389]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   92.696906][ T2389]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   92.697040][ T2389]  ? 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))
[   92.697168][ T2389]  ? 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))
[   92.697300][ T2389]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   92.697440][ T2389]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   92.697584][ T2389]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   92.697713][ T2389]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   92.697842][ T2389]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   92.697976][ T2389]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   92.698192][ T2389]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   92.698329][ T2389]  ? copy_msghdr_from_user (net/socket.c:2635)
[   92.698459][ T2389]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   92.698626][ T2389]  ? move_addr_to_kernel (net/socket.c:258)
[   92.698755][ T2389]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   92.698884][ T2389]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   92.699018][ T2389]  ___sys_sendmsg (net/socket.c:2752)
[   92.699146][ T2389]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   92.699311][ T2389]  ? copy_msghdr_from_user (net/socket.c:2603)
[   92.699460][ T2389]  __sys_sendmsg (net/socket.c:2784)
[   92.699598][ T2389]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   92.699727][ T2389]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   92.699890][ T2389]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   92.700021][ T2389]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.700151][ T2389]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   92.700280][ T2389]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   92.700418][ T2389]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   92.700554][ T2389]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   92.700718][ T2389] RIP: 0033:0x7f042572708e
[   92.701215][ T2389] 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
[   92.701686][ T2389] RSP: 002b:00007ffe10e4c020 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   92.701883][ T2389] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f042572708e
[   92.702078][ T2389] RDX: 0000000000000000 RSI: 00007ffe10e4c0d0 RDI: 0000000000000005
[   92.702274][ T2389] RBP: 00007ffe10e4c030 R08: 0000000000000000 R09: 0000000000000000
[   92.702740][ T2389] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d5
[   92.702937][ T2389] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe10e4c790
| [   92.764977][ T2393] ------------[ cut here ]------------
| [   92.765136][ T2393] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2393
| [   92.765430][ T2393] Modules linked in: vxlan
| [   92.765829][ T2393] Tainted: [W]=WARN
[   92.765926][ T2393] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   92.766093][ T2393] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   92.766261][ T2393] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   92.766729][ T2393] RSP: 0018:ffa00000048d6ff8 EFLAGS: 00010286
[   92.766891][ T2393] RAX: 00000000ffffffa6 RBX: ff11000010a56040 RCX: 1ff400000091adc5
[   92.767083][ T2393] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010a560fc
[   92.767272][ T2393] RBP: ff11000015b44000 R08: 1fe220000214ac21 R09: ff11000016de2e58
[   92.767468][ T2393] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   92.767658][ T2393] R13: 0000000000000000 R14: ffa00000048d7140 R15: ff1100001b1cb850
[   92.767848][ T2393] FS:  00007fa0388ba840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   92.768074][ T2393] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   92.768236][ T2393] CR2: 00000000140f8988 CR3: 000000001ac74001 CR4: 0000000000771ef0
[   92.768434][ T2393] PKRU: 55555554
[   92.768535][ T2393] Call Trace:
[   92.768635][ T2393]  <TASK>
[   92.768702][ T2393]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   92.768832][ T2393]  __dev_change_net_namespace (net/core/dev.c:12635)
[   92.768994][ T2393]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   92.769123][ T2393]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   92.769250][ T2393]  ? default_device_exit_batch (net/core/dev.c:13091)
[   92.769418][ T2393]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   92.769549][ T2393]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   92.769676][ T2393]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   92.769805][ T2393]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   92.769932][ T2393]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   92.770064][ T2393]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   92.770192][ T2393]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   92.770327][ T2393]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   92.770456][ T2393]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   92.770621][ T2393]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   92.770753][ T2393]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   92.770879][ T2393]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   92.771010][ T2393]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   92.771143][ T2393]  ? __kernel_text_address (kernel/extable.c:79)
[   92.771271][ T2393]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   92.771405][ T2393]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   92.771536][ T2393]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   92.771664][ T2393]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.771790][ T2393]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   92.771915][ T2393]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.772042][ T2393]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.772169][ T2393]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   92.772297][ T2393]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   92.772431][ T2393]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   92.772564][ T2393]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   92.772690][ T2393]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   92.772817][ T2393]  ? nla_get_range_signed (lib/nlattr.c:270)
[   92.772949][ T2393]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   92.773078][ T2393]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   92.773214][ T2393]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   92.773350][ T2393]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   92.773477][ T2393]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   92.773609][ T2393]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   92.773733][ T2393]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   92.773862][ T2393]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   92.773989][ T2393]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   92.774116][ T2393]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   92.774243][ T2393]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   92.774377][ T2393]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   92.774505][ T2393]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   92.774637][ T2393]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   92.774762][ T2393]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   92.774887][ T2393]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   92.775017][ T2393]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   92.775142][ T2393]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   92.775271][ T2393]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   92.775404][ T2393]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   92.775536][ T2393]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   92.775666][ T2393]  ? 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))
[   92.775792][ T2393]  ? 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))
[   92.775921][ T2393]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   92.776050][ T2393]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   92.776179][ T2393]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   92.776306][ T2393]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   92.776440][ T2393]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   92.776571][ T2393]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   92.776698][ T2393]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   92.776824][ T2393]  ? copy_msghdr_from_user (net/socket.c:2635)
[   92.776955][ T2393]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   92.777112][ T2393]  ? move_addr_to_kernel (net/socket.c:258)
[   92.777239][ T2393]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   92.777371][ T2393]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   92.777500][ T2393]  ___sys_sendmsg (net/socket.c:2752)
[   92.777628][ T2393]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   92.777783][ T2393]  ? copy_msghdr_from_user (net/socket.c:2603)
[   92.777922][ T2393]  __sys_sendmsg (net/socket.c:2784)
[   92.778052][ T2393]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   92.778178][ T2393]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   92.778343][ T2393]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   92.778468][ T2393]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.778598][ T2393]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   92.778724][ T2393]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   92.778853][ T2393]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   92.778984][ T2393]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   92.779139][ T2393] RIP: 0033:0x7fa038af408e
[   92.779272][ T2393] 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
[   92.779736][ T2393] RSP: 002b:00007ffd4b7e43b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   92.779926][ T2393] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa038af408e
[   92.780119][ T2393] RDX: 0000000000000000 RSI: 00007ffd4b7e4460 RDI: 0000000000000005
[   92.780310][ T2393] RBP: 00007ffd4b7e43c0 R08: 0000000000000000 R09: 0000000000000000
[   92.780510][ T2393] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d5
[   92.780708][ T2393] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd4b7e4b20
| [   92.783308][ T2393] ------------[ cut here ]------------
| [   92.783449][ T2393] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2393
| [   92.783709][ T2393] Modules linked in: vxlan
| [   92.784115][ T2393] Tainted: [W]=WARN
[   92.784214][ T2393] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   92.784383][ T2393] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   92.784557][ T2393] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   92.785016][ T2393] RSP: 0018:ffa00000048d6fc0 EFLAGS: 00010286
[   92.785180][ T2393] RAX: 00000000ffffffa6 RBX: ff11000010a578c0 RCX: 1ff400000091adbe
[   92.785376][ T2393] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010a5797c
[   92.785577][ T2393] RBP: ff11000015b44000 R08: 1fe220000214af31 R09: ff11000016de2e58
[   92.785768][ T2393] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   92.785962][ T2393] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001b1cb850
[   92.786156][ T2393] FS:  00007fa0388ba840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   92.786385][ T2393] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   92.786555][ T2393] CR2: 00000000140f8988 CR3: 000000001ac74001 CR4: 0000000000771ef0
[   92.786748][ T2393] PKRU: 55555554
[   92.786845][ T2393] Call Trace:
[   92.786945][ T2393]  <TASK>
[   92.787013][ T2393]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   92.787143][ T2393]  ? notifier_call_chain (kernel/notifier.c:85)
[   92.787274][ T2393]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   92.787378][ T2393]  __dev_change_net_namespace (net/core/dev.c:12695)
[   92.787546][ T2393]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   92.787674][ T2393]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   92.787803][ T2393]  ? default_device_exit_batch (net/core/dev.c:13091)
[   92.787967][ T2393]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   92.788094][ T2393]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   92.788224][ T2393]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   92.788357][ T2393]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   92.788487][ T2393]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   92.788622][ T2393]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   92.788752][ T2393]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   92.788881][ T2393]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   92.789015][ T2393]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   92.789178][ T2393]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   92.789307][ T2393]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   92.789440][ T2393]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   92.789572][ T2393]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   92.789699][ T2393]  ? __kernel_text_address (kernel/extable.c:79)
[   92.789828][ T2393]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   92.789959][ T2393]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   92.790089][ T2393]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   92.790218][ T2393]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.790373][ T2393]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   92.790500][ T2393]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.790629][ T2393]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.790756][ T2393]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   92.790892][ T2393]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   92.791029][ T2393]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   92.791158][ T2393]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   92.791287][ T2393]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   92.791421][ T2393]  ? nla_get_range_signed (lib/nlattr.c:270)
[   92.791562][ T2393]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   92.791694][ T2393]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   92.791823][ T2393]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   92.791957][ T2393]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   92.792088][ T2393]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   92.792221][ T2393]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   92.792355][ T2393]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   92.792486][ T2393]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   92.792629][ T2393]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   92.792761][ T2393]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   92.792890][ T2393]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   92.793025][ T2393]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   92.793156][ T2393]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   92.793283][ T2393]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   92.793420][ T2393]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   92.793555][ T2393]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   92.793687][ T2393]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   92.793814][ T2393]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   92.793947][ T2393]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   92.794076][ T2393]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   92.794205][ T2393]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   92.794343][ T2393]  ? 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))
[   92.794470][ T2393]  ? 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))
[   92.794609][ T2393]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   92.794741][ T2393]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   92.794868][ T2393]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   92.795000][ T2393]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   92.795130][ T2393]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   92.795258][ T2393]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   92.795399][ T2393]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   92.795533][ T2393]  ? copy_msghdr_from_user (net/socket.c:2635)
[   92.795668][ T2393]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   92.795827][ T2393]  ? move_addr_to_kernel (net/socket.c:258)
[   92.795957][ T2393]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   92.796084][ T2393]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   92.796215][ T2393]  ___sys_sendmsg (net/socket.c:2752)
[   92.796350][ T2393]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   92.796509][ T2393]  ? copy_msghdr_from_user (net/socket.c:2603)
[   92.796657][ T2393]  __sys_sendmsg (net/socket.c:2784)
[   92.796784][ T2393]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   92.796911][ T2393]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   92.797074][ T2393]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   92.797202][ T2393]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.797333][ T2393]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   92.797460][ T2393]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   92.797602][ T2393]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   92.797731][ T2393]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   92.797889][ T2393] RIP: 0033:0x7fa038af408e
[   92.798027][ T2393] 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
[   92.798487][ T2393] RSP: 002b:00007ffd4b7e43b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   92.798689][ T2393] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa038af408e
[   92.798880][ T2393] RDX: 0000000000000000 RSI: 00007ffd4b7e4460 RDI: 0000000000000005
[   92.799074][ T2393] RBP: 00007ffd4b7e43c0 R08: 0000000000000000 R09: 0000000000000000
[   92.799264][ T2393] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d5
[   92.799463][ T2393] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd4b7e4b20
| [   92.859124][ T2394] ------------[ cut here ]------------
| [   92.860139][ T2394] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2394
| [   92.860638][ T2394] Modules linked in: vxlan
| [   92.861420][ T2394] Tainted: [W]=WARN
[   92.861651][ T2394] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   92.861979][ T2394] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   92.862336][ T2394] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   92.863165][ T2394] RSP: 0018:ffa00000048e7020 EFLAGS: 00010286
[   92.863509][ T2394] RAX: 00000000ffffffa6 RBX: ff1100001472a740 RCX: 1ff400000091cdca
[   92.863893][ T2394] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001472a7fc
[   92.864277][ T2394] RBP: ff11000015b41000 R08: 1fe22000028e5501 R09: ff1100001b135158
[   92.864682][ T2394] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   92.865058][ T2394] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   92.865456][ T2394] FS:  00007fd241fa5840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   92.865907][ T2394] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   92.866219][ T2394] CR2: 000000003e4d6988 CR3: 000000001ad93005 CR4: 0000000000771ef0
[   92.866626][ T2394] PKRU: 55555554
[   92.866842][ T2394] Call Trace:
[   92.867057][ T2394]  <TASK>
[   92.867227][ T2394]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   92.867530][ T2394]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   92.867750][ T2394]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   92.868017][ T2394]  __dev_notify_flags (net/core/dev.c:9787)
[   92.868293][ T2394]  ? netif_change_name (net/core/dev.c:1495)
[   92.868588][ T2394]  ? __dev_change_flags (net/core/dev.c:9752)
[   92.868863][ T2394]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   92.869121][ T2394]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   92.869413][ T2394]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   92.869691][ T2394]  netif_change_flags (net/core/dev.c:9820)
[   92.869963][ T2394]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   92.870237][ T2394]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   92.870537][ T2394]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   92.870810][ T2394]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   92.871133][ T2394]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   92.871424][ T2394]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   92.871703][ T2394]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   92.871973][ T2394]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   92.872246][ T2394]  ? __kernel_text_address (kernel/extable.c:79)
[   92.872543][ T2394]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   92.872819][ T2394]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   92.873087][ T2394]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   92.873378][ T2394]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.873659][ T2394]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   92.873926][ T2394]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.874195][ T2394]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.874485][ T2394]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   92.874766][ T2394]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   92.875027][ T2394]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   92.875292][ T2394]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   92.875593][ T2394]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   92.875870][ T2394]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   92.876147][ T2394]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   92.876440][ T2394]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   92.876724][ T2394]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   92.876996][ T2394]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   92.877268][ T2394]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   92.877562][ T2394]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   92.877844][ T2394]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   92.878115][ T2394]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   92.878405][ T2394]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   92.878688][ T2394]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   92.878962][ T2394]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   92.879229][ T2394]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   92.879529][ T2394]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   92.879798][ T2394]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   92.880067][ T2394]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   92.880359][ T2394]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   92.880636][ T2394]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   92.880912][ T2394]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   92.881181][ T2394]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   92.881468][ T2394]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   92.881752][ T2394]  ? 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))
[   92.882018][ T2394]  ? 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))
[   92.882293][ T2394]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   92.882593][ T2394]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   92.882869][ T2394]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   92.883144][ T2394]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   92.883434][ T2394]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   92.883725][ T2394]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   92.884000][ T2394]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   92.884277][ T2394]  ? copy_msghdr_from_user (net/socket.c:2635)
[   92.884572][ T2394]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   92.884896][ T2394]  ? move_addr_to_kernel (net/socket.c:258)
[   92.885150][ T2394]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   92.885438][ T2394]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   92.885723][ T2394]  ___sys_sendmsg (net/socket.c:2752)
[   92.885991][ T2394]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   92.886333][ T2394]  ? copy_msghdr_from_user (net/socket.c:2603)
[   92.886638][ T2394]  __sys_sendmsg (net/socket.c:2784)
[   92.886917][ T2394]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   92.887189][ T2394]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   92.887543][ T2394]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   92.887819][ T2394]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.888094][ T2394]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   92.888380][ T2394]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   92.888663][ T2394]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   92.888937][ T2394]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   92.889257][ T2394] RIP: 0033:0x7fd2421df08e
[   92.889561][ T2394] 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
[   92.890398][ T2394] RSP: 002b:00007fffeda85840 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   92.890787][ T2394] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd2421df08e
[   92.891148][ T2394] RDX: 0000000000000000 RSI: 00007fffeda858f0 RDI: 0000000000000005
[   92.891549][ T2394] RBP: 00007fffeda85850 R08: 0000000000000000 R09: 0000000000000000
[   92.891929][ T2394] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d6
[   92.892308][ T2394] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffeda85fc0
| [   92.929983][ T2395] ------------[ cut here ]------------
| [   92.930132][ T2395] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2395
| [   92.930403][ T2395] Modules linked in: vxlan
| [   92.930824][ T2395] Tainted: [W]=WARN
[   92.930926][ T2395] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   92.931097][ T2395] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   92.931273][ T2395] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   92.931761][ T2395] RSP: 0018:ffa00000048f7020 EFLAGS: 00010286
[   92.931932][ T2395] RAX: 00000000ffffffa6 RBX: ff11000011e3c3c0 RCX: 1ff400000091edca
[   92.932133][ T2395] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e3c47c
[   92.932337][ T2395] RBP: ff11000015b44000 R08: 1fe22000023c7891 R09: ff1100001677ae58
[   92.932542][ T2395] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   92.932740][ T2395] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   92.932941][ T2395] FS:  00007f544eb54840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   92.933179][ T2395] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   92.933353][ T2395] CR2: 00000000132a4988 CR3: 0000000019585005 CR4: 0000000000771ef0
[   92.933561][ T2395] PKRU: 55555554
[   92.933659][ T2395] Call Trace:
[   92.933759][ T2395]  <TASK>
[   92.933828][ T2395]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   92.933966][ T2395]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   92.934068][ T2395]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   92.934200][ T2395]  __dev_notify_flags (net/core/dev.c:9787)
[   92.934345][ T2395]  ? netif_change_name (net/core/dev.c:1495)
[   92.934477][ T2395]  ? __dev_change_flags (net/core/dev.c:9752)
[   92.934617][ T2395]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   92.934749][ T2395]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   92.934881][ T2395]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   92.935017][ T2395]  netif_change_flags (net/core/dev.c:9820)
[   92.935153][ T2395]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   92.935284][ T2395]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   92.935424][ T2395]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   92.935563][ T2395]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   92.935727][ T2395]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   92.935857][ T2395]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   92.935989][ T2395]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   92.936122][ T2395]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   92.936253][ T2395]  ? __kernel_text_address (kernel/extable.c:79)
[   92.936391][ T2395]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   92.936530][ T2395]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   92.936662][ T2395]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   92.936793][ T2395]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.936924][ T2395]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   92.937059][ T2395]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.937190][ T2395]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.937327][ T2395]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   92.937460][ T2395]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   92.937598][ T2395]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   92.937729][ T2395]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   92.937862][ T2395]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   92.937999][ T2395]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   92.938136][ T2395]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   92.938270][ T2395]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   92.938406][ T2395]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   92.938543][ T2395]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   92.938674][ T2395]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   92.938804][ T2395]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   92.938936][ T2395]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   92.939073][ T2395]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   92.939205][ T2395]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   92.939343][ T2395]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   92.939476][ T2395]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   92.939615][ T2395]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   92.939745][ T2395]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   92.939874][ T2395]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   92.940008][ T2395]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   92.940143][ T2395]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   92.940273][ T2395]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   92.940412][ T2395]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   92.940552][ T2395]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   92.940685][ T2395]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   92.940820][ T2395]  ? 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))
[   92.940953][ T2395]  ? 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))
[   92.941086][ T2395]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   92.941219][ T2395]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   92.941356][ T2395]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   92.941488][ T2395]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   92.941629][ T2395]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   92.941763][ T2395]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   92.941897][ T2395]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   92.942032][ T2395]  ? copy_msghdr_from_user (net/socket.c:2635)
[   92.942170][ T2395]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   92.942338][ T2395]  ? move_addr_to_kernel (net/socket.c:258)
[   92.942471][ T2395]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   92.942610][ T2395]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   92.942748][ T2395]  ___sys_sendmsg (net/socket.c:2752)
[   92.942877][ T2395]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   92.943045][ T2395]  ? copy_msghdr_from_user (net/socket.c:2603)
[   92.943193][ T2395]  __sys_sendmsg (net/socket.c:2784)
[   92.943338][ T2395]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   92.943468][ T2395]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   92.943642][ T2395]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   92.943774][ T2395]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.943906][ T2395]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   92.944041][ T2395]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   92.944180][ T2395]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   92.944313][ T2395]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   92.944481][ T2395] RIP: 0033:0x7f544ed8e08e
[   92.944632][ T2395] 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
[   92.945098][ T2395] RSP: 002b:00007ffd0e2a8fb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   92.945298][ T2395] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f544ed8e08e
[   92.945499][ T2395] RDX: 0000000000000000 RSI: 00007ffd0e2a9060 RDI: 0000000000000005
[   92.945698][ T2395] RBP: 00007ffd0e2a8fc0 R08: 0000000000000000 R09: 0000000000000000
[   92.945892][ T2395] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d6
[   92.946088][ T2395] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd0e2a9730
| [   92.953218][   T36] ------------[ cut here ]------------
| [   92.953372][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/36
| [   92.953622][   T36] Modules linked in: vxlan
| [   92.954034][   T36] Tainted: [W]=WARN
[   92.954131][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   92.954284][   T36] Workqueue: events_unbound linkwatch_event
[   92.954449][   T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   92.954618][   T36] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   92.955058][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   92.955212][   T36] RAX: 00000000ffffffa6 RBX: ff11000005a15700 RCX: 1ff4000000051f02
[   92.955398][   T36] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005a157bc
[   92.955586][   T36] RBP: ff11000015b44000 R08: 1fe2200000b42af9 R09: ff11000001d751a8
[   92.955767][   T36] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   92.955948][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   92.956129][   T36] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   92.956348][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   92.956500][   T36] CR2: 000055669eb10d5c CR3: 0000000012f44005 CR4: 0000000000771ef0
[   92.956687][   T36] PKRU: 55555554
[   92.956777][   T36] Call Trace:
[   92.956868][   T36]  <TASK>
[   92.956931][   T36]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   92.957056][   T36]  ? notifier_call_chain (kernel/notifier.c:85)
[   92.957184][   T36]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   92.957277][   T36]  netif_state_change (net/core/dev.c:1605)
[   92.957405][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   92.957678][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   92.957805][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   92.957926][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   92.958051][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   92.958179][   T36]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   92.958301][   T36]  process_one_work (kernel/workqueue.c:3314)
[   92.958436][   T36]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   92.958563][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   92.958689][   T36]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   92.958819][   T36]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   92.958936][   T36]  kthread (kernel/kthread.c:436)
[   92.959031][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   92.959180][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   92.959302][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[   92.959431][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   92.959588][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   92.959709][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   92.959829][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   92.961512][   T36] ------------[ cut here ]------------
| [   92.961636][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/36
| [   92.961870][   T36] Modules linked in: vxlan
| [   92.962271][   T36] Tainted: [W]=WARN
[   92.962369][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   92.962531][   T36] Workqueue: events_unbound linkwatch_event
[   92.962688][   T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   92.962846][   T36] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   92.963279][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   92.963437][   T36] RAX: 00000000ffffffa6 RBX: ff110000194ea3c0 RCX: 1ff4000000051f02
[   92.963637][   T36] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000194ea47c
[   92.963816][   T36] RBP: ff11000015b41000 R08: 1fe220000329d491 R09: ff11000001d751a8
[   92.963998][   T36] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   92.964177][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   92.964367][   T36] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   92.964589][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   92.964741][   T36] CR2: 000055669eb10d5c CR3: 0000000012f44005 CR4: 0000000000771ef0
[   92.964922][   T36] PKRU: 55555554
[   92.965016][   T36] Call Trace:
[   92.965106][   T36]  <TASK>
[   92.965169][   T36]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   92.965290][   T36]  ? notifier_call_chain (kernel/notifier.c:85)
[   92.965417][   T36]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   92.965509][   T36]  netif_state_change (net/core/dev.c:1605)
[   92.965634][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   92.965785][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   92.965905][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   92.966030][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   92.966152][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   92.966270][   T36]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   92.966400][   T36]  process_one_work (kernel/workqueue.c:3314)
[   92.966536][   T36]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   92.966655][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   92.966779][   T36]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   92.966906][   T36]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   92.967037][   T36]  kthread (kernel/kthread.c:436)
[   92.967127][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   92.967301][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   92.967429][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[   92.967555][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   92.967703][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   92.967824][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   92.967949][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   92.993027][ T2396] ------------[ cut here ]------------
| [   92.993161][ T2396] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2396
| [   92.993427][ T2396] Modules linked in: vxlan
| [   92.993845][ T2396] Tainted: [W]=WARN
[   92.993950][ T2396] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   92.994117][ T2396] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   92.994290][ T2396] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   92.994777][ T2396] RSP: 0018:ffa00000048f6ee0 EFLAGS: 00010286
[   92.994949][ T2396] RAX: 00000000ffffffa6 RBX: ff110000130fa200 RCX: 1ff400000091eda2
[   92.995150][ T2396] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000130fa2bc
[   92.995354][ T2396] RBP: ff11000015b41000 R08: 1fe220000261f459 R09: ff110000159dd158
[   92.995565][ T2396] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   92.995768][ T2396] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   92.995970][ T2396] FS:  00007fb8e951e840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   92.996215][ T2396] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   92.996391][ T2396] CR2: 000000001a678988 CR3: 0000000016446002 CR4: 0000000000771ef0
[   92.996602][ T2396] PKRU: 55555554
[   92.996702][ T2396] Call Trace:
[   92.996803][ T2396]  <TASK>
[   92.996872][ T2396]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.997011][ T2396]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   92.997147][ T2396]  notifier_call_chain (kernel/notifier.c:85)
[   92.997284][ T2396]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   92.997975][ T2396]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   92.998120][ T2396]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   92.998258][ T2396]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   92.998400][ T2396]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[   92.998539][ T2396]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[   92.998672][ T2396]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   92.998807][ T2396]  ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:45)
[   92.998946][ T2396]  ? netdev_rx_handler_register (net/core/dev.c:5900)
[   92.999083][ T2396]  br_add_if (net/bridge/br_if.c:619)
[   92.999190][ T2396]  do_set_master (net/core/rtnetlink.c:3011)
[   92.999330][ T2396]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   92.999466][ T2396]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   92.999609][ T2396]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   92.999744][ T2396]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   92.999910][ T2396]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   93.000050][ T2396]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   93.000183][ T2396]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   93.000321][ T2396]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   93.000454][ T2396]  ? __kernel_text_address (kernel/extable.c:79)
[   93.000593][ T2396]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   93.000727][ T2396]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   93.000859][ T2396]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   93.000997][ T2396]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   93.001137][ T2396]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   93.001275][ T2396]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   93.001411][ T2396]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   93.001552][ T2396]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   93.001685][ T2396]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   93.001818][ T2396]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   93.001954][ T2396]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   93.002090][ T2396]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   93.002223][ T2396]  ? nla_get_range_signed (lib/nlattr.c:270)
[   93.002365][ T2396]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   93.002502][ T2396]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   93.002644][ T2396]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   93.002777][ T2396]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   93.002910][ T2396]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   93.003047][ T2396]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   93.003179][ T2396]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   93.003313][ T2396]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   93.003451][ T2396]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   93.003589][ T2396]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   93.003721][ T2396]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   93.003854][ T2396]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   93.003987][ T2396]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   93.004122][ T2396]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   93.004254][ T2396]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   93.004395][ T2396]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   93.004536][ T2396]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   93.004668][ T2396]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   93.004802][ T2396]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   93.004936][ T2396]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   93.005073][ T2396]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   93.005214][ T2396]  ? 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))
[   93.005351][ T2396]  ? 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))
[   93.005486][ T2396]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   93.005627][ T2396]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   93.005761][ T2396]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   93.005895][ T2396]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   93.006033][ T2396]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   93.006175][ T2396]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   93.006311][ T2396]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   93.006452][ T2396]  ? copy_msghdr_from_user (net/socket.c:2635)
[   93.006593][ T2396]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   93.006760][ T2396]  ? move_addr_to_kernel (net/socket.c:258)
[   93.006895][ T2396]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   93.007032][ T2396]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   93.007168][ T2396]  ___sys_sendmsg (net/socket.c:2752)
[   93.007299][ T2396]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   93.007470][ T2396]  ? copy_msghdr_from_user (net/socket.c:2603)
[   93.007622][ T2396]  __sys_sendmsg (net/socket.c:2784)
[   93.007755][ T2396]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   93.007888][ T2396]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   93.008058][ T2396]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   93.008194][ T2396]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   93.008331][ T2396]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   93.008467][ T2396]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   93.008604][ T2396]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   93.008736][ T2396]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   93.008900][ T2396] RIP: 0033:0x7fb8e975808e
[   93.009043][ T2396] 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
[   93.009530][ T2396] RSP: 002b:00007fff1abfb4e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   93.009731][ T2396] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb8e975808e
[   93.009930][ T2396] RDX: 0000000000000000 RSI: 00007fff1abfb590 RDI: 0000000000000005
[   93.010134][ T2396] RBP: 00007fff1abfb4f0 R08: 0000000000000000 R09: 0000000000000000
[   93.010339][ T2396] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d6
[   93.010548][ T2396] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff1abfbc60
| [   93.012227][ T2396] ------------[ cut here ]------------
| [   93.012374][ T2396] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2396
| [   93.012651][ T2396] Modules linked in: vxlan
| [   93.013076][ T2396] Tainted: [W]=WARN
[   93.013182][ T2396] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   93.013364][ T2396] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   93.013553][ T2396] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   93.014048][ T2396] RSP: 0018:ffa00000048f6ea0 EFLAGS: 00010286
[   93.014220][ T2396] RAX: 00000000ffffffa6 RBX: ff110000130fa740 RCX: 1ff400000091ed9a
[   93.014433][ T2396] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000130fa7fc
[   93.014646][ T2396] RBP: ff11000015b41000 R08: 1fe220000261f501 R09: ff110000159dd158
[   93.014850][ T2396] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[   93.015056][ T2396] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000017478408
[   93.015266][ T2396] FS:  00007fb8e951e840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   93.015518][ T2396] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   93.015698][ T2396] CR2: 000000001a678988 CR3: 0000000016446002 CR4: 0000000000771ef0
[   93.015905][ T2396] PKRU: 55555554
[   93.016012][ T2396] Call Trace:
[   93.016115][ T2396]  <TASK>
[   93.016186][ T2396]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   93.016335][ T2396]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   93.016476][ T2396]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   93.016591][ T2396]  __dev_notify_flags (net/core/dev.c:9787)
[   93.016733][ T2396]  ? netdev_notice (net/core/dev.c:13008)
[   93.016873][ T2396]  ? netif_change_name (net/core/dev.c:1495)
[   93.017019][ T2396]  ? dev_get_min_mp_channel_count (./include/net/netdev_lock.h:30 (discriminator 1))
[   93.017193][ T2396]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   93.017338][ T2396]  __dev_set_promiscuity (net/core/dev.c:9630)
[   93.017483][ T2396]  netif_set_promiscuity (net/core/dev.c:9639)
[   93.017632][ T2396]  dev_set_promiscuity (net/core/dev_api.c:288)
[   93.017774][ T2396]  br_port_set_promisc (net/bridge/br_if.c:108)
[   93.017913][ T2396]  br_manage_promisc (net/bridge/br_if.c:174)
[   93.018055][ T2396]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   93.018197][ T2396]  br_add_if (net/bridge/br_if.c:242 net/bridge/br_if.c:627)
[   93.018307][ T2396]  do_set_master (net/core/rtnetlink.c:3011)
[   93.018459][ T2396]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   93.018608][ T2396]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   93.018751][ T2396]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   93.018890][ T2396]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   93.019066][ T2396]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   93.019207][ T2396]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   93.019352][ T2396]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   93.019496][ T2396]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   93.019642][ T2396]  ? __kernel_text_address (kernel/extable.c:79)
[   93.019782][ T2396]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   93.019922][ T2396]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   93.020063][ T2396]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   93.020203][ T2396]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   93.020348][ T2396]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   93.020486][ T2396]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   93.020634][ T2396]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   93.020773][ T2396]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   93.020913][ T2396]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   93.021054][ T2396]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   93.021195][ T2396]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   93.021352][ T2396]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   93.021491][ T2396]  ? nla_get_range_signed (lib/nlattr.c:270)
[   93.021639][ T2396]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   93.021784][ T2396]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   93.021930][ T2396]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   93.022071][ T2396]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   93.022210][ T2396]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   93.022354][ T2396]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   93.022491][ T2396]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   93.022639][ T2396]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   93.022788][ T2396]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   93.022931][ T2396]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   93.023073][ T2396]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   93.023216][ T2396]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   93.023360][ T2396]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   93.023500][ T2396]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   93.023645][ T2396]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   93.023784][ T2396]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   93.023926][ T2396]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   93.024066][ T2396]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   93.024211][ T2396]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   93.024359][ T2396]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   93.024498][ T2396]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   93.024649][ T2396]  ? 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))
[   93.024787][ T2396]  ? 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))
[   93.024929][ T2396]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   93.025074][ T2396]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   93.025215][ T2396]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   93.025366][ T2396]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   93.025506][ T2396]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   93.025652][ T2396]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   93.025794][ T2396]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   93.025932][ T2396]  ? copy_msghdr_from_user (net/socket.c:2635)
[   93.026077][ T2396]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   93.026249][ T2396]  ? move_addr_to_kernel (net/socket.c:258)
[   93.026395][ T2396]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   93.026537][ T2396]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   93.026677][ T2396]  ___sys_sendmsg (net/socket.c:2752)
[   93.026814][ T2396]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   93.026989][ T2396]  ? copy_msghdr_from_user (net/socket.c:2603)
[   93.027142][ T2396]  __sys_sendmsg (net/socket.c:2784)
[   93.027284][ T2396]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   93.027428][ T2396]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   93.027609][ T2396]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   93.027749][ T2396]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   93.027890][ T2396]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   93.028034][ T2396]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   93.028176][ T2396]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   93.028323][ T2396]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   93.028497][ T2396] RIP: 0033:0x7fb8e975808e
[   93.028646][ T2396] 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
[   93.029146][ T2396] RSP: 002b:00007fff1abfb4e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   93.029363][ T2396] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb8e975808e
[   93.029578][ T2396] RDX: 0000000000000000 RSI: 00007fff1abfb590 RDI: 0000000000000005
[   93.029785][ T2396] RBP: 00007fff1abfb4f0 R08: 0000000000000000 R09: 0000000000000000
[   93.029992][ T2396] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d6
[   93.030203][ T2396] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff1abfbc60
| [   93.032539][ T2396] ------------[ cut here ]------------
| [   93.032673][ T2396] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2396
| [   93.032926][ T2396] Modules linked in: vxlan
| [   93.033342][ T2396] Tainted: [W]=WARN
[   93.033443][ T2396] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   93.033613][ T2396] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   93.033784][ T2396] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   93.034254][ T2396] RSP: 0018:ffa00000048f7000 EFLAGS: 00010286
[   93.034426][ T2396] RAX: 00000000ffffffa6 RBX: ff110000130fb1c0 RCX: 1ff400000091edc6
[   93.034630][ T2396] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000130fb27c
[   93.034828][ T2396] RBP: ff110000159fa000 R08: 1fe220000261f651 R09: ff110000159dd158
[   93.035026][ T2396] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   93.035221][ T2396] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   93.035423][ T2396] FS:  00007fb8e951e840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   93.035658][ T2396] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   93.035821][ T2396] CR2: 000000001a678988 CR3: 0000000016446002 CR4: 0000000000771ef0
[   93.036023][ T2396] PKRU: 55555554
[   93.036122][ T2396] Call Trace:
[   93.036224][ T2396]  <TASK>
[   93.036292][ T2396]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   93.036428][ T2396]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   93.036566][ T2396]  notifier_call_chain (kernel/notifier.c:85)
[   93.036706][ T2396]  call_netdevice_notifiers (net/core/dev.c:2287 net/core/dev.c:2301)
[   93.036837][ T2396]  ? __dev_open (./include/net/netdev_lock.h:33)
[   93.036982][ T2396]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[   93.037114][ T2396]  br_add_if (net/bridge/br_if.c:679)
[   93.037217][ T2396]  do_set_master (net/core/rtnetlink.c:3011)
[   93.037353][ T2396]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   93.037487][ T2396]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   93.037627][ T2396]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   93.037760][ T2396]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   93.037923][ T2396]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   93.038060][ T2396]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   93.038195][ T2396]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   93.038331][ T2396]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   93.038462][ T2396]  ? __kernel_text_address (kernel/extable.c:79)
[   93.038599][ T2396]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   93.038731][ T2396]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   93.038867][ T2396]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   93.039003][ T2396]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   93.039134][ T2396]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   93.039263][ T2396]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   93.039401][ T2396]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   93.039536][ T2396]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   93.039669][ T2396]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   93.039800][ T2396]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   93.039933][ T2396]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   93.040069][ T2396]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   93.040198][ T2396]  ? nla_get_range_signed (lib/nlattr.c:270)
[   93.040335][ T2396]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   93.040471][ T2396]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   93.040611][ T2396]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   93.040741][ T2396]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   93.040872][ T2396]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   93.041007][ T2396]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   93.041136][ T2396]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   93.041269][ T2396]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   93.041405][ T2396]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   93.041542][ T2396]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   93.041675][ T2396]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   93.041806][ T2396]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   93.041940][ T2396]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   93.042075][ T2396]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   93.042208][ T2396]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   93.042346][ T2396]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   93.042478][ T2396]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   93.042615][ T2396]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   93.042746][ T2396]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   93.042876][ T2396]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   93.043012][ T2396]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   93.043146][ T2396]  ? 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))
[   93.043276][ T2396]  ? 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))
[   93.043416][ T2396]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   93.043561][ T2396]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   93.043693][ T2396]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   93.043825][ T2396]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   93.043958][ T2396]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   93.044091][ T2396]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   93.044223][ T2396]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   93.044359][ T2396]  ? copy_msghdr_from_user (net/socket.c:2635)
[   93.044490][ T2396]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   93.044658][ T2396]  ? move_addr_to_kernel (net/socket.c:258)
[   93.044790][ T2396]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   93.044921][ T2396]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   93.045056][ T2396]  ___sys_sendmsg (net/socket.c:2752)
[   93.045186][ T2396]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   93.045354][ T2396]  ? copy_msghdr_from_user (net/socket.c:2603)
[   93.045497][ T2396]  __sys_sendmsg (net/socket.c:2784)
[   93.045633][ T2396]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   93.045763][ T2396]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   93.045937][ T2396]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   93.046072][ T2396]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   93.046209][ T2396]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   93.046346][ T2396]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   93.046477][ T2396]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   93.046620][ T2396]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   93.046784][ T2396] RIP: 0033:0x7fb8e975808e
[   93.046921][ T2396] 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
[   93.047401][ T2396] RSP: 002b:00007fff1abfb4e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   93.047602][ T2396] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb8e975808e
[   93.047798][ T2396] RDX: 0000000000000000 RSI: 00007fff1abfb590 RDI: 0000000000000005
[   93.048000][ T2396] RBP: 00007fff1abfb4f0 R08: 0000000000000000 R09: 0000000000000000
[   93.048196][ T2396] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d6
[   93.048396][ T2396] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff1abfbc60
| [   93.055896][ T2396] ------------[ cut here ]------------
| [   93.056039][ T2396] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2396
| [   93.056296][ T2396] Modules linked in: vxlan
| [   93.056705][ T2396] Tainted: [W]=WARN
[   93.056805][ T2396] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   93.056975][ T2396] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   93.057144][ T2396] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   93.057625][ T2396] RSP: 0018:ffa00000048f6f78 EFLAGS: 00010286
[   93.057789][ T2396] RAX: 00000000ffffffa6 RBX: ff110000130fb700 RCX: 1ff400000091edb5
[   93.057985][ T2396] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000130fb7bc
[   93.058180][ T2396] RBP: ff110000159fa000 R08: 1fe220000261f6f9 R09: ff110000159dd158
[   93.058379][ T2396] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   93.058583][ T2396] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[   93.058783][ T2396] FS:  00007fb8e951e840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   93.059014][ T2396] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   93.059181][ T2396] CR2: 000000001a678988 CR3: 0000000016446002 CR4: 0000000000771ef0
[   93.059385][ T2396] PKRU: 55555554
[   93.059483][ T2396] Call Trace:
[   93.059588][ T2396]  <TASK>
[   93.059655][ T2396]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   93.059785][ T2396]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   93.059915][ T2396]  notifier_call_chain (kernel/notifier.c:85)
[   93.060051][ T2396]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[   93.060218][ T2396]  ? netdev_change_features (net/core/dev.c:11117)
[   93.060357][ T2396]  ? br_opt_toggle (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:767 net/bridge/br.c:391)
[   93.060492][ T2396]  br_add_if (net/bridge/br_if.c:683)
[   93.060602][ T2396]  do_set_master (net/core/rtnetlink.c:3011)
[   93.060734][ T2396]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   93.060866][ T2396]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   93.061003][ T2396]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   93.061136][ T2396]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   93.061300][ T2396]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   93.061444][ T2396]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   93.061582][ T2396]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   93.061714][ T2396]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   93.061845][ T2396]  ? __kernel_text_address (kernel/extable.c:79)
[   93.061981][ T2396]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   93.062113][ T2396]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   93.062247][ T2396]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   93.062387][ T2396]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   93.062519][ T2396]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   93.062657][ T2396]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   93.062787][ T2396]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   93.062918][ T2396]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   93.063051][ T2396]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   93.063182][ T2396]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   93.063322][ T2396]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   93.063456][ T2396]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   93.063598][ T2396]  ? nla_get_range_signed (lib/nlattr.c:270)
[   93.063732][ T2396]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   93.063867][ T2396]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   93.064004][ T2396]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   93.064140][ T2396]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   93.064272][ T2396]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   93.064412][ T2396]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   93.064549][ T2396]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   93.064682][ T2396]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   93.064818][ T2396]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   93.064952][ T2396]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   93.065083][ T2396]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   93.065216][ T2396]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   93.065354][ T2396]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   93.065484][ T2396]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   93.065623][ T2396]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   93.065752][ T2396]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   93.065883][ T2396]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   93.066016][ T2396]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   93.066148][ T2396]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   93.066277][ T2396]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   93.066416][ T2396]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   93.066558][ T2396]  ? 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))
[   93.066695][ T2396]  ? 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))
[   93.066828][ T2396]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   93.066968][ T2396]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   93.067099][ T2396]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   93.067231][ T2396]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   93.067366][ T2396]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   93.067501][ T2396]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   93.067638][ T2396]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   93.067769][ T2396]  ? copy_msghdr_from_user (net/socket.c:2635)
[   93.067900][ T2396]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   93.068066][ T2396]  ? move_addr_to_kernel (net/socket.c:258)
[   93.068198][ T2396]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   93.068333][ T2396]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   93.068466][ T2396]  ___sys_sendmsg (net/socket.c:2752)
[   93.068600][ T2396]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   93.068764][ T2396]  ? copy_msghdr_from_user (net/socket.c:2603)
[   93.068907][ T2396]  __sys_sendmsg (net/socket.c:2784)
[   93.069042][ T2396]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   93.069176][ T2396]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   93.069349][ T2396]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   93.069483][ T2396]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   93.069621][ T2396]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   93.069751][ T2396]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   93.069882][ T2396]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   93.070016][ T2396]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   93.070180][ T2396] RIP: 0033:0x7fb8e975808e
[   93.070323][ T2396] 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
[   93.070802][ T2396] RSP: 002b:00007fff1abfb4e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   93.071002][ T2396] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb8e975808e
[   93.071197][ T2396] RDX: 0000000000000000 RSI: 00007fff1abfb590 RDI: 0000000000000005
[   93.071398][ T2396] RBP: 00007fff1abfb4f0 R08: 0000000000000000 R09: 0000000000000000
[   93.071600][ T2396] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d6
[   93.071796][ T2396] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff1abfbc60
| [   93.379406][ T2418] ------------[ cut here ]------------
| [   93.379586][ T2418] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2418
| [   93.379871][ T2418] Modules linked in: vxlan
| [   93.380313][ T2418] Tainted: [W]=WARN
[   93.380427][ T2418] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   93.380606][ T2418] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   93.380787][ T2418] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   93.381280][ T2418] RSP: 0018:ffa0000004917090 EFLAGS: 00010286
[   93.381966][ T2418] RAX: 00000000ffffffa6 RBX: ff11000019eb8c80 RCX: 1ff4000000922dd8
[   93.382175][ T2418] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000019eb8d3c
[   93.382391][ T2418] RBP: ff11000015b44000 R08: 1fe22000033d71a9 R09: ff1100001b680b80
[   93.382609][ T2418] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   93.382813][ T2418] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   93.383022][ T2418] FS:  00007f332d5ff840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   93.383263][ T2418] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   93.383448][ T2418] CR2: 00007f332d7f8460 CR3: 0000000016a62002 CR4: 0000000000771ef0
[   93.383661][ T2418] PKRU: 55555554
[   93.383766][ T2418] Call Trace:
[   93.383873][ T2418]  <TASK>
[   93.383948][ T2418]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   93.384091][ T2418]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   93.384229][ T2418]  notifier_call_chain (kernel/notifier.c:85)
[   93.384377][ T2418]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   93.384518][ T2418]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   93.384667][ T2418]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   93.384809][ T2418]  netdev_upper_dev_link (net/core/dev.c:8972)
[   93.384953][ T2418]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   93.385094][ T2418]  register_vlan_dev (net/8021q/vlan.c:183)
[   93.385237][ T2418]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   93.385384][ T2418]  vlan_newlink (net/8021q/vlan_netlink.c:194)
[   93.385529][ T2418]  ? nla_strscpy (lib/nlattr.c:795)
[   93.385669][ T2418]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   93.385810][ T2418]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   93.385951][ T2418]  ? __dev_get_by_name (net/core/dev.c:883)
[   93.386087][ T2418]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   93.386229][ T2418]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   93.386376][ T2418]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   93.386515][ T2418]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   93.386658][ T2418]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   93.386796][ T2418]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   93.386938][ T2418]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   93.387076][ T2418]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   93.387218][ T2418]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   93.387364][ T2418]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   93.387503][ T2418]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   93.387648][ T2418]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   93.387784][ T2418]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   93.387925][ T2418]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   93.388069][ T2418]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   93.388208][ T2418]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   93.388352][ T2418]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   93.388492][ T2418]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   93.388640][ T2418]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   93.388780][ T2418]  ? 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))
[   93.388920][ T2418]  ? 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))
[   93.389061][ T2418]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   93.389199][ T2418]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   93.389343][ T2418]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   93.389481][ T2418]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   93.389624][ T2418]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   93.389763][ T2418]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   93.389903][ T2418]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   93.390047][ T2418]  ? copy_msghdr_from_user (net/socket.c:2635)
[   93.390185][ T2418]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   93.390359][ T2418]  ? move_addr_to_kernel (net/socket.c:258)
[   93.390505][ T2418]  ___sys_sendmsg (net/socket.c:2752)
[   93.390646][ T2418]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   93.390781][ T2418]  ? copy_msghdr_from_user (net/socket.c:2603)
[   93.390927][ T2418]  ? 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))
[   93.391071][ T2418]  __sys_sendmsg (net/socket.c:2784)
[   93.391211][ T2418]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   93.391359][ T2418]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   93.391495][ T2418]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   93.391637][ T2418]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   93.391774][ T2418]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   93.391910][ T2418]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   93.392051][ T2418]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   93.392223][ T2418] RIP: 0033:0x7f332d83908e
[   93.392377][ T2418] 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
[   93.392868][ T2418] RSP: 002b:00007ffd705a0160 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   93.393079][ T2418] RAX: ffffffffffffffda RBX: 00007ffd705a0920 RCX: 00007f332d83908e
[   93.393283][ T2418] RDX: 0000000000000000 RSI: 00007ffd705a0210 RDI: 0000000000000005
[   93.393492][ T2418] RBP: 00007ffd705a0170 R08: 0000000000000000 R09: 0000000000000000
[   93.393703][ T2418] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d6
[   93.393908][ T2418] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd705a08e0
| [   93.395563][ T2418] ------------[ cut here ]------------
| [   93.395694][ T2418] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2418
| [   93.395963][ T2418] Modules linked in: vxlan
| [   93.396385][ T2418] Tainted: [W]=WARN
[   93.396487][ T2418] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   93.396659][ T2418] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   93.396834][ T2418] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   93.397313][ T2418] RSP: 0018:ffa00000049171b0 EFLAGS: 00010286
[   93.397489][ T2418] RAX: 00000000ffffffa6 RBX: ff11000019eb8580 RCX: 1ff4000000922dfc
[   93.397695][ T2418] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000019eb863c
[   93.397895][ T2418] RBP: ff110000020bc000 R08: 1fe22000033d70c9 R09: ff1100001b680b80
[   93.398102][ T2418] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   93.398306][ T2418] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab76b3a0
[   93.398515][ T2418] FS:  00007f332d5ff840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   93.398762][ T2418] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   93.398929][ T2418] CR2: 00007f332d7f8460 CR3: 0000000016a62002 CR4: 0000000000771ef0
[   93.399139][ T2418] PKRU: 55555554
[   93.399241][ T2418] Call Trace:
[   93.399349][ T2418]  <TASK>
[   93.399420][ T2418]  ? register_vlan_dev (net/8021q/vlan.c:188)
[   93.399563][ T2418]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   93.399697][ T2418]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   93.399831][ T2418]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   93.399932][ T2418]  __dev_notify_flags (net/core/dev.c:9787)
[   93.400075][ T2418]  ? netdev_update_features (net/core/dev.c:11098)
[   93.400212][ T2418]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[   93.400386][ T2418]  ? netif_change_name (net/core/dev.c:1495)
[   93.400526][ T2418]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   93.400661][ T2418]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   93.400797][ T2418]  ? register_vlan_dev (net/8021q/vlan.c:196)
[   93.400932][ T2418]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   93.401074][ T2418]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   93.401210][ T2418]  ? nla_strscpy (lib/nlattr.c:795)
[   93.401354][ T2418]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   93.401495][ T2418]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   93.401635][ T2418]  ? __dev_get_by_name (net/core/dev.c:883)
[   93.401768][ T2418]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   93.401907][ T2418]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   93.402051][ T2418]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   93.402191][ T2418]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   93.402329][ T2418]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   93.402466][ T2418]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   93.402607][ T2418]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   93.402743][ T2418]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   93.402882][ T2418]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   93.403020][ T2418]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   93.403155][ T2418]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   93.403288][ T2418]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   93.403431][ T2418]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   93.403569][ T2418]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   93.403705][ T2418]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   93.403839][ T2418]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   93.403978][ T2418]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   93.404111][ T2418]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   93.404244][ T2418]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   93.404388][ T2418]  ? 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))
[   93.404529][ T2418]  ? 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))
[   93.404665][ T2418]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   93.404801][ T2418]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   93.404935][ T2418]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   93.405073][ T2418]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   93.405207][ T2418]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   93.405347][ T2418]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   93.405483][ T2418]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   93.405624][ T2418]  ? copy_msghdr_from_user (net/socket.c:2635)
[   93.405756][ T2418]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   93.405920][ T2418]  ? move_addr_to_kernel (net/socket.c:258)
[   93.406059][ T2418]  ___sys_sendmsg (net/socket.c:2752)
[   93.406190][ T2418]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   93.406328][ T2418]  ? copy_msghdr_from_user (net/socket.c:2603)
[   93.406472][ T2418]  ? 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))
[   93.406617][ T2418]  __sys_sendmsg (net/socket.c:2784)
[   93.406752][ T2418]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   93.406894][ T2418]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   93.407032][ T2418]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   93.407166][ T2418]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   93.407301][ T2418]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   93.407446][ T2418]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   93.407586][ T2418]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   93.407755][ T2418] RIP: 0033:0x7f332d83908e
[   93.407894][ T2418] 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
[   93.408381][ T2418] RSP: 002b:00007ffd705a0160 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   93.408587][ T2418] RAX: ffffffffffffffda RBX: 00007ffd705a0920 RCX: 00007f332d83908e
[   93.408784][ T2418] RDX: 0000000000000000 RSI: 00007ffd705a0210 RDI: 0000000000000005
[   93.408993][ T2418] RBP: 00007ffd705a0170 R08: 0000000000000000 R09: 0000000000000000
[   93.409192][ T2418] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d6
[   93.409398][ T2418] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd705a08e0
| [   93.457760][ T2420] ------------[ cut here ]------------
| [   93.457917][ T2420] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2420
| [   93.458182][ T2420] Modules linked in: vxlan
| [   93.458604][ T2420] Tainted: [W]=WARN
[   93.458703][ T2420] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   93.458870][ T2420] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   93.459043][ T2420] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   93.459513][ T2420] RSP: 0018:ffa0000004927020 EFLAGS: 00010286
[   93.459686][ T2420] RAX: 00000000ffffffa6 RBX: ff11000013705380 RCX: 1ff4000000924dca
[   93.459886][ T2420] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001370543c
[   93.460080][ T2420] RBP: ff110000020bc000 R08: 1fe22000026e0a89 R09: ff1100001b685158
[   93.460276][ T2420] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   93.460544][ T2420] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   93.460741][ T2420] FS:  00007f3f26d85840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   93.460973][ T2420] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   93.461136][ T2420] CR2: 000000003bc66988 CR3: 000000001b6b7006 CR4: 0000000000771ef0
[   93.461392][ T2420] PKRU: 55555554
[   93.461493][ T2420] Call Trace:
[   93.461598][ T2420]  <TASK>
[   93.461720][ T2420]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   93.461853][ T2420]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   93.461989][ T2420]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   93.462088][ T2420]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   93.462219][ T2420]  __dev_notify_flags (net/core/dev.c:9787)
[   93.462409][ T2420]  ? netif_change_name (net/core/dev.c:1495)
[   93.462552][ T2420]  ? __dev_change_flags (net/core/dev.c:9752)
[   93.462683][ T2420]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   93.462812][ T2420]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   93.462947][ T2420]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   93.463081][ T2420]  netif_change_flags (net/core/dev.c:9820)
[   93.463219][ T2420]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   93.463452][ T2420]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   93.463594][ T2420]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   93.463726][ T2420]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   93.463891][ T2420]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   93.464026][ T2420]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   93.464163][ T2420]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   93.464292][ T2420]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   93.464501][ T2420]  ? __kernel_text_address (kernel/extable.c:79)
[   93.464639][ T2420]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   93.464771][ T2420]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   93.464899][ T2420]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   93.465033][ T2420]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   93.465162][ T2420]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   93.465291][ T2420]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   93.465475][ T2420]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   93.465613][ T2420]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   93.465744][ T2420]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   93.465874][ T2420]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   93.466006][ T2420]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   93.466137][ T2420]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   93.466273][ T2420]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   93.466470][ T2420]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   93.466609][ T2420]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   93.466742][ T2420]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   93.466872][ T2420]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   93.467006][ T2420]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   93.467137][ T2420]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   93.467272][ T2420]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   93.467410][ T2420]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   93.467547][ T2420]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   93.467679][ T2420]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   93.467811][ T2420]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   93.467946][ T2420]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   93.468077][ T2420]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   93.468210][ T2420]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   93.468353][ T2420]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   93.468491][ T2420]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   93.468628][ T2420]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   93.468762][ T2420]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   93.468893][ T2420]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   93.469027][ T2420]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   93.469162][ T2420]  ? 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))
[   93.469292][ T2420]  ? 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))
[   93.469429][ T2420]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   93.469567][ T2420]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   93.469698][ T2420]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   93.469830][ T2420]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   93.469966][ T2420]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   93.470099][ T2420]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   93.470232][ T2420]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   93.470369][ T2420]  ? copy_msghdr_from_user (net/socket.c:2635)
[   93.470500][ T2420]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   93.470669][ T2420]  ? move_addr_to_kernel (net/socket.c:258)
[   93.470803][ T2420]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   93.470934][ T2420]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   93.471071][ T2420]  ___sys_sendmsg (net/socket.c:2752)
[   93.471201][ T2420]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   93.471367][ T2420]  ? copy_msghdr_from_user (net/socket.c:2603)
[   93.471508][ T2420]  __sys_sendmsg (net/socket.c:2784)
[   93.471648][ T2420]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   93.471779][ T2420]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   93.471948][ T2420]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   93.472079][ T2420]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   93.472211][ T2420]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   93.472347][ T2420]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   93.472481][ T2420]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   93.472626][ T2420]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   93.472791][ T2420] RIP: 0033:0x7f3f26fbf08e
[   93.472929][ T2420] 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
[   93.473406][ T2420] RSP: 002b:00007ffd67171790 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   93.473611][ T2420] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f3f26fbf08e
[   93.473808][ T2420] RDX: 0000000000000000 RSI: 00007ffd67171840 RDI: 0000000000000005
[   93.474007][ T2420] RBP: 00007ffd671717a0 R08: 0000000000000000 R09: 0000000000000000
[   93.474203][ T2420] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d6
[   93.474404][ T2420] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd67171f10
| [   93.536412][ T2421] ------------[ cut here ]------------
| [   93.536583][ T2421] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2421
| [   93.536868][ T2421] Modules linked in: vxlan
| [   93.537307][ T2421] Tainted: [W]=WARN
[   93.537419][ T2421] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   93.537601][ T2421] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   93.537781][ T2421] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   93.538292][ T2421] RSP: 0018:ffa0000004936f70 EFLAGS: 00010286
[   93.538476][ T2421] RAX: 00000000ffffffa6 RBX: ff11000014e2b1c0 RCX: 1ff4000000926db4
[   93.538694][ T2421] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014e2b27c
[   93.538898][ T2421] RBP: ff1100001b2e1000 R08: 1fe22000029c5651 R09: ff1100001a998b80
[   93.539109][ T2421] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   93.539322][ T2421] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   93.539547][ T2421] FS:  00007f764f079840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   93.539793][ T2421] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   93.539972][ T2421] CR2: 000000003a964a28 CR3: 000000001ab78005 CR4: 0000000000771ef0
[   93.540181][ T2421] PKRU: 55555554
[   93.540285][ T2421] Call Trace:
[   93.540397][ T2421]  <TASK>
[   93.540469][ T2421]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   93.540613][ T2421]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   93.540752][ T2421]  notifier_call_chain (kernel/notifier.c:85)
[   93.540893][ T2421]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   93.541037][ T2421]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   93.541181][ T2421]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   93.541328][ T2421]  netdev_upper_dev_link (net/core/dev.c:8972)
[   93.541468][ T2421]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   93.541615][ T2421] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   93.541759][ T2421]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   93.541904][ T2421] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   93.542047][ T2421]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   93.542193][ T2421]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   93.542339][ T2421]  ? nla_strscpy (lib/nlattr.c:795)
[   93.542478][ T2421]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   93.542627][ T2421]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   93.542771][ T2421]  ? __dev_get_by_name (net/core/dev.c:883)
[   93.542909][ T2421]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   93.543067][ T2421]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   93.543209][ T2421]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   93.543431][ T2421]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   93.543582][ T2421]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   93.543719][ T2421]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   93.543855][ T2421]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   93.543991][ T2421]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   93.544132][ T2421]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   93.544272][ T2421]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   93.544497][ T2421]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   93.544640][ T2421]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   93.544777][ T2421]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   93.544914][ T2421]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   93.545056][ T2421]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   93.545192][ T2421]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   93.545419][ T2421]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   93.545635][ T2421]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   93.545774][ T2421]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   93.545915][ T2421]  ? 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))
[   93.546054][ T2421]  ? 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))
[   93.546193][ T2421]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   93.546428][ T2421]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   93.546571][ T2421]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   93.546711][ T2421]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   93.546848][ T2421]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   93.546989][ T2421]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   93.547129][ T2421]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   93.547266][ T2421]  ? copy_msghdr_from_user (net/socket.c:2635)
[   93.547477][ T2421]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   93.547653][ T2421]  ? move_addr_to_kernel (net/socket.c:258)
[   93.547793][ T2421]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   93.547930][ T2421]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   93.548072][ T2421]  ___sys_sendmsg (net/socket.c:2752)
[   93.548211][ T2421]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   93.548450][ T2421]  ? copy_msghdr_from_user (net/socket.c:2603)
[   93.548606][ T2421]  __sys_sendmsg (net/socket.c:2784)
[   93.548742][ T2421]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   93.548880][ T2421]  ? vfs_write (./include/linux/fsnotify.h:96 ./include/linux/fsnotify.h:113 ./include/linux/fsnotify.h:127 ./include/linux/fsnotify.h:116 ./include/linux/fsnotify.h:433 fs/read_write.c:692)
[   93.549023][ T2421]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   93.549161][ T2421]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   93.549300][ T2421]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   93.549527][ T2421]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   93.549665][ T2421]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   93.549805][ T2421]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   93.549979][ T2421] RIP: 0033:0x7f764f2b308e
[   93.550126][ T2421] 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
[   93.550791][ T2421] RSP: 002b:00007ffd3a1c7af0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   93.551004][ T2421] RAX: ffffffffffffffda RBX: 00007ffd3a1c8298 RCX: 00007f764f2b308e
[   93.551212][ T2421] RDX: 0000000000000000 RSI: 00007ffd3a1c7ba0 RDI: 0000000000000005
[   93.551505][ T2421] RBP: 00007ffd3a1c7b00 R08: 0000000000000000 R09: 0000000000000000
[   93.551717][ T2421] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d6
[   93.551924][ T2421] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd3a1c8270
| [   93.553778][ T2421] ------------[ cut here ]------------
| [   93.553913][ T2421] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2421
| [   93.554186][ T2421] Modules linked in: vxlan
| [   93.554718][ T2421] Tainted: [W]=WARN
[   93.554822][ T2421] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   93.554998][ T2421] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   93.555180][ T2421] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   93.555678][ T2421] RSP: 0018:ffa0000004936fd0 EFLAGS: 00010286
[   93.555856][ T2421] RAX: 00000000ffffffa6 RBX: ff11000014e2a740 RCX: 1ff4000000926dc0
[   93.556066][ T2421] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014e2a7fc
[   93.556275][ T2421] RBP: ff1100001b6ba000 R08: 1fe22000029c5501 R09: ff1100001a998b80
[   93.556489][ T2421] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   93.556704][ T2421] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001b6bae44
[   93.556912][ T2421] FS:  00007f764f079840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   93.557159][ T2421] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   93.557337][ T2421] CR2: 000000003a964a28 CR3: 000000001ab78005 CR4: 0000000000771ef0
[   93.557551][ T2421] PKRU: 55555554
[   93.557653][ T2421] Call Trace:
[   93.557758][ T2421]  <TASK>
[   93.557830][ T2421]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   93.557973][ T2421]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   93.558079][ T2421]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   93.558219][ T2421]  __dev_notify_flags (net/core/dev.c:9787)
[   93.558366][ T2421]  ? netif_change_name (net/core/dev.c:1495)
[   93.558506][ T2421]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   93.558655][ T2421]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   93.558799][ T2421]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   93.558939][ T2421] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   93.559084][ T2421]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   93.559225][ T2421] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   93.559369][ T2421]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   93.559511][ T2421]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   93.559659][ T2421]  ? nla_strscpy (lib/nlattr.c:795)
[   93.559798][ T2421]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   93.559939][ T2421]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   93.560081][ T2421]  ? __dev_get_by_name (net/core/dev.c:883)
[   93.560225][ T2421]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   93.560373][ T2421]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   93.560515][ T2421]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   93.560660][ T2421]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   93.560799][ T2421]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   93.560935][ T2421]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   93.561074][ T2421]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   93.561213][ T2421]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   93.561359][ T2421]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   93.561498][ T2421]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   93.561640][ T2421]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   93.561780][ T2421]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   93.561917][ T2421]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   93.562055][ T2421]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   93.562199][ T2421]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   93.562348][ T2421]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   93.562486][ T2421]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   93.562629][ T2421]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   93.562767][ T2421]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   93.562907][ T2421]  ? 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))
[   93.563048][ T2421]  ? 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))
[   93.563188][ T2421]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   93.563334][ T2421]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   93.563472][ T2421]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   93.563617][ T2421]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   93.563762][ T2421]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   93.563902][ T2421]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   93.564044][ T2421]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   93.564182][ T2421]  ? copy_msghdr_from_user (net/socket.c:2635)
[   93.564330][ T2421]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   93.564500][ T2421]  ? move_addr_to_kernel (net/socket.c:258)
[   93.564645][ T2421]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   93.564781][ T2421]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   93.564920][ T2421]  ___sys_sendmsg (net/socket.c:2752)
[   93.565059][ T2421]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   93.565236][ T2421]  ? copy_msghdr_from_user (net/socket.c:2603)
[   93.565393][ T2421]  __sys_sendmsg (net/socket.c:2784)
[   93.565537][ T2421]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   93.565675][ T2421]  ? vfs_write (./include/linux/fsnotify.h:96 ./include/linux/fsnotify.h:113 ./include/linux/fsnotify.h:127 ./include/linux/fsnotify.h:116 ./include/linux/fsnotify.h:433 fs/read_write.c:692)
[   93.565815][ T2421]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   93.565955][ T2421]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   93.566094][ T2421]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   93.566230][ T2421]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   93.566375][ T2421]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   93.566524][ T2421]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   93.566693][ T2421] RIP: 0033:0x7f764f2b308e
[   93.566842][ T2421] 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
[   93.567341][ T2421] RSP: 002b:00007ffd3a1c7af0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   93.567557][ T2421] RAX: ffffffffffffffda RBX: 00007ffd3a1c8298 RCX: 00007f764f2b308e
[   93.567763][ T2421] RDX: 0000000000000000 RSI: 00007ffd3a1c7ba0 RDI: 0000000000000005
[   93.567972][ T2421] RBP: 00007ffd3a1c7b00 R08: 0000000000000000 R09: 0000000000000000
[   93.568181][ T2421] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d6
[   93.568393][ T2421] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd3a1c8270
| [   93.597046][ T2422] ------------[ cut here ]------------
| [   93.597193][ T2422] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2422
| [   93.597458][ T2422] Modules linked in: vxlan
| [   93.597864][ T2422] Tainted: [W]=WARN
[   93.597965][ T2422] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   93.598125][ T2422] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   93.598291][ T2422] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   93.599427][ T2422] RSP: 0018:ffa0000004947150 EFLAGS: 00010286
[   93.599596][ T2422] RAX: 00000000ffffffa6 RBX: ff110000141ab000 RCX: 1ff4000000928df0
[   93.599788][ T2422] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000141ab0bc
[   93.599985][ T2422] RBP: ff110000159fa000 R08: 1fe2200002835619 R09: ff1100001a99ae58
[   93.600177][ T2422] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   93.600427][ T2422] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000014f04ac0
[   93.600624][ T2422] FS:  00007f6989ade840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   93.600848][ T2422] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   93.601025][ T2422] CR2: 00000000004ec918 CR3: 000000001b627002 CR4: 0000000000771ef0
[   93.601218][ T2422] PKRU: 55555554
[   93.601321][ T2422] Call Trace:
[   93.601419][ T2422]  <TASK>
[   93.601485][ T2422]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   93.601622][ T2422]  ? notifier_call_chain (kernel/notifier.c:85)
[   93.601751][ T2422]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   93.601851][ T2422]  netif_state_change (net/core/dev.c:1605)
[   93.601983][ T2422]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   93.602141][ T2422]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6))
[   93.602305][ T2422]  linkwatch_sync_dev (net/core/link_watch.c:295)
[   93.602447][ T2422]  rtnl_getlink (net/core/rtnetlink.c:4273)
[   93.602582][ T2422]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   93.602710][ T2422]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   93.602839][ T2422]  ? rtnl_dump_ifinfo (./include/net/netlink.h:1236)
[   93.602970][ T2422]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   93.603096][ T2422]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   93.603223][ T2422]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   93.603374][ T2422]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   93.603502][ T2422]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   93.603637][ T2422]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   93.603769][ T2422]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   93.603896][ T2422]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   93.604031][ T2422]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   93.604162][ T2422]  ? rtnl_dump_ifinfo (./include/net/netlink.h:1236)
[   93.604290][ T2422]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   93.604423][ T2422]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   93.604557][ T2422]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   93.604683][ T2422]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   93.604814][ T2422]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   93.604941][ T2422]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   93.605074][ T2422]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   93.605204][ T2422]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   93.605341][ T2422]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   93.605473][ T2422]  ? 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))
[   93.605606][ T2422]  ? 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))
[   93.605737][ T2422]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   93.605867][ T2422]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   93.606003][ T2422]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   93.606131][ T2422]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   93.606260][ T2422]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   93.606394][ T2422]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   93.606532][ T2422]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   93.606662][ T2422]  ? copy_msghdr_from_user (net/socket.c:2635)
[   93.606794][ T2422]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   93.606962][ T2422]  ? move_addr_to_kernel (net/socket.c:258)
[   93.607096][ T2422]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   93.607225][ T2422]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   93.607391][ T2422]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   93.607525][ T2422]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   93.607688][ T2422]  ___sys_sendmsg (net/socket.c:2752)
[   93.607817][ T2422]  ? copy_msghdr_from_user (net/socket.c:2603)
[   93.607948][ T2422]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   93.608084][ T2422]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   93.608213][ T2422]  ? do_getsockname (net/socket.c:2192)
[   93.608350][ T2422]  __sys_sendmsg (net/socket.c:2784)
[   93.608481][ T2422]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   93.608622][ T2422]  ? __sys_getsockname (net/socket.c:2210)
[   93.608750][ T2422]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   93.608880][ T2422]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   93.609014][ T2422]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   93.609144][ T2422]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   93.609273][ T2422]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   93.609440][ T2422] RIP: 0033:0x7f6989d1808e
[   93.609582][ T2422] 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
[   93.610042][ T2422] RSP: 002b:00007ffc4144a2d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   93.610235][ T2422] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6989d1808e
[   93.610431][ T2422] RDX: 0000000000000000 RSI: 00007ffc4144a380 RDI: 0000000000000006
[   93.610630][ T2422] RBP: 00007ffc4144a2e0 R08: 0000000000000000 R09: 0000000000000000
[   93.610821][ T2422] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d6
[   93.611022][ T2422] R13: 00007ffc4144a430 R14: 00007ffc4144c078 R15: 00000000fffffff5
| [   93.616212][ T2422] ------------[ cut here ]------------
| [   93.616494][ T2422] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2422
| [   93.616986][ T2422] Modules linked in: vxlan
| [   93.617792][ T2422] Tainted: [W]=WARN
[   93.618010][ T2422] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   93.618361][ T2422] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   93.618719][ T2422] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   93.619582][ T2422] RSP: 0018:ffa0000004946ee0 EFLAGS: 00010286
[   93.619915][ T2422] RAX: 00000000ffffffa6 RBX: ff11000012b0a740 RCX: 1ff4000000928da2
[   93.620302][ T2422] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0a7fc
[   93.620713][ T2422] RBP: ff1100001b6ba000 R08: 1fe2200002561501 R09: ff1100001a99ae58
[   93.621097][ T2422] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   93.621493][ T2422] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   93.621894][ T2422] FS:  00007f6989ade840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   93.622307][ T2422] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   93.622663][ T2422] CR2: 000000000c3d8988 CR3: 000000001b627006 CR4: 0000000000771ef0
[   93.623046][ T2422] PKRU: 55555554
[   93.623266][ T2422] Call Trace:
[   93.623501][ T2422]  <TASK>
[   93.623684][ T2422]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   93.623960][ T2422]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   93.624238][ T2422]  notifier_call_chain (kernel/notifier.c:85)
[   93.624543][ T2422]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   93.624822][ T2422]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   93.625098][ T2422]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   93.625387][ T2422]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   93.625686][ T2422]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[   93.625960][ T2422]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[   93.626234][ T2422]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   93.626533][ T2422]  ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:45)
[   93.626811][ T2422]  ? netdev_rx_handler_register (net/core/dev.c:5900)
[   93.627076][ T2422]  br_add_if (net/bridge/br_if.c:619)
[   93.627306][ T2422]  do_set_master (net/core/rtnetlink.c:3011)
[   93.627615][ T2422]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   93.627897][ T2422]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   93.628178][ T2422]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   93.628471][ T2422]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   93.628808][ T2422]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   93.629079][ T2422]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   93.629372][ T2422]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   93.629662][ T2422]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   93.629940][ T2422]  ? __kernel_text_address (kernel/extable.c:79)
[   93.630215][ T2422]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   93.630512][ T2422]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   93.630797][ T2422]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   93.631062][ T2422]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   93.631352][ T2422]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   93.631636][ T2422]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   93.631911][ T2422]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   93.632184][ T2422]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   93.632480][ T2422]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   93.632764][ T2422]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   93.633038][ T2422]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   93.633332][ T2422]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   93.633615][ T2422]  ? nla_get_range_signed (lib/nlattr.c:270)
[   93.633901][ T2422]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   93.634180][ T2422]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   93.634475][ T2422]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   93.634760][ T2422]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   93.635028][ T2422]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   93.635296][ T2422]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   93.635595][ T2422]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   93.635880][ T2422]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   93.636151][ T2422]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   93.636447][ T2422]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   93.636736][ T2422]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   93.637014][ T2422]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   93.637290][ T2422]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   93.637593][ T2422]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   93.637875][ T2422]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   93.638155][ T2422]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   93.638457][ T2422]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   93.638745][ T2422]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   93.639026][ T2422]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   93.639301][ T2422]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   93.639608][ T2422]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   93.639892][ T2422]  ? 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))
[   93.640151][ T2422]  ? 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))
[   93.640451][ T2422]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   93.640742][ T2422]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   93.641019][ T2422]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   93.641298][ T2422]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   93.641601][ T2422]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   93.641881][ T2422]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   93.642158][ T2422]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   93.642456][ T2422]  ? copy_msghdr_from_user (net/socket.c:2635)
[   93.642744][ T2422]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   93.643072][ T2422]  ? move_addr_to_kernel (net/socket.c:258)
[   93.643367][ T2422]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   93.643653][ T2422]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   93.643934][ T2422]  ___sys_sendmsg (net/socket.c:2752)
[   93.644197][ T2422]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   93.644555][ T2422]  ? copy_msghdr_from_user (net/socket.c:2603)
[   93.644856][ T2422]  __sys_sendmsg (net/socket.c:2784)
[   93.645133][ T2422]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   93.645422][ T2422]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   93.645768][ T2422]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   93.646044][ T2422]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   93.646338][ T2422]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   93.646626][ T2422]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   93.646900][ T2422]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   93.647178][ T2422]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   93.647531][ T2422] RIP: 0033:0x7f6989d1808e
[   93.647816][ T2422] 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
[   93.648686][ T2422] RSP: 002b:00007ffc4144b8e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   93.649063][ T2422] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6989d1808e
[   93.649460][ T2422] RDX: 0000000000000000 RSI: 00007ffc4144b990 RDI: 0000000000000005
[   93.649851][ T2422] RBP: 00007ffc4144b8f0 R08: 0000000000000000 R09: 0000000000000000
[   93.650238][ T2422] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d6
[   93.650645][ T2422] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc4144c060
| [   93.653978][ T2422] ------------[ cut here ]------------
| [   93.654251][ T2422] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2422
| [   93.654783][ T2422] Modules linked in: vxlan
| [   93.655624][ T2422] Tainted: [W]=WARN
[   93.655853][ T2422] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   93.656198][ T2422] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   93.656579][ T2422] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   93.657472][ T2422] RSP: 0018:ffa0000004946ea0 EFLAGS: 00010286
[   93.657830][ T2422] RAX: 00000000ffffffa6 RBX: ff11000012b0b000 RCX: 1ff4000000928d9a
[   93.658217][ T2422] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0b0bc
[   93.658641][ T2422] RBP: ff1100001b6ba000 R08: 1fe2200002561619 R09: ff1100001a99ae58
[   93.659041][ T2422] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   93.659462][ T2422] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001b709008
[   93.659874][ T2422] FS:  00007f6989ade840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   93.660363][ T2422] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   93.660716][ T2422] CR2: 000000000c3d8988 CR3: 000000001b627006 CR4: 0000000000771ef0
[   93.661124][ T2422] PKRU: 55555554
[   93.661367][ T2422] Call Trace:
[   93.661606][ T2422]  <TASK>
[   93.661781][ T2422]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   93.662069][ T2422]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   93.662301][ T2422]  __dev_notify_flags (net/core/dev.c:9787)
[   93.662605][ T2422]  ? netdev_notice (net/core/dev.c:13008)
[   93.662884][ T2422]  ? netif_change_name (net/core/dev.c:1495)
[   93.663151][ T2422]  ? dev_get_min_mp_channel_count (./include/net/netdev_lock.h:30 (discriminator 1))
[   93.663530][ T2422]  ? netif_disable_lro (net/core/dev.c:11098 net/core/dev.c:1830)
[   93.663834][ T2422]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   93.664127][ T2422]  __dev_set_promiscuity (net/core/dev.c:9630)
[   93.664435][ T2422]  netif_set_promiscuity (net/core/dev.c:9639)
[   93.664733][ T2422]  dev_set_promiscuity (net/core/dev_api.c:288)
[   93.665020][ T2422]  br_port_set_promisc (net/bridge/br_if.c:108)
[   93.665309][ T2422]  br_manage_promisc (net/bridge/br_if.c:174)
[   93.665624][ T2422]  br_add_if (net/bridge/br_if.c:242 net/bridge/br_if.c:627)
[   93.665861][ T2422]  do_set_master (net/core/rtnetlink.c:3011)
[   93.666144][ T2422]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   93.666445][ T2422]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   93.666748][ T2422]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   93.667035][ T2422]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   93.667396][ T2422]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   93.667693][ T2422]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   93.667980][ T2422]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   93.668249][ T2422]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   93.668564][ T2422]  ? __kernel_text_address (kernel/extable.c:79)
[   93.668853][ T2422]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   93.669141][ T2422]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   93.669445][ T2422]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   93.669744][ T2422]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   93.670031][ T2422]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   93.670331][ T2422]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   93.670626][ T2422]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   93.670917][ T2422]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   93.671206][ T2422]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   93.671508][ T2422]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   93.671813][ T2422]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   93.672101][ T2422]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   93.672401][ T2422]  ? nla_get_range_signed (lib/nlattr.c:270)
[   93.672700][ T2422]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   93.672989][ T2422]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   93.673282][ T2422]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   93.673597][ T2422]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   93.673886][ T2422]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   93.674178][ T2422]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   93.674481][ T2422]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   93.674780][ T2422]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   93.675062][ T2422]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   93.675372][ T2422]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   93.675668][ T2422]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   93.675958][ T2422]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   93.676250][ T2422]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   93.676560][ T2422]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   93.676849][ T2422]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   93.677127][ T2422]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   93.677431][ T2422]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   93.677726][ T2422]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   93.678016][ T2422]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   93.678299][ T2422]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   93.678616][ T2422]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   93.678909][ T2422]  ? 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))
[   93.679191][ T2422]  ? 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))
[   93.679500][ T2422]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   93.679798][ T2422]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   93.680083][ T2422]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   93.680387][ T2422]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   93.680688][ T2422]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   93.680975][ T2422]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   93.681457][ T2422]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   93.681752][ T2422]  ? copy_msghdr_from_user (net/socket.c:2635)
[   93.682036][ T2422]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   93.682393][ T2422]  ? move_addr_to_kernel (net/socket.c:258)
[   93.682865][ T2422]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   93.683154][ T2422]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   93.683461][ T2422]  ___sys_sendmsg (net/socket.c:2752)
[   93.683753][ T2422]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   93.684262][ T2422]  ? copy_msghdr_from_user (net/socket.c:2603)
[   93.684593][ T2422]  __sys_sendmsg (net/socket.c:2784)
[   93.684881][ T2422]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   93.685169][ T2422]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   93.685729][ T2422]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   93.686017][ T2422]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   93.686295][ T2422]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   93.686780][ T2422]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   93.687066][ T2422]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   93.687372][ T2422]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   93.687728][ T2422] RIP: 0033:0x7f6989d1808e
[   93.688208][ T2422] 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
[   93.689102][ T2422] RSP: 002b:00007ffc4144b8e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   93.689706][ T2422] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6989d1808e
[   93.690100][ T2422] RDX: 0000000000000000 RSI: 00007ffc4144b990 RDI: 0000000000000005
[   93.690702][ T2422] RBP: 00007ffc4144b8f0 R08: 0000000000000000 R09: 0000000000000000
[   93.691085][ T2422] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d6
[   93.691482][ T2422] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc4144c060
| [   93.695458][ T2422] ------------[ cut here ]------------
| [   93.695735][ T2422] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2422
| [   93.696225][ T2422] Modules linked in: vxlan
| [   93.697212][ T2422] Tainted: [W]=WARN
[   93.697455][ T2422] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   93.697969][ T2422] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   93.698338][ T2422] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   93.699380][ T2422] RSP: 0018:ffa0000004946e20 EFLAGS: 00010286
[   93.699728][ T2422] RAX: 00000000ffffffa6 RBX: ff11000012b0bc40 RCX: 1ff4000000928d8a
[   93.700111][ T2422] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0bcfc
[   93.700702][ T2422] RBP: ff110000159fa000 R08: 1fe22000025617a1 R09: ff1100001a99ae58
[   93.701095][ T2422] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   93.701672][ T2422] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   93.702062][ T2422] FS:  00007f6989ade840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   93.702533][ T2422] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   93.703043][ T2422] CR2: 000000000c3d8988 CR3: 000000001b627006 CR4: 0000000000771ef0
[   93.703456][ T2422] PKRU: 55555554
[   93.703689][ T2422] Call Trace:
[   93.703915][ T2422]  <TASK>
[   93.704227][ T2422]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   93.704531][ T2422]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   93.704815][ T2422]  notifier_call_chain (kernel/notifier.c:85)
[   93.705098][ T2422]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[   93.705405][ T2422]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[   93.705695][ T2422]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   93.705975][ T2422]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   93.706256][ T2422]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   93.706780][ T2422]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   93.707061][ T2422]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6))
[   93.707417][ T2422]  netif_set_mtu (net/core/dev.c:9910)
[   93.707712][ T2422]  ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2))
[   93.708165][ T2422]  ? br_get_link_af_size_filtered (./include/linux/rcupdate.h:871 net/bridge/br_netlink.c:114)
[   93.708526][ T2422]  dev_set_mtu (net/core/dev_api.c:249)
[   93.708753][ T2422]  br_mtu_auto_adjust (net/bridge/br_if.c:525 (discriminator 1) net/bridge/br_if.c:514 (discriminator 1))
[   93.709025][ T2422]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[   93.709492][ T2422]  br_add_if (net/bridge/br_if.c:681)
[   93.709735][ T2422]  do_set_master (net/core/rtnetlink.c:3011)
[   93.710017][ T2422]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   93.710296][ T2422]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   93.710775][ T2422]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   93.711063][ T2422]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   93.711422][ T2422]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   93.711712][ T2422]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   93.712164][ T2422]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   93.712467][ T2422]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   93.712758][ T2422]  ? __kernel_text_address (kernel/extable.c:79)
[   93.713041][ T2422]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   93.713516][ T2422]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   93.713812][ T2422]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   93.714082][ T2422]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   93.714381][ T2422]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   93.714847][ T2422]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   93.715130][ T2422]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   93.715433][ T2422]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   93.715730][ T2422]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   93.716184][ T2422]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   93.716488][ T2422]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   93.716785][ T2422]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   93.717064][ T2422]  ? nla_get_range_signed (lib/nlattr.c:270)
[   93.717548][ T2422]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   93.717844][ T2422]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   93.718131][ T2422]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   93.718432][ T2422]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   93.718901][ T2422]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   93.719175][ T2422]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   93.719475][ T2422]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   93.719775][ T2422]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   93.720233][ T2422]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   93.720543][ T2422]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   93.720831][ T2422]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   93.721115][ T2422]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   93.721597][ T2422]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   93.721884][ T2422]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   93.722166][ T2422]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   93.722471][ T2422]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   93.722939][ T2422]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   93.723227][ T2422]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   93.723541][ T2422]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   93.723825][ T2422]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   93.724242][ T2422]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   93.724558][ T2422]  ? 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))
[   93.724844][ T2422]  ? 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))
[   93.725135][ T2422]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   93.725617][ T2422]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   93.725906][ T2422]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   93.726191][ T2422]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   93.726495][ T2422]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   93.726962][ T2422]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   93.727252][ T2422]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   93.727566][ T2422]  ? copy_msghdr_from_user (net/socket.c:2635)
[   93.727858][ T2422]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   93.728383][ T2422]  ? move_addr_to_kernel (net/socket.c:258)
[   93.728683][ T2422]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   93.728966][ T2422]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   93.729239][ T2422]  ___sys_sendmsg (net/socket.c:2752)
[   93.729722][ T2422]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   93.730069][ T2422]  ? copy_msghdr_from_user (net/socket.c:2603)
[   93.730396][ T2422]  __sys_sendmsg (net/socket.c:2784)
[   93.730860][ T2422]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   93.731147][ T2422]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   93.731508][ T2422]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   93.731803][ T2422]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   93.732255][ T2422]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   93.732562][ T2422]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   93.732856][ T2422]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   93.733140][ T2422]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   93.733675][ T2422] RIP: 0033:0x7f6989d1808e
[   93.733972][ T2422] 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
[   93.735050][ T2422] RSP: 002b:00007ffc4144b8e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   93.735469][ T2422] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6989d1808e
[   93.736047][ T2422] RDX: 0000000000000000 RSI: 00007ffc4144b990 RDI: 0000000000000005
[   93.736465][ T2422] RBP: 00007ffc4144b8f0 R08: 0000000000000000 R09: 0000000000000000
[   93.736867][ T2422] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d6
[   93.737449][ T2422] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc4144c060
| [   93.741168][ T2422] ------------[ cut here ]------------
| [   93.741456][ T2422] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2422
| [   93.741943][ T2422] Modules linked in: vxlan
| [   93.743582][ T2422] Tainted: [W]=WARN
[   93.743803][ T2422] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   93.744137][ T2422] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   93.744494][ T2422] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   93.745351][ T2422] RSP: 0018:ffa0000004946f78 EFLAGS: 00010286
[   93.745688][ T2422] RAX: 00000000ffffffa6 RBX: ff11000002787380 RCX: 1ff4000000928db5
[   93.746069][ T2422] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278743c
[   93.746463][ T2422] RBP: ff110000159fa000 R08: 1fe22000004f0e89 R09: ff1100001a99ae58
[   93.747010][ T2422] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   93.747381][ T2422] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000002
[   93.747772][ T2422] FS:  00007f6989ade840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   93.748386][ T2422] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   93.748727][ T2422] CR2: 000000000c3d8988 CR3: 000000001b627006 CR4: 0000000000771ef0
[   93.749110][ T2422] PKRU: 55555554
[   93.749509][ T2422] Call Trace:
[   93.749742][ T2422]  <TASK>
[   93.749911][ T2422]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   93.750179][ T2422]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   93.750638][ T2422]  notifier_call_chain (kernel/notifier.c:85)
[   93.750917][ T2422]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[   93.751247][ T2422]  ? br_get_link_af_size_filtered (./include/linux/rcupdate.h:871 net/bridge/br_netlink.c:114)
[   93.751594][ T2422]  ? netdev_change_features (net/core/dev.c:11117)
[   93.752025][ T2422]  ? br_opt_toggle (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 net/bridge/br.c:402)
[   93.752306][ T2422]  br_add_if (net/bridge/br_if.c:683)
[   93.752559][ T2422]  do_set_master (net/core/rtnetlink.c:3011)
[   93.752837][ T2422]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   93.753272][ T2422]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   93.753578][ T2422]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   93.753857][ T2422]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   93.754181][ T2422]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   93.754476][ T2422]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   93.754756][ T2422]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   93.755026][ T2422]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   93.755295][ T2422]  ? __kernel_text_address (kernel/extable.c:79)
[   93.755752][ T2422]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   93.756024][ T2422]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   93.756295][ T2422]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   93.756595][ T2422]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   93.757026][ T2422]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   93.757296][ T2422]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   93.757591][ T2422]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   93.757863][ T2422]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   93.758290][ T2422]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   93.758583][ T2422]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   93.758859][ T2422]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   93.759135][ T2422]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   93.759588][ T2422]  ? nla_get_range_signed (lib/nlattr.c:270)
[   93.759868][ T2422]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   93.760145][ T2422]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   93.760437][ T2422]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   93.760877][ T2422]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   93.761152][ T2422]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   93.761443][ T2422]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   93.761724][ T2422]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   93.762164][ T2422]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   93.762450][ T2422]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   93.762731][ T2422]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   93.763000][ T2422]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   93.763452][ T2422]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   93.763733][ T2422]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   93.764008][ T2422]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   93.764278][ T2422]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   93.764730][ T2422]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   93.765005][ T2422]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   93.765270][ T2422]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   93.765567][ T2422]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   93.766004][ T2422]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   93.766280][ T2422]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   93.766589][ T2422]  ? 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))
[   93.766860][ T2422]  ? 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))
[   93.767292][ T2422]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   93.767593][ T2422]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   93.767868][ T2422]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   93.768138][ T2422]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   93.768599][ T2422]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   93.768882][ T2422]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   93.769154][ T2422]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   93.769441][ T2422]  ? copy_msghdr_from_user (net/socket.c:2635)
[   93.769882][ T2422]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   93.770193][ T2422]  ? move_addr_to_kernel (net/socket.c:258)
[   93.770487][ T2422]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   93.770769][ T2422]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   93.771210][ T2422]  ___sys_sendmsg (net/socket.c:2752)
[   93.771498][ T2422]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   93.771836][ T2422]  ? copy_msghdr_from_user (net/socket.c:2603)
[   93.772134][ T2422]  __sys_sendmsg (net/socket.c:2784)
[   93.772594][ T2422]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   93.772868][ T2422]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   93.773199][ T2422]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   93.773665][ T2422]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   93.773944][ T2422]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   93.774220][ T2422]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   93.774507][ T2422]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   93.774948][ T2422]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   93.775245][ T2422] RIP: 0033:0x7f6989d1808e
[   93.775553][ T2422] 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
[   93.776583][ T2422] RSP: 002b:00007ffc4144b8e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   93.776967][ T2422] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6989d1808e
[   93.777536][ T2422] RDX: 0000000000000000 RSI: 00007ffc4144b990 RDI: 0000000000000005
[   93.777919][ T2422] RBP: 00007ffc4144b8f0 R08: 0000000000000000 R09: 0000000000000000
[   93.778295][ T2422] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d6
[   93.778700][ T2422] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc4144c060
| [   93.829026][ T2423] ------------[ cut here ]------------
| [   93.829182][ T2423] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2423
| [   93.829457][ T2423] Modules linked in: vxlan
| [   93.829866][ T2423] Tainted: [W]=WARN
[   93.829970][ T2423] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   93.830135][ T2423] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   93.830311][ T2423] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   93.830794][ T2423] RSP: 0018:ffa0000004957020 EFLAGS: 00010286
[   93.830966][ T2423] RAX: 00000000ffffffa6 RBX: ff11000013f6e580 RCX: 1ff400000092adca
[   93.831161][ T2423] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013f6e63c
[   93.831362][ T2423] RBP: ff1100001b6ba000 R08: 1fe22000027edcc9 R09: ff11000016a55158
[   93.831566][ T2423] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   93.831760][ T2423] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   93.831959][ T2423] FS:  00007fb56839a840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   93.832188][ T2423] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   93.832359][ T2423] CR2: 0000000019d66988 CR3: 000000001650e004 CR4: 0000000000771ef0
[   93.832561][ T2423] PKRU: 55555554
[   93.832660][ T2423] Call Trace:
[   93.832760][ T2423]  <TASK>
[   93.832835][ T2423]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   93.832978][ T2423]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   93.833079][ T2423]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   93.833212][ T2423]  __dev_notify_flags (net/core/dev.c:9787)
[   93.833349][ T2423]  ? netif_change_name (net/core/dev.c:1495)
[   93.833482][ T2423]  ? __dev_change_flags (net/core/dev.c:9752)
[   93.833618][ T2423]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   93.833752][ T2423]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   93.833884][ T2423]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   93.834021][ T2423]  netif_change_flags (net/core/dev.c:9820)
[   93.834157][ T2423]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   93.834288][ T2423]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   93.834427][ T2423]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   93.834568][ T2423]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   93.834730][ T2423]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   93.834859][ T2423]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   93.834994][ T2423]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   93.835124][ T2423]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   93.835254][ T2423]  ? __kernel_text_address (kernel/extable.c:79)
[   93.835394][ T2423]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   93.835536][ T2423]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   93.835668][ T2423]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   93.835800][ T2423]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   93.835930][ T2423]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   93.836064][ T2423]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   93.836197][ T2423]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   93.836339][ T2423]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   93.836469][ T2423]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   93.836615][ T2423]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   93.836746][ T2423]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   93.836879][ T2423]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   93.837017][ T2423]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   93.837153][ T2423]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   93.837286][ T2423]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   93.837424][ T2423]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   93.837561][ T2423]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   93.837693][ T2423]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   93.837823][ T2423]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   93.837957][ T2423]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   93.838086][ T2423]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   93.838214][ T2423]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   93.838351][ T2423]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   93.838486][ T2423]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   93.838628][ T2423]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   93.838759][ T2423]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   93.838890][ T2423]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   93.839021][ T2423]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   93.839158][ T2423]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   93.839287][ T2423]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   93.839424][ T2423]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   93.839566][ T2423]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   93.839700][ T2423]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   93.839839][ T2423]  ? 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))
[   93.839974][ T2423]  ? 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))
[   93.840105][ T2423]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   93.840238][ T2423]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   93.840375][ T2423]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   93.840505][ T2423]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   93.840646][ T2423]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   93.840778][ T2423]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   93.840909][ T2423]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   93.841041][ T2423]  ? copy_msghdr_from_user (net/socket.c:2635)
[   93.841172][ T2423]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   93.841340][ T2423]  ? move_addr_to_kernel (net/socket.c:258)
[   93.841472][ T2423]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   93.841609][ T2423]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   93.841745][ T2423]  ___sys_sendmsg (net/socket.c:2752)
[   93.841875][ T2423]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   93.842040][ T2423]  ? copy_msghdr_from_user (net/socket.c:2603)
[   93.842183][ T2423]  __sys_sendmsg (net/socket.c:2784)
[   93.842320][ T2423]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   93.842450][ T2423]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   93.842618][ T2423]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   93.842751][ T2423]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   93.842882][ T2423]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   93.843015][ T2423]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   93.843154][ T2423]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   93.843285][ T2423]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   93.843454][ T2423] RIP: 0033:0x7fb5685d408e
[   93.843599][ T2423] 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
[   93.844071][ T2423] RSP: 002b:00007ffd7d946250 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   93.844270][ T2423] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb5685d408e
[   93.844473][ T2423] RDX: 0000000000000000 RSI: 00007ffd7d946300 RDI: 0000000000000005
[   93.844683][ T2423] RBP: 00007ffd7d946260 R08: 0000000000000000 R09: 0000000000000000
[   93.844876][ T2423] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d7
[   93.845079][ T2423] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd7d9469d0
| [   94.273522][ T2447] ------------[ cut here ]------------
| [   94.273706][ T2447] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2447
| [   94.273985][ T2447] Modules linked in: vxlan
| [   94.274416][ T2447] Tainted: [W]=WARN
[   94.274526][ T2447] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   94.274700][ T2447] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   94.274882][ T2447] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   94.275381][ T2447] RSP: 0018:ffa0000004a07090 EFLAGS: 00010286
[   94.275562][ T2447] RAX: 00000000ffffffa6 RBX: ff11000010c57c40 RCX: 1ff4000000940dd8
[   94.275774][ T2447] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010c57cfc
[   94.275980][ T2447] RBP: ff11000015b44000 R08: 1fe220000218afa1 R09: ff1100001b075180
[   94.276190][ T2447] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   94.276401][ T2447] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   94.276614][ T2447] FS:  00007f24e3dc6840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   94.276852][ T2447] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   94.277023][ T2447] CR2: 00007f24e3fbf460 CR3: 000000001b77e002 CR4: 0000000000771ef0
[   94.277228][ T2447] PKRU: 55555554
[   94.277340][ T2447] Call Trace:
[   94.277444][ T2447]  <TASK>
[   94.277520][ T2447]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   94.277659][ T2447]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   94.277794][ T2447]  notifier_call_chain (kernel/notifier.c:85)
[   94.277936][ T2447]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   94.278076][ T2447]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   94.278216][ T2447]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   94.278833][ T2447]  netdev_upper_dev_link (net/core/dev.c:8972)
[   94.278974][ T2447]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   94.279114][ T2447]  register_vlan_dev (net/8021q/vlan.c:183)
[   94.279253][ T2447]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   94.279396][ T2447]  vlan_newlink (net/8021q/vlan_netlink.c:194)
[   94.279534][ T2447]  ? nla_strscpy (lib/nlattr.c:795)
[   94.279674][ T2447]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   94.279813][ T2447]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   94.279952][ T2447]  ? __dev_get_by_name (net/core/dev.c:883)
[   94.280088][ T2447]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   94.280230][ T2447]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   94.280377][ T2447]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   94.280514][ T2447]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   94.280655][ T2447]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   94.280789][ T2447]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   94.280923][ T2447]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   94.281061][ T2447]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   94.281199][ T2447]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   94.281346][ T2447]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   94.281494][ T2447]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   94.281633][ T2447]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   94.281772][ T2447]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   94.281907][ T2447]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   94.282050][ T2447]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   94.282185][ T2447]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   94.282326][ T2447]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   94.282466][ T2447]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   94.282608][ T2447]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   94.282749][ T2447]  ? 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))
[   94.282882][ T2447]  ? 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))
[   94.283022][ T2447]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   94.283156][ T2447]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   94.283294][ T2447]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   94.283437][ T2447]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   94.283581][ T2447]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   94.283718][ T2447]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   94.283856][ T2447]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   94.283996][ T2447]  ? copy_msghdr_from_user (net/socket.c:2635)
[   94.284130][ T2447]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   94.284297][ T2447]  ? move_addr_to_kernel (net/socket.c:258)
[   94.284444][ T2447]  ___sys_sendmsg (net/socket.c:2752)
[   94.284583][ T2447]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   94.284717][ T2447]  ? copy_msghdr_from_user (net/socket.c:2603)
[   94.284865][ T2447]  ? 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))
[   94.285006][ T2447]  __sys_sendmsg (net/socket.c:2784)
[   94.285144][ T2447]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   94.285282][ T2447]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   94.285423][ T2447]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   94.285566][ T2447]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   94.285703][ T2447]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   94.285839][ T2447]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   94.285979][ T2447]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   94.286149][ T2447] RIP: 0033:0x7f24e400008e
[   94.286295][ T2447] 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
[   94.286795][ T2447] RSP: 002b:00007ffe4aeb5b30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   94.287002][ T2447] RAX: ffffffffffffffda RBX: 00007ffe4aeb62f0 RCX: 00007f24e400008e
[   94.287206][ T2447] RDX: 0000000000000000 RSI: 00007ffe4aeb5be0 RDI: 0000000000000005
[   94.287415][ T2447] RBP: 00007ffe4aeb5b40 R08: 0000000000000000 R09: 0000000000000000
[   94.287624][ T2447] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d7
[   94.287839][ T2447] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe4aeb62b0
| [   94.289459][ T2447] ------------[ cut here ]------------
| [   94.289595][ T2447] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2447
| [   94.289850][ T2447] Modules linked in: vxlan
| [   94.290253][ T2447] Tainted: [W]=WARN
[   94.290361][ T2447] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   94.290532][ T2447] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   94.290704][ T2447] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   94.291182][ T2447] RSP: 0018:ffa0000004a071b0 EFLAGS: 00010286
[   94.291353][ T2447] RAX: 00000000ffffffa6 RBX: ff11000010c56ac0 RCX: 1ff4000000940dfc
[   94.291556][ T2447] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010c56b7c
[   94.291751][ T2447] RBP: ff11000007819000 R08: 1fe220000218ad71 R09: ff1100001b075180
[   94.291950][ T2447] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   94.292146][ T2447] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab76b3a0
[   94.292352][ T2447] FS:  00007f24e3dc6840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   94.292588][ T2447] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   94.292753][ T2447] CR2: 00007f24e3fbf460 CR3: 000000001b77e002 CR4: 0000000000771ef0
[   94.292955][ T2447] PKRU: 55555554
[   94.293056][ T2447] Call Trace:
[   94.293158][ T2447]  <TASK>
[   94.293227][ T2447]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   94.293364][ T2447]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   94.293498][ T2447]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   94.293605][ T2447]  __dev_notify_flags (net/core/dev.c:9787)
[   94.293738][ T2447]  ? netdev_update_features (net/core/dev.c:11098)
[   94.293869][ T2447]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[   94.294042][ T2447]  ? netif_change_name (net/core/dev.c:1495)
[   94.294177][ T2447]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   94.294312][ T2447]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   94.294454][ T2447]  ? register_vlan_dev (net/8021q/vlan.c:196)
[   94.294596][ T2447]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   94.294732][ T2447]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   94.294865][ T2447]  ? nla_strscpy (lib/nlattr.c:795)
[   94.295004][ T2447]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   94.295137][ T2447]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   94.295271][ T2447]  ? __dev_get_by_name (net/core/dev.c:883)
[   94.295410][ T2447]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   94.295559][ T2447]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   94.295698][ T2447]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   94.295833][ T2447]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   94.295974][ T2447]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   94.296109][ T2447]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   94.296243][ T2447]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   94.296382][ T2447]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   94.296525][ T2447]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   94.296661][ T2447]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   94.296794][ T2447]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   94.296926][ T2447]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   94.297067][ T2447]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   94.297203][ T2447]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   94.297345][ T2447]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   94.297476][ T2447]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   94.297617][ T2447]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   94.297750][ T2447]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   94.297890][ T2447]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   94.298030][ T2447]  ? 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))
[   94.298165][ T2447]  ? 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))
[   94.298303][ T2447]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   94.298444][ T2447]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   94.298585][ T2447]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   94.298719][ T2447]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   94.298852][ T2447]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   94.298989][ T2447]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   94.299124][ T2447]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   94.299260][ T2447]  ? copy_msghdr_from_user (net/socket.c:2635)
[   94.299398][ T2447]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   94.299569][ T2447]  ? move_addr_to_kernel (net/socket.c:258)
[   94.299707][ T2447]  ___sys_sendmsg (net/socket.c:2752)
[   94.299846][ T2447]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   94.299984][ T2447]  ? copy_msghdr_from_user (net/socket.c:2603)
[   94.300129][ T2447]  ? 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))
[   94.300264][ T2447]  __sys_sendmsg (net/socket.c:2784)
[   94.300403][ T2447]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   94.300546][ T2447]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   94.300678][ T2447]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   94.300817][ T2447]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   94.300953][ T2447]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   94.301085][ T2447]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   94.301221][ T2447]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   94.301391][ T2447] RIP: 0033:0x7f24e400008e
[   94.301533][ T2447] 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
[   94.302008][ T2447] RSP: 002b:00007ffe4aeb5b30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   94.302213][ T2447] RAX: ffffffffffffffda RBX: 00007ffe4aeb62f0 RCX: 00007f24e400008e
[   94.302418][ T2447] RDX: 0000000000000000 RSI: 00007ffe4aeb5be0 RDI: 0000000000000005
[   94.302623][ T2447] RBP: 00007ffe4aeb5b40 R08: 0000000000000000 R09: 0000000000000000
[   94.302820][ T2447] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d7
[   94.303021][ T2447] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe4aeb62b0
| [   94.372105][ T2449] ------------[ cut here ]------------
| [   94.372541][ T2449] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2449
| [   94.373162][ T2449] Modules linked in: vxlan
| [   94.374249][ T2449] Tainted: [W]=WARN
[   94.374602][ T2449] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   94.374992][ T2449] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   94.375334][ T2449] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   94.376154][ T2449] RSP: 0018:ffa0000004a17020 EFLAGS: 00010286
[   94.376494][ T2449] RAX: 00000000ffffffa6 RBX: ff11000005665700 RCX: 1ff4000000942dca
[   94.376878][ T2449] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000056657bc
[   94.377248][ T2449] RBP: ff11000007819000 R08: 1fe2200000accaf9 R09: ff1100001b070b58
[   94.377650][ T2449] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   94.378018][ T2449] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   94.378400][ T2449] FS:  00007f64d168d840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   94.378837][ T2449] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   94.379164][ T2449] CR2: 0000000039ce0988 CR3: 00000000168a5003 CR4: 0000000000771ef0
[   94.379563][ T2449] PKRU: 55555554
[   94.379778][ T2449] Call Trace:
[   94.379992][ T2449]  <TASK>
[   94.380158][ T2449]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   94.380444][ T2449]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   94.380673][ T2449]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   94.380941][ T2449]  __dev_notify_flags (net/core/dev.c:9787)
[   94.381221][ T2449]  ? netif_change_name (net/core/dev.c:1495)
[   94.381507][ T2449]  ? __dev_change_flags (net/core/dev.c:9752)
[   94.381788][ T2449]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   94.382057][ T2449]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   94.382348][ T2449]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   94.382633][ T2449]  netif_change_flags (net/core/dev.c:9820)
[   94.382910][ T2449]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   94.383167][ T2449]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   94.383460][ T2449]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   94.383741][ T2449]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   94.384064][ T2449]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   94.384349][ T2449]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   94.384627][ T2449]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   94.384903][ T2449]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   94.385175][ T2449]  ? __kernel_text_address (kernel/extable.c:79)
[   94.385466][ T2449]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   94.385770][ T2449]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   94.386040][ T2449]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   94.386329][ T2449]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   94.386611][ T2449]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   94.386888][ T2449]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   94.387160][ T2449]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   94.387449][ T2449]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   94.387738][ T2449]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   94.388009][ T2449]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   94.388285][ T2449]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   94.388587][ T2449]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   94.388868][ T2449]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   94.389150][ T2449]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   94.389442][ T2449]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   94.389723][ T2449]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   94.390016][ T2449]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   94.390288][ T2449]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   94.390585][ T2449]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   94.390864][ T2449]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   94.391138][ T2449]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   94.391427][ T2449]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   94.391709][ T2449]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   94.391983][ T2449]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   94.392246][ T2449]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   94.392545][ T2449]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   94.392819][ T2449]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   94.393089][ T2449]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   94.393389][ T2449]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   94.393668][ T2449]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   94.393944][ T2449]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   94.394219][ T2449]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   94.394512][ T2449]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   94.394801][ T2449]  ? 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))
[   94.395070][ T2449]  ? 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))
[   94.395365][ T2449]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   94.395653][ T2449]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   94.395931][ T2449]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   94.396207][ T2449]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   94.396501][ T2449]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   94.396787][ T2449]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   94.397055][ T2449]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   94.397350][ T2449]  ? copy_msghdr_from_user (net/socket.c:2635)
[   94.397636][ T2449]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   94.397976][ T2449]  ? move_addr_to_kernel (net/socket.c:258)
[   94.398252][ T2449]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   94.398551][ T2449]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   94.398830][ T2449]  ___sys_sendmsg (net/socket.c:2752)
[   94.399101][ T2449]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   94.399443][ T2449]  ? copy_msghdr_from_user (net/socket.c:2603)
[   94.399751][ T2449]  __sys_sendmsg (net/socket.c:2784)
[   94.400019][ T2449]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   94.400290][ T2449]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   94.400650][ T2449]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   94.400922][ T2449]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   94.401172][ T2449]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   94.401463][ T2449]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   94.401744][ T2449]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   94.402024][ T2449]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   94.402367][ T2449] RIP: 0033:0x7f64d18c708e
[   94.402661][ T2449] 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
[   94.403506][ T2449] RSP: 002b:00007fff274b94c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   94.403902][ T2449] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f64d18c708e
[   94.404277][ T2449] RDX: 0000000000000000 RSI: 00007fff274b9570 RDI: 0000000000000005
[   94.404681][ T2449] RBP: 00007fff274b94d0 R08: 0000000000000000 R09: 0000000000000000
[   94.405050][ T2449] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d7
[   94.405452][ T2449] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff274b9c40
| [   94.627144][ T2455] ------------[ cut here ]------------
| [   94.627748][ T2455] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2455
| [   94.628383][ T2455] Modules linked in: vxlan
| [   94.629311][ T2455] Tainted: [W]=WARN
[   94.629554][ T2455] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   94.629901][ T2455] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   94.630243][ T2455] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   94.631108][ T2455] RSP: 0018:ffa0000004a671b0 EFLAGS: 00010286
[   94.631461][ T2455] RAX: 00000000ffffffa6 RBX: ff11000010b91000 RCX: 1ff400000094cdfc
[   94.631848][ T2455] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010b910bc
[   94.632230][ T2455] RBP: ff1100001b7fa000 R08: 1fe2200002172219 R09: ff1100001afa5180
[   94.632639][ T2455] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   94.633017][ T2455] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab720900
[   94.633411][ T2455] FS:  00007f1220d3c840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   94.633875][ T2455] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   94.634204][ T2455] CR2: 0000000000441b40 CR3: 00000000166c3004 CR4: 0000000000771ef0
[   94.634609][ T2455] PKRU: 55555554
[   94.634829][ T2455] Call Trace:
[   94.635049][ T2455]  <TASK>
[   94.635219][ T2455]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   94.635531][ T2455]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   94.635758][ T2455]  __dev_notify_flags (net/core/dev.c:9787)
[   94.636034][ T2455]  ? netif_change_name (net/core/dev.c:1495)
[   94.636310][ T2455]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   94.636672][ T2455]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   94.636953][ T2455]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   94.637222][ T2455]  ? br_dev_newlink (net/bridge/br_netlink.c:1604)
[   94.637536][ T2455]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   94.637818][ T2455]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   94.638091][ T2455]  ? __dev_get_by_name (net/core/dev.c:883)
[   94.638382][ T2455]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   94.638680][ T2455]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   94.638965][ T2455]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   94.639244][ T2455]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   94.639545][ T2455]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   94.639825][ T2455]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   94.640102][ T2455]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   94.640397][ T2455]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   94.640697][ T2455]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   94.640977][ T2455]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   94.641254][ T2455]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   94.641557][ T2455]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   94.641834][ T2455]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   94.642111][ T2455]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   94.642409][ T2455]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   94.642694][ T2455]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   94.642976][ T2455]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   94.643253][ T2455]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   94.643556][ T2455]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   94.643843][ T2455]  ? 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))
[   94.644117][ T2455]  ? 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))
[   94.644416][ T2455]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   94.644712][ T2455]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   94.644989][ T2455]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   94.645271][ T2455]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   94.645581][ T2455]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   94.645861][ T2455]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   94.646125][ T2455]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   94.646441][ T2455]  ? copy_msghdr_from_user (net/socket.c:2635)
[   94.646733][ T2455]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   94.647062][ T2455]  ? move_addr_to_kernel (net/socket.c:258)
[   94.647366][ T2455]  ___sys_sendmsg (net/socket.c:2752)
[   94.647653][ T2455]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   94.647934][ T2455]  ? copy_msghdr_from_user (net/socket.c:2603)
[   94.648230][ T2455]  ? 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))
[   94.648536][ T2455]  __sys_sendmsg (net/socket.c:2784)
[   94.648819][ T2455]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   94.649101][ T2455]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   94.649398][ T2455]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   94.649685][ T2455]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   94.649961][ T2455]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   94.650235][ T2455]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   94.650541][ T2455]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   94.650872][ T2455] RIP: 0033:0x7f1220f7608e
[   94.651163][ T2455] 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
[   94.652034][ T2455] RSP: 002b:00007ffdb4d37600 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   94.652440][ T2455] RAX: ffffffffffffffda RBX: 00007ffdb4d37da8 RCX: 00007f1220f7608e
[   94.652837][ T2455] RDX: 0000000000000000 RSI: 00007ffdb4d376b0 RDI: 0000000000000005
[   94.653223][ T2455] RBP: 00007ffdb4d37610 R08: 0000000000000000 R09: 0000000000000000
[   94.653633][ T2455] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d7
[   94.654012][ T2455] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdb4d37d80
| [   94.689827][ T2456] ------------[ cut here ]------------
| [   94.689985][ T2456] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2456
| [   94.690251][ T2456] Modules linked in: vxlan
| [   94.691150][ T2456] Tainted: [W]=WARN
[   94.691250][ T2456] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   94.691523][ T2456] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   94.691694][ T2456] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   94.692162][ T2456] RSP: 0018:ffa0000004a77020 EFLAGS: 00010286
[   94.692384][ T2456] RAX: 00000000ffffffa6 RBX: ff11000005a15380 RCX: 1ff400000094edca
[   94.692588][ T2456] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005a1543c
[   94.692792][ T2456] RBP: ff1100001b7fa000 R08: 1fe2200000b42a89 R09: ff1100001afa0b58
[   94.693045][ T2456] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   94.693243][ T2456] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   94.693498][ T2456] FS:  00007f9bbc983840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   94.693737][ T2456] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   94.693901][ T2456] CR2: 000000001aded988 CR3: 000000001bc2f006 CR4: 0000000000771ef0
[   94.694102][ T2456] PKRU: 55555554
[   94.694201][ T2456] Call Trace:
[   94.694300][ T2456]  <TASK>
[   94.694427][ T2456]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   94.694565][ T2456]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   94.694668][ T2456]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   94.694800][ T2456]  __dev_notify_flags (net/core/dev.c:9787)
[   94.694934][ T2456]  ? netif_change_name (net/core/dev.c:1495)
[   94.695068][ T2456]  ? __dev_change_flags (net/core/dev.c:9752)
[   94.695200][ T2456]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   94.695388][ T2456]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   94.695526][ T2456]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   94.695664][ T2456]  netif_change_flags (net/core/dev.c:9820)
[   94.695796][ T2456]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   94.695927][ T2456]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   94.696065][ T2456]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   94.696197][ T2456]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   94.696437][ T2456]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   94.696573][ T2456]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   94.696706][ T2456]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   94.696835][ T2456]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   94.696977][ T2456]  ? __kernel_text_address (kernel/extable.c:79)
[   94.697112][ T2456]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   94.697245][ T2456]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   94.697433][ T2456]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   94.697571][ T2456]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   94.697704][ T2456]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   94.697837][ T2456]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   94.697971][ T2456]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   94.698102][ T2456]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   94.698237][ T2456]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   94.698433][ T2456]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   94.698571][ T2456]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   94.698703][ T2456]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   94.698838][ T2456]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   94.698974][ T2456]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   94.699105][ T2456]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   94.699234][ T2456]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   94.699411][ T2456]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   94.699548][ T2456]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   94.699677][ T2456]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   94.699811][ T2456]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   94.699942][ T2456]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   94.700073][ T2456]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   94.700208][ T2456]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   94.700346][ T2456]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   94.700475][ T2456]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   94.700609][ T2456]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   94.700737][ T2456]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   94.700871][ T2456]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   94.701006][ T2456]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   94.701136][ T2456]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   94.701280][ T2456]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   94.701420][ T2456]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   94.701558][ T2456]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   94.701695][ T2456]  ? 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))
[   94.701825][ T2456]  ? 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))
[   94.701962][ T2456]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   94.702093][ T2456]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   94.702225][ T2456]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   94.702363][ T2456]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   94.702498][ T2456]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   94.702635][ T2456]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   94.702778][ T2456]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   94.702917][ T2456]  ? copy_msghdr_from_user (net/socket.c:2635)
[   94.703049][ T2456]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   94.703211][ T2456]  ? move_addr_to_kernel (net/socket.c:258)
[   94.703350][ T2456]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   94.703480][ T2456]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   94.703617][ T2456]  ___sys_sendmsg (net/socket.c:2752)
[   94.703747][ T2456]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   94.703914][ T2456]  ? copy_msghdr_from_user (net/socket.c:2603)
[   94.704060][ T2456]  __sys_sendmsg (net/socket.c:2784)
[   94.704191][ T2456]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   94.704332][ T2456]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   94.704494][ T2456]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   94.704630][ T2456]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   94.704760][ T2456]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   94.704891][ T2456]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   94.705026][ T2456]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   94.705157][ T2456]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   94.705324][ T2456] RIP: 0033:0x7f9bbcbbd08e
[   94.705465][ T2456] 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
[   94.705936][ T2456] RSP: 002b:00007fff5513f970 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   94.706135][ T2456] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9bbcbbd08e
[   94.706335][ T2456] RDX: 0000000000000000 RSI: 00007fff5513fa20 RDI: 0000000000000005
[   94.706538][ T2456] RBP: 00007fff5513f980 R08: 0000000000000000 R09: 0000000000000000
[   94.706734][ T2456] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d7
[   94.706928][ T2456] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff551400f0
| [   94.742964][ T2457] ------------[ cut here ]------------
| [   94.743121][ T2457] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2457
| [   94.743412][ T2457] Modules linked in: vxlan
| [   94.743842][ T2457] Tainted: [W]=WARN
[   94.743952][ T2457] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   94.744126][ T2457] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   94.744306][ T2457] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   94.745456][ T2457] RSP: 0018:ffa0000004a86e30 EFLAGS: 00010286
[   94.745638][ T2457] RAX: 00000000ffffffa6 RBX: ff11000011e3c900 RCX: 1ff4000000950d8c
[   94.745845][ T2457] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e3c9bc
[   94.746053][ T2457] RBP: ff11000015a49000 R08: 1fe22000023c7939 R09: ff1100001a4d5180
[   94.746258][ T2457] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   94.746470][ T2457] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000129b6384
[   94.746685][ T2457] FS:  00007f4cc40f0840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   94.746925][ T2457] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   94.747106][ T2457] CR2: 000000000042ebe0 CR3: 000000001b142004 CR4: 0000000000771ef0
[   94.747320][ T2457] PKRU: 55555554
[   94.747423][ T2457] Call Trace:
[   94.747530][ T2457]  <TASK>
[   94.747605][ T2457]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   94.747743][ T2457]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   94.747881][ T2457]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   94.747987][ T2457]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   94.748124][ T2457]  __dev_notify_flags (net/core/dev.c:9787)
[   94.748265][ T2457]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   94.748408][ T2457]  ? 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)
[   94.748551][ T2457]  ? netif_change_name (net/core/dev.c:1495)
[   94.748687][ T2457]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   94.748824][ T2457]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   94.748969][ T2457]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   94.749107][ T2457]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   94.749244][ T2457]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   94.749388][ T2457]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   94.749531][ T2457]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   94.749671][ T2457]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   94.749807][ T2457]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   94.749951][ T2457]  veth_newlink (drivers/net/veth.c:1871)
[   94.750088][ T2457]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   94.750224][ T2457]  ? kasan_save_stack (mm/kasan/common.c:57)
[   94.750369][ T2457]  ? kasan_save_track (mm/kasan/common.c:78)
[   94.750504][ T2457]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   94.750665][ T2457]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   94.750801][ T2457]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   94.750938][ T2457]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   94.751076][ T2457]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   94.751215][ T2457]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   94.751360][ T2457]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   94.751498][ T2457]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   94.751638][ T2457]  ? __dev_get_by_name (net/core/dev.c:883)
[   94.751774][ T2457]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   94.751915][ T2457]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   94.752057][ T2457]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   94.752195][ T2457]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   94.752338][ T2457]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   94.752477][ T2457]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   94.752622][ T2457]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   94.752759][ T2457]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   94.752904][ T2457]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   94.753050][ T2457]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   94.753187][ T2457]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   94.753329][ T2457]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   94.753464][ T2457]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   94.753607][ T2457]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   94.753745][ T2457]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   94.753879][ T2457]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   94.754018][ T2457]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   94.754156][ T2457]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   94.754291][ T2457]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   94.754436][ T2457]  ? 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))
[   94.754578][ T2457]  ? 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))
[   94.754717][ T2457]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   94.754855][ T2457]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   94.754993][ T2457]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   94.755130][ T2457]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   94.755268][ T2457]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   94.755412][ T2457]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   94.755556][ T2457]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   94.755693][ T2457]  ? copy_msghdr_from_user (net/socket.c:2635)
[   94.755828][ T2457]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   94.755999][ T2457]  ? move_addr_to_kernel (net/socket.c:258)
[   94.756140][ T2457]  ___sys_sendmsg (net/socket.c:2752)
[   94.756278][ T2457]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   94.756419][ T2457]  ? copy_msghdr_from_user (net/socket.c:2603)
[   94.756569][ T2457]  ? 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))
[   94.756708][ T2457]  __sys_sendmsg (net/socket.c:2784)
[   94.756843][ T2457]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   94.756990][ T2457]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   94.757127][ T2457]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   94.757276][ T2457]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   94.757418][ T2457]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   94.757558][ T2457]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   94.757694][ T2457]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   94.757863][ T2457] RIP: 0033:0x7f4cc432a08e
[   94.758010][ T2457] 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
[   94.758500][ T2457] RSP: 002b:00007fffb9248710 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   94.758711][ T2457] RAX: ffffffffffffffda RBX: 00007fffb9248ea8 RCX: 00007f4cc432a08e
[   94.758914][ T2457] RDX: 0000000000000000 RSI: 00007fffb92487c0 RDI: 0000000000000005
[   94.759120][ T2457] RBP: 00007fffb9248720 R08: 0000000000000000 R09: 0000000000000000
[   94.759331][ T2457] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d7
[   94.759541][ T2457] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffb9248e80
| [   94.770027][ T2457] ------------[ cut here ]------------
| [   94.770306][ T2457] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2457
| [   94.770836][ T2457] Modules linked in: vxlan
| [   94.771657][ T2457] Tainted: [W]=WARN
[   94.771882][ T2457] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   94.772215][ T2457] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   94.772587][ T2457] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   94.773457][ T2457] RSP: 0018:ffa0000004a871b0 EFLAGS: 00010286
[   94.773798][ T2457] RAX: 00000000ffffffa6 RBX: ff1100001345e740 RCX: 1ff4000000950dfc
[   94.774172][ T2457] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001345e7fc
[   94.774583][ T2457] RBP: ff11000015a4c000 R08: 1fe220000268bd01 R09: ff1100001a4d5180
[   94.774973][ T2457] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   94.775373][ T2457] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab603b20
[   94.775769][ T2457] FS:  00007f4cc40f0840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   94.776223][ T2457] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   94.776583][ T2457] CR2: 0000000000441b40 CR3: 000000001b142005 CR4: 0000000000771ef0
[   94.776976][ T2457] PKRU: 55555554
[   94.777197][ T2457] Call Trace:
[   94.777433][ T2457]  <TASK>
[   94.777613][ T2457]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   94.777894][ T2457]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   94.778120][ T2457]  __dev_notify_flags (net/core/dev.c:9787)
[   94.778418][ T2457]  ? netif_change_name (net/core/dev.c:1495)
[   94.778714][ T2457]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   94.778988][ T2457]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   94.779248][ T2457]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   94.779547][ T2457]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   94.779830][ T2457]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   94.780106][ T2457]  ? __dev_get_by_name (net/core/dev.c:883)
[   94.780402][ T2457]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   94.780701][ T2457]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   94.780991][ T2457]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   94.781276][ T2457]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   94.781580][ T2457]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   94.781857][ T2457]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   94.782130][ T2457]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   94.782424][ T2457]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   94.782720][ T2457]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   94.783005][ T2457]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   94.783298][ T2457]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   94.783606][ T2457]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   94.783884][ T2457]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   94.784158][ T2457]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   94.784457][ T2457]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   94.784742][ T2457]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   94.785019][ T2457]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   94.785300][ T2457]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   94.785604][ T2457]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   94.785896][ T2457]  ? 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))
[   94.786173][ T2457]  ? 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))
[   94.786471][ T2457]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   94.786761][ T2457]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   94.787037][ T2457]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   94.787340][ T2457]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   94.787629][ T2457]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   94.787910][ T2457]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   94.788189][ T2457]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   94.788486][ T2457]  ? copy_msghdr_from_user (net/socket.c:2635)
[   94.788771][ T2457]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   94.789083][ T2457]  ? move_addr_to_kernel (net/socket.c:258)
[   94.789379][ T2457]  ___sys_sendmsg (net/socket.c:2752)
[   94.789673][ T2457]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   94.789954][ T2457]  ? copy_msghdr_from_user (net/socket.c:2603)
[   94.790253][ T2457]  ? 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))
[   94.790560][ T2457]  __sys_sendmsg (net/socket.c:2784)
[   94.790839][ T2457]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   94.791123][ T2457]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   94.791420][ T2457]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   94.791716][ T2457]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   94.791995][ T2457]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   94.792624][ T2457]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   94.792909][ T2457]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   94.793246][ T2457] RIP: 0033:0x7f4cc432a08e
[   94.793741][ T2457] 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
[   94.794795][ T2457] RSP: 002b:00007fffb9248710 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   94.795184][ T2457] RAX: ffffffffffffffda RBX: 00007fffb9248ea8 RCX: 00007f4cc432a08e
[   94.795599][ T2457] RDX: 0000000000000000 RSI: 00007fffb92487c0 RDI: 0000000000000005
[   94.795986][ T2457] RBP: 00007fffb9248720 R08: 0000000000000000 R09: 0000000000000000
[   94.796394][ T2457] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d7
[   94.796796][ T2457] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffb9248e80
| [   94.870441][ T2458] ------------[ cut here ]------------
| [   94.870608][ T2458] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2458
| [   94.870867][ T2458] Modules linked in: vxlan
| [   94.871267][ T2458] Tainted: [W]=WARN
[   94.871375][ T2458] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   94.871545][ T2458] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   94.871717][ T2458] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   94.872173][ T2458] RSP: 0018:ffa0000004a96ff8 EFLAGS: 00010286
[   94.872341][ T2458] RAX: 00000000ffffffa6 RBX: ff1100001311d1c0 RCX: 1ff4000000952dc5
[   94.872537][ T2458] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001311d27c
[   94.872727][ T2458] RBP: ff11000015a4c000 R08: 1fe2200002623a51 R09: ff1100001360ae58
[   94.872923][ T2458] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   94.873114][ T2458] R13: 0000000000000000 R14: ffa0000004a97140 R15: ff11000014748ad0
[   94.873309][ T2458] FS:  00007f475172c840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   94.873551][ T2458] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   94.873712][ T2458] CR2: 000000002051b988 CR3: 000000001a6f5006 CR4: 0000000000771ef0
[   94.873903][ T2458] PKRU: 55555554
[   94.874001][ T2458] Call Trace:
[   94.874095][ T2458]  <TASK>
[   94.874163][ T2458]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   94.874292][ T2458]  __dev_change_net_namespace (net/core/dev.c:12635)
[   94.874491][ T2458]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   94.874623][ T2458]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   94.874752][ T2458]  ? default_device_exit_batch (net/core/dev.c:13091)
[   94.874910][ T2458]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   94.875041][ T2458]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   94.875168][ T2458]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   94.875295][ T2458]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   94.875437][ T2458]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   94.875572][ T2458]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   94.875699][ T2458]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   94.875827][ T2458]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   94.875956][ T2458]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   94.876117][ T2458]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   94.876243][ T2458]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   94.876378][ T2458]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   94.876504][ T2458]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   94.876639][ T2458]  ? __kernel_text_address (kernel/extable.c:79)
[   94.876768][ T2458]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   94.876896][ T2458]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   94.877026][ T2458]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   94.877154][ T2458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   94.877281][ T2458]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   94.877413][ T2458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   94.877545][ T2458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   94.877672][ T2458]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   94.877800][ T2458]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   94.877929][ T2458]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   94.878059][ T2458]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   94.878189][ T2458]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   94.878323][ T2458]  ? nla_get_range_signed (lib/nlattr.c:270)
[   94.878453][ T2458]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   94.878591][ T2458]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   94.878725][ T2458]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   94.878851][ T2458]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   94.878982][ T2458]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   94.879109][ T2458]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   94.879237][ T2458]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   94.879373][ T2458]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   94.879500][ T2458]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   94.879632][ T2458]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   94.879759][ T2458]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   94.879887][ T2458]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   94.880015][ T2458]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   94.880146][ T2458]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   94.880272][ T2458]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   94.880405][ T2458]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   94.880540][ T2458]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   94.880667][ T2458]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   94.880794][ T2458]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   94.880922][ T2458]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   94.881049][ T2458]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   94.881182][ T2458]  ? 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))
[   94.881311][ T2458]  ? 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))
[   94.881447][ T2458]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   94.881582][ T2458]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   94.881714][ T2458]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   94.881844][ T2458]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   94.881980][ T2458]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   94.882109][ T2458]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   94.882240][ T2458]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   94.882376][ T2458]  ? copy_msghdr_from_user (net/socket.c:2635)
[   94.882510][ T2458]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   94.882681][ T2458]  ? move_addr_to_kernel (net/socket.c:258)
[   94.882811][ T2458]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   94.882951][ T2458]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   94.883089][ T2458]  ___sys_sendmsg (net/socket.c:2752)
[   94.883219][ T2458]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   94.883383][ T2458]  ? copy_msghdr_from_user (net/socket.c:2603)
[   94.883530][ T2458]  __sys_sendmsg (net/socket.c:2784)
[   94.883659][ T2458]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   94.883793][ T2458]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   94.883955][ T2458]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   94.884083][ T2458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   94.884213][ T2458]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   94.884347][ T2458]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   94.884477][ T2458]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   94.884610][ T2458]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   94.884769][ T2458] RIP: 0033:0x7f475196608e
[   94.884907][ T2458] 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
[   94.885383][ T2458] RSP: 002b:00007ffef9663540 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   94.885582][ T2458] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f475196608e
[   94.885774][ T2458] RDX: 0000000000000000 RSI: 00007ffef96635f0 RDI: 0000000000000005
[   94.885970][ T2458] RBP: 00007ffef9663550 R08: 0000000000000000 R09: 0000000000000000
[   94.886166][ T2458] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d8
[   94.886369][ T2458] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef9663cb0
| [   94.888961][ T2458] ------------[ cut here ]------------
| [   94.889096][ T2458] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2458
| [   94.889355][ T2458] Modules linked in: vxlan
| [   94.889759][ T2458] Tainted: [W]=WARN
[   94.889857][ T2458] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   94.890021][ T2458] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   94.890189][ T2458] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   94.890662][ T2458] RSP: 0018:ffa0000004a96fc0 EFLAGS: 00010286
[   94.890821][ T2458] RAX: 00000000ffffffa6 RBX: ff11000002786ac0 RCX: 1ff4000000952dbe
[   94.891019][ T2458] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000002786b7c
[   94.891213][ T2458] RBP: ff11000015a4c000 R08: 1fe22000004f0d71 R09: ff1100001360ae58
[   94.891412][ T2458] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   94.891613][ T2458] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000014748ad0
[   94.891806][ T2458] FS:  00007f475172c840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   94.892037][ T2458] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   94.892198][ T2458] CR2: 000000002051b988 CR3: 000000001a6f5006 CR4: 0000000000771ef0
[   94.892399][ T2458] PKRU: 55555554
[   94.892497][ T2458] Call Trace:
[   94.892599][ T2458]  <TASK>
[   94.892666][ T2458]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   94.892797][ T2458]  ? notifier_call_chain (kernel/notifier.c:85)
[   94.892930][ T2458]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   94.893046][ T2458]  __dev_change_net_namespace (net/core/dev.c:12695)
[   94.893217][ T2458]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   94.893351][ T2458]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   94.893482][ T2458]  ? default_device_exit_batch (net/core/dev.c:13091)
[   94.893651][ T2458]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   94.893784][ T2458]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   94.893916][ T2458]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   94.894051][ T2458]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   94.894186][ T2458]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   94.894327][ T2458]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   94.894460][ T2458]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   94.894596][ T2458]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   94.894732][ T2458]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   94.894897][ T2458]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   94.895029][ T2458]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   94.895159][ T2458]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   94.895293][ T2458]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   94.895430][ T2458]  ? __kernel_text_address (kernel/extable.c:79)
[   94.895568][ T2458]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   94.895702][ T2458]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   94.895831][ T2458]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   94.895973][ T2458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   94.896108][ T2458]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   94.896239][ T2458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   94.896375][ T2458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   94.896506][ T2458]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   94.896648][ T2458]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   94.896779][ T2458]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   94.896911][ T2458]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   94.897053][ T2458]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   94.897181][ T2458]  ? nla_get_range_signed (lib/nlattr.c:270)
[   94.897321][ T2458]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   94.897457][ T2458]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   94.897599][ T2458]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   94.897727][ T2458]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   94.897857][ T2458]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   94.897993][ T2458]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   94.898122][ T2458]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   94.898254][ T2458]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   94.898391][ T2458]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   94.898530][ T2458]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   94.898667][ T2458]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   94.898799][ T2458]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   94.898930][ T2458]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   94.899068][ T2458]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   94.899200][ T2458]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   94.899335][ T2458]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   94.899471][ T2458]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   94.899607][ T2458]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   94.899741][ T2458]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   94.899868][ T2458]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   94.900006][ T2458]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   94.900139][ T2458]  ? 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))
[   94.900275][ T2458]  ? 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))
[   94.900418][ T2458]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   94.900556][ T2458]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   94.900686][ T2458]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   94.900818][ T2458]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   94.900952][ T2458]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   94.901084][ T2458]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   94.901216][ T2458]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   94.901366][ T2458]  ? copy_msghdr_from_user (net/socket.c:2635)
[   94.901497][ T2458]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   94.901664][ T2458]  ? move_addr_to_kernel (net/socket.c:258)
[   94.901794][ T2458]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   94.901922][ T2458]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   94.902054][ T2458]  ___sys_sendmsg (net/socket.c:2752)
[   94.902189][ T2458]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   94.902357][ T2458]  ? copy_msghdr_from_user (net/socket.c:2603)
[   94.902499][ T2458]  __sys_sendmsg (net/socket.c:2784)
[   94.902635][ T2458]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   94.902764][ T2458]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   94.902926][ T2458]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   94.903060][ T2458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   94.903191][ T2458]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   94.903333][ T2458]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   94.903461][ T2458]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   94.903595][ T2458]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   94.903756][ T2458] RIP: 0033:0x7f475196608e
[   94.903890][ T2458] 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
[   94.904378][ T2458] RSP: 002b:00007ffef9663540 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   94.904582][ T2458] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f475196608e
[   94.904774][ T2458] RDX: 0000000000000000 RSI: 00007ffef96635f0 RDI: 0000000000000005
[   94.904973][ T2458] RBP: 00007ffef9663550 R08: 0000000000000000 R09: 0000000000000000
[   94.905166][ T2458] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d8
[   94.905363][ T2458] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef9663cb0
| [   94.966850][ T2461] ------------[ cut here ]------------
| [   94.967141][ T2461] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2461
| [   94.967647][ T2461] Modules linked in: vxlan
| [   94.968378][ T2461] Tainted: [W]=WARN
[   94.968601][ T2461] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   94.968921][ T2461] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   94.969260][ T2461] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   94.970111][ T2461] RSP: 0018:ffa0000004aa6ff8 EFLAGS: 00010286
[   94.970459][ T2461] RAX: 00000000ffffffa6 RBX: ff11000005665e00 RCX: 1ff4000000954dc5
[   94.970838][ T2461] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005665ebc
[   94.971193][ T2461] RBP: ff11000015a49000 R08: 1fe2200000accbd9 R09: ff1100001afa2e58
[   94.971621][ T2461] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   94.971993][ T2461] R13: 0000000000000000 R14: ffa0000004aa7140 R15: ff1100001ab758d0
[   94.972383][ T2461] FS:  00007f1da1865840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   94.972819][ T2461] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   94.973142][ T2461] CR2: 000000003b133988 CR3: 000000001bc4f004 CR4: 0000000000771ef0
[   94.973541][ T2461] PKRU: 55555554
[   94.973757][ T2461] Call Trace:
[   94.973972][ T2461]  <TASK>
[   94.974173][ T2461]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   94.974464][ T2461]  __dev_change_net_namespace (net/core/dev.c:12635)
[   94.974829][ T2461]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   94.975083][ T2461]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   94.975355][ T2461]  ? default_device_exit_batch (net/core/dev.c:13091)
[   94.975693][ T2461]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   94.975961][ T2461]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   94.976265][ T2461]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   94.976568][ T2461]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   94.976836][ T2461]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   94.977110][ T2461]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   94.977404][ T2461]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   94.977682][ T2461]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   94.977950][ T2461]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   94.978279][ T2461]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   94.978591][ T2461]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   94.978864][ T2461]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   94.979123][ T2461]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   94.979417][ T2461]  ? __kernel_text_address (kernel/extable.c:79)
[   94.979705][ T2461]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   94.979980][ T2461]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   94.980252][ T2461]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   94.980549][ T2461]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   94.980836][ T2461]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   94.981108][ T2461]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   94.981401][ T2461]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   94.981685][ T2461]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   94.981956][ T2461]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   94.982227][ T2461]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   94.982527][ T2461]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   94.982799][ T2461]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   94.983063][ T2461]  ? nla_get_range_signed (lib/nlattr.c:270)
[   94.983356][ T2461]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   94.983644][ T2461]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   94.983920][ T2461]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   94.984172][ T2461]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   94.984462][ T2461]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   94.984731][ T2461]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   94.984995][ T2461]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   94.985268][ T2461]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   94.985586][ T2461]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   94.985857][ T2461]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   94.986123][ T2461]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   94.986417][ T2461]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   94.986695][ T2461]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   94.986964][ T2461]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   94.987229][ T2461]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   94.987526][ T2461]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   94.989942][ T2461]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   94.990381][ T2461]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   94.990665][ T2461]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   94.990936][ T2461]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   94.991375][ T2461]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   94.991662][ T2461]  ? 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))
[   94.992062][ T2461]  ? 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))
[   94.992342][ T2461]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   94.992920][ T2461]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   94.993190][ T2461]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   94.993480][ T2461]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   94.993756][ T2461]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   94.994022][ T2461]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   94.994295][ T2461]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   94.994589][ T2461]  ? copy_msghdr_from_user (net/socket.c:2635)
[   94.994854][ T2461]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   94.995170][ T2461]  ? move_addr_to_kernel (net/socket.c:258)
[   94.995462][ T2461]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   94.995886][ T2461]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   94.996633][ T2461]  ___sys_sendmsg (net/socket.c:2752)
[   94.996903][ T2461]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   94.997212][ T2461]  ? copy_msghdr_from_user (net/socket.c:2603)
[   94.997842][ T2461]  __sys_sendmsg (net/socket.c:2784)
[   94.998430][ T2461]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   94.998705][ T2461]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   94.999179][ T2461]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   94.999624][ T2461]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   94.999896][ T2461]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   95.000197][ T2461]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   95.000481][ T2461]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   95.000756][ T2461]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   95.001061][ T2461] RIP: 0033:0x7f1da1a9f08e
[   95.001354][ T2461] 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
[   95.002175][ T2461] RSP: 002b:00007ffe864be410 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   95.002571][ T2461] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f1da1a9f08e
[   95.003129][ T2461] RDX: 0000000000000000 RSI: 00007ffe864be4c0 RDI: 0000000000000005
[   95.003525][ T2461] RBP: 00007ffe864be420 R08: 0000000000000000 R09: 0000000000000000
[   95.003903][ T2461] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d8
[   95.004276][ T2461] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe864beb80
| [   95.010093][ T2461] ------------[ cut here ]------------
| [   95.010369][ T2461] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2461
| [   95.010853][ T2461] Modules linked in: vxlan
| [   95.011649][ T2461] Tainted: [W]=WARN
[   95.011866][ T2461] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   95.012188][ T2461] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   95.012545][ T2461] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   95.013362][ T2461] RSP: 0018:ffa0000004aa6fc0 EFLAGS: 00010286
[   95.013856][ T2461] RAX: 00000000ffffffa6 RBX: ff1100001345e900 RCX: 1ff4000000954dbe
[   95.014230][ T2461] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001345e9bc
[   95.014635][ T2461] RBP: ff11000015a49000 R08: 1fe220000268bd39 R09: ff1100001afa2e58
[   95.015009][ T2461] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   95.015418][ T2461] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001ab758d0
[   95.015809][ T2461] FS:  00007f1da1865840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   95.016592][ T2461] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   95.016919][ T2461] CR2: 000000003b133988 CR3: 000000001bc4f004 CR4: 0000000000771ef0
[   95.017280][ T2461] PKRU: 55555554
[   95.017522][ T2461] Call Trace:
[   95.017739][ T2461]  <TASK>
[   95.017906][ T2461]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   95.018182][ T2461]  ? notifier_call_chain (kernel/notifier.c:85)
[   95.018473][ T2461]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   95.018703][ T2461]  __dev_change_net_namespace (net/core/dev.c:12695)
[   95.019029][ T2461]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   95.019470][ T2461]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   95.019756][ T2461]  ? default_device_exit_batch (net/core/dev.c:13091)
[   95.020269][ T2461]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.020569][ T2461]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   95.020837][ T2461]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   95.021097][ T2461]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   95.021385][ T2461]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   95.021823][ T2461]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   95.022095][ T2461]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   95.022388][ T2461]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   95.022678][ T2461]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   95.023004][ T2461]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   95.023277][ T2461]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   95.023574][ T2461]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   95.023841][ T2461]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   95.024112][ T2461]  ? __kernel_text_address (kernel/extable.c:79)
[   95.024408][ T2461]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   95.024692][ T2461]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.024959][ T2461]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   95.025219][ T2461]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.025507][ T2461]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   95.025784][ T2461]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.026049][ T2461]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.026344][ T2461]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   95.026621][ T2461]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   95.026890][ T2461]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   95.027162][ T2461]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   95.027453][ T2461]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   95.027730][ T2461]  ? nla_get_range_signed (lib/nlattr.c:270)
[   95.028005][ T2461]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   95.028457][ T2461]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   95.028741][ T2461]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.029006][ T2461]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   95.029272][ T2461]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   95.029566][ T2461]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   95.029835][ T2461]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   95.030109][ T2461]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.030410][ T2461]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   95.030689][ T2461]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   95.030959][ T2461]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   95.031230][ T2461]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   95.031528][ T2461]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   95.031798][ T2461]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   95.032064][ T2461]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   95.032354][ T2461]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   95.032667][ T2461]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.032937][ T2461]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   95.033195][ T2461]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   95.033529][ T2461]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   95.033800][ T2461]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   95.034076][ T2461]  ? 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))
[   95.034367][ T2461]  ? 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))
[   95.034648][ T2461]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   95.034923][ T2461]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   95.035365][ T2461]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   95.035648][ T2461]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   95.035926][ T2461]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   95.036194][ T2461]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   95.036488][ T2461]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   95.036768][ T2461]  ? copy_msghdr_from_user (net/socket.c:2635)
[   95.037041][ T2461]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   95.037544][ T2461]  ? move_addr_to_kernel (net/socket.c:258)
[   95.037853][ T2461]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   95.038128][ T2461]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   95.038621][ T2461]  ___sys_sendmsg (net/socket.c:2752)
[   95.038894][ T2461]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   95.039395][ T2461]  ? copy_msghdr_from_user (net/socket.c:2603)
[   95.039705][ T2461]  __sys_sendmsg (net/socket.c:2784)
[   95.039976][ T2461]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   95.040418][ T2461]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   95.040767][ T2461]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   95.041039][ T2461]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.041311][ T2461]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   95.041917][ T2461]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   95.042167][ T2461]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   95.042456][ T2461]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   95.042947][ T2461] RIP: 0033:0x7f1da1a9f08e
[   95.043228][ T2461] 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
[   95.044235][ T2461] RSP: 002b:00007ffe864be410 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   95.044639][ T2461] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f1da1a9f08e
[   95.045170][ T2461] RDX: 0000000000000000 RSI: 00007ffe864be4c0 RDI: 0000000000000005
[   95.045569][ T2461] RBP: 00007ffe864be420 R08: 0000000000000000 R09: 0000000000000000
[   95.045948][ T2461] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d8
[   95.046479][ T2461] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe864beb80
| [   95.104805][ T2468] ------------[ cut here ]------------
| [   95.104973][ T2468] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2468
| [   95.105267][ T2468] Modules linked in: vxlan
| [   95.105686][ T2468] Tainted: [W]=WARN
[   95.105786][ T2468] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   95.105953][ T2468] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   95.106125][ T2468] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   95.106620][ T2468] RSP: 0018:ffa0000004917020 EFLAGS: 00010286
[   95.106788][ T2468] RAX: 00000000ffffffa6 RBX: ff11000010b91a80 RCX: 1ff4000000922dca
[   95.106986][ T2468] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010b91b3c
[   95.107180][ T2468] RBP: ff11000015a4c000 R08: 1fe2200002172369 R09: ff11000011f35158
[   95.107593][ T2468] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   95.107792][ T2468] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   95.107990][ T2468] FS:  00007fba33522840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   95.108218][ T2468] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   95.108391][ T2468] CR2: 00007fba337f21a0 CR3: 000000001b108004 CR4: 0000000000771ef0
[   95.108596][ T2468] PKRU: 55555554
[   95.108694][ T2468] Call Trace:
[   95.108794][ T2468]  <TASK>
[   95.108864][ T2468]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   95.109002][ T2468]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   95.109104][ T2468]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   95.109238][ T2468]  __dev_notify_flags (net/core/dev.c:9787)
[   95.109378][ T2468]  ? netif_change_name (net/core/dev.c:1495)
[   95.109511][ T2468]  ? __dev_change_flags (net/core/dev.c:9752)
[   95.109648][ T2468]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   95.109779][ T2468]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   95.109912][ T2468]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   95.110051][ T2468]  netif_change_flags (net/core/dev.c:9820)
[   95.110182][ T2468]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   95.110496][ T2468]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   95.110640][ T2468]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   95.110772][ T2468]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   95.110936][ T2468]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   95.111070][ T2468]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   95.111203][ T2468]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   95.111509][ T2468]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   95.111652][ T2468]  ? __kernel_text_address (kernel/extable.c:79)
[   95.111782][ T2468]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   95.111914][ T2468]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.112053][ T2468]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   95.112187][ T2468]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.112324][ T2468]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   95.112455][ T2468]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.112597][ T2468]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.112753][ T2468]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   95.112893][ T2468]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   95.113028][ T2468]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   95.113159][ T2468]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   95.113294][ T2468]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   95.113437][ T2468]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   95.113578][ T2468]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   95.113710][ T2468]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.113837][ T2468]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   95.113971][ T2468]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   95.114107][ T2468]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   95.114240][ T2468]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   95.114383][ T2468]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.114521][ T2468]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   95.114651][ T2468]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   95.114781][ T2468]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   95.114913][ T2468]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   95.115047][ T2468]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   95.115180][ T2468]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   95.115313][ T2468]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   95.115450][ T2468]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   95.115589][ T2468]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.115721][ T2468]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   95.115855][ T2468]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   95.115987][ T2468]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   95.116119][ T2468]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   95.116258][ T2468]  ? 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))
[   95.116399][ T2468]  ? 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))
[   95.116540][ T2468]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   95.116674][ T2468]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   95.116806][ T2468]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   95.116937][ T2468]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   95.117073][ T2468]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   95.117215][ T2468]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   95.117353][ T2468]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   95.117491][ T2468]  ? copy_msghdr_from_user (net/socket.c:2635)
[   95.117627][ T2468]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   95.117791][ T2468]  ? move_addr_to_kernel (net/socket.c:258)
[   95.117923][ T2468]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   95.118061][ T2468]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   95.118195][ T2468]  ___sys_sendmsg (net/socket.c:2752)
[   95.118342][ T2468]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   95.118510][ T2468]  ? copy_msghdr_from_user (net/socket.c:2603)
[   95.118660][ T2468]  __sys_sendmsg (net/socket.c:2784)
[   95.118790][ T2468]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   95.118923][ T2468]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   95.119099][ T2468]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   95.119239][ T2468]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.119380][ T2468]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   95.119523][ T2468]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   95.119655][ T2468]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   95.119789][ T2468]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   95.119958][ T2468] RIP: 0033:0x7fba3375c08e
[   95.120098][ T2468] 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
[   95.120582][ T2468] RSP: 002b:00007fffafd48290 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   95.120785][ T2468] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fba3375c08e
[   95.120984][ T2468] RDX: 0000000000000000 RSI: 00007fffafd48340 RDI: 0000000000000005
[   95.121181][ T2468] RBP: 00007fffafd482a0 R08: 0000000000000000 R09: 0000000000000000
[   95.121383][ T2468] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d8
[   95.121592][ T2468] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffafd48a10
| [   95.168676][ T2470] ------------[ cut here ]------------
| [   95.168841][ T2470] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2470
| [   95.169105][ T2470] Modules linked in: vxlan
| [   95.169525][ T2470] Tainted: [W]=WARN
[   95.169624][ T2470] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   95.169787][ T2470] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   95.169957][ T2470] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   95.170421][ T2470] RSP: 0018:ffa0000004aa7020 EFLAGS: 00010286
[   95.170592][ T2470] RAX: 00000000ffffffa6 RBX: ff110000129c9a80 RCX: 1ff4000000954dca
[   95.170785][ T2470] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129c9b3c
[   95.170982][ T2470] RBP: ff11000015a49000 R08: 1fe2200002539369 R09: ff11000015e80b58
[   95.171178][ T2470] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   95.171378][ T2470] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   95.171578][ T2470] FS:  00007f93bfb09840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   95.171803][ T2470] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   95.171970][ T2470] CR2: 0000000008dec988 CR3: 000000001b68f001 CR4: 0000000000771ef0
[   95.172164][ T2470] PKRU: 55555554
[   95.172261][ T2470] Call Trace:
[   95.172363][ T2470]  <TASK>
[   95.172431][ T2470]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   95.172571][ T2470]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   95.172669][ T2470]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   95.172800][ T2470]  __dev_notify_flags (net/core/dev.c:9787)
[   95.172937][ T2470]  ? netif_change_name (net/core/dev.c:1495)
[   95.173070][ T2470]  ? __dev_change_flags (net/core/dev.c:9752)
[   95.173206][ T2470]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   95.173341][ T2470]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   95.173470][ T2470]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   95.173613][ T2470]  netif_change_flags (net/core/dev.c:9820)
[   95.173742][ T2470]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   95.173876][ T2470]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   95.174012][ T2470]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   95.174141][ T2470]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   95.174305][ T2470]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   95.174446][ T2470]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   95.174584][ T2470]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   95.174713][ T2470]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   95.174844][ T2470]  ? __kernel_text_address (kernel/extable.c:79)
[   95.174980][ T2470]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   95.175110][ T2470]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.175239][ T2470]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   95.175375][ T2470]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.175507][ T2470]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   95.175642][ T2470]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.175771][ T2470]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.175902][ T2470]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   95.176037][ T2470]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   95.176168][ T2470]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   95.176302][ T2470]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   95.176445][ T2470]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   95.176583][ T2470]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   95.176715][ T2470]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   95.176847][ T2470]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.176980][ T2470]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   95.177109][ T2470]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   95.177240][ T2470]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   95.177373][ T2470]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   95.177515][ T2470]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.177646][ T2470]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   95.177777][ T2470]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   95.177908][ T2470]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   95.178041][ T2470]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   95.178173][ T2470]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   95.178304][ T2470]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   95.178439][ T2470]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   95.178573][ T2470]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   95.178711][ T2470]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.178839][ T2470]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   95.178972][ T2470]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   95.179101][ T2470]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   95.179229][ T2470]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   95.179366][ T2470]  ? 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))
[   95.179497][ T2470]  ? 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))
[   95.179633][ T2470]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   95.179763][ T2470]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   95.179894][ T2470]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   95.180027][ T2470]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   95.180159][ T2470]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   95.180292][ T2470]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   95.180430][ T2470]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   95.180567][ T2470]  ? copy_msghdr_from_user (net/socket.c:2635)
[   95.180697][ T2470]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   95.180863][ T2470]  ? move_addr_to_kernel (net/socket.c:258)
[   95.180997][ T2470]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   95.181127][ T2470]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   95.181257][ T2470]  ___sys_sendmsg (net/socket.c:2752)
[   95.181392][ T2470]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   95.181560][ T2470]  ? copy_msghdr_from_user (net/socket.c:2603)
[   95.181702][ T2470]  __sys_sendmsg (net/socket.c:2784)
[   95.181833][ T2470]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   95.181965][ T2470]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   95.182128][ T2470]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   95.182257][ T2470]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.182394][ T2470]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   95.182531][ T2470]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   95.182662][ T2470]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   95.182792][ T2470]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   95.182955][ T2470] RIP: 0033:0x7f93bfd4308e
[   95.183093][ T2470] 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
[   95.183565][ T2470] RSP: 002b:00007ffe87e46240 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   95.183763][ T2470] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f93bfd4308e
[   95.183963][ T2470] RDX: 0000000000000000 RSI: 00007ffe87e462f0 RDI: 0000000000000005
[   95.184159][ T2470] RBP: 00007ffe87e46250 R08: 0000000000000000 R09: 0000000000000000
[   95.184365][ T2470] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d8
[   95.184566][ T2470] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe87e469c0
| [   95.186597][   T56] ------------[ cut here ]------------
| [   95.186717][   T56] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/56
| [   95.186953][   T56] Modules linked in: vxlan
| [   95.187354][   T56] Tainted: [W]=WARN
[   95.187452][   T56] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   95.187606][   T56] Workqueue: events_unbound linkwatch_event
[   95.187758][   T56] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   95.187912][   T56] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   95.188347][   T56] RSP: 0018:ffa00000003cf9e0 EFLAGS: 00010286
[   95.188504][   T56] RAX: 00000000ffffffa6 RBX: ff11000005a158c0 RCX: 1ff4000000079f02
[   95.188694][   T56] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005a1597c
[   95.188875][   T56] RBP: ff11000015a49000 R08: 1fe2200000b42b31 R09: ff1100000294aea8
[   95.189056][   T56] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   95.189233][   T56] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   95.189416][   T56] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   95.189634][   T56] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   95.189781][   T56] CR2: 0000000008dec988 CR3: 000000001b68f001 CR4: 0000000000771ef0
[   95.189966][   T56] PKRU: 55555554
[   95.190060][   T56] Call Trace:
[   95.190149][   T56]  <TASK>
[   95.190211][   T56]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   95.190339][   T56]  ? notifier_call_chain (kernel/notifier.c:85)
[   95.190462][   T56]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   95.190558][   T56]  netif_state_change (net/core/dev.c:1605)
[   95.190677][   T56]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   95.190826][   T56]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   95.190947][   T56]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   95.191067][   T56]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   95.191188][   T56]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   95.191307][   T56]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   95.191430][   T56]  process_one_work (kernel/workqueue.c:3314)
[   95.191560][   T56]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   95.191677][   T56]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.191802][   T56]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   95.191926][   T56]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   95.192054][   T56]  kthread (kernel/kthread.c:436)
[   95.192143][   T56]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   95.192293][   T56]  ? kthread_affine_node (kernel/kthread.c:378)
[   95.192418][   T56]  ret_from_fork (arch/x86/kernel/process.c:158)
[   95.192545][   T56]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   95.192691][   T56]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   95.192813][   T56]  ? kthread_affine_node (kernel/kthread.c:378)
[   95.192934][   T56]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   95.194618][   T56] ------------[ cut here ]------------
| [   95.194734][   T56] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/56
| [   95.194972][   T56] Modules linked in: vxlan
| [   95.195566][   T56] Tainted: [W]=WARN
[   95.195657][   T56] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   95.195803][   T56] Workqueue: events_unbound linkwatch_event
[   95.195957][   T56] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   95.196116][   T56] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   95.196604][   T56] RSP: 0018:ffa00000003cf9e0 EFLAGS: 00010286
[   95.196754][   T56] RAX: 00000000ffffffa6 RBX: ff110000194eb380 RCX: 1ff4000000079f02
[   95.196930][   T56] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000194eb43c
[   95.197113][   T56] RBP: ff11000015a4c000 R08: 1fe220000329d689 R09: ff1100000294aea8
[   95.197291][   T56] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   95.197522][   T56] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   95.197701][   T56] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   95.197907][   T56] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   95.198057][   T56] CR2: 0000000008dec988 CR3: 000000000d14d002 CR4: 0000000000771ef0
[   95.198234][   T56] PKRU: 55555554
[   95.198371][   T56] Call Trace:
[   95.198462][   T56]  <TASK>
[   95.198529][   T56]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   95.198647][   T56]  ? notifier_call_chain (kernel/notifier.c:85)
[   95.198765][   T56]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   95.198855][   T56]  netif_state_change (net/core/dev.c:1605)
[   95.198977][   T56]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   95.199125][   T56]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   95.199243][   T56]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   95.199413][   T56]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   95.199540][   T56]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   95.199657][   T56]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   95.199776][   T56]  process_one_work (kernel/workqueue.c:3314)
[   95.199898][   T56]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   95.200019][   T56]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.200182][   T56]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   95.200311][   T56]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   95.200485][   T56]  kthread (kernel/kthread.c:436)
[   95.200580][   T56]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   95.200726][   T56]  ? kthread_affine_node (kernel/kthread.c:378)
[   95.200843][   T56]  ret_from_fork (arch/x86/kernel/process.c:158)
[   95.200963][   T56]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   95.201109][   T56]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   95.201229][   T56]  ? kthread_affine_node (kernel/kthread.c:378)
[   95.201396][   T56]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   95.249012][ T2471] ------------[ cut here ]------------
| [   95.249284][ T2471] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2471
| [   95.250299][ T2471] Modules linked in: vxlan
| [   95.251100][ T2471] Tainted: [W]=WARN
[   95.251340][ T2471] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   95.251682][ T2471] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   95.252025][ T2471] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   95.252892][ T2471] RSP: 0018:ffa0000004af6ee0 EFLAGS: 00010286
[   95.253231][ T2471] RAX: 00000000ffffffa6 RBX: ff110000194ea200 RCX: 1ff400000095eda2
[   95.253641][ T2471] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000194ea2bc
[   95.254024][ T2471] RBP: ff11000015a4c000 R08: 1fe220000329d459 R09: ff11000016de2e58
[   95.254419][ T2471] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   95.254812][ T2471] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   95.255196][ T2471] FS:  00007f075c368840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   95.255674][ T2471] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   95.256001][ T2471] CR2: 0000000022e62988 CR3: 00000000167cc006 CR4: 0000000000771ef0
[   95.256392][ T2471] PKRU: 55555554
[   95.256623][ T2471] Call Trace:
[   95.256845][ T2471]  <TASK>
[   95.257014][ T2471]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.257290][ T2471]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   95.257601][ T2471]  notifier_call_chain (kernel/notifier.c:85)
[   95.257885][ T2471]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   95.258163][ T2471]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   95.258455][ T2471]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   95.258742][ T2471]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   95.259025][ T2471]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[   95.259300][ T2471]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[   95.259605][ T2471]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   95.259885][ T2471]  ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:45)
[   95.260165][ T2471]  ? netdev_rx_handler_register (net/core/dev.c:5900)
[   95.260461][ T2471]  br_add_if (net/bridge/br_if.c:619)
[   95.260696][ T2471]  do_set_master (net/core/rtnetlink.c:3011)
[   95.260974][ T2471]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   95.261252][ T2471]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   95.261578][ T2471]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   95.261858][ T2471]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   95.262188][ T2471]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   95.262481][ T2471]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   95.262770][ T2471]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   95.263043][ T2471]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   95.263338][ T2471]  ? __kernel_text_address (kernel/extable.c:79)
[   95.263639][ T2471]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   95.263918][ T2471]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.264191][ T2471]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   95.264486][ T2471]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.264768][ T2471]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   95.265034][ T2471]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.265309][ T2471]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.265618][ T2471]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   95.265897][ T2471]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   95.266171][ T2471]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   95.266466][ T2471]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   95.266753][ T2471]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   95.267024][ T2471]  ? nla_get_range_signed (lib/nlattr.c:270)
[   95.267305][ T2471]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   95.267612][ T2471]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   95.267899][ T2471]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.268172][ T2471]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   95.268466][ T2471]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   95.268746][ T2471]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   95.269012][ T2471]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   95.269281][ T2471]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.269586][ T2471]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   95.269868][ T2471]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   95.270144][ T2471]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   95.270438][ T2471]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   95.270725][ T2471]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   95.271004][ T2471]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   95.271279][ T2471]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   95.271577][ T2471]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   95.271855][ T2471]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.272132][ T2471]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   95.272426][ T2471]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   95.272710][ T2471]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   95.272987][ T2471]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   95.273265][ T2471]  ? 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))
[   95.273561][ T2471]  ? 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))
[   95.273839][ T2471]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   95.274116][ T2471]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   95.274415][ T2471]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   95.274704][ T2471]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   95.274981][ T2471]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   95.275259][ T2471]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   95.275560][ T2471]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   95.275839][ T2471]  ? copy_msghdr_from_user (net/socket.c:2635)
[   95.276113][ T2471]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   95.276460][ T2471]  ? move_addr_to_kernel (net/socket.c:258)
[   95.276741][ T2471]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   95.277014][ T2471]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   95.277290][ T2471]  ___sys_sendmsg (net/socket.c:2752)
[   95.277588][ T2471]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   95.277916][ T2471]  ? copy_msghdr_from_user (net/socket.c:2603)
[   95.278213][ T2471]  __sys_sendmsg (net/socket.c:2784)
[   95.278510][ T2471]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   95.278793][ T2471]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   95.279111][ T2471]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   95.279392][ T2471]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.279680][ T2471]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   95.279954][ T2471]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   95.280228][ T2471]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   95.280529][ T2471]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   95.280861][ T2471] RIP: 0033:0x7f075c5a208e
[   95.281144][ T2471] 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
[   95.282009][ T2471] RSP: 002b:00007ffe88ec5760 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   95.282417][ T2471] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f075c5a208e
[   95.282810][ T2471] RDX: 0000000000000000 RSI: 00007ffe88ec5810 RDI: 0000000000000005
[   95.283228][ T2471] RBP: 00007ffe88ec5770 R08: 0000000000000000 R09: 0000000000000000
[   95.283641][ T2471] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d8
[   95.284021][ T2471] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe88ec5ee0
| [   95.287252][ T2471] ------------[ cut here ]------------
| [   95.287401][ T2471] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2471
| [   95.287684][ T2471] Modules linked in: vxlan
| [   95.288113][ T2471] Tainted: [W]=WARN
[   95.288217][ T2471] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   95.288402][ T2471] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   95.288590][ T2471] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   95.289089][ T2471] RSP: 0018:ffa0000004af6ea0 EFLAGS: 00010286
[   95.289265][ T2471] RAX: 00000000ffffffa6 RBX: ff110000194ea040 RCX: 1ff400000095ed9a
[   95.289499][ T2471] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000194ea0fc
[   95.289712][ T2471] RBP: ff11000015a4c000 R08: 1fe220000329d421 R09: ff11000016de2e58
[   95.289916][ T2471] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000100
[   95.290126][ T2471] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001a444008
[   95.290344][ T2471] FS:  00007f075c368840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   95.290594][ T2471] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   95.290770][ T2471] CR2: 000055669e9bf130 CR3: 00000000167cc004 CR4: 0000000000771ef0
[   95.290983][ T2471] PKRU: 55555554
[   95.291088][ T2471] Call Trace:
[   95.291194][ T2471]  <TASK>
[   95.291267][ T2471]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   95.291421][ T2471]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   95.291565][ T2471]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   95.291671][ T2471]  __dev_notify_flags (net/core/dev.c:9787)
[   95.291811][ T2471]  ? netdev_notice (net/core/dev.c:13008)
[   95.291955][ T2471]  ? netif_change_name (net/core/dev.c:1495)
[   95.292092][ T2471]  ? dev_get_min_mp_channel_count (./include/net/netdev_lock.h:30 (discriminator 1))
[   95.292269][ T2471]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   95.292415][ T2471]  __dev_set_promiscuity (net/core/dev.c:9630)
[   95.292559][ T2471]  netif_set_promiscuity (net/core/dev.c:9639)
[   95.292703][ T2471]  dev_set_promiscuity (net/core/dev_api.c:288)
[   95.292842][ T2471]  br_port_set_promisc (net/bridge/br_if.c:108)
[   95.292981][ T2471]  br_manage_promisc (net/bridge/br_if.c:174)
[   95.293118][ T2471]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   95.293258][ T2471]  br_add_if (net/bridge/br_if.c:242 net/bridge/br_if.c:627)
[   95.293370][ T2471]  do_set_master (net/core/rtnetlink.c:3011)
[   95.293508][ T2471]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   95.293652][ T2471]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   95.293791][ T2471]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   95.293931][ T2471]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   95.294107][ T2471]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   95.294247][ T2471]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   95.294390][ T2471]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   95.294534][ T2471]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   95.294673][ T2471]  ? __kernel_text_address (kernel/extable.c:79)
[   95.294811][ T2471]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   95.294954][ T2471]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.295090][ T2471]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   95.295230][ T2471]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.295375][ T2471]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   95.295520][ T2471]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.295658][ T2471]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.295798][ T2471]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   95.295937][ T2471]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   95.296078][ T2471]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   95.296217][ T2471]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   95.296365][ T2471]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   95.296503][ T2471]  ? nla_get_range_signed (lib/nlattr.c:270)
[   95.296652][ T2471]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   95.296792][ T2471]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   95.296932][ T2471]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.297073][ T2471]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   95.297212][ T2471]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   95.297359][ T2471]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   95.297497][ T2471]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   95.297644][ T2471]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.297782][ T2471]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   95.297919][ T2471]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   95.298058][ T2471]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   95.298197][ T2471]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   95.298341][ T2471]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   95.298481][ T2471]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   95.298624][ T2471]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   95.298762][ T2471]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   95.298901][ T2471]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.299042][ T2471]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   95.299183][ T2471]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   95.299328][ T2471]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   95.299467][ T2471]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   95.299617][ T2471]  ? 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))
[   95.299754][ T2471]  ? 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))
[   95.299894][ T2471]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   95.300038][ T2471]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   95.300189][ T2471]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   95.300332][ T2471]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   95.300472][ T2471]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   95.300625][ T2471]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   95.300764][ T2471]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   95.300901][ T2471]  ? copy_msghdr_from_user (net/socket.c:2635)
[   95.301042][ T2471]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   95.301214][ T2471]  ? move_addr_to_kernel (net/socket.c:258)
[   95.301361][ T2471]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   95.301500][ T2471]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   95.301650][ T2471]  ___sys_sendmsg (net/socket.c:2752)
[   95.301787][ T2471]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   95.301966][ T2471]  ? copy_msghdr_from_user (net/socket.c:2603)
[   95.302121][ T2471]  __sys_sendmsg (net/socket.c:2784)
[   95.302260][ T2471]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   95.302403][ T2471]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   95.302584][ T2471]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   95.302725][ T2471]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.302865][ T2471]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   95.303005][ T2471]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   95.303142][ T2471]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   95.303282][ T2471]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   95.303458][ T2471] RIP: 0033:0x7f075c5a208e
[   95.303610][ T2471] 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
[   95.304103][ T2471] RSP: 002b:00007ffe88ec5760 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   95.304319][ T2471] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f075c5a208e
[   95.304529][ T2471] RDX: 0000000000000000 RSI: 00007ffe88ec5810 RDI: 0000000000000005
[   95.304735][ T2471] RBP: 00007ffe88ec5770 R08: 0000000000000000 R09: 0000000000000000
[   95.304942][ T2471] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d8
[   95.305151][ T2471] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe88ec5ee0
| [   95.307428][ T2471] ------------[ cut here ]------------
| [   95.307566][ T2471] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2471
| [   95.307818][ T2471] Modules linked in: vxlan
| [   95.308214][ T2471] Tainted: [W]=WARN
[   95.308313][ T2471] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   95.308482][ T2471] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   95.308656][ T2471] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   95.309116][ T2471] RSP: 0018:ffa0000004af7000 EFLAGS: 00010286
[   95.309279][ T2471] RAX: 00000000ffffffa6 RBX: ff110000130fa040 RCX: 1ff400000095edc6
[   95.309477][ T2471] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000130fa0fc
[   95.309676][ T2471] RBP: ff1100001b7fa000 R08: 1fe220000261f421 R09: ff11000016de2e58
[   95.309869][ T2471] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   95.310066][ T2471] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   95.310261][ T2471] FS:  00007f075c368840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   95.310492][ T2471] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   95.310662][ T2471] CR2: 000055669e9bf130 CR3: 00000000167cc004 CR4: 0000000000771ef0
[   95.310855][ T2471] PKRU: 55555554
[   95.310954][ T2471] Call Trace:
[   95.311050][ T2471]  <TASK>
[   95.311118][ T2471]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.311247][ T2471]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   95.311386][ T2471]  notifier_call_chain (kernel/notifier.c:85)
[   95.311526][ T2471]  call_netdevice_notifiers (net/core/dev.c:2287 net/core/dev.c:2301)
[   95.311657][ T2471]  ? __dev_open (./include/net/netdev_lock.h:33)
[   95.311791][ T2471]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[   95.311923][ T2471]  br_add_if (net/bridge/br_if.c:679)
[   95.312027][ T2471]  do_set_master (net/core/rtnetlink.c:3011)
[   95.312159][ T2471]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   95.312290][ T2471]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   95.312429][ T2471]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   95.312572][ T2471]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   95.312736][ T2471]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   95.312865][ T2471]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   95.313000][ T2471]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   95.313136][ T2471]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   95.313274][ T2471]  ? __kernel_text_address (kernel/extable.c:79)
[   95.313410][ T2471]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   95.313547][ T2471]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.313676][ T2471]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   95.313806][ T2471]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.313936][ T2471]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   95.314071][ T2471]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.314202][ T2471]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.314339][ T2471]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   95.314469][ T2471]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   95.314606][ T2471]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   95.314736][ T2471]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   95.314869][ T2471]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   95.315003][ T2471]  ? nla_get_range_signed (lib/nlattr.c:270)
[   95.315135][ T2471]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   95.315269][ T2471]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   95.315409][ T2471]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.315544][ T2471]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   95.315675][ T2471]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   95.315805][ T2471]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   95.315935][ T2471]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   95.316070][ T2471]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.316201][ T2471]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   95.316337][ T2471]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   95.316470][ T2471]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   95.316606][ T2471]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   95.316735][ T2471]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   95.316865][ T2471]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   95.316999][ T2471]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   95.317129][ T2471]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   95.317262][ T2471]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.317404][ T2471]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   95.317541][ T2471]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   95.317669][ T2471]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   95.317800][ T2471]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   95.317940][ T2471]  ? 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))
[   95.318073][ T2471]  ? 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))
[   95.318213][ T2471]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   95.318350][ T2471]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   95.318479][ T2471]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   95.318616][ T2471]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   95.318746][ T2471]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   95.318876][ T2471]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   95.319012][ T2471]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   95.319144][ T2471]  ? copy_msghdr_from_user (net/socket.c:2635)
[   95.319274][ T2471]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   95.319443][ T2471]  ? move_addr_to_kernel (net/socket.c:258)
[   95.319580][ T2471]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   95.319712][ T2471]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   95.319842][ T2471]  ___sys_sendmsg (net/socket.c:2752)
[   95.319975][ T2471]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   95.320135][ T2471]  ? copy_msghdr_from_user (net/socket.c:2603)
[   95.320278][ T2471]  __sys_sendmsg (net/socket.c:2784)
[   95.320416][ T2471]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   95.320554][ T2471]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   95.320723][ T2471]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   95.320855][ T2471]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.320989][ T2471]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   95.321120][ T2471]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   95.321250][ T2471]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   95.321384][ T2471]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   95.321551][ T2471] RIP: 0033:0x7f075c5a208e
[   95.321688][ T2471] 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
[   95.322152][ T2471] RSP: 002b:00007ffe88ec5760 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   95.322354][ T2471] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f075c5a208e
[   95.322554][ T2471] RDX: 0000000000000000 RSI: 00007ffe88ec5810 RDI: 0000000000000005
[   95.322750][ T2471] RBP: 00007ffe88ec5770 R08: 0000000000000000 R09: 0000000000000000
[   95.322952][ T2471] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d8
[   95.323151][ T2471] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe88ec5ee0
| [   95.324766][ T2471] ------------[ cut here ]------------
| [   95.324892][ T2471] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2471
| [   95.325147][ T2471] Modules linked in: vxlan
| [   95.325556][ T2471] Tainted: [W]=WARN
[   95.325654][ T2471] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   95.325816][ T2471] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   95.325988][ T2471] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   95.326458][ T2471] RSP: 0018:ffa0000004af6f78 EFLAGS: 00010286
[   95.326625][ T2471] RAX: 00000000ffffffa6 RBX: ff110000130fb700 RCX: 1ff400000095edb5
[   95.326820][ T2471] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000130fb7bc
[   95.327021][ T2471] RBP: ff1100001b7fa000 R08: 1fe220000261f6f9 R09: ff11000016de2e58
[   95.327214][ T2471] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   95.327411][ T2471] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000001
[   95.327609][ T2471] FS:  00007f075c368840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   95.327839][ T2471] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   95.328004][ T2471] CR2: 000055669e9bf130 CR3: 00000000167cc004 CR4: 0000000000771ef0
[   95.328197][ T2471] PKRU: 55555554
[   95.328293][ T2471] Call Trace:
[   95.328393][ T2471]  <TASK>
[   95.328459][ T2471]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.328595][ T2471]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   95.328727][ T2471]  notifier_call_chain (kernel/notifier.c:85)
[   95.328859][ T2471]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[   95.329029][ T2471]  ? netdev_change_features (net/core/dev.c:11117)
[   95.329160][ T2471]  ? br_opt_toggle (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:767 net/bridge/br.c:391)
[   95.329292][ T2471]  br_add_if (net/bridge/br_if.c:683)
[   95.329398][ T2471]  do_set_master (net/core/rtnetlink.c:3011)
[   95.329538][ T2471]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   95.329685][ T2471]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   95.329816][ T2471]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   95.329951][ T2471]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   95.330118][ T2471]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   95.330246][ T2471]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   95.330382][ T2471]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   95.330521][ T2471]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   95.330652][ T2471]  ? __kernel_text_address (kernel/extable.c:79)
[   95.330784][ T2471]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   95.330916][ T2471]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.331048][ T2471]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   95.331181][ T2471]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.331311][ T2471]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   95.331445][ T2471]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.331583][ T2471]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.331715][ T2471]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   95.331846][ T2471]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   95.331980][ T2471]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   95.332110][ T2471]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   95.332244][ T2471]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   95.332379][ T2471]  ? nla_get_range_signed (lib/nlattr.c:270)
[   95.332524][ T2471]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   95.332657][ T2471]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   95.332787][ T2471]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.332916][ T2471]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   95.333050][ T2471]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   95.333183][ T2471]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   95.333313][ T2471]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   95.333452][ T2471]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.333598][ T2471]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   95.333729][ T2471]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   95.333859][ T2471]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   95.333997][ T2471]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   95.334130][ T2471]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   95.334262][ T2471]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   95.334398][ T2471]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   95.334535][ T2471]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   95.334667][ T2471]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.334796][ T2471]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   95.334928][ T2471]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   95.335063][ T2471]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   95.335195][ T2471]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   95.335333][ T2471]  ? 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))
[   95.335462][ T2471]  ? 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))
[   95.335602][ T2471]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   95.335734][ T2471]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   95.335866][ T2471]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   95.336001][ T2471]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   95.336132][ T2471]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   95.336263][ T2471]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   95.336398][ T2471]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   95.336535][ T2471]  ? copy_msghdr_from_user (net/socket.c:2635)
[   95.336666][ T2471]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   95.336833][ T2471]  ? move_addr_to_kernel (net/socket.c:258)
[   95.336967][ T2471]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   95.337098][ T2471]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   95.337234][ T2471]  ___sys_sendmsg (net/socket.c:2752)
[   95.337368][ T2471]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   95.337539][ T2471]  ? copy_msghdr_from_user (net/socket.c:2603)
[   95.337683][ T2471]  __sys_sendmsg (net/socket.c:2784)
[   95.337813][ T2471]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   95.337946][ T2471]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   95.338109][ T2471]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   95.338243][ T2471]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.338381][ T2471]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   95.338516][ T2471]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   95.338651][ T2471]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   95.338782][ T2471]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   95.338944][ T2471] RIP: 0033:0x7f075c5a208e
[   95.339081][ T2471] 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
[   95.339560][ T2471] RSP: 002b:00007ffe88ec5760 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   95.339755][ T2471] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f075c5a208e
[   95.339950][ T2471] RDX: 0000000000000000 RSI: 00007ffe88ec5810 RDI: 0000000000000005
[   95.340145][ T2471] RBP: 00007ffe88ec5770 R08: 0000000000000000 R09: 0000000000000000
[   95.340345][ T2471] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d8
[   95.340552][ T2471] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe88ec5ee0
| [   95.592628][ T2493] ------------[ cut here ]------------
| [   95.592807][ T2493] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2493
| [   95.593087][ T2493] Modules linked in: vxlan
| [   95.593522][ T2493] Tainted: [W]=WARN
[   95.593628][ T2493] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   95.593797][ T2493] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   95.593977][ T2493] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   95.594465][ T2493] RSP: 0018:ffa0000004b77090 EFLAGS: 00010286
[   95.594643][ T2493] RAX: 00000000ffffffa6 RBX: ff11000019eb9e00 RCX: 1ff400000096edd8
[   95.594845][ T2493] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000019eb9ebc
[   95.595049][ T2493] RBP: ff11000015a49000 R08: 1fe22000033d73d9 R09: ff1100001b488b80
[   95.595249][ T2493] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   95.595457][ T2493] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   95.595670][ T2493] FS:  00007f2af1dc0840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   95.595906][ T2493] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   95.596082][ T2493] CR2: 00007f2af1fb9460 CR3: 000000001b302004 CR4: 0000000000771ef0
[   95.596284][ T2493] PKRU: 55555554
[   95.596391][ T2493] Call Trace:
[   95.596492][ T2493]  <TASK>
[   95.596569][ T2493]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.596707][ T2493]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   95.596844][ T2493]  notifier_call_chain (kernel/notifier.c:85)
[   95.596986][ T2493]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   95.597126][ T2493]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   95.597265][ T2493]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   95.597407][ T2493]  netdev_upper_dev_link (net/core/dev.c:8972)
[   95.597551][ T2493]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   95.597686][ T2493]  register_vlan_dev (net/8021q/vlan.c:183)
[   95.597824][ T2493]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   95.597966][ T2493]  vlan_newlink (net/8021q/vlan_netlink.c:194)
[   95.598100][ T2493]  ? nla_strscpy (lib/nlattr.c:795)
[   95.598239][ T2493]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   95.598382][ T2493]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   95.598523][ T2493]  ? __dev_get_by_name (net/core/dev.c:883)
[   95.598656][ T2493]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   95.598796][ T2493]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   95.598935][ T2493]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   95.599077][ T2493]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.599212][ T2493]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   95.599547][ T2493]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   95.599682][ T2493]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   95.599817][ T2493]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   95.599961][ T2493]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   95.600098][ T2493]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   95.600234][ T2493]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   95.600376][ T2493]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   95.600517][ T2493]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   95.600653][ T2493]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   95.600790][ T2493]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.600924][ T2493]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   95.601064][ T2493]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   95.601200][ T2493]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   95.601343][ T2493]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   95.601488][ T2493]  ? 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))
[   95.601627][ T2493]  ? 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))
[   95.601764][ T2493]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   95.601900][ T2493]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   95.602040][ T2493]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   95.602182][ T2493]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   95.602323][ T2493]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   95.602459][ T2493]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   95.602604][ T2493]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   95.602740][ T2493]  ? copy_msghdr_from_user (net/socket.c:2635)
[   95.602874][ T2493]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   95.603045][ T2493]  ? move_addr_to_kernel (net/socket.c:258)
[   95.603186][ T2493]  ___sys_sendmsg (net/socket.c:2752)
[   95.603330][ T2493]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   95.603469][ T2493]  ? copy_msghdr_from_user (net/socket.c:2603)
[   95.603622][ T2493]  ? 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))
[   95.603761][ T2493]  __sys_sendmsg (net/socket.c:2784)
[   95.603898][ T2493]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   95.604042][ T2493]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.604180][ T2493]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.604322][ T2493]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   95.604459][ T2493]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   95.604605][ T2493]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   95.604742][ T2493]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   95.604911][ T2493] RIP: 0033:0x7f2af1ffa08e
[   95.605059][ T2493] 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
[   95.605559][ T2493] RSP: 002b:00007ffe88d44720 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   95.605765][ T2493] RAX: ffffffffffffffda RBX: 00007ffe88d44ee0 RCX: 00007f2af1ffa08e
[   95.605970][ T2493] RDX: 0000000000000000 RSI: 00007ffe88d447d0 RDI: 0000000000000005
[   95.606174][ T2493] RBP: 00007ffe88d44730 R08: 0000000000000000 R09: 0000000000000000
[   95.606382][ T2493] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d8
[   95.606593][ T2493] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe88d44ea0
| [   95.608216][ T2493] ------------[ cut here ]------------
| [   95.608350][ T2493] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2493
| [   95.608615][ T2493] Modules linked in: vxlan
| [   95.609027][ T2493] Tainted: [W]=WARN
[   95.609126][ T2493] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   95.609291][ T2493] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   95.609467][ T2493] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   95.609952][ T2493] RSP: 0018:ffa0000004b771b0 EFLAGS: 00010286
[   95.610119][ T2493] RAX: 00000000ffffffa6 RBX: ff11000019eb83c0 RCX: 1ff400000096edfc
[   95.610319][ T2493] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000019eb847c
[   95.610526][ T2493] RBP: ff110000106e4000 R08: 1fe22000033d7091 R09: ff1100001b488b80
[   95.610728][ T2493] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   95.610924][ T2493] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab76b3a0
[   95.611126][ T2493] FS:  00007f2af1dc0840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   95.611363][ T2493] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   95.611536][ T2493] CR2: 00007f2af1fb9460 CR3: 000000001b302004 CR4: 0000000000771ef0
[   95.611736][ T2493] PKRU: 55555554
[   95.611835][ T2493] Call Trace:
[   95.611932][ T2493]  <TASK>
[   95.612004][ T2493]  ? register_vlan_dev (net/8021q/vlan.c:188)
[   95.612142][ T2493]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   95.612282][ T2493]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   95.612419][ T2493]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   95.612527][ T2493]  __dev_notify_flags (net/core/dev.c:9787)
[   95.612660][ T2493]  ? netdev_update_features (net/core/dev.c:11098)
[   95.612794][ T2493]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[   95.612968][ T2493]  ? netif_change_name (net/core/dev.c:1495)
[   95.613100][ T2493]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   95.613240][ T2493]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   95.613381][ T2493]  ? register_vlan_dev (net/8021q/vlan.c:196)
[   95.613523][ T2493]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   95.613656][ T2493]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   95.613792][ T2493]  ? nla_strscpy (lib/nlattr.c:795)
[   95.613926][ T2493]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   95.614065][ T2493]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   95.614198][ T2493]  ? __dev_get_by_name (net/core/dev.c:883)
[   95.614338][ T2493]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   95.614478][ T2493]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   95.614619][ T2493]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   95.614756][ T2493]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.614887][ T2493]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   95.615023][ T2493]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   95.615158][ T2493]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   95.615289][ T2493]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   95.615430][ T2493]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   95.615570][ T2493]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   95.615703][ T2493]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   95.615834][ T2493]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   95.615970][ T2493]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   95.616101][ T2493]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   95.616236][ T2493]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.616374][ T2493]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   95.616526][ T2493]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   95.616661][ T2493]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   95.616794][ T2493]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   95.616928][ T2493]  ? 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))
[   95.617064][ T2493]  ? 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))
[   95.617199][ T2493]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   95.617336][ T2493]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   95.617469][ T2493]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   95.617610][ T2493]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   95.617745][ T2493]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   95.617878][ T2493]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   95.618017][ T2493]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   95.618149][ T2493]  ? copy_msghdr_from_user (net/socket.c:2635)
[   95.618281][ T2493]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   95.618450][ T2493]  ? move_addr_to_kernel (net/socket.c:258)
[   95.618594][ T2493]  ___sys_sendmsg (net/socket.c:2752)
[   95.618742][ T2493]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   95.618875][ T2493]  ? copy_msghdr_from_user (net/socket.c:2603)
[   95.619020][ T2493]  ? 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))
[   95.619157][ T2493]  __sys_sendmsg (net/socket.c:2784)
[   95.619291][ T2493]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   95.619467][ T2493]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.619606][ T2493]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.619740][ T2493]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   95.619874][ T2493]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   95.620010][ T2493]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   95.620142][ T2493]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   95.620307][ T2493] RIP: 0033:0x7f2af1ffa08e
[   95.620450][ T2493] 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
[   95.620928][ T2493] RSP: 002b:00007ffe88d44720 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   95.621131][ T2493] RAX: ffffffffffffffda RBX: 00007ffe88d44ee0 RCX: 00007f2af1ffa08e
[   95.621335][ T2493] RDX: 0000000000000000 RSI: 00007ffe88d447d0 RDI: 0000000000000005
[   95.621540][ T2493] RBP: 00007ffe88d44730 R08: 0000000000000000 R09: 0000000000000000
[   95.621740][ T2493] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d8
[   95.621937][ T2493] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe88d44ea0
| [   95.695294][ T2495] ------------[ cut here ]------------
| [   95.695597][ T2495] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2495
| [   95.696101][ T2495] Modules linked in: vxlan
| [   95.697190][ T2495] Tainted: [W]=WARN
[   95.697595][ T2495] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   95.698023][ T2495] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   95.698523][ T2495] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   95.699377][ T2495] RSP: 0018:ffa0000004b27020 EFLAGS: 00010286
[   95.699715][ T2495] RAX: 00000000ffffffa6 RBX: ff110000137058c0 RCX: 1ff4000000964dca
[   95.700095][ T2495] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001370597c
[   95.700493][ T2495] RBP: ff110000106e4000 R08: 1fe22000026e0b31 R09: ff1100001b48d158
[   95.700883][ T2495] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   95.701245][ T2495] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   95.701660][ T2495] FS:  00007f05f28b8840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   95.702102][ T2495] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   95.702443][ T2495] CR2: 000000000d873988 CR3: 000000001b6cf006 CR4: 0000000000771ef0
[   95.702834][ T2495] PKRU: 55555554
[   95.703054][ T2495] Call Trace:
[   95.703272][ T2495]  <TASK>
[   95.703458][ T2495]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   95.703761][ T2495]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   95.703987][ T2495]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   95.704259][ T2495]  __dev_notify_flags (net/core/dev.c:9787)
[   95.704556][ T2495]  ? netif_change_name (net/core/dev.c:1495)
[   95.704832][ T2495]  ? __dev_change_flags (net/core/dev.c:9752)
[   95.705104][ T2495]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   95.705408][ T2495]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   95.705695][ T2495]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   95.705974][ T2495]  netif_change_flags (net/core/dev.c:9820)
[   95.706237][ T2495]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   95.706534][ T2495]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   95.706813][ T2495]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   95.707088][ T2495]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   95.707432][ T2495]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   95.707716][ T2495]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   95.707992][ T2495]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   95.708264][ T2495]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   95.708561][ T2495]  ? __kernel_text_address (kernel/extable.c:79)
[   95.708843][ T2495]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   95.709119][ T2495]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.709411][ T2495]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   95.709702][ T2495]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.709980][ T2495]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   95.710251][ T2495]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.710548][ T2495]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.710823][ T2495]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   95.711087][ T2495]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   95.711376][ T2495]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   95.711664][ T2495]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   95.711944][ T2495]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   95.712226][ T2495]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   95.712536][ T2495]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   95.712817][ T2495]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.713085][ T2495]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   95.713378][ T2495]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   95.713658][ T2495]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   95.713935][ T2495]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   95.714215][ T2495]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.714508][ T2495]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   95.714790][ T2495]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   95.715058][ T2495]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   95.715351][ T2495]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   95.715637][ T2495]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   95.715918][ T2495]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   95.716190][ T2495]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   95.716481][ T2495]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   95.716773][ T2495]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.717044][ T2495]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   95.717340][ T2495]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   95.717623][ T2495]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   95.717901][ T2495]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   95.718183][ T2495]  ? 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))
[   95.718473][ T2495]  ? 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))
[   95.718758][ T2495]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   95.719033][ T2495]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   95.719303][ T2495]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   95.719609][ T2495]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   95.719890][ T2495]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   95.720172][ T2495]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   95.720470][ T2495]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   95.720760][ T2495]  ? copy_msghdr_from_user (net/socket.c:2635)
[   95.721037][ T2495]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   95.721380][ T2495]  ? move_addr_to_kernel (net/socket.c:258)
[   95.721667][ T2495]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   95.721945][ T2495]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   95.722219][ T2495]  ___sys_sendmsg (net/socket.c:2752)
[   95.722519][ T2495]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   95.722850][ T2495]  ? copy_msghdr_from_user (net/socket.c:2603)
[   95.723152][ T2495]  __sys_sendmsg (net/socket.c:2784)
[   95.723442][ T2495]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   95.723727][ T2495]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   95.724053][ T2495]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   95.724345][ T2495]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.724630][ T2495]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   95.724903][ T2495]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   95.725179][ T2495]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   95.725478][ T2495]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   95.725812][ T2495] RIP: 0033:0x7f05f2af208e
[   95.726094][ T2495] 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
[   95.726945][ T2495] RSP: 002b:00007ffe2393dc00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   95.727349][ T2495] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f05f2af208e
[   95.727734][ T2495] RDX: 0000000000000000 RSI: 00007ffe2393dcb0 RDI: 0000000000000005
[   95.728100][ T2495] RBP: 00007ffe2393dc10 R08: 0000000000000000 R09: 0000000000000000
[   95.728503][ T2495] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d8
[   95.728901][ T2495] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe2393e380
| [   95.778518][ T2496] ------------[ cut here ]------------
| [   95.778680][ T2496] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2496
| [   95.778963][ T2496] Modules linked in: vxlan
| [   95.779403][ T2496] Tainted: [W]=WARN
[   95.779517][ T2496] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   95.779694][ T2496] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   95.779876][ T2496] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   95.780390][ T2496] RSP: 0018:ffa0000004b86f70 EFLAGS: 00010286
[   95.780576][ T2496] RAX: 00000000ffffffa6 RBX: ff11000012b0bc40 RCX: 1ff4000000970db4
[   95.780787][ T2496] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0bcfc
[   95.781005][ T2496] RBP: ff1100001b2e4000 R08: 1fe22000025617a1 R09: ff1100001b610b80
[   95.781217][ T2496] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   95.781434][ T2496] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   95.781654][ T2496] FS:  00007f8d36eb8840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   95.781903][ T2496] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   95.782086][ T2496] CR2: 0000000015e33a28 CR3: 000000001b66f002 CR4: 0000000000771ef0
[   95.782302][ T2496] PKRU: 55555554
[   95.782413][ T2496] Call Trace:
[   95.782525][ T2496]  <TASK>
[   95.782600][ T2496]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.782743][ T2496]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   95.782884][ T2496]  notifier_call_chain (kernel/notifier.c:85)
[   95.783029][ T2496]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   95.783171][ T2496]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   95.783324][ T2496]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   95.783468][ T2496]  netdev_upper_dev_link (net/core/dev.c:8972)
[   95.783616][ T2496]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   95.783758][ T2496] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   95.783906][ T2496]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   95.784055][ T2496] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   95.784198][ T2496]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   95.784353][ T2496]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   95.784495][ T2496]  ? nla_strscpy (lib/nlattr.c:795)
[   95.784644][ T2496]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   95.784786][ T2496]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   95.784925][ T2496]  ? __dev_get_by_name (net/core/dev.c:883)
[   95.785070][ T2496]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   95.785218][ T2496]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   95.785369][ T2496]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   95.785518][ T2496]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.785659][ T2496]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   95.785799][ T2496]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   95.785942][ T2496]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   95.786082][ T2496]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   95.786227][ T2496]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   95.786375][ T2496]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   95.786526][ T2496]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   95.786668][ T2496]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   95.786807][ T2496]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   95.786949][ T2496]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   95.787090][ T2496]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.787227][ T2496]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   95.787374][ T2496]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   95.787519][ T2496]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   95.787662][ T2496]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   95.787806][ T2496]  ? 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))
[   95.787948][ T2496]  ? 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))
[   95.788089][ T2496]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   95.788231][ T2496]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   95.788378][ T2496]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   95.788526][ T2496]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   95.788669][ T2496]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   95.788810][ T2496]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   95.788955][ T2496]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   95.789095][ T2496]  ? copy_msghdr_from_user (net/socket.c:2635)
[   95.789236][ T2496]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   95.789415][ T2496]  ? move_addr_to_kernel (net/socket.c:258)
[   95.789561][ T2496]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   95.789704][ T2496]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   95.789849][ T2496]  ___sys_sendmsg (net/socket.c:2752)
[   95.789989][ T2496]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   95.790163][ T2496]  ? copy_msghdr_from_user (net/socket.c:2603)
[   95.790324][ T2496]  __sys_sendmsg (net/socket.c:2784)
[   95.790465][ T2496]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   95.790611][ T2496]  ? vfs_write (./include/linux/fsnotify.h:96 ./include/linux/fsnotify.h:113 ./include/linux/fsnotify.h:127 ./include/linux/fsnotify.h:116 ./include/linux/fsnotify.h:433 fs/read_write.c:692)
[   95.790758][ T2496]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   95.790901][ T2496]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.791047][ T2496]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   95.791187][ T2496]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   95.791331][ T2496]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   95.791471][ T2496]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   95.791653][ T2496] RIP: 0033:0x7f8d370f208e
[   95.791800][ T2496] 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
[   95.792301][ T2496] RSP: 002b:00007ffeaaf15160 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   95.792525][ T2496] RAX: ffffffffffffffda RBX: 00007ffeaaf15908 RCX: 00007f8d370f208e
[   95.792737][ T2496] RDX: 0000000000000000 RSI: 00007ffeaaf15210 RDI: 0000000000000005
[   95.792950][ T2496] RBP: 00007ffeaaf15170 R08: 0000000000000000 R09: 0000000000000000
[   95.793159][ T2496] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d8
[   95.793373][ T2496] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeaaf158e0
| [   95.795014][ T2496] ------------[ cut here ]------------
| [   95.795151][ T2496] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2496
| [   95.795431][ T2496] Modules linked in: vxlan
| [   95.795867][ T2496] Tainted: [W]=WARN
[   95.795977][ T2496] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   95.796152][ T2496] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   95.796342][ T2496] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   95.796850][ T2496] RSP: 0018:ffa0000004b86fd0 EFLAGS: 00010286
[   95.797028][ T2496] RAX: 00000000ffffffa6 RBX: ff11000012b0a580 RCX: 1ff4000000970dc0
[   95.797237][ T2496] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0a63c
[   95.797452][ T2496] RBP: ff1100001b60a000 R08: 1fe22000025614c9 R09: ff1100001b610b80
[   95.797666][ T2496] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   95.797874][ T2496] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001b60ae44
[   95.798087][ T2496] FS:  00007f8d36eb8840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   95.798339][ T2496] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   95.798523][ T2496] CR2: 0000000015e33a28 CR3: 000000001b66f002 CR4: 0000000000771ef0
[   95.798733][ T2496] PKRU: 55555554
[   95.798839][ T2496] Call Trace:
[   95.798946][ T2496]  <TASK>
[   95.799018][ T2496]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   95.799158][ T2496]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   95.799265][ T2496]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   95.799411][ T2496]  __dev_notify_flags (net/core/dev.c:9787)
[   95.799562][ T2496]  ? netif_change_name (net/core/dev.c:1495)
[   95.799704][ T2496]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   95.799845][ T2496]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   95.799987][ T2496]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   95.800129][ T2496] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   95.800274][ T2496]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   95.800428][ T2496] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   95.800579][ T2496]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   95.800723][ T2496]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   95.800865][ T2496]  ? nla_strscpy (lib/nlattr.c:795)
[   95.801009][ T2496]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   95.801150][ T2496]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   95.801290][ T2496]  ? __dev_get_by_name (net/core/dev.c:883)
[   95.801434][ T2496]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   95.801588][ T2496]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   95.801733][ T2496]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   95.801873][ T2496]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.802016][ T2496]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   95.802156][ T2496]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   95.802295][ T2496]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   95.802439][ T2496]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   95.802591][ T2496]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   95.802731][ T2496]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   95.802870][ T2496]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   95.803012][ T2496]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   95.803157][ T2496]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   95.803295][ T2496]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   95.803443][ T2496]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.803586][ T2496]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   95.803727][ T2496]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   95.803866][ T2496]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   95.804010][ T2496]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   95.804156][ T2496]  ? 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))
[   95.804296][ T2496]  ? 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))
[   95.804445][ T2496]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   95.804593][ T2496]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   95.804737][ T2496]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   95.804877][ T2496]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   95.805021][ T2496]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   95.805162][ T2496]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   95.805304][ T2496]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   95.805448][ T2496]  ? copy_msghdr_from_user (net/socket.c:2635)
[   95.805593][ T2496]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   95.805767][ T2496]  ? move_addr_to_kernel (net/socket.c:258)
[   95.805909][ T2496]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   95.806050][ T2496]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   95.806190][ T2496]  ___sys_sendmsg (net/socket.c:2752)
[   95.806333][ T2496]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   95.806519][ T2496]  ? copy_msghdr_from_user (net/socket.c:2603)
[   95.806672][ T2496]  __sys_sendmsg (net/socket.c:2784)
[   95.806813][ T2496]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   95.806955][ T2496]  ? vfs_write (./include/linux/fsnotify.h:96 ./include/linux/fsnotify.h:113 ./include/linux/fsnotify.h:127 ./include/linux/fsnotify.h:116 ./include/linux/fsnotify.h:433 fs/read_write.c:692)
[   95.807098][ T2496]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   95.807238][ T2496]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.807384][ T2496]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   95.807530][ T2496]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   95.807670][ T2496]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   95.807810][ T2496]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   95.807985][ T2496] RIP: 0033:0x7f8d370f208e
[   95.808135][ T2496] 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
[   95.808642][ T2496] RSP: 002b:00007ffeaaf15160 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   95.808852][ T2496] RAX: ffffffffffffffda RBX: 00007ffeaaf15908 RCX: 00007f8d370f208e
[   95.809070][ T2496] RDX: 0000000000000000 RSI: 00007ffeaaf15210 RDI: 0000000000000005
[   95.809281][ T2496] RBP: 00007ffeaaf15170 R08: 0000000000000000 R09: 0000000000000000
[   95.809497][ T2496] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d8
[   95.809712][ T2496] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeaaf158e0
| [   95.840014][ T2497] ------------[ cut here ]------------
| [   95.840162][ T2497] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2497
| [   95.840423][ T2497] Modules linked in: vxlan
| [   95.840830][ T2497] Tainted: [W]=WARN
[   95.840927][ T2497] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   95.841092][ T2497] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   95.841262][ T2497] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   95.841735][ T2497] RSP: 0018:ffa0000004b87150 EFLAGS: 00010286
[   95.841898][ T2497] RAX: 00000000ffffffa6 RBX: ff11000013f6e3c0 RCX: 1ff4000000970df0
[   95.842092][ T2497] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013f6e47c
[   95.842285][ T2497] RBP: ff1100001b7fa000 R08: 1fe22000027edc91 R09: ff1100001b612e58
[   95.842500][ T2497] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   95.842699][ T2497] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000014f051c0
[   95.842897][ T2497] FS:  00007f48337c8840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   95.843127][ T2497] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   95.843288][ T2497] CR2: 00000000004ec910 CR3: 0000000015b89003 CR4: 0000000000771ef0
[   95.843488][ T2497] PKRU: 55555554
[   95.843591][ T2497] Call Trace:
[   95.843687][ T2497]  <TASK>
[   95.843755][ T2497]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   95.843889][ T2497]  ? notifier_call_chain (kernel/notifier.c:85)
[   95.844020][ T2497]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   95.844120][ T2497]  netif_state_change (net/core/dev.c:1605)
[   95.844259][ T2497]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   95.844426][ T2497]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6))
[   95.844593][ T2497]  linkwatch_sync_dev (net/core/link_watch.c:295)
[   95.844723][ T2497]  rtnl_getlink (net/core/rtnetlink.c:4273)
[   95.844853][ T2497]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.844984][ T2497]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   95.845112][ T2497]  ? rtnl_dump_ifinfo (./include/net/netlink.h:1236)
[   95.845244][ T2497]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   95.845378][ T2497]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   95.845508][ T2497]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   95.845660][ T2497]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.845792][ T2497]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   95.845924][ T2497]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   95.846052][ T2497]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   95.846181][ T2497]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   95.846322][ T2497]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   95.846452][ T2497]  ? rtnl_dump_ifinfo (./include/net/netlink.h:1236)
[   95.846586][ T2497]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   95.846713][ T2497]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   95.846841][ T2497]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   95.846973][ T2497]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   95.847103][ T2497]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.847234][ T2497]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   95.847375][ T2497]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   95.847516][ T2497]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   95.847646][ T2497]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   95.847785][ T2497]  ? 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))
[   95.847912][ T2497]  ? 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))
[   95.848045][ T2497]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   95.848177][ T2497]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   95.848309][ T2497]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   95.848446][ T2497]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   95.848583][ T2497]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   95.848712][ T2497]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   95.848840][ T2497]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   95.848970][ T2497]  ? copy_msghdr_from_user (net/socket.c:2635)
[   95.849099][ T2497]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   95.849260][ T2497]  ? move_addr_to_kernel (net/socket.c:258)
[   95.849392][ T2497]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   95.849528][ T2497]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   95.849688][ T2497]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   95.849815][ T2497]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   95.849978][ T2497]  ___sys_sendmsg (net/socket.c:2752)
[   95.850107][ T2497]  ? copy_msghdr_from_user (net/socket.c:2603)
[   95.850241][ T2497]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   95.850384][ T2497]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[   95.850519][ T2497]  ? do_getsockname (net/socket.c:2192)
[   95.850651][ T2497]  __sys_sendmsg (net/socket.c:2784)
[   95.850779][ T2497]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   95.850912][ T2497]  ? __sys_getsockname (net/socket.c:2210)
[   95.851045][ T2497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.851177][ T2497]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   95.851309][ T2497]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   95.851445][ T2497]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   95.851580][ T2497]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   95.851739][ T2497] RIP: 0033:0x7f4833a0208e
[   95.851876][ T2497] 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
[   95.852346][ T2497] RSP: 002b:00007ffecd23be30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   95.852548][ T2497] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4833a0208e
[   95.852740][ T2497] RDX: 0000000000000000 RSI: 00007ffecd23bee0 RDI: 0000000000000006
[   95.852931][ T2497] RBP: 00007ffecd23be40 R08: 0000000000000000 R09: 0000000000000000
[   95.853129][ T2497] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d9
[   95.853328][ T2497] R13: 00007ffecd23bf90 R14: 00007ffecd23dbd8 R15: 00000000fffffff5
| [   95.858551][ T2497] ------------[ cut here ]------------
| [   95.858821][ T2497] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2497
| [   95.859311][ T2497] Modules linked in: vxlan
| [   95.860121][ T2497] Tainted: [W]=WARN
[   95.860361][ T2497] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   95.860706][ T2497] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   95.861056][ T2497] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   95.861919][ T2497] RSP: 0018:ffa0000004b86ee0 EFLAGS: 00010286
[   95.862250][ T2497] RAX: 00000000ffffffa6 RBX: ff11000010c56740 RCX: 1ff4000000970da2
[   95.862661][ T2497] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010c567fc
[   95.863042][ T2497] RBP: ff1100001b60a000 R08: 1fe220000218ad01 R09: ff1100001b612e58
[   95.863438][ T2497] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   95.863826][ T2497] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   95.864210][ T2497] FS:  00007f48337c8840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   95.864688][ T2497] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   95.865016][ T2497] CR2: 00000000368cb988 CR3: 0000000015b89001 CR4: 0000000000771ef0
[   95.865418][ T2497] PKRU: 55555554
[   95.865668][ T2497] Call Trace:
[   95.865892][ T2497]  <TASK>
[   95.866060][ T2497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.866350][ T2497]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   95.866657][ T2497]  notifier_call_chain (kernel/notifier.c:85)
[   95.866944][ T2497]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   95.867220][ T2497]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   95.867520][ T2497]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   95.867798][ T2497]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   95.868079][ T2497]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[   95.868373][ T2497]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[   95.868664][ T2497]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   95.868942][ T2497]  ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:45)
[   95.869219][ T2497]  ? netdev_rx_handler_register (net/core/dev.c:5900)
[   95.869523][ T2497]  br_add_if (net/bridge/br_if.c:619)
[   95.869756][ T2497]  do_set_master (net/core/rtnetlink.c:3011)
[   95.870031][ T2497]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   95.870331][ T2497]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   95.870624][ T2497]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   95.870903][ T2497]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   95.871217][ T2497]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   95.871522][ T2497]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   95.871798][ T2497]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   95.872072][ T2497]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   95.872368][ T2497]  ? __kernel_text_address (kernel/extable.c:79)
[   95.872659][ T2497]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   95.872939][ T2497]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.873214][ T2497]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   95.873506][ T2497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.873791][ T2497]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   95.874061][ T2497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.874351][ T2497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.874641][ T2497]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   95.874920][ T2497]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   95.875170][ T2497]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   95.875462][ T2497]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   95.875753][ T2497]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   95.876025][ T2497]  ? nla_get_range_signed (lib/nlattr.c:270)
[   95.876308][ T2497]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   95.876623][ T2497]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   95.876906][ T2497]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.877179][ T2497]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   95.877472][ T2497]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   95.877754][ T2497]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   95.878026][ T2497]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   95.878308][ T2497]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.878605][ T2497]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   95.878887][ T2497]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   95.879163][ T2497]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   95.879457][ T2497]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   95.879738][ T2497]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   95.880011][ T2497]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   95.880283][ T2497]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   95.880583][ T2497]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   95.880862][ T2497]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.881136][ T2497]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   95.881432][ T2497]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   95.881713][ T2497]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   95.881987][ T2497]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   95.882272][ T2497]  ? 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))
[   95.882570][ T2497]  ? 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))
[   95.882850][ T2497]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   95.883133][ T2497]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   95.883426][ T2497]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   95.883715][ T2497]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   95.883993][ T2497]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   95.884271][ T2497]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   95.884574][ T2497]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   95.884851][ T2497]  ? copy_msghdr_from_user (net/socket.c:2635)
[   95.885122][ T2497]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   95.885471][ T2497]  ? move_addr_to_kernel (net/socket.c:258)
[   95.885760][ T2497]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   95.886034][ T2497]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   95.886330][ T2497]  ___sys_sendmsg (net/socket.c:2752)
[   95.886614][ T2497]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   95.886942][ T2497]  ? copy_msghdr_from_user (net/socket.c:2603)
[   95.887249][ T2497]  __sys_sendmsg (net/socket.c:2784)
[   95.887548][ T2497]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   95.887823][ T2497]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   95.888157][ T2497]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   95.888449][ T2497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.888741][ T2497]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   95.889016][ T2497]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   95.889289][ T2497]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   95.889598][ T2497]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   95.889928][ T2497] RIP: 0033:0x7f4833a0208e
[   95.890200][ T2497] 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
[   95.891053][ T2497] RSP: 002b:00007ffecd23d440 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   95.891465][ T2497] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4833a0208e
[   95.891857][ T2497] RDX: 0000000000000000 RSI: 00007ffecd23d4f0 RDI: 0000000000000005
[   95.892236][ T2497] RBP: 00007ffecd23d450 R08: 0000000000000000 R09: 0000000000000000
[   95.892640][ T2497] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d9
[   95.893027][ T2497] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffecd23dbc0
| [   95.896386][ T2497] ------------[ cut here ]------------
| [   95.896679][ T2497] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2497
| [   95.897187][ T2497] Modules linked in: vxlan
| [   95.898021][ T2497] Tainted: [W]=WARN
[   95.898252][ T2497] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   95.898622][ T2497] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   95.898982][ T2497] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   95.899893][ T2497] RSP: 0018:ffa0000004b86ea0 EFLAGS: 00010286
[   95.900216][ T2497] RAX: 00000000ffffffa6 RBX: ff110000027878c0 RCX: 1ff4000000970d9a
[   95.900641][ T2497] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278797c
[   95.901038][ T2497] RBP: ff1100001b60a000 R08: 1fe22000004f0f31 R09: ff1100001b612e58
[   95.901454][ T2497] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   95.901861][ T2497] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001b3c4c08
[   95.902264][ T2497] FS:  00007f48337c8840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   95.902757][ T2497] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   95.903104][ T2497] CR2: 00000000368cb988 CR3: 0000000015b89001 CR4: 0000000000771ef0
[   95.903534][ T2497] PKRU: 55555554
[   95.903768][ T2497] Call Trace:
[   95.903993][ T2497]  <TASK>
[   95.904156][ T2497]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   95.904465][ T2497]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   95.904709][ T2497]  __dev_notify_flags (net/core/dev.c:9787)
[   95.904996][ T2497]  ? netdev_notice (net/core/dev.c:13008)
[   95.905289][ T2497]  ? netif_change_name (net/core/dev.c:1495)
[   95.905600][ T2497]  ? dev_get_min_mp_channel_count (./include/net/netdev_lock.h:30 (discriminator 1))
[   95.905952][ T2497]  ? netif_disable_lro (net/core/dev.c:11098 net/core/dev.c:1830)
[   95.906236][ T2497]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   95.906552][ T2497]  __dev_set_promiscuity (net/core/dev.c:9630)
[   95.906844][ T2497]  netif_set_promiscuity (net/core/dev.c:9639)
[   95.907131][ T2497]  dev_set_promiscuity (net/core/dev_api.c:288)
[   95.907438][ T2497]  br_port_set_promisc (net/bridge/br_if.c:108)
[   95.907736][ T2497]  br_manage_promisc (net/bridge/br_if.c:174)
[   95.908020][ T2497]  br_add_if (net/bridge/br_if.c:242 net/bridge/br_if.c:627)
[   95.908256][ T2497]  do_set_master (net/core/rtnetlink.c:3011)
[   95.908567][ T2497]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   95.908855][ T2497]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   95.909169][ T2497]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   95.909476][ T2497]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   95.909831][ T2497]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   95.910118][ T2497]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   95.910430][ T2497]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   95.910727][ T2497]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   95.911014][ T2497]  ? __kernel_text_address (kernel/extable.c:79)
[   95.911301][ T2497]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   95.911619][ T2497]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.911907][ T2497]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   95.912177][ T2497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.912487][ T2497]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   95.912782][ T2497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.913067][ T2497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.913372][ T2497]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   95.913669][ T2497]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   95.913956][ T2497]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   95.914242][ T2497]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   95.914561][ T2497]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   95.914853][ T2497]  ? nla_get_range_signed (lib/nlattr.c:270)
[   95.915144][ T2497]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   95.915449][ T2497]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   95.915749][ T2497]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.916031][ T2497]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   95.916335][ T2497]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   95.916631][ T2497]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   95.916922][ T2497]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   95.917213][ T2497]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.917522][ T2497]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   95.917811][ T2497]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   95.918084][ T2497]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   95.918390][ T2497]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   95.918687][ T2497]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   95.918975][ T2497]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   95.919265][ T2497]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   95.919574][ T2497]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   95.919868][ T2497]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.920152][ T2497]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   95.920458][ T2497]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   95.920749][ T2497]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   95.921036][ T2497]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   95.921346][ T2497]  ? 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))
[   95.921645][ T2497]  ? 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))
[   95.921940][ T2497]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   95.922218][ T2497]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   95.922530][ T2497]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   95.922824][ T2497]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   95.923114][ T2497]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   95.923423][ T2497]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   95.923728][ T2497]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   95.924018][ T2497]  ? copy_msghdr_from_user (net/socket.c:2635)
[   95.924304][ T2497]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   95.924676][ T2497]  ? move_addr_to_kernel (net/socket.c:258)
[   95.924967][ T2497]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   95.925253][ T2497]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   95.925571][ T2497]  ___sys_sendmsg (net/socket.c:2752)
[   95.925864][ T2497]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   95.926209][ T2497]  ? copy_msghdr_from_user (net/socket.c:2603)
[   95.926548][ T2497]  __sys_sendmsg (net/socket.c:2784)
[   95.926842][ T2497]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   95.927128][ T2497]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   95.927494][ T2497]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   95.927790][ T2497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.928072][ T2497]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   95.928375][ T2497]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   95.928675][ T2497]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   95.928965][ T2497]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   95.929311][ T2497] RIP: 0033:0x7f4833a0208e
[   95.929634][ T2497] 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
[   95.930584][ T2497] RSP: 002b:00007ffecd23d440 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   95.930990][ T2497] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4833a0208e
[   95.931408][ T2497] RDX: 0000000000000000 RSI: 00007ffecd23d4f0 RDI: 0000000000000005
[   95.931831][ T2497] RBP: 00007ffecd23d450 R08: 0000000000000000 R09: 0000000000000000
[   95.932220][ T2497] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d9
[   95.932661][ T2497] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffecd23dbc0
| [   95.936125][ T2497] ------------[ cut here ]------------
| [   95.936413][ T2497] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2497
| [   95.936917][ T2497] Modules linked in: vxlan
| [   95.937739][ T2497] Tainted: [W]=WARN
[   95.937963][ T2497] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   95.938299][ T2497] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   95.938675][ T2497] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   95.939551][ T2497] RSP: 0018:ffa0000004b86e20 EFLAGS: 00010286
[   95.939910][ T2497] RAX: 00000000ffffffa6 RBX: ff11000002787380 RCX: 1ff4000000970d8a
[   95.940303][ T2497] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278743c
[   95.940715][ T2497] RBP: ff1100001b7fa000 R08: 1fe22000004f0e89 R09: ff1100001b612e58
[   95.941117][ T2497] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   95.941534][ T2497] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   95.941926][ T2497] FS:  00007f48337c8840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   95.942401][ T2497] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   95.942746][ T2497] CR2: 00000000368cb988 CR3: 0000000015b89001 CR4: 0000000000771ef0
[   95.943145][ T2497] PKRU: 55555554
[   95.943383][ T2497] Call Trace:
[   95.943617][ T2497]  <TASK>
[   95.943789][ T2497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.944069][ T2497]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   95.944368][ T2497]  notifier_call_chain (kernel/notifier.c:85)
[   95.944662][ T2497]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[   95.944945][ T2497]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[   95.945227][ T2497]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   95.945535][ T2497]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   95.945819][ T2497]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   95.946130][ T2497]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   95.946425][ T2497]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6))
[   95.946774][ T2497]  netif_set_mtu (net/core/dev.c:9910)
[   95.947055][ T2497]  ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2))
[   95.947364][ T2497]  ? br_get_link_af_size_filtered (./include/linux/rcupdate.h:871 net/bridge/br_netlink.c:114)
[   95.947709][ T2497]  dev_set_mtu (net/core/dev_api.c:249)
[   95.947938][ T2497]  br_mtu_auto_adjust (net/bridge/br_if.c:525 (discriminator 1) net/bridge/br_if.c:514 (discriminator 1))
[   95.948215][ T2497]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[   95.948525][ T2497]  br_add_if (net/bridge/br_if.c:681)
[   95.948762][ T2497]  do_set_master (net/core/rtnetlink.c:3011)
[   95.949041][ T2497]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   95.949338][ T2497]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   95.949632][ T2497]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   95.949914][ T2497]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   95.950239][ T2497]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   95.950542][ T2497]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   95.950823][ T2497]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   95.951101][ T2497]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   95.951400][ T2497]  ? __kernel_text_address (kernel/extable.c:79)
[   95.951687][ T2497]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   95.951970][ T2497]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.952250][ T2497]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   95.952557][ T2497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.952836][ T2497]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   95.953115][ T2497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.953414][ T2497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.953707][ T2497]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   95.953987][ T2497]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   95.954245][ T2497]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   95.954553][ T2497]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   95.954836][ T2497]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   95.955114][ T2497]  ? nla_get_range_signed (lib/nlattr.c:270)
[   95.955418][ T2497]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   95.955714][ T2497]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   95.956000][ T2497]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.956279][ T2497]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   95.956582][ T2497]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   95.956861][ T2497]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   95.957121][ T2497]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   95.957425][ T2497]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.957715][ T2497]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   95.958001][ T2497]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   95.958283][ T2497]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   95.958588][ T2497]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   95.958870][ T2497]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   95.959146][ T2497]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   95.959441][ T2497]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   95.959734][ T2497]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   95.960016][ T2497]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.960298][ T2497]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   95.960605][ T2497]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   95.960891][ T2497]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   95.961172][ T2497]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   95.961478][ T2497]  ? 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))
[   95.961767][ T2497]  ? 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))
[   95.962050][ T2497]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   95.962358][ T2497]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   95.962650][ T2497]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   95.962936][ T2497]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   95.963204][ T2497]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   95.963498][ T2497]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   95.963789][ T2497]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   95.964069][ T2497]  ? copy_msghdr_from_user (net/socket.c:2635)
[   95.964365][ T2497]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   95.964712][ T2497]  ? move_addr_to_kernel (net/socket.c:258)
[   95.964993][ T2497]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   95.965274][ T2497]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   95.965582][ T2497]  ___sys_sendmsg (net/socket.c:2752)
[   95.965863][ T2497]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   95.966196][ T2497]  ? copy_msghdr_from_user (net/socket.c:2603)
[   95.966526][ T2497]  __sys_sendmsg (net/socket.c:2784)
[   95.966813][ T2497]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   95.967078][ T2497]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   95.967439][ T2497]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   95.967734][ T2497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.968039][ T2497]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   95.968345][ T2497]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   95.968629][ T2497]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   95.968934][ T2497]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   95.969267][ T2497] RIP: 0033:0x7f4833a0208e
[   95.969579][ T2497] 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
[   95.970451][ T2497] RSP: 002b:00007ffecd23d440 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   95.970868][ T2497] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4833a0208e
[   95.971239][ T2497] RDX: 0000000000000000 RSI: 00007ffecd23d4f0 RDI: 0000000000000005
[   95.971658][ T2497] RBP: 00007ffecd23d450 R08: 0000000000000000 R09: 0000000000000000
[   95.972062][ T2497] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d9
[   95.972474][ T2497] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffecd23dbc0
| [   95.975631][ T2497] ------------[ cut here ]------------
| [   95.975888][ T2497] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2497
| [   95.976376][ T2497] Modules linked in: vxlan
| [   95.977146][ T2497] Tainted: [W]=WARN
[   95.978048][ T2497] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   95.978396][ T2497] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   95.978743][ T2497] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   95.979582][ T2497] RSP: 0018:ffa0000004b86f78 EFLAGS: 00010286
[   95.979925][ T2497] RAX: 00000000ffffffa6 RBX: ff110000130fbe00 RCX: 1ff4000000970db5
[   95.980292][ T2497] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000130fbebc
[   95.980688][ T2497] RBP: ff1100001b7fa000 R08: 1fe220000261f7d9 R09: ff1100001b612e58
[   95.981060][ T2497] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   95.981451][ T2497] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000002
[   95.981837][ T2497] FS:  00007f48337c8840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   95.982271][ T2497] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   95.982621][ T2497] CR2: 00000000368cb988 CR3: 0000000015b89001 CR4: 0000000000771ef0
[   95.982999][ T2497] PKRU: 55555554
[   95.983216][ T2497] Call Trace:
[   95.983448][ T2497]  <TASK>
[   95.983623][ T2497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.983898][ T2497]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   95.984152][ T2497]  notifier_call_chain (kernel/notifier.c:85)
[   95.984443][ T2497]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[   95.984775][ T2497]  ? br_get_link_af_size_filtered (./include/linux/rcupdate.h:871 net/bridge/br_netlink.c:114)
[   95.985094][ T2497]  ? netdev_change_features (net/core/dev.c:11117)
[   95.985384][ T2497]  ? br_opt_toggle (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 net/bridge/br.c:402)
[   95.985667][ T2497]  br_add_if (net/bridge/br_if.c:683)
[   95.985896][ T2497]  do_set_master (net/core/rtnetlink.c:3011)
[   95.986164][ T2497]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   95.986455][ T2497]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   95.986740][ T2497]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   95.987010][ T2497]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   95.987349][ T2497]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   95.987627][ T2497]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   95.987901][ T2497]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   95.988150][ T2497]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   95.988438][ T2497]  ? __kernel_text_address (kernel/extable.c:79)
[   95.988718][ T2497]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   95.988992][ T2497]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.989261][ T2497]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   95.989552][ T2497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.989830][ T2497]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   95.990097][ T2497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.990384][ T2497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   95.990666][ T2497]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   95.990940][ T2497]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   95.991208][ T2497]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   95.991496][ T2497]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   95.991780][ T2497]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   95.992053][ T2497]  ? nla_get_range_signed (lib/nlattr.c:270)
[   95.992351][ T2497]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   95.992631][ T2497]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   95.992908][ T2497]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.993169][ T2497]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   95.993462][ T2497]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   95.993741][ T2497]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   95.994012][ T2497]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   95.994296][ T2497]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.994591][ T2497]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   95.994869][ T2497]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   95.995161][ T2497]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   95.995456][ T2497]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   95.995751][ T2497]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   95.996021][ T2497]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   95.996298][ T2497]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   95.996596][ T2497]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   95.996874][ T2497]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   95.997146][ T2497]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   95.997439][ T2497]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   95.997720][ T2497]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   95.997991][ T2497]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   95.998265][ T2497]  ? 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))
[   95.998567][ T2497]  ? 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))
[   95.998846][ T2497]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   95.999119][ T2497]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   95.999408][ T2497]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   95.999694][ T2497]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   95.999985][ T2497]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   96.000261][ T2497]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   96.000558][ T2497]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   96.000836][ T2497]  ? copy_msghdr_from_user (net/socket.c:2635)
[   96.001110][ T2497]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   96.001456][ T2497]  ? move_addr_to_kernel (net/socket.c:258)
[   96.001738][ T2497]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   96.002009][ T2497]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   96.002286][ T2497]  ___sys_sendmsg (net/socket.c:2752)
[   96.002585][ T2497]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   96.002916][ T2497]  ? copy_msghdr_from_user (net/socket.c:2603)
[   96.003194][ T2497]  __sys_sendmsg (net/socket.c:2784)
[   96.003490][ T2497]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   96.003771][ T2497]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   96.004099][ T2497]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   96.004387][ T2497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   96.004675][ T2497]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   96.004949][ T2497]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   96.005223][ T2497]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   96.005525][ T2497]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   96.005856][ T2497] RIP: 0033:0x7f4833a0208e
[   96.006135][ T2497] 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
[   96.006995][ T2497] RSP: 002b:00007ffecd23d440 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   96.007401][ T2497] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4833a0208e
[   96.007787][ T2497] RDX: 0000000000000000 RSI: 00007ffecd23d4f0 RDI: 0000000000000005
[   96.008150][ T2497] RBP: 00007ffecd23d450 R08: 0000000000000000 R09: 0000000000000000
[   96.008558][ T2497] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d9
[   96.008940][ T2497] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffecd23dbc0
| [   96.046119][ T2498] ------------[ cut here ]------------
| [   96.046270][ T2498] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2498
| [   96.046551][ T2498] Modules linked in: vxlan
| [   96.046961][ T2498] Tainted: [W]=WARN
[   96.047060][ T2498] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   96.047226][ T2498] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   96.047401][ T2498] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   96.047879][ T2498] RSP: 0018:ffa0000004b87020 EFLAGS: 00010286
[   96.048047][ T2498] RAX: 00000000ffffffa6 RBX: ff11000019eb9700 RCX: 1ff4000000970dca
[   96.048243][ T2498] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000019eb97bc
[   96.048447][ T2498] RBP: ff1100001b60a000 R08: 1fe22000033d72f9 R09: ff1100001b615158
[   96.048648][ T2498] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   96.048840][ T2498] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   96.049038][ T2498] FS:  00007f0457f2b840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   96.049268][ T2498] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   96.049437][ T2498] CR2: 0000000002056988 CR3: 000000001aa26005 CR4: 0000000000771ef0
[   96.049645][ T2498] PKRU: 55555554
[   96.049744][ T2498] Call Trace:
[   96.049842][ T2498]  <TASK>
[   96.049910][ T2498]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   96.050047][ T2498]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   96.050148][ T2498]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   96.050278][ T2498]  __dev_notify_flags (net/core/dev.c:9787)
[   96.050417][ T2498]  ? netif_change_name (net/core/dev.c:1495)
[   96.050553][ T2498]  ? __dev_change_flags (net/core/dev.c:9752)
[   96.050686][ T2498]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   96.050816][ T2498]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   96.050950][ T2498]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   96.051084][ T2498]  netif_change_flags (net/core/dev.c:9820)
[   96.051215][ T2498]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   96.051351][ T2498]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   96.051484][ T2498]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   96.051626][ T2498]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   96.051790][ T2498]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   96.051922][ T2498]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   96.052055][ T2498]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   96.052185][ T2498]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   96.052321][ T2498]  ? __kernel_text_address (kernel/extable.c:79)
[   96.052465][ T2498]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   96.052606][ T2498]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   96.052749][ T2498]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   96.052879][ T2498]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   96.053014][ T2498]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   96.053142][ T2498]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   96.053273][ T2498]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   96.053408][ T2498]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   96.053547][ T2498]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   96.053678][ T2498]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   96.053810][ T2498]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   96.053947][ T2498]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   96.054080][ T2498]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   96.054221][ T2498]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   96.054363][ T2498]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   96.054493][ T2498]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   96.054629][ T2498]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   96.054759][ T2498]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   96.054887][ T2498]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   96.055021][ T2498]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   96.055150][ T2498]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   96.055279][ T2498]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   96.055416][ T2498]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   96.055556][ T2498]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   96.055687][ T2498]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   96.055817][ T2498]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   96.055955][ T2498]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   96.056088][ T2498]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   96.056223][ T2498]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   96.056359][ T2498]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   96.056490][ T2498]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   96.056626][ T2498]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   96.056758][ T2498]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   96.056892][ T2498]  ? 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))
[   96.057028][ T2498]  ? 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))
[   96.057166][ T2498]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   96.057298][ T2498]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   96.057436][ T2498]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   96.057573][ T2498]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   96.057706][ T2498]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   96.057836][ T2498]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   96.057971][ T2498]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   96.058107][ T2498]  ? copy_msghdr_from_user (net/socket.c:2635)
[   96.058239][ T2498]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   96.058407][ T2498]  ? move_addr_to_kernel (net/socket.c:258)
[   96.058545][ T2498]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   96.058676][ T2498]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   96.058808][ T2498]  ___sys_sendmsg (net/socket.c:2752)
[   96.058941][ T2498]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   96.059107][ T2498]  ? copy_msghdr_from_user (net/socket.c:2603)
[   96.059252][ T2498]  __sys_sendmsg (net/socket.c:2784)
[   96.059388][ T2498]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   96.059524][ T2498]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   96.059688][ T2498]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   96.059818][ T2498]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   96.059954][ T2498]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   96.060090][ T2498]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   96.060219][ T2498]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   96.060354][ T2498]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   96.060524][ T2498] RIP: 0033:0x7f045816508e
[   96.060662][ T2498] 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
[   96.061135][ T2498] RSP: 002b:00007ffdc0adc9d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   96.061338][ T2498] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f045816508e
[   96.061540][ T2498] RDX: 0000000000000000 RSI: 00007ffdc0adca80 RDI: 0000000000000005
[   96.061752][ T2498] RBP: 00007ffdc0adc9e0 R08: 0000000000000000 R09: 0000000000000000
[   96.061951][ T2498] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d9
[   96.062146][ T2498] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdc0add150
| [   96.493131][ T2522] ------------[ cut here ]------------
| [   96.493467][ T2522] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2522
| [   96.493984][ T2522] Modules linked in: vxlan
| [   96.494812][ T2522] Tainted: [W]=WARN
[   96.495030][ T2522] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   96.495383][ T2522] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   96.495747][ T2522] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   96.496634][ T2522] RSP: 0018:ffa0000004bc7090 EFLAGS: 00010286
[   96.496974][ T2522] RAX: 00000000ffffffa6 RBX: ff110000129c8e40 RCX: 1ff4000000978dd8
[   96.497380][ T2522] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129c8efc
[   96.497783][ T2522] RBP: ff11000015a49000 R08: 1fe22000025391e1 R09: ff1100001b380b80
[   96.498171][ T2522] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   96.498585][ T2522] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   96.498980][ T2522] FS:  00007fc27053b840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   96.499456][ T2522] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   96.499805][ T2522] CR2: 000000000042e5e0 CR3: 000000001a738002 CR4: 0000000000771ef0
[   96.500178][ T2522] PKRU: 55555554
[   96.500421][ T2522] Call Trace:
[   96.500674][ T2522]  <TASK>
[   96.500852][ T2522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   96.501135][ T2522]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   96.501447][ T2522]  notifier_call_chain (kernel/notifier.c:85)
[   96.501744][ T2522]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   96.502025][ T2522]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   96.502341][ T2522]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   96.502632][ T2522]  netdev_upper_dev_link (net/core/dev.c:8972)
[   96.502916][ T2522]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   96.503194][ T2522]  register_vlan_dev (net/8021q/vlan.c:183)
[   96.503496][ T2522]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   96.503788][ T2522]  vlan_newlink (net/8021q/vlan_netlink.c:194)
[   96.504067][ T2522]  ? nla_strscpy (lib/nlattr.c:795)
[   96.504366][ T2522]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   96.504666][ T2522]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   96.504945][ T2522]  ? __dev_get_by_name (net/core/dev.c:883)
[   96.505227][ T2522]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   96.505545][ T2522]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   96.505840][ T2522]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   96.506122][ T2522]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   96.506416][ T2522]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   96.506708][ T2522]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   96.506984][ T2522]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   96.507265][ T2522]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   96.507575][ T2522]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   96.507860][ T2522]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   96.508143][ T2522]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   96.508442][ T2522]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   96.508730][ T2522]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   96.509008][ T2522]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   96.509282][ T2522]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   96.509586][ T2522]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   96.509869][ T2522]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   96.510149][ T2522]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   96.510444][ T2522]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   96.510740][ T2522]  ? 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))
[   96.511015][ T2522]  ? 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))
[   96.511301][ T2522]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   96.511612][ T2522]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   96.511894][ T2522]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   96.512177][ T2522]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   96.512479][ T2522]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   96.512772][ T2522]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   96.513048][ T2522]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   96.513352][ T2522]  ? copy_msghdr_from_user (net/socket.c:2635)
[   96.513640][ T2522]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   96.513975][ T2522]  ? move_addr_to_kernel (net/socket.c:258)
[   96.514265][ T2522]  ___sys_sendmsg (net/socket.c:2752)
[   96.514571][ T2522]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   96.514851][ T2522]  ? copy_msghdr_from_user (net/socket.c:2603)
[   96.515149][ T2522]  ? 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))
[   96.515452][ T2522]  __sys_sendmsg (net/socket.c:2784)
[   96.515739][ T2522]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   96.516024][ T2522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   96.516308][ T2522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   96.516615][ T2522]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   96.516895][ T2522]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   96.517173][ T2522]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   96.517471][ T2522]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   96.517818][ T2522] RIP: 0033:0x7fc27077508e
[   96.518092][ T2522] 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
[   96.518979][ T2522] RSP: 002b:00007ffee22bc8b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   96.519393][ T2522] RAX: ffffffffffffffda RBX: 00007ffee22bd070 RCX: 00007fc27077508e
[   96.519796][ T2522] RDX: 0000000000000000 RSI: 00007ffee22bc960 RDI: 0000000000000005
[   96.520184][ T2522] RBP: 00007ffee22bc8c0 R08: 0000000000000000 R09: 0000000000000000
[   96.520604][ T2522] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d9
[   96.520994][ T2522] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffee22bd030
| [   96.524152][ T2522] ------------[ cut here ]------------
| [   96.524429][ T2522] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2522
| [   96.524922][ T2522] Modules linked in: vxlan
| [   96.525725][ T2522] Tainted: [W]=WARN
[   96.525946][ T2522] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   96.526279][ T2522] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   96.526649][ T2522] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   96.527478][ T2522] RSP: 0018:ffa0000004bc71b0 EFLAGS: 00010286
[   96.527822][ T2522] RAX: 00000000ffffffa6 RBX: ff110000129c8740 RCX: 1ff4000000978dfc
[   96.528201][ T2522] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129c87fc
[   96.528606][ T2522] RBP: ff1100001958c000 R08: 1fe2200002539101 R09: ff1100001b380b80
[   96.528990][ T2522] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   96.529394][ T2522] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab76b3a0
[   96.529785][ T2522] FS:  00007fc27053b840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   96.530230][ T2522] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   96.530583][ T2522] CR2: 000000000042e5e0 CR3: 000000001a738002 CR4: 0000000000771ef0
[   96.530972][ T2522] PKRU: 55555554
[   96.531184][ T2522] Call Trace:
[   96.531422][ T2522]  <TASK>
[   96.531601][ T2522]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   96.531882][ T2522]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   96.532158][ T2522]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   96.532398][ T2522]  __dev_notify_flags (net/core/dev.c:9787)
[   96.532676][ T2522]  ? netdev_update_features (net/core/dev.c:11098)
[   96.532956][ T2522]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[   96.533284][ T2522]  ? netif_change_name (net/core/dev.c:1495)
[   96.533582][ T2522]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   96.533855][ T2522]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   96.534131][ T2522]  ? register_vlan_dev (net/8021q/vlan.c:196)
[   96.534424][ T2522]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   96.534717][ T2522]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   96.534992][ T2522]  ? nla_strscpy (lib/nlattr.c:795)
[   96.535260][ T2522]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   96.535561][ T2522]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   96.535839][ T2522]  ? __dev_get_by_name (net/core/dev.c:883)
[   96.536113][ T2522]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   96.536417][ T2522]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   96.536710][ T2522]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   96.536992][ T2522]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   96.537264][ T2522]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   96.537565][ T2522]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   96.537839][ T2522]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   96.538112][ T2522]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   96.538414][ T2522]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   96.538702][ T2522]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   96.538984][ T2522]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   96.539251][ T2522]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   96.539548][ T2522]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   96.539826][ T2522]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   96.540102][ T2522]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   96.540392][ T2522]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   96.540679][ T2522]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   96.540954][ T2522]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   96.541235][ T2522]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   96.541542][ T2522]  ? 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))
[   96.541820][ T2522]  ? 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))
[   96.542099][ T2522]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   96.542397][ T2522]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   96.542680][ T2522]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   96.542955][ T2522]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   96.543232][ T2522]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   96.543535][ T2522]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   96.543814][ T2522]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   96.544075][ T2522]  ? copy_msghdr_from_user (net/socket.c:2635)
[   96.544365][ T2522]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   96.544704][ T2522]  ? move_addr_to_kernel (net/socket.c:258)
[   96.544990][ T2522]  ___sys_sendmsg (net/socket.c:2752)
[   96.545264][ T2522]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   96.545565][ T2522]  ? copy_msghdr_from_user (net/socket.c:2603)
[   96.545860][ T2522]  ? 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))
[   96.546139][ T2522]  __sys_sendmsg (net/socket.c:2784)
[   96.546433][ T2522]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   96.546730][ T2522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   96.547006][ T2522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   96.547282][ T2522]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   96.547584][ T2522]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   96.547859][ T2522]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   96.548135][ T2522]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   96.548488][ T2522] RIP: 0033:0x7fc27077508e
[   96.548782][ T2522] 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
[   96.549635][ T2522] RSP: 002b:00007ffee22bc8b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   96.550021][ T2522] RAX: ffffffffffffffda RBX: 00007ffee22bd070 RCX: 00007fc27077508e
[   96.550418][ T2522] RDX: 0000000000000000 RSI: 00007ffee22bc960 RDI: 0000000000000005
[   96.550808][ T2522] RBP: 00007ffee22bc8c0 R08: 0000000000000000 R09: 0000000000000000
[   96.551196][ T2522] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d9
[   96.551608][ T2522] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffee22bd030
| [   96.621584][ T2524] ------------[ cut here ]------------
| [   96.621735][ T2524] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2524
| [   96.622002][ T2524] Modules linked in: vxlan
| [   96.622817][ T2524] Tainted: [W]=WARN
[   96.622921][ T2524] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   96.623088][ T2524] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   96.623263][ T2524] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   96.623753][ T2524] RSP: 0018:ffa0000004c27020 EFLAGS: 00010286
[   96.623921][ T2524] RAX: 00000000ffffffa6 RBX: ff11000013f6e200 RCX: 1ff4000000984dca
[   96.624118][ T2524] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013f6e2bc
[   96.624311][ T2524] RBP: ff1100001958c000 R08: 1fe22000027edc59 R09: ff1100001b385158
[   96.624519][ T2524] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   96.624714][ T2524] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   96.624909][ T2524] FS:  00007f42423de840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   96.625139][ T2524] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   96.625307][ T2524] CR2: 0000000036c0c988 CR3: 000000001b653006 CR4: 0000000000771ef0
[   96.625517][ T2524] PKRU: 55555554
[   96.625613][ T2524] Call Trace:
[   96.625711][ T2524]  <TASK>
[   96.625778][ T2524]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   96.625908][ T2524]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   96.626042][ T2524]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   96.626143][ T2524]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   96.626275][ T2524]  __dev_notify_flags (net/core/dev.c:9787)
[   96.626413][ T2524]  ? netif_change_name (net/core/dev.c:1495)
[   96.626550][ T2524]  ? __dev_change_flags (net/core/dev.c:9752)
[   96.626679][ T2524]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   96.626808][ T2524]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   96.626938][ T2524]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   96.627076][ T2524]  netif_change_flags (net/core/dev.c:9820)
[   96.627208][ T2524]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   96.627348][ T2524]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   96.627479][ T2524]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   96.627614][ T2524]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   96.627774][ T2524]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   96.627905][ T2524]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   96.628038][ T2524]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   96.628168][ T2524]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   96.628300][ T2524]  ? __kernel_text_address (kernel/extable.c:79)
[   96.628436][ T2524]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   96.628575][ T2524]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   96.628703][ T2524]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   96.628839][ T2524]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   96.628982][ T2524]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   96.629112][ T2524]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   96.629241][ T2524]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   96.629377][ T2524]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   96.629511][ T2524]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   96.629643][ T2524]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   96.629773][ T2524]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   96.629907][ T2524]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   96.630042][ T2524]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   96.630182][ T2524]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   96.630320][ T2524]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   96.630449][ T2524]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   96.630584][ T2524]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   96.630713][ T2524]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   96.630841][ T2524]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   96.630979][ T2524]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   96.631107][ T2524]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   96.631238][ T2524]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   96.631375][ T2524]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   96.631511][ T2524]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   96.631641][ T2524]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   96.631771][ T2524]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   96.631899][ T2524]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   96.632034][ T2524]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   96.632166][ T2524]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   96.632300][ T2524]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   96.632438][ T2524]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   96.632574][ T2524]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   96.632704][ T2524]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   96.632835][ T2524]  ? 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))
[   96.632968][ T2524]  ? 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))
[   96.633101][ T2524]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   96.633232][ T2524]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   96.633369][ T2524]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   96.633500][ T2524]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   96.633638][ T2524]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   96.633769][ T2524]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   96.633907][ T2524]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   96.634044][ T2524]  ? copy_msghdr_from_user (net/socket.c:2635)
[   96.634175][ T2524]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   96.634340][ T2524]  ? move_addr_to_kernel (net/socket.c:258)
[   96.634470][ T2524]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   96.634607][ T2524]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   96.634740][ T2524]  ___sys_sendmsg (net/socket.c:2752)
[   96.634870][ T2524]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   96.635039][ T2524]  ? copy_msghdr_from_user (net/socket.c:2603)
[   96.635183][ T2524]  __sys_sendmsg (net/socket.c:2784)
[   96.635320][ T2524]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   96.635451][ T2524]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   96.635621][ T2524]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   96.635753][ T2524]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   96.635883][ T2524]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   96.636017][ T2524]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   96.636146][ T2524]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   96.636276][ T2524]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   96.636444][ T2524] RIP: 0033:0x7f424261808e
[   96.636588][ T2524] 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
[   96.637054][ T2524] RSP: 002b:00007ffeae4f5fa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   96.637252][ T2524] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f424261808e
[   96.637458][ T2524] RDX: 0000000000000000 RSI: 00007ffeae4f6050 RDI: 0000000000000005
[   96.637658][ T2524] RBP: 00007ffeae4f5fb0 R08: 0000000000000000 R09: 0000000000000000
[   96.637862][ T2524] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0d9
[   96.638061][ T2524] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeae4f6720
| [   96.859772][ T2530] ------------[ cut here ]------------
| [   96.860081][ T2530] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2530
| [   96.860616][ T2530] Modules linked in: vxlan
| [   96.861425][ T2530] Tainted: [W]=WARN
[   96.861658][ T2530] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   96.861988][ T2530] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   96.862352][ T2530] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   96.863212][ T2530] RSP: 0018:ffa0000004c871b0 EFLAGS: 00010286
[   96.863572][ T2530] RAX: 00000000ffffffa6 RBX: ff11000010b90200 RCX: 1ff4000000990dfc
[   96.863958][ T2530] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010b902bc
[   96.864365][ T2530] RBP: ff1100001bce2000 R08: 1fe2200002172059 R09: ff110000175aae80
[   96.864757][ T2530] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   96.865128][ T2530] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab720900
[   96.865538][ T2530] FS:  00007f0a90ec3840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   96.865992][ T2530] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   96.866343][ T2530] CR2: 00007f0a910bc460 CR3: 000000001bcb7003 CR4: 0000000000771ef0
[   96.866748][ T2530] PKRU: 55555554
[   96.866969][ T2530] Call Trace:
[   96.867190][ T2530]  <TASK>
[   96.867377][ T2530]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   96.867670][ T2530]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   96.867900][ T2530]  __dev_notify_flags (net/core/dev.c:9787)
[   96.868179][ T2530]  ? netif_change_name (net/core/dev.c:1495)
[   96.868475][ T2530]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   96.868813][ T2530]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   96.869117][ T2530]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   96.869427][ T2530]  ? br_dev_newlink (net/bridge/br_netlink.c:1604)
[   96.869719][ T2530]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   96.869995][ T2530]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   96.870269][ T2530]  ? __dev_get_by_name (net/core/dev.c:883)
[   96.870569][ T2530]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   96.870861][ T2530]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   96.871148][ T2530]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   96.871444][ T2530]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   96.871732][ T2530]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   96.872011][ T2530]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   96.872286][ T2530]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   96.872581][ T2530]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   96.872869][ T2530]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   96.873144][ T2530]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   96.873439][ T2530]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   96.873729][ T2530]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   96.874003][ T2530]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   96.874291][ T2530]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   96.874598][ T2530]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   96.874875][ T2530]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   96.875154][ T2530]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   96.875446][ T2530]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   96.875731][ T2530]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   96.876019][ T2530]  ? 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))
[   96.876294][ T2530]  ? 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))
[   96.876600][ T2530]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   96.876885][ T2530]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   96.877164][ T2530]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   96.877461][ T2530]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   96.877753][ T2530]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   96.878026][ T2530]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   96.878298][ T2530]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   96.878610][ T2530]  ? copy_msghdr_from_user (net/socket.c:2635)
[   96.878891][ T2530]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   96.879225][ T2530]  ? move_addr_to_kernel (net/socket.c:258)
[   96.879535][ T2530]  ___sys_sendmsg (net/socket.c:2752)
[   96.879812][ T2530]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   96.880086][ T2530]  ? copy_msghdr_from_user (net/socket.c:2603)
[   96.880397][ T2530]  ? 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))
[   96.880684][ T2530]  __sys_sendmsg (net/socket.c:2784)
[   96.880959][ T2530]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   96.881262][ T2530]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   96.881563][ T2530]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   96.881844][ T2530]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   96.882116][ T2530]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   96.882407][ T2530]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   96.882694][ T2530]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   96.883019][ T2530] RIP: 0033:0x7f0a910fd08e
[   96.883305][ T2530] 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
[   96.884171][ T2530] RSP: 002b:00007ffce9931ab0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   96.884581][ T2530] RAX: ffffffffffffffda RBX: 00007ffce9932258 RCX: 00007f0a910fd08e
[   96.884994][ T2530] RDX: 0000000000000000 RSI: 00007ffce9931b60 RDI: 0000000000000005
[   96.885400][ T2530] RBP: 00007ffce9931ac0 R08: 0000000000000000 R09: 0000000000000000
[   96.885794][ T2530] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0da
[   96.886178][ T2530] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce9932230
| [   96.920161][ T2531] ------------[ cut here ]------------
| [   96.920309][ T2531] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2531
| [   96.920582][ T2531] Modules linked in: vxlan
| [   96.920992][ T2531] Tainted: [W]=WARN
[   96.921094][ T2531] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   96.921269][ T2531] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   96.921457][ T2531] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   96.921936][ T2531] RSP: 0018:ffa0000004c87020 EFLAGS: 00010286
[   96.922112][ T2531] RAX: 00000000ffffffa6 RBX: ff11000005a143c0 RCX: 1ff4000000990dca
[   96.922309][ T2531] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005a1447c
[   96.922515][ T2531] RBP: ff1100001bce2000 R08: 1fe2200000b42891 R09: ff1100001360d158
[   96.922712][ T2531] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   96.922906][ T2531] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   96.923106][ T2531] FS:  00007fe1585b0840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   96.923343][ T2531] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   96.923519][ T2531] CR2: 00007fe1588801a0 CR3: 0000000014300005 CR4: 0000000000771ef0
[   96.923719][ T2531] PKRU: 55555554
[   96.923819][ T2531] Call Trace:
[   96.923917][ T2531]  <TASK>
[   96.923988][ T2531]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   96.924120][ T2531]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   96.924220][ T2531]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   96.924357][ T2531]  __dev_notify_flags (net/core/dev.c:9787)
[   96.924489][ T2531]  ? netif_change_name (net/core/dev.c:1495)
[   96.924626][ T2531]  ? __dev_change_flags (net/core/dev.c:9752)
[   96.924759][ T2531]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   96.924891][ T2531]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   96.925032][ T2531]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   96.925165][ T2531]  netif_change_flags (net/core/dev.c:9820)
[   96.925297][ T2531]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   96.925524][ T2531]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   96.925726][ T2531]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   96.925860][ T2531]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   96.926026][ T2531]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   96.926157][ T2531]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   96.926287][ T2531]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   96.926509][ T2531]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   96.926642][ T2531]  ? __kernel_text_address (kernel/extable.c:79)
[   96.926777][ T2531]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   96.926909][ T2531]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   96.927042][ T2531]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   96.927175][ T2531]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   96.927304][ T2531]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   96.927492][ T2531]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   96.927628][ T2531]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   96.927758][ T2531]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   96.927894][ T2531]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   96.928031][ T2531]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   96.928162][ T2531]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   96.928294][ T2531]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   96.928494][ T2531]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   96.928634][ T2531]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   96.928766][ T2531]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   96.928896][ T2531]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   96.929031][ T2531]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   96.929161][ T2531]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   96.929289][ T2531]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   96.929528][ T2531]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   96.929658][ T2531]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   96.929788][ T2531]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   96.929918][ T2531]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   96.930052][ T2531]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   96.930182][ T2531]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   96.930313][ T2531]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   96.930512][ T2531]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   96.930643][ T2531]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   96.930775][ T2531]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   96.930905][ T2531]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   96.931041][ T2531]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   96.931176][ T2531]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   96.931307][ T2531]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   96.931484][ T2531]  ? 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))
[   96.931620][ T2531]  ? 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))
[   96.931753][ T2531]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   96.931885][ T2531]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   96.932020][ T2531]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   96.932154][ T2531]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   96.932286][ T2531]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   96.932425][ T2531]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   96.932564][ T2531]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   96.932695][ T2531]  ? copy_msghdr_from_user (net/socket.c:2635)
[   96.932825][ T2531]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   96.932993][ T2531]  ? move_addr_to_kernel (net/socket.c:258)
[   96.933124][ T2531]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   96.933257][ T2531]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   96.933407][ T2531]  ___sys_sendmsg (net/socket.c:2752)
[   96.933543][ T2531]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   96.933706][ T2531]  ? copy_msghdr_from_user (net/socket.c:2603)
[   96.933849][ T2531]  __sys_sendmsg (net/socket.c:2784)
[   96.933983][ T2531]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   96.934113][ T2531]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   96.934280][ T2531]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   96.934417][ T2531]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   96.934553][ T2531]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   96.934683][ T2531]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   96.934812][ T2531]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   96.934943][ T2531]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   96.935108][ T2531] RIP: 0033:0x7fe1587ea08e
[   96.935249][ T2531] 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
[   96.935725][ T2531] RSP: 002b:00007ffdc00484b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   96.935922][ T2531] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe1587ea08e
[   96.936122][ T2531] RDX: 0000000000000000 RSI: 00007ffdc0048560 RDI: 0000000000000005
[   96.936322][ T2531] RBP: 00007ffdc00484c0 R08: 0000000000000000 R09: 0000000000000000
[   96.936524][ T2531] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0da
[   96.936722][ T2531] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdc0048c30
| [   96.967269][ T2532] ------------[ cut here ]------------
| [   96.967430][ T2532] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2532
| [   96.967707][ T2532] Modules linked in: vxlan
| [   96.968132][ T2532] Tainted: [W]=WARN
[   96.968251][ T2532] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   96.968428][ T2532] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   96.968611][ T2532] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   96.969094][ T2532] RSP: 0018:ffa0000004c96e30 EFLAGS: 00010286
[   96.969270][ T2532] RAX: 00000000ffffffa6 RBX: ff1100001345f380 RCX: 1ff4000000992d8c
[   96.969481][ T2532] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001345f43c
[   96.969687][ T2532] RBP: ff1100001b17c000 R08: 1fe220000268be89 R09: ff1100001aedd180
[   96.969890][ T2532] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   96.970097][ T2532] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000014395204
[   96.970303][ T2532] FS:  00007f0356140840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   96.970555][ T2532] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   96.970727][ T2532] CR2: 000000000042ebe0 CR3: 0000000016db7003 CR4: 0000000000771ef0
[   96.970933][ T2532] PKRU: 55555554
[   96.971039][ T2532] Call Trace:
[   96.971139][ T2532]  <TASK>
[   96.971212][ T2532]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   96.971355][ T2532]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   96.971460][ T2532]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   96.971637][ T2532]  __dev_notify_flags (net/core/dev.c:9787)
[   96.971776][ T2532]  ? netif_change_name (net/core/dev.c:1495)
[   96.971910][ T2532]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   96.972050][ T2532]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   96.972188][ T2532]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   96.972329][ T2532]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   96.972465][ T2532]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   96.972605][ T2532]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   96.972745][ T2532]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   96.972879][ T2532]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   96.973016][ T2532]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   96.973153][ T2532]  veth_newlink (drivers/net/veth.c:1871)
[   96.973289][ T2532]  ? veth_poll_controller (drivers/net/veth.c:1470)
[   96.973426][ T2532]  ? kasan_save_stack (mm/kasan/common.c:57)
[   96.973567][ T2532]  ? kasan_save_track (mm/kasan/common.c:78)
[   96.973701][ T2532]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   96.973851][ T2532]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   96.973988][ T2532]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   96.974123][ T2532]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   96.974257][ T2532]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   96.974399][ T2532]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   96.974544][ T2532]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   96.974679][ T2532]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   96.974813][ T2532]  ? __dev_get_by_name (net/core/dev.c:883)
[   96.974951][ T2532]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   96.975089][ T2532]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   96.975227][ T2532]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   96.975368][ T2532]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   96.975503][ T2532]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   96.975645][ T2532]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   96.975779][ T2532]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   96.975911][ T2532]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   96.976054][ T2532]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   96.976188][ T2532]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   96.976328][ T2532]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   96.976473][ T2532]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   96.976626][ T2532]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   96.976761][ T2532]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   96.976897][ T2532]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   96.977033][ T2532]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   96.977171][ T2532]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   96.977305][ T2532]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   96.977445][ T2532]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   96.977682][ T2532]  ? 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))
[   96.977819][ T2532]  ? 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))
[   96.977957][ T2532]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   96.978095][ T2532]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   96.978327][ T2532]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   96.978461][ T2532]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   96.978602][ T2532]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   96.978737][ T2532]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   96.978967][ T2532]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   96.979100][ T2532]  ? copy_msghdr_from_user (net/socket.c:2635)
[   96.979234][ T2532]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   96.979416][ T2532]  ? move_addr_to_kernel (net/socket.c:258)
[   96.979654][ T2532]  ___sys_sendmsg (net/socket.c:2752)
[   96.979787][ T2532]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   96.979920][ T2532]  ? copy_msghdr_from_user (net/socket.c:2603)
[   96.980064][ T2532]  ? 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))
[   96.980289][ T2532]  __sys_sendmsg (net/socket.c:2784)
[   96.980430][ T2532]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   96.980575][ T2532]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   96.980712][ T2532]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   96.980937][ T2532]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   96.981074][ T2532]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   96.981209][ T2532]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   96.981350][ T2532]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   96.981614][ T2532] RIP: 0033:0x7f035637a08e
[   96.981755][ T2532] 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
[   96.982333][ T2532] RSP: 002b:00007ffe73ec55e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   96.982548][ T2532] RAX: ffffffffffffffda RBX: 00007ffe73ec5d78 RCX: 00007f035637a08e
[   96.982840][ T2532] RDX: 0000000000000000 RSI: 00007ffe73ec5690 RDI: 0000000000000005
[   96.983044][ T2532] RBP: 00007ffe73ec55f0 R08: 0000000000000000 R09: 0000000000000000
[   96.983245][ T2532] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0da
[   96.983458][ T2532] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe73ec5d50
| [   97.004863][ T2532] ------------[ cut here ]------------
| [   97.005011][ T2532] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2532
| [   97.005340][ T2532] Modules linked in: vxlan
| [   97.005761][ T2532] Tainted: [W]=WARN
[   97.005861][ T2532] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   97.006032][ T2532] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   97.006208][ T2532] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   97.006758][ T2532] RSP: 0018:ffa0000004c971b0 EFLAGS: 00010286
[   97.006929][ T2532] RAX: 00000000ffffffa6 RBX: ff11000013597700 RCX: 1ff4000000992dfc
[   97.007133][ T2532] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000135977bc
[   97.007395][ T2532] RBP: ff1100001b179000 R08: 1fe22000026b2ef9 R09: ff1100001aedd180
[   97.007604][ T2532] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   97.007808][ T2532] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab603b20
[   97.008013][ T2532] FS:  00007f0356140840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   97.008249][ T2532] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   97.008480][ T2532] CR2: 000000000042ebe0 CR3: 0000000016db7003 CR4: 0000000000771ef0
[   97.008690][ T2532] PKRU: 55555554
[   97.008791][ T2532] Call Trace:
[   97.008890][ T2532]  <TASK>
[   97.008961][ T2532]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   97.009096][ T2532]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   97.009198][ T2532]  __dev_notify_flags (net/core/dev.c:9787)
[   97.009392][ T2532]  ? netif_change_name (net/core/dev.c:1495)
[   97.009536][ T2532]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   97.009671][ T2532]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   97.009807][ T2532]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   97.009946][ T2532]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   97.010082][ T2532]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   97.010216][ T2532]  ? __dev_get_by_name (net/core/dev.c:883)
[   97.010407][ T2532]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   97.010554][ T2532]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   97.010698][ T2532]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   97.010833][ T2532]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   97.010969][ T2532]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   97.011104][ T2532]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   97.011238][ T2532]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   97.011429][ T2532]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   97.011572][ T2532]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   97.011708][ T2532]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   97.011842][ T2532]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   97.011977][ T2532]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   97.012201][ T2532]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   97.012393][ T2532]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   97.012535][ T2532]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   97.012666][ T2532]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   97.012799][ T2532]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   97.012937][ T2532]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   97.013073][ T2532]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   97.013299][ T2532]  ? 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))
[   97.013490][ T2532]  ? 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))
[   97.013634][ T2532]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   97.013768][ T2532]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   97.013900][ T2532]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   97.014036][ T2532]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   97.014264][ T2532]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   97.014458][ T2532]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   97.014604][ T2532]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   97.014737][ T2532]  ? copy_msghdr_from_user (net/socket.c:2635)
[   97.014868][ T2532]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   97.015035][ T2532]  ? move_addr_to_kernel (net/socket.c:258)
[   97.015173][ T2532]  ___sys_sendmsg (net/socket.c:2752)
[   97.015451][ T2532]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   97.015590][ T2532]  ? copy_msghdr_from_user (net/socket.c:2603)
[   97.015739][ T2532]  ? 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))
[   97.015876][ T2532]  __sys_sendmsg (net/socket.c:2784)
[   97.016020][ T2532]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   97.016161][ T2532]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   97.016443][ T2532]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   97.016585][ T2532]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   97.016720][ T2532]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   97.016852][ T2532]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   97.016986][ T2532]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   97.017153][ T2532] RIP: 0033:0x7f035637a08e
[   97.017451][ T2532] 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
[   97.017928][ T2532] RSP: 002b:00007ffe73ec55e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   97.018133][ T2532] RAX: ffffffffffffffda RBX: 00007ffe73ec5d78 RCX: 00007f035637a08e
[   97.018394][ T2532] RDX: 0000000000000000 RSI: 00007ffe73ec5690 RDI: 0000000000000005
[   97.018596][ T2532] RBP: 00007ffe73ec55f0 R08: 0000000000000000 R09: 0000000000000000
[   97.018793][ T2532] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0da
[   97.018992][ T2532] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe73ec5d50
| [   97.092498][ T2535] ------------[ cut here ]------------
| [   97.092800][ T2535] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2535
| [   97.093256][ T2535] Modules linked in: vxlan
| [   97.094050][ T2535] Tainted: [W]=WARN
[   97.094265][ T2535] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   97.094805][ T2535] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   97.095303][ T2535] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   97.096512][ T2535] RSP: 0018:ffa0000004bf6ff8 EFLAGS: 00010286
[   97.096975][ T2535] RAX: 00000000ffffffa6 RBX: ff1100001345ee40 RCX: 1ff400000097edc5
[   97.097550][ T2535] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001345eefc
[   97.098054][ T2535] RBP: ff1100001b179000 R08: 1fe220000268bde1 R09: ff1100001bd50b58
[   97.098586][ T2535] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   97.099067][ T2535] R13: 0000000000000000 R14: ffa0000004bf7140 R15: ff110000147626d0
[   97.099462][ T2535] FS:  00007f9a7bc46840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   97.099897][ T2535] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   97.100216][ T2535] CR2: 000000003b017988 CR3: 000000001b7e8005 CR4: 0000000000771ef0
[   97.100623][ T2535] PKRU: 55555554
[   97.100841][ T2535] Call Trace:
[   97.101059][ T2535]  <TASK>
[   97.101226][ T2535]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   97.101530][ T2535]  __dev_change_net_namespace (net/core/dev.c:12635)
[   97.101854][ T2535]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   97.102106][ T2535]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   97.102397][ T2535]  ? default_device_exit_batch (net/core/dev.c:13091)
[   97.102732][ T2535]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   97.102999][ T2535]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   97.103270][ T2535]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   97.103572][ T2535]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   97.103844][ T2535]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   97.104114][ T2535]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   97.104569][ T2535]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   97.104846][ T2535]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   97.105113][ T2535]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   97.105455][ T2535]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   97.105726][ T2535]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   97.105989][ T2535]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   97.106242][ T2535]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   97.106539][ T2535]  ? __kernel_text_address (kernel/extable.c:79)
[   97.106811][ T2535]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   97.107079][ T2535]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   97.107364][ T2535]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   97.107645][ T2535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   97.113442][ T2535]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   97.113718][ T2535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   97.113986][ T2535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   97.114255][ T2535]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   97.114551][ T2535]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   97.114819][ T2535]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   97.115075][ T2535]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   97.115370][ T2535]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   97.115646][ T2535]  ? nla_get_range_signed (lib/nlattr.c:270)
[   97.115924][ T2535]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   97.116241][ T2535]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   97.116543][ T2535]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   97.118350][ T2535]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   97.118635][ T2535]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   97.118900][ T2535]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   97.119166][ T2535]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   97.119459][ T2535]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   97.119731][ T2535]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   97.119996][ T2535]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   97.120250][ T2535]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   97.124247][ T2535]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   97.124544][ T2535]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   97.128177][ T2535]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   97.128462][ T2535]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   97.128735][ T2535]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   97.129000][ T2535]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   97.129251][ T2535]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   97.129544][ T2535]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   97.129812][ T2535]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   97.130078][ T2535]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   97.130372][ T2535]  ? 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))
[   97.130648][ T2535]  ? 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))
[   97.130920][ T2535]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   97.131364][ T2535]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   97.131645][ T2535]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   97.131917][ T2535]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   97.132520][ T2535]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   97.132802][ T2535]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   97.133213][ T2535]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   97.133514][ T2535]  ? copy_msghdr_from_user (net/socket.c:2635)
[   97.133940][ T2535]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   97.134258][ T2535]  ? move_addr_to_kernel (net/socket.c:258)
[   97.134552][ T2535]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   97.134832][ T2535]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   97.135101][ T2535]  ___sys_sendmsg (net/socket.c:2752)
[   97.135382][ T2535]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   97.135863][ T2535]  ? copy_msghdr_from_user (net/socket.c:2603)
[   97.136154][ T2535]  __sys_sendmsg (net/socket.c:2784)
[   97.136437][ T2535]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   97.136715][ T2535]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   97.137189][ T2535]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   97.137472][ T2535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   97.137777][ T2535]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   97.138167][ T2535]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   97.138450][ T2535]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   97.138725][ T2535]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   97.139035][ T2535] RIP: 0033:0x7f9a7be8008e
[   97.139489][ T2535] 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
[   97.140335][ T2535] RSP: 002b:00007fff897fb560 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   97.140748][ T2535] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9a7be8008e
[   97.141109][ T2535] RDX: 0000000000000000 RSI: 00007fff897fb610 RDI: 0000000000000005
[   97.141659][ T2535] RBP: 00007fff897fb570 R08: 0000000000000000 R09: 0000000000000000
[   97.142018][ T2535] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0da
[   97.142402][ T2535] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff897fbcd0
| [   97.149038][ T2535] ------------[ cut here ]------------
| [   97.149457][ T2535] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2535
| [   97.149942][ T2535] Modules linked in: vxlan
| [   97.150828][ T2535] Tainted: [W]=WARN
[   97.151140][ T2535] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   97.151586][ T2535] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   97.152026][ T2535] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   97.152961][ T2535] RSP: 0018:ffa0000004bf6fc0 EFLAGS: 00010286
[   97.153400][ T2535] RAX: 00000000ffffffa6 RBX: ff11000015a2f540 RCX: 1ff400000097edbe
[   97.153880][ T2535] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000015a2f5fc
[   97.154349][ T2535] RBP: ff1100001b179000 R08: 1fe2200002b45ec1 R09: ff1100001bd50b58
[   97.154821][ T2535] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   97.155289][ T2535] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000147626d0
[   97.155792][ T2535] FS:  00007f9a7bc46840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   97.156428][ T2535] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   97.156859][ T2535] CR2: 000000003b017988 CR3: 000000001b7e8005 CR4: 0000000000771ef0
[   97.157344][ T2535] PKRU: 55555554
[   97.157663][ T2535] Call Trace:
[   97.157970][ T2535]  <TASK>
[   97.158209][ T2535]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   97.158601][ T2535]  ? notifier_call_chain (kernel/notifier.c:85)
[   97.158967][ T2535]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   97.159284][ T2535]  __dev_change_net_namespace (net/core/dev.c:12695)
[   97.159728][ T2535]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   97.160091][ T2535]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   97.160479][ T2535]  ? default_device_exit_batch (net/core/dev.c:13091)
[   97.160911][ T2535]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   97.161277][ T2535]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   97.161664][ T2535]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   97.162019][ T2535]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   97.162400][ T2535]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   97.162768][ T2535]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   97.163150][ T2535]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   97.163547][ T2535]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   97.163920][ T2535]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   97.164356][ T2535]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   97.164732][ T2535]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   97.165103][ T2535]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   97.165487][ T2535]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   97.165861][ T2535]  ? __kernel_text_address (kernel/extable.c:79)
[   97.166210][ T2535]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   97.166606][ T2535]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   97.166972][ T2535]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   97.167355][ T2535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   97.167728][ T2535]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   97.168095][ T2535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   97.168472][ T2535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   97.168844][ T2535]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   97.169207][ T2535]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   97.169591][ T2535]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   97.169951][ T2535]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   97.170311][ T2535]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   97.170788][ T2535]  ? nla_get_range_signed (lib/nlattr.c:270)
[   97.171155][ T2535]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   97.171548][ T2535]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   97.171916][ T2535]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   97.172274][ T2535]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   97.172659][ T2535]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   97.173024][ T2535]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   97.173444][ T2535]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   97.173740][ T2535]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   97.174006][ T2535]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   97.174276][ T2535]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   97.174569][ T2535]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   97.174848][ T2535]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   97.175105][ T2535]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   97.175387][ T2535]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   97.175665][ T2535]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   97.175933][ T2535]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   97.176202][ T2535]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   97.176486][ T2535]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   97.176767][ T2535]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   97.177029][ T2535]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   97.177297][ T2535]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   97.177595][ T2535]  ? 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))
[   97.177864][ T2535]  ? 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))
[   97.178133][ T2535]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   97.178423][ T2535]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   97.178704][ T2535]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   97.178974][ T2535]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   97.179233][ T2535]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   97.179526][ T2535]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   97.179799][ T2535]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   97.180064][ T2535]  ? copy_msghdr_from_user (net/socket.c:2635)
[   97.180348][ T2535]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   97.180671][ T2535]  ? move_addr_to_kernel (net/socket.c:258)
[   97.180943][ T2535]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   97.181210][ T2535]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   97.181499][ T2535]  ___sys_sendmsg (net/socket.c:2752)
[   97.181775][ T2535]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   97.182092][ T2535]  ? copy_msghdr_from_user (net/socket.c:2603)
[   97.182401][ T2535]  __sys_sendmsg (net/socket.c:2784)
[   97.182681][ T2535]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   97.182945][ T2535]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   97.183252][ T2535]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   97.183542][ T2535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   97.183817][ T2535]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   97.184083][ T2535]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   97.184367][ T2535]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   97.184647][ T2535]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   97.184963][ T2535] RIP: 0033:0x7f9a7be8008e
[   97.185247][ T2535] 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
[   97.186087][ T2535] RSP: 002b:00007fff897fb560 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   97.186479][ T2535] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9a7be8008e
[   97.186859][ T2535] RDX: 0000000000000000 RSI: 00007fff897fb610 RDI: 0000000000000005
[   97.187230][ T2535] RBP: 00007fff897fb570 R08: 0000000000000000 R09: 0000000000000000
[   97.187628][ T2535] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0da
[   97.187995][ T2535] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff897fbcd0
| [   97.263714][ T2536] ------------[ cut here ]------------
| [   97.263869][ T2536] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2536
| [   97.264129][ T2536] Modules linked in: vxlan
| [   97.264543][ T2536] Tainted: [W]=WARN
[   97.264642][ T2536] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   97.264803][ T2536] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   97.264974][ T2536] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   97.265426][ T2536] RSP: 0018:ffa0000004bd6ff8 EFLAGS: 00010286
[   97.265594][ T2536] RAX: 00000000ffffffa6 RBX: ff11000012a618c0 RCX: 1ff400000097adc5
[   97.265781][ T2536] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012a6197c
[   97.265975][ T2536] RBP: ff1100001b17c000 R08: 1fe220000254c331 R09: ff1100001bd52e58
[   97.266168][ T2536] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   97.266361][ T2536] R13: 0000000000000000 R14: ffa0000004bd7140 R15: ff11000015dd6dd0
[   97.266560][ T2536] FS:  00007fd18cea4840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   97.266789][ T2536] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   97.266956][ T2536] CR2: 0000000005291988 CR3: 000000001b050004 CR4: 0000000000771ef0
[   97.267144][ T2536] PKRU: 55555554
[   97.267239][ T2536] Call Trace:
[   97.267341][ T2536]  <TASK>
[   97.267409][ T2536]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[   97.267544][ T2536]  __dev_change_net_namespace (net/core/dev.c:12635)
[   97.267702][ T2536]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   97.267828][ T2536]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   97.267957][ T2536]  ? default_device_exit_batch (net/core/dev.c:13091)
[   97.268113][ T2536]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   97.268239][ T2536]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   97.268371][ T2536]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   97.268499][ T2536]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   97.268633][ T2536]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   97.268759][ T2536]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   97.268885][ T2536]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   97.269015][ T2536]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   97.269142][ T2536]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   97.269300][ T2536]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   97.269434][ T2536]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   97.269567][ T2536]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   97.269691][ T2536]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   97.269818][ T2536]  ? __kernel_text_address (kernel/extable.c:79)
[   97.269949][ T2536]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   97.270079][ T2536]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   97.270206][ T2536]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   97.270339][ T2536]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   97.270465][ T2536]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   97.270601][ T2536]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   97.270726][ T2536]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   97.270852][ T2536]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   97.270982][ T2536]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   97.271111][ T2536]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   97.271238][ T2536]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   97.271373][ T2536]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   97.271499][ T2536]  ? nla_get_range_signed (lib/nlattr.c:270)
[   97.271633][ T2536]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   97.271763][ T2536]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   97.271890][ T2536]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   97.272018][ T2536]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   97.272145][ T2536]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   97.272271][ T2536]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   97.272407][ T2536]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   97.272543][ T2536]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   97.272669][ T2536]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   97.272794][ T2536]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   97.272923][ T2536]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   97.273053][ T2536]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   97.273180][ T2536]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   97.273307][ T2536]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   97.273439][ T2536]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   97.273570][ T2536]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   97.273699][ T2536]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   97.273825][ T2536]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   97.273954][ T2536]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   97.274084][ T2536]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   97.274210][ T2536]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   97.274526][ T2536]  ? 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))
[   97.274657][ T2536]  ? 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))
[   97.274784][ T2536]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   97.274913][ T2536]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   97.275047][ T2536]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   97.275176][ T2536]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   97.275304][ T2536]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   97.275441][ T2536]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   97.275575][ T2536]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   97.275703][ T2536]  ? copy_msghdr_from_user (net/socket.c:2635)
[   97.275828][ T2536]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   97.275984][ T2536]  ? move_addr_to_kernel (net/socket.c:258)
[   97.276113][ T2536]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   97.276239][ T2536]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   97.276376][ T2536]  ___sys_sendmsg (net/socket.c:2752)
[   97.276502][ T2536]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   97.276664][ T2536]  ? copy_msghdr_from_user (net/socket.c:2603)
[   97.276803][ T2536]  __sys_sendmsg (net/socket.c:2784)
[   97.276931][ T2536]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   97.277060][ T2536]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   97.277218][ T2536]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   97.277350][ T2536]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   97.277478][ T2536]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   97.277609][ T2536]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   97.277736][ T2536]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   97.277869][ T2536]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   97.278029][ T2536] RIP: 0033:0x7fd18d0de08e
[   97.278162][ T2536] 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
[   97.278625][ T2536] RSP: 002b:00007ffe9b3db4a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   97.278815][ T2536] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd18d0de08e
[   97.279008][ T2536] RDX: 0000000000000000 RSI: 00007ffe9b3db550 RDI: 0000000000000005
[   97.279212][ T2536] RBP: 00007ffe9b3db4b0 R08: 0000000000000000 R09: 0000000000000000
[   97.279410][ T2536] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0da
[   97.279610][ T2536] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe9b3dbc10
| [   97.282262][ T2536] ------------[ cut here ]------------
| [   97.282463][ T2536] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2536
| [   97.282720][ T2536] Modules linked in: vxlan
| [   97.283113][ T2536] Tainted: [W]=WARN
[   97.283212][ T2536] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   97.283381][ T2536] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   97.283556][ T2536] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   97.284019][ T2536] RSP: 0018:ffa0000004bd6fc0 EFLAGS: 00010286
[   97.284181][ T2536] RAX: 00000000ffffffa6 RBX: ff1100001aaf8900 RCX: 1ff400000097adbe
[   97.284378][ T2536] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001aaf89bc
[   97.284577][ T2536] RBP: ff1100001b17c000 R08: 1fe220000355f139 R09: ff1100001bd52e58
[   97.284768][ T2536] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   97.284961][ T2536] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015dd6dd0
[   97.285153][ T2536] FS:  00007fd18cea4840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   97.285381][ T2536] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   97.285548][ T2536] CR2: 0000000005291988 CR3: 000000001b050004 CR4: 0000000000771ef0
[   97.285740][ T2536] PKRU: 55555554
[   97.285837][ T2536] Call Trace:
[   97.285932][ T2536]  <TASK>
[   97.286002][ T2536]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   97.286131][ T2536]  ? notifier_call_chain (kernel/notifier.c:85)
[   97.286260][ T2536]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   97.286362][ T2536]  __dev_change_net_namespace (net/core/dev.c:12695)
[   97.286529][ T2536]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   97.286655][ T2536]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   97.286783][ T2536]  ? default_device_exit_batch (net/core/dev.c:13091)
[   97.286945][ T2536]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   97.287073][ T2536]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   97.287201][ T2536]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   97.287336][ T2536]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   97.287465][ T2536]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   97.287599][ T2536]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   97.287729][ T2536]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[   97.287861][ T2536]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   97.287994][ T2536]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   97.288156][ T2536]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   97.288290][ T2536]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   97.288422][ T2536]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   97.288551][ T2536]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   97.288679][ T2536]  ? __kernel_text_address (kernel/extable.c:79)
[   97.288806][ T2536]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   97.288936][ T2536]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   97.289068][ T2536]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   97.289197][ T2536]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   97.289329][ T2536]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   97.289456][ T2536]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   97.289590][ T2536]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   97.289720][ T2536]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   97.289849][ T2536]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   97.289981][ T2536]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   97.290111][ T2536]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   97.290241][ T2536]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   97.290376][ T2536]  ? nla_get_range_signed (lib/nlattr.c:270)
[   97.290512][ T2536]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   97.290644][ T2536]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   97.290775][ T2536]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   97.290902][ T2536]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   97.291032][ T2536]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   97.291161][ T2536]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   97.291293][ T2536]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   97.291428][ T2536]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   97.291561][ T2536]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   97.291689][ T2536]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   97.291817][ T2536]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   97.291948][ T2536]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   97.292079][ T2536]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   97.292208][ T2536]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   97.292341][ T2536]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   97.292468][ T2536]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   97.292602][ T2536]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   97.292728][ T2536]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   97.292857][ T2536]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   97.292985][ T2536]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   97.293117][ T2536]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   97.293248][ T2536]  ? 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))
[   97.293380][ T2536]  ? 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))
[   97.293515][ T2536]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   97.293643][ T2536]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   97.293772][ T2536]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   97.293900][ T2536]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   97.294038][ T2536]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   97.294174][ T2536]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   97.294305][ T2536]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   97.294439][ T2536]  ? copy_msghdr_from_user (net/socket.c:2635)
[   97.294573][ T2536]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   97.294731][ T2536]  ? move_addr_to_kernel (net/socket.c:258)
[   97.294859][ T2536]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   97.294991][ T2536]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   97.295120][ T2536]  ___sys_sendmsg (net/socket.c:2752)
[   97.295247][ T2536]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   97.295411][ T2536]  ? copy_msghdr_from_user (net/socket.c:2603)
[   97.295558][ T2536]  __sys_sendmsg (net/socket.c:2784)
[   97.295688][ T2536]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   97.295816][ T2536]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   97.295981][ T2536]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   97.296112][ T2536]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   97.296243][ T2536]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   97.296379][ T2536]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   97.296513][ T2536]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   97.296644][ T2536]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   97.296802][ T2536] RIP: 0033:0x7fd18d0de08e
[   97.296935][ T2536] 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
[   97.297402][ T2536] RSP: 002b:00007ffe9b3db4a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   97.297602][ T2536] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd18d0de08e
[   97.297794][ T2536] RDX: 0000000000000000 RSI: 00007ffe9b3db550 RDI: 0000000000000005
[   97.297985][ T2536] RBP: 00007ffe9b3db4b0 R08: 0000000000000000 R09: 0000000000000000
[   97.298181][ T2536] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0da
[   97.298377][ T2536] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe9b3dbc10
| [   97.338960][ T2537] ------------[ cut here ]------------
| [   97.339113][ T2537] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2537
| [   97.339537][ T2537] Modules linked in: vxlan
| [   97.339960][ T2537] Tainted: [W]=WARN
[   97.340057][ T2537] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   97.340233][ T2537] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   97.340414][ T2537] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   97.340873][ T2537] RSP: 0018:ffa0000004bd7020 EFLAGS: 00010286
[   97.341050][ T2537] RAX: 00000000ffffffa6 RBX: ff1100001aaf9a80 RCX: 1ff400000097adca
[   97.341244][ T2537] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001aaf9b3c
[   97.341445][ T2537] RBP: ff1100001b179000 R08: 1fe220000355f369 R09: ff1100001bd55158
[   97.341641][ T2537] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   97.341835][ T2537] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   97.342040][ T2537] FS:  00007efebfb80840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   97.342267][ T2537] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   97.342609][ T2537] CR2: 00007efebfe501a0 CR3: 0000000017734006 CR4: 0000000000771ef0
[   97.342801][ T2537] PKRU: 55555554
[   97.342897][ T2537] Call Trace:
[   97.342999][ T2537]  <TASK>
[   97.343067][ T2537]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   97.343199][ T2537]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   97.343297][ T2537]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   97.343432][ T2537]  __dev_notify_flags (net/core/dev.c:9787)
[   97.343568][ T2537]  ? netif_change_name (net/core/dev.c:1495)
[   97.343696][ T2537]  ? __dev_change_flags (net/core/dev.c:9752)
[   97.343823][ T2537]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   97.343954][ T2537]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   97.344083][ T2537]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   97.344214][ T2537]  netif_change_flags (net/core/dev.c:9820)
[   97.344349][ T2537]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   97.344478][ T2537]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   97.344614][ T2537]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   97.344743][ T2537]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   97.344909][ T2537]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   97.345043][ T2537]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   97.345176][ T2537]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   97.345304][ T2537]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   97.345440][ T2537]  ? __kernel_text_address (kernel/extable.c:79)
[   97.345576][ T2537]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   97.345707][ T2537]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   97.345837][ T2537]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   97.345969][ T2537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   97.346103][ T2537]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   97.346232][ T2537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   97.346367][ T2537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   97.346495][ T2537]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   97.346629][ T2537]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   97.346761][ T2537]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   97.346890][ T2537]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   97.347022][ T2537]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   97.347153][ T2537]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   97.347289][ T2537]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   97.347424][ T2537]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   97.347557][ T2537]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   97.347686][ T2537]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   97.347818][ T2537]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   97.347948][ T2537]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   97.348079][ T2537]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   97.348207][ T2537]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   97.348346][ T2537]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   97.348475][ T2537]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   97.348616][ T2537]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   97.348743][ T2537]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   97.348872][ T2537]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   97.349004][ T2537]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   97.349136][ T2537]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   97.349270][ T2537]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   97.349464][ T2537]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   97.349694][ T2537]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   97.349821][ T2537]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   97.349952][ T2537]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   97.350084][ T2537]  ? 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))
[   97.350213][ T2537]  ? 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))
[   97.350413][ T2537]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   97.350549][ T2537]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   97.350677][ T2537]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   97.350805][ T2537]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   97.350935][ T2537]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   97.351070][ T2537]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   97.351201][ T2537]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   97.351420][ T2537]  ? copy_msghdr_from_user (net/socket.c:2635)
[   97.351552][ T2537]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   97.351709][ T2537]  ? move_addr_to_kernel (net/socket.c:258)
[   97.351838][ T2537]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   97.351971][ T2537]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   97.352102][ T2537]  ___sys_sendmsg (net/socket.c:2752)
[   97.352229][ T2537]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   97.352453][ T2537]  ? copy_msghdr_from_user (net/socket.c:2603)
[   97.352603][ T2537]  __sys_sendmsg (net/socket.c:2784)
[   97.352733][ T2537]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   97.352861][ T2537]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   97.353029][ T2537]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   97.353159][ T2537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   97.353286][ T2537]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   97.353482][ T2537]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   97.353613][ T2537]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   97.353741][ T2537]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   97.353899][ T2537] RIP: 0033:0x7efebfdba08e
[   97.354037][ T2537] 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
[   97.354529][ T2537] RSP: 002b:00007ffd40b994e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   97.354723][ T2537] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007efebfdba08e
[   97.354913][ T2537] RDX: 0000000000000000 RSI: 00007ffd40b99590 RDI: 0000000000000005
[   97.355114][ T2537] RBP: 00007ffd40b994f0 R08: 0000000000000000 R09: 0000000000000000
[   97.355306][ T2537] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0da
[   97.355508][ T2537] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd40b99c60
| [   97.396470][ T2538] ------------[ cut here ]------------
| [   97.396629][ T2538] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2538
| [   97.396895][ T2538] Modules linked in: vxlan
| [   97.397307][ T2538] Tainted: [W]=WARN
[   97.397414][ T2538] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   97.397585][ T2538] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   97.397755][ T2538] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   97.398226][ T2538] RSP: 0018:ffa0000004cb7020 EFLAGS: 00010286
[   97.398401][ T2538] RAX: 00000000ffffffa6 RBX: ff11000010a56c80 RCX: 1ff4000000996dca
[   97.398604][ T2538] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010a56d3c
[   97.398803][ T2538] RBP: ff1100001b17c000 R08: 1fe220000214ada9 R09: ff1100001a4d2e58
[   97.399002][ T2538] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   97.399196][ T2538] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   97.399398][ T2538] FS:  00007fae5584b840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   97.399636][ T2538] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   97.399802][ T2538] CR2: 00000000030f4988 CR3: 0000000019dce004 CR4: 0000000000771ef0
[   97.400003][ T2538] PKRU: 55555554
[   97.400101][ T2538] Call Trace:
[   97.400199][ T2538]  <TASK>
[   97.400267][ T2538]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   97.400409][ T2538]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   97.400516][ T2538]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   97.400647][ T2538]  __dev_notify_flags (net/core/dev.c:9787)
[   97.400780][ T2538]  ? netif_change_name (net/core/dev.c:1495)
[   97.400911][ T2538]  ? __dev_change_flags (net/core/dev.c:9752)
[   97.401047][ T2538]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   97.401183][ T2538]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   97.401321][ T2538]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   97.401453][ T2538]  netif_change_flags (net/core/dev.c:9820)
[   97.401592][ T2538]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   97.401723][ T2538]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   97.401857][ T2538]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   97.401992][ T2538]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   97.402156][ T2538]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   97.402288][ T2538]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   97.402521][ T2538]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   97.402650][ T2538]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   97.402784][ T2538]  ? __kernel_text_address (kernel/extable.c:79)
[   97.402917][ T2538]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   97.403051][ T2538]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   97.403181][ T2538]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   97.403312][ T2538]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   97.403539][ T2538]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   97.403667][ T2538]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   97.403797][ T2538]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   97.403927][ T2538]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   97.404063][ T2538]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   97.404194][ T2538]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   97.404399][ T2538]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   97.404541][ T2538]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   97.404744][ T2538]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   97.404877][ T2538]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   97.405014][ T2538]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   97.405143][ T2538]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   97.405279][ T2538]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   97.405436][ T2538]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   97.405575][ T2538]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   97.405713][ T2538]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   97.405842][ T2538]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   97.405977][ T2538]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   97.406108][ T2538]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   97.406241][ T2538]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   97.406381][ T2538]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   97.406518][ T2538]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   97.406649][ T2538]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   97.406782][ T2538]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   97.406915][ T2538]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   97.407049][ T2538]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   97.407183][ T2538]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   97.407320][ T2538]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   97.407455][ T2538]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   97.407595][ T2538]  ? 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))
[   97.407728][ T2538]  ? 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))
[   97.407862][ T2538]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   97.408006][ T2538]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   97.408136][ T2538]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   97.408268][ T2538]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   97.408407][ T2538]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   97.408548][ T2538]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   97.408682][ T2538]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   97.408813][ T2538]  ? copy_msghdr_from_user (net/socket.c:2635)
[   97.408943][ T2538]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   97.409105][ T2538]  ? move_addr_to_kernel (net/socket.c:258)
[   97.409240][ T2538]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   97.409380][ T2538]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   97.409518][ T2538]  ___sys_sendmsg (net/socket.c:2752)
[   97.409649][ T2538]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   97.409814][ T2538]  ? copy_msghdr_from_user (net/socket.c:2603)
[   97.409960][ T2538]  __sys_sendmsg (net/socket.c:2784)
[   97.410091][ T2538]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   97.410222][ T2538]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   97.410392][ T2538]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   97.410532][ T2538]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   97.410667][ T2538]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   97.410801][ T2538]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   97.410931][ T2538]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   97.411064][ T2538]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   97.411228][ T2538] RIP: 0033:0x7fae55a8508e
[   97.411373][ T2538] 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
[   97.411857][ T2538] RSP: 002b:00007ffe9c8e1920 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   97.412060][ T2538] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fae55a8508e
[   97.412257][ T2538] RDX: 0000000000000000 RSI: 00007ffe9c8e19d0 RDI: 0000000000000005
[   97.412456][ T2538] RBP: 00007ffe9c8e1930 R08: 0000000000000000 R09: 0000000000000000
[   97.412657][ T2538] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0da
[   97.412853][ T2538] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe9c8e20a0
| [   97.415787][   T36] ------------[ cut here ]------------
| [   97.415929][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/36
| [   97.416170][   T36] Modules linked in: vxlan
| [   97.416583][   T36] Tainted: [W]=WARN
[   97.416677][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   97.416827][   T36] Workqueue: events_unbound linkwatch_event
[   97.416984][   T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   97.417139][   T36] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   97.417574][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   97.417726][   T36] RAX: 00000000ffffffa6 RBX: ff11000010a56200 RCX: 1ff4000000051f02
[   97.417908][   T36] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010a562bc
[   97.418088][   T36] RBP: ff1100001b17c000 R08: 1fe220000214ac59 R09: ff11000001d751a8
[   97.418266][   T36] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   97.418455][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   97.418645][   T36] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   97.418860][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   97.419012][   T36] CR2: 000055669eb10d5c CR3: 0000000012f44006 CR4: 0000000000771ef0
[   97.419191][   T36] PKRU: 55555554
[   97.419280][   T36] Call Trace:
[   97.419377][   T36]  <TASK>
[   97.419441][   T36]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   97.419577][   T36]  ? notifier_call_chain (kernel/notifier.c:85)
[   97.419705][   T36]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   97.419796][   T36]  netif_state_change (net/core/dev.c:1605)
[   97.419917][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   97.420074][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   97.420192][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   97.420320][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   97.420441][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   97.420565][   T36]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   97.420685][   T36]  process_one_work (kernel/workqueue.c:3314)
[   97.420809][   T36]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   97.420930][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   97.421063][   T36]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   97.421185][   T36]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   97.421304][   T36]  kthread (kernel/kthread.c:436)
[   97.421402][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   97.421558][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   97.421678][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[   97.421799][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   97.421955][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   97.422075][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   97.422195][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   97.423879][   T36] ------------[ cut here ]------------
| [   97.424005][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/36
| [   97.424238][   T36] Modules linked in: vxlan
| [   97.424660][   T36] Tainted: [W]=WARN
[   97.424753][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   97.424906][   T36] Workqueue: events_unbound linkwatch_event
[   97.425061][   T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   97.425220][   T36] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   97.425667][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[   97.425820][   T36] RAX: 00000000ffffffa6 RBX: ff11000010a57c40 RCX: 1ff4000000051f02
[   97.426003][   T36] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010a57cfc
[   97.426184][   T36] RBP: ff1100001b179000 R08: 1fe220000214afa1 R09: ff11000001d751a8
[   97.426369][   T36] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   97.426556][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   97.426735][   T36] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   97.426951][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   97.427100][   T36] CR2: 000055669eb10d5c CR3: 0000000012f44006 CR4: 0000000000771ef0
[   97.427280][   T36] PKRU: 55555554
[   97.427380][   T36] Call Trace:
[   97.427470][   T36]  <TASK>
[   97.427538][   T36]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   97.427661][   T36]  ? notifier_call_chain (kernel/notifier.c:85)
[   97.427780][   T36]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   97.427870][   T36]  netif_state_change (net/core/dev.c:1605)
[   97.427994][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   97.428144][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   97.428266][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   97.428394][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   97.428520][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   97.428640][   T36]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   97.428760][   T36]  process_one_work (kernel/workqueue.c:3314)
[   97.428882][   T36]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   97.429005][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   97.429130][   T36]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   97.429253][   T36]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   97.429375][   T36]  kthread (kernel/kthread.c:436)
[   97.429465][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   97.429620][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   97.429740][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[   97.429861][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   97.430012][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   97.430131][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[   97.430249][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   97.449195][ T2539] ------------[ cut here ]------------
| [   97.449333][ T2539] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2539
| [   97.449601][ T2539] Modules linked in: vxlan
| [   97.450012][ T2539] Tainted: [W]=WARN
[   97.450113][ T2539] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   97.450281][ T2539] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   97.450461][ T2539] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   97.450947][ T2539] RSP: 0018:ffa0000004be6ee0 EFLAGS: 00010286
[   97.451115][ T2539] RAX: 00000000ffffffa6 RBX: ff11000010b91380 RCX: 1ff400000097cda2
[   97.451320][ T2539] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010b9143c
[   97.451522][ T2539] RBP: ff1100001b179000 R08: 1fe2200002172289 R09: ff1100001a4d5158
[   97.451719][ T2539] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   97.451917][ T2539] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   97.452126][ T2539] FS:  00007f4979dab840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   97.452365][ T2539] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   97.452539][ T2539] CR2: 0000000026267988 CR3: 000000001af57001 CR4: 0000000000771ef0
[   97.452742][ T2539] PKRU: 55555554
[   97.452841][ T2539] Call Trace:
[   97.452942][ T2539]  <TASK>
[   97.453013][ T2539]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   97.453147][ T2539]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   97.453284][ T2539]  notifier_call_chain (kernel/notifier.c:85)
[   97.454070][ T2539]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   97.454206][ T2539]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   97.454348][ T2539]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   97.454484][ T2539]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   97.454628][ T2539]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[   97.454763][ T2539]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[   97.454898][ T2539]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   97.455037][ T2539]  ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:45)
[   97.455170][ T2539]  ? netdev_rx_handler_register (net/core/dev.c:5900)
[   97.455308][ T2539]  br_add_if (net/bridge/br_if.c:619)
[   97.455420][ T2539]  do_set_master (net/core/rtnetlink.c:3011)
[   97.455560][ T2539]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   97.455694][ T2539]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   97.455829][ T2539]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   97.455969][ T2539]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   97.456136][ T2539]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   97.456276][ T2539]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   97.456420][ T2539]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   97.456560][ T2539]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   97.456694][ T2539]  ? __kernel_text_address (kernel/extable.c:79)
[   97.456829][ T2539]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   97.456968][ T2539]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   97.457103][ T2539]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   97.457239][ T2539]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   97.457379][ T2539]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   97.457518][ T2539]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   97.457650][ T2539]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   97.457782][ T2539]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   97.457916][ T2539]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   97.458052][ T2539]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   97.458187][ T2539]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   97.458327][ T2539]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   97.458460][ T2539]  ? nla_get_range_signed (lib/nlattr.c:270)
[   97.458601][ T2539]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   97.458737][ T2539]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   97.458879][ T2539]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   97.459015][ T2539]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   97.459148][ T2539]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   97.459284][ T2539]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   97.459424][ T2539]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   97.459566][ T2539]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   97.459699][ T2539]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   97.459834][ T2539]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   97.459972][ T2539]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   97.460107][ T2539]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   97.460244][ T2539]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   97.460385][ T2539]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   97.460525][ T2539]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   97.460658][ T2539]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   97.460792][ T2539]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   97.460924][ T2539]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   97.461062][ T2539]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   97.461196][ T2539]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   97.461336][ T2539]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   97.461473][ T2539]  ? 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))
[   97.461617][ T2539]  ? 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))
[   97.461751][ T2539]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   97.461885][ T2539]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   97.462021][ T2539]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   97.462157][ T2539]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   97.462292][ T2539]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   97.462434][ T2539]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   97.462575][ T2539]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   97.462708][ T2539]  ? copy_msghdr_from_user (net/socket.c:2635)
[   97.462841][ T2539]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   97.463010][ T2539]  ? move_addr_to_kernel (net/socket.c:258)
[   97.463145][ T2539]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   97.463283][ T2539]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   97.463427][ T2539]  ___sys_sendmsg (net/socket.c:2752)
[   97.463568][ T2539]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   97.463734][ T2539]  ? copy_msghdr_from_user (net/socket.c:2603)
[   97.463880][ T2539]  __sys_sendmsg (net/socket.c:2784)
[   97.464018][ T2539]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   97.464155][ T2539]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   97.464330][ T2539]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   97.464464][ T2539]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   97.464606][ T2539]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   97.464741][ T2539]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   97.464873][ T2539]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   97.465011][ T2539]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   97.465180][ T2539] RIP: 0033:0x7f4979fe508e
[   97.465325][ T2539] 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
[   97.465812][ T2539] RSP: 002b:00007ffd1a874890 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   97.466015][ T2539] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4979fe508e
[   97.466220][ T2539] RDX: 0000000000000000 RSI: 00007ffd1a874940 RDI: 0000000000000005
[   97.466429][ T2539] RBP: 00007ffd1a8748a0 R08: 0000000000000000 R09: 0000000000000000
[   97.466639][ T2539] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0da
[   97.466837][ T2539] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1a875010
| [   97.468593][ T2539] ------------[ cut here ]------------
| [   97.468730][ T2539] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2539
| [   97.469005][ T2539] Modules linked in: vxlan
| [   97.469447][ T2539] Tainted: [W]=WARN
[   97.469557][ T2539] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   97.469735][ T2539] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   97.469916][ T2539] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   97.470419][ T2539] RSP: 0018:ffa0000004be6ea0 EFLAGS: 00010286
[   97.470600][ T2539] RAX: 00000000ffffffa6 RBX: ff11000010b90ac0 RCX: 1ff400000097cd9a
[   97.470813][ T2539] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010b90b7c
[   97.471023][ T2539] RBP: ff1100001b179000 R08: 1fe2200002172171 R09: ff1100001a4d5158
[   97.471230][ T2539] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[   97.471444][ T2539] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001a447008
[   97.471659][ T2539] FS:  00007f4979dab840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   97.471904][ T2539] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   97.472083][ T2539] CR2: 0000000026267988 CR3: 000000001af57001 CR4: 0000000000771ef0
[   97.472292][ T2539] PKRU: 55555554
[   97.472401][ T2539] Call Trace:
[   97.472510][ T2539]  <TASK>
[   97.472583][ T2539]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   97.472726][ T2539]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   97.472874][ T2539]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   97.472983][ T2539]  __dev_notify_flags (net/core/dev.c:9787)
[   97.473127][ T2539]  ? netdev_notice (net/core/dev.c:13008)
[   97.473269][ T2539]  ? netif_change_name (net/core/dev.c:1495)
[   97.473414][ T2539]  ? dev_get_min_mp_channel_count (./include/net/netdev_lock.h:30 (discriminator 1))
[   97.473594][ T2539]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   97.473736][ T2539]  __dev_set_promiscuity (net/core/dev.c:9630)
[   97.473878][ T2539]  netif_set_promiscuity (net/core/dev.c:9639)
[   97.474021][ T2539]  dev_set_promiscuity (net/core/dev_api.c:288)
[   97.474163][ T2539]  br_port_set_promisc (net/bridge/br_if.c:108)
[   97.474302][ T2539]  br_manage_promisc (net/bridge/br_if.c:174)
[   97.474447][ T2539]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   97.474591][ T2539]  br_add_if (net/bridge/br_if.c:242 net/bridge/br_if.c:627)
[   97.474701][ T2539]  do_set_master (net/core/rtnetlink.c:3011)
[   97.474840][ T2539]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   97.474985][ T2539]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   97.475127][ T2539]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   97.475269][ T2539]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   97.475450][ T2539]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   97.475596][ T2539]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   97.475735][ T2539]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   97.475872][ T2539]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   97.476016][ T2539]  ? __kernel_text_address (kernel/extable.c:79)
[   97.476154][ T2539]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   97.476295][ T2539]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   97.476447][ T2539]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   97.476592][ T2539]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   97.476732][ T2539]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   97.476870][ T2539]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   97.477015][ T2539]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   97.477153][ T2539]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   97.477293][ T2539]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   97.477440][ T2539]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   97.477584][ T2539]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   97.477725][ T2539]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   97.477864][ T2539]  ? nla_get_range_signed (lib/nlattr.c:270)
[   97.478011][ T2539]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   97.478156][ T2539]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   97.478297][ T2539]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   97.478441][ T2539]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   97.478585][ T2539]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   97.478740][ T2539]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   97.478878][ T2539]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   97.479023][ T2539]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   97.479163][ T2539]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   97.479299][ T2539]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   97.479445][ T2539]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   97.479590][ T2539]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   97.479734][ T2539]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   97.479871][ T2539]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   97.480013][ T2539]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   97.480156][ T2539]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   97.480301][ T2539]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   97.480447][ T2539]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   97.480589][ T2539]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   97.480728][ T2539]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   97.480867][ T2539]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   97.481012][ T2539]  ? 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))
[   97.481154][ T2539]  ? 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))
[   97.481299][ T2539]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   97.481446][ T2539]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   97.481591][ T2539]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   97.481732][ T2539]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   97.481873][ T2539]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   97.482017][ T2539]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   97.482156][ T2539]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   97.482299][ T2539]  ? copy_msghdr_from_user (net/socket.c:2635)
[   97.482447][ T2539]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   97.482626][ T2539]  ? move_addr_to_kernel (net/socket.c:258)
[   97.482771][ T2539]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   97.482911][ T2539]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   97.483056][ T2539]  ___sys_sendmsg (net/socket.c:2752)
[   97.483194][ T2539]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   97.483388][ T2539]  ? copy_msghdr_from_user (net/socket.c:2603)
[   97.483550][ T2539]  __sys_sendmsg (net/socket.c:2784)
[   97.483691][ T2539]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   97.483845][ T2539]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   97.484024][ T2539]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   97.484163][ T2539]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   97.484323][ T2539]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   97.484463][ T2539]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   97.484609][ T2539]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   97.484753][ T2539]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   97.484924][ T2539] RIP: 0033:0x7f4979fe508e
[   97.485072][ T2539] 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
[   97.485577][ T2539] RSP: 002b:00007ffd1a874890 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   97.485788][ T2539] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4979fe508e
[   97.485997][ T2539] RDX: 0000000000000000 RSI: 00007ffd1a874940 RDI: 0000000000000005
[   97.486202][ T2539] RBP: 00007ffd1a8748a0 R08: 0000000000000000 R09: 0000000000000000
[   97.486414][ T2539] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0da
[   97.486633][ T2539] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1a875010
| [   97.489730][ T2539] ------------[ cut here ]------------
| [   97.489990][ T2539] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2539
| [   97.490486][ T2539] Modules linked in: vxlan
| [   97.491265][ T2539] Tainted: [W]=WARN
[   97.491511][ T2539] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   97.491836][ T2539] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   97.492174][ T2539] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   97.493027][ T2539] RSP: 0018:ffa0000004be7000 EFLAGS: 00010286
[   97.493373][ T2539] RAX: 00000000ffffffa6 RBX: ff1100001472b700 RCX: 1ff400000097cdc6
[   97.493762][ T2539] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001472b7bc
[   97.494137][ T2539] RBP: ff1100001bce2000 R08: 1fe22000028e56f9 R09: ff1100001a4d5158
[   97.494542][ T2539] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   97.494924][ T2539] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   97.495293][ T2539] FS:  00007f4979dab840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   97.495761][ T2539] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   97.496088][ T2539] CR2: 00007efebff4f7a0 CR3: 000000001af57006 CR4: 0000000000771ef0
[   97.496489][ T2539] PKRU: 55555554
[   97.496715][ T2539] Call Trace:
[   97.496933][ T2539]  <TASK>
[   97.497098][ T2539]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   97.497384][ T2539]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   97.497671][ T2539]  notifier_call_chain (kernel/notifier.c:85)
[   97.497950][ T2539]  call_netdevice_notifiers (net/core/dev.c:2287 net/core/dev.c:2301)
[   97.498226][ T2539]  ? __dev_open (./include/net/netdev_lock.h:33)
[   97.498528][ T2539]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[   97.498804][ T2539]  br_add_if (net/bridge/br_if.c:679)
[   97.499028][ T2539]  do_set_master (net/core/rtnetlink.c:3011)
[   97.499348][ T2539]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   97.499633][ T2539]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   97.499911][ T2539]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   97.500182][ T2539]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   97.500540][ T2539]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   97.500812][ T2539]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   97.501081][ T2539]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   97.501371][ T2539]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   97.501651][ T2539]  ? __kernel_text_address (kernel/extable.c:79)
[   97.501921][ T2539]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   97.502193][ T2539]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   97.502487][ T2539]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   97.502771][ T2539]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   97.503038][ T2539]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   97.503307][ T2539]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   97.503607][ T2539]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   97.503882][ T2539]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   97.504131][ T2539]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   97.504413][ T2539]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   97.504707][ T2539]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   97.504983][ T2539]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   97.505252][ T2539]  ? nla_get_range_signed (lib/nlattr.c:270)
[   97.505550][ T2539]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   97.505831][ T2539]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   97.506110][ T2539]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   97.506398][ T2539]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   97.506682][ T2539]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   97.506960][ T2539]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   97.507233][ T2539]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   97.507532][ T2539]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   97.507806][ T2539]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   97.508078][ T2539]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   97.508368][ T2539]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   97.508651][ T2539]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   97.508932][ T2539]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   97.509182][ T2539]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   97.509472][ T2539]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   97.509751][ T2539]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   97.510024][ T2539]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   97.510294][ T2539]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   97.510597][ T2539]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   97.510872][ T2539]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   97.511149][ T2539]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   97.511445][ T2539]  ? 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))
[   97.511724][ T2539]  ? 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))
[   97.511996][ T2539]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   97.512269][ T2539]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   97.512568][ T2539]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   97.512843][ T2539]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   97.513116][ T2539]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   97.513409][ T2539]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   97.513696][ T2539]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   97.513967][ T2539]  ? copy_msghdr_from_user (net/socket.c:2635)
[   97.514237][ T2539]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   97.514585][ T2539]  ? move_addr_to_kernel (net/socket.c:258)
[   97.514863][ T2539]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   97.515135][ T2539]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   97.515428][ T2539]  ___sys_sendmsg (net/socket.c:2752)
[   97.515710][ T2539]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   97.516034][ T2539]  ? copy_msghdr_from_user (net/socket.c:2603)
[   97.516346][ T2539]  __sys_sendmsg (net/socket.c:2784)
[   97.516629][ T2539]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   97.516901][ T2539]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   97.517228][ T2539]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   97.517526][ T2539]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   97.517805][ T2539]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   97.518065][ T2539]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   97.518350][ T2539]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   97.518635][ T2539]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   97.518961][ T2539] RIP: 0033:0x7f4979fe508e
[   97.519247][ T2539] 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
[   97.520091][ T2539] RSP: 002b:00007ffd1a874890 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   97.520491][ T2539] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4979fe508e
[   97.520876][ T2539] RDX: 0000000000000000 RSI: 00007ffd1a874940 RDI: 0000000000000005
[   97.521250][ T2539] RBP: 00007ffd1a8748a0 R08: 0000000000000000 R09: 0000000000000000
[   97.521646][ T2539] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0da
[   97.522015][ T2539] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1a875010
| [   97.525167][ T2539] ------------[ cut here ]------------
| [   97.525441][ T2539] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2539
| [   97.525924][ T2539] Modules linked in: vxlan
| [   97.526700][ T2539] Tainted: [W]=WARN
[   97.526915][ T2539] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   97.527235][ T2539] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   97.527596][ T2539] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   97.528433][ T2539] RSP: 0018:ffa0000004be6f78 EFLAGS: 00010286
[   97.528767][ T2539] RAX: 00000000ffffffa6 RBX: ff1100001472a580 RCX: 1ff400000097cdb5
[   97.529162][ T2539] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001472a63c
[   97.529562][ T2539] RBP: ff1100001bce2000 R08: 1fe22000028e54c9 R09: ff1100001a4d5158
[   97.529938][ T2539] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   97.530295][ T2539] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000002
[   97.530697][ T2539] FS:  00007f4979dab840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   97.531125][ T2539] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   97.531465][ T2539] CR2: 00007efebff4f7a0 CR3: 000000001af57006 CR4: 0000000000771ef0
[   97.531852][ T2539] PKRU: 55555554
[   97.532066][ T2539] Call Trace:
[   97.532283][ T2539]  <TASK>
[   97.532464][ T2539]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   97.532744][ T2539]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   97.533014][ T2539]  notifier_call_chain (kernel/notifier.c:85)
[   97.533286][ T2539]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[   97.533637][ T2539]  ? netdev_change_features (net/core/dev.c:11117)
[   97.533915][ T2539]  ? br_opt_toggle (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:767 net/bridge/br.c:391)
[   97.534179][ T2539]  br_add_if (net/bridge/br_if.c:683)
[   97.534421][ T2539]  do_set_master (net/core/rtnetlink.c:3011)
[   97.534704][ T2539]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   97.534976][ T2539]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   97.535249][ T2539]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   97.535543][ T2539]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   97.535871][ T2539]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   97.536139][ T2539]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   97.536428][ T2539]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   97.536709][ T2539]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   97.536981][ T2539]  ? __kernel_text_address (kernel/extable.c:79)
[   97.537253][ T2539]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   97.537553][ T2539]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   97.537831][ T2539]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   97.538104][ T2539]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   97.538392][ T2539]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   97.538670][ T2539]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   97.538939][ T2539]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   97.539196][ T2539]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   97.539485][ T2539]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   97.539768][ T2539]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   97.540037][ T2539]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   97.540330][ T2539]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   97.540610][ T2539]  ? nla_get_range_signed (lib/nlattr.c:270)
[   97.540889][ T2539]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   97.541165][ T2539]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   97.541462][ T2539]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   97.541741][ T2539]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   97.542013][ T2539]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   97.542280][ T2539]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   97.542574][ T2539]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   97.542849][ T2539]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   97.543115][ T2539]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   97.543407][ T2539]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   97.543691][ T2539]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   97.543969][ T2539]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   97.544233][ T2539]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   97.544529][ T2539]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   97.544805][ T2539]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   97.545072][ T2539]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   97.545362][ T2539]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   97.545640][ T2539]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   97.545919][ T2539]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   97.546194][ T2539]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   97.546484][ T2539]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   97.546770][ T2539]  ? 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))
[   97.547033][ T2539]  ? 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))
[   97.547307][ T2539]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   97.547606][ T2539]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   97.547879][ T2539]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   97.548152][ T2539]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   97.548465][ T2539]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   97.548748][ T2539]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   97.549017][ T2539]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   97.549281][ T2539]  ? copy_msghdr_from_user (net/socket.c:2635)
[   97.549577][ T2539]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   97.549902][ T2539]  ? move_addr_to_kernel (net/socket.c:258)
[   97.550173][ T2539]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   97.550470][ T2539]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   97.550752][ T2539]  ___sys_sendmsg (net/socket.c:2752)
[   97.551018][ T2539]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   97.551358][ T2539]  ? copy_msghdr_from_user (net/socket.c:2603)
[   97.551662][ T2539]  __sys_sendmsg (net/socket.c:2784)
[   97.551938][ T2539]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   97.552205][ T2539]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   97.552559][ T2539]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   97.552832][ T2539]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   97.553090][ T2539]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   97.553371][ T2539]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   97.553651][ T2539]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   97.553922][ T2539]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   97.554243][ T2539] RIP: 0033:0x7f4979fe508e
[   97.554544][ T2539] 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
[   97.555384][ T2539] RSP: 002b:00007ffd1a874890 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   97.555772][ T2539] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4979fe508e
[   97.556150][ T2539] RDX: 0000000000000000 RSI: 00007ffd1a874940 RDI: 0000000000000005
[   97.556548][ T2539] RBP: 00007ffd1a8748a0 R08: 0000000000000000 R09: 0000000000000000
[   97.556923][ T2539] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0da
[   97.557284][ T2539] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1a875010
| [   97.837012][ T2561] ------------[ cut here ]------------
| [   97.837350][ T2561] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2561
| [   97.837884][ T2561] Modules linked in: vxlan
| [   97.838723][ T2561] Tainted: [W]=WARN
[   97.838955][ T2561] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   97.839281][ T2561] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   97.839666][ T2561] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   97.840561][ T2561] RSP: 0018:ffa0000004d27090 EFLAGS: 00010286
[   97.840906][ T2561] RAX: 00000000ffffffa6 RBX: ff11000019eb9c40 RCX: 1ff40000009a4dd8
[   97.841306][ T2561] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000019eb9cfc
[   97.841729][ T2561] RBP: ff1100001b17c000 R08: 1fe22000033d73a1 R09: ff110000159b8b80
[   97.842130][ T2561] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   97.842550][ T2561] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   97.842949][ T2561] FS:  00007f4ca5ed8840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   97.843403][ T2561] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   97.843755][ T2561] CR2: 00007f4ca624d040 CR3: 00000000158ac005 CR4: 0000000000771ef0
[   97.844155][ T2561] PKRU: 55555554
[   97.844399][ T2561] Call Trace:
[   97.844635][ T2561]  <TASK>
[   97.844812][ T2561]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   97.845098][ T2561]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   97.845400][ T2561]  notifier_call_chain (kernel/notifier.c:85)
[   97.845701][ T2561]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   97.845987][ T2561]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   97.846280][ T2561]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   97.846591][ T2561]  netdev_upper_dev_link (net/core/dev.c:8972)
[   97.846879][ T2561]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   97.847165][ T2561]  register_vlan_dev (net/8021q/vlan.c:183)
[   97.847471][ T2561]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   97.847765][ T2561]  vlan_newlink (net/8021q/vlan_netlink.c:194)
[   97.848040][ T2561]  ? nla_strscpy (lib/nlattr.c:795)
[   97.848349][ T2561]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   97.848648][ T2561]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   97.848932][ T2561]  ? __dev_get_by_name (net/core/dev.c:883)
[   97.849215][ T2561]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   97.849534][ T2561]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   97.849829][ T2561]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   97.850117][ T2561]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   97.850419][ T2561]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   97.850714][ T2561]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   97.850997][ T2561]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   97.851281][ T2561]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   97.851599][ T2561]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   97.851887][ T2561]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   97.852172][ T2561]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   97.852473][ T2561]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   97.852771][ T2561]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   97.853041][ T2561]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   97.853341][ T2561]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   97.853631][ T2561]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   97.853917][ T2561]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   97.854195][ T2561]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   97.854495][ T2561]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   97.854796][ T2561]  ? 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))
[   97.855080][ T2561]  ? 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))
[   97.855380][ T2561]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   97.855675][ T2561]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   97.855957][ T2561]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   97.856242][ T2561]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   97.856549][ T2561]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   97.856835][ T2561]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   97.857107][ T2561]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   97.857411][ T2561]  ? copy_msghdr_from_user (net/socket.c:2635)
[   97.857703][ T2561]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   97.858038][ T2561]  ? move_addr_to_kernel (net/socket.c:258)
[   97.858346][ T2561]  ___sys_sendmsg (net/socket.c:2752)
[   97.858636][ T2561]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   97.858923][ T2561]  ? copy_msghdr_from_user (net/socket.c:2603)
[   97.859228][ T2561]  ? 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))
[   97.859538][ T2561]  __sys_sendmsg (net/socket.c:2784)
[   97.859823][ T2561]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   97.860110][ T2561]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   97.860410][ T2561]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   97.860703][ T2561]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   97.860988][ T2561]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   97.861269][ T2561]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   97.861582][ T2561]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   97.861917][ T2561] RIP: 0033:0x7f4ca611208e
[   97.862208][ T2561] 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
[   97.863086][ T2561] RSP: 002b:00007ffc41c102a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   97.863511][ T2561] RAX: ffffffffffffffda RBX: 00007ffc41c10a60 RCX: 00007f4ca611208e
[   97.863902][ T2561] RDX: 0000000000000000 RSI: 00007ffc41c10350 RDI: 0000000000000005
[   97.864309][ T2561] RBP: 00007ffc41c102b0 R08: 0000000000000000 R09: 0000000000000000
[   97.864729][ T2561] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0db
[   97.865124][ T2561] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc41c10a20
| [   97.868402][ T2561] ------------[ cut here ]------------
| [   97.868671][ T2561] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2561
| [   97.869158][ T2561] Modules linked in: vxlan
| [   97.870824][ T2561] Tainted: [W]=WARN
[   97.871039][ T2561] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   97.871384][ T2561] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   97.871742][ T2561] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   97.872603][ T2561] RSP: 0018:ffa0000004d271b0 EFLAGS: 00010286
[   97.872938][ T2561] RAX: 00000000ffffffa6 RBX: ff11000019eb8740 RCX: 1ff40000009a4dfc
[   97.873341][ T2561] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000019eb87fc
[   97.873738][ T2561] RBP: ff11000011744000 R08: 1fe22000033d7101 R09: ff110000159b8b80
[   97.874122][ T2561] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   97.874530][ T2561] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab76b3a0
[   97.874923][ T2561] FS:  00007f4ca5ed8840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   97.875351][ T2561] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   97.875692][ T2561] CR2: 00007f4ca624d040 CR3: 00000000158ac005 CR4: 0000000000771ef0
[   97.876078][ T2561] PKRU: 55555554
[   97.876297][ T2561] Call Trace:
[   97.876540][ T2561]  <TASK>
[   97.876710][ T2561]  ? register_vlan_dev (net/8021q/vlan.c:188)
[   97.876987][ T2561]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   97.877265][ T2561]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   97.877565][ T2561]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   97.877792][ T2561]  __dev_notify_flags (net/core/dev.c:9787)
[   97.878065][ T2561]  ? netdev_update_features (net/core/dev.c:11098)
[   97.878359][ T2561]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[   97.878699][ T2561]  ? netif_change_name (net/core/dev.c:1495)
[   97.878976][ T2561]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   97.879249][ T2561]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   97.879553][ T2561]  ? register_vlan_dev (net/8021q/vlan.c:196)
[   97.879834][ T2561]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   97.880098][ T2561]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   97.880386][ T2561]  ? nla_strscpy (lib/nlattr.c:795)
[   97.880677][ T2561]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   97.880955][ T2561]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   97.881231][ T2561]  ? __dev_get_by_name (net/core/dev.c:883)
[   97.881529][ T2561]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   97.881817][ T2561]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   97.882102][ T2561]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   97.882400][ T2561]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   97.882683][ T2561]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   97.882961][ T2561]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   97.883225][ T2561]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   97.883525][ T2561]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   97.883810][ T2561]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   97.884085][ T2561]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   97.884381][ T2561]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   97.884671][ T2561]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   97.884952][ T2561]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   97.885229][ T2561]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   97.885530][ T2561]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   97.885805][ T2561]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   97.886083][ T2561]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   97.886374][ T2561]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   97.886663][ T2561]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   97.886946][ T2561]  ? 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))
[   97.887223][ T2561]  ? 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))
[   97.887527][ T2561]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   97.887806][ T2561]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   97.888079][ T2561]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   97.888376][ T2561]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   97.888665][ T2561]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   97.888945][ T2561]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   97.889223][ T2561]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   97.889528][ T2561]  ? copy_msghdr_from_user (net/socket.c:2635)
[   97.889805][ T2561]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   97.890131][ T2561]  ? move_addr_to_kernel (net/socket.c:258)
[   97.890434][ T2561]  ___sys_sendmsg (net/socket.c:2752)
[   97.890719][ T2561]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   97.890996][ T2561]  ? copy_msghdr_from_user (net/socket.c:2603)
[   97.891296][ T2561]  ? 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))
[   97.891600][ T2561]  __sys_sendmsg (net/socket.c:2784)
[   97.891880][ T2561]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   97.892163][ T2561]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   97.892455][ T2561]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   97.892741][ T2561]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   97.893010][ T2561]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   97.893280][ T2561]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   97.893931][ T2561]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   97.894266][ T2561] RIP: 0033:0x7f4ca611208e
[   97.894581][ T2561] 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
[   97.895432][ T2561] RSP: 002b:00007ffc41c102a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   97.895834][ T2561] RAX: ffffffffffffffda RBX: 00007ffc41c10a60 RCX: 00007f4ca611208e
[   97.896220][ T2561] RDX: 0000000000000000 RSI: 00007ffc41c10350 RDI: 0000000000000005
[   97.896627][ T2561] RBP: 00007ffc41c102b0 R08: 0000000000000000 R09: 0000000000000000
[   97.897006][ T2561] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0db
[   97.897409][ T2561] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc41c10a20
| [   97.900474][   T38] ------------[ cut here ]------------
| [   97.900612][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/38
| [   97.900847][   T38] Modules linked in: vxlan
| [   97.901247][   T38] Tainted: [W]=WARN
[   97.901350][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   97.901500][   T38] Workqueue: events_unbound linkwatch_event
[   97.901658][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   97.901811][   T38] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   97.902239][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   97.902397][   T38] RAX: 00000000ffffffa6 RBX: ff11000019eb8e40 RCX: 1ff4000000055f02
[   97.902577][   T38] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000019eb8efc
[   97.902751][   T38] RBP: ff1100001bce2000 R08: 1fe22000033d71e1 R09: ff11000001da2ea8
[   97.902925][   T38] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   97.903110][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   97.903288][   T38] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   97.903523][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   97.903672][   T38] CR2: 00007fb483584f98 CR3: 000000000d14d002 CR4: 0000000000771ef0
[   97.903849][   T38] PKRU: 55555554
[   97.903938][   T38] Call Trace:
[   97.904030][   T38]  <TASK>
[   97.904092][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   97.904212][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   97.904338][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   97.904429][   T38]  netif_state_change (net/core/dev.c:1605)
[   97.904558][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   97.904705][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   97.904823][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   97.904941][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   97.905068][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   97.905186][   T38]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[   97.905307][   T38]  process_one_work (kernel/workqueue.c:3314)
[   97.905437][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   97.905560][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   97.905684][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   97.905809][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   97.905926][   T38]  kthread (kernel/kthread.c:436)
[   97.906019][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   97.906164][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   97.906282][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   97.906407][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   97.906562][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   97.906681][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   97.906799][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   97.979866][ T2563] ------------[ cut here ]------------
| [   97.980029][ T2563] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2563
| [   97.980293][ T2563] Modules linked in: vxlan
| [   97.981212][ T2563] Tainted: [W]=WARN
[   97.981311][ T2563] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   97.981537][ T2563] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   97.981706][ T2563] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   97.982244][ T2563] RSP: 0018:ffa0000004d37020 EFLAGS: 00010286
[   97.982468][ T2563] RAX: 00000000ffffffa6 RBX: ff110000130fb540 RCX: 1ff40000009a6dca
[   97.982668][ T2563] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000130fb5fc
[   97.982867][ T2563] RBP: ff11000011744000 R08: 1fe220000261f6c1 R09: ff11000015c42e58
[   97.983063][ T2563] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   97.983255][ T2563] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   97.983510][ T2563] FS:  00007fcfbea64840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   97.983735][ T2563] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   97.983900][ T2563] CR2: 000000000ce64988 CR3: 000000001b257003 CR4: 0000000000771ef0
[   97.984101][ T2563] PKRU: 55555554
[   97.984197][ T2563] Call Trace:
[   97.984295][ T2563]  <TASK>
[   97.984428][ T2563]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   97.984567][ T2563]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   97.984699][ T2563]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   97.984798][ T2563]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   97.984928][ T2563]  __dev_notify_flags (net/core/dev.c:9787)
[   97.985064][ T2563]  ? netif_change_name (net/core/dev.c:1495)
[   97.985201][ T2563]  ? __dev_change_flags (net/core/dev.c:9752)
[   97.985388][ T2563]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   97.985530][ T2563]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   97.985661][ T2563]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   97.985794][ T2563]  netif_change_flags (net/core/dev.c:9820)
[   97.985925][ T2563]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   97.986059][ T2563]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   97.986193][ T2563]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   97.986392][ T2563]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   97.986566][ T2563]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   97.986695][ T2563]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   97.986825][ T2563]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   97.986960][ T2563]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   97.987092][ T2563]  ? __kernel_text_address (kernel/extable.c:79)
[   97.987223][ T2563]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   97.987459][ T2563]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   97.987597][ T2563]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   97.987746][ T2563]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   97.987875][ T2563]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   97.988009][ T2563]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   97.988139][ T2563]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   97.988270][ T2563]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   97.988497][ T2563]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   97.988634][ T2563]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   97.988789][ T2563]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   97.988922][ T2563]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   97.989059][ T2563]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   97.989192][ T2563]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   97.989408][ T2563]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   97.989545][ T2563]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   97.989684][ T2563]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   97.989817][ T2563]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   97.989949][ T2563]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   97.990084][ T2563]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   97.990213][ T2563]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   97.990410][ T2563]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   97.990547][ T2563]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   97.990679][ T2563]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   97.990810][ T2563]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   97.990945][ T2563]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   97.991079][ T2563]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   97.991215][ T2563]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   97.991409][ T2563]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   97.991544][ T2563]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   97.991682][ T2563]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   97.991811][ T2563]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   97.991946][ T2563]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   97.992079][ T2563]  ? 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))
[   97.992215][ T2563]  ? 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))
[   97.992403][ T2563]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   97.992540][ T2563]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   97.992672][ T2563]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   97.992803][ T2563]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   97.992936][ T2563]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   97.993072][ T2563]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   97.993206][ T2563]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   97.993392][ T2563]  ? copy_msghdr_from_user (net/socket.c:2635)
[   97.993525][ T2563]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   97.993687][ T2563]  ? move_addr_to_kernel (net/socket.c:258)
[   97.993819][ T2563]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   97.993970][ T2563]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   97.994103][ T2563]  ___sys_sendmsg (net/socket.c:2752)
[   97.994232][ T2563]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   97.994426][ T2563]  ? copy_msghdr_from_user (net/socket.c:2603)
[   97.994573][ T2563]  __sys_sendmsg (net/socket.c:2784)
[   97.994703][ T2563]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   97.994840][ T2563]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   97.995008][ T2563]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   97.995138][ T2563]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   97.995271][ T2563]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   97.995411][ T2563]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   97.995547][ T2563]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   97.995684][ T2563]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   97.995848][ T2563] RIP: 0033:0x7fcfbec9e08e
[   97.995987][ T2563] 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
[   97.996458][ T2563] RSP: 002b:00007ffc73119910 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   97.996660][ T2563] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fcfbec9e08e
[   97.996858][ T2563] RDX: 0000000000000000 RSI: 00007ffc731199c0 RDI: 0000000000000005
[   97.997058][ T2563] RBP: 00007ffc73119920 R08: 0000000000000000 R09: 0000000000000000
[   97.997259][ T2563] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0db
[   97.997458][ T2563] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc7311a090
| [   98.060169][ T2564] ------------[ cut here ]------------
| [   98.060486][ T2564] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2564
| [   98.061014][ T2564] Modules linked in: vxlan
| [   98.061853][ T2564] Tainted: [W]=WARN
[   98.062081][ T2564] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   98.062442][ T2564] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   98.062804][ T2564] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   98.063684][ T2564] RSP: 0018:ffa0000004d36f70 EFLAGS: 00010286
[   98.064029][ T2564] RAX: 00000000ffffffa6 RBX: ff11000013f6e040 RCX: 1ff40000009a6db4
[   98.064443][ T2564] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013f6e0fc
[   98.064854][ T2564] RBP: ff1100001b2e4000 R08: 1fe22000027edc21 R09: ff110000116e5180
[   98.065250][ T2564] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   98.065672][ T2564] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   98.066077][ T2564] FS:  00007f92f79f8840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   98.066566][ T2564] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   98.066910][ T2564] CR2: 000000003227ea28 CR3: 0000000013688002 CR4: 0000000000771ef0
[   98.067330][ T2564] PKRU: 55555554
[   98.067564][ T2564] Call Trace:
[   98.067792][ T2564]  <TASK>
[   98.067964][ T2564]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   98.068234][ T2564]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   98.068548][ T2564]  notifier_call_chain (kernel/notifier.c:85)
[   98.068841][ T2564]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   98.069129][ T2564]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   98.069437][ T2564]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   98.069737][ T2564]  netdev_upper_dev_link (net/core/dev.c:8972)
[   98.070030][ T2564]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   98.070335][ T2564] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   98.070640][ T2564]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   98.070941][ T2564] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   98.071236][ T2564]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   98.071552][ T2564]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   98.071845][ T2564]  ? nla_strscpy (lib/nlattr.c:795)
[   98.072134][ T2564]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   98.072439][ T2564]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   98.072736][ T2564]  ? __dev_get_by_name (net/core/dev.c:883)
[   98.073018][ T2564]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   98.073329][ T2564]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   98.073632][ T2564]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   98.073921][ T2564]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   98.074206][ T2564]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   98.074517][ T2564]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   98.074803][ T2564]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   98.075087][ T2564]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   98.075394][ T2564]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   98.075690][ T2564]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   98.075975][ T2564]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   98.076267][ T2564]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   98.076574][ T2564]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   98.076858][ T2564]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   98.077124][ T2564]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   98.077423][ T2564]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   98.077724][ T2564]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   98.078008][ T2564]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   98.078293][ T2564]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   98.078615][ T2564]  ? 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))
[   98.078901][ T2564]  ? 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))
[   98.079187][ T2564]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   98.079492][ T2564]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   98.079785][ T2564]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   98.080068][ T2564]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   98.080373][ T2564]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   98.080671][ T2564]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   98.080966][ T2564]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   98.081252][ T2564]  ? copy_msghdr_from_user (net/socket.c:2635)
[   98.081559][ T2564]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   98.081902][ T2564]  ? move_addr_to_kernel (net/socket.c:258)
[   98.082188][ T2564]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   98.082488][ T2564]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   98.082786][ T2564]  ___sys_sendmsg (net/socket.c:2752)
[   98.083073][ T2564]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   98.083430][ T2564]  ? copy_msghdr_from_user (net/socket.c:2603)
[   98.083749][ T2564]  __sys_sendmsg (net/socket.c:2784)
[   98.084035][ T2564]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   98.084334][ T2564]  ? vfs_write (./include/linux/fsnotify.h:96 ./include/linux/fsnotify.h:113 ./include/linux/fsnotify.h:127 ./include/linux/fsnotify.h:116 ./include/linux/fsnotify.h:433 fs/read_write.c:692)
[   98.084635][ T2564]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   98.084921][ T2564]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   98.085212][ T2564]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   98.085527][ T2564]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   98.085811][ T2564]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   98.086094][ T2564]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   98.086444][ T2564] RIP: 0033:0x7f92f7c3208e
[   98.086742][ T2564] 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
[   98.087618][ T2564] RSP: 002b:00007fff3c470d80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   98.088012][ T2564] RAX: ffffffffffffffda RBX: 00007fff3c471528 RCX: 00007f92f7c3208e
[   98.088423][ T2564] RDX: 0000000000000000 RSI: 00007fff3c470e30 RDI: 0000000000000005
[   98.088831][ T2564] RBP: 00007fff3c470d90 R08: 0000000000000000 R09: 0000000000000000
[   98.089228][ T2564] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0db
[   98.089646][ T2564] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff3c471500
| [   98.092789][ T2564] ------------[ cut here ]------------
| [   98.093062][ T2564] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2564
| [   98.093589][ T2564] Modules linked in: vxlan
| [   98.094412][ T2564] Tainted: [W]=WARN
[   98.094650][ T2564] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   98.094991][ T2564] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   98.095362][ T2564] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   98.096208][ T2564] RSP: 0018:ffa0000004d36fd0 EFLAGS: 00010286
[   98.096561][ T2564] RAX: 00000000ffffffa6 RBX: ff11000013f6ec80 RCX: 1ff40000009a6dc0
[   98.096956][ T2564] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013f6ed3c
[   98.097370][ T2564] RBP: ff1100001bf1a000 R08: 1fe22000027edda9 R09: ff110000116e5180
[   98.097776][ T2564] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   98.098176][ T2564] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001bf1ae44
[   98.098601][ T2564] FS:  00007f92f79f8840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   98.099062][ T2564] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   98.099418][ T2564] CR2: 000000003227ea28 CR3: 0000000013688002 CR4: 0000000000771ef0
[   98.099831][ T2564] PKRU: 55555554
[   98.100057][ T2564] Call Trace:
[   98.100282][ T2564]  <TASK>
[   98.100471][ T2564]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   98.100768][ T2564]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   98.100995][ T2564]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   98.101268][ T2564]  __dev_notify_flags (net/core/dev.c:9787)
[   98.101581][ T2564]  ? netif_change_name (net/core/dev.c:1495)
[   98.101871][ T2564]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   98.102154][ T2564]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   98.102456][ T2564]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   98.102749][ T2564] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   98.103039][ T2564]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   98.103346][ T2564] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   98.103646][ T2564]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   98.103939][ T2564]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   98.104226][ T2564]  ? nla_strscpy (lib/nlattr.c:795)
[   98.104534][ T2564]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   98.104824][ T2564]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   98.105096][ T2564]  ? __dev_get_by_name (net/core/dev.c:883)
[   98.105398][ T2564]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   98.105706][ T2564]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   98.106004][ T2564]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   98.106289][ T2564]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   98.106596][ T2564]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   98.106883][ T2564]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   98.107165][ T2564]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   98.107462][ T2564]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   98.107767][ T2564]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   98.108061][ T2564]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   98.108362][ T2564]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   98.108658][ T2564]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   98.108944][ T2564]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   98.109213][ T2564]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   98.109527][ T2564]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   98.109814][ T2564]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   98.110099][ T2564]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   98.110403][ T2564]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   98.110699][ T2564]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   98.110992][ T2564]  ? 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))
[   98.111273][ T2564]  ? 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))
[   98.111581][ T2564]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   98.111870][ T2564]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   98.112153][ T2564]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   98.112463][ T2564]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   98.112758][ T2564]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   98.113035][ T2564]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   98.113337][ T2564]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   98.113633][ T2564]  ? copy_msghdr_from_user (net/socket.c:2635)
[   98.113920][ T2564]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   98.114260][ T2564]  ? move_addr_to_kernel (net/socket.c:258)
[   98.114573][ T2564]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   98.114867][ T2564]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   98.115154][ T2564]  ___sys_sendmsg (net/socket.c:2752)
[   98.115458][ T2564]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   98.115813][ T2564]  ? copy_msghdr_from_user (net/socket.c:2603)
[   98.116121][ T2564]  __sys_sendmsg (net/socket.c:2784)
[   98.116428][ T2564]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   98.116723][ T2564]  ? vfs_write (./include/linux/fsnotify.h:96 ./include/linux/fsnotify.h:113 ./include/linux/fsnotify.h:127 ./include/linux/fsnotify.h:116 ./include/linux/fsnotify.h:433 fs/read_write.c:692)
[   98.117016][ T2564]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   98.117298][ T2564]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   98.117611][ T2564]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   98.117899][ T2564]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   98.118182][ T2564]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   98.118486][ T2564]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   98.118838][ T2564] RIP: 0033:0x7f92f7c3208e
[   98.119132][ T2564] 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
[   98.120030][ T2564] RSP: 002b:00007fff3c470d80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   98.120449][ T2564] RAX: ffffffffffffffda RBX: 00007fff3c471528 RCX: 00007f92f7c3208e
[   98.120858][ T2564] RDX: 0000000000000000 RSI: 00007fff3c470e30 RDI: 0000000000000005
[   98.121238][ T2564] RBP: 00007fff3c470d90 R08: 0000000000000000 R09: 0000000000000000
[   98.121659][ T2564] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0db
[   98.122059][ T2564] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff3c471500
| [   98.164643][ T2565] ------------[ cut here ]------------
| [   98.164775][ T2565] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2565
| [   98.165038][ T2565] Modules linked in: vxlan
| [   98.165453][ T2565] Tainted: [W]=WARN
[   98.165562][ T2565] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   98.165727][ T2565] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   98.165899][ T2565] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   98.166386][ T2565] RSP: 0018:ffa0000004d46ee0 EFLAGS: 00010286
[   98.166566][ T2565] RAX: 00000000ffffffa6 RBX: ff11000010c57e00 RCX: 1ff40000009a8da2
[   98.166765][ T2565] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010c57ebc
[   98.166971][ T2565] RBP: ff1100001bf1a000 R08: 1fe220000218afd9 R09: ff1100001aa48b58
[   98.167168][ T2565] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   98.167372][ T2565] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   98.167581][ T2565] FS:  00007f5e01365840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   98.167811][ T2565] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   98.167981][ T2565] CR2: 0000000034c15988 CR3: 0000000016bbf006 CR4: 0000000000771ef0
[   98.168184][ T2565] PKRU: 55555554
[   98.168284][ T2565] Call Trace:
[   98.168906][ T2565]  <TASK>
[   98.168980][ T2565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   98.169117][ T2565]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   98.169255][ T2565]  notifier_call_chain (kernel/notifier.c:85)
[   98.169395][ T2565]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   98.169537][ T2565]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   98.169675][ T2565]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   98.169808][ T2565]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   98.169949][ T2565]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[   98.170084][ T2565]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[   98.170217][ T2565]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[   98.170354][ T2565]  ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:45)
[   98.170485][ T2565]  ? netdev_rx_handler_register (net/core/dev.c:5900)
[   98.170629][ T2565]  br_add_if (net/bridge/br_if.c:619)
[   98.170735][ T2565]  do_set_master (net/core/rtnetlink.c:3011)
[   98.170865][ T2565]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   98.171004][ T2565]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   98.171137][ T2565]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   98.171273][ T2565]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   98.171443][ T2565]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   98.171581][ T2565]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   98.171716][ T2565]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   98.171852][ T2565]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   98.171989][ T2565]  ? __kernel_text_address (kernel/extable.c:79)
[   98.172126][ T2565]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   98.172260][ T2565]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   98.172395][ T2565]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   98.172535][ T2565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   98.172667][ T2565]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   98.172799][ T2565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   98.172933][ T2565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   98.173071][ T2565]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   98.173205][ T2565]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   98.173346][ T2565]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   98.173480][ T2565]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   98.173618][ T2565]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   98.173771][ T2565]  ? nla_get_range_signed (lib/nlattr.c:270)
[   98.173905][ T2565]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   98.174045][ T2565]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   98.174181][ T2565]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   98.174319][ T2565]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   98.174452][ T2565]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   98.174589][ T2565]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   98.174724][ T2565]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   98.174857][ T2565]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   98.174994][ T2565]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   98.175125][ T2565]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   98.175255][ T2565]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   98.175393][ T2565]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   98.175531][ T2565]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   98.175663][ T2565]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   98.175795][ T2565]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   98.175927][ T2565]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   98.176065][ T2565]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   98.176200][ T2565]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   98.176343][ T2565]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   98.176476][ T2565]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   98.176612][ T2565]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   98.176748][ T2565]  ? 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))
[   98.176881][ T2565]  ? 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))
[   98.177021][ T2565]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   98.177152][ T2565]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   98.177289][ T2565]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   98.177432][ T2565]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   98.177573][ T2565]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   98.177706][ T2565]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   98.177840][ T2565]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   98.177976][ T2565]  ? copy_msghdr_from_user (net/socket.c:2635)
[   98.178108][ T2565]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   98.178273][ T2565]  ? move_addr_to_kernel (net/socket.c:258)
[   98.178410][ T2565]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   98.178548][ T2565]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   98.178689][ T2565]  ___sys_sendmsg (net/socket.c:2752)
[   98.178825][ T2565]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   98.178999][ T2565]  ? copy_msghdr_from_user (net/socket.c:2603)
[   98.179147][ T2565]  __sys_sendmsg (net/socket.c:2784)
[   98.179280][ T2565]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   98.179419][ T2565]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   98.179592][ T2565]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   98.179722][ T2565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   98.179856][ T2565]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   98.179991][ T2565]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   98.180134][ T2565]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   98.180268][ T2565]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   98.180437][ T2565] RIP: 0033:0x7f5e0159f08e
[   98.180581][ T2565] 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
[   98.181055][ T2565] RSP: 002b:00007ffe904f79d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   98.181261][ T2565] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5e0159f08e
[   98.181462][ T2565] RDX: 0000000000000000 RSI: 00007ffe904f7a80 RDI: 0000000000000005
[   98.181665][ T2565] RBP: 00007ffe904f79e0 R08: 0000000000000000 R09: 0000000000000000
[   98.181861][ T2565] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0db
[   98.182062][ T2565] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe904f8150
| [   98.183757][ T2565] ------------[ cut here ]------------
| [   98.183891][ T2565] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2565
| [   98.184163][ T2565] Modules linked in: vxlan
| [   98.184590][ T2565] Tainted: [W]=WARN
[   98.184696][ T2565] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   98.184871][ T2565] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   98.185054][ T2565] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   98.185552][ T2565] RSP: 0018:ffa0000004d46ea0 EFLAGS: 00010286
[   98.185727][ T2565] RAX: 00000000ffffffa6 RBX: ff11000002787380 RCX: 1ff40000009a8d9a
[   98.185932][ T2565] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278743c
[   98.186140][ T2565] RBP: ff1100001bf1a000 R08: 1fe22000004f0e89 R09: ff1100001aa48b58
[   98.186354][ T2565] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[   98.186566][ T2565] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001747d808
[   98.186772][ T2565] FS:  00007f5e01365840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   98.187017][ T2565] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   98.187191][ T2565] CR2: 0000000034c15988 CR3: 0000000016bbf006 CR4: 0000000000771ef0
[   98.187408][ T2565] PKRU: 55555554
[   98.187517][ T2565] Call Trace:
[   98.187622][ T2565]  <TASK>
[   98.187694][ T2565]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   98.187835][ T2565]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   98.187944][ T2565]  __dev_notify_flags (net/core/dev.c:9787)
[   98.188085][ T2565]  ? netdev_notice (net/core/dev.c:13008)
[   98.188228][ T2565]  ? netif_change_name (net/core/dev.c:1495)
[   98.188372][ T2565]  ? dev_get_min_mp_channel_count (./include/net/netdev_lock.h:30 (discriminator 1))
[   98.188552][ T2565]  ? netif_disable_lro (net/core/dev.c:11098 net/core/dev.c:1830)
[   98.188696][ T2565]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   98.188837][ T2565]  __dev_set_promiscuity (net/core/dev.c:9630)
[   98.188981][ T2565]  netif_set_promiscuity (net/core/dev.c:9639)
[   98.189121][ T2565]  dev_set_promiscuity (net/core/dev_api.c:288)
[   98.189260][ T2565]  br_port_set_promisc (net/bridge/br_if.c:108)
[   98.189403][ T2565]  br_manage_promisc (net/bridge/br_if.c:174)
[   98.189551][ T2565]  br_add_if (net/bridge/br_if.c:242 net/bridge/br_if.c:627)
[   98.189659][ T2565]  do_set_master (net/core/rtnetlink.c:3011)
[   98.189798][ T2565]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   98.189938][ T2565]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   98.190085][ T2565]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   98.190226][ T2565]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   98.190407][ T2565]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   98.190552][ T2565]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   98.190690][ T2565]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   98.190828][ T2565]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   98.190971][ T2565]  ? __kernel_text_address (kernel/extable.c:79)
[   98.191114][ T2565]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   98.191253][ T2565]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   98.191397][ T2565]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   98.191548][ T2565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   98.191686][ T2565]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   98.191829][ T2565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   98.191976][ T2565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   98.192116][ T2565]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   98.192256][ T2565]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   98.192399][ T2565]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   98.192544][ T2565]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   98.192688][ T2565]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   98.192825][ T2565]  ? nla_get_range_signed (lib/nlattr.c:270)
[   98.192970][ T2565]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   98.193111][ T2565]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   98.193251][ T2565]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   98.193400][ T2565]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   98.193545][ T2565]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   98.193688][ T2565]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   98.193828][ T2565]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   98.193973][ T2565]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   98.194110][ T2565]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   98.194249][ T2565]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   98.194395][ T2565]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   98.194539][ T2565]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   98.194678][ T2565]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   98.194817][ T2565]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   98.194958][ T2565]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   98.195096][ T2565]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   98.195235][ T2565]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   98.195379][ T2565]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   98.195525][ T2565]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   98.195662][ T2565]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   98.195802][ T2565]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   98.195951][ T2565]  ? 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))
[   98.196090][ T2565]  ? 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))
[   98.196231][ T2565]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   98.196376][ T2565]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   98.196520][ T2565]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   98.196661][ T2565]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   98.196802][ T2565]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   98.196946][ T2565]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   98.197085][ T2565]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   98.197226][ T2565]  ? copy_msghdr_from_user (net/socket.c:2635)
[   98.197367][ T2565]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   98.197543][ T2565]  ? move_addr_to_kernel (net/socket.c:258)
[   98.197684][ T2565]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   98.197822][ T2565]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   98.197967][ T2565]  ___sys_sendmsg (net/socket.c:2752)
[   98.198104][ T2565]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   98.198274][ T2565]  ? copy_msghdr_from_user (net/socket.c:2603)
[   98.198432][ T2565]  __sys_sendmsg (net/socket.c:2784)
[   98.198576][ T2565]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   98.198714][ T2565]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   98.198889][ T2565]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   98.199034][ T2565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   98.199176][ T2565]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   98.199319][ T2565]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   98.199458][ T2565]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   98.199604][ T2565]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   98.199775][ T2565] RIP: 0033:0x7f5e0159f08e
[   98.199918][ T2565] 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
[   98.200423][ T2565] RSP: 002b:00007ffe904f79d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   98.200635][ T2565] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5e0159f08e
[   98.200841][ T2565] RDX: 0000000000000000 RSI: 00007ffe904f7a80 RDI: 0000000000000005
[   98.201056][ T2565] RBP: 00007ffe904f79e0 R08: 0000000000000000 R09: 0000000000000000
[   98.201262][ T2565] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0db
[   98.201480][ T2565] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe904f8150
| [   98.203276][ T2565] ------------[ cut here ]------------
| [   98.203413][ T2565] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2565
| [   98.203687][ T2565] Modules linked in: vxlan
| [   98.204114][ T2565] Tainted: [W]=WARN
[   98.204217][ T2565] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   98.204393][ T2565] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   98.204573][ T2565] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   98.205057][ T2565] RSP: 0018:ffa0000004d46e20 EFLAGS: 00010286
[   98.205228][ T2565] RAX: 00000000ffffffa6 RBX: ff110000027878c0 RCX: 1ff40000009a8d8a
[   98.205436][ T2565] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278797c
[   98.205644][ T2565] RBP: ff1100001bce2000 R08: 1fe22000004f0f31 R09: ff1100001aa48b58
[   98.205845][ T2565] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   98.206051][ T2565] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   98.206254][ T2565] FS:  00007f5e01365840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   98.206498][ T2565] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   98.206676][ T2565] CR2: 0000000034c15988 CR3: 0000000016bbf006 CR4: 0000000000771ef0
[   98.206882][ T2565] PKRU: 55555554
[   98.206985][ T2565] Call Trace:
[   98.207085][ T2565]  <TASK>
[   98.207154][ T2565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   98.207289][ T2565]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   98.207433][ T2565]  notifier_call_chain (kernel/notifier.c:85)
[   98.207577][ T2565]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[   98.207716][ T2565]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[   98.207852][ T2565]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   98.207992][ T2565]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   98.208126][ T2565]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   98.208294][ T2565]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   98.208433][ T2565]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6))
[   98.208614][ T2565]  netif_set_mtu (net/core/dev.c:9910)
[   98.208749][ T2565]  ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2))
[   98.208894][ T2565]  ? br_get_link_af_size_filtered (./include/linux/rcupdate.h:871 net/bridge/br_netlink.c:114)
[   98.209071][ T2565]  dev_set_mtu (net/core/dev_api.c:249)
[   98.209175][ T2565]  br_mtu_auto_adjust (net/bridge/br_if.c:525 (discriminator 1) net/bridge/br_if.c:514 (discriminator 1))
[   98.209312][ T2565]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[   98.209454][ T2565]  br_add_if (net/bridge/br_if.c:681)
[   98.209567][ T2565]  do_set_master (net/core/rtnetlink.c:3011)
[   98.209704][ T2565]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   98.209841][ T2565]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   98.209985][ T2565]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   98.210126][ T2565]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   98.210298][ T2565]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   98.210445][ T2565]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   98.210586][ T2565]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   98.210721][ T2565]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   98.210858][ T2565]  ? __kernel_text_address (kernel/extable.c:79)
[   98.210997][ T2565]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   98.211135][ T2565]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   98.211272][ T2565]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   98.211416][ T2565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   98.211557][ T2565]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   98.211698][ T2565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   98.211835][ T2565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   98.211977][ T2565]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   98.212112][ T2565]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   98.212248][ T2565]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   98.212393][ T2565]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   98.212536][ T2565]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   98.212673][ T2565]  ? nla_get_range_signed (lib/nlattr.c:270)
[   98.212813][ T2565]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   98.212958][ T2565]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   98.213098][ T2565]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   98.213233][ T2565]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   98.213391][ T2565]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   98.213534][ T2565]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   98.213668][ T2565]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   98.213806][ T2565]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   98.213945][ T2565]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   98.214083][ T2565]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   98.214219][ T2565]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   98.214364][ T2565]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   98.214511][ T2565]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   98.214652][ T2565]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   98.214883][ T2565]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   98.215019][ T2565]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   98.215157][ T2565]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   98.215296][ T2565]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   98.215539][ T2565]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   98.215673][ T2565]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   98.215811][ T2565]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   98.215958][ T2565]  ? 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))
[   98.216185][ T2565]  ? 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))
[   98.216329][ T2565]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   98.216469][ T2565]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   98.216616][ T2565]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   98.216843][ T2565]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   98.216983][ T2565]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   98.217125][ T2565]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   98.217263][ T2565]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   98.217405][ T2565]  ? copy_msghdr_from_user (net/socket.c:2635)
[   98.217546][ T2565]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   98.217716][ T2565]  ? move_addr_to_kernel (net/socket.c:258)
[   98.217853][ T2565]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   98.218084][ T2565]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   98.218222][ T2565]  ___sys_sendmsg (net/socket.c:2752)
[   98.218362][ T2565]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   98.218537][ T2565]  ? copy_msghdr_from_user (net/socket.c:2603)
[   98.218778][ T2565]  __sys_sendmsg (net/socket.c:2784)
[   98.218917][ T2565]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   98.219052][ T2565]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   98.219321][ T2565]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   98.219458][ T2565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   98.219600][ T2565]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   98.219735][ T2565]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   98.219969][ T2565]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   98.220107][ T2565]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   98.220277][ T2565] RIP: 0033:0x7f5e0159f08e
[   98.220421][ T2565] 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
[   98.221010][ T2565] RSP: 002b:00007ffe904f79d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   98.221309][ T2565] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5e0159f08e
[   98.221522][ T2565] RDX: 0000000000000000 RSI: 00007ffe904f7a80 RDI: 0000000000000005
[   98.221724][ T2565] RBP: 00007ffe904f79e0 R08: 0000000000000000 R09: 0000000000000000
[   98.222021][ T2565] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0db
[   98.222224][ T2565] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe904f8150
| [   98.224119][ T2565] ------------[ cut here ]------------
| [   98.224245][ T2565] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2565
| [   98.224602][ T2565] Modules linked in: vxlan
| [   98.225000][ T2565] Tainted: [W]=WARN
[   98.225187][ T2565] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   98.225762][ T2565] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   98.225935][ T2565] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   98.226417][ T2565] RSP: 0018:ffa0000004d46f78 EFLAGS: 00010286
[   98.226588][ T2565] RAX: 00000000ffffffa6 RBX: ff11000013f6e740 RCX: 1ff40000009a8db5
[   98.226786][ T2565] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013f6e7fc
[   98.226987][ T2565] RBP: ff1100001bce2000 R08: 1fe22000027edd01 R09: ff1100001aa48b58
[   98.227182][ T2565] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   98.227381][ T2565] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[   98.227674][ T2565] FS:  00007f5e01365840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   98.227900][ T2565] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   98.228155][ T2565] CR2: 0000000034c15988 CR3: 0000000016bbf006 CR4: 0000000000771ef0
[   98.228354][ T2565] PKRU: 55555554
[   98.228451][ T2565] Call Trace:
[   98.228555][ T2565]  <TASK>
[   98.228622][ T2565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   98.228844][ T2565]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   98.228980][ T2565]  notifier_call_chain (kernel/notifier.c:85)
[   98.229113][ T2565]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[   98.229277][ T2565]  ? br_get_link_af_size_filtered (./include/linux/rcupdate.h:871 net/bridge/br_netlink.c:114)
[   98.229536][ T2565]  ? netdev_change_features (net/core/dev.c:11117)
[   98.229668][ T2565]  ? br_opt_toggle (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 net/bridge/br.c:402)
[   98.229801][ T2565]  br_add_if (net/bridge/br_if.c:683)
[   98.229906][ T2565]  do_set_master (net/core/rtnetlink.c:3011)
[   98.230125][ T2565]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   98.230261][ T2565]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[   98.230398][ T2565]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   98.230536][ T2565]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   98.230784][ T2565]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   98.230914][ T2565]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   98.231049][ T2565]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   98.231267][ T2565]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   98.231402][ T2565]  ? __kernel_text_address (kernel/extable.c:79)
[   98.231539][ T2565]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   98.231669][ T2565]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   98.231884][ T2565]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   98.232018][ T2565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   98.232151][ T2565]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   98.232281][ T2565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   98.232509][ T2565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   98.232646][ T2565]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   98.232777][ T2565]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   98.232908][ T2565]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   98.233127][ T2565]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   98.233258][ T2565]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   98.233398][ T2565]  ? nla_get_range_signed (lib/nlattr.c:270)
[   98.233536][ T2565]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   98.233753][ T2565]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   98.233886][ T2565]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   98.234016][ T2565]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   98.234147][ T2565]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   98.234373][ T2565]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   98.234511][ T2565]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   98.234643][ T2565]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   98.234771][ T2565]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   98.234993][ T2565]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   98.235123][ T2565]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   98.235253][ T2565]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   98.235390][ T2565]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   98.235612][ T2565]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   98.235745][ T2565]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   98.235874][ T2565]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   98.236010][ T2565]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   98.236226][ T2565]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   98.236362][ T2565]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   98.236497][ T2565]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   98.236633][ T2565]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   98.236850][ T2565]  ? 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))
[   98.236984][ T2565]  ? 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))
[   98.237117][ T2565]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   98.237248][ T2565]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   98.237469][ T2565]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   98.237604][ T2565]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   98.237733][ T2565]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   98.237864][ T2565]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   98.238086][ T2565]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   98.238216][ T2565]  ? copy_msghdr_from_user (net/socket.c:2635)
[   98.238352][ T2565]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   98.238516][ T2565]  ? move_addr_to_kernel (net/socket.c:258)
[   98.238732][ T2565]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   98.238862][ T2565]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   98.238998][ T2565]  ___sys_sendmsg (net/socket.c:2752)
[   98.239131][ T2565]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   98.239384][ T2565]  ? copy_msghdr_from_user (net/socket.c:2603)
[   98.239532][ T2565]  __sys_sendmsg (net/socket.c:2784)
[   98.239664][ T2565]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   98.239794][ T2565]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   98.240049][ T2565]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   98.240180][ T2565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   98.240312][ T2565]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   98.240447][ T2565]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   98.240667][ T2565]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   98.240796][ T2565]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   98.240958][ T2565] RIP: 0033:0x7f5e0159f08e
[   98.241182][ T2565] 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
[   98.241656][ T2565] RSP: 002b:00007ffe904f79d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   98.241940][ T2565] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5e0159f08e
[   98.242141][ T2565] RDX: 0000000000000000 RSI: 00007ffe904f7a80 RDI: 0000000000000005
[   98.242346][ T2565] RBP: 00007ffe904f79e0 R08: 0000000000000000 R09: 0000000000000000
[   98.242546][ T2565] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0db
[   98.242741][ T2565] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe904f8150
| [   98.289651][ T2566] ------------[ cut here ]------------
| [   98.289937][ T2566] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2566
| [   98.291518][ T2566] Modules linked in: vxlan
| [   98.292285][ T2566] Tainted: [W]=WARN
[   98.292530][ T2566] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   98.292855][ T2566] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   98.293192][ T2566] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   98.294035][ T2566] RSP: 0018:ffa0000004d47020 EFLAGS: 00010286
[   98.294377][ T2566] RAX: 00000000ffffffa6 RBX: ff11000013704e40 RCX: 1ff40000009a8dca
[   98.294760][ T2566] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013704efc
[   98.295122][ T2566] RBP: ff1100001bf1a000 R08: 1fe22000026e09e1 R09: ff1100001b658b58
[   98.295523][ T2566] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   98.295901][ T2566] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   98.296279][ T2566] FS:  00007f9097c1f840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   98.296751][ T2566] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   98.297072][ T2566] CR2: 00000000157e1988 CR3: 000000001b626004 CR4: 0000000000771ef0
[   98.297467][ T2566] PKRU: 55555554
[   98.297693][ T2566] Call Trace:
[   98.297909][ T2566]  <TASK>
[   98.298074][ T2566]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   98.298368][ T2566]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   98.298601][ T2566]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   98.298872][ T2566]  __dev_notify_flags (net/core/dev.c:9787)
[   98.299144][ T2566]  ? netif_change_name (net/core/dev.c:1495)
[   98.299430][ T2566]  ? __dev_change_flags (net/core/dev.c:9752)
[   98.299711][ T2566]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   98.299982][ T2566]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   98.300239][ T2566]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   98.300541][ T2566]  netif_change_flags (net/core/dev.c:9820)
[   98.300818][ T2566]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   98.301088][ T2566]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   98.301378][ T2566]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   98.301659][ T2566]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   98.301984][ T2566]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   98.302257][ T2566]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   98.302552][ T2566]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   98.302821][ T2566]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   98.303087][ T2566]  ? __kernel_text_address (kernel/extable.c:79)
[   98.303374][ T2566]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   98.303658][ T2566]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   98.303931][ T2566]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   98.304204][ T2566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   98.304487][ T2566]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   98.304764][ T2566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   98.305023][ T2566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   98.305285][ T2566]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   98.305578][ T2566]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   98.305846][ T2566]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   98.306115][ T2566]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   98.306410][ T2566]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   98.306696][ T2566]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   98.306968][ T2566]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   98.307240][ T2566]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   98.307530][ T2566]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   98.307800][ T2566]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   98.308062][ T2566]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   98.308345][ T2566]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   98.308635][ T2566]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   98.308903][ T2566]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   98.309160][ T2566]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   98.309444][ T2566]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   98.309724][ T2566]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   98.309992][ T2566]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   98.310261][ T2566]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   98.310554][ T2566]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   98.310826][ T2566]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   98.311097][ T2566]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   98.311379][ T2566]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   98.311664][ T2566]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   98.311934][ T2566]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   98.312201][ T2566]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   98.312498][ T2566]  ? 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))
[   98.312778][ T2566]  ? 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))
[   98.313043][ T2566]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   98.313311][ T2566]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   98.313606][ T2566]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   98.313879][ T2566]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   98.314148][ T2566]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   98.314436][ T2566]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   98.314717][ T2566]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   98.314989][ T2566]  ? copy_msghdr_from_user (net/socket.c:2635)
[   98.315256][ T2566]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   98.315597][ T2566]  ? move_addr_to_kernel (net/socket.c:258)
[   98.315872][ T2566]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   98.316138][ T2566]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   98.316427][ T2566]  ___sys_sendmsg (net/socket.c:2752)
[   98.316705][ T2566]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   98.317029][ T2566]  ? copy_msghdr_from_user (net/socket.c:2603)
[   98.317338][ T2566]  __sys_sendmsg (net/socket.c:2784)
[   98.317617][ T2566]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   98.317883][ T2566]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   98.318188][ T2566]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   98.318473][ T2566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   98.318753][ T2566]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   98.319021][ T2566]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   98.319290][ T2566]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   98.319577][ T2566]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   98.319898][ T2566] RIP: 0033:0x7f9097e5908e
[   98.320174][ T2566] 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
[   98.321004][ T2566] RSP: 002b:00007ffc248975f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   98.321393][ T2566] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9097e5908e
[   98.321766][ T2566] RDX: 0000000000000000 RSI: 00007ffc248976a0 RDI: 0000000000000005
[   98.322131][ T2566] RBP: 00007ffc24897600 R08: 0000000000000000 R09: 0000000000000000
[   98.322522][ T2566] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0db
[   98.322894][ T2566] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc24897d70
| [   98.731213][ T2590] ------------[ cut here ]------------
| [   98.731402][ T2590] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2590
| [   98.731686][ T2590] Modules linked in: vxlan
| [   98.732116][ T2590] Tainted: [W]=WARN
[   98.732221][ T2590] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   98.732403][ T2590] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   98.732586][ T2590] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   98.733084][ T2590] RSP: 0018:ffa0000004cb7090 EFLAGS: 00010286
[   98.733257][ T2590] RAX: 00000000ffffffa6 RBX: ff11000013759c40 RCX: 1ff4000000996dd8
[   98.733469][ T2590] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013759cfc
[   98.733683][ T2590] RBP: ff1100001b17c000 R08: 1fe22000026eb3a1 R09: ff1100001b795180
[   98.733888][ T2590] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   98.734094][ T2590] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   98.734303][ T2590] FS:  00007fd2c7035840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   98.734556][ T2590] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   98.734734][ T2590] CR2: 00007fd2c722e460 CR3: 000000001b654002 CR4: 0000000000771ef0
[   98.734944][ T2590] PKRU: 55555554
[   98.735049][ T2590] Call Trace:
[   98.735151][ T2590]  <TASK>
[   98.735223][ T2590]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   98.735366][ T2590]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   98.735514][ T2590]  notifier_call_chain (kernel/notifier.c:85)
[   98.735653][ T2590]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   98.735797][ T2590]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   98.735936][ T2590]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   98.736078][ T2590]  netdev_upper_dev_link (net/core/dev.c:8972)
[   98.736217][ T2590]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   98.736363][ T2590]  register_vlan_dev (net/8021q/vlan.c:183)
[   98.736510][ T2590]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   98.736650][ T2590]  vlan_newlink (net/8021q/vlan_netlink.c:194)
[   98.736785][ T2590]  ? nla_strscpy (lib/nlattr.c:795)
[   98.736923][ T2590]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   98.737065][ T2590]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   98.737207][ T2590]  ? __dev_get_by_name (net/core/dev.c:883)
[   98.737351][ T2590]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   98.737493][ T2590]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   98.737638][ T2590]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   98.737775][ T2590]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   98.737912][ T2590]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   98.738055][ T2590]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   98.738190][ T2590]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   98.738330][ T2590]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   98.738470][ T2590]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   98.738614][ T2590]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   98.738752][ T2590]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   98.738888][ T2590]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   98.739030][ T2590]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   98.739167][ T2590]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   98.739306][ T2590]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   98.739446][ T2590]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   98.739588][ T2590]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   98.739725][ T2590]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   98.739863][ T2590]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   98.740011][ T2590]  ? 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))
[   98.740149][ T2590]  ? 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))
[   98.740292][ T2590]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   98.740434][ T2590]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   98.740575][ T2590]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   98.740713][ T2590]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   98.740854][ T2590]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   98.740998][ T2590]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   98.741137][ T2590]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   98.741275][ T2590]  ? copy_msghdr_from_user (net/socket.c:2635)
[   98.741486][ T2590]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   98.741666][ T2590]  ? move_addr_to_kernel (net/socket.c:258)
[   98.741806][ T2590]  ___sys_sendmsg (net/socket.c:2752)
[   98.741945][ T2590]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   98.742081][ T2590]  ? copy_msghdr_from_user (net/socket.c:2603)
[   98.742227][ T2590]  ? 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))
[   98.742370][ T2590]  __sys_sendmsg (net/socket.c:2784)
[   98.742513][ T2590]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   98.742653][ T2590]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   98.742786][ T2590]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   98.742923][ T2590]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   98.743064][ T2590]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   98.743204][ T2590]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   98.743347][ T2590]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   98.743527][ T2590] RIP: 0033:0x7fd2c726f08e
[   98.743672][ T2590] 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
[   98.744163][ T2590] RSP: 002b:00007ffc4a7ee530 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   98.744373][ T2590] RAX: ffffffffffffffda RBX: 00007ffc4a7eecf0 RCX: 00007fd2c726f08e
[   98.744582][ T2590] RDX: 0000000000000000 RSI: 00007ffc4a7ee5e0 RDI: 0000000000000005
[   98.744786][ T2590] RBP: 00007ffc4a7ee540 R08: 0000000000000000 R09: 0000000000000000
[   98.744996][ T2590] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0db
[   98.745202][ T2590] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc4a7eecb0
| [   98.746838][ T2590] ------------[ cut here ]------------
| [   98.746973][ T2590] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2590
| [   98.747235][ T2590] Modules linked in: vxlan
| [   98.747654][ T2590] Tainted: [W]=WARN
[   98.747753][ T2590] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   98.747921][ T2590] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   98.748098][ T2590] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   98.748588][ T2590] RSP: 0018:ffa0000004cb71b0 EFLAGS: 00010286
[   98.748752][ T2590] RAX: 00000000ffffffa6 RBX: ff11000013759380 RCX: 1ff4000000996dfc
[   98.748951][ T2590] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001375943c
[   98.749147][ T2590] RBP: ff1100001942c000 R08: 1fe22000026eb289 R09: ff1100001b795180
[   98.749921][ T2590] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   98.750124][ T2590] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab76b3a0
[   98.750382][ T2590] FS:  00007fd2c7035840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   98.750625][ T2590] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   98.750846][ T2590] CR2: 00007fd2c722e460 CR3: 000000001b654002 CR4: 0000000000771ef0
[   98.751050][ T2590] PKRU: 55555554
[   98.751150][ T2590] Call Trace:
[   98.751249][ T2590]  <TASK>
[   98.751374][ T2590]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   98.751513][ T2590]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   98.751648][ T2590]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   98.751749][ T2590]  __dev_notify_flags (net/core/dev.c:9787)
[   98.751885][ T2590]  ? netdev_update_features (net/core/dev.c:11098)
[   98.752019][ T2590]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[   98.752184][ T2590]  ? netif_change_name (net/core/dev.c:1495)
[   98.752374][ T2590]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   98.752513][ T2590]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   98.752649][ T2590]  ? register_vlan_dev (net/8021q/vlan.c:196)
[   98.752788][ T2590]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[   98.752924][ T2590]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   98.753060][ T2590]  ? nla_strscpy (lib/nlattr.c:795)
[   98.753193][ T2590]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   98.753383][ T2590]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   98.753527][ T2590]  ? __dev_get_by_name (net/core/dev.c:883)
[   98.753660][ T2590]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   98.753798][ T2590]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   98.753938][ T2590]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   98.754075][ T2590]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   98.754210][ T2590]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   98.754398][ T2590]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   98.754535][ T2590]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   98.754666][ T2590]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   98.754809][ T2590]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   98.754949][ T2590]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   98.755081][ T2590]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   98.755215][ T2590]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   98.755405][ T2590]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   98.755545][ T2590]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   98.755684][ T2590]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   98.755816][ T2590]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   98.755951][ T2590]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   98.756086][ T2590]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   98.756218][ T2590]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   98.756412][ T2590]  ? 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))
[   98.756554][ T2590]  ? 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))
[   98.756688][ T2590]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   98.756822][ T2590]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   98.756956][ T2590]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   98.757091][ T2590]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   98.757227][ T2590]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   98.757418][ T2590]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   98.757561][ T2590]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   98.757694][ T2590]  ? copy_msghdr_from_user (net/socket.c:2635)
[   98.757828][ T2590]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   98.757995][ T2590]  ? move_addr_to_kernel (net/socket.c:258)
[   98.758134][ T2590]  ___sys_sendmsg (net/socket.c:2752)
[   98.758268][ T2590]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   98.758464][ T2590]  ? copy_msghdr_from_user (net/socket.c:2603)
[   98.758615][ T2590]  ? 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))
[   98.758750][ T2590]  __sys_sendmsg (net/socket.c:2784)
[   98.758884][ T2590]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   98.759023][ T2590]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   98.759157][ T2590]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   98.759293][ T2590]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   98.759482][ T2590]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   98.759621][ T2590]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   98.759753][ T2590]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   98.759923][ T2590] RIP: 0033:0x7fd2c726f08e
[   98.760064][ T2590] 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
[   98.760606][ T2590] RSP: 002b:00007ffc4a7ee530 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   98.760806][ T2590] RAX: ffffffffffffffda RBX: 00007ffc4a7eecf0 RCX: 00007fd2c726f08e
[   98.761008][ T2590] RDX: 0000000000000000 RSI: 00007ffc4a7ee5e0 RDI: 0000000000000005
[   98.761208][ T2590] RBP: 00007ffc4a7ee540 R08: 0000000000000000 R09: 0000000000000000
[   98.761465][ T2590] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0db
[   98.761668][ T2590] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc4a7eecb0
| [   98.814494][ T2592] ------------[ cut here ]------------
| [   98.814670][ T2592] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2592
| [   98.814933][ T2592] Modules linked in: vxlan
| [   98.815346][ T2592] Tainted: [W]=WARN
[   98.815444][ T2592] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   98.815612][ T2592] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   98.815780][ T2592] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   98.816249][ T2592] RSP: 0018:ffa0000004e07020 EFLAGS: 00010286
[   98.816420][ T2592] RAX: 00000000ffffffa6 RBX: ff110000129c8740 RCX: 1ff40000009c0dca
[   98.816625][ T2592] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129c87fc
[   98.816819][ T2592] RBP: ff1100001942c000 R08: 1fe2200002539101 R09: ff1100001b792e58
[   98.817018][ T2592] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   98.817212][ T2592] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   98.817412][ T2592] FS:  00007febc25b2840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   98.817645][ T2592] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   98.817810][ T2592] CR2: 00007febc28821a0 CR3: 0000000004b62001 CR4: 0000000000771ef0
[   98.818008][ T2592] PKRU: 55555554
[   98.818105][ T2592] Call Trace:
[   98.818201][ T2592]  <TASK>
[   98.818269][ T2592]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   98.818405][ T2592]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   98.818542][ T2592]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   98.818642][ T2592]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   98.818774][ T2592]  __dev_notify_flags (net/core/dev.c:9787)
[   98.818906][ T2592]  ? netif_change_name (net/core/dev.c:1495)
[   98.819039][ T2592]  ? __dev_change_flags (net/core/dev.c:9752)
[   98.819168][ T2592]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   98.819297][ T2592]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   98.819528][ T2592]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   98.819664][ T2592]  netif_change_flags (net/core/dev.c:9820)
[   98.819796][ T2592]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   98.819927][ T2592]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   98.820063][ T2592]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   98.820197][ T2592]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   98.820437][ T2592]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   98.820648][ T2592]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   98.820778][ T2592]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   98.820907][ T2592]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   98.821042][ T2592]  ? __kernel_text_address (kernel/extable.c:79)
[   98.821175][ T2592]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   98.821308][ T2592]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   98.821530][ T2592]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   98.821664][ T2592]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   98.821792][ T2592]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   98.821919][ T2592]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   98.822048][ T2592]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   98.822179][ T2592]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   98.822310][ T2592]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   98.822547][ T2592]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   98.822676][ T2592]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   98.822810][ T2592]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   98.822944][ T2592]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   98.823079][ T2592]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   98.823216][ T2592]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   98.823410][ T2592]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   98.823544][ T2592]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   98.823672][ T2592]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   98.823801][ T2592]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   98.823934][ T2592]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   98.824066][ T2592]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   98.824195][ T2592]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   98.824354][ T2592]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   98.824486][ T2592]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   98.824621][ T2592]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   98.824752][ T2592]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   98.824880][ T2592]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   98.825012][ T2592]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   98.825143][ T2592]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   98.825273][ T2592]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   98.825410][ T2592]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   98.825545][ T2592]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   98.825675][ T2592]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   98.825806][ T2592]  ? 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))
[   98.825937][ T2592]  ? 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))
[   98.826071][ T2592]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   98.826201][ T2592]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   98.826337][ T2592]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   98.826468][ T2592]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   98.826604][ T2592]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   98.826735][ T2592]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   98.826866][ T2592]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   98.827001][ T2592]  ? copy_msghdr_from_user (net/socket.c:2635)
[   98.827135][ T2592]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   98.827295][ T2592]  ? move_addr_to_kernel (net/socket.c:258)
[   98.827431][ T2592]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   98.827566][ T2592]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   98.827695][ T2592]  ___sys_sendmsg (net/socket.c:2752)
[   98.827823][ T2592]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   98.827986][ T2592]  ? copy_msghdr_from_user (net/socket.c:2603)
[   98.828129][ T2592]  __sys_sendmsg (net/socket.c:2784)
[   98.828266][ T2592]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   98.828400][ T2592]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   98.828570][ T2592]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   98.828701][ T2592]  ? 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)
[   98.828832][ T2592]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   98.828969][ T2592]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   98.829101][ T2592]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   98.829230][ T2592]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   98.829362][ T2592]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   98.829528][ T2592] RIP: 0033:0x7febc27ec08e
[   98.829663][ T2592] 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
[   98.830129][ T2592] RSP: 002b:00007ffe9cf79050 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   98.830327][ T2592] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007febc27ec08e
[   98.830526][ T2592] RDX: 0000000000000000 RSI: 00007ffe9cf79100 RDI: 0000000000000005
[   98.830720][ T2592] RBP: 00007ffe9cf79060 R08: 0000000000000000 R09: 0000000000000000
[   98.830913][ T2592] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0dc
[   98.831109][ T2592] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe9cf797d0
| [   99.367974][   T12] ------------[ cut here ]------------
| [   99.368147][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   99.368550][   T12] Modules linked in: vxlan
| [   99.368989][   T12] Tainted: [W]=WARN
[   99.369089][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.369253][   T12] Workqueue: netns cleanup_net
[   99.369405][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   99.369578][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   99.370047][   T12] RSP: 0018:ffa00000000c7750 EFLAGS: 00010286
[   99.370211][   T12] RAX: 00000000ffffffa6 RBX: ff11000010c57700 RCX: 1ff4000000018eb0
[   99.370461][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010c577bc
[   99.370677][   T12] RBP: ff1100001b2e1000 R08: 1fe220000218aef9 R09: ff11000001aed1d0
[   99.370870][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   99.371068][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   99.371260][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   99.371516][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.371679][   T12] CR2: 00007fb483373ac0 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   99.371872][   T12] PKRU: 55555554
[   99.371971][   T12] Call Trace:
[   99.372067][   T12]  <TASK>
[   99.372142][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.372285][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   99.372424][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   99.372563][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   99.372694][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   99.372855][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   99.372984][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   99.373110][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   99.373272][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   99.373406][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   99.373575][   T12] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   99.373713][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   99.373837][   T12]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   99.373999][   T12]  ? call_nexthop_notifiers (net/ipv4/nexthop.c:254 (discriminator 2))
[   99.374131][   T12] vxlan_exit_rtnl (drivers/net/vxlan/vxlan_core.c:4942 drivers/net/vxlan/vxlan_core.c:4953) vxlan
[   99.374262][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   99.374452][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   99.374584][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   99.374712][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   99.374840][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   99.374971][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   99.375105][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.375228][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.375375][   T12]  process_one_work (kernel/workqueue.c:3314)
[   99.375510][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   99.375637][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.375769][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   99.375897][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   99.376026][   T12]  kthread (kernel/kthread.c:436)
[   99.376123][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   99.376278][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.376409][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   99.376544][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   99.376700][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   99.376827][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.376955][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   99.378850][   T12] ------------[ cut here ]------------
| [   99.379032][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   99.379302][   T12] Modules linked in: vxlan
| [   99.379830][   T12] Tainted: [W]=WARN
[   99.379928][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.380176][   T12] Workqueue: netns cleanup_net
[   99.380309][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   99.380483][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   99.380954][   T12] RSP: 0018:ffa00000000c7750 EFLAGS: 00010286
[   99.381116][   T12] RAX: 00000000ffffffa6 RBX: ff11000010c571c0 RCX: 1ff4000000018eb0
[   99.381304][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010c5727c
[   99.381503][   T12] RBP: ff1100001b2e1000 R08: 1fe220000218ae51 R09: ff11000001aed1d0
[   99.381691][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   99.381880][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   99.382076][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   99.382304][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.382467][   T12] CR2: 00007fb483373ac0 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   99.382666][   T12] PKRU: 55555554
[   99.382763][   T12] Call Trace:
[   99.382860][   T12]  <TASK>
[   99.382927][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.383057][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   99.383184][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   99.383403][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   99.383537][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   99.383696][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   99.383824][   T12]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   99.384068][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   99.384198][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   99.384363][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   99.384491][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   99.384738][   T12] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   99.384867][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   99.384997][   T12]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   99.385236][   T12]  ? call_nexthop_notifiers (net/ipv4/nexthop.c:254 (discriminator 2))
[   99.385378][   T12] vxlan_exit_rtnl (drivers/net/vxlan/vxlan_core.c:4942 drivers/net/vxlan/vxlan_core.c:4953) vxlan
[   99.385511][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   99.385640][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   99.385848][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   99.385980][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   99.386106][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   99.386237][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   99.386371][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.386499][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.386625][   T12]  process_one_work (kernel/workqueue.c:3314)
[   99.386753][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   99.386964][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.387098][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   99.387234][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   99.387363][   T12]  kthread (kernel/kthread.c:436)
[   99.387545][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   99.387704][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.387828][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   99.387956][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   99.388192][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   99.388326][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.388451][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   99.390462][   T12] ------------[ cut here ]------------
| [   99.390639][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   99.390898][   T12] Modules linked in: vxlan
| [   99.391362][   T12] Tainted: [W]=WARN
[   99.391461][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.391633][   T12] Workqueue: netns cleanup_net
[   99.391773][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   99.391944][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   99.392428][   T12] RSP: 0018:ffa00000000c77b0 EFLAGS: 00010286
[   99.392608][   T12] RAX: 00000000ffffffa6 RBX: ff11000010c57540 RCX: 1ff4000000018ebc
[   99.392802][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010c575fc
[   99.392998][   T12] RBP: ff1100001adea000 R08: 1fe220000218aec1 R09: ff11000001aed1d0
[   99.393191][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[   99.393390][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   99.393596][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   99.393824][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.393987][   T12] CR2: 00007fff72066e98 CR3: 0000000012f44005 CR4: 0000000000771ef0
[   99.394183][   T12] PKRU: 55555554
[   99.394280][   T12] Call Trace:
[   99.394383][   T12]  <TASK>
[   99.394450][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   99.394588][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   99.394686][   T12]  __dev_notify_flags (net/core/dev.c:9787)
[   99.394816][   T12]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   99.394954][   T12]  ? netdev_notice (net/core/dev.c:13008)
[   99.395084][   T12]  ? netif_change_name (net/core/dev.c:1495)
[   99.395220][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.395353][   T12]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[   99.395482][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   99.395623][   T12]  __dev_set_promiscuity (net/core/dev.c:9630)
[   99.395752][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   99.395880][   T12]  netif_set_promiscuity (net/core/dev.c:9639)
[   99.396013][   T12]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   99.396142][   T12]  dev_set_promiscuity (net/core/dev_api.c:288)
[   99.396272][   T12]  del_nbp (net/bridge/br_if.c:254 net/bridge/br_if.c:340)
[   99.396378][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[   99.396512][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[   99.396643][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   99.396773][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   99.396899][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   99.397032][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   99.397158][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   99.397283][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   99.397417][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.397549][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.397678][   T12]  process_one_work (kernel/workqueue.c:3314)
[   99.397809][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   99.397936][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.398068][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   99.398197][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   99.398327][   T12]  kthread (kernel/kthread.c:436)
[   99.398422][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   99.398586][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.398713][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   99.398844][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   99.399005][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   99.399132][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.399263][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   99.401491][   T12] ------------[ cut here ]------------
| [   99.401621][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   99.401862][   T12] Modules linked in: vxlan
| [   99.402274][   T12] Tainted: [W]=WARN
[   99.402382][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.402542][   T12] Workqueue: netns cleanup_net
[   99.402671][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   99.402834][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   99.403284][   T12] RSP: 0018:ffa00000000c77d0 EFLAGS: 00010286
[   99.403447][   T12] RAX: 00000000ffffffa6 RBX: ff11000010b91000 RCX: 1ff4000000018ec0
[   99.403641][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010b910bc
[   99.403828][   T12] RBP: ff1100001adea000 R08: 1fe2200002172219 R09: ff11000001aed1d0
[   99.404014][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   99.404204][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   99.404396][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   99.404617][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.404781][   T12] CR2: 00007fff72066e98 CR3: 0000000012f44005 CR4: 0000000000771ef0
[   99.404972][   T12] PKRU: 55555554
[   99.405065][   T12] Call Trace:
[   99.405158][   T12]  <TASK>
[   99.405223][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.405352][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   99.405476][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   99.405611][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   99.405737][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   99.405894][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   99.406026][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   99.406150][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   99.406273][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   99.406435][   T12]  ? br_manage_promisc (net/bridge/br_if.c:174)
[   99.406572][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.406698][   T12]  del_nbp (net/bridge/br_if.c:363)
[   99.406795][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[   99.406922][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[   99.407050][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   99.407178][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   99.407302][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   99.407435][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   99.407566][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   99.407689][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   99.407814][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.407936][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.408065][   T12]  process_one_work (kernel/workqueue.c:3314)
[   99.408193][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   99.408320][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.408451][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   99.408586][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   99.408711][   T12]  kthread (kernel/kthread.c:436)
[   99.408805][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   99.408964][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.409089][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   99.409213][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   99.409375][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   99.409504][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.409628][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   99.411525][   T12] ------------[ cut here ]------------
| [   99.411649][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   99.411895][   T12] Modules linked in: vxlan
| [   99.412313][   T12] Tainted: [W]=WARN
[   99.412962][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.413179][   T12] Workqueue: netns cleanup_net
[   99.413310][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   99.413539][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   99.414001][   T12] RSP: 0018:ffa00000000c77b0 EFLAGS: 00010286
[   99.414161][   T12] RAX: 00000000ffffffa6 RBX: ff11000010b90740 RCX: 1ff4000000018ebc
[   99.414406][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010b907fc
[   99.414601][   T12] RBP: ff1100001a5b1000 R08: 1fe2200002172101 R09: ff11000001aed1d0
[   99.414789][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[   99.414982][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   99.415177][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   99.415455][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.415628][   T12] CR2: 00007fff72066e98 CR3: 0000000012f44005 CR4: 0000000000771ef0
[   99.415819][   T12] PKRU: 55555554
[   99.415914][   T12] Call Trace:
[   99.416016][   T12]  <TASK>
[   99.416081][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   99.416210][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   99.416308][   T12]  __dev_notify_flags (net/core/dev.c:9787)
[   99.416487][   T12]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   99.416618][   T12]  ? netdev_notice (net/core/dev.c:13008)
[   99.416746][   T12]  ? netif_change_name (net/core/dev.c:1495)
[   99.416873][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.417008][   T12]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[   99.417135][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   99.417262][   T12]  __dev_set_promiscuity (net/core/dev.c:9630)
[   99.417441][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   99.417573][   T12]  netif_set_promiscuity (net/core/dev.c:9639)
[   99.417698][   T12]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   99.417825][   T12]  dev_set_promiscuity (net/core/dev_api.c:288)
[   99.417954][   T12]  del_nbp (net/bridge/br_if.c:254 net/bridge/br_if.c:340)
[   99.418050][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   99.418178][   T12]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   99.418389][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[   99.418525][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[   99.418656][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   99.418787][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   99.418914][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   99.419047][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   99.419177][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   99.419302][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   99.419485][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.419618][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.419746][   T12]  process_one_work (kernel/workqueue.c:3314)
[   99.419876][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   99.420006][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.420136][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   99.420267][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   99.420450][   T12]  kthread (kernel/kthread.c:436)
[   99.420553][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   99.420715][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.420843][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   99.420975][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   99.421139][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   99.421268][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.421450][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   99.429773][   T12] ------------[ cut here ]------------
| [   99.429910][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   99.430164][   T12] Modules linked in: vxlan
| [   99.430590][   T12] Tainted: [W]=WARN
[   99.430687][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.430839][   T12] Workqueue: netns cleanup_net
[   99.430969][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   99.431130][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   99.431582][   T12] RSP: 0018:ffa00000000c77d0 EFLAGS: 00010286
[   99.431743][   T12] RAX: 00000000ffffffa6 RBX: ff11000010b91e00 RCX: 1ff4000000018ec0
[   99.431926][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010b91ebc
[   99.432115][   T12] RBP: ff1100001a5b1000 R08: 1fe22000021723d9 R09: ff11000001aed1d0
[   99.432298][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   99.432489][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   99.432685][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   99.432903][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.433061][   T12] CR2: 00007fb483373ac0 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   99.433249][   T12] PKRU: 55555554
[   99.433348][   T12] Call Trace:
[   99.433443][   T12]  <TASK>
[   99.433512][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.433639][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   99.433767][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   99.433894][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   99.434021][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   99.434181][   T12]  ? fdb_delete_local (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 net/bridge/br_fdb.c:365)
[   99.434307][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   99.434439][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   99.434568][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   99.434729][   T12]  ? br_manage_promisc (net/bridge/br_if.c:152 (discriminator 1))
[   99.434853][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.434981][   T12]  del_nbp (net/bridge/br_if.c:363)
[   99.435077][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[   99.435202][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[   99.435330][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   99.435457][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   99.435590][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   99.435721][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   99.435845][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   99.435972][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   99.436097][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.436221][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.436352][   T12]  process_one_work (kernel/workqueue.c:3314)
[   99.436480][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   99.436614][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.436743][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   99.436877][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   99.437009][   T12]  kthread (kernel/kthread.c:436)
[   99.437102][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   99.437262][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.437391][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   99.437521][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   99.437681][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   99.437805][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.437930][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   99.440239][   T12] ------------[ cut here ]------------
| [   99.440776][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   99.441029][   T12] Modules linked in: vxlan
| [   99.441457][   T12] Tainted: [W]=WARN
[   99.441558][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.441715][   T12] Workqueue: netns cleanup_net
[   99.441845][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   99.442016][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   99.442474][   T12] RSP: 0018:ffa00000000c77b0 EFLAGS: 00010286
[   99.442639][   T12] RAX: 00000000ffffffa6 RBX: ff11000010b90e40 RCX: 1ff4000000018ebc
[   99.442826][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010b90efc
[   99.443018][   T12] RBP: ff1100001b6ba000 R08: 1fe22000021721e1 R09: ff11000001aed1d0
[   99.443210][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000100
[   99.443408][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   99.443606][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   99.443828][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.443990][   T12] CR2: 00007fb483373ac0 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   99.444181][   T12] PKRU: 55555554
[   99.444276][   T12] Call Trace:
[   99.444377][   T12]  <TASK>
[   99.444443][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   99.444576][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   99.444674][   T12]  __dev_notify_flags (net/core/dev.c:9787)
[   99.444804][   T12]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   99.444932][   T12]  ? netdev_notice (net/core/dev.c:13008)
[   99.445070][   T12]  ? netif_change_name (net/core/dev.c:1495)
[   99.445199][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.445330][   T12]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[   99.445457][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   99.445593][   T12]  __dev_set_promiscuity (net/core/dev.c:9630)
[   99.445728][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   99.445856][   T12]  netif_set_promiscuity (net/core/dev.c:9639)
[   99.445984][   T12]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   99.446113][   T12]  dev_set_promiscuity (net/core/dev_api.c:288)
[   99.446243][   T12]  del_nbp (net/bridge/br_if.c:254 net/bridge/br_if.c:340)
[   99.446349][   T12]  ? kernfs_put.part.0 (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:1383 fs/kernfs/dir.c:622)
[   99.446482][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[   99.446620][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[   99.446753][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   99.446882][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   99.447011][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   99.447141][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   99.447272][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   99.447404][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   99.447540][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.447668][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.447798][   T12]  process_one_work (kernel/workqueue.c:3314)
[   99.447929][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   99.448060][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.448192][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   99.448329][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   99.448457][   T12]  kthread (kernel/kthread.c:436)
[   99.448560][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   99.448721][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.448849][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   99.448982][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   99.449141][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   99.449270][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.449403][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   99.451463][   T12] ------------[ cut here ]------------
| [   99.451594][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   99.451836][   T12] Modules linked in: vxlan
| [   99.452244][   T12] Tainted: [W]=WARN
[   99.452830][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.452987][   T12] Workqueue: netns cleanup_net
[   99.453116][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   99.453289][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   99.453787][   T12] RSP: 0018:ffa00000000c77d0 EFLAGS: 00010286
[   99.453948][   T12] RAX: 00000000ffffffa6 RBX: ff110000141aba80 RCX: 1ff4000000018ec0
[   99.454136][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000141abb3c
[   99.454374][   T12] RBP: ff1100001b6ba000 R08: 1fe2200002835769 R09: ff11000001aed1d0
[   99.454565][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   99.454750][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   99.454938][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   99.455156][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.455313][   T12] CR2: 00007fb483373ac0 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   99.455563][   T12] PKRU: 55555554
[   99.455656][   T12] Call Trace:
[   99.455748][   T12]  <TASK>
[   99.455812][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.455941][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   99.456068][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   99.456197][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   99.456377][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   99.456540][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   99.456665][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   99.456791][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   99.456918][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   99.457080][   T12]  ? br_manage_promisc (net/bridge/br_if.c:174)
[   99.457214][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.457396][   T12]  del_nbp (net/bridge/br_if.c:363)
[   99.457494][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[   99.457631][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[   99.457757][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   99.457883][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   99.458013][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   99.458141][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   99.458274][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   99.458458][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   99.458595][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.458721][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.458847][   T12]  process_one_work (kernel/workqueue.c:3314)
[   99.458980][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   99.459104][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.459234][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   99.459414][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   99.459543][   T12]  kthread (kernel/kthread.c:436)
[   99.459638][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   99.459795][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.459924][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   99.460053][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   99.460211][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   99.460389][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.460520][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   99.462975][   T12] ------------[ cut here ]------------
| [   99.463099][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   99.463362][   T12] Modules linked in: vxlan
| [   99.463792][   T12] Tainted: [W]=WARN
[   99.463890][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.464051][   T12] Workqueue: netns cleanup_net
[   99.464184][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   99.464358][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   99.464826][   T12] RSP: 0018:ffa00000000c77b0 EFLAGS: 00010286
[   99.464988][   T12] RAX: 00000000ffffffa6 RBX: ff110000141aa740 RCX: 1ff4000000018ebc
[   99.465181][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000141aa7fc
[   99.465387][   T12] RBP: ff11000015b41000 R08: 1fe2200002835501 R09: ff11000001aed1d0
[   99.465583][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[   99.465773][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   99.465972][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   99.466199][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.466365][   T12] CR2: 00007fff72066e98 CR3: 0000000012f44005 CR4: 0000000000771ef0
[   99.466566][   T12] PKRU: 55555554
[   99.466661][   T12] Call Trace:
[   99.466756][   T12]  <TASK>
[   99.466822][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   99.466956][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   99.467054][   T12]  __dev_notify_flags (net/core/dev.c:9787)
[   99.467183][   T12]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[   99.467312][   T12]  ? netdev_notice (net/core/dev.c:13008)
[   99.467452][   T12]  ? netif_change_name (net/core/dev.c:1495)
[   99.467593][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.467722][   T12]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[   99.467850][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   99.467984][   T12]  __dev_set_promiscuity (net/core/dev.c:9630)
[   99.468111][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   99.468240][   T12]  netif_set_promiscuity (net/core/dev.c:9639)
[   99.468373][   T12]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   99.468506][   T12]  dev_set_promiscuity (net/core/dev_api.c:288)
[   99.468636][   T12]  del_nbp (net/bridge/br_if.c:254 net/bridge/br_if.c:340)
[   99.468734][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   99.468864][   T12]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   99.469027][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[   99.469161][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[   99.469295][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   99.469436][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   99.469568][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   99.469700][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   99.469832][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   99.469962][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   99.470091][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.470220][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.470356][   T12]  process_one_work (kernel/workqueue.c:3314)
[   99.470489][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   99.470621][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.470754][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   99.470893][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   99.471024][   T12]  kthread (kernel/kthread.c:436)
[   99.471120][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   99.471278][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.471412][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   99.471552][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   99.471712][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   99.471842][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.471976][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   99.474103][   T12] ------------[ cut here ]------------
| [   99.474228][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   99.474479][   T12] Modules linked in: vxlan
| [   99.474891][   T12] Tainted: [W]=WARN
[   99.474987][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.475142][   T12] Workqueue: netns cleanup_net
[   99.475271][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   99.476007][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   99.476515][   T12] RSP: 0018:ffa00000000c77d0 EFLAGS: 00010286
[   99.476722][   T12] RAX: 00000000ffffffa6 RBX: ff11000005a14ac0 RCX: 1ff4000000018ec0
[   99.476906][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005a14b7c
[   99.477092][   T12] RBP: ff11000015b41000 R08: 1fe2200000b42971 R09: ff11000001aed1d0
[   99.477275][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   99.477522][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   99.477706][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   99.477922][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.478077][   T12] CR2: 00007fff72066e98 CR3: 0000000012f44005 CR4: 0000000000771ef0
[   99.478268][   T12] PKRU: 55555554
[   99.478412][   T12] Call Trace:
[   99.478510][   T12]  <TASK>
[   99.478575][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.478699][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   99.478823][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   99.478952][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   99.479078][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   99.479239][   T12]  ? fdb_delete_local (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 net/bridge/br_fdb.c:365)
[   99.479411][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   99.479542][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   99.479666][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   99.479819][   T12]  ? br_manage_promisc (net/bridge/br_if.c:152 (discriminator 1))
[   99.479946][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.480070][   T12]  del_nbp (net/bridge/br_if.c:363)
[   99.480167][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[   99.480294][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[   99.480424][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[   99.480555][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   99.480698][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   99.480830][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   99.480956][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   99.481078][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   99.481208][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.481337][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.481460][   T12]  process_one_work (kernel/workqueue.c:3314)
[   99.481594][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   99.481723][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.481850][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   99.481983][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   99.482107][   T12]  kthread (kernel/kthread.c:436)
[   99.482204][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   99.482366][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.482489][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   99.482619][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   99.482773][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   99.482896][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.483024][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   99.485603][   T12] ------------[ cut here ]------------
| [   99.485729][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   99.485968][   T12] Modules linked in: vxlan
| [   99.486829][   T12] Tainted: [W]=WARN
[   99.486919][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.487069][   T12] Workqueue: netns cleanup_net
[   99.487193][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   99.487419][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   99.487859][   T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286
[   99.488010][   T12] RAX: 00000000ffffffa6 RBX: ff110000129c9c40 RCX: 1ff4000000018ec7
[   99.488188][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129c9cfc
[   99.488553][   T12] RBP: ff1100001b6ba000 R08: 1fe22000025393a1 R09: ff11000001aed1d0
[   99.488731][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   99.488911][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001adea000
[   99.489175][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   99.489439][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.489595][   T12] CR2: 00007fff72066e98 CR3: 0000000012f44005 CR4: 0000000000771ef0
[   99.489775][   T12] PKRU: 55555554
[   99.489868][   T12] Call Trace:
[   99.489961][   T12]  <TASK>
[   99.490024][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   99.490147][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   99.490243][   T12]  netif_close_many (net/core/dev.c:1804)
[   99.490414][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   99.490548][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   99.490703][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   99.490858][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   99.490985][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   99.491135][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   99.491255][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   99.491426][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   99.491553][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.491672][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   99.491799][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   99.491919][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   99.492039][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   99.492165][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   99.492290][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   99.492459][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   99.492584][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.492701][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.492822][   T12]  process_one_work (kernel/workqueue.c:3314)
[   99.492950][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   99.493071][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.493194][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   99.493367][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   99.493485][   T12]  kthread (kernel/kthread.c:436)
[   99.493580][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   99.493732][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.493851][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   99.493978][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   99.494132][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   99.494256][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.494426][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   99.496501][   T12] ------------[ cut here ]------------
| [   99.496629][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   99.496870][   T12] Modules linked in: vxlan
| [   99.497270][   T12] Tainted: [W]=WARN
[   99.497370][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.497529][   T12] Workqueue: netns cleanup_net
[   99.497652][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   99.497806][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   99.498230][   T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286
[   99.498386][   T12] RAX: 00000000ffffffa6 RBX: ff11000013596c80 RCX: 1ff4000000018ec7
[   99.498567][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013596d3c
[   99.498749][   T12] RBP: ff1100001adea000 R08: 1fe22000026b2da9 R09: ff11000001aed1d0
[   99.498927][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   99.499115][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001b25a000
[   99.499299][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   99.499532][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.499681][   T12] CR2: 00007fb483533888 CR3: 000000000d14d001 CR4: 0000000000771ef0
[   99.499861][   T12] PKRU: 55555554
[   99.499952][   T12] Call Trace:
[   99.500046][   T12]  <TASK>
[   99.500108][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   99.500233][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   99.500359][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   99.500451][   T12]  netif_close_many (net/core/dev.c:1804)
[   99.500577][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   99.500696][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   99.500844][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   99.500997][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   99.501119][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   99.501267][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   99.501396][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   99.501525][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   99.501650][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.501772][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   99.501893][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   99.502014][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   99.502133][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   99.502259][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   99.502386][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   99.502508][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   99.502629][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.502752][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.502878][   T12]  process_one_work (kernel/workqueue.c:3314)
[   99.503003][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   99.503127][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.503256][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   99.503388][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   99.503510][   T12]  kthread (kernel/kthread.c:436)
[   99.503602][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   99.503750][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.503870][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   99.503992][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   99.504141][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   99.504266][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.504391][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   99.506332][   T12] ------------[ cut here ]------------
| [   99.506451][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   99.506693][   T12] Modules linked in: vxlan
| [   99.507090][   T12] Tainted: [W]=WARN
[   99.507183][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.507341][   T12] Workqueue: netns cleanup_net
[   99.507471][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   99.507633][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   99.508068][   T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286
[   99.508222][   T12] RAX: 00000000ffffffa6 RBX: ff1100001311ce40 RCX: 1ff4000000018ec7
[   99.508407][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001311cefc
[   99.508588][   T12] RBP: ff1100001b25a000 R08: 1fe22000026239e1 R09: ff11000001aed1d0
[   99.508772][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   99.508951][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000159fa000
[   99.509130][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   99.509344][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.509501][   T12] CR2: 00007fb483533888 CR3: 000000000d14d001 CR4: 0000000000771ef0
[   99.509686][   T12] PKRU: 55555554
[   99.509775][   T12] Call Trace:
[   99.509865][   T12]  <TASK>
[   99.509927][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   99.510050][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   99.510171][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   99.510264][   T12]  netif_close_many (net/core/dev.c:1804)
[   99.510390][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   99.510513][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   99.510663][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   99.510814][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   99.510935][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   99.511085][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   99.511207][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   99.511332][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   99.511451][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.511574][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   99.511702][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   99.511827][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   99.511951][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   99.512073][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   99.512193][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   99.512311][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   99.512436][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.512560][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.512680][   T12]  process_one_work (kernel/workqueue.c:3314)
[   99.512802][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   99.512921][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.513044][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   99.513166][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   99.513286][   T12]  kthread (kernel/kthread.c:436)
[   99.513382][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   99.513541][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.513660][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   99.513779][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   99.513928][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   99.514050][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.514168][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   99.522756][   T12] ------------[ cut here ]------------
| [   99.522882][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   99.523120][   T12] Modules linked in: vxlan
| [   99.523521][   T12] Tainted: [W]=WARN
[   99.523611][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.523765][   T12] Workqueue: netns cleanup_net
[   99.523888][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   99.524042][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   99.524470][   T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286
[   99.524624][   T12] RAX: 00000000ffffffa6 RBX: ff1100001345e580 RCX: 1ff4000000018ec7
[   99.524803][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001345e63c
[   99.524982][   T12] RBP: ff110000159fa000 R08: 1fe220000268bcc9 R09: ff11000001aed1d0
[   99.525159][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   99.525347][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0
[   99.525536][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   99.525744][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.525892][   T12] CR2: 00007fb483533888 CR3: 000000000d14d001 CR4: 0000000000771ef0
[   99.526072][   T12] PKRU: 55555554
[   99.526160][   T12] Call Trace:
[   99.526249][   T12]  <TASK>
[   99.526311][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   99.526442][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   99.526566][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   99.526658][   T12]  netif_close_many (net/core/dev.c:1804)
[   99.526779][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   99.526900][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   99.527054][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   99.527206][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   99.527331][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   99.527485][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   99.527611][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   99.527735][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   99.527858][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.527980][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   99.528102][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   99.528224][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   99.528353][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   99.528475][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   99.528600][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   99.528722][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   99.528843][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.528970][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.529169][   T12]  process_one_work (kernel/workqueue.c:3314)
[   99.529293][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   99.529419][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.529550][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   99.529753][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   99.529873][   T12]  kthread (kernel/kthread.c:436)
[   99.529966][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   99.530112][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.530309][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   99.530435][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   99.530588][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   99.530706][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.530900][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   99.533586][   T12] ------------[ cut here ]------------
| [   99.533705][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   99.534003][   T12] Modules linked in: vxlan
| [   99.534870][   T12] Tainted: [W]=WARN
[   99.534961][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.535102][   T12] Workqueue: netns cleanup_net
[   99.535267][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   99.535466][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   99.535886][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   99.536034][   T12] RAX: 00000000ffffffa6 RBX: ff11000012a61a80 RCX: 1ff4000000018eed
[   99.536204][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012a61b3c
[   99.536423][   T12] RBP: ff1100001aa89000 R08: 1fe220000254c369 R09: ff11000001aed1d0
[   99.536599][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   99.536769][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   99.536942][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   99.537145][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.537293][   T12] CR2: 00007fb483533888 CR3: 000000000d14d001 CR4: 0000000000771ef0
[   99.537520][   T12] PKRU: 55555554
[   99.537606][   T12] Call Trace:
[   99.537692][   T12]  <TASK>
[   99.537751][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   99.537903][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   99.538052][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   99.538168][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   99.538284][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.538444][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   99.538565][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   99.538681][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   99.538794][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   99.538911][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   99.539029][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   99.539145][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   99.539261][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.539424][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.539545][   T12]  process_one_work (kernel/workqueue.c:3314)
[   99.539663][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   99.539776][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.539896][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   99.540017][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   99.540130][   T12]  kthread (kernel/kthread.c:436)
[   99.540215][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   99.540404][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.540594][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   99.540707][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   99.540851][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   99.541039][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.541153][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   99.543880][   T12] ------------[ cut here ]------------
| [   99.544002][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   99.544226][   T12] Modules linked in: vxlan
| [   99.544954][   T12] Tainted: [W]=WARN
[   99.545089][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.545232][   T12] Workqueue: netns cleanup_net
[   99.545400][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   99.545556][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   99.545977][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   99.546122][   T12] RAX: 00000000ffffffa6 RBX: ff11000012b0b380 RCX: 1ff4000000018eed
[   99.546293][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0b43c
[   99.546517][   T12] RBP: ff11000013d21000 R08: 1fe2200002561689 R09: ff11000001aed1d0
[   99.546690][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   99.546860][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   99.547034][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[   99.547235][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.547426][   T12] CR2: 00007fb483533888 CR3: 000000000d14d001 CR4: 0000000000771ef0
[   99.547604][   T12] PKRU: 55555554
[   99.547689][   T12] Call Trace:
[   99.547773][   T12]  <TASK>
[   99.547834][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   99.547983][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   99.548126][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   99.548241][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   99.548405][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.548529][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   99.548647][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   99.548764][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   99.548878][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   99.548999][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   99.549114][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   99.549230][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   99.549395][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.549514][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.549630][   T12]  process_one_work (kernel/workqueue.c:3314)
[   99.549748][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   99.549861][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.550054][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   99.550174][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   99.550288][   T12]  kthread (kernel/kthread.c:436)
[   99.550426][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   99.550573][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.550687][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   99.550802][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   99.551020][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   99.551136][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.551253][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   99.560387][   T12] ------------[ cut here ]------------
| [   99.560524][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   99.560764][   T12] Modules linked in: vxlan
| [   99.561150][   T12] Tainted: [W]=WARN
[   99.561235][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.562218][   T12] Workqueue: netns cleanup_net
[   99.562380][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   99.562551][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   99.562957][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   99.563102][   T12] RAX: 00000000ffffffa6 RBX: ff110000135963c0 RCX: 1ff4000000018eed
[   99.563274][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001359647c
[   99.563453][   T12] RBP: ff11000017499000 R08: 1fe22000026b2c91 R09: ff11000001aed1d0
[   99.563629][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   99.563798][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   99.563974][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   99.564172][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.564330][   T12] CR2: 00007fb483373ac0 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   99.564513][   T12] PKRU: 55555554
[   99.564599][   T12] Call Trace:
[   99.564685][   T12]  <TASK>
[   99.564745][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   99.564892][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   99.565037][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   99.565151][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   99.565267][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.565388][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   99.565510][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   99.565626][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   99.565741][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   99.565863][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   99.565980][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   99.566093][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   99.566208][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.566329][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.566449][   T12]  process_one_work (kernel/workqueue.c:3314)
[   99.566571][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   99.566686][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.566809][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   99.566928][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   99.567047][   T12]  kthread (kernel/kthread.c:436)
[   99.567134][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   99.567275][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.567446][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   99.567566][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   99.567709][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   99.567822][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.567937][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   99.570019][   T12] ------------[ cut here ]------------
| [   99.570134][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   99.570367][   T12] Modules linked in: vxlan
| [   99.570749][   T12] Tainted: [W]=WARN
[   99.570835][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.570986][   T12] Workqueue: netns cleanup_net
[   99.571104][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   99.571253][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   99.571679][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   99.571824][   T12] RAX: 00000000ffffffa6 RBX: ff110000141ab8c0 RCX: 1ff4000000018eed
[   99.571997][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000141ab97c
[   99.572167][   T12] RBP: ff11000015ee9000 R08: 1fe2200002835731 R09: ff11000001aed1d0
[   99.572346][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   99.572521][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   99.572693][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   99.572892][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.573045][   T12] CR2: 00007fb483373ac0 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   99.573217][   T12] PKRU: 55555554
[   99.573311][   T12] Call Trace:
[   99.573401][   T12]  <TASK>
[   99.573462][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   99.573612][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   99.573753][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   99.573867][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   99.573985][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.574098][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   99.574216][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   99.574338][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   99.574451][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   99.574576][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   99.574691][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   99.574806][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   99.574921][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.575036][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.575156][   T12]  process_one_work (kernel/workqueue.c:3314)
[   99.575274][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   99.575393][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.575515][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   99.575636][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   99.575750][   T12]  kthread (kernel/kthread.c:436)
[   99.575836][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   99.575980][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.576095][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   99.576209][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   99.576356][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   99.576472][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.576592][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   99.578784][   T12] ------------[ cut here ]------------
| [   99.578920][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   99.579157][   T12] Modules linked in: vxlan
| [   99.579606][   T12] Tainted: [W]=WARN
[   99.579693][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.579836][   T12] Workqueue: netns cleanup_net
[   99.579961][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   99.580110][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   99.580577][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   99.580719][   T12] RAX: 00000000ffffffa6 RBX: ff11000015a2f8c0 RCX: 1ff4000000018eed
[   99.580935][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000015a2f97c
[   99.581112][   T12] RBP: ff1100001ad6c000 R08: 1fe2200002b45f31 R09: ff11000001aed1d0
[   99.581283][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   99.581507][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   99.581681][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   99.581880][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.582028][   T12] CR2: 00007fb483373ac0 CR3: 000000000d14d003 CR4: 0000000000771ef0
[   99.582202][   T12] PKRU: 55555554
[   99.582288][   T12] Call Trace:
[   99.582421][   T12]  <TASK>
[   99.582482][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   99.582635][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   99.582777][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   99.582897][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   99.583015][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.583128][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   99.583249][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   99.583415][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   99.583535][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   99.583656][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   99.583771][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   99.583884][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   99.584007][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.584120][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.584237][   T12]  process_one_work (kernel/workqueue.c:3314)
[   99.584401][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   99.584523][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.584646][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   99.584763][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   99.584876][   T12]  kthread (kernel/kthread.c:436)
[   99.584971][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   99.585112][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.585235][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   99.585397][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   99.585547][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   99.585662][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.585783][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   99.598779][   T12] ------------[ cut here ]------------
| [   99.599027][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   99.600850][   T12] Modules linked in: vxlan
| [   99.601637][   T12] Tainted: [W]=WARN
[   99.601834][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.602110][   T12] Workqueue: netns cleanup_net
[   99.602382][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   99.602699][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   99.603451][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   99.603752][   T12] RAX: 00000000ffffffa6 RBX: ff11000015a2e200 RCX: 1ff4000000018eed
[   99.604090][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000015a2e2bc
[   99.604447][   T12] RBP: ff1100001b6ba000 R08: 1fe2200002b45c59 R09: ff11000001aed1d0
[   99.604793][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   99.605128][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   99.605483][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   99.605877][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.606151][   T12] CR2: 00007f852de3c000 CR3: 000000000d14d006 CR4: 0000000000771ef0
[   99.606513][   T12] PKRU: 55555554
[   99.606715][   T12] Call Trace:
[   99.606912][   T12]  <TASK>
[   99.607061][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   99.607380][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   99.607683][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   99.607935][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   99.608181][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.608445][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   99.608704][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   99.608956][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   99.609198][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   99.609470][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   99.609732][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   99.610008][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   99.610253][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.610531][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.610783][   T12]  process_one_work (kernel/workqueue.c:3314)
[   99.611038][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   99.611287][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.611611][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   99.611869][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   99.612116][   T12]  kthread (kernel/kthread.c:436)
[   99.612336][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   99.612641][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.612891][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   99.613140][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   99.613459][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   99.613717][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.613963][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   99.619184][   T12] ------------[ cut here ]------------
| [   99.619443][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   99.619876][   T12] Modules linked in: vxlan
| [   99.620642][   T12] Tainted: [W]=WARN
[   99.620977][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.621271][   T12] Workqueue: netns cleanup_net
[   99.621550][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   99.621996][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   99.622904][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   99.623197][   T12] RAX: 00000000ffffffa6 RBX: ff110000056658c0 RCX: 1ff4000000018eed
[   99.623699][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000566597c
[   99.624042][   T12] RBP: ff1100001adea000 R08: 1fe2200000accb31 R09: ff11000001aed1d0
[   99.624398][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   99.624883][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   99.625224][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   99.625776][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.626068][   T12] CR2: 00007f852de3c000 CR3: 000000000d14d006 CR4: 0000000000771ef0
[   99.626431][   T12] PKRU: 55555554
[   99.626642][   T12] Call Trace:
[   99.626841][   T12]  <TASK>
[   99.626993][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   99.627436][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   99.627742][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   99.627989][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   99.628385][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.628643][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   99.628896][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   99.629277][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   99.629547][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   99.629809][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   99.630334][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   99.630590][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   99.630842][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.631222][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.631491][   T12]  process_one_work (kernel/workqueue.c:3314)
[   99.631758][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   99.632006][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.632266][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   99.632548][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   99.632803][   T12]  kthread (kernel/kthread.c:436)
[   99.633134][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   99.633452][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.633711][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   99.633961][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   99.634262][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   99.634791][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.635043][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   99.639960][   T12] ------------[ cut here ]------------
| [   99.640200][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   99.641465][   T12] Modules linked in: vxlan
| [   99.642385][   T12] Tainted: [W]=WARN
[   99.642671][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.643056][   T12] Workqueue: netns cleanup_net
[   99.643414][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   99.643811][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   99.644671][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   99.645035][   T12] RAX: 00000000ffffffa6 RBX: ff1100000549cc80 RCX: 1ff4000000018eed
[   99.645406][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000549cd3c
[   99.645840][   T12] RBP: ff1100001b25a000 R08: 1fe2200000a939a9 R09: ff11000001aed1d0
[   99.646257][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   99.646714][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   99.647139][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   99.647633][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.648007][   T12] CR2: 00007f852de3c000 CR3: 000000000d14d006 CR4: 0000000000771ef0
[   99.648451][   T12] PKRU: 55555554
[   99.648739][   T12] Call Trace:
[   99.649020][   T12]  <TASK>
[   99.649288][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   99.649731][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   99.650087][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   99.650431][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   99.650772][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.651101][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   99.651486][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   99.651827][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   99.652174][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   99.652625][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   99.653042][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   99.653503][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   99.653824][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.654056][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.654302][   T12]  process_one_work (kernel/workqueue.c:3314)
[   99.654620][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   99.654869][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.655123][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   99.655392][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   99.655680][   T12]  kthread (kernel/kthread.c:436)
[   99.655880][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   99.656171][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.656436][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   99.656694][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   99.656987][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   99.657239][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.657511][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   99.690056][   T12] ------------[ cut here ]------------
| [   99.690311][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   99.690779][   T12] Modules linked in: vxlan
| [   99.691568][   T12] Tainted: [W]=WARN
[   99.691773][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.692061][   T12] Workqueue: netns cleanup_net
[   99.692336][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   99.692654][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   99.693427][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[   99.693738][   T12] RAX: 00000000ffffffa6 RBX: ff11000013758740 RCX: 1ff4000000018eed
[   99.694078][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137587fc
[   99.694441][   T12] RBP: ff110000159fa000 R08: 1fe22000026eb101 R09: ff11000001aed1d0
[   99.694796][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   99.695147][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   99.695522][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   99.695920][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.696201][   T12] CR2: 00007f852de3c000 CR3: 000000000d14d006 CR4: 0000000000771ef0
[   99.696568][   T12] PKRU: 55555554
[   99.696769][   T12] Call Trace:
[   99.696968][   T12]  <TASK>
[   99.697126][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   99.697450][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   99.697755][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[   99.698006][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   99.698260][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.698533][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   99.698791][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   99.699044][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   99.699299][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   99.699590][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   99.699850][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   99.700098][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   99.700372][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.700669][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.700926][   T12]  process_one_work (kernel/workqueue.c:3314)
[   99.701165][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   99.701433][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.701742][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   99.702002][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   99.702255][   T12]  kthread (kernel/kthread.c:436)
[   99.702475][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   99.702787][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.703038][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   99.703346][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   99.703657][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   99.703912][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.704205][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   99.724764][   T12] ------------[ cut here ]------------
| [   99.725023][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   99.725688][   T12] Modules linked in: vxlan
| [   99.726451][   T12] Tainted: [W]=WARN
[   99.726670][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.726979][   T12] Workqueue: netns cleanup_net
[   99.727248][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   99.727594][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   99.728411][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   99.728731][   T12] RAX: 00000000ffffffa6 RBX: ff1100000549dc40 RCX: 1ff4000000018eaf
[   99.729070][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000549dcfc
[   99.729447][   T12] RBP: ff11000015b41000 R08: 1fe2200000a93ba1 R09: ff11000001aed1d0
[   99.729811][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   99.730163][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015b44000
[   99.730545][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   99.730959][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.731270][   T12] CR2: 00007f852de3c000 CR3: 000000000d14d006 CR4: 0000000000771ef0
[   99.731657][   T12] PKRU: 55555554
[   99.731865][   T12] Call Trace:
[   99.732073][   T12]  <TASK>
[   99.732234][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   99.732530][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   99.732747][   T12]  netif_close_many (net/core/dev.c:1804)
[   99.733008][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.733270][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.733558][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.733818][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   99.734065][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   99.734395][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   99.734716][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   99.734977][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   99.735285][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   99.735568][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.735823][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   99.736133][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   99.736418][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   99.736691][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   99.736950][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   99.737215][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   99.737539][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   99.737810][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   99.738058][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   99.738348][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   99.738619][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   99.738876][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   99.739138][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.739428][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.739707][   T12]  process_one_work (kernel/workqueue.c:3314)
[   99.739975][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   99.740235][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.740562][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   99.740832][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   99.741090][   T12]  kthread (kernel/kthread.c:436)
[   99.741299][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   99.741636][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.741897][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   99.742170][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   99.742510][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   99.742771][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.743030][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   99.747006][   T12] ------------[ cut here ]------------
| [   99.747255][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   99.748659][   T12] Modules linked in: vxlan
| [   99.749704][   T12] Tainted: [W]=WARN
[   99.749998][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.750450][   T12] Workqueue: netns cleanup_net
[   99.750848][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   99.751265][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   99.752099][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   99.752430][   T12] RAX: 00000000ffffffa6 RBX: ff1100001aaf8200 RCX: 1ff4000000018eaf
[   99.752796][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001aaf82bc
[   99.753152][   T12] RBP: ff11000015b44000 R08: 1fe220000355f059 R09: ff11000001aed1d0
[   99.753535][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   99.753894][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001a5b1000
[   99.754254][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   99.754689][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.754994][   T12] CR2: 00007f852de3c000 CR3: 000000000d14d006 CR4: 0000000000771ef0
[   99.755369][   T12] PKRU: 55555554
[   99.755586][   T12] Call Trace:
[   99.755793][   T12]  <TASK>
[   99.755954][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   99.756215][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   99.756505][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   99.756751][   T12]  netif_close_many (net/core/dev.c:1804)
[   99.757009][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.757265][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.757542][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.757805][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   99.758062][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   99.758386][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   99.758709][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   99.758974][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   99.759272][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   99.759556][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.759820][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   99.760137][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   99.760421][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   99.760699][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   99.760959][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   99.761220][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   99.761511][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   99.761778][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   99.762033][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   99.762295][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   99.762580][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   99.762841][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   99.763102][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.763380][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.763654][   T12]  process_one_work (kernel/workqueue.c:3314)
[   99.763918][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   99.764159][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.764444][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   99.764714][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   99.764970][   T12]  kthread (kernel/kthread.c:436)
[   99.765178][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   99.765535][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.765830][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   99.766088][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   99.766416][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   99.766685][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.766944][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   99.770894][   T12] ------------[ cut here ]------------
| [   99.771150][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   99.771787][   T12] Modules linked in: vxlan
| [   99.772854][   T12] Tainted: [W]=WARN
[   99.773155][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.773596][   T12] Workqueue: netns cleanup_net
[   99.773967][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   99.774435][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   99.775396][   T12] RSP: 0018:ffa00000000c7510 EFLAGS: 00010286
[   99.775820][   T12] RAX: 00000000ffffffa6 RBX: ff1100001aaf8ac0 RCX: 1ff4000000018e68
[   99.776283][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001aaf8b7c
[   99.776775][   T12] RBP: ff11000007819000 R08: 1fe220000355f171 R09: ff11000001aed1d0
[   99.777259][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   99.777780][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000020bc000
[   99.778210][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   99.778788][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.779238][   T12] CR2: 00007f852de3c000 CR3: 000000000d14d006 CR4: 0000000000771ef0
[   99.779776][   T12] PKRU: 55555554
[   99.780098][   T12] Call Trace:
[   99.780420][   T12]  <TASK>
[   99.780722][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   99.781085][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   99.781456][   T12]  netif_close_many (net/core/dev.c:1804)
[   99.781837][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   99.782218][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.782614][   T12]  vlan_device_event (net/8021q/vlan.c:475)
[   99.782979][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[   99.783357][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   99.783721][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   99.784084][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[   99.784470][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   99.784852][   T12]  netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805)
[   99.785206][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.785588][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.785946][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.786259][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   99.786644][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   99.787070][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   99.787509][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   99.787870][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   99.788274][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   99.788655][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.789013][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   99.789441][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   99.789810][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   99.790159][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   99.790547][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   99.790908][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   99.791267][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   99.791651][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   99.792009][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   99.792398][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   99.792771][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   99.793130][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   99.793521][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.793880][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.794375][   T12]  process_one_work (kernel/workqueue.c:3314)
[   99.794688][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   99.794955][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.795231][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   99.795533][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   99.795804][   T12]  kthread (kernel/kthread.c:436)
[   99.796017][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   99.796353][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.796631][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   99.796901][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   99.797218][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   99.797514][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.797781][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   99.802181][   T12] ------------[ cut here ]------------
| [   99.802448][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   99.802936][   T12] Modules linked in: vxlan
| [   99.803912][   T12] Tainted: [W]=WARN
[   99.804237][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.804678][   T12] Workqueue: netns cleanup_net
[   99.805059][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   99.805510][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   99.806428][   T12] RSP: 0018:ffa00000000c7510 EFLAGS: 00010286
[   99.806858][   T12] RAX: 00000000ffffffa6 RBX: ff1100001472aac0 RCX: 1ff4000000018e68
[   99.807342][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001472ab7c
[   99.807812][   T12] RBP: ff110000020bc000 R08: 1fe22000028e5571 R09: ff11000001aed1d0
[   99.808252][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   99.808737][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c75b0
[   99.809204][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   99.809743][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.810151][   T12] CR2: 00007f852de3c000 CR3: 000000000d14d006 CR4: 0000000000771ef0
[   99.810641][   T12] PKRU: 55555554
[   99.810942][   T12] Call Trace:
[   99.811242][   T12]  <TASK>
[   99.811526][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   99.811889][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   99.812225][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   99.812565][   T12]  netif_close_many (net/core/dev.c:1804)
[   99.812933][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   99.813288][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.813679][   T12]  vlan_device_event (net/8021q/vlan.c:475)
[   99.814042][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[   99.814418][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   99.814783][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   99.815143][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[   99.815539][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   99.815904][   T12]  netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805)
[   99.816238][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.816619][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.816975][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.817350][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   99.817720][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   99.818175][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   99.818703][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   99.818967][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   99.819282][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   99.819569][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.819834][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   99.820150][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   99.820440][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   99.820719][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   99.820984][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   99.821250][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   99.821542][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   99.821812][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   99.822072][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   99.822358][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   99.822670][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   99.822934][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   99.823202][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.823487][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.823769][   T12]  process_one_work (kernel/workqueue.c:3314)
[   99.824037][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   99.824301][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.824608][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   99.824887][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   99.825156][   T12]  kthread (kernel/kthread.c:436)
[   99.825387][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   99.825711][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.825978][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   99.826249][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   99.826593][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   99.826862][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.827130][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   99.831439][   T12] ------------[ cut here ]------------
| [   99.831698][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   99.832182][   T12] Modules linked in: vxlan
| [   99.833206][   T12] Tainted: [W]=WARN
[   99.833527][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.833925][   T12] Workqueue: netns cleanup_net
[   99.834293][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   99.834725][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   99.835626][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   99.836011][   T12] RAX: 00000000ffffffa6 RBX: ff11000012b0a3c0 RCX: 1ff4000000018eaf
[   99.836472][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0a47c
[   99.836925][   T12] RBP: ff1100001a5b1000 R08: 1fe2200002561491 R09: ff11000001aed1d0
[   99.837393][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   99.837862][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000016c74000
[   99.838308][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   99.838917][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.839404][   T12] CR2: 00007f852de3c000 CR3: 000000000d14d006 CR4: 0000000000771ef0
[   99.839861][   T12] PKRU: 55555554
[   99.840133][   T12] Call Trace:
[   99.840442][   T12]  <TASK>
[   99.840698][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   99.841045][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   99.841412][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   99.841718][   T12]  netif_close_many (net/core/dev.c:1804)
[   99.842067][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.842429][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.842785][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.843129][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   99.843504][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   99.843904][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   99.844350][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   99.844707][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   99.845109][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   99.845480][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.845843][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   99.846239][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   99.846619][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   99.846967][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   99.847429][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   99.847914][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   99.848239][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   99.848533][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   99.848792][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   99.849054][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   99.849333][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   99.849602][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   99.849863][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.850117][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.850406][   T12]  process_one_work (kernel/workqueue.c:3314)
[   99.850687][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   99.850946][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.851213][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   99.851510][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   99.851802][   T12]  kthread (kernel/kthread.c:436)
[   99.852006][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   99.852331][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.852603][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   99.852885][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   99.853198][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   99.853480][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.853785][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   99.857766][   T12] ------------[ cut here ]------------
| [   99.858016][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   99.858723][   T12] Modules linked in: vxlan
| [   99.859698][   T12] Tainted: [W]=WARN
[   99.859992][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.860410][   T12] Workqueue: netns cleanup_net
[   99.860781][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   99.861179][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   99.862077][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   99.862505][   T12] RAX: 00000000ffffffa6 RBX: ff110000196aa3c0 RCX: 1ff4000000018eaf
[   99.862948][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000196aa47c
[   99.863407][   T12] RBP: ff11000016c74000 R08: 1fe22000032d5491 R09: ff11000001aed1d0
[   99.863860][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   99.864309][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001b2e1000
[   99.864869][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   99.865384][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.865793][   T12] CR2: 00007f852de3c000 CR3: 000000000d14d006 CR4: 0000000000771ef0
[   99.866227][   T12] PKRU: 55555554
[   99.866550][   T12] Call Trace:
[   99.866842][   T12]  <TASK>
[   99.867128][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   99.867507][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   99.867859][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   99.868160][   T12]  netif_close_many (net/core/dev.c:1804)
[   99.868531][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.868877][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.869222][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.869605][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   99.869963][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   99.870380][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   99.870801][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   99.871156][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   99.871582][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   99.871934][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.872283][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   99.872711][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   99.873065][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   99.873612][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   99.873990][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   99.874237][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   99.874528][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   99.874792][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   99.875049][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   99.875331][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   99.875602][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   99.875867][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   99.876129][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.876406][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.876681][   T12]  process_one_work (kernel/workqueue.c:3314)
[   99.876952][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   99.877211][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.877520][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   99.877793][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   99.878054][   T12]  kthread (kernel/kthread.c:436)
[   99.878262][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   99.878592][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.878854][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   99.879100][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   99.879428][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   99.879714][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.879977][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   99.884015][   T12] ------------[ cut here ]------------
| [   99.884278][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   99.884983][   T12] Modules linked in: vxlan
| [   99.886037][   T12] Tainted: [W]=WARN
[   99.886364][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.886793][   T12] Workqueue: netns cleanup_net
[   99.887157][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   99.887617][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   99.888546][   T12] RSP: 0018:ffa00000000c7510 EFLAGS: 00010286
[   99.888963][   T12] RAX: 00000000ffffffa6 RBX: ff110000196ab540 RCX: 1ff4000000018e68
[   99.889443][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000196ab5fc
[   99.889914][   T12] RBP: ff11000017671000 R08: 1fe22000032d56c1 R09: ff11000001aed1d0
[   99.890395][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   99.890869][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001773c000
[   99.891339][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   99.891868][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.892279][   T12] CR2: 00007f852de3c000 CR3: 000000000d14d006 CR4: 0000000000771ef0
[   99.892774][   T12] PKRU: 55555554
[   99.893110][   T12] Call Trace:
[   99.893432][   T12]  <TASK>
[   99.893700][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   99.894068][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   99.894401][   T12]  netif_close_many (net/core/dev.c:1804)
[   99.894773][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   99.895120][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.895515][   T12]  vlan_device_event (net/8021q/vlan.c:475)
[   99.895884][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[   99.896242][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   99.896627][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   99.896988][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[   99.897374][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   99.897747][   T12]  netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805)
[   99.898105][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.898478][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.898840][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.899192][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   99.899583][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   99.900037][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   99.900541][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   99.900806][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   99.901121][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   99.901409][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.901683][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   99.902002][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   99.902274][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   99.902570][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   99.902838][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   99.903105][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   99.903399][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   99.903682][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   99.903945][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   99.904212][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   99.904509][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   99.904772][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   99.905042][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.905311][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.905607][   T12]  process_one_work (kernel/workqueue.c:3314)
[   99.905880][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   99.906144][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.906437][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   99.906720][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   99.906984][   T12]  kthread (kernel/kthread.c:436)
[   99.907196][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   99.907537][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.907804][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   99.908068][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   99.908404][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   99.908678][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.908953][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   99.913033][   T12] ------------[ cut here ]------------
| [   99.913291][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   99.913945][   T12] Modules linked in: vxlan
| [   99.915034][   T12] Tainted: [W]=WARN
[   99.915365][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.915784][   T12] Workqueue: netns cleanup_net
[   99.916162][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   99.916622][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   99.917540][   T12] RSP: 0018:ffa00000000c7510 EFLAGS: 00010286
[   99.917950][   T12] RAX: 00000000ffffffa6 RBX: ff1100001472a580 RCX: 1ff4000000018e68
[   99.918425][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001472a63c
[   99.918895][   T12] RBP: ff1100001773c000 R08: 1fe22000028e54c9 R09: ff11000001aed1d0
[   99.919356][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   99.919827][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c75b0
[   99.920289][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[   99.920832][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.921247][   T12] CR2: 00007f852de3c000 CR3: 000000000d14d006 CR4: 0000000000771ef0
[   99.921747][   T12] PKRU: 55555554
[   99.922048][   T12] Call Trace:
[   99.922369][   T12]  <TASK>
[   99.922636][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   99.922990][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   99.923362][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   99.923682][   T12]  netif_close_many (net/core/dev.c:1804)
[   99.924056][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   99.924472][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.924844][   T12]  vlan_device_event (net/8021q/vlan.c:475)
[   99.925208][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[   99.925592][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   99.925951][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   99.926424][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[   99.926808][   T12]  notifier_call_chain (kernel/notifier.c:85)
[   99.927164][   T12]  netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805)
[   99.927552][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.928039][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.928368][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.928642][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   99.928913][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   99.929237][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   99.929593][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   99.929864][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   99.930180][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   99.930507][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.930774][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   99.931078][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   99.931374][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   99.931656][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   99.931927][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   99.932192][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   99.932482][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   99.932764][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   99.933024][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   99.933302][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   99.933599][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   99.933864][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   99.934131][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.934412][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.934691][   T12]  process_one_work (kernel/workqueue.c:3314)
[   99.934962][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   99.935249][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.935550][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   99.935825][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   99.936087][   T12]  kthread (kernel/kthread.c:436)
[   99.936299][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   99.936644][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.936913][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   99.937184][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   99.937530][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   99.937802][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.938067][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   99.944533][   T12] ------------[ cut here ]------------
| [   99.944674][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   99.944914][   T12] Modules linked in: vxlan
| [   99.945336][   T12] Tainted: [W]=WARN
[   99.945427][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.945587][   T12] Workqueue: netns cleanup_net
[   99.945714][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   99.945871][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   99.947209][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   99.947475][   T12] RAX: 00000000ffffffa6 RBX: ff11000012a903c0 RCX: 1ff4000000018eaf
[   99.947663][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012a9047c
[   99.947841][   T12] RBP: ff1100001b2e1000 R08: 1fe2200002552091 R09: ff11000001aed1d0
[   99.948027][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   99.948209][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001b2e4000
[   99.948508][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[   99.948721][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.948880][   T12] CR2: 00007fd2382692a0 CR3: 000000000d14d005 CR4: 0000000000771ef0
[   99.949072][   T12] PKRU: 55555554
[   99.949165][   T12] Call Trace:
[   99.949257][   T12]  <TASK>
[   99.949422][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   99.949557][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   99.949679][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   99.949775][   T12]  netif_close_many (net/core/dev.c:1804)
[   99.949898][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.950021][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.950141][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.950264][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   99.950485][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   99.950644][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   99.950796][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   99.950918][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   99.951071][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   99.951195][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.951376][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   99.951536][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   99.951661][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   99.951784][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   99.951907][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   99.952038][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   99.952166][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   99.952290][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   99.952498][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   99.952628][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   99.952751][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   99.952877][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   99.953004][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.953127][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.953253][   T12]  process_one_work (kernel/workqueue.c:3314)
[   99.953450][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   99.953583][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.953858][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   99.954006][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   99.954130][   T12]  kthread (kernel/kthread.c:436)
[   99.954224][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   99.954449][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.954591][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   99.954715][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   99.954871][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   99.954998][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.955120][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   99.966729][   T12] ------------[ cut here ]------------
| [   99.966866][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   99.967114][   T12] Modules linked in: vxlan
| [   99.967543][   T12] Tainted: [W]=WARN
[   99.967635][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.967789][   T12] Workqueue: netns cleanup_net
[   99.967916][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   99.968081][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   99.968532][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   99.968688][   T12] RAX: 00000000ffffffa6 RBX: ff11000011e3c580 RCX: 1ff4000000018eaf
[   99.968871][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e3c63c
[   99.969057][   T12] RBP: ff1100001b2e4000 R08: 1fe22000023c78c9 R09: ff11000001aed1d0
[   99.969247][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   99.969440][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000019521000
[   99.969627][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   99.969848][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.970004][   T12] CR2: 00007fff72066a88 CR3: 0000000012f44001 CR4: 0000000000771ef0
[   99.970190][   T12] PKRU: 55555554
[   99.970281][   T12] Call Trace:
[   99.970379][   T12]  <TASK>
[   99.970451][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   99.970585][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   99.970713][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   99.970807][   T12]  netif_close_many (net/core/dev.c:1804)
[   99.970932][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.971056][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.971180][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.971304][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   99.971436][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   99.971597][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   99.971756][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   99.971879][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   99.972039][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   99.972163][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.972289][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   99.972455][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   99.972588][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   99.972716][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   99.972842][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   99.972973][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   99.973097][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   99.973221][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   99.973349][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   99.973475][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   99.973625][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   99.973748][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   99.973873][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.974004][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.974128][   T12]  process_one_work (kernel/workqueue.c:3314)
[   99.974256][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   99.974387][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.974522][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   99.974652][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   99.974774][   T12]  kthread (kernel/kthread.c:436)
[   99.974872][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   99.975034][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.975158][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   99.975281][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   99.975442][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   99.975570][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.975694][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   99.978211][   T12] ------------[ cut here ]------------
| [   99.978348][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   99.978597][   T12] Modules linked in: vxlan
| [   99.979005][   T12] Tainted: [W]=WARN
[   99.979097][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.979250][   T12] Workqueue: netns cleanup_net
[   99.979555][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   99.979717][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   99.980157][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   99.980319][   T12] RAX: 00000000ffffffa6 RBX: ff11000017418200 RCX: 1ff4000000018eaf
[   99.980510][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000174182bc
[   99.980698][   T12] RBP: ff11000019521000 R08: 1fe2200002e83059 R09: ff11000001aed1d0
[   99.980882][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   99.981068][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   99.981250][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   99.981471][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.981634][   T12] CR2: 00007fff72066a88 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   99.981823][   T12] PKRU: 55555554
[   99.981914][   T12] Call Trace:
[   99.982013][   T12]  <TASK>
[   99.982078][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   99.982206][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   99.982335][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   99.982433][   T12]  netif_close_many (net/core/dev.c:1804)
[   99.982588][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.982709][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.982830][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.982953][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   99.983075][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   99.983229][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   99.983391][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   99.983521][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   99.983673][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   99.983794][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.983915][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   99.984071][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   99.984197][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   99.984327][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   99.984450][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   99.984584][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   99.984707][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   99.984835][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   99.984964][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   99.985089][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   99.985212][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   99.985339][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   99.985461][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.985590][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.985714][   T12]  process_one_work (kernel/workqueue.c:3314)
[   99.985846][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   99.985971][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.986102][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   99.986230][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   99.986357][   T12]  kthread (kernel/kthread.c:436)
[   99.986449][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   99.986606][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.986727][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   99.986848][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   99.987003][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   99.987126][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.987248][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   99.989355][   T12] ------------[ cut here ]------------
| [   99.989476][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   99.989709][   T12] Modules linked in: vxlan
| [   99.990096][   T12] Tainted: [W]=WARN
[   99.990184][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.991004][   T12] Workqueue: netns cleanup_net
[   99.991185][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   99.991390][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   99.991812][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   99.991971][   T12] RAX: 00000000ffffffa6 RBX: ff11000017419000 RCX: 1ff4000000018ed5
[   99.992145][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000174190bc
[   99.992371][   T12] RBP: ff11000015b41000 R08: 1fe2200002e83219 R09: ff11000001aed1d0
[   99.992557][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   99.992734][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   99.992914][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[   99.993127][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.993293][   T12] CR2: 00007fff72066a88 CR3: 000000000d14d004 CR4: 0000000000771ef0
[   99.993526][   T12] PKRU: 55555554
[   99.993616][   T12] Call Trace:
[   99.993704][   T12]  <TASK>
[   99.993765][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   99.993915][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   99.994064][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   99.994181][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.994298][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   99.994503][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   99.994629][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   99.994746][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   99.994864][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[   99.994983][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   99.995102][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[   99.995218][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   99.995384][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   99.995509][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   99.995626][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   99.995744][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.995860][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.995981][   T12]  process_one_work (kernel/workqueue.c:3314)
[   99.996102][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   99.996218][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.996389][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   99.996516][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   99.996632][   T12]  kthread (kernel/kthread.c:436)
[   99.996719][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   99.996864][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.996982][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   99.997099][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   99.997245][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   99.997411][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.997535][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.002030][   T12] ------------[ cut here ]------------
| [  100.002173][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  100.002429][   T12] Modules linked in: vxlan
| [  100.002835][   T12] Tainted: [W]=WARN
[  100.002931][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.003088][   T12] Workqueue: netns cleanup_net
[  100.003216][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.003437][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.003923][   T12] RSP: 0018:ffa00000000c75d8 EFLAGS: 00010286
[  100.004085][   T12] RAX: 00000000ffffffa6 RBX: ff1100001ae96040 RCX: 1ff4000000018e81
[  100.004268][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001ae960fc
[  100.004456][   T12] RBP: ff110000020bc000 R08: 1fe22000035d2c21 R09: ff11000001aed1d0
[  100.004643][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  100.004828][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  100.005012][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  100.005230][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.005390][   T12] CR2: 000055669eb10d5c CR3: 0000000012f44006 CR4: 0000000000771ef0
[  100.005581][   T12] PKRU: 55555554
[  100.005675][   T12] Call Trace:
[  100.005764][   T12]  <TASK>
[  100.005828][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  100.005985][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.006135][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  100.006258][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  100.006386][   T12]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  100.006547][   T12]  vlan_device_event (net/8021q/vlan.c:515)
[  100.006673][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[  100.006795][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[  100.006918][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[  100.007045][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  100.007172][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  100.007331][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.007483][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  100.007611][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.007732][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  100.007887][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  100.008012][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  100.008133][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  100.008252][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  100.008382][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  100.008512][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.008633][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.008757][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.008880][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.009002][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.009125][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.009246][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.009377][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.009509][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.009630][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.009756][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.009881][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.010005][   T12]  kthread (kernel/kthread.c:436)
[  100.010097][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.010248][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.010378][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.010505][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.010657][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.010778][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.010900][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.021443][   T12] ------------[ cut here ]------------
| [  100.021579][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  100.021820][   T12] Modules linked in: vxlan
| [  100.022226][   T12] Tainted: [W]=WARN
[  100.022327][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.022480][   T12] Workqueue: netns cleanup_net
[  100.022616][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.022773][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.023216][   T12] RSP: 0018:ffa00000000c75d8 EFLAGS: 00010286
[  100.024298][   T12] RAX: 00000000ffffffa6 RBX: ff1100001ae96ac0 RCX: 1ff4000000018e81
[  100.024536][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001ae96b7c
[  100.024714][   T12] RBP: ff11000007819000 R08: 1fe22000035d2d71 R09: ff11000001aed1d0
[  100.024892][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  100.025072][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  100.025253][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  100.025530][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.025682][   T12] CR2: 000055669eb10d5c CR3: 0000000012f44006 CR4: 0000000000771ef0
[  100.025868][   T12] PKRU: 55555554
[  100.025963][   T12] Call Trace:
[  100.026053][   T12]  <TASK>
[  100.026117][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  100.026273][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.026445][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  100.026571][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  100.026696][   T12]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  100.026852][   T12]  vlan_device_event (net/8021q/vlan.c:515)
[  100.026978][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[  100.027100][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[  100.027223][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[  100.027357][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  100.027480][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  100.027644][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.027794][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  100.027914][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.028037][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  100.028192][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  100.028324][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  100.028451][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  100.028589][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  100.028715][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  100.028842][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.028965][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.029090][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.029212][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.029340][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.029462][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.029593][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.029715][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.029841][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.029972][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.030109][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.030236][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.030361][   T12]  kthread (kernel/kthread.c:436)
[  100.030453][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.030615][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.030741][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.030862][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.031017][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.031138][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.031265][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.033306][   T12] ------------[ cut here ]------------
| [  100.033434][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  100.033670][   T12] Modules linked in: vxlan
| [  100.034055][   T12] Tainted: [W]=WARN
[  100.034146][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.034298][   T12] Workqueue: netns cleanup_net
[  100.034427][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.034584][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.035005][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[  100.035157][   T12] RAX: 00000000ffffffa6 RBX: ff1100001ae96c80 RCX: 1ff4000000018ed5
[  100.035341][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001ae96d3c
[  100.035526][   T12] RBP: ff11000015b44000 R08: 1fe22000035d2da9 R09: ff11000001aed1d0
[  100.035700][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  100.035878][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  100.036058][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  100.036264][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.036415][   T12] CR2: 000055669eb10d5c CR3: 0000000012f44006 CR4: 0000000000771ef0
[  100.036600][   T12] PKRU: 55555554
[  100.036687][   T12] Call Trace:
[  100.036774][   T12]  <TASK>
[  100.036835][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  100.036986][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.037133][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  100.037251][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.037373][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  100.037530][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  100.037648][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  100.037765][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  100.037882][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  100.038004][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  100.038123][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.038238][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.038363][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.038481][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.038603][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.038722][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.038840][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.038962][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.039081][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.039197][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.039325][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.039451][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.039573][   T12]  kthread (kernel/kthread.c:436)
[  100.039661][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.039806][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.039921][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.040039][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.040189][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.040306][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.040428][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.042861][   T12] ------------[ cut here ]------------
| [  100.043004][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  100.043233][   T12] Modules linked in: vxlan
| [  100.043874][   T12] Tainted: [W]=WARN
[  100.043970][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.044116][   T12] Workqueue: netns cleanup_net
[  100.044238][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.044447][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.044927][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[  100.045077][   T12] RAX: 00000000ffffffa6 RBX: ff1100001ae97380 RCX: 1ff4000000018ed5
[  100.045256][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001ae9743c
[  100.045475][   T12] RBP: ff1100001a5b1000 R08: 1fe22000035d2e89 R09: ff11000001aed1d0
[  100.045660][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  100.045831][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  100.046007][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  100.046209][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.046400][   T12] CR2: 000055669eb10d5c CR3: 0000000012f44006 CR4: 0000000000771ef0
[  100.046581][   T12] PKRU: 55555554
[  100.046668][   T12] Call Trace:
[  100.046759][   T12]  <TASK>
[  100.046820][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  100.046971][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.047117][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  100.047234][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.047397][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  100.047556][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  100.047680][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  100.047797][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  100.047913][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  100.048040][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  100.048159][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.048274][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.048444][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.048568][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.048685][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.048804][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.048920][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.049040][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.049160][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.049278][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.049447][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.049576][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.049694][   T12]  kthread (kernel/kthread.c:436)
[  100.049783][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.049929][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.050048][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.050165][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.050358][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.050476][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.050600][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.055662][   T12] ------------[ cut here ]------------
| [  100.055908][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  100.056564][   T12] Modules linked in: vxlan
| [  100.057357][   T12] Tainted: [W]=WARN
[  100.057573][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.057878][   T12] Workqueue: netns cleanup_net
[  100.058135][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.058470][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.059251][   T12] RSP: 0018:ffa00000000c75d8 EFLAGS: 00010286
[  100.059584][   T12] RAX: 00000000ffffffa6 RBX: ff11000011e3c040 RCX: 1ff4000000018e81
[  100.059941][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e3c0fc
[  100.060289][   T12] RBP: ff1100001773c000 R08: 1fe22000023c7821 R09: ff11000001aed1d0
[  100.060714][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  100.061069][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  100.061441][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  100.061855][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.062148][   T12] CR2: 00007fa5c55d0668 CR3: 0000000016847006 CR4: 0000000000771ef0
[  100.062530][   T12] PKRU: 55555554
[  100.062737][   T12] Call Trace:
[  100.062943][   T12]  <TASK>
[  100.063100][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  100.063432][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.063754][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  100.064010][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  100.064268][   T12]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  100.064601][   T12]  vlan_device_event (net/8021q/vlan.c:515)
[  100.064865][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[  100.065123][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[  100.065398][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[  100.065679][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  100.065943][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  100.066236][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.066568][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  100.066827][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.067082][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  100.067417][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  100.067692][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  100.067950][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  100.068206][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  100.068482][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  100.068751][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.069004][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.069267][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.069560][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.069820][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.070066][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.070340][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.070615][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.070881][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.071136][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.071425][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.071704][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.071963][   T12]  kthread (kernel/kthread.c:436)
[  100.072167][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.072491][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.072761][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.073020][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.073347][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.073617][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.073878][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.078732][   T12] ------------[ cut here ]------------
| [  100.078981][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  100.079439][   T12] Modules linked in: vxlan
| [  100.080212][   T12] Tainted: [W]=WARN
[  100.080437][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.080756][   T12] Workqueue: netns cleanup_net
[  100.081023][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.081391][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.082181][   T12] RSP: 0018:ffa00000000c75d8 EFLAGS: 00010286
[  100.082517][   T12] RAX: 00000000ffffffa6 RBX: ff11000019eb8ac0 RCX: 1ff4000000018e81
[  100.082874][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000019eb8b7c
[  100.083199][   T12] RBP: ff11000017671000 R08: 1fe22000033d7171 R09: ff11000001aed1d0
[  100.083584][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  100.083949][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  100.084310][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  100.084746][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.085058][   T12] CR2: 00007fa5c55d0668 CR3: 000000000d14d001 CR4: 0000000000771ef0
[  100.085436][   T12] PKRU: 55555554
[  100.085649][   T12] Call Trace:
[  100.085863][   T12]  <TASK>
[  100.086022][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  100.086355][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.086710][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  100.086975][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  100.087217][   T12]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  100.087555][   T12]  vlan_device_event (net/8021q/vlan.c:515)
[  100.087823][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[  100.088079][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[  100.088360][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[  100.088641][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  100.088906][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  100.089220][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.089555][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  100.089814][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.090071][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  100.090407][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  100.090685][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  100.090951][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  100.091196][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  100.091479][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  100.091758][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.092014][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.092279][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.092568][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.092824][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.093082][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.093357][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.093634][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.093901][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.094156][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.094439][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.094713][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.094969][   T12]  kthread (kernel/kthread.c:436)
[  100.095168][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.095503][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.095761][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.096018][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.096340][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.096625][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.096883][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.100910][   T12] ------------[ cut here ]------------
| [  100.101149][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  100.103060][   T12] Modules linked in: vxlan
| [  100.104235][   T12] Tainted: [W]=WARN
[  100.104704][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.105108][   T12] Workqueue: netns cleanup_net
[  100.105525][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.105927][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.106785][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[  100.107171][   T12] RAX: 00000000ffffffa6 RBX: ff1100001a706040 RCX: 1ff4000000018ed5
[  100.107619][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001a7060fc
[  100.108044][   T12] RBP: ff11000016c74000 R08: 1fe22000034e0c21 R09: ff11000001aed1d0
[  100.108490][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  100.108930][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  100.109371][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  100.109857][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.110234][   T12] CR2: 00007fa5c55d0668 CR3: 000000000d14d001 CR4: 0000000000771ef0
[  100.110689][   T12] PKRU: 55555554
[  100.110970][   T12] Call Trace:
[  100.111248][   T12]  <TASK>
[  100.111520][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  100.111911][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.112287][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  100.112652][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.112976][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  100.113361][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  100.113706][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  100.114042][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  100.114394][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  100.114737][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  100.115071][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.115456][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.115813][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.116146][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.116512][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.116848][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.117168][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.117536][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.117879][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.118300][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.118759][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.119211][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.119656][   T12]  kthread (kernel/kthread.c:436)
[  100.120040][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.120537][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.120957][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.121407][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.121881][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.122225][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.122655][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.127783][   T12] ------------[ cut here ]------------
| [  100.127925][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  100.128166][   T12] Modules linked in: vxlan
| [  100.128582][   T12] Tainted: [W]=WARN
[  100.128678][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.128833][   T12] Workqueue: netns cleanup_net
[  100.128968][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.129129][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.129574][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[  100.129724][   T12] RAX: 00000000ffffffa6 RBX: ff1100001a706ac0 RCX: 1ff4000000018ed5
[  100.129899][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001a706b7c
[  100.130082][   T12] RBP: ff1100001b2e1000 R08: 1fe22000034e0d71 R09: ff11000001aed1d0
[  100.130263][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  100.130445][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  100.130633][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  100.130839][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.130992][   T12] CR2: 00007fb483533888 CR3: 000000000d14d005 CR4: 0000000000771ef0
[  100.131176][   T12] PKRU: 55555554
[  100.131264][   T12] Call Trace:
[  100.131410][   T12]  <TASK>
[  100.131474][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  100.131639][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.131801][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  100.131922][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.132043][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  100.132196][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  100.132323][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  100.132444][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  100.132569][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  100.132689][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  100.132810][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.132931][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.133056][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.133177][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.133296][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.133426][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.133552][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.133674][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.133797][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.133921][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.134047][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.134171][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.134290][   T12]  kthread (kernel/kthread.c:436)
[  100.134385][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.134537][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.134656][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.134775][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.134923][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.135043][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.135165][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.138581][   T12] ------------[ cut here ]------------
| [  100.138716][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  100.138983][   T12] Modules linked in: vxlan
| [  100.139427][   T12] Tainted: [W]=WARN
[  100.139533][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.139702][   T12] Workqueue: netns cleanup_net
[  100.139836][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.140009][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.140484][   T12] RSP: 0018:ffa00000000c7508 EFLAGS: 00010286
[  100.140656][   T12] RAX: 00000000ffffffa6 RBX: ff1100001a707c40 RCX: 1ff4000000018e67
[  100.140851][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001a707cfc
[  100.141047][   T12] RBP: ff1100001bf1a000 R08: 1fe22000034e0fa1 R09: ff11000001aed1d0
[  100.141243][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[  100.141452][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001b60a000
[  100.141655][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  100.141885][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.142049][   T12] CR2: 00007fb483533888 CR3: 000000000d14d005 CR4: 0000000000771ef0
[  100.142247][   T12] PKRU: 55555554
[  100.142351][   T12] Call Trace:
[  100.142449][   T12]  <TASK>
[  100.142524][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  100.142658][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  100.142758][   T12]  netif_close_many (net/core/dev.c:1804)
[  100.142889][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  100.143023][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  100.143153][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  100.143320][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  100.143482][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[  100.143631][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.143795][   T12]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[  100.143930][   T12] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[  100.144099][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[  100.144231][   T12]  ? netconsole_netdev_event (drivers/net/netconsole.c:1647)
[  100.144436][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  100.144627][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  100.144791][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.144953][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  100.145082][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.145215][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  100.145438][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  100.145576][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  100.145707][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  100.145837][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  100.145971][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  100.146104][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.146236][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.146425][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.146562][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.146689][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.146822][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.146953][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.147083][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.147217][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.147403][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.147546][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.147682][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.147818][   T12]  kthread (kernel/kthread.c:436)
[  100.147917][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.148080][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.148219][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.148406][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.148575][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.148705][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.148838][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.152263][   T12] ------------[ cut here ]------------
| [  100.152404][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  100.152671][   T12] Modules linked in: vxlan
| [  100.153098][   T12] Tainted: [W]=WARN
[  100.153197][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.153366][   T12] Workqueue: netns cleanup_net
[  100.153510][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.153683][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.154150][   T12] RSP: 0018:ffa00000000c7508 EFLAGS: 00010286
[  100.154323][   T12] RAX: 00000000ffffffa6 RBX: ff11000019eb83c0 RCX: 1ff4000000018e67
[  100.154524][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000019eb847c
[  100.154720][   T12] RBP: ff1100001b60a000 R08: 1fe22000033d7091 R09: ff11000001aed1d0
[  100.154915][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[  100.155111][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c75a0
[  100.155319][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  100.155559][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.155722][   T12] CR2: 00007fff72066a88 CR3: 000000000d14d004 CR4: 0000000000771ef0
[  100.155915][   T12] PKRU: 55555554
[  100.156015][   T12] Call Trace:
[  100.156114][   T12]  <TASK>
[  100.156183][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  100.156324][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[  100.156455][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  100.156560][   T12]  netif_close_many (net/core/dev.c:1804)
[  100.156692][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  100.156829][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  100.156963][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  100.157128][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  100.157290][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[  100.157433][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.157604][   T12]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[  100.157738][   T12] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[  100.157903][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[  100.158040][   T12]  ? netconsole_netdev_event (drivers/net/netconsole.c:1647)
[  100.158175][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  100.158308][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  100.158479][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.158647][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  100.158776][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.158907][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  100.159082][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  100.159215][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  100.159362][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  100.159497][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  100.159632][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  100.159764][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.159893][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.160032][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.160163][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.160291][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.160426][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.160560][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.160692][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.160826][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.160955][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.161092][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.161225][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.161360][   T12]  kthread (kernel/kthread.c:436)
[  100.161458][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.161624][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.161754][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.161885][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.162053][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.162184][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.162320][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.178470][   T12] ------------[ cut here ]------------
| [  100.178618][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  100.178898][   T12] Modules linked in: vxlan
| [  100.179366][   T12] Tainted: [W]=WARN
[  100.179472][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.179654][   T12] Workqueue: netns cleanup_net
[  100.179796][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.179977][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.180473][   T12] RSP: 0018:ffa00000000c7230 EFLAGS: 00010286
[  100.180653][   T12] RAX: 00000000ffffffa6 RBX: ff11000012b0b540 RCX: 1ff4000000018e0c
[  100.180860][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0b5fc
[  100.181076][   T12] RBP: ff1100001bce2000 R08: 1fe22000025616c1 R09: ff11000001aed1d0
[  100.181283][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  100.181500][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  100.181711][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  100.181957][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.182129][   T12] CR2: 00007fff72066a88 CR3: 000000000d14d004 CR4: 0000000000771ef0
[  100.182345][   T12] PKRU: 55555554
[  100.182448][   T12] Call Trace:
[  100.182557][   T12]  <TASK>
[  100.182627][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.182764][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  100.182909][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  100.183056][   T12]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[  100.183196][   T12]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[  100.183342][   T12]  ? unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  100.183520][   T12]  ? cleanup_net (net/core/net_namespace.c:702)
[  100.183657][   T12]  ? process_one_work (kernel/workqueue.c:3314)
[  100.183796][   T12]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  100.183939][   T12]  netif_set_mtu (net/core/dev.c:9910)
[  100.184080][   T12]  ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2))
[  100.184223][   T12]  dev_set_mtu (net/core/dev_api.c:249)
[  100.184331][   T12]  br_mtu_auto_adjust (net/bridge/br_if.c:525 (discriminator 1) net/bridge/br_if.c:514 (discriminator 1))
[  100.184470][   T12]  br_del_if (net/bridge/br_if.c:728)
[  100.184580][   T12]  br_device_event (net/bridge/br.c:127)
[  100.184719][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[  100.184860][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  100.185004][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  100.185178][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.185359][   T12]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[  100.185509][   T12] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[  100.185686][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[  100.185824][   T12]  ? netconsole_netdev_event (drivers/net/netconsole.c:1647)
[  100.185972][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  100.186112][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  100.186285][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.186462][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  100.186606][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.186742][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  100.186915][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  100.187057][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  100.187195][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  100.187338][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  100.187483][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  100.187630][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.187768][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.187909][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.188051][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.188191][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.188334][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.188474][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.188617][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.188757][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.188894][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.189039][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.189185][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.189327][   T12]  kthread (kernel/kthread.c:436)
[  100.189431][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.189605][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.189741][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.189880][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.190054][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.190194][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.190336][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.191926][   T12] ------------[ cut here ]------------
| [  100.192059][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  100.192324][   T12] Modules linked in: vxlan
| [  100.192761][   T12] Tainted: [W]=WARN
[  100.192859][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.193029][   T12] Workqueue: netns cleanup_net
[  100.193166][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.193344][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.193819][   T12] RSP: 0018:ffa00000000c7388 EFLAGS: 00010286
[  100.193988][   T12] RAX: 00000000ffffffa6 RBX: ff11000012b0a900 RCX: 1ff4000000018e37
[  100.194185][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0a9bc
[  100.194388][   T12] RBP: ff1100001bce2000 R08: 1fe2200002561539 R09: ff11000001aed1d0
[  100.194592][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  100.194788][   T12] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[  100.194988][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  100.195221][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.195392][   T12] CR2: 00007fff72066a88 CR3: 000000000d14d004 CR4: 0000000000771ef0
[  100.195599][   T12] PKRU: 55555554
[  100.195698][   T12] Call Trace:
[  100.195800][   T12]  <TASK>
[  100.195869][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.196006][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  100.196141][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  100.196282][   T12]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[  100.196456][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.196596][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  100.196729][   T12]  ? netdev_change_features (net/core/dev.c:11117)
[  100.196864][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.197004][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  100.197139][   T12]  br_del_if (net/bridge/br_if.c:737)
[  100.197241][   T12]  br_device_event (net/bridge/br.c:127)
[  100.197385][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[  100.197533][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  100.197669][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  100.197838][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.198011][   T12]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[  100.198148][   T12] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[  100.198320][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[  100.198457][   T12]  ? netconsole_netdev_event (drivers/net/netconsole.c:1647)
[  100.198598][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  100.198735][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  100.198915][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.199088][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  100.199222][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.199360][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  100.199532][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  100.199668][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  100.199804][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  100.199937][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  100.200075][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  100.200210][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.200348][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.200483][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.200627][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.200758][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.200894][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.201031][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.201170][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.201308][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.201452][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.201597][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.201738][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.201874][   T12]  kthread (kernel/kthread.c:436)
[  100.201976][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.202142][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.202278][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.202417][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.202589][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.202725][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.202860][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.204464][   T12] ------------[ cut here ]------------
| [  100.204591][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  100.204831][   T12] Modules linked in: vxlan
| [  100.205236][   T12] Tainted: [W]=WARN
[  100.205337][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.205498][   T12] Workqueue: netns cleanup_net
[  100.205628][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.205789][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.206237][   T12] RSP: 0018:ffa00000000c7638 EFLAGS: 00010286
[  100.206645][   T12] RAX: 00000000ffffffa6 RBX: ff11000012b0a580 RCX: 1ff4000000018e8d
[  100.206831][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0a63c
[  100.207017][   T12] RBP: ff1100001bf1a000 R08: 1fe22000025614c9 R09: ff11000001aed1d0
[  100.207206][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  100.207402][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  100.207596][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  100.207821][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.207982][   T12] CR2: 00007fff72066a88 CR3: 000000000d14d004 CR4: 0000000000771ef0
[  100.208169][   T12] PKRU: 55555554
[  100.208262][   T12] Call Trace:
[  100.208362][   T12]  <TASK>
[  100.208426][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  100.208594][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.208751][   T12]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[  100.208881][   T12] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[  100.209041][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[  100.209167][   T12]  ? netconsole_netdev_event (drivers/net/netconsole.c:1647)
[  100.209298][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  100.209431][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  100.209598][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.209752][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  100.209878][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.210008][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  100.210169][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  100.210295][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  100.210428][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  100.210558][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  100.210683][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  100.210808][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.210941][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.211070][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.211198][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.211328][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.211453][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.211588][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.211718][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.211846][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.211974][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.212105][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.212236][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.212367][   T12]  kthread (kernel/kthread.c:436)
[  100.212461][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.212622][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.212747][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.212873][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.213033][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.213157][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.213287][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.217337][   T12] ------------[ cut here ]------------
| [  100.217481][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  100.217758][   T12] Modules linked in: vxlan
| [  100.218220][   T12] Tainted: [W]=WARN
[  100.218332][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.218511][   T12] Workqueue: netns cleanup_net
[  100.218655][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.218834][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.219340][   T12] RSP: 0018:ffa00000000c7230 EFLAGS: 00010286
[  100.219521][   T12] RAX: 00000000ffffffa6 RBX: ff11000010c57e00 RCX: 1ff4000000018e0c
[  100.219730][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010c57ebc
[  100.219943][   T12] RBP: ff1100001b7fa000 R08: 1fe220000218afd9 R09: ff11000001aed1d0
[  100.220150][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  100.220363][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  100.220576][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  100.220825][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.221007][   T12] CR2: 00007fff72066a88 CR3: 000000000d14d004 CR4: 0000000000771ef0
[  100.221224][   T12] PKRU: 55555554
[  100.221338][   T12] Call Trace:
[  100.221443][   T12]  <TASK>
[  100.221524][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.221663][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  100.221802][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  100.221949][   T12]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[  100.222089][   T12]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[  100.222229][   T12]  ? unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  100.222408][   T12]  ? cleanup_net (net/core/net_namespace.c:702)
[  100.222553][   T12]  ? process_one_work (kernel/workqueue.c:3314)
[  100.222694][   T12]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  100.222839][   T12]  netif_set_mtu (net/core/dev.c:9910)
[  100.222983][   T12]  ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2))
[  100.223129][   T12]  dev_set_mtu (net/core/dev_api.c:249)
[  100.223235][   T12]  br_mtu_auto_adjust (net/bridge/br_if.c:525 (discriminator 1) net/bridge/br_if.c:514 (discriminator 1))
[  100.223383][   T12]  br_del_if (net/bridge/br_if.c:728)
[  100.223490][   T12]  br_device_event (net/bridge/br.c:127)
[  100.223637][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[  100.223779][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  100.223919][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  100.224094][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.224269][   T12]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[  100.224421][   T12] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[  100.224607][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[  100.224747][   T12]  ? netconsole_netdev_event (drivers/net/netconsole.c:1647)
[  100.224892][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  100.225038][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  100.225216][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.225399][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  100.225551][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.225690][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  100.225869][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  100.226018][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  100.226159][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  100.226300][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  100.226451][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  100.226598][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.226738][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.226881][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.227023][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.227163][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.227305][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.227457][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.227608][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.227751][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.227889][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.228037][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.228185][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.228330][   T12]  kthread (kernel/kthread.c:436)
[  100.228438][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.228619][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.228759][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.228898][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.229075][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.229217][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.229363][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.230972][   T12] ------------[ cut here ]------------
| [  100.231103][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  100.231374][   T12] Modules linked in: vxlan
| [  100.231826][   T12] Tainted: [W]=WARN
[  100.231928][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.232100][   T12] Workqueue: netns cleanup_net
[  100.232238][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.232422][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.232908][   T12] RSP: 0018:ffa00000000c7388 EFLAGS: 00010286
[  100.233080][   T12] RAX: 00000000ffffffa6 RBX: ff11000010c57a80 RCX: 1ff4000000018e37
[  100.233283][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010c57b3c
[  100.233498][   T12] RBP: ff1100001b7fa000 R08: 1fe220000218af69 R09: ff11000001aed1d0
[  100.233700][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  100.233899][   T12] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[  100.234105][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  100.234351][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.234525][   T12] CR2: 00007fff72066a88 CR3: 000000000d14d004 CR4: 0000000000771ef0
[  100.234727][   T12] PKRU: 55555554
[  100.234827][   T12] Call Trace:
[  100.234932][   T12]  <TASK>
[  100.235004][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.235140][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  100.235281][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  100.235422][   T12]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[  100.235596][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.235733][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  100.235866][   T12]  ? netdev_change_features (net/core/dev.c:11117)
[  100.236003][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.236143][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  100.236278][   T12]  br_del_if (net/bridge/br_if.c:737)
[  100.236385][   T12]  br_device_event (net/bridge/br.c:127)
[  100.236525][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[  100.236662][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  100.236797][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  100.236973][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.237144][   T12]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[  100.237283][   T12] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[  100.237458][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[  100.237603][   T12]  ? netconsole_netdev_event (drivers/net/netconsole.c:1647)
[  100.237743][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  100.237879][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  100.238056][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.238225][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  100.238365][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.238506][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  100.238679][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  100.238814][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  100.238950][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  100.239083][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  100.239220][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  100.239362][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.239501][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.239637][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.239770][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.239901][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.240038][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.240173][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.240311][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.240453][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.240596][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.240733][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.240870][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.241007][   T12]  kthread (kernel/kthread.c:436)
[  100.241107][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.241277][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.241417][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.241557][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.241724][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.241857][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.241993][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.243592][   T12] ------------[ cut here ]------------
| [  100.243711][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  100.243952][   T12] Modules linked in: vxlan
| [  100.244367][   T12] Tainted: [W]=WARN
[  100.244461][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.244621][   T12] Workqueue: netns cleanup_net
[  100.244748][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.244905][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.245353][   T12] RSP: 0018:ffa00000000c7638 EFLAGS: 00010286
[  100.245514][   T12] RAX: 00000000ffffffa6 RBX: ff11000002786900 RCX: 1ff4000000018e8d
[  100.245696][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000027869bc
[  100.245889][   T12] RBP: ff1100001b60a000 R08: 1fe22000004f0d39 R09: ff11000001aed1d0
[  100.246073][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  100.246256][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  100.246447][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  100.246671][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.246829][   T12] CR2: 00007fff72066a88 CR3: 000000000d14d004 CR4: 0000000000771ef0
[  100.247015][   T12] PKRU: 55555554
[  100.247113][   T12] Call Trace:
[  100.247210][   T12]  <TASK>
[  100.247274][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  100.247439][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.247599][   T12]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[  100.247728][   T12] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[  100.247884][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[  100.248010][   T12]  ? netconsole_netdev_event (drivers/net/netconsole.c:1647)
[  100.248135][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  100.248260][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  100.248426][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.248584][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  100.248719][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.248847][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  100.249011][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  100.249135][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  100.249259][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  100.249389][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  100.249521][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  100.249646][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.249768][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.249893][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.250025][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.250148][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.250273][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.250403][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.250534][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.250661][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.250783][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.250909][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.251044][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.251167][   T12]  kthread (kernel/kthread.c:436)
[  100.251261][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.251418][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.251551][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.251674][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.251825][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.251950][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.252072][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.254769][   T12] ------------[ cut here ]------------
| [  100.254889][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  100.255122][   T12] Modules linked in: vxlan
| [  100.255517][   T12] Tainted: [W]=WARN
[  100.255605][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.255749][   T12] Workqueue: netns cleanup_net
[  100.255868][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.256025][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.257150][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[  100.257297][   T12] RAX: 00000000ffffffa6 RBX: ff11000005a14040 RCX: 1ff4000000018ed5
[  100.257529][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005a140fc
[  100.257700][   T12] RBP: ff1100001b2e4000 R08: 1fe2200000b42821 R09: ff11000001aed1d0
[  100.257873][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  100.258049][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  100.258228][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  100.258483][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.258634][   T12] CR2: 00007fff72066a88 CR3: 000000000d14d004 CR4: 0000000000771ef0
[  100.258806][   T12] PKRU: 55555554
[  100.258893][   T12] Call Trace:
[  100.258980][   T12]  <TASK>
[  100.259040][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  100.259190][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.259385][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  100.259506][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.259622][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  100.259769][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  100.259886][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  100.260005][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  100.260127][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  100.260244][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  100.260410][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.260530][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.260646][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.260762][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.260878][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.260998][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.261115][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.261306][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.261488][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.261607][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.261732][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.261850][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.261969][   T12]  kthread (kernel/kthread.c:436)
[  100.262130][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.262276][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.262440][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.262560][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.262703][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.262817][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.263008][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.268879][   T12] ------------[ cut here ]------------
| [  100.269017][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  100.269256][   T12] Modules linked in: vxlan
| [  100.269652][   T12] Tainted: [W]=WARN
[  100.269739][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.269887][   T12] Workqueue: netns cleanup_net
[  100.270010][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.270162][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.270596][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[  100.270739][   T12] RAX: 00000000ffffffa6 RBX: ff11000013704580 RCX: 1ff4000000018ed5
[  100.270911][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001370463c
[  100.271087][   T12] RBP: ff11000019521000 R08: 1fe22000026e08c9 R09: ff11000001aed1d0
[  100.271258][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  100.271435][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  100.271618][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  100.271816][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.271969][   T12] CR2: 00007fb483533888 CR3: 000000000d14d006 CR4: 0000000000771ef0
[  100.272146][   T12] PKRU: 55555554
[  100.272233][   T12] Call Trace:
[  100.272324][   T12]  <TASK>
[  100.272386][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  100.272543][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.272685][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  100.272801][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.272916][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  100.273067][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  100.273191][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  100.273308][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  100.273433][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  100.273563][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  100.273680][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.273794][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.273911][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.274030][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.274143][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.274262][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.274382][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.274503][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.274622][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.274737][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.274856][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.274984][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.275097][   T12]  kthread (kernel/kthread.c:436)
[  100.275185][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.275337][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.275451][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.275574][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.275718][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.275832][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.275950][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.314455][   T12] ------------[ cut here ]------------
| [  100.314586][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  100.314836][   T12] Modules linked in: vxlan
| [  100.315259][   T12] Tainted: [W]=WARN
[  100.315661][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.315824][   T12] Workqueue: netns cleanup_net
[  100.315957][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.316143][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.316604][   T12] RSP: 0018:ffa00000000c77b0 EFLAGS: 00010286
[  100.316764][   T12] RAX: 00000000ffffffa6 RBX: ff1100001671b700 RCX: 1ff4000000018ebc
[  100.316954][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001671b7bc
[  100.317147][   T12] RBP: ff11000015a4c000 R08: 1fe2200002ce36f9 R09: ff11000001aed1d0
[  100.317341][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000100
[  100.317535][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  100.317729][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  100.317952][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.318111][   T12] CR2: 00007fb483533888 CR3: 000000000d14d006 CR4: 0000000000771ef0
[  100.318304][   T12] PKRU: 55555554
[  100.318407][   T12] Call Trace:
[  100.318507][   T12]  <TASK>
[  100.318573][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  100.318700][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  100.318797][   T12]  __dev_notify_flags (net/core/dev.c:9787)
[  100.318922][   T12]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[  100.319054][   T12]  ? netdev_notice (net/core/dev.c:13008)
[  100.319181][   T12]  ? netif_change_name (net/core/dev.c:1495)
[  100.319311][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.319446][   T12]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[  100.319580][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  100.319707][   T12]  __dev_set_promiscuity (net/core/dev.c:9630)
[  100.319831][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  100.319960][   T12]  netif_set_promiscuity (net/core/dev.c:9639)
[  100.320087][   T12]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[  100.320218][   T12]  dev_set_promiscuity (net/core/dev_api.c:288)
[  100.320352][   T12]  del_nbp (net/bridge/br_if.c:254 net/bridge/br_if.c:340)
[  100.320449][   T12]  ? __up_write (kernel/locking/rwsem.c:1418 (discriminator 1))
[  100.320584][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[  100.320712][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[  100.320845][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[  100.320977][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.321105][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.321244][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.321382][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.321514][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.321642][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.321768][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.321896][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.322031][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.322157][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.322294][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.322429][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.322561][   T12]  kthread (kernel/kthread.c:436)
[  100.322658][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.322815][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.322945][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.323072][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.323234][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.323366][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.323497][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.326789][   T12] ------------[ cut here ]------------
| [  100.326928][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  100.327179][   T12] Modules linked in: vxlan
| [  100.327612][   T12] Tainted: [W]=WARN
[  100.327707][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.327866][   T12] Workqueue: netns cleanup_net
[  100.328000][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.328168][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.328633][   T12] RSP: 0018:ffa00000000c77d0 EFLAGS: 00010286
[  100.328796][   T12] RAX: 00000000ffffffa6 RBX: ff1100001671ae40 RCX: 1ff4000000018ec0
[  100.328989][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001671aefc
[  100.329176][   T12] RBP: ff11000015a4c000 R08: 1fe2200002ce35e1 R09: ff11000001aed1d0
[  100.329374][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  100.329564][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  100.329755][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  100.329977][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.330136][   T12] CR2: 0000557f95cbe2b8 CR3: 0000000015ef4003 CR4: 0000000000771ef0
[  100.330331][   T12] PKRU: 55555554
[  100.330424][   T12] Call Trace:
[  100.330525][   T12]  <TASK>
[  100.330591][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.330716][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  100.330842][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  100.330980][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[  100.331108][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[  100.331267][   T12]  ? fdb_delete_local (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 net/bridge/br_fdb.c:365)
[  100.331453][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  100.331590][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[  100.331714][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[  100.331868][   T12]  ? br_manage_promisc (net/bridge/br_if.c:152 (discriminator 1))
[  100.331998][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.332131][   T12]  del_nbp (net/bridge/br_if.c:363)
[  100.332224][   T12]  ? __up_write (kernel/locking/rwsem.c:1418 (discriminator 1))
[  100.332407][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[  100.332537][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[  100.332663][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[  100.332790][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.332914][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.333045][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.333224][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.333406][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.333538][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.333662][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.333789][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.333919][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.334045][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.334175][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.334307][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.334488][   T12]  kthread (kernel/kthread.c:436)
[  100.334588][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.334748][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.334874][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.335003][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.335159][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.335285][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.335465][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.338759][   T12] ------------[ cut here ]------------
| [  100.338886][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  100.339140][   T12] Modules linked in: vxlan
| [  100.339581][   T12] Tainted: [W]=WARN
[  100.339680][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.339840][   T12] Workqueue: netns cleanup_net
[  100.339980][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.340151][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.340621][   T12] RSP: 0018:ffa00000000c77b0 EFLAGS: 00010286
[  100.340786][   T12] RAX: 00000000ffffffa6 RBX: ff11000014e2b000 RCX: 1ff4000000018ebc
[  100.340981][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014e2b0bc
[  100.341174][   T12] RBP: ff1100001b179000 R08: 1fe22000029c5619 R09: ff11000001aed1d0
[  100.341374][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[  100.341573][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  100.341767][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  100.342001][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.342162][   T12] CR2: 0000557f95cbe2b8 CR3: 0000000015ef4003 CR4: 0000000000771ef0
[  100.342362][   T12] PKRU: 55555554
[  100.342459][   T12] Call Trace:
[  100.342561][   T12]  <TASK>
[  100.342628][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  100.342762][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  100.342860][   T12]  __dev_notify_flags (net/core/dev.c:9787)
[  100.342991][   T12]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[  100.343121][   T12]  ? netdev_notice (net/core/dev.c:13008)
[  100.343250][   T12]  ? netif_change_name (net/core/dev.c:1495)
[  100.343475][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.343609][   T12]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[  100.343736][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  100.343866][   T12]  __dev_set_promiscuity (net/core/dev.c:9630)
[  100.343998][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  100.344128][   T12]  netif_set_promiscuity (net/core/dev.c:9639)
[  100.344256][   T12]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[  100.344453][   T12]  dev_set_promiscuity (net/core/dev_api.c:288)
[  100.344677][   T12]  del_nbp (net/bridge/br_if.c:254 net/bridge/br_if.c:340)
[  100.344776][   T12]  ? kernfs_put.part.0 (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:1383 fs/kernfs/dir.c:622)
[  100.344908][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[  100.345041][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[  100.345171][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[  100.345301][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.345486][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.345626][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.345757][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.345885][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.346016][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.346144][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.346275][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.346462][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.346598][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.346730][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.346862][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.346994][   T12]  kthread (kernel/kthread.c:436)
[  100.347094][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.347255][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.347438][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.347574][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.347733][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.347866][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.348005][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.350842][   T12] ------------[ cut here ]------------
| [  100.350975][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  100.351216][   T12] Modules linked in: vxlan
| [  100.351645][   T12] Tainted: [W]=WARN
[  100.351739][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.351896][   T12] Workqueue: netns cleanup_net
[  100.352028][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.352189][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.352647][   T12] RSP: 0018:ffa00000000c77d0 EFLAGS: 00010286
[  100.352810][   T12] RAX: 00000000ffffffa6 RBX: ff11000014e2a900 RCX: 1ff4000000018ec0
[  100.353008][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014e2a9bc
[  100.353193][   T12] RBP: ff1100001b179000 R08: 1fe22000029c5539 R09: ff11000001aed1d0
[  100.353386][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  100.353579][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  100.353770][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  100.353994][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.354154][   T12] CR2: 0000557f95cbe2b8 CR3: 0000000015ef4003 CR4: 0000000000771ef0
[  100.354349][   T12] PKRU: 55555554
[  100.354443][   T12] Call Trace:
[  100.354543][   T12]  <TASK>
[  100.354613][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.354739][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  100.354864][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  100.354994][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[  100.355120][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[  100.355277][   T12]  ? fdb_delete_local (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 net/bridge/br_fdb.c:365)
[  100.355414][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  100.355548][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[  100.355673][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[  100.355827][   T12]  ? br_manage_promisc (net/bridge/br_if.c:152 (discriminator 1))
[  100.355954][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.356081][   T12]  del_nbp (net/bridge/br_if.c:363)
[  100.356177][   T12]  ? kernfs_put.part.0 (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:1383 fs/kernfs/dir.c:622)
[  100.356305][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[  100.356442][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[  100.356579][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[  100.356705][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.356836][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.356969][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.357094][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.357218][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.357352][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.357477][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.357609][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.357739][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.357863][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.357996][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.358124][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.358248][   T12]  kthread (kernel/kthread.c:436)
[  100.358348][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.358507][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.358632][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.358757][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.358913][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.359040][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.359167][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.361236][   T12] ------------[ cut here ]------------
| [  100.361363][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  100.361615][   T12] Modules linked in: vxlan
| [  100.362013][   T12] Tainted: [W]=WARN
[  100.362104][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.362254][   T12] Workqueue: netns cleanup_net
[  100.362383][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.362559][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.362989][   T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286
[  100.363145][   T12] RAX: 00000000ffffffa6 RBX: ff11000013d45a80 RCX: 1ff4000000018ec7
[  100.363331][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013d45b3c
[  100.363519][   T12] RBP: ff1100001b7fa000 R08: 1fe22000027a8b69 R09: ff11000001aed1d0
[  100.363699][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[  100.363877][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001bce2000
[  100.364062][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  100.364270][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.364426][   T12] CR2: 0000557f95cbe2b8 CR3: 0000000015ef4003 CR4: 0000000000771ef0
[  100.364611][   T12] PKRU: 55555554
[  100.364701][   T12] Call Trace:
[  100.364789][   T12]  <TASK>
[  100.364851][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  100.364981][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  100.365073][   T12]  netif_close_many (net/core/dev.c:1804)
[  100.365193][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  100.365323][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  100.365472][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  100.365623][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  100.365745][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.365894][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  100.366017][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  100.366137][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  100.366257][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.366473][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  100.366601][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  100.366728][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.366848][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.366973][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.367092][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.367210][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.367435][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.367559][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.367679][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.367802][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.367923][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.368047][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.368171][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.368289][   T12]  kthread (kernel/kthread.c:436)
[  100.368477][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.368633][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.368752][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.368878][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.369028][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.369148][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.369266][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.372006][   T12] ------------[ cut here ]------------
| [  100.372133][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  100.372377][   T12] Modules linked in: vxlan
| [  100.372776][   T12] Tainted: [W]=WARN
[  100.372866][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.373015][   T12] Workqueue: netns cleanup_net
[  100.373138][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.373293][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.373727][   T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286
[  100.373877][   T12] RAX: 00000000ffffffa6 RBX: ff11000013d45e00 RCX: 1ff4000000018ec7
[  100.374057][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013d45ebc
[  100.374233][   T12] RBP: ff1100001bce2000 R08: 1fe22000027a8bd9 R09: ff11000001aed1d0
[  100.374421][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[  100.374602][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0
[  100.374779][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  100.374987][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.375141][   T12] CR2: 00007fb483533888 CR3: 000000000d14d006 CR4: 0000000000771ef0
[  100.375335][   T12] PKRU: 55555554
[  100.375424][   T12] Call Trace:
[  100.375518][   T12]  <TASK>
[  100.375580][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  100.375698][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[  100.375817][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  100.375914][   T12]  netif_close_many (net/core/dev.c:1804)
[  100.376038][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  100.376163][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  100.376323][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  100.376476][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  100.376604][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.376749][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  100.376867][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  100.376990][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  100.377107][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.377235][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  100.377369][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  100.377489][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.377611][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.377733][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.377851][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.377979][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.378097][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.378216][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.378342][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.378463][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.378587][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.378709][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.378833][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.378953][   T12]  kthread (kernel/kthread.c:436)
[  100.379042][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.379189][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.379308][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.379433][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.379588][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.379707][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.379826][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.382112][   T12] ------------[ cut here ]------------
| [  100.382229][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  100.382461][   T12] Modules linked in: vxlan
| [  100.382839][   T12] Tainted: [W]=WARN
[  100.382925][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.383070][   T12] Workqueue: netns cleanup_net
[  100.383186][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.383338][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.384141][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  100.384285][   T12] RAX: 00000000ffffffa6 RBX: ff11000012b13000 RCX: 1ff4000000018eed
[  100.384463][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b130bc
[  100.384636][   T12] RBP: ff11000016afc000 R08: 1fe2200002562619 R09: ff11000001aed1d0
[  100.384804][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  100.384974][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  100.385146][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  100.385349][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.385495][   T12] CR2: 00007fb483533888 CR3: 000000000d14d006 CR4: 0000000000771ef0
[  100.385680][   T12] PKRU: 55555554
[  100.385765][   T12] Call Trace:
[  100.385852][   T12]  <TASK>
[  100.385911][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  100.386059][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.386202][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  100.386320][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  100.386434][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.386555][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  100.386671][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  100.386789][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.386901][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.387020][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.387134][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.387245][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.387366][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.387479][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.387606][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.387731][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.387843][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.387969][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.388087][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.388201][   T12]  kthread (kernel/kthread.c:436)
[  100.388288][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.388433][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.388553][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.388667][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.388808][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.388921][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.389038][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.391164][   T12] ------------[ cut here ]------------
| [  100.391275][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  100.391505][   T12] Modules linked in: vxlan
| [  100.391874][   T12] Tainted: [W]=WARN
[  100.391966][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.392104][   T12] Workqueue: netns cleanup_net
[  100.392219][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.392370][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.392778][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  100.392919][   T12] RAX: 00000000ffffffa6 RBX: ff11000012b12900 RCX: 1ff4000000018eed
[  100.393093][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b129bc
[  100.393260][   T12] RBP: ff1100001b019000 R08: 1fe2200002562539 R09: ff11000001aed1d0
[  100.393439][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  100.393612][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  100.393782][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  100.393979][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.394120][   T12] CR2: 00007fb483533888 CR3: 000000000d14d006 CR4: 0000000000771ef0
[  100.394298][   T12] PKRU: 55555554
[  100.394392][   T12] Call Trace:
[  100.394477][   T12]  <TASK>
[  100.394542][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  100.394686][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.394825][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  100.394939][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  100.395055][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.395167][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  100.395283][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  100.395401][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.395518][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.395633][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.395747][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.395859][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.395977][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.396092][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.396211][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.396332][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.396445][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.396565][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.396681][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.396795][   T12]  kthread (kernel/kthread.c:436)
[  100.396880][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.397026][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.397139][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.397253][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.397406][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.397525][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.397639][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.399746][   T12] ------------[ cut here ]------------
| [  100.399858][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  100.400085][   T12] Modules linked in: vxlan
| [  100.400465][   T12] Tainted: [W]=WARN
[  100.400554][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.400696][   T12] Workqueue: netns cleanup_net
[  100.400812][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.400964][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.401375][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  100.401523][   T12] RAX: 00000000ffffffa6 RBX: ff11000012b0ac80 RCX: 1ff4000000018eed
[  100.401691][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0ad3c
[  100.401862][   T12] RBP: ff1100001aaec000 R08: 1fe22000025615a9 R09: ff11000001aed1d0
[  100.402034][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  100.402204][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  100.402380][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  100.402585][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.402729][   T12] CR2: 00007fb483533888 CR3: 000000000d14d006 CR4: 0000000000771ef0
[  100.402900][   T12] PKRU: 55555554
[  100.402986][   T12] Call Trace:
[  100.403071][   T12]  <TASK>
[  100.403131][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  100.403276][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.403424][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  100.403548][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  100.403662][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.403776][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  100.403891][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  100.404008][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.404120][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.404237][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.404359][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.404473][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.404592][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.404705][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.404818][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.404934][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.405050][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.405169][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.405290][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.405414][   T12]  kthread (kernel/kthread.c:436)
[  100.405505][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.405646][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.405760][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.405873][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.406018][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.406133][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.406248][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.408196][   T12] ------------[ cut here ]------------
| [  100.408311][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  100.408548][   T12] Modules linked in: vxlan
| [  100.408915][   T12] Tainted: [W]=WARN
[  100.409004][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.409146][   T12] Workqueue: netns cleanup_net
[  100.409262][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.409621][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.410034][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  100.410180][   T12] RAX: 00000000ffffffa6 RBX: ff11000005a14200 RCX: 1ff4000000018eed
[  100.410396][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005a142bc
[  100.410613][   T12] RBP: ff11000015b74000 R08: 1fe2200000b42859 R09: ff11000001aed1d0
[  100.410781][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  100.410952][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  100.411120][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  100.411365][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.411513][   T12] CR2: 00007fb483533888 CR3: 000000000d14d006 CR4: 0000000000771ef0
[  100.411682][   T12] PKRU: 55555554
[  100.411768][   T12] Call Trace:
[  100.411853][   T12]  <TASK>
[  100.411913][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  100.412060][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.412202][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  100.412361][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  100.412474][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.412593][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  100.412710][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  100.412824][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.412936][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.413055][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.413169][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.413280][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.413440][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.413559][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.413678][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.413794][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.413909][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.414030][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.414148][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.414261][   T12]  kthread (kernel/kthread.c:436)
[  100.414393][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.414542][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.414655][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.414769][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.414911][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.415028][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.415141][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.427975][   T12] ------------[ cut here ]------------
| [  100.428100][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  100.428327][   T12] Modules linked in: vxlan
| [  100.428710][   T12] Tainted: [W]=WARN
[  100.428795][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.428937][   T12] Workqueue: netns cleanup_net
[  100.429058][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.429208][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.429620][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  100.429761][   T12] RAX: 00000000ffffffa6 RBX: ff11000019eb9700 RCX: 1ff4000000018eed
[  100.429929][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000019eb97bc
[  100.430104][   T12] RBP: ff11000015f84000 R08: 1fe22000033d72f9 R09: ff11000001aed1d0
[  100.430271][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  100.430445][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  100.430619][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  100.430819][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.430965][   T12] CR2: 00007fb483533888 CR3: 000000000d14d006 CR4: 0000000000771ef0
[  100.431137][   T12] PKRU: 55555554
[  100.431222][   T12] Call Trace:
[  100.431308][   T12]  <TASK>
[  100.431372][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  100.431529][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.431672][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  100.431787][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  100.431903][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.432026][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  100.432146][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  100.432261][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.432385][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.432507][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.432623][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.432735][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.432849][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.432966][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.433086][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.433205][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.433322][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.433442][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.433572][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.433684][   T12]  kthread (kernel/kthread.c:436)
[  100.433770][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.433908][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.434024][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.434139][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.434283][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.434400][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.434519][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.436649][   T12] ------------[ cut here ]------------
| [  100.436763][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  100.436986][   T12] Modules linked in: vxlan
| [  100.437784][   T12] Tainted: [W]=WARN
[  100.437871][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.438018][   T12] Workqueue: netns cleanup_net
[  100.438135][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.438281][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.438737][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  100.438883][   T12] RAX: 00000000ffffffa6 RBX: ff11000013704040 RCX: 1ff4000000018eed
[  100.439054][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137040fc
[  100.439227][   T12] RBP: ff11000010d61000 R08: 1fe22000026e0821 R09: ff11000001aed1d0
[  100.439442][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  100.439616][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  100.439783][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  100.440033][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.440178][   T12] CR2: 00007fb483533888 CR3: 000000000d14d006 CR4: 0000000000771ef0
[  100.440397][   T12] PKRU: 55555554
[  100.440483][   T12] Call Trace:
[  100.440572][   T12]  <TASK>
[  100.440631][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  100.440775][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.440915][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  100.441031][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  100.441146][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.441259][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  100.441424][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  100.441547][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.441660][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.441775][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.441890][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.442004][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.442122][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.442237][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.442397][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.442522][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.442634][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.442757][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.442875][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.442993][   T12]  kthread (kernel/kthread.c:436)
[  100.443079][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.443223][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.443385][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.443507][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.444093][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.444209][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.444368][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.446604][   T12] ------------[ cut here ]------------
| [  100.446730][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  100.446957][   T12] Modules linked in: vxlan
| [  100.447348][   T12] Tainted: [W]=WARN
[  100.447434][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.447583][   T12] Workqueue: netns cleanup_net
[  100.447701][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.447849][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.448259][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  100.448410][   T12] RAX: 00000000ffffffa6 RBX: ff11000013704c80 RCX: 1ff4000000018eed
[  100.448585][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013704d3c
[  100.448757][   T12] RBP: ff1100001a7e4000 R08: 1fe22000026e09a9 R09: ff11000001aed1d0
[  100.448932][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  100.449104][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  100.449273][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  100.449488][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.449635][   T12] CR2: 00007fff72066a88 CR3: 000000000d14d004 CR4: 0000000000771ef0
[  100.449805][   T12] PKRU: 55555554
[  100.449890][   T12] Call Trace:
[  100.449977][   T12]  <TASK>
[  100.450037][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  100.450183][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.450331][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  100.450444][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  100.450570][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.450684][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  100.450800][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  100.450917][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.451038][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.451158][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.451272][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.451393][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.451517][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.451630][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.451746][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.451864][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.451980][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.452099][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.452216][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.452334][   T12]  kthread (kernel/kthread.c:436)
[  100.452420][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.452565][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.452680][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.452795][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.452938][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.453053][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.453167][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.455321][   T12] ------------[ cut here ]------------
| [  100.455435][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  100.455665][   T12] Modules linked in: vxlan
| [  100.456041][   T12] Tainted: [W]=WARN
[  100.456131][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.456273][   T12] Workqueue: netns cleanup_net
[  100.456398][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.456552][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.456972][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  100.457116][   T12] RAX: 00000000ffffffa6 RBX: ff1100001a7b0200 RCX: 1ff4000000018eed
[  100.457289][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001a7b02bc
[  100.457472][   T12] RBP: ff1100001946c000 R08: 1fe22000034f6059 R09: ff11000001aed1d0
[  100.457646][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  100.457819][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  100.457994][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  100.458194][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.458350][   T12] CR2: 00007fff72066a88 CR3: 000000000d14d004 CR4: 0000000000771ef0
[  100.458536][   T12] PKRU: 55555554
[  100.458622][   T12] Call Trace:
[  100.458708][   T12]  <TASK>
[  100.458767][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  100.458914][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.459060][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  100.459176][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  100.459292][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.459415][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  100.459537][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  100.459654][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.459768][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.459887][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.460008][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.460122][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.460246][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.460395][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.460519][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.460639][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.460757][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.460878][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.461002][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.461117][   T12]  kthread (kernel/kthread.c:436)
[  100.461209][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.461363][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.461480][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.461605][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.461748][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.461865][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.461983][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.465077][   T12] ------------[ cut here ]------------
| [  100.465205][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  100.465772][   T12] Modules linked in: vxlan
| [  100.466159][   T12] Tainted: [W]=WARN
[  100.466246][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.466401][   T12] Workqueue: netns cleanup_net
[  100.466529][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.466682][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.467107][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  100.467254][   T12] RAX: 00000000ffffffa6 RBX: ff1100001a7b0580 RCX: 1ff4000000018eed
[  100.467440][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001a7b063c
[  100.467621][   T12] RBP: ff1100001a9fc000 R08: 1fe22000034f60c9 R09: ff11000001aed1d0
[  100.467792][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  100.467968][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  100.468146][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  100.468364][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.468521][   T12] CR2: 000055669eb10d5c CR3: 0000000012f44006 CR4: 0000000000771ef0
[  100.468697][   T12] PKRU: 55555554
[  100.468783][   T12] Call Trace:
[  100.468867][   T12]  <TASK>
[  100.468931][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  100.469085][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.469239][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  100.469369][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  100.469488][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.469611][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  100.469730][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  100.469849][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.469969][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.470088][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.470209][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.470332][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.470450][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.470577][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.470696][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.470815][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.470931][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.471056][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.471177][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.471291][   T12]  kthread (kernel/kthread.c:436)
[  100.471385][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.471549][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.471665][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.471788][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.471937][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.472059][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.472177][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.474164][   T12] ------------[ cut here ]------------
| [  100.474281][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  100.475362][   T12] Modules linked in: vxlan
| [  100.475841][   T12] Tainted: [W]=WARN
[  100.475928][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.476077][   T12] Workqueue: netns cleanup_net
[  100.476197][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.476447][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.476867][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  100.477011][   T12] RAX: 00000000ffffffa6 RBX: ff1100001a7b0900 RCX: 1ff4000000018eed
[  100.477188][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001a7b09bc
[  100.477463][   T12] RBP: ff1100001462c000 R08: 1fe22000034f6139 R09: ff11000001aed1d0
[  100.477643][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  100.477815][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  100.478007][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  100.478208][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.478454][   T12] CR2: 000055669eb10d5c CR3: 0000000012f44006 CR4: 0000000000771ef0
[  100.478640][   T12] PKRU: 55555554
[  100.478726][   T12] Call Trace:
[  100.478813][   T12]  <TASK>
[  100.478874][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  100.479027][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.479171][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  100.479288][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  100.479511][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.479627][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  100.479747][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  100.479865][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.479982][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.480102][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.480218][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.480432][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.480642][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.480758][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.480877][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.481006][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.481125][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.481251][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.481439][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.481560][   T12]  kthread (kernel/kthread.c:436)
[  100.481648][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.481793][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.481907][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.482037][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.482182][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.482299][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.482510][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.495370][   T12] ------------[ cut here ]------------
| [  100.495503][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  100.495732][   T12] Modules linked in: vxlan
| [  100.496114][   T12] Tainted: [W]=WARN
[  100.496205][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.496438][   T12] Workqueue: netns cleanup_net
[  100.496563][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.496822][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.497522][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  100.497668][   T12] RAX: 00000000ffffffa6 RBX: ff1100001a7b1000 RCX: 1ff4000000018eed
[  100.497839][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001a7b10bc
[  100.498018][   T12] RBP: ff1100001a989000 R08: 1fe22000034f6219 R09: ff11000001aed1d0
[  100.498196][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  100.498376][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  100.498558][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  100.498760][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.498983][   T12] CR2: 00005628289937b0 CR3: 000000000d14d005 CR4: 0000000000771ef0
[  100.499156][   T12] PKRU: 55555554
[  100.499241][   T12] Call Trace:
[  100.499335][   T12]  <TASK>
[  100.499396][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  100.499560][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.499705][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  100.499823][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  100.499944][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.500062][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  100.500182][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  100.500301][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.500427][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.500552][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.500668][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.500782][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.500899][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.501017][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.501133][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.501252][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.501376][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.501505][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.501626][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.501742][   T12]  kthread (kernel/kthread.c:436)
[  100.501830][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.501977][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.502094][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.502212][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.502370][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.502487][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.502609][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.504916][   T12] ------------[ cut here ]------------
| [  100.505101][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  100.505829][   T12] Modules linked in: vxlan
| [  100.506211][   T12] Tainted: [W]=WARN
[  100.506300][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.506513][   T12] Workqueue: netns cleanup_net
[  100.506635][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.506783][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.507199][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  100.507422][   T12] RAX: 00000000ffffffa6 RBX: ff1100001a7b1700 RCX: 1ff4000000018eed
[  100.507600][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001a7b17bc
[  100.507768][   T12] RBP: ff11000015a31000 R08: 1fe22000034f62f9 R09: ff11000001aed1d0
[  100.508025][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  100.508204][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  100.508473][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  100.508682][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.508827][   T12] CR2: 00005628289937b0 CR3: 000000000d14d005 CR4: 0000000000771ef0
[  100.509006][   T12] PKRU: 55555554
[  100.509092][   T12] Call Trace:
[  100.509178][   T12]  <TASK>
[  100.509238][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  100.509489][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.509636][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  100.509751][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  100.509866][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.509981][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  100.510099][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  100.510218][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.510425][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.510550][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.510667][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.510782][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.510898][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.511016][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.511135][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.511254][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.511459][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.511587][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.511705][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.511819][   T12]  kthread (kernel/kthread.c:436)
[  100.511907][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.512054][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.512174][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.512291][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.512534][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.512648][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.512766][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.528201][   T12] ------------[ cut here ]------------
| [  100.528341][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  100.528575][   T12] Modules linked in: vxlan
| [  100.528970][   T12] Tainted: [W]=WARN
[  100.529057][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.529203][   T12] Workqueue: netns cleanup_net
[  100.529331][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.529481][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.529902][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  100.530055][   T12] RAX: 00000000ffffffa6 RBX: ff11000012b13e00 RCX: 1ff4000000018eed
[  100.530230][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b13ebc
[  100.530421][   T12] RBP: ff11000010909000 R08: 1fe22000025627d9 R09: ff11000001aed1d0
[  100.530604][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  100.530775][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  100.530949][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  100.531149][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.531295][   T12] CR2: 00005628289937b0 CR3: 000000000d14d005 CR4: 0000000000771ef0
[  100.531474][   T12] PKRU: 55555554
[  100.531565][   T12] Call Trace:
[  100.531651][   T12]  <TASK>
[  100.531712][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  100.531858][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.532007][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  100.532123][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  100.532240][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.532358][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  100.532476][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  100.532597][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.532710][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.532828][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.532946][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.533062][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.533179][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.533294][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.533420][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.533547][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.533661][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.533779][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.533899][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.534018][   T12]  kthread (kernel/kthread.c:436)
[  100.534105][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.534248][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.534369][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.534485][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.534634][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.534749][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.534864][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.536822][   T12] ------------[ cut here ]------------
| [  100.536935][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  100.537164][   T12] Modules linked in: vxlan
| [  100.537598][   T12] Tainted: [W]=WARN
[  100.537685][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.537827][   T12] Workqueue: netns cleanup_net
[  100.537950][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.538099][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.538525][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  100.538676][   T12] RAX: 00000000ffffffa6 RBX: ff1100001311d380 RCX: 1ff4000000018eed
[  100.538849][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001311d43c
[  100.539021][   T12] RBP: ff11000005859000 R08: 1fe2200002623a89 R09: ff11000001aed1d0
[  100.539191][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  100.539369][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  100.539553][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  100.539752][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.539894][   T12] CR2: 00005628289937b0 CR3: 000000000d14d005 CR4: 0000000000771ef0
[  100.540068][   T12] PKRU: 55555554
[  100.540154][   T12] Call Trace:
[  100.540240][   T12]  <TASK>
[  100.540300][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  100.540453][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.540601][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  100.540716][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  100.540831][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.540947][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  100.541063][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  100.541180][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.541292][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.541414][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.541532][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.541645][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.541761][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.541875][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.542000][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.542120][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.542235][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.542360][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.542480][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.542601][   T12]  kthread (kernel/kthread.c:436)
[  100.542686][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.542827][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.542946][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.543062][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.543206][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.543327][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.543443][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.545399][   T12] ------------[ cut here ]------------
| [  100.545520][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  100.545742][   T12] Modules linked in: vxlan
| [  100.546117][   T12] Tainted: [W]=WARN
[  100.546210][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.546833][   T12] Workqueue: netns cleanup_net
[  100.546955][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.547105][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.547575][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  100.547720][   T12] RAX: 00000000ffffffa6 RBX: ff1100001311c900 RCX: 1ff4000000018eed
[  100.547890][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001311c9bc
[  100.548070][   T12] RBP: ff11000015d91000 R08: 1fe2200002623939 R09: ff11000001aed1d0
[  100.548239][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  100.548462][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  100.548638][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  100.548833][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.548980][   T12] CR2: 00005628289937b0 CR3: 000000000d14d005 CR4: 0000000000771ef0
[  100.549149][   T12] PKRU: 55555554
[  100.549234][   T12] Call Trace:
[  100.549369][   T12]  <TASK>
[  100.549429][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  100.549580][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.549720][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  100.549837][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  100.549953][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.550066][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  100.550182][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  100.550297][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.550458][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.550581][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.550698][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.550812][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.550928][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.551044][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.551161][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.551281][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.551443][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.551567][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.551688][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.551803][   T12]  kthread (kernel/kthread.c:436)
[  100.551893][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.552041][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.552158][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.552273][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.552463][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.552582][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.552696][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.556777][   T12] ------------[ cut here ]------------
| [  100.556897][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  100.557123][   T12] Modules linked in: vxlan
| [  100.557508][   T12] Tainted: [W]=WARN
[  100.557596][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.557739][   T12] Workqueue: netns cleanup_net
[  100.557860][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.558011][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.558879][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  100.559028][   T12] RAX: 00000000ffffffa6 RBX: ff1100001311d700 RCX: 1ff4000000018eed
[  100.559207][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001311d7bc
[  100.559429][   T12] RBP: ff11000011c54000 R08: 1fe2200002623af9 R09: ff11000001aed1d0
[  100.559608][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  100.559779][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  100.559951][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  100.560153][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.560296][   T12] CR2: 00005628289937b0 CR3: 000000000d14d005 CR4: 0000000000771ef0
[  100.560518][   T12] PKRU: 55555554
[  100.560650][   T12] Call Trace:
[  100.560734][   T12]  <TASK>
[  100.560794][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  100.560942][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.561086][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  100.561201][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  100.561363][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.561477][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  100.561601][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  100.561716][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.561831][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.561952][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.562069][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.562184][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.562302][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.562463][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.562586][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.562705][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.562819][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.562943][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.563065][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.563181][   T12]  kthread (kernel/kthread.c:436)
[  100.563267][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.563459][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.563582][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.563697][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.563839][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.563954][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.564071][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.566528][   T12] ------------[ cut here ]------------
| [  100.566642][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  100.566867][   T12] Modules linked in: vxlan
| [  100.567245][   T12] Tainted: [W]=WARN
[  100.567339][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.567482][   T12] Workqueue: netns cleanup_net
[  100.567610][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.567760][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.568178][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  100.568327][   T12] RAX: 00000000ffffffa6 RBX: ff1100001af88200 RCX: 1ff4000000018eed
[  100.568504][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001af882bc
[  100.568675][   T12] RBP: ff110000083f4000 R08: 1fe22000035f1059 R09: ff11000001aed1d0
[  100.568845][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  100.569021][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  100.569193][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  100.569399][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.569550][   T12] CR2: 00005628289937b0 CR3: 000000000d14d005 CR4: 0000000000771ef0
[  100.569724][   T12] PKRU: 55555554
[  100.569810][   T12] Call Trace:
[  100.569894][   T12]  <TASK>
[  100.569956][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  100.570103][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.570246][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  100.570411][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  100.570534][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.570652][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  100.570769][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  100.570887][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.571004][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.571122][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.571237][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.571398][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.571567][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.571683][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.571798][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.571917][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.572033][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.572153][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.572272][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.572433][   T12]  kthread (kernel/kthread.c:436)
[  100.572525][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.572669][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.572785][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.572901][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.573048][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.573164][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.573278][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.576747][   T12] ------------[ cut here ]------------
| [  100.576869][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  100.577101][   T12] Modules linked in: vxlan
| [  100.577487][   T12] Tainted: [W]=WARN
[  100.577580][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.577729][   T12] Workqueue: netns cleanup_net
[  100.577847][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.577999][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.578418][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  100.578575][   T12] RAX: 00000000ffffffa6 RBX: ff1100001af89540 RCX: 1ff4000000018eed
[  100.578745][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001af895fc
[  100.578915][   T12] RBP: ff1100001b38c000 R08: 1fe22000035f12c1 R09: ff11000001aed1d0
[  100.579091][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  100.579269][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  100.580292][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  100.580554][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.580699][   T12] CR2: 00005628289937b0 CR3: 000000000d14d005 CR4: 0000000000771ef0
[  100.580870][   T12] PKRU: 55555554
[  100.580958][   T12] Call Trace:
[  100.581045][   T12]  <TASK>
[  100.581105][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  100.581252][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.581447][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  100.581567][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  100.581683][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.581797][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  100.581915][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  100.582036][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.582149][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.582267][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.582432][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.582552][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.582667][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.582782][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.582899][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.583021][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.583135][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.583261][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.583429][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.583548][   T12]  kthread (kernel/kthread.c:436)
[  100.583634][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.583777][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.583897][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.584015][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.584161][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.584276][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.584441][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.586869][   T12] ------------[ cut here ]------------
| [  100.586995][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  100.587220][   T12] Modules linked in: vxlan
| [  100.587612][   T12] Tainted: [W]=WARN
[  100.587699][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.587851][   T12] Workqueue: netns cleanup_net
[  100.587980][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.588131][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.588555][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  100.588701][   T12] RAX: 00000000ffffffa6 RBX: ff1100001af88ac0 RCX: 1ff4000000018eed
[  100.588872][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001af88b7c
[  100.589045][   T12] RBP: ff11000017674000 R08: 1fe22000035f1171 R09: ff11000001aed1d0
[  100.589215][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  100.589394][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  100.589573][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  100.589773][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.589917][   T12] CR2: 00005628289937b0 CR3: 000000000d14d005 CR4: 0000000000771ef0
[  100.590094][   T12] PKRU: 55555554
[  100.590179][   T12] Call Trace:
[  100.590264][   T12]  <TASK>
[  100.590329][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  100.590475][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.590624][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  100.590739][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  100.590856][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.590972][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  100.591092][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  100.591209][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.591327][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.591445][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.591565][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.591679][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.591794][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.591910][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.592030][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.592149][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.592263][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.592388][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.592513][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.592627][   T12]  kthread (kernel/kthread.c:436)
[  100.592713][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.592856][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.592974][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.593088][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.593233][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.593355][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.593471][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.595423][   T12] ------------[ cut here ]------------
| [  100.595545][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  100.595768][   T12] Modules linked in: vxlan
| [  100.596146][   T12] Tainted: [W]=WARN
[  100.596233][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.596872][   T12] Workqueue: netns cleanup_net
[  100.597001][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.597154][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.597665][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  100.597810][   T12] RAX: 00000000ffffffa6 RBX: ff110000129c8900 RCX: 1ff4000000018eed
[  100.597983][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129c89bc
[  100.598153][   T12] RBP: ff11000015c0c000 R08: 1fe2200002539139 R09: ff11000001aed1d0
[  100.598417][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  100.598595][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  100.598767][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  100.599062][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.599207][   T12] CR2: 00005628289937b0 CR3: 000000000d14d005 CR4: 0000000000771ef0
[  100.599471][   T12] PKRU: 55555554
[  100.599561][   T12] Call Trace:
[  100.599647][   T12]  <TASK>
[  100.599708][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  100.599857][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.600004][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  100.600121][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  100.600238][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.600442][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  100.600564][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  100.600681][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.600794][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.600915][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.601035][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.601151][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.601268][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.601478][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.601601][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.601719][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.601835][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.601956][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.602075][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.602191][   T12]  kthread (kernel/kthread.c:436)
[  100.602278][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.602507][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.602626][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.602743][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.602888][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.603006][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.603123][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.607550][   T12] ------------[ cut here ]------------
| [  100.607672][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  100.607900][   T12] Modules linked in: vxlan
| [  100.608285][   T12] Tainted: [W]=WARN
[  100.608379][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.608531][   T12] Workqueue: netns cleanup_net
[  100.608652][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.608809][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.609228][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  100.609381][   T12] RAX: 00000000ffffffa6 RBX: ff110000129c8040 RCX: 1ff4000000018eed
[  100.609560][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129c80fc
[  100.609732][   T12] RBP: ff1100001b7fa000 R08: 1fe2200002539021 R09: ff11000001aed1d0
[  100.609904][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  100.610078][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  100.610250][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  100.610459][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.610608][   T12] CR2: 00005628289937b0 CR3: 000000000d14d005 CR4: 0000000000771ef0
[  100.610782][   T12] PKRU: 55555554
[  100.610869][   T12] Call Trace:
[  100.610962][   T12]  <TASK>
[  100.611022][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  100.611174][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.611322][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  100.611438][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  100.611561][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.611677][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  100.611794][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  100.611911][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.612030][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.612150][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.612264][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.612382][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.612505][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.612620][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.612736][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.612855][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.612976][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.613096][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.613216][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.613337][   T12]  kthread (kernel/kthread.c:436)
[  100.613425][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.613574][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.613690][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.613807][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.613953][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.614069][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.614185][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.616447][   T12] ------------[ cut here ]------------
| [  100.616573][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  100.616802][   T12] Modules linked in: vxlan
| [  100.617181][   T12] Tainted: [W]=WARN
[  100.617274][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.617861][   T12] Workqueue: netns cleanup_net
[  100.617983][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.618133][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.618606][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  100.618749][   T12] RAX: 00000000ffffffa6 RBX: ff110000129c8e40 RCX: 1ff4000000018eed
[  100.618920][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129c8efc
[  100.619091][   T12] RBP: ff1100001bce2000 R08: 1fe22000025391e1 R09: ff11000001aed1d0
[  100.619268][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  100.619489][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  100.619667][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  100.619866][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.620058][   T12] CR2: 00005628289937b0 CR3: 000000000d14d005 CR4: 0000000000771ef0
[  100.620240][   T12] PKRU: 55555554
[  100.620374][   T12] Call Trace:
[  100.620459][   T12]  <TASK>
[  100.620528][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  100.620675][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.620818][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  100.620936][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  100.621057][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.621174][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  100.621294][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  100.621462][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.621584][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.621703][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.621819][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.621933][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.622053][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.622171][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.622290][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.622458][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.622581][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.622701][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.622821][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.622938][   T12]  kthread (kernel/kthread.c:436)
[  100.623029][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.623175][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.623291][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.623456][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.623610][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.623726][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.623841][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.643160][   T12] ------------[ cut here ]------------
| [  100.643295][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  100.644009][   T12] Modules linked in: vxlan
| [  100.644474][   T12] Tainted: [W]=WARN
[  100.644573][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.644728][   T12] Workqueue: netns cleanup_net
[  100.644858][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.645018][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.645532][   T12] RSP: 0018:ffa00000000c7780 EFLAGS: 00010286
[  100.645688][   T12] RAX: 00000000ffffffa6 RBX: ff110000129c8740 RCX: 1ff4000000018eb6
[  100.645876][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129c87fc
[  100.646063][   T12] RBP: ff11000015a49000 R08: 1fe2200002539101 R09: ff11000001aed1d0
[  100.646247][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  100.646484][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  100.646676][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  100.646891][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.647049][   T12] CR2: 00005628289937b0 CR3: 000000000d14d005 CR4: 0000000000771ef0
[  100.647236][   T12] PKRU: 55555554
[  100.647382][   T12] Call Trace:
[  100.647474][   T12]  <TASK>
[  100.647544][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.647667][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  100.647792][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  100.647918][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[  100.648047][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[  100.648203][   T12]  ? default_device_exit_batch (net/core/dev.c:13075)
[  100.648379][   T12]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  100.648512][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[  100.648637][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[  100.648792][   T12]  unregister_vlan_dev (net/8021q/vlan.c:112)
[  100.648921][   T12]  default_device_exit_batch (net/core/dev.c:13084)
[  100.649049][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  100.649176][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  100.649302][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  100.649483][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  100.649616][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.649739][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.649867][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.649997][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.650121][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.650247][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.650426][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.650560][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.650688][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.650811][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.650947][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.651076][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.651201][   T12]  kthread (kernel/kthread.c:436)
[  100.651294][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.651476][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.651607][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.651731][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.651888][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.652014][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.652140][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.653617][   T12] ------------[ cut here ]------------
| [  100.653739][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  100.653984][   T12] Modules linked in: vxlan
| [  100.654402][   T12] Tainted: [W]=WARN
[  100.654503][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.654661][   T12] Workqueue: netns cleanup_net
[  100.654790][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.654952][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.655621][   T12] RSP: 0018:ffa00000000c7780 EFLAGS: 00010286
[  100.655777][   T12] RAX: 00000000ffffffa6 RBX: ff110000129c9380 RCX: 1ff4000000018eb6
[  100.655964][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129c943c
[  100.656149][   T12] RBP: ff11000015a49000 R08: 1fe2200002539289 R09: ff11000001aed1d0
[  100.656388][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  100.656638][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  100.656825][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  100.657045][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.657207][   T12] CR2: 00005628289937b0 CR3: 000000000d14d005 CR4: 0000000000771ef0
[  100.657448][   T12] PKRU: 55555554
[  100.657550][   T12] Call Trace:
[  100.657643][   T12]  <TASK>
[  100.657708][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.657833][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  100.657959][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  100.658085][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[  100.658212][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[  100.658428][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  100.658565][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[  100.658690][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[  100.658848][   T12]  unregister_vlan_dev (net/8021q/vlan.c:112)
[  100.658977][   T12]  ? vlan_vid_del (net/8021q/vlan_core.c:367 net/8021q/vlan_core.c:387)
[  100.659102][   T12]  default_device_exit_batch (net/core/dev.c:13084)
[  100.659227][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  100.659420][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  100.659552][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  100.659680][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  100.659805][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.659928][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.660060][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.660185][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.660309][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.660497][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.660649][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.660783][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.660912][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.661040][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.661170][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.661303][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.661480][   T12]  kthread (kernel/kthread.c:436)
[  100.661582][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.661736][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.661861][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.661987][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.662141][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.662270][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.662451][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.664069][   T12] ------------[ cut here ]------------
| [  100.664188][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  100.664436][   T12] Modules linked in: vxlan
| [  100.664839][   T12] Tainted: [W]=WARN
[  100.664930][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.665086][   T12] Workqueue: netns cleanup_net
[  100.665215][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.665903][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.666393][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[  100.666552][   T12] RAX: 00000000ffffffa6 RBX: ff11000012cba740 RCX: 1ff4000000018eaf
[  100.666736][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012cba7fc
[  100.666916][   T12] RBP: ff1100001958c000 R08: 1fe2200002597501 R09: ff11000001aed1d0
[  100.667101][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[  100.667282][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000106e4000
[  100.667534][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  100.667753][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.667907][   T12] CR2: 00005628289937b0 CR3: 000000000d14d005 CR4: 0000000000771ef0
[  100.668094][   T12] PKRU: 55555554
[  100.668186][   T12] Call Trace:
[  100.668277][   T12]  <TASK>
[  100.668392][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  100.668522][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  100.668620][   T12]  netif_close_many (net/core/dev.c:1804)
[  100.668748][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  100.668877][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  100.669031][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  100.669183][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  100.669309][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.669532][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  100.669655][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.669777][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  100.669904][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  100.670032][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  100.670160][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  100.670287][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  100.670463][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  100.670592][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.670716][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.670842][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.670970][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.671097][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.671224][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.671412][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.671540][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.671667][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.671790][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.671917][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.672047][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.672175][   T12]  kthread (kernel/kthread.c:436)
[  100.672268][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.672471][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.672599][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.672726][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.672885][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.673012][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.673138][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.675349][   T12] ------------[ cut here ]------------
| [  100.675495][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  100.675742][   T12] Modules linked in: vxlan
| [  100.676155][   T12] Tainted: [W]=WARN
[  100.676252][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.676415][   T12] Workqueue: netns cleanup_net
[  100.676548][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.676708][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.677140][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[  100.677299][   T12] RAX: 00000000ffffffa6 RBX: ff11000013758e40 RCX: 1ff4000000018eaf
[  100.677488][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013758efc
[  100.677675][   T12] RBP: ff110000106e4000 R08: 1fe22000026eb1e1 R09: ff11000001aed1d0
[  100.677855][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[  100.678038][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015a49000
[  100.678219][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  100.678448][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.678613][   T12] CR2: 00007fb483533888 CR3: 0000000004b01004 CR4: 0000000000771ef0
[  100.678795][   T12] PKRU: 55555554
[  100.678887][   T12] Call Trace:
[  100.678981][   T12]  <TASK>
[  100.679046][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  100.679170][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[  100.679291][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  100.679390][   T12]  netif_close_many (net/core/dev.c:1804)
[  100.679523][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  100.679653][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  100.679808][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  100.679963][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  100.680086][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.680238][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  100.680366][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.680488][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  100.680620][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  100.680745][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  100.680873][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  100.681003][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  100.681127][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  100.681249][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.681375][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.681507][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.681630][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.681752][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.681875][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.682000][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.682124][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.682252][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.682384][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.682516][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.682645][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.682768][   T12]  kthread (kernel/kthread.c:436)
[  100.682860][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.683016][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.683138][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.683263][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.683419][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.683547][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.683668][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.693141][   T12] ------------[ cut here ]------------
| [  100.693286][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  100.693570][   T12] Modules linked in: vxlan
| [  100.693975][   T12] Tainted: [W]=WARN
[  100.694067][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.694219][   T12] Workqueue: netns cleanup_net
[  100.694360][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.694523][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.694963][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[  100.695115][   T12] RAX: 00000000ffffffa6 RBX: ff11000010c56900 RCX: 1ff4000000018eaf
[  100.695296][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010c569bc
[  100.695497][   T12] RBP: ff11000015a49000 R08: 1fe220000218ad39 R09: ff11000001aed1d0
[  100.695675][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[  100.695853][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001ae81000
[  100.696042][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  100.696255][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.696445][   T12] CR2: 00007fb483533888 CR3: 0000000004b01004 CR4: 0000000000771ef0
[  100.696639][   T12] PKRU: 55555554
[  100.696729][   T12] Call Trace:
[  100.696820][   T12]  <TASK>
[  100.696883][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  100.697010][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[  100.697138][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  100.697237][   T12]  netif_close_many (net/core/dev.c:1804)
[  100.697376][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  100.697508][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  100.697660][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  100.697812][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  100.697941][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.698097][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  100.698218][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.698347][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  100.698472][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  100.698600][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  100.698723][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  100.698844][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  100.698969][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  100.699093][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.699214][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.699345][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.699471][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.699597][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.699724][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.699850][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.699980][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.700104][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.700231][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.700362][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.700488][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.700616][   T12]  kthread (kernel/kthread.c:436)
[  100.700712][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.700863][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.700986][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.701108][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.701266][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.701394][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.701522][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.703542][   T12] ------------[ cut here ]------------
| [  100.703666][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  100.703908][   T12] Modules linked in: vxlan
| [  100.704313][   T12] Tainted: [W]=WARN
[  100.704412][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.704568][   T12] Workqueue: netns cleanup_net
[  100.704692][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.704848][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.705294][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[  100.705451][   T12] RAX: 00000000ffffffa6 RBX: ff11000005664c80 RCX: 1ff4000000018eaf
[  100.705639][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005664d3c
[  100.705819][   T12] RBP: ff1100001ae81000 R08: 1fe2200000acc9a9 R09: ff11000001aed1d0
[  100.706003][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[  100.706183][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001aa01000
[  100.706373][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  100.706594][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.706748][   T12] CR2: 00007fb483533888 CR3: 0000000004b01004 CR4: 0000000000771ef0
[  100.706931][   T12] PKRU: 55555554
[  100.707025][   T12] Call Trace:
[  100.707116][   T12]  <TASK>
[  100.707181][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  100.707303][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[  100.707433][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  100.707538][   T12]  netif_close_many (net/core/dev.c:1804)
[  100.707661][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  100.707784][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  100.707944][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  100.708096][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  100.708217][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.708373][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  100.708500][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.708621][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  100.708750][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  100.708873][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  100.708999][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  100.709121][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  100.709245][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  100.709378][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.709506][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.709630][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.709752][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.709927][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.710078][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.710203][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.710336][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.710471][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.710598][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.710725][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.710855][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.710980][   T12]  kthread (kernel/kthread.c:436)
[  100.711071][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.711221][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.711351][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.711473][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.711629][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.711752][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.711873][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.713734][   T12] ------------[ cut here ]------------
| [  100.713865][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  100.714120][   T12] Modules linked in: vxlan
| [  100.714801][   T12] Tainted: [W]=WARN
[  100.714908][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.715073][   T12] Workqueue: netns cleanup_net
[  100.715202][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.715441][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.715981][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[  100.716134][   T12] RAX: 00000000ffffffa6 RBX: ff11000005664740 RCX: 1ff4000000018eaf
[  100.716313][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000056647fc
[  100.716595][   T12] RBP: ff1100001aa01000 R08: 1fe2200000acc901 R09: ff11000001aed1d0
[  100.716774][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[  100.716958][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015ed1000
[  100.717148][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  100.717433][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.717594][   T12] CR2: 00007fb483533888 CR3: 0000000004b01004 CR4: 0000000000771ef0
[  100.717776][   T12] PKRU: 55555554
[  100.717867][   T12] Call Trace:
[  100.717961][   T12]  <TASK>
[  100.718025][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  100.718146][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[  100.718267][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  100.718415][   T12]  netif_close_many (net/core/dev.c:1804)
[  100.718543][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  100.718665][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  100.718815][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  100.718970][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  100.719090][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.719239][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  100.719416][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.719542][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  100.719665][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  100.719788][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  100.719909][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  100.720033][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  100.720154][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  100.720275][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.720449][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.720578][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.720704][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.720825][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.720951][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.721071][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.721193][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.721370][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.721502][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.721627][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.721753][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.721873][   T12]  kthread (kernel/kthread.c:436)
[  100.721972][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.722125][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.722247][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.722419][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.722576][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.722698][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.722817][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.726932][   T12] ------------[ cut here ]------------
| [  100.727184][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  100.727739][   T12] Modules linked in: vxlan
| [  100.728545][   T12] Tainted: [W]=WARN
[  100.728755][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.729065][   T12] Workqueue: netns cleanup_net
[  100.729347][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.729677][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.730473][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[  100.730792][   T12] RAX: 00000000ffffffa6 RBX: ff11000005664900 RCX: 1ff4000000018eaf
[  100.731142][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000056649bc
[  100.731523][   T12] RBP: ff11000015ed1000 R08: 1fe2200000acc939 R09: ff11000001aed1d0
[  100.731880][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[  100.732233][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001b179000
[  100.732617][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  100.733032][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.733358][   T12] CR2: 00007f5f5c44e000 CR3: 000000001a573005 CR4: 0000000000771ef0
[  100.733729][   T12] PKRU: 55555554
[  100.733936][   T12] Call Trace:
[  100.734140][   T12]  <TASK>
[  100.734300][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  100.734587][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[  100.734852][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  100.735097][   T12]  netif_close_many (net/core/dev.c:1804)
[  100.735378][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  100.735648][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  100.735956][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  100.736253][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  100.736538][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.736854][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  100.737112][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.737390][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  100.737666][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  100.737929][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  100.738187][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  100.738466][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  100.738739][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  100.739008][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.739265][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.739555][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.739819][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.740064][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.740342][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.740614][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.740885][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.741153][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.741465][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.741746][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.742014][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.742273][   T12]  kthread (kernel/kthread.c:436)
[  100.742509][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.742819][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.743110][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.743394][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.743711][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.743967][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.744206][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.747548][   T12] ------------[ cut here ]------------
| [  100.747799][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  100.748233][   T12] Modules linked in: vxlan
| [  100.749223][   T12] Tainted: [W]=WARN
[  100.749451][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.749767][   T12] Workqueue: netns cleanup_net
[  100.750035][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.750370][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.751158][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[  100.751484][   T12] RAX: 00000000ffffffa6 RBX: ff1100001af89000 RCX: 1ff4000000018eaf
[  100.751855][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001af890bc
[  100.752206][   T12] RBP: ff1100001b179000 R08: 1fe22000035f1219 R09: ff11000001aed1d0
[  100.752589][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[  100.752946][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001b17c000
[  100.753291][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  100.753765][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.754075][   T12] CR2: 00007f5f5c44e000 CR3: 000000000d14d003 CR4: 0000000000771ef0
[  100.754458][   T12] PKRU: 55555554
[  100.754686][   T12] Call Trace:
[  100.754897][   T12]  <TASK>
[  100.755057][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  100.755371][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[  100.755640][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  100.755852][   T12]  netif_close_many (net/core/dev.c:1804)
[  100.756109][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  100.756386][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  100.756702][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  100.757010][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  100.757271][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.757605][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  100.757860][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.758119][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  100.758402][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  100.758680][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  100.758973][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  100.759233][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  100.759518][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  100.759785][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.760037][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.760299][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.760587][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.760844][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.761088][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.761395][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.761668][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.761934][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.762191][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.762480][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.762758][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.763012][   T12]  kthread (kernel/kthread.c:436)
[  100.763219][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.763552][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.763844][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.764102][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.764441][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.764703][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.764957][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.769509][   T12] ------------[ cut here ]------------
| [  100.769756][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  100.770199][   T12] Modules linked in: vxlan
| [  100.771291][   T12] Tainted: [W]=WARN
[  100.771537][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.771844][   T12] Workqueue: netns cleanup_net
[  100.772106][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.772909][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.773874][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[  100.774178][   T12] RAX: 00000000ffffffa6 RBX: ff1100001472a200 RCX: 1ff4000000018eaf
[  100.774561][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001472a2bc
[  100.774917][   T12] RBP: ff1100001b17c000 R08: 1fe22000028e5459 R09: ff11000001aed1d0
[  100.775272][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[  100.775800][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015a4c000
[  100.776162][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  100.776587][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.776894][   T12] CR2: 00007f5f5c44e000 CR3: 000000000d14d003 CR4: 0000000000771ef0
[  100.777226][   T12] PKRU: 55555554
[  100.777447][   T12] Call Trace:
[  100.777660][   T12]  <TASK>
[  100.777819][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  100.778251][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[  100.778563][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  100.778775][   T12]  netif_close_many (net/core/dev.c:1804)
[  100.779070][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  100.779343][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  100.779660][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  100.779964][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  100.780223][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.780559][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  100.780815][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.781057][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  100.781480][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  100.781752][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  100.782008][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  100.782264][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  100.782542][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  100.782809][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.783204][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.783483][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.783768][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.784019][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.784275][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.784556][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.784820][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.785080][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.785347][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.785620][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.785887][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.786121][   T12]  kthread (kernel/kthread.c:436)
[  100.786788][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.787234][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.787516][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.787774][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.788073][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.788343][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.788609][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.792911][   T12] ------------[ cut here ]------------
| [  100.793166][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  100.793655][   T12] Modules linked in: vxlan
| [  100.794466][   T12] Tainted: [W]=WARN
[  100.794683][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.795132][   T12] Workqueue: netns cleanup_net
[  100.795425][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.795922][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.796907][   T12] RSP: 0018:ffa00000000c7510 EFLAGS: 00010286
[  100.797224][   T12] RAX: 00000000ffffffa6 RBX: ff110000129c9540 RCX: 1ff4000000018e68
[  100.797615][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129c95fc
[  100.797982][   T12] RBP: ff1100001942c000 R08: 1fe22000025392c1 R09: ff11000001aed1d0
[  100.798381][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[  100.798913][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011744000
[  100.799278][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  100.799725][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.800033][   T12] CR2: 00007f5f5c44e000 CR3: 000000000d14d003 CR4: 0000000000771ef0
[  100.800411][   T12] PKRU: 55555554
[  100.800659][   T12] Call Trace:
[  100.800873][   T12]  <TASK>
[  100.801507][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  100.801783][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  100.802000][   T12]  netif_close_many (net/core/dev.c:1804)
[  100.802264][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  100.802703][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.802973][   T12]  vlan_device_event (net/8021q/vlan.c:475)
[  100.803245][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[  100.803687][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[  100.803957][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  100.804198][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[  100.804489][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  100.804769][   T12]  netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805)
[  100.805034][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  100.805300][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  100.805644][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  100.805966][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  100.806232][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.806756][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  100.807021][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.807499][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  100.807772][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  100.808032][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  100.808295][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  100.808590][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  100.809309][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  100.809604][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.809866][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.810134][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.810418][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.810694][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.811112][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.811396][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.811677][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.811951][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.812223][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.812527][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.812804][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.813065][   T12]  kthread (kernel/kthread.c:436)
[  100.813277][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.813764][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.814028][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.814296][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.814643][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.814915][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.815180][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.820964][   T12] ------------[ cut here ]------------
| [  100.821225][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  100.821714][   T12] Modules linked in: vxlan
| [  100.822532][   T12] Tainted: [W]=WARN
[  100.822750][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.824306][   T12] Workqueue: netns cleanup_net
[  100.824605][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.824932][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.826085][   T12] RSP: 0018:ffa00000000c7510 EFLAGS: 00010286
[  100.826585][   T12] RAX: 00000000ffffffa6 RBX: ff11000012cbb380 RCX: 1ff4000000018e68
[  100.826957][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012cbb43c
[  100.827378][   T12] RBP: ff11000011744000 R08: 1fe2200002597689 R09: ff11000001aed1d0
[  100.827762][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[  100.828259][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c75b0
[  100.828659][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  100.829412][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.829748][   T12] CR2: 00007f5f5c44e000 CR3: 000000000d14d003 CR4: 0000000000771ef0
[  100.830113][   T12] PKRU: 55555554
[  100.830658][   T12] Call Trace:
[  100.830872][   T12]  <TASK>
[  100.831034][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  100.831477][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[  100.831757][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  100.832115][   T12]  netif_close_many (net/core/dev.c:1804)
[  100.832401][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  100.832681][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.832952][   T12]  vlan_device_event (net/8021q/vlan.c:475)
[  100.833392][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[  100.833825][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[  100.834248][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  100.834538][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[  100.834816][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  100.835240][   T12]  netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805)
[  100.835534][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  100.835802][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  100.836106][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  100.836450][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  100.836725][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.837036][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  100.837300][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.837627][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  100.837903][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  100.838172][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  100.838616][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  100.838891][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  100.839161][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  100.839472][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.839894][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.840155][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.840438][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.840706][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.840973][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.841236][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.841532][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.841804][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.842223][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.842525][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.842798][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.843060][   T12]  kthread (kernel/kthread.c:436)
[  100.843443][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.843769][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.844034][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.844308][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.844653][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.844921][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.845187][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.850052][   T12] ------------[ cut here ]------------
| [  100.850305][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  100.850916][   T12] Modules linked in: vxlan
| [  100.851847][   T12] Tainted: [W]=WARN
[  100.852051][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.852375][   T12] Workqueue: netns cleanup_net
[  100.852646][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.853112][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.853909][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[  100.854377][   T12] RAX: 00000000ffffffa6 RBX: ff11000019f36c80 RCX: 1ff4000000018eaf
[  100.854742][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000019f36d3c
[  100.855094][   T12] RBP: ff11000015a4c000 R08: 1fe22000033e6da9 R09: ff11000001aed1d0
[  100.855621][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[  100.855972][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000016ba9000
[  100.856498][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  100.856900][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.857209][   T12] CR2: 00007f5f5c44e000 CR3: 000000000d14d003 CR4: 0000000000771ef0
[  100.857588][   T12] PKRU: 55555554
[  100.857791][   T12] Call Trace:
[  100.857995][   T12]  <TASK>
[  100.858149][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  100.858574][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[  100.858832][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  100.859041][   T12]  netif_close_many (net/core/dev.c:1804)
[  100.859305][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  100.859582][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  100.860038][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  100.860367][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  100.860633][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.861079][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  100.861352][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.861626][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  100.861889][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  100.862241][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  100.862506][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  100.862766][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  100.863022][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  100.863443][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.863705][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.863971][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.864229][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.864650][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.864912][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.865166][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.865442][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.865853][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.866111][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.866393][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.866670][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.867057][   T12]  kthread (kernel/kthread.c:436)
[  100.867235][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.867527][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.867785][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.868186][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.868520][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.868774][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.869031][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.875766][   T12] ------------[ cut here ]------------
| [  100.876009][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  100.876464][   T12] Modules linked in: vxlan
| [  100.877248][   T12] Tainted: [W]=WARN
[  100.877653][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.878077][   T12] Workqueue: netns cleanup_net
[  100.878480][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.878925][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.879839][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[  100.880257][   T12] RAX: 00000000ffffffa6 RBX: ff11000019f37e00 RCX: 1ff4000000018eaf
[  100.880757][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000019f37ebc
[  100.881204][   T12] RBP: ff11000016ba9000 R08: 1fe22000033e6fd9 R09: ff11000001aed1d0
[  100.881702][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[  100.882165][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[  100.882660][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  100.883171][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.883611][   T12] CR2: 00007f5f5c44e000 CR3: 000000000d14d003 CR4: 0000000000771ef0
[  100.884079][   T12] PKRU: 55555554
[  100.884406][   T12] Call Trace:
[  100.884719][   T12]  <TASK>
[  100.884975][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  100.885349][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[  100.885715][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  100.886024][   T12]  netif_close_many (net/core/dev.c:1804)
[  100.886400][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  100.886769][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  100.887174][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  100.887608][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  100.887964][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.888387][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  100.888751][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.889227][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  100.889647][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  100.889995][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  100.890362][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  100.890718][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  100.891055][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  100.891415][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.891767][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.892126][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.892502][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.892845][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.893193][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.893563][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.893917][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.894274][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.894644][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.895005][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.895386][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.895738][   T12]  kthread (kernel/kthread.c:436)
[  100.896018][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.896423][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.896779][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.897128][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.897553][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.897902][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.898249][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.902976][   T12] ------------[ cut here ]------------
| [  100.903113][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  100.903370][   T12] Modules linked in: vxlan
| [  100.903774][   T12] Tainted: [W]=WARN
[  100.903866][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.904018][   T12] Workqueue: netns cleanup_net
[  100.904142][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.904304][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.904752][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[  100.904903][   T12] RAX: 00000000ffffffa6 RBX: ff1100001b0b6e40 RCX: 1ff4000000018ed5
[  100.905084][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001b0b6efc
[  100.905265][   T12] RBP: ff1100001958c000 R08: 1fe2200003616de1 R09: ff11000001aed1d0
[  100.905452][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  100.905636][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  100.905818][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  100.906029][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.906179][   T12] CR2: 000055669eb10d5c CR3: 0000000012f44005 CR4: 0000000000771ef0
[  100.906368][   T12] PKRU: 55555554
[  100.906461][   T12] Call Trace:
[  100.906554][   T12]  <TASK>
[  100.906616][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  100.906773][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.906925][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  100.907049][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.907169][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  100.907293][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  100.907418][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  100.907542][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  100.907659][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  100.907802][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  100.907929][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.908052][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.908172][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.908293][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.908419][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.908544][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.908662][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.908782][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.908904][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.909025][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.909150][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.909274][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.909400][   T12]  kthread (kernel/kthread.c:436)
[  100.909494][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.909640][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.909759][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.909878][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.910032][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.910158][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.910277][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.941790][   T12] ------------[ cut here ]------------
| [  100.941927][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  100.942162][   T12] Modules linked in: vxlan
| [  100.942565][   T12] Tainted: [W]=WARN
[  100.942654][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.942807][   T12] Workqueue: netns cleanup_net
[  100.942931][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.943086][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.943525][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[  100.943674][   T12] RAX: 00000000ffffffa6 RBX: ff1100001b0b78c0 RCX: 1ff4000000018ed5
[  100.943849][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001b0b797c
[  100.944030][   T12] RBP: ff110000106e4000 R08: 1fe2200003616f31 R09: ff11000001aed1d0
[  100.944210][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  100.944393][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  100.944578][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  100.944785][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.944933][   T12] CR2: 000055669eb10d5c CR3: 0000000012f44005 CR4: 0000000000771ef0
[  100.945120][   T12] PKRU: 55555554
[  100.945209][   T12] Call Trace:
[  100.945301][   T12]  <TASK>
[  100.945369][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  100.945526][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.945673][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  100.945790][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.945910][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  100.946041][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  100.946161][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  100.946279][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  100.946586][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  100.946713][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  100.946832][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.946951][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.947074][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.947194][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.947313][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.947440][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.947560][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.947679][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.947798][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.947914][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.948038][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.948161][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.948279][   T12]  kthread (kernel/kthread.c:436)
[  100.948372][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.948525][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.948643][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.948761][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.948908][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.949029][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.949147][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.951427][   T12] ------------[ cut here ]------------
| [  100.951558][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  100.951787][   T12] Modules linked in: vxlan
| [  100.952179][   T12] Tainted: [W]=WARN
[  100.952269][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.952422][   T12] Workqueue: netns cleanup_net
[  100.952551][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.952711][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.953143][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[  100.953292][   T12] RAX: 00000000ffffffa6 RBX: ff11000012cbb1c0 RCX: 1ff4000000018ed5
[  100.953472][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012cbb27c
[  100.953651][   T12] RBP: ff11000015a49000 R08: 1fe2200002597651 R09: ff11000001aed1d0
[  100.953826][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  100.954003][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  100.954179][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  100.954386][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.954538][   T12] CR2: 000055669eb10d5c CR3: 0000000012f44005 CR4: 0000000000771ef0
[  100.954712][   T12] PKRU: 55555554
[  100.954800][   T12] Call Trace:
[  100.954887][   T12]  <TASK>
[  100.954952][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  100.955102][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.955246][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  100.955370][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.955498][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  100.955620][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  100.955739][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  100.955859][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  100.955979][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  100.956098][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  100.956217][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.956339][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.956458][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.956586][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.956704][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.956821][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.956939][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.957059][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.957182][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.957299][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.957427][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.957555][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.957671][   T12]  kthread (kernel/kthread.c:436)
[  100.957760][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.957906][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.958027][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.958144][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.958292][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.958416][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.958543][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.960974][   T12] ------------[ cut here ]------------
| [  100.961093][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  100.961328][   T12] Modules linked in: vxlan
| [  100.961730][   T12] Tainted: [W]=WARN
[  100.961819][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.961970][   T12] Workqueue: netns cleanup_net
[  100.962093][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.962248][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.962682][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[  100.962835][   T12] RAX: 00000000ffffffa6 RBX: ff1100000549d8c0 RCX: 1ff4000000018ed5
[  100.963013][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000549d97c
[  100.963201][   T12] RBP: ff1100001ae81000 R08: 1fe2200000a93b31 R09: ff11000001aed1d0
[  100.963386][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  100.963567][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  100.963750][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  100.963959][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.964108][   T12] CR2: 000055669eb10d5c CR3: 0000000012f44005 CR4: 0000000000771ef0
[  100.964296][   T12] PKRU: 55555554
[  100.964409][   T12] Call Trace:
[  100.964501][   T12]  <TASK>
[  100.964563][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  100.964713][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.964858][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  100.964978][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.965098][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  100.965218][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  100.965345][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  100.965463][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  100.965586][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  100.965706][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  100.965825][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.965943][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.966065][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.966185][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.966304][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.966429][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.966552][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.966673][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.966794][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.966911][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.967038][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.967166][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.967285][   T12]  kthread (kernel/kthread.c:436)
[  100.967379][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.967534][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.967652][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.967770][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.967918][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.968043][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.968162][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.970540][   T12] ------------[ cut here ]------------
| [  100.970658][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  100.970891][   T12] Modules linked in: vxlan
| [  100.971277][   T12] Tainted: [W]=WARN
[  100.971372][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.971527][   T12] Workqueue: netns cleanup_net
[  100.971648][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.971803][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.972223][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[  100.972378][   T12] RAX: 00000000ffffffa6 RBX: ff1100000549c740 RCX: 1ff4000000018ed5
[  100.972557][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000549c7fc
[  100.972733][   T12] RBP: ff1100001aa01000 R08: 1fe2200000a93901 R09: ff11000001aed1d0
[  100.972908][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  100.973089][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  100.973266][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  100.973480][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.973634][   T12] CR2: 000055669eb10d5c CR3: 0000000012f44005 CR4: 0000000000771ef0
[  100.973813][   T12] PKRU: 55555554
[  100.973900][   T12] Call Trace:
[  100.973992][   T12]  <TASK>
[  100.974054][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  100.974207][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.974359][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  100.974477][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.974605][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  100.974726][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  100.974851][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  100.974974][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  100.975092][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  100.975213][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  100.975340][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.975457][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.975586][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.975705][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.975821][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.975939][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.976058][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.976178][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.976299][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.976423][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.976551][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.976675][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.976793][   T12]  kthread (kernel/kthread.c:436)
[  100.976884][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.977033][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.977153][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.977270][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.977422][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.977553][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.977672][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.980041][   T12] ------------[ cut here ]------------
| [  100.980160][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  100.980932][   T12] Modules linked in: vxlan
| [  100.981380][   T12] Tainted: [W]=WARN
[  100.981523][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.981673][   T12] Workqueue: netns cleanup_net
[  100.981800][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.981958][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.982431][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[  100.982587][   T12] RAX: 00000000ffffffa6 RBX: ff11000010c57700 RCX: 1ff4000000018ed5
[  100.982760][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010c577bc
[  100.982940][   T12] RBP: ff11000015ed1000 R08: 1fe220000218aef9 R09: ff11000001aed1d0
[  100.983117][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  100.983293][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  100.983522][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  100.983726][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.983873][   T12] CR2: 000055669eb10d5c CR3: 0000000012f44005 CR4: 0000000000771ef0
[  100.984053][   T12] PKRU: 55555554
[  100.984142][   T12] Call Trace:
[  100.984231][   T12]  <TASK>
[  100.984293][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  100.984494][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.984640][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  100.984759][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.984877][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  100.985001][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  100.985122][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  100.985239][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  100.985405][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  100.985532][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  100.985650][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.985768][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.985887][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.986007][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.986126][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.986245][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.986410][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.986534][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.986655][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.986772][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.986894][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.987021][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.987138][   T12]  kthread (kernel/kthread.c:436)
[  100.987229][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.987424][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.987547][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.987667][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.987815][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.987934][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.988056][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  100.991334][   T12] ------------[ cut here ]------------
| [  100.991470][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  100.991714][   T12] Modules linked in: vxlan
| [  100.992110][   T12] Tainted: [W]=WARN
[  100.992202][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.992358][   T12] Workqueue: netns cleanup_net
[  100.992482][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  100.992641][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  100.993064][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[  100.993213][   T12] RAX: 00000000ffffffa6 RBX: ff1100001345f380 RCX: 1ff4000000018ed5
[  100.993394][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001345f43c
[  100.993573][   T12] RBP: ff1100001b179000 R08: 1fe220000268be89 R09: ff11000001aed1d0
[  100.993746][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  100.993921][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  100.994099][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  100.994307][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  100.994459][   T12] CR2: 00007f9af0af27d0 CR3: 0000000015e0b006 CR4: 0000000000771ef0
[  100.994644][   T12] PKRU: 55555554
[  100.994732][   T12] Call Trace:
[  100.994818][   T12]  <TASK>
[  100.994879][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  100.995033][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  100.995179][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  100.995295][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  100.995419][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  100.995543][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  100.995662][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  100.995779][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  100.995896][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  100.996016][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  100.996134][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  100.996251][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  100.996378][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  100.996502][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  100.996620][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  100.996738][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  100.996854][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  100.996976][   T12]  process_one_work (kernel/workqueue.c:3314)
[  100.997100][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  100.997216][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  100.997345][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  100.997473][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  100.997595][   T12]  kthread (kernel/kthread.c:436)
[  100.997683][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.997827][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.997952][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  100.998071][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  100.998218][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  100.998346][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  100.998464][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  101.008031][   T12] ------------[ cut here ]------------
| [  101.008162][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  101.009349][   T12] Modules linked in: vxlan
| [  101.009763][   T12] Tainted: [W]=WARN
[  101.009856][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  101.010012][   T12] Workqueue: netns cleanup_net
[  101.010141][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  101.010302][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  101.010747][   T12] RSP: 0018:ffa00000000c75d8 EFLAGS: 00010286
[  101.010901][   T12] RAX: 00000000ffffffa6 RBX: ff11000013596200 RCX: 1ff4000000018e81
[  101.011089][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000135962bc
[  101.011276][   T12] RBP: ff11000011744000 R08: 1fe22000026b2c59 R09: ff11000001aed1d0
[  101.011465][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  101.011655][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  101.011840][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  101.012059][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  101.012216][   T12] CR2: 00007f9af0af27d0 CR3: 0000000015e0b006 CR4: 0000000000771ef0
[  101.012409][   T12] PKRU: 55555554
[  101.012505][   T12] Call Trace:
[  101.012598][   T12]  <TASK>
[  101.012662][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  101.012821][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  101.012979][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  101.013102][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  101.013225][   T12]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  101.013384][   T12]  vlan_device_event (net/8021q/vlan.c:515)
[  101.013521][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[  101.013649][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[  101.013773][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[  101.013900][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  101.014035][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  101.014193][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  101.014352][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  101.014478][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  101.014607][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  101.014738][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  101.014863][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  101.014987][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  101.015114][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  101.015240][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  101.015378][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  101.015510][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  101.015640][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  101.015770][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  101.015899][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  101.016028][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  101.016154][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  101.016280][   T12]  process_one_work (kernel/workqueue.c:3314)
[  101.016413][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  101.016541][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  101.016669][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  101.016798][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  101.016926][   T12]  kthread (kernel/kthread.c:436)
[  101.017027][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  101.017184][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  101.017312][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  101.017446][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  101.017604][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  101.017729][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  101.017854][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  101.020290][   T12] ------------[ cut here ]------------
| [  101.020859][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  101.021110][   T12] Modules linked in: vxlan
| [  101.021586][   T12] Tainted: [W]=WARN
[  101.021679][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  101.021834][   T12] Workqueue: netns cleanup_net
[  101.021966][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  101.022127][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  101.022619][   T12] RSP: 0018:ffa00000000c75d8 EFLAGS: 00010286
[  101.022775][   T12] RAX: 00000000ffffffa6 RBX: ff11000013597540 RCX: 1ff4000000018e81
[  101.022959][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000135975fc
[  101.023141][   T12] RBP: ff1100001942c000 R08: 1fe22000026b2ec1 R09: ff11000001aed1d0
[  101.023376][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  101.023568][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  101.023753][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  101.023971][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  101.024124][   T12] CR2: 00007f9af0af27d0 CR3: 0000000015e0b006 CR4: 0000000000771ef0
[  101.024309][   T12] PKRU: 55555554
[  101.024451][   T12] Call Trace:
[  101.024548][   T12]  <TASK>
[  101.024612][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  101.024772][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  101.024926][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  101.025053][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  101.025178][   T12]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  101.025384][   T12]  vlan_device_event (net/8021q/vlan.c:515)
[  101.025513][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[  101.025641][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[  101.025762][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[  101.025889][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  101.026015][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  101.026176][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  101.026384][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  101.026514][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  101.026635][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  101.026761][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  101.026884][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  101.027009][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  101.027135][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  101.027264][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  101.027438][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  101.027563][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  101.027689][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  101.027815][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  101.027944][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  101.028068][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  101.028191][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  101.028369][   T12]  process_one_work (kernel/workqueue.c:3314)
[  101.028503][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  101.028625][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  101.028750][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  101.028878][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  101.029005][   T12]  kthread (kernel/kthread.c:436)
[  101.029099][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  101.029250][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  101.029425][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  101.029553][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  101.029706][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  101.029827][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  101.029952][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  101.032168][   T12] ------------[ cut here ]------------
| [  101.032296][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  101.032542][   T12] Modules linked in: vxlan
| [  101.032931][   T12] Tainted: [W]=WARN
[  101.033026][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  101.033174][   T12] Workqueue: netns cleanup_net
[  101.033295][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  101.033457][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  101.033891][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[  101.034039][   T12] RAX: 00000000ffffffa6 RBX: ff11000013596e40 RCX: 1ff4000000018ed5
[  101.034214][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013596efc
[  101.034395][   T12] RBP: ff1100001b17c000 R08: 1fe22000026b2de1 R09: ff11000001aed1d0
[  101.034575][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  101.034748][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  101.034923][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  101.035129][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  101.035278][   T12] CR2: 00007fb483533888 CR3: 000000000d14d001 CR4: 0000000000771ef0
[  101.035466][   T12] PKRU: 55555554
[  101.035558][   T12] Call Trace:
[  101.035645][   T12]  <TASK>
[  101.035707][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  101.035857][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  101.036005][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  101.036124][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  101.036241][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  101.036368][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  101.036488][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  101.036615][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  101.036731][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  101.036850][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  101.036971][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  101.037089][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  101.037211][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  101.037331][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  101.037448][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  101.037572][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  101.037688][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  101.037806][   T12]  process_one_work (kernel/workqueue.c:3314)
[  101.037930][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  101.038051][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  101.038172][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  101.038294][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  101.038415][   T12]  kthread (kernel/kthread.c:436)
[  101.038507][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  101.038652][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  101.038771][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  101.038887][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  101.039035][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  101.039154][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  101.039270][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  101.047952][   T12] ------------[ cut here ]------------
| [  101.048085][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  101.048326][   T12] Modules linked in: vxlan
| [  101.048724][   T12] Tainted: [W]=WARN
[  101.048813][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  101.048962][   T12] Workqueue: netns cleanup_net
[  101.049088][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  101.049244][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  101.049685][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[  101.049833][   T12] RAX: 00000000ffffffa6 RBX: ff11000011e3cc80 RCX: 1ff4000000018ed5
[  101.050012][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e3cd3c
[  101.050186][   T12] RBP: ff11000015a4c000 R08: 1fe22000023c79a9 R09: ff11000001aed1d0
[  101.050365][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  101.050547][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  101.050729][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  101.050932][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  101.051083][   T12] CR2: 00007fb483533888 CR3: 000000000d14d001 CR4: 0000000000771ef0
[  101.051261][   T12] PKRU: 55555554
[  101.051359][   T12] Call Trace:
[  101.051445][   T12]  <TASK>
[  101.051537][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  101.051695][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  101.051839][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  101.051958][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  101.052075][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  101.052194][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  101.052313][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  101.052436][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  101.052560][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  101.052678][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  101.052797][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  101.052912][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  101.053035][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  101.053152][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  101.053269][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  101.053495][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  101.053613][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  101.053732][   T12]  process_one_work (kernel/workqueue.c:3314)
[  101.053852][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  101.053971][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  101.054093][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  101.054213][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  101.054424][   T12]  kthread (kernel/kthread.c:436)
[  101.054520][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  101.054665][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  101.054781][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  101.054898][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  101.055049][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  101.055165][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  101.055281][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  101.059065][   T12] ------------[ cut here ]------------
| [  101.059185][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  101.059422][   T12] Modules linked in: vxlan
| [  101.059808][   T12] Tainted: [W]=WARN
[  101.059895][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  101.060045][   T12] Workqueue: netns cleanup_net
[  101.060166][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  101.060325][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  101.060753][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[  101.060900][   T12] RAX: 00000000ffffffa6 RBX: ff1100001aee2040 RCX: 1ff4000000018ed5
[  101.061078][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001aee20fc
[  101.061251][   T12] RBP: ff11000016ba9000 R08: 1fe22000035dc421 R09: ff11000001aed1d0
[  101.061433][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  101.061612][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  101.061788][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  101.061996][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  101.062142][   T12] CR2: 00007fb483533888 CR3: 000000000d14d001 CR4: 0000000000771ef0
[  101.062325][   T12] PKRU: 55555554
[  101.062413][   T12] Call Trace:
[  101.062512][   T12]  <TASK>
[  101.062572][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  101.062721][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  101.062865][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  101.062983][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  101.063100][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  101.063221][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  101.063346][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  101.063464][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  101.063587][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  101.063704][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  101.063823][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  101.063940][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  101.064061][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  101.064180][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  101.064295][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  101.064418][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  101.064542][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  101.064660][   T12]  process_one_work (kernel/workqueue.c:3314)
[  101.064779][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  101.064895][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  101.065018][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  101.065139][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  101.065258][   T12]  kthread (kernel/kthread.c:436)
[  101.065352][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  101.065506][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  101.065624][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  101.065740][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  101.065886][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  101.066006][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  101.066122][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  101.074410][ T2645] ------------[ cut here ]------------
| [  101.074558][ T2645] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2645
| [  101.074814][ T2645] Modules linked in: vxlan
| [  101.075213][ T2645] Tainted: [W]=WARN
[  101.075312][ T2645] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  101.075481][ T2645] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  101.075655][ T2645] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  101.076116][ T2645] RSP: 0018:ffa0000004fb7a80 EFLAGS: 00010286
[  101.076280][ T2645] RAX: 00000000ffffffa6 RBX: ff1100001aee3540 RCX: 1ff40000009f6f16
[  101.076481][ T2645] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001aee35fc
[  101.076680][ T2645] RBP: ff11000005171000 R08: 1fe22000035dc6c1 R09: ff11000011f35180
[  101.076871][ T2645] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  101.077066][ T2645] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005171000
[  101.077259][ T2645] FS:  00007f9af08e8840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  101.077497][ T2645] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  101.077659][ T2645] CR2: 00007f9af0af27d0 CR3: 0000000015e0b006 CR4: 0000000000771ef0
[  101.077853][ T2645] PKRU: 55555554
[  101.077952][ T2645] Call Trace:
[  101.078049][ T2645]  <TASK>
[  101.078117][ T2645]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  101.078245][ T2645]  ? notifier_call_chain (kernel/notifier.c:85)
[  101.078384][ T2645]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  101.078482][ T2645]  register_netdevice (net/core/dev.c:11488)
[  101.078618][ T2645]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[  101.078779][ T2645]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[  101.078910][ T2645]  register_netdev (net/core/dev.c:11552)
[  101.079043][ T2645]  loopback_net_init (drivers/net/loopback.c:218)
[  101.079175][ T2645]  ops_init (net/core/net_namespace.c:137)
[  101.079275][ T2645]  setup_net (net/core/net_namespace.c:446)
[  101.079380][ T2645]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[  101.079517][ T2645]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[  101.079651][ T2645]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[  101.079781][ T2645]  copy_net_ns (net/core/net_namespace.c:579)
[  101.079910][ T2645]  create_new_namespaces (kernel/nsproxy.c:132)
[  101.080047][ T2645]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[  101.080180][ T2645]  ksys_unshare (kernel/fork.c:3243)
[  101.080308][ T2645]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  101.080443][ T2645]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[  101.080580][ T2645]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[  101.080711][ T2645]  ? __ia32_sys_open (fs/open.c:1374)
[  101.080841][ T2645]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[  101.080971][ T2645]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[  101.081105][ T2645]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  101.081242][ T2645]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  101.081376][ T2645]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  101.081506][ T2645]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  101.081673][ T2645] RIP: 0033:0x7f9af0baabcb
[  101.081809][ T2645] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[  101.082282][ T2645] RSP: 002b:00007ffd0e668238 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[  101.082484][ T2645] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f9af0baabcb
[  101.082682][ T2645] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  101.082876][ T2645] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  101.083076][ T2645] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd0e66a460
[  101.083270][ T2645] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd0e66b86e
| [  101.087451][ T2645] ------------[ cut here ]------------
| [  101.087591][ T2645] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2645
| [  101.087841][ T2645] Modules linked in: vxlan
| [  101.088239][ T2645] Tainted: [W]=WARN
[  101.088345][ T2645] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  101.088511][ T2645] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  101.088687][ T2645] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  101.089147][ T2645] RSP: 0018:ffa0000004fb7918 EFLAGS: 00010286
[  101.089311][ T2645] RAX: 00000000ffffffa6 RBX: ff1100001161e040 RCX: 1ff40000009f6ee9
[  101.089513][ T2645] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001161e0fc
[  101.089704][ T2645] RBP: ff1100001abf4000 R08: 1fe22000022c3c21 R09: ff11000011f35180
[  101.089896][ T2645] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  101.090092][ T2645] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001abf4000
[  101.090286][ T2645] FS:  00007f9af08e8840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  101.090523][ T2645] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  101.090684][ T2645] CR2: 00007f9af0af27d0 CR3: 0000000015e0b006 CR4: 0000000000771ef0
[  101.090875][ T2645] PKRU: 55555554
[  101.090976][ T2645] Call Trace:
[  101.091071][ T2645]  <TASK>
[  101.091138][ T2645]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  101.091270][ T2645]  ? notifier_call_chain (kernel/notifier.c:85)
[  101.091404][ T2645]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  101.091508][ T2645]  register_netdevice (net/core/dev.c:11488)
[  101.091639][ T2645]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[  101.091798][ T2645]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[  101.091929][ T2645]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[  101.092062][ T2645]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[  101.092190][ T2645]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[  101.092324][ T2645]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[  101.092453][ T2645]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[  101.092589][ T2645]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[  101.092722][ T2645]  ops_init (net/core/net_namespace.c:137)
[  101.092822][ T2645]  setup_net (net/core/net_namespace.c:446)
[  101.092919][ T2645]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[  101.093048][ T2645]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[  101.093177][ T2645]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[  101.093308][ T2645]  copy_net_ns (net/core/net_namespace.c:579)
[  101.093443][ T2645]  create_new_namespaces (kernel/nsproxy.c:132)
[  101.093578][ T2645]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[  101.093707][ T2645]  ksys_unshare (kernel/fork.c:3243)
[  101.093835][ T2645]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  101.093966][ T2645]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[  101.094094][ T2645]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[  101.094222][ T2645]  ? __ia32_sys_open (fs/open.c:1374)
[  101.094359][ T2645]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[  101.094486][ T2645]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[  101.094619][ T2645]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  101.094747][ T2645]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  101.094874][ T2645]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  101.095005][ T2645]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  101.095164][ T2645] RIP: 0033:0x7f9af0baabcb
[  101.095298][ T2645] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[  101.095769][ T2645] RSP: 002b:00007ffd0e668238 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[  101.095966][ T2645] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f9af0baabcb
[  101.096158][ T2645] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  101.096354][ T2645] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  101.096553][ T2645] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd0e66a460
[  101.096746][ T2645] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd0e66b86e
| [  101.100537][ T2645] ------------[ cut here ]------------
| [  101.100673][ T2645] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2645
| [  101.100933][ T2645] Modules linked in: vxlan
| [  101.101335][ T2645] Tainted: [W]=WARN
[  101.101435][ T2645] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  101.101601][ T2645] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  101.101772][ T2645] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  101.102240][ T2645] RSP: 0018:ffa0000004fb78f8 EFLAGS: 00010286
[  101.102412][ T2645] RAX: 00000000ffffffa6 RBX: ff11000006063000 RCX: 1ff40000009f6ee5
[  101.102614][ T2645] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000060630bc
[  101.102809][ T2645] RBP: ff1100001b1e4000 R08: 1fe2200000c0c619 R09: ff11000011f35180
[  101.103005][ T2645] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  101.103201][ T2645] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001b1e4000
[  101.103403][ T2645] FS:  00007f9af08e8840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  101.103637][ T2645] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  101.103801][ T2645] CR2: 00007f9af0af27d0 CR3: 0000000015e0b006 CR4: 0000000000771ef0
[  101.104000][ T2645] PKRU: 55555554
[  101.104101][ T2645] Call Trace:
[  101.104199][ T2645]  <TASK>
[  101.104266][ T2645]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  101.104405][ T2645]  ? notifier_call_chain (kernel/notifier.c:85)
[  101.104543][ T2645]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  101.104644][ T2645]  register_netdevice (net/core/dev.c:11488)
[  101.104778][ T2645]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[  101.104944][ T2645]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[  101.105084][ T2645]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[  101.105220][ T2645]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[  101.105363][ T2645]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[  101.105500][ T2645]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[  101.105631][ T2645]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[  101.105763][ T2645]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[  101.105894][ T2645]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  101.106034][ T2645]  vti_init_net (net/ipv4/ip_vti.c:517)
[  101.106164][ T2645]  ops_init (net/core/net_namespace.c:137)
[  101.106265][ T2645]  setup_net (net/core/net_namespace.c:446)
[  101.106377][ T2645]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[  101.106512][ T2645]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[  101.106643][ T2645]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[  101.106775][ T2645]  copy_net_ns (net/core/net_namespace.c:579)
[  101.106907][ T2645]  create_new_namespaces (kernel/nsproxy.c:132)
[  101.107045][ T2645]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[  101.107179][ T2645]  ksys_unshare (kernel/fork.c:3243)
[  101.107309][ T2645]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  101.107444][ T2645]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[  101.107581][ T2645]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[  101.107712][ T2645]  ? __ia32_sys_open (fs/open.c:1374)
[  101.107850][ T2645]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[  101.107985][ T2645]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[  101.108119][ T2645]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  101.108248][ T2645]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  101.108385][ T2645]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  101.108521][ T2645]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  101.108683][ T2645] RIP: 0033:0x7f9af0baabcb
[  101.108819][ T2645] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[  101.109282][ T2645] RSP: 002b:00007ffd0e668238 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[  101.109485][ T2645] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f9af0baabcb
[  101.109688][ T2645] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  101.109887][ T2645] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  101.110085][ T2645] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd0e66a460
[  101.110280][ T2645] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd0e66b86e
| [  101.114346][ T2645] ------------[ cut here ]------------
| [  101.114482][ T2645] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2645
| [  101.114751][ T2645] Modules linked in: vxlan
| [  101.115148][ T2645] Tainted: [W]=WARN
[  101.115247][ T2645] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  101.115420][ T2645] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  101.115595][ T2645] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  101.116063][ T2645] RSP: 0018:ffa0000004fb7a78 EFLAGS: 00010286
[  101.116232][ T2645] RAX: 00000000ffffffa6 RBX: ff11000006062200 RCX: 1ff40000009f6f15
[  101.116428][ T2645] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000060622bc
[  101.116629][ T2645] RBP: ff1100001aa14000 R08: 1fe2200000c0c459 R09: ff11000011f35180
[  101.116837][ T2645] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  101.117036][ T2645] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001aa14000
[  101.117230][ T2645] FS:  00007f9af08e8840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  101.117459][ T2645] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  101.117631][ T2645] CR2: 00007f9af0af27d0 CR3: 0000000015e0b006 CR4: 0000000000771ef0
[  101.117826][ T2645] PKRU: 55555554
[  101.117924][ T2645] Call Trace:
[  101.118024][ T2645]  <TASK>
[  101.118091][ T2645]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  101.118221][ T2645]  ? notifier_call_chain (kernel/notifier.c:85)
[  101.118355][ T2645]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  101.118455][ T2645]  register_netdevice (net/core/dev.c:11488)
[  101.118592][ T2645]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[  101.118757][ T2645]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  101.118890][ T2645]  register_netdev (net/core/dev.c:11552)
[  101.119021][ T2645]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[  101.119152][ T2645]  ops_init (net/core/net_namespace.c:137)
[  101.119251][ T2645]  setup_net (net/core/net_namespace.c:446)
[  101.119354][ T2645]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[  101.119484][ T2645]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[  101.119619][ T2645]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[  101.119751][ T2645]  copy_net_ns (net/core/net_namespace.c:579)
[  101.119882][ T2645]  create_new_namespaces (kernel/nsproxy.c:132)
[  101.120017][ T2645]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[  101.120147][ T2645]  ksys_unshare (kernel/fork.c:3243)
[  101.120278][ T2645]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  101.120414][ T2645]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[  101.120550][ T2645]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[  101.120684][ T2645]  ? __ia32_sys_open (fs/open.c:1374)
[  101.120820][ T2645]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[  101.120951][ T2645]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[  101.121081][ T2645]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  101.121211][ T2645]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  101.121352][ T2645]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  101.121482][ T2645]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  101.121647][ T2645] RIP: 0033:0x7f9af0baabcb
[  101.121785][ T2645] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[  101.122253][ T2645] RSP: 002b:00007ffd0e668238 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[  101.122453][ T2645] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f9af0baabcb
[  101.122653][ T2645] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  101.122847][ T2645] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  101.123044][ T2645] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd0e66a460
[  101.123240][ T2645] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd0e66b86e
| [  101.127349][ T2645] ------------[ cut here ]------------
| [  101.127486][ T2645] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2645
| [  101.127752][ T2645] Modules linked in: vxlan
| [  101.128145][ T2645] Tainted: [W]=WARN
[  101.128244][ T2645] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  101.128496][ T2645] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  101.128664][ T2645] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  101.129131][ T2645] RSP: 0018:ffa0000004fb7a68 EFLAGS: 00010286
[  101.129294][ T2645] RAX: 00000000ffffffa6 RBX: ff1100001161f1c0 RCX: 1ff40000009f6f13
[  101.129504][ T2645] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001161f27c
[  101.129698][ T2645] RBP: ff11000011dcc000 R08: 1fe22000022c3e51 R09: ff11000011f35180
[  101.129891][ T2645] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  101.130087][ T2645] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011dcc000
[  101.130283][ T2645] FS:  00007f9af08e8840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  101.130523][ T2645] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  101.130701][ T2645] CR2: 00007f9af0af27d0 CR3: 0000000015e0b006 CR4: 0000000000771ef0
[  101.130898][ T2645] PKRU: 55555554
[  101.130999][ T2645] Call Trace:
[  101.131095][ T2645]  <TASK>
[  101.131166][ T2645]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  101.131295][ T2645]  ? notifier_call_chain (kernel/notifier.c:85)
[  101.131431][ T2645]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  101.131538][ T2645]  register_netdevice (net/core/dev.c:11488)
[  101.131670][ T2645]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[  101.131834][ T2645]  register_netdev (net/core/dev.c:11552)
[  101.131968][ T2645]  sit_init_net (net/ipv6/sit.c:1860)
[  101.132103][ T2645]  ops_init (net/core/net_namespace.c:137)
[  101.132203][ T2645]  setup_net (net/core/net_namespace.c:446)
[  101.132305][ T2645]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[  101.132448][ T2645]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[  101.132583][ T2645]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[  101.132718][ T2645]  copy_net_ns (net/core/net_namespace.c:579)
[  101.132849][ T2645]  create_new_namespaces (kernel/nsproxy.c:132)
[  101.132988][ T2645]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[  101.133118][ T2645]  ksys_unshare (kernel/fork.c:3243)
[  101.133248][ T2645]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  101.133386][ T2645]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[  101.133525][ T2645]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[  101.133659][ T2645]  ? __ia32_sys_open (fs/open.c:1374)
[  101.133792][ T2645]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[  101.133920][ T2645]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[  101.134050][ T2645]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  101.134181][ T2645]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  101.134313][ T2645]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  101.134455][ T2645]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  101.134620][ T2645] RIP: 0033:0x7f9af0baabcb
[  101.134762][ T2645] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[  101.135231][ T2645] RSP: 002b:00007ffd0e668238 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[  101.135435][ T2645] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f9af0baabcb
[  101.135633][ T2645] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  101.135830][ T2645] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  101.136028][ T2645] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd0e66a460
[  101.136230][ T2645] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd0e66b86e
| [  101.140947][ T2645] ------------[ cut here ]------------
| [  101.141085][ T2645] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2645
| [  101.141351][ T2645] Modules linked in: vxlan
| [  101.141754][ T2645] Tainted: [W]=WARN
[  101.141853][ T2645] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  101.142018][ T2645] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  101.142188][ T2645] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  101.142664][ T2645] RSP: 0018:ffa0000004fb7a78 EFLAGS: 00010286
[  101.142826][ T2645] RAX: 00000000ffffffa6 RBX: ff110000141aa580 RCX: 1ff40000009f6f15
[  101.143022][ T2645] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000141aa63c
[  101.143217][ T2645] RBP: ff1100001b389000 R08: 1fe22000028354c9 R09: ff11000011f35180
[  101.143416][ T2645] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  101.143617][ T2645] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001b389000
[  101.143811][ T2645] FS:  00007f9af08e8840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  101.144041][ T2645] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  101.144207][ T2645] CR2: 00007f9af0af27d0 CR3: 0000000015e0b006 CR4: 0000000000771ef0
[  101.144410][ T2645] PKRU: 55555554
[  101.144514][ T2645] Call Trace:
[  101.144612][ T2645]  <TASK>
[  101.144679][ T2645]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  101.144809][ T2645]  ? notifier_call_chain (kernel/notifier.c:85)
[  101.144940][ T2645]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  101.145043][ T2645]  register_netdevice (net/core/dev.c:11488)
[  101.145177][ T2645]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[  101.145344][ T2645]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  101.145477][ T2645]  register_netdev (net/core/dev.c:11552)
[  101.145614][ T2645]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[  101.145746][ T2645]  ops_init (net/core/net_namespace.c:137)
[  101.145845][ T2645]  setup_net (net/core/net_namespace.c:446)
[  101.145949][ T2645]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[  101.146076][ T2645]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[  101.146207][ T2645]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[  101.146347][ T2645]  copy_net_ns (net/core/net_namespace.c:579)
[  101.146480][ T2645]  create_new_namespaces (kernel/nsproxy.c:132)
[  101.146618][ T2645]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[  101.146750][ T2645]  ksys_unshare (kernel/fork.c:3243)
[  101.146883][ T2645]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  101.147018][ T2645]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[  101.147148][ T2645]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[  101.147279][ T2645]  ? __ia32_sys_open (fs/open.c:1374)
[  101.147419][ T2645]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[  101.147556][ T2645]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[  101.147686][ T2645]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  101.147822][ T2645]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  101.147957][ T2645]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  101.148088][ T2645]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  101.148248][ T2645] RIP: 0033:0x7f9af0baabcb
[  101.148390][ T2645] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[  101.148864][ T2645] RSP: 002b:00007ffd0e668238 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[  101.149064][ T2645] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f9af0baabcb
[  101.149257][ T2645] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  101.149457][ T2645] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  101.149660][ T2645] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd0e66a460
[  101.149853][ T2645] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd0e66b86e
| [  101.204452][   T12] ------------[ cut here ]------------
| [  101.204593][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  101.204827][   T12] Modules linked in: vxlan
| [  101.205224][   T12] Tainted: [W]=WARN
[  101.205320][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  101.205467][   T12] Workqueue: netns cleanup_net
[  101.205595][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  101.205746][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  101.206171][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  101.206323][   T12] RAX: 00000000ffffffa6 RBX: ff11000013641e00 RCX: 1ff4000000018eed
[  101.206502][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013641ebc
[  101.206677][   T12] RBP: ff1100001aa11000 R08: 1fe22000026c83d9 R09: ff11000001aed1d0
[  101.206852][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  101.207029][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  101.207206][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  101.207414][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  101.207568][   T12] CR2: 00007fb483533888 CR3: 000000000d14d001 CR4: 0000000000771ef0
[  101.207742][   T12] PKRU: 55555554
[  101.207828][   T12] Call Trace:
[  101.207914][   T12]  <TASK>
[  101.207979][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  101.208130][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  101.208273][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  101.208398][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  101.208523][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  101.208638][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  101.208756][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  101.208873][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  101.208994][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  101.209109][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  101.209230][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  101.209352][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  101.209469][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  101.209591][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  101.209707][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  101.209831][   T12]  process_one_work (kernel/workqueue.c:3314)
[  101.209979][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  101.210098][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  101.210219][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  101.210346][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  101.210463][   T12]  kthread (kernel/kthread.c:436)
[  101.210559][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  101.210705][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  101.210820][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  101.210936][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  101.211083][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  101.211203][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  101.211326][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  101.213533][   T12] ------------[ cut here ]------------
| [  101.213649][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  101.213873][   T12] Modules linked in: vxlan
| [  101.214256][   T12] Tainted: [W]=WARN
[  101.214350][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  101.214499][   T12] Workqueue: netns cleanup_net
[  101.214620][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  101.214769][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  101.215189][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  101.215342][   T12] RAX: 00000000ffffffa6 RBX: ff1100001345ec80 RCX: 1ff4000000018eed
[  101.215521][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001345ed3c
[  101.215691][   T12] RBP: ff1100001ac14000 R08: 1fe220000268bda9 R09: ff11000001aed1d0
[  101.215862][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  101.216037][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  101.216210][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  101.216415][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  101.216564][   T12] CR2: 00007fb483533888 CR3: 000000000d14d001 CR4: 0000000000771ef0
[  101.216744][   T12] PKRU: 55555554
[  101.216829][   T12] Call Trace:
[  101.216913][   T12]  <TASK>
[  101.216977][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  101.217124][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  101.217266][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  101.217385][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  101.217507][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  101.217623][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  101.217739][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  101.217856][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  101.217976][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  101.218091][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  101.218211][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  101.218332][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  101.218446][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  101.218569][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  101.218683][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  101.218800][   T12]  process_one_work (kernel/workqueue.c:3314)
[  101.218919][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  101.219035][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  101.219157][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  101.219275][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  101.219396][   T12]  kthread (kernel/kthread.c:436)
[  101.219482][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  101.219635][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  101.219754][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  101.219872][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  101.220021][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  101.220137][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  101.220259][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  101.222472][   T12] ------------[ cut here ]------------
| [  101.222600][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  101.222821][   T12] Modules linked in: vxlan
| [  101.223202][   T12] Tainted: [W]=WARN
[  101.223288][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  101.223668][   T12] Workqueue: netns cleanup_net
[  101.223790][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  101.223942][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  101.224406][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  101.224558][   T12] RAX: 00000000ffffffa6 RBX: ff1100001345eac0 RCX: 1ff4000000018eed
[  101.224727][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001345eb7c
[  101.224901][   T12] RBP: ff11000019509000 R08: 1fe220000268bd71 R09: ff11000001aed1d0
[  101.225078][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  101.225248][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  101.225470][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  101.225680][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  101.225869][   T12] CR2: 00007fb483533888 CR3: 000000000d14d001 CR4: 0000000000771ef0
[  101.226044][   T12] PKRU: 55555554
[  101.226129][   T12] Call Trace:
[  101.226214][   T12]  <TASK>
[  101.226279][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  101.226473][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  101.226622][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  101.226739][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  101.226854][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  101.226973][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  101.227087][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  101.227204][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  101.227367][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  101.227481][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  101.227603][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  101.227719][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  101.227834][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  101.227956][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  101.228071][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  101.228188][   T12]  process_one_work (kernel/workqueue.c:3314)
[  101.228307][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  101.228525][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  101.228644][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  101.228762][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  101.228876][   T12]  kthread (kernel/kthread.c:436)
[  101.228968][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  101.229110][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  101.229224][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  101.229391][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  101.229541][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  101.229655][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  101.229769][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  101.231875][   T12] ------------[ cut here ]------------
| [  101.232005][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  101.232234][   T12] Modules linked in: vxlan
| [  101.232638][   T12] Tainted: [W]=WARN
[  101.232728][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  101.232873][   T12] Workqueue: netns cleanup_net
[  101.232997][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  101.233150][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  101.233576][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  101.233719][   T12] RAX: 00000000ffffffa6 RBX: ff110000141abc40 RCX: 1ff4000000018eed
[  101.233891][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000141abcfc
[  101.234065][   T12] RBP: ff1100001b049000 R08: 1fe22000028357a1 R09: ff11000001aed1d0
[  101.234243][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  101.234430][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  101.234609][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  101.234810][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  101.234956][   T12] CR2: 00007f9af09b5574 CR3: 000000000d14d001 CR4: 0000000000771ef0
[  101.235129][   T12] PKRU: 55555554
[  101.235216][   T12] Call Trace:
[  101.235302][   T12]  <TASK>
[  101.235370][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  101.235528][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  101.235671][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  101.235795][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  101.235911][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  101.236030][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  101.236146][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  101.236264][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  101.236386][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  101.236509][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  101.236627][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  101.236744][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  101.236857][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  101.236976][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  101.237090][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  101.237208][   T12]  process_one_work (kernel/workqueue.c:3314)
[  101.237333][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  101.237449][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  101.237575][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  101.237698][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  101.237812][   T12]  kthread (kernel/kthread.c:436)
[  101.237898][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  101.238044][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  101.238159][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  101.238273][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  101.238424][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  101.238546][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  101.238663][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  101.240627][   T12] ------------[ cut here ]------------
| [  101.240744][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  101.240972][   T12] Modules linked in: vxlan
| [  101.241356][   T12] Tainted: [W]=WARN
[  101.241444][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  101.241597][   T12] Workqueue: netns cleanup_net
[  101.241717][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  101.241872][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  101.242296][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  101.242447][   T12] RAX: 00000000ffffffa6 RBX: ff11000010b91700 RCX: 1ff4000000018eed
[  101.242627][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010b917bc
[  101.242805][   T12] RBP: ff11000011dc9000 R08: 1fe22000021722f9 R09: ff11000001aed1d0
[  101.242989][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  101.243164][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  101.243348][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  101.243557][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  101.243702][   T12] CR2: 00007f9af09b5574 CR3: 000000000d14d001 CR4: 0000000000771ef0
[  101.243876][   T12] PKRU: 55555554
[  101.243973][   T12] Call Trace:
[  101.244058][   T12]  <TASK>
[  101.244118][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  101.244265][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  101.244412][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  101.244535][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  101.244651][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  101.244766][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  101.244882][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  101.245004][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  101.245123][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  101.245237][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  101.245359][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  101.245477][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  101.245599][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  101.245715][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  101.245831][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  101.245951][   T12]  process_one_work (kernel/workqueue.c:3314)
[  101.246071][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  101.246187][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  101.246309][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  101.246435][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  101.246556][   T12]  kthread (kernel/kthread.c:436)
[  101.246644][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  101.246787][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  101.246903][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  101.247023][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  101.247167][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  101.247284][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  101.247405][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  101.268875][   T12] ------------[ cut here ]------------
| [  101.269011][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  101.269260][   T12] Modules linked in: vxlan
| [  101.269673][   T12] Tainted: [W]=WARN
[  101.269765][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  101.269919][   T12] Workqueue: netns cleanup_net
[  101.270048][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  101.270213][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  101.270666][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[  101.270820][   T12] RAX: 00000000ffffffa6 RBX: ff11000010b918c0 RCX: 1ff4000000018eaf
[  101.271007][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010b9197c
[  101.271191][   T12] RBP: ff1100001b079000 R08: 1fe2200002172331 R09: ff11000001aed1d0
[  101.271383][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[  101.271572][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[  101.271757][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  101.271973][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  101.272129][   T12] CR2: 00007f9af09b5574 CR3: 000000000d14d001 CR4: 0000000000771ef0
[  101.272321][   T12] PKRU: 55555554
[  101.272414][   T12] Call Trace:
[  101.272512][   T12]  <TASK>
[  101.272576][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  101.272700][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  101.272795][   T12]  netif_close_many (net/core/dev.c:1804)
[  101.272919][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  101.273043][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  101.273165][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  101.273292][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  101.273422][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  101.273587][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  101.273740][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  101.273867][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  101.273994][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[  101.274118][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  101.274280][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  101.274414][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  101.274544][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  101.274667][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  101.274790][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  101.274919][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  101.275044][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  101.275168][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  101.275294][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  101.275421][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  101.275548][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  101.275671][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  101.275793][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  101.275917][   T12]  process_one_work (kernel/workqueue.c:3314)
[  101.276045][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  101.276168][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  101.276294][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  101.276430][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  101.276565][   T12]  kthread (kernel/kthread.c:436)
[  101.276658][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  101.276810][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  101.276934][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  101.277061][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  101.277217][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  101.277349][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  101.277472][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  101.280049][   T12] ------------[ cut here ]------------
| [  101.280174][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  101.280412][   T12] Modules linked in: vxlan
| [  101.280819][   T12] Tainted: [W]=WARN
[  101.280907][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  101.281058][   T12] Workqueue: netns cleanup_net
[  101.281180][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  101.281339][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  101.281767][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[  101.281921][   T12] RAX: 00000000ffffffa6 RBX: ff1100001161fe00 RCX: 1ff4000000018ed5
[  101.282097][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001161febc
[  101.282271][   T12] RBP: ff1100001b079000 R08: 1fe22000022c3fd9 R09: ff11000001aed1d0
[  101.282455][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  101.282637][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  101.282813][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  101.283021][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  101.283171][   T12] CR2: 00007f9af09b5574 CR3: 000000000d14d001 CR4: 0000000000771ef0
[  101.283351][   T12] PKRU: 55555554
[  101.283439][   T12] Call Trace:
[  101.283528][   T12]  <TASK>
[  101.283590][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  101.283739][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  101.283890][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  101.284014][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  101.284133][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  101.284252][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  101.284375][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  101.284502][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  101.284622][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  101.284739][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  101.284861][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  101.284981][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  101.285098][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  101.285216][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  101.285348][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  101.285467][   T12]  process_one_work (kernel/workqueue.c:3314)
[  101.285592][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  101.285711][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  101.285835][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  101.285958][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  101.286075][   T12]  kthread (kernel/kthread.c:436)
[  101.286164][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  101.286311][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  101.286436][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  101.286563][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  101.286712][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  101.286830][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  101.286951][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  101.297169][ T2646] ------------[ cut here ]------------
| [  101.297446][ T2646] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2646
| [  101.297721][ T2646] Modules linked in: vxlan
| [  101.298129][ T2646] Tainted: [W]=WARN
[  101.298236][ T2646] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  101.298406][ T2646] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  101.298583][ T2646] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  101.299052][ T2646] RSP: 0018:ffa0000004fa7020 EFLAGS: 00010286
[  101.299218][ T2646] RAX: 00000000ffffffa6 RBX: ff1100001345ee40 RCX: 1ff40000009f4dca
[  101.299425][ T2646] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001345eefc
[  101.299627][ T2646] RBP: ff11000005171000 R08: 1fe220000268bde1 R09: ff110000159dd158
[  101.299822][ T2646] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[  101.300018][ T2646] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  101.300218][ T2646] FS:  00007fde65750840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  101.300452][ T2646] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  101.300623][ T2646] CR2: 00007fde65a201a0 CR3: 0000000019c21006 CR4: 0000000000771ef0
[  101.300816][ T2646] PKRU: 55555554
[  101.300912][ T2646] Call Trace:
[  101.301013][ T2646]  <TASK>
[  101.301081][ T2646]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  101.301217][ T2646]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  101.301321][ T2646]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  101.301453][ T2646]  __dev_notify_flags (net/core/dev.c:9787)
[  101.301592][ T2646]  ? netif_change_name (net/core/dev.c:1495)
[  101.301722][ T2646]  ? __dev_change_flags (net/core/dev.c:9752)
[  101.301852][ T2646]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[  101.301983][ T2646]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  101.302118][ T2646]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  101.302251][ T2646]  netif_change_flags (net/core/dev.c:9820)
[  101.302389][ T2646]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  101.302528][ T2646]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[  101.302662][ T2646]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  101.302793][ T2646]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  101.302954][ T2646]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  101.303084][ T2646]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  101.303213][ T2646]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  101.303349][ T2646]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  101.303481][ T2646]  ? __kernel_text_address (kernel/extable.c:79)
[  101.303618][ T2646]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  101.303756][ T2646]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  101.303886][ T2646]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  101.304017][ T2646]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  101.304146][ T2646]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  101.304274][ T2646]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  101.304411][ T2646]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  101.304549][ T2646]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  101.304678][ T2646]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  101.304812][ T2646]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  101.304946][ T2646]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  101.305078][ T2646]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  101.305212][ T2646]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  101.305350][ T2646]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  101.305492][ T2646]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  101.305622][ T2646]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  101.305754][ T2646]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  101.305882][ T2646]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  101.306014][ T2646]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  101.306145][ T2646]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  101.306273][ T2646]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  101.306410][ T2646]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  101.306546][ T2646]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  101.306676][ T2646]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  101.306806][ T2646]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  101.306933][ T2646]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  101.307067][ T2646]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  101.307195][ T2646]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  101.307331][ T2646]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  101.307462][ T2646]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  101.307601][ T2646]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  101.307730][ T2646]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  101.307860][ T2646]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  101.307996][ T2646]  ? 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))
[  101.308124][ T2646]  ? 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))
[  101.308254][ T2646]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  101.308390][ T2646]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  101.308526][ T2646]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  101.308657][ T2646]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  101.308786][ T2646]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  101.308917][ T2646]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  101.309050][ T2646]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  101.309182][ T2646]  ? copy_msghdr_from_user (net/socket.c:2635)
[  101.309311][ T2646]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  101.309485][ T2646]  ? move_addr_to_kernel (net/socket.c:258)
[  101.309621][ T2646]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  101.309751][ T2646]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  101.309883][ T2646]  ___sys_sendmsg (net/socket.c:2752)
[  101.310014][ T2646]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  101.310175][ T2646]  ? copy_msghdr_from_user (net/socket.c:2603)
[  101.310321][ T2646]  __sys_sendmsg (net/socket.c:2784)
[  101.310453][ T2646]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  101.310588][ T2646]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  101.310750][ T2646]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  101.310879][ T2646]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  101.311013][ T2646]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  101.311142][ T2646]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  101.311271][ T2646]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  101.311409][ T2646]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  101.311584][ T2646] RIP: 0033:0x7fde6598a08e
[  101.311720][ T2646] 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
[  101.312184][ T2646] RSP: 002b:00007ffed9d183f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  101.312387][ T2646] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fde6598a08e
[  101.312586][ T2646] RDX: 0000000000000000 RSI: 00007ffed9d184a0 RDI: 0000000000000005
[  101.312780][ T2646] RBP: 00007ffed9d18400 R08: 0000000000000000 R09: 0000000000000000
[  101.312978][ T2646] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0de
[  101.313174][ T2646] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed9d18b70
| [  101.575920][ T2654] ------------[ cut here ]------------
| [  101.576101][ T2654] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2654
| [  101.576376][ T2654] Modules linked in: vxlan
| [  101.576787][ T2654] Tainted: [W]=WARN
[  101.576886][ T2654] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  101.577053][ T2654] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  101.577224][ T2654] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  101.577695][ T2654] RSP: 0018:ffa0000005017a80 EFLAGS: 00010286
[  101.577861][ T2654] RAX: 00000000ffffffa6 RBX: ff11000012a611c0 RCX: 1ff4000000a02f16
[  101.578058][ T2654] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012a6127c
[  101.578254][ T2654] RBP: ff1100001b361000 R08: 1fe220000254c251 R09: ff110000116e5180
[  101.578455][ T2654] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  101.578653][ T2654] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001b361000
[  101.578847][ T2654] FS:  00007f0a14a2a840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  101.579080][ T2654] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  101.579250][ T2654] CR2: 00007f0a14c2bc20 CR3: 000000001bc9f001 CR4: 0000000000771ef0
[  101.579455][ T2654] PKRU: 55555554
[  101.579559][ T2654] Call Trace:
[  101.579656][ T2654]  <TASK>
[  101.579724][ T2654]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  101.579857][ T2654]  ? notifier_call_chain (kernel/notifier.c:85)
[  101.579991][ T2654]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  101.580094][ T2654]  register_netdevice (net/core/dev.c:11488)
[  101.580227][ T2654]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[  101.580395][ T2654]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[  101.580533][ T2654]  register_netdev (net/core/dev.c:11552)
[  101.580664][ T2654]  loopback_net_init (drivers/net/loopback.c:218)
[  101.580795][ T2654]  ops_init (net/core/net_namespace.c:137)
[  101.580900][ T2654]  setup_net (net/core/net_namespace.c:446)
[  101.581002][ T2654]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[  101.581131][ T2654]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[  101.581262][ T2654]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[  101.581404][ T2654]  copy_net_ns (net/core/net_namespace.c:579)
[  101.581541][ T2654]  create_new_namespaces (kernel/nsproxy.c:132)
[  101.581678][ T2654]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[  101.581810][ T2654]  ksys_unshare (kernel/fork.c:3243)
[  101.581941][ T2654]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  101.582073][ T2654]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[  101.582205][ T2654]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[  101.582344][ T2654]  ? __ia32_sys_open (fs/open.c:1374)
[  101.582478][ T2654]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[  101.582614][ T2654]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[  101.582745][ T2654]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  101.582875][ T2654]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  101.583009][ T2654]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  101.583143][ T2654]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  101.583308][ T2654] RIP: 0033:0x7f0a14cecbcb
[  101.583452][ T2654] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[  101.583926][ T2654] RSP: 002b:00007ffe3487e6a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[  101.584127][ T2654] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0a14cecbcb
[  101.584324][ T2654] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  101.584523][ T2654] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  101.584716][ T2654] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe348808d0
[  101.584911][ T2654] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe3488186e
| [  101.589363][ T2654] ------------[ cut here ]------------
| [  101.589510][ T2654] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2654
| [  101.589771][ T2654] Modules linked in: vxlan
| [  101.590169][ T2654] Tainted: [W]=WARN
[  101.590267][ T2654] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  101.590439][ T2654] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  101.590620][ T2654] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  101.591083][ T2654] RSP: 0018:ffa0000005017918 EFLAGS: 00010286
[  101.591250][ T2654] RAX: 00000000ffffffa6 RBX: ff110000141ab380 RCX: 1ff4000000a02ee9
[  101.591452][ T2654] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000141ab43c
[  101.591653][ T2654] RBP: ff11000017499000 R08: 1fe2200002835689 R09: ff110000116e5180
[  101.591843][ T2654] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  101.592042][ T2654] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000017499000
[  101.592238][ T2654] FS:  00007f0a14a2a840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  101.592477][ T2654] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  101.592649][ T2654] CR2: 00007f0a14c2bc20 CR3: 000000001bc9f001 CR4: 0000000000771ef0
[  101.592850][ T2654] PKRU: 55555554
[  101.592950][ T2654] Call Trace:
[  101.593048][ T2654]  <TASK>
[  101.593116][ T2654]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  101.593246][ T2654]  ? notifier_call_chain (kernel/notifier.c:85)
[  101.593385][ T2654]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  101.593485][ T2654]  register_netdevice (net/core/dev.c:11488)
[  101.593621][ T2654]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[  101.593783][ T2654]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[  101.593917][ T2654]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[  101.594048][ T2654]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[  101.594183][ T2654]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[  101.594374][ T2654]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[  101.594510][ T2654]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[  101.594643][ T2654]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[  101.594773][ T2654]  ops_init (net/core/net_namespace.c:137)
[  101.594872][ T2654]  setup_net (net/core/net_namespace.c:446)
[  101.594974][ T2654]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[  101.595103][ T2654]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[  101.595232][ T2654]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[  101.595424][ T2654]  copy_net_ns (net/core/net_namespace.c:579)
[  101.595561][ T2654]  create_new_namespaces (kernel/nsproxy.c:132)
[  101.595694][ T2654]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[  101.595823][ T2654]  ksys_unshare (kernel/fork.c:3243)
[  101.595955][ T2654]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  101.596085][ T2654]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[  101.596214][ T2654]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[  101.596401][ T2654]  ? __ia32_sys_open (fs/open.c:1374)
[  101.596590][ T2654]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[  101.596721][ T2654]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[  101.596851][ T2654]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  101.596982][ T2654]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  101.597109][ T2654]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  101.597239][ T2654]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  101.597457][ T2654] RIP: 0033:0x7f0a14cecbcb
[  101.597600][ T2654] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[  101.598064][ T2654] RSP: 002b:00007ffe3487e6a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[  101.598259][ T2654] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0a14cecbcb
[  101.598510][ T2654] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  101.598704][ T2654] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  101.598895][ T2654] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe348808d0
[  101.599091][ T2654] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe3488186e
| [  101.603649][ T2654] ------------[ cut here ]------------
| [  101.603788][ T2654] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2654
| [  101.604055][ T2654] Modules linked in: vxlan
| [  101.604459][ T2654] Tainted: [W]=WARN
[  101.604564][ T2654] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  101.604730][ T2654] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  101.604898][ T2654] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  101.605374][ T2654] RSP: 0018:ffa00000050178f8 EFLAGS: 00010286
[  101.605543][ T2654] RAX: 00000000ffffffa6 RBX: ff1100000549c200 RCX: 1ff4000000a02ee5
[  101.605740][ T2654] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000549c2bc
[  101.605933][ T2654] RBP: ff1100001ac91000 R08: 1fe2200000a93859 R09: ff110000116e5180
[  101.606135][ T2654] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  101.606859][ T2654] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001ac91000
[  101.607059][ T2654] FS:  00007f0a14a2a840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  101.607289][ T2654] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  101.607516][ T2654] CR2: 00007f0a14c2bc20 CR3: 000000001bc9f001 CR4: 0000000000771ef0
[  101.607714][ T2654] PKRU: 55555554
[  101.607812][ T2654] Call Trace:
[  101.607914][ T2654]  <TASK>
[  101.607986][ T2654]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  101.608117][ T2654]  ? notifier_call_chain (kernel/notifier.c:85)
[  101.608249][ T2654]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  101.608407][ T2654]  register_netdevice (net/core/dev.c:11488)
[  101.608552][ T2654]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[  101.608716][ T2654]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[  101.608849][ T2654]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[  101.609040][ T2654]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[  101.609171][ T2654]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[  101.609302][ T2654]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[  101.609497][ T2654]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[  101.609629][ T2654]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[  101.609760][ T2654]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  101.609893][ T2654]  vti_init_net (net/ipv4/ip_vti.c:517)
[  101.610029][ T2654]  ops_init (net/core/net_namespace.c:137)
[  101.610128][ T2654]  setup_net (net/core/net_namespace.c:446)
[  101.610227][ T2654]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[  101.610413][ T2654]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[  101.610555][ T2654]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[  101.610687][ T2654]  copy_net_ns (net/core/net_namespace.c:579)
[  101.610825][ T2654]  create_new_namespaces (kernel/nsproxy.c:132)
[  101.610967][ T2654]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[  101.611099][ T2654]  ksys_unshare (kernel/fork.c:3243)
[  101.611229][ T2654]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  101.611417][ T2654]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[  101.611559][ T2654]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[  101.611690][ T2654]  ? __ia32_sys_open (fs/open.c:1374)
[  101.611823][ T2654]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[  101.611956][ T2654]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[  101.612089][ T2654]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  101.612222][ T2654]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  101.612410][ T2654]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  101.612548][ T2654]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  101.612710][ T2654] RIP: 0033:0x7f0a14cecbcb
[  101.612845][ T2654] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[  101.613312][ T2654] RSP: 002b:00007ffe3487e6a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[  101.613646][ T2654] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0a14cecbcb
[  101.613840][ T2654] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  101.614035][ T2654] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  101.614229][ T2654] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe348808d0
[  101.614478][ T2654] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe3488186e
| [  101.619089][ T2654] ------------[ cut here ]------------
| [  101.619233][ T2654] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2654
| [  101.619511][ T2654] Modules linked in: vxlan
| [  101.619908][ T2654] Tainted: [W]=WARN
[  101.620009][ T2654] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  101.620194][ T2654] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  101.620372][ T2654] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  101.620837][ T2654] RSP: 0018:ffa0000005017a78 EFLAGS: 00010286
[  101.621003][ T2654] RAX: 00000000ffffffa6 RBX: ff11000012b0a3c0 RCX: 1ff4000000a02f15
[  101.621196][ T2654] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0a47c
[  101.621411][ T2654] RBP: ff1100001ad7c000 R08: 1fe2200002561491 R09: ff110000116e5180
[  101.621614][ T2654] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  101.621807][ T2654] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001ad7c000
[  101.622004][ T2654] FS:  00007f0a14a2a840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  101.622230][ T2654] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  101.622403][ T2654] CR2: 000055669eb10d5c CR3: 000000001bc9f002 CR4: 0000000000771ef0
[  101.622601][ T2654] PKRU: 55555554
[  101.622697][ T2654] Call Trace:
[  101.622792][ T2654]  <TASK>
[  101.622864][ T2654]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  101.622998][ T2654]  ? notifier_call_chain (kernel/notifier.c:85)
[  101.623126][ T2654]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  101.623224][ T2654]  register_netdevice (net/core/dev.c:11488)
[  101.623360][ T2654]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[  101.623526][ T2654]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  101.623657][ T2654]  register_netdev (net/core/dev.c:11552)
[  101.623786][ T2654]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[  101.623916][ T2654]  ops_init (net/core/net_namespace.c:137)
[  101.624016][ T2654]  setup_net (net/core/net_namespace.c:446)
[  101.624114][ T2654]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[  101.624243][ T2654]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[  101.624383][ T2654]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[  101.624523][ T2654]  copy_net_ns (net/core/net_namespace.c:579)
[  101.624654][ T2654]  create_new_namespaces (kernel/nsproxy.c:132)
[  101.624786][ T2654]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[  101.624915][ T2654]  ksys_unshare (kernel/fork.c:3243)
[  101.625046][ T2654]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  101.625179][ T2654]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[  101.625307][ T2654]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[  101.625444][ T2654]  ? __ia32_sys_open (fs/open.c:1374)
[  101.625580][ T2654]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[  101.625709][ T2654]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[  101.625839][ T2654]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  101.625968][ T2654]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  101.626102][ T2654]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  101.626232][ T2654]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  101.626398][ T2654] RIP: 0033:0x7f0a14cecbcb
[  101.626537][ T2654] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[  101.626999][ T2654] RSP: 002b:00007ffe3487e6a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[  101.627192][ T2654] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0a14cecbcb
[  101.627388][ T2654] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  101.627585][ T2654] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  101.627776][ T2654] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe348808d0
[  101.627971][ T2654] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe3488186e
| [  101.632100][ T2654] ------------[ cut here ]------------
| [  101.632238][ T2654] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2654
| [  101.632508][ T2654] Modules linked in: vxlan
| [  101.632905][ T2654] Tainted: [W]=WARN
[  101.633005][ T2654] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  101.633166][ T2654] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  101.633342][ T2654] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  101.633813][ T2654] RSP: 0018:ffa0000005017a68 EFLAGS: 00010286
[  101.633980][ T2654] RAX: 00000000ffffffa6 RBX: ff110000137591c0 RCX: 1ff4000000a02f13
[  101.634170][ T2654] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001375927c
[  101.634365][ T2654] RBP: ff1100001af4c000 R08: 1fe22000026eb251 R09: ff110000116e5180
[  101.634564][ T2654] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  101.634755][ T2654] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001af4c000
[  101.634949][ T2654] FS:  00007f0a14a2a840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  101.635174][ T2654] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  101.635342][ T2654] CR2: 000055669eb10d5c CR3: 000000001bc9f002 CR4: 0000000000771ef0
[  101.635540][ T2654] PKRU: 55555554
[  101.635636][ T2654] Call Trace:
[  101.635736][ T2654]  <TASK>
[  101.635802][ T2654]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  101.635930][ T2654]  ? notifier_call_chain (kernel/notifier.c:85)
[  101.636062][ T2654]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  101.636160][ T2654]  register_netdevice (net/core/dev.c:11488)
[  101.636292][ T2654]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[  101.636459][ T2654]  register_netdev (net/core/dev.c:11552)
[  101.636593][ T2654]  sit_init_net (net/ipv6/sit.c:1860)
[  101.636722][ T2654]  ops_init (net/core/net_namespace.c:137)
[  101.636819][ T2654]  setup_net (net/core/net_namespace.c:446)
[  101.636916][ T2654]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[  101.637046][ T2654]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[  101.637178][ T2654]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[  101.637308][ T2654]  copy_net_ns (net/core/net_namespace.c:579)
[  101.637444][ T2654]  create_new_namespaces (kernel/nsproxy.c:132)
[  101.637580][ T2654]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[  101.637709][ T2654]  ksys_unshare (kernel/fork.c:3243)
[  101.637836][ T2654]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  101.637967][ T2654]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[  101.638096][ T2654]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[  101.638226][ T2654]  ? __ia32_sys_open (fs/open.c:1374)
[  101.638361][ T2654]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[  101.638493][ T2654]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[  101.638621][ T2654]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  101.638749][ T2654]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  101.638876][ T2654]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  101.639007][ T2654]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  101.639167][ T2654] RIP: 0033:0x7f0a14cecbcb
[  101.639301][ T2654] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[  101.639763][ T2654] RSP: 002b:00007ffe3487e6a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[  101.639961][ T2654] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0a14cecbcb
[  101.640152][ T2654] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  101.640347][ T2654] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  101.640543][ T2654] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe348808d0
[  101.640733][ T2654] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe3488186e
| [  101.645365][ T2654] ------------[ cut here ]------------
| [  101.645513][ T2654] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2654
| [  101.645767][ T2654] Modules linked in: vxlan
| [  101.646161][ T2654] Tainted: [W]=WARN
[  101.646258][ T2654] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  101.646426][ T2654] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  101.646605][ T2654] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  101.647066][ T2654] RSP: 0018:ffa0000005017a78 EFLAGS: 00010286
[  101.647233][ T2654] RAX: 00000000ffffffa6 RBX: ff1100001aaf8040 RCX: 1ff4000000a02f15
[  101.647431][ T2654] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001aaf80fc
[  101.647628][ T2654] RBP: ff1100001bcb9000 R08: 1fe220000355f021 R09: ff110000116e5180
[  101.647821][ T2654] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  101.648015][ T2654] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001bcb9000
[  101.648210][ T2654] FS:  00007f0a14a2a840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  101.648444][ T2654] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  101.648612][ T2654] CR2: 000055669eb10d5c CR3: 000000001bc9f002 CR4: 0000000000771ef0
[  101.648804][ T2654] PKRU: 55555554
[  101.648902][ T2654] Call Trace:
[  101.649001][ T2654]  <TASK>
[  101.649068][ T2654]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  101.649205][ T2654]  ? notifier_call_chain (kernel/notifier.c:85)
[  101.649340][ T2654]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  101.649439][ T2654]  register_netdevice (net/core/dev.c:11488)
[  101.649574][ T2654]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[  101.649733][ T2654]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  101.649865][ T2654]  register_netdev (net/core/dev.c:11552)
[  101.649999][ T2654]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[  101.650130][ T2654]  ops_init (net/core/net_namespace.c:137)
[  101.650228][ T2654]  setup_net (net/core/net_namespace.c:446)
[  101.650330][ T2654]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[  101.650457][ T2654]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[  101.650595][ T2654]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[  101.650725][ T2654]  copy_net_ns (net/core/net_namespace.c:579)
[  101.650854][ T2654]  create_new_namespaces (kernel/nsproxy.c:132)
[  101.650988][ T2654]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[  101.651117][ T2654]  ksys_unshare (kernel/fork.c:3243)
[  101.651246][ T2654]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  101.651384][ T2654]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[  101.651517][ T2654]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[  101.651646][ T2654]  ? __ia32_sys_open (fs/open.c:1374)
[  101.651777][ T2654]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[  101.651904][ T2654]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[  101.652037][ T2654]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  101.652172][ T2654]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  101.652300][ T2654]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  101.652435][ T2654]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  101.652598][ T2654] RIP: 0033:0x7f0a14cecbcb
[  101.652731][ T2654] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[  101.653191][ T2654] RSP: 002b:00007ffe3487e6a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[  101.653391][ T2654] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0a14cecbcb
[  101.653588][ T2654] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  101.653781][ T2654] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  101.653975][ T2654] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe348808d0
[  101.654165][ T2654] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe3488186e
| [  101.694187][ T2655] ------------[ cut here ]------------
| [  101.694353][ T2655] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2655
| [  101.694627][ T2655] Modules linked in: vxlan
| [  101.695029][ T2655] Tainted: [W]=WARN
[  101.695127][ T2655] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  101.695290][ T2655] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  101.695999][ T2655] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  101.696477][ T2655] RSP: 0018:ffa0000005027020 EFLAGS: 00010286
[  101.696646][ T2655] RAX: 00000000ffffffa6 RBX: ff1100000549cc80 RCX: 1ff4000000a04dca
[  101.696840][ T2655] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000549cd3c
[  101.697035][ T2655] RBP: ff1100001b361000 R08: 1fe2200000a939a9 R09: ff11000016b82e58
[  101.697227][ T2655] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[  101.697425][ T2655] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  101.697627][ T2655] FS:  00007fafc1334840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  101.697860][ T2655] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  101.698023][ T2655] CR2: 0000000023124988 CR3: 000000001bc7a004 CR4: 0000000000771ef0
[  101.698216][ T2655] PKRU: 55555554
[  101.698313][ T2655] Call Trace:
[  101.698416][ T2655]  <TASK>
[  101.698485][ T2655]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  101.698622][ T2655]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  101.698721][ T2655]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  101.698852][ T2655]  __dev_notify_flags (net/core/dev.c:9787)
[  101.698987][ T2655]  ? netif_change_name (net/core/dev.c:1495)
[  101.699116][ T2655]  ? __dev_change_flags (net/core/dev.c:9752)
[  101.699247][ T2655]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[  101.699382][ T2655]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  101.699518][ T2655]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  101.699651][ T2655]  netif_change_flags (net/core/dev.c:9820)
[  101.699781][ T2655]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  101.699911][ T2655]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[  101.700049][ T2655]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  101.700181][ T2655]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  101.700350][ T2655]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  101.700480][ T2655]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  101.700615][ T2655]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  101.700744][ T2655]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  101.700876][ T2655]  ? __kernel_text_address (kernel/extable.c:79)
[  101.701011][ T2655]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  101.701143][ T2655]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  101.701274][ T2655]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  101.701410][ T2655]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  101.701546][ T2655]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  101.701674][ T2655]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  101.701805][ T2655]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  101.701947][ T2655]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  101.702078][ T2655]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  101.702213][ T2655]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  101.702352][ T2655]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  101.702485][ T2655]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  101.702624][ T2655]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  101.702756][ T2655]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  101.702888][ T2655]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  101.703018][ T2655]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  101.703148][ T2655]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  101.703278][ T2655]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  101.703417][ T2655]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  101.703554][ T2655]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  101.703683][ T2655]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  101.703813][ T2655]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  101.703948][ T2655]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  101.704080][ T2655]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  101.704211][ T2655]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  101.704347][ T2655]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  101.704480][ T2655]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  101.704614][ T2655]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  101.704745][ T2655]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  101.704875][ T2655]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  101.705008][ T2655]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  101.705139][ T2655]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  101.705272][ T2655]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  101.705414][ T2655]  ? 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))
[  101.705549][ T2655]  ? 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))
[  101.705681][ T2655]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  101.705815][ T2655]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  101.705949][ T2655]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  101.706081][ T2655]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  101.706213][ T2655]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  101.706351][ T2655]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  101.706485][ T2655]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  101.706622][ T2655]  ? copy_msghdr_from_user (net/socket.c:2635)
[  101.706753][ T2655]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  101.706914][ T2655]  ? move_addr_to_kernel (net/socket.c:258)
[  101.707048][ T2655]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  101.707179][ T2655]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  101.707311][ T2655]  ___sys_sendmsg (net/socket.c:2752)
[  101.707446][ T2655]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  101.707614][ T2655]  ? copy_msghdr_from_user (net/socket.c:2603)
[  101.707759][ T2655]  __sys_sendmsg (net/socket.c:2784)
[  101.707889][ T2655]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  101.708020][ T2655]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  101.708183][ T2655]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  101.708320][ T2655]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  101.708456][ T2655]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  101.708592][ T2655]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  101.708722][ T2655]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  101.708852][ T2655]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  101.709015][ T2655] RIP: 0033:0x7fafc156e08e
[  101.709151][ T2655] 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
[  101.709629][ T2655] RSP: 002b:00007fff6f2c8290 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  101.709827][ T2655] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fafc156e08e
[  101.710023][ T2655] RDX: 0000000000000000 RSI: 00007fff6f2c8340 RDI: 0000000000000005
[  101.710216][ T2655] RBP: 00007fff6f2c82a0 R08: 0000000000000000 R09: 0000000000000000
[  101.710413][ T2655] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0de
[  101.710616][ T2655] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff6f2c8a10
| [  101.846388][ T2658] ------------[ cut here ]------------
| [  101.846569][ T2658] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2658
| [  101.846847][ T2658] Modules linked in: vxlan
| [  101.847268][ T2658] Tainted: [W]=WARN
[  101.847381][ T2658] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  101.847561][ T2658] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  101.847739][ T2658] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  101.848229][ T2658] RSP: 0018:ffa0000005046e30 EFLAGS: 00010286
[  101.849102][ T2658] RAX: 00000000ffffffa6 RBX: ff11000010a57000 RCX: 1ff4000000a08d8c
[  101.849311][ T2658] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010a570bc
[  101.849526][ T2658] RBP: ff1100001b01c000 R08: 1fe220000214ae19 R09: ff1100001a4d5180
[  101.849730][ T2658] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  101.849936][ T2658] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010ee6004
[  101.850143][ T2658] FS:  00007f615a148840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  101.850387][ T2658] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  101.850565][ T2658] CR2: 000000000042ebe0 CR3: 000000001bfc7003 CR4: 0000000000771ef0
[  101.850781][ T2658] PKRU: 55555554
[  101.850885][ T2658] Call Trace:
[  101.850988][ T2658]  <TASK>
[  101.851061][ T2658]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  101.851204][ T2658]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  101.851308][ T2658]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[  101.851483][ T2658]  __dev_notify_flags (net/core/dev.c:9787)
[  101.851626][ T2658]  ? netif_change_name (net/core/dev.c:1495)
[  101.851765][ T2658]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[  101.851901][ T2658]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  101.852039][ T2658]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  101.852183][ T2658]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[  101.852328][ T2658]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  101.852466][ T2658]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  101.852611][ T2658]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[  101.852747][ T2658]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  101.852887][ T2658]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[  101.853025][ T2658]  veth_newlink (drivers/net/veth.c:1871)
[  101.853161][ T2658]  ? veth_poll_controller (drivers/net/veth.c:1470)
[  101.853295][ T2658]  ? kasan_save_stack (mm/kasan/common.c:57)
[  101.853445][ T2658]  ? kasan_save_track (mm/kasan/common.c:78)
[  101.853587][ T2658]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  101.853738][ T2658]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[  101.853873][ T2658]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[  101.854014][ T2658]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[  101.854148][ T2658]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[  101.854286][ T2658]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[  101.854431][ T2658]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[  101.854573][ T2658]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  101.854707][ T2658]  ? __dev_get_by_name (net/core/dev.c:883)
[  101.854841][ T2658]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  101.854985][ T2658]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  101.855124][ T2658]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  101.855261][ T2658]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  101.855403][ T2658]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  101.855543][ T2658]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  101.855677][ T2658]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  101.855812][ T2658]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  101.855954][ T2658]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  101.856090][ T2658]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  101.856227][ T2658]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  101.856371][ T2658]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  101.856512][ T2658]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  101.856646][ T2658]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  101.856781][ T2658]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  101.857010][ T2658]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  101.857147][ T2658]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  101.857280][ T2658]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  101.857517][ T2658]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  101.857656][ T2658]  ? 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))
[  101.857794][ T2658]  ? 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))
[  101.857930][ T2658]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  101.858074][ T2658]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  101.858209][ T2658]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  101.858351][ T2658]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  101.858493][ T2658]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  101.858634][ T2658]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  101.858769][ T2658]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  101.858906][ T2658]  ? copy_msghdr_from_user (net/socket.c:2635)
[  101.859043][ T2658]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  101.859211][ T2658]  ? move_addr_to_kernel (net/socket.c:258)
[  101.859357][ T2658]  ___sys_sendmsg (net/socket.c:2752)
[  101.859498][ T2658]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  101.859635][ T2658]  ? copy_msghdr_from_user (net/socket.c:2603)
[  101.859778][ T2658]  ? 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))
[  101.859914][ T2658]  __sys_sendmsg (net/socket.c:2784)
[  101.860057][ T2658]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  101.860194][ T2658]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  101.860426][ T2658]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  101.860567][ T2658]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  101.860701][ T2658]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  101.860925][ T2658]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  101.861063][ T2658]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  101.861229][ T2658] RIP: 0033:0x7f615a38208e
[  101.861474][ T2658] 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
[  101.862049][ T2658] RSP: 002b:00007ffdc3b44bf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  101.862255][ T2658] RAX: ffffffffffffffda RBX: 00007ffdc3b45388 RCX: 00007f615a38208e
[  101.862462][ T2658] RDX: 0000000000000000 RSI: 00007ffdc3b44ca0 RDI: 0000000000000005
[  101.862763][ T2658] RBP: 00007ffdc3b44c00 R08: 0000000000000000 R09: 0000000000000000
[  101.862967][ T2658] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0df
[  101.863169][ T2658] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdc3b45360
| [  101.871188][ T2658] ------------[ cut here ]------------
| [  101.871342][ T2658] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2658
| [  101.871615][ T2658] Modules linked in: vxlan
| [  101.872026][ T2658] Tainted: [W]=WARN
[  101.872128][ T2658] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  101.872294][ T2658] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  101.872475][ T2658] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  101.873047][ T2658] RSP: 0018:ffa00000050471b0 EFLAGS: 00010286
[  101.873215][ T2658] RAX: 00000000ffffffa6 RBX: ff1100001ae971c0 RCX: 1ff4000000a08dfc
[  101.873418][ T2658] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001ae9727c
[  101.873621][ T2658] RBP: ff11000008291000 R08: 1fe22000035d2e51 R09: ff1100001a4d5180
[  101.873816][ T2658] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  101.874017][ T2658] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab603b20
[  101.874218][ T2658] FS:  00007f615a148840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  101.874643][ T2658] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  101.874810][ T2658] CR2: 000000000042ebe0 CR3: 000000001bfc7003 CR4: 0000000000771ef0
[  101.875101][ T2658] PKRU: 55555554
[  101.875202][ T2658] Call Trace:
[  101.875300][ T2658]  <TASK>
[  101.875898][ T2658]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  101.876127][ T2658]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  101.876375][ T2658]  __dev_notify_flags (net/core/dev.c:9787)
[  101.876516][ T2658]  ? netif_change_name (net/core/dev.c:1495)
[  101.876653][ T2658]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[  101.876785][ T2658]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[  101.876919][ T2658]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[  101.877052][ T2658]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[  101.877189][ T2658]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  101.877379][ T2658]  ? __dev_get_by_name (net/core/dev.c:883)
[  101.877520][ T2658]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  101.877657][ T2658]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  101.877792][ T2658]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  101.877924][ T2658]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  101.878116][ T2658]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  101.878246][ T2658]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  101.878435][ T2658]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  101.878571][ T2658]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  101.878705][ T2658]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  101.878838][ T2658]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  101.878978][ T2658]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  101.879111][ T2658]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  101.879243][ T2658]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  101.879436][ T2658]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  101.879576][ T2658]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  101.879706][ T2658]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  101.879840][ T2658]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  101.879975][ T2658]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  101.880109][ T2658]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  101.880248][ T2658]  ? 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))
[  101.880437][ T2658]  ? 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))
[  101.880577][ T2658]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  101.880716][ T2658]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  101.880851][ T2658]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  101.880990][ T2658]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  101.881125][ T2658]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  101.881262][ T2658]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  101.881458][ T2658]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  101.881595][ T2658]  ? copy_msghdr_from_user (net/socket.c:2635)
[  101.881727][ T2658]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  101.881889][ T2658]  ? move_addr_to_kernel (net/socket.c:258)
[  101.882025][ T2658]  ___sys_sendmsg (net/socket.c:2752)
[  101.882156][ T2658]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  101.882289][ T2658]  ? copy_msghdr_from_user (net/socket.c:2603)
[  101.882497][ T2658]  ? 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))
[  101.882632][ T2658]  __sys_sendmsg (net/socket.c:2784)
[  101.882765][ T2658]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  101.882902][ T2658]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  101.883038][ T2658]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  101.883171][ T2658]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  101.883306][ T2658]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  101.883501][ T2658]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  101.883632][ T2658]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  101.883800][ T2658] RIP: 0033:0x7f615a38208e
[  101.883940][ T2658] 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
[  101.884478][ T2658] RSP: 002b:00007ffdc3b44bf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  101.884683][ T2658] RAX: ffffffffffffffda RBX: 00007ffdc3b45388 RCX: 00007f615a38208e
[  101.884884][ T2658] RDX: 0000000000000000 RSI: 00007ffdc3b44ca0 RDI: 0000000000000005
[  101.885083][ T2658] RBP: 00007ffdc3b44c00 R08: 0000000000000000 R09: 0000000000000000
[  101.885285][ T2658] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0df
[  101.885549][ T2658] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdc3b45360
| [  101.941082][ T2659] ------------[ cut here ]------------
| [  101.941367][ T2659] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2659
| [  101.941846][ T2659] Modules linked in: vxlan
| [  101.942615][ T2659] Tainted: [W]=WARN
[  101.942829][ T2659] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  101.943159][ T2659] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  101.943512][ T2659] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  101.944359][ T2659] RSP: 0018:ffa0000005046ff8 EFLAGS: 00010286
[  101.944708][ T2659] RAX: 00000000ffffffa6 RBX: ff1100001ae96e40 RCX: 1ff4000000a08dc5
[  101.945074][ T2659] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001ae96efc
[  101.945457][ T2659] RBP: ff11000008291000 R08: 1fe22000035d2de1 R09: ff1100001a4d0b58
[  101.945832][ T2659] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  101.946174][ T2659] R13: 0000000000000000 R14: ffa0000005047140 R15: ff1100001464f4d0
[  101.946574][ T2659] FS:  00007f00b98d8840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  101.947004][ T2659] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  101.947341][ T2659] CR2: 000000001afb9988 CR3: 000000001b62b003 CR4: 0000000000771ef0
[  101.947719][ T2659] PKRU: 55555554
[  101.947930][ T2659] Call Trace:
[  101.948138][ T2659]  <TASK>
[  101.948301][ T2659]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[  101.948597][ T2659]  __dev_change_net_namespace (net/core/dev.c:12635)
[  101.948914][ T2659]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  101.949172][ T2659]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  101.949459][ T2659]  ? default_device_exit_batch (net/core/dev.c:13091)
[  101.949783][ T2659]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  101.950037][ T2659]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  101.950295][ T2659]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  101.950585][ T2659]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  101.950852][ T2659]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[  101.951115][ T2659]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[  101.951401][ T2659]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[  101.951678][ T2659]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  101.951941][ T2659]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  101.952254][ T2659]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  101.952543][ T2659]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  101.952806][ T2659]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  101.953069][ T2659]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  101.953355][ T2659]  ? __kernel_text_address (kernel/extable.c:79)
[  101.953631][ T2659]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  101.953901][ T2659]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  101.954149][ T2659]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  101.954433][ T2659]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  101.954703][ T2659]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  101.954964][ T2659]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  101.955226][ T2659]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  101.955515][ T2659]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  101.955782][ T2659]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  101.956045][ T2659]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  101.956310][ T2659]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  101.956602][ T2659]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  101.956864][ T2659]  ? nla_get_range_signed (lib/nlattr.c:270)
[  101.957129][ T2659]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  101.957416][ T2659]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  101.957692][ T2659]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  101.957951][ T2659]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  101.958204][ T2659]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  101.958483][ T2659]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  101.958756][ T2659]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  101.959022][ T2659]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  101.959285][ T2659]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  101.959575][ T2659]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  101.959839][ T2659]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  101.960104][ T2659]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  101.960385][ T2659]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  101.960666][ T2659]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  101.960930][ T2659]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  101.961192][ T2659]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  101.961480][ T2659]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  101.961751][ T2659]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  101.962013][ T2659]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  101.962269][ T2659]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  101.962562][ T2659]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  101.962834][ T2659]  ? 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))
[  101.963092][ T2659]  ? 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))
[  101.963377][ T2659]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  101.963656][ T2659]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  101.963921][ T2659]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  101.964185][ T2659]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  101.964472][ T2659]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  101.964746][ T2659]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  101.965012][ T2659]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  101.965449][ T2659]  ? copy_msghdr_from_user (net/socket.c:2635)
[  101.965724][ T2659]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  101.966029][ T2659]  ? move_addr_to_kernel (net/socket.c:258)
[  101.966296][ T2659]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  101.966591][ T2659]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  101.966863][ T2659]  ___sys_sendmsg (net/socket.c:2752)
[  101.967122][ T2659]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  101.967913][ T2659]  ? copy_msghdr_from_user (net/socket.c:2603)
[  101.968205][ T2659]  __sys_sendmsg (net/socket.c:2784)
[  101.968495][ T2659]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  101.968759][ T2659]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  101.969080][ T2659]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  101.969524][ T2659]  ? 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)
[  101.969793][ T2659]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  101.970052][ T2659]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  101.970481][ T2659]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  101.970760][ T2659]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  101.971022][ T2659]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  101.971515][ T2659] RIP: 0033:0x7f00b9b1208e
[  101.971793][ T2659] 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
[  101.972820][ T2659] RSP: 002b:00007ffe581e8660 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  101.973196][ T2659] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f00b9b1208e
[  101.973746][ T2659] RDX: 0000000000000000 RSI: 00007ffe581e8710 RDI: 0000000000000005
[  101.974097][ T2659] RBP: 00007ffe581e8670 R08: 0000000000000000 R09: 0000000000000000
[  101.974571][ T2659] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0df
[  101.974938][ T2659] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe581e8dd0
| [  101.979860][ T2659] ------------[ cut here ]------------
| [  101.980115][ T2659] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2659
| [  101.980762][ T2659] Modules linked in: vxlan
| [  101.981854][ T2659] Tainted: [W]=WARN
[  101.982069][ T2659] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  101.982406][ T2659] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  101.982750][ T2659] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  101.983733][ T2659] RSP: 0018:ffa0000005046fc0 EFLAGS: 00010286
[  101.984055][ T2659] RAX: 00000000ffffffa6 RBX: ff1100001ae96200 RCX: 1ff4000000a08dbe
[  101.984447][ T2659] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001ae962bc
[  101.984828][ T2659] RBP: ff11000008291000 R08: 1fe22000035d2c59 R09: ff1100001a4d0b58
[  101.985199][ T2659] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  101.985758][ T2659] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001464f4d0
[  101.986128][ T2659] FS:  00007f00b98d8840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  101.986583][ T2659] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  101.986902][ T2659] CR2: 000000001afb9988 CR3: 000000001b62b003 CR4: 0000000000771ef0
[  101.987248][ T2659] PKRU: 55555554
[  101.987478][ T2659] Call Trace:
[  101.987701][ T2659]  <TASK>
[  101.987864][ T2659]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  101.988127][ T2659]  ? notifier_call_chain (kernel/notifier.c:85)
[  101.988416][ T2659]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  101.988644][ T2659]  __dev_change_net_namespace (net/core/dev.c:12695)
[  101.988968][ T2659]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  101.989234][ T2659]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  101.989531][ T2659]  ? default_device_exit_batch (net/core/dev.c:13091)
[  101.989855][ T2659]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  101.990122][ T2659]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  101.990409][ T2659]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  101.990687][ T2659]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  101.990950][ T2659]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[  101.991201][ T2659]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[  101.991497][ T2659]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[  101.991766][ T2659]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  101.992033][ T2659]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  101.992543][ T2659]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  101.992811][ T2659]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  101.993077][ T2659]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  101.993360][ T2659]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  101.993669][ T2659]  ? __kernel_text_address (kernel/extable.c:79)
[  101.993935][ T2659]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  101.994210][ T2659]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  101.994503][ T2659]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  101.994924][ T2659]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  101.995176][ T2659]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  101.995468][ T2659]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  101.996044][ T2659]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  101.996362][ T2659]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  101.996945][ T2659]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  101.997212][ T2659]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  101.997510][ T2659]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  101.997784][ T2659]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  101.998205][ T2659]  ? nla_get_range_signed (lib/nlattr.c:270)
[  101.998504][ T2659]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  101.998781][ T2659]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  101.999046][ T2659]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  101.999793][ T2659]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  102.000064][ T2659]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  102.000380][ T2659]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  102.000655][ T2659]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  102.001235][ T2659]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  102.001523][ T2659]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  102.001791][ T2659]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  102.002056][ T2659]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  102.002346][ T2659]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  102.002779][ T2659]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  102.003037][ T2659]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  102.003298][ T2659]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  102.003745][ T2659]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  102.004013][ T2659]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  102.004276][ T2659]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  102.004567][ T2659]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  102.004986][ T2659]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  102.005253][ T2659]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  102.005548][ T2659]  ? 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))
[  102.005814][ T2659]  ? 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))
[  102.006235][ T2659]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  102.006530][ T2659]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  102.006799][ T2659]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  102.007057][ T2659]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  102.007509][ T2659]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  102.007778][ T2659]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  102.008048][ T2659]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  102.008315][ T2659]  ? copy_msghdr_from_user (net/socket.c:2635)
[  102.008758][ T2659]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  102.009071][ T2659]  ? move_addr_to_kernel (net/socket.c:258)
[  102.009357][ T2659]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  102.009631][ T2659]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  102.010063][ T2659]  ___sys_sendmsg (net/socket.c:2752)
[  102.010344][ T2659]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  102.010820][ T2659]  ? copy_msghdr_from_user (net/socket.c:2603)
[  102.011109][ T2659]  __sys_sendmsg (net/socket.c:2784)
[  102.011401][ T2659]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  102.011678][ T2659]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  102.011996][ T2659]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  102.012269][ T2659]  ? 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)
[  102.012724][ T2659]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  102.012994][ T2659]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  102.013259][ T2659]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  102.013857][ T2659]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  102.014123][ T2659]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  102.014469][ T2659] RIP: 0033:0x7f00b9b1208e
[  102.014754][ T2659] 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
[  102.015590][ T2659] RSP: 002b:00007ffe581e8660 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  102.016101][ T2659] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f00b9b1208e
[  102.016498][ T2659] RDX: 0000000000000000 RSI: 00007ffe581e8710 RDI: 0000000000000005
[  102.016869][ T2659] RBP: 00007ffe581e8670 R08: 0000000000000000 R09: 0000000000000000
[  102.017240][ T2659] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0df
[  102.017829][ T2659] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe581e8dd0
| [  102.057163][ T2664] ------------[ cut here ]------------
| [  102.057297][ T2664] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2664
| [  102.058336][ T2664] Modules linked in: vxlan
| [  102.058756][ T2664] Tainted: [W]=WARN
[  102.058856][ T2664] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  102.059021][ T2664] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  102.059190][ T2664] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  102.059672][ T2664] RSP: 0018:ffa0000005067038 EFLAGS: 00010286
[  102.059838][ T2664] RAX: 00000000ffffffa6 RBX: ff1100001aaf9540 RCX: 1ff4000000a0cdcd
[  102.060035][ T2664] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001aaf95fc
[  102.060227][ T2664] RBP: ff11000008291000 R08: 1fe220000355f2c1 R09: ff1100001afa0b58
[  102.060427][ T2664] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  102.060627][ T2664] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  102.060821][ T2664] FS:  00007f7e5e874840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  102.061053][ T2664] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  102.061220][ T2664] CR2: 0000000013799988 CR3: 000000001bde5006 CR4: 0000000000771ef0
[  102.061422][ T2664] PKRU: 55555554
[  102.061526][ T2664] Call Trace:
[  102.061625][ T2664]  <TASK>
[  102.061693][ T2664]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  102.061824][ T2664]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  102.061960][ T2664]  notifier_call_chain (kernel/notifier.c:85)
[  102.062090][ T2664]  netif_change_name (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1509)
[  102.062219][ T2664]  ? netdev_adjacent_rename_links (net/core/dev.c:9538)
[  102.062387][ T2664]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  102.062524][ T2664]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  102.062655][ T2664]  do_setlink.isra.0 (net/core/rtnetlink.c:3186)
[  102.062786][ T2664]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  102.062913][ T2664]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  102.063076][ T2664]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  102.063206][ T2664]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  102.063342][ T2664]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  102.063471][ T2664]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  102.063607][ T2664]  ? __kernel_text_address (kernel/extable.c:79)
[  102.063735][ T2664]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  102.063864][ T2664]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  102.063995][ T2664]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  102.064126][ T2664]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  102.064254][ T2664]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  102.064391][ T2664]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  102.064531][ T2664]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  102.064659][ T2664]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  102.064787][ T2664]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  102.064917][ T2664]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  102.065046][ T2664]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  102.065179][ T2664]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  102.065305][ T2664]  ? nla_get_range_signed (lib/nlattr.c:270)
[  102.065442][ T2664]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  102.065580][ T2664]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  102.065710][ T2664]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  102.065837][ T2664]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  102.065969][ T2664]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  102.066098][ T2664]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  102.066225][ T2664]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  102.066362][ T2664]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  102.066495][ T2664]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  102.066622][ T2664]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  102.066749][ T2664]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  102.066883][ T2664]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  102.067014][ T2664]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  102.067144][ T2664]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  102.067273][ T2664]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  102.067408][ T2664]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  102.067544][ T2664]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  102.067672][ T2664]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  102.067801][ T2664]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  102.067931][ T2664]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  102.068063][ T2664]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  102.068198][ T2664]  ? 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))
[  102.068331][ T2664]  ? 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))
[  102.068464][ T2664]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  102.068596][ T2664]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  102.068725][ T2664]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  102.068853][ T2664]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  102.068984][ T2664]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  102.069119][ T2664]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  102.069250][ T2664]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  102.069383][ T2664]  ? copy_msghdr_from_user (net/socket.c:2635)
[  102.069519][ T2664]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  102.069678][ T2664]  ? move_addr_to_kernel (net/socket.c:258)
[  102.069808][ T2664]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  102.069937][ T2664]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  102.070072][ T2664]  ___sys_sendmsg (net/socket.c:2752)
[  102.070201][ T2664]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  102.070367][ T2664]  ? copy_msghdr_from_user (net/socket.c:2603)
[  102.070512][ T2664]  __sys_sendmsg (net/socket.c:2784)
[  102.070639][ T2664]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  102.070765][ T2664]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  102.070925][ T2664]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  102.071060][ T2664]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  102.071188][ T2664]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  102.071322][ T2664]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  102.071450][ T2664]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  102.071584][ T2664]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  102.071743][ T2664] RIP: 0033:0x7f7e5eaae08e
[  102.071879][ T2664] 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
[  102.072348][ T2664] RSP: 002b:00007ffc777051d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  102.072547][ T2664] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7e5eaae08e
[  102.072740][ T2664] RDX: 0000000000000000 RSI: 00007ffc77705280 RDI: 0000000000000005
[  102.072928][ T2664] RBP: 00007ffc777051e0 R08: 0000000000000000 R09: 0000000000000000
[  102.073122][ T2664] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0df
[  102.073313][ T2664] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc77705950
| [  102.204684][ T2680] ------------[ cut here ]------------
| [  102.204851][ T2680] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2680
| [  102.205121][ T2680] Modules linked in: vxlan
| [  102.205534][ T2680] Tainted: [W]=WARN
[  102.205632][ T2680] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  102.205799][ T2680] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  102.205975][ T2680] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  102.206446][ T2680] RSP: 0018:ffa0000004ce7020 EFLAGS: 00010286
[  102.206613][ T2680] RAX: 00000000ffffffa6 RBX: ff11000013705a80 RCX: 1ff400000099cdca
[  102.206804][ T2680] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013705b3c
[  102.206999][ T2680] RBP: ff11000008291000 R08: 1fe22000026e0b69 R09: ff1100001a6b0b58
[  102.207193][ T2680] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[  102.207451][ T2680] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  102.207722][ T2680] FS:  00007f29ff21d840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  102.207951][ T2680] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  102.208112][ T2680] CR2: 0000000024cf5988 CR3: 0000000016757004 CR4: 0000000000771ef0
[  102.208312][ T2680] PKRU: 55555554
[  102.208472][ T2680] Call Trace:
[  102.208575][ T2680]  <TASK>
[  102.208642][ T2680]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  102.208773][ T2680]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  102.208869][ T2680]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  102.209002][ T2680]  __dev_notify_flags (net/core/dev.c:9787)
[  102.209132][ T2680]  ? netif_change_name (net/core/dev.c:1495)
[  102.209262][ T2680]  ? __dev_change_flags (net/core/dev.c:9752)
[  102.209455][ T2680]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[  102.209589][ T2680]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  102.209718][ T2680]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  102.209852][ T2680]  netif_change_flags (net/core/dev.c:9820)
[  102.209983][ T2680]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  102.210113][ T2680]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[  102.210243][ T2680]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  102.210430][ T2680]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  102.210594][ T2680]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  102.210725][ T2680]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  102.210859][ T2680]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  102.210991][ T2680]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  102.211121][ T2680]  ? __kernel_text_address (kernel/extable.c:79)
[  102.211256][ T2680]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  102.211447][ T2680]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  102.211585][ T2680]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  102.211717][ T2680]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  102.211844][ T2680]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  102.211978][ T2680]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  102.212107][ T2680]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  102.212237][ T2680]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  102.212426][ T2680]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  102.212560][ T2680]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  102.212687][ T2680]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  102.212817][ T2680]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  102.212954][ T2680]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  102.213086][ T2680]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  102.213215][ T2680]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  102.213400][ T2680]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  102.213533][ T2680]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  102.213663][ T2680]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  102.213794][ T2680]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  102.213927][ T2680]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  102.214060][ T2680]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  102.214187][ T2680]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  102.214372][ T2680]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  102.214510][ T2680]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  102.214638][ T2680]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  102.214776][ T2680]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  102.214904][ T2680]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  102.215036][ T2680]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  102.215167][ T2680]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  102.215292][ T2680]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  102.215493][ T2680]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  102.215623][ T2680]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  102.215756][ T2680]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  102.215892][ T2680]  ? 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))
[  102.216020][ T2680]  ? 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))
[  102.216149][ T2680]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  102.216276][ T2680]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  102.216464][ T2680]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  102.216596][ T2680]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  102.216726][ T2680]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  102.216853][ T2680]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  102.216984][ T2680]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  102.217112][ T2680]  ? copy_msghdr_from_user (net/socket.c:2635)
[  102.217243][ T2680]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  102.217407][ T2680]  ? move_addr_to_kernel (net/socket.c:258)
[  102.217543][ T2680]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  102.217677][ T2680]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  102.217804][ T2680]  ___sys_sendmsg (net/socket.c:2752)
[  102.217929][ T2680]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  102.218089][ T2680]  ? copy_msghdr_from_user (net/socket.c:2603)
[  102.218231][ T2680]  __sys_sendmsg (net/socket.c:2784)
[  102.218361][ T2680]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  102.218493][ T2680]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  102.218654][ T2680]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  102.218791][ T2680]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  102.218919][ T2680]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  102.219047][ T2680]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  102.219176][ T2680]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  102.219305][ T2680]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  102.219471][ T2680] RIP: 0033:0x7f29ff45708e
[  102.219635][ T2680] 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
[  102.220093][ T2680] RSP: 002b:00007ffe437b1240 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  102.220286][ T2680] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f29ff45708e
[  102.220482][ T2680] RDX: 0000000000000000 RSI: 00007ffe437b12f0 RDI: 0000000000000005
[  102.220675][ T2680] RBP: 00007ffe437b1250 R08: 0000000000000000 R09: 0000000000000000
[  102.220864][ T2680] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0df
[  102.221056][ T2680] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe437b19c0
| [  102.269495][ T2681] ------------[ cut here ]------------
| [  102.269654][ T2681] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2681
| [  102.269903][ T2681] Modules linked in: vxlan
| [  102.270298][ T2681] Tainted: [W]=WARN
[  102.270407][ T2681] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  102.270573][ T2681] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  102.270738][ T2681] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  102.271188][ T2681] RSP: 0018:ffa0000005066ff8 EFLAGS: 00010286
[  102.271355][ T2681] RAX: 00000000ffffffa6 RBX: ff11000013f6e740 RCX: 1ff4000000a0cdc5
[  102.271550][ T2681] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013f6e7fc
[  102.271741][ T2681] RBP: ff1100001b01c000 R08: 1fe22000027edd01 R09: ff1100001a6b2e58
[  102.271930][ T2681] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  102.272124][ T2681] R13: 0000000000000000 R14: ffa0000005067140 R15: ff110000134483d0
[  102.272322][ T2681] FS:  00007f484985f840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  102.272552][ T2681] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  102.272710][ T2681] CR2: 0000000021c95988 CR3: 000000001767a004 CR4: 0000000000771ef0
[  102.272900][ T2681] PKRU: 55555554
[  102.273001][ T2681] Call Trace:
[  102.273101][ T2681]  <TASK>
[  102.273169][ T2681]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[  102.273299][ T2681]  __dev_change_net_namespace (net/core/dev.c:12635)
[  102.273468][ T2681]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  102.273601][ T2681]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  102.273726][ T2681]  ? default_device_exit_batch (net/core/dev.c:13091)
[  102.273881][ T2681]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  102.274007][ T2681]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  102.274133][ T2681]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  102.274259][ T2681]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  102.274469][ T2681]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[  102.274606][ T2681]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[  102.274735][ T2681]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[  102.274862][ T2681]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  102.274990][ T2681]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  102.275149][ T2681]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  102.275274][ T2681]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  102.275409][ T2681]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  102.275542][ T2681]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  102.275667][ T2681]  ? __kernel_text_address (kernel/extable.c:79)
[  102.275792][ T2681]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  102.275920][ T2681]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  102.276046][ T2681]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  102.276179][ T2681]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  102.276310][ T2681]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  102.276446][ T2681]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  102.276577][ T2681]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  102.276703][ T2681]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  102.276830][ T2681]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  102.276970][ T2681]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  102.277097][ T2681]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  102.277222][ T2681]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  102.277355][ T2681]  ? nla_get_range_signed (lib/nlattr.c:270)
[  102.277482][ T2681]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  102.277619][ T2681]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  102.277746][ T2681]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  102.277869][ T2681]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  102.277996][ T2681]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  102.278120][ T2681]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  102.278242][ T2681]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  102.278378][ T2681]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  102.278512][ T2681]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  102.278636][ T2681]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  102.278761][ T2681]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  102.278887][ T2681]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  102.279013][ T2681]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  102.279137][ T2681]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  102.279265][ T2681]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  102.279396][ T2681]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  102.279526][ T2681]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  102.279649][ T2681]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  102.279776][ T2681]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  102.279903][ T2681]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  102.280032][ T2681]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  102.280160][ T2681]  ? 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))
[  102.280286][ T2681]  ? 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))
[  102.280420][ T2681]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  102.280554][ T2681]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  102.280681][ T2681]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  102.280806][ T2681]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  102.280932][ T2681]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  102.281060][ T2681]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  102.281187][ T2681]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  102.281320][ T2681]  ? copy_msghdr_from_user (net/socket.c:2635)
[  102.281445][ T2681]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  102.281605][ T2681]  ? move_addr_to_kernel (net/socket.c:258)
[  102.281731][ T2681]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  102.281855][ T2681]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  102.281984][ T2681]  ___sys_sendmsg (net/socket.c:2752)
[  102.282113][ T2681]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  102.282270][ T2681]  ? copy_msghdr_from_user (net/socket.c:2603)
[  102.282415][ T2681]  __sys_sendmsg (net/socket.c:2784)
[  102.282546][ T2681]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  102.282671][ T2681]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  102.282829][ T2681]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  102.282954][ T2681]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  102.283079][ T2681]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  102.283208][ T2681]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  102.283341][ T2681]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  102.283467][ T2681]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  102.283630][ T2681] RIP: 0033:0x7f4849a9908e
[  102.283762][ T2681] 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
[  102.284210][ T2681] RSP: 002b:00007ffce7c78c30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  102.284405][ T2681] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4849a9908e
[  102.284598][ T2681] RDX: 0000000000000000 RSI: 00007ffce7c78ce0 RDI: 0000000000000005
[  102.284784][ T2681] RBP: 00007ffce7c78c40 R08: 0000000000000000 R09: 0000000000000000
[  102.284974][ T2681] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0df
[  102.285160][ T2681] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce7c793a0
| [  102.290099][ T2681] ------------[ cut here ]------------
| [  102.290246][ T2681] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2681
| [  102.290811][ T2681] Modules linked in: vxlan
| [  102.291249][ T2681] Tainted: [W]=WARN
[  102.291352][ T2681] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  102.291522][ T2681] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  102.291693][ T2681] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  102.292147][ T2681] RSP: 0018:ffa0000005066fc0 EFLAGS: 00010286
[  102.292320][ T2681] RAX: 00000000ffffffa6 RBX: ff11000002786900 RCX: 1ff4000000a0cdbe
[  102.292519][ T2681] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000027869bc
[  102.292709][ T2681] RBP: ff1100001b01c000 R08: 1fe22000004f0d39 R09: ff1100001a6b2e58
[  102.292899][ T2681] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  102.293096][ T2681] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000134483d0
[  102.293287][ T2681] FS:  00007f484985f840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  102.293543][ T2681] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  102.293706][ T2681] CR2: 0000562828848300 CR3: 000000001767a004 CR4: 0000000000771ef0
[  102.293904][ T2681] PKRU: 55555554
[  102.294004][ T2681] Call Trace:
[  102.294099][ T2681]  <TASK>
[  102.294167][ T2681]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  102.294297][ T2681]  ? notifier_call_chain (kernel/notifier.c:85)
[  102.294437][ T2681]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  102.294542][ T2681]  __dev_change_net_namespace (net/core/dev.c:12695)
[  102.294704][ T2681]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  102.294835][ T2681]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  102.294969][ T2681]  ? default_device_exit_batch (net/core/dev.c:13091)
[  102.295126][ T2681]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  102.295253][ T2681]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  102.295392][ T2681]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  102.295529][ T2681]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  102.295662][ T2681]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[  102.295792][ T2681]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[  102.295923][ T2681]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[  102.296058][ T2681]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  102.296188][ T2681]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  102.296357][ T2681]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  102.296491][ T2681]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  102.296622][ T2681]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  102.296757][ T2681]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  102.296887][ T2681]  ? __kernel_text_address (kernel/extable.c:79)
[  102.297018][ T2681]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  102.297150][ T2681]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  102.297279][ T2681]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  102.297419][ T2681]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  102.297557][ T2681]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  102.297688][ T2681]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  102.297816][ T2681]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  102.297950][ T2681]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  102.298082][ T2681]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  102.298213][ T2681]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  102.298350][ T2681]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  102.298482][ T2681]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  102.298616][ T2681]  ? nla_get_range_signed (lib/nlattr.c:270)
[  102.298748][ T2681]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  102.298888][ T2681]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  102.299021][ T2681]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  102.299150][ T2681]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  102.299279][ T2681]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  102.299417][ T2681]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  102.299552][ T2681]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  102.299684][ T2681]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  102.299813][ T2681]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  102.299947][ T2681]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  102.300077][ T2681]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  102.300210][ T2681]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  102.300349][ T2681]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  102.300492][ T2681]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  102.300622][ T2681]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  102.300752][ T2681]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  102.300884][ T2681]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  102.301015][ T2681]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  102.301148][ T2681]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  102.301284][ T2681]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  102.301426][ T2681]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  102.301563][ T2681]  ? 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))
[  102.301691][ T2681]  ? 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))
[  102.301824][ T2681]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  102.301959][ T2681]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  102.302089][ T2681]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  102.302219][ T2681]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  102.302361][ T2681]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  102.302499][ T2681]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  102.302633][ T2681]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  102.302765][ T2681]  ? copy_msghdr_from_user (net/socket.c:2635)
[  102.302899][ T2681]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  102.303067][ T2681]  ? move_addr_to_kernel (net/socket.c:258)
[  102.303199][ T2681]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  102.303338][ T2681]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  102.303472][ T2681]  ___sys_sendmsg (net/socket.c:2752)
[  102.303607][ T2681]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  102.303769][ T2681]  ? copy_msghdr_from_user (net/socket.c:2603)
[  102.303911][ T2681]  __sys_sendmsg (net/socket.c:2784)
[  102.304045][ T2681]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  102.304179][ T2681]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  102.304356][ T2681]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  102.304492][ T2681]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  102.304629][ T2681]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  102.304758][ T2681]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  102.304887][ T2681]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  102.305021][ T2681]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  102.305182][ T2681] RIP: 0033:0x7f4849a9908e
[  102.305329][ T2681] 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
[  102.305804][ T2681] RSP: 002b:00007ffce7c78c30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  102.306008][ T2681] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4849a9908e
[  102.306203][ T2681] RDX: 0000000000000000 RSI: 00007ffce7c78ce0 RDI: 0000000000000005
[  102.306407][ T2681] RBP: 00007ffce7c78c40 R08: 0000000000000000 R09: 0000000000000000
[  102.306611][ T2681] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0df
[  102.306802][ T2681] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce7c793a0
| [  102.344522][ T2683] ------------[ cut here ]------------
| [  102.344654][ T2683] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2683
| [  102.344903][ T2683] Modules linked in: vxlan
| [  102.345290][ T2683] Tainted: [W]=WARN
[  102.345391][ T2683] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  102.345555][ T2683] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  102.345718][ T2683] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  102.346176][ T2683] RSP: 0018:ffa0000005107038 EFLAGS: 00010286
[  102.346343][ T2683] RAX: 00000000ffffffa6 RBX: ff1100001311d700 RCX: 1ff4000000a20dcd
[  102.346532][ T2683] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001311d7bc
[  102.346725][ T2683] RBP: ff1100001b01c000 R08: 1fe2200002623af9 R09: ff1100001b132e58
[  102.346912][ T2683] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  102.347106][ T2683] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  102.347293][ T2683] FS:  00007f9e50960840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  102.347522][ T2683] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  102.347680][ T2683] CR2: 00007f9e50c301a0 CR3: 000000001aeae002 CR4: 0000000000771ef0
[  102.347868][ T2683] PKRU: 55555554
[  102.347966][ T2683] Call Trace:
[  102.348059][ T2683]  <TASK>
[  102.348126][ T2683]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  102.348253][ T2683]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  102.348385][ T2683]  notifier_call_chain (kernel/notifier.c:85)
[  102.348522][ T2683]  netif_change_name (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1509)
[  102.348652][ T2683]  ? netdev_adjacent_rename_links (net/core/dev.c:9538)
[  102.348811][ T2683]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  102.348941][ T2683]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  102.349072][ T2683]  do_setlink.isra.0 (net/core/rtnetlink.c:3186)
[  102.349200][ T2683]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  102.349390][ T2683]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  102.349555][ T2683]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  102.349683][ T2683]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  102.349809][ T2683]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  102.349934][ T2683]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  102.350065][ T2683]  ? __kernel_text_address (kernel/extable.c:79)
[  102.350192][ T2683]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  102.350397][ T2683]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  102.350529][ T2683]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  102.350655][ T2683]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  102.350782][ T2683]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  102.350908][ T2683]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  102.351038][ T2683]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  102.351165][ T2683]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  102.351298][ T2683]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  102.351499][ T2683]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  102.351632][ T2683]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  102.351764][ T2683]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  102.351890][ T2683]  ? nla_get_range_signed (lib/nlattr.c:270)
[  102.352020][ T2683]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  102.352151][ T2683]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  102.352280][ T2683]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  102.352481][ T2683]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  102.352616][ T2683]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  102.352742][ T2683]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  102.352866][ T2683]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  102.353001][ T2683]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  102.353127][ T2683]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  102.353252][ T2683]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  102.353465][ T2683]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  102.353598][ T2683]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  102.353725][ T2683]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  102.353850][ T2683]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  102.353981][ T2683]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  102.354107][ T2683]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  102.354235][ T2683]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  102.354417][ T2683]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  102.354555][ T2683]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  102.354682][ T2683]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  102.354809][ T2683]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  102.354939][ T2683]  ? 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))
[  102.355067][ T2683]  ? 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))
[  102.355195][ T2683]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  102.355408][ T2683]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  102.355542][ T2683]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  102.355667][ T2683]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  102.355793][ T2683]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  102.355921][ T2683]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  102.356051][ T2683]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  102.356180][ T2683]  ? copy_msghdr_from_user (net/socket.c:2635)
[  102.356307][ T2683]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  102.356545][ T2683]  ? move_addr_to_kernel (net/socket.c:258)
[  102.356678][ T2683]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  102.356805][ T2683]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  102.356932][ T2683]  ___sys_sendmsg (net/socket.c:2752)
[  102.357060][ T2683]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  102.357218][ T2683]  ? copy_msghdr_from_user (net/socket.c:2603)
[  102.357433][ T2683]  __sys_sendmsg (net/socket.c:2784)
[  102.357567][ T2683]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  102.357692][ T2683]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  102.357851][ T2683]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  102.357985][ T2683]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  102.358118][ T2683]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  102.358246][ T2683]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  102.358441][ T2683]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  102.358579][ T2683]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  102.358735][ T2683] RIP: 0033:0x7f9e50b9a08e
[  102.358867][ T2683] 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
[  102.359418][ T2683] RSP: 002b:00007ffd51f43d90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  102.359615][ T2683] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9e50b9a08e
[  102.359804][ T2683] RDX: 0000000000000000 RSI: 00007ffd51f43e40 RDI: 0000000000000005
[  102.359996][ T2683] RBP: 00007ffd51f43da0 R08: 0000000000000000 R09: 0000000000000000
[  102.360187][ T2683] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0df
[  102.360429][ T2683] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd51f44510
| [  102.499434][ T2686] ------------[ cut here ]------------
| [  102.499727][ T2686] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2686
| [  102.500182][ T2686] Modules linked in: vxlan
| [  102.500963][ T2686] Tainted: [W]=WARN
[  102.501181][ T2686] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  102.501538][ T2686] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  102.501872][ T2686] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  102.502711][ T2686] RSP: 0018:ffa0000005127020 EFLAGS: 00010286
[  102.503038][ T2686] RAX: 00000000ffffffa6 RBX: ff110000129c9540 RCX: 1ff4000000a24dca
[  102.503561][ T2686] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129c95fc
[  102.504088][ T2686] RBP: ff1100001b01c000 R08: 1fe22000025392c1 R09: ff11000016a52e58
[  102.504727][ T2686] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[  102.505093][ T2686] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  102.505479][ T2686] FS:  00007f7f4c976840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  102.505910][ T2686] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  102.506219][ T2686] CR2: 000000002dc08988 CR3: 00000000166b9004 CR4: 0000000000771ef0
[  102.506621][ T2686] PKRU: 55555554
[  102.506862][ T2686] Call Trace:
[  102.507072][ T2686]  <TASK>
[  102.507235][ T2686]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  102.507538][ T2686]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  102.507757][ T2686]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  102.508018][ T2686]  __dev_notify_flags (net/core/dev.c:9787)
[  102.508286][ T2686]  ? netif_change_name (net/core/dev.c:1495)
[  102.508583][ T2686]  ? __dev_change_flags (net/core/dev.c:9752)
[  102.508852][ T2686]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[  102.509112][ T2686]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  102.509395][ T2686]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  102.509676][ T2686]  netif_change_flags (net/core/dev.c:9820)
[  102.509944][ T2686]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  102.510203][ T2686]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[  102.510497][ T2686]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  102.510767][ T2686]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  102.511084][ T2686]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  102.511364][ T2686]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  102.511637][ T2686]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  102.511904][ T2686]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  102.512171][ T2686]  ? __kernel_text_address (kernel/extable.c:79)
[  102.512453][ T2686]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  102.512735][ T2686]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  102.512999][ T2686]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  102.513266][ T2686]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  102.513553][ T2686]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  102.513818][ T2686]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  102.514072][ T2686]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  102.514349][ T2686]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  102.514625][ T2686]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  102.514887][ T2686]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  102.515152][ T2686]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  102.515433][ T2686]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  102.515709][ T2686]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  102.515979][ T2686]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  102.516253][ T2686]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  102.516539][ T2686]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  102.516803][ T2686]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  102.517066][ T2686]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  102.517345][ T2686]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  102.517621][ T2686]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  102.517883][ T2686]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  102.518168][ T2686]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  102.518457][ T2686]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  102.518734][ T2686]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  102.519000][ T2686]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  102.519258][ T2686]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  102.519546][ T2686]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  102.519816][ T2686]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  102.520085][ T2686]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  102.520381][ T2686]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  102.520659][ T2686]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  102.520923][ T2686]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  102.521190][ T2686]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  102.521501][ T2686]  ? 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))
[  102.521767][ T2686]  ? 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))
[  102.522039][ T2686]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  102.522339][ T2686]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  102.522622][ T2686]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  102.522891][ T2686]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  102.523159][ T2686]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  102.523442][ T2686]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  102.523720][ T2686]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  102.523985][ T2686]  ? copy_msghdr_from_user (net/socket.c:2635)
[  102.524243][ T2686]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  102.524589][ T2686]  ? move_addr_to_kernel (net/socket.c:258)
[  102.524858][ T2686]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  102.525124][ T2686]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  102.525416][ T2686]  ___sys_sendmsg (net/socket.c:2752)
[  102.525692][ T2686]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  102.526009][ T2686]  ? copy_msghdr_from_user (net/socket.c:2603)
[  102.526299][ T2686]  __sys_sendmsg (net/socket.c:2784)
[  102.526600][ T2686]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  102.526866][ T2686]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  102.527188][ T2686]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  102.527474][ T2686]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  102.527752][ T2686]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  102.528017][ T2686]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  102.528284][ T2686]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  102.528575][ T2686]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  102.528899][ T2686] RIP: 0033:0x7f7f4cbb008e
[  102.529155][ T2686] 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
[  102.529988][ T2686] RSP: 002b:00007ffff8e39070 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  102.530383][ T2686] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f7f4cbb008e
[  102.530802][ T2686] RDX: 0000000000000000 RSI: 00007ffff8e39120 RDI: 0000000000000005
[  102.531173][ T2686] RBP: 00007ffff8e39080 R08: 0000000000000000 R09: 0000000000000000
[  102.531567][ T2686] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0df
[  102.531939][ T2686] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff8e397f0
| [  102.536214][   T38] ------------[ cut here ]------------
| [  102.537276][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/38
| [  102.537738][   T38] Modules linked in: vxlan
| [  102.538616][   T38] Tainted: [W]=WARN
[  102.538900][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  102.539276][   T38] Workqueue: events_unbound linkwatch_event
[  102.539695][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  102.540100][   T38] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  102.540969][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[  102.541367][   T38] RAX: 00000000ffffffa6 RBX: ff110000129c83c0 RCX: 1ff4000000055f02
[  102.541803][   T38] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129c847c
[  102.542227][   T38] RBP: ff1100001b01c000 R08: 1fe2200002539091 R09: ff11000001da2ea8
[  102.542676][   T38] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  102.543080][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  102.543533][   T38] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  102.544005][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  102.544398][   T38] CR2: 000000002dc08988 CR3: 000000000d14d001 CR4: 0000000000771ef0
[  102.544831][   T38] PKRU: 55555554
[  102.545108][   T38] Call Trace:
[  102.545406][   T38]  <TASK>
[  102.545653][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  102.545983][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[  102.546410][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  102.546703][   T38]  netif_state_change (net/core/dev.c:1605)
[  102.547021][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[  102.547423][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[  102.547762][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[  102.548092][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  102.548446][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[  102.548785][   T38]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[  102.549114][   T38]  process_one_work (kernel/workqueue.c:3314)
[  102.549498][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  102.549833][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  102.550185][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  102.550557][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  102.550890][   T38]  kthread (kernel/kthread.c:436)
[  102.551173][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  102.551598][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[  102.551932][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[  102.552233][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  102.552629][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  102.552964][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[  102.553295][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  102.557421][   T38] ------------[ cut here ]------------
| [  102.557673][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/38
| [  102.558111][   T38] Modules linked in: vxlan
| [  102.558911][   T38] Tainted: [W]=WARN
[  102.559109][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  102.559454][   T38] Workqueue: events_unbound linkwatch_event
[  102.559768][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  102.560067][   T38] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  102.560831][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[  102.561168][   T38] RAX: 00000000ffffffa6 RBX: ff110000129c8900 RCX: 1ff4000000055f02
[  102.561536][   T38] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129c89bc
[  102.561898][   T38] RBP: ff11000008291000 R08: 1fe2200002539139 R09: ff11000001da2ea8
[  102.562241][   T38] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  102.562619][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  102.562964][   T38] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  102.563379][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  102.563701][   T38] CR2: 000000002dc08988 CR3: 000000000d14d001 CR4: 0000000000771ef0
[  102.564052][   T38] PKRU: 55555554
[  102.564254][   T38] Call Trace:
[  102.564473][   T38]  <TASK>
[  102.564652][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  102.564908][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[  102.565137][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  102.565373][   T38]  netif_state_change (net/core/dev.c:1605)
[  102.565669][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[  102.565989][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[  102.566239][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[  102.566537][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  102.566793][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[  102.567040][   T38]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[  102.567289][   T38]  process_one_work (kernel/workqueue.c:3314)
[  102.567575][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  102.567831][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  102.568088][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  102.568362][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  102.568620][   T38]  kthread (kernel/kthread.c:436)
[  102.568821][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  102.569103][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[  102.569374][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[  102.569637][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  102.569936][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  102.570185][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[  102.570454][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  112.853588][ T2857] ------------[ cut here ]------------
| [  112.853763][ T2857] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2857
| [  112.854067][ T2857] Modules linked in: vxlan
| [  112.854843][ T2857] Tainted: [W]=WARN
[  112.854948][ T2857] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  112.855112][ T2857] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  112.855285][ T2857] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  112.855768][ T2857] RSP: 0018:ffa0000005347a80 EFLAGS: 00010286
[  112.855934][ T2857] RAX: 00000000ffffffa6 RBX: ff11000010c56580 RCX: 1ff4000000a68f16
[  112.856133][ T2857] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010c5663c
[  112.856334][ T2857] RBP: ff11000001dd4000 R08: 1fe220000218acc9 R09: ff1100001afc2e80
[  112.856537][ T2857] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  112.856730][ T2857] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000001dd4000
[  112.856925][ T2857] FS:  00007f70e5b19840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  112.857159][ T2857] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  112.857330][ T2857] CR2: 00007f70e5d1ac20 CR3: 0000000015af1001 CR4: 0000000000771ef0
[  112.857534][ T2857] PKRU: 55555554
[  112.857632][ T2857] Call Trace:
[  112.857730][ T2857]  <TASK>
[  112.857799][ T2857]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  112.857930][ T2857]  ? notifier_call_chain (kernel/notifier.c:85)
[  112.858065][ T2857]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  112.858164][ T2857]  register_netdevice (net/core/dev.c:11488)
[  112.858300][ T2857]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[  112.858476][ T2857]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[  112.858611][ T2857]  register_netdev (net/core/dev.c:11552)
[  112.858741][ T2857]  loopback_net_init (drivers/net/loopback.c:218)
[  112.858873][ T2857]  ops_init (net/core/net_namespace.c:137)
[  112.858976][ T2857]  setup_net (net/core/net_namespace.c:446)
[  112.859076][ T2857]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[  112.859206][ T2857]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[  112.859344][ T2857]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[  112.859481][ T2857]  copy_net_ns (net/core/net_namespace.c:579)
[  112.859612][ T2857]  create_new_namespaces (kernel/nsproxy.c:132)
[  112.859744][ T2857]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[  112.859874][ T2857]  ksys_unshare (kernel/fork.c:3243)
[  112.860009][ T2857]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  112.860141][ T2857]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[  112.860273][ T2857]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[  112.860415][ T2857]  ? __ia32_sys_open (fs/open.c:1374)
[  112.860555][ T2857]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[  112.860686][ T2857]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[  112.860818][ T2857]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  112.860952][ T2857]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  112.861085][ T2857]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  112.861215][ T2857]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  112.861386][ T2857] RIP: 0033:0x7f70e5ddbbcb
[  112.861531][ T2857] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[  112.862005][ T2857] RSP: 002b:00007fff80b3f878 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[  112.862200][ T2857] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f70e5ddbbcb
[  112.862401][ T2857] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  112.862606][ T2857] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  112.862799][ T2857] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff80b41aa0
[  112.862999][ T2857] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff80b4386d
| [  112.867337][ T2857] ------------[ cut here ]------------
| [  112.867485][ T2857] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2857
| [  112.867745][ T2857] Modules linked in: vxlan
| [  112.868144][ T2857] Tainted: [W]=WARN
[  112.868245][ T2857] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  112.868414][ T2857] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  112.868589][ T2857] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  112.869050][ T2857] RSP: 0018:ffa0000005347918 EFLAGS: 00010286
[  112.869213][ T2857] RAX: 00000000ffffffa6 RBX: ff11000012cba3c0 RCX: 1ff4000000a68ee9
[  112.869411][ T2857] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012cba47c
[  112.869608][ T2857] RBP: ff11000008ac9000 R08: 1fe2200002597491 R09: ff1100001afc2e80
[  112.869802][ T2857] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  112.869997][ T2857] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008ac9000
[  112.870193][ T2857] FS:  00007f70e5b19840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  112.870425][ T2857] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  112.870598][ T2857] CR2: 00007f70e5d1ac20 CR3: 0000000015af1001 CR4: 0000000000771ef0
[  112.870799][ T2857] PKRU: 55555554
[  112.870896][ T2857] Call Trace:
[  112.871001][ T2857]  <TASK>
[  112.871068][ T2857]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  112.871199][ T2857]  ? notifier_call_chain (kernel/notifier.c:85)
[  112.871333][ T2857]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  112.871435][ T2857]  register_netdevice (net/core/dev.c:11488)
[  112.871573][ T2857]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[  112.871734][ T2857]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[  112.871865][ T2857]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[  112.872000][ T2857]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[  112.872130][ T2857]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[  112.872262][ T2857]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[  112.872399][ T2857]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[  112.872538][ T2857]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[  112.872673][ T2857]  ops_init (net/core/net_namespace.c:137)
[  112.872773][ T2857]  setup_net (net/core/net_namespace.c:446)
[  112.872871][ T2857]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[  112.873003][ T2857]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[  112.873132][ T2857]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[  112.873263][ T2857]  copy_net_ns (net/core/net_namespace.c:579)
[  112.873402][ T2857]  create_new_namespaces (kernel/nsproxy.c:132)
[  112.873542][ T2857]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[  112.873672][ T2857]  ksys_unshare (kernel/fork.c:3243)
[  112.873801][ T2857]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  112.873930][ T2857]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[  112.874062][ T2857]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[  112.874194][ T2857]  ? __ia32_sys_open (fs/open.c:1374)
[  112.874333][ T2857]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[  112.874468][ T2857]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[  112.874598][ T2857]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  112.874727][ T2857]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  112.874857][ T2857]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  112.874989][ T2857]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  112.875150][ T2857] RIP: 0033:0x7f70e5ddbbcb
[  112.875285][ T2857] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[  112.875761][ T2857] RSP: 002b:00007fff80b3f878 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[  112.875957][ T2857] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f70e5ddbbcb
[  112.876154][ T2857] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  112.876352][ T2857] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  112.876550][ T2857] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff80b41aa0
[  112.876742][ T2857] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff80b4386d
| [  112.880616][ T2857] ------------[ cut here ]------------
| [  112.880755][ T2857] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2857
| [  112.881018][ T2857] Modules linked in: vxlan
| [  112.881493][ T2857] Tainted: [W]=WARN
[  112.881593][ T2857] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  112.881756][ T2857] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  112.881926][ T2857] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  112.882402][ T2857] RSP: 0018:ffa00000053478f8 EFLAGS: 00010286
[  112.882572][ T2857] RAX: 00000000ffffffa6 RBX: ff11000013f6fe00 RCX: 1ff4000000a68ee5
[  112.882767][ T2857] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013f6febc
[  112.882964][ T2857] RBP: ff11000008621000 R08: 1fe22000027edfd9 R09: ff1100001afc2e80
[  112.883163][ T2857] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  112.883362][ T2857] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008621000
[  112.883567][ T2857] FS:  00007f70e5b19840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  112.883799][ T2857] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  112.883969][ T2857] CR2: 00007f70e5d1ac20 CR3: 0000000015af1001 CR4: 0000000000771ef0
[  112.884169][ T2857] PKRU: 55555554
[  112.884268][ T2857] Call Trace:
[  112.884373][ T2857]  <TASK>
[  112.884445][ T2857]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  112.884667][ T2857]  ? notifier_call_chain (kernel/notifier.c:85)
[  112.884797][ T2857]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  112.884899][ T2857]  register_netdevice (net/core/dev.c:11488)
[  112.885035][ T2857]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[  112.885287][ T2857]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[  112.885426][ T2857]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[  112.885565][ T2857]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[  112.885696][ T2857]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[  112.885917][ T2857]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[  112.886053][ T2857]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[  112.886187][ T2857]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[  112.886327][ T2857]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  112.886467][ T2857]  vti_init_net (net/ipv4/ip_vti.c:517)
[  112.886598][ T2857]  ops_init (net/core/net_namespace.c:137)
[  112.886699][ T2857]  setup_net (net/core/net_namespace.c:446)
[  112.886797][ T2857]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[  112.887020][ T2857]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[  112.887153][ T2857]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[  112.887286][ T2857]  copy_net_ns (net/core/net_namespace.c:579)
[  112.887428][ T2857]  create_new_namespaces (kernel/nsproxy.c:132)
[  112.887655][ T2857]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[  112.887788][ T2857]  ksys_unshare (kernel/fork.c:3243)
[  112.887919][ T2857]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  112.888050][ T2857]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[  112.888269][ T2857]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[  112.888408][ T2857]  ? __ia32_sys_open (fs/open.c:1374)
[  112.888548][ T2857]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[  112.888683][ T2857]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[  112.888911][ T2857]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  112.889046][ T2857]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  112.889182][ T2857]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  112.889313][ T2857]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  112.889575][ T2857] RIP: 0033:0x7f70e5ddbbcb
[  112.889712][ T2857] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[  112.890272][ T2857] RSP: 002b:00007fff80b3f878 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[  112.890481][ T2857] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f70e5ddbbcb
[  112.890769][ T2857] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  112.890968][ T2857] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  112.891162][ T2857] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff80b41aa0
[  112.891454][ T2857] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff80b4386d
| [  112.905200][ T2857] ------------[ cut here ]------------
| [  112.905347][ T2857] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2857
| [  112.905625][ T2857] Modules linked in: vxlan
| [  112.906028][ T2857] Tainted: [W]=WARN
[  112.906126][ T2857] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  112.906294][ T2857] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  112.906480][ T2857] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  112.906941][ T2857] RSP: 0018:ffa0000005347a78 EFLAGS: 00010286
[  112.907133][ T2857] RAX: 00000000ffffffa6 RBX: ff11000011e3c900 RCX: 1ff4000000a68f15
[  112.907330][ T2857] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e3c9bc
[  112.907528][ T2857] RBP: ff11000011cd1000 R08: 1fe22000023c7939 R09: ff1100001afc2e80
[  112.907721][ T2857] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  112.907911][ T2857] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011cd1000
[  112.908108][ T2857] FS:  00007f70e5b19840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  112.908348][ T2857] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  112.908524][ T2857] CR2: 00007f70e5d1ac20 CR3: 0000000015af1001 CR4: 0000000000771ef0
[  112.908724][ T2857] PKRU: 55555554
[  112.908821][ T2857] Call Trace:
[  112.908917][ T2857]  <TASK>
[  112.908989][ T2857]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  112.909120][ T2857]  ? notifier_call_chain (kernel/notifier.c:85)
[  112.909249][ T2857]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  112.909355][ T2857]  register_netdevice (net/core/dev.c:11488)
[  112.909493][ T2857]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[  112.909651][ T2857]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  112.909783][ T2857]  register_netdev (net/core/dev.c:11552)
[  112.909912][ T2857]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[  112.910045][ T2857]  ops_init (net/core/net_namespace.c:137)
[  112.910144][ T2857]  setup_net (net/core/net_namespace.c:446)
[  112.910244][ T2857]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[  112.910377][ T2857]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[  112.910514][ T2857]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[  112.910645][ T2857]  copy_net_ns (net/core/net_namespace.c:579)
[  112.910775][ T2857]  create_new_namespaces (kernel/nsproxy.c:132)
[  112.910906][ T2857]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[  112.911037][ T2857]  ksys_unshare (kernel/fork.c:3243)
[  112.911168][ T2857]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  112.911297][ T2857]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[  112.911439][ T2857]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[  112.911576][ T2857]  ? __ia32_sys_open (fs/open.c:1374)
[  112.911707][ T2857]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[  112.911837][ T2857]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[  112.911970][ T2857]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  112.912098][ T2857]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  112.912228][ T2857]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  112.912362][ T2857]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  112.912528][ T2857] RIP: 0033:0x7f70e5ddbbcb
[  112.912665][ T2857] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[  112.913130][ T2857] RSP: 002b:00007fff80b3f878 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[  112.913329][ T2857] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f70e5ddbbcb
[  112.913532][ T2857] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  112.913722][ T2857] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  112.913912][ T2857] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff80b41aa0
[  112.914106][ T2857] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff80b4386d
| [  112.918988][ T2857] ------------[ cut here ]------------
| [  112.919126][ T2857] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2857
| [  112.919387][ T2857] Modules linked in: vxlan
| [  112.919786][ T2857] Tainted: [W]=WARN
[  112.919884][ T2857] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  112.920053][ T2857] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  112.920219][ T2857] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  112.920689][ T2857] RSP: 0018:ffa0000005347a68 EFLAGS: 00010286
[  112.920855][ T2857] RAX: 00000000ffffffa6 RBX: ff1100001472be00 RCX: 1ff4000000a68f13
[  112.921049][ T2857] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001472bebc
[  112.921242][ T2857] RBP: ff11000019521000 R08: 1fe22000028e57d9 R09: ff1100001afc2e80
[  112.921447][ T2857] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  112.921645][ T2857] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000019521000
[  112.921840][ T2857] FS:  00007f70e5b19840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  112.922069][ T2857] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  112.922234][ T2857] CR2: 00007f70e5d1ac20 CR3: 0000000015af1001 CR4: 0000000000771ef0
[  112.922435][ T2857] PKRU: 55555554
[  112.922540][ T2857] Call Trace:
[  112.922636][ T2857]  <TASK>
[  112.922709][ T2857]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  112.922843][ T2857]  ? notifier_call_chain (kernel/notifier.c:85)
[  112.922976][ T2857]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  112.923073][ T2857]  register_netdevice (net/core/dev.c:11488)
[  112.923205][ T2857]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[  112.923375][ T2857]  register_netdev (net/core/dev.c:11552)
[  112.923513][ T2857]  sit_init_net (net/ipv6/sit.c:1860)
[  112.923646][ T2857]  ops_init (net/core/net_namespace.c:137)
[  112.923750][ T2857]  setup_net (net/core/net_namespace.c:446)
[  112.923848][ T2857]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[  112.923980][ T2857]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[  112.924110][ T2857]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[  112.924242][ T2857]  copy_net_ns (net/core/net_namespace.c:579)
[  112.924381][ T2857]  create_new_namespaces (kernel/nsproxy.c:132)
[  112.924519][ T2857]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[  112.924647][ T2857]  ksys_unshare (kernel/fork.c:3243)
[  112.924775][ T2857]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  112.924903][ T2857]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[  112.925035][ T2857]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[  112.925166][ T2857]  ? __ia32_sys_open (fs/open.c:1374)
[  112.925298][ T2857]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[  112.925490][ T2857]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[  112.925621][ T2857]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  112.925750][ T2857]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  112.925879][ T2857]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  112.926012][ T2857]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  112.926178][ T2857] RIP: 0033:0x7f70e5ddbbcb
[  112.926372][ T2857] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[  112.926839][ T2857] RSP: 002b:00007fff80b3f878 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[  112.927036][ T2857] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f70e5ddbbcb
[  112.927229][ T2857] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  112.927486][ T2857] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  112.927679][ T2857] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff80b41aa0
[  112.927873][ T2857] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff80b4386d
| [  112.932840][ T2857] ------------[ cut here ]------------
| [  112.932978][ T2857] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2857
| [  112.933231][ T2857] Modules linked in: vxlan
| [  112.933692][ T2857] Tainted: [W]=WARN
[  112.933790][ T2857] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  112.933954][ T2857] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  112.934125][ T2857] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  112.934599][ T2857] RSP: 0018:ffa0000005347a78 EFLAGS: 00010286
[  112.934764][ T2857] RAX: 00000000ffffffa6 RBX: ff1100001b3ee200 RCX: 1ff4000000a68f15
[  112.934959][ T2857] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001b3ee2bc
[  112.935153][ T2857] RBP: ff1100001ab64000 R08: 1fe220000367dc59 R09: ff1100001afc2e80
[  112.935356][ T2857] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  112.935555][ T2857] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001ab64000
[  112.935752][ T2857] FS:  00007f70e5b19840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  112.935984][ T2857] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  112.936152][ T2857] CR2: 00007f70e5d1ac20 CR3: 0000000015af1001 CR4: 0000000000771ef0
[  112.936355][ T2857] PKRU: 55555554
[  112.936457][ T2857] Call Trace:
[  112.936554][ T2857]  <TASK>
[  112.936622][ T2857]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  112.936751][ T2857]  ? notifier_call_chain (kernel/notifier.c:85)
[  112.936882][ T2857]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  112.936989][ T2857]  register_netdevice (net/core/dev.c:11488)
[  112.937126][ T2857]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[  112.937289][ T2857]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  112.937428][ T2857]  register_netdev (net/core/dev.c:11552)
[  112.937567][ T2857]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[  112.937697][ T2857]  ops_init (net/core/net_namespace.c:137)
[  112.937799][ T2857]  setup_net (net/core/net_namespace.c:446)
[  112.937898][ T2857]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[  112.938034][ T2857]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[  112.938164][ T2857]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[  112.938298][ T2857]  copy_net_ns (net/core/net_namespace.c:579)
[  112.938439][ T2857]  create_new_namespaces (kernel/nsproxy.c:132)
[  112.938580][ T2857]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[  112.938712][ T2857]  ksys_unshare (kernel/fork.c:3243)
[  112.938846][ T2857]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  112.938985][ T2857]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[  112.939115][ T2857]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[  112.939247][ T2857]  ? __ia32_sys_open (fs/open.c:1374)
[  112.939385][ T2857]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[  112.939528][ T2857]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[  112.939663][ T2857]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  112.939795][ T2857]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  112.939928][ T2857]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  112.940061][ T2857]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  112.940223][ T2857] RIP: 0033:0x7f70e5ddbbcb
[  112.940369][ T2857] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[  112.940843][ T2857] RSP: 002b:00007fff80b3f878 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[  112.941042][ T2857] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f70e5ddbbcb
[  112.941240][ T2857] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  112.941440][ T2857] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  112.941642][ T2857] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff80b41aa0
[  112.941843][ T2857] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff80b4386d
| [  112.987979][ T2858] ------------[ cut here ]------------
| [  112.988260][ T2858] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2858
| [  112.988770][ T2858] Modules linked in: vxlan
| [  112.989556][ T2858] Tainted: [W]=WARN
[  112.989775][ T2858] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  112.990091][ T2858] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  112.990455][ T2858] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  112.991278][ T2858] RSP: 0018:ffa0000005597020 EFLAGS: 00010286
[  112.991630][ T2858] RAX: 00000000ffffffa6 RBX: ff1100001b3efe00 RCX: 1ff4000000ab2dca
[  112.992003][ T2858] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001b3efebc
[  112.992394][ T2858] RBP: ff11000001dd4000 R08: 1fe220000367dfd9 R09: ff1100001677ae58
[  112.992775][ T2858] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[  112.993144][ T2858] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  112.993546][ T2858] FS:  00007fdf17b51840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  112.993983][ T2858] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  112.994291][ T2858] CR2: 00007fdf17e211a0 CR3: 000000001a436002 CR4: 0000000000771ef0
[  112.994693][ T2858] PKRU: 55555554
[  112.994907][ T2858] Call Trace:
[  112.995119][ T2858]  <TASK>
[  112.995285][ T2858]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  112.995583][ T2858]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  112.995804][ T2858]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  112.996071][ T2858]  __dev_notify_flags (net/core/dev.c:9787)
[  112.996367][ T2858]  ? netif_change_name (net/core/dev.c:1495)
[  112.996648][ T2858]  ? __dev_change_flags (net/core/dev.c:9752)
[  112.996920][ T2858]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[  112.997187][ T2858]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  112.997483][ T2858]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  112.997760][ T2858]  netif_change_flags (net/core/dev.c:9820)
[  112.998034][ T2858]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  112.998307][ T2858]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[  112.998615][ T2858]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  112.998890][ T2858]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  112.999217][ T2858]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  112.999519][ T2858]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  112.999793][ T2858]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  113.000060][ T2858]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  113.000349][ T2858]  ? __kernel_text_address (kernel/extable.c:79)
[  113.000631][ T2858]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  113.000909][ T2858]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  113.001176][ T2858]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  113.001472][ T2858]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  113.001743][ T2858]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  113.002009][ T2858]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  113.002279][ T2858]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  113.002571][ T2858]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  113.002842][ T2858]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  113.003109][ T2858]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  113.003401][ T2858]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  113.003683][ T2858]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  113.003955][ T2858]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  113.004230][ T2858]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  113.004532][ T2858]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  113.004803][ T2858]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  113.005106][ T2858]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  113.005392][ T2858]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  113.005669][ T2858]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  113.005940][ T2858]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  113.006205][ T2858]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  113.006502][ T2858]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  113.006774][ T2858]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  113.007045][ T2858]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  113.007337][ T2858]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  113.007618][ T2858]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  113.007889][ T2858]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  113.008158][ T2858]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  113.008458][ T2858]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  113.008733][ T2858]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  113.009007][ T2858]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  113.009280][ T2858]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  113.009576][ T2858]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  113.009854][ T2858]  ? 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))
[  113.010107][ T2858]  ? 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))
[  113.010406][ T2858]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  113.010696][ T2858]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  113.010969][ T2858]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  113.011244][ T2858]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  113.011545][ T2858]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  113.011824][ T2858]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  113.012100][ T2858]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  113.012390][ T2858]  ? copy_msghdr_from_user (net/socket.c:2635)
[  113.012672][ T2858]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  113.013002][ T2858]  ? move_addr_to_kernel (net/socket.c:258)
[  113.013279][ T2858]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  113.013573][ T2858]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  113.013850][ T2858]  ___sys_sendmsg (net/socket.c:2752)
[  113.014104][ T2858]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  113.014451][ T2858]  ? copy_msghdr_from_user (net/socket.c:2603)
[  113.014752][ T2858]  __sys_sendmsg (net/socket.c:2784)
[  113.015029][ T2858]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  113.015298][ T2858]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  113.015655][ T2858]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  113.015926][ T2858]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  113.016197][ T2858]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  113.016494][ T2858]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  113.016767][ T2858]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  113.017044][ T2858]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  113.017384][ T2858] RIP: 0033:0x7fdf17d8b08e
[  113.017676][ T2858] 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
[  113.018477][ T2858] RSP: 002b:00007ffd6f4fc500 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  113.018870][ T2858] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fdf17d8b08e
[  113.019251][ T2858] RDX: 0000000000000000 RSI: 00007ffd6f4fc5b0 RDI: 0000000000000005
[  113.019655][ T2858] RBP: 00007ffd6f4fc510 R08: 0000000000000000 R09: 0000000000000000
[  113.020064][ T2858] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ea
[  113.020473][ T2858] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd6f4fcc80
| [  113.276162][ T2866] ------------[ cut here ]------------
| [  113.276341][ T2866] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2866
| [  113.276616][ T2866] Modules linked in: vxlan
| [  113.277033][ T2866] Tainted: [W]=WARN
[  113.277134][ T2866] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  113.277299][ T2866] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  113.277484][ T2866] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  113.277955][ T2866] RSP: 0018:ffa0000005567a80 EFLAGS: 00010286
[  113.278120][ T2866] RAX: 00000000ffffffa6 RBX: ff11000010b91e00 RCX: 1ff4000000aacf16
[  113.278320][ T2866] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010b91ebc
[  113.278522][ T2866] RBP: ff1100001bc0c000 R08: 1fe22000021723d9 R09: ff1100001ac9d180
[  113.278717][ T2866] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  113.278918][ T2866] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001bc0c000
[  113.279117][ T2866] FS:  00007f69e3660840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  113.279352][ T2866] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  113.279526][ T2866] CR2: 00007f69e3867430 CR3: 0000000017726001 CR4: 0000000000771ef0
[  113.279725][ T2866] PKRU: 55555554
[  113.279823][ T2866] Call Trace:
[  113.279923][ T2866]  <TASK>
[  113.279993][ T2866]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  113.280125][ T2866]  ? notifier_call_chain (kernel/notifier.c:85)
[  113.280258][ T2866]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  113.280707][ T2866]  register_netdevice (net/core/dev.c:11488)
[  113.280842][ T2866]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[  113.281009][ T2866]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[  113.281141][ T2866]  register_netdev (net/core/dev.c:11552)
[  113.281273][ T2866]  loopback_net_init (drivers/net/loopback.c:218)
[  113.281412][ T2866]  ops_init (net/core/net_namespace.c:137)
[  113.281519][ T2866]  setup_net (net/core/net_namespace.c:446)
[  113.281620][ T2866]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[  113.281755][ T2866]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[  113.281891][ T2866]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[  113.282028][ T2866]  copy_net_ns (net/core/net_namespace.c:579)
[  113.282160][ T2866]  create_new_namespaces (kernel/nsproxy.c:132)
[  113.282293][ T2866]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[  113.282429][ T2866]  ksys_unshare (kernel/fork.c:3243)
[  113.282564][ T2866]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  113.282697][ T2866]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[  113.282833][ T2866]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[  113.282971][ T2866]  ? __ia32_sys_open (fs/open.c:1374)
[  113.283103][ T2866]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[  113.283233][ T2866]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[  113.283374][ T2866]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  113.283510][ T2866]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  113.283640][ T2866]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  113.283771][ T2866]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  113.283934][ T2866] RIP: 0033:0x7f69e3922bcb
[  113.284077][ T2866] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[  113.284551][ T2866] RSP: 002b:00007fff52a60c48 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[  113.284748][ T2866] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f69e3922bcb
[  113.284945][ T2866] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  113.285140][ T2866] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  113.285342][ T2866] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff52a62e70
[  113.285542][ T2866] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff52a6486d
| [  113.289798][ T2866] ------------[ cut here ]------------
| [  113.289934][ T2866] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2866
| [  113.290196][ T2866] Modules linked in: vxlan
| [  113.290742][ T2866] Tainted: [W]=WARN
[  113.290841][ T2866] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  113.291010][ T2866] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  113.291181][ T2866] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  113.291657][ T2866] RSP: 0018:ffa0000005567918 EFLAGS: 00010286
[  113.291822][ T2866] RAX: 00000000ffffffa6 RBX: ff11000004b7ce40 RCX: 1ff4000000aacee9
[  113.292019][ T2866] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000004b7cefc
[  113.292213][ T2866] RBP: ff1100001be69000 R08: 1fe220000096f9e1 R09: ff1100001ac9d180
[  113.292413][ T2866] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  113.292612][ T2866] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001be69000
[  113.292806][ T2866] FS:  00007f69e3660840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  113.293036][ T2866] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  113.293198][ T2866] CR2: 00007f69e3867430 CR3: 0000000017726001 CR4: 0000000000771ef0
[  113.293395][ T2866] PKRU: 55555554
[  113.293499][ T2866] Call Trace:
[  113.293595][ T2866]  <TASK>
[  113.293664][ T2866]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  113.293796][ T2866]  ? notifier_call_chain (kernel/notifier.c:85)
[  113.293926][ T2866]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  113.294032][ T2866]  register_netdevice (net/core/dev.c:11488)
[  113.294164][ T2866]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[  113.294331][ T2866]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[  113.294467][ T2866]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[  113.294600][ T2866]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[  113.294730][ T2866]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[  113.294863][ T2866]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[  113.294996][ T2866]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[  113.295126][ T2866]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[  113.295258][ T2866]  ops_init (net/core/net_namespace.c:137)
[  113.295362][ T2866]  setup_net (net/core/net_namespace.c:446)
[  113.295467][ T2866]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[  113.295600][ T2866]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[  113.295729][ T2866]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[  113.295860][ T2866]  copy_net_ns (net/core/net_namespace.c:579)
[  113.295990][ T2866]  create_new_namespaces (kernel/nsproxy.c:132)
[  113.296123][ T2866]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[  113.296253][ T2866]  ksys_unshare (kernel/fork.c:3243)
[  113.296388][ T2866]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  113.296527][ T2866]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[  113.296655][ T2866]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[  113.296785][ T2866]  ? __ia32_sys_open (fs/open.c:1374)
[  113.296917][ T2866]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[  113.297047][ T2866]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[  113.297182][ T2866]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  113.297313][ T2866]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  113.297453][ T2866]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  113.297583][ T2866]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  113.297743][ T2866] RIP: 0033:0x7f69e3922bcb
[  113.297877][ T2866] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[  113.298352][ T2866] RSP: 002b:00007fff52a60c48 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[  113.298581][ T2866] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f69e3922bcb
[  113.298776][ T2866] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  113.298973][ T2866] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  113.299165][ T2866] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff52a62e70
[  113.299363][ T2866] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff52a6486d
| [  113.310739][ T2866] ------------[ cut here ]------------
| [  113.310883][ T2866] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2866
| [  113.311148][ T2866] Modules linked in: vxlan
| [  113.311572][ T2866] Tainted: [W]=WARN
[  113.311681][ T2866] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  113.311857][ T2866] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  113.312039][ T2866] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  113.312528][ T2866] RSP: 0018:ffa00000055678f8 EFLAGS: 00010286
[  113.312696][ T2866] RAX: 00000000ffffffa6 RBX: ff11000013596200 RCX: 1ff4000000aacee5
[  113.312897][ T2866] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000135962bc
[  113.313102][ T2866] RBP: ff1100001a759000 R08: 1fe22000026b2c59 R09: ff1100001ac9d180
[  113.313310][ T2866] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  113.313524][ T2866] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001a759000
[  113.313731][ T2866] FS:  00007f69e3660840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  113.313978][ T2866] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  113.314144][ T2866] CR2: 00007f69e3867430 CR3: 0000000017726001 CR4: 0000000000771ef0
[  113.314351][ T2866] PKRU: 55555554
[  113.314455][ T2866] Call Trace:
[  113.314552][ T2866]  <TASK>
[  113.314622][ T2866]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  113.314757][ T2866]  ? notifier_call_chain (kernel/notifier.c:85)
[  113.314890][ T2866]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  113.314991][ T2866]  register_netdevice (net/core/dev.c:11488)
[  113.315131][ T2866]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[  113.315293][ T2866]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[  113.315430][ T2866]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[  113.315566][ T2866]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[  113.315698][ T2866]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[  113.315830][ T2866]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[  113.315963][ T2866]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[  113.316093][ T2866]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[  113.316225][ T2866]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  113.316363][ T2866]  vti_init_net (net/ipv4/ip_vti.c:517)
[  113.316501][ T2866]  ops_init (net/core/net_namespace.c:137)
[  113.316601][ T2866]  setup_net (net/core/net_namespace.c:446)
[  113.316705][ T2866]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[  113.316833][ T2866]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[  113.316968][ T2866]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[  113.317101][ T2866]  copy_net_ns (net/core/net_namespace.c:579)
[  113.317232][ T2866]  create_new_namespaces (kernel/nsproxy.c:132)
[  113.317370][ T2866]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[  113.317507][ T2866]  ksys_unshare (kernel/fork.c:3243)
[  113.317639][ T2866]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  113.317769][ T2866]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[  113.317899][ T2866]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[  113.318036][ T2866]  ? __ia32_sys_open (fs/open.c:1374)
[  113.318173][ T2866]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[  113.318302][ T2866]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[  113.318436][ T2866]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  113.318573][ T2866]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  113.318703][ T2866]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  113.318835][ T2866]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  113.319000][ T2866] RIP: 0033:0x7f69e3922bcb
[  113.319140][ T2866] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[  113.319617][ T2866] RSP: 002b:00007fff52a60c48 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[  113.319812][ T2866] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f69e3922bcb
[  113.320007][ T2866] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  113.320202][ T2866] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  113.320403][ T2866] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff52a62e70
[  113.320603][ T2866] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff52a6486d
| [  113.324681][ T2866] ------------[ cut here ]------------
| [  113.324815][ T2866] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2866
| [  113.325074][ T2866] Modules linked in: vxlan
| [  113.325480][ T2866] Tainted: [W]=WARN
[  113.325578][ T2866] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  113.325738][ T2866] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  113.325922][ T2866] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  113.326395][ T2866] RSP: 0018:ffa0000005567a78 EFLAGS: 00010286
[  113.326563][ T2866] RAX: 00000000ffffffa6 RBX: ff11000010b91000 RCX: 1ff4000000aacf15
[  113.326753][ T2866] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010b910bc
[  113.326946][ T2866] RBP: ff11000011c54000 R08: 1fe2200002172219 R09: ff1100001ac9d180
[  113.327137][ T2866] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  113.327337][ T2866] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011c54000
[  113.327535][ T2866] FS:  00007f69e3660840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  113.327766][ T2866] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  113.327927][ T2866] CR2: 00007f69e3867430 CR3: 0000000017726001 CR4: 0000000000771ef0
[  113.328127][ T2866] PKRU: 55555554
[  113.328223][ T2866] Call Trace:
[  113.328323][ T2866]  <TASK>
[  113.328389][ T2866]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  113.328524][ T2866]  ? notifier_call_chain (kernel/notifier.c:85)
[  113.328652][ T2866]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  113.328750][ T2866]  register_netdevice (net/core/dev.c:11488)
[  113.328880][ T2866]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[  113.329042][ T2866]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  113.329171][ T2866]  register_netdev (net/core/dev.c:11552)
[  113.329300][ T2866]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[  113.329434][ T2866]  ops_init (net/core/net_namespace.c:137)
[  113.329538][ T2866]  setup_net (net/core/net_namespace.c:446)
[  113.329635][ T2866]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[  113.329762][ T2866]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[  113.329896][ T2866]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[  113.330038][ T2866]  copy_net_ns (net/core/net_namespace.c:579)
[  113.330165][ T2866]  create_new_namespaces (kernel/nsproxy.c:132)
[  113.330293][ T2866]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[  113.330426][ T2866]  ksys_unshare (kernel/fork.c:3243)
[  113.330558][ T2866]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  113.330684][ T2866]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[  113.330815][ T2866]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[  113.330947][ T2866]  ? __ia32_sys_open (fs/open.c:1374)
[  113.331076][ T2866]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[  113.331204][ T2866]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[  113.331340][ T2866]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  113.331471][ T2866]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  113.331597][ T2866]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  113.331728][ T2866]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  113.331893][ T2866] RIP: 0033:0x7f69e3922bcb
[  113.332028][ T2866] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[  113.332494][ T2866] RSP: 002b:00007fff52a60c48 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[  113.332690][ T2866] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f69e3922bcb
[  113.332880][ T2866] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  113.333074][ T2866] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  113.333263][ T2866] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff52a62e70
[  113.333458][ T2866] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff52a6486d
| [  113.337513][ T2866] ------------[ cut here ]------------
| [  113.337648][ T2866] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2866
| [  113.337901][ T2866] Modules linked in: vxlan
| [  113.338294][ T2866] Tainted: [W]=WARN
[  113.338394][ T2866] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  113.338565][ T2866] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  113.338729][ T2866] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  113.339186][ T2866] RSP: 0018:ffa0000005567a68 EFLAGS: 00010286
[  113.339351][ T2866] RAX: 00000000ffffffa6 RBX: ff1100001bc9a040 RCX: 1ff4000000aacf13
[  113.339550][ T2866] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001bc9a0fc
[  113.339742][ T2866] RBP: ff1100001a714000 R08: 1fe2200003793421 R09: ff1100001ac9d180
[  113.340026][ T2866] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  113.340219][ T2866] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001a714000
[  113.340415][ T2866] FS:  00007f69e3660840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  113.340735][ T2866] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  113.340894][ T2866] CR2: 00007f69e3867430 CR3: 0000000017726001 CR4: 0000000000771ef0
[  113.341095][ T2866] PKRU: 55555554
[  113.341275][ T2866] Call Trace:
[  113.341374][ T2866]  <TASK>
[  113.341446][ T2866]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  113.341576][ T2866]  ? notifier_call_chain (kernel/notifier.c:85)
[  113.341705][ T2866]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  113.341885][ T2866]  register_netdevice (net/core/dev.c:11488)
[  113.342016][ T2866]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[  113.342177][ T2866]  register_netdev (net/core/dev.c:11552)
[  113.342304][ T2866]  sit_init_net (net/ipv6/sit.c:1860)
[  113.342437][ T2866]  ops_init (net/core/net_namespace.c:137)
[  113.342540][ T2866]  setup_net (net/core/net_namespace.c:446)
[  113.342638][ T2866]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[  113.342763][ T2866]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[  113.342977][ T2866]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[  113.343107][ T2866]  copy_net_ns (net/core/net_namespace.c:579)
[  113.343237][ T2866]  create_new_namespaces (kernel/nsproxy.c:132)
[  113.343373][ T2866]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[  113.343590][ T2866]  ksys_unshare (kernel/fork.c:3243)
[  113.343719][ T2866]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  113.343844][ T2866]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[  113.343974][ T2866]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[  113.344184][ T2866]  ? __ia32_sys_open (fs/open.c:1374)
[  113.344319][ T2866]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[  113.344454][ T2866]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[  113.344582][ T2866]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  113.344795][ T2866]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  113.344923][ T2866]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  113.345053][ T2866]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  113.345209][ T2866] RIP: 0033:0x7f69e3922bcb
[  113.345438][ T2866] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[  113.345893][ T2866] RSP: 002b:00007fff52a60c48 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[  113.346176][ T2866] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f69e3922bcb
[  113.346369][ T2866] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  113.346649][ T2866] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  113.346841][ T2866] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff52a62e70
[  113.347035][ T2866] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff52a6486d
| [  113.351794][ T2866] ------------[ cut here ]------------
| [  113.352013][ T2866] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2866
| [  113.352267][ T2866] Modules linked in: vxlan
| [  113.352770][ T2866] Tainted: [W]=WARN
[  113.352867][ T2866] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  113.353033][ T2866] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  113.353288][ T2866] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  113.353843][ T2866] RSP: 0018:ffa0000005567a78 EFLAGS: 00010286
[  113.354009][ T2866] RAX: 00000000ffffffa6 RBX: ff1100001bc54580 RCX: 1ff4000000aacf15
[  113.354204][ T2866] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001bc5463c
[  113.354489][ T2866] RBP: ff1100001b3a9000 R08: 1fe220000378a8c9 R09: ff1100001ac9d180
[  113.354679][ T2866] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  113.354869][ T2866] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001b3a9000
[  113.355157][ T2866] FS:  00007f69e3660840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  113.355386][ T2866] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  113.355640][ T2866] CR2: 00007f69e3867430 CR3: 0000000017726001 CR4: 0000000000771ef0
[  113.355831][ T2866] PKRU: 55555554
[  113.355926][ T2866] Call Trace:
[  113.356027][ T2866]  <TASK>
[  113.356094][ T2866]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  113.356304][ T2866]  ? notifier_call_chain (kernel/notifier.c:85)
[  113.356436][ T2866]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  113.356539][ T2866]  register_netdevice (net/core/dev.c:11488)
[  113.356670][ T2866]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[  113.356912][ T2866]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  113.357048][ T2866]  register_netdev (net/core/dev.c:11552)
[  113.357177][ T2866]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[  113.357307][ T2866]  ops_init (net/core/net_namespace.c:137)
[  113.357411][ T2866]  setup_net (net/core/net_namespace.c:446)
[  113.357513][ T2866]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[  113.357640][ T2866]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[  113.357767][ T2866]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[  113.357986][ T2866]  copy_net_ns (net/core/net_namespace.c:579)
[  113.358115][ T2866]  create_new_namespaces (kernel/nsproxy.c:132)
[  113.358246][ T2866]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[  113.358379][ T2866]  ksys_unshare (kernel/fork.c:3243)
[  113.358594][ T2866]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  113.358729][ T2866]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[  113.358856][ T2866]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[  113.358992][ T2866]  ? __ia32_sys_open (fs/open.c:1374)
[  113.359208][ T2866]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[  113.359341][ T2866]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[  113.359474][ T2866]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  113.359605][ T2866]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  113.359819][ T2866]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  113.359949][ T2866]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  113.360108][ T2866] RIP: 0033:0x7f69e3922bcb
[  113.360243][ T2866] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[  113.360801][ T2866] RSP: 002b:00007fff52a60c48 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[  113.361082][ T2866] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f69e3922bcb
[  113.361275][ T2866] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  113.361482][ T2866] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  113.361762][ T2866] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff52a62e70
[  113.361953][ T2866] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff52a6486d
| [  113.393197][ T2867] ------------[ cut here ]------------
| [  113.393360][ T2867] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2867
| [  113.393634][ T2867] Modules linked in: vxlan
| [  113.394027][ T2867] Tainted: [W]=WARN
[  113.394124][ T2867] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  113.394289][ T2867] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  113.394465][ T2867] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  113.394915][ T2867] RSP: 0018:ffa0000005557020 EFLAGS: 00010286
[  113.395077][ T2867] RAX: 00000000ffffffa6 RBX: ff11000010c56200 RCX: 1ff4000000aaadca
[  113.395271][ T2867] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010c562bc
[  113.395473][ T2867] RBP: ff1100001bc0c000 R08: 1fe220000218ac59 R09: ff110000175e0b58
[  113.395662][ T2867] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[  113.395850][ T2867] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  113.396049][ T2867] FS:  00007fd53fd99840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  113.396278][ T2867] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  113.396451][ T2867] CR2: 00000000160f0988 CR3: 000000001bdea003 CR4: 0000000000771ef0
[  113.396644][ T2867] PKRU: 55555554
[  113.396739][ T2867] Call Trace:
[  113.396835][ T2867]  <TASK>
[  113.396904][ T2867]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  113.397037][ T2867]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  113.397140][ T2867]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  113.397268][ T2867]  __dev_notify_flags (net/core/dev.c:9787)
[  113.397405][ T2867]  ? netif_change_name (net/core/dev.c:1495)
[  113.397543][ T2867]  ? __dev_change_flags (net/core/dev.c:9752)
[  113.397670][ T2867]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[  113.397797][ T2867]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  113.397924][ T2867]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  113.398057][ T2867]  netif_change_flags (net/core/dev.c:9820)
[  113.398185][ T2867]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  113.398313][ T2867]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[  113.398454][ T2867]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  113.398583][ T2867]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  113.398743][ T2867]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  113.398871][ T2867]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  113.399002][ T2867]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  113.399130][ T2867]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  113.399260][ T2867]  ? __kernel_text_address (kernel/extable.c:79)
[  113.399842][ T2867]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  113.399979][ T2867]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  113.400107][ T2867]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  113.400237][ T2867]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  113.400374][ T2867]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  113.400510][ T2867]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  113.400638][ T2867]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  113.400766][ T2867]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  113.400895][ T2867]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  113.401029][ T2867]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  113.401159][ T2867]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  113.401290][ T2867]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  113.401426][ T2867]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  113.401564][ T2867]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  113.401701][ T2867]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  113.401829][ T2867]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  113.401957][ T2867]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  113.402086][ T2867]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  113.402214][ T2867]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  113.402350][ T2867]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  113.402483][ T2867]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  113.402611][ T2867]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  113.402739][ T2867]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  113.402866][ T2867]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  113.402999][ T2867]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  113.403133][ T2867]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  113.403259][ T2867]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  113.403391][ T2867]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  113.403525][ T2867]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  113.403652][ T2867]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  113.403780][ T2867]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  113.403909][ T2867]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  113.404043][ T2867]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  113.404173][ T2867]  ? 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))
[  113.404299][ T2867]  ? 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))
[  113.404433][ T2867]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  113.404565][ T2867]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  113.404693][ T2867]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  113.404821][ T2867]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  113.404953][ T2867]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  113.405082][ T2867]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  113.405218][ T2867]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  113.405351][ T2867]  ? copy_msghdr_from_user (net/socket.c:2635)
[  113.405487][ T2867]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  113.405643][ T2867]  ? move_addr_to_kernel (net/socket.c:258)
[  113.405771][ T2867]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  113.405900][ T2867]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  113.406033][ T2867]  ___sys_sendmsg (net/socket.c:2752)
[  113.406158][ T2867]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  113.406320][ T2867]  ? copy_msghdr_from_user (net/socket.c:2603)
[  113.406463][ T2867]  __sys_sendmsg (net/socket.c:2784)
[  113.406589][ T2867]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  113.406716][ T2867]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  113.406875][ T2867]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  113.407006][ T2867]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  113.407135][ T2867]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  113.407261][ T2867]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  113.407394][ T2867]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  113.407530][ T2867]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  113.407691][ T2867] RIP: 0033:0x7fd53ffd308e
[  113.407825][ T2867] 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
[  113.408289][ T2867] RSP: 002b:00007ffd356accc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  113.408489][ T2867] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd53ffd308e
[  113.408680][ T2867] RDX: 0000000000000000 RSI: 00007ffd356acd70 RDI: 0000000000000005
[  113.408869][ T2867] RBP: 00007ffd356accd0 R08: 0000000000000000 R09: 0000000000000000
[  113.409060][ T2867] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ea
[  113.409248][ T2867] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd356ad440
| [  113.555731][ T2871] ------------[ cut here ]------------
| [  113.556034][ T2871] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2871
| [  113.556535][ T2871] Modules linked in: vxlan
| [  113.557284][ T2871] Tainted: [W]=WARN
[  113.557520][ T2871] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  113.557839][ T2871] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  113.558168][ T2871] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  113.558998][ T2871] RSP: 0018:ffa0000005627a80 EFLAGS: 00010286
[  113.559338][ T2871] RAX: 00000000ffffffa6 RBX: ff11000013597000 RCX: 1ff4000000ac4f16
[  113.559716][ T2871] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000135970bc
[  113.560073][ T2871] RBP: ff11000016f04000 R08: 1fe22000026b2e19 R09: ff1100001082ae80
[  113.560463][ T2871] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  113.560828][ T2871] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000016f04000
[  113.561195][ T2871] FS:  00007f6e934ee840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  113.561644][ T2871] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  113.561963][ T2871] CR2: 00007f6e936efc20 CR3: 0000000016fa0002 CR4: 0000000000771ef0
[  113.562348][ T2871] PKRU: 55555554
[  113.562570][ T2871] Call Trace:
[  113.562782][ T2871]  <TASK>
[  113.562946][ T2871]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  113.563214][ T2871]  ? notifier_call_chain (kernel/notifier.c:85)
[  113.563509][ T2871]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  113.563726][ T2871]  register_netdevice (net/core/dev.c:11488)
[  113.563991][ T2871]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[  113.564306][ T2871]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[  113.564597][ T2871]  register_netdev (net/core/dev.c:11552)
[  113.564863][ T2871]  loopback_net_init (drivers/net/loopback.c:218)
[  113.565127][ T2871]  ops_init (net/core/net_namespace.c:137)
[  113.565365][ T2871]  setup_net (net/core/net_namespace.c:446)
[  113.565590][ T2871]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[  113.565851][ T2871]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[  113.566113][ T2871]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[  113.566398][ T2871]  copy_net_ns (net/core/net_namespace.c:579)
[  113.566675][ T2871]  create_new_namespaces (kernel/nsproxy.c:132)
[  113.566943][ T2871]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[  113.567213][ T2871]  ksys_unshare (kernel/fork.c:3243)
[  113.567504][ T2871]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  113.567771][ T2871]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[  113.568033][ T2871]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[  113.568301][ T2871]  ? __ia32_sys_open (fs/open.c:1374)
[  113.568596][ T2871]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[  113.568860][ T2871]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[  113.569107][ T2871]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  113.569392][ T2871]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  113.569665][ T2871]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  113.569928][ T2871]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  113.570239][ T2871] RIP: 0033:0x7f6e937b0bcb
[  113.570537][ T2871] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[  113.571355][ T2871] RSP: 002b:00007ffe2faf0b88 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[  113.571734][ T2871] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6e937b0bcb
[  113.572100][ T2871] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  113.572491][ T2871] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  113.572860][ T2871] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe2faf2db0
[  113.573207][ T2871] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe2faf386d
| [  113.581042][ T2871] ------------[ cut here ]------------
| [  113.581301][ T2871] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2871
| [  113.581791][ T2871] Modules linked in: vxlan
| [  113.582539][ T2871] Tainted: [W]=WARN
[  113.582752][ T2871] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  113.583066][ T2871] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  113.583411][ T2871] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  113.584214][ T2871] RSP: 0018:ffa0000005627918 EFLAGS: 00010286
[  113.584558][ T2871] RAX: 00000000ffffffa6 RBX: ff11000012cbb700 RCX: 1ff4000000ac4ee9
[  113.584923][ T2871] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012cbb7bc
[  113.585282][ T2871] RBP: ff11000016861000 R08: 1fe22000025976f9 R09: ff1100001082ae80
[  113.585667][ T2871] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  113.586027][ T2871] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000016861000
[  113.586402][ T2871] FS:  00007f6e934ee840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  113.586833][ T2871] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  113.587145][ T2871] CR2: 00007f6e936efc20 CR3: 0000000016fa0002 CR4: 0000000000771ef0
[  113.587537][ T2871] PKRU: 55555554
[  113.587746][ T2871] Call Trace:
[  113.587954][ T2871]  <TASK>
[  113.588117][ T2871]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  113.588398][ T2871]  ? notifier_call_chain (kernel/notifier.c:85)
[  113.588669][ T2871]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  113.588882][ T2871]  register_netdevice (net/core/dev.c:11488)
[  113.589144][ T2871]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[  113.589486][ T2871]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[  113.589753][ T2871]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[  113.590015][ T2871]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[  113.590276][ T2871]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[  113.590581][ T2871]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[  113.590850][ T2871]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[  113.591114][ T2871]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[  113.591399][ T2871]  ops_init (net/core/net_namespace.c:137)
[  113.591627][ T2871]  setup_net (net/core/net_namespace.c:446)
[  113.591840][ T2871]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[  113.592082][ T2871]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[  113.592340][ T2871]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[  113.592614][ T2871]  copy_net_ns (net/core/net_namespace.c:579)
[  113.592880][ T2871]  create_new_namespaces (kernel/nsproxy.c:132)
[  113.593145][ T2871]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[  113.593433][ T2871]  ksys_unshare (kernel/fork.c:3243)
[  113.593705][ T2871]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  113.593967][ T2871]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[  113.594229][ T2871]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[  113.594515][ T2871]  ? __ia32_sys_open (fs/open.c:1374)
[  113.594783][ T2871]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[  113.595043][ T2871]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[  113.595308][ T2871]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  113.595598][ T2871]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  113.595863][ T2871]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  113.596123][ T2871]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  113.596459][ T2871] RIP: 0033:0x7f6e937b0bcb
[  113.596733][ T2871] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[  113.597539][ T2871] RSP: 002b:00007ffe2faf0b88 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[  113.597908][ T2871] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6e937b0bcb
[  113.598273][ T2871] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  113.598661][ T2871] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  113.599030][ T2871] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe2faf2db0
[  113.599408][ T2871] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe2faf386d
| [  113.607131][ T2871] ------------[ cut here ]------------
| [  113.607276][ T2871] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2871
| [  113.607546][ T2871] Modules linked in: vxlan
| [  113.607937][ T2871] Tainted: [W]=WARN
[  113.608040][ T2871] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  113.608201][ T2871] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  113.608375][ T2871] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  113.608838][ T2871] RSP: 0018:ffa00000056278f8 EFLAGS: 00010286
[  113.609005][ T2871] RAX: 00000000ffffffa6 RBX: ff1100001472a3c0 RCX: 1ff4000000ac4ee5
[  113.609202][ T2871] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001472a47c
[  113.609401][ T2871] RBP: ff1100001b3d1000 R08: 1fe22000028e5491 R09: ff1100001082ae80
[  113.609600][ T2871] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  113.609793][ T2871] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001b3d1000
[  113.609995][ T2871] FS:  00007f6e934ee840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  113.610222][ T2871] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  113.610392][ T2871] CR2: 00007fbc73d72000 CR3: 0000000016fa0002 CR4: 0000000000771ef0
[  113.610593][ T2871] PKRU: 55555554
[  113.610689][ T2871] Call Trace:
[  113.610791][ T2871]  <TASK>
[  113.610857][ T2871]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  113.610987][ T2871]  ? notifier_call_chain (kernel/notifier.c:85)
[  113.611116][ T2871]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  113.611216][ T2871]  register_netdevice (net/core/dev.c:11488)
[  113.611353][ T2871]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[  113.611517][ T2871]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[  113.611647][ T2871]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[  113.611775][ T2871]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[  113.611904][ T2871]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[  113.612039][ T2871]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[  113.612174][ T2871]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[  113.612303][ T2871]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[  113.612437][ T2871]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  113.612574][ T2871]  vti_init_net (net/ipv4/ip_vti.c:517)
[  113.612703][ T2871]  ops_init (net/core/net_namespace.c:137)
[  113.612802][ T2871]  setup_net (net/core/net_namespace.c:446)
[  113.612899][ T2871]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[  113.613030][ T2871]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[  113.613160][ T2871]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[  113.613291][ T2871]  copy_net_ns (net/core/net_namespace.c:579)
[  113.613426][ T2871]  create_new_namespaces (kernel/nsproxy.c:132)
[  113.613564][ T2871]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[  113.613693][ T2871]  ksys_unshare (kernel/fork.c:3243)
[  113.613821][ T2871]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  113.613952][ T2871]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[  113.614085][ T2871]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[  113.614214][ T2871]  ? __ia32_sys_open (fs/open.c:1374)
[  113.614351][ T2871]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[  113.614488][ T2871]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[  113.614616][ T2871]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  113.614744][ T2871]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  113.614872][ T2871]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  113.615004][ T2871]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  113.615165][ T2871] RIP: 0033:0x7f6e937b0bcb
[  113.615300][ T2871] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[  113.615772][ T2871] RSP: 002b:00007ffe2faf0b88 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[  113.615967][ T2871] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6e937b0bcb
[  113.616161][ T2871] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  113.616389][ T2871] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  113.616585][ T2871] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe2faf2db0
[  113.616777][ T2871] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe2faf386d
| [  113.620913][ T2871] ------------[ cut here ]------------
| [  113.621047][ T2871] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2871
| [  113.621298][ T2871] Modules linked in: vxlan
| [  113.621719][ T2871] Tainted: [W]=WARN
[  113.621815][ T2871] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  113.621978][ T2871] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  113.622150][ T2871] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  113.622624][ T2871] RSP: 0018:ffa0000005627a78 EFLAGS: 00010286
[  113.622786][ T2871] RAX: 00000000ffffffa6 RBX: ff110000027871c0 RCX: 1ff4000000ac4f15
[  113.622981][ T2871] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278727c
[  113.623177][ T2871] RBP: ff11000015c09000 R08: 1fe22000004f0e51 R09: ff1100001082ae80
[  113.623376][ T2871] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  113.623581][ T2871] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015c09000
[  113.623777][ T2871] FS:  00007f6e934ee840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  113.624008][ T2871] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  113.624169][ T2871] CR2: 00007fbc73d72000 CR3: 0000000016fa0002 CR4: 0000000000771ef0
[  113.624371][ T2871] PKRU: 55555554
[  113.624476][ T2871] Call Trace:
[  113.624573][ T2871]  <TASK>
[  113.624640][ T2871]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  113.624768][ T2871]  ? notifier_call_chain (kernel/notifier.c:85)
[  113.624899][ T2871]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  113.625000][ T2871]  register_netdevice (net/core/dev.c:11488)
[  113.625130][ T2871]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[  113.625287][ T2871]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  113.625424][ T2871]  register_netdev (net/core/dev.c:11552)
[  113.625556][ T2871]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[  113.625684][ T2871]  ops_init (net/core/net_namespace.c:137)
[  113.625783][ T2871]  setup_net (net/core/net_namespace.c:446)
[  113.625883][ T2871]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[  113.626013][ T2871]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[  113.626140][ T2871]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[  113.626270][ T2871]  copy_net_ns (net/core/net_namespace.c:579)
[  113.626403][ T2871]  create_new_namespaces (kernel/nsproxy.c:132)
[  113.626540][ T2871]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[  113.626669][ T2871]  ksys_unshare (kernel/fork.c:3243)
[  113.626795][ T2871]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  113.626922][ T2871]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[  113.627052][ T2871]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[  113.627181][ T2871]  ? __ia32_sys_open (fs/open.c:1374)
[  113.627310][ T2871]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[  113.627447][ T2871]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[  113.627576][ T2871]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  113.627707][ T2871]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  113.627835][ T2871]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  113.627971][ T2871]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  113.628133][ T2871] RIP: 0033:0x7f6e937b0bcb
[  113.628266][ T2871] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[  113.628728][ T2871] RSP: 002b:00007ffe2faf0b88 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[  113.628919][ T2871] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6e937b0bcb
[  113.629107][ T2871] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  113.629296][ T2871] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  113.629498][ T2871] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe2faf2db0
[  113.629684][ T2871] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe2faf386d
| [  113.641089][ T2871] ------------[ cut here ]------------
| [  113.641222][ T2871] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2871
| [  113.641482][ T2871] Modules linked in: vxlan
| [  113.641872][ T2871] Tainted: [W]=WARN
[  113.641974][ T2871] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  113.642133][ T2871] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  113.642306][ T2871] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  113.642768][ T2871] RSP: 0018:ffa0000005627a68 EFLAGS: 00010286
[  113.642937][ T2871] RAX: 00000000ffffffa6 RBX: ff11000013640740 RCX: 1ff4000000ac4f13
[  113.643131][ T2871] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000136407fc
[  113.643329][ T2871] RBP: ff1100001b214000 R08: 1fe22000026c8101 R09: ff1100001082ae80
[  113.643526][ T2871] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  113.643728][ T2871] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001b214000
[  113.643921][ T2871] FS:  00007f6e934ee840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  113.644145][ T2871] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  113.644305][ T2871] CR2: 00007fbc73d72000 CR3: 0000000016fa0002 CR4: 0000000000771ef0
[  113.644509][ T2871] PKRU: 55555554
[  113.644608][ T2871] Call Trace:
[  113.644703][ T2871]  <TASK>
[  113.644769][ T2871]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  113.644897][ T2871]  ? notifier_call_chain (kernel/notifier.c:85)
[  113.645028][ T2871]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  113.645126][ T2871]  register_netdevice (net/core/dev.c:11488)
[  113.645256][ T2871]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[  113.645426][ T2871]  register_netdev (net/core/dev.c:11552)
[  113.645561][ T2871]  sit_init_net (net/ipv6/sit.c:1860)
[  113.645692][ T2871]  ops_init (net/core/net_namespace.c:137)
[  113.645790][ T2871]  setup_net (net/core/net_namespace.c:446)
[  113.645886][ T2871]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[  113.646014][ T2871]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[  113.646141][ T2871]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[  113.646273][ T2871]  copy_net_ns (net/core/net_namespace.c:579)
[  113.646473][ T2871]  create_new_namespaces (kernel/nsproxy.c:132)
[  113.646604][ T2871]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[  113.646731][ T2871]  ksys_unshare (kernel/fork.c:3243)
[  113.646858][ T2871]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  113.646986][ T2871]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[  113.647114][ T2871]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[  113.647243][ T2871]  ? __ia32_sys_open (fs/open.c:1374)
[  113.647432][ T2871]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[  113.647563][ T2871]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[  113.647692][ T2871]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  113.647824][ T2871]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  113.647953][ T2871]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  113.648081][ T2871]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  113.648240][ T2871] RIP: 0033:0x7f6e937b0bcb
[  113.648431][ T2871] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[  113.648894][ T2871] RSP: 002b:00007ffe2faf0b88 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[  113.649091][ T2871] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6e937b0bcb
[  113.649281][ T2871] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  113.649537][ T2871] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  113.649726][ T2871] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe2faf2db0
[  113.649915][ T2871] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe2faf386d
| [  113.655166][ T2871] ------------[ cut here ]------------
| [  113.655297][ T2871] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2871
| [  113.656053][ T2871] Modules linked in: vxlan
| [  113.656509][ T2871] Tainted: [W]=WARN
[  113.656611][ T2871] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  113.656774][ T2871] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  113.656943][ T2871] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  113.657472][ T2871] RSP: 0018:ffa0000005627a78 EFLAGS: 00010286
[  113.657636][ T2871] RAX: 00000000ffffffa6 RBX: ff1100001ad5ac80 RCX: 1ff4000000ac4f15
[  113.657883][ T2871] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001ad5ad3c
[  113.658077][ T2871] RBP: ff110000196a4000 R08: 1fe22000035ab5a9 R09: ff1100001082ae80
[  113.658273][ T2871] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  113.658529][ T2871] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000196a4000
[  113.658724][ T2871] FS:  00007f6e934ee840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  113.658951][ T2871] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  113.659115][ T2871] CR2: 00007fbc73d72000 CR3: 0000000016fa0002 CR4: 0000000000771ef0
[  113.659308][ T2871] PKRU: 55555554
[  113.659463][ T2871] Call Trace:
[  113.659559][ T2871]  <TASK>
[  113.659625][ T2871]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  113.659753][ T2871]  ? notifier_call_chain (kernel/notifier.c:85)
[  113.659880][ T2871]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  113.659982][ T2871]  register_netdevice (net/core/dev.c:11488)
[  113.660112][ T2871]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[  113.660272][ T2871]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  113.660464][ T2871]  register_netdev (net/core/dev.c:11552)
[  113.660591][ T2871]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[  113.660718][ T2871]  ops_init (net/core/net_namespace.c:137)
[  113.660815][ T2871]  setup_net (net/core/net_namespace.c:446)
[  113.660912][ T2871]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[  113.661044][ T2871]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[  113.661174][ T2871]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[  113.661303][ T2871]  copy_net_ns (net/core/net_namespace.c:579)
[  113.661494][ T2871]  create_new_namespaces (kernel/nsproxy.c:132)
[  113.661625][ T2871]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[  113.661754][ T2871]  ksys_unshare (kernel/fork.c:3243)
[  113.661883][ T2871]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  113.662014][ T2871]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[  113.662142][ T2871]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[  113.662272][ T2871]  ? __ia32_sys_open (fs/open.c:1374)
[  113.662464][ T2871]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[  113.662591][ T2871]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[  113.662718][ T2871]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  113.662845][ T2871]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  113.662976][ T2871]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  113.663104][ T2871]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  113.663260][ T2871] RIP: 0033:0x7f6e937b0bcb
[  113.663408][ T2871] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[  113.663873][ T2871] RSP: 002b:00007ffe2faf0b88 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[  113.664069][ T2871] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6e937b0bcb
[  113.664257][ T2871] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  113.664456][ T2871] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  113.664643][ T2871] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe2faf2db0
[  113.664833][ T2871] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe2faf386d
| [  113.690707][ T2872] ------------[ cut here ]------------
| [  113.690854][ T2872] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2872
| [  113.691114][ T2872] Modules linked in: vxlan
| [  113.691964][ T2872] Tainted: [W]=WARN
[  113.692063][ T2872] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  113.692222][ T2872] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  113.692394][ T2872] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  113.692853][ T2872] RSP: 0018:ffa0000005637020 EFLAGS: 00010286
[  113.693016][ T2872] RAX: 00000000ffffffa6 RBX: ff1100001bc9bc40 RCX: 1ff4000000ac6dca
[  113.693208][ T2872] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001bc9bcfc
[  113.693407][ T2872] RBP: ff11000016f04000 R08: 1fe22000037937a1 R09: ff1100001082d158
[  113.693607][ T2872] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[  113.693795][ T2872] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  113.693987][ T2872] FS:  00007f4c293ea840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  113.694213][ T2872] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  113.694379][ T2872] CR2: 000000001b8c4988 CR3: 000000001b5b6003 CR4: 0000000000771ef0
[  113.694579][ T2872] PKRU: 55555554
[  113.694674][ T2872] Call Trace:
[  113.694773][ T2872]  <TASK>
[  113.694839][ T2872]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  113.694973][ T2872]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  113.695073][ T2872]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  113.695205][ T2872]  __dev_notify_flags (net/core/dev.c:9787)
[  113.695340][ T2872]  ? netif_change_name (net/core/dev.c:1495)
[  113.695481][ T2872]  ? __dev_change_flags (net/core/dev.c:9752)
[  113.695615][ T2872]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[  113.695744][ T2872]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  113.695870][ T2872]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  113.696008][ T2872]  netif_change_flags (net/core/dev.c:9820)
[  113.696137][ T2872]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  113.696266][ T2872]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[  113.696404][ T2872]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  113.696581][ T2872]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  113.696750][ T2872]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  113.696881][ T2872]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  113.697012][ T2872]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  113.697140][ T2872]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  113.697271][ T2872]  ? __kernel_text_address (kernel/extable.c:79)
[  113.697405][ T2872]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  113.697542][ T2872]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  113.697669][ T2872]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  113.697798][ T2872]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  113.697927][ T2872]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  113.698058][ T2872]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  113.698185][ T2872]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  113.698313][ T2872]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  113.698453][ T2872]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  113.698584][ T2872]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  113.698719][ T2872]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  113.698853][ T2872]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  113.698990][ T2872]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  113.699121][ T2872]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  113.699250][ T2872]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  113.699382][ T2872]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  113.699518][ T2872]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  113.699645][ T2872]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  113.699773][ T2872]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  113.699906][ T2872]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  113.700037][ T2872]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  113.700165][ T2872]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  113.700292][ T2872]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  113.700424][ T2872]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  113.700557][ T2872]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  113.700685][ T2872]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  113.700820][ T2872]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  113.700949][ T2872]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  113.701080][ T2872]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  113.701212][ T2872]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  113.701350][ T2872]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  113.701484][ T2872]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  113.701616][ T2872]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  113.701745][ T2872]  ? 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))
[  113.701874][ T2872]  ? 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))
[  113.702007][ T2872]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  113.702137][ T2872]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  113.702265][ T2872]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  113.702402][ T2872]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  113.702536][ T2872]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  113.702664][ T2872]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  113.702793][ T2872]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  113.702925][ T2872]  ? copy_msghdr_from_user (net/socket.c:2635)
[  113.703054][ T2872]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  113.703211][ T2872]  ? move_addr_to_kernel (net/socket.c:258)
[  113.703345][ T2872]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  113.703478][ T2872]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  113.703606][ T2872]  ___sys_sendmsg (net/socket.c:2752)
[  113.703732][ T2872]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  113.703893][ T2872]  ? copy_msghdr_from_user (net/socket.c:2603)
[  113.704035][ T2872]  __sys_sendmsg (net/socket.c:2784)
[  113.704163][ T2872]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  113.704291][ T2872]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  113.704463][ T2872]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  113.704592][ T2872]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  113.704719][ T2872]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  113.704848][ T2872]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  113.704977][ T2872]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  113.705110][ T2872]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  113.705268][ T2872] RIP: 0033:0x7f4c2962408e
[  113.705412][ T2872] 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
[  113.705878][ T2872] RSP: 002b:00007ffc9a7a38c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  113.706074][ T2872] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4c2962408e
[  113.706264][ T2872] RDX: 0000000000000000 RSI: 00007ffc9a7a3970 RDI: 0000000000000005
[  113.706467][ T2872] RBP: 00007ffc9a7a38d0 R08: 0000000000000000 R09: 0000000000000000
[  113.706659][ T2872] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ea
[  113.706846][ T2872] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc9a7a4040
| [  113.939353][ T2880] ------------[ cut here ]------------
| [  113.939656][ T2880] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2880
| [  113.940113][ T2880] Modules linked in: vxlan
| [  113.940917][ T2880] Tainted: [W]=WARN
[  113.941129][ T2880] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  113.941474][ T2880] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  113.941811][ T2880] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  113.942642][ T2880] RSP: 0018:ffa0000005587a80 EFLAGS: 00010286
[  113.942967][ T2880] RAX: 00000000ffffffa6 RBX: ff1100001161e580 RCX: 1ff4000000ab0f16
[  113.943421][ T2880] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001161e63c
[  113.943796][ T2880] RBP: ff1100001b7fc000 R08: 1fe22000022c3cc9 R09: ff110000159b8b80
[  113.944151][ T2880] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  113.944554][ T2880] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001b7fc000
[  113.944926][ T2880] FS:  00007f681e8b0840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  113.945370][ T2880] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  113.945696][ T2880] CR2: 00007f681eab7430 CR3: 000000001ae56004 CR4: 0000000000771ef0
[  113.946066][ T2880] PKRU: 55555554
[  113.946281][ T2880] Call Trace:
[  113.946512][ T2880]  <TASK>
[  113.946675][ T2880]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  113.946939][ T2880]  ? notifier_call_chain (kernel/notifier.c:85)
[  113.947204][ T2880]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  113.947436][ T2880]  register_netdevice (net/core/dev.c:11488)
[  113.947717][ T2880]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[  113.948033][ T2880]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[  113.948303][ T2880]  register_netdev (net/core/dev.c:11552)
[  113.948591][ T2880]  loopback_net_init (drivers/net/loopback.c:218)
[  113.948858][ T2880]  ops_init (net/core/net_namespace.c:137)
[  113.949072][ T2880]  setup_net (net/core/net_namespace.c:446)
[  113.949285][ T2880]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[  113.949572][ T2880]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[  113.949836][ T2880]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[  113.950100][ T2880]  copy_net_ns (net/core/net_namespace.c:579)
[  113.950383][ T2880]  create_new_namespaces (kernel/nsproxy.c:132)
[  113.950661][ T2880]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[  113.950927][ T2880]  ksys_unshare (kernel/fork.c:3243)
[  113.951188][ T2880]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  113.951475][ T2880]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[  113.951740][ T2880]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[  113.952008][ T2880]  ? __ia32_sys_open (fs/open.c:1374)
[  113.952275][ T2880]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[  113.952561][ T2880]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[  113.952825][ T2880]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  113.953086][ T2880]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  113.953366][ T2880]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  113.953644][ T2880]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  113.953960][ T2880] RIP: 0033:0x7f681eb72bcb
[  113.954230][ T2880] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[  113.955054][ T2880] RSP: 002b:00007ffe819e5028 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[  113.955452][ T2880] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f681eb72bcb
[  113.955827][ T2880] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  113.956189][ T2880] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  113.956583][ T2880] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe819e7250
[  113.956950][ T2880] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe819e886d
| [  113.964773][ T2880] ------------[ cut here ]------------
| [  113.965027][ T2880] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2880
| [  113.966401][ T2880] Modules linked in: vxlan
| [  113.967351][ T2880] Tainted: [W]=WARN
[  113.967679][ T2880] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  113.968077][ T2880] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  113.968527][ T2880] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  113.969469][ T2880] RSP: 0018:ffa0000005587918 EFLAGS: 00010286
[  113.969894][ T2880] RAX: 00000000ffffffa6 RBX: ff11000005a15540 RCX: 1ff4000000ab0ee9
[  113.970376][ T2880] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005a155fc
[  113.970854][ T2880] RBP: ff110000176b9000 R08: 1fe2200000b42ac1 R09: ff110000159b8b80
[  113.971297][ T2880] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  113.971782][ T2880] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000176b9000
[  113.972243][ T2880] FS:  00007f681e8b0840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  113.972783][ T2880] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  113.973187][ T2880] CR2: 00007f681eab7430 CR3: 000000001ae56004 CR4: 0000000000771ef0
[  113.973692][ T2880] PKRU: 55555554
[  113.973950][ T2880] Call Trace:
[  113.974157][ T2880]  <TASK>
[  113.974335][ T2880]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  113.974602][ T2880]  ? notifier_call_chain (kernel/notifier.c:85)
[  113.974869][ T2880]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  113.975082][ T2880]  register_netdevice (net/core/dev.c:11488)
[  113.975364][ T2880]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[  113.975685][ T2880]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[  113.975952][ T2880]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[  113.976199][ T2880]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[  113.976485][ T2880]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[  113.976754][ T2880]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[  113.977018][ T2880]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[  113.977285][ T2880]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[  113.977574][ T2880]  ops_init (net/core/net_namespace.c:137)
[  113.977789][ T2880]  setup_net (net/core/net_namespace.c:446)
[  113.977999][ T2880]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[  113.978258][ T2880]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[  113.978551][ T2880]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[  113.978815][ T2880]  copy_net_ns (net/core/net_namespace.c:579)
[  113.979078][ T2880]  create_new_namespaces (kernel/nsproxy.c:132)
[  113.979360][ T2880]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[  113.979632][ T2880]  ksys_unshare (kernel/fork.c:3243)
[  113.979892][ T2880]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  113.980156][ T2880]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[  113.980437][ T2880]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[  113.980711][ T2880]  ? __ia32_sys_open (fs/open.c:1374)
[  113.980975][ T2880]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[  113.981227][ T2880]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[  113.981514][ T2880]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  113.981777][ T2880]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  113.982038][ T2880]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  113.982301][ T2880]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  113.982642][ T2880] RIP: 0033:0x7f681eb72bcb
[  113.982916][ T2880] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[  113.983736][ T2880] RSP: 002b:00007ffe819e5028 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[  113.984103][ T2880] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f681eb72bcb
[  113.984492][ T2880] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  113.984854][ T2880] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  113.985216][ T2880] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe819e7250
[  113.985603][ T2880] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe819e886d
| [  113.993533][ T2880] ------------[ cut here ]------------
| [  113.993789][ T2880] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2880
| [  113.994259][ T2880] Modules linked in: vxlan
| [  113.996026][ T2880] Tainted: [W]=WARN
[  113.996354][ T2880] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  113.996777][ T2880] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  113.997209][ T2880] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  113.998155][ T2880] RSP: 0018:ffa00000055878f8 EFLAGS: 00010286
[  113.998593][ T2880] RAX: 00000000ffffffa6 RBX: ff110000141aa740 RCX: 1ff4000000ab0ee5
[  113.999046][ T2880] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000141aa7fc
[  113.999536][ T2880] RBP: ff1100001bd31000 R08: 1fe2200002835501 R09: ff110000159b8b80
[  114.000000][ T2880] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  114.000490][ T2880] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001bd31000
[  114.000958][ T2880] FS:  00007f681e8b0840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  114.001507][ T2880] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  114.001924][ T2880] CR2: 00007f681eab7430 CR3: 000000001ae56004 CR4: 0000000000771ef0
[  114.002411][ T2880] PKRU: 55555554
[  114.002726][ T2880] Call Trace:
[  114.003031][ T2880]  <TASK>
[  114.003289][ T2880]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  114.003682][ T2880]  ? notifier_call_chain (kernel/notifier.c:85)
[  114.004044][ T2880]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  114.004372][ T2880]  register_netdevice (net/core/dev.c:11488)
[  114.004744][ T2880]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[  114.005134][ T2880]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[  114.005525][ T2880]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[  114.005826][ T2880]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[  114.006094][ T2880]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[  114.006378][ T2880]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[  114.006655][ T2880]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[  114.006922][ T2880]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[  114.007187][ T2880]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  114.007482][ T2880]  vti_init_net (net/ipv4/ip_vti.c:517)
[  114.007752][ T2880]  ops_init (net/core/net_namespace.c:137)
[  114.007968][ T2880]  setup_net (net/core/net_namespace.c:446)
[  114.008189][ T2880]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[  114.008476][ T2880]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[  114.008742][ T2880]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[  114.009009][ T2880]  copy_net_ns (net/core/net_namespace.c:579)
[  114.009280][ T2880]  create_new_namespaces (kernel/nsproxy.c:132)
[  114.009569][ T2880]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[  114.009835][ T2880]  ksys_unshare (kernel/fork.c:3243)
[  114.010104][ T2880]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  114.010385][ T2880]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[  114.010658][ T2880]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[  114.010924][ T2880]  ? __ia32_sys_open (fs/open.c:1374)
[  114.011191][ T2880]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[  114.011479][ T2880]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[  114.011747][ T2880]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  114.012009][ T2880]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  114.012277][ T2880]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  114.012566][ T2880]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  114.012879][ T2880] RIP: 0033:0x7f681eb72bcb
[  114.013151][ T2880] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[  114.013980][ T2880] RSP: 002b:00007ffe819e5028 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[  114.014367][ T2880] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f681eb72bcb
[  114.014741][ T2880] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  114.015097][ T2880] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  114.015495][ T2880] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe819e7250
[  114.015865][ T2880] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe819e886d
| [  114.023447][ T2880] ------------[ cut here ]------------
| [  114.023703][ T2880] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2880
| [  114.024133][ T2880] Modules linked in: vxlan
| [  114.025885][ T2880] Tainted: [W]=WARN
[  114.026191][ T2880] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  114.026619][ T2880] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  114.027036][ T2880] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  114.027946][ T2880] RSP: 0018:ffa0000005587a78 EFLAGS: 00010286
[  114.028373][ T2880] RAX: 00000000ffffffa6 RBX: ff110000141aba80 RCX: 1ff4000000ab0f15
[  114.028837][ T2880] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000141abb3c
[  114.029291][ T2880] RBP: ff1100001a4b1000 R08: 1fe2200002835769 R09: ff110000159b8b80
[  114.029772][ T2880] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  114.030208][ T2880] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001a4b1000
[  114.030692][ T2880] FS:  00007f681e8b0840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  114.031203][ T2880] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  114.031635][ T2880] CR2: 00007f681eab7430 CR3: 000000001ae56004 CR4: 0000000000771ef0
[  114.032100][ T2880] PKRU: 55555554
[  114.032418][ T2880] Call Trace:
[  114.032727][ T2880]  <TASK>
[  114.032978][ T2880]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  114.033349][ T2880]  ? notifier_call_chain (kernel/notifier.c:85)
[  114.033713][ T2880]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  114.034005][ T2880]  register_netdevice (net/core/dev.c:11488)
[  114.034368][ T2880]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[  114.034786][ T2880]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  114.035147][ T2880]  register_netdev (net/core/dev.c:11552)
[  114.035529][ T2880]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[  114.035885][ T2880]  ops_init (net/core/net_namespace.c:137)
[  114.036110][ T2880]  setup_net (net/core/net_namespace.c:446)
[  114.036338][ T2880]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[  114.036606][ T2880]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[  114.036875][ T2880]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[  114.037138][ T2880]  copy_net_ns (net/core/net_namespace.c:579)
[  114.037423][ T2880]  create_new_namespaces (kernel/nsproxy.c:132)
[  114.037699][ T2880]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[  114.037962][ T2880]  ksys_unshare (kernel/fork.c:3243)
[  114.038225][ T2880]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  114.038509][ T2880]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[  114.038776][ T2880]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[  114.039037][ T2880]  ? __ia32_sys_open (fs/open.c:1374)
[  114.039300][ T2880]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[  114.039582][ T2880]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[  114.039843][ T2880]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  114.040093][ T2880]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  114.040368][ T2880]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  114.040641][ T2880]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  114.040954][ T2880] RIP: 0033:0x7f681eb72bcb
[  114.041227][ T2880] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[  114.042040][ T2880] RSP: 002b:00007ffe819e5028 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[  114.042424][ T2880] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f681eb72bcb
[  114.042801][ T2880] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  114.043162][ T2880] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  114.043552][ T2880] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe819e7250
[  114.043918][ T2880] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe819e886d
| [  114.051750][ T2880] ------------[ cut here ]------------
| [  114.052005][ T2880] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2880
| [  114.053384][ T2880] Modules linked in: vxlan
| [  114.054425][ T2880] Tainted: [W]=WARN
[  114.054746][ T2880] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  114.055142][ T2880] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  114.055592][ T2880] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  114.056511][ T2880] RSP: 0018:ffa0000005587a68 EFLAGS: 00010286
[  114.056922][ T2880] RAX: 00000000ffffffa6 RBX: ff11000012b0b700 RCX: 1ff4000000ab0f13
[  114.057395][ T2880] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0b7bc
[  114.057871][ T2880] RBP: ff11000005584000 R08: 1fe22000025616f9 R09: ff110000159b8b80
[  114.058348][ T2880] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  114.058820][ T2880] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005584000
[  114.059280][ T2880] FS:  00007f681e8b0840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  114.059823][ T2880] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  114.060210][ T2880] CR2: 00007f681eab7430 CR3: 000000001ae56004 CR4: 0000000000771ef0
[  114.060693][ T2880] PKRU: 55555554
[  114.060993][ T2880] Call Trace:
[  114.061292][ T2880]  <TASK>
[  114.061569][ T2880]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  114.061903][ T2880]  ? notifier_call_chain (kernel/notifier.c:85)
[  114.062166][ T2880]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  114.062398][ T2880]  register_netdevice (net/core/dev.c:11488)
[  114.062672][ T2880]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[  114.062989][ T2880]  register_netdev (net/core/dev.c:11552)
[  114.063252][ T2880]  sit_init_net (net/ipv6/sit.c:1860)
[  114.063542][ T2880]  ops_init (net/core/net_namespace.c:137)
[  114.063760][ T2880]  setup_net (net/core/net_namespace.c:446)
[  114.063975][ T2880]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[  114.064237][ T2880]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[  114.064527][ T2880]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[  114.064795][ T2880]  copy_net_ns (net/core/net_namespace.c:579)
[  114.065051][ T2880]  create_new_namespaces (kernel/nsproxy.c:132)
[  114.065311][ T2880]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[  114.065608][ T2880]  ksys_unshare (kernel/fork.c:3243)
[  114.065871][ T2880]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  114.066131][ T2880]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[  114.066412][ T2880]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[  114.066684][ T2880]  ? __ia32_sys_open (fs/open.c:1374)
[  114.066947][ T2880]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[  114.067207][ T2880]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[  114.067490][ T2880]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  114.067757][ T2880]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  114.068012][ T2880]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  114.068269][ T2880]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  114.068605][ T2880] RIP: 0033:0x7f681eb72bcb
[  114.068878][ T2880] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[  114.069702][ T2880] RSP: 002b:00007ffe819e5028 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[  114.070071][ T2880] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f681eb72bcb
[  114.070462][ T2880] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  114.070829][ T2880] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  114.071196][ T2880] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe819e7250
[  114.071589][ T2880] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe819e886d
| [  114.090720][ T2880] ------------[ cut here ]------------
| [  114.090978][ T2880] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2880
| [  114.091548][ T2880] Modules linked in: vxlan
| [  114.092267][ T2880] Tainted: [W]=WARN
[  114.092500][ T2880] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  114.092818][ T2880] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  114.093146][ T2880] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  114.093967][ T2880] RSP: 0018:ffa0000005587a78 EFLAGS: 00010286
[  114.094280][ T2880] RAX: 00000000ffffffa6 RBX: ff1100001472a740 RCX: 1ff4000000ab0f15
[  114.094663][ T2880] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001472a7fc
[  114.095031][ T2880] RBP: ff110000165cc000 R08: 1fe22000028e5501 R09: ff110000159b8b80
[  114.095411][ T2880] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  114.095782][ T2880] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000165cc000
[  114.096148][ T2880] FS:  00007f681e8b0840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  114.096597][ T2880] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  114.096913][ T2880] CR2: 00007f681eab7430 CR3: 000000001ae56004 CR4: 0000000000771ef0
[  114.097278][ T2880] PKRU: 55555554
[  114.097509][ T2880] Call Trace:
[  114.097719][ T2880]  <TASK>
[  114.097882][ T2880]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  114.098143][ T2880]  ? notifier_call_chain (kernel/notifier.c:85)
[  114.098425][ T2880]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  114.098649][ T2880]  register_netdevice (net/core/dev.c:11488)
[  114.098913][ T2880]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[  114.099222][ T2880]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  114.099512][ T2880]  register_netdev (net/core/dev.c:11552)
[  114.099778][ T2880]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[  114.100042][ T2880]  ops_init (net/core/net_namespace.c:137)
[  114.100256][ T2880]  setup_net (net/core/net_namespace.c:446)
[  114.100495][ T2880]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[  114.100757][ T2880]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[  114.101016][ T2880]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[  114.101281][ T2880]  copy_net_ns (net/core/net_namespace.c:579)
[  114.101569][ T2880]  create_new_namespaces (kernel/nsproxy.c:132)
[  114.101838][ T2880]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[  114.102092][ T2880]  ksys_unshare (kernel/fork.c:3243)
[  114.102369][ T2880]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  114.102648][ T2880]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[  114.102915][ T2880]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[  114.103177][ T2880]  ? __ia32_sys_open (fs/open.c:1374)
[  114.103469][ T2880]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[  114.103731][ T2880]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[  114.103989][ T2880]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  114.104257][ T2880]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  114.104542][ T2880]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  114.104808][ T2880]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  114.105119][ T2880] RIP: 0033:0x7f681eb72bcb
[  114.105411][ T2880] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[  114.106204][ T2880] RSP: 002b:00007ffe819e5028 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[  114.106595][ T2880] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f681eb72bcb
[  114.106961][ T2880] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  114.107341][ T2880] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  114.107718][ T2880] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe819e7250
[  114.108081][ T2880] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe819e886d
| [  114.138809][ T2881] ------------[ cut here ]------------
| [  114.138957][ T2881] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2881
| [  114.139209][ T2881] Modules linked in: vxlan
| [  114.139605][ T2881] Tainted: [W]=WARN
[  114.139702][ T2881] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  114.139859][ T2881] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  114.140030][ T2881] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  114.140489][ T2881] RSP: 0018:ffa0000005587020 EFLAGS: 00010286
[  114.140647][ T2881] RAX: 00000000ffffffa6 RBX: ff1100001bc9a3c0 RCX: 1ff4000000ab0dca
[  114.140834][ T2881] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001bc9a47c
[  114.141023][ T2881] RBP: ff1100001b7fc000 R08: 1fe2200003793491 R09: ff110000116e2e58
[  114.141217][ T2881] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[  114.141414][ T2881] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  114.141613][ T2881] FS:  00007f3433785840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  114.141834][ T2881] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  114.141994][ T2881] CR2: 000000002e8cb988 CR3: 0000000010814005 CR4: 0000000000771ef0
[  114.142184][ T2881] PKRU: 55555554
[  114.142278][ T2881] Call Trace:
[  114.142382][ T2881]  <TASK>
[  114.142453][ T2881]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  114.142584][ T2881]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  114.142680][ T2881]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  114.142806][ T2881]  __dev_notify_flags (net/core/dev.c:9787)
[  114.142933][ T2881]  ? netif_change_name (net/core/dev.c:1495)
[  114.143063][ T2881]  ? __dev_change_flags (net/core/dev.c:9752)
[  114.143190][ T2881]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[  114.143322][ T2881]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  114.143464][ T2881]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  114.143599][ T2881]  netif_change_flags (net/core/dev.c:9820)
[  114.143728][ T2881]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  114.143856][ T2881]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[  114.143989][ T2881]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  114.144118][ T2881]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  114.144278][ T2881]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  114.144411][ T2881]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  114.144543][ T2881]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  114.144669][ T2881]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  114.144798][ T2881]  ? __kernel_text_address (kernel/extable.c:79)
[  114.144924][ T2881]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  114.145055][ T2881]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  114.145180][ T2881]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  114.145306][ T2881]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  114.145435][ T2881]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  114.145569][ T2881]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  114.145692][ T2881]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  114.145817][ T2881]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  114.145947][ T2881]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  114.146073][ T2881]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  114.146202][ T2881]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  114.146334][ T2881]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  114.146472][ T2881]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  114.146600][ T2881]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  114.146727][ T2881]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  114.146852][ T2881]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  114.146982][ T2881]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  114.147107][ T2881]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  114.147237][ T2881]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  114.147372][ T2881]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  114.147503][ T2881]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  114.147629][ T2881]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  114.147755][ T2881]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  114.147881][ T2881]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  114.148010][ T2881]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  114.148139][ T2881]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  114.148266][ T2881]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  114.148396][ T2881]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  114.148535][ T2881]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  114.148659][ T2881]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  114.148785][ T2881]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  114.148913][ T2881]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  114.149043][ T2881]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  114.149174][ T2881]  ? 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))
[  114.149299][ T2881]  ? 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))
[  114.149434][ T2881]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  114.149571][ T2881]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  114.149702][ T2881]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  114.149828][ T2881]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  114.149958][ T2881]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  114.150084][ T2881]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  114.150215][ T2881]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  114.150349][ T2881]  ? copy_msghdr_from_user (net/socket.c:2635)
[  114.150482][ T2881]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  114.150638][ T2881]  ? move_addr_to_kernel (net/socket.c:258)
[  114.150766][ T2881]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  114.150892][ T2881]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  114.151024][ T2881]  ___sys_sendmsg (net/socket.c:2752)
[  114.151152][ T2881]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  114.151309][ T2881]  ? copy_msghdr_from_user (net/socket.c:2603)
[  114.151456][ T2881]  __sys_sendmsg (net/socket.c:2784)
[  114.151584][ T2881]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  114.151710][ T2881]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  114.151869][ T2881]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  114.151998][ T2881]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  114.152126][ T2881]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  114.152253][ T2881]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  114.152384][ T2881]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  114.152514][ T2881]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  114.152669][ T2881] RIP: 0033:0x7f34339bf08e
[  114.152800][ T2881] 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
[  114.153263][ T2881] RSP: 002b:00007fffb3b8b9d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  114.153467][ T2881] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f34339bf08e
[  114.153656][ T2881] RDX: 0000000000000000 RSI: 00007fffb3b8ba80 RDI: 0000000000000005
[  114.153849][ T2881] RBP: 00007fffb3b8b9e0 R08: 0000000000000000 R09: 0000000000000000
[  114.154041][ T2881] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0eb
[  114.154228][ T2881] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffb3b8c150
| [  114.383606][ T2889] ------------[ cut here ]------------
| [  114.383774][ T2889] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2889
| [  114.384040][ T2889] Modules linked in: vxlan
| [  114.385032][ T2889] Tainted: [W]=WARN
[  114.385135][ T2889] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  114.385300][ T2889] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  114.385482][ T2889] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  114.385958][ T2889] RSP: 0018:ffa00000056a7a80 EFLAGS: 00010286
[  114.386122][ T2889] RAX: 00000000ffffffa6 RBX: ff11000013641700 RCX: 1ff4000000ad4f16
[  114.386321][ T2889] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000136417bc
[  114.386516][ T2889] RBP: ff11000016cb4000 R08: 1fe22000026c82f9 R09: ff11000015c42e80
[  114.386709][ T2889] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  114.386899][ T2889] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000016cb4000
[  114.387098][ T2889] FS:  00007ff5f3371840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  114.387331][ T2889] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  114.387500][ T2889] CR2: 00007ff5f3578430 CR3: 000000001b2bb004 CR4: 0000000000771ef0
[  114.387696][ T2889] PKRU: 55555554
[  114.387794][ T2889] Call Trace:
[  114.387892][ T2889]  <TASK>
[  114.387962][ T2889]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  114.388098][ T2889]  ? notifier_call_chain (kernel/notifier.c:85)
[  114.388228][ T2889]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  114.388338][ T2889]  register_netdevice (net/core/dev.c:11488)
[  114.388479][ T2889]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[  114.388641][ T2889]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[  114.388778][ T2889]  register_netdev (net/core/dev.c:11552)
[  114.388906][ T2889]  loopback_net_init (drivers/net/loopback.c:218)
[  114.389040][ T2889]  ops_init (net/core/net_namespace.c:137)
[  114.389141][ T2889]  setup_net (net/core/net_namespace.c:446)
[  114.389241][ T2889]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[  114.389378][ T2889]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[  114.389512][ T2889]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[  114.389645][ T2889]  copy_net_ns (net/core/net_namespace.c:579)
[  114.389775][ T2889]  create_new_namespaces (kernel/nsproxy.c:132)
[  114.389907][ T2889]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[  114.390040][ T2889]  ksys_unshare (kernel/fork.c:3243)
[  114.390168][ T2889]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  114.390307][ T2889]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[  114.390451][ T2889]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[  114.390584][ T2889]  ? __ia32_sys_open (fs/open.c:1374)
[  114.390715][ T2889]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[  114.390844][ T2889]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[  114.390977][ T2889]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  114.391106][ T2889]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  114.391238][ T2889]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  114.391376][ T2889]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  114.391547][ T2889] RIP: 0033:0x7ff5f3633bcb
[  114.391683][ T2889] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[  114.392142][ T2889] RSP: 002b:00007ffdb41c9708 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[  114.392345][ T2889] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff5f3633bcb
[  114.392542][ T2889] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  114.392735][ T2889] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  114.392929][ T2889] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdb41cb930
[  114.393130][ T2889] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdb41cd86d
| [  114.396940][ T2889] ------------[ cut here ]------------
| [  114.397075][ T2889] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2889
| [  114.397334][ T2889] Modules linked in: vxlan
| [  114.397733][ T2889] Tainted: [W]=WARN
[  114.397829][ T2889] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  114.397992][ T2889] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  114.398158][ T2889] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  114.398624][ T2889] RSP: 0018:ffa00000056a7918 EFLAGS: 00010286
[  114.398784][ T2889] RAX: 00000000ffffffa6 RBX: ff11000010a56c80 RCX: 1ff4000000ad4ee9
[  114.398979][ T2889] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010a56d3c
[  114.399168][ T2889] RBP: ff1100001b609000 R08: 1fe220000214ada9 R09: ff11000015c42e80
[  114.399363][ T2889] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  114.399572][ T2889] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001b609000
[  114.399767][ T2889] FS:  00007ff5f3371840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  114.399996][ T2889] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  114.400157][ T2889] CR2: 00007ff5f3578430 CR3: 000000001b2bb004 CR4: 0000000000771ef0
[  114.400354][ T2889] PKRU: 55555554
[  114.400453][ T2889] Call Trace:
[  114.400554][ T2889]  <TASK>
[  114.400621][ T2889]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  114.400750][ T2889]  ? notifier_call_chain (kernel/notifier.c:85)
[  114.400878][ T2889]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  114.400978][ T2889]  register_netdevice (net/core/dev.c:11488)
[  114.401110][ T2889]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[  114.401269][ T2889]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[  114.401405][ T2889]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[  114.401543][ T2889]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[  114.401671][ T2889]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[  114.401799][ T2889]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[  114.401927][ T2889]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[  114.402060][ T2889]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[  114.402191][ T2889]  ops_init (net/core/net_namespace.c:137)
[  114.402290][ T2889]  setup_net (net/core/net_namespace.c:446)
[  114.402392][ T2889]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[  114.402528][ T2889]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[  114.402658][ T2889]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[  114.402788][ T2889]  copy_net_ns (net/core/net_namespace.c:579)
[  114.402918][ T2889]  create_new_namespaces (kernel/nsproxy.c:132)
[  114.403051][ T2889]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[  114.403181][ T2889]  ksys_unshare (kernel/fork.c:3243)
[  114.403311][ T2889]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  114.403454][ T2889]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[  114.403584][ T2889]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[  114.403712][ T2889]  ? __ia32_sys_open (fs/open.c:1374)
[  114.403842][ T2889]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[  114.403972][ T2889]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[  114.404100][ T2889]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  114.404228][ T2889]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  114.404361][ T2889]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  114.404496][ T2889]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  114.404660][ T2889] RIP: 0033:0x7ff5f3633bcb
[  114.404793][ T2889] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[  114.405254][ T2889] RSP: 002b:00007ffdb41c9708 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[  114.405463][ T2889] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff5f3633bcb
[  114.405653][ T2889] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  114.405845][ T2889] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  114.406040][ T2889] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdb41cb930
[  114.406234][ T2889] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdb41cd86d
| [  114.416237][ T2889] ------------[ cut here ]------------
| [  114.416382][ T2889] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2889
| [  114.416654][ T2889] Modules linked in: vxlan
| [  114.417058][ T2889] Tainted: [W]=WARN
[  114.417156][ T2889] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  114.417326][ T2889] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  114.417500][ T2889] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  114.417965][ T2889] RSP: 0018:ffa00000056a78f8 EFLAGS: 00010286
[  114.418129][ T2889] RAX: 00000000ffffffa6 RBX: ff1100001472bc40 RCX: 1ff4000000ad4ee5
[  114.418331][ T2889] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001472bcfc
[  114.418531][ T2889] RBP: ff1100001a419000 R08: 1fe22000028e57a1 R09: ff11000015c42e80
[  114.418723][ T2889] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  114.418917][ T2889] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001a419000
[  114.419117][ T2889] FS:  00007ff5f3371840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  114.419350][ T2889] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  114.419515][ T2889] CR2: 00007ff5f3578430 CR3: 000000001b2bb004 CR4: 0000000000771ef0
[  114.419712][ T2889] PKRU: 55555554
[  114.419810][ T2889] Call Trace:
[  114.419907][ T2889]  <TASK>
[  114.419978][ T2889]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  114.420113][ T2889]  ? notifier_call_chain (kernel/notifier.c:85)
[  114.420245][ T2889]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  114.420351][ T2889]  register_netdevice (net/core/dev.c:11488)
[  114.420487][ T2889]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[  114.420649][ T2889]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[  114.420781][ T2889]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[  114.420912][ T2889]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[  114.421049][ T2889]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[  114.421181][ T2889]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[  114.421312][ T2889]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[  114.421456][ T2889]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[  114.421589][ T2889]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  114.421722][ T2889]  vti_init_net (net/ipv4/ip_vti.c:517)
[  114.421854][ T2889]  ops_init (net/core/net_namespace.c:137)
[  114.421956][ T2889]  setup_net (net/core/net_namespace.c:446)
[  114.422056][ T2889]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[  114.422184][ T2889]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[  114.422326][ T2889]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[  114.422464][ T2889]  copy_net_ns (net/core/net_namespace.c:579)
[  114.422595][ T2889]  create_new_namespaces (kernel/nsproxy.c:132)
[  114.422730][ T2889]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[  114.422864][ T2889]  ksys_unshare (kernel/fork.c:3243)
[  114.422998][ T2889]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  114.423219][ T2889]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[  114.423356][ T2889]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[  114.423492][ T2889]  ? __ia32_sys_open (fs/open.c:1374)
[  114.423624][ T2889]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[  114.423838][ T2889]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[  114.423971][ T2889]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  114.424104][ T2889]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  114.424236][ T2889]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  114.424475][ T2889]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  114.424639][ T2889] RIP: 0033:0x7ff5f3633bcb
[  114.424774][ T2889] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[  114.425344][ T2889] RSP: 002b:00007ffdb41c9708 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[  114.425633][ T2889] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff5f3633bcb
[  114.425825][ T2889] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  114.426019][ T2889] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  114.426306][ T2889] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdb41cb930
[  114.426510][ T2889] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdb41cd86d
| [  114.431270][ T2889] ------------[ cut here ]------------
| [  114.431415][ T2889] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2889
| [  114.431677][ T2889] Modules linked in: vxlan
| [  114.432158][ T2889] Tainted: [W]=WARN
[  114.432259][ T2889] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  114.432423][ T2889] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  114.432686][ T2889] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  114.433243][ T2889] RSP: 0018:ffa00000056a7a78 EFLAGS: 00010286
[  114.433410][ T2889] RAX: 00000000ffffffa6 RBX: ff110000056658c0 RCX: 1ff4000000ad4f15
[  114.433614][ T2889] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000566597c
[  114.433890][ T2889] RBP: ff1100001ae3c000 R08: 1fe2200000accb31 R09: ff11000015c42e80
[  114.434084][ T2889] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  114.434282][ T2889] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001ae3c000
[  114.434486][ T2889] FS:  00007ff5f3371840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  114.434712][ T2889] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  114.434963][ T2889] CR2: 00007ff5f3578430 CR3: 000000001b2bb004 CR4: 0000000000771ef0
[  114.435161][ T2889] PKRU: 55555554
[  114.435257][ T2889] Call Trace:
[  114.435359][ T2889]  <TASK>
[  114.435427][ T2889]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  114.435647][ T2889]  ? notifier_call_chain (kernel/notifier.c:85)
[  114.435781][ T2889]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  114.435879][ T2889]  register_netdevice (net/core/dev.c:11488)
[  114.436013][ T2889]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[  114.436258][ T2889]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  114.436395][ T2889]  register_netdev (net/core/dev.c:11552)
[  114.436528][ T2889]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[  114.436658][ T2889]  ops_init (net/core/net_namespace.c:137)
[  114.436841][ T2889]  setup_net (net/core/net_namespace.c:446)
[  114.436940][ T2889]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[  114.437070][ T2889]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[  114.437205][ T2889]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[  114.437342][ T2889]  copy_net_ns (net/core/net_namespace.c:579)
[  114.437476][ T2889]  create_new_namespaces (kernel/nsproxy.c:132)
[  114.437606][ T2889]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[  114.437733][ T2889]  ksys_unshare (kernel/fork.c:3243)
[  114.437947][ T2889]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  114.438076][ T2889]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[  114.438207][ T2889]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[  114.438343][ T2889]  ? __ia32_sys_open (fs/open.c:1374)
[  114.438562][ T2889]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[  114.438690][ T2889]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[  114.438817][ T2889]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  114.438949][ T2889]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  114.439161][ T2889]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  114.439289][ T2889]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  114.439459][ T2889] RIP: 0033:0x7ff5f3633bcb
[  114.439594][ T2889] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[  114.440138][ T2889] RSP: 002b:00007ffdb41c9708 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[  114.440424][ T2889] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff5f3633bcb
[  114.440622][ T2889] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  114.440812][ T2889] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  114.441090][ T2889] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdb41cb930
[  114.441281][ T2889] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdb41cd86d
| [  114.447841][ T2889] ------------[ cut here ]------------
| [  114.448106][ T2889] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2889
| [  114.448611][ T2889] Modules linked in: vxlan
| [  114.449379][ T2889] Tainted: [W]=WARN
[  114.449607][ T2889] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  114.449924][ T2889] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  114.450226][ T2889] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  114.451060][ T2889] RSP: 0018:ffa00000056a7a68 EFLAGS: 00010286
[  114.451399][ T2889] RAX: 00000000ffffffa6 RBX: ff11000015fb6580 RCX: 1ff4000000ad4f13
[  114.451777][ T2889] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000015fb663c
[  114.452169][ T2889] RBP: ff11000019fb1000 R08: 1fe2200002bf6cc9 R09: ff11000015c42e80
[  114.452563][ T2889] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  114.452932][ T2889] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000019fb1000
[  114.453303][ T2889] FS:  00007ff5f3371840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  114.453756][ T2889] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  114.454074][ T2889] CR2: 000055669eb10d5c CR3: 000000001b2bb003 CR4: 0000000000771ef0
[  114.454469][ T2889] PKRU: 55555554
[  114.454681][ T2889] Call Trace:
[  114.454892][ T2889]  <TASK>
[  114.455056][ T2889]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  114.455340][ T2889]  ? notifier_call_chain (kernel/notifier.c:85)
[  114.455622][ T2889]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  114.455840][ T2889]  register_netdevice (net/core/dev.c:11488)
[  114.456102][ T2889]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[  114.456451][ T2889]  register_netdev (net/core/dev.c:11552)
[  114.456717][ T2889]  sit_init_net (net/ipv6/sit.c:1860)
[  114.456984][ T2889]  ops_init (net/core/net_namespace.c:137)
[  114.457201][ T2889]  setup_net (net/core/net_namespace.c:446)
[  114.457447][ T2889]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[  114.457713][ T2889]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[  114.457976][ T2889]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[  114.458244][ T2889]  copy_net_ns (net/core/net_namespace.c:579)
[  114.458538][ T2889]  create_new_namespaces (kernel/nsproxy.c:132)
[  114.458810][ T2889]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[  114.459076][ T2889]  ksys_unshare (kernel/fork.c:3243)
[  114.459361][ T2889]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  114.459636][ T2889]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[  114.459901][ T2889]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[  114.460167][ T2889]  ? __ia32_sys_open (fs/open.c:1374)
[  114.460459][ T2889]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[  114.460723][ T2889]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[  114.460981][ T2889]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  114.461223][ T2889]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  114.461508][ T2889]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  114.461777][ T2889]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  114.462088][ T2889] RIP: 0033:0x7ff5f3633bcb
[  114.462376][ T2889] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[  114.463187][ T2889] RSP: 002b:00007ffdb41c9708 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[  114.463580][ T2889] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff5f3633bcb
[  114.463942][ T2889] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  114.464303][ T2889] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  114.464697][ T2889] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdb41cb930
[  114.465049][ T2889] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdb41cd86d
| [  114.473617][ T2889] ------------[ cut here ]------------
| [  114.473881][ T2889] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2889
| [  114.474348][ T2889] Modules linked in: vxlan
| [  114.475096][ T2889] Tainted: [W]=WARN
[  114.475307][ T2889] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  114.475652][ T2889] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  114.475978][ T2889] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  114.477774][ T2889] RSP: 0018:ffa00000056a7a78 EFLAGS: 00010286
[  114.478189][ T2889] RAX: 00000000ffffffa6 RBX: ff11000016e8aac0 RCX: 1ff4000000ad4f15
[  114.478672][ T2889] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000016e8ab7c
[  114.479130][ T2889] RBP: ff1100001bdc4000 R08: 1fe2200002dd1571 R09: ff11000015c42e80
[  114.479614][ T2889] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  114.480093][ T2889] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001bdc4000
[  114.480581][ T2889] FS:  00007ff5f3371840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  114.481091][ T2889] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  114.481525][ T2889] CR2: 000055669eb10d5c CR3: 000000001b2bb003 CR4: 0000000000771ef0
[  114.481986][ T2889] PKRU: 55555554
[  114.482294][ T2889] Call Trace:
[  114.482623][ T2889]  <TASK>
[  114.482881][ T2889]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  114.483224][ T2889]  ? notifier_call_chain (kernel/notifier.c:85)
[  114.483606][ T2889]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  114.483913][ T2889]  register_netdevice (net/core/dev.c:11488)
[  114.484273][ T2889]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[  114.484706][ T2889]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  114.485073][ T2889]  register_netdev (net/core/dev.c:11552)
[  114.485455][ T2889]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[  114.485814][ T2889]  ops_init (net/core/net_namespace.c:137)
[  114.486122][ T2889]  setup_net (net/core/net_namespace.c:446)
[  114.486455][ T2889]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[  114.486810][ T2889]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[  114.487058][ T2889]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[  114.487347][ T2889]  copy_net_ns (net/core/net_namespace.c:579)
[  114.487629][ T2889]  create_new_namespaces (kernel/nsproxy.c:132)
[  114.487901][ T2889]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[  114.488165][ T2889]  ksys_unshare (kernel/fork.c:3243)
[  114.488452][ T2889]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  114.488716][ T2889]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[  114.488977][ T2889]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[  114.489245][ T2889]  ? __ia32_sys_open (fs/open.c:1374)
[  114.489535][ T2889]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[  114.489799][ T2889]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[  114.490056][ T2889]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  114.490338][ T2889]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  114.490610][ T2889]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  114.490874][ T2889]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  114.491163][ T2889] RIP: 0033:0x7ff5f3633bcb
[  114.491460][ T2889] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[  114.492257][ T2889] RSP: 002b:00007ffdb41c9708 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[  114.492650][ T2889] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff5f3633bcb
[  114.493017][ T2889] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  114.493397][ T2889] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  114.493772][ T2889] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdb41cb930
[  114.494123][ T2889] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdb41cd86d
| [  114.522789][ T2890] ------------[ cut here ]------------
| [  114.522932][ T2890] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2890
| [  114.523186][ T2890] Modules linked in: vxlan
| [  114.523586][ T2890] Tainted: [W]=WARN
[  114.523680][ T2890] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  114.523840][ T2890] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  114.524007][ T2890] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  114.524466][ T2890] RSP: 0018:ffa00000056a7020 EFLAGS: 00010286
[  114.524623][ T2890] RAX: 00000000ffffffa6 RBX: ff1100001af88580 RCX: 1ff4000000ad4dca
[  114.524811][ T2890] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001af8863c
[  114.525003][ T2890] RBP: ff11000016cb4000 R08: 1fe22000035f10c9 R09: ff11000015c45158
[  114.525194][ T2890] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[  114.525418][ T2890] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  114.525613][ T2890] FS:  00007f333d9f6840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  114.525840][ T2890] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  114.526001][ T2890] CR2: 0000000029cdd988 CR3: 0000000016fa0001 CR4: 0000000000771ef0
[  114.526194][ T2890] PKRU: 55555554
[  114.526288][ T2890] Call Trace:
[  114.526388][ T2890]  <TASK>
[  114.526455][ T2890]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  114.526583][ T2890]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  114.526678][ T2890]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  114.526802][ T2890]  __dev_notify_flags (net/core/dev.c:9787)
[  114.526928][ T2890]  ? netif_change_name (net/core/dev.c:1495)
[  114.527062][ T2890]  ? __dev_change_flags (net/core/dev.c:9752)
[  114.527190][ T2890]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[  114.527323][ T2890]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  114.527452][ T2890]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  114.527586][ T2890]  netif_change_flags (net/core/dev.c:9820)
[  114.527713][ T2890]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  114.527843][ T2890]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[  114.527976][ T2890]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  114.528105][ T2890]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  114.528267][ T2890]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  114.529152][ T2890]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  114.529280][ T2890]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  114.529411][ T2890]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  114.529549][ T2890]  ? __kernel_text_address (kernel/extable.c:79)
[  114.529677][ T2890]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  114.529805][ T2890]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  114.529932][ T2890]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  114.530065][ T2890]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  114.530192][ T2890]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  114.530324][ T2890]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  114.530456][ T2890]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  114.530582][ T2890]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  114.530709][ T2890]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  114.530837][ T2890]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  114.530969][ T2890]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  114.531098][ T2890]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  114.531228][ T2890]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  114.531363][ T2890]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  114.531498][ T2890]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  114.531624][ T2890]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  114.531751][ T2890]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  114.531878][ T2890]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  114.532009][ T2890]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  114.532137][ T2890]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  114.532264][ T2890]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  114.532394][ T2890]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  114.532528][ T2890]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  114.532656][ T2890]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  114.532783][ T2890]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  114.532909][ T2890]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  114.533038][ T2890]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  114.533164][ T2890]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  114.533291][ T2890]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  114.533421][ T2890]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  114.533554][ T2890]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  114.533681][ T2890]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  114.533808][ T2890]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  114.533938][ T2890]  ? 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))
[  114.534067][ T2890]  ? 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))
[  114.534197][ T2890]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  114.534331][ T2890]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  114.534467][ T2890]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  114.534595][ T2890]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  114.534723][ T2890]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  114.534854][ T2890]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  114.534985][ T2890]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  114.535113][ T2890]  ? copy_msghdr_from_user (net/socket.c:2635)
[  114.535240][ T2890]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  114.535405][ T2890]  ? move_addr_to_kernel (net/socket.c:258)
[  114.535537][ T2890]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  114.535663][ T2890]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  114.535791][ T2890]  ___sys_sendmsg (net/socket.c:2752)
[  114.535916][ T2890]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  114.536077][ T2890]  ? copy_msghdr_from_user (net/socket.c:2603)
[  114.536216][ T2890]  __sys_sendmsg (net/socket.c:2784)
[  114.536351][ T2890]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  114.536482][ T2890]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  114.536641][ T2890]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  114.536768][ T2890]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  114.536901][ T2890]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  114.537031][ T2890]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  114.537157][ T2890]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  114.537284][ T2890]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  114.537455][ T2890] RIP: 0033:0x7f333dc3008e
[  114.537589][ T2890] 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
[  114.538053][ T2890] RSP: 002b:00007ffed4a93b40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  114.538244][ T2890] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f333dc3008e
[  114.538447][ T2890] RDX: 0000000000000000 RSI: 00007ffed4a93bf0 RDI: 0000000000000005
[  114.538637][ T2890] RBP: 00007ffed4a93b50 R08: 0000000000000000 R09: 0000000000000000
[  114.538827][ T2890] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0eb
[  114.539018][ T2890] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed4a942c0
| [  114.679720][ T2894] ------------[ cut here ]------------
| [  114.679888][ T2894] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2894
| [  114.680150][ T2894] Modules linked in: vxlan
| [  114.680561][ T2894] Tainted: [W]=WARN
[  114.680658][ T2894] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  114.680817][ T2894] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  114.680991][ T2894] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  114.681455][ T2894] RSP: 0018:ffa00000055f7a80 EFLAGS: 00010286
[  114.681617][ T2894] RAX: 00000000ffffffa6 RBX: ff11000017419000 RCX: 1ff4000000abef16
[  114.681809][ T2894] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000174190bc
[  114.682001][ T2894] RBP: ff11000012989000 R08: 1fe2200002e83219 R09: ff110000175ad180
[  114.682191][ T2894] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  114.682386][ T2894] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012989000
[  114.682586][ T2894] FS:  00007ff616cf9840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  114.682810][ T2894] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  114.682973][ T2894] CR2: 00007ff616efac20 CR3: 000000001a85b005 CR4: 0000000000771ef0
[  114.683164][ T2894] PKRU: 55555554
[  114.683259][ T2894] Call Trace:
[  114.683360][ T2894]  <TASK>
[  114.683427][ T2894]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  114.683562][ T2894]  ? notifier_call_chain (kernel/notifier.c:85)
[  114.683692][ T2894]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  114.683788][ T2894]  register_netdevice (net/core/dev.c:11488)
[  114.683916][ T2894]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[  114.684076][ T2894]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[  114.684206][ T2894]  register_netdev (net/core/dev.c:11552)
[  114.684872][ T2894]  loopback_net_init (drivers/net/loopback.c:218)
[  114.685008][ T2894]  ops_init (net/core/net_namespace.c:137)
[  114.685110][ T2894]  setup_net (net/core/net_namespace.c:446)
[  114.685209][ T2894]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[  114.685345][ T2894]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[  114.685482][ T2894]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[  114.685613][ T2894]  copy_net_ns (net/core/net_namespace.c:579)
[  114.685741][ T2894]  create_new_namespaces (kernel/nsproxy.c:132)
[  114.685873][ T2894]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[  114.686003][ T2894]  ksys_unshare (kernel/fork.c:3243)
[  114.686130][ T2894]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  114.686257][ T2894]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[  114.686388][ T2894]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[  114.686522][ T2894]  ? __ia32_sys_open (fs/open.c:1374)
[  114.686652][ T2894]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[  114.686780][ T2894]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[  114.686905][ T2894]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  114.687035][ T2894]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  114.687161][ T2894]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  114.687289][ T2894]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  114.687455][ T2894] RIP: 0033:0x7ff616fbbbcb
[  114.687590][ T2894] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[  114.688052][ T2894] RSP: 002b:00007ffeac9d2688 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[  114.688245][ T2894] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff616fbbbcb
[  114.688446][ T2894] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  114.688638][ T2894] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  114.688829][ T2894] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffeac9d48b0
[  114.689021][ T2894] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeac9d686d
| [  114.698593][ T2894] ------------[ cut here ]------------
| [  114.698732][ T2894] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2894
| [  114.698984][ T2894] Modules linked in: vxlan
| [  114.699378][ T2894] Tainted: [W]=WARN
[  114.699481][ T2894] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  114.699642][ T2894] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  114.699807][ T2894] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  114.700270][ T2894] RSP: 0018:ffa00000055f7918 EFLAGS: 00010286
[  114.700446][ T2894] RAX: 00000000ffffffa6 RBX: ff1100001345fe00 RCX: 1ff4000000abeee9
[  114.700641][ T2894] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001345febc
[  114.700829][ T2894] RBP: ff1100001a82c000 R08: 1fe220000268bfd9 R09: ff110000175ad180
[  114.701024][ T2894] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  114.701219][ T2894] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001a82c000
[  114.701421][ T2894] FS:  00007ff616cf9840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  114.701658][ T2894] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  114.701818][ T2894] CR2: 00007ff616efac20 CR3: 000000001a85b005 CR4: 0000000000771ef0
[  114.702013][ T2894] PKRU: 55555554
[  114.702109][ T2894] Call Trace:
[  114.702207][ T2894]  <TASK>
[  114.702276][ T2894]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  114.702413][ T2894]  ? notifier_call_chain (kernel/notifier.c:85)
[  114.702548][ T2894]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  114.702648][ T2894]  register_netdevice (net/core/dev.c:11488)
[  114.702780][ T2894]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[  114.702942][ T2894]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[  114.703075][ T2894]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[  114.703207][ T2894]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[  114.703343][ T2894]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[  114.703479][ T2894]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[  114.703608][ T2894]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[  114.703740][ T2894]  ? __kmalloc_noprof (mm/slub.c:5296 mm/slub.c:5307)
[  114.703872][ T2894]  ops_init (net/core/net_namespace.c:137)
[  114.703974][ T2894]  setup_net (net/core/net_namespace.c:446)
[  114.704070][ T2894]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[  114.704202][ T2894]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[  114.704339][ T2894]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[  114.704481][ T2894]  copy_net_ns (net/core/net_namespace.c:579)
[  114.704612][ T2894]  create_new_namespaces (kernel/nsproxy.c:132)
[  114.704745][ T2894]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[  114.704875][ T2894]  ksys_unshare (kernel/fork.c:3243)
[  114.705009][ T2894]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  114.705139][ T2894]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[  114.705269][ T2894]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[  114.705411][ T2894]  ? __ia32_sys_open (fs/open.c:1374)
[  114.705547][ T2894]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[  114.705675][ T2894]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[  114.705803][ T2894]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  114.705929][ T2894]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  114.706062][ T2894]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  114.706192][ T2894]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  114.706358][ T2894] RIP: 0033:0x7ff616fbbbcb
[  114.706502][ T2894] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[  114.706967][ T2894] RSP: 002b:00007ffeac9d2688 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[  114.707162][ T2894] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff616fbbbcb
[  114.707361][ T2894] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  114.707561][ T2894] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  114.707754][ T2894] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffeac9d48b0
[  114.707952][ T2894] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeac9d686d
| [  114.711810][ T2894] ------------[ cut here ]------------
| [  114.711953][ T2894] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2894
| [  114.712214][ T2894] Modules linked in: vxlan
| [  114.712626][ T2894] Tainted: [W]=WARN
[  114.712725][ T2894] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  114.712889][ T2894] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  114.713062][ T2894] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  114.713545][ T2894] RSP: 0018:ffa00000055f78f8 EFLAGS: 00010286
[  114.713710][ T2894] RAX: 00000000ffffffa6 RBX: ff1100001aaf9e00 RCX: 1ff4000000abeee5
[  114.713906][ T2894] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001aaf9ebc
[  114.714104][ T2894] RBP: ff1100001aa11000 R08: 1fe220000355f3d9 R09: ff110000175ad180
[  114.714302][ T2894] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  114.714510][ T2894] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001aa11000
[  114.714709][ T2894] FS:  00007ff616cf9840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  114.714938][ T2894] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  114.715105][ T2894] CR2: 00007ff616efac20 CR3: 000000001a85b005 CR4: 0000000000771ef0
[  114.715304][ T2894] PKRU: 55555554
[  114.715410][ T2894] Call Trace:
[  114.715518][ T2894]  <TASK>
[  114.715589][ T2894]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  114.715725][ T2894]  ? notifier_call_chain (kernel/notifier.c:85)
[  114.715858][ T2894]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  114.715961][ T2894]  register_netdevice (net/core/dev.c:11488)
[  114.716095][ T2894]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[  114.716260][ T2894]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[  114.716404][ T2894]  __ip_tunnel_create (net/ipv4/ip_tunnel.c:268)
[  114.716546][ T2894]  ? ip_tunnel_encap_del_ops (net/ipv4/ip_tunnel.c:479 (discriminator 1))
[  114.716678][ T2894]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2))
[  114.716811][ T2894]  ip_tunnel_init_net (net/ipv4/ip_tunnel.c:1147)
[  114.716946][ T2894]  ? ip_tunnel_ctl (net/ipv4/ip_tunnel.c:952)
[  114.717079][ T2894]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[  114.717211][ T2894]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  114.717353][ T2894]  vti_init_net (net/ipv4/ip_vti.c:517)
[  114.717493][ T2894]  ops_init (net/core/net_namespace.c:137)
[  114.717601][ T2894]  setup_net (net/core/net_namespace.c:446)
[  114.717701][ T2894]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[  114.717837][ T2894]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[  114.717972][ T2894]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[  114.718105][ T2894]  copy_net_ns (net/core/net_namespace.c:579)
[  114.718262][ T2894]  create_new_namespaces (kernel/nsproxy.c:132)
[  114.718409][ T2894]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[  114.718553][ T2894]  ksys_unshare (kernel/fork.c:3243)
[  114.718686][ T2894]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  114.718819][ T2894]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[  114.718953][ T2894]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[  114.719085][ T2894]  ? __ia32_sys_open (fs/open.c:1374)
[  114.719219][ T2894]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[  114.719357][ T2894]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[  114.719498][ T2894]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  114.719629][ T2894]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  114.719761][ T2894]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  114.719894][ T2894]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  114.720082][ T2894] RIP: 0033:0x7ff616fbbbcb
[  114.720219][ T2894] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[  114.720709][ T2894] RSP: 002b:00007ffeac9d2688 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[  114.720906][ T2894] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff616fbbbcb
[  114.721111][ T2894] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  114.721308][ T2894] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  114.721519][ T2894] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffeac9d48b0
[  114.721718][ T2894] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeac9d686d
| [  114.725855][ T2894] ------------[ cut here ]------------
| [  114.725997][ T2894] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2894
| [  114.726255][ T2894] Modules linked in: vxlan
| [  114.727180][ T2894] Tainted: [W]=WARN
[  114.727278][ T2894] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  114.727507][ T2894] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  114.727677][ T2894] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  114.728148][ T2894] RSP: 0018:ffa00000055f7a78 EFLAGS: 00010286
[  114.728313][ T2894] RAX: 00000000ffffffa6 RBX: ff1100001aaf8740 RCX: 1ff4000000abef15
[  114.728569][ T2894] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001aaf87fc
[  114.728763][ T2894] RBP: ff1100001b7bc000 R08: 1fe220000355f101 R09: ff110000175ad180
[  114.728960][ T2894] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  114.729207][ T2894] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001b7bc000
[  114.729465][ T2894] FS:  00007ff616cf9840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  114.729694][ T2894] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  114.729856][ T2894] CR2: 00007ff616efac20 CR3: 000000001a85b005 CR4: 0000000000771ef0
[  114.730059][ T2894] PKRU: 55555554
[  114.730156][ T2894] Call Trace:
[  114.730256][ T2894]  <TASK>
[  114.730380][ T2894]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  114.730518][ T2894]  ? notifier_call_chain (kernel/notifier.c:85)
[  114.730649][ T2894]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  114.730749][ T2894]  register_netdevice (net/core/dev.c:11488)
[  114.730884][ T2894]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[  114.731051][ T2894]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  114.731185][ T2894]  register_netdev (net/core/dev.c:11552)
[  114.731372][ T2894]  vti6_init_net (net/ipv6/ip6_vti.c:1167)
[  114.731512][ T2894]  ops_init (net/core/net_namespace.c:137)
[  114.731613][ T2894]  setup_net (net/core/net_namespace.c:446)
[  114.731712][ T2894]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[  114.731841][ T2894]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[  114.731977][ T2894]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[  114.732110][ T2894]  copy_net_ns (net/core/net_namespace.c:579)
[  114.732243][ T2894]  create_new_namespaces (kernel/nsproxy.c:132)
[  114.732433][ T2894]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[  114.732570][ T2894]  ksys_unshare (kernel/fork.c:3243)
[  114.732700][ T2894]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  114.732832][ T2894]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[  114.732965][ T2894]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[  114.733098][ T2894]  ? __ia32_sys_open (fs/open.c:1374)
[  114.733238][ T2894]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[  114.733425][ T2894]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[  114.733561][ T2894]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  114.733690][ T2894]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  114.733820][ T2894]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  114.733957][ T2894]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  114.734121][ T2894] RIP: 0033:0x7ff616fbbbcb
[  114.734258][ T2894] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[  114.734787][ T2894] RSP: 002b:00007ffeac9d2688 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[  114.734986][ T2894] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff616fbbbcb
[  114.735180][ T2894] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  114.735430][ T2894] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  114.735630][ T2894] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffeac9d48b0
[  114.735824][ T2894] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeac9d686d
| [  114.740178][ T2894] ------------[ cut here ]------------
| [  114.740331][ T2894] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2894
| [  114.740595][ T2894] Modules linked in: vxlan
| [  114.740998][ T2894] Tainted: [W]=WARN
[  114.741095][ T2894] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  114.741256][ T2894] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  114.741430][ T2894] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  114.741892][ T2894] RSP: 0018:ffa00000055f7a68 EFLAGS: 00010286
[  114.742058][ T2894] RAX: 00000000ffffffa6 RBX: ff11000013f6e580 RCX: 1ff4000000abef13
[  114.742252][ T2894] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013f6e63c
[  114.742454][ T2894] RBP: ff1100001b0f1000 R08: 1fe22000027edcc9 R09: ff110000175ad180
[  114.742647][ T2894] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  114.742839][ T2894] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001b0f1000
[  114.743037][ T2894] FS:  00007ff616cf9840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  114.743268][ T2894] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  114.743447][ T2894] CR2: 00005566d8c26e90 CR3: 000000001a85b004 CR4: 0000000000771ef0
[  114.743643][ T2894] PKRU: 55555554
[  114.743738][ T2894] Call Trace:
[  114.743835][ T2894]  <TASK>
[  114.743903][ T2894]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  114.744038][ T2894]  ? notifier_call_chain (kernel/notifier.c:85)
[  114.744167][ T2894]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  114.744264][ T2894]  register_netdevice (net/core/dev.c:11488)
[  114.744403][ T2894]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[  114.744573][ T2894]  register_netdev (net/core/dev.c:11552)
[  114.744702][ T2894]  sit_init_net (net/ipv6/sit.c:1860)
[  114.744831][ T2894]  ops_init (net/core/net_namespace.c:137)
[  114.744933][ T2894]  setup_net (net/core/net_namespace.c:446)
[  114.745034][ T2894]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[  114.745162][ T2894]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[  114.745290][ T2894]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[  114.745425][ T2894]  copy_net_ns (net/core/net_namespace.c:579)
[  114.745561][ T2894]  create_new_namespaces (kernel/nsproxy.c:132)
[  114.745695][ T2894]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[  114.745826][ T2894]  ksys_unshare (kernel/fork.c:3243)
[  114.745955][ T2894]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  114.746084][ T2894]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[  114.746214][ T2894]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[  114.746350][ T2894]  ? __ia32_sys_open (fs/open.c:1374)
[  114.746490][ T2894]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[  114.746618][ T2894]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[  114.746748][ T2894]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  114.746876][ T2894]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  114.747007][ T2894]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  114.747134][ T2894]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  114.747295][ T2894] RIP: 0033:0x7ff616fbbbcb
[  114.747441][ T2894] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[  114.747903][ T2894] RSP: 002b:00007ffeac9d2688 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[  114.748100][ T2894] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff616fbbbcb
[  114.748290][ T2894] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  114.748490][ T2894] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  114.748684][ T2894] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffeac9d48b0
[  114.748873][ T2894] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeac9d686d
| [  114.753472][ T2894] ------------[ cut here ]------------
| [  114.753608][ T2894] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2894
| [  114.753861][ T2894] Modules linked in: vxlan
| [  114.754260][ T2894] Tainted: [W]=WARN
[  114.754366][ T2894] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  114.754538][ T2894] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  114.754706][ T2894] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  114.755168][ T2894] RSP: 0018:ffa00000055f7a78 EFLAGS: 00010286
[  114.755336][ T2894] RAX: 00000000ffffffa6 RBX: ff1100001764d700 RCX: 1ff4000000abef15
[  114.755539][ T2894] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001764d7bc
[  114.755730][ T2894] RBP: ff1100001b784000 R08: 1fe2200002ec9af9 R09: ff110000175ad180
[  114.755920][ T2894] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  114.756119][ T2894] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001b784000
[  114.756312][ T2894] FS:  00007ff616cf9840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  114.756551][ T2894] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  114.756713][ T2894] CR2: 00005566d8c26e90 CR3: 000000001a85b004 CR4: 0000000000771ef0
[  114.756908][ T2894] PKRU: 55555554
[  114.757006][ T2894] Call Trace:
[  114.757101][ T2894]  <TASK>
[  114.757167][ T2894]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  114.757295][ T2894]  ? notifier_call_chain (kernel/notifier.c:85)
[  114.757429][ T2894]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  114.757534][ T2894]  register_netdevice (net/core/dev.c:11488)
[  114.757663][ T2894]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[  114.757828][ T2894]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  114.757958][ T2894]  register_netdev (net/core/dev.c:11552)
[  114.758085][ T2894]  ip6_tnl_init_net (net/ipv6/ip6_tunnel.c:2346)
[  114.758212][ T2894]  ops_init (net/core/net_namespace.c:137)
[  114.758311][ T2894]  setup_net (net/core/net_namespace.c:446)
[  114.758415][ T2894]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[  114.758546][ T2894]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[  114.758677][ T2894]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[  114.758808][ T2894]  copy_net_ns (net/core/net_namespace.c:579)
[  114.758937][ T2894]  create_new_namespaces (kernel/nsproxy.c:132)
[  114.759072][ T2894]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[  114.759201][ T2894]  ksys_unshare (kernel/fork.c:3243)
[  114.759335][ T2894]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  114.759467][ T2894]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[  114.759595][ T2894]  ? __x64_sys_openat (fs/open.c:1370 fs/open.c:1386 fs/open.c:1381 fs/open.c:1381)
[  114.759724][ T2894]  ? __ia32_sys_open (fs/open.c:1374)
[  114.759855][ T2894]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[  114.759984][ T2894]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[  114.760110][ T2894]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  114.760239][ T2894]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  114.760373][ T2894]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  114.760508][ T2894]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  114.760666][ T2894] RIP: 0033:0x7ff616fbbbcb
[  114.760799][ T2894] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[  114.761259][ T2894] RSP: 002b:00007ffeac9d2688 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[  114.761461][ T2894] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff616fbbbcb
[  114.761654][ T2894] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[  114.761844][ T2894] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  114.762037][ T2894] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffeac9d48b0
[  114.762226][ T2894] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeac9d686d
| [  114.795130][ T2895] ------------[ cut here ]------------
| [  114.795276][ T2895] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2895
| [  114.795548][ T2895] Modules linked in: vxlan
| [  114.795935][ T2895] Tainted: [W]=WARN
[  114.796035][ T2895] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  114.796195][ T2895] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  114.796364][ T2895] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  114.796825][ T2895] RSP: 0018:ffa0000005597020 EFLAGS: 00010286
[  114.796986][ T2895] RAX: 00000000ffffffa6 RBX: ff1100001764ce40 RCX: 1ff4000000ab2dca
[  114.797176][ T2895] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001764cefc
[  114.797372][ T2895] RBP: ff11000012989000 R08: 1fe2200002ec99e1 R09: ff110000175aae58
[  114.797569][ T2895] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[  114.797757][ T2895] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  114.797955][ T2895] FS:  00007f21e2b5f840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  114.798184][ T2895] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  114.798350][ T2895] CR2: 000000003b1ff988 CR3: 000000001a84b001 CR4: 0000000000771ef0
[  114.798554][ T2895] PKRU: 55555554
[  114.798649][ T2895] Call Trace:
[  114.798744][ T2895]  <TASK>
[  114.798811][ T2895]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  114.798943][ T2895]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  114.799042][ T2895]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  114.799171][ T2895]  __dev_notify_flags (net/core/dev.c:9787)
[  114.799300][ T2895]  ? netif_change_name (net/core/dev.c:1495)
[  114.799440][ T2895]  ? __dev_change_flags (net/core/dev.c:9752)
[  114.799570][ T2895]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[  114.799697][ T2895]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  114.799826][ T2895]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  114.799959][ T2895]  netif_change_flags (net/core/dev.c:9820)
[  114.800088][ T2895]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  114.800225][ T2895]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[  114.800741][ T2895]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  114.800873][ T2895]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  114.801036][ T2895]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  114.801163][ T2895]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  114.801290][ T2895]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  114.801422][ T2895]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  114.801561][ T2895]  ? __kernel_text_address (kernel/extable.c:79)
[  114.801690][ T2895]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  114.801820][ T2895]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  114.801951][ T2895]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  114.802080][ T2895]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  114.802208][ T2895]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  114.802339][ T2895]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  114.802478][ T2895]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  114.802608][ T2895]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  114.802737][ T2895]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  114.802865][ T2895]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  114.802997][ T2895]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  114.803127][ T2895]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  114.803258][ T2895]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  114.803394][ T2895]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  114.803534][ T2895]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  114.803662][ T2895]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  114.803790][ T2895]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  114.803917][ T2895]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  114.804046][ T2895]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  114.804178][ T2895]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  114.804306][ T2895]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  114.804447][ T2895]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  114.804576][ T2895]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  114.804704][ T2895]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  114.804833][ T2895]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  114.804965][ T2895]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  114.805094][ T2895]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  114.805223][ T2895]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  114.805359][ T2895]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  114.805498][ T2895]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  114.805627][ T2895]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  114.805758][ T2895]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  114.805887][ T2895]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  114.806022][ T2895]  ? 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))
[  114.806156][ T2895]  ? 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))
[  114.806286][ T2895]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  114.806422][ T2895]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  114.806562][ T2895]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  114.806692][ T2895]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  114.806823][ T2895]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  114.806955][ T2895]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  114.807086][ T2895]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  114.807216][ T2895]  ? copy_msghdr_from_user (net/socket.c:2635)
[  114.807350][ T2895]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  114.807513][ T2895]  ? move_addr_to_kernel (net/socket.c:258)
[  114.807643][ T2895]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  114.807773][ T2895]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  114.807904][ T2895]  ___sys_sendmsg (net/socket.c:2752)
[  114.808035][ T2895]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  114.808195][ T2895]  ? copy_msghdr_from_user (net/socket.c:2603)
[  114.808341][ T2895]  __sys_sendmsg (net/socket.c:2784)
[  114.808483][ T2895]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  114.808612][ T2895]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  114.808773][ T2895]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  114.808903][ T2895]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  114.809037][ T2895]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  114.809166][ T2895]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  114.809293][ T2895]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  114.809425][ T2895]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  114.809593][ T2895] RIP: 0033:0x7f21e2d9908e
[  114.809727][ T2895] 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
[  114.810185][ T2895] RSP: 002b:00007ffd96232150 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  114.810385][ T2895] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f21e2d9908e
[  114.810583][ T2895] RDX: 0000000000000000 RSI: 00007ffd96232200 RDI: 0000000000000005
[  114.810775][ T2895] RBP: 00007ffd96232160 R08: 0000000000000000 R09: 0000000000000000
[  114.810968][ T2895] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0eb
[  114.811162][ T2895] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd962328d0
| [  114.964616][ T2898] ------------[ cut here ]------------
| [  114.964777][ T2898] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2898
| [  114.965048][ T2898] Modules linked in: vxlan
| [  114.965469][ T2898] Tainted: [W]=WARN
[  114.965571][ T2898] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  114.965738][ T2898] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  114.965910][ T2898] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  114.966461][ T2898] RSP: 0018:ffa00000057371b0 EFLAGS: 00010286
[  114.966628][ T2898] RAX: 00000000ffffffa6 RBX: ff11000015f8b8c0 RCX: 1ff4000000ae6dfc
[  114.966826][ T2898] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000015f8b97c
[  114.967025][ T2898] RBP: ff1100001beba000 R08: 1fe2200002bf1731 R09: ff1100001955ae80
[  114.967223][ T2898] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  114.967484][ T2898] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab720900
[  114.967680][ T2898] FS:  00007f74d105a840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  114.967911][ T2898] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  114.968082][ T2898] CR2: 00007f74d13c1ee3 CR3: 000000001304a003 CR4: 0000000000771ef0
[  114.968282][ T2898] PKRU: 55555554
[  114.968477][ T2898] Call Trace:
[  114.968650][ T2898]  <TASK>
[  114.968720][ T2898]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  114.968855][ T2898]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  114.968957][ T2898]  __dev_notify_flags (net/core/dev.c:9787)
[  114.969092][ T2898]  ? netif_change_name (net/core/dev.c:1495)
[  114.969226][ T2898]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[  114.969466][ T2898]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[  114.969601][ T2898]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[  114.969732][ T2898]  ? br_dev_newlink (net/bridge/br_netlink.c:1604)
[  114.969870][ T2898]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[  114.970012][ T2898]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  114.970144][ T2898]  ? __dev_get_by_name (net/core/dev.c:883)
[  114.970279][ T2898]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  114.970492][ T2898]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  114.970630][ T2898]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  114.970765][ T2898]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  114.970898][ T2898]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  114.971034][ T2898]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  114.971172][ T2898]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  114.971304][ T2898]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  114.971504][ T2898]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  114.971640][ T2898]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  114.971774][ T2898]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  114.971906][ T2898]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  114.972042][ T2898]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  114.972174][ T2898]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  114.972309][ T2898]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  114.972569][ T2898]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  114.972704][ T2898]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  114.972840][ T2898]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  114.972978][ T2898]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  114.973114][ T2898]  ? 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))
[  114.973250][ T2898]  ? 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))
[  114.973482][ T2898]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  114.973617][ T2898]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  114.973750][ T2898]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  114.973885][ T2898]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  114.974021][ T2898]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  114.974155][ T2898]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  114.974290][ T2898]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  114.974442][ T2898]  ? copy_msghdr_from_user (net/socket.c:2635)
[  114.974575][ T2898]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  114.974738][ T2898]  ? move_addr_to_kernel (net/socket.c:258)
[  114.974876][ T2898]  ___sys_sendmsg (net/socket.c:2752)
[  114.975012][ T2898]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  114.975146][ T2898]  ? copy_msghdr_from_user (net/socket.c:2603)
[  114.975288][ T2898]  ? 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))
[  114.975428][ T2898]  __sys_sendmsg (net/socket.c:2784)
[  114.975569][ T2898]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  114.975705][ T2898]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  114.975839][ T2898]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  114.975977][ T2898]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  114.976112][ T2898]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  114.976245][ T2898]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  114.976383][ T2898]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  114.976553][ T2898] RIP: 0033:0x7f74d129408e
[  114.976691][ T2898] 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
[  114.977174][ T2898] RSP: 002b:00007ffedec3c8a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  114.977379][ T2898] RAX: ffffffffffffffda RBX: 00007ffedec3d048 RCX: 00007f74d129408e
[  114.977582][ T2898] RDX: 0000000000000000 RSI: 00007ffedec3c950 RDI: 0000000000000005
[  114.977783][ T2898] RBP: 00007ffedec3c8b0 R08: 0000000000000000 R09: 0000000000000000
[  114.977988][ T2898] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ec
[  114.978185][ T2898] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffedec3d020
| [  115.012476][ T2899] ------------[ cut here ]------------
| [  115.012626][ T2899] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2899
| [  115.012884][ T2899] Modules linked in: vxlan
| [  115.013275][ T2899] Tainted: [W]=WARN
[  115.013542][ T2899] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.013704][ T2899] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  115.013869][ T2899] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  115.014333][ T2899] RSP: 0018:ffa0000005747020 EFLAGS: 00010286
[  115.014504][ T2899] RAX: 00000000ffffffa6 RBX: ff11000013705000 RCX: 1ff4000000ae8dca
[  115.014698][ T2899] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137050bc
[  115.014887][ T2899] RBP: ff1100001beba000 R08: 1fe22000026e0a19 R09: ff1100001afc5158
[  115.015079][ T2899] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[  115.015271][ T2899] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  115.015477][ T2899] FS:  00007f671f723840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  115.015700][ T2899] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.015860][ T2899] CR2: 0000000009382988 CR3: 00000000139fe005 CR4: 0000000000771ef0
[  115.016054][ T2899] PKRU: 55555554
[  115.016149][ T2899] Call Trace:
[  115.016243][ T2899]  <TASK>
[  115.016312][ T2899]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[  115.016449][ T2899]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  115.016583][ T2899]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  115.016680][ T2899]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  115.016806][ T2899]  __dev_notify_flags (net/core/dev.c:9787)
[  115.016935][ T2899]  ? netif_change_name (net/core/dev.c:1495)
[  115.017066][ T2899]  ? __dev_change_flags (net/core/dev.c:9752)
[  115.017200][ T2899]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[  115.017337][ T2899]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  115.017470][ T2899]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  115.017601][ T2899]  netif_change_flags (net/core/dev.c:9820)
[  115.017729][ T2899]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  115.017855][ T2899]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[  115.017987][ T2899]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  115.018116][ T2899]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  115.018274][ T2899]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  115.018405][ T2899]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  115.018537][ T2899]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  115.018663][ T2899]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  115.018791][ T2899]  ? __kernel_text_address (kernel/extable.c:79)
[  115.018922][ T2899]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  115.019052][ T2899]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.019179][ T2899]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  115.019306][ T2899]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.019446][ T2899]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  115.019573][ T2899]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.019699][ T2899]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.019826][ T2899]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  115.019956][ T2899]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  115.020083][ T2899]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  115.020209][ T2899]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  115.020342][ T2899]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  115.020475][ T2899]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  115.020605][ T2899]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  115.020732][ T2899]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.020858][ T2899]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  115.020992][ T2899]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  115.021118][ T2899]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  115.021242][ T2899]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  115.021378][ T2899]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.021510][ T2899]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  115.021636][ T2899]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  115.021762][ T2899]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  115.021895][ T2899]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  115.022030][ T2899]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  115.022156][ T2899]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  115.022281][ T2899]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  115.022412][ T2899]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  115.022544][ T2899]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.022670][ T2899]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  115.022796][ T2899]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  115.022926][ T2899]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  115.023055][ T2899]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  115.023185][ T2899]  ? 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))
[  115.023311][ T2899]  ? 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))
[  115.023453][ T2899]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  115.023582][ T2899]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  115.023708][ T2899]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  115.023838][ T2899]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  115.023968][ T2899]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  115.024096][ T2899]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  115.024225][ T2899]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  115.024358][ T2899]  ? copy_msghdr_from_user (net/socket.c:2635)
[  115.024490][ T2899]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  115.024644][ T2899]  ? move_addr_to_kernel (net/socket.c:258)
[  115.024770][ T2899]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  115.024897][ T2899]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  115.025027][ T2899]  ___sys_sendmsg (net/socket.c:2752)
[  115.025156][ T2899]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  115.025312][ T2899]  ? copy_msghdr_from_user (net/socket.c:2603)
[  115.025460][ T2899]  __sys_sendmsg (net/socket.c:2784)
[  115.025586][ T2899]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  115.025709][ T2899]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  115.025869][ T2899]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  115.026000][ T2899]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.026127][ T2899]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  115.026253][ T2899]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  115.026387][ T2899]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  115.026520][ T2899]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  115.026676][ T2899] RIP: 0033:0x7f671f95d08e
[  115.026810][ T2899] 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
[  115.027263][ T2899] RSP: 002b:00007ffd4c8af500 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  115.027464][ T2899] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f671f95d08e
[  115.027656][ T2899] RDX: 0000000000000000 RSI: 00007ffd4c8af5b0 RDI: 0000000000000005
[  115.027847][ T2899] RBP: 00007ffd4c8af510 R08: 0000000000000000 R09: 0000000000000000
[  115.028037][ T2899] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ec
[  115.028225][ T2899] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd4c8afc80
| [  115.055116][ T2900] ------------[ cut here ]------------
| [  115.055269][ T2900] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2900
| [  115.055567][ T2900] Modules linked in: vxlan
| [  115.055978][ T2900] Tainted: [W]=WARN
[  115.056084][ T2900] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.056256][ T2900] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  115.056440][ T2900] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  115.056923][ T2900] RSP: 0018:ffa0000005756e30 EFLAGS: 00010286
[  115.057097][ T2900] RAX: 00000000ffffffa6 RBX: ff11000013758740 RCX: 1ff4000000aead8c
[  115.057295][ T2900] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137587fc
[  115.057568][ T2900] RBP: ff1100001b2e4000 R08: 1fe22000026eb101 R09: ff1100001afc0b80
[  115.057770][ T2900] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  115.057977][ T2900] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001344bc04
[  115.058180][ T2900] FS:  00007ff79b247840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  115.058484][ T2900] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.058657][ T2900] CR2: 000000000042ebe0 CR3: 00000000115a9005 CR4: 0000000000771ef0
[  115.058859][ T2900] PKRU: 55555554
[  115.058965][ T2900] Call Trace:
[  115.059064][ T2900]  <TASK>
[  115.059134][ T2900]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[  115.059307][ T2900]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  115.059543][ T2900]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  115.059647][ T2900]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  115.059783][ T2900]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  115.059917][ T2900]  __dev_notify_flags (net/core/dev.c:9787)
[  115.060056][ T2900]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  115.060189][ T2900]  ? netif_change_name (net/core/dev.c:1495)
[  115.060394][ T2900]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[  115.060535][ T2900]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[  115.060671][ T2900]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[  115.060806][ T2900]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  115.060945][ T2900]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[  115.061083][ T2900]  veth_newlink (drivers/net/veth.c:1871)
[  115.061220][ T2900]  ? veth_poll_controller (drivers/net/veth.c:1470)
[  115.061450][ T2900]  ? kasan_save_stack (mm/kasan/common.c:57)
[  115.061586][ T2900]  ? kasan_save_track (mm/kasan/common.c:78)
[  115.061719][ T2900]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  115.061868][ T2900]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[  115.062007][ T2900]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[  115.062142][ T2900]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[  115.062281][ T2900]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[  115.062506][ T2900]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[  115.062644][ T2900]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[  115.062782][ T2900]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  115.062919][ T2900]  ? __dev_get_by_name (net/core/dev.c:883)
[  115.063054][ T2900]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  115.063194][ T2900]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  115.063425][ T2900]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  115.063567][ T2900]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.063700][ T2900]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  115.063835][ T2900]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  115.063973][ T2900]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  115.064107][ T2900]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  115.064251][ T2900]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  115.064476][ T2900]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  115.064620][ T2900]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  115.064755][ T2900]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  115.064890][ T2900]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  115.065026][ T2900]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  115.065163][ T2900]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.065298][ T2900]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  115.065501][ T2900]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  115.065637][ T2900]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  115.065777][ T2900]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  115.065919][ T2900]  ? 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))
[  115.066056][ T2900]  ? 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))
[  115.066194][ T2900]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  115.066360][ T2900]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  115.066503][ T2900]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  115.066642][ T2900]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  115.066779][ T2900]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  115.066919][ T2900]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  115.067058][ T2900]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  115.067196][ T2900]  ? copy_msghdr_from_user (net/socket.c:2635)
[  115.067341][ T2900]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  115.067514][ T2900]  ? move_addr_to_kernel (net/socket.c:258)
[  115.067656][ T2900]  ___sys_sendmsg (net/socket.c:2752)
[  115.067790][ T2900]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  115.067928][ T2900]  ? copy_msghdr_from_user (net/socket.c:2603)
[  115.068077][ T2900]  ? 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))
[  115.068216][ T2900]  __sys_sendmsg (net/socket.c:2784)
[  115.068358][ T2900]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  115.068505][ T2900]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.068649][ T2900]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.068787][ T2900]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  115.068925][ T2900]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  115.069075][ T2900]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  115.069214][ T2900]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  115.069390][ T2900] RIP: 0033:0x7ff79b48108e
[  115.069540][ T2900] 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
[  115.070045][ T2900] RSP: 002b:00007ffd8ae07130 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  115.070254][ T2900] RAX: ffffffffffffffda RBX: 00007ffd8ae078c8 RCX: 00007ff79b48108e
[  115.070470][ T2900] RDX: 0000000000000000 RSI: 00007ffd8ae071e0 RDI: 0000000000000005
[  115.070674][ T2900] RBP: 00007ffd8ae07140 R08: 0000000000000000 R09: 0000000000000000
[  115.070881][ T2900] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ec
[  115.071089][ T2900] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd8ae078a0
| [  115.079007][ T2900] ------------[ cut here ]------------
| [  115.079155][ T2900] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2900
| [  115.079955][ T2900] Modules linked in: vxlan
| [  115.080427][ T2900] Tainted: [W]=WARN
[  115.080537][ T2900] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.080761][ T2900] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  115.080934][ T2900] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  115.081481][ T2900] RSP: 0018:ffa00000057571b0 EFLAGS: 00010286
[  115.081655][ T2900] RAX: 00000000ffffffa6 RBX: ff11000012b0b540 RCX: 1ff4000000aeadfc
[  115.081854][ T2900] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0b5fc
[  115.082053][ T2900] RBP: ff1100001b2e1000 R08: 1fe22000025616c1 R09: ff1100001afc0b80
[  115.082251][ T2900] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  115.082517][ T2900] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab603b20
[  115.082720][ T2900] FS:  00007ff79b247840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  115.082955][ T2900] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.083124][ T2900] CR2: 000000000042ebe0 CR3: 00000000115a9005 CR4: 0000000000771ef0
[  115.083385][ T2900] PKRU: 55555554
[  115.083492][ T2900] Call Trace:
[  115.083592][ T2900]  <TASK>
[  115.083682][ T2900]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  115.083823][ T2900]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  115.083927][ T2900]  __dev_notify_flags (net/core/dev.c:9787)
[  115.084067][ T2900]  ? netif_change_name (net/core/dev.c:1495)
[  115.084203][ T2900]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[  115.084395][ T2900]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[  115.084538][ T2900]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[  115.084675][ T2900]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[  115.084814][ T2900]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  115.084953][ T2900]  ? __dev_get_by_name (net/core/dev.c:883)
[  115.085085][ T2900]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  115.085228][ T2900]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  115.085425][ T2900]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  115.085564][ T2900]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.085699][ T2900]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  115.085832][ T2900]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  115.085970][ T2900]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  115.086104][ T2900]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  115.086247][ T2900]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  115.086450][ T2900]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  115.086588][ T2900]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  115.086723][ T2900]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  115.086857][ T2900]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  115.086999][ T2900]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  115.087133][ T2900]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.087269][ T2900]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  115.087468][ T2900]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  115.087604][ T2900]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  115.087745][ T2900]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  115.087887][ T2900]  ? 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))
[  115.088020][ T2900]  ? 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))
[  115.088156][ T2900]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  115.088289][ T2900]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  115.088487][ T2900]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  115.088714][ T2900]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  115.088850][ T2900]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  115.088990][ T2900]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  115.089126][ T2900]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  115.089262][ T2900]  ? copy_msghdr_from_user (net/socket.c:2635)
[  115.089463][ T2900]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  115.089627][ T2900]  ? move_addr_to_kernel (net/socket.c:258)
[  115.089765][ T2900]  ___sys_sendmsg (net/socket.c:2752)
[  115.089903][ T2900]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  115.090040][ T2900]  ? copy_msghdr_from_user (net/socket.c:2603)
[  115.090186][ T2900]  ? 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))
[  115.090382][ T2900]  __sys_sendmsg (net/socket.c:2784)
[  115.090524][ T2900]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  115.090664][ T2900]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.090802][ T2900]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.091028][ T2900]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  115.091165][ T2900]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  115.091454][ T2900]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  115.091677][ T2900]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  115.092027][ T2900] RIP: 0033:0x7ff79b48108e
[  115.092261][ T2900] 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
[  115.092908][ T2900] RSP: 002b:00007ffd8ae07130 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  115.093202][ T2900] RAX: ffffffffffffffda RBX: 00007ffd8ae078c8 RCX: 00007ff79b48108e
[  115.093561][ T2900] RDX: 0000000000000000 RSI: 00007ffd8ae071e0 RDI: 0000000000000005
[  115.093761][ T2900] RBP: 00007ffd8ae07140 R08: 0000000000000000 R09: 0000000000000000
[  115.093965][ T2900] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ec
[  115.094259][ T2900] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd8ae078a0
| [  115.152389][ T2901] ------------[ cut here ]------------
| [  115.152547][ T2901] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2901
| [  115.152801][ T2901] Modules linked in: vxlan
| [  115.153195][ T2901] Tainted: [W]=WARN
[  115.153292][ T2901] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.153466][ T2901] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  115.153632][ T2901] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  115.154079][ T2901] RSP: 0018:ffa0000005756ff8 EFLAGS: 00010286
[  115.154240][ T2901] RAX: 00000000ffffffa6 RBX: ff11000012b0bc40 RCX: 1ff4000000aeadc5
[  115.154443][ T2901] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0bcfc
[  115.154629][ T2901] RBP: ff1100001b2e1000 R08: 1fe22000025617a1 R09: ff110000159bae58
[  115.154818][ T2901] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  115.155011][ T2901] R13: 0000000000000000 R14: ffa0000005757140 R15: ff1100001a54d1d0
[  115.155200][ T2901] FS:  00007f9efda5b840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  115.155923][ T2901] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.156087][ T2901] CR2: 000055669e9bf130 CR3: 000000001a87f002 CR4: 0000000000771ef0
[  115.156283][ T2901] PKRU: 55555554
[  115.156433][ T2901] Call Trace:
[  115.156534][ T2901]  <TASK>
[  115.156655][ T2901]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[  115.156786][ T2901]  __dev_change_net_namespace (net/core/dev.c:12635)
[  115.156950][ T2901]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  115.157076][ T2901]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  115.157205][ T2901]  ? default_device_exit_batch (net/core/dev.c:13091)
[  115.157418][ T2901]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.157559][ T2901]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  115.157690][ T2901]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  115.157817][ T2901]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  115.157947][ T2901]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[  115.158073][ T2901]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[  115.158200][ T2901]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[  115.158382][ T2901]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  115.158521][ T2901]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  115.158681][ T2901]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  115.158811][ T2901]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  115.158939][ T2901]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  115.159068][ T2901]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  115.159196][ T2901]  ? __kernel_text_address (kernel/extable.c:79)
[  115.159379][ T2901]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  115.159515][ T2901]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.159642][ T2901]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  115.159770][ T2901]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.159898][ T2901]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  115.160029][ T2901]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.160155][ T2901]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.160282][ T2901]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  115.160474][ T2901]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  115.160606][ T2901]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  115.160735][ T2901]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  115.160864][ T2901]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  115.160995][ T2901]  ? nla_get_range_signed (lib/nlattr.c:270)
[  115.161126][ T2901]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  115.161256][ T2901]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  115.161447][ T2901]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.161576][ T2901]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  115.161703][ T2901]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  115.161830][ T2901]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  115.161958][ T2901]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  115.162087][ T2901]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.162213][ T2901]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  115.162400][ T2901]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  115.162538][ T2901]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  115.162667][ T2901]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  115.162792][ T2901]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  115.162921][ T2901]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  115.163049][ T2901]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  115.163180][ T2901]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  115.163313][ T2901]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.163503][ T2901]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  115.163634][ T2901]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  115.163760][ T2901]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  115.163886][ T2901]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  115.164018][ T2901]  ? 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))
[  115.164145][ T2901]  ? 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))
[  115.164275][ T2901]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  115.164468][ T2901]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  115.164597][ T2901]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  115.164727][ T2901]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  115.164856][ T2901]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  115.164987][ T2901]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  115.165117][ T2901]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  115.165244][ T2901]  ? copy_msghdr_from_user (net/socket.c:2635)
[  115.165426][ T2901]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  115.165592][ T2901]  ? move_addr_to_kernel (net/socket.c:258)
[  115.165721][ T2901]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  115.165851][ T2901]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  115.165985][ T2901]  ___sys_sendmsg (net/socket.c:2752)
[  115.166111][ T2901]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  115.166271][ T2901]  ? copy_msghdr_from_user (net/socket.c:2603)
[  115.166477][ T2901]  __sys_sendmsg (net/socket.c:2784)
[  115.166606][ T2901]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  115.166733][ T2901]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  115.166894][ T2901]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  115.167029][ T2901]  ? 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)
[  115.167159][ T2901]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.167291][ T2901]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  115.167480][ T2901]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  115.167609][ T2901]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  115.167737][ T2901]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  115.167895][ T2901] RIP: 0033:0x7f9efdc9508e
[  115.168041][ T2901] 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
[  115.168568][ T2901] RSP: 002b:00007ffe7d4d4070 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  115.168761][ T2901] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9efdc9508e
[  115.168954][ T2901] RDX: 0000000000000000 RSI: 00007ffe7d4d4120 RDI: 0000000000000005
[  115.169146][ T2901] RBP: 00007ffe7d4d4080 R08: 0000000000000000 R09: 0000000000000000
[  115.169393][ T2901] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ec
[  115.169593][ T2901] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe7d4d47e0
| [  115.172595][ T2901] ------------[ cut here ]------------
| [  115.172731][ T2901] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2901
| [  115.172990][ T2901] Modules linked in: vxlan
| [  115.173394][ T2901] Tainted: [W]=WARN
[  115.173500][ T2901] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.173663][ T2901] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  115.173830][ T2901] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  115.174320][ T2901] RSP: 0018:ffa0000005756fc0 EFLAGS: 00010286
[  115.174490][ T2901] RAX: 00000000ffffffa6 RBX: ff11000013f6e040 RCX: 1ff4000000aeadbe
[  115.174682][ T2901] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013f6e0fc
[  115.174881][ T2901] RBP: ff1100001b2e1000 R08: 1fe22000027edc21 R09: ff110000159bae58
[  115.175077][ T2901] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  115.175270][ T2901] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001a54d1d0
[  115.175481][ T2901] FS:  00007f9efda5b840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  115.175714][ T2901] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.175876][ T2901] CR2: 000055669e9bf130 CR3: 000000001a87f002 CR4: 0000000000771ef0
[  115.176077][ T2901] PKRU: 55555554
[  115.176175][ T2901] Call Trace:
[  115.176273][ T2901]  <TASK>
[  115.176349][ T2901]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  115.176484][ T2901]  ? notifier_call_chain (kernel/notifier.c:85)
[  115.176620][ T2901]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  115.176719][ T2901]  __dev_change_net_namespace (net/core/dev.c:12695)
[  115.176880][ T2901]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  115.177014][ T2901]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  115.177145][ T2901]  ? default_device_exit_batch (net/core/dev.c:13091)
[  115.177310][ T2901]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.177451][ T2901]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  115.177586][ T2901]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  115.177720][ T2901]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  115.177851][ T2901]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[  115.177983][ T2901]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[  115.178112][ T2901]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[  115.178245][ T2901]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  115.178382][ T2901]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  115.178552][ T2901]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  115.178681][ T2901]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  115.178810][ T2901]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  115.178937][ T2901]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  115.179070][ T2901]  ? __kernel_text_address (kernel/extable.c:79)
[  115.179198][ T2901]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  115.179338][ T2901]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.179472][ T2901]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  115.179603][ T2901]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.179731][ T2901]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  115.179859][ T2901]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.179992][ T2901]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.180120][ T2901]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  115.180249][ T2901]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  115.180388][ T2901]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  115.180524][ T2901]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  115.180655][ T2901]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  115.180783][ T2901]  ? nla_get_range_signed (lib/nlattr.c:270)
[  115.180914][ T2901]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  115.181047][ T2901]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  115.181178][ T2901]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.181308][ T2901]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  115.181447][ T2901]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  115.181578][ T2901]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  115.181705][ T2901]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  115.181837][ T2901]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.181968][ T2901]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  115.182097][ T2901]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  115.182227][ T2901]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  115.182366][ T2901]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  115.182501][ T2901]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  115.182631][ T2901]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  115.182760][ T2901]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  115.182888][ T2901]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  115.183018][ T2901]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.183146][ T2901]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  115.183275][ T2901]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  115.183414][ T2901]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  115.183552][ T2901]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  115.183684][ T2901]  ? 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))
[  115.183811][ T2901]  ? 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))
[  115.183943][ T2901]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  115.184082][ T2901]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  115.184211][ T2901]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  115.184352][ T2901]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  115.184485][ T2901]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  115.184616][ T2901]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  115.184747][ T2901]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  115.184878][ T2901]  ? copy_msghdr_from_user (net/socket.c:2635)
[  115.185010][ T2901]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  115.185176][ T2901]  ? move_addr_to_kernel (net/socket.c:258)
[  115.185313][ T2901]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  115.185459][ T2901]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  115.185589][ T2901]  ___sys_sendmsg (net/socket.c:2752)
[  115.185717][ T2901]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  115.185876][ T2901]  ? copy_msghdr_from_user (net/socket.c:2603)
[  115.186019][ T2901]  __sys_sendmsg (net/socket.c:2784)
[  115.186149][ T2901]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  115.186278][ T2901]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  115.186455][ T2901]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  115.186587][ T2901]  ? 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)
[  115.186715][ T2901]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.186844][ T2901]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  115.186974][ T2901]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  115.187104][ T2901]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  115.187233][ T2901]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  115.187403][ T2901] RIP: 0033:0x7f9efdc9508e
[  115.187544][ T2901] 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
[  115.188011][ T2901] RSP: 002b:00007ffe7d4d4070 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  115.188207][ T2901] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9efdc9508e
[  115.188403][ T2901] RDX: 0000000000000000 RSI: 00007ffe7d4d4120 RDI: 0000000000000005
[  115.188598][ T2901] RBP: 00007ffe7d4d4080 R08: 0000000000000000 R09: 0000000000000000
[  115.188786][ T2901] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ec
[  115.188983][ T2901] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe7d4d47e0
| [  115.235033][ T2905] ------------[ cut here ]------------
| [  115.235192][ T2905] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2905
| [  115.235454][ T2905] Modules linked in: vxlan
| [  115.235843][ T2905] Tainted: [W]=WARN
[  115.235944][ T2905] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.236105][ T2905] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  115.236279][ T2905] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  115.236736][ T2905] RSP: 0018:ffa0000005756ff8 EFLAGS: 00010286
[  115.236895][ T2905] RAX: 00000000ffffffa6 RBX: ff11000005664e40 RCX: 1ff4000000aeadc5
[  115.237086][ T2905] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005664efc
[  115.237273][ T2905] RBP: ff1100001b2e4000 R08: 1fe2200000acc9e1 R09: ff110000116e5158
[  115.237488][ T2905] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  115.237678][ T2905] R13: 0000000000000000 R14: ffa0000005757140 R15: ff1100001776e350
[  115.237866][ T2905] FS:  00007fd09402e840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  115.238092][ T2905] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.238254][ T2905] CR2: 0000000038bfd988 CR3: 0000000004c57004 CR4: 0000000000771ef0
[  115.238460][ T2905] PKRU: 55555554
[  115.238555][ T2905] Call Trace:
[  115.238652][ T2905]  <TASK>
[  115.238719][ T2905]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[  115.238850][ T2905]  __dev_change_net_namespace (net/core/dev.c:12635)
[  115.239011][ T2905]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  115.239150][ T2905]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  115.239285][ T2905]  ? default_device_exit_batch (net/core/dev.c:13091)
[  115.239455][ T2905]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.239583][ T2905]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  115.239709][ T2905]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  115.239835][ T2905]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  115.239969][ T2905]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[  115.240097][ T2905]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[  115.240229][ T2905]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[  115.240372][ T2905]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  115.240512][ T2905]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  115.240670][ T2905]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  115.240797][ T2905]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  115.240921][ T2905]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  115.241049][ T2905]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  115.241181][ T2905]  ? __kernel_text_address (kernel/extable.c:79)
[  115.241313][ T2905]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  115.241453][ T2905]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.241581][ T2905]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  115.241708][ T2905]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.241837][ T2905]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  115.241965][ T2905]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.242090][ T2905]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.242215][ T2905]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  115.242352][ T2905]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  115.242486][ T2905]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  115.242624][ T2905]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  115.242753][ T2905]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  115.242882][ T2905]  ? nla_get_range_signed (lib/nlattr.c:270)
[  115.243016][ T2905]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  115.243149][ T2905]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  115.243278][ T2905]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.243413][ T2905]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  115.243551][ T2905]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  115.243678][ T2905]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  115.243803][ T2905]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  115.243939][ T2905]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.244073][ T2905]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  115.244204][ T2905]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  115.244345][ T2905]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  115.244479][ T2905]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  115.244608][ T2905]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  115.244736][ T2905]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  115.244863][ T2905]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  115.244995][ T2905]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  115.245123][ T2905]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.245248][ T2905]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  115.245386][ T2905]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  115.245525][ T2905]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  115.245653][ T2905]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  115.245784][ T2905]  ? 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))
[  115.245909][ T2905]  ? 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))
[  115.246040][ T2905]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  115.246169][ T2905]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  115.246296][ T2905]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  115.246430][ T2905]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  115.246566][ T2905]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  115.246694][ T2905]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  115.246821][ T2905]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  115.246958][ T2905]  ? copy_msghdr_from_user (net/socket.c:2635)
[  115.247086][ T2905]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  115.247240][ T2905]  ? move_addr_to_kernel (net/socket.c:258)
[  115.247377][ T2905]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  115.247509][ T2905]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  115.247640][ T2905]  ___sys_sendmsg (net/socket.c:2752)
[  115.247771][ T2905]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  115.247931][ T2905]  ? copy_msghdr_from_user (net/socket.c:2603)
[  115.248073][ T2905]  __sys_sendmsg (net/socket.c:2784)
[  115.248200][ T2905]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  115.248349][ T2905]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  115.248513][ T2905]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  115.248638][ T2905]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.248765][ T2905]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  115.248892][ T2905]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  115.249028][ T2905]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  115.249153][ T2905]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  115.249313][ T2905] RIP: 0033:0x7fd09426808e
[  115.249464][ T2905] 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
[  115.249924][ T2905] RSP: 002b:00007ffe3c2fcfd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  115.250118][ T2905] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd09426808e
[  115.250310][ T2905] RDX: 0000000000000000 RSI: 00007ffe3c2fd080 RDI: 0000000000000005
[  115.250510][ T2905] RBP: 00007ffe3c2fcfe0 R08: 0000000000000000 R09: 0000000000000000
[  115.250701][ T2905] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ec
[  115.250892][ T2905] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3c2fd740
| [  115.253543][ T2905] ------------[ cut here ]------------
| [  115.253681][ T2905] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2905
| [  115.253935][ T2905] Modules linked in: vxlan
| [  115.254610][ T2905] Tainted: [W]=WARN
[  115.254710][ T2905] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.254871][ T2905] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  115.255043][ T2905] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  115.255523][ T2905] RSP: 0018:ffa0000005756fc0 EFLAGS: 00010286
[  115.255689][ T2905] RAX: 00000000ffffffa6 RBX: ff1100001311d8c0 RCX: 1ff4000000aeadbe
[  115.255881][ T2905] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001311d97c
[  115.256075][ T2905] RBP: ff1100001b2e4000 R08: 1fe2200002623b31 R09: ff110000116e5158
[  115.256270][ T2905] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  115.256479][ T2905] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001776e350
[  115.256674][ T2905] FS:  00007fd09402e840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  115.256903][ T2905] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.257069][ T2905] CR2: 0000000038bfd988 CR3: 0000000004c57004 CR4: 0000000000771ef0
[  115.257268][ T2905] PKRU: 55555554
[  115.257381][ T2905] Call Trace:
[  115.257483][ T2905]  <TASK>
[  115.257552][ T2905]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  115.257687][ T2905]  ? notifier_call_chain (kernel/notifier.c:85)
[  115.257823][ T2905]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  115.257921][ T2905]  __dev_change_net_namespace (net/core/dev.c:12695)
[  115.258086][ T2905]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  115.258214][ T2905]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  115.258355][ T2905]  ? default_device_exit_batch (net/core/dev.c:13091)
[  115.258523][ T2905]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.258651][ T2905]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  115.258782][ T2905]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  115.258912][ T2905]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  115.259045][ T2905]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[  115.259180][ T2905]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[  115.259321][ T2905]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[  115.259461][ T2905]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  115.259593][ T2905]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  115.259754][ T2905]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  115.259884][ T2905]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  115.260019][ T2905]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  115.260155][ T2905]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  115.260286][ T2905]  ? __kernel_text_address (kernel/extable.c:79)
[  115.260425][ T2905]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  115.260652][ T2905]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.260866][ T2905]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  115.261082][ T2905]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.261211][ T2905]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  115.261384][ T2905]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.261522][ T2905]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.261656][ T2905]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  115.261784][ T2905]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  115.261917][ T2905]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  115.262050][ T2905]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  115.262182][ T2905]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  115.262465][ T2905]  ? nla_get_range_signed (lib/nlattr.c:270)
[  115.262652][ T2905]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  115.262791][ T2905]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  115.262923][ T2905]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.263053][ T2905]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  115.263183][ T2905]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  115.263313][ T2905]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  115.263503][ T2905]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  115.263637][ T2905]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.263765][ T2905]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  115.263895][ T2905]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  115.264028][ T2905]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  115.264162][ T2905]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  115.264290][ T2905]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  115.264481][ T2905]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  115.264610][ T2905]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  115.264739][ T2905]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  115.264869][ T2905]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.265003][ T2905]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  115.265133][ T2905]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  115.265262][ T2905]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  115.265454][ T2905]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  115.265591][ T2905]  ? 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))
[  115.265721][ T2905]  ? 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))
[  115.265851][ T2905]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  115.265985][ T2905]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  115.266114][ T2905]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  115.266245][ T2905]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  115.266439][ T2905]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  115.266575][ T2905]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  115.266706][ T2905]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  115.266837][ T2905]  ? copy_msghdr_from_user (net/socket.c:2635)
[  115.266969][ T2905]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  115.267130][ T2905]  ? move_addr_to_kernel (net/socket.c:258)
[  115.267261][ T2905]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  115.267456][ T2905]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  115.267589][ T2905]  ___sys_sendmsg (net/socket.c:2752)
[  115.267719][ T2905]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  115.267882][ T2905]  ? copy_msghdr_from_user (net/socket.c:2603)
[  115.268028][ T2905]  __sys_sendmsg (net/socket.c:2784)
[  115.268159][ T2905]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  115.268287][ T2905]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  115.268516][ T2905]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  115.268647][ T2905]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.268781][ T2905]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  115.268913][ T2905]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  115.269048][ T2905]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  115.269181][ T2905]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  115.269616][ T2905] RIP: 0033:0x7fd09426808e
[  115.269753][ T2905] 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
[  115.270221][ T2905] RSP: 002b:00007ffe3c2fcfd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  115.270479][ T2905] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd09426808e
[  115.270673][ T2905] RDX: 0000000000000000 RSI: 00007ffe3c2fd080 RDI: 0000000000000005
[  115.270866][ T2905] RBP: 00007ffe3c2fcfe0 R08: 0000000000000000 R09: 0000000000000000
[  115.271065][ T2905] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ec
[  115.271256][ T2905] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3c2fd740
| [  115.317032][ T2915] ------------[ cut here ]------------
| [  115.317188][ T2915] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2915
| [  115.317470][ T2915] Modules linked in: vxlan
| [  115.317869][ T2915] Tainted: [W]=WARN
[  115.317970][ T2915] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.318128][ T2915] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  115.318296][ T2915] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  115.318774][ T2915] RSP: 0018:ffa0000005727020 EFLAGS: 00010286
[  115.318936][ T2915] RAX: 00000000ffffffa6 RBX: ff1100001af88900 RCX: 1ff4000000ae4dca
[  115.319131][ T2915] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001af889bc
[  115.319329][ T2915] RBP: ff1100001b2e1000 R08: 1fe22000035f1139 R09: ff11000017778b58
[  115.319531][ T2915] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[  115.319722][ T2915] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  115.319915][ T2915] FS:  00007f4e6fe95840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  115.320143][ T2915] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.320309][ T2915] CR2: 0000000016c9f988 CR3: 0000000019de6003 CR4: 0000000000771ef0
[  115.320512][ T2915] PKRU: 55555554
[  115.320609][ T2915] Call Trace:
[  115.320704][ T2915]  <TASK>
[  115.320775][ T2915]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  115.320905][ T2915]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  115.321006][ T2915]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  115.321134][ T2915]  __dev_notify_flags (net/core/dev.c:9787)
[  115.321267][ T2915]  ? netif_change_name (net/core/dev.c:1495)
[  115.321406][ T2915]  ? __dev_change_flags (net/core/dev.c:9752)
[  115.321541][ T2915]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[  115.321668][ T2915]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  115.321795][ T2915]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  115.321925][ T2915]  netif_change_flags (net/core/dev.c:9820)
[  115.322057][ T2915]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  115.322185][ T2915]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[  115.322378][ T2915]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  115.322510][ T2915]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  115.322671][ T2915]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  115.322798][ T2915]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  115.322927][ T2915]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  115.323058][ T2915]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  115.323185][ T2915]  ? __kernel_text_address (kernel/extable.c:79)
[  115.323314][ T2915]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  115.323459][ T2915]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.323590][ T2915]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  115.323717][ T2915]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.323845][ T2915]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  115.323978][ T2915]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.324103][ T2915]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.324231][ T2915]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  115.324365][ T2915]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  115.324503][ T2915]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  115.324630][ T2915]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  115.324759][ T2915]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  115.324896][ T2915]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  115.325037][ T2915]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  115.325168][ T2915]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.325294][ T2915]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  115.325425][ T2915]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  115.325557][ T2915]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  115.325684][ T2915]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  115.325813][ T2915]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.325940][ T2915]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  115.326078][ T2915]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  115.326210][ T2915]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  115.326347][ T2915]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  115.326479][ T2915]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  115.326607][ T2915]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  115.326733][ T2915]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  115.326861][ T2915]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  115.326994][ T2915]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.327124][ T2915]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  115.327253][ T2915]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  115.327387][ T2915]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  115.327521][ T2915]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  115.327653][ T2915]  ? 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))
[  115.327779][ T2915]  ? 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))
[  115.327908][ T2915]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  115.328040][ T2915]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  115.328168][ T2915]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  115.328294][ T2915]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  115.328427][ T2915]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  115.328559][ T2915]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  115.328689][ T2915]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  115.328817][ T2915]  ? copy_msghdr_from_user (net/socket.c:2635)
[  115.328948][ T2915]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  115.329108][ T2915]  ? move_addr_to_kernel (net/socket.c:258)
[  115.329237][ T2915]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  115.329372][ T2915]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  115.329505][ T2915]  ___sys_sendmsg (net/socket.c:2752)
[  115.329634][ T2915]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  115.329792][ T2915]  ? copy_msghdr_from_user (net/socket.c:2603)
[  115.329937][ T2915]  __sys_sendmsg (net/socket.c:2784)
[  115.330068][ T2915]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  115.330193][ T2915]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  115.330358][ T2915]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  115.330492][ T2915]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.330620][ T2915]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  115.330752][ T2915]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  115.330900][ T2915]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  115.331036][ T2915]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  115.331193][ T2915] RIP: 0033:0x7f4e700cf08e
[  115.331331][ T2915] 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
[  115.331792][ T2915] RSP: 002b:00007ffe97d546b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  115.331988][ T2915] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4e700cf08e
[  115.332178][ T2915] RDX: 0000000000000000 RSI: 00007ffe97d54760 RDI: 0000000000000005
[  115.332371][ T2915] RBP: 00007ffe97d546c0 R08: 0000000000000000 R09: 0000000000000000
[  115.332566][ T2915] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ec
[  115.332761][ T2915] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe97d54e30
| [  115.362341][ T2916] ------------[ cut here ]------------
| [  115.362510][ T2916] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2916
| [  115.362774][ T2916] Modules linked in: vxlan
| [  115.363178][ T2916] Tainted: [W]=WARN
[  115.363274][ T2916] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.363452][ T2916] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  115.363622][ T2916] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  115.364075][ T2916] RSP: 0018:ffa00000056a7020 EFLAGS: 00010286
[  115.364238][ T2916] RAX: 00000000ffffffa6 RBX: ff11000012cba900 RCX: 1ff4000000ad4dca
[  115.364443][ T2916] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012cba9bc
[  115.364633][ T2916] RBP: ff1100001b2e4000 R08: 1fe2200002597539 R09: ff1100001777d158
[  115.364822][ T2916] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[  115.365013][ T2916] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  115.365202][ T2916] FS:  00007f204dfc8840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  115.365431][ T2916] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.365597][ T2916] CR2: 000000001cb37988 CR3: 000000001ada2003 CR4: 0000000000771ef0
[  115.365788][ T2916] PKRU: 55555554
[  115.365883][ T2916] Call Trace:
[  115.365980][ T2916]  <TASK>
[  115.366047][ T2916]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  115.366180][ T2916]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  115.366276][ T2916]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  115.366409][ T2916]  __dev_notify_flags (net/core/dev.c:9787)
[  115.366540][ T2916]  ? netif_change_name (net/core/dev.c:1495)
[  115.366666][ T2916]  ? __dev_change_flags (net/core/dev.c:9752)
[  115.366792][ T2916]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[  115.366916][ T2916]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  115.367045][ T2916]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  115.367180][ T2916]  netif_change_flags (net/core/dev.c:9820)
[  115.367308][ T2916]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  115.367446][ T2916]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[  115.367577][ T2916]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  115.367705][ T2916]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  115.367865][ T2916]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  115.367994][ T2916]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  115.368119][ T2916]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  115.368244][ T2916]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  115.368446][ T2916]  ? __kernel_text_address (kernel/extable.c:79)
[  115.368575][ T2916]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  115.368703][ T2916]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.368830][ T2916]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  115.368957][ T2916]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.369084][ T2916]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  115.369210][ T2916]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.369394][ T2916]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.369526][ T2916]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  115.369721][ T2916]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  115.369847][ T2916]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  115.369978][ T2916]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  115.370107][ T2916]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  115.370238][ T2916]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  115.370445][ T2916]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  115.370575][ T2916]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.370700][ T2916]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  115.370826][ T2916]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  115.370954][ T2916]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  115.371081][ T2916]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  115.371211][ T2916]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.371378][ T2916]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  115.371508][ T2916]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  115.371635][ T2916]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  115.371762][ T2916]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  115.371887][ T2916]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  115.372018][ T2916]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  115.372145][ T2916]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  115.372271][ T2916]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  115.372406][ T2916]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.372537][ T2916]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  115.372664][ T2916]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  115.372792][ T2916]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  115.372918][ T2916]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  115.373067][ T2916]  ? 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))
[  115.373194][ T2916]  ? 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))
[  115.373330][ T2916]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  115.373463][ T2916]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  115.373590][ T2916]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  115.373718][ T2916]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  115.373848][ T2916]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  115.373980][ T2916]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  115.374112][ T2916]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  115.374240][ T2916]  ? copy_msghdr_from_user (net/socket.c:2635)
[  115.374373][ T2916]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  115.374536][ T2916]  ? move_addr_to_kernel (net/socket.c:258)
[  115.374664][ T2916]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  115.374790][ T2916]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  115.374920][ T2916]  ___sys_sendmsg (net/socket.c:2752)
[  115.375051][ T2916]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  115.375210][ T2916]  ? copy_msghdr_from_user (net/socket.c:2603)
[  115.375357][ T2916]  __sys_sendmsg (net/socket.c:2784)
[  115.375491][ T2916]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  115.375618][ T2916]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  115.375779][ T2916]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  115.375907][ T2916]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.376041][ T2916]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  115.376168][ T2916]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  115.376297][ T2916]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  115.376431][ T2916]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  115.376595][ T2916] RIP: 0033:0x7f204e20208e
[  115.376731][ T2916] 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
[  115.377196][ T2916] RSP: 002b:00007ffd161d44f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  115.377392][ T2916] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f204e20208e
[  115.377588][ T2916] RDX: 0000000000000000 RSI: 00007ffd161d45a0 RDI: 0000000000000005
[  115.377780][ T2916] RBP: 00007ffd161d4500 R08: 0000000000000000 R09: 0000000000000000
[  115.377979][ T2916] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ec
[  115.378170][ T2916] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd161d4c70
| [  115.380209][  T116] ------------[ cut here ]------------
| [  115.380351][  T116] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 2/116
| [  115.380597][  T116] Modules linked in: vxlan
| [  115.381004][  T116] Tainted: [W]=WARN
[  115.381094][  T116] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.381243][  T116] Workqueue: events_unbound linkwatch_event
[  115.381739][  T116] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  115.381900][  T116] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  115.382347][  T116] RSP: 0018:ffa00000004c79e0 EFLAGS: 00010286
[  115.382505][  T116] RAX: 00000000ffffffa6 RBX: ff11000012cbaac0 RCX: 1ff4000000098f02
[  115.382685][  T116] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012cbab7c
[  115.382863][  T116] RBP: ff1100001b2e4000 R08: 1fe2200002597571 R09: ff110000159bd1a8
[  115.383042][  T116] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  115.383221][  T116] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  115.383406][  T116] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  115.383620][  T116] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.383770][  T116] CR2: 000055a866de1188 CR3: 000000001acfc006 CR4: 0000000000771ef0
[  115.383952][  T116] PKRU: 55555554
[  115.384048][  T116] Call Trace:
[  115.384138][  T116]  <TASK>
[  115.384204][  T116]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  115.384329][  T116]  ? notifier_call_chain (kernel/notifier.c:85)
[  115.384456][  T116]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  115.384550][  T116]  netif_state_change (net/core/dev.c:1605)
[  115.384672][  T116]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[  115.384823][  T116]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[  115.384944][  T116]  __linkwatch_run_queue (net/core/link_watch.c:240)
[  115.385064][  T116]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  115.385186][  T116]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[  115.385306][  T116]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[  115.385437][  T116]  process_one_work (kernel/workqueue.c:3314)
[  115.385562][  T116]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  115.385682][  T116]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.385818][  T116]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  115.385950][  T116]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  115.386070][  T116]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  115.386191][  T116]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  115.386311][  T116]  kthread (kernel/kthread.c:436)
[  115.386407][  T116]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  115.386561][  T116]  ? kthread_affine_node (kernel/kthread.c:378)
[  115.386679][  T116]  ret_from_fork (arch/x86/kernel/process.c:158)
[  115.386798][  T116]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  115.386952][  T116]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  115.387072][  T116]  ? kthread_affine_node (kernel/kthread.c:378)
[  115.387190][  T116]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  115.388925][  T116] ------------[ cut here ]------------
| [  115.389051][  T116] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 2/116
| [  115.389285][  T116] Modules linked in: vxlan
| [  115.389698][  T116] Tainted: [W]=WARN
[  115.389788][  T116] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.389936][  T116] Workqueue: events_unbound linkwatch_event
[  115.390094][  T116] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  115.390250][  T116] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  115.390745][  T116] RSP: 0018:ffa00000004c79e0 EFLAGS: 00010286
[  115.390901][  T116] RAX: 00000000ffffffa6 RBX: ff11000012cba040 RCX: 1ff4000000098f02
[  115.391082][  T116] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012cba0fc
[  115.391261][  T116] RBP: ff1100001b2e1000 R08: 1fe2200002597421 R09: ff110000159bd1a8
[  115.391493][  T116] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  115.391670][  T116] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  115.391853][  T116] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  115.392066][  T116] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.392214][  T116] CR2: 000055a866de1188 CR3: 000000001acfc006 CR4: 0000000000771ef0
[  115.392453][  T116] PKRU: 55555554
[  115.392543][  T116] Call Trace:
[  115.392631][  T116]  <TASK>
[  115.392694][  T116]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  115.392860][  T116]  ? notifier_call_chain (kernel/notifier.c:85)
[  115.392983][  T116]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  115.393074][  T116]  netif_state_change (net/core/dev.c:1605)
[  115.393194][  T116]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[  115.393398][  T116]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[  115.393524][  T116]  __linkwatch_run_queue (net/core/link_watch.c:240)
[  115.393644][  T116]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  115.393766][  T116]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[  115.393885][  T116]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[  115.394010][  T116]  process_one_work (kernel/workqueue.c:3314)
[  115.394134][  T116]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  115.394253][  T116]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.394427][  T116]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  115.394560][  T116]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  115.394679][  T116]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  115.394799][  T116]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  115.394917][  T116]  kthread (kernel/kthread.c:436)
[  115.395009][  T116]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  115.395158][  T116]  ? kthread_affine_node (kernel/kthread.c:378)
[  115.395276][  T116]  ret_from_fork (arch/x86/kernel/process.c:158)
[  115.395454][  T116]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  115.395610][  T116]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  115.395736][  T116]  ? kthread_affine_node (kernel/kthread.c:378)
[  115.395855][  T116]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  115.420465][ T2918] ------------[ cut here ]------------
| [  115.420595][ T2918] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2918
| [  115.420850][ T2918] Modules linked in: vxlan
| [  115.421251][ T2918] Tainted: [W]=WARN
[  115.421354][ T2918] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.421526][ T2918] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  115.421696][ T2918] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  115.422174][ T2918] RSP: 0018:ffa00000056a6ee0 EFLAGS: 00010286
[  115.422348][ T2918] RAX: 00000000ffffffa6 RBX: ff11000010c56580 RCX: 1ff4000000ad4da2
[  115.422544][ T2918] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010c5663c
[  115.422738][ T2918] RBP: ff1100001b2e1000 R08: 1fe220000218acc9 R09: ff11000016de2e58
[  115.422932][ T2918] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  115.423132][ T2918] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  115.423339][ T2918] FS:  00007f762fcaf840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  115.423574][ T2918] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.423737][ T2918] CR2: 0000000002383988 CR3: 00000000168af002 CR4: 0000000000771ef0
[  115.423939][ T2918] PKRU: 55555554
[  115.424040][ T2918] Call Trace:
[  115.424138][ T2918]  <TASK>
[  115.424207][ T2918]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.424346][ T2918]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  115.424480][ T2918]  notifier_call_chain (kernel/notifier.c:85)
[  115.424614][ T2918]  __netdev_upper_dev_link (net/core/dev.c:8931)
[  115.424745][ T2918]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  115.424879][ T2918]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  115.425013][ T2918]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  115.425149][ T2918]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[  115.425281][ T2918]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[  115.425683][ T2918]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[  115.425817][ T2918]  ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:45)
[  115.425951][ T2918]  ? netdev_rx_handler_register (net/core/dev.c:5900)
[  115.426083][ T2918]  br_add_if (net/bridge/br_if.c:619)
[  115.426188][ T2918]  do_set_master (net/core/rtnetlink.c:3011)
[  115.426325][ T2918]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  115.426464][ T2918]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  115.426599][ T2918]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  115.426730][ T2918]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  115.426893][ T2918]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  115.427030][ T2918]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  115.427161][ T2918]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  115.427291][ T2918]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  115.427426][ T2918]  ? __kernel_text_address (kernel/extable.c:79)
[  115.427568][ T2918]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  115.427702][ T2918]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.427836][ T2918]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  115.427971][ T2918]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.428103][ T2918]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  115.428239][ T2918]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.428374][ T2918]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.428510][ T2918]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  115.428643][ T2918]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  115.428774][ T2918]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  115.428911][ T2918]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  115.429046][ T2918]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  115.429177][ T2918]  ? nla_get_range_signed (lib/nlattr.c:270)
[  115.429321][ T2918]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  115.429466][ T2918]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  115.429600][ T2918]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.429729][ T2918]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  115.429859][ T2918]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  115.429995][ T2918]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  115.430129][ T2918]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  115.430261][ T2918]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.430394][ T2918]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  115.430531][ T2918]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  115.430664][ T2918]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  115.430801][ T2918]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  115.430934][ T2918]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  115.431068][ T2918]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  115.431198][ T2918]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  115.431337][ T2918]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  115.431475][ T2918]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.431605][ T2918]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  115.431737][ T2918]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  115.431873][ T2918]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  115.432009][ T2918]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  115.432143][ T2918]  ? 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))
[  115.432274][ T2918]  ? 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))
[  115.432417][ T2918]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  115.432557][ T2918]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  115.432695][ T2918]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  115.432828][ T2918]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  115.432967][ T2918]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  115.433102][ T2918]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  115.433236][ T2918]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  115.433375][ T2918]  ? copy_msghdr_from_user (net/socket.c:2635)
[  115.433512][ T2918]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  115.433674][ T2918]  ? move_addr_to_kernel (net/socket.c:258)
[  115.433811][ T2918]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  115.433943][ T2918]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  115.434082][ T2918]  ___sys_sendmsg (net/socket.c:2752)
[  115.434214][ T2918]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  115.434382][ T2918]  ? copy_msghdr_from_user (net/socket.c:2603)
[  115.434528][ T2918]  __sys_sendmsg (net/socket.c:2784)
[  115.434659][ T2918]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  115.434794][ T2918]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  115.434960][ T2918]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  115.435092][ T2918]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.435224][ T2918]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  115.435360][ T2918]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  115.435495][ T2918]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  115.435625][ T2918]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  115.435790][ T2918] RIP: 0033:0x7f762fee908e
[  115.435928][ T2918] 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
[  115.436405][ T2918] RSP: 002b:00007fff01b35ab0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  115.436608][ T2918] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f762fee908e
[  115.436802][ T2918] RDX: 0000000000000000 RSI: 00007fff01b35b60 RDI: 0000000000000005
[  115.437002][ T2918] RBP: 00007fff01b35ac0 R08: 0000000000000000 R09: 0000000000000000
[  115.437198][ T2918] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ec
[  115.437396][ T2918] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff01b36230
| [  115.439064][ T2918] ------------[ cut here ]------------
| [  115.439195][ T2918] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2918
| [  115.439479][ T2918] Modules linked in: vxlan
| [  115.439893][ T2918] Tainted: [W]=WARN
[  115.440000][ T2918] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.440179][ T2918] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  115.440360][ T2918] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  115.440854][ T2918] RSP: 0018:ffa00000056a6ea0 EFLAGS: 00010286
[  115.441028][ T2918] RAX: 00000000ffffffa6 RBX: ff11000010c56ac0 RCX: 1ff4000000ad4d9a
[  115.441230][ T2918] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010c56b7c
[  115.441448][ T2918] RBP: ff1100001b2e1000 R08: 1fe220000218ad71 R09: ff11000016de2e58
[  115.441652][ T2918] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[  115.441858][ T2918] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000016de8408
[  115.442067][ T2918] FS:  00007f762fcaf840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  115.442310][ T2918] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.442490][ T2918] CR2: 0000000002383988 CR3: 00000000168af002 CR4: 0000000000771ef0
[  115.442695][ T2918] PKRU: 55555554
[  115.442800][ T2918] Call Trace:
[  115.442902][ T2918]  <TASK>
[  115.442976][ T2918]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[  115.443117][ T2918]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  115.443257][ T2918]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  115.443365][ T2918]  __dev_notify_flags (net/core/dev.c:9787)
[  115.443507][ T2918]  ? netdev_notice (net/core/dev.c:13008)
[  115.443646][ T2918]  ? netif_change_name (net/core/dev.c:1495)
[  115.443783][ T2918]  ? dev_get_min_mp_channel_count (./include/net/netdev_lock.h:30 (discriminator 1))
[  115.443957][ T2918]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  115.444097][ T2918]  __dev_set_promiscuity (net/core/dev.c:9630)
[  115.444236][ T2918]  netif_set_promiscuity (net/core/dev.c:9639)
[  115.444377][ T2918]  dev_set_promiscuity (net/core/dev_api.c:288)
[  115.444518][ T2918]  br_port_set_promisc (net/bridge/br_if.c:108)
[  115.444656][ T2918]  br_manage_promisc (net/bridge/br_if.c:174)
[  115.444795][ T2918]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[  115.444933][ T2918]  br_add_if (net/bridge/br_if.c:242 net/bridge/br_if.c:627)
[  115.445043][ T2918]  do_set_master (net/core/rtnetlink.c:3011)
[  115.445180][ T2918]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  115.445324][ T2918]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  115.445472][ T2918]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  115.445611][ T2918]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  115.445780][ T2918]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  115.445915][ T2918]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  115.446058][ T2918]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  115.446194][ T2918]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  115.446338][ T2918]  ? __kernel_text_address (kernel/extable.c:79)
[  115.446479][ T2918]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  115.446617][ T2918]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.446753][ T2918]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  115.446889][ T2918]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.447029][ T2918]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  115.447163][ T2918]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.447301][ T2918]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.447448][ T2918]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  115.447585][ T2918]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  115.447720][ T2918]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  115.447856][ T2918]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  115.447996][ T2918]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  115.448132][ T2918]  ? nla_get_range_signed (lib/nlattr.c:270)
[  115.448271][ T2918]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  115.448417][ T2918]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  115.448563][ T2918]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.448698][ T2918]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  115.448833][ T2918]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  115.448972][ T2918]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  115.449107][ T2918]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  115.449248][ T2918]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.449391][ T2918]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  115.449533][ T2918]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  115.449670][ T2918]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  115.449807][ T2918]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  115.449947][ T2918]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  115.450085][ T2918]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  115.450222][ T2918]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  115.450366][ T2918]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  115.450513][ T2918]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.450649][ T2918]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  115.450785][ T2918]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  115.450924][ T2918]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  115.451064][ T2918]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  115.451204][ T2918]  ? 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))
[  115.451344][ T2918]  ? 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))
[  115.451487][ T2918]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  115.451625][ T2918]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  115.451762][ T2918]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  115.451900][ T2918]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  115.452041][ T2918]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  115.452180][ T2918]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  115.452323][ T2918]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  115.452466][ T2918]  ? copy_msghdr_from_user (net/socket.c:2635)
[  115.452606][ T2918]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  115.452773][ T2918]  ? move_addr_to_kernel (net/socket.c:258)
[  115.452911][ T2918]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  115.453052][ T2918]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  115.453188][ T2918]  ___sys_sendmsg (net/socket.c:2752)
[  115.453328][ T2918]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  115.453504][ T2918]  ? copy_msghdr_from_user (net/socket.c:2603)
[  115.453655][ T2918]  __sys_sendmsg (net/socket.c:2784)
[  115.453792][ T2918]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  115.453927][ T2918]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  115.454103][ T2918]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  115.454241][ T2918]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.454386][ T2918]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  115.454528][ T2918]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  115.454665][ T2918]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  115.454801][ T2918]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  115.454972][ T2918] RIP: 0033:0x7f762fee908e
[  115.455112][ T2918] 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
[  115.455609][ T2918] RSP: 002b:00007fff01b35ab0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  115.455816][ T2918] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f762fee908e
[  115.456029][ T2918] RDX: 0000000000000000 RSI: 00007fff01b35b60 RDI: 0000000000000005
[  115.456233][ T2918] RBP: 00007fff01b35ac0 R08: 0000000000000000 R09: 0000000000000000
[  115.456450][ T2918] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ec
[  115.456658][ T2918] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff01b36230
| [  115.458922][ T2918] ------------[ cut here ]------------
| [  115.459048][ T2918] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2918
| [  115.459301][ T2918] Modules linked in: vxlan
| [  115.459704][ T2918] Tainted: [W]=WARN
[  115.459801][ T2918] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.459972][ T2918] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  115.460140][ T2918] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  115.460611][ T2918] RSP: 0018:ffa00000056a7000 EFLAGS: 00010286
[  115.460780][ T2918] RAX: 00000000ffffffa6 RBX: ff1100001472b8c0 RCX: 1ff4000000ad4dc6
[  115.460976][ T2918] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001472b97c
[  115.461171][ T2918] RBP: ff1100001beba000 R08: 1fe22000028e5731 R09: ff11000016de2e58
[  115.461369][ T2918] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  115.461566][ T2918] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  115.461762][ T2918] FS:  00007f762fcaf840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  115.461988][ T2918] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.462149][ T2918] CR2: 0000000002383988 CR3: 00000000168af002 CR4: 0000000000771ef0
[  115.462348][ T2918] PKRU: 55555554
[  115.462448][ T2918] Call Trace:
[  115.462546][ T2918]  <TASK>
[  115.462612][ T2918]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.462741][ T2918]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  115.462873][ T2918]  notifier_call_chain (kernel/notifier.c:85)
[  115.463007][ T2918]  call_netdevice_notifiers (net/core/dev.c:2287 net/core/dev.c:2301)
[  115.463142][ T2918]  ? __dev_open (./include/net/netdev_lock.h:33)
[  115.463272][ T2918]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[  115.463407][ T2918]  br_add_if (net/bridge/br_if.c:679)
[  115.463519][ T2918]  do_set_master (net/core/rtnetlink.c:3011)
[  115.463648][ T2918]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  115.463777][ T2918]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  115.463907][ T2918]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  115.464039][ T2918]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  115.464197][ T2918]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  115.464329][ T2918]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  115.464465][ T2918]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  115.464610][ T2918]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  115.464739][ T2918]  ? __kernel_text_address (kernel/extable.c:79)
[  115.464868][ T2918]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  115.465001][ T2918]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.465129][ T2918]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  115.465258][ T2918]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.465390][ T2918]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  115.465526][ T2918]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.465653][ T2918]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.465780][ T2918]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  115.465914][ T2918]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  115.466045][ T2918]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  115.466174][ T2918]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  115.466305][ T2918]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  115.466442][ T2918]  ? nla_get_range_signed (lib/nlattr.c:270)
[  115.466577][ T2918]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  115.466707][ T2918]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  115.466837][ T2918]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.466967][ T2918]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  115.467094][ T2918]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  115.467224][ T2918]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  115.467356][ T2918]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  115.467495][ T2918]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.467622][ T2918]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  115.467751][ T2918]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  115.467878][ T2918]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  115.468010][ T2918]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  115.468139][ T2918]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  115.468274][ T2918]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  115.468406][ T2918]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  115.468541][ T2918]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  115.468671][ T2918]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.468797][ T2918]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  115.468925][ T2918]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  115.469056][ T2918]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  115.469185][ T2918]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  115.469322][ T2918]  ? 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))
[  115.469455][ T2918]  ? 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))
[  115.469588][ T2918]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  115.469724][ T2918]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  115.469853][ T2918]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  115.469984][ T2918]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  115.470113][ T2918]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  115.470242][ T2918]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  115.470377][ T2918]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  115.470511][ T2918]  ? copy_msghdr_from_user (net/socket.c:2635)
[  115.470640][ T2918]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  115.470798][ T2918]  ? move_addr_to_kernel (net/socket.c:258)
[  115.470925][ T2918]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  115.471056][ T2918]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  115.471186][ T2918]  ___sys_sendmsg (net/socket.c:2752)
[  115.471312][ T2918]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  115.471481][ T2918]  ? copy_msghdr_from_user (net/socket.c:2603)
[  115.471621][ T2918]  __sys_sendmsg (net/socket.c:2784)
[  115.471748][ T2918]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  115.471875][ T2918]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  115.472039][ T2918]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  115.472168][ T2918]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.472298][ T2918]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  115.472431][ T2918]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  115.472567][ T2918]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  115.472694][ T2918]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  115.472855][ T2918] RIP: 0033:0x7f762fee908e
[  115.472991][ T2918] 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
[  115.473465][ T2918] RSP: 002b:00007fff01b35ab0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  115.473658][ T2918] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f762fee908e
[  115.473850][ T2918] RDX: 0000000000000000 RSI: 00007fff01b35b60 RDI: 0000000000000005
[  115.474045][ T2918] RBP: 00007fff01b35ac0 R08: 0000000000000000 R09: 0000000000000000
[  115.474238][ T2918] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ec
[  115.474445][ T2918] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff01b36230
| [  115.476039][ T2918] ------------[ cut here ]------------
| [  115.476167][ T2918] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2918
| [  115.476425][ T2918] Modules linked in: vxlan
| [  115.476818][ T2918] Tainted: [W]=WARN
[  115.476916][ T2918] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.477081][ T2918] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  115.477250][ T2918] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  115.477721][ T2918] RSP: 0018:ffa00000056a6f78 EFLAGS: 00010286
[  115.477893][ T2918] RAX: 00000000ffffffa6 RBX: ff1100001472b380 RCX: 1ff4000000ad4db5
[  115.478097][ T2918] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001472b43c
[  115.478290][ T2918] RBP: ff1100001beba000 R08: 1fe22000028e5689 R09: ff11000016de2e58
[  115.478492][ T2918] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  115.478683][ T2918] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[  115.478877][ T2918] FS:  00007f762fcaf840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  115.479103][ T2918] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.479264][ T2918] CR2: 0000000002383988 CR3: 00000000168af002 CR4: 0000000000771ef0
[  115.479468][ T2918] PKRU: 55555554
[  115.479564][ T2918] Call Trace:
[  115.479659][ T2918]  <TASK>
[  115.479728][ T2918]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.479857][ T2918]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  115.479987][ T2918]  notifier_call_chain (kernel/notifier.c:85)
[  115.480119][ T2918]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[  115.480282][ T2918]  ? netdev_change_features (net/core/dev.c:11117)
[  115.480422][ T2918]  ? br_opt_toggle (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:767 net/bridge/br.c:391)
[  115.480558][ T2918]  br_add_if (net/bridge/br_if.c:683)
[  115.480659][ T2918]  do_set_master (net/core/rtnetlink.c:3011)
[  115.480787][ T2918]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  115.480917][ T2918]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  115.481051][ T2918]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  115.481183][ T2918]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  115.481349][ T2918]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  115.481489][ T2918]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  115.481622][ T2918]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  115.481750][ T2918]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  115.481880][ T2918]  ? __kernel_text_address (kernel/extable.c:79)
[  115.482013][ T2918]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  115.482144][ T2918]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.482275][ T2918]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  115.482411][ T2918]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.482551][ T2918]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  115.482685][ T2918]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.482820][ T2918]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.482956][ T2918]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  115.483087][ T2918]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  115.483218][ T2918]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  115.483353][ T2918]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  115.483489][ T2918]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  115.483620][ T2918]  ? nla_get_range_signed (lib/nlattr.c:270)
[  115.483757][ T2918]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  115.483889][ T2918]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  115.484022][ T2918]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.484150][ T2918]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  115.484278][ T2918]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  115.484411][ T2918]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  115.484544][ T2918]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  115.484682][ T2918]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.484810][ T2918]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  115.484938][ T2918]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  115.485070][ T2918]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  115.485200][ T2918]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  115.485334][ T2918]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  115.485468][ T2918]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  115.485599][ T2918]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  115.485727][ T2918]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  115.485858][ T2918]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.485987][ T2918]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  115.486117][ T2918]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  115.486246][ T2918]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  115.486382][ T2918]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  115.486522][ T2918]  ? 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))
[  115.486655][ T2918]  ? 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))
[  115.486787][ T2918]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  115.486919][ T2918]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  115.487050][ T2918]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  115.487182][ T2918]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  115.487322][ T2918]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  115.487458][ T2918]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  115.487590][ T2918]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  115.487720][ T2918]  ? copy_msghdr_from_user (net/socket.c:2635)
[  115.487849][ T2918]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  115.488015][ T2918]  ? move_addr_to_kernel (net/socket.c:258)
[  115.488144][ T2918]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  115.488274][ T2918]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  115.488415][ T2918]  ___sys_sendmsg (net/socket.c:2752)
[  115.488554][ T2918]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  115.488721][ T2918]  ? copy_msghdr_from_user (net/socket.c:2603)
[  115.488862][ T2918]  __sys_sendmsg (net/socket.c:2784)
[  115.488995][ T2918]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  115.489123][ T2918]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  115.489291][ T2918]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  115.489426][ T2918]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.489564][ T2918]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  115.489696][ T2918]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  115.489825][ T2918]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  115.489956][ T2918]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  115.490115][ T2918] RIP: 0033:0x7f762fee908e
[  115.490249][ T2918] 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
[  115.490722][ T2918] RSP: 002b:00007fff01b35ab0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  115.490916][ T2918] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f762fee908e
[  115.491112][ T2918] RDX: 0000000000000000 RSI: 00007fff01b35b60 RDI: 0000000000000005
[  115.491312][ T2918] RBP: 00007fff01b35ac0 R08: 0000000000000000 R09: 0000000000000000
[  115.491514][ T2918] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ec
[  115.491707][ T2918] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff01b36230
| [  115.787127][ T2945] ------------[ cut here ]------------
| [  115.787468][ T2945] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2945
| [  115.787979][ T2945] Modules linked in: vxlan
| [  115.788812][ T2945] Tainted: [W]=WARN
[  115.789033][ T2945] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.789385][ T2945] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  115.789749][ T2945] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  115.790633][ T2945] RSP: 0018:ffa0000005867090 EFLAGS: 00010286
[  115.790982][ T2945] RAX: 00000000ffffffa6 RBX: ff11000010b90e40 RCX: 1ff4000000b0cdd8
[  115.791393][ T2945] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010b90efc
[  115.791791][ T2945] RBP: ff1100001b2e4000 R08: 1fe22000021721e1 R09: ff1100001a7e5180
[  115.792180][ T2945] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  115.792597][ T2945] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[  115.792991][ T2945] FS:  00007efede8ba840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  115.793463][ T2945] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.793802][ T2945] CR2: 000000000042e5e0 CR3: 000000001ade6002 CR4: 0000000000771ef0
[  115.794195][ T2945] PKRU: 55555554
[  115.794442][ T2945] Call Trace:
[  115.794666][ T2945]  <TASK>
[  115.794836][ T2945]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.795105][ T2945]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  115.795408][ T2945]  notifier_call_chain (kernel/notifier.c:85)
[  115.795703][ T2945]  __netdev_upper_dev_link (net/core/dev.c:8931)
[  115.795986][ T2945]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  115.796275][ T2945]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[  115.796585][ T2945]  netdev_upper_dev_link (net/core/dev.c:8972)
[  115.796865][ T2945]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[  115.797144][ T2945]  register_vlan_dev (net/8021q/vlan.c:183)
[  115.797451][ T2945]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  115.797735][ T2945]  vlan_newlink (net/8021q/vlan_netlink.c:194)
[  115.798014][ T2945]  ? nla_strscpy (lib/nlattr.c:795)
[  115.798296][ T2945]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[  115.798604][ T2945]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  115.798884][ T2945]  ? __dev_get_by_name (net/core/dev.c:883)
[  115.799152][ T2945]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  115.799469][ T2945]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  115.799759][ T2945]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  115.800039][ T2945]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.800334][ T2945]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  115.800629][ T2945]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  115.800911][ T2945]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  115.801187][ T2945]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  115.801500][ T2945]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  115.801786][ T2945]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  115.802075][ T2945]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  115.802375][ T2945]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  115.802666][ T2945]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  115.802947][ T2945]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  115.803209][ T2945]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.803507][ T2945]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  115.803792][ T2945]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  115.804070][ T2945]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  115.804371][ T2945]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  115.804670][ T2945]  ? 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))
[  115.804948][ T2945]  ? 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))
[  115.805232][ T2945]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  115.805542][ T2945]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  115.805826][ T2945]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  115.806106][ T2945]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  115.806408][ T2945]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  115.806702][ T2945]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  115.806985][ T2945]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  115.807268][ T2945]  ? copy_msghdr_from_user (net/socket.c:2635)
[  115.807576][ T2945]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  115.807911][ T2945]  ? move_addr_to_kernel (net/socket.c:258)
[  115.808177][ T2945]  ___sys_sendmsg (net/socket.c:2752)
[  115.808483][ T2945]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  115.808771][ T2945]  ? copy_msghdr_from_user (net/socket.c:2603)
[  115.809071][ T2945]  ? 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))
[  115.809370][ T2945]  __sys_sendmsg (net/socket.c:2784)
[  115.809662][ T2945]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  115.809948][ T2945]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.810228][ T2945]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.810534][ T2945]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  115.810824][ T2945]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  115.811104][ T2945]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  115.811403][ T2945]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  115.811748][ T2945] RIP: 0033:0x7efedeaf408e
[  115.812040][ T2945] 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
[  115.812924][ T2945] RSP: 002b:00007ffdebab5a40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  115.813333][ T2945] RAX: ffffffffffffffda RBX: 00007ffdebab6200 RCX: 00007efedeaf408e
[  115.813732][ T2945] RDX: 0000000000000000 RSI: 00007ffdebab5af0 RDI: 0000000000000005
[  115.814121][ T2945] RBP: 00007ffdebab5a50 R08: 0000000000000000 R09: 0000000000000000
[  115.814543][ T2945] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ec
[  115.814935][ T2945] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdebab61c0
| [  115.818098][ T2945] ------------[ cut here ]------------
| [  115.818379][ T2945] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2945
| [  115.818862][ T2945] Modules linked in: vxlan
| [  115.819659][ T2945] Tainted: [W]=WARN
[  115.819879][ T2945] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.820208][ T2945] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  115.820572][ T2945] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  115.821418][ T2945] RSP: 0018:ffa00000058671b0 EFLAGS: 00010286
[  115.821764][ T2945] RAX: 00000000ffffffa6 RBX: ff11000010b90040 RCX: 1ff4000000b0cdfc
[  115.822141][ T2945] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010b900fc
[  115.822546][ T2945] RBP: ff1100001adc9000 R08: 1fe2200002172021 R09: ff1100001a7e5180
[  115.822924][ T2945] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  115.823301][ T2945] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab76b3a0
[  115.823714][ T2945] FS:  00007efede8ba840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  115.824154][ T2945] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.824507][ T2945] CR2: 000000000042e5e0 CR3: 000000001ade6002 CR4: 0000000000771ef0
[  115.824890][ T2945] PKRU: 55555554
[  115.825107][ T2945] Call Trace:
[  115.825348][ T2945]  <TASK>
[  115.825526][ T2945]  ? register_vlan_dev (net/8021q/vlan.c:188)
[  115.825797][ T2945]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  115.826072][ T2945]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  115.826361][ T2945]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  115.826593][ T2945]  __dev_notify_flags (net/core/dev.c:9787)
[  115.826867][ T2945]  ? netdev_update_features (net/core/dev.c:11098)
[  115.827124][ T2945]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[  115.827474][ T2945]  ? netif_change_name (net/core/dev.c:1495)
[  115.827749][ T2945]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  115.828021][ T2945]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[  115.828299][ T2945]  ? register_vlan_dev (net/8021q/vlan.c:196)
[  115.828604][ T2945]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  115.828886][ T2945]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[  115.829166][ T2945]  ? nla_strscpy (lib/nlattr.c:795)
[  115.829468][ T2945]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[  115.829749][ T2945]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  115.830023][ T2945]  ? __dev_get_by_name (net/core/dev.c:883)
[  115.830297][ T2945]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  115.830609][ T2945]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  115.830895][ T2945]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  115.831179][ T2945]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.831476][ T2945]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  115.831754][ T2945]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  115.832024][ T2945]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  115.832282][ T2945]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  115.832592][ T2945]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  115.832873][ T2945]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  115.833148][ T2945]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  115.833448][ T2945]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  115.833724][ T2945]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  115.833998][ T2945]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  115.834278][ T2945]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.834576][ T2945]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  115.834856][ T2945]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  115.835127][ T2945]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  115.835419][ T2945]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  115.835715][ T2945]  ? 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))
[  115.835985][ T2945]  ? 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))
[  115.836266][ T2945]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  115.836564][ T2945]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  115.836838][ T2945]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  115.837098][ T2945]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  115.837363][ T2945]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  115.837660][ T2945]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  115.837940][ T2945]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  115.838214][ T2945]  ? copy_msghdr_from_user (net/socket.c:2635)
[  115.838518][ T2945]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  115.838849][ T2945]  ? move_addr_to_kernel (net/socket.c:258)
[  115.839131][ T2945]  ___sys_sendmsg (net/socket.c:2752)
[  115.839427][ T2945]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  115.839717][ T2945]  ? copy_msghdr_from_user (net/socket.c:2603)
[  115.840006][ T2945]  ? 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))
[  115.840286][ T2945]  __sys_sendmsg (net/socket.c:2784)
[  115.840588][ T2945]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  115.840871][ T2945]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.841142][ T2945]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.841445][ T2945]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  115.841719][ T2945]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  115.841992][ T2945]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  115.842262][ T2945]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  115.842610][ T2945] RIP: 0033:0x7efedeaf408e
[  115.842898][ T2945] 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
[  115.843763][ T2945] RSP: 002b:00007ffdebab5a40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  115.844145][ T2945] RAX: ffffffffffffffda RBX: 00007ffdebab6200 RCX: 00007efedeaf408e
[  115.844551][ T2945] RDX: 0000000000000000 RSI: 00007ffdebab5af0 RDI: 0000000000000005
[  115.844930][ T2945] RBP: 00007ffdebab5a50 R08: 0000000000000000 R09: 0000000000000000
[  115.845332][ T2945] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ec
[  115.845722][ T2945] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdebab61c0
| [  115.915797][ T2947] ------------[ cut here ]------------
| [  115.915960][ T2947] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2947
| [  115.916227][ T2947] Modules linked in: vxlan
| [  115.916651][ T2947] Tainted: [W]=WARN
[  115.916751][ T2947] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.916914][ T2947] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  115.917089][ T2947] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  115.917572][ T2947] RSP: 0018:ffa0000005877020 EFLAGS: 00010286
[  115.917738][ T2947] RAX: 00000000ffffffa6 RBX: ff1100001bc9b380 RCX: 1ff4000000b0edca
[  115.917934][ T2947] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001bc9b43c
[  115.918134][ T2947] RBP: ff1100001adc9000 R08: 1fe2200003793689 R09: ff1100001ae12e58
[  115.918330][ T2947] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[  115.918532][ T2947] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  115.918726][ T2947] FS:  00007fb2d6fc9840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  115.918954][ T2947] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.919121][ T2947] CR2: 00000000146df988 CR3: 00000000194e7003 CR4: 0000000000771ef0
[  115.919329][ T2947] PKRU: 55555554
[  115.919429][ T2947] Call Trace:
[  115.919533][ T2947]  <TASK>
[  115.919603][ T2947]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  115.919735][ T2947]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  115.919833][ T2947]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  115.919968][ T2947]  __dev_notify_flags (net/core/dev.c:9787)
[  115.920101][ T2947]  ? netif_change_name (net/core/dev.c:1495)
[  115.920234][ T2947]  ? __dev_change_flags (net/core/dev.c:9752)
[  115.920375][ T2947]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[  115.920512][ T2947]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  115.920641][ T2947]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  115.920772][ T2947]  netif_change_flags (net/core/dev.c:9820)
[  115.920902][ T2947]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  115.921035][ T2947]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[  115.921168][ T2947]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  115.921301][ T2947]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  115.921477][ T2947]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  115.921604][ T2947]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  115.921732][ T2947]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  115.921859][ T2947]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  115.921992][ T2947]  ? __kernel_text_address (kernel/extable.c:79)
[  115.922123][ T2947]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  115.922256][ T2947]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.922391][ T2947]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  115.922529][ T2947]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.922658][ T2947]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  115.922786][ T2947]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.922914][ T2947]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.923046][ T2947]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  115.923180][ T2947]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  115.923310][ T2947]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  115.923531][ T2947]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  115.923661][ T2947]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  115.923792][ T2947]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  115.923925][ T2947]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  115.924060][ T2947]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.924189][ T2947]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  115.924402][ T2947]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  115.924542][ T2947]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  115.924671][ T2947]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  115.924802][ T2947]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.924929][ T2947]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  115.925061][ T2947]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  115.925189][ T2947]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  115.925406][ T2947]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  115.925540][ T2947]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  115.925724][ T2947]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  115.925857][ T2947]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  115.925985][ T2947]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  115.926116][ T2947]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.926248][ T2947]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  115.926446][ T2947]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  115.926581][ T2947]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  115.926713][ T2947]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  115.926844][ T2947]  ? 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))
[  115.926975][ T2947]  ? 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))
[  115.927106][ T2947]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  115.927239][ T2947]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  115.927445][ T2947]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  115.927575][ T2947]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  115.927706][ T2947]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  115.927835][ T2947]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  115.927973][ T2947]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  115.928102][ T2947]  ? copy_msghdr_from_user (net/socket.c:2635)
[  115.928229][ T2947]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  115.928419][ T2947]  ? move_addr_to_kernel (net/socket.c:258)
[  115.928554][ T2947]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  115.928684][ T2947]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  115.928812][ T2947]  ___sys_sendmsg (net/socket.c:2752)
[  115.928941][ T2947]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  115.929103][ T2947]  ? copy_msghdr_from_user (net/socket.c:2603)
[  115.929244][ T2947]  __sys_sendmsg (net/socket.c:2784)
[  115.929379][ T2947]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  115.929509][ T2947]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  115.929679][ T2947]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  115.929809][ T2947]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.929941][ T2947]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  115.930073][ T2947]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  115.930205][ T2947]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  115.930341][ T2947]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  115.930505][ T2947] RIP: 0033:0x7fb2d720308e
[  115.930643][ T2947] 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
[  115.931107][ T2947] RSP: 002b:00007ffdd1ee4000 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  115.931301][ T2947] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb2d720308e
[  115.931510][ T2947] RDX: 0000000000000000 RSI: 00007ffdd1ee40b0 RDI: 0000000000000005
[  115.931704][ T2947] RBP: 00007ffdd1ee4010 R08: 0000000000000000 R09: 0000000000000000
[  115.931901][ T2947] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ed
[  115.932096][ T2947] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdd1ee4780
| [  115.974254][ T2948] ------------[ cut here ]------------
| [  115.974681][ T2948] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2948
| [  115.974968][ T2948] Modules linked in: vxlan
| [  115.975407][ T2948] Tainted: [W]=WARN
[  115.975518][ T2948] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.975691][ T2948] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  115.975873][ T2948] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  115.976381][ T2948] RSP: 0018:ffa0000005816f70 EFLAGS: 00010286
[  115.976563][ T2948] RAX: 00000000ffffffa6 RBX: ff1100001472b000 RCX: 1ff4000000b02db4
[  115.976769][ T2948] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001472b0bc
[  115.976982][ T2948] RBP: ff11000008291000 R08: 1fe22000028e5619 R09: ff1100001ae15180
[  115.977191][ T2948] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  115.977409][ T2948] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  115.977626][ T2948] FS:  00007f3fb8c8b840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  115.977869][ T2948] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.978048][ T2948] CR2: 000000001ae83a28 CR3: 0000000016dbe005 CR4: 0000000000771ef0
[  115.978256][ T2948] PKRU: 55555554
[  115.978365][ T2948] Call Trace:
[  115.978476][ T2948]  <TASK>
[  115.978548][ T2948]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.978689][ T2948]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  115.978829][ T2948]  notifier_call_chain (kernel/notifier.c:85)
[  115.978979][ T2948]  __netdev_upper_dev_link (net/core/dev.c:8931)
[  115.979124][ T2948]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  115.979270][ T2948]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[  115.979420][ T2948]  netdev_upper_dev_link (net/core/dev.c:8972)
[  115.979565][ T2948]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[  115.979705][ T2948] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[  115.979851][ T2948]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[  115.979996][ T2948] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[  115.980138][ T2948]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[  115.980285][ T2948]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[  115.980436][ T2948]  ? nla_strscpy (lib/nlattr.c:795)
[  115.980577][ T2948]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[  115.980716][ T2948]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  115.980853][ T2948]  ? __dev_get_by_name (net/core/dev.c:883)
[  115.980991][ T2948]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  115.981135][ T2948]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  115.981279][ T2948]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  115.981424][ T2948]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.981569][ T2948]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  115.981706][ T2948]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  115.981842][ T2948]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  115.981983][ T2948]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  115.982126][ T2948]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  115.982265][ T2948]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  115.982411][ T2948]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  115.982559][ T2948]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  115.982696][ T2948]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  115.982833][ T2948]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  115.982977][ T2948]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.983114][ T2948]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  115.983254][ T2948]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  115.983403][ T2948]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  115.983549][ T2948]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  115.983691][ T2948]  ? 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))
[  115.983833][ T2948]  ? 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))
[  115.983977][ T2948]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  115.984118][ T2948]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  115.984259][ T2948]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  115.984404][ T2948]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  115.984553][ T2948]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  115.984694][ T2948]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  115.984835][ T2948]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  115.984977][ T2948]  ? copy_msghdr_from_user (net/socket.c:2635)
[  115.985117][ T2948]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  115.985289][ T2948]  ? move_addr_to_kernel (net/socket.c:258)
[  115.985438][ T2948]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  115.985579][ T2948]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  115.985719][ T2948]  ___sys_sendmsg (net/socket.c:2752)
[  115.985856][ T2948]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  115.986031][ T2948]  ? copy_msghdr_from_user (net/socket.c:2603)
[  115.986182][ T2948]  __sys_sendmsg (net/socket.c:2784)
[  115.986325][ T2948]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  115.986469][ T2948]  ? vfs_write (./include/linux/fsnotify.h:96 ./include/linux/fsnotify.h:113 ./include/linux/fsnotify.h:127 ./include/linux/fsnotify.h:116 ./include/linux/fsnotify.h:433 fs/read_write.c:692)
[  115.986612][ T2948]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  115.986754][ T2948]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  115.986894][ T2948]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  115.987038][ T2948]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  115.987178][ T2948]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  115.987324][ T2948]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  115.987503][ T2948] RIP: 0033:0x7f3fb8ec508e
[  115.987649][ T2948] 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
[  115.988146][ T2948] RSP: 002b:00007ffd887840d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  115.988362][ T2948] RAX: ffffffffffffffda RBX: 00007ffd88784878 RCX: 00007f3fb8ec508e
[  115.988576][ T2948] RDX: 0000000000000000 RSI: 00007ffd88784180 RDI: 0000000000000005
[  115.988794][ T2948] RBP: 00007ffd887840e0 R08: 0000000000000000 R09: 0000000000000000
[  115.989006][ T2948] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ed
[  115.989214][ T2948] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd88784850
| [  115.990878][ T2948] ------------[ cut here ]------------
| [  115.991017][ T2948] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2948
| [  115.991286][ T2948] Modules linked in: vxlan
| [  115.991720][ T2948] Tainted: [W]=WARN
[  115.991825][ T2948] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.992003][ T2948] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  115.992182][ T2948] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  115.992686][ T2948] RSP: 0018:ffa0000005816fd0 EFLAGS: 00010286
[  115.992859][ T2948] RAX: 00000000ffffffa6 RBX: ff11000013758e40 RCX: 1ff4000000b02dc0
[  115.993077][ T2948] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013758efc
[  115.993282][ T2948] RBP: ff11000011532000 R08: 1fe22000026eb1e1 R09: ff1100001ae15180
[  115.993502][ T2948] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  115.993710][ T2948] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011532e44
[  115.993923][ T2948] FS:  00007f3fb8c8b840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  115.994169][ T2948] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.994351][ T2948] CR2: 000000001ae83a28 CR3: 0000000016dbe005 CR4: 0000000000771ef0
[  115.994580][ T2948] PKRU: 55555554
[  115.994682][ T2948] Call Trace:
[  115.994786][ T2948]  <TASK>
[  115.994857][ T2948]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  115.995001][ T2948]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  115.995105][ T2948]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  115.995245][ T2948]  __dev_notify_flags (net/core/dev.c:9787)
[  115.995395][ T2948]  ? netif_change_name (net/core/dev.c:1495)
[  115.995540][ T2948]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[  115.995680][ T2948]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[  115.995820][ T2948]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[  115.995962][ T2948] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[  115.996103][ T2948]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[  115.996250][ T2948] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[  115.996398][ T2948]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[  115.996548][ T2948]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[  115.996693][ T2948]  ? nla_strscpy (lib/nlattr.c:795)
[  115.996837][ T2948]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[  115.996981][ T2948]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  115.997119][ T2948]  ? __dev_get_by_name (net/core/dev.c:883)
[  115.997259][ T2948]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  115.997411][ T2948]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  115.997561][ T2948]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  115.997701][ T2948]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.997840][ T2948]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  115.997982][ T2948]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  115.998120][ T2948]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  115.998258][ T2948]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  115.998407][ T2948]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  115.998553][ T2948]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  115.998692][ T2948]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  115.998830][ T2948]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  115.998972][ T2948]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  115.999108][ T2948]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  115.999249][ T2948]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  115.999391][ T2948]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  115.999541][ T2948]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  115.999679][ T2948]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  115.999817][ T2948]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  115.999959][ T2948]  ? 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))
[  116.000097][ T2948]  ? 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))
[  116.000236][ T2948]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  116.000382][ T2948]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  116.000531][ T2948]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  116.000670][ T2948]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  116.000809][ T2948]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  116.000952][ T2948]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  116.001090][ T2948]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  116.001230][ T2948]  ? copy_msghdr_from_user (net/socket.c:2635)
[  116.001374][ T2948]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  116.001551][ T2948]  ? move_addr_to_kernel (net/socket.c:258)
[  116.001694][ T2948]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  116.001832][ T2948]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  116.001976][ T2948]  ___sys_sendmsg (net/socket.c:2752)
[  116.002115][ T2948]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  116.002286][ T2948]  ? copy_msghdr_from_user (net/socket.c:2603)
[  116.002449][ T2948]  __sys_sendmsg (net/socket.c:2784)
[  116.002588][ T2948]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  116.002728][ T2948]  ? vfs_write (./include/linux/fsnotify.h:96 ./include/linux/fsnotify.h:113 ./include/linux/fsnotify.h:127 ./include/linux/fsnotify.h:116 ./include/linux/fsnotify.h:433 fs/read_write.c:692)
[  116.002873][ T2948]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  116.003016][ T2948]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  116.003155][ T2948]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  116.003293][ T2948]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  116.003441][ T2948]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  116.003581][ T2948]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  116.003754][ T2948] RIP: 0033:0x7f3fb8ec508e
[  116.003899][ T2948] 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
[  116.004399][ T2948] RSP: 002b:00007ffd887840d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  116.004616][ T2948] RAX: ffffffffffffffda RBX: 00007ffd88784878 RCX: 00007f3fb8ec508e
[  116.004832][ T2948] RDX: 0000000000000000 RSI: 00007ffd88784180 RDI: 0000000000000005
[  116.005040][ T2948] RBP: 00007ffd887840e0 R08: 0000000000000000 R09: 0000000000000000
[  116.005246][ T2948] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ed
[  116.005463][ T2948] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd88784850
| [  116.041181][ T2949] ------------[ cut here ]------------
| [  116.041346][ T2949] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2949
| [  116.041622][ T2949] Modules linked in: vxlan
| [  116.042022][ T2949] Tainted: [W]=WARN
[  116.042121][ T2949] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  116.042285][ T2949] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  116.042468][ T2949] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  116.042920][ T2949] RSP: 0018:ffa0000005887150 EFLAGS: 00010286
[  116.043089][ T2949] RAX: 00000000ffffffa6 RBX: ff110000137598c0 RCX: 1ff4000000b10df0
[  116.043280][ T2949] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001375997c
[  116.043496][ T2949] RBP: ff1100001beba000 R08: 1fe22000026eb331 R09: ff110000175e5158
[  116.043689][ T2949] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  116.043880][ T2949] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000143974c0
[  116.044075][ T2949] FS:  00007fe569c17840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  116.044306][ T2949] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  116.044481][ T2949] CR2: 00000000004ec910 CR3: 000000001abef001 CR4: 0000000000771ef0
[  116.044675][ T2949] PKRU: 55555554
[  116.044771][ T2949] Call Trace:
[  116.044866][ T2949]  <TASK>
[  116.044934][ T2949]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  116.045067][ T2949]  ? notifier_call_chain (kernel/notifier.c:85)
[  116.045200][ T2949]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  116.045298][ T2949]  netif_state_change (net/core/dev.c:1605)
[  116.045443][ T2949]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[  116.045605][ T2949]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6))
[  116.045765][ T2949]  linkwatch_sync_dev (net/core/link_watch.c:295)
[  116.045894][ T2949]  rtnl_getlink (net/core/rtnetlink.c:4273)
[  116.046033][ T2949]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  116.046161][ T2949]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  116.046287][ T2949]  ? rtnl_dump_ifinfo (./include/net/netlink.h:1236)
[  116.046421][ T2949]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  116.046555][ T2949]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  116.046682][ T2949]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  116.046829][ T2949]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  116.046962][ T2949]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  116.047090][ T2949]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  116.047217][ T2949]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  116.047351][ T2949]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  116.047490][ T2949]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  116.047619][ T2949]  ? rtnl_dump_ifinfo (./include/net/netlink.h:1236)
[  116.047748][ T2949]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  116.047875][ T2949]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  116.048006][ T2949]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  116.048134][ T2949]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  116.048263][ T2949]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  116.048490][ T2949]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  116.048625][ T2949]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  116.048753][ T2949]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  116.048881][ T2949]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  116.049017][ T2949]  ? 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))
[  116.049144][ T2949]  ? 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))
[  116.049273][ T2949]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  116.049493][ T2949]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  116.049621][ T2949]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  116.049749][ T2949]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  116.049883][ T2949]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  116.050015][ T2949]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  116.050145][ T2949]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  116.050276][ T2949]  ? copy_msghdr_from_user (net/socket.c:2635)
[  116.050501][ T2949]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  116.050663][ T2949]  ? move_addr_to_kernel (net/socket.c:258)
[  116.050791][ T2949]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  116.050920][ T2949]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  116.051082][ T2949]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  116.051211][ T2949]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  116.051457][ T2949]  ___sys_sendmsg (net/socket.c:2752)
[  116.051589][ T2949]  ? copy_msghdr_from_user (net/socket.c:2603)
[  116.051716][ T2949]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  116.051852][ T2949]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[  116.051983][ T2949]  ? do_getsockname (net/socket.c:2192)
[  116.052119][ T2949]  __sys_sendmsg (net/socket.c:2784)
[  116.052247][ T2949]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  116.052461][ T2949]  ? __sys_getsockname (net/socket.c:2210)
[  116.052589][ T2949]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  116.052726][ T2949]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  116.052854][ T2949]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  116.052985][ T2949]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  116.053115][ T2949]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  116.053276][ T2949] RIP: 0033:0x7fe569e5108e
[  116.053417][ T2949] 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
[  116.053887][ T2949] RSP: 002b:00007ffd1c7b6f00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  116.054080][ T2949] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe569e5108e
[  116.054278][ T2949] RDX: 0000000000000000 RSI: 00007ffd1c7b6fb0 RDI: 0000000000000006
[  116.054485][ T2949] RBP: 00007ffd1c7b6f10 R08: 0000000000000000 R09: 0000000000000000
[  116.054676][ T2949] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ed
[  116.054867][ T2949] R13: 00007ffd1c7b7060 R14: 00007ffd1c7b8ca8 R15: 00000000fffffff5
| [  116.058437][ T2949] ------------[ cut here ]------------
| [  116.058571][ T2949] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2949
| [  116.058830][ T2949] Modules linked in: vxlan
| [  116.059236][ T2949] Tainted: [W]=WARN
[  116.059343][ T2949] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  116.059518][ T2949] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  116.059698][ T2949] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  116.060169][ T2949] RSP: 0018:ffa0000005886ee0 EFLAGS: 00010286
[  116.060341][ T2949] RAX: 00000000ffffffa6 RBX: ff110000136403c0 RCX: 1ff4000000b10da2
[  116.060545][ T2949] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001364047c
[  116.060741][ T2949] RBP: ff11000011532000 R08: 1fe22000026c8091 R09: ff110000175e5158
[  116.060936][ T2949] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  116.061134][ T2949] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  116.061333][ T2949] FS:  00007fe569c17840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  116.061570][ T2949] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  116.061736][ T2949] CR2: 0000000029f5b988 CR3: 000000001abef001 CR4: 0000000000771ef0
[  116.061935][ T2949] PKRU: 55555554
[  116.062038][ T2949] Call Trace:
[  116.062137][ T2949]  <TASK>
[  116.062207][ T2949]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  116.062354][ T2949]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  116.062491][ T2949]  notifier_call_chain (kernel/notifier.c:85)
[  116.062625][ T2949]  __netdev_upper_dev_link (net/core/dev.c:8931)
[  116.062757][ T2949]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  116.062890][ T2949]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  116.063025][ T2949]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  116.063161][ T2949]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[  116.063294][ T2949]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[  116.063428][ T2949]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[  116.063566][ T2949]  ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:45)
[  116.063699][ T2949]  ? netdev_rx_handler_register (net/core/dev.c:5900)
[  116.063830][ T2949]  br_add_if (net/bridge/br_if.c:619)
[  116.063935][ T2949]  do_set_master (net/core/rtnetlink.c:3011)
[  116.064070][ T2949]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  116.064205][ T2949]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  116.064348][ T2949]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  116.064487][ T2949]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  116.064650][ T2949]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  116.064781][ T2949]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  116.064910][ T2949]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  116.065044][ T2949]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  116.065179][ T2949]  ? __kernel_text_address (kernel/extable.c:79)
[  116.065313][ T2949]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  116.065456][ T2949]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  116.065585][ T2949]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  116.065715][ T2949]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  116.065846][ T2949]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  116.065983][ T2949]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  116.066116][ T2949]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  116.066247][ T2949]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  116.066385][ T2949]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  116.066528][ T2949]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  116.066666][ T2949]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  116.066798][ T2949]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  116.066929][ T2949]  ? nla_get_range_signed (lib/nlattr.c:270)
[  116.067066][ T2949]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  116.067205][ T2949]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  116.067347][ T2949]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  116.067483][ T2949]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  116.067612][ T2949]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  116.067742][ T2949]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  116.067880][ T2949]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  116.068016][ T2949]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  116.068149][ T2949]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  116.068280][ T2949]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  116.068418][ T2949]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  116.068556][ T2949]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  116.068687][ T2949]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  116.068817][ T2949]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  116.068950][ T2949]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  116.069082][ T2949]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  116.069219][ T2949]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  116.069356][ T2949]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  116.069491][ T2949]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  116.069624][ T2949]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  116.069756][ T2949]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  116.069891][ T2949]  ? 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))
[  116.070023][ T2949]  ? 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))
[  116.070156][ T2949]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  116.070288][ T2949]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  116.070424][ T2949]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  116.070564][ T2949]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  116.070697][ T2949]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  116.070830][ T2949]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  116.070966][ T2949]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  116.071103][ T2949]  ? copy_msghdr_from_user (net/socket.c:2635)
[  116.071236][ T2949]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  116.071405][ T2949]  ? move_addr_to_kernel (net/socket.c:258)
[  116.071541][ T2949]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  116.071672][ T2949]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  116.071807][ T2949]  ___sys_sendmsg (net/socket.c:2752)
[  116.071936][ T2949]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  116.072105][ T2949]  ? copy_msghdr_from_user (net/socket.c:2603)
[  116.072253][ T2949]  __sys_sendmsg (net/socket.c:2784)
[  116.072389][ T2949]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  116.072527][ T2949]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  116.072693][ T2949]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  116.072829][ T2949]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  116.072963][ T2949]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  116.073099][ T2949]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  116.073231][ T2949]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  116.073370][ T2949]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  116.073538][ T2949] RIP: 0033:0x7fe569e5108e
[  116.073673][ T2949] 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
[  116.074138][ T2949] RSP: 002b:00007ffd1c7b8510 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  116.074345][ T2949] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe569e5108e
[  116.074544][ T2949] RDX: 0000000000000000 RSI: 00007ffd1c7b85c0 RDI: 0000000000000005
[  116.074740][ T2949] RBP: 00007ffd1c7b8520 R08: 0000000000000000 R09: 0000000000000000
[  116.074935][ T2949] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ed
[  116.075137][ T2949] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1c7b8c90
| [  116.076800][ T2949] ------------[ cut here ]------------
| [  116.076932][ T2949] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2949
| [  116.077202][ T2949] Modules linked in: vxlan
| [  116.077622][ T2949] Tainted: [W]=WARN
[  116.077724][ T2949] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  116.077893][ T2949] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  116.078071][ T2949] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  116.078566][ T2949] RSP: 0018:ffa0000005886ea0 EFLAGS: 00010286
[  116.078739][ T2949] RAX: 00000000ffffffa6 RBX: ff11000013640200 RCX: 1ff4000000b10d9a
[  116.078941][ T2949] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000136402bc
[  116.079147][ T2949] RBP: ff11000011532000 R08: 1fe22000026c8059 R09: ff110000175e5158
[  116.079354][ T2949] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000100
[  116.079563][ T2949] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015ab1c08
[  116.079771][ T2949] FS:  00007fe569c17840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  116.080010][ T2949] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  116.080181][ T2949] CR2: 0000000029f5b988 CR3: 000000001abef001 CR4: 0000000000771ef0
[  116.080391][ T2949] PKRU: 55555554
[  116.080498][ T2949] Call Trace:
[  116.080599][ T2949]  <TASK>
[  116.080670][ T2949]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  116.080807][ T2949]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  116.080912][ T2949]  __dev_notify_flags (net/core/dev.c:9787)
[  116.081052][ T2949]  ? netdev_notice (net/core/dev.c:13008)
[  116.081193][ T2949]  ? netif_change_name (net/core/dev.c:1495)
[  116.081334][ T2949]  ? dev_get_min_mp_channel_count (./include/net/netdev_lock.h:30 (discriminator 1))
[  116.081516][ T2949]  ? netif_disable_lro (net/core/dev.c:11098 net/core/dev.c:1830)
[  116.081652][ T2949]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  116.081791][ T2949]  __dev_set_promiscuity (net/core/dev.c:9630)
[  116.081927][ T2949]  netif_set_promiscuity (net/core/dev.c:9639)
[  116.082067][ T2949]  dev_set_promiscuity (net/core/dev_api.c:288)
[  116.082205][ T2949]  br_port_set_promisc (net/bridge/br_if.c:108)
[  116.082347][ T2949]  br_manage_promisc (net/bridge/br_if.c:174)
[  116.082493][ T2949]  br_add_if (net/bridge/br_if.c:242 net/bridge/br_if.c:627)
[  116.082599][ T2949]  do_set_master (net/core/rtnetlink.c:3011)
[  116.082735][ T2949]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  116.082874][ T2949]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  116.083022][ T2949]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  116.083160][ T2949]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  116.083333][ T2949]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  116.083476][ T2949]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  116.083613][ T2949]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  116.083749][ T2949]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  116.083885][ T2949]  ? __kernel_text_address (kernel/extable.c:79)
[  116.084023][ T2949]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  116.084163][ T2949]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  116.084299][ T2949]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  116.084448][ T2949]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  116.084586][ T2949]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  116.084722][ T2949]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  116.084859][ T2949]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  116.084999][ T2949]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  116.085136][ T2949]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  116.085274][ T2949]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  116.085416][ T2949]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  116.085561][ T2949]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  116.085695][ T2949]  ? nla_get_range_signed (lib/nlattr.c:270)
[  116.085835][ T2949]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  116.085979][ T2949]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  116.086117][ T2949]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  116.086252][ T2949]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  116.086394][ T2949]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  116.086537][ T2949]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  116.086674][ T2949]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  116.086813][ T2949]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  116.086953][ T2949]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  116.087091][ T2949]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  116.087229][ T2949]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  116.087372][ T2949]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  116.087513][ T2949]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  116.087653][ T2949]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  116.087789][ T2949]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  116.087925][ T2949]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  116.088067][ T2949]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  116.088205][ T2949]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  116.088349][ T2949]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  116.088490][ T2949]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  116.088627][ T2949]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  116.088770][ T2949]  ? 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))
[  116.088905][ T2949]  ? 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))
[  116.089047][ T2949]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  116.089185][ T2949]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  116.089327][ T2949]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  116.089471][ T2949]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  116.089609][ T2949]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  116.089747][ T2949]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  116.089888][ T2949]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  116.090027][ T2949]  ? copy_msghdr_from_user (net/socket.c:2635)
[  116.090166][ T2949]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  116.090343][ T2949]  ? move_addr_to_kernel (net/socket.c:258)
[  116.090483][ T2949]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  116.090620][ T2949]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  116.090763][ T2949]  ___sys_sendmsg (net/socket.c:2752)
[  116.090900][ T2949]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  116.091072][ T2949]  ? copy_msghdr_from_user (net/socket.c:2603)
[  116.091223][ T2949]  __sys_sendmsg (net/socket.c:2784)
[  116.091364][ T2949]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  116.091507][ T2949]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  116.091684][ T2949]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  116.091822][ T2949]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  116.091966][ T2949]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  116.092105][ T2949]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  116.092243][ T2949]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  116.092386][ T2949]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  116.092562][ T2949] RIP: 0033:0x7fe569e5108e
[  116.092706][ T2949] 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
[  116.093194][ T2949] RSP: 002b:00007ffd1c7b8510 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  116.093403][ T2949] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe569e5108e
[  116.093611][ T2949] RDX: 0000000000000000 RSI: 00007ffd1c7b85c0 RDI: 0000000000000005
[  116.093816][ T2949] RBP: 00007ffd1c7b8520 R08: 0000000000000000 R09: 0000000000000000
[  116.094027][ T2949] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ed
[  116.094228][ T2949] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1c7b8c90
| [  116.101469][ T2949] ------------[ cut here ]------------
| [  116.101605][ T2949] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2949
| [  116.101855][ T2949] Modules linked in: vxlan
| [  116.102247][ T2949] Tainted: [W]=WARN
[  116.102750][ T2949] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  116.102915][ T2949] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  116.103084][ T2949] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  116.103557][ T2949] RSP: 0018:ffa0000005887000 EFLAGS: 00010286
[  116.103719][ T2949] RAX: 00000000ffffffa6 RBX: ff1100001ad5ae40 RCX: 1ff4000000b10dc6
[  116.103910][ T2949] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001ad5aefc
[  116.104105][ T2949] RBP: ff1100001beba000 R08: 1fe22000035ab5e1 R09: ff110000175e5158
[  116.104294][ T2949] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  116.104496][ T2949] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  116.104687][ T2949] FS:  00007fe569c17840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  116.104911][ T2949] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  116.105076][ T2949] CR2: 0000000029f5b988 CR3: 000000001abef001 CR4: 0000000000771ef0
[  116.105271][ T2949] PKRU: 55555554
[  116.105372][ T2949] Call Trace:
[  116.105473][ T2949]  <TASK>
[  116.105539][ T2949]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  116.105667][ T2949]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  116.105795][ T2949]  notifier_call_chain (kernel/notifier.c:85)
[  116.105926][ T2949]  call_netdevice_notifiers (net/core/dev.c:2287 net/core/dev.c:2301)
[  116.106058][ T2949]  ? __dev_open (./include/net/netdev_lock.h:33)
[  116.106186][ T2949]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[  116.106321][ T2949]  br_add_if (net/bridge/br_if.c:679)
[  116.106422][ T2949]  do_set_master (net/core/rtnetlink.c:3011)
[  116.106557][ T2949]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  116.106685][ T2949]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  116.106814][ T2949]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  116.106946][ T2949]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  116.107105][ T2949]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  116.107238][ T2949]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  116.107370][ T2949]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  116.107503][ T2949]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  116.107631][ T2949]  ? __kernel_text_address (kernel/extable.c:79)
[  116.107758][ T2949]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  116.107887][ T2949]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  116.108016][ T2949]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  116.108148][ T2949]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  116.108277][ T2949]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  116.108411][ T2949]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  116.108543][ T2949]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  116.108671][ T2949]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  116.108799][ T2949]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  116.108927][ T2949]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  116.109060][ T2949]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  116.109199][ T2949]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  116.109331][ T2949]  ? nla_get_range_signed (lib/nlattr.c:270)
[  116.109471][ T2949]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  116.109605][ T2949]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  116.109735][ T2949]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  116.109862][ T2949]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  116.109995][ T2949]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  116.110126][ T2949]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  116.110255][ T2949]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  116.110395][ T2949]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  116.110527][ T2949]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  116.110657][ T2949]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  116.110790][ T2949]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  116.110919][ T2949]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  116.111052][ T2949]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  116.111190][ T2949]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  116.111324][ T2949]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  116.111461][ T2949]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  116.111592][ T2949]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  116.111721][ T2949]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  116.111851][ T2949]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  116.111982][ T2949]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  116.112113][ T2949]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  116.112247][ T2949]  ? 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))
[  116.112381][ T2949]  ? 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))
[  116.112519][ T2949]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  116.112653][ T2949]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  116.112784][ T2949]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  116.112913][ T2949]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  116.113045][ T2949]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  116.113179][ T2949]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  116.113311][ T2949]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  116.113459][ T2949]  ? copy_msghdr_from_user (net/socket.c:2635)
[  116.113594][ T2949]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  116.113755][ T2949]  ? move_addr_to_kernel (net/socket.c:258)
[  116.113884][ T2949]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  116.114016][ T2949]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  116.114148][ T2949]  ___sys_sendmsg (net/socket.c:2752)
[  116.114277][ T2949]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  116.114448][ T2949]  ? copy_msghdr_from_user (net/socket.c:2603)
[  116.114591][ T2949]  __sys_sendmsg (net/socket.c:2784)
[  116.114720][ T2949]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  116.114848][ T2949]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  116.115013][ T2949]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  116.115145][ T2949]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  116.115276][ T2949]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  116.115412][ T2949]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  116.115549][ T2949]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  116.115679][ T2949]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  116.115840][ T2949] RIP: 0033:0x7fe569e5108e
[  116.115978][ T2949] 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
[  116.116459][ T2949] RSP: 002b:00007ffd1c7b8510 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  116.116654][ T2949] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe569e5108e
[  116.116862][ T2949] RDX: 0000000000000000 RSI: 00007ffd1c7b85c0 RDI: 0000000000000005
[  116.117062][ T2949] RBP: 00007ffd1c7b8520 R08: 0000000000000000 R09: 0000000000000000
[  116.117255][ T2949] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ed
[  116.117463][ T2949] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1c7b8c90
| [  116.119111][ T2949] ------------[ cut here ]------------
| [  116.119243][ T2949] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2949
| [  116.119514][ T2949] Modules linked in: vxlan
| [  116.119917][ T2949] Tainted: [W]=WARN
[  116.120020][ T2949] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  116.120188][ T2949] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  116.120366][ T2949] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  116.120850][ T2949] RSP: 0018:ffa0000005886e20 EFLAGS: 00010286
[  116.121019][ T2949] RAX: 00000000ffffffa6 RBX: ff1100001ad5b380 RCX: 1ff4000000b10d8a
[  116.121225][ T2949] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001ad5b43c
[  116.121427][ T2949] RBP: ff1100001beba000 R08: 1fe22000035ab689 R09: ff110000175e5158
[  116.121633][ T2949] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  116.121832][ T2949] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  116.122040][ T2949] FS:  00007fe569c17840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  116.122280][ T2949] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  116.122460][ T2949] CR2: 0000000029f5b988 CR3: 000000001abef001 CR4: 0000000000771ef0
[  116.122662][ T2949] PKRU: 55555554
[  116.122769][ T2949] Call Trace:
[  116.122869][ T2949]  <TASK>
[  116.122938][ T2949]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  116.123078][ T2949]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  116.123214][ T2949]  notifier_call_chain (kernel/notifier.c:85)
[  116.123354][ T2949]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[  116.123492][ T2949]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[  116.123629][ T2949]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  116.123762][ T2949]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  116.123895][ T2949]  netif_set_mtu (net/core/dev.c:9910)
[  116.124032][ T2949]  ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2))
[  116.124171][ T2949]  dev_set_mtu (net/core/dev_api.c:249)
[  116.124273][ T2949]  br_mtu_auto_adjust (net/bridge/br_if.c:525 (discriminator 1) net/bridge/br_if.c:514 (discriminator 1))
[  116.124411][ T2949]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[  116.124552][ T2949]  br_add_if (net/bridge/br_if.c:681)
[  116.124656][ T2949]  do_set_master (net/core/rtnetlink.c:3011)
[  116.124790][ T2949]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  116.124925][ T2949]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  116.125064][ T2949]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  116.125198][ T2949]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  116.125369][ T2949]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  116.125509][ T2949]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  116.125643][ T2949]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  116.125781][ T2949]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  116.125915][ T2949]  ? __kernel_text_address (kernel/extable.c:79)
[  116.126052][ T2949]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  116.126187][ T2949]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  116.126325][ T2949]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  116.126467][ T2949]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  116.126601][ T2949]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  116.126734][ T2949]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  116.126868][ T2949]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  116.127005][ T2949]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  116.127144][ T2949]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  116.127278][ T2949]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  116.127419][ T2949]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  116.127564][ T2949]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  116.127697][ T2949]  ? nla_get_range_signed (lib/nlattr.c:270)
[  116.127835][ T2949]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  116.127976][ T2949]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  116.128112][ T2949]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  116.128251][ T2949]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  116.128407][ T2949]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  116.128548][ T2949]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  116.128687][ T2949]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  116.128851][ T2949]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  116.128988][ T2949]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  116.129121][ T2949]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  116.129253][ T2949]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  116.129394][ T2949]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  116.129536][ T2949]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  116.129673][ T2949]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  116.129807][ T2949]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  116.129949][ T2949]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  116.130084][ T2949]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  116.130225][ T2949]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  116.130363][ T2949]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  116.130503][ T2949]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  116.130641][ T2949]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  116.130784][ T2949]  ? 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))
[  116.130917][ T2949]  ? 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))
[  116.131055][ T2949]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  116.131192][ T2949]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  116.131330][ T2949]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  116.131471][ T2949]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  116.131606][ T2949]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  116.131740][ T2949]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  116.131878][ T2949]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  116.132019][ T2949]  ? copy_msghdr_from_user (net/socket.c:2635)
[  116.132154][ T2949]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  116.132418][ T2949]  ? move_addr_to_kernel (net/socket.c:258)
[  116.132558][ T2949]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  116.132692][ T2949]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  116.132830][ T2949]  ___sys_sendmsg (net/socket.c:2752)
[  116.133056][ T2949]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  116.133224][ T2949]  ? copy_msghdr_from_user (net/socket.c:2603)
[  116.133373][ T2949]  __sys_sendmsg (net/socket.c:2784)
[  116.133510][ T2949]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  116.133734][ T2949]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  116.133903][ T2949]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  116.134040][ T2949]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  116.134269][ T2949]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  116.134411][ T2949]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  116.134552][ T2949]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  116.134685][ T2949]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  116.134939][ T2949] RIP: 0033:0x7fe569e5108e
[  116.135079][ T2949] 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
[  116.135659][ T2949] RSP: 002b:00007ffd1c7b8510 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  116.135859][ T2949] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe569e5108e
[  116.136060][ T2949] RDX: 0000000000000000 RSI: 00007ffd1c7b85c0 RDI: 0000000000000005
[  116.136356][ T2949] RBP: 00007ffd1c7b8520 R08: 0000000000000000 R09: 0000000000000000
[  116.136559][ T2949] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ed
[  116.136850][ T2949] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1c7b8c90
| [  116.138525][ T2949] ------------[ cut here ]------------
| [  116.138730][ T2949] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2949
| [  116.138985][ T2949] Modules linked in: vxlan
| [  116.139471][ T2949] Tainted: [W]=WARN
[  116.139569][ T2949] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  116.139730][ T2949] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  116.139988][ T2949] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  116.140462][ T2949] RSP: 0018:ffa0000005886f78 EFLAGS: 00010286
[  116.140622][ T2949] RAX: 00000000ffffffa6 RBX: ff1100001ad5b540 RCX: 1ff4000000b10db5
[  116.140814][ T2949] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001ad5b5fc
[  116.141095][ T2949] RBP: ff1100001beba000 R08: 1fe22000035ab6c1 R09: ff110000175e5158
[  116.141286][ T2949] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  116.141576][ T2949] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000001
[  116.141768][ T2949] FS:  00007fe569c17840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  116.141993][ T2949] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  116.142243][ T2949] CR2: 0000000029f5b988 CR3: 000000001abef001 CR4: 0000000000771ef0
[  116.142448][ T2949] PKRU: 55555554
[  116.142550][ T2949] Call Trace:
[  116.142645][ T2949]  <TASK>
[  116.142711][ T2949]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  116.142926][ T2949]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  116.143060][ T2949]  notifier_call_chain (kernel/notifier.c:85)
[  116.143193][ T2949]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[  116.143363][ T2949]  ? netdev_change_features (net/core/dev.c:11117)
[  116.143505][ T2949]  ? br_opt_toggle (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 net/bridge/br.c:402)
[  116.143638][ T2949]  br_add_if (net/bridge/br_if.c:683)
[  116.143740][ T2949]  do_set_master (net/core/rtnetlink.c:3011)
[  116.143871][ T2949]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  116.144091][ T2949]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  116.144223][ T2949]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  116.144359][ T2949]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  116.144611][ T2949]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  116.144744][ T2949]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  116.144874][ T2949]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  116.145007][ T2949]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  116.145221][ T2949]  ? __kernel_text_address (kernel/extable.c:79)
[  116.145355][ T2949]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  116.145497][ T2949]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  116.145628][ T2949]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  116.145841][ T2949]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  116.145972][ T2949]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  116.146107][ T2949]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  116.146238][ T2949]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  116.146465][ T2949]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  116.146595][ T2949]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  116.146727][ T2949]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  116.146857][ T2949]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  116.147071][ T2949]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  116.147200][ T2949]  ? nla_get_range_signed (lib/nlattr.c:270)
[  116.147335][ T2949]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  116.147471][ T2949]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  116.147686][ T2949]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  116.147815][ T2949]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  116.147946][ T2949]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  116.148077][ T2949]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  116.148291][ T2949]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  116.148426][ T2949]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  116.148559][ T2949]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  116.148686][ T2949]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  116.148898][ T2949]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  116.149031][ T2949]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  116.149162][ T2949]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  116.149289][ T2949]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  116.149513][ T2949]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  116.149645][ T2949]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  116.149775][ T2949]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  116.149903][ T2949]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  116.150118][ T2949]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  116.150246][ T2949]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  116.150381][ T2949]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  116.150522][ T2949]  ? 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))
[  116.150739][ T2949]  ? 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))
[  116.150869][ T2949]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  116.151002][ T2949]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  116.151133][ T2949]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  116.151352][ T2949]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  116.151490][ T2949]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  116.151619][ T2949]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  116.151748][ T2949]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  116.151962][ T2949]  ? copy_msghdr_from_user (net/socket.c:2635)
[  116.152089][ T2949]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  116.152246][ T2949]  ? move_addr_to_kernel (net/socket.c:258)
[  116.152380][ T2949]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  116.152603][ T2949]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  116.152733][ T2949]  ___sys_sendmsg (net/socket.c:2752)
[  116.152866][ T2949]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  116.153027][ T2949]  ? copy_msghdr_from_user (net/socket.c:2603)
[  116.153251][ T2949]  __sys_sendmsg (net/socket.c:2784)
[  116.153383][ T2949]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  116.153515][ T2949]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  116.153676][ T2949]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  116.153889][ T2949]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  116.154018][ T2949]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  116.154146][ T2949]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  116.154273][ T2949]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  116.154498][ T2949]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  116.154655][ T2949] RIP: 0033:0x7fe569e5108e
[  116.154788][ T2949] 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
[  116.155357][ T2949] RSP: 002b:00007ffd1c7b8510 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  116.155641][ T2949] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe569e5108e
[  116.155834][ T2949] RDX: 0000000000000000 RSI: 00007ffd1c7b85c0 RDI: 0000000000000005
[  116.156029][ T2949] RBP: 00007ffd1c7b8520 R08: 0000000000000000 R09: 0000000000000000
[  116.156308][ T2949] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ed
[  116.156510][ T2949] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1c7b8c90
| [  116.222128][ T2950] ------------[ cut here ]------------
| [  116.222428][ T2950] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2950
| [  116.222933][ T2950] Modules linked in: vxlan
| [  116.223725][ T2950] Tainted: [W]=WARN
[  116.223948][ T2950] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  116.224280][ T2950] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  116.224649][ T2950] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  116.225508][ T2950] RSP: 0018:ffa0000005897020 EFLAGS: 00010286
[  116.225843][ T2950] RAX: 00000000ffffffa6 RBX: ff1100001345ee40 RCX: 1ff4000000b12dca
[  116.226225][ T2950] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001345eefc
[  116.226633][ T2950] RBP: ff11000011532000 R08: 1fe220000268bde1 R09: ff110000175e2e58
[  116.227011][ T2950] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[  116.227405][ T2950] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  116.227801][ T2950] FS:  00007fdf381c9840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  116.228253][ T2950] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  116.228607][ T2950] CR2: 0000000011fa7988 CR3: 000000001b476001 CR4: 0000000000771ef0
[  116.228988][ T2950] PKRU: 55555554
[  116.229207][ T2950] Call Trace:
[  116.229448][ T2950]  <TASK>
[  116.229620][ T2950]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  116.229900][ T2950]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  116.230124][ T2950]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  116.230414][ T2950]  __dev_notify_flags (net/core/dev.c:9787)
[  116.230702][ T2950]  ? netif_change_name (net/core/dev.c:1495)
[  116.230977][ T2950]  ? __dev_change_flags (net/core/dev.c:9752)
[  116.231257][ T2950]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[  116.231556][ T2950]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  116.231833][ T2950]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  116.232101][ T2950]  netif_change_flags (net/core/dev.c:9820)
[  116.232397][ T2950]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  116.232680][ T2950]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[  116.232961][ T2950]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  116.233238][ T2950]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  116.233595][ T2950]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  116.233870][ T2950]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  116.234144][ T2950]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  116.234447][ T2950]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  116.234720][ T2950]  ? __kernel_text_address (kernel/extable.c:79)
[  116.234992][ T2950]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  116.235272][ T2950]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  116.235571][ T2950]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  116.235852][ T2950]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  116.236112][ T2950]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  116.236407][ T2950]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  116.236693][ T2950]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  116.236967][ T2950]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  116.237244][ T2950]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  116.237542][ T2950]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  116.237820][ T2950]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  116.238093][ T2950]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  116.238387][ T2950]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  116.238680][ T2950]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  116.238958][ T2950]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  116.239229][ T2950]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  116.239526][ T2950]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  116.239796][ T2950]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  116.240066][ T2950]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  116.240358][ T2950]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  116.240646][ T2950]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  116.240921][ T2950]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  116.241169][ T2950]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  116.241472][ T2950]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  116.241749][ T2950]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  116.242021][ T2950]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  116.242292][ T2950]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  116.242590][ T2950]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  116.242873][ T2950]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  116.243142][ T2950]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  116.243442][ T2950]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  116.243716][ T2950]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  116.243989][ T2950]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  116.244267][ T2950]  ? 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))
[  116.244559][ T2950]  ? 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))
[  116.244835][ T2950]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  116.245117][ T2950]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  116.245406][ T2950]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  116.245691][ T2950]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  116.245967][ T2950]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  116.246244][ T2950]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  116.246545][ T2950]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  116.246823][ T2950]  ? copy_msghdr_from_user (net/socket.c:2635)
[  116.247099][ T2950]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  116.247445][ T2950]  ? move_addr_to_kernel (net/socket.c:258)
[  116.247718][ T2950]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  116.247987][ T2950]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  116.248261][ T2950]  ___sys_sendmsg (net/socket.c:2752)
[  116.248557][ T2950]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  116.248882][ T2950]  ? copy_msghdr_from_user (net/socket.c:2603)
[  116.249168][ T2950]  __sys_sendmsg (net/socket.c:2784)
[  116.249465][ T2950]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  116.249737][ T2950]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  116.250066][ T2950]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  116.250351][ T2950]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  116.250634][ T2950]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  116.250906][ T2950]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  116.251172][ T2950]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  116.251473][ T2950]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  116.251800][ T2950] RIP: 0033:0x7fdf3840308e
[  116.252079][ T2950] 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
[  116.252922][ T2950] RSP: 002b:00007ffc11e4f9c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  116.253304][ T2950] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fdf3840308e
[  116.253701][ T2950] RDX: 0000000000000000 RSI: 00007ffc11e4fa70 RDI: 0000000000000005
[  116.254069][ T2950] RBP: 00007ffc11e4f9d0 R08: 0000000000000000 R09: 0000000000000000
[  116.254465][ T2950] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ed
[  116.254843][ T2950] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc11e50140
| [  116.634210][ T2974] ------------[ cut here ]------------
| [  116.634964][ T2974] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2974
| [  116.635259][ T2974] Modules linked in: vxlan
| [  116.635702][ T2974] Tainted: [W]=WARN
[  116.635806][ T2974] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  116.635983][ T2974] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  116.636161][ T2974] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  116.636658][ T2974] RSP: 0018:ffa00000058f7090 EFLAGS: 00010286
[  116.636832][ T2974] RAX: 00000000ffffffa6 RBX: ff110000141ab1c0 RCX: 1ff4000000b1edd8
[  116.637039][ T2974] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000141ab27c
[  116.637241][ T2974] RBP: ff1100001b2e4000 R08: 1fe2200002835651 R09: ff1100001b600b80
[  116.637450][ T2974] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  116.637658][ T2974] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  116.637864][ T2974] FS:  00007fb6fa47f840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  116.638113][ T2974] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  116.638284][ T2974] CR2: 00007fb6fa678460 CR3: 000000001c11d001 CR4: 0000000000771ef0
[  116.638501][ T2974] PKRU: 55555554
[  116.638604][ T2974] Call Trace:
[  116.638708][ T2974]  <TASK>
[  116.638779][ T2974]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  116.638918][ T2974]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  116.639060][ T2974]  notifier_call_chain (kernel/notifier.c:85)
[  116.639199][ T2974]  __netdev_upper_dev_link (net/core/dev.c:8931)
[  116.639343][ T2974]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  116.639490][ T2974]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[  116.639627][ T2974]  netdev_upper_dev_link (net/core/dev.c:8972)
[  116.639763][ T2974]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[  116.639900][ T2974]  register_vlan_dev (net/8021q/vlan.c:183)
[  116.640041][ T2974]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  116.640179][ T2974]  vlan_newlink (net/8021q/vlan_netlink.c:194)
[  116.640322][ T2974]  ? nla_strscpy (lib/nlattr.c:795)
[  116.640468][ T2974]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[  116.640608][ T2974]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  116.640742][ T2974]  ? __dev_get_by_name (net/core/dev.c:883)
[  116.640877][ T2974]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  116.641022][ T2974]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  116.641161][ T2974]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  116.641302][ T2974]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  116.641445][ T2974]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  116.641583][ T2974]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  116.641718][ T2974]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  116.641853][ T2974]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  116.641993][ T2974]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  116.642130][ T2974]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  116.642265][ T2974]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  116.642406][ T2974]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  116.642543][ T2974]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  116.642679][ T2974]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  116.642816][ T2974]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  116.642953][ T2974]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  116.643091][ T2974]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  116.643227][ T2974]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  116.643367][ T2974]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  116.643515][ T2974]  ? 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))
[  116.643649][ T2974]  ? 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))
[  116.643786][ T2974]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  116.643922][ T2974]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  116.644063][ T2974]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  116.644201][ T2974]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  116.644344][ T2974]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  116.644484][ T2974]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  116.644623][ T2974]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  116.644761][ T2974]  ? copy_msghdr_from_user (net/socket.c:2635)
[  116.644901][ T2974]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  116.645070][ T2974]  ? move_addr_to_kernel (net/socket.c:258)
[  116.645217][ T2974]  ___sys_sendmsg (net/socket.c:2752)
[  116.645377][ T2974]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  116.645522][ T2974]  ? copy_msghdr_from_user (net/socket.c:2603)
[  116.645666][ T2974]  ? 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))
[  116.645806][ T2974]  __sys_sendmsg (net/socket.c:2784)
[  116.645947][ T2974]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  116.646089][ T2974]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  116.646224][ T2974]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  116.646366][ T2974]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  116.646514][ T2974]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  116.646649][ T2974]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  116.646785][ T2974]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  116.646956][ T2974] RIP: 0033:0x7fb6fa6b908e
[  116.647100][ T2974] 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
[  116.647600][ T2974] RSP: 002b:00007ffcfb7a2b40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  116.647806][ T2974] RAX: ffffffffffffffda RBX: 00007ffcfb7a3300 RCX: 00007fb6fa6b908e
[  116.648012][ T2974] RDX: 0000000000000000 RSI: 00007ffcfb7a2bf0 RDI: 0000000000000005
[  116.648214][ T2974] RBP: 00007ffcfb7a2b50 R08: 0000000000000000 R09: 0000000000000000
[  116.648421][ T2974] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ed
[  116.648629][ T2974] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcfb7a32c0
| [  116.650274][ T2974] ------------[ cut here ]------------
| [  116.650415][ T2974] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2974
| [  116.650680][ T2974] Modules linked in: vxlan
| [  116.651089][ T2974] Tainted: [W]=WARN
[  116.651190][ T2974] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  116.651981][ T2974] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  116.652159][ T2974] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  116.652695][ T2974] RSP: 0018:ffa00000058f71b0 EFLAGS: 00010286
[  116.652861][ T2974] RAX: 00000000ffffffa6 RBX: ff110000141aa740 RCX: 1ff4000000b1edfc
[  116.653063][ T2974] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000141aa7fc
[  116.653260][ T2974] RBP: ff1100001a41c000 R08: 1fe2200002835501 R09: ff1100001b600b80
[  116.653591][ T2974] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  116.653788][ T2974] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab76b3a0
[  116.653987][ T2974] FS:  00007fb6fa47f840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  116.654225][ T2974] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  116.654396][ T2974] CR2: 00007fb6fa678460 CR3: 000000001c11d001 CR4: 0000000000771ef0
[  116.654601][ T2974] PKRU: 55555554
[  116.654701][ T2974] Call Trace:
[  116.654799][ T2974]  <TASK>
[  116.654868][ T2974]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  116.655005][ T2974]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  116.655137][ T2974]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  116.655240][ T2974]  __dev_notify_flags (net/core/dev.c:9787)
[  116.655378][ T2974]  ? netdev_update_features (net/core/dev.c:11098)
[  116.655515][ T2974]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[  116.655680][ T2974]  ? netif_change_name (net/core/dev.c:1495)
[  116.655812][ T2974]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  116.655951][ T2974]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[  116.656086][ T2974]  ? register_vlan_dev (net/8021q/vlan.c:196)
[  116.656223][ T2974]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  116.656364][ T2974]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[  116.656505][ T2974]  ? nla_strscpy (lib/nlattr.c:795)
[  116.656639][ T2974]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[  116.656775][ T2974]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  116.656907][ T2974]  ? __dev_get_by_name (net/core/dev.c:883)
[  116.657043][ T2974]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  116.657184][ T2974]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  116.657329][ T2974]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  116.657471][ T2974]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  116.657602][ T2974]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  116.657737][ T2974]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  116.657870][ T2974]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  116.658005][ T2974]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  116.658142][ T2974]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  116.658276][ T2974]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  116.658414][ T2974]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  116.658551][ T2974]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  116.658682][ T2974]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  116.658811][ T2974]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  116.658949][ T2974]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  116.659080][ T2974]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  116.659214][ T2974]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  116.659353][ T2974]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  116.659497][ T2974]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  116.659632][ T2974]  ? 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))
[  116.659768][ T2974]  ? 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))
[  116.659903][ T2974]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  116.660040][ T2974]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  116.660174][ T2974]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  116.660310][ T2974]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  116.660458][ T2974]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  116.660593][ T2974]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  116.660729][ T2974]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  116.660861][ T2974]  ? copy_msghdr_from_user (net/socket.c:2635)
[  116.660999][ T2974]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  116.661162][ T2974]  ? move_addr_to_kernel (net/socket.c:258)
[  116.661297][ T2974]  ___sys_sendmsg (net/socket.c:2752)
[  116.661445][ T2974]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  116.661581][ T2974]  ? copy_msghdr_from_user (net/socket.c:2603)
[  116.661724][ T2974]  ? 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))
[  116.661859][ T2974]  __sys_sendmsg (net/socket.c:2784)
[  116.662006][ T2974]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  116.662147][ T2974]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  116.662279][ T2974]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  116.662417][ T2974]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  116.662560][ T2974]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  116.662692][ T2974]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  116.662825][ T2974]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  116.662990][ T2974] RIP: 0033:0x7fb6fa6b908e
[  116.663132][ T2974] 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
[  116.663616][ T2974] RSP: 002b:00007ffcfb7a2b40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  116.663821][ T2974] RAX: ffffffffffffffda RBX: 00007ffcfb7a3300 RCX: 00007fb6fa6b908e
[  116.664022][ T2974] RDX: 0000000000000000 RSI: 00007ffcfb7a2bf0 RDI: 0000000000000005
[  116.664225][ T2974] RBP: 00007ffcfb7a2b50 R08: 0000000000000000 R09: 0000000000000000
[  116.664435][ T2974] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ed
[  116.664637][ T2974] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcfb7a32c0
| [  116.732409][ T2976] ------------[ cut here ]------------
| [  116.732573][ T2976] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2976
| [  116.732837][ T2976] Modules linked in: vxlan
| [  116.733243][ T2976] Tainted: [W]=WARN
[  116.733351][ T2976] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  116.733522][ T2976] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  116.733693][ T2976] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  116.734163][ T2976] RSP: 0018:ffa00000056a7020 EFLAGS: 00010286
[  116.734332][ T2976] RAX: 00000000ffffffa6 RBX: ff11000012b0b380 RCX: 1ff4000000ad4dca
[  116.734534][ T2976] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0b43c
[  116.734727][ T2976] RBP: ff1100001a41c000 R08: 1fe2200002561689 R09: ff1100001b605158
[  116.734922][ T2976] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[  116.735117][ T2976] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  116.735310][ T2976] FS:  00007fb0c35e0840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  116.735643][ T2976] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  116.735808][ T2976] CR2: 00007fb0c38b01a0 CR3: 0000000010f73003 CR4: 0000000000771ef0
[  116.736008][ T2976] PKRU: 55555554
[  116.736105][ T2976] Call Trace:
[  116.736202][ T2976]  <TASK>
[  116.736269][ T2976]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[  116.736473][ T2976]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  116.736608][ T2976]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  116.736706][ T2976]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  116.736835][ T2976]  __dev_notify_flags (net/core/dev.c:9787)
[  116.736969][ T2976]  ? netif_change_name (net/core/dev.c:1495)
[  116.737099][ T2976]  ? __dev_change_flags (net/core/dev.c:9752)
[  116.737229][ T2976]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[  116.737452][ T2976]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  116.737585][ T2976]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  116.737803][ T2976]  netif_change_flags (net/core/dev.c:9820)
[  116.737933][ T2976]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  116.738066][ T2976]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[  116.738200][ T2976]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  116.738400][ T2976]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  116.738573][ T2976]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  116.738705][ T2976]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  116.738833][ T2976]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  116.738964][ T2976]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  116.739095][ T2976]  ? __kernel_text_address (kernel/extable.c:79)
[  116.739227][ T2976]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  116.739443][ T2976]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  116.739576][ T2976]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  116.739710][ T2976]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  116.739840][ T2976]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  116.739973][ T2976]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  116.740102][ T2976]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  116.740232][ T2976]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  116.740389][ T2976]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  116.740526][ T2976]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  116.740658][ T2976]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  116.740788][ T2976]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  116.740919][ T2976]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  116.741053][ T2976]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  116.741184][ T2976]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  116.741314][ T2976]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  116.741456][ T2976]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  116.741587][ T2976]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  116.741719][ T2976]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  116.741851][ T2976]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  116.741982][ T2976]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  116.742111][ T2976]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  116.742242][ T2976]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  116.742380][ T2976]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  116.742518][ T2976]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  116.742652][ T2976]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  116.742784][ T2976]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  116.742913][ T2976]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  116.743051][ T2976]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  116.743181][ T2976]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  116.743313][ T2976]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  116.743455][ T2976]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  116.743586][ T2976]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  116.743720][ T2976]  ? 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))
[  116.743851][ T2976]  ? 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))
[  116.743986][ T2976]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  116.744116][ T2976]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  116.744247][ T2976]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  116.744382][ T2976]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  116.744522][ T2976]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  116.744653][ T2976]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  116.744789][ T2976]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  116.744920][ T2976]  ? copy_msghdr_from_user (net/socket.c:2635)
[  116.745056][ T2976]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  116.745217][ T2976]  ? move_addr_to_kernel (net/socket.c:258)
[  116.745353][ T2976]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  116.745493][ T2976]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  116.745625][ T2976]  ___sys_sendmsg (net/socket.c:2752)
[  116.745760][ T2976]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  116.745921][ T2976]  ? copy_msghdr_from_user (net/socket.c:2603)
[  116.746062][ T2976]  __sys_sendmsg (net/socket.c:2784)
[  116.746191][ T2976]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  116.746324][ T2976]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  116.746496][ T2976]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  116.746626][ T2976]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  116.746759][ T2976]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  116.746888][ T2976]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  116.747020][ T2976]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  116.747149][ T2976]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  116.747311][ T2976] RIP: 0033:0x7fb0c381a08e
[  116.747457][ T2976] 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
[  116.747926][ T2976] RSP: 002b:00007ffd9d27b990 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  116.748131][ T2976] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb0c381a08e
[  116.748329][ T2976] RDX: 0000000000000000 RSI: 00007ffd9d27ba40 RDI: 0000000000000005
[  116.748528][ T2976] RBP: 00007ffd9d27b9a0 R08: 0000000000000000 R09: 0000000000000000
[  116.748722][ T2976] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ed
[  116.748915][ T2976] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd9d27c110
| [  116.930265][ T2982] ------------[ cut here ]------------
| [  116.930452][ T2982] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2982
| [  116.930722][ T2982] Modules linked in: vxlan
| [  116.931138][ T2982] Tainted: [W]=WARN
[  116.931241][ T2982] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  116.931415][ T2982] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  116.931599][ T2982] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  116.932071][ T2982] RSP: 0018:ffa00000059971b0 EFLAGS: 00010286
[  116.932245][ T2982] RAX: 00000000ffffffa6 RBX: ff11000005665e00 RCX: 1ff4000000b32dfc
[  116.932457][ T2982] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005665ebc
[  116.932655][ T2982] RBP: ff1100001bfda000 R08: 1fe2200000accbd9 R09: ff1100001c0f2e80
[  116.932854][ T2982] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  116.933052][ T2982] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab720900
[  116.933252][ T2982] FS:  00007f6dd8c14840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  116.933553][ T2982] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  116.933718][ T2982] CR2: 00007f6dd8e0d460 CR3: 000000001be5c003 CR4: 0000000000771ef0
[  116.933916][ T2982] PKRU: 55555554
[  116.934016][ T2982] Call Trace:
[  116.934115][ T2982]  <TASK>
[  116.934184][ T2982]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  116.934420][ T2982]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  116.934528][ T2982]  __dev_notify_flags (net/core/dev.c:9787)
[  116.934660][ T2982]  ? netif_change_name (net/core/dev.c:1495)
[  116.934794][ T2982]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[  116.934960][ T2982]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[  116.935094][ T2982]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[  116.935232][ T2982]  ? br_dev_newlink (net/bridge/br_netlink.c:1604)
[  116.935463][ T2982]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[  116.935597][ T2982]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  116.935727][ T2982]  ? __dev_get_by_name (net/core/dev.c:883)
[  116.935859][ T2982]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  116.936000][ T2982]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  116.936135][ T2982]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  116.936268][ T2982]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  116.936502][ T2982]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  116.936635][ T2982]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  116.936775][ T2982]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  116.936905][ T2982]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  116.937044][ T2982]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  116.937177][ T2982]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  116.937308][ T2982]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  116.937507][ T2982]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  116.937641][ T2982]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  116.937771][ T2982]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  116.937904][ T2982]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  116.938038][ T2982]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  116.938169][ T2982]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  116.938299][ T2982]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  116.938502][ T2982]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  116.938637][ T2982]  ? 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))
[  116.938769][ T2982]  ? 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))
[  116.938901][ T2982]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  116.939037][ T2982]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  116.939170][ T2982]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  116.939374][ T2982]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  116.939515][ T2982]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  116.939649][ T2982]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  116.939784][ T2982]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  116.939915][ T2982]  ? copy_msghdr_from_user (net/socket.c:2635)
[  116.940049][ T2982]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  116.940212][ T2982]  ? move_addr_to_kernel (net/socket.c:258)
[  116.940489][ T2982]  ___sys_sendmsg (net/socket.c:2752)
[  116.940622][ T2982]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  116.940754][ T2982]  ? copy_msghdr_from_user (net/socket.c:2603)
[  116.940897][ T2982]  ? 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))
[  116.941035][ T2982]  __sys_sendmsg (net/socket.c:2784)
[  116.941175][ T2982]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  116.941322][ T2982]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  116.941461][ T2982]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  116.941594][ T2982]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  116.941727][ T2982]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  116.941860][ T2982]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  116.942005][ T2982]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  116.942175][ T2982] RIP: 0033:0x7f6dd8e4e08e
[  116.942321][ T2982] 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
[  116.942794][ T2982] RSP: 002b:00007ffd8208da80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  116.942997][ T2982] RAX: ffffffffffffffda RBX: 00007ffd8208e228 RCX: 00007f6dd8e4e08e
[  116.943195][ T2982] RDX: 0000000000000000 RSI: 00007ffd8208db30 RDI: 0000000000000005
[  116.943395][ T2982] RBP: 00007ffd8208da90 R08: 0000000000000000 R09: 0000000000000000
[  116.943602][ T2982] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ee
[  116.943800][ T2982] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd8208e200
| [  116.974296][ T2983] ------------[ cut here ]------------
| [  116.975072][ T2983] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2983
| [  116.975348][ T2983] Modules linked in: vxlan
| [  116.975761][ T2983] Tainted: [W]=WARN
[  116.975858][ T2983] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  116.976020][ T2983] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  116.976187][ T2983] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  116.976660][ T2983] RSP: 0018:ffa00000059a7020 EFLAGS: 00010286
[  116.976824][ T2983] RAX: 00000000ffffffa6 RBX: ff11000015fb6200 RCX: 1ff4000000b34dca
[  116.977017][ T2983] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000015fb62bc
[  116.977209][ T2983] RBP: ff1100001bfda000 R08: 1fe2200002bf6c59 R09: ff1100001c0f5158
[  116.977407][ T2983] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[  116.977606][ T2983] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  116.977805][ T2983] FS:  00007f26d29f0840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  116.978039][ T2983] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  116.978207][ T2983] CR2: 00007f26d2cc01a0 CR3: 000000001be5d006 CR4: 0000000000771ef0
[  116.978406][ T2983] PKRU: 55555554
[  116.978507][ T2983] Call Trace:
[  116.978615][ T2983]  <TASK>
[  116.978682][ T2983]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  116.978813][ T2983]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  116.978911][ T2983]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  116.979044][ T2983]  __dev_notify_flags (net/core/dev.c:9787)
[  116.979177][ T2983]  ? netif_change_name (net/core/dev.c:1495)
[  116.979307][ T2983]  ? __dev_change_flags (net/core/dev.c:9752)
[  116.979444][ T2983]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[  116.979579][ T2983]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  116.979706][ T2983]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  116.979836][ T2983]  netif_change_flags (net/core/dev.c:9820)
[  116.979966][ T2983]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  116.980097][ T2983]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[  116.980231][ T2983]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  116.980362][ T2983]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  116.980526][ T2983]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  116.980653][ T2983]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  116.980780][ T2983]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  116.980909][ T2983]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  116.981041][ T2983]  ? __kernel_text_address (kernel/extable.c:79)
[  116.981168][ T2983]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  116.981297][ T2983]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  116.981434][ T2983]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  116.981561][ T2983]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  116.981689][ T2983]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  116.981814][ T2983]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  116.981943][ T2983]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  116.982070][ T2983]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  116.982198][ T2983]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  116.982329][ T2983]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  116.982462][ T2983]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  116.982591][ T2983]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  116.982719][ T2983]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  116.982849][ T2983]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  116.982982][ T2983]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  116.983108][ T2983]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  116.983237][ T2983]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  116.983369][ T2983]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  116.983503][ T2983]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  116.983632][ T2983]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  116.983758][ T2983]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  116.983886][ T2983]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  116.984014][ T2983]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  116.984140][ T2983]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  116.984270][ T2983]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  116.984403][ T2983]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  116.984537][ T2983]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  116.984664][ T2983]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  116.984793][ T2983]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  116.984922][ T2983]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  116.985054][ T2983]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  116.985181][ T2983]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  116.985309][ T2983]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  116.985458][ T2983]  ? 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))
[  116.985585][ T2983]  ? 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))
[  116.985713][ T2983]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  116.985847][ T2983]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  116.985978][ T2983]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  116.986107][ T2983]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  116.986237][ T2983]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  116.986371][ T2983]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  116.986504][ T2983]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  116.986632][ T2983]  ? copy_msghdr_from_user (net/socket.c:2635)
[  116.986759][ T2983]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  116.986917][ T2983]  ? move_addr_to_kernel (net/socket.c:258)
[  116.987047][ T2983]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  116.987176][ T2983]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  116.987306][ T2983]  ___sys_sendmsg (net/socket.c:2752)
[  116.987443][ T2983]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  116.987602][ T2983]  ? copy_msghdr_from_user (net/socket.c:2603)
[  116.987741][ T2983]  __sys_sendmsg (net/socket.c:2784)
[  116.987872][ T2983]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  116.988002][ T2983]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  116.988163][ T2983]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  116.988291][ T2983]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  116.988423][ T2983]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  116.988556][ T2983]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  116.988683][ T2983]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  116.988814][ T2983]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  116.988974][ T2983] RIP: 0033:0x7f26d2c2a08e
[  116.989108][ T2983] 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
[  116.989575][ T2983] RSP: 002b:00007ffebbd53d10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  116.989770][ T2983] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f26d2c2a08e
[  116.989964][ T2983] RDX: 0000000000000000 RSI: 00007ffebbd53dc0 RDI: 0000000000000005
[  116.990155][ T2983] RBP: 00007ffebbd53d20 R08: 0000000000000000 R09: 0000000000000000
[  116.990349][ T2983] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ee
[  116.990555][ T2983] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffebbd54490
| [  117.024170][ T2984] ------------[ cut here ]------------
| [  117.024332][ T2984] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2984
| [  117.024600][ T2984] Modules linked in: vxlan
| [  117.025015][ T2984] Tainted: [W]=WARN
[  117.025115][ T2984] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  117.025282][ T2984] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  117.025464][ T2984] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  117.025934][ T2984] RSP: 0018:ffa00000059b6e30 EFLAGS: 00010286
[  117.026104][ T2984] RAX: 00000000ffffffa6 RBX: ff11000013758900 RCX: 1ff4000000b36d8c
[  117.026304][ T2984] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137589bc
[  117.027180][ T2984] RBP: ff1100001c041000 R08: 1fe22000026eb139 R09: ff1100001955ae80
[  117.027388][ T2984] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  117.027593][ T2984] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000014f0dc84
[  117.027790][ T2984] FS:  00007fa8976c9840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  117.028024][ T2984] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  117.028191][ T2984] CR2: 00007fa897a30f6d CR3: 000000001c107005 CR4: 0000000000771ef0
[  117.028401][ T2984] PKRU: 55555554
[  117.028508][ T2984] Call Trace:
[  117.028608][ T2984]  <TASK>
[  117.028677][ T2984]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  117.028810][ T2984]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  117.028945][ T2984]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  117.029045][ T2984]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[  117.029179][ T2984]  __dev_notify_flags (net/core/dev.c:9787)
[  117.029310][ T2984]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[  117.029455][ T2984]  ? 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)
[  117.029585][ T2984]  ? netif_change_name (net/core/dev.c:1495)
[  117.029717][ T2984]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[  117.029847][ T2984]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  117.029985][ T2984]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  117.030119][ T2984]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  117.030250][ T2984]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  117.030389][ T2984]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  117.030527][ T2984]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[  117.030658][ T2984]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  117.030788][ T2984]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[  117.030923][ T2984]  veth_newlink (drivers/net/veth.c:1871)
[  117.031060][ T2984]  ? veth_poll_controller (drivers/net/veth.c:1470)
[  117.031191][ T2984]  ? kasan_save_stack (mm/kasan/common.c:57)
[  117.031334][ T2984]  ? kasan_save_track (mm/kasan/common.c:78)
[  117.031473][ T2984]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  117.031622][ T2984]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[  117.031754][ T2984]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[  117.031889][ T2984]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[  117.032022][ T2984]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[  117.032156][ T2984]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[  117.032291][ T2984]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[  117.032433][ T2984]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  117.032565][ T2984]  ? __dev_get_by_name (net/core/dev.c:883)
[  117.032701][ T2984]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  117.032839][ T2984]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  117.032979][ T2984]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  117.033114][ T2984]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  117.033250][ T2984]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  117.033387][ T2984]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  117.033524][ T2984]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  117.033657][ T2984]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  117.033793][ T2984]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  117.033926][ T2984]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  117.034061][ T2984]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  117.034195][ T2984]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  117.034333][ T2984]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  117.034473][ T2984]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  117.034607][ T2984]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  117.034737][ T2984]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  117.034870][ T2984]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  117.035003][ T2984]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  117.035136][ T2984]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  117.035272][ T2984]  ? 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))
[  117.035409][ T2984]  ? 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))
[  117.035552][ T2984]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  117.035684][ T2984]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  117.035816][ T2984]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  117.035952][ T2984]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  117.036086][ T2984]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  117.036218][ T2984]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  117.036358][ T2984]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  117.036501][ T2984]  ? copy_msghdr_from_user (net/socket.c:2635)
[  117.036633][ T2984]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  117.036798][ T2984]  ? move_addr_to_kernel (net/socket.c:258)
[  117.036934][ T2984]  ___sys_sendmsg (net/socket.c:2752)
[  117.037069][ T2984]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  117.037201][ T2984]  ? copy_msghdr_from_user (net/socket.c:2603)
[  117.037353][ T2984]  ? 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))
[  117.037493][ T2984]  __sys_sendmsg (net/socket.c:2784)
[  117.037627][ T2984]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  117.037762][ T2984]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  117.037896][ T2984]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  117.038034][ T2984]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  117.038167][ T2984]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  117.038299][ T2984]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  117.038447][ T2984]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  117.038614][ T2984] RIP: 0033:0x7fa89790308e
[  117.038752][ T2984] 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
[  117.039223][ T2984] RSP: 002b:00007ffd82c1a520 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  117.039434][ T2984] RAX: ffffffffffffffda RBX: 00007ffd82c1acb8 RCX: 00007fa89790308e
[  117.039631][ T2984] RDX: 0000000000000000 RSI: 00007ffd82c1a5d0 RDI: 0000000000000005
[  117.039827][ T2984] RBP: 00007ffd82c1a530 R08: 0000000000000000 R09: 0000000000000000
[  117.040029][ T2984] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ee
[  117.040228][ T2984] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd82c1ac90
| [  117.048622][ T2984] ------------[ cut here ]------------
| [  117.048768][ T2984] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2984
| [  117.049029][ T2984] Modules linked in: vxlan
| [  117.049444][ T2984] Tainted: [W]=WARN
[  117.049543][ T2984] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  117.049706][ T2984] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  117.049874][ T2984] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  117.050346][ T2984] RSP: 0018:ffa00000059b71b0 EFLAGS: 00010286
[  117.050516][ T2984] RAX: 00000000ffffffa6 RBX: ff110000137058c0 RCX: 1ff4000000b36dfc
[  117.050711][ T2984] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001370597c
[  117.050904][ T2984] RBP: ff110000176c4000 R08: 1fe22000026e0b31 R09: ff1100001955ae80
[  117.051100][ T2984] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  117.051293][ T2984] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab603b20
[  117.051500][ T2984] FS:  00007fa8976c9840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  117.051724][ T2984] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  117.051885][ T2984] CR2: 00007f26d2cc01a0 CR3: 000000001c107001 CR4: 0000000000771ef0
[  117.052082][ T2984] PKRU: 55555554
[  117.052180][ T2984] Call Trace:
[  117.052277][ T2984]  <TASK>
[  117.052351][ T2984]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  117.052488][ T2984]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  117.052588][ T2984]  __dev_notify_flags (net/core/dev.c:9787)
[  117.052723][ T2984]  ? netif_change_name (net/core/dev.c:1495)
[  117.052852][ T2984]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[  117.052984][ T2984]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[  117.053115][ T2984]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[  117.053252][ T2984]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[  117.053387][ T2984]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  117.053522][ T2984]  ? __dev_get_by_name (net/core/dev.c:883)
[  117.053650][ T2984]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  117.053785][ T2984]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  117.053918][ T2984]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  117.054051][ T2984]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  117.054183][ T2984]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  117.054322][ T2984]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  117.054457][ T2984]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  117.054586][ T2984]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  117.054719][ T2984]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  117.054850][ T2984]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  117.054986][ T2984]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  117.055120][ T2984]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  117.055250][ T2984]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  117.055383][ T2984]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  117.055522][ T2984]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  117.055651][ T2984]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  117.055808][ T2984]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  117.055950][ T2984]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  117.056081][ T2984]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  117.056215][ T2984]  ? 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))
[  117.056350][ T2984]  ? 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))
[  117.056487][ T2984]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  117.056618][ T2984]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  117.056748][ T2984]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  117.056879][ T2984]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  117.057011][ T2984]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  117.057144][ T2984]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  117.057283][ T2984]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  117.057417][ T2984]  ? copy_msghdr_from_user (net/socket.c:2635)
[  117.057559][ T2984]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  117.057718][ T2984]  ? move_addr_to_kernel (net/socket.c:258)
[  117.057852][ T2984]  ___sys_sendmsg (net/socket.c:2752)
[  117.057983][ T2984]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  117.058112][ T2984]  ? copy_msghdr_from_user (net/socket.c:2603)
[  117.058253][ T2984]  ? 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))
[  117.058392][ T2984]  __sys_sendmsg (net/socket.c:2784)
[  117.058531][ T2984]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  117.058662][ T2984]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  117.058796][ T2984]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  117.058931][ T2984]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  117.059068][ T2984]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  117.059197][ T2984]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  117.059336][ T2984]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  117.059502][ T2984] RIP: 0033:0x7fa89790308e
[  117.059638][ T2984] 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
[  117.060110][ T2984] RSP: 002b:00007ffd82c1a520 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  117.060309][ T2984] RAX: ffffffffffffffda RBX: 00007ffd82c1acb8 RCX: 00007fa89790308e
[  117.060510][ T2984] RDX: 0000000000000000 RSI: 00007ffd82c1a5d0 RDI: 0000000000000005
[  117.060708][ T2984] RBP: 00007ffd82c1a530 R08: 0000000000000000 R09: 0000000000000000
[  117.060903][ T2984] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ee
[  117.061102][ T2984] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd82c1ac90
| [  117.095117][ T2985] ------------[ cut here ]------------
| [  117.095264][ T2985] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2985
| [  117.095531][ T2985] Modules linked in: vxlan
| [  117.095923][ T2985] Tainted: [W]=WARN
[  117.096022][ T2985] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  117.096188][ T2985] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  117.096360][ T2985] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  117.096815][ T2985] RSP: 0018:ffa0000005806ff8 EFLAGS: 00010286
[  117.096982][ T2985] RAX: 00000000ffffffa6 RBX: ff11000012b0ae40 RCX: 1ff4000000b00dc5
[  117.097172][ T2985] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0aefc
[  117.097535][ T2985] RBP: ff110000176c4000 R08: 1fe22000025615e1 R09: ff11000019558b58
[  117.097723][ T2985] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  117.097908][ T2985] R13: 0000000000000000 R14: ffa0000005807140 R15: ff1100001af3e350
[  117.098099][ T2985] FS:  00007f2fc5e71840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  117.098330][ T2985] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  117.098502][ T2985] CR2: 00007f2fc61411a0 CR3: 000000001b1ac002 CR4: 0000000000771ef0
[  117.098689][ T2985] PKRU: 55555554
[  117.098783][ T2985] Call Trace:
[  117.098877][ T2985]  <TASK>
[  117.098946][ T2985]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[  117.099073][ T2985]  __dev_change_net_namespace (net/core/dev.c:12635)
[  117.099235][ T2985]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  117.099368][ T2985]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  117.099500][ T2985]  ? default_device_exit_batch (net/core/dev.c:13091)
[  117.099654][ T2985]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  117.099778][ T2985]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  117.099903][ T2985]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  117.100032][ T2985]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  117.100160][ T2985]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[  117.100285][ T2985]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[  117.100418][ T2985]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[  117.100558][ T2985]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  117.100684][ T2985]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  117.100845][ T2985]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  117.100974][ T2985]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  117.101099][ T2985]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  117.101223][ T2985]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  117.101356][ T2985]  ? __kernel_text_address (kernel/extable.c:79)
[  117.101487][ T2985]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  117.101615][ T2985]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  117.101738][ T2985]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  117.101867][ T2985]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  117.101995][ T2985]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  117.102120][ T2985]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  117.102244][ T2985]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  117.102376][ T2985]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  117.102507][ T2985]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  117.102632][ T2985]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  117.102757][ T2985]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  117.102883][ T2985]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  117.103011][ T2985]  ? nla_get_range_signed (lib/nlattr.c:270)
[  117.103137][ T2985]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  117.103266][ T2985]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  117.103399][ T2985]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  117.103528][ T2985]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  117.103651][ T2985]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  117.103776][ T2985]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  117.103901][ T2985]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  117.104034][ T2985]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  117.104158][ T2985]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  117.104282][ T2985]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  117.104413][ T2985]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  117.104545][ T2985]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  117.104674][ T2985]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  117.104798][ T2985]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  117.104923][ T2985]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  117.105049][ T2985]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  117.105177][ T2985]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  117.105306][ T2985]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  117.105443][ T2985]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  117.105571][ T2985]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  117.105695][ T2985]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  117.105822][ T2985]  ? 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))
[  117.105948][ T2985]  ? 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))
[  117.106074][ T2985]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  117.106202][ T2985]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  117.106330][ T2985]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  117.106459][ T2985]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  117.106585][ T2985]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  117.106710][ T2985]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  117.106837][ T2985]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  117.106966][ T2985]  ? copy_msghdr_from_user (net/socket.c:2635)
[  117.107096][ T2985]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  117.107250][ T2985]  ? move_addr_to_kernel (net/socket.c:258)
[  117.107382][ T2985]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  117.107511][ T2985]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  117.107638][ T2985]  ___sys_sendmsg (net/socket.c:2752)
[  117.107763][ T2985]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  117.107921][ T2985]  ? copy_msghdr_from_user (net/socket.c:2603)
[  117.108057][ T2985]  __sys_sendmsg (net/socket.c:2784)
[  117.108181][ T2985]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  117.108307][ T2985]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  117.108475][ T2985]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  117.108602][ T2985]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  117.108730][ T2985]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  117.108853][ T2985]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  117.108979][ T2985]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  117.109103][ T2985]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  117.109255][ T2985] RIP: 0033:0x7f2fc60ab08e
[  117.109393][ T2985] 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
[  117.109838][ T2985] RSP: 002b:00007fff733a24e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  117.110028][ T2985] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f2fc60ab08e
[  117.110212][ T2985] RDX: 0000000000000000 RSI: 00007fff733a2590 RDI: 0000000000000005
[  117.110406][ T2985] RBP: 00007fff733a24f0 R08: 0000000000000000 R09: 0000000000000000
[  117.110598][ T2985] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ee
[  117.110788][ T2985] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff733a2c50
| [  117.113698][ T2985] ------------[ cut here ]------------
| [  117.113828][ T2985] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2985
| [  117.114080][ T2985] Modules linked in: vxlan
| [  117.114476][ T2985] Tainted: [W]=WARN
[  117.114571][ T2985] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  117.114728][ T2985] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  117.114894][ T2985] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  117.115350][ T2985] RSP: 0018:ffa0000005806fc0 EFLAGS: 00010286
[  117.115513][ T2985] RAX: 00000000ffffffa6 RBX: ff11000014e2be00 RCX: 1ff4000000b00dbe
[  117.115705][ T2985] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014e2bebc
[  117.115899][ T2985] RBP: ff110000176c4000 R08: 1fe22000029c57d9 R09: ff11000019558b58
[  117.116094][ T2985] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  117.116281][ T2985] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001af3e350
[  117.116479][ T2985] FS:  00007f2fc5e71840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  117.116698][ T2985] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  117.116854][ T2985] CR2: 00007f2fc61411a0 CR3: 000000001b1ac002 CR4: 0000000000771ef0
[  117.117045][ T2985] PKRU: 55555554
[  117.117138][ T2985] Call Trace:
[  117.117232][ T2985]  <TASK>
[  117.117301][ T2985]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  117.117437][ T2985]  ? notifier_call_chain (kernel/notifier.c:85)
[  117.117562][ T2985]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  117.117657][ T2985]  __dev_change_net_namespace (net/core/dev.c:12695)
[  117.117814][ T2985]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  117.117943][ T2985]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  117.118070][ T2985]  ? default_device_exit_batch (net/core/dev.c:13091)
[  117.118225][ T2985]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  117.118356][ T2985]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  117.118490][ T2985]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  117.118615][ T2985]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  117.118747][ T2985]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[  117.118875][ T2985]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[  117.119007][ T2985]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[  117.119134][ T2985]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  117.119260][ T2985]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  117.119421][ T2985]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  117.119553][ T2985]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  117.119684][ T2985]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  117.119808][ T2985]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  117.119934][ T2985]  ? __kernel_text_address (kernel/extable.c:79)
[  117.120062][ T2985]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  117.120190][ T2985]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  117.120320][ T2985]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  117.120455][ T2985]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  117.120584][ T2985]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  117.120708][ T2985]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  117.120833][ T2985]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  117.120961][ T2985]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  117.121088][ T2985]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  117.121213][ T2985]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  117.121345][ T2985]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  117.121477][ T2985]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  117.121605][ T2985]  ? nla_get_range_signed (lib/nlattr.c:270)
[  117.121734][ T2985]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  117.121862][ T2985]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  117.121994][ T2985]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  117.122121][ T2985]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  117.122246][ T2985]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  117.122377][ T2985]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  117.122507][ T2985]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  117.122636][ T2985]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  117.122760][ T2985]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  117.122886][ T2985]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  117.123014][ T2985]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  117.123143][ T2985]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  117.123271][ T2985]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  117.123402][ T2985]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  117.123534][ T2985]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  117.123659][ T2985]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  117.123787][ T2985]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  117.123912][ T2985]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  117.124042][ T2985]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  117.124167][ T2985]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  117.124296][ T2985]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  117.124436][ T2985]  ? 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))
[  117.124565][ T2985]  ? 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))
[  117.124693][ T2985]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  117.124819][ T2985]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  117.124948][ T2985]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  117.125075][ T2985]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  117.125204][ T2985]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  117.125340][ T2985]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  117.125473][ T2985]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  117.125603][ T2985]  ? copy_msghdr_from_user (net/socket.c:2635)
[  117.125729][ T2985]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  117.125885][ T2985]  ? move_addr_to_kernel (net/socket.c:258)
[  117.126015][ T2985]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  117.126141][ T2985]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  117.126272][ T2985]  ___sys_sendmsg (net/socket.c:2752)
[  117.126405][ T2985]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  117.126570][ T2985]  ? copy_msghdr_from_user (net/socket.c:2603)
[  117.126709][ T2985]  __sys_sendmsg (net/socket.c:2784)
[  117.126837][ T2985]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  117.127052][ T2985]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  117.127218][ T2985]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  117.127351][ T2985]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  117.127482][ T2985]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  117.127692][ T2985]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  117.127817][ T2985]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  117.127946][ T2985]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  117.128101][ T2985] RIP: 0033:0x7f2fc60ab08e
[  117.128328][ T2985] 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
[  117.128878][ T2985] RSP: 002b:00007fff733a24e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  117.129078][ T2985] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f2fc60ab08e
[  117.129267][ T2985] RDX: 0000000000000000 RSI: 00007fff733a2590 RDI: 0000000000000005
[  117.129556][ T2985] RBP: 00007fff733a24f0 R08: 0000000000000000 R09: 0000000000000000
[  117.129746][ T2985] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ee
[  117.129941][ T2985] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff733a2c50
| [  117.173880][ T2986] ------------[ cut here ]------------
| [  117.174084][ T2986] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2986
| [  117.174371][ T2986] Modules linked in: vxlan
| [  117.174767][ T2986] Tainted: [W]=WARN
[  117.174862][ T2986] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  117.175030][ T2986] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  117.175192][ T2986] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  117.175649][ T2986] RSP: 0018:ffa00000059b6ff8 EFLAGS: 00010286
[  117.175806][ T2986] RAX: 00000000ffffffa6 RBX: ff1100001671be00 RCX: 1ff4000000b36dc5
[  117.176001][ T2986] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001671bebc
[  117.176186][ T2986] RBP: ff1100001c041000 R08: 1fe2200002ce37d9 R09: ff1100001afc5158
[  117.176397][ T2986] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  117.176594][ T2986] R13: 0000000000000000 R14: ffa00000059b7140 R15: ff11000012800e50
[  117.176788][ T2986] FS:  00007f2f136be840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  117.177011][ T2986] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  117.177164][ T2986] CR2: 0000000011031988 CR3: 000000001b08e006 CR4: 0000000000771ef0
[  117.177355][ T2986] PKRU: 55555554
[  117.177454][ T2986] Call Trace:
[  117.177547][ T2986]  <TASK>
[  117.177611][ T2986]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[  117.177739][ T2986]  __dev_change_net_namespace (net/core/dev.c:12635)
[  117.177897][ T2986]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  117.178023][ T2986]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  117.178154][ T2986]  ? default_device_exit_batch (net/core/dev.c:13091)
[  117.178308][ T2986]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  117.178443][ T2986]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  117.178569][ T2986]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  117.178694][ T2986]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  117.178821][ T2986]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[  117.178949][ T2986]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[  117.179073][ T2986]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[  117.179198][ T2986]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  117.179329][ T2986]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  117.179492][ T2986]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  117.179622][ T2986]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  117.179744][ T2986]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  117.179866][ T2986]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  117.179998][ T2986]  ? __kernel_text_address (kernel/extable.c:79)
[  117.180126][ T2986]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  117.180255][ T2986]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  117.180385][ T2986]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  117.180520][ T2986]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  117.180644][ T2986]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  117.180767][ T2986]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  117.180889][ T2986]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  117.181014][ T2986]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  117.181137][ T2986]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  117.181262][ T2986]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  117.181391][ T2986]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  117.181522][ T2986]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  117.181644][ T2986]  ? nla_get_range_signed (lib/nlattr.c:270)
[  117.181773][ T2986]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  117.181899][ T2986]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  117.182026][ T2986]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  117.182148][ T2986]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  117.182270][ T2986]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  117.182402][ T2986]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  117.182529][ T2986]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  117.182660][ T2986]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  117.182782][ T2986]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  117.182904][ T2986]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  117.183034][ T2986]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  117.183158][ T2986]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  117.183287][ T2986]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  117.183477][ T2986]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  117.183601][ T2986]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  117.183727][ T2986]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  117.183850][ T2986]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  117.183975][ T2986]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  117.184100][ T2986]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  117.184222][ T2986]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  117.184401][ T2986]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  117.184540][ T2986]  ? 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))
[  117.184663][ T2986]  ? 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))
[  117.184788][ T2986]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  117.184914][ T2986]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  117.185046][ T2986]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  117.185169][ T2986]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  117.185297][ T2986]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  117.185483][ T2986]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  117.185661][ T2986]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  117.185788][ T2986]  ? copy_msghdr_from_user (net/socket.c:2635)
[  117.185913][ T2986]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  117.186073][ T2986]  ? move_addr_to_kernel (net/socket.c:258)
[  117.186198][ T2986]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  117.186375][ T2986]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  117.186514][ T2986]  ___sys_sendmsg (net/socket.c:2752)
[  117.186638][ T2986]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  117.186793][ T2986]  ? copy_msghdr_from_user (net/socket.c:2603)
[  117.186928][ T2986]  __sys_sendmsg (net/socket.c:2784)
[  117.187058][ T2986]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  117.187181][ T2986]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  117.187391][ T2986]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  117.187523][ T2986]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  117.187649][ T2986]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  117.187774][ T2986]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  117.187897][ T2986]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  117.188023][ T2986]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  117.188182][ T2986] RIP: 0033:0x7f2f138f808e
[  117.188313][ T2986] 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
[  117.188821][ T2986] RSP: 002b:00007ffe0a988080 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  117.189015][ T2986] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f2f138f808e
[  117.189202][ T2986] RDX: 0000000000000000 RSI: 00007ffe0a988130 RDI: 0000000000000005
[  117.189399][ T2986] RBP: 00007ffe0a988090 R08: 0000000000000000 R09: 0000000000000000
[  117.189591][ T2986] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ee
[  117.189777][ T2986] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe0a9887f0
| [  117.192417][ T2986] ------------[ cut here ]------------
| [  117.192560][ T2986] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2986
| [  117.192810][ T2986] Modules linked in: vxlan
| [  117.193205][ T2986] Tainted: [W]=WARN
[  117.193301][ T2986] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  117.193563][ T2986] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  117.193729][ T2986] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  117.194182][ T2986] RSP: 0018:ffa00000059b6fc0 EFLAGS: 00010286
[  117.194437][ T2986] RAX: 00000000ffffffa6 RBX: ff11000016e8a580 RCX: 1ff4000000b36dbe
[  117.194628][ T2986] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000016e8a63c
[  117.194815][ T2986] RBP: ff1100001c041000 R08: 1fe2200002dd14c9 R09: ff1100001afc5158
[  117.195014][ T2986] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  117.195204][ T2986] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012800e50
[  117.195490][ T2986] FS:  00007f2f136be840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  117.195784][ T2986] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  117.195950][ T2986] CR2: 00007f115dfe2580 CR3: 000000001b08e002 CR4: 0000000000771ef0
[  117.196142][ T2986] PKRU: 55555554
[  117.196238][ T2986] Call Trace:
[  117.196401][ T2986]  <TASK>
[  117.196473][ T2986]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  117.196604][ T2986]  ? notifier_call_chain (kernel/notifier.c:85)
[  117.196733][ T2986]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  117.196833][ T2986]  __dev_change_net_namespace (net/core/dev.c:12695)
[  117.196998][ T2986]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  117.197128][ T2986]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  117.197257][ T2986]  ? default_device_exit_batch (net/core/dev.c:13091)
[  117.197456][ T2986]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  117.197586][ T2986]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  117.197715][ T2986]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  117.197843][ T2986]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  117.197975][ T2986]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[  117.198105][ T2986]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[  117.198235][ T2986]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[  117.198374][ T2986]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  117.198513][ T2986]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  117.198676][ T2986]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  117.198805][ T2986]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  117.198935][ T2986]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  117.199066][ T2986]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  117.199195][ T2986]  ? __kernel_text_address (kernel/extable.c:79)
[  117.199332][ T2986]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  117.199472][ T2986]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  117.199602][ T2986]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  117.199901][ T2986]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  117.200037][ T2986]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  117.200164][ T2986]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  117.200290][ T2986]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  117.200423][ T2986]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  117.200560][ T2986]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  117.200690][ T2986]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  117.200819][ T2986]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  117.200958][ T2986]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  117.201085][ T2986]  ? nla_get_range_signed (lib/nlattr.c:270)
[  117.201481][ T2986]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  117.201702][ T2986]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  117.201837][ T2986]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  117.201972][ T2986]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  117.202187][ T2986]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  117.202328][ T2986]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  117.202461][ T2986]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  117.202594][ T2986]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  117.202721][ T2986]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  117.202851][ T2986]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  117.203150][ T2986]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  117.203279][ T2986]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  117.203416][ T2986]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  117.203554][ T2986]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  117.203684][ T2986]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  117.203812][ T2986]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  117.204030][ T2986]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  117.204158][ T2986]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  117.204291][ T2986]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  117.204430][ T2986]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  117.204734][ T2986]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  117.204866][ T2986]  ? 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))
[  117.204999][ T2986]  ? 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))
[  117.205127][ T2986]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  117.205259][ T2986]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  117.205394][ T2986]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  117.205529][ T2986]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  117.205828][ T2986]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  117.205964][ T2986]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  117.206093][ T2986]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  117.206227][ T2986]  ? copy_msghdr_from_user (net/socket.c:2635)
[  117.206362][ T2986]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  117.206529][ T2986]  ? move_addr_to_kernel (net/socket.c:258)
[  117.206661][ T2986]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  117.206876][ T2986]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  117.207009][ T2986]  ___sys_sendmsg (net/socket.c:2752)
[  117.207139][ T2986]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  117.207302][ T2986]  ? copy_msghdr_from_user (net/socket.c:2603)
[  117.207455][ T2986]  __sys_sendmsg (net/socket.c:2784)
[  117.207586][ T2986]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  117.207718][ T2986]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  117.207967][ T2986]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  117.208183][ T2986]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  117.208319][ T2986]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  117.208456][ T2986]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  117.208587][ T2986]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  117.208715][ T2986]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  117.208874][ T2986] RIP: 0033:0x7f2f138f808e
[  117.209011][ T2986] 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
[  117.209491][ T2986] RSP: 002b:00007ffe0a988080 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  117.209943][ T2986] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f2f138f808e
[  117.210139][ T2986] RDX: 0000000000000000 RSI: 00007ffe0a988130 RDI: 0000000000000005
[  117.210432][ T2986] RBP: 00007ffe0a988090 R08: 0000000000000000 R09: 0000000000000000
[  117.210626][ T2986] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ee
[  117.210818][ T2986] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe0a9887f0
| [  117.245927][ T2990] ------------[ cut here ]------------
| [  117.246091][ T2990] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2990
| [  117.246363][ T2990] Modules linked in: vxlan
| [  117.246775][ T2990] Tainted: [W]=WARN
[  117.246875][ T2990] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  117.247044][ T2990] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  117.247214][ T2990] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  117.247789][ T2990] RSP: 0018:ffa0000005947020 EFLAGS: 00010286
[  117.247970][ T2990] RAX: 00000000ffffffa6 RBX: ff11000013f6eac0 RCX: 1ff4000000b28dca
[  117.248184][ T2990] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013f6eb7c
[  117.248453][ T2990] RBP: ff110000176c4000 R08: 1fe22000027edd71 R09: ff1100001afc0b58
[  117.248646][ T2990] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[  117.248840][ T2990] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  117.249043][ T2990] FS:  00007f956d4de840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  117.249270][ T2990] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  117.249520][ T2990] CR2: 0000000006738988 CR3: 000000001b596006 CR4: 0000000000771ef0
[  117.249717][ T2990] PKRU: 55555554
[  117.249825][ T2990] Call Trace:
[  117.249923][ T2990]  <TASK>
[  117.249994][ T2990]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  117.250128][ T2990]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  117.250227][ T2990]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  117.250441][ T2990]  __dev_notify_flags (net/core/dev.c:9787)
[  117.250576][ T2990]  ? netif_change_name (net/core/dev.c:1495)
[  117.250711][ T2990]  ? __dev_change_flags (net/core/dev.c:9752)
[  117.250840][ T2990]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[  117.250973][ T2990]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  117.251102][ T2990]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  117.251234][ T2990]  netif_change_flags (net/core/dev.c:9820)
[  117.251399][ T2990]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  117.251533][ T2990]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[  117.251670][ T2990]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  117.251801][ T2990]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  117.251969][ T2990]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  117.252104][ T2990]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  117.252333][ T2990]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  117.252489][ T2990]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  117.252619][ T2990]  ? __kernel_text_address (kernel/extable.c:79)
[  117.252747][ T2990]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  117.252882][ T2990]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  117.253021][ T2990]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  117.253151][ T2990]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  117.253279][ T2990]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  117.253417][ T2990]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  117.253551][ T2990]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  117.253680][ T2990]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  117.253808][ T2990]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  117.253936][ T2990]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  117.254069][ T2990]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  117.254200][ T2990]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  117.254336][ T2990]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  117.254477][ T2990]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  117.254608][ T2990]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  117.254735][ T2990]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  117.254868][ T2990]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  117.255001][ T2990]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  117.255128][ T2990]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  117.255256][ T2990]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  117.255389][ T2990]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  117.255527][ T2990]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  117.255656][ T2990]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  117.255785][ T2990]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  117.255914][ T2990]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  117.256044][ T2990]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  117.256178][ T2990]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  117.256309][ T2990]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  117.256450][ T2990]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  117.256578][ T2990]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  117.256707][ T2990]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  117.256835][ T2990]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  117.256968][ T2990]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  117.257101][ T2990]  ? 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))
[  117.257228][ T2990]  ? 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))
[  117.257366][ T2990]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  117.257504][ T2990]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  117.257633][ T2990]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  117.257760][ T2990]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  117.257889][ T2990]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  117.258019][ T2990]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  117.258149][ T2990]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  117.258277][ T2990]  ? copy_msghdr_from_user (net/socket.c:2635)
[  117.258414][ T2990]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  117.258578][ T2990]  ? move_addr_to_kernel (net/socket.c:258)
[  117.258705][ T2990]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  117.258839][ T2990]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  117.258979][ T2990]  ___sys_sendmsg (net/socket.c:2752)
[  117.259110][ T2990]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  117.259274][ T2990]  ? copy_msghdr_from_user (net/socket.c:2603)
[  117.259420][ T2990]  __sys_sendmsg (net/socket.c:2784)
[  117.259558][ T2990]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  117.259691][ T2990]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  117.259850][ T2990]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  117.259983][ T2990]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  117.260112][ T2990]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  117.260242][ T2990]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  117.260376][ T2990]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  117.260508][ T2990]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  117.260668][ T2990] RIP: 0033:0x7f956d71808e
[  117.260806][ T2990] 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
[  117.261262][ T2990] RSP: 002b:00007ffe2431f2a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  117.261469][ T2990] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f956d71808e
[  117.261661][ T2990] RDX: 0000000000000000 RSI: 00007ffe2431f350 RDI: 0000000000000005
[  117.261851][ T2990] RBP: 00007ffe2431f2b0 R08: 0000000000000000 R09: 0000000000000000
[  117.262048][ T2990] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ee
[  117.262246][ T2990] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe2431fa20
| [  117.326212][ T2994] ------------[ cut here ]------------
| [  117.326681][ T2994] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2994
| [  117.327264][ T2994] Modules linked in: vxlan
| [  117.328287][ T2994] Tainted: [W]=WARN
[  117.328532][ T2994] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  117.328881][ T2994] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  117.329255][ T2994] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  117.330089][ T2994] RSP: 0018:ffa0000005947020 EFLAGS: 00010286
[  117.330446][ T2994] RAX: 00000000ffffffa6 RBX: ff1100001311d000 RCX: 1ff4000000b28dca
[  117.330829][ T2994] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001311d0bc
[  117.331213][ T2994] RBP: ff1100001c041000 R08: 1fe2200002623a19 R09: ff1100001c06d158
[  117.331653][ T2994] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[  117.332031][ T2994] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  117.332437][ T2994] FS:  00007f824f947840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  117.332873][ T2994] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  117.333195][ T2994] CR2: 00000000255de988 CR3: 000000001afbd006 CR4: 0000000000771ef0
[  117.333633][ T2994] PKRU: 55555554
[  117.333849][ T2994] Call Trace:
[  117.334055][ T2994]  <TASK>
[  117.334224][ T2994]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  117.334565][ T2994]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  117.334788][ T2994]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  117.335056][ T2994]  __dev_notify_flags (net/core/dev.c:9787)
[  117.335353][ T2994]  ? netif_change_name (net/core/dev.c:1495)
[  117.335648][ T2994]  ? __dev_change_flags (net/core/dev.c:9752)
[  117.335954][ T2994]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[  117.336229][ T2994]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  117.336535][ T2994]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  117.336810][ T2994]  netif_change_flags (net/core/dev.c:9820)
[  117.337112][ T2994]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  117.337405][ T2994]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[  117.337730][ T2994]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  117.338000][ T2994]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  117.338337][ T2994]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  117.338619][ T2994]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  117.338893][ T2994]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  117.339161][ T2994]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  117.339460][ T2994]  ? __kernel_text_address (kernel/extable.c:79)
[  117.339737][ T2994]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  117.340012][ T2994]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  117.340284][ T2994]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  117.340586][ T2994]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  117.340863][ T2994]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  117.341128][ T2994]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  117.341416][ T2994]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  117.341697][ T2994]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  117.341966][ T2994]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  117.342227][ T2994]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  117.342527][ T2994]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  117.342806][ T2994]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  117.343080][ T2994]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  117.343378][ T2994]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  117.343678][ T2994]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  117.343951][ T2994]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  117.344224][ T2994]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  117.344520][ T2994]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  117.344794][ T2994]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  117.345068][ T2994]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  117.345353][ T2994]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  117.345636][ T2994]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  117.345913][ T2994]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  117.346185][ T2994]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  117.346482][ T2994]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  117.346760][ T2994]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  117.347258][ T2994]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  117.347554][ T2994]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  117.347831][ T2994]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  117.348104][ T2994]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  117.348397][ T2994]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  117.348676][ T2994]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  117.348948][ T2994]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  117.349237][ T2994]  ? 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))
[  117.349536][ T2994]  ? 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))
[  117.349814][ T2994]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  117.350091][ T2994]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  117.350379][ T2994]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  117.350663][ T2994]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  117.350937][ T2994]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  117.351202][ T2994]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  117.351501][ T2994]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  117.351774][ T2994]  ? copy_msghdr_from_user (net/socket.c:2635)
[  117.352047][ T2994]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  117.352382][ T2994]  ? move_addr_to_kernel (net/socket.c:258)
[  117.352664][ T2994]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  117.352934][ T2994]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  117.353207][ T2994]  ___sys_sendmsg (net/socket.c:2752)
[  117.353503][ T2994]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  117.353827][ T2994]  ? copy_msghdr_from_user (net/socket.c:2603)
[  117.354124][ T2994]  __sys_sendmsg (net/socket.c:2784)
[  117.354413][ T2994]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  117.354704][ T2994]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  117.355027][ T2994]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  117.355287][ T2994]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  117.355589][ T2994]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  117.355860][ T2994]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  117.356129][ T2994]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  117.356419][ T2994]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  117.356750][ T2994] RIP: 0033:0x7f824fb8108e
[  117.357031][ T2994] 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
[  117.357876][ T2994] RSP: 002b:00007ffead7e5700 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  117.358260][ T2994] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f824fb8108e
[  117.358654][ T2994] RDX: 0000000000000000 RSI: 00007ffead7e57b0 RDI: 0000000000000005
[  117.359028][ T2994] RBP: 00007ffead7e5710 R08: 0000000000000000 R09: 0000000000000000
[  117.359418][ T2994] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ee
[  117.359807][ T2994] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffead7e5e80
| [  117.363401][   T38] ------------[ cut here ]------------
| [  117.363543][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/38
| [  117.363774][   T38] Modules linked in: vxlan
| [  117.364175][   T38] Tainted: [W]=WARN
[  117.364264][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  117.364420][   T38] Workqueue: events_unbound linkwatch_event
[  117.364577][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  117.364729][   T38] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  117.365157][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[  117.365308][   T38] RAX: 00000000ffffffa6 RBX: ff1100001af88ac0 RCX: 1ff4000000055f02
[  117.365497][   T38] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001af88b7c
[  117.365670][   T38] RBP: ff1100001c041000 R08: 1fe22000035f1171 R09: ff11000001da2ea8
[  117.365844][   T38] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  117.366024][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  117.366199][   T38] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  117.366416][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  117.366573][   T38] CR2: 00007f27108f7808 CR3: 000000000d14d004 CR4: 0000000000771ef0
[  117.366752][   T38] PKRU: 55555554
[  117.366840][   T38] Call Trace:
[  117.366927][   T38]  <TASK>
[  117.366992][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  117.367110][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[  117.367230][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  117.367327][   T38]  netif_state_change (net/core/dev.c:1605)
[  117.367453][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[  117.367601][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[  117.367721][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[  117.367840][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  117.367962][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[  117.368078][   T38]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[  117.368195][   T38]  process_one_work (kernel/workqueue.c:3314)
[  117.368324][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  117.368447][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  117.368571][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  117.368693][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  117.368812][   T38]  kthread (kernel/kthread.c:436)
[  117.368901][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  117.369053][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[  117.369172][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[  117.369292][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  117.369449][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  117.369569][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[  117.369686][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  117.371756][   T38] ------------[ cut here ]------------
| [  117.371875][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/38
| [  117.372108][   T38] Modules linked in: vxlan
| [  117.372504][   T38] Tainted: [W]=WARN
[  117.372596][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  117.372746][   T38] Workqueue: events_unbound linkwatch_event
[  117.372898][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  117.373057][   T38] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  117.373489][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[  117.373642][   T38] RAX: 00000000ffffffa6 RBX: ff1100001af88900 RCX: 1ff4000000055f02
[  117.373816][   T38] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001af889bc
[  117.373995][   T38] RBP: ff110000176c4000 R08: 1fe22000035f1139 R09: ff11000001da2ea8
[  117.374169][   T38] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  117.374354][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  117.374541][   T38] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  117.374748][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  117.374896][   T38] CR2: 00007f27108f7808 CR3: 000000000d14d004 CR4: 0000000000771ef0
[  117.375230][   T38] PKRU: 55555554
[  117.375323][   T38] Call Trace:
[  117.375415][   T38]  <TASK>
[  117.375482][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  117.375677][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[  117.375795][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  117.375884][   T38]  netif_state_change (net/core/dev.c:1605)
[  117.376005][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[  117.376155][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[  117.376272][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[  117.376396][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  117.376522][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[  117.376640][   T38]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[  117.376758][   T38]  process_one_work (kernel/workqueue.c:3314)
[  117.376880][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  117.377003][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  117.377125][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  117.377248][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  117.377372][   T38]  kthread (kernel/kthread.c:436)
[  117.377466][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  117.377613][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[  117.377731][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[  117.377852][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  117.378001][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  117.378120][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[  117.378237][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  117.446040][ T2998] ------------[ cut here ]------------
| [  117.446203][ T2998] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2998
| [  117.446497][ T2998] Modules linked in: vxlan
| [  117.446924][ T2998] Tainted: [W]=WARN
[  117.447038][ T2998] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  117.447211][ T2998] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  117.447395][ T2998] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  117.447893][ T2998] RSP: 0018:ffa00000059b6ee0 EFLAGS: 00010286
[  117.448074][ T2998] RAX: 00000000ffffffa6 RBX: ff110000177fe3c0 RCX: 1ff4000000b36da2
[  117.448280][ T2998] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000177fe47c
[  117.448494][ T2998] RBP: ff110000176c4000 R08: 1fe2200002effc91 R09: ff1100001a9cae58
[  117.448697][ T2998] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  117.448905][ T2998] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  117.449116][ T2998] FS:  00007fbc3ac95840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  117.449365][ T2998] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  117.449542][ T2998] CR2: 00007ffc199fadc8 CR3: 0000000015c8c001 CR4: 0000000000771ef0
[  117.449745][ T2998] PKRU: 55555554
[  117.449848][ T2998] Call Trace:
[  117.449954][ T2998]  <TASK>
[  117.450029][ T2998]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  117.450172][ T2998]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  117.450310][ T2998]  notifier_call_chain (kernel/notifier.c:85)
[  117.450465][ T2998]  __netdev_upper_dev_link (net/core/dev.c:8931)
[  117.450609][ T2998]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  117.450749][ T2998]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  117.450887][ T2998]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  117.451030][ T2998]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[  117.451167][ T2998]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[  117.451306][ T2998]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[  117.451455][ T2998]  ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:45)
[  117.451592][ T2998]  ? netdev_rx_handler_register (net/core/dev.c:5900)
[  117.451729][ T2998]  br_add_if (net/bridge/br_if.c:619)
[  117.451836][ T2998]  do_set_master (net/core/rtnetlink.c:3011)
[  117.451978][ T2998]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  117.452118][ T2998]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  117.452259][ T2998]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  117.452404][ T2998]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  117.452580][ T2998]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  117.452715][ T2998]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  117.452850][ T2998]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  117.452986][ T2998]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  117.453122][ T2998]  ? __kernel_text_address (kernel/extable.c:79)
[  117.453256][ T2998]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  117.453404][ T2998]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  117.453545][ T2998]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  117.453684][ T2998]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  117.453817][ T2998]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  117.453954][ T2998]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  117.454091][ T2998]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  117.454225][ T2998]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  117.454365][ T2998]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  117.454504][ T2998]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  117.454637][ T2998]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  117.454773][ T2998]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  117.454905][ T2998]  ? nla_get_range_signed (lib/nlattr.c:270)
[  117.455048][ T2998]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  117.455186][ T2998]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  117.455326][ T2998]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  117.455463][ T2998]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  117.455596][ T2998]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  117.455729][ T2998]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  117.455863][ T2998]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  117.456004][ T2998]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  117.456140][ T2998]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  117.456275][ T2998]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  117.456416][ T2998]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  117.456558][ T2998]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  117.456695][ T2998]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  117.456830][ T2998]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  117.456972][ T2998]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  117.457105][ T2998]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  117.457245][ T2998]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  117.457383][ T2998]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  117.457524][ T2998]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  117.457660][ T2998]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  117.457796][ T2998]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  117.457934][ T2998]  ? 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))
[  117.458071][ T2998]  ? 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))
[  117.458212][ T2998]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  117.458353][ T2998]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  117.458495][ T2998]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  117.458633][ T2998]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  117.458770][ T2998]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  117.458908][ T2998]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  117.459050][ T2998]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  117.459185][ T2998]  ? copy_msghdr_from_user (net/socket.c:2635)
[  117.459328][ T2998]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  117.459505][ T2998]  ? move_addr_to_kernel (net/socket.c:258)
[  117.459645][ T2998]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  117.459780][ T2998]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  117.459923][ T2998]  ___sys_sendmsg (net/socket.c:2752)
[  117.460064][ T2998]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  117.460233][ T2998]  ? copy_msghdr_from_user (net/socket.c:2603)
[  117.460394][ T2998]  __sys_sendmsg (net/socket.c:2784)
[  117.460540][ T2998]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  117.460676][ T2998]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  117.460847][ T2998]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  117.460987][ T2998]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  117.461124][ T2998]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  117.461260][ T2998]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  117.461406][ T2998]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  117.461557][ T2998]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  117.461727][ T2998] RIP: 0033:0x7fbc3aecf08e
[  117.461872][ T2998] 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
[  117.462367][ T2998] RSP: 002b:00007ffd9d40e500 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  117.462580][ T2998] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fbc3aecf08e
[  117.462788][ T2998] RDX: 0000000000000000 RSI: 00007ffd9d40e5b0 RDI: 0000000000000005
[  117.462993][ T2998] RBP: 00007ffd9d40e510 R08: 0000000000000000 R09: 0000000000000000
[  117.463197][ T2998] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ee
[  117.463409][ T2998] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd9d40ec80
| [  117.465250][ T2998] ------------[ cut here ]------------
| [  117.465397][ T2998] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2998
| [  117.465681][ T2998] Modules linked in: vxlan
| [  117.466113][ T2998] Tainted: [W]=WARN
[  117.466222][ T2998] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  117.466405][ T2998] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  117.466596][ T2998] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  117.467099][ T2998] RSP: 0018:ffa00000059b6ea0 EFLAGS: 00010286
[  117.467493][ T2998] RAX: 00000000ffffffa6 RBX: ff11000014e2b8c0 RCX: 1ff4000000b36d9a
[  117.467702][ T2998] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014e2b97c
[  117.467911][ T2998] RBP: ff110000176c4000 R08: 1fe22000029c5731 R09: ff1100001a9cae58
[  117.468124][ T2998] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[  117.468346][ T2998] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000016d60408
[  117.468664][ T2998] FS:  00007fbc3ac95840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  117.468909][ T2998] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  117.469088][ T2998] CR2: 00007ffc199fadc8 CR3: 0000000015c8c001 CR4: 0000000000771ef0
[  117.470335][ T2998] PKRU: 55555554
[  117.470448][ T2998] Call Trace:
[  117.470558][ T2998]  <TASK>
[  117.470632][ T2998]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[  117.470776][ T2998]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  117.470922][ T2998]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  117.471032][ T2998]  __dev_notify_flags (net/core/dev.c:9787)
[  117.471174][ T2998]  ? netdev_notice (net/core/dev.c:13008)
[  117.471381][ T2998]  ? netif_change_name (net/core/dev.c:1495)
[  117.471532][ T2998]  ? dev_get_min_mp_channel_count (./include/net/netdev_lock.h:30 (discriminator 1))
[  117.471708][ T2998]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  117.471849][ T2998]  __dev_set_promiscuity (net/core/dev.c:9630)
[  117.471991][ T2998]  netif_set_promiscuity (net/core/dev.c:9639)
[  117.472130][ T2998]  dev_set_promiscuity (net/core/dev_api.c:288)
[  117.472270][ T2998]  br_port_set_promisc (net/bridge/br_if.c:108)
[  117.472485][ T2998]  br_manage_promisc (net/bridge/br_if.c:174)
[  117.472629][ T2998]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[  117.472771][ T2998]  br_add_if (net/bridge/br_if.c:242 net/bridge/br_if.c:627)
[  117.472881][ T2998]  do_set_master (net/core/rtnetlink.c:3011)
[  117.473023][ T2998]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  117.473168][ T2998]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  117.473311][ T2998]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  117.473528][ T2998]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  117.473708][ T2998]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  117.473848][ T2998]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  117.473993][ T2998]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  117.474132][ T2998]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  117.474273][ T2998]  ? __kernel_text_address (kernel/extable.c:79)
[  117.474485][ T2998]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  117.474629][ T2998]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  117.474770][ T2998]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  117.474912][ T2998]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  117.475056][ T2998]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  117.475196][ T2998]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  117.475401][ T2998]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  117.475548][ T2998]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  117.475690][ T2998]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  117.475835][ T2998]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  117.475978][ T2998]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  117.476119][ T2998]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  117.476258][ T2998]  ? nla_get_range_signed (lib/nlattr.c:270)
[  117.476472][ T2998]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  117.476615][ T2998]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  117.476853][ T2998]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  117.476992][ T2998]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  117.477133][ T2998]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  117.477437][ T2998]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  117.477575][ T2998]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  117.477715][ T2998]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  117.477852][ T2998]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  117.477991][ T2998]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  117.478130][ T2998]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  117.478437][ T2998]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  117.478577][ T2998]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  117.478716][ T2998]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  117.478855][ T2998]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  117.478995][ T2998]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  117.479136][ T2998]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  117.479274][ T2998]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  117.479482][ T2998]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  117.479623][ T2998]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  117.479761][ T2998]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  117.479902][ T2998]  ? 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))
[  117.480044][ T2998]  ? 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))
[  117.480184][ T2998]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  117.480485][ T2998]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  117.480624][ T2998]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  117.480763][ T2998]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  117.480904][ T2998]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  117.481046][ T2998]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  117.481188][ T2998]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  117.481388][ T2998]  ? copy_msghdr_from_user (net/socket.c:2635)
[  117.481534][ T2998]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  117.481709][ T2998]  ? move_addr_to_kernel (net/socket.c:258)
[  117.481946][ T2998]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  117.482086][ T2998]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  117.482226][ T2998]  ___sys_sendmsg (net/socket.c:2752)
[  117.482430][ T2998]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  117.482602][ T2998]  ? copy_msghdr_from_user (net/socket.c:2603)
[  117.482757][ T2998]  __sys_sendmsg (net/socket.c:2784)
[  117.482992][ T2998]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  117.483130][ T2998]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  117.483307][ T2998]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  117.483514][ T2998]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  117.483656][ T2998]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  117.483794][ T2998]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  117.483932][ T2998]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  117.484169][ T2998]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  117.484434][ T2998] RIP: 0033:0x7fbc3aecf08e
[  117.484578][ T2998] 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
[  117.485166][ T2998] RSP: 002b:00007ffd9d40e500 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  117.485477][ T2998] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fbc3aecf08e
[  117.485684][ T2998] RDX: 0000000000000000 RSI: 00007ffd9d40e5b0 RDI: 0000000000000005
[  117.485889][ T2998] RBP: 00007ffd9d40e510 R08: 0000000000000000 R09: 0000000000000000
[  117.486191][ T2998] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ee
[  117.486499][ T2998] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd9d40ec80
| [  117.489185][ T2998] ------------[ cut here ]------------
| [  117.489825][ T2998] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2998
| [  117.490090][ T2998] Modules linked in: vxlan
| [  117.490560][ T2998] Tainted: [W]=WARN
[  117.490659][ T2998] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  117.490820][ T2998] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  117.490989][ T2998] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  117.491553][ T2998] RSP: 0018:ffa00000059b7000 EFLAGS: 00010286
[  117.491718][ T2998] RAX: 00000000ffffffa6 RBX: ff11000019d74580 RCX: 1ff4000000b36dc6
[  117.491911][ T2998] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000019d7463c
[  117.492109][ T2998] RBP: ff1100001bfda000 R08: 1fe22000033ae8c9 R09: ff1100001a9cae58
[  117.492303][ T2998] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  117.492608][ T2998] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  117.492802][ T2998] FS:  00007fbc3ac95840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  117.493033][ T2998] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  117.493194][ T2998] CR2: 0000562828833ff8 CR3: 0000000015c8c006 CR4: 0000000000771ef0
[  117.493485][ T2998] PKRU: 55555554
[  117.493687][ T2998] Call Trace:
[  117.493784][ T2998]  <TASK>
[  117.493853][ T2998]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  117.493986][ T2998]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  117.494115][ T2998]  notifier_call_chain (kernel/notifier.c:85)
[  117.494246][ T2998]  call_netdevice_notifiers (net/core/dev.c:2287 net/core/dev.c:2301)
[  117.494466][ T2998]  ? __dev_open (./include/net/netdev_lock.h:33)
[  117.494595][ T2998]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[  117.494725][ T2998]  br_add_if (net/bridge/br_if.c:679)
[  117.494826][ T2998]  do_set_master (net/core/rtnetlink.c:3011)
[  117.494955][ T2998]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  117.495086][ T2998]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  117.495218][ T2998]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  117.495442][ T2998]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  117.495603][ T2998]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  117.495731][ T2998]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  117.495858][ T2998]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  117.495989][ T2998]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  117.496119][ T2998]  ? __kernel_text_address (kernel/extable.c:79)
[  117.496249][ T2998]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  117.496483][ T2998]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  117.496611][ T2998]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  117.496739][ T2998]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  117.496867][ T2998]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  117.496999][ T2998]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  117.497127][ T2998]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  117.497258][ T2998]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  117.497484][ T2998]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  117.497620][ T2998]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  117.497748][ T2998]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  117.497878][ T2998]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  117.498009][ T2998]  ? nla_get_range_signed (lib/nlattr.c:270)
[  117.498141][ T2998]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  117.498276][ T2998]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  117.498504][ T2998]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  117.498633][ T2998]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  117.498761][ T2998]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  117.498887][ T2998]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  117.499017][ T2998]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  117.499147][ T2998]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  117.499278][ T2998]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  117.499513][ T2998]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  117.499646][ T2998]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  117.499775][ T2998]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  117.499905][ T2998]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  117.500038][ T2998]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  117.500167][ T2998]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  117.500297][ T2998]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  117.500530][ T2998]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  117.500659][ T2998]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  117.500788][ T2998]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  117.500917][ T2998]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  117.501048][ T2998]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  117.501182][ T2998]  ? 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))
[  117.501313][ T2998]  ? 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))
[  117.501552][ T2998]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  117.501682][ T2998]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  117.501811][ T2998]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  117.501941][ T2998]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  117.502073][ T2998]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  117.502204][ T2998]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  117.502412][ T2998]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  117.502548][ T2998]  ? copy_msghdr_from_user (net/socket.c:2635)
[  117.502679][ T2998]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  117.502838][ T2998]  ? move_addr_to_kernel (net/socket.c:258)
[  117.502977][ T2998]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  117.503106][ T2998]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  117.503237][ T2998]  ___sys_sendmsg (net/socket.c:2752)
[  117.503474][ T2998]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  117.503634][ T2998]  ? copy_msghdr_from_user (net/socket.c:2603)
[  117.503777][ T2998]  __sys_sendmsg (net/socket.c:2784)
[  117.503906][ T2998]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  117.504037][ T2998]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  117.504200][ T2998]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  117.504419][ T2998]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  117.504554][ T2998]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  117.504683][ T2998]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  117.504815][ T2998]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  117.504947][ T2998]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  117.505108][ T2998] RIP: 0033:0x7fbc3aecf08e
[  117.505244][ T2998] 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
[  117.505805][ T2998] RSP: 002b:00007ffd9d40e500 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  117.506005][ T2998] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fbc3aecf08e
[  117.506200][ T2998] RDX: 0000000000000000 RSI: 00007ffd9d40e5b0 RDI: 0000000000000005
[  117.506483][ T2998] RBP: 00007ffd9d40e510 R08: 0000000000000000 R09: 0000000000000000
[  117.506676][ T2998] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ee
[  117.506870][ T2998] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd9d40ec80
| [  117.516254][ T2998] ------------[ cut here ]------------
| [  117.516499][ T2998] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2998
| [  117.516755][ T2998] Modules linked in: vxlan
| [  117.517148][ T2998] Tainted: [W]=WARN
[  117.517246][ T2998] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  117.517418][ T2998] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  117.517593][ T2998] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  117.518061][ T2998] RSP: 0018:ffa00000059b6f78 EFLAGS: 00010286
[  117.518226][ T2998] RAX: 00000000ffffffa6 RBX: ff11000019d74900 RCX: 1ff4000000b36db5
[  117.518429][ T2998] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000019d749bc
[  117.518622][ T2998] RBP: ff1100001bfda000 R08: 1fe22000033ae939 R09: ff1100001a9cae58
[  117.518814][ T2998] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  117.519010][ T2998] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[  117.519205][ T2998] FS:  00007fbc3ac95840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  117.519441][ T2998] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  117.519604][ T2998] CR2: 00005628289b9328 CR3: 0000000015c8c003 CR4: 0000000000771ef0
[  117.519798][ T2998] PKRU: 55555554
[  117.519898][ T2998] Call Trace:
[  117.519999][ T2998]  <TASK>
[  117.520067][ T2998]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  117.520199][ T2998]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  117.520334][ T2998]  notifier_call_chain (kernel/notifier.c:85)
[  117.520469][ T2998]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[  117.520637][ T2998]  ? netdev_change_features (net/core/dev.c:11117)
[  117.520767][ T2998]  ? br_opt_toggle (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:767 net/bridge/br.c:391)
[  117.520899][ T2998]  br_add_if (net/bridge/br_if.c:683)
[  117.521005][ T2998]  do_set_master (net/core/rtnetlink.c:3011)
[  117.521134][ T2998]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  117.521266][ T2998]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  117.521404][ T2998]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  117.521541][ T2998]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  117.521701][ T2998]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  117.521831][ T2998]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  117.521965][ T2998]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  117.522094][ T2998]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  117.522223][ T2998]  ? __kernel_text_address (kernel/extable.c:79)
[  117.522358][ T2998]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  117.522499][ T2998]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  117.522628][ T2998]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  117.522769][ T2998]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  117.522901][ T2998]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  117.523033][ T2998]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  117.523160][ T2998]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  117.523289][ T2998]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  117.523434][ T2998]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  117.523564][ T2998]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  117.523695][ T2998]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  117.523826][ T2998]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  117.523961][ T2998]  ? nla_get_range_signed (lib/nlattr.c:270)
[  117.524093][ T2998]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  117.524226][ T2998]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  117.524362][ T2998]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  117.524497][ T2998]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  117.524628][ T2998]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  117.524760][ T2998]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  117.524891][ T2998]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  117.525025][ T2998]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  117.525152][ T2998]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  117.525281][ T2998]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  117.525415][ T2998]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  117.525552][ T2998]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  117.525682][ T2998]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  117.525811][ T2998]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  117.525945][ T2998]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  117.526074][ T2998]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  117.526205][ T2998]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  117.526341][ T2998]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  117.526475][ T2998]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  117.526605][ T2998]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  117.526734][ T2998]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  117.526867][ T2998]  ? 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))
[  117.527002][ T2998]  ? 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))
[  117.527134][ T2998]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  117.527265][ T2998]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  117.527403][ T2998]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  117.527540][ T2998]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  117.527672][ T2998]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  117.527805][ T2998]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  117.527939][ T2998]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  117.528072][ T2998]  ? copy_msghdr_from_user (net/socket.c:2635)
[  117.528203][ T2998]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  117.528370][ T2998]  ? move_addr_to_kernel (net/socket.c:258)
[  117.528511][ T2998]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  117.528647][ T2998]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  117.528778][ T2998]  ___sys_sendmsg (net/socket.c:2752)
[  117.528909][ T2998]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  117.529074][ T2998]  ? copy_msghdr_from_user (net/socket.c:2603)
[  117.529216][ T2998]  __sys_sendmsg (net/socket.c:2784)
[  117.529353][ T2998]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  117.529489][ T2998]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  117.529653][ T2998]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  117.529784][ T2998]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  117.529918][ T2998]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  117.530049][ T2998]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  117.530186][ T2998]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  117.530325][ T2998]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  117.530492][ T2998] RIP: 0033:0x7fbc3aecf08e
[  117.530628][ T2998] 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
[  117.531096][ T2998] RSP: 002b:00007ffd9d40e500 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  117.531291][ T2998] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fbc3aecf08e
[  117.531503][ T2998] RDX: 0000000000000000 RSI: 00007ffd9d40e5b0 RDI: 0000000000000005
[  117.531697][ T2998] RBP: 00007ffd9d40e510 R08: 0000000000000000 R09: 0000000000000000
[  117.531892][ T2998] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ee
[  117.532089][ T2998] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd9d40ec80
| [  117.796021][ T3020] ------------[ cut here ]------------
| [  117.796372][ T3020] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3020
| [  117.796914][ T3020] Modules linked in: vxlan
| [  117.797762][ T3020] Tainted: [W]=WARN
[  117.797995][ T3020] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  117.798353][ T3020] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  117.798728][ T3020] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  117.799616][ T3020] RSP: 0018:ffa0000005a17090 EFLAGS: 00010286
[  117.799959][ T3020] RAX: 00000000ffffffa6 RBX: ff1100000549d1c0 RCX: 1ff4000000b42dd8
[  117.800363][ T3020] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000549d27c
[  117.800767][ T3020] RBP: ff1100001c041000 R08: 1fe2200000a93a51 R09: ff110000175e0b80
[  117.801160][ T3020] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  117.801577][ T3020] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[  117.801978][ T3020] FS:  00007fed5d45c840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  117.802454][ T3020] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  117.802797][ T3020] CR2: 000000000042e5e0 CR3: 0000000016430003 CR4: 0000000000771ef0
[  117.803194][ T3020] PKRU: 55555554
[  117.803443][ T3020] Call Trace:
[  117.803671][ T3020]  <TASK>
[  117.803848][ T3020]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  117.804122][ T3020]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  117.804434][ T3020]  notifier_call_chain (kernel/notifier.c:85)
[  117.804726][ T3020]  __netdev_upper_dev_link (net/core/dev.c:8931)
[  117.805014][ T3020]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  117.805305][ T3020]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[  117.805625][ T3020]  netdev_upper_dev_link (net/core/dev.c:8972)
[  117.805914][ T3020]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[  117.806198][ T3020]  register_vlan_dev (net/8021q/vlan.c:183)
[  117.806504][ T3020]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  117.806793][ T3020]  vlan_newlink (net/8021q/vlan_netlink.c:194)
[  117.807078][ T3020]  ? nla_strscpy (lib/nlattr.c:795)
[  117.807381][ T3020]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[  117.807678][ T3020]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  117.807961][ T3020]  ? __dev_get_by_name (net/core/dev.c:883)
[  117.808243][ T3020]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  117.808565][ T3020]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  117.808860][ T3020]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  117.809149][ T3020]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  117.809457][ T3020]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  117.809746][ T3020]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  117.810032][ T3020]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  117.810334][ T3020]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  117.810639][ T3020]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  117.810926][ T3020]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  117.811210][ T3020]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  117.811524][ T3020]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  117.811809][ T3020]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  117.812095][ T3020]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  117.812401][ T3020]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  117.812691][ T3020]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  117.812973][ T3020]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  117.813243][ T3020]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  117.813554][ T3020]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  117.813847][ T3020]  ? 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))
[  117.814126][ T3020]  ? 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))
[  117.814441][ T3020]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  117.814730][ T3020]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  117.815013][ T3020]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  117.815298][ T3020]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  117.815609][ T3020]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  117.815895][ T3020]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  117.816181][ T3020]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  117.816492][ T3020]  ? copy_msghdr_from_user (net/socket.c:2635)
[  117.816777][ T3020]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  117.817112][ T3020]  ? move_addr_to_kernel (net/socket.c:258)
[  117.817420][ T3020]  ___sys_sendmsg (net/socket.c:2752)
[  117.817710][ T3020]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  117.817989][ T3020]  ? copy_msghdr_from_user (net/socket.c:2603)
[  117.818286][ T3020]  ? 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))
[  117.818606][ T3020]  __sys_sendmsg (net/socket.c:2784)
[  117.818892][ T3020]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  117.819183][ T3020]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  117.819491][ T3020]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  117.819780][ T3020]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  117.820062][ T3020]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  117.820361][ T3020]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  117.820653][ T3020]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  117.820996][ T3020] RIP: 0033:0x7fed5d69608e
[  117.821290][ T3020] 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
[  117.822155][ T3020] RSP: 002b:00007ffd65feee20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  117.822582][ T3020] RAX: ffffffffffffffda RBX: 00007ffd65fef5e0 RCX: 00007fed5d69608e
[  117.822979][ T3020] RDX: 0000000000000000 RSI: 00007ffd65feeed0 RDI: 0000000000000005
[  117.823392][ T3020] RBP: 00007ffd65feee30 R08: 0000000000000000 R09: 0000000000000000
[  117.823789][ T3020] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ee
[  117.824177][ T3020] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd65fef5a0
| [  117.827370][ T3020] ------------[ cut here ]------------
| [  117.827641][ T3020] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3020
| [  117.828107][ T3020] Modules linked in: vxlan
| [  117.828909][ T3020] Tainted: [W]=WARN
[  117.829126][ T3020] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  117.829478][ T3020] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  117.829819][ T3020] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  117.830680][ T3020] RSP: 0018:ffa0000005a171b0 EFLAGS: 00010286
[  117.831008][ T3020] RAX: 00000000ffffffa6 RBX: ff1100000549d540 RCX: 1ff4000000b42dfc
[  117.831403][ T3020] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000549d5fc
[  117.831796][ T3020] RBP: ff1100001b1e1000 R08: 1fe2200000a93ac1 R09: ff110000175e0b80
[  117.832177][ T3020] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  117.832583][ T3020] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab76b3a0
[  117.832963][ T3020] FS:  00007fed5d45c840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  117.833411][ T3020] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  117.833751][ T3020] CR2: 000000000042e5e0 CR3: 0000000016430003 CR4: 0000000000771ef0
[  117.834129][ T3020] PKRU: 55555554
[  117.834363][ T3020] Call Trace:
[  117.834591][ T3020]  <TASK>
[  117.834759][ T3020]  ? register_vlan_dev (net/8021q/vlan.c:188)
[  117.835030][ T3020]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  117.835309][ T3020]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  117.835613][ T3020]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  117.835838][ T3020]  __dev_notify_flags (net/core/dev.c:9787)
[  117.836109][ T3020]  ? netdev_update_features (net/core/dev.c:11098)
[  117.836402][ T3020]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[  117.836739][ T3020]  ? netif_change_name (net/core/dev.c:1495)
[  117.837012][ T3020]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  117.837278][ T3020]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[  117.837584][ T3020]  ? register_vlan_dev (net/8021q/vlan.c:196)
[  117.837861][ T3020]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  117.838135][ T3020]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[  117.838432][ T3020]  ? nla_strscpy (lib/nlattr.c:795)
[  117.838711][ T3020]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[  117.838993][ T3020]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  117.839270][ T3020]  ? __dev_get_by_name (net/core/dev.c:883)
[  117.839571][ T3020]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  117.839859][ T3020]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  117.840139][ T3020]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  117.840442][ T3020]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  117.840713][ T3020]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  117.840990][ T3020]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  117.841266][ T3020]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  117.841563][ T3020]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  117.841849][ T3020]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  117.842126][ T3020]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  117.842421][ T3020]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  117.842709][ T3020]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  117.842988][ T3020]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  117.843258][ T3020]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  117.843560][ T3020]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  117.843832][ T3020]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  117.844110][ T3020]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  117.844405][ T3020]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  117.844695][ T3020]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  117.844974][ T3020]  ? 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))
[  117.845245][ T3020]  ? 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))
[  117.845569][ T3020]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  117.845848][ T3020]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  117.846122][ T3020]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  117.846418][ T3020]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  117.846707][ T3020]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  117.846981][ T3020]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  117.847257][ T3020]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  117.847553][ T3020]  ? copy_msghdr_from_user (net/socket.c:2635)
[  117.847840][ T3020]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  117.848150][ T3020]  ? move_addr_to_kernel (net/socket.c:258)
[  117.848462][ T3020]  ___sys_sendmsg (net/socket.c:2752)
[  117.848734][ T3020]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  117.849006][ T3020]  ? copy_msghdr_from_user (net/socket.c:2603)
[  117.849299][ T3020]  ? 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))
[  117.849609][ T3020]  __sys_sendmsg (net/socket.c:2784)
[  117.849885][ T3020]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  117.850168][ T3020]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  117.850464][ T3020]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  117.850741][ T3020]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  117.851014][ T3020]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  117.851288][ T3020]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  117.851592][ T3020]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  117.851924][ T3020] RIP: 0033:0x7fed5d69608e
[  117.852188][ T3020] 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
[  117.853043][ T3020] RSP: 002b:00007ffd65feee20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  117.853448][ T3020] RAX: ffffffffffffffda RBX: 00007ffd65fef5e0 RCX: 00007fed5d69608e
[  117.853835][ T3020] RDX: 0000000000000000 RSI: 00007ffd65feeed0 RDI: 0000000000000005
[  117.854214][ T3020] RBP: 00007ffd65feee30 R08: 0000000000000000 R09: 0000000000000000
[  117.854623][ T3020] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ee
[  117.855004][ T3020] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd65fef5a0
| [  117.944382][ T3022] ------------[ cut here ]------------
| [  117.944681][ T3022] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3022
| [  117.945161][ T3022] Modules linked in: vxlan
| [  117.946059][ T3022] Tainted: [W]=WARN
[  117.946273][ T3022] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  117.946628][ T3022] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  117.946968][ T3022] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  117.947815][ T3022] RSP: 0018:ffa0000005a37020 EFLAGS: 00010286
[  117.948140][ T3022] RAX: 00000000ffffffa6 RBX: ff1100001af891c0 RCX: 1ff4000000b46dca
[  117.948551][ T3022] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001af8927c
[  117.948927][ T3022] RBP: ff1100001b1e1000 R08: 1fe22000035f1251 R09: ff1100001ac98b58
[  117.949300][ T3022] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[  117.949703][ T3022] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  117.950089][ T3022] FS:  00007f9b42244840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  117.950557][ T3022] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  117.950883][ T3022] CR2: 000000002e348988 CR3: 000000001ac89006 CR4: 0000000000771ef0
[  117.951236][ T3022] PKRU: 55555554
[  117.951476][ T3022] Call Trace:
[  117.951692][ T3022]  <TASK>
[  117.951858][ T3022]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  117.952129][ T3022]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  117.952508][ T3022]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  117.952929][ T3022]  __dev_notify_flags (net/core/dev.c:9787)
[  117.953283][ T3022]  ? netif_change_name (net/core/dev.c:1495)
[  117.953578][ T3022]  ? __dev_change_flags (net/core/dev.c:9752)
[  117.953854][ T3022]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[  117.954123][ T3022]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  117.954411][ T3022]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  117.954708][ T3022]  netif_change_flags (net/core/dev.c:9820)
[  117.954980][ T3022]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  117.955256][ T3022]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[  117.955557][ T3022]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  117.955826][ T3022]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  117.956149][ T3022]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  117.956439][ T3022]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  117.956711][ T3022]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  117.956977][ T3022]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  117.957250][ T3022]  ? __kernel_text_address (kernel/extable.c:79)
[  117.957545][ T3022]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  117.957820][ T3022]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  117.958087][ T3022]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  117.958371][ T3022]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  117.958649][ T3022]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  117.958916][ T3022]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  117.959180][ T3022]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  117.959474][ T3022]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  117.959747][ T3022]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  117.960015][ T3022]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  117.960285][ T3022]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  117.960586][ T3022]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  117.960863][ T3022]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  117.961140][ T3022]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  117.961439][ T3022]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  117.961709][ T3022]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  117.961979][ T3022]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  117.962237][ T3022]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  117.962531][ T3022]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  117.962806][ T3022]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  117.963071][ T3022]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  117.963353][ T3022]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  117.963633][ T3022]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  117.963906][ T3022]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  117.964178][ T3022]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  117.964471][ T3022]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  117.964742][ T3022]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  117.965012][ T3022]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  117.965285][ T3022]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  117.965582][ T3022]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  117.965855][ T3022]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  117.966110][ T3022]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  117.966404][ T3022]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  117.966693][ T3022]  ? 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))
[  117.966962][ T3022]  ? 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))
[  117.967235][ T3022]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  117.967533][ T3022]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  117.967806][ T3022]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  117.968074][ T3022]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  117.968361][ T3022]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  117.968647][ T3022]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  117.968921][ T3022]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  117.969189][ T3022]  ? copy_msghdr_from_user (net/socket.c:2635)
[  117.969482][ T3022]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  117.969799][ T3022]  ? move_addr_to_kernel (net/socket.c:258)
[  117.970067][ T3022]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  117.970352][ T3022]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  117.970644][ T3022]  ___sys_sendmsg (net/socket.c:2752)
[  117.970915][ T3022]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  117.971232][ T3022]  ? copy_msghdr_from_user (net/socket.c:2603)
[  117.971551][ T3022]  __sys_sendmsg (net/socket.c:2784)
[  117.971823][ T3022]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  117.972088][ T3022]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  117.972438][ T3022]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  117.972712][ T3022]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  117.972982][ T3022]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  117.973254][ T3022]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  117.973547][ T3022]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  117.973823][ T3022]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  117.974142][ T3022] RIP: 0033:0x7f9b4247e08e
[  117.974448][ T3022] 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
[  117.975230][ T3022] RSP: 002b:00007fff3c41daf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  117.975629][ T3022] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9b4247e08e
[  117.976006][ T3022] RDX: 0000000000000000 RSI: 00007fff3c41dba0 RDI: 0000000000000005
[  117.976404][ T3022] RBP: 00007fff3c41db00 R08: 0000000000000000 R09: 0000000000000000
[  117.976786][ T3022] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ef
[  117.977160][ T3022] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff3c41e270
| [  118.022108][ T3023] ------------[ cut here ]------------
| [  118.022273][ T3023] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3023
| [  118.022570][ T3023] Modules linked in: vxlan
| [  118.023008][ T3023] Tainted: [W]=WARN
[  118.023117][ T3023] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  118.023291][ T3023] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  118.023492][ T3023] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  118.023994][ T3023] RSP: 0018:ffa0000005a46f70 EFLAGS: 00010286
[  118.024173][ T3023] RAX: 00000000ffffffa6 RBX: ff110000027863c0 RCX: 1ff4000000b48db4
[  118.024389][ T3023] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278647c
[  118.024608][ T3023] RBP: ff11000008291000 R08: 1fe22000004f0c91 R09: ff1100001ac9d180
[  118.024817][ T3023] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  118.025025][ T3023] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  118.025234][ T3023] FS:  00007ff9912b0840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  118.025495][ T3023] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  118.025671][ T3023] CR2: 00000000340f8a28 CR3: 0000000016e0c003 CR4: 0000000000771ef0
[  118.025878][ T3023] PKRU: 55555554
[  118.025986][ T3023] Call Trace:
[  118.026090][ T3023]  <TASK>
[  118.026162][ T3023]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  118.026302][ T3023]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  118.026977][ T3023]  notifier_call_chain (kernel/notifier.c:85)
[  118.027126][ T3023]  __netdev_upper_dev_link (net/core/dev.c:8931)
[  118.027270][ T3023]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  118.027420][ T3023]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[  118.027570][ T3023]  netdev_upper_dev_link (net/core/dev.c:8972)
[  118.027708][ T3023]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[  118.027848][ T3023] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[  118.028000][ T3023]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[  118.028144][ T3023] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[  118.028285][ T3023]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[  118.028439][ T3023]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[  118.028579][ T3023]  ? nla_strscpy (lib/nlattr.c:795)
[  118.028720][ T3023]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[  118.028860][ T3023]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  118.029004][ T3023]  ? __dev_get_by_name (net/core/dev.c:883)
[  118.029143][ T3023]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  118.029288][ T3023]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  118.029443][ T3023]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  118.029584][ T3023]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  118.029724][ T3023]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  118.029863][ T3023]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  118.030005][ T3023]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  118.030143][ T3023]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  118.030285][ T3023]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  118.030438][ T3023]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  118.030578][ T3023]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  118.030715][ T3023]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  118.030854][ T3023]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  118.030994][ T3023]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  118.031136][ T3023]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  118.031273][ T3023]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  118.031419][ T3023]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  118.031564][ T3023]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  118.031703][ T3023]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  118.031845][ T3023]  ? 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))
[  118.031987][ T3023]  ? 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))
[  118.032127][ T3023]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  118.032269][ T3023]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  118.032414][ T3023]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  118.032561][ T3023]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  118.032701][ T3023]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  118.032840][ T3023]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  118.032983][ T3023]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  118.033126][ T3023]  ? copy_msghdr_from_user (net/socket.c:2635)
[  118.033266][ T3023]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  118.033451][ T3023]  ? move_addr_to_kernel (net/socket.c:258)
[  118.033591][ T3023]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  118.033730][ T3023]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  118.033869][ T3023]  ___sys_sendmsg (net/socket.c:2752)
[  118.034010][ T3023]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  118.034183][ T3023]  ? copy_msghdr_from_user (net/socket.c:2603)
[  118.034341][ T3023]  __sys_sendmsg (net/socket.c:2784)
[  118.034492][ T3023]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  118.034629][ T3023]  ? vfs_write (./include/linux/fsnotify.h:96 ./include/linux/fsnotify.h:113 ./include/linux/fsnotify.h:127 ./include/linux/fsnotify.h:116 ./include/linux/fsnotify.h:433 fs/read_write.c:692)
[  118.034771][ T3023]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  118.034909][ T3023]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  118.035052][ T3023]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  118.035191][ T3023]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  118.035336][ T3023]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  118.035482][ T3023]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  118.035653][ T3023] RIP: 0033:0x7ff9914ea08e
[  118.035797][ T3023] 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
[  118.036292][ T3023] RSP: 002b:00007ffdc733b140 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  118.036515][ T3023] RAX: ffffffffffffffda RBX: 00007ffdc733b8e8 RCX: 00007ff9914ea08e
[  118.036722][ T3023] RDX: 0000000000000000 RSI: 00007ffdc733b1f0 RDI: 0000000000000005
[  118.036929][ T3023] RBP: 00007ffdc733b150 R08: 0000000000000000 R09: 0000000000000000
[  118.037140][ T3023] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ef
[  118.037364][ T3023] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdc733b8c0
| [  118.038976][ T3023] ------------[ cut here ]------------
| [  118.039110][ T3023] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3023
| [  118.039390][ T3023] Modules linked in: vxlan
| [  118.039812][ T3023] Tainted: [W]=WARN
[  118.039916][ T3023] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  118.040092][ T3023] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  118.040270][ T3023] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  118.040772][ T3023] RSP: 0018:ffa0000005a46fd0 EFLAGS: 00010286
[  118.040947][ T3023] RAX: 00000000ffffffa6 RBX: ff110000027871c0 RCX: 1ff4000000b48dc0
[  118.041156][ T3023] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278727c
[  118.041370][ T3023] RBP: ff1100001b20a000 R08: 1fe22000004f0e51 R09: ff1100001ac9d180
[  118.041580][ T3023] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  118.041786][ T3023] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001b20ae44
[  118.041996][ T3023] FS:  00007ff9912b0840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  118.042240][ T3023] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  118.042418][ T3023] CR2: 00000000340f8a28 CR3: 0000000016e0c003 CR4: 0000000000771ef0
[  118.042632][ T3023] PKRU: 55555554
[  118.042735][ T3023] Call Trace:
[  118.042837][ T3023]  <TASK>
[  118.042910][ T3023]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  118.043054][ T3023]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  118.043159][ T3023]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  118.043298][ T3023]  __dev_notify_flags (net/core/dev.c:9787)
[  118.043448][ T3023]  ? netif_change_name (net/core/dev.c:1495)
[  118.043588][ T3023]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[  118.043727][ T3023]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[  118.043873][ T3023]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[  118.044015][ T3023] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[  118.044157][ T3023]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[  118.044299][ T3023] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[  118.044450][ T3023]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[  118.044594][ T3023]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[  118.044731][ T3023]  ? nla_strscpy (lib/nlattr.c:795)
[  118.044872][ T3023]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[  118.045016][ T3023]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  118.045153][ T3023]  ? __dev_get_by_name (net/core/dev.c:883)
[  118.045291][ T3023]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  118.045456][ T3023]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  118.045600][ T3023]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  118.045740][ T3023]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  118.045880][ T3023]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  118.046021][ T3023]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  118.046158][ T3023]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  118.046297][ T3023]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  118.046449][ T3023]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  118.046589][ T3023]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  118.046727][ T3023]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  118.046868][ T3023]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  118.047011][ T3023]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  118.047148][ T3023]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  118.047289][ T3023]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  118.047436][ T3023]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  118.047580][ T3023]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  118.047719][ T3023]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  118.047860][ T3023]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  118.048010][ T3023]  ? 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))
[  118.048156][ T3023]  ? 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))
[  118.048296][ T3023]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  118.048444][ T3023]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  118.048583][ T3023]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  118.048724][ T3023]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  118.048864][ T3023]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  118.049006][ T3023]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  118.049148][ T3023]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  118.049289][ T3023]  ? copy_msghdr_from_user (net/socket.c:2635)
[  118.049438][ T3023]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  118.049608][ T3023]  ? move_addr_to_kernel (net/socket.c:258)
[  118.049746][ T3023]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  118.049884][ T3023]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  118.050024][ T3023]  ___sys_sendmsg (net/socket.c:2752)
[  118.050163][ T3023]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  118.050338][ T3023]  ? copy_msghdr_from_user (net/socket.c:2603)
[  118.050496][ T3023]  __sys_sendmsg (net/socket.c:2784)
[  118.050635][ T3023]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  118.050771][ T3023]  ? vfs_write (./include/linux/fsnotify.h:96 ./include/linux/fsnotify.h:113 ./include/linux/fsnotify.h:127 ./include/linux/fsnotify.h:116 ./include/linux/fsnotify.h:433 fs/read_write.c:692)
[  118.050911][ T3023]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  118.051053][ T3023]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  118.051192][ T3023]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  118.051334][ T3023]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  118.051475][ T3023]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  118.051618][ T3023]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  118.051788][ T3023] RIP: 0033:0x7ff9914ea08e
[  118.051934][ T3023] 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
[  118.052440][ T3023] RSP: 002b:00007ffdc733b140 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  118.052649][ T3023] RAX: ffffffffffffffda RBX: 00007ffdc733b8e8 RCX: 00007ff9914ea08e
[  118.052856][ T3023] RDX: 0000000000000000 RSI: 00007ffdc733b1f0 RDI: 0000000000000005
[  118.053066][ T3023] RBP: 00007ffdc733b150 R08: 0000000000000000 R09: 0000000000000000
[  118.053278][ T3023] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ef
[  118.053498][ T3023] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdc733b8c0
| [  118.078126][ T3024] ------------[ cut here ]------------
| [  118.078274][ T3024] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3024
| [  118.079168][ T3024] Modules linked in: vxlan
| [  118.079579][ T3024] Tainted: [W]=WARN
[  118.079676][ T3024] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  118.079839][ T3024] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  118.080010][ T3024] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  118.080516][ T3024] RSP: 0018:ffa0000005a57150 EFLAGS: 00010286
[  118.080684][ T3024] RAX: 00000000ffffffa6 RBX: ff11000014560740 RCX: 1ff4000000b4adf0
[  118.080878][ T3024] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000145607fc
[  118.081074][ T3024] RBP: ff1100001bfda000 R08: 1fe22000028ac101 R09: ff11000013d25158
[  118.081268][ T3024] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  118.081473][ T3024] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015d1ea40
[  118.081671][ T3024] FS:  00007fdc11c0d840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  118.081900][ T3024] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  118.082066][ T3024] CR2: 00000000004ec918 CR3: 000000001c03f005 CR4: 0000000000771ef0
[  118.082263][ T3024] PKRU: 55555554
[  118.082364][ T3024] Call Trace:
[  118.082468][ T3024]  <TASK>
[  118.082542][ T3024]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  118.082675][ T3024]  ? notifier_call_chain (kernel/notifier.c:85)
[  118.082807][ T3024]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  118.082907][ T3024]  netif_state_change (net/core/dev.c:1605)
[  118.083042][ T3024]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[  118.083202][ T3024]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6))
[  118.083372][ T3024]  linkwatch_sync_dev (net/core/link_watch.c:295)
[  118.083507][ T3024]  rtnl_getlink (net/core/rtnetlink.c:4273)
[  118.083640][ T3024]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  118.083770][ T3024]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  118.083898][ T3024]  ? rtnl_dump_ifinfo (./include/net/netlink.h:1236)
[  118.084029][ T3024]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  118.084157][ T3024]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  118.084285][ T3024]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  118.084448][ T3024]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  118.084581][ T3024]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  118.084711][ T3024]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  118.084840][ T3024]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  118.084972][ T3024]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  118.085103][ T3024]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  118.085234][ T3024]  ? rtnl_dump_ifinfo (./include/net/netlink.h:1236)
[  118.085365][ T3024]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  118.085508][ T3024]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  118.085637][ T3024]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  118.085765][ T3024]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  118.085897][ T3024]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  118.086028][ T3024]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  118.086157][ T3024]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  118.086284][ T3024]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  118.086419][ T3024]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  118.086557][ T3024]  ? 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))
[  118.086685][ T3024]  ? 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))
[  118.086815][ T3024]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  118.086947][ T3024]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  118.087076][ T3024]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  118.087209][ T3024]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  118.087345][ T3024]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  118.087479][ T3024]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  118.087610][ T3024]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  118.087737][ T3024]  ? copy_msghdr_from_user (net/socket.c:2635)
[  118.087866][ T3024]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  118.088025][ T3024]  ? move_addr_to_kernel (net/socket.c:258)
[  118.088153][ T3024]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  118.088283][ T3024]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  118.088456][ T3024]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  118.088583][ T3024]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  118.088743][ T3024]  ___sys_sendmsg (net/socket.c:2752)
[  118.088873][ T3024]  ? copy_msghdr_from_user (net/socket.c:2603)
[  118.089002][ T3024]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  118.089138][ T3024]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[  118.089264][ T3024]  ? do_getsockname (net/socket.c:2192)
[  118.089400][ T3024]  __sys_sendmsg (net/socket.c:2784)
[  118.089533][ T3024]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  118.089663][ T3024]  ? __sys_getsockname (net/socket.c:2210)
[  118.089789][ T3024]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  118.089916][ T3024]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  118.090050][ T3024]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  118.090182][ T3024]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  118.090313][ T3024]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  118.090483][ T3024] RIP: 0033:0x7fdc11e4708e
[  118.090620][ T3024] 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
[  118.091079][ T3024] RSP: 002b:00007ffecdb2ffd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  118.091271][ T3024] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fdc11e4708e
[  118.091471][ T3024] RDX: 0000000000000000 RSI: 00007ffecdb30080 RDI: 0000000000000006
[  118.091662][ T3024] RBP: 00007ffecdb2ffe0 R08: 0000000000000000 R09: 0000000000000000
[  118.091850][ T3024] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ef
[  118.092043][ T3024] R13: 00007ffecdb30130 R14: 00007ffecdb31d78 R15: 00000000fffffff5
| [  118.098055][ T3024] ------------[ cut here ]------------
| [  118.098348][ T3024] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3024
| [  118.098842][ T3024] Modules linked in: vxlan
| [  118.099652][ T3024] Tainted: [W]=WARN
[  118.099872][ T3024] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  118.100198][ T3024] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  118.100560][ T3024] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  118.101411][ T3024] RSP: 0018:ffa0000005a56ee0 EFLAGS: 00010286
[  118.101752][ T3024] RAX: 00000000ffffffa6 RBX: ff11000014561700 RCX: 1ff4000000b4ada2
[  118.102126][ T3024] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000145617bc
[  118.102531][ T3024] RBP: ff1100001b20a000 R08: 1fe22000028ac2f9 R09: ff11000013d25158
[  118.102912][ T3024] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  118.103286][ T3024] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[  118.103691][ T3024] FS:  00007fdc11c0d840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  118.104126][ T3024] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  118.104482][ T3024] CR2: 000000004048f988 CR3: 000000001c03f003 CR4: 0000000000771ef0
[  118.104865][ T3024] PKRU: 55555554
[  118.105067][ T3024] Call Trace:
[  118.105284][ T3024]  <TASK>
[  118.105476][ T3024]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  118.105750][ T3024]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  118.106023][ T3024]  notifier_call_chain (kernel/notifier.c:85)
[  118.106300][ T3024]  __netdev_upper_dev_link (net/core/dev.c:8931)
[  118.106598][ T3024]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  118.106874][ T3024]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  118.107143][ T3024]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  118.107449][ T3024]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[  118.107726][ T3024]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[  118.108005][ T3024]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[  118.108281][ T3024]  ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:45)
[  118.108581][ T3024]  ? netdev_rx_handler_register (net/core/dev.c:5900)
[  118.108857][ T3024]  br_add_if (net/bridge/br_if.c:619)
[  118.109074][ T3024]  do_set_master (net/core/rtnetlink.c:3011)
[  118.109365][ T3024]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  118.109649][ T3024]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  118.109925][ T3024]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  118.110195][ T3024]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  118.110547][ T3024]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  118.110817][ T3024]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  118.111089][ T3024]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  118.111381][ T3024]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  118.111665][ T3024]  ? __kernel_text_address (kernel/extable.c:79)
[  118.111938][ T3024]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  118.112212][ T3024]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  118.112507][ T3024]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  118.112785][ T3024]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  118.113060][ T3024]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  118.113350][ T3024]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  118.113631][ T3024]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  118.113908][ T3024]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  118.114159][ T3024]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  118.114452][ T3024]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  118.114728][ T3024]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  118.115004][ T3024]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  118.115277][ T3024]  ? nla_get_range_signed (lib/nlattr.c:270)
[  118.115586][ T3024]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  118.115868][ T3024]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  118.116141][ T3024]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  118.116435][ T3024]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  118.116715][ T3024]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  118.116986][ T3024]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  118.117256][ T3024]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  118.117562][ T3024]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  118.117836][ T3024]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  118.118094][ T3024]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  118.118382][ T3024]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  118.118664][ T3024]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  118.118938][ T3024]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  118.119212][ T3024]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  118.119512][ T3024]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  118.119791][ T3024]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  118.120066][ T3024]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  118.120351][ T3024]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  118.120639][ T3024]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  118.120911][ T3024]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  118.121172][ T3024]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  118.121478][ T3024]  ? 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))
[  118.121757][ T3024]  ? 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))
[  118.122032][ T3024]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  118.122308][ T3024]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  118.122609][ T3024]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  118.122886][ T3024]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  118.123160][ T3024]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  118.123461][ T3024]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  118.123740][ T3024]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  118.124019][ T3024]  ? copy_msghdr_from_user (net/socket.c:2635)
[  118.124292][ T3024]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  118.124645][ T3024]  ? move_addr_to_kernel (net/socket.c:258)
[  118.124923][ T3024]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  118.125181][ T3024]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  118.125484][ T3024]  ___sys_sendmsg (net/socket.c:2752)
[  118.125759][ T3024]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  118.126088][ T3024]  ? copy_msghdr_from_user (net/socket.c:2603)
[  118.126401][ T3024]  __sys_sendmsg (net/socket.c:2784)
[  118.126688][ T3024]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  118.126960][ T3024]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  118.127293][ T3024]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  118.127592][ T3024]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  118.127872][ T3024]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  118.128149][ T3024]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  118.128445][ T3024]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  118.128726][ T3024]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  118.129051][ T3024] RIP: 0033:0x7fdc11e4708e
[  118.129350][ T3024] 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
[  118.130197][ T3024] RSP: 002b:00007ffecdb315e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  118.130605][ T3024] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fdc11e4708e
[  118.130982][ T3024] RDX: 0000000000000000 RSI: 00007ffecdb31690 RDI: 0000000000000005
[  118.131371][ T3024] RBP: 00007ffecdb315f0 R08: 0000000000000000 R09: 0000000000000000
[  118.131760][ T3024] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ef
[  118.132138][ T3024] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffecdb31d60
| [  118.135506][ T3024] ------------[ cut here ]------------
| [  118.135780][ T3024] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3024
| [  118.136284][ T3024] Modules linked in: vxlan
| [  118.137125][ T3024] Tainted: [W]=WARN
[  118.137369][ T3024] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  118.137718][ T3024] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  118.138070][ T3024] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  118.138968][ T3024] RSP: 0018:ffa0000005a56ea0 EFLAGS: 00010286
[  118.139330][ T3024] RAX: 00000000ffffffa6 RBX: ff110000145618c0 RCX: 1ff4000000b4ad9a
[  118.139744][ T3024] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001456197c
[  118.140117][ T3024] RBP: ff1100001b20a000 R08: 1fe22000028ac331 R09: ff11000013d25158
[  118.140544][ T3024] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[  118.140939][ T3024] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001b72a808
[  118.141354][ T3024] FS:  00007fdc11c0d840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  118.141825][ T3024] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  118.142166][ T3024] CR2: 000000004048f988 CR3: 000000001c03f003 CR4: 0000000000771ef0
[  118.142595][ T3024] PKRU: 55555554
[  118.142823][ T3024] Call Trace:
[  118.143041][ T3024]  <TASK>
[  118.143212][ T3024]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  118.143527][ T3024]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  118.143762][ T3024]  __dev_notify_flags (net/core/dev.c:9787)
[  118.144045][ T3024]  ? netdev_notice (net/core/dev.c:13008)
[  118.144349][ T3024]  ? netif_change_name (net/core/dev.c:1495)
[  118.144650][ T3024]  ? dev_get_min_mp_channel_count (./include/net/netdev_lock.h:30 (discriminator 1))
[  118.144994][ T3024]  ? netif_disable_lro (net/core/dev.c:11098 net/core/dev.c:1830)
[  118.145281][ T3024]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  118.145598][ T3024]  __dev_set_promiscuity (net/core/dev.c:9630)
[  118.145888][ T3024]  netif_set_promiscuity (net/core/dev.c:9639)
[  118.146174][ T3024]  dev_set_promiscuity (net/core/dev_api.c:288)
[  118.146488][ T3024]  br_port_set_promisc (net/bridge/br_if.c:108)
[  118.146779][ T3024]  br_manage_promisc (net/bridge/br_if.c:174)
[  118.147070][ T3024]  br_add_if (net/bridge/br_if.c:242 net/bridge/br_if.c:627)
[  118.147305][ T3024]  do_set_master (net/core/rtnetlink.c:3011)
[  118.147619][ T3024]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  118.147906][ T3024]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  118.148177][ T3024]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  118.148489][ T3024]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  118.148840][ T3024]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  118.149122][ T3024]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  118.149432][ T3024]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  118.149717][ T3024]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  118.150005][ T3024]  ? __kernel_text_address (kernel/extable.c:79)
[  118.150290][ T3024]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  118.150604][ T3024]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  118.150895][ T3024]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  118.151181][ T3024]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  118.151491][ T3024]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  118.151780][ T3024]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  118.152065][ T3024]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  118.152369][ T3024]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  118.152663][ T3024]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  118.152947][ T3024]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  118.153227][ T3024]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  118.153544][ T3024]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  118.153832][ T3024]  ? nla_get_range_signed (lib/nlattr.c:270)
[  118.154125][ T3024]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  118.154442][ T3024]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  118.154736][ T3024]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  118.155020][ T3024]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  118.155335][ T3024]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  118.155632][ T3024]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  118.155920][ T3024]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  118.156207][ T3024]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  118.156515][ T3024]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  118.156803][ T3024]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  118.157075][ T3024]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  118.157378][ T3024]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  118.157679][ T3024]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  118.157963][ T3024]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  118.158247][ T3024]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  118.158558][ T3024]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  118.158847][ T3024]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  118.159126][ T3024]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  118.159439][ T3024]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  118.159725][ T3024]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  118.160012][ T3024]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  118.160304][ T3024]  ? 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))
[  118.160617][ T3024]  ? 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))
[  118.160907][ T3024]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  118.161192][ T3024]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  118.161501][ T3024]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  118.161789][ T3024]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  118.162079][ T3024]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  118.162384][ T3024]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  118.162687][ T3024]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  118.162974][ T3024]  ? copy_msghdr_from_user (net/socket.c:2635)
[  118.163247][ T3024]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  118.163613][ T3024]  ? move_addr_to_kernel (net/socket.c:258)
[  118.163904][ T3024]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  118.164195][ T3024]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  118.164511][ T3024]  ___sys_sendmsg (net/socket.c:2752)
[  118.164801][ T3024]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  118.165141][ T3024]  ? copy_msghdr_from_user (net/socket.c:2603)
[  118.165475][ T3024]  __sys_sendmsg (net/socket.c:2784)
[  118.165765][ T3024]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  118.166049][ T3024]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  118.166432][ T3024]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  118.166724][ T3024]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  118.167012][ T3024]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  118.167296][ T3024]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  118.167611][ T3024]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  118.167904][ T3024]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  118.168241][ T3024] RIP: 0033:0x7fdc11e4708e
[  118.168563][ T3024] 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
[  118.169464][ T3024] RSP: 002b:00007ffecdb315e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  118.169864][ T3024] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fdc11e4708e
[  118.170260][ T3024] RDX: 0000000000000000 RSI: 00007ffecdb31690 RDI: 0000000000000005
[  118.170686][ T3024] RBP: 00007ffecdb315f0 R08: 0000000000000000 R09: 0000000000000000
[  118.171088][ T3024] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ef
[  118.171508][ T3024] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffecdb31d60
| [  118.182479][ T3024] ------------[ cut here ]------------
| [  118.182639][ T3024] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3024
| [  118.182892][ T3024] Modules linked in: vxlan
| [  118.183293][ T3024] Tainted: [W]=WARN
[  118.183396][ T3024] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  118.183565][ T3024] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  118.183734][ T3024] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  118.184199][ T3024] RSP: 0018:ffa0000005a57000 EFLAGS: 00010286
[  118.184370][ T3024] RAX: 00000000ffffffa6 RBX: ff11000002786c80 RCX: 1ff4000000b4adc6
[  118.184569][ T3024] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000002786d3c
[  118.184761][ T3024] RBP: ff1100001bfda000 R08: 1fe22000004f0da9 R09: ff11000013d25158
[  118.184954][ T3024] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  118.185146][ T3024] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  118.185349][ T3024] FS:  00007fdc11c0d840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  118.185585][ T3024] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  118.185746][ T3024] CR2: 00007ff99137d574 CR3: 000000001c03f004 CR4: 0000000000771ef0
[  118.185937][ T3024] PKRU: 55555554
[  118.186036][ T3024] Call Trace:
[  118.186132][ T3024]  <TASK>
[  118.186199][ T3024]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  118.186332][ T3024]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  118.186470][ T3024]  notifier_call_chain (kernel/notifier.c:85)
[  118.186606][ T3024]  call_netdevice_notifiers (net/core/dev.c:2287 net/core/dev.c:2301)
[  118.186736][ T3024]  ? __dev_open (./include/net/netdev_lock.h:33)
[  118.186870][ T3024]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[  118.187002][ T3024]  br_add_if (net/bridge/br_if.c:679)
[  118.187103][ T3024]  do_set_master (net/core/rtnetlink.c:3011)
[  118.187231][ T3024]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  118.187368][ T3024]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  118.187507][ T3024]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  118.187638][ T3024]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  118.187798][ T3024]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  118.187930][ T3024]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  118.188067][ T3024]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  118.188195][ T3024]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  118.188329][ T3024]  ? __kernel_text_address (kernel/extable.c:79)
[  118.188465][ T3024]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  118.188595][ T3024]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  118.188723][ T3024]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  118.188852][ T3024]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  118.188984][ T3024]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  118.189113][ T3024]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  118.189241][ T3024]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  118.189381][ T3024]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  118.189521][ T3024]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  118.189649][ T3024]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  118.189778][ T3024]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  118.189908][ T3024]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  118.190040][ T3024]  ? nla_get_range_signed (lib/nlattr.c:270)
[  118.190170][ T3024]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  118.190302][ T3024]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  118.190449][ T3024]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  118.190577][ T3024]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  118.190704][ T3024]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  118.190832][ T3024]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  118.190965][ T3024]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  118.191096][ T3024]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  118.191223][ T3024]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  118.191358][ T3024]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  118.191495][ T3024]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  118.191625][ T3024]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  118.191754][ T3024]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  118.191883][ T3024]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  118.192016][ T3024]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  118.192144][ T3024]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  118.192276][ T3024]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  118.192412][ T3024]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  118.192550][ T3024]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  118.192678][ T3024]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  118.192808][ T3024]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  118.192943][ T3024]  ? 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))
[  118.193073][ T3024]  ? 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))
[  118.193203][ T3024]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  118.193339][ T3024]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  118.193476][ T3024]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  118.193609][ T3024]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  118.193740][ T3024]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  118.193870][ T3024]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  118.194003][ T3024]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  118.194133][ T3024]  ? copy_msghdr_from_user (net/socket.c:2635)
[  118.194262][ T3024]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  118.194432][ T3024]  ? move_addr_to_kernel (net/socket.c:258)
[  118.194562][ T3024]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  118.194690][ T3024]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  118.194820][ T3024]  ___sys_sendmsg (net/socket.c:2752)
[  118.194951][ T3024]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  118.195111][ T3024]  ? copy_msghdr_from_user (net/socket.c:2603)
[  118.195253][ T3024]  __sys_sendmsg (net/socket.c:2784)
[  118.195390][ T3024]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  118.195524][ T3024]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  118.195687][ T3024]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  118.195815][ T3024]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  118.195949][ T3024]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  118.196077][ T3024]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  118.196208][ T3024]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  118.196343][ T3024]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  118.196511][ T3024] RIP: 0033:0x7fdc11e4708e
[  118.196650][ T3024] 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
[  118.197120][ T3024] RSP: 002b:00007ffecdb315e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  118.197323][ T3024] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fdc11e4708e
[  118.197523][ T3024] RDX: 0000000000000000 RSI: 00007ffecdb31690 RDI: 0000000000000005
[  118.197716][ T3024] RBP: 00007ffecdb315f0 R08: 0000000000000000 R09: 0000000000000000
[  118.197908][ T3024] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ef
[  118.198104][ T3024] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffecdb31d60
| [  118.199728][ T3024] ------------[ cut here ]------------
| [  118.199859][ T3024] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3024
| [  118.200126][ T3024] Modules linked in: vxlan
| [  118.200541][ T3024] Tainted: [W]=WARN
[  118.200642][ T3024] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  118.200810][ T3024] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  118.200987][ T3024] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  118.201470][ T3024] RSP: 0018:ffa0000005a56e20 EFLAGS: 00010286
[  118.201639][ T3024] RAX: 00000000ffffffa6 RBX: ff11000013597540 RCX: 1ff4000000b4ad8a
[  118.201838][ T3024] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000135975fc
[  118.202043][ T3024] RBP: ff1100001bfda000 R08: 1fe22000026b2ec1 R09: ff11000013d25158
[  118.202243][ T3024] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  118.202453][ T3024] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  118.202654][ T3024] FS:  00007fdc11c0d840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  118.202889][ T3024] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  118.203059][ T3024] CR2: 00007ff99137d574 CR3: 000000001c03f004 CR4: 0000000000771ef0
[  118.203261][ T3024] PKRU: 55555554
[  118.203364][ T3024] Call Trace:
[  118.203478][ T3024]  <TASK>
[  118.203551][ T3024]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  118.203688][ T3024]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  118.203823][ T3024]  notifier_call_chain (kernel/notifier.c:85)
[  118.203960][ T3024]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[  118.204095][ T3024]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[  118.204231][ T3024]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  118.204370][ T3024]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  118.204513][ T3024]  netif_set_mtu (net/core/dev.c:9910)
[  118.204647][ T3024]  ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2))
[  118.204786][ T3024]  dev_set_mtu (net/core/dev_api.c:249)
[  118.204889][ T3024]  br_mtu_auto_adjust (net/bridge/br_if.c:525 (discriminator 1) net/bridge/br_if.c:514 (discriminator 1))
[  118.205028][ T3024]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[  118.205162][ T3024]  br_add_if (net/bridge/br_if.c:681)
[  118.205266][ T3024]  do_set_master (net/core/rtnetlink.c:3011)
[  118.205405][ T3024]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  118.205546][ T3024]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  118.205682][ T3024]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  118.205821][ T3024]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  118.205988][ T3024]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  118.206122][ T3024]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  118.206254][ T3024]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  118.206414][ T3024]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  118.206561][ T3024]  ? __kernel_text_address (kernel/extable.c:79)
[  118.206694][ T3024]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  118.206837][ T3024]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  118.206973][ T3024]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  118.207108][ T3024]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  118.207242][ T3024]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  118.207381][ T3024]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  118.207519][ T3024]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  118.207651][ T3024]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  118.207785][ T3024]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  118.207919][ T3024]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  118.208054][ T3024]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  118.208188][ T3024]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  118.208329][ T3024]  ? nla_get_range_signed (lib/nlattr.c:270)
[  118.208471][ T3024]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  118.208607][ T3024]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  118.208743][ T3024]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  118.208876][ T3024]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  118.209014][ T3024]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  118.209148][ T3024]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  118.209285][ T3024]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  118.209432][ T3024]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  118.209564][ T3024]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  118.209696][ T3024]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  118.209830][ T3024]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  118.209971][ T3024]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  118.210105][ T3024]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  118.210239][ T3024]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  118.210378][ T3024]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  118.210523][ T3024]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  118.210658][ T3024]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  118.210790][ T3024]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  118.210924][ T3024]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  118.211062][ T3024]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  118.211202][ T3024]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  118.211344][ T3024]  ? 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))
[  118.211484][ T3024]  ? 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))
[  118.211620][ T3024]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  118.211756][ T3024]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  118.211890][ T3024]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  118.212030][ T3024]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  118.212168][ T3024]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  118.212302][ T3024]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  118.212449][ T3024]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  118.212583][ T3024]  ? copy_msghdr_from_user (net/socket.c:2635)
[  118.212716][ T3024]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  118.212881][ T3024]  ? move_addr_to_kernel (net/socket.c:258)
[  118.213022][ T3024]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  118.213156][ T3024]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  118.213291][ T3024]  ___sys_sendmsg (net/socket.c:2752)
[  118.213434][ T3024]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  118.213599][ T3024]  ? copy_msghdr_from_user (net/socket.c:2603)
[  118.213745][ T3024]  __sys_sendmsg (net/socket.c:2784)
[  118.213879][ T3024]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  118.214014][ T3024]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  118.214185][ T3024]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  118.214324][ T3024]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  118.214468][ T3024]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  118.214604][ T3024]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  118.214736][ T3024]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  118.214869][ T3024]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  118.215041][ T3024] RIP: 0033:0x7fdc11e4708e
[  118.215182][ T3024] 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
[  118.215670][ T3024] RSP: 002b:00007ffecdb315e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  118.215871][ T3024] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fdc11e4708e
[  118.216075][ T3024] RDX: 0000000000000000 RSI: 00007ffecdb31690 RDI: 0000000000000005
[  118.216280][ T3024] RBP: 00007ffecdb315f0 R08: 0000000000000000 R09: 0000000000000000
[  118.216492][ T3024] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ef
[  118.216691][ T3024] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffecdb31d60
| [  118.218254][ T3024] ------------[ cut here ]------------
| [  118.218384][ T3024] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3024
| [  118.218640][ T3024] Modules linked in: vxlan
| [  118.219031][ T3024] Tainted: [W]=WARN
[  118.219128][ T3024] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  118.219286][ T3024] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  118.219463][ T3024] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  118.219923][ T3024] RSP: 0018:ffa0000005a56f78 EFLAGS: 00010286
[  118.220088][ T3024] RAX: 00000000ffffffa6 RBX: ff11000013596c80 RCX: 1ff4000000b4adb5
[  118.220280][ T3024] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013596d3c
[  118.220481][ T3024] RBP: ff1100001bfda000 R08: 1fe22000026b2da9 R09: ff11000013d25158
[  118.220677][ T3024] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  118.220874][ T3024] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000001
[  118.221069][ T3024] FS:  00007fdc11c0d840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  118.221293][ T3024] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  118.221466][ T3024] CR2: 00007ff99137d574 CR3: 000000001c03f004 CR4: 0000000000771ef0
[  118.221658][ T3024] PKRU: 55555554
[  118.221754][ T3024] Call Trace:
[  118.221851][ T3024]  <TASK>
[  118.221918][ T3024]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  118.222053][ T3024]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  118.222183][ T3024]  notifier_call_chain (kernel/notifier.c:85)
[  118.222322][ T3024]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[  118.222495][ T3024]  ? netdev_change_features (net/core/dev.c:11117)
[  118.222626][ T3024]  ? br_opt_toggle (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 net/bridge/br.c:402)
[  118.222759][ T3024]  br_add_if (net/bridge/br_if.c:683)
[  118.222861][ T3024]  do_set_master (net/core/rtnetlink.c:3011)
[  118.222992][ T3024]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  118.223123][ T3024]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  118.223256][ T3024]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  118.223397][ T3024]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  118.223562][ T3024]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  118.223691][ T3024]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  118.223819][ T3024]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  118.223951][ T3024]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  118.224080][ T3024]  ? __kernel_text_address (kernel/extable.c:79)
[  118.224213][ T3024]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  118.224350][ T3024]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  118.224486][ T3024]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  118.224615][ T3024]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  118.224744][ T3024]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  118.224871][ T3024]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  118.225004][ T3024]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  118.225133][ T3024]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  118.225264][ T3024]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  118.225398][ T3024]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  118.225533][ T3024]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  118.225664][ T3024]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  118.225792][ T3024]  ? nla_get_range_signed (lib/nlattr.c:270)
[  118.225923][ T3024]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  118.226058][ T3024]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  118.226193][ T3024]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  118.226329][ T3024]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  118.226463][ T3024]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  118.226591][ T3024]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  118.226719][ T3024]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  118.226849][ T3024]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  118.226980][ T3024]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  118.227110][ T3024]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  118.227242][ T3024]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  118.227376][ T3024]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  118.227513][ T3024]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  118.227643][ T3024]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  118.227774][ T3024]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  118.227904][ T3024]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  118.228039][ T3024]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  118.228171][ T3024]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  118.228307][ T3024]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  118.228447][ T3024]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  118.228578][ T3024]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  118.228711][ T3024]  ? 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))
[  118.228841][ T3024]  ? 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))
[  118.228976][ T3024]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  118.229106][ T3024]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  118.229240][ T3024]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  118.229378][ T3024]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  118.229517][ T3024]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  118.229649][ T3024]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  118.229782][ T3024]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  118.229914][ T3024]  ? copy_msghdr_from_user (net/socket.c:2635)
[  118.230048][ T3024]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  118.230213][ T3024]  ? move_addr_to_kernel (net/socket.c:258)
[  118.230348][ T3024]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  118.230485][ T3024]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  118.230617][ T3024]  ___sys_sendmsg (net/socket.c:2752)
[  118.230744][ T3024]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  118.230906][ T3024]  ? copy_msghdr_from_user (net/socket.c:2603)
[  118.231053][ T3024]  __sys_sendmsg (net/socket.c:2784)
[  118.231191][ T3024]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  118.231329][ T3024]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  118.231499][ T3024]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  118.231628][ T3024]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  118.231758][ T3024]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  118.231886][ T3024]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  118.232021][ T3024]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  118.232152][ T3024]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  118.232320][ T3024] RIP: 0033:0x7fdc11e4708e
[  118.232462][ T3024] 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
[  118.232925][ T3024] RSP: 002b:00007ffecdb315e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  118.233125][ T3024] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fdc11e4708e
[  118.233323][ T3024] RDX: 0000000000000000 RSI: 00007ffecdb31690 RDI: 0000000000000005
[  118.233522][ T3024] RBP: 00007ffecdb315f0 R08: 0000000000000000 R09: 0000000000000000
[  118.233715][ T3024] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ef
[  118.233907][ T3024] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffecdb31d60
| [  118.270610][ T3025] ------------[ cut here ]------------
| [  118.270763][ T3025] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3025
| [  118.271027][ T3025] Modules linked in: vxlan
| [  118.271673][ T3025] Tainted: [W]=WARN
[  118.271775][ T3025] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  118.271936][ T3025] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  118.272109][ T3025] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  118.272585][ T3025] RSP: 0018:ffa0000005a67020 EFLAGS: 00010286
[  118.272751][ T3025] RAX: 00000000ffffffa6 RBX: ff11000002787000 RCX: 1ff4000000b4cdca
[  118.272951][ T3025] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000027870bc
[  118.273142][ T3025] RBP: ff1100001b20a000 R08: 1fe22000004f0e19 R09: ff11000013d22e58
[  118.273349][ T3025] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[  118.273554][ T3025] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  118.273748][ T3025] FS:  00007f6411fe5840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  118.273979][ T3025] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  118.274141][ T3025] CR2: 0000000035e94988 CR3: 000000001aa93001 CR4: 0000000000771ef0
[  118.274342][ T3025] PKRU: 55555554
[  118.274446][ T3025] Call Trace:
[  118.274543][ T3025]  <TASK>
[  118.274615][ T3025]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  118.274748][ T3025]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  118.274848][ T3025]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  118.274982][ T3025]  __dev_notify_flags (net/core/dev.c:9787)
[  118.275114][ T3025]  ? netif_change_name (net/core/dev.c:1495)
[  118.275243][ T3025]  ? __dev_change_flags (net/core/dev.c:9752)
[  118.275380][ T3025]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[  118.275519][ T3025]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  118.275649][ T3025]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  118.275781][ T3025]  netif_change_flags (net/core/dev.c:9820)
[  118.275910][ T3025]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  118.276044][ T3025]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[  118.276178][ T3025]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  118.276310][ T3025]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  118.276483][ T3025]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  118.276612][ T3025]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  118.276749][ T3025]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  118.276877][ T3025]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  118.277010][ T3025]  ? __kernel_text_address (kernel/extable.c:79)
[  118.277142][ T3025]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  118.277276][ T3025]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  118.277411][ T3025]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  118.277552][ T3025]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  118.277686][ T3025]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  118.277814][ T3025]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  118.277947][ T3025]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  118.278076][ T3025]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  118.278208][ T3025]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  118.278344][ T3025]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  118.278480][ T3025]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  118.278613][ T3025]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  118.278746][ T3025]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  118.278880][ T3025]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  118.279015][ T3025]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  118.279141][ T3025]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  118.279272][ T3025]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  118.279406][ T3025]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  118.279547][ T3025]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  118.279678][ T3025]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  118.279808][ T3025]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  118.279938][ T3025]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  118.280070][ T3025]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  118.280206][ T3025]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  118.280341][ T3025]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  118.280475][ T3025]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  118.280604][ T3025]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  118.280734][ T3025]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  118.280865][ T3025]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  118.280998][ T3025]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  118.281127][ T3025]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  118.281258][ T3025]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  118.281398][ T3025]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  118.281535][ T3025]  ? 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))
[  118.281663][ T3025]  ? 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))
[  118.281796][ T3025]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  118.281925][ T3025]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  118.282056][ T3025]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  118.282187][ T3025]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  118.282323][ T3025]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  118.282457][ T3025]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  118.282589][ T3025]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  118.282717][ T3025]  ? copy_msghdr_from_user (net/socket.c:2635)
[  118.282845][ T3025]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  118.283006][ T3025]  ? move_addr_to_kernel (net/socket.c:258)
[  118.283137][ T3025]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  118.283268][ T3025]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  118.283404][ T3025]  ___sys_sendmsg (net/socket.c:2752)
[  118.283539][ T3025]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  118.283699][ T3025]  ? copy_msghdr_from_user (net/socket.c:2603)
[  118.283841][ T3025]  __sys_sendmsg (net/socket.c:2784)
[  118.283976][ T3025]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  118.284106][ T3025]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  118.284270][ T3025]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  118.284406][ T3025]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  118.284545][ T3025]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  118.284675][ T3025]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  118.284806][ T3025]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  118.284936][ T3025]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  118.285101][ T3025] RIP: 0033:0x7f641221f08e
[  118.285240][ T3025] 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
[  118.285716][ T3025] RSP: 002b:00007ffc93a02c20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  118.285917][ T3025] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f641221f08e
[  118.286113][ T3025] RDX: 0000000000000000 RSI: 00007ffc93a02cd0 RDI: 0000000000000005
[  118.286307][ T3025] RBP: 00007ffc93a02c30 R08: 0000000000000000 R09: 0000000000000000
[  118.286512][ T3025] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ef
[  118.286705][ T3025] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc93a033a0
| [  118.696928][ T3049] ------------[ cut here ]------------
| [  118.697240][ T3049] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3049
| [  118.697990][ T3049] Modules linked in: vxlan
| [  118.698827][ T3049] Tainted: [W]=WARN
[  118.699055][ T3049] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  118.699411][ T3049] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  118.699778][ T3049] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  118.700646][ T3049] RSP: 0018:ffa0000005a47090 EFLAGS: 00010286
[  118.700985][ T3049] RAX: 00000000ffffffa6 RBX: ff11000011e3da80 RCX: 1ff4000000b48dd8
[  118.701395][ T3049] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e3db3c
[  118.701798][ T3049] RBP: ff1100001c041000 R08: 1fe22000023c7b69 R09: ff110000159b8b80
[  118.702189][ T3049] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  118.702607][ T3049] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[  118.703005][ T3049] FS:  00007f2f970d9840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  118.703493][ T3049] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  118.703830][ T3049] CR2: 000000000042e5e0 CR3: 0000000015dc9001 CR4: 0000000000771ef0
[  118.704251][ T3049] PKRU: 55555554
[  118.704496][ T3049] Call Trace:
[  118.704722][ T3049]  <TASK>
[  118.704896][ T3049]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  118.705168][ T3049]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  118.705475][ T3049]  notifier_call_chain (kernel/notifier.c:85)
[  118.705763][ T3049]  __netdev_upper_dev_link (net/core/dev.c:8931)
[  118.706048][ T3049]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  118.706358][ T3049]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[  118.706656][ T3049]  netdev_upper_dev_link (net/core/dev.c:8972)
[  118.706943][ T3049]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[  118.707230][ T3049]  register_vlan_dev (net/8021q/vlan.c:183)
[  118.707545][ T3049]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  118.707833][ T3049]  vlan_newlink (net/8021q/vlan_netlink.c:194)
[  118.708115][ T3049]  ? nla_strscpy (lib/nlattr.c:795)
[  118.708419][ T3049]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[  118.708715][ T3049]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  118.708998][ T3049]  ? __dev_get_by_name (net/core/dev.c:883)
[  118.709283][ T3049]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  118.709605][ T3049]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  118.709900][ T3049]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  118.710172][ T3049]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  118.710483][ T3049]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  118.710772][ T3049]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  118.711056][ T3049]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  118.711352][ T3049]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  118.711656][ T3049]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  118.711943][ T3049]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  118.712227][ T3049]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  118.712537][ T3049]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  118.712827][ T3049]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  118.713109][ T3049]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  118.713415][ T3049]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  118.713706][ T3049]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  118.713990][ T3049]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  118.714275][ T3049]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  118.714585][ T3049]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  118.714878][ T3049]  ? 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))
[  118.715156][ T3049]  ? 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))
[  118.715469][ T3049]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  118.715757][ T3049]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  118.716033][ T3049]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  118.716334][ T3049]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  118.716630][ T3049]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  118.716915][ T3049]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  118.717195][ T3049]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  118.717500][ T3049]  ? copy_msghdr_from_user (net/socket.c:2635)
[  118.717778][ T3049]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  118.718115][ T3049]  ? move_addr_to_kernel (net/socket.c:258)
[  118.718434][ T3049]  ___sys_sendmsg (net/socket.c:2752)
[  118.718715][ T3049]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  118.718992][ T3049]  ? copy_msghdr_from_user (net/socket.c:2603)
[  118.719281][ T3049]  ? 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))
[  118.719595][ T3049]  __sys_sendmsg (net/socket.c:2784)
[  118.719879][ T3049]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  118.720163][ T3049]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  118.720468][ T3049]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  118.720752][ T3049]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  118.721032][ T3049]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  118.721311][ T3049]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  118.721624][ T3049]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  118.721966][ T3049] RIP: 0033:0x7f2f9731308e
[  118.722262][ T3049] 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
[  118.723143][ T3049] RSP: 002b:00007ffe142fa010 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  118.723559][ T3049] RAX: ffffffffffffffda RBX: 00007ffe142fa7d0 RCX: 00007f2f9731308e
[  118.723953][ T3049] RDX: 0000000000000000 RSI: 00007ffe142fa0c0 RDI: 0000000000000005
[  118.724336][ T3049] RBP: 00007ffe142fa020 R08: 0000000000000000 R09: 0000000000000000
[  118.724738][ T3049] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ef
[  118.725129][ T3049] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe142fa790
| [  118.728358][ T3049] ------------[ cut here ]------------
| [  118.728631][ T3049] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3049
| [  118.729120][ T3049] Modules linked in: vxlan
| [  118.730230][ T3049] Tainted: [W]=WARN
[  118.730698][ T3049] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  118.731150][ T3049] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  118.731642][ T3049] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  118.732674][ T3049] RSP: 0018:ffa0000005a471b0 EFLAGS: 00010286
[  118.733049][ T3049] RAX: 00000000ffffffa6 RBX: ff11000011e3d540 RCX: 1ff4000000b48dfc
[  118.733454][ T3049] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e3d5fc
[  118.733840][ T3049] RBP: ff11000005581000 R08: 1fe22000023c7ac1 R09: ff110000159b8b80
[  118.734211][ T3049] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  118.734626][ T3049] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab76b3a0
[  118.735012][ T3049] FS:  00007f2f970d9840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  118.735484][ T3049] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  118.735821][ T3049] CR2: 000000000042e5e0 CR3: 0000000015dc9001 CR4: 0000000000771ef0
[  118.736208][ T3049] PKRU: 55555554
[  118.736450][ T3049] Call Trace:
[  118.736670][ T3049]  <TASK>
[  118.736839][ T3049]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  118.737115][ T3049]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  118.737414][ T3049]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  118.737646][ T3049]  __dev_notify_flags (net/core/dev.c:9787)
[  118.737920][ T3049]  ? netdev_update_features (net/core/dev.c:11098)
[  118.738175][ T3049]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[  118.738530][ T3049]  ? netif_change_name (net/core/dev.c:1495)
[  118.738808][ T3049]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  118.739081][ T3049]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[  118.739384][ T3049]  ? register_vlan_dev (net/8021q/vlan.c:196)
[  118.739669][ T3049]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  118.739946][ T3049]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[  118.740225][ T3049]  ? nla_strscpy (lib/nlattr.c:795)
[  118.740529][ T3049]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[  118.740811][ T3049]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  118.741089][ T3049]  ? __dev_get_by_name (net/core/dev.c:883)
[  118.741381][ T3049]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  118.741686][ T3049]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  118.741968][ T3049]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  118.742223][ T3049]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  118.742520][ T3049]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  118.742799][ T3049]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  118.743071][ T3049]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  118.743367][ T3049]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  118.743661][ T3049]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  118.743940][ T3049]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  118.744216][ T3049]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  118.744519][ T3049]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  118.744796][ T3049]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  118.745070][ T3049]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  118.745366][ T3049]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  118.745651][ T3049]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  118.745929][ T3049]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  118.746188][ T3049]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  118.746492][ T3049]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  118.746777][ T3049]  ? 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))
[  118.747051][ T3049]  ? 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))
[  118.747348][ T3049]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  118.747641][ T3049]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  118.747918][ T3049]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  118.748197][ T3049]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  118.748499][ T3049]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  118.748777][ T3049]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  118.749056][ T3049]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  118.749350][ T3049]  ? copy_msghdr_from_user (net/socket.c:2635)
[  118.749637][ T3049]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  118.749970][ T3049]  ? move_addr_to_kernel (net/socket.c:258)
[  118.750246][ T3049]  ___sys_sendmsg (net/socket.c:2752)
[  118.750548][ T3049]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  118.750827][ T3049]  ? copy_msghdr_from_user (net/socket.c:2603)
[  118.751120][ T3049]  ? 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))
[  118.751427][ T3049]  __sys_sendmsg (net/socket.c:2784)
[  118.751710][ T3049]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  118.751995][ T3049]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  118.752268][ T3049]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  118.752572][ T3049]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  118.752845][ T3049]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  118.753118][ T3049]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  118.753411][ T3049]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  118.753748][ T3049] RIP: 0033:0x7f2f9731308e
[  118.754025][ T3049] 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
[  118.754884][ T3049] RSP: 002b:00007ffe142fa010 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  118.755274][ T3049] RAX: ffffffffffffffda RBX: 00007ffe142fa7d0 RCX: 00007f2f9731308e
[  118.755689][ T3049] RDX: 0000000000000000 RSI: 00007ffe142fa0c0 RDI: 0000000000000005
[  118.756072][ T3049] RBP: 00007ffe142fa020 R08: 0000000000000000 R09: 0000000000000000
[  118.756480][ T3049] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0ef
[  118.756862][ T3049] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe142fa790
| [  118.824009][ T3051] ------------[ cut here ]------------
| [  118.824163][ T3051] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3051
| [  118.824846][ T3051] Modules linked in: vxlan
| [  118.825255][ T3051] Tainted: [W]=WARN
[  118.825358][ T3051] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  118.825532][ T3051] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  118.825702][ T3051] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  118.826179][ T3051] RSP: 0018:ffa0000005af7020 EFLAGS: 00010286
[  118.826350][ T3051] RAX: 00000000ffffffa6 RBX: ff110000141aba80 RCX: 1ff4000000b5edca
[  118.826556][ T3051] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000141abb3c
[  118.826751][ T3051] RBP: ff11000005581000 R08: 1fe2200002835769 R09: ff110000169e2e58
[  118.826950][ T3051] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[  118.827143][ T3051] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  118.827350][ T3051] FS:  00007f9838e2b840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  118.827585][ T3051] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  118.827747][ T3051] CR2: 0000000023e6a988 CR3: 000000001c11a002 CR4: 0000000000771ef0
[  118.827948][ T3051] PKRU: 55555554
[  118.828047][ T3051] Call Trace:
[  118.828145][ T3051]  <TASK>
[  118.828214][ T3051]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[  118.828354][ T3051]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  118.828492][ T3051]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  118.828594][ T3051]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  118.828723][ T3051]  __dev_notify_flags (net/core/dev.c:9787)
[  118.828854][ T3051]  ? netif_change_name (net/core/dev.c:1495)
[  118.828986][ T3051]  ? __dev_change_flags (net/core/dev.c:9752)
[  118.829117][ T3051]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[  118.829246][ T3051]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  118.829383][ T3051]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  118.829526][ T3051]  netif_change_flags (net/core/dev.c:9820)
[  118.829656][ T3051]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  118.829787][ T3051]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[  118.829921][ T3051]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  118.830053][ T3051]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  118.830217][ T3051]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  118.830354][ T3051]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  118.830493][ T3051]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  118.830622][ T3051]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  118.830754][ T3051]  ? __kernel_text_address (kernel/extable.c:79)
[  118.830884][ T3051]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  118.831018][ T3051]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  118.831148][ T3051]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  118.831286][ T3051]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  118.831430][ T3051]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  118.831559][ T3051]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  118.831689][ T3051]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  118.831820][ T3051]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  118.831955][ T3051]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  118.832086][ T3051]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  118.832216][ T3051]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  118.832353][ T3051]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  118.832493][ T3051]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  118.832627][ T3051]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  118.832758][ T3051]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  118.832888][ T3051]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  118.833019][ T3051]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  118.833153][ T3051]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  118.833287][ T3051]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  118.833433][ T3051]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  118.833565][ T3051]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  118.833696][ T3051]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  118.833827][ T3051]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  118.833965][ T3051]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  118.834096][ T3051]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  118.834226][ T3051]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  118.834361][ T3051]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  118.834497][ T3051]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  118.834629][ T3051]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  118.834759][ T3051]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  118.834890][ T3051]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  118.835023][ T3051]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  118.835155][ T3051]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  118.835290][ T3051]  ? 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))
[  118.835432][ T3051]  ? 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))
[  118.835568][ T3051]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  118.835699][ T3051]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  118.835830][ T3051]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  118.835967][ T3051]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  118.836099][ T3051]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  118.836230][ T3051]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  118.836367][ T3051]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  118.836506][ T3051]  ? copy_msghdr_from_user (net/socket.c:2635)
[  118.836637][ T3051]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  118.836801][ T3051]  ? move_addr_to_kernel (net/socket.c:258)
[  118.836931][ T3051]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  118.837066][ T3051]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  118.837197][ T3051]  ___sys_sendmsg (net/socket.c:2752)
[  118.837331][ T3051]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  118.837500][ T3051]  ? copy_msghdr_from_user (net/socket.c:2603)
[  118.837643][ T3051]  __sys_sendmsg (net/socket.c:2784)
[  118.837774][ T3051]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  118.837904][ T3051]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  118.838073][ T3051]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  118.838203][ T3051]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  118.838341][ T3051]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  118.838480][ T3051]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  118.838611][ T3051]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  118.838742][ T3051]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  118.838905][ T3051] RIP: 0033:0x7f983906508e
[  118.839046][ T3051] 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
[  118.839526][ T3051] RSP: 002b:00007ffcba182280 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  118.839723][ T3051] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f983906508e
[  118.839920][ T3051] RDX: 0000000000000000 RSI: 00007ffcba182330 RDI: 0000000000000005
[  118.840115][ T3051] RBP: 00007ffcba182290 R08: 0000000000000000 R09: 0000000000000000
[  118.840319][ T3051] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f0
[  118.840521][ T3051] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcba182a00
| [  119.090194][ T3057] ------------[ cut here ]------------
| [  119.090533][ T3057] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3057
| [  119.091044][ T3057] Modules linked in: vxlan
| [  119.091858][ T3057] Tainted: [W]=WARN
[  119.092079][ T3057] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  119.092556][ T3057] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  119.092954][ T3057] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  119.093817][ T3057] RSP: 0018:ffa00000057671b0 EFLAGS: 00010286
[  119.094154][ T3057] RAX: 00000000ffffffa6 RBX: ff110000141aaac0 RCX: 1ff4000000aecdfc
[  119.094565][ T3057] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000141aab7c
[  119.094949][ T3057] RBP: ff1100001c1fa000 R08: 1fe2200002835571 R09: ff1100001b78ae80
[  119.095349][ T3057] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  119.095743][ T3057] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab720900
[  119.096131][ T3057] FS:  00007fc450078840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  119.096607][ T3057] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  119.096943][ T3057] CR2: 00007fc4503ed040 CR3: 000000001be9f002 CR4: 0000000000771ef0
[  119.097354][ T3057] PKRU: 55555554
[  119.097589][ T3057] Call Trace:
[  119.097814][ T3057]  <TASK>
[  119.097990][ T3057]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  119.098276][ T3057]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  119.098531][ T3057]  __dev_notify_flags (net/core/dev.c:9787)
[  119.098813][ T3057]  ? netif_change_name (net/core/dev.c:1495)
[  119.099081][ T3057]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[  119.099434][ T3057]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[  119.099719][ T3057]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[  119.099999][ T3057]  ? br_dev_newlink (net/bridge/br_netlink.c:1604)
[  119.100281][ T3057]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[  119.100592][ T3057]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  119.100872][ T3057]  ? __dev_get_by_name (net/core/dev.c:883)
[  119.101149][ T3057]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  119.101460][ T3057]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  119.101750][ T3057]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  119.102028][ T3057]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  119.102307][ T3057]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  119.102615][ T3057]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  119.102895][ T3057]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  119.103170][ T3057]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  119.103480][ T3057]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  119.103761][ T3057]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  119.104032][ T3057]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  119.104330][ T3057]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  119.104620][ T3057]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  119.104896][ T3057]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  119.105176][ T3057]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  119.105476][ T3057]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  119.105759][ T3057]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  119.106034][ T3057]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  119.106311][ T3057]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  119.106624][ T3057]  ? 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))
[  119.106899][ T3057]  ? 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))
[  119.107196][ T3057]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  119.107499][ T3057]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  119.107775][ T3057]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  119.108045][ T3057]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  119.108331][ T3057]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  119.108622][ T3057]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  119.108907][ T3057]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  119.109183][ T3057]  ? copy_msghdr_from_user (net/socket.c:2635)
[  119.109491][ T3057]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  119.109822][ T3057]  ? move_addr_to_kernel (net/socket.c:258)
[  119.110106][ T3057]  ___sys_sendmsg (net/socket.c:2752)
[  119.110402][ T3057]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  119.110688][ T3057]  ? copy_msghdr_from_user (net/socket.c:2603)
[  119.110981][ T3057]  ? 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))
[  119.111265][ T3057]  __sys_sendmsg (net/socket.c:2784)
[  119.111566][ T3057]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  119.111852][ T3057]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  119.112111][ T3057]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  119.112408][ T3057]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  119.112694][ T3057]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  119.112967][ T3057]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  119.113246][ T3057]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  119.113603][ T3057] RIP: 0033:0x7fc4502b208e
[  119.113891][ T3057] 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
[  119.114751][ T3057] RSP: 002b:00007ffd04c2b6c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  119.115136][ T3057] RAX: ffffffffffffffda RBX: 00007ffd04c2be68 RCX: 00007fc4502b208e
[  119.115548][ T3057] RDX: 0000000000000000 RSI: 00007ffd04c2b770 RDI: 0000000000000005
[  119.115931][ T3057] RBP: 00007ffd04c2b6d0 R08: 0000000000000000 R09: 0000000000000000
[  119.116300][ T3057] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f0
[  119.116710][ T3057] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd04c2be40
| [  119.147174][ T3058] ------------[ cut here ]------------
| [  119.147747][ T3058] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3058
| [  119.148016][ T3058] Modules linked in: vxlan
| [  119.148432][ T3058] Tainted: [W]=WARN
[  119.148532][ T3058] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  119.148697][ T3058] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  119.148867][ T3058] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  119.149353][ T3058] RSP: 0018:ffa0000005b37020 EFLAGS: 00010286
[  119.149526][ T3058] RAX: 00000000ffffffa6 RBX: ff1100001ad5a740 RCX: 1ff4000000b66dca
[  119.149722][ T3058] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001ad5a7fc
[  119.149916][ T3058] RBP: ff1100001c1fa000 R08: 1fe22000035ab501 R09: ff1100001b5ed158
[  119.150116][ T3058] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[  119.150324][ T3058] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  119.150527][ T3058] FS:  00007f0195ccc840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  119.150762][ T3058] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  119.150928][ T3058] CR2: 00000000290f4988 CR3: 000000001ade0001 CR4: 0000000000771ef0
[  119.151130][ T3058] PKRU: 55555554
[  119.151229][ T3058] Call Trace:
[  119.151332][ T3058]  <TASK>
[  119.151399][ T3058]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[  119.151539][ T3058]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  119.151671][ T3058]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  119.151770][ T3058]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  119.151902][ T3058]  __dev_notify_flags (net/core/dev.c:9787)
[  119.152037][ T3058]  ? netif_change_name (net/core/dev.c:1495)
[  119.152168][ T3058]  ? __dev_change_flags (net/core/dev.c:9752)
[  119.152299][ T3058]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[  119.152457][ T3058]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  119.152590][ T3058]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  119.152725][ T3058]  netif_change_flags (net/core/dev.c:9820)
[  119.152858][ T3058]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  119.152992][ T3058]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[  119.153126][ T3058]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  119.153258][ T3058]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  119.153430][ T3058]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  119.153563][ T3058]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  119.153697][ T3058]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  119.153827][ T3058]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  119.153966][ T3058]  ? __kernel_text_address (kernel/extable.c:79)
[  119.154103][ T3058]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  119.154236][ T3058]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  119.154372][ T3058]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  119.154514][ T3058]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  119.154647][ T3058]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  119.154781][ T3058]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  119.154911][ T3058]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  119.155045][ T3058]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  119.155179][ T3058]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  119.155310][ T3058]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  119.155453][ T3058]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  119.155584][ T3058]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  119.155724][ T3058]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  119.155858][ T3058]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  119.155996][ T3058]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  119.156127][ T3058]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  119.156257][ T3058]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  119.156392][ T3058]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  119.156528][ T3058]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  119.156661][ T3058]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  119.156792][ T3058]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  119.156923][ T3058]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  119.157057][ T3058]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  119.157189][ T3058]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  119.157326][ T3058]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  119.157463][ T3058]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  119.157593][ T3058]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  119.157722][ T3058]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  119.157855][ T3058]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  119.157986][ T3058]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  119.158117][ T3058]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  119.158248][ T3058]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  119.158385][ T3058]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  119.158526][ T3058]  ? 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))
[  119.158656][ T3058]  ? 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))
[  119.158795][ T3058]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  119.158927][ T3058]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  119.159062][ T3058]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  119.159195][ T3058]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  119.159331][ T3058]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  119.159466][ T3058]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  119.159604][ T3058]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  119.159735][ T3058]  ? copy_msghdr_from_user (net/socket.c:2635)
[  119.159873][ T3058]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  119.160039][ T3058]  ? move_addr_to_kernel (net/socket.c:258)
[  119.160174][ T3058]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  119.160305][ T3058]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  119.160449][ T3058]  ___sys_sendmsg (net/socket.c:2752)
[  119.160580][ T3058]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  119.160743][ T3058]  ? copy_msghdr_from_user (net/socket.c:2603)
[  119.160888][ T3058]  __sys_sendmsg (net/socket.c:2784)
[  119.161019][ T3058]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  119.161149][ T3058]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  119.161320][ T3058]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  119.161457][ T3058]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  119.161589][ T3058]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  119.161724][ T3058]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  119.161861][ T3058]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  119.161999][ T3058]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  119.162160][ T3058] RIP: 0033:0x7f0195f0608e
[  119.162297][ T3058] 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
[  119.162814][ T3058] RSP: 002b:00007ffc22397ba0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  119.163016][ T3058] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f0195f0608e
[  119.163210][ T3058] RDX: 0000000000000000 RSI: 00007ffc22397c50 RDI: 0000000000000005
[  119.163409][ T3058] RBP: 00007ffc22397bb0 R08: 0000000000000000 R09: 0000000000000000
[  119.163618][ T3058] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f0
[  119.163814][ T3058] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc22398320
| [  119.194722][ T3059] ------------[ cut here ]------------
| [  119.194875][ T3059] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3059
| [  119.195149][ T3059] Modules linked in: vxlan
| [  119.195583][ T3059] Tainted: [W]=WARN
[  119.195690][ T3059] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  119.195865][ T3059] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  119.196046][ T3059] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  119.196548][ T3059] RSP: 0018:ffa0000005b06e30 EFLAGS: 00010286
[  119.196721][ T3059] RAX: 00000000ffffffa6 RBX: ff1100001af88580 RCX: 1ff4000000b60d8c
[  119.196924][ T3059] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001af8863c
[  119.197132][ T3059] RBP: ff11000016d1c000 R08: 1fe22000035f10c9 R09: ff1100001b5eae80
[  119.197345][ T3059] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  119.197555][ T3059] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001344bc04
[  119.197760][ T3059] FS:  00007f8a85139840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  119.198008][ T3059] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  119.198181][ T3059] CR2: 00007f8a854a0f6d CR3: 000000001b612003 CR4: 0000000000771ef0
[  119.198400][ T3059] PKRU: 55555554
[  119.198508][ T3059] Call Trace:
[  119.198616][ T3059]  <TASK>
[  119.198692][ T3059]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  119.198828][ T3059]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  119.198969][ T3059]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  119.199071][ T3059]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[  119.199211][ T3059]  __dev_notify_flags (net/core/dev.c:9787)
[  119.199759][ T3059]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[  119.199916][ T3059]  ? 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)
[  119.200057][ T3059]  ? netif_change_name (net/core/dev.c:1495)
[  119.200194][ T3059]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[  119.200336][ T3059]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  119.200477][ T3059]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  119.200622][ T3059]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  119.200758][ T3059]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  119.200903][ T3059]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  119.201044][ T3059]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[  119.201180][ T3059]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  119.201322][ T3059]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[  119.201467][ T3059]  veth_newlink (drivers/net/veth.c:1871)
[  119.201618][ T3059]  ? veth_poll_controller (drivers/net/veth.c:1470)
[  119.201754][ T3059]  ? kasan_save_stack (mm/kasan/common.c:57)
[  119.201891][ T3059]  ? kasan_save_track (mm/kasan/common.c:78)
[  119.202029][ T3059]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  119.202180][ T3059]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[  119.202320][ T3059]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[  119.202464][ T3059]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[  119.202601][ T3059]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[  119.202738][ T3059]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[  119.202878][ T3059]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[  119.203047][ T3059]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  119.203190][ T3059]  ? __dev_get_by_name (net/core/dev.c:883)
[  119.203331][ T3059]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  119.203484][ T3059]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  119.203626][ T3059]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  119.203778][ T3059]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  119.203919][ T3059]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  119.204057][ T3059]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  119.204205][ T3059]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  119.204348][ T3059]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  119.204495][ T3059]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  119.204633][ T3059]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  119.204772][ T3059]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  119.204907][ T3059]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  119.205046][ T3059]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  119.205182][ T3059]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  119.205326][ T3059]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  119.205467][ T3059]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  119.205613][ T3059]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  119.205749][ T3059]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  119.205886][ T3059]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  119.206028][ T3059]  ? 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))
[  119.206170][ T3059]  ? 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))
[  119.206312][ T3059]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  119.206461][ T3059]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  119.206599][ T3059]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  119.206736][ T3059]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  119.206874][ T3059]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  119.207018][ T3059]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  119.207156][ T3059]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  119.207391][ T3059]  ? copy_msghdr_from_user (net/socket.c:2635)
[  119.207532][ T3059]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  119.207699][ T3059]  ? move_addr_to_kernel (net/socket.c:258)
[  119.207840][ T3059]  ___sys_sendmsg (net/socket.c:2752)
[  119.207980][ T3059]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  119.208120][ T3059]  ? copy_msghdr_from_user (net/socket.c:2603)
[  119.208263][ T3059]  ? 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))
[  119.208407][ T3059]  __sys_sendmsg (net/socket.c:2784)
[  119.208551][ T3059]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  119.208696][ T3059]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  119.208833][ T3059]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  119.209065][ T3059]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  119.209204][ T3059]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  119.209349][ T3059]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  119.209493][ T3059]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  119.209663][ T3059] RIP: 0033:0x7f8a8537308e
[  119.209903][ T3059] 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
[  119.210505][ T3059] RSP: 002b:00007fff113823d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  119.210810][ T3059] RAX: ffffffffffffffda RBX: 00007fff11382b68 RCX: 00007f8a8537308e
[  119.211017][ T3059] RDX: 0000000000000000 RSI: 00007fff11382480 RDI: 0000000000000005
[  119.211223][ T3059] RBP: 00007fff113823e0 R08: 0000000000000000 R09: 0000000000000000
[  119.211437][ T3059] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f0
[  119.211643][ T3059] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff11382b40
| [  119.220836][ T3059] ------------[ cut here ]------------
| [  119.220985][ T3059] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3059
| [  119.221245][ T3059] Modules linked in: vxlan
| [  119.221668][ T3059] Tainted: [W]=WARN
[  119.221769][ T3059] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  119.221936][ T3059] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  119.222114][ T3059] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  119.222608][ T3059] RSP: 0018:ffa0000005b071b0 EFLAGS: 00010286
[  119.222869][ T3059] RAX: 00000000ffffffa6 RBX: ff11000012b0aac0 RCX: 1ff4000000b60dfc
[  119.223164][ T3059] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0ab7c
[  119.223368][ T3059] RBP: ff11000019469000 R08: 1fe2200002561571 R09: ff1100001b5eae80
[  119.223571][ T3059] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  119.223775][ T3059] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab603b20
[  119.223976][ T3059] FS:  00007f8a85139840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  119.224210][ T3059] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  119.224382][ T3059] CR2: 00007f8a854a0f6d CR3: 000000001b612003 CR4: 0000000000771ef0
[  119.224588][ T3059] PKRU: 55555554
[  119.224687][ T3059] Call Trace:
[  119.224787][ T3059]  <TASK>
[  119.224857][ T3059]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  119.224991][ T3059]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  119.225094][ T3059]  __dev_notify_flags (net/core/dev.c:9787)
[  119.225232][ T3059]  ? netif_change_name (net/core/dev.c:1495)
[  119.225374][ T3059]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[  119.225516][ T3059]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[  119.225656][ T3059]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[  119.225879][ T3059]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[  119.226017][ T3059]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  119.226150][ T3059]  ? __dev_get_by_name (net/core/dev.c:883)
[  119.226281][ T3059]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  119.226436][ T3059]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  119.226574][ T3059]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  119.226710][ T3059]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  119.226842][ T3059]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  119.227079][ T3059]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  119.227213][ T3059]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  119.227987][ T3059]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  119.228217][ T3059]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  119.228409][ T3059]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  119.228553][ T3059]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  119.228685][ T3059]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  119.228816][ T3059]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  119.228951][ T3059]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  119.229093][ T3059]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  119.229223][ T3059]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  119.229423][ T3059]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  119.229562][ T3059]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  119.229696][ T3059]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  119.229832][ T3059]  ? 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))
[  119.229966][ T3059]  ? 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))
[  119.230160][ T3059]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  119.230293][ T3059]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  119.230493][ T3059]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  119.230627][ T3059]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  119.230762][ T3059]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  119.230898][ T3059]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  119.231037][ T3059]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  119.231176][ T3059]  ? copy_msghdr_from_user (net/socket.c:2635)
[  119.231374][ T3059]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  119.231549][ T3059]  ? move_addr_to_kernel (net/socket.c:258)
[  119.231687][ T3059]  ___sys_sendmsg (net/socket.c:2752)
[  119.231818][ T3059]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  119.231954][ T3059]  ? copy_msghdr_from_user (net/socket.c:2603)
[  119.232100][ T3059]  ? 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))
[  119.232236][ T3059]  __sys_sendmsg (net/socket.c:2784)
[  119.232440][ T3059]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  119.232580][ T3059]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  119.232712][ T3059]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  119.232848][ T3059]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  119.232984][ T3059]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  119.233119][ T3059]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  119.233256][ T3059]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  119.233487][ T3059] RIP: 0033:0x7f8a8537308e
[  119.233628][ T3059] 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
[  119.234105][ T3059] RSP: 002b:00007fff113823d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  119.234311][ T3059] RAX: ffffffffffffffda RBX: 00007fff11382b68 RCX: 00007f8a8537308e
[  119.234575][ T3059] RDX: 0000000000000000 RSI: 00007fff11382480 RDI: 0000000000000005
[  119.234773][ T3059] RBP: 00007fff113823e0 R08: 0000000000000000 R09: 0000000000000000
[  119.234977][ T3059] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f0
[  119.235178][ T3059] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff11382b40
| [  119.298423][ T3060] ------------[ cut here ]------------
| [  119.298577][ T3060] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3060
| [  119.298828][ T3060] Modules linked in: vxlan
| [  119.299220][ T3060] Tainted: [W]=WARN
[  119.299323][ T3060] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  119.299487][ T3060] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  119.299651][ T3060] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  119.300103][ T3060] RSP: 0018:ffa0000005ae6ff8 EFLAGS: 00010286
[  119.300263][ T3060] RAX: 00000000ffffffa6 RBX: ff110000141aac80 RCX: 1ff4000000b5cdc5
[  119.300486][ T3060] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000141aad3c
[  119.300678][ T3060] RBP: ff11000019469000 R08: 1fe22000028355a9 R09: ff1100001b5e8b58
[  119.300866][ T3060] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  119.301055][ T3060] R13: 0000000000000000 R14: ffa0000005ae7140 R15: ff1100001af3edd0
[  119.301246][ T3060] FS:  00007efc10ac5840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  119.301483][ T3060] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  119.301643][ T3060] CR2: 000000001de20988 CR3: 000000001be56005 CR4: 0000000000771ef0
[  119.301830][ T3060] PKRU: 55555554
[  119.301923][ T3060] Call Trace:
[  119.302017][ T3060]  <TASK>
[  119.302085][ T3060]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[  119.302212][ T3060]  __dev_change_net_namespace (net/core/dev.c:12635)
[  119.302377][ T3060]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  119.302512][ T3060]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  119.302642][ T3060]  ? default_device_exit_batch (net/core/dev.c:13091)
[  119.302799][ T3060]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  119.302925][ T3060]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  119.303051][ T3060]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  119.303177][ T3060]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  119.303308][ T3060]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[  119.303497][ T3060]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[  119.303624][ T3060]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[  119.303752][ T3060]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  119.303877][ T3060]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  119.304035][ T3060]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  119.304158][ T3060]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  119.304282][ T3060]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  119.304432][ T3060]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  119.304559][ T3060]  ? __kernel_text_address (kernel/extable.c:79)
[  119.304684][ T3060]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  119.304809][ T3060]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  119.304932][ T3060]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  119.305064][ T3060]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  119.305195][ T3060]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  119.305323][ T3060]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  119.305453][ T3060]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  119.305582][ T3060]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  119.305706][ T3060]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  119.305831][ T3060]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  119.305958][ T3060]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  119.306085][ T3060]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  119.306209][ T3060]  ? nla_get_range_signed (lib/nlattr.c:270)
[  119.306343][ T3060]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  119.306480][ T3060]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  119.306606][ T3060]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  119.306729][ T3060]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  119.306853][ T3060]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  119.306984][ T3060]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  119.307116][ T3060]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  119.307243][ T3060]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  119.307371][ T3060]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  119.307501][ T3060]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  119.307625][ T3060]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  119.307750][ T3060]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  119.307875][ T3060]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  119.308007][ T3060]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  119.308133][ T3060]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  119.308255][ T3060]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  119.308387][ T3060]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  119.308517][ T3060]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  119.308641][ T3060]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  119.308765][ T3060]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  119.308892][ T3060]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  119.309022][ T3060]  ? 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))
[  119.309144][ T3060]  ? 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))
[  119.309275][ T3060]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  119.309412][ T3060]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  119.309542][ T3060]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  119.309666][ T3060]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  119.309790][ T3060]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  119.309917][ T3060]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  119.310046][ T3060]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  119.310176][ T3060]  ? copy_msghdr_from_user (net/socket.c:2635)
[  119.310300][ T3060]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  119.310465][ T3060]  ? move_addr_to_kernel (net/socket.c:258)
[  119.310592][ T3060]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  119.310717][ T3060]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  119.310842][ T3060]  ___sys_sendmsg (net/socket.c:2752)
[  119.310970][ T3060]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  119.311124][ T3060]  ? copy_msghdr_from_user (net/socket.c:2603)
[  119.311260][ T3060]  __sys_sendmsg (net/socket.c:2784)
[  119.311390][ T3060]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  119.311520][ T3060]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  119.311677][ T3060]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  119.311800][ T3060]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  119.311927][ T3060]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  119.312056][ T3060]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  119.312180][ T3060]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  119.312303][ T3060]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  119.312466][ T3060] RIP: 0033:0x7efc10cff08e
[  119.312597][ T3060] 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
[  119.313045][ T3060] RSP: 002b:00007fffd13894f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  119.313233][ T3060] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007efc10cff08e
[  119.313428][ T3060] RDX: 0000000000000000 RSI: 00007fffd13895a0 RDI: 0000000000000005
[  119.313617][ T3060] RBP: 00007fffd1389500 R08: 0000000000000000 R09: 0000000000000000
[  119.313803][ T3060] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f0
[  119.313993][ T3060] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffd1389c60
| [  119.316492][ T3060] ------------[ cut here ]------------
| [  119.316624][ T3060] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3060
| [  119.316879][ T3060] Modules linked in: vxlan
| [  119.317270][ T3060] Tainted: [W]=WARN
[  119.317373][ T3060] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  119.317549][ T3060] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  119.317720][ T3060] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  119.318176][ T3060] RSP: 0018:ffa0000005ae6fc0 EFLAGS: 00010286
[  119.318341][ T3060] RAX: 00000000ffffffa6 RBX: ff1100001671b700 RCX: 1ff4000000b5cdbe
[  119.318538][ T3060] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001671b7bc
[  119.318725][ T3060] RBP: ff11000019469000 R08: 1fe2200002ce36f9 R09: ff1100001b5e8b58
[  119.318912][ T3060] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  119.319103][ T3060] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001af3edd0
[  119.319293][ T3060] FS:  00007efc10ac5840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  119.319537][ T3060] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  119.319699][ T3060] CR2: 000000001de20988 CR3: 000000001be56005 CR4: 0000000000771ef0
[  119.319893][ T3060] PKRU: 55555554
[  119.319990][ T3060] Call Trace:
[  119.320086][ T3060]  <TASK>
[  119.320152][ T3060]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  119.320279][ T3060]  ? notifier_call_chain (kernel/notifier.c:85)
[  119.320413][ T3060]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  119.320515][ T3060]  __dev_change_net_namespace (net/core/dev.c:12695)
[  119.320675][ T3060]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  119.320801][ T3060]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  119.320929][ T3060]  ? default_device_exit_batch (net/core/dev.c:13091)
[  119.321091][ T3060]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  119.321215][ T3060]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  119.321346][ T3060]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  119.321478][ T3060]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  119.321605][ T3060]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[  119.321731][ T3060]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[  119.321859][ T3060]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[  119.321992][ T3060]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  119.322118][ T3060]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  119.322275][ T3060]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  119.322408][ T3060]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  119.322540][ T3060]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  119.322665][ T3060]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  119.322792][ T3060]  ? __kernel_text_address (kernel/extable.c:79)
[  119.322919][ T3060]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  119.323048][ T3060]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  119.323175][ T3060]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  119.323310][ T3060]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  119.323449][ T3060]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  119.323575][ T3060]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  119.323703][ T3060]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  119.323830][ T3060]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  119.323957][ T3060]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  119.324083][ T3060]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  119.324210][ T3060]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  119.324344][ T3060]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  119.324483][ T3060]  ? nla_get_range_signed (lib/nlattr.c:270)
[  119.324611][ T3060]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  119.324740][ T3060]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  119.324870][ T3060]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  119.324999][ T3060]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  119.325124][ T3060]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  119.325249][ T3060]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  119.325379][ T3060]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  119.325518][ T3060]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  119.325643][ T3060]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  119.325767][ T3060]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  119.325895][ T3060]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  119.326026][ T3060]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  119.326152][ T3060]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  119.326277][ T3060]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  119.326413][ T3060]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  119.326545][ T3060]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  119.326674][ T3060]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  119.326799][ T3060]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  119.326926][ T3060]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  119.327056][ T3060]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  119.327182][ T3060]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  119.327312][ T3060]  ? 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))
[  119.327496][ T3060]  ? 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))
[  119.327624][ T3060]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  119.327751][ T3060]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  119.327877][ T3060]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  119.328007][ T3060]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  119.328133][ T3060]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  119.328260][ T3060]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  119.328392][ T3060]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  119.328526][ T3060]  ? copy_msghdr_from_user (net/socket.c:2635)
[  119.328651][ T3060]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  119.328806][ T3060]  ? move_addr_to_kernel (net/socket.c:258)
[  119.328932][ T3060]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  119.329062][ T3060]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  119.329189][ T3060]  ___sys_sendmsg (net/socket.c:2752)
[  119.329318][ T3060]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  119.329482][ T3060]  ? copy_msghdr_from_user (net/socket.c:2603)
[  119.329622][ T3060]  __sys_sendmsg (net/socket.c:2784)
[  119.329749][ T3060]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  119.329874][ T3060]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  119.330035][ T3060]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  119.330160][ T3060]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  119.330286][ T3060]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  119.330423][ T3060]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  119.330550][ T3060]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  119.330676][ T3060]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  119.330831][ T3060] RIP: 0033:0x7efc10cff08e
[  119.330965][ T3060] 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
[  119.331426][ T3060] RSP: 002b:00007fffd13894f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  119.331622][ T3060] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007efc10cff08e
[  119.331810][ T3060] RDX: 0000000000000000 RSI: 00007fffd13895a0 RDI: 0000000000000005
[  119.332003][ T3060] RBP: 00007fffd1389500 R08: 0000000000000000 R09: 0000000000000000
[  119.332192][ T3060] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f0
[  119.332391][ T3060] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffd1389c60
| [  119.392013][ T3061] ------------[ cut here ]------------
| [  119.392172][ T3061] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3061
| [  119.392455][ T3061] Modules linked in: vxlan
| [  119.392851][ T3061] Tainted: [W]=WARN
[  119.392951][ T3061] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  119.393114][ T3061] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  119.393282][ T3061] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  119.393755][ T3061] RSP: 0018:ffa0000005b06ff8 EFLAGS: 00010286
[  119.393916][ T3061] RAX: 00000000ffffffa6 RBX: ff11000014e2b700 RCX: 1ff4000000b60dc5
[  119.394118][ T3061] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014e2b7bc
[  119.394311][ T3061] RBP: ff11000016d1c000 R08: 1fe22000029c56f9 R09: ff1100001b605158
[  119.394514][ T3061] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  119.394704][ T3061] R13: 0000000000000000 R14: ffa0000005b07140 R15: ff11000014f0ce50
[  119.394893][ T3061] FS:  00007f1fbc412840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  119.395119][ T3061] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  119.395281][ T3061] CR2: 00007f1fbc6e21a0 CR3: 0000000019f44004 CR4: 0000000000771ef0
[  119.395492][ T3061] PKRU: 55555554
[  119.395587][ T3061] Call Trace:
[  119.395685][ T3061]  <TASK>
[  119.395758][ T3061]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[  119.395890][ T3061]  __dev_change_net_namespace (net/core/dev.c:12635)
[  119.396052][ T3061]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  119.396180][ T3061]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  119.396312][ T3061]  ? default_device_exit_batch (net/core/dev.c:13091)
[  119.396482][ T3061]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  119.396610][ T3061]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  119.396738][ T3061]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  119.396864][ T3061]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  119.396998][ T3061]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[  119.397127][ T3061]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[  119.397258][ T3061]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[  119.397465][ T3061]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  119.397597][ T3061]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  119.397758][ T3061]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  119.397886][ T3061]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  119.398015][ T3061]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  119.398140][ T3061]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  119.398269][ T3061]  ? __kernel_text_address (kernel/extable.c:79)
[  119.398404][ T3061]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  119.398539][ T3061]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  119.398664][ T3061]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  119.398790][ T3061]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  119.398919][ T3061]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  119.399049][ T3061]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  119.399177][ T3061]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  119.399300][ T3061]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  119.399436][ T3061]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  119.399567][ T3061]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  119.399696][ T3061]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  119.399823][ T3061]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  119.399952][ T3061]  ? nla_get_range_signed (lib/nlattr.c:270)
[  119.400082][ T3061]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  119.400212][ T3061]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  119.400349][ T3061]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  119.400482][ T3061]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  119.400608][ T3061]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  119.400733][ T3061]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  119.400860][ T3061]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  119.400989][ T3061]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  119.401115][ T3061]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  119.401245][ T3061]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  119.401378][ T3061]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  119.401510][ T3061]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  119.401641][ T3061]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  119.401770][ T3061]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  119.401897][ T3061]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  119.402030][ T3061]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  119.402163][ T3061]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  119.402288][ T3061]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  119.402426][ T3061]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  119.402554][ T3061]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  119.402683][ T3061]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  119.402813][ T3061]  ? 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))
[  119.402946][ T3061]  ? 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))
[  119.403075][ T3061]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  119.403204][ T3061]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  119.403341][ T3061]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  119.403475][ T3061]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  119.403605][ T3061]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  119.403732][ T3061]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  119.403867][ T3061]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  119.403999][ T3061]  ? copy_msghdr_from_user (net/socket.c:2635)
[  119.404126][ T3061]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  119.404283][ T3061]  ? move_addr_to_kernel (net/socket.c:258)
[  119.404416][ T3061]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  119.404551][ T3061]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  119.404680][ T3061]  ___sys_sendmsg (net/socket.c:2752)
[  119.404811][ T3061]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  119.404972][ T3061]  ? copy_msghdr_from_user (net/socket.c:2603)
[  119.405114][ T3061]  __sys_sendmsg (net/socket.c:2784)
[  119.405243][ T3061]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  119.405376][ T3061]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  119.405542][ T3061]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  119.405670][ T3061]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  119.405798][ T3061]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  119.405927][ T3061]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  119.406058][ T3061]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  119.406184][ T3061]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  119.406349][ T3061] RIP: 0033:0x7f1fbc64c08e
[  119.406491][ T3061] 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
[  119.406966][ T3061] RSP: 002b:00007ffcbcf781f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  119.407160][ T3061] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f1fbc64c08e
[  119.407355][ T3061] RDX: 0000000000000000 RSI: 00007ffcbcf782a0 RDI: 0000000000000005
[  119.407551][ T3061] RBP: 00007ffcbcf78200 R08: 0000000000000000 R09: 0000000000000000
[  119.407741][ T3061] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f0
[  119.407946][ T3061] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcbcf78960
| [  119.410532][ T3061] ------------[ cut here ]------------
| [  119.410671][ T3061] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3061
| [  119.410926][ T3061] Modules linked in: vxlan
| [  119.411335][ T3061] Tainted: [W]=WARN
[  119.411438][ T3061] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  119.411600][ T3061] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  119.411767][ T3061] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  119.412230][ T3061] RSP: 0018:ffa0000005b06fc0 EFLAGS: 00010286
[  119.412401][ T3061] RAX: 00000000ffffffa6 RBX: ff11000015fb7e00 RCX: 1ff4000000b60dbe
[  119.412600][ T3061] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000015fb7ebc
[  119.412792][ T3061] RBP: ff11000016d1c000 R08: 1fe2200002bf6fd9 R09: ff1100001b605158
[  119.412991][ T3061] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  119.413182][ T3061] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000014f0ce50
[  119.413381][ T3061] FS:  00007f1fbc412840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  119.413614][ T3061] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  119.413778][ T3061] CR2: 00007f1fbc6e21a0 CR3: 0000000019f44004 CR4: 0000000000771ef0
[  119.413976][ T3061] PKRU: 55555554
[  119.414074][ T3061] Call Trace:
[  119.414171][ T3061]  <TASK>
[  119.414238][ T3061]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  119.414378][ T3061]  ? notifier_call_chain (kernel/notifier.c:85)
[  119.414516][ T3061]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  119.414622][ T3061]  __dev_change_net_namespace (net/core/dev.c:12695)
[  119.414785][ T3061]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  119.414916][ T3061]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  119.415053][ T3061]  ? default_device_exit_batch (net/core/dev.c:13091)
[  119.415215][ T3061]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  119.415349][ T3061]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  119.415486][ T3061]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  119.415617][ T3061]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  119.415746][ T3061]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[  119.415876][ T3061]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[  119.416011][ T3061]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[  119.416142][ T3061]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  119.416274][ T3061]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  119.416448][ T3061]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  119.416580][ T3061]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  119.416712][ T3061]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  119.416841][ T3061]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  119.416973][ T3061]  ? __kernel_text_address (kernel/extable.c:79)
[  119.417103][ T3061]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  119.417239][ T3061]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  119.417377][ T3061]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  119.417516][ T3061]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  119.417644][ T3061]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  119.417772][ T3061]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  119.417900][ T3061]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  119.418031][ T3061]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  119.418162][ T3061]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  119.418292][ T3061]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  119.418432][ T3061]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  119.418564][ T3061]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  119.418702][ T3061]  ? nla_get_range_signed (lib/nlattr.c:270)
[  119.418834][ T3061]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  119.418974][ T3061]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  119.419105][ T3061]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  119.419236][ T3061]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  119.419375][ T3061]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  119.419510][ T3061]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  119.419639][ T3061]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  119.419770][ T3061]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  119.419896][ T3061]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  119.420027][ T3061]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  119.420155][ T3061]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  119.420285][ T3061]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  119.420427][ T3061]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  119.420557][ T3061]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  119.420685][ T3061]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  119.420818][ T3061]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  119.420952][ T3061]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  119.421081][ T3061]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  119.421220][ T3061]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  119.421358][ T3061]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  119.421495][ T3061]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  119.421627][ T3061]  ? 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))
[  119.421755][ T3061]  ? 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))
[  119.421886][ T3061]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  119.422018][ T3061]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  119.422153][ T3061]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  119.422285][ T3061]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  119.422431][ T3061]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  119.422564][ T3061]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  119.422695][ T3061]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  119.422825][ T3061]  ? copy_msghdr_from_user (net/socket.c:2635)
[  119.422957][ T3061]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  119.423117][ T3061]  ? move_addr_to_kernel (net/socket.c:258)
[  119.423246][ T3061]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  119.423384][ T3061]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  119.423520][ T3061]  ___sys_sendmsg (net/socket.c:2752)
[  119.423650][ T3061]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  119.423812][ T3061]  ? copy_msghdr_from_user (net/socket.c:2603)
[  119.423958][ T3061]  __sys_sendmsg (net/socket.c:2784)
[  119.424086][ T3061]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  119.424214][ T3061]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  119.424390][ T3061]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  119.424525][ T3061]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  119.424656][ T3061]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  119.424786][ T3061]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  119.424916][ T3061]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  119.425049][ T3061]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  119.425213][ T3061] RIP: 0033:0x7f1fbc64c08e
[  119.425354][ T3061] 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
[  119.425824][ T3061] RSP: 002b:00007ffcbcf781f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  119.426020][ T3061] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f1fbc64c08e
[  119.426218][ T3061] RDX: 0000000000000000 RSI: 00007ffcbcf782a0 RDI: 0000000000000005
[  119.426422][ T3061] RBP: 00007ffcbcf78200 R08: 0000000000000000 R09: 0000000000000000
[  119.426617][ T3061] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f0
[  119.426895][ T3061] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcbcf78960
| [  119.479756][ T3065] ------------[ cut here ]------------
| [  119.479918][ T3065] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3065
| [  119.480188][ T3065] Modules linked in: vxlan
| [  119.480619][ T3065] Tainted: [W]=WARN
[  119.480719][ T3065] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  119.480885][ T3065] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  119.481060][ T3065] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  119.481545][ T3065] RSP: 0018:ffa0000005ad7020 EFLAGS: 00010286
[  119.481710][ T3065] RAX: 00000000ffffffa6 RBX: ff110000141ab000 RCX: 1ff4000000b5adca
[  119.481905][ T3065] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000141ab0bc
[  119.482103][ T3065] RBP: ff11000019469000 R08: 1fe2200002835619 R09: ff110000175ad158
[  119.482299][ T3065] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[  119.482580][ T3065] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  119.482867][ T3065] FS:  00007f7183886840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  119.483101][ T3065] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  119.483263][ T3065] CR2: 000000003526a988 CR3: 0000000004b62005 CR4: 0000000000771ef0
[  119.483559][ T3065] PKRU: 55555554
[  119.483657][ T3065] Call Trace:
[  119.483752][ T3065]  <TASK>
[  119.483819][ T3065]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  119.483954][ T3065]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  119.484052][ T3065]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  119.484181][ T3065]  __dev_notify_flags (net/core/dev.c:9787)
[  119.484312][ T3065]  ? netif_change_name (net/core/dev.c:1495)
[  119.484554][ T3065]  ? __dev_change_flags (net/core/dev.c:9752)
[  119.484682][ T3065]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[  119.484812][ T3065]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  119.484942][ T3065]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  119.485075][ T3065]  netif_change_flags (net/core/dev.c:9820)
[  119.485208][ T3065]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  119.485414][ T3065]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[  119.485554][ T3065]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  119.485683][ T3065]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  119.485843][ T3065]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  119.485976][ T3065]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  119.486106][ T3065]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  119.486235][ T3065]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  119.486461][ T3065]  ? __kernel_text_address (kernel/extable.c:79)
[  119.486593][ T3065]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  119.486724][ T3065]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  119.486854][ T3065]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  119.486987][ T3065]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  119.487116][ T3065]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  119.487244][ T3065]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  119.487479][ T3065]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  119.487609][ T3065]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  119.487743][ T3065]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  119.487873][ T3065]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  119.488008][ T3065]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  119.488138][ T3065]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  119.488275][ T3065]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  119.488504][ T3065]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  119.488641][ T3065]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  119.488768][ T3065]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  119.488897][ T3065]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  119.489029][ T3065]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  119.489157][ T3065]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  119.489286][ T3065]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  119.489505][ T3065]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  119.489635][ T3065]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  119.489764][ T3065]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  119.489895][ T3065]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  119.490031][ T3065]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  119.490159][ T3065]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  119.490291][ T3065]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  119.490521][ T3065]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  119.490651][ T3065]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  119.490778][ T3065]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  119.490908][ T3065]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  119.491039][ T3065]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  119.491169][ T3065]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  119.491300][ T3065]  ? 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))
[  119.491520][ T3065]  ? 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))
[  119.491650][ T3065]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  119.491785][ T3065]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  119.491914][ T3065]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  119.492048][ T3065]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  119.492183][ T3065]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  119.492311][ T3065]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  119.492540][ T3065]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  119.492671][ T3065]  ? copy_msghdr_from_user (net/socket.c:2635)
[  119.492798][ T3065]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  119.492959][ T3065]  ? move_addr_to_kernel (net/socket.c:258)
[  119.493089][ T3065]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  119.493217][ T3065]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  119.493431][ T3065]  ___sys_sendmsg (net/socket.c:2752)
[  119.493563][ T3065]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  119.493725][ T3065]  ? copy_msghdr_from_user (net/socket.c:2603)
[  119.493864][ T3065]  __sys_sendmsg (net/socket.c:2784)
[  119.493996][ T3065]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  119.494129][ T3065]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  119.494291][ T3065]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  119.494519][ T3065]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  119.494648][ T3065]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  119.494777][ T3065]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  119.494906][ T3065]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  119.495037][ T3065]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  119.495197][ T3065] RIP: 0033:0x7f7183ac008e
[  119.495437][ T3065] 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
[  119.495895][ T3065] RSP: 002b:00007ffcfb037670 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  119.496092][ T3065] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f7183ac008e
[  119.496286][ T3065] RDX: 0000000000000000 RSI: 00007ffcfb037720 RDI: 0000000000000005
[  119.496562][ T3065] RBP: 00007ffcfb037680 R08: 0000000000000000 R09: 0000000000000000
[  119.496753][ T3065] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f0
[  119.496943][ T3065] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcfb037df0
| [  119.524639][ T3067] ------------[ cut here ]------------
| [  119.524800][ T3067] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3067
| [  119.525067][ T3067] Modules linked in: vxlan
| [  119.525552][ T3067] Tainted: [W]=WARN
[  119.525651][ T3067] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  119.525821][ T3067] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  119.525996][ T3067] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  119.526537][ T3067] RSP: 0018:ffa0000005b57020 EFLAGS: 00010286
[  119.526703][ T3067] RAX: 00000000ffffffa6 RBX: ff1100001311c900 RCX: 1ff4000000b6adca
[  119.526901][ T3067] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001311c9bc
[  119.527108][ T3067] RBP: ff11000016d1c000 R08: 1fe2200002623939 R09: ff11000019558b58
[  119.527309][ T3067] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[  119.527567][ T3067] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  119.527822][ T3067] FS:  00007fe90f852840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  119.528059][ T3067] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  119.528224][ T3067] CR2: 00007fe90fb221a0 CR3: 00000000128de003 CR4: 0000000000771ef0
[  119.528492][ T3067] PKRU: 55555554
[  119.528591][ T3067] Call Trace:
[  119.528689][ T3067]  <TASK>
[  119.528759][ T3067]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  119.528893][ T3067]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  119.528997][ T3067]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  119.529130][ T3067]  __dev_notify_flags (net/core/dev.c:9787)
[  119.529261][ T3067]  ? netif_change_name (net/core/dev.c:1495)
[  119.529456][ T3067]  ? __dev_change_flags (net/core/dev.c:9752)
[  119.529587][ T3067]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[  119.529716][ T3067]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  119.529847][ T3067]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  119.529984][ T3067]  netif_change_flags (net/core/dev.c:9820)
[  119.530116][ T3067]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  119.530249][ T3067]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[  119.530444][ T3067]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  119.530575][ T3067]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  119.530740][ T3067]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  119.530870][ T3067]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  119.531004][ T3067]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  119.531136][ T3067]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  119.531269][ T3067]  ? __kernel_text_address (kernel/extable.c:79)
[  119.531463][ T3067]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  119.531597][ T3067]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  119.531727][ T3067]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  119.531862][ T3067]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  119.531999][ T3067]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  119.532129][ T3067]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  119.532260][ T3067]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  119.532458][ T3067]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  119.532590][ T3067]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  119.532721][ T3067]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  119.532852][ T3067]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  119.532986][ T3067]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  119.533119][ T3067]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  119.533255][ T3067]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  119.533464][ T3067]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  119.533594][ T3067]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  119.533722][ T3067]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  119.533851][ T3067]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  119.533987][ T3067]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  119.534119][ T3067]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  119.534247][ T3067]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  119.534475][ T3067]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  119.534607][ T3067]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  119.534737][ T3067]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  119.534868][ T3067]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  119.535005][ T3067]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  119.535133][ T3067]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  119.535261][ T3067]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  119.535476][ T3067]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  119.535605][ T3067]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  119.535737][ T3067]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  119.535868][ T3067]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  119.536005][ T3067]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  119.536147][ T3067]  ? 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))
[  119.536277][ T3067]  ? 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))
[  119.536504][ T3067]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  119.536636][ T3067]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  119.536768][ T3067]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  119.536899][ T3067]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  119.537037][ T3067]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  119.537168][ T3067]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  119.537308][ T3067]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  119.537526][ T3067]  ? copy_msghdr_from_user (net/socket.c:2635)
[  119.537657][ T3067]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  119.537824][ T3067]  ? move_addr_to_kernel (net/socket.c:258)
[  119.537958][ T3067]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  119.538090][ T3067]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  119.538222][ T3067]  ___sys_sendmsg (net/socket.c:2752)
[  119.538448][ T3067]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  119.538612][ T3067]  ? copy_msghdr_from_user (net/socket.c:2603)
[  119.538757][ T3067]  __sys_sendmsg (net/socket.c:2784)
[  119.538889][ T3067]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  119.539021][ T3067]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  119.539186][ T3067]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  119.539524][ T3067]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  119.539660][ T3067]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  119.539793][ T3067]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  119.539925][ T3067]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  119.540061][ T3067]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  119.540223][ T3067] RIP: 0033:0x7fe90fa8c08e
[  119.540488][ T3067] 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
[  119.540960][ T3067] RSP: 002b:00007ffea6d52f40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  119.541164][ T3067] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe90fa8c08e
[  119.541476][ T3067] RDX: 0000000000000000 RSI: 00007ffea6d52ff0 RDI: 0000000000000005
[  119.541674][ T3067] RBP: 00007ffea6d52f50 R08: 0000000000000000 R09: 0000000000000000
[  119.541871][ T3067] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f0
[  119.542072][ T3067] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea6d536c0
| [  119.545451][   T56] ------------[ cut here ]------------
| [  119.545590][   T56] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/56
| [  119.545827][   T56] Modules linked in: vxlan
| [  119.546232][   T56] Tainted: [W]=WARN
[  119.546330][   T56] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  119.546488][   T56] Workqueue: events_unbound linkwatch_event
[  119.546648][   T56] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  119.546804][   T56] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  119.547237][   T56] RSP: 0018:ffa00000003cf9e0 EFLAGS: 00010286
[  119.547403][   T56] RAX: 00000000ffffffa6 RBX: ff11000005665380 RCX: 1ff4000000079f02
[  119.547586][   T56] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000566543c
[  119.547766][   T56] RBP: ff11000016d1c000 R08: 1fe2200000acca89 R09: ff1100000294aea8
[  119.547945][   T56] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  119.548125][   T56] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  119.548304][   T56] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  119.548570][   T56] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  119.548727][   T56] CR2: 000055669eb10d5c CR3: 0000000012f44001 CR4: 0000000000771ef0
[  119.548905][   T56] PKRU: 55555554
[  119.549001][   T56] Call Trace:
[  119.549090][   T56]  <TASK>
[  119.549155][   T56]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  119.549275][   T56]  ? notifier_call_chain (kernel/notifier.c:85)
[  119.549422][   T56]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  119.549524][   T56]  netif_state_change (net/core/dev.c:1605)
[  119.549645][   T56]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[  119.549795][   T56]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[  119.549914][   T56]  __linkwatch_run_queue (net/core/link_watch.c:240)
[  119.550038][   T56]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  119.550160][   T56]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[  119.550282][   T56]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[  119.550411][   T56]  process_one_work (kernel/workqueue.c:3314)
[  119.550540][   T56]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  119.550658][   T56]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  119.550783][   T56]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  119.550907][   T56]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  119.551030][   T56]  kthread (kernel/kthread.c:436)
[  119.551121][   T56]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  119.551271][   T56]  ? kthread_affine_node (kernel/kthread.c:378)
[  119.551396][   T56]  ret_from_fork (arch/x86/kernel/process.c:158)
[  119.551521][   T56]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  119.551670][   T56]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  119.551791][   T56]  ? kthread_affine_node (kernel/kthread.c:378)
[  119.551910][   T56]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  119.556651][   T56] ------------[ cut here ]------------
| [  119.556790][   T56] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/56
| [  119.557124][   T56] Modules linked in: vxlan
| [  119.557566][   T56] Tainted: [W]=WARN
[  119.557657][   T56] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  119.557806][   T56] Workqueue: events_unbound linkwatch_event
[  119.557974][   T56] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  119.558132][   T56] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  119.558565][   T56] RSP: 0018:ffa00000003cf9e0 EFLAGS: 00010286
[  119.558718][   T56] RAX: 00000000ffffffa6 RBX: ff11000005665a80 RCX: 1ff4000000079f02
[  119.558898][   T56] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005665b3c
[  119.559083][   T56] RBP: ff11000019469000 R08: 1fe2200000accb69 R09: ff1100000294aea8
[  119.559260][   T56] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  119.559504][   T56] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  119.559683][   T56] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  119.559891][   T56] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  119.560042][   T56] CR2: 000055669eb10d5c CR3: 0000000012f44001 CR4: 0000000000771ef0
[  119.560271][   T56] PKRU: 55555554
[  119.560412][   T56] Call Trace:
[  119.560510][   T56]  <TASK>
[  119.560574][   T56]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  119.560750][   T56]  ? notifier_call_chain (kernel/notifier.c:85)
[  119.560869][   T56]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  119.560964][   T56]  netif_state_change (net/core/dev.c:1605)
[  119.561084][   T56]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[  119.561235][   T56]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[  119.561402][   T56]  __linkwatch_run_queue (net/core/link_watch.c:240)
[  119.561526][   T56]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  119.561648][   T56]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[  119.561766][   T56]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[  119.561885][   T56]  process_one_work (kernel/workqueue.c:3314)
[  119.562014][   T56]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  119.562133][   T56]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  119.562255][   T56]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  119.562432][   T56]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  119.562551][   T56]  kthread (kernel/kthread.c:436)
[  119.562640][   T56]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  119.562787][   T56]  ? kthread_affine_node (kernel/kthread.c:378)
[  119.562907][   T56]  ret_from_fork (arch/x86/kernel/process.c:158)
[  119.563029][   T56]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  119.563179][   T56]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  119.563298][   T56]  ? kthread_affine_node (kernel/kthread.c:378)
[  119.563475][   T56]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  119.599285][ T3070] ------------[ cut here ]------------
| [  119.599575][ T3070] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3070
| [  119.600067][ T3070] Modules linked in: vxlan
| [  119.600888][ T3070] Tainted: [W]=WARN
[  119.601112][ T3070] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  119.601470][ T3070] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  119.601818][ T3070] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  119.602678][ T3070] RSP: 0018:ffa0000005b66ee0 EFLAGS: 00010286
[  119.603008][ T3070] RAX: 00000000ffffffa6 RBX: ff1100001af88ac0 RCX: 1ff4000000b6cda2
[  119.603406][ T3070] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001af88b7c
[  119.603803][ T3070] RBP: ff11000019469000 R08: 1fe22000035f1171 R09: ff1100001bd08b58
[  119.604188][ T3070] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  119.604601][ T3070] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[  119.604988][ T3070] FS:  00007f5db4d62840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  119.605473][ T3070] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  119.605839][ T3070] CR2: 00007f5db50321a0 CR3: 000000001b234003 CR4: 0000000000771ef0
[  119.606227][ T3070] PKRU: 55555554
[  119.606475][ T3070] Call Trace:
[  119.606694][ T3070]  <TASK>
[  119.606864][ T3070]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  119.607122][ T3070]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  119.607430][ T3070]  notifier_call_chain (kernel/notifier.c:85)
[  119.607748][ T3070]  __netdev_upper_dev_link (net/core/dev.c:8931)
[  119.608024][ T3070]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  119.608306][ T3070]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  119.608612][ T3070]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  119.608902][ T3070]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[  119.609179][ T3070]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[  119.609505][ T3070]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[  119.609787][ T3070]  ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:45)
[  119.610064][ T3070]  ? netdev_rx_handler_register (net/core/dev.c:5900)
[  119.610360][ T3070]  br_add_if (net/bridge/br_if.c:619)
[  119.610604][ T3070]  do_set_master (net/core/rtnetlink.c:3011)
[  119.610883][ T3070]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  119.611147][ T3070]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  119.611456][ T3070]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  119.611740][ T3070]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  119.612074][ T3070]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  119.612367][ T3070]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  119.612653][ T3070]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  119.612930][ T3070]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  119.613209][ T3070]  ? __kernel_text_address (kernel/extable.c:79)
[  119.613516][ T3070]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  119.613799][ T3070]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  119.614107][ T3070]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  119.614408][ T3070]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  119.614694][ T3070]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  119.614998][ T3070]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  119.615266][ T3070]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  119.615576][ T3070]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  119.615854][ T3070]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  119.616129][ T3070]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  119.616440][ T3070]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  119.616723][ T3070]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  119.616995][ T3070]  ? nla_get_range_signed (lib/nlattr.c:270)
[  119.617280][ T3070]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  119.617590][ T3070]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  119.617871][ T3070]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  119.618141][ T3070]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  119.618444][ T3070]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  119.618756][ T3070]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  119.619025][ T3070]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  119.619309][ T3070]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  119.619611][ T3070]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  119.619888][ T3070]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  119.620165][ T3070]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  119.620474][ T3070]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  119.620754][ T3070]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  119.621231][ T3070]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  119.621533][ T3070]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  119.621811][ T3070]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  119.622088][ T3070]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  119.622376][ T3070]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  119.622660][ T3070]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  119.622938][ T3070]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  119.623201][ T3070]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  119.623507][ T3070]  ? 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))
[  119.623783][ T3070]  ? 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))
[  119.624069][ T3070]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  119.624367][ T3070]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  119.624644][ T3070]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  119.624926][ T3070]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  119.625202][ T3070]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  119.625504][ T3070]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  119.625785][ T3070]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  119.626064][ T3070]  ? copy_msghdr_from_user (net/socket.c:2635)
[  119.626355][ T3070]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  119.626694][ T3070]  ? move_addr_to_kernel (net/socket.c:258)
[  119.626977][ T3070]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  119.627252][ T3070]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  119.627550][ T3070]  ___sys_sendmsg (net/socket.c:2752)
[  119.627822][ T3070]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  119.628133][ T3070]  ? copy_msghdr_from_user (net/socket.c:2603)
[  119.628456][ T3070]  __sys_sendmsg (net/socket.c:2784)
[  119.628736][ T3070]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  119.629008][ T3070]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  119.629363][ T3070]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  119.629644][ T3070]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  119.629917][ T3070]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  119.630189][ T3070]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  119.630490][ T3070]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  119.630768][ T3070]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  119.631092][ T3070] RIP: 0033:0x7f5db4f9c08e
[  119.631403][ T3070] 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
[  119.632245][ T3070] RSP: 002b:00007ffc8fede760 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  119.632652][ T3070] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5db4f9c08e
[  119.633035][ T3070] RDX: 0000000000000000 RSI: 00007ffc8fede810 RDI: 0000000000000005
[  119.633444][ T3070] RBP: 00007ffc8fede770 R08: 0000000000000000 R09: 0000000000000000
[  119.633825][ T3070] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f0
[  119.634207][ T3070] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc8fedeee0
| [  119.637607][ T3070] ------------[ cut here ]------------
| [  119.637881][ T3070] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3070
| [  119.638403][ T3070] Modules linked in: vxlan
| [  119.639218][ T3070] Tainted: [W]=WARN
[  119.639469][ T3070] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  119.639809][ T3070] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  119.640164][ T3070] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  119.641068][ T3070] RSP: 0018:ffa0000005b66ea0 EFLAGS: 00010286
[  119.641437][ T3070] RAX: 00000000ffffffa6 RBX: ff1100001af88200 RCX: 1ff4000000b6cd9a
[  119.641837][ T3070] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001af882bc
[  119.642238][ T3070] RBP: ff11000019469000 R08: 1fe22000035f1059 R09: ff1100001bd08b58
[  119.642684][ T3070] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[  119.643082][ T3070] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001c025808
[  119.643503][ T3070] FS:  00007f5db4d62840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  119.643973][ T3070] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  119.644332][ T3070] CR2: 00007f5db50321a0 CR3: 000000001b234003 CR4: 0000000000771ef0
[  119.644745][ T3070] PKRU: 55555554
[  119.644971][ T3070] Call Trace:
[  119.645172][ T3070]  <TASK>
[  119.645339][ T3070]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[  119.645639][ T3070]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  119.645933][ T3070]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  119.646163][ T3070]  __dev_notify_flags (net/core/dev.c:9787)
[  119.646474][ T3070]  ? netdev_notice (net/core/dev.c:13008)
[  119.646764][ T3070]  ? netif_change_name (net/core/dev.c:1495)
[  119.647044][ T3070]  ? dev_get_min_mp_channel_count (./include/net/netdev_lock.h:30 (discriminator 1))
[  119.647405][ T3070]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  119.647705][ T3070]  __dev_set_promiscuity (net/core/dev.c:9630)
[  119.647992][ T3070]  netif_set_promiscuity (net/core/dev.c:9639)
[  119.648276][ T3070]  dev_set_promiscuity (net/core/dev_api.c:288)
[  119.648586][ T3070]  br_port_set_promisc (net/bridge/br_if.c:108)
[  119.648871][ T3070]  br_manage_promisc (net/bridge/br_if.c:174)
[  119.649154][ T3070]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[  119.649463][ T3070]  br_add_if (net/bridge/br_if.c:242 net/bridge/br_if.c:627)
[  119.649697][ T3070]  do_set_master (net/core/rtnetlink.c:3011)
[  119.649984][ T3070]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  119.650268][ T3070]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  119.650581][ T3070]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  119.650864][ T3070]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  119.651184][ T3070]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  119.651494][ T3070]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  119.651779][ T3070]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  119.652063][ T3070]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  119.652359][ T3070]  ? __kernel_text_address (kernel/extable.c:79)
[  119.652650][ T3070]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  119.652939][ T3070]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  119.653223][ T3070]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  119.653533][ T3070]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  119.653819][ T3070]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  119.654102][ T3070]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  119.654401][ T3070]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  119.654696][ T3070]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  119.654979][ T3070]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  119.655261][ T3070]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  119.655569][ T3070]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  119.655856][ T3070]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  119.656116][ T3070]  ? nla_get_range_signed (lib/nlattr.c:270)
[  119.656435][ T3070]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  119.656723][ T3070]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  119.657007][ T3070]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  119.657286][ T3070]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  119.657594][ T3070]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  119.657873][ T3070]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  119.658150][ T3070]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  119.658466][ T3070]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  119.658747][ T3070]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  119.659020][ T3070]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  119.659288][ T3070]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  119.659597][ T3070]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  119.659880][ T3070]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  119.660158][ T3070]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  119.660463][ T3070]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  119.660753][ T3070]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  119.661037][ T3070]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  119.661330][ T3070]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  119.661627][ T3070]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  119.661906][ T3070]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  119.662188][ T3070]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  119.662500][ T3070]  ? 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))
[  119.662780][ T3070]  ? 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))
[  119.663068][ T3070]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  119.663370][ T3070]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  119.663658][ T3070]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  119.663941][ T3070]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  119.664225][ T3070]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  119.664533][ T3070]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  119.664817][ T3070]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  119.665088][ T3070]  ? copy_msghdr_from_user (net/socket.c:2635)
[  119.665386][ T3070]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  119.665731][ T3070]  ? move_addr_to_kernel (net/socket.c:258)
[  119.666013][ T3070]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  119.666291][ T3070]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  119.666602][ T3070]  ___sys_sendmsg (net/socket.c:2752)
[  119.666882][ T3070]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  119.667219][ T3070]  ? copy_msghdr_from_user (net/socket.c:2603)
[  119.667547][ T3070]  __sys_sendmsg (net/socket.c:2784)
[  119.667833][ T3070]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  119.668110][ T3070]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  119.668476][ T3070]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  119.668756][ T3070]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  119.669031][ T3070]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  119.669335][ T3070]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  119.669622][ T3070]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  119.669901][ T3070]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  119.670233][ T3070] RIP: 0033:0x7f5db4f9c08e
[  119.670544][ T3070] 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
[  119.671427][ T3070] RSP: 002b:00007ffc8fede760 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  119.671821][ T3070] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5db4f9c08e
[  119.672204][ T3070] RDX: 0000000000000000 RSI: 00007ffc8fede810 RDI: 0000000000000005
[  119.672616][ T3070] RBP: 00007ffc8fede770 R08: 0000000000000000 R09: 0000000000000000
[  119.673007][ T3070] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f0
[  119.673398][ T3070] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc8fedeee0
| [  119.678055][ T3070] ------------[ cut here ]------------
| [  119.678308][ T3070] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3070
| [  119.678957][ T3070] Modules linked in: vxlan
| [  119.679896][ T3070] Tainted: [W]=WARN
[  119.680110][ T3070] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  119.680455][ T3070] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  119.680787][ T3070] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  119.681758][ T3070] RSP: 0018:ffa0000005b67000 EFLAGS: 00010286
[  119.682239][ T3070] RAX: 00000000ffffffa6 RBX: ff11000012cba740 RCX: 1ff4000000b6cdc6
[  119.682631][ T3070] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012cba7fc
[  119.683000][ T3070] RBP: ff1100001c1fa000 R08: 1fe2200002597501 R09: ff1100001bd08b58
[  119.683542][ T3070] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  119.683910][ T3070] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[  119.684465][ T3070] FS:  00007f5db4d62840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  119.684890][ T3070] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  119.685190][ T3070] CR2: 00007f5db50321a0 CR3: 000000001b234003 CR4: 0000000000771ef0
[  119.685743][ T3070] PKRU: 55555554
[  119.685954][ T3070] Call Trace:
[  119.686169][ T3070]  <TASK>
[  119.686345][ T3070]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  119.686617][ T3070]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  119.687040][ T3070]  notifier_call_chain (kernel/notifier.c:85)
[  119.687307][ T3070]  call_netdevice_notifiers (net/core/dev.c:2287 net/core/dev.c:2301)
[  119.687600][ T3070]  ? __dev_open (./include/net/netdev_lock.h:33)
[  119.687867][ T3070]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[  119.688293][ T3070]  br_add_if (net/bridge/br_if.c:679)
[  119.688542][ T3070]  do_set_master (net/core/rtnetlink.c:3011)
[  119.688830][ T3070]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  119.689094][ T3070]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  119.689544][ T3070]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  119.689813][ T3070]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  119.690134][ T3070]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  119.690413][ T3070]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  119.690845][ T3070]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  119.691109][ T3070]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  119.691390][ T3070]  ? __kernel_text_address (kernel/extable.c:79)
[  119.691661][ T3070]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  119.692081][ T3070]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  119.692368][ T3070]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  119.692638][ T3070]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  119.692900][ T3070]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  119.693330][ T3070]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  119.693604][ T3070]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  119.693868][ T3070]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  119.694121][ T3070]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  119.694568][ T3070]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  119.694838][ T3070]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  119.695111][ T3070]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  119.695392][ T3070]  ? nla_get_range_signed (lib/nlattr.c:270)
[  119.695826][ T3070]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  119.696092][ T3070]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  119.696379][ T3070]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  119.696649][ T3070]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  119.697072][ T3070]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  119.697351][ T3070]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  119.697635][ T3070]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  119.697906][ T3070]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  119.698340][ T3070]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  119.698617][ T3070]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  119.698882][ T3070]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  119.699131][ T3070]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  119.699585][ T3070]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  119.699853][ T3070]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  119.700117][ T3070]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  119.700402][ T3070]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  119.700837][ T3070]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  119.701102][ T3070]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  119.701386][ T3070]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  119.701659][ T3070]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  119.702081][ T3070]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  119.702374][ T3070]  ? 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))
[  119.702647][ T3070]  ? 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))
[  119.702915][ T3070]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  119.703334][ T3070]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  119.703611][ T3070]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  119.703878][ T3070]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  119.704147][ T3070]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  119.704600][ T3070]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  119.704868][ T3070]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  119.705133][ T3070]  ? copy_msghdr_from_user (net/socket.c:2635)
[  119.705425][ T3070]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  119.705896][ T3070]  ? move_addr_to_kernel (net/socket.c:258)
[  119.706165][ T3070]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  119.706460][ T3070]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  119.706731][ T3070]  ___sys_sendmsg (net/socket.c:2752)
[  119.707132][ T3070]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  119.707475][ T3070]  ? copy_msghdr_from_user (net/socket.c:2603)
[  119.707766][ T3070]  __sys_sendmsg (net/socket.c:2784)
[  119.708189][ T3070]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  119.708487][ T3070]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  119.708820][ T3070]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  119.709086][ T3070]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  119.709536][ T3070]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  119.709804][ T3070]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  119.710068][ T3070]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  119.710351][ T3070]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  119.710838][ T3070] RIP: 0033:0x7f5db4f9c08e
[  119.711100][ T3070] 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
[  119.712093][ T3070] RSP: 002b:00007ffc8fede760 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  119.712489][ T3070] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5db4f9c08e
[  119.713037][ T3070] RDX: 0000000000000000 RSI: 00007ffc8fede810 RDI: 0000000000000005
[  119.713434][ T3070] RBP: 00007ffc8fede770 R08: 0000000000000000 R09: 0000000000000000
[  119.713807][ T3070] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f0
[  119.714365][ T3070] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc8fedeee0
| [  119.732917][ T3070] ------------[ cut here ]------------
| [  119.734113][ T3070] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3070
| [  119.734704][ T3070] Modules linked in: vxlan
| [  119.735644][ T3070] Tainted: [W]=WARN
[  119.735957][ T3070] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  119.736399][ T3070] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  119.736843][ T3070] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  119.737779][ T3070] RSP: 0018:ffa0000005b66f78 EFLAGS: 00010286
[  119.738199][ T3070] RAX: 00000000ffffffa6 RBX: ff11000012cba040 RCX: 1ff4000000b6cdb5
[  119.738691][ T3070] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012cba0fc
[  119.739143][ T3070] RBP: ff1100001c1fa000 R08: 1fe2200002597421 R09: ff1100001bd08b58
[  119.739638][ T3070] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  119.740112][ T3070] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000002
[  119.740615][ T3070] FS:  00007f5db4d62840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  119.741144][ T3070] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  119.741595][ T3070] CR2: 00007f5db50321a0 CR3: 000000001b234003 CR4: 0000000000771ef0
[  119.742076][ T3070] PKRU: 55555554
[  119.742407][ T3070] Call Trace:
[  119.742728][ T3070]  <TASK>
[  119.742987][ T3070]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  119.743367][ T3070]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  119.743740][ T3070]  notifier_call_chain (kernel/notifier.c:85)
[  119.744109][ T3070]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[  119.744558][ T3070]  ? netdev_change_features (net/core/dev.c:11117)
[  119.744931][ T3070]  ? br_opt_toggle (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:767 net/bridge/br.c:391)
[  119.745302][ T3070]  br_add_if (net/bridge/br_if.c:683)
[  119.745648][ T3070]  do_set_master (net/core/rtnetlink.c:3011)
[  119.746015][ T3070]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  119.746404][ T3070]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  119.746779][ T3070]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  119.747145][ T3070]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  119.747589][ T3070]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  119.747951][ T3070]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  119.748296][ T3070]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  119.748686][ T3070]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  119.749047][ T3070]  ? __kernel_text_address (kernel/extable.c:79)
[  119.749437][ T3070]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  119.749802][ T3070]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  119.750165][ T3070]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  119.750552][ T3070]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  119.750918][ T3070]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  119.751283][ T3070]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  119.751673][ T3070]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  119.752024][ T3070]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  119.752397][ T3070]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  119.752768][ T3070]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  119.753157][ T3070]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  119.753543][ T3070]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  119.753905][ T3070]  ? nla_get_range_signed (lib/nlattr.c:270)
[  119.754271][ T3070]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  119.754663][ T3070]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  119.755026][ T3070]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  119.755401][ T3070]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  119.755770][ T3070]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  119.756133][ T3070]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  119.756518][ T3070]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  119.756885][ T3070]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  119.757212][ T3070]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  119.757597][ T3070]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  119.757958][ T3070]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  119.758340][ T3070]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  119.758717][ T3070]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  119.759081][ T3070]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  119.759473][ T3070]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  119.759839][ T3070]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  119.760212][ T3070]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  119.760602][ T3070]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  119.760965][ T3070]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  119.761335][ T3070]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  119.761716][ T3070]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  119.762087][ T3070]  ? 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))
[  119.762474][ T3070]  ? 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))
[  119.762842][ T3070]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  119.763207][ T3070]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  119.763590][ T3070]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  119.763957][ T3070]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  119.764347][ T3070]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  119.764723][ T3070]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  119.765076][ T3070]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  119.765464][ T3070]  ? copy_msghdr_from_user (net/socket.c:2635)
[  119.765825][ T3070]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  119.766236][ T3070]  ? move_addr_to_kernel (net/socket.c:258)
[  119.766625][ T3070]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  119.766992][ T3070]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  119.767380][ T3070]  ___sys_sendmsg (net/socket.c:2752)
[  119.767749][ T3070]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  119.768160][ T3070]  ? copy_msghdr_from_user (net/socket.c:2603)
[  119.768571][ T3070]  __sys_sendmsg (net/socket.c:2784)
[  119.768936][ T3070]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  119.769299][ T3070]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  119.769748][ T3070]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  119.770114][ T3070]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  119.770509][ T3070]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  119.770874][ T3070]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  119.771200][ T3070]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  119.771490][ T3070]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  119.771808][ T3070] RIP: 0033:0x7f5db4f9c08e
[  119.772086][ T3070] 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
[  119.772923][ T3070] RSP: 002b:00007ffc8fede760 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  119.773291][ T3070] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5db4f9c08e
[  119.773687][ T3070] RDX: 0000000000000000 RSI: 00007ffc8fede810 RDI: 0000000000000005
[  119.774061][ T3070] RBP: 00007ffc8fede770 R08: 0000000000000000 R09: 0000000000000000
[  119.774453][ T3070] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f0
[  119.774824][ T3070] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc8fedeee0
| [  120.090209][ T3095] ------------[ cut here ]------------
| [  120.090393][ T3095] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3095
| [  120.090682][ T3095] Modules linked in: vxlan
| [  120.091109][ T3095] Tainted: [W]=WARN
[  120.091216][ T3095] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  120.091397][ T3095] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  120.091580][ T3095] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  120.092070][ T3095] RSP: 0018:ffa0000005b47090 EFLAGS: 00010286
[  120.092245][ T3095] RAX: 00000000ffffffa6 RBX: ff11000011e3d700 RCX: 1ff4000000b68dd8
[  120.092460][ T3095] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e3d7bc
[  120.092659][ T3095] RBP: ff11000016d1c000 R08: 1fe22000023c7af9 R09: ff1100001677ae80
[  120.092861][ T3095] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  120.093067][ T3095] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  120.093271][ T3095] FS:  00007fe6bb388840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  120.093524][ T3095] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  120.093698][ T3095] CR2: 00007fe6bb6fd040 CR3: 000000001c062006 CR4: 0000000000771ef0
[  120.093905][ T3095] PKRU: 55555554
[  120.094010][ T3095] Call Trace:
[  120.094114][ T3095]  <TASK>
[  120.094184][ T3095]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  120.094330][ T3095]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  120.094474][ T3095]  notifier_call_chain (kernel/notifier.c:85)
[  120.094612][ T3095]  __netdev_upper_dev_link (net/core/dev.c:8931)
[  120.094749][ T3095]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  120.094889][ T3095]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[  120.095032][ T3095]  netdev_upper_dev_link (net/core/dev.c:8972)
[  120.095168][ T3095]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[  120.095305][ T3095]  register_vlan_dev (net/8021q/vlan.c:183)
[  120.095456][ T3095]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  120.095592][ T3095]  vlan_newlink (net/8021q/vlan_netlink.c:194)
[  120.095727][ T3095]  ? nla_strscpy (lib/nlattr.c:795)
[  120.095865][ T3095]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[  120.096012][ T3095]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  120.096147][ T3095]  ? __dev_get_by_name (net/core/dev.c:883)
[  120.096282][ T3095]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  120.096438][ T3095]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  120.096578][ T3095]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  120.096715][ T3095]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  120.096859][ T3095]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  120.096997][ T3095]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  120.097133][ T3095]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  120.097266][ T3095]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  120.097411][ T3095]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  120.097553][ T3095]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  120.097693][ T3095]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  120.097827][ T3095]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  120.097965][ T3095]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  120.098100][ T3095]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  120.098239][ T3095]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  120.098378][ T3095]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  120.098519][ T3095]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  120.098655][ T3095]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  120.098791][ T3095]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  120.098929][ T3095]  ? 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))
[  120.099066][ T3095]  ? 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))
[  120.099204][ T3095]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  120.099346][ T3095]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  120.099488][ T3095]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  120.099627][ T3095]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  120.099764][ T3095]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  120.099900][ T3095]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  120.100043][ T3095]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  120.100181][ T3095]  ? copy_msghdr_from_user (net/socket.c:2635)
[  120.100322][ T3095]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  120.100495][ T3095]  ? move_addr_to_kernel (net/socket.c:258)
[  120.100639][ T3095]  ___sys_sendmsg (net/socket.c:2752)
[  120.100773][ T3095]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  120.100909][ T3095]  ? copy_msghdr_from_user (net/socket.c:2603)
[  120.101060][ T3095]  ? 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))
[  120.101199][ T3095]  __sys_sendmsg (net/socket.c:2784)
[  120.101345][ T3095]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  120.101492][ T3095]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  120.101628][ T3095]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  120.101764][ T3095]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  120.101901][ T3095]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  120.102039][ T3095]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  120.102173][ T3095]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  120.102346][ T3095] RIP: 0033:0x7fe6bb5c208e
[  120.102494][ T3095] 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
[  120.102978][ T3095] RSP: 002b:00007fff2882dad0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  120.103181][ T3095] RAX: ffffffffffffffda RBX: 00007fff2882e290 RCX: 00007fe6bb5c208e
[  120.103391][ T3095] RDX: 0000000000000000 RSI: 00007fff2882db80 RDI: 0000000000000005
[  120.103599][ T3095] RBP: 00007fff2882dae0 R08: 0000000000000000 R09: 0000000000000000
[  120.103802][ T3095] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f1
[  120.104009][ T3095] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff2882e250
| [  120.105635][ T3095] ------------[ cut here ]------------
| [  120.105768][ T3095] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3095
| [  120.106026][ T3095] Modules linked in: vxlan
| [  120.106443][ T3095] Tainted: [W]=WARN
[  120.106543][ T3095] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  120.106712][ T3095] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  120.106880][ T3095] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  120.107360][ T3095] RSP: 0018:ffa0000005b471b0 EFLAGS: 00010286
[  120.107532][ T3095] RAX: 00000000ffffffa6 RBX: ff11000011e3d380 RCX: 1ff4000000b68dfc
[  120.107732][ T3095] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e3d43c
[  120.107934][ T3095] RBP: ff1100001a5b1000 R08: 1fe22000023c7a89 R09: ff1100001677ae80
[  120.108135][ T3095] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  120.108337][ T3095] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab76b3a0
[  120.108537][ T3095] FS:  00007fe6bb388840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  120.108772][ T3095] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  120.108937][ T3095] CR2: 00007fe6bb6fd040 CR3: 000000001c062006 CR4: 0000000000771ef0
[  120.109139][ T3095] PKRU: 55555554
[  120.109240][ T3095] Call Trace:
[  120.109345][ T3095]  <TASK>
[  120.109418][ T3095]  ? register_vlan_dev (net/8021q/vlan.c:188)
[  120.109551][ T3095]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  120.109683][ T3095]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  120.109817][ T3095]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  120.109920][ T3095]  __dev_notify_flags (net/core/dev.c:9787)
[  120.110051][ T3095]  ? netdev_update_features (net/core/dev.c:11098)
[  120.110181][ T3095]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[  120.110351][ T3095]  ? netif_change_name (net/core/dev.c:1495)
[  120.110488][ T3095]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  120.110619][ T3095]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[  120.110753][ T3095]  ? register_vlan_dev (net/8021q/vlan.c:196)
[  120.110884][ T3095]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  120.111019][ T3095]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[  120.111155][ T3095]  ? nla_strscpy (lib/nlattr.c:795)
[  120.111288][ T3095]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[  120.111432][ T3095]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  120.111563][ T3095]  ? __dev_get_by_name (net/core/dev.c:883)
[  120.111700][ T3095]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  120.111841][ T3095]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  120.111978][ T3095]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  120.112116][ T3095]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  120.112246][ T3095]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  120.112380][ T3095]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  120.112515][ T3095]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  120.112646][ T3095]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  120.112781][ T3095]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  120.112916][ T3095]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  120.113049][ T3095]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  120.113180][ T3095]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  120.113311][ T3095]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  120.113453][ T3095]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  120.113587][ T3095]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  120.113717][ T3095]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  120.113851][ T3095]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  120.113985][ T3095]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  120.114116][ T3095]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  120.114250][ T3095]  ? 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))
[  120.114388][ T3095]  ? 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))
[  120.114533][ T3095]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  120.114665][ T3095]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  120.114796][ T3095]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  120.114929][ T3095]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  120.115065][ T3095]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  120.115196][ T3095]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  120.115332][ T3095]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  120.115469][ T3095]  ? copy_msghdr_from_user (net/socket.c:2635)
[  120.115599][ T3095]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  120.115765][ T3095]  ? move_addr_to_kernel (net/socket.c:258)
[  120.115903][ T3095]  ___sys_sendmsg (net/socket.c:2752)
[  120.116037][ T3095]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  120.116167][ T3095]  ? copy_msghdr_from_user (net/socket.c:2603)
[  120.116308][ T3095]  ? 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))
[  120.116449][ T3095]  __sys_sendmsg (net/socket.c:2784)
[  120.116581][ T3095]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  120.116716][ T3095]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  120.116849][ T3095]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  120.116985][ T3095]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  120.117117][ T3095]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  120.117249][ T3095]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  120.117384][ T3095]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  120.117559][ T3095] RIP: 0033:0x7fe6bb5c208e
[  120.117695][ T3095] 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
[  120.118172][ T3095] RSP: 002b:00007fff2882dad0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  120.118372][ T3095] RAX: ffffffffffffffda RBX: 00007fff2882e290 RCX: 00007fe6bb5c208e
[  120.118573][ T3095] RDX: 0000000000000000 RSI: 00007fff2882db80 RDI: 0000000000000005
[  120.118772][ T3095] RBP: 00007fff2882dae0 R08: 0000000000000000 R09: 0000000000000000
[  120.118970][ T3095] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f1
[  120.119165][ T3095] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff2882e250
| [  120.180173][ T3097] ------------[ cut here ]------------
| [  120.180482][ T3097] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3097
| [  120.180965][ T3097] Modules linked in: vxlan
| [  120.181757][ T3097] Tainted: [W]=WARN
[  120.181973][ T3097] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  120.182311][ T3097] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  120.182994][ T3097] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  120.183989][ T3097] RSP: 0018:ffa0000005b87020 EFLAGS: 00010286
[  120.184446][ T3097] RAX: 00000000ffffffa6 RBX: ff110000129c9000 RCX: 1ff4000000b70dca
[  120.184955][ T3097] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129c90bc
[  120.185401][ T3097] RBP: ff1100001a5b1000 R08: 1fe2200002539219 R09: ff110000159bae58
[  120.185782][ T3097] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[  120.186156][ T3097] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  120.186565][ T3097] FS:  00007fa88c6c9840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  120.187004][ T3097] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  120.187351][ T3097] CR2: 000000000fa7a988 CR3: 000000001b12e003 CR4: 0000000000771ef0
[  120.187743][ T3097] PKRU: 55555554
[  120.187959][ T3097] Call Trace:
[  120.188175][ T3097]  <TASK>
[  120.188359][ T3097]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[  120.188638][ T3097]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  120.188915][ T3097]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  120.189124][ T3097]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  120.189410][ T3097]  __dev_notify_flags (net/core/dev.c:9787)
[  120.189696][ T3097]  ? netif_change_name (net/core/dev.c:1495)
[  120.189966][ T3097]  ? __dev_change_flags (net/core/dev.c:9752)
[  120.190237][ T3097]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[  120.190532][ T3097]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  120.190807][ T3097]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  120.191083][ T3097]  netif_change_flags (net/core/dev.c:9820)
[  120.191373][ T3097]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  120.191655][ T3097]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[  120.191930][ T3097]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  120.192201][ T3097]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  120.192552][ T3097]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  120.192868][ T3097]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  120.193143][ T3097]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  120.193439][ T3097]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  120.193715][ T3097]  ? __kernel_text_address (kernel/extable.c:79)
[  120.193993][ T3097]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  120.194269][ T3097]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  120.194566][ T3097]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  120.194845][ T3097]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  120.195102][ T3097]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  120.195386][ T3097]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  120.195667][ T3097]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  120.195940][ T3097]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  120.196214][ T3097]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  120.196510][ T3097]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  120.196784][ T3097]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  120.197060][ T3097]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  120.197353][ T3097]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  120.197639][ T3097]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  120.197915][ T3097]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  120.198182][ T3097]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  120.198481][ T3097]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  120.198754][ T3097]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  120.199019][ T3097]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  120.199302][ T3097]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  120.199595][ T3097]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  120.199866][ T3097]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  120.200137][ T3097]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  120.200433][ T3097]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  120.200704][ T3097]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  120.200977][ T3097]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  120.201255][ T3097]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  120.201553][ T3097]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  120.201826][ T3097]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  120.202092][ T3097]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  120.202381][ T3097]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  120.202665][ T3097]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  120.202935][ T3097]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  120.203210][ T3097]  ? 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))
[  120.203507][ T3097]  ? 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))
[  120.203782][ T3097]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  120.204048][ T3097]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  120.204307][ T3097]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  120.204608][ T3097]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  120.204883][ T3097]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  120.205157][ T3097]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  120.205455][ T3097]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  120.205733][ T3097]  ? copy_msghdr_from_user (net/socket.c:2635)
[  120.206002][ T3097]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  120.206338][ T3097]  ? move_addr_to_kernel (net/socket.c:258)
[  120.206623][ T3097]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  120.206897][ T3097]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  120.207169][ T3097]  ___sys_sendmsg (net/socket.c:2752)
[  120.207464][ T3097]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  120.207795][ T3097]  ? copy_msghdr_from_user (net/socket.c:2603)
[  120.208089][ T3097]  __sys_sendmsg (net/socket.c:2784)
[  120.208378][ T3097]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  120.208656][ T3097]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  120.209008][ T3097]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  120.209269][ T3097]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  120.209570][ T3097]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  120.209844][ T3097]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  120.210111][ T3097]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  120.210399][ T3097]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  120.210726][ T3097] RIP: 0033:0x7fa88c90308e
[  120.211025][ T3097] 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
[  120.211875][ T3097] RSP: 002b:00007ffd6c824120 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  120.212279][ T3097] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa88c90308e
[  120.212685][ T3097] RDX: 0000000000000000 RSI: 00007ffd6c8241d0 RDI: 0000000000000005
[  120.213051][ T3097] RBP: 00007ffd6c824130 R08: 0000000000000000 R09: 0000000000000000
[  120.213453][ T3097] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f1
[  120.213829][ T3097] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd6c8248a0
| [  120.253915][ T3098] ------------[ cut here ]------------
| [  120.254086][ T3098] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3098
| [  120.254373][ T3098] Modules linked in: vxlan
| [  120.254806][ T3098] Tainted: [W]=WARN
[  120.254913][ T3098] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  120.255092][ T3098] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  120.255273][ T3098] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  120.255783][ T3098] RSP: 0018:ffa0000005b76f70 EFLAGS: 00010286
[  120.255959][ T3098] RAX: 00000000ffffffa6 RBX: ff110000145611c0 RCX: 1ff4000000b6edb4
[  120.256168][ T3098] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001456127c
[  120.256380][ T3098] RBP: ff11000008291000 R08: 1fe22000028ac251 R09: ff1100001777d180
[  120.256593][ T3098] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  120.256802][ T3098] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  120.257021][ T3098] FS:  00007fada3f59840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  120.257267][ T3098] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  120.257467][ T3098] CR2: 000000001eed5a28 CR3: 000000001c0d0002 CR4: 0000000000771ef0
[  120.257685][ T3098] PKRU: 55555554
[  120.257789][ T3098] Call Trace:
[  120.257894][ T3098]  <TASK>
[  120.257971][ T3098]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  120.258111][ T3098]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  120.258253][ T3098]  notifier_call_chain (kernel/notifier.c:85)
[  120.258400][ T3098]  __netdev_upper_dev_link (net/core/dev.c:8931)
[  120.258547][ T3098]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  120.258691][ T3098]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[  120.258833][ T3098]  netdev_upper_dev_link (net/core/dev.c:8972)
[  120.258974][ T3098]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[  120.259119][ T3098] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[  120.259269][ T3098]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[  120.259425][ T3098] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[  120.259570][ T3098]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[  120.259713][ T3098]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[  120.259852][ T3098]  ? nla_strscpy (lib/nlattr.c:795)
[  120.259992][ T3098]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[  120.260133][ T3098]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  120.260271][ T3098]  ? __dev_get_by_name (net/core/dev.c:883)
[  120.260437][ T3098]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  120.260588][ T3098]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  120.260732][ T3098]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  120.260874][ T3098]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  120.261013][ T3098]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  120.261154][ T3098]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  120.261292][ T3098]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  120.261445][ T3098]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  120.261586][ T3098]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  120.261726][ T3098]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  120.261865][ T3098]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  120.262008][ T3098]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  120.262147][ T3098]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  120.262286][ T3098]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  120.262438][ T3098]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  120.262576][ T3098]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  120.262715][ T3098]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  120.262854][ T3098]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  120.262994][ T3098]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  120.263137][ T3098]  ? 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))
[  120.263277][ T3098]  ? 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))
[  120.263430][ T3098]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  120.263571][ T3098]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  120.263710][ T3098]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  120.263853][ T3098]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  120.263993][ T3098]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  120.264133][ T3098]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  120.264275][ T3098]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  120.264429][ T3098]  ? copy_msghdr_from_user (net/socket.c:2635)
[  120.264570][ T3098]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  120.264747][ T3098]  ? move_addr_to_kernel (net/socket.c:258)
[  120.264889][ T3098]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  120.265032][ T3098]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  120.265170][ T3098]  ___sys_sendmsg (net/socket.c:2752)
[  120.265309][ T3098]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  120.265492][ T3098]  ? copy_msghdr_from_user (net/socket.c:2603)
[  120.265643][ T3098]  __sys_sendmsg (net/socket.c:2784)
[  120.265782][ T3098]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  120.265921][ T3098]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  120.266102][ T3098]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  120.266240][ T3098]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  120.266385][ T3098]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  120.266528][ T3098]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  120.266668][ T3098]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  120.266807][ T3098]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  120.266984][ T3098] RIP: 0033:0x7fada419308e
[  120.267132][ T3098] 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
[  120.267639][ T3098] RSP: 002b:00007ffcf05de3d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  120.267848][ T3098] RAX: ffffffffffffffda RBX: 00007ffcf05deb78 RCX: 00007fada419308e
[  120.268058][ T3098] RDX: 0000000000000000 RSI: 00007ffcf05de480 RDI: 0000000000000005
[  120.268268][ T3098] RBP: 00007ffcf05de3e0 R08: 0000000000000000 R09: 0000000000000000
[  120.268488][ T3098] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f1
[  120.268693][ T3098] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf05deb50
| [  120.270312][ T3098] ------------[ cut here ]------------
| [  120.270457][ T3098] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3098
| [  120.270724][ T3098] Modules linked in: vxlan
| [  120.271144][ T3098] Tainted: [W]=WARN
[  120.271249][ T3098] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  120.271434][ T3098] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  120.271614][ T3098] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  120.272108][ T3098] RSP: 0018:ffa0000005b76fd0 EFLAGS: 00010286
[  120.272282][ T3098] RAX: 00000000ffffffa6 RBX: ff11000014561000 RCX: 1ff4000000b6edc0
[  120.272501][ T3098] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000145610bc
[  120.272708][ T3098] RBP: ff1100001c1c2000 R08: 1fe22000028ac219 R09: ff1100001777d180
[  120.272914][ T3098] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  120.273122][ T3098] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001c1c2e44
[  120.273332][ T3098] FS:  00007fada3f59840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  120.273585][ T3098] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  120.273757][ T3098] CR2: 000000001eed5a28 CR3: 000000001c0d0002 CR4: 0000000000771ef0
[  120.273971][ T3098] PKRU: 55555554
[  120.274074][ T3098] Call Trace:
[  120.274180][ T3098]  <TASK>
[  120.274252][ T3098]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  120.274402][ T3098]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  120.274516][ T3098]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  120.274652][ T3098]  __dev_notify_flags (net/core/dev.c:9787)
[  120.274804][ T3098]  ? netif_change_name (net/core/dev.c:1495)
[  120.274946][ T3098]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[  120.275086][ T3098]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[  120.275224][ T3098]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[  120.275367][ T3098] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[  120.275521][ T3098]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[  120.275662][ T3098] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[  120.275802][ T3098]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[  120.275948][ T3098]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[  120.276086][ T3098]  ? nla_strscpy (lib/nlattr.c:795)
[  120.276226][ T3098]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[  120.276372][ T3098]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  120.276518][ T3098]  ? __dev_get_by_name (net/core/dev.c:883)
[  120.276654][ T3098]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  120.276799][ T3098]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  120.276945][ T3098]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  120.277085][ T3098]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  120.277223][ T3098]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  120.277365][ T3098]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  120.277509][ T3098]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  120.277649][ T3098]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  120.277791][ T3098]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  120.277930][ T3098]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  120.278073][ T3098]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  120.278213][ T3098]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  120.278356][ T3098]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  120.278508][ T3098]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  120.278651][ T3098]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  120.278788][ T3098]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  120.278926][ T3098]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  120.279066][ T3098]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  120.279204][ T3098]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  120.279351][ T3098]  ? 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))
[  120.279493][ T3098]  ? 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))
[  120.279633][ T3098]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  120.279773][ T3098]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  120.279911][ T3098]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  120.280054][ T3098]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  120.280194][ T3098]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  120.280336][ T3098]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  120.280482][ T3098]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  120.280621][ T3098]  ? copy_msghdr_from_user (net/socket.c:2635)
[  120.280761][ T3098]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  120.280931][ T3098]  ? move_addr_to_kernel (net/socket.c:258)
[  120.281073][ T3098]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  120.281212][ T3098]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  120.281361][ T3098]  ___sys_sendmsg (net/socket.c:2752)
[  120.281504][ T3098]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  120.281679][ T3098]  ? copy_msghdr_from_user (net/socket.c:2603)
[  120.281830][ T3098]  __sys_sendmsg (net/socket.c:2784)
[  120.281973][ T3098]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  120.282110][ T3098]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  120.282285][ T3098]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  120.282434][ T3098]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  120.282573][ T3098]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  120.282710][ T3098]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  120.282847][ T3098]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  120.282989][ T3098]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  120.283161][ T3098] RIP: 0033:0x7fada419308e
[  120.283305][ T3098] 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
[  120.283811][ T3098] RSP: 002b:00007ffcf05de3d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  120.284024][ T3098] RAX: ffffffffffffffda RBX: 00007ffcf05deb78 RCX: 00007fada419308e
[  120.284231][ T3098] RDX: 0000000000000000 RSI: 00007ffcf05de480 RDI: 0000000000000005
[  120.284450][ T3098] RBP: 00007ffcf05de3e0 R08: 0000000000000000 R09: 0000000000000000
[  120.284656][ T3098] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f1
[  120.284872][ T3098] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf05deb50
| [  120.293513][   T38] ------------[ cut here ]------------
| [  120.293768][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/38
| [  120.294209][   T38] Modules linked in: vxlan
| [  120.295005][   T38] Tainted: [W]=WARN
[  120.295206][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  120.295536][   T38] Workqueue: events_unbound linkwatch_event
[  120.295847][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  120.296146][   T38] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  120.296953][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[  120.297256][   T38] RAX: 00000000ffffffa6 RBX: ff11000013759c40 RCX: 1ff4000000055f02
[  120.297633][   T38] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013759cfc
[  120.297986][   T38] RBP: ff1100001c1fa000 R08: 1fe22000026eb3a1 R09: ff11000001da2ea8
[  120.298352][   T38] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  120.298707][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  120.299054][   T38] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  120.299489][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  120.299790][   T38] CR2: 000000000fa7a988 CR3: 000000000d14d004 CR4: 0000000000771ef0
[  120.300118][   T38] PKRU: 55555554
[  120.300334][   T38] Call Trace:
[  120.300542][   T38]  <TASK>
[  120.300698][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  120.300952][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[  120.301210][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  120.301443][   T38]  netif_state_change (net/core/dev.c:1605)
[  120.301700][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[  120.302002][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[  120.302256][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[  120.302540][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  120.302798][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[  120.303052][   T38]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[  120.303308][   T38]  process_one_work (kernel/workqueue.c:3314)
[  120.303597][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  120.303850][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  120.304096][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  120.304373][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  120.304633][   T38]  kthread (kernel/kthread.c:436)
[  120.304836][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  120.305143][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[  120.305423][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[  120.305681][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  120.305982][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  120.306240][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[  120.306521][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  120.331717][ T3099] ------------[ cut here ]------------
| [  120.331856][ T3099] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3099
| [  120.332136][ T3099] Modules linked in: vxlan
| [  120.332566][ T3099] Tainted: [W]=WARN
[  120.332668][ T3099] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  120.332838][ T3099] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  120.333020][ T3099] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  120.334205][ T3099] RSP: 0018:ffa0000005ae6ee0 EFLAGS: 00010286
[  120.334489][ T3099] RAX: 00000000ffffffa6 RBX: ff11000002786740 RCX: 1ff4000000b5cda2
[  120.334694][ T3099] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000027867fc
[  120.334897][ T3099] RBP: ff1100001c1c2000 R08: 1fe22000004f0d01 R09: ff11000015e85158
[  120.335100][ T3099] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  120.335299][ T3099] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  120.335571][ T3099] FS:  00007f6b4dfdc840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  120.335875][ T3099] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  120.336047][ T3099] CR2: 00000000004ed148 CR3: 0000000004c28006 CR4: 0000000000771ef0
[  120.336250][ T3099] PKRU: 55555554
[  120.336376][ T3099] Call Trace:
[  120.336482][ T3099]  <TASK>
[  120.336552][ T3099]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  120.336688][ T3099]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  120.336824][ T3099]  notifier_call_chain (kernel/notifier.c:85)
[  120.336965][ T3099]  __netdev_upper_dev_link (net/core/dev.c:8931)
[  120.337098][ T3099]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  120.337232][ T3099]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  120.337371][ T3099]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  120.337517][ T3099]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[  120.337651][ T3099]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[  120.337790][ T3099]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[  120.337925][ T3099]  ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:45)
[  120.338083][ T3099]  ? netdev_rx_handler_register (net/core/dev.c:5900)
[  120.338222][ T3099]  br_add_if (net/bridge/br_if.c:619)
[  120.338333][ T3099]  do_set_master (net/core/rtnetlink.c:3011)
[  120.338475][ T3099]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  120.338626][ T3099]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  120.338766][ T3099]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  120.338902][ T3099]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  120.339072][ T3099]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  120.339210][ T3099]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  120.339349][ T3099]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  120.339654][ T3099]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  120.339793][ T3099]  ? __kernel_text_address (kernel/extable.c:79)
[  120.339946][ T3099]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  120.340088][ T3099]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  120.340223][ T3099]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  120.340363][ T3099]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  120.340506][ T3099]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  120.340649][ T3099]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  120.340786][ T3099]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  120.340924][ T3099]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  120.341062][ T3099]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  120.341196][ T3099]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  120.341334][ T3099]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  120.341477][ T3099]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  120.341609][ T3099]  ? nla_get_range_signed (lib/nlattr.c:270)
[  120.341744][ T3099]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  120.341882][ T3099]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  120.342020][ T3099]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  120.342152][ T3099]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  120.342284][ T3099]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  120.342428][ T3099]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  120.342562][ T3099]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  120.342698][ T3099]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  120.342830][ T3099]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  120.342968][ T3099]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  120.343106][ T3099]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  120.343244][ T3099]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  120.343384][ T3099]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  120.343525][ T3099]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  120.343659][ T3099]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  120.343797][ T3099]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  120.343933][ T3099]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  120.344070][ T3099]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  120.344205][ T3099]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  120.344343][ T3099]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  120.344482][ T3099]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  120.344619][ T3099]  ? 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))
[  120.344751][ T3099]  ? 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))
[  120.344884][ T3099]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  120.345023][ T3099]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  120.345158][ T3099]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  120.345294][ T3099]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  120.345437][ T3099]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  120.345573][ T3099]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  120.345708][ T3099]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  120.345843][ T3099]  ? copy_msghdr_from_user (net/socket.c:2635)
[  120.345979][ T3099]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  120.346145][ T3099]  ? move_addr_to_kernel (net/socket.c:258)
[  120.346280][ T3099]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  120.346426][ T3099]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  120.346561][ T3099]  ___sys_sendmsg (net/socket.c:2752)
[  120.346697][ T3099]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  120.346866][ T3099]  ? copy_msghdr_from_user (net/socket.c:2603)
[  120.347022][ T3099]  __sys_sendmsg (net/socket.c:2784)
[  120.347160][ T3099]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  120.347293][ T3099]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  120.347468][ T3099]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  120.347603][ T3099]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  120.347738][ T3099]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  120.347874][ T3099]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  120.348009][ T3099]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  120.348148][ T3099]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  120.348319][ T3099] RIP: 0033:0x7f6b4e21608e
[  120.348466][ T3099] 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
[  120.348951][ T3099] RSP: 002b:00007ffd411a44f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  120.349153][ T3099] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6b4e21608e
[  120.349362][ T3099] RDX: 0000000000000000 RSI: 00007ffd411a45a0 RDI: 0000000000000005
[  120.349572][ T3099] RBP: 00007ffd411a4500 R08: 0000000000000000 R09: 0000000000000000
[  120.349769][ T3099] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f1
[  120.349974][ T3099] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd411a4c70
| [  120.351824][ T3099] ------------[ cut here ]------------
| [  120.351973][ T3099] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3099
| [  120.352258][ T3099] Modules linked in: vxlan
| [  120.352699][ T3099] Tainted: [W]=WARN
[  120.352804][ T3099] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  120.352985][ T3099] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  120.353167][ T3099] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  120.353680][ T3099] RSP: 0018:ffa0000005ae6ea0 EFLAGS: 00010286
[  120.353859][ T3099] RAX: 00000000ffffffa6 RBX: ff11000002787000 RCX: 1ff4000000b5cd9a
[  120.354067][ T3099] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000027870bc
[  120.354275][ T3099] RBP: ff1100001c1c2000 R08: 1fe22000004f0e19 R09: ff11000015e85158
[  120.354497][ T3099] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[  120.354705][ T3099] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001b6d8408
[  120.354912][ T3099] FS:  00007f6b4dfdc840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  120.355158][ T3099] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  120.355340][ T3099] CR2: 000055669eb10d5c CR3: 0000000004c28002 CR4: 0000000000771ef0
[  120.355555][ T3099] PKRU: 55555554
[  120.355661][ T3099] Call Trace:
[  120.355764][ T3099]  <TASK>
[  120.355836][ T3099]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  120.355980][ T3099]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  120.356087][ T3099]  __dev_notify_flags (net/core/dev.c:9787)
[  120.356227][ T3099]  ? netdev_notice (net/core/dev.c:13008)
[  120.356376][ T3099]  ? netif_change_name (net/core/dev.c:1495)
[  120.356522][ T3099]  ? dev_get_min_mp_channel_count (./include/net/netdev_lock.h:30 (discriminator 1))
[  120.356698][ T3099]  ? netif_disable_lro (net/core/dev.c:11098 net/core/dev.c:1830)
[  120.356842][ T3099]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  120.356986][ T3099]  __dev_set_promiscuity (net/core/dev.c:9630)
[  120.357125][ T3099]  netif_set_promiscuity (net/core/dev.c:9639)
[  120.357265][ T3099]  dev_set_promiscuity (net/core/dev_api.c:288)
[  120.357433][ T3099]  br_port_set_promisc (net/bridge/br_if.c:108)
[  120.357572][ T3099]  br_manage_promisc (net/bridge/br_if.c:174)
[  120.357713][ T3099]  br_add_if (net/bridge/br_if.c:242 net/bridge/br_if.c:627)
[  120.357825][ T3099]  do_set_master (net/core/rtnetlink.c:3011)
[  120.357970][ T3099]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  120.358110][ T3099]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  120.358252][ T3099]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  120.358399][ T3099]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  120.358578][ T3099]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  120.358716][ T3099]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  120.358859][ T3099]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  120.358999][ T3099]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  120.359136][ T3099]  ? __kernel_text_address (kernel/extable.c:79)
[  120.359277][ T3099]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  120.359429][ T3099]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  120.359569][ T3099]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  120.359708][ T3099]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  120.359849][ T3099]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  120.359989][ T3099]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  120.360127][ T3099]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  120.360266][ T3099]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  120.360412][ T3099]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  120.360557][ T3099]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  120.360696][ T3099]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  120.360836][ T3099]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  120.360980][ T3099]  ? nla_get_range_signed (lib/nlattr.c:270)
[  120.361120][ T3099]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  120.361260][ T3099]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  120.361406][ T3099]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  120.361552][ T3099]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  120.361688][ T3099]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  120.361832][ T3099]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  120.361974][ T3099]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  120.362113][ T3099]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  120.362250][ T3099]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  120.362393][ T3099]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  120.362537][ T3099]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  120.362676][ T3099]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  120.362813][ T3099]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  120.362953][ T3099]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  120.363093][ T3099]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  120.363231][ T3099]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  120.363380][ T3099]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  120.363522][ T3099]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  120.363663][ T3099]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  120.363801][ T3099]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  120.363944][ T3099]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  120.364087][ T3099]  ? 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))
[  120.364227][ T3099]  ? 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))
[  120.364375][ T3099]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  120.364522][ T3099]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  120.364660][ T3099]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  120.364803][ T3099]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  120.364946][ T3099]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  120.365086][ T3099]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  120.365227][ T3099]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  120.365372][ T3099]  ? copy_msghdr_from_user (net/socket.c:2635)
[  120.365517][ T3099]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  120.365698][ T3099]  ? move_addr_to_kernel (net/socket.c:258)
[  120.365842][ T3099]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  120.365986][ T3099]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  120.366125][ T3099]  ___sys_sendmsg (net/socket.c:2752)
[  120.366264][ T3099]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  120.366445][ T3099]  ? copy_msghdr_from_user (net/socket.c:2603)
[  120.366596][ T3099]  __sys_sendmsg (net/socket.c:2784)
[  120.366737][ T3099]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  120.366875][ T3099]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  120.367055][ T3099]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  120.367194][ T3099]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  120.367344][ T3099]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  120.367490][ T3099]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  120.367633][ T3099]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  120.367773][ T3099]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  120.367947][ T3099] RIP: 0033:0x7f6b4e21608e
[  120.368092][ T3099] 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
[  120.368595][ T3099] RSP: 002b:00007ffd411a44f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  120.368804][ T3099] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6b4e21608e
[  120.369012][ T3099] RDX: 0000000000000000 RSI: 00007ffd411a45a0 RDI: 0000000000000005
[  120.369216][ T3099] RBP: 00007ffd411a4500 R08: 0000000000000000 R09: 0000000000000000
[  120.369435][ T3099] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f1
[  120.369641][ T3099] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd411a4c70
| [  120.376255][ T3099] ------------[ cut here ]------------
| [  120.376393][ T3099] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3099
| [  120.376657][ T3099] Modules linked in: vxlan
| [  120.377059][ T3099] Tainted: [W]=WARN
[  120.377156][ T3099] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  120.377324][ T3099] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  120.377504][ T3099] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  120.377973][ T3099] RSP: 0018:ffa0000005ae7000 EFLAGS: 00010286
[  120.378143][ T3099] RAX: 00000000ffffffa6 RBX: ff11000002786200 RCX: 1ff4000000b5cdc6
[  120.378346][ T3099] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000027862bc
[  120.378546][ T3099] RBP: ff1100001c1fa000 R08: 1fe22000004f0c59 R09: ff11000015e85158
[  120.378742][ T3099] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  120.378937][ T3099] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  120.379139][ T3099] FS:  00007f6b4dfdc840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  120.379374][ T3099] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  120.379544][ T3099] CR2: 000055669eb10d5c CR3: 0000000004c28002 CR4: 0000000000771ef0
[  120.379740][ T3099] PKRU: 55555554
[  120.379838][ T3099] Call Trace:
[  120.379937][ T3099]  <TASK>
[  120.380007][ T3099]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  120.380137][ T3099]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  120.380268][ T3099]  notifier_call_chain (kernel/notifier.c:85)
[  120.380406][ T3099]  call_netdevice_notifiers (net/core/dev.c:2287 net/core/dev.c:2301)
[  120.380543][ T3099]  ? __dev_open (./include/net/netdev_lock.h:33)
[  120.380678][ T3099]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[  120.380815][ T3099]  br_add_if (net/bridge/br_if.c:679)
[  120.380919][ T3099]  do_set_master (net/core/rtnetlink.c:3011)
[  120.381050][ T3099]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  120.381181][ T3099]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  120.381320][ T3099]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  120.381458][ T3099]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  120.381620][ T3099]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  120.381752][ T3099]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  120.381881][ T3099]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  120.382017][ T3099]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  120.382147][ T3099]  ? __kernel_text_address (kernel/extable.c:79)
[  120.382278][ T3099]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  120.382421][ T3099]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  120.382552][ T3099]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  120.382685][ T3099]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  120.382816][ T3099]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  120.382949][ T3099]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  120.383077][ T3099]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  120.383210][ T3099]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  120.383348][ T3099]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  120.383484][ T3099]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  120.383614][ T3099]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  120.383748][ T3099]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  120.383879][ T3099]  ? nla_get_range_signed (lib/nlattr.c:270)
[  120.384016][ T3099]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  120.384150][ T3099]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  120.384281][ T3099]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  120.384424][ T3099]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  120.384555][ T3099]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  120.384693][ T3099]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  120.384823][ T3099]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  120.384957][ T3099]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  120.385087][ T3099]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  120.385222][ T3099]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  120.385358][ T3099]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  120.385492][ T3099]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  120.385624][ T3099]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  120.385757][ T3099]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  120.385887][ T3099]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  120.386020][ T3099]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  120.386153][ T3099]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  120.386282][ T3099]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  120.386428][ T3099]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  120.386560][ T3099]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  120.386693][ T3099]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  120.386831][ T3099]  ? 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))
[  120.386966][ T3099]  ? 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))
[  120.387100][ T3099]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  120.387336][ T3099]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  120.387480][ T3099]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  120.387617][ T3099]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  120.387754][ T3099]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  120.387981][ T3099]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  120.388116][ T3099]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  120.388252][ T3099]  ? copy_msghdr_from_user (net/socket.c:2635)
[  120.388393][ T3099]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  120.388646][ T3099]  ? move_addr_to_kernel (net/socket.c:258)
[  120.388778][ T3099]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  120.388915][ T3099]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  120.389052][ T3099]  ___sys_sendmsg (net/socket.c:2752)
[  120.389268][ T3099]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  120.389442][ T3099]  ? copy_msghdr_from_user (net/socket.c:2603)
[  120.389584][ T3099]  __sys_sendmsg (net/socket.c:2784)
[  120.389716][ T3099]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  120.389933][ T3099]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  120.390104][ T3099]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  120.390238][ T3099]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  120.390471][ T3099]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  120.390603][ T3099]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  120.390739][ T3099]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  120.390874][ T3099]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  120.391128][ T3099] RIP: 0033:0x7f6b4e21608e
[  120.391266][ T3099] 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
[  120.391841][ T3099] RSP: 002b:00007ffd411a44f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  120.392042][ T3099] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6b4e21608e
[  120.392240][ T3099] RDX: 0000000000000000 RSI: 00007ffd411a45a0 RDI: 0000000000000005
[  120.392539][ T3099] RBP: 00007ffd411a4500 R08: 0000000000000000 R09: 0000000000000000
[  120.392741][ T3099] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f1
[  120.393035][ T3099] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd411a4c70
| [  120.400479][ T3099] ------------[ cut here ]------------
| [  120.400623][ T3099] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3099
| [  120.400889][ T3099] Modules linked in: vxlan
| [  120.401312][ T3099] Tainted: [W]=WARN
[  120.401999][ T3099] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  120.402176][ T3099] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  120.402430][ T3099] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  120.402920][ T3099] RSP: 0018:ffa0000005ae6e20 EFLAGS: 00010286
[  120.403097][ T3099] RAX: 00000000ffffffa6 RBX: ff11000002786580 RCX: 1ff4000000b5cd8a
[  120.403384][ T3099] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278663c
[  120.403599][ T3099] RBP: ff1100001c1fa000 R08: 1fe22000004f0cc9 R09: ff11000015e85158
[  120.403809][ T3099] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  120.404015][ T3099] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  120.404222][ T3099] FS:  00007f6b4dfdc840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  120.404529][ T3099] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  120.404699][ T3099] CR2: 000055669eb10d5c CR3: 0000000004c28002 CR4: 0000000000771ef0
[  120.404904][ T3099] PKRU: 55555554
[  120.405009][ T3099] Call Trace:
[  120.405112][ T3099]  <TASK>
[  120.405183][ T3099]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  120.405380][ T3099]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  120.405525][ T3099]  notifier_call_chain (kernel/notifier.c:85)
[  120.405676][ T3099]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[  120.405816][ T3099]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[  120.405957][ T3099]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  120.406093][ T3099]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  120.406233][ T3099]  netif_set_mtu (net/core/dev.c:9910)
[  120.406436][ T3099]  ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2))
[  120.406579][ T3099]  dev_set_mtu (net/core/dev_api.c:249)
[  120.406684][ T3099]  br_mtu_auto_adjust (net/bridge/br_if.c:525 (discriminator 1) net/bridge/br_if.c:514 (discriminator 1))
[  120.406819][ T3099]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[  120.406960][ T3099]  br_add_if (net/bridge/br_if.c:681)
[  120.407068][ T3099]  do_set_master (net/core/rtnetlink.c:3011)
[  120.407204][ T3099]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  120.407404][ T3099]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  120.407551][ T3099]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  120.407689][ T3099]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  120.407858][ T3099]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  120.407999][ T3099]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  120.408135][ T3099]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  120.408272][ T3099]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  120.408479][ T3099]  ? __kernel_text_address (kernel/extable.c:79)
[  120.408616][ T3099]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  120.408753][ T3099]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  120.408887][ T3099]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  120.409034][ T3099]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  120.409173][ T3099]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  120.409310][ T3099]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  120.409518][ T3099]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  120.409654][ T3099]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  120.409790][ T3099]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  120.409925][ T3099]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  120.410065][ T3099]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  120.410202][ T3099]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  120.410399][ T3099]  ? nla_get_range_signed (lib/nlattr.c:270)
[  120.410545][ T3099]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  120.410687][ T3099]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  120.410827][ T3099]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  120.410970][ T3099]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  120.411108][ T3099]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  120.411246][ T3099]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  120.411452][ T3099]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  120.411592][ T3099]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  120.411735][ T3099]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  120.411873][ T3099]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  120.412013][ T3099]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  120.412150][ T3099]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  120.412286][ T3099]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  120.412487][ T3099]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  120.412623][ T3099]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  120.412763][ T3099]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  120.412904][ T3099]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  120.413044][ T3099]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  120.413185][ T3099]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  120.413381][ T3099]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  120.413526][ T3099]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  120.413666][ T3099]  ? 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))
[  120.413800][ T3099]  ? 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))
[  120.413938][ T3099]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  120.414079][ T3099]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  120.414216][ T3099]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  120.414422][ T3099]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  120.414560][ T3099]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  120.414699][ T3099]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  120.414835][ T3099]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  120.414973][ T3099]  ? copy_msghdr_from_user (net/socket.c:2635)
[  120.415114][ T3099]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  120.415287][ T3099]  ? move_addr_to_kernel (net/socket.c:258)
[  120.415489][ T3099]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  120.415627][ T3099]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  120.415764][ T3099]  ___sys_sendmsg (net/socket.c:2752)
[  120.415899][ T3099]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  120.416071][ T3099]  ? copy_msghdr_from_user (net/socket.c:2603)
[  120.416224][ T3099]  __sys_sendmsg (net/socket.c:2784)
[  120.416425][ T3099]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  120.416560][ T3099]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  120.416731][ T3099]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  120.416868][ T3099]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  120.417011][ T3099]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  120.417148][ T3099]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  120.417285][ T3099]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  120.417488][ T3099]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  120.417658][ T3099] RIP: 0033:0x7f6b4e21608e
[  120.417800][ T3099] 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
[  120.418287][ T3099] RSP: 002b:00007ffd411a44f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  120.418568][ T3099] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6b4e21608e
[  120.418769][ T3099] RDX: 0000000000000000 RSI: 00007ffd411a45a0 RDI: 0000000000000005
[  120.418974][ T3099] RBP: 00007ffd411a4500 R08: 0000000000000000 R09: 0000000000000000
[  120.419181][ T3099] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f1
[  120.419468][ T3099] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd411a4c70
| [  120.421365][ T3099] ------------[ cut here ]------------
| [  120.421644][ T3099] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3099
| [  120.422121][ T3099] Modules linked in: vxlan
| [  120.422914][ T3099] Tainted: [W]=WARN
[  120.423129][ T3099] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  120.423485][ T3099] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  120.423823][ T3099] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  120.424658][ T3099] RSP: 0018:ffa0000005ae6f78 EFLAGS: 00010286
[  120.424989][ T3099] RAX: 00000000ffffffa6 RBX: ff11000002786040 RCX: 1ff4000000b5cdb5
[  120.425384][ T3099] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000027860fc
[  120.425782][ T3099] RBP: ff1100001c1fa000 R08: 1fe22000004f0c21 R09: ff11000015e85158
[  120.426158][ T3099] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  120.426559][ T3099] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000002
[  120.426939][ T3099] FS:  00007f6b4dfdc840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  120.427385][ T3099] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  120.427717][ T3099] CR2: 000000000fa7a988 CR3: 0000000004c28004 CR4: 0000000000771ef0
[  120.428093][ T3099] PKRU: 55555554
[  120.428309][ T3099] Call Trace:
[  120.428553][ T3099]  <TASK>
[  120.428724][ T3099]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  120.428991][ T3099]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  120.429264][ T3099]  notifier_call_chain (kernel/notifier.c:85)
[  120.429563][ T3099]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[  120.429891][ T3099]  ? netdev_change_features (net/core/dev.c:11117)
[  120.430163][ T3099]  ? br_opt_toggle (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 net/bridge/br.c:402)
[  120.430474][ T3099]  br_add_if (net/bridge/br_if.c:683)
[  120.430706][ T3099]  do_set_master (net/core/rtnetlink.c:3011)
[  120.430976][ T3099]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  120.431247][ T3099]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  120.431553][ T3099]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  120.431826][ T3099]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  120.432151][ T3099]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  120.432446][ T3099]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  120.432726][ T3099]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  120.432990][ T3099]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  120.433251][ T3099]  ? __kernel_text_address (kernel/extable.c:79)
[  120.433547][ T3099]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  120.433825][ T3099]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  120.434091][ T3099]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  120.434380][ T3099]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  120.434668][ T3099]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  120.434935][ T3099]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  120.435200][ T3099]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  120.435498][ T3099]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  120.435772][ T3099]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  120.436042][ T3099]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  120.436332][ T3099]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  120.436617][ T3099]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  120.436894][ T3099]  ? nla_get_range_signed (lib/nlattr.c:270)
[  120.437168][ T3099]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  120.437470][ T3099]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  120.437745][ T3099]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  120.438014][ T3099]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  120.438286][ T3099]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  120.438582][ T3099]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  120.438852][ T3099]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  120.439115][ T3099]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  120.439402][ T3099]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  120.439682][ T3099]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  120.439949][ T3099]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  120.440225][ T3099]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  120.440524][ T3099]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  120.440798][ T3099]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  120.441072][ T3099]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  120.441356][ T3099]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  120.441639][ T3099]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  120.441907][ T3099]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  120.442175][ T3099]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  120.442469][ T3099]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  120.442741][ T3099]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  120.443017][ T3099]  ? 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))
[  120.443264][ T3099]  ? 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))
[  120.443565][ T3099]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  120.443841][ T3099]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  120.444112][ T3099]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  120.444401][ T3099]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  120.444681][ T3099]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  120.444952][ T3099]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  120.445224][ T3099]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  120.445528][ T3099]  ? copy_msghdr_from_user (net/socket.c:2635)
[  120.445798][ T3099]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  120.446116][ T3099]  ? move_addr_to_kernel (net/socket.c:258)
[  120.446404][ T3099]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  120.446685][ T3099]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  120.446954][ T3099]  ___sys_sendmsg (net/socket.c:2752)
[  120.447197][ T3099]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  120.447550][ T3099]  ? copy_msghdr_from_user (net/socket.c:2603)
[  120.447844][ T3099]  __sys_sendmsg (net/socket.c:2784)
[  120.448112][ T3099]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  120.448398][ T3099]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  120.448732][ T3099]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  120.449000][ T3099]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  120.449268][ T3099]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  120.449568][ T3099]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  120.449837][ T3099]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  120.450106][ T3099]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  120.450448][ T3099] RIP: 0033:0x7f6b4e21608e
[  120.450729][ T3099] 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
[  120.451564][ T3099] RSP: 002b:00007ffd411a44f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  120.451940][ T3099] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6b4e21608e
[  120.452310][ T3099] RDX: 0000000000000000 RSI: 00007ffd411a45a0 RDI: 0000000000000005
[  120.452707][ T3099] RBP: 00007ffd411a4500 R08: 0000000000000000 R09: 0000000000000000
[  120.453084][ T3099] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f1
[  120.453482][ T3099] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd411a4c70
| [  120.491409][ T3100] ------------[ cut here ]------------
| [  120.491570][ T3100] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3100
| [  120.491824][ T3100] Modules linked in: vxlan
| [  120.492217][ T3100] Tainted: [W]=WARN
[  120.492321][ T3100] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  120.492489][ T3100] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  120.492653][ T3100] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  120.493116][ T3100] RSP: 0018:ffa0000005ba7020 EFLAGS: 00010286
[  120.493278][ T3100] RAX: 00000000ffffffa6 RBX: ff1100001ad5bc40 RCX: 1ff4000000b74dca
[  120.493569][ T3100] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001ad5bcfc
[  120.493760][ T3100] RBP: ff1100001c1c2000 R08: 1fe22000035ab7a1 R09: ff1100001afc2e58
[  120.493954][ T3100] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[  120.494149][ T3100] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  120.494348][ T3100] FS:  00007f0670c58840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  120.494579][ T3100] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  120.494739][ T3100] CR2: 000000000ae1b988 CR3: 000000001b6ca002 CR4: 0000000000771ef0
[  120.494934][ T3100] PKRU: 55555554
[  120.495033][ T3100] Call Trace:
[  120.495128][ T3100]  <TASK>
[  120.495199][ T3100]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  120.495333][ T3100]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  120.495437][ T3100]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  120.495565][ T3100]  __dev_notify_flags (net/core/dev.c:9787)
[  120.495695][ T3100]  ? netif_change_name (net/core/dev.c:1495)
[  120.495827][ T3100]  ? __dev_change_flags (net/core/dev.c:9752)
[  120.495956][ T3100]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[  120.496085][ T3100]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  120.496214][ T3100]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  120.496350][ T3100]  netif_change_flags (net/core/dev.c:9820)
[  120.496484][ T3100]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  120.496617][ T3100]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[  120.496747][ T3100]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  120.496876][ T3100]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  120.497038][ T3100]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  120.497164][ T3100]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  120.497291][ T3100]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  120.497428][ T3100]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  120.497560][ T3100]  ? __kernel_text_address (kernel/extable.c:79)
[  120.497688][ T3100]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  120.497817][ T3100]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  120.497948][ T3100]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  120.498077][ T3100]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  120.498210][ T3100]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  120.498348][ T3100]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  120.498483][ T3100]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  120.498614][ T3100]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  120.498743][ T3100]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  120.498872][ T3100]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  120.499006][ T3100]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  120.499138][ T3100]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  120.499272][ T3100]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  120.499411][ T3100]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  120.499551][ T3100]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  120.499680][ T3100]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  120.499809][ T3100]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  120.499944][ T3100]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  120.500073][ T3100]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  120.500203][ T3100]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  120.500336][ T3100]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  120.500468][ T3100]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  120.500598][ T3100]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  120.500727][ T3100]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  120.500855][ T3100]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  120.500985][ T3100]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  120.501113][ T3100]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  120.501240][ T3100]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  120.501376][ T3100]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  120.501512][ T3100]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  120.501642][ T3100]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  120.501770][ T3100]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  120.501898][ T3100]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  120.502035][ T3100]  ? 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))
[  120.502162][ T3100]  ? 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))
[  120.502292][ T3100]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  120.502430][ T3100]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  120.502562][ T3100]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  120.502691][ T3100]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  120.502822][ T3100]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  120.502955][ T3100]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  120.503085][ T3100]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  120.503212][ T3100]  ? copy_msghdr_from_user (net/socket.c:2635)
[  120.503347][ T3100]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  120.503517][ T3100]  ? move_addr_to_kernel (net/socket.c:258)
[  120.503649][ T3100]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  120.503778][ T3100]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  120.503909][ T3100]  ___sys_sendmsg (net/socket.c:2752)
[  120.504042][ T3100]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  120.504201][ T3100]  ? copy_msghdr_from_user (net/socket.c:2603)
[  120.504347][ T3100]  __sys_sendmsg (net/socket.c:2784)
[  120.504485][ T3100]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  120.504613][ T3100]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  120.504774][ T3100]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  120.504902][ T3100]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  120.505035][ T3100]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  120.505164][ T3100]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  120.505292][ T3100]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  120.505429][ T3100]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  120.505590][ T3100] RIP: 0033:0x7f0670e9208e
[  120.505726][ T3100] 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
[  120.506186][ T3100] RSP: 002b:00007ffe43573be0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  120.506387][ T3100] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f0670e9208e
[  120.506585][ T3100] RDX: 0000000000000000 RSI: 00007ffe43573c90 RDI: 0000000000000005
[  120.506777][ T3100] RBP: 00007ffe43573bf0 R08: 0000000000000000 R09: 0000000000000000
[  120.506973][ T3100] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f1
[  120.507167][ T3100] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe43574360
| [  120.806238][ T3121] ------------[ cut here ]------------
| [  120.806584][ T3121] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3121
| [  120.807086][ T3121] Modules linked in: vxlan
| [  120.807920][ T3121] Tainted: [W]=WARN
[  120.808147][ T3121] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  120.808508][ T3121] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  120.808864][ T3121] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  120.809749][ T3121] RSP: 0018:ffa0000005b97090 EFLAGS: 00010286
[  120.810090][ T3121] RAX: 00000000ffffffa6 RBX: ff1100001bfcd8c0 RCX: 1ff4000000b72dd8
[  120.810505][ T3121] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001bfcd97c
[  120.810901][ T3121] RBP: ff11000016d1c000 R08: 1fe22000037f9b31 R09: ff1100001c23d180
[  120.811284][ T3121] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  120.811708][ T3121] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[  120.812104][ T3121] FS:  00007fe7b49f9840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  120.812596][ T3121] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  120.812938][ T3121] CR2: 000000000042e5e0 CR3: 000000001b292004 CR4: 0000000000771ef0
[  120.813351][ T3121] PKRU: 55555554
[  120.813586][ T3121] Call Trace:
[  120.813812][ T3121]  <TASK>
[  120.813984][ T3121]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  120.814273][ T3121]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  120.814587][ T3121]  notifier_call_chain (kernel/notifier.c:85)
[  120.814874][ T3121]  __netdev_upper_dev_link (net/core/dev.c:8931)
[  120.815156][ T3121]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  120.815471][ T3121]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[  120.815761][ T3121]  netdev_upper_dev_link (net/core/dev.c:8972)
[  120.816042][ T3121]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[  120.816343][ T3121]  register_vlan_dev (net/8021q/vlan.c:183)
[  120.816642][ T3121]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  120.816925][ T3121]  vlan_newlink (net/8021q/vlan_netlink.c:194)
[  120.817184][ T3121]  ? nla_strscpy (lib/nlattr.c:795)
[  120.817498][ T3121]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[  120.817781][ T3121]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  120.818063][ T3121]  ? __dev_get_by_name (net/core/dev.c:883)
[  120.818361][ T3121]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  120.818659][ T3121]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  120.818947][ T3121]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  120.819232][ T3121]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  120.819536][ T3121]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  120.819827][ T3121]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  120.820107][ T3121]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  120.820406][ T3121]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  120.820705][ T3121]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  120.820985][ T3121]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  120.821253][ T3121]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  120.821562][ T3121]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  120.821847][ T3121]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  120.822122][ T3121]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  120.822431][ T3121]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  120.822708][ T3121]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  120.822988][ T3121]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  120.823296][ T3121]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  120.823607][ T3121]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  120.823896][ T3121]  ? 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))
[  120.824176][ T3121]  ? 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))
[  120.824484][ T3121]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  120.824771][ T3121]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  120.825044][ T3121]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  120.825339][ T3121]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  120.825632][ T3121]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  120.825915][ T3121]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  120.826195][ T3121]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  120.826504][ T3121]  ? copy_msghdr_from_user (net/socket.c:2635)
[  120.826787][ T3121]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  120.827120][ T3121]  ? move_addr_to_kernel (net/socket.c:258)
[  120.827433][ T3121]  ___sys_sendmsg (net/socket.c:2752)
[  120.827708][ T3121]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  120.827984][ T3121]  ? copy_msghdr_from_user (net/socket.c:2603)
[  120.828284][ T3121]  ? 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))
[  120.828596][ T3121]  __sys_sendmsg (net/socket.c:2784)
[  120.828881][ T3121]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  120.829165][ T3121]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  120.829466][ T3121]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  120.829750][ T3121]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  120.830022][ T3121]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  120.830297][ T3121]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  120.830601][ T3121]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  120.830933][ T3121] RIP: 0033:0x7fe7b4c3308e
[  120.831221][ T3121] 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
[  120.832097][ T3121] RSP: 002b:00007ffd30ffe430 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  120.832519][ T3121] RAX: ffffffffffffffda RBX: 00007ffd30ffebf0 RCX: 00007fe7b4c3308e
[  120.832907][ T3121] RDX: 0000000000000000 RSI: 00007ffd30ffe4e0 RDI: 0000000000000005
[  120.833291][ T3121] RBP: 00007ffd30ffe440 R08: 0000000000000000 R09: 0000000000000000
[  120.833703][ T3121] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f1
[  120.834081][ T3121] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd30ffebb0
| [  120.837251][ T3121] ------------[ cut here ]------------
| [  120.837535][ T3121] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3121
| [  120.838012][ T3121] Modules linked in: vxlan
| [  120.838806][ T3121] Tainted: [W]=WARN
[  120.839021][ T3121] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  120.839362][ T3121] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  120.839715][ T3121] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  120.840561][ T3121] RSP: 0018:ffa0000005b971b0 EFLAGS: 00010286
[  120.840893][ T3121] RAX: 00000000ffffffa6 RBX: ff1100001bfcda80 RCX: 1ff4000000b72dfc
[  120.841277][ T3121] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001bfcdb3c
[  120.841679][ T3121] RBP: ff1100001640c000 R08: 1fe22000037f9b69 R09: ff1100001c23d180
[  120.842056][ T3121] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  120.842459][ T3121] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab76b3a0
[  120.842843][ T3121] FS:  00007fe7b49f9840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  120.843266][ T3121] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  120.843616][ T3121] CR2: 000000000042e5e0 CR3: 000000001b292004 CR4: 0000000000771ef0
[  120.844000][ T3121] PKRU: 55555554
[  120.844220][ T3121] Call Trace:
[  120.844463][ T3121]  <TASK>
[  120.844632][ T3121]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  120.844914][ T3121]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  120.845185][ T3121]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  120.845430][ T3121]  __dev_notify_flags (net/core/dev.c:9787)
[  120.845699][ T3121]  ? netdev_update_features (net/core/dev.c:11098)
[  120.845970][ T3121]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[  120.846292][ T3121]  ? netif_change_name (net/core/dev.c:1495)
[  120.846588][ T3121]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  120.846866][ T3121]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[  120.847138][ T3121]  ? register_vlan_dev (net/8021q/vlan.c:196)
[  120.847434][ T3121]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  120.847709][ T3121]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[  120.847980][ T3121]  ? nla_strscpy (lib/nlattr.c:795)
[  120.848237][ T3121]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[  120.848542][ T3121]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  120.848813][ T3121]  ? __dev_get_by_name (net/core/dev.c:883)
[  120.849080][ T3121]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  120.849380][ T3121]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  120.849669][ T3121]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  120.849944][ T3121]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  120.850212][ T3121]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  120.850507][ T3121]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  120.850783][ T3121]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  120.851055][ T3121]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  120.851356][ T3121]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  120.851644][ T3121]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  120.851920][ T3121]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  120.852192][ T3121]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  120.852488][ T3121]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  120.852761][ T3121]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  120.853031][ T3121]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  120.853297][ T3121]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  120.853596][ T3121]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  120.853865][ T3121]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  120.854135][ T3121]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  120.854440][ T3121]  ? 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))
[  120.854710][ T3121]  ? 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))
[  120.854990][ T3121]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  120.855266][ T3121]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  120.855564][ T3121]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  120.855839][ T3121]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  120.856112][ T3121]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  120.856407][ T3121]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  120.856697][ T3121]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  120.856970][ T3121]  ? copy_msghdr_from_user (net/socket.c:2635)
[  120.857246][ T3121]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  120.857595][ T3121]  ? move_addr_to_kernel (net/socket.c:258)
[  120.857875][ T3121]  ___sys_sendmsg (net/socket.c:2752)
[  120.858145][ T3121]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  120.858441][ T3121]  ? copy_msghdr_from_user (net/socket.c:2603)
[  120.858733][ T3121]  ? 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))
[  120.859010][ T3121]  __sys_sendmsg (net/socket.c:2784)
[  120.859288][ T3121]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  120.859594][ T3121]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  120.859870][ T3121]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  120.860141][ T3121]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  120.860439][ T3121]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  120.860716][ T3121]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  120.860990][ T3121]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  120.861333][ T3121] RIP: 0033:0x7fe7b4c3308e
[  120.861629][ T3121] 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
[  120.862467][ T3121] RSP: 002b:00007ffd30ffe430 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  120.862852][ T3121] RAX: ffffffffffffffda RBX: 00007ffd30ffebf0 RCX: 00007fe7b4c3308e
[  120.863236][ T3121] RDX: 0000000000000000 RSI: 00007ffd30ffe4e0 RDI: 0000000000000005
[  120.863644][ T3121] RBP: 00007ffd30ffe440 R08: 0000000000000000 R09: 0000000000000000
[  120.864025][ T3121] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f1
[  120.864426][ T3121] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd30ffebb0
| [  120.943352][ T3123] ------------[ cut here ]------------
| [  120.943645][ T3123] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3123
| [  120.944110][ T3123] Modules linked in: vxlan
| [  120.945695][ T3123] Tainted: [W]=WARN
[  120.945912][ T3123] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  120.946236][ T3123] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  120.946599][ T3123] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  120.947435][ T3123] RSP: 0018:ffa0000005c47020 EFLAGS: 00010286
[  120.947763][ T3123] RAX: 00000000ffffffa6 RBX: ff110000141abc40 RCX: 1ff4000000b88dca
[  120.948121][ T3123] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000141abcfc
[  120.948517][ T3123] RBP: ff1100001640c000 R08: 1fe22000028357a1 R09: ff1100001688ae58
[  120.948890][ T3123] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[  120.949264][ T3123] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  120.949665][ T3123] FS:  00007f3be2bd2840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  120.950102][ T3123] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  120.950446][ T3123] CR2: 00007f3be2ea21a0 CR3: 000000001c307006 CR4: 0000000000771ef0
[  120.950823][ T3123] PKRU: 55555554
[  120.951034][ T3123] Call Trace:
[  120.951253][ T3123]  <TASK>
[  120.951442][ T3123]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[  120.951714][ T3123]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  120.951987][ T3123]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  120.952207][ T3123]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  120.952498][ T3123]  __dev_notify_flags (net/core/dev.c:9787)
[  120.952771][ T3123]  ? netif_change_name (net/core/dev.c:1495)
[  120.953032][ T3123]  ? __dev_change_flags (net/core/dev.c:9752)
[  120.953305][ T3123]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[  120.953603][ T3123]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  120.953872][ T3123]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  120.954141][ T3123]  netif_change_flags (net/core/dev.c:9820)
[  120.954437][ T3123]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  120.954708][ T3123]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[  120.954986][ T3123]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  120.955259][ T3123]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  120.955604][ T3123]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  120.955873][ T3123]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  120.956141][ T3123]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  120.956434][ T3123]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  120.956706][ T3123]  ? __kernel_text_address (kernel/extable.c:79)
[  120.956979][ T3123]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  120.957254][ T3123]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  120.957548][ T3123]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  120.957820][ T3123]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  120.958075][ T3123]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  120.958361][ T3123]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  120.958633][ T3123]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  120.958905][ T3123]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  120.959184][ T3123]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  120.959481][ T3123]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  120.959755][ T3123]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  120.960028][ T3123]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  120.960305][ T3123]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  120.960608][ T3123]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  120.960882][ T3123]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  120.961149][ T3123]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  120.961447][ T3123]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  120.961718][ T3123]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  120.961983][ T3123]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  120.962254][ T3123]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  120.962549][ T3123]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  120.962823][ T3123]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  120.963077][ T3123]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  120.963366][ T3123]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  120.963644][ T3123]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  120.963913][ T3123]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  120.964179][ T3123]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  120.964470][ T3123]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  120.964744][ T3123]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  120.965010][ T3123]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  120.965279][ T3123]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  120.965578][ T3123]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  120.965851][ T3123]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  120.966126][ T3123]  ? 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))
[  120.966410][ T3123]  ? 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))
[  120.966690][ T3123]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  120.966960][ T3123]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  120.967213][ T3123]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  120.967514][ T3123]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  120.967789][ T3123]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  120.968059][ T3123]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  120.968346][ T3123]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  120.968626][ T3123]  ? copy_msghdr_from_user (net/socket.c:2635)
[  120.968894][ T3123]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  120.969212][ T3123]  ? move_addr_to_kernel (net/socket.c:258)
[  120.969514][ T3123]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  120.969785][ T3123]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  120.970058][ T3123]  ___sys_sendmsg (net/socket.c:2752)
[  120.970344][ T3123]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  120.970675][ T3123]  ? copy_msghdr_from_user (net/socket.c:2603)
[  120.970966][ T3123]  __sys_sendmsg (net/socket.c:2784)
[  120.971235][ T3123]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  120.971527][ T3123]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  120.971860][ T3123]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  120.972109][ T3123]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  120.972399][ T3123]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  120.972679][ T3123]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  120.972946][ T3123]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  120.973212][ T3123]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  120.973553][ T3123] RIP: 0033:0x7f3be2e0c08e
[  120.973837][ T3123] 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
[  120.974679][ T3123] RSP: 002b:00007ffcea797b20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  120.975052][ T3123] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f3be2e0c08e
[  120.975449][ T3123] RDX: 0000000000000000 RSI: 00007ffcea797bd0 RDI: 0000000000000005
[  120.975818][ T3123] RBP: 00007ffcea797b30 R08: 0000000000000000 R09: 0000000000000000
[  120.976183][ T3123] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f2
[  120.976577][ T3123] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcea7982a0
| [  121.026802][ T3124] ------------[ cut here ]------------
| [  121.026965][ T3124] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3124
| [  121.027240][ T3124] Modules linked in: vxlan
| [  121.027680][ T3124] Tainted: [W]=WARN
[  121.027784][ T3124] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  121.027957][ T3124] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  121.028134][ T3124] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  121.028638][ T3124] RSP: 0018:ffa0000005c46f70 EFLAGS: 00010286
[  121.028814][ T3124] RAX: 00000000ffffffa6 RBX: ff110000135978c0 RCX: 1ff4000000b88db4
[  121.029021][ T3124] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001359797c
[  121.029228][ T3124] RBP: ff11000008291000 R08: 1fe22000026b2f31 R09: ff1100001688d180
[  121.029448][ T3124] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  121.029653][ T3124] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  121.029868][ T3124] FS:  00007f23bb162840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  121.030116][ T3124] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  121.030289][ T3124] CR2: 000000002768ca28 CR3: 000000001c0e7003 CR4: 0000000000771ef0
[  121.030509][ T3124] PKRU: 55555554
[  121.030613][ T3124] Call Trace:
[  121.030719][ T3124]  <TASK>
[  121.030791][ T3124]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  121.030934][ T3124]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  121.031077][ T3124]  notifier_call_chain (kernel/notifier.c:85)
[  121.031221][ T3124]  __netdev_upper_dev_link (net/core/dev.c:8931)
[  121.031366][ T3124]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  121.031516][ T3124]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[  121.031657][ T3124]  netdev_upper_dev_link (net/core/dev.c:8972)
[  121.031798][ T3124]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[  121.031947][ T3124] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[  121.032095][ T3124]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[  121.032240][ T3124] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[  121.032388][ T3124]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[  121.032538][ T3124]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[  121.032678][ T3124]  ? nla_strscpy (lib/nlattr.c:795)
[  121.032817][ T3124]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[  121.032962][ T3124]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  121.033104][ T3124]  ? __dev_get_by_name (net/core/dev.c:883)
[  121.033245][ T3124]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  121.033399][ T3124]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  121.033550][ T3124]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  121.033692][ T3124]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  121.033829][ T3124]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  121.033972][ T3124]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  121.034112][ T3124]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  121.034250][ T3124]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  121.034399][ T3124]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  121.034546][ T3124]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  121.034688][ T3124]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  121.034826][ T3124]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  121.034967][ T3124]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  121.035107][ T3124]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  121.035249][ T3124]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  121.035393][ T3124]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  121.035539][ T3124]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  121.035678][ T3124]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  121.035817][ T3124]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  121.035960][ T3124]  ? 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))
[  121.036098][ T3124]  ? 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))
[  121.036237][ T3124]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  121.036385][ T3124]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  121.036527][ T3124]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  121.036666][ T3124]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  121.036805][ T3124]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  121.036948][ T3124]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  121.037088][ T3124]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  121.037227][ T3124]  ? copy_msghdr_from_user (net/socket.c:2635)
[  121.037374][ T3124]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  121.037554][ T3124]  ? move_addr_to_kernel (net/socket.c:258)
[  121.037693][ T3124]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  121.037830][ T3124]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  121.037973][ T3124]  ___sys_sendmsg (net/socket.c:2752)
[  121.038111][ T3124]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  121.038283][ T3124]  ? copy_msghdr_from_user (net/socket.c:2603)
[  121.038445][ T3124]  __sys_sendmsg (net/socket.c:2784)
[  121.038585][ T3124]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  121.038723][ T3124]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  121.038898][ T3124]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  121.039042][ T3124]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  121.039182][ T3124]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  121.039329][ T3124]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  121.039473][ T3124]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  121.039613][ T3124]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  121.039786][ T3124] RIP: 0033:0x7f23bb39c08e
[  121.039932][ T3124] 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
[  121.040444][ T3124] RSP: 002b:00007ffc07de8ba0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  121.040653][ T3124] RAX: ffffffffffffffda RBX: 00007ffc07de9348 RCX: 00007f23bb39c08e
[  121.040859][ T3124] RDX: 0000000000000000 RSI: 00007ffc07de8c50 RDI: 0000000000000005
[  121.041069][ T3124] RBP: 00007ffc07de8bb0 R08: 0000000000000000 R09: 0000000000000000
[  121.041277][ T3124] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f2
[  121.041492][ T3124] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc07de9320
| [  121.043097][ T3124] ------------[ cut here ]------------
| [  121.043231][ T3124] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3124
| [  121.043512][ T3124] Modules linked in: vxlan
| [  121.043929][ T3124] Tainted: [W]=WARN
[  121.044037][ T3124] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  121.044212][ T3124] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  121.044399][ T3124] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  121.044898][ T3124] RSP: 0018:ffa0000005c46fd0 EFLAGS: 00010286
[  121.045076][ T3124] RAX: 00000000ffffffa6 RBX: ff11000013596580 RCX: 1ff4000000b88dc0
[  121.045282][ T3124] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001359663c
[  121.045499][ T3124] RBP: ff1100001c34a000 R08: 1fe22000026b2cc9 R09: ff1100001688d180
[  121.045704][ T3124] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  121.045910][ T3124] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001c34ae44
[  121.046125][ T3124] FS:  00007f23bb162840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  121.046374][ T3124] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  121.046553][ T3124] CR2: 000000002768ca28 CR3: 000000001c0e7003 CR4: 0000000000771ef0
[  121.046762][ T3124] PKRU: 55555554
[  121.046864][ T3124] Call Trace:
[  121.046971][ T3124]  <TASK>
[  121.047041][ T3124]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  121.047182][ T3124]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  121.047288][ T3124]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  121.047438][ T3124]  __dev_notify_flags (net/core/dev.c:9787)
[  121.047579][ T3124]  ? netif_change_name (net/core/dev.c:1495)
[  121.047721][ T3124]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[  121.047861][ T3124]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[  121.048006][ T3124]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[  121.048148][ T3124] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[  121.048289][ T3124]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[  121.048443][ T3124] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[  121.048583][ T3124]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[  121.048723][ T3124]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[  121.048860][ T3124]  ? nla_strscpy (lib/nlattr.c:795)
[  121.049003][ T3124]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[  121.049144][ T3124]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  121.049282][ T3124]  ? __dev_get_by_name (net/core/dev.c:883)
[  121.049430][ T3124]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  121.049576][ T3124]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  121.049717][ T3124]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  121.049856][ T3124]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  121.049993][ T3124]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  121.050130][ T3124]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  121.050270][ T3124]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  121.050417][ T3124]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  121.050561][ T3124]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  121.050700][ T3124]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  121.050838][ T3124]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  121.050977][ T3124]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  121.051113][ T3124]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  121.051248][ T3124]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  121.051394][ T3124]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  121.051536][ T3124]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  121.051675][ T3124]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  121.051810][ T3124]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  121.051950][ T3124]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  121.052090][ T3124]  ? 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))
[  121.052225][ T3124]  ? 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))
[  121.052372][ T3124]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  121.052517][ T3124]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  121.052654][ T3124]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  121.052793][ T3124]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  121.052932][ T3124]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  121.053075][ T3124]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  121.053217][ T3124]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  121.053362][ T3124]  ? copy_msghdr_from_user (net/socket.c:2635)
[  121.053508][ T3124]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  121.053677][ T3124]  ? move_addr_to_kernel (net/socket.c:258)
[  121.053816][ T3124]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  121.053955][ T3124]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  121.054094][ T3124]  ___sys_sendmsg (net/socket.c:2752)
[  121.054230][ T3124]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  121.054406][ T3124]  ? copy_msghdr_from_user (net/socket.c:2603)
[  121.054563][ T3124]  __sys_sendmsg (net/socket.c:2784)
[  121.054702][ T3124]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  121.054840][ T3124]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  121.055020][ T3124]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  121.055159][ T3124]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  121.055296][ T3124]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  121.055448][ T3124]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  121.055587][ T3124]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  121.055725][ T3124]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  121.055895][ T3124] RIP: 0033:0x7f23bb39c08e
[  121.056042][ T3124] 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
[  121.056552][ T3124] RSP: 002b:00007ffc07de8ba0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  121.056761][ T3124] RAX: ffffffffffffffda RBX: 00007ffc07de9348 RCX: 00007f23bb39c08e
[  121.056969][ T3124] RDX: 0000000000000000 RSI: 00007ffc07de8c50 RDI: 0000000000000005
[  121.057175][ T3124] RBP: 00007ffc07de8bb0 R08: 0000000000000000 R09: 0000000000000000
[  121.057386][ T3124] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f2
[  121.057598][ T3124] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc07de9320
| [  121.090602][ T3125] ------------[ cut here ]------------
| [  121.090739][ T3125] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3125
| [  121.090999][ T3125] Modules linked in: vxlan
| [  121.091407][ T3125] Tainted: [W]=WARN
[  121.091513][ T3125] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  121.091678][ T3125] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  121.091845][ T3125] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  121.092310][ T3125] RSP: 0018:ffa0000005c56ee0 EFLAGS: 00010286
[  121.092493][ T3125] RAX: 00000000ffffffa6 RBX: ff11000011e3c200 RCX: 1ff4000000b8ada2
[  121.092690][ T3125] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e3c2bc
[  121.092883][ T3125] RBP: ff1100001c34a000 R08: 1fe22000023c7859 R09: ff11000011f35158
[  121.093080][ T3125] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  121.093274][ T3125] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  121.093493][ T3125] FS:  00007fb657f2c840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  121.093721][ T3125] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  121.093884][ T3125] CR2: 00000000004ed250 CR3: 000000001c1cc006 CR4: 0000000000771ef0
[  121.094084][ T3125] PKRU: 55555554
[  121.094184][ T3125] Call Trace:
[  121.094282][ T3125]  <TASK>
[  121.094359][ T3125]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  121.094498][ T3125]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  121.094636][ T3125]  notifier_call_chain (kernel/notifier.c:85)
[  121.094775][ T3125]  __netdev_upper_dev_link (net/core/dev.c:8931)
[  121.094906][ T3125]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  121.095050][ T3125]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  121.095181][ T3125]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  121.095325][ T3125]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[  121.095464][ T3125]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[  121.095593][ T3125]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[  121.095722][ T3125]  ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:45)
[  121.095853][ T3125]  ? netdev_rx_handler_register (net/core/dev.c:5900)
[  121.095986][ T3125]  br_add_if (net/bridge/br_if.c:619)
[  121.096089][ T3125]  do_set_master (net/core/rtnetlink.c:3011)
[  121.096222][ T3125]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  121.096361][ T3125]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  121.096506][ T3125]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  121.096638][ T3125]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  121.096799][ T3125]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  121.096927][ T3125]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  121.097060][ T3125]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  121.097190][ T3125]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  121.097331][ T3125]  ? __kernel_text_address (kernel/extable.c:79)
[  121.097470][ T3125]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  121.097602][ T3125]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  121.097732][ T3125]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  121.097864][ T3125]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  121.097999][ T3125]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  121.098130][ T3125]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  121.098260][ T3125]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  121.098395][ T3125]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  121.098534][ T3125]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  121.098668][ T3125]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  121.098799][ T3125]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  121.098937][ T3125]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  121.099076][ T3125]  ? nla_get_range_signed (lib/nlattr.c:270)
[  121.099213][ T3125]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  121.099353][ T3125]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  121.099491][ T3125]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  121.099621][ T3125]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  121.099757][ T3125]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  121.099887][ T3125]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  121.100020][ T3125]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  121.100154][ T3125]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  121.100287][ T3125]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  121.100428][ T3125]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  121.100562][ T3125]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  121.100695][ T3125]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  121.100827][ T3125]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  121.100960][ T3125]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  121.101095][ T3125]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  121.101226][ T3125]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  121.101436][ T3125]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  121.101566][ T3125]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  121.101696][ T3125]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  121.101827][ T3125]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  121.101958][ T3125]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  121.102092][ T3125]  ? 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))
[  121.102220][ T3125]  ? 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))
[  121.102421][ T3125]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  121.102625][ T3125]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  121.102759][ T3125]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  121.102898][ T3125]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  121.103033][ T3125]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  121.103170][ T3125]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  121.103304][ T3125]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  121.103510][ T3125]  ? copy_msghdr_from_user (net/socket.c:2635)
[  121.103644][ T3125]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  121.103806][ T3125]  ? move_addr_to_kernel (net/socket.c:258)
[  121.103940][ T3125]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  121.104074][ T3125]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  121.104210][ T3125]  ___sys_sendmsg (net/socket.c:2752)
[  121.104496][ T3125]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  121.104662][ T3125]  ? copy_msghdr_from_user (net/socket.c:2603)
[  121.104805][ T3125]  __sys_sendmsg (net/socket.c:2784)
[  121.104941][ T3125]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  121.105074][ T3125]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  121.105241][ T3125]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  121.105446][ T3125]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  121.105578][ T3125]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  121.105710][ T3125]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  121.105842][ T3125]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  121.105977][ T3125]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  121.106140][ T3125] RIP: 0033:0x7fb65816608e
[  121.106277][ T3125] 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
[  121.106819][ T3125] RSP: 002b:00007ffe49727bf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  121.107018][ T3125] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb65816608e
[  121.107214][ T3125] RDX: 0000000000000000 RSI: 00007ffe49727ca0 RDI: 0000000000000005
[  121.107422][ T3125] RBP: 00007ffe49727c00 R08: 0000000000000000 R09: 0000000000000000
[  121.107620][ T3125] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f2
[  121.107814][ T3125] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe49728370
| [  121.109515][ T3125] ------------[ cut here ]------------
| [  121.109649][ T3125] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3125
| [  121.109915][ T3125] Modules linked in: vxlan
| [  121.110338][ T3125] Tainted: [W]=WARN
[  121.110447][ T3125] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  121.110620][ T3125] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  121.110797][ T3125] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  121.111286][ T3125] RSP: 0018:ffa0000005c56ea0 EFLAGS: 00010286
[  121.111470][ T3125] RAX: 00000000ffffffa6 RBX: ff11000012b0b1c0 RCX: 1ff4000000b8ad9a
[  121.111671][ T3125] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0b27c
[  121.111872][ T3125] RBP: ff1100001c34a000 R08: 1fe2200002561651 R09: ff11000011f35158
[  121.112075][ T3125] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000100
[  121.112281][ T3125] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001b7b1008
[  121.112496][ T3125] FS:  00007fb657f2c840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  121.112732][ T3125] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  121.112902][ T3125] CR2: 00000000004ed250 CR3: 000000001c1cc006 CR4: 0000000000771ef0
[  121.113112][ T3125] PKRU: 55555554
[  121.113214][ T3125] Call Trace:
[  121.113320][ T3125]  <TASK>
[  121.113390][ T3125]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  121.113533][ T3125]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  121.113637][ T3125]  __dev_notify_flags (net/core/dev.c:9787)
[  121.113775][ T3125]  ? netdev_notice (net/core/dev.c:13008)
[  121.113914][ T3125]  ? netif_change_name (net/core/dev.c:1495)
[  121.114062][ T3125]  ? dev_get_min_mp_channel_count (./include/net/netdev_lock.h:30 (discriminator 1))
[  121.114233][ T3125]  ? netif_disable_lro (net/core/dev.c:11098 net/core/dev.c:1830)
[  121.114375][ T3125]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  121.114522][ T3125]  __dev_set_promiscuity (net/core/dev.c:9630)
[  121.114661][ T3125]  netif_set_promiscuity (net/core/dev.c:9639)
[  121.114799][ T3125]  dev_set_promiscuity (net/core/dev_api.c:288)
[  121.114937][ T3125]  br_port_set_promisc (net/bridge/br_if.c:108)
[  121.115080][ T3125]  br_manage_promisc (net/bridge/br_if.c:174)
[  121.115218][ T3125]  br_add_if (net/bridge/br_if.c:242 net/bridge/br_if.c:627)
[  121.115332][ T3125]  do_set_master (net/core/rtnetlink.c:3011)
[  121.115478][ T3125]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  121.115622][ T3125]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  121.115762][ T3125]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  121.115900][ T3125]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  121.116076][ T3125]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  121.116214][ T3125]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  121.116354][ T3125]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  121.116494][ T3125]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  121.116635][ T3125]  ? __kernel_text_address (kernel/extable.c:79)
[  121.116771][ T3125]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  121.116911][ T3125]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  121.117052][ T3125]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  121.117190][ T3125]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  121.117331][ T3125]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  121.117473][ T3125]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  121.117610][ T3125]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  121.117746][ T3125]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  121.117884][ T3125]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  121.118024][ T3125]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  121.118163][ T3125]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  121.118302][ T3125]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  121.118449][ T3125]  ? nla_get_range_signed (lib/nlattr.c:270)
[  121.118590][ T3125]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  121.118728][ T3125]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  121.118865][ T3125]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  121.119003][ T3125]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  121.119139][ T3125]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  121.119278][ T3125]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  121.119427][ T3125]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  121.119565][ T3125]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  121.119701][ T3125]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  121.119836][ T3125]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  121.119974][ T3125]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  121.120111][ T3125]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  121.120256][ T3125]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  121.120400][ T3125]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  121.120544][ T3125]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  121.120678][ T3125]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  121.120815][ T3125]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  121.120953][ T3125]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  121.121091][ T3125]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  121.121226][ T3125]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  121.121368][ T3125]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  121.121513][ T3125]  ? 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))
[  121.121649][ T3125]  ? 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))
[  121.121786][ T3125]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  121.121924][ T3125]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  121.122063][ T3125]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  121.122201][ T3125]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  121.122345][ T3125]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  121.122493][ T3125]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  121.122630][ T3125]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  121.122770][ T3125]  ? copy_msghdr_from_user (net/socket.c:2635)
[  121.122906][ T3125]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  121.123078][ T3125]  ? move_addr_to_kernel (net/socket.c:258)
[  121.123217][ T3125]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  121.123357][ T3125]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  121.123503][ T3125]  ___sys_sendmsg (net/socket.c:2752)
[  121.123639][ T3125]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  121.123807][ T3125]  ? copy_msghdr_from_user (net/socket.c:2603)
[  121.123959][ T3125]  __sys_sendmsg (net/socket.c:2784)
[  121.124095][ T3125]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  121.124234][ T3125]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  121.124417][ T3125]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  121.124555][ T3125]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  121.124691][ T3125]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  121.124828][ T3125]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  121.124966][ T3125]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  121.125104][ T3125]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  121.125278][ T3125] RIP: 0033:0x7fb65816608e
[  121.125428][ T3125] 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
[  121.125915][ T3125] RSP: 002b:00007ffe49727bf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  121.126124][ T3125] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb65816608e
[  121.126329][ T3125] RDX: 0000000000000000 RSI: 00007ffe49727ca0 RDI: 0000000000000005
[  121.126539][ T3125] RBP: 00007ffe49727c00 R08: 0000000000000000 R09: 0000000000000000
[  121.126741][ T3125] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f2
[  121.126946][ T3125] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe49728370
| [  121.128728][ T3125] ------------[ cut here ]------------
| [  121.128858][ T3125] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3125
| [  121.129118][ T3125] Modules linked in: vxlan
| [  121.129538][ T3125] Tainted: [W]=WARN
[  121.129639][ T3125] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  121.129810][ T3125] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  121.129986][ T3125] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  121.131119][ T3125] RSP: 0018:ffa0000005c56e20 EFLAGS: 00010286
[  121.131288][ T3125] RAX: 00000000ffffffa6 RBX: ff11000012b0b000 RCX: 1ff4000000b8ad8a
[  121.131549][ T3125] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0b0bc
[  121.131745][ T3125] RBP: ff1100001c1fa000 R08: 1fe2200002561619 R09: ff11000011f35158
[  121.131948][ T3125] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  121.132146][ T3125] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  121.132402][ T3125] FS:  00007fb657f2c840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  121.132640][ T3125] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  121.132805][ T3125] CR2: 00000000004ed250 CR3: 000000001c1cc006 CR4: 0000000000771ef0
[  121.133005][ T3125] PKRU: 55555554
[  121.133104][ T3125] Call Trace:
[  121.133202][ T3125]  <TASK>
[  121.133332][ T3125]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  121.133473][ T3125]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  121.133605][ T3125]  notifier_call_chain (kernel/notifier.c:85)
[  121.133739][ T3125]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[  121.133874][ T3125]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[  121.134009][ T3125]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  121.134141][ T3125]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  121.134275][ T3125]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[  121.134502][ T3125]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  121.134634][ T3125]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6))
[  121.134798][ T3125]  netif_set_mtu (net/core/dev.c:9910)
[  121.134931][ T3125]  ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2))
[  121.135071][ T3125]  ? br_get_link_af_size_filtered (./include/linux/rcupdate.h:871 net/bridge/br_netlink.c:114)
[  121.135237][ T3125]  dev_set_mtu (net/core/dev_api.c:249)
[  121.135398][ T3125]  br_mtu_auto_adjust (net/bridge/br_if.c:525 (discriminator 1) net/bridge/br_if.c:514 (discriminator 1))
[  121.135535][ T3125]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[  121.135668][ T3125]  br_add_if (net/bridge/br_if.c:681)
[  121.135772][ T3125]  do_set_master (net/core/rtnetlink.c:3011)
[  121.135904][ T3125]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  121.136045][ T3125]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  121.136181][ T3125]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  121.136372][ T3125]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  121.136542][ T3125]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  121.136673][ T3125]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  121.136805][ T3125]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  121.136937][ T3125]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  121.137074][ T3125]  ? __kernel_text_address (kernel/extable.c:79)
[  121.137208][ T3125]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  121.137402][ T3125]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  121.137541][ T3125]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  121.137680][ T3125]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  121.137816][ T3125]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  121.137950][ T3125]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  121.138084][ T3125]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  121.138215][ T3125]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  121.138405][ T3125]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  121.138544][ T3125]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  121.138676][ T3125]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  121.138811][ T3125]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  121.138952][ T3125]  ? nla_get_range_signed (lib/nlattr.c:270)
[  121.139088][ T3125]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  121.139224][ T3125]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  121.139422][ T3125]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  121.139554][ T3125]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  121.139687][ T3125]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  121.139819][ T3125]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  121.139954][ T3125]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  121.140089][ T3125]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  121.140225][ T3125]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  121.140422][ T3125]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  121.140557][ T3125]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  121.140691][ T3125]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  121.140825][ T3125]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  121.140956][ T3125]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  121.141089][ T3125]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  121.141221][ T3125]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  121.141419][ T3125]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  121.141551][ T3125]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  121.141683][ T3125]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  121.141816][ T3125]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  121.141952][ T3125]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  121.142088][ T3125]  ? 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))
[  121.142226][ T3125]  ? 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))
[  121.142424][ T3125]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  121.142557][ T3125]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  121.142690][ T3125]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  121.142828][ T3125]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  121.142964][ T3125]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  121.143098][ T3125]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  121.143233][ T3125]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  121.143429][ T3125]  ? copy_msghdr_from_user (net/socket.c:2635)
[  121.143565][ T3125]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  121.143741][ T3125]  ? move_addr_to_kernel (net/socket.c:258)
[  121.143874][ T3125]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  121.144010][ T3125]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  121.144145][ T3125]  ___sys_sendmsg (net/socket.c:2752)
[  121.144277][ T3125]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  121.144507][ T3125]  ? copy_msghdr_from_user (net/socket.c:2603)
[  121.144656][ T3125]  __sys_sendmsg (net/socket.c:2784)
[  121.144789][ T3125]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  121.144922][ T3125]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  121.145097][ T3125]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  121.145235][ T3125]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  121.145439][ T3125]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  121.145572][ T3125]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  121.145707][ T3125]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  121.145840][ T3125]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  121.146008][ T3125] RIP: 0033:0x7fb65816608e
[  121.146149][ T3125] 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
[  121.146693][ T3125] RSP: 002b:00007ffe49727bf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  121.146892][ T3125] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb65816608e
[  121.147093][ T3125] RDX: 0000000000000000 RSI: 00007ffe49727ca0 RDI: 0000000000000005
[  121.147295][ T3125] RBP: 00007ffe49727c00 R08: 0000000000000000 R09: 0000000000000000
[  121.147557][ T3125] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f2
[  121.147760][ T3125] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe49728370
| [  121.155761][ T3125] ------------[ cut here ]------------
| [  121.155912][ T3125] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3125
| [  121.156177][ T3125] Modules linked in: vxlan
| [  121.156591][ T3125] Tainted: [W]=WARN
[  121.156690][ T3125] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  121.156851][ T3125] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  121.157023][ T3125] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  121.157495][ T3125] RSP: 0018:ffa0000005c56f78 EFLAGS: 00010286
[  121.157660][ T3125] RAX: 00000000ffffffa6 RBX: ff1100001311d540 RCX: 1ff4000000b8adb5
[  121.157861][ T3125] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001311d5fc
[  121.158059][ T3125] RBP: ff1100001c1fa000 R08: 1fe2200002623ac1 R09: ff11000011f35158
[  121.158257][ T3125] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  121.158460][ T3125] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[  121.158655][ T3125] FS:  00007fb657f2c840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  121.158889][ T3125] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  121.159056][ T3125] CR2: 00007fb6583c5668 CR3: 000000001c1cc005 CR4: 0000000000771ef0
[  121.159253][ T3125] PKRU: 55555554
[  121.159357][ T3125] Call Trace:
[  121.159462][ T3125]  <TASK>
[  121.159530][ T3125]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  121.159661][ T3125]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  121.159796][ T3125]  notifier_call_chain (kernel/notifier.c:85)
[  121.159928][ T3125]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[  121.160098][ T3125]  ? br_get_link_af_size_filtered (./include/linux/rcupdate.h:871 net/bridge/br_netlink.c:114)
[  121.160259][ T3125]  ? netdev_change_features (net/core/dev.c:11117)
[  121.160394][ T3125]  ? br_opt_toggle (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 net/bridge/br.c:402)
[  121.160533][ T3125]  br_add_if (net/bridge/br_if.c:683)
[  121.160635][ T3125]  do_set_master (net/core/rtnetlink.c:3011)
[  121.160765][ T3125]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  121.160902][ T3125]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  121.161039][ T3125]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  121.161172][ T3125]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  121.161340][ T3125]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  121.161476][ T3125]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  121.161606][ T3125]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  121.161737][ T3125]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  121.161867][ T3125]  ? __kernel_text_address (kernel/extable.c:79)
[  121.162003][ T3125]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  121.162142][ T3125]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  121.162273][ T3125]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  121.162417][ T3125]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  121.162548][ T3125]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  121.162680][ T3125]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  121.162816][ T3125]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  121.162953][ T3125]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  121.163088][ T3125]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  121.163217][ T3125]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  121.163353][ T3125]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  121.163492][ T3125]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  121.163623][ T3125]  ? nla_get_range_signed (lib/nlattr.c:270)
[  121.163756][ T3125]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  121.163890][ T3125]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  121.164026][ T3125]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  121.164156][ T3125]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  121.164287][ T3125]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  121.164429][ T3125]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  121.164561][ T3125]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  121.164695][ T3125]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  121.164825][ T3125]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  121.164956][ T3125]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  121.165088][ T3125]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  121.165219][ T3125]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  121.165356][ T3125]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  121.165493][ T3125]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  121.165629][ T3125]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  121.165759][ T3125]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  121.165891][ T3125]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  121.166026][ T3125]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  121.166157][ T3125]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  121.166287][ T3125]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  121.166430][ T3125]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  121.166564][ T3125]  ? 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))
[  121.166693][ T3125]  ? 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))
[  121.166825][ T3125]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  121.166957][ T3125]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  121.167089][ T3125]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  121.167221][ T3125]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  121.167360][ T3125]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  121.167498][ T3125]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  121.167629][ T3125]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  121.167765][ T3125]  ? copy_msghdr_from_user (net/socket.c:2635)
[  121.167895][ T3125]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  121.168061][ T3125]  ? move_addr_to_kernel (net/socket.c:258)
[  121.168190][ T3125]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  121.168325][ T3125]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  121.168460][ T3125]  ___sys_sendmsg (net/socket.c:2752)
[  121.168590][ T3125]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  121.168751][ T3125]  ? copy_msghdr_from_user (net/socket.c:2603)
[  121.168901][ T3125]  __sys_sendmsg (net/socket.c:2784)
[  121.169038][ T3125]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  121.169168][ T3125]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  121.169340][ T3125]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  121.169476][ T3125]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  121.169609][ T3125]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  121.169739][ T3125]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  121.169869][ T3125]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  121.170004][ T3125]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  121.170171][ T3125] RIP: 0033:0x7fb65816608e
[  121.170309][ T3125] 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
[  121.170790][ T3125] RSP: 002b:00007ffe49727bf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  121.170990][ T3125] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb65816608e
[  121.171183][ T3125] RDX: 0000000000000000 RSI: 00007ffe49727ca0 RDI: 0000000000000005
[  121.171384][ T3125] RBP: 00007ffe49727c00 R08: 0000000000000000 R09: 0000000000000000
[  121.171583][ T3125] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f2
[  121.171776][ T3125] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe49728370
| [  121.217130][ T3126] ------------[ cut here ]------------
| [  121.217884][ T3126] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3126
| [  121.218369][ T3126] Modules linked in: vxlan
| [  121.219117][ T3126] Tainted: [W]=WARN
[  121.219347][ T3126] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  121.219683][ T3126] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  121.220014][ T3126] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  121.220846][ T3126] RSP: 0018:ffa0000005c67020 EFLAGS: 00010286
[  121.221167][ T3126] RAX: 00000000ffffffa6 RBX: ff1100001472a900 RCX: 1ff4000000b8cdca
[  121.221560][ T3126] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001472a9bc
[  121.221929][ T3126] RBP: ff1100001c34a000 R08: 1fe22000028e5539 R09: ff1100001082ae58
[  121.222301][ T3126] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[  121.222690][ T3126] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  121.223064][ T3126] FS:  00007f6d24cff840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  121.223523][ T3126] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  121.223842][ T3126] CR2: 00000000254c9988 CR3: 000000001a585003 CR4: 0000000000771ef0
[  121.224203][ T3126] PKRU: 55555554
[  121.224443][ T3126] Call Trace:
[  121.224656][ T3126]  <TASK>
[  121.224822][ T3126]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  121.225092][ T3126]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  121.225308][ T3126]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  121.225601][ T3126]  __dev_notify_flags (net/core/dev.c:9787)
[  121.225872][ T3126]  ? netif_change_name (net/core/dev.c:1495)
[  121.226143][ T3126]  ? __dev_change_flags (net/core/dev.c:9752)
[  121.226437][ T3126]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[  121.226703][ T3126]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  121.226970][ T3126]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  121.227244][ T3126]  netif_change_flags (net/core/dev.c:9820)
[  121.227537][ T3126]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  121.227808][ T3126]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[  121.228078][ T3126]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  121.228367][ T3126]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  121.228694][ T3126]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  121.228960][ T3126]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  121.229219][ T3126]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  121.229510][ T3126]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  121.229782][ T3126]  ? __kernel_text_address (kernel/extable.c:79)
[  121.230049][ T3126]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  121.230338][ T3126]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  121.230615][ T3126]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  121.230886][ T3126]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  121.231153][ T3126]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  121.231445][ T3126]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  121.231717][ T3126]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  121.231985][ T3126]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  121.232254][ T3126]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  121.232547][ T3126]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  121.232818][ T3126]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  121.233089][ T3126]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  121.233378][ T3126]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  121.233666][ T3126]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  121.233945][ T3126]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  121.234211][ T3126]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  121.234505][ T3126]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  121.234773][ T3126]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  121.235038][ T3126]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  121.235356][ T3126]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  121.235633][ T3126]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  121.235904][ T3126]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  121.236178][ T3126]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  121.236474][ T3126]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  121.236744][ T3126]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  121.237011][ T3126]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  121.237278][ T3126]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  121.237570][ T3126]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  121.237842][ T3126]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  121.238098][ T3126]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  121.238382][ T3126]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  121.238664][ T3126]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  121.238933][ T3126]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  121.239208][ T3126]  ? 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))
[  121.239494][ T3126]  ? 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))
[  121.239767][ T3126]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  121.240039][ T3126]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  121.240332][ T3126]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  121.240615][ T3126]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  121.240889][ T3126]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  121.241156][ T3126]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  121.241450][ T3126]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  121.241720][ T3126]  ? copy_msghdr_from_user (net/socket.c:2635)
[  121.241987][ T3126]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  121.242309][ T3126]  ? move_addr_to_kernel (net/socket.c:258)
[  121.242610][ T3126]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  121.242884][ T3126]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  121.243140][ T3126]  ___sys_sendmsg (net/socket.c:2752)
[  121.243434][ T3126]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  121.243758][ T3126]  ? copy_msghdr_from_user (net/socket.c:2603)
[  121.244050][ T3126]  __sys_sendmsg (net/socket.c:2784)
[  121.244341][ T3126]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  121.244619][ T3126]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  121.244947][ T3126]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  121.245219][ T3126]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  121.245520][ T3126]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  121.245791][ T3126]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  121.246060][ T3126]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  121.246348][ T3126]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  121.246681][ T3126] RIP: 0033:0x7f6d24f3908e
[  121.246962][ T3126] 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
[  121.247778][ T3126] RSP: 002b:00007ffde36e9410 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  121.248164][ T3126] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f6d24f3908e
[  121.248566][ T3126] RDX: 0000000000000000 RSI: 00007ffde36e94c0 RDI: 0000000000000005
[  121.248941][ T3126] RBP: 00007ffde36e9420 R08: 0000000000000000 R09: 0000000000000000
[  121.249331][ T3126] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f2
[  121.249712][ T3126] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffde36e9b90
| [  121.535942][ T3147] ------------[ cut here ]------------
| [  121.536113][ T3147] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3147
| [  121.536392][ T3147] Modules linked in: vxlan
| [  121.536816][ T3147] Tainted: [W]=WARN
[  121.536920][ T3147] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  121.537093][ T3147] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  121.537276][ T3147] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  121.537771][ T3147] RSP: 0018:ffa0000005cb7090 EFLAGS: 00010286
[  121.537945][ T3147] RAX: 00000000ffffffa6 RBX: ff110000141aac80 RCX: 1ff4000000b96dd8
[  121.538151][ T3147] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000141aad3c
[  121.539111][ T3147] RBP: ff11000016d1c000 R08: 1fe22000028355a9 R09: ff1100001bf55180
[  121.539359][ T3147] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  121.539573][ T3147] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  121.539776][ T3147] FS:  00007fbe72c3f840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  121.540027][ T3147] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  121.540197][ T3147] CR2: 00007fbe72e38460 CR3: 000000001667e002 CR4: 0000000000771ef0
[  121.540406][ T3147] PKRU: 55555554
[  121.540518][ T3147] Call Trace:
[  121.540620][ T3147]  <TASK>
[  121.540691][ T3147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  121.540832][ T3147]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  121.540976][ T3147]  notifier_call_chain (kernel/notifier.c:85)
[  121.541120][ T3147]  __netdev_upper_dev_link (net/core/dev.c:8931)
[  121.541258][ T3147]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  121.541401][ T3147]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[  121.541546][ T3147]  netdev_upper_dev_link (net/core/dev.c:8972)
[  121.541681][ T3147]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[  121.541819][ T3147]  register_vlan_dev (net/8021q/vlan.c:183)
[  121.541962][ T3147]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  121.542103][ T3147]  vlan_newlink (net/8021q/vlan_netlink.c:194)
[  121.542237][ T3147]  ? nla_strscpy (lib/nlattr.c:795)
[  121.542382][ T3147]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[  121.542527][ T3147]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  121.542661][ T3147]  ? __dev_get_by_name (net/core/dev.c:883)
[  121.542799][ T3147]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  121.542943][ T3147]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  121.543084][ T3147]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  121.543221][ T3147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  121.543363][ T3147]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  121.543505][ T3147]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  121.543640][ T3147]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  121.543774][ T3147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  121.543916][ T3147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  121.544054][ T3147]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  121.544190][ T3147]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  121.544331][ T3147]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  121.544476][ T3147]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  121.544611][ T3147]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  121.544751][ T3147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  121.544885][ T3147]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  121.545022][ T3147]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  121.545159][ T3147]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  121.545295][ T3147]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  121.545445][ T3147]  ? 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))
[  121.545581][ T3147]  ? 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))
[  121.545718][ T3147]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  121.545854][ T3147]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  121.545996][ T3147]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  121.546137][ T3147]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  121.546275][ T3147]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  121.546424][ T3147]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  121.546565][ T3147]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  121.546705][ T3147]  ? copy_msghdr_from_user (net/socket.c:2635)
[  121.546840][ T3147]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  121.547010][ T3147]  ? move_addr_to_kernel (net/socket.c:258)
[  121.547154][ T3147]  ___sys_sendmsg (net/socket.c:2752)
[  121.547291][ T3147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  121.547442][ T3147]  ? copy_msghdr_from_user (net/socket.c:2603)
[  121.547587][ T3147]  ? 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))
[  121.547724][ T3147]  __sys_sendmsg (net/socket.c:2784)
[  121.547858][ T3147]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  121.547999][ T3147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  121.548133][ T3147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  121.548270][ T3147]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  121.548416][ T3147]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  121.548555][ T3147]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  121.548691][ T3147]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  121.548863][ T3147] RIP: 0033:0x7fbe72e7908e
[  121.549011][ T3147] 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
[  121.549512][ T3147] RSP: 002b:00007ffe7b54e250 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  121.549721][ T3147] RAX: ffffffffffffffda RBX: 00007ffe7b54ea10 RCX: 00007fbe72e7908e
[  121.549927][ T3147] RDX: 0000000000000000 RSI: 00007ffe7b54e300 RDI: 0000000000000005
[  121.550134][ T3147] RBP: 00007ffe7b54e260 R08: 0000000000000000 R09: 0000000000000000
[  121.550344][ T3147] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f2
[  121.550557][ T3147] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe7b54e9d0
| [  121.552206][ T3147] ------------[ cut here ]------------
| [  121.552350][ T3147] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3147
| [  121.552617][ T3147] Modules linked in: vxlan
| [  121.553021][ T3147] Tainted: [W]=WARN
[  121.553123][ T3147] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  121.553298][ T3147] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  121.554099][ T3147] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  121.554603][ T3147] RSP: 0018:ffa0000005cb71b0 EFLAGS: 00010286
[  121.554775][ T3147] RAX: 00000000ffffffa6 RBX: ff110000141ab380 RCX: 1ff4000000b96dfc
[  121.554980][ T3147] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000141ab43c
[  121.555180][ T3147] RBP: ff11000011c5c000 R08: 1fe2200002835689 R09: ff1100001bf55180
[  121.555383][ T3147] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  121.555591][ T3147] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab76b3a0
[  121.555792][ T3147] FS:  00007fbe72c3f840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  121.556026][ T3147] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  121.556190][ T3147] CR2: 00007fbe72e38460 CR3: 000000001667e002 CR4: 0000000000771ef0
[  121.556395][ T3147] PKRU: 55555554
[  121.556503][ T3147] Call Trace:
[  121.556602][ T3147]  <TASK>
[  121.556670][ T3147]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  121.556803][ T3147]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  121.556935][ T3147]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  121.557039][ T3147]  __dev_notify_flags (net/core/dev.c:9787)
[  121.557172][ T3147]  ? netdev_update_features (net/core/dev.c:11098)
[  121.557304][ T3147]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[  121.557486][ T3147]  ? netif_change_name (net/core/dev.c:1495)
[  121.557617][ T3147]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  121.557748][ T3147]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[  121.557887][ T3147]  ? register_vlan_dev (net/8021q/vlan.c:196)
[  121.558021][ T3147]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  121.558153][ T3147]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[  121.558286][ T3147]  ? nla_strscpy (lib/nlattr.c:795)
[  121.558430][ T3147]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[  121.558565][ T3147]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  121.558698][ T3147]  ? __dev_get_by_name (net/core/dev.c:883)
[  121.558832][ T3147]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  121.558975][ T3147]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  121.559114][ T3147]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  121.559250][ T3147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  121.559392][ T3147]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  121.559529][ T3147]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  121.559661][ T3147]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  121.559793][ T3147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  121.559930][ T3147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  121.560065][ T3147]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  121.560202][ T3147]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  121.560344][ T3147]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  121.560480][ T3147]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  121.560610][ T3147]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  121.560742][ T3147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  121.560873][ T3147]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  121.561009][ T3147]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  121.561148][ T3147]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  121.561281][ T3147]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  121.561431][ T3147]  ? 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))
[  121.561564][ T3147]  ? 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))
[  121.561699][ T3147]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  121.561833][ T3147]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  121.561971][ T3147]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  121.562106][ T3147]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  121.562242][ T3147]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  121.562384][ T3147]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  121.562524][ T3147]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  121.562658][ T3147]  ? copy_msghdr_from_user (net/socket.c:2635)
[  121.562792][ T3147]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  121.562959][ T3147]  ? move_addr_to_kernel (net/socket.c:258)
[  121.563098][ T3147]  ___sys_sendmsg (net/socket.c:2752)
[  121.563230][ T3147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  121.563366][ T3147]  ? copy_msghdr_from_user (net/socket.c:2603)
[  121.563516][ T3147]  ? 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))
[  121.563650][ T3147]  __sys_sendmsg (net/socket.c:2784)
[  121.563789][ T3147]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  121.563925][ T3147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  121.564064][ T3147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  121.564199][ T3147]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  121.564338][ T3147]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  121.564480][ T3147]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  121.564615][ T3147]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  121.564784][ T3147] RIP: 0033:0x7fbe72e7908e
[  121.564924][ T3147] 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
[  121.565414][ T3147] RSP: 002b:00007ffe7b54e250 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  121.565617][ T3147] RAX: ffffffffffffffda RBX: 00007ffe7b54ea10 RCX: 00007fbe72e7908e
[  121.565815][ T3147] RDX: 0000000000000000 RSI: 00007ffe7b54e300 RDI: 0000000000000005
[  121.566018][ T3147] RBP: 00007ffe7b54e260 R08: 0000000000000000 R09: 0000000000000000
[  121.566221][ T3147] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f2
[  121.566434][ T3147] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe7b54e9d0
| [  121.658522][ T3149] ------------[ cut here ]------------
| [  121.658678][ T3149] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3149
| [  121.658940][ T3149] Modules linked in: vxlan
| [  121.659353][ T3149] Tainted: [W]=WARN
[  121.659455][ T3149] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  121.659617][ T3149] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  121.659787][ T3149] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  121.660263][ T3149] RSP: 0018:ffa0000005b87020 EFLAGS: 00010286
[  121.660441][ T3149] RAX: 00000000ffffffa6 RBX: ff11000005665540 RCX: 1ff4000000b70dca
[  121.660640][ T3149] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000056655fc
[  121.660837][ T3149] RBP: ff11000011c5c000 R08: 1fe2200000accac1 R09: ff1100001bf8ae58
[  121.661033][ T3149] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[  121.661226][ T3149] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  121.661431][ T3149] FS:  00007f828e6e0840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  121.661660][ T3149] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  121.661824][ T3149] CR2: 00007f828e9b01a0 CR3: 000000001c11b005 CR4: 0000000000771ef0
[  121.662023][ T3149] PKRU: 55555554
[  121.662121][ T3149] Call Trace:
[  121.662217][ T3149]  <TASK>
[  121.662285][ T3149]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[  121.662429][ T3149]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  121.662562][ T3149]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  121.662664][ T3149]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  121.662792][ T3149]  __dev_notify_flags (net/core/dev.c:9787)
[  121.662924][ T3149]  ? netif_change_name (net/core/dev.c:1495)
[  121.663056][ T3149]  ? __dev_change_flags (net/core/dev.c:9752)
[  121.663185][ T3149]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[  121.663320][ T3149]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  121.663455][ T3149]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  121.663589][ T3149]  netif_change_flags (net/core/dev.c:9820)
[  121.663720][ T3149]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  121.663849][ T3149]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[  121.663985][ T3149]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  121.664120][ T3149]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  121.664284][ T3149]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  121.664496][ T3149]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  121.664628][ T3149]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  121.664757][ T3149]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  121.664888][ T3149]  ? __kernel_text_address (kernel/extable.c:79)
[  121.665021][ T3149]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  121.665151][ T3149]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  121.665282][ T3149]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  121.665509][ T3149]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  121.665639][ T3149]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  121.665768][ T3149]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  121.665896][ T3149]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  121.666032][ T3149]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  121.666169][ T3149]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  121.666302][ T3149]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  121.666524][ T3149]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  121.666658][ T3149]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  121.666790][ T3149]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  121.666923][ T3149]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  121.667058][ T3149]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  121.667186][ T3149]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  121.667404][ T3149]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  121.667541][ T3149]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  121.667675][ T3149]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  121.667813][ T3149]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  121.667944][ T3149]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  121.668074][ T3149]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  121.668206][ T3149]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  121.668423][ T3149]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  121.668553][ T3149]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  121.668685][ T3149]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  121.668814][ T3149]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  121.668948][ T3149]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  121.669082][ T3149]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  121.669218][ T3149]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  121.669428][ T3149]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  121.669558][ T3149]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  121.669688][ T3149]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  121.669824][ T3149]  ? 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))
[  121.669954][ T3149]  ? 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))
[  121.670086][ T3149]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  121.670220][ T3149]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  121.670389][ T3149]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  121.670526][ T3149]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  121.670658][ T3149]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  121.670791][ T3149]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  121.670923][ T3149]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  121.671060][ T3149]  ? copy_msghdr_from_user (net/socket.c:2635)
[  121.671191][ T3149]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  121.671356][ T3149]  ? move_addr_to_kernel (net/socket.c:258)
[  121.671489][ T3149]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  121.671623][ T3149]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  121.671760][ T3149]  ___sys_sendmsg (net/socket.c:2752)
[  121.671896][ T3149]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  121.672068][ T3149]  ? copy_msghdr_from_user (net/socket.c:2603)
[  121.672209][ T3149]  __sys_sendmsg (net/socket.c:2784)
[  121.672348][ T3149]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  121.672484][ T3149]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  121.672653][ T3149]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  121.672785][ T3149]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  121.672916][ T3149]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  121.673052][ T3149]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  121.673182][ T3149]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  121.673311][ T3149]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  121.673482][ T3149] RIP: 0033:0x7f828e91a08e
[  121.673619][ T3149] 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
[  121.674086][ T3149] RSP: 002b:00007fffaf2da380 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  121.674278][ T3149] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f828e91a08e
[  121.674483][ T3149] RDX: 0000000000000000 RSI: 00007fffaf2da430 RDI: 0000000000000005
[  121.674675][ T3149] RBP: 00007fffaf2da390 R08: 0000000000000000 R09: 0000000000000000
[  121.674868][ T3149] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f2
[  121.675063][ T3149] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffaf2dab00
| [  121.716762][ T3150] ------------[ cut here ]------------
| [  121.716929][ T3150] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3150
| [  121.717213][ T3150] Modules linked in: vxlan
| [  121.717658][ T3150] Tainted: [W]=WARN
[  121.717763][ T3150] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  121.717938][ T3150] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  121.718122][ T3150] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  121.718629][ T3150] RSP: 0018:ffa0000005cd6f70 EFLAGS: 00010286
[  121.718804][ T3150] RAX: 00000000ffffffa6 RBX: ff11000005a15a80 RCX: 1ff4000000b9adb4
[  121.719016][ T3150] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005a15b3c
[  121.719223][ T3150] RBP: ff11000008291000 R08: 1fe2200000b42b69 R09: ff1100001bf8d180
[  121.719440][ T3150] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  121.719650][ T3150] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  121.719859][ T3150] FS:  00007fa81b67d840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  121.720106][ T3150] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  121.720282][ T3150] CR2: 000000002c3eca28 CR3: 000000001b329001 CR4: 0000000000771ef0
[  121.720506][ T3150] PKRU: 55555554
[  121.720610][ T3150] Call Trace:
[  121.720715][ T3150]  <TASK>
[  121.720788][ T3150]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  121.720931][ T3150]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  121.721082][ T3150]  notifier_call_chain (kernel/notifier.c:85)
[  121.721225][ T3150]  __netdev_upper_dev_link (net/core/dev.c:8931)
[  121.721372][ T3150]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  121.721522][ T3150]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[  121.721663][ T3150]  netdev_upper_dev_link (net/core/dev.c:8972)
[  121.721801][ T3150]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[  121.721948][ T3150] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[  121.722093][ T3150]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[  121.722236][ T3150] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[  121.722386][ T3150]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[  121.722535][ T3150]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[  121.722675][ T3150]  ? nla_strscpy (lib/nlattr.c:795)
[  121.722817][ T3150]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[  121.722964][ T3150]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  121.723106][ T3150]  ? __dev_get_by_name (net/core/dev.c:883)
[  121.723249][ T3150]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  121.723403][ T3150]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  121.723555][ T3150]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  121.723698][ T3150]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  121.723839][ T3150]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  121.723984][ T3150]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  121.724125][ T3150]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  121.724267][ T3150]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  121.724426][ T3150]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  121.724567][ T3150]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  121.724709][ T3150]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  121.724851][ T3150]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  121.724994][ T3150]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  121.725134][ T3150]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  121.725280][ T3150]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  121.725430][ T3150]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  121.725574][ T3150]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  121.725715][ T3150]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  121.725855][ T3150]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  121.726003][ T3150]  ? 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))
[  121.726144][ T3150]  ? 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))
[  121.726287][ T3150]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  121.726441][ T3150]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  121.726583][ T3150]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  121.726726][ T3150]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  121.726868][ T3150]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  121.727013][ T3150]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  121.727155][ T3150]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  121.727296][ T3150]  ? copy_msghdr_from_user (net/socket.c:2635)
[  121.727450][ T3150]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  121.727625][ T3150]  ? move_addr_to_kernel (net/socket.c:258)
[  121.727768][ T3150]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  121.727910][ T3150]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  121.728056][ T3150]  ___sys_sendmsg (net/socket.c:2752)
[  121.728195][ T3150]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  121.728378][ T3150]  ? copy_msghdr_from_user (net/socket.c:2603)
[  121.728540][ T3150]  __sys_sendmsg (net/socket.c:2784)
[  121.728681][ T3150]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  121.728823][ T3150]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  121.729005][ T3150]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  121.729147][ T3150]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  121.729288][ T3150]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  121.729440][ T3150]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  121.729582][ T3150]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  121.729722][ T3150]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  121.729897][ T3150] RIP: 0033:0x7fa81b8b708e
[  121.730048][ T3150] 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
[  121.730560][ T3150] RSP: 002b:00007ffcfe418ca0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  121.730771][ T3150] RAX: ffffffffffffffda RBX: 00007ffcfe419448 RCX: 00007fa81b8b708e
[  121.730984][ T3150] RDX: 0000000000000000 RSI: 00007ffcfe418d50 RDI: 0000000000000005
[  121.731193][ T3150] RBP: 00007ffcfe418cb0 R08: 0000000000000000 R09: 0000000000000000
[  121.731414][ T3150] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f2
[  121.731626][ T3150] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcfe419420
| [  121.733273][ T3150] ------------[ cut here ]------------
| [  121.733423][ T3150] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3150
| [  121.733695][ T3150] Modules linked in: vxlan
| [  121.734126][ T3150] Tainted: [W]=WARN
[  121.734232][ T3150] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  121.734429][ T3150] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  121.734616][ T3150] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  121.735119][ T3150] RSP: 0018:ffa0000005cd6fd0 EFLAGS: 00010286
[  121.735294][ T3150] RAX: 00000000ffffffa6 RBX: ff11000005a14740 RCX: 1ff4000000b9adc0
[  121.735525][ T3150] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005a147fc
[  121.735735][ T3150] RBP: ff1100001c3b2000 R08: 1fe2200000b42901 R09: ff1100001bf8d180
[  121.735948][ T3150] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  121.736156][ T3150] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001c3b2e44
[  121.736375][ T3150] FS:  00007fa81b67d840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  121.736627][ T3150] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  121.736803][ T3150] CR2: 000000002c3eca28 CR3: 000000001b329001 CR4: 0000000000771ef0
[  121.737021][ T3150] PKRU: 55555554
[  121.737126][ T3150] Call Trace:
[  121.737232][ T3150]  <TASK>
[  121.737308][ T3150]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  121.737461][ T3150]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  121.737567][ T3150]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  121.737705][ T3150]  __dev_notify_flags (net/core/dev.c:9787)
[  121.737846][ T3150]  ? netif_change_name (net/core/dev.c:1495)
[  121.737990][ T3150]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[  121.738132][ T3150]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[  121.738276][ T3150]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[  121.738430][ T3150] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[  121.738575][ T3150]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[  121.738721][ T3150] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[  121.738864][ T3150]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[  121.739013][ T3150]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[  121.739155][ T3150]  ? nla_strscpy (lib/nlattr.c:795)
[  121.739296][ T3150]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[  121.739449][ T3150]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  121.739591][ T3150]  ? __dev_get_by_name (net/core/dev.c:883)
[  121.739731][ T3150]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  121.739878][ T3150]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  121.740028][ T3150]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  121.740169][ T3150]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  121.740311][ T3150]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  121.740460][ T3150]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  121.740599][ T3150]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  121.740739][ T3150]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  121.740883][ T3150]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  121.741026][ T3150]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  121.741166][ T3150]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  121.741307][ T3150]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  121.741464][ T3150]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  121.741603][ T3150]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  121.741745][ T3150]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  121.741884][ T3150]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  121.742027][ T3150]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  121.742167][ T3150]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  121.742308][ T3150]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  121.742462][ T3150]  ? 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))
[  121.742605][ T3150]  ? 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))
[  121.742746][ T3150]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  121.742889][ T3150]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  121.743034][ T3150]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  121.743175][ T3150]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  121.743322][ T3150]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  121.743474][ T3150]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  121.743619][ T3150]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  121.743760][ T3150]  ? copy_msghdr_from_user (net/socket.c:2635)
[  121.743901][ T3150]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  121.744080][ T3150]  ? move_addr_to_kernel (net/socket.c:258)
[  121.744222][ T3150]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  121.744367][ T3150]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  121.744518][ T3150]  ___sys_sendmsg (net/socket.c:2752)
[  121.744661][ T3150]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  121.744836][ T3150]  ? copy_msghdr_from_user (net/socket.c:2603)
[  121.744993][ T3150]  __sys_sendmsg (net/socket.c:2784)
[  121.745135][ T3150]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  121.745278][ T3150]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  121.745465][ T3150]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  121.745607][ T3150]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  121.745751][ T3150]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  121.745893][ T3150]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  121.746036][ T3150]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  121.746178][ T3150]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  121.746360][ T3150] RIP: 0033:0x7fa81b8b708e
[  121.746513][ T3150] 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
[  121.747018][ T3150] RSP: 002b:00007ffcfe418ca0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  121.747230][ T3150] RAX: ffffffffffffffda RBX: 00007ffcfe419448 RCX: 00007fa81b8b708e
[  121.747451][ T3150] RDX: 0000000000000000 RSI: 00007ffcfe418d50 RDI: 0000000000000005
[  121.747764][ T3150] RBP: 00007ffcfe418cb0 R08: 0000000000000000 R09: 0000000000000000
[  121.747983][ T3150] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f2
[  121.748288][ T3150] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcfe419420
| [  121.782256][ T3151] ------------[ cut here ]------------
| [  121.782393][ T3151] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3151
| [  121.782660][ T3151] Modules linked in: vxlan
| [  121.783069][ T3151] Tainted: [W]=WARN
[  121.783168][ T3151] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  121.783342][ T3151] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  121.783520][ T3151] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  121.783988][ T3151] RSP: 0018:ffa0000005ce6ee0 EFLAGS: 00010286
[  121.784153][ T3151] RAX: 00000000ffffffa6 RBX: ff1100001671aac0 RCX: 1ff4000000b9cda2
[  121.784354][ T3151] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001671ab7c
[  121.784552][ T3151] RBP: ff1100001c3b2000 R08: 1fe2200002ce3571 R09: ff1100001c098b58
[  121.784753][ T3151] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  121.784952][ T3151] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  121.785151][ T3151] FS:  00007f531bbbf840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  121.785388][ T3151] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  121.785558][ T3151] CR2: 00000000266f6988 CR3: 000000001b597004 CR4: 0000000000771ef0
[  121.785756][ T3151] PKRU: 55555554
[  121.785854][ T3151] Call Trace:
[  121.785954][ T3151]  <TASK>
[  121.786026][ T3151]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  121.786160][ T3151]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  121.786293][ T3151]  notifier_call_chain (kernel/notifier.c:85)
[  121.786440][ T3151]  __netdev_upper_dev_link (net/core/dev.c:8931)
[  121.786573][ T3151]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  121.786704][ T3151]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  121.786835][ T3151]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  121.786979][ T3151]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[  121.787112][ T3151]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[  121.787244][ T3151]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[  121.787384][ T3151]  ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:45)
[  121.787522][ T3151]  ? netdev_rx_handler_register (net/core/dev.c:5900)
[  121.787653][ T3151]  br_add_if (net/bridge/br_if.c:619)
[  121.787756][ T3151]  do_set_master (net/core/rtnetlink.c:3011)
[  121.787894][ T3151]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  121.788031][ T3151]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  121.788167][ T3151]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  121.788299][ T3151]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  121.788475][ T3151]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  121.788608][ T3151]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  121.788740][ T3151]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  121.788873][ T3151]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  121.789009][ T3151]  ? __kernel_text_address (kernel/extable.c:79)
[  121.789140][ T3151]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  121.789274][ T3151]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  121.789417][ T3151]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  121.789548][ T3151]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  121.789680][ T3151]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  121.789815][ T3151]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  121.789949][ T3151]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  121.790081][ T3151]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  121.790216][ T3151]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  121.790355][ T3151]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  121.790493][ T3151]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  121.790627][ T3151]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  121.790763][ T3151]  ? nla_get_range_signed (lib/nlattr.c:270)
[  121.790898][ T3151]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  121.791036][ T3151]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  121.791168][ T3151]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  121.791298][ T3151]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  121.791440][ T3151]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  121.791570][ T3151]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  121.791701][ T3151]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  121.791835][ T3151]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  121.791969][ T3151]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  121.792104][ T3151]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  121.792235][ T3151]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  121.792373][ T3151]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  121.792509][ T3151]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  121.792639][ T3151]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  121.792770][ T3151]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  121.792901][ T3151]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  121.793037][ T3151]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  121.793168][ T3151]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  121.793299][ T3151]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  121.793444][ T3151]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  121.793576][ T3151]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  121.793709][ T3151]  ? 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))
[  121.793844][ T3151]  ? 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))
[  121.793982][ T3151]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  121.794114][ T3151]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  121.794246][ T3151]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  121.794383][ T3151]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  121.794521][ T3151]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  121.794654][ T3151]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  121.794785][ T3151]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  121.794917][ T3151]  ? copy_msghdr_from_user (net/socket.c:2635)
[  121.795052][ T3151]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  121.795213][ T3151]  ? move_addr_to_kernel (net/socket.c:258)
[  121.795352][ T3151]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  121.795487][ T3151]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  121.795619][ T3151]  ___sys_sendmsg (net/socket.c:2752)
[  121.795749][ T3151]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  121.795913][ T3151]  ? copy_msghdr_from_user (net/socket.c:2603)
[  121.796060][ T3151]  __sys_sendmsg (net/socket.c:2784)
[  121.796192][ T3151]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  121.796328][ T3151]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  121.796500][ T3151]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  121.796631][ T3151]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  121.796763][ T3151]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  121.796893][ T3151]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  121.797031][ T3151]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  121.797161][ T3151]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  121.797329][ T3151] RIP: 0033:0x7f531bdf908e
[  121.797472][ T3151] 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
[  121.797943][ T3151] RSP: 002b:00007ffdc39a70d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  121.798144][ T3151] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f531bdf908e
[  121.798346][ T3151] RDX: 0000000000000000 RSI: 00007ffdc39a7180 RDI: 0000000000000005
[  121.798549][ T3151] RBP: 00007ffdc39a70e0 R08: 0000000000000000 R09: 0000000000000000
[  121.798746][ T3151] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f2
[  121.798947][ T3151] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdc39a7850
| [  121.800616][ T3151] ------------[ cut here ]------------
| [  121.800750][ T3151] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3151
| [  121.801020][ T3151] Modules linked in: vxlan
| [  121.801446][ T3151] Tainted: [W]=WARN
[  121.801549][ T3151] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  121.801720][ T3151] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  121.801896][ T3151] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  121.802393][ T3151] RSP: 0018:ffa0000005ce6ea0 EFLAGS: 00010286
[  121.802572][ T3151] RAX: 00000000ffffffa6 RBX: ff11000013704900 RCX: 1ff4000000b9cd9a
[  121.802776][ T3151] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137049bc
[  121.802984][ T3151] RBP: ff1100001c3b2000 R08: 1fe22000026e0939 R09: ff1100001c098b58
[  121.803189][ T3151] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[  121.803402][ T3151] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001c2fa808
[  121.803617][ T3151] FS:  00007f531bbbf840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  121.803860][ T3151] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  121.804034][ T3151] CR2: 00000000266f6988 CR3: 000000001b597004 CR4: 0000000000771ef0
[  121.804246][ T3151] PKRU: 55555554
[  121.804353][ T3151] Call Trace:
[  121.804465][ T3151]  <TASK>
[  121.804536][ T3151]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  121.804674][ T3151]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  121.804779][ T3151]  __dev_notify_flags (net/core/dev.c:9787)
[  121.804916][ T3151]  ? netdev_notice (net/core/dev.c:13008)
[  121.805062][ T3151]  ? netif_change_name (net/core/dev.c:1495)
[  121.805201][ T3151]  ? dev_get_min_mp_channel_count (./include/net/netdev_lock.h:30 (discriminator 1))
[  121.805379][ T3151]  ? netif_disable_lro (net/core/dev.c:11098 net/core/dev.c:1830)
[  121.805524][ T3151]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  121.805664][ T3151]  __dev_set_promiscuity (net/core/dev.c:9630)
[  121.805803][ T3151]  netif_set_promiscuity (net/core/dev.c:9639)
[  121.805944][ T3151]  dev_set_promiscuity (net/core/dev_api.c:288)
[  121.806082][ T3151]  br_port_set_promisc (net/bridge/br_if.c:108)
[  121.806228][ T3151]  br_manage_promisc (net/bridge/br_if.c:174)
[  121.806372][ T3151]  br_add_if (net/bridge/br_if.c:242 net/bridge/br_if.c:627)
[  121.806486][ T3151]  do_set_master (net/core/rtnetlink.c:3011)
[  121.806625][ T3151]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  121.806764][ T3151]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  121.806905][ T3151]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  121.807048][ T3151]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  121.807219][ T3151]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  121.807363][ T3151]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  121.807507][ T3151]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  121.807645][ T3151]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  121.807782][ T3151]  ? __kernel_text_address (kernel/extable.c:79)
[  121.807920][ T3151]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  121.808063][ T3151]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  121.808202][ T3151]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  121.808347][ T3151]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  121.808491][ T3151]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  121.808630][ T3151]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  121.808768][ T3151]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  121.808907][ T3151]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  121.809051][ T3151]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  121.809189][ T3151]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  121.809334][ T3151]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  121.809479][ T3151]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  121.809618][ T3151]  ? nla_get_range_signed (lib/nlattr.c:270)
[  121.809759][ T3151]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  121.809901][ T3151]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  121.810044][ T3151]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  121.810183][ T3151]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  121.810325][ T3151]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  121.810472][ T3151]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  121.810616][ T3151]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  121.810758][ T3151]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  121.810897][ T3151]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  121.811038][ T3151]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  121.811177][ T3151]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  121.811322][ T3151]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  121.811471][ T3151]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  121.811610][ T3151]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  121.811749][ T3151]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  121.811887][ T3151]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  121.812030][ T3151]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  121.812169][ T3151]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  121.812308][ T3151]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  121.812459][ T3151]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  121.812599][ T3151]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  121.812740][ T3151]  ? 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))
[  121.812880][ T3151]  ? 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))
[  121.813023][ T3151]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  121.813163][ T3151]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  121.813302][ T3151]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  121.813453][ T3151]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  121.813594][ T3151]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  121.813735][ T3151]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  121.813877][ T3151]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  121.814020][ T3151]  ? copy_msghdr_from_user (net/socket.c:2635)
[  121.814160][ T3151]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  121.814337][ T3151]  ? move_addr_to_kernel (net/socket.c:258)
[  121.814486][ T3151]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  121.814627][ T3151]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  121.814769][ T3151]  ___sys_sendmsg (net/socket.c:2752)
[  121.814913][ T3151]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  121.815090][ T3151]  ? copy_msghdr_from_user (net/socket.c:2603)
[  121.815240][ T3151]  __sys_sendmsg (net/socket.c:2784)
[  121.815385][ T3151]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  121.815526][ T3151]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  121.815702][ T3151]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  121.815844][ T3151]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  121.815988][ T3151]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  121.816127][ T3151]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  121.816370][ T3151]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  121.816516][ T3151]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  121.816690][ T3151] RIP: 0033:0x7f531bdf908e
[  121.816933][ T3151] 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
[  121.817447][ T3151] RSP: 002b:00007ffdc39a70d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  121.817751][ T3151] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f531bdf908e
[  121.817960][ T3151] RDX: 0000000000000000 RSI: 00007ffdc39a7180 RDI: 0000000000000005
[  121.818267][ T3151] RBP: 00007ffdc39a70e0 R08: 0000000000000000 R09: 0000000000000000
[  121.818486][ T3151] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f2
[  121.818692][ T3151] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdc39a7850
| [  121.826730][ T3151] ------------[ cut here ]------------
| [  121.826868][ T3151] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3151
| [  121.827126][ T3151] Modules linked in: vxlan
| [  121.827537][ T3151] Tainted: [W]=WARN
[  121.827635][ T3151] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  121.827800][ T3151] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  121.827974][ T3151] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  121.828451][ T3151] RSP: 0018:ffa0000005ce6f78 EFLAGS: 00010286
[  121.828615][ T3151] RAX: 00000000ffffffa6 RBX: ff11000013705a80 RCX: 1ff4000000b9cdb5
[  121.828809][ T3151] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013705b3c
[  121.829008][ T3151] RBP: ff1100001c1fa000 R08: 1fe22000026e0b69 R09: ff1100001c098b58
[  121.829202][ T3151] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  121.829402][ T3151] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[  121.829607][ T3151] FS:  00007f531bbbf840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  121.829927][ T3151] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  121.830092][ T3151] CR2: 00000000266f6988 CR3: 000000001b597004 CR4: 0000000000771ef0
[  121.830288][ T3151] PKRU: 55555554
[  121.830484][ T3151] Call Trace:
[  121.830582][ T3151]  <TASK>
[  121.830650][ T3151]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  121.830779][ T3151]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  121.830911][ T3151]  notifier_call_chain (kernel/notifier.c:85)
[  121.831135][ T3151]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[  121.831301][ T3151]  ? br_get_link_af_size_filtered (./include/linux/rcupdate.h:871 net/bridge/br_netlink.c:114)
[  121.831474][ T3151]  ? netdev_change_features (net/core/dev.c:11117)
[  121.831605][ T3151]  ? br_opt_toggle (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:767 net/bridge/br.c:391)
[  121.831823][ T3151]  br_add_if (net/bridge/br_if.c:683)
[  121.831926][ T3151]  do_set_master (net/core/rtnetlink.c:3011)
[  121.832063][ T3151]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  121.832193][ T3151]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  121.832421][ T3151]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  121.832558][ T3151]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  121.832722][ T3151]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  121.832850][ T3151]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  121.833076][ T3151]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  121.833216][ T3151]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  121.833350][ T3151]  ? __kernel_text_address (kernel/extable.c:79)
[  121.833486][ T3151]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  121.833705][ T3151]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  121.833834][ T3151]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  121.833968][ T3151]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  121.834101][ T3151]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  121.834327][ T3151]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  121.834462][ T3151]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  121.834597][ T3151]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  121.834728][ T3151]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  121.834953][ T3151]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  121.835084][ T3151]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  121.835215][ T3151]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  121.835350][ T3151]  ? nla_get_range_signed (lib/nlattr.c:270)
[  121.835578][ T3151]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  121.835712][ T3151]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  121.835851][ T3151]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  121.835984][ T3151]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  121.836200][ T3151]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  121.836337][ T3151]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  121.836473][ T3151]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  121.836610][ T3151]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  121.836831][ T3151]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  121.836965][ T3151]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  121.837097][ T3151]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  121.837228][ T3151]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  121.837455][ T3151]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  121.837585][ T3151]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  121.837721][ T3151]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  121.837853][ T3151]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  121.838074][ T3151]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  121.838207][ T3151]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  121.838345][ T3151]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  121.838480][ T3151]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  121.838697][ T3151]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  121.838831][ T3151]  ? 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))
[  121.838964][ T3151]  ? 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))
[  121.839099][ T3151]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  121.839324][ T3151]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  121.839459][ T3151]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  121.839591][ T3151]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  121.839723][ T3151]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  121.839946][ T3151]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  121.840080][ T3151]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  121.840214][ T3151]  ? copy_msghdr_from_user (net/socket.c:2635)
[  121.840350][ T3151]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  121.840607][ T3151]  ? move_addr_to_kernel (net/socket.c:258)
[  121.840738][ T3151]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  121.840869][ T3151]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  121.841005][ T3151]  ___sys_sendmsg (net/socket.c:2752)
[  121.841223][ T3151]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  121.841390][ T3151]  ? copy_msghdr_from_user (net/socket.c:2603)
[  121.841540][ T3151]  __sys_sendmsg (net/socket.c:2784)
[  121.841757][ T3151]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  121.841887][ T3151]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  121.842054][ T3151]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  121.842184][ T3151]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  121.842420][ T3151]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  121.842553][ T3151]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  121.842684][ T3151]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  121.842815][ T3151]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  121.843067][ T3151] RIP: 0033:0x7f531bdf908e
[  121.843203][ T3151] 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
[  121.843775][ T3151] RSP: 002b:00007ffdc39a70d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  121.843976][ T3151] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f531bdf908e
[  121.844266][ T3151] RDX: 0000000000000000 RSI: 00007ffdc39a7180 RDI: 0000000000000005
[  121.844473][ T3151] RBP: 00007ffdc39a70e0 R08: 0000000000000000 R09: 0000000000000000
[  121.844671][ T3151] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f2
[  121.844955][ T3151] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdc39a7850
| [  121.883380][ T3152] ------------[ cut here ]------------
| [  121.883539][ T3152] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3152
| [  121.883801][ T3152] Modules linked in: vxlan
| [  121.884201][ T3152] Tainted: [W]=WARN
[  121.884299][ T3152] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  121.884476][ T3152] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  121.884651][ T3152] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  121.885121][ T3152] RSP: 0018:ffa0000005ce7020 EFLAGS: 00010286
[  121.885286][ T3152] RAX: 00000000ffffffa6 RBX: ff1100001af88580 RCX: 1ff4000000b9cdca
[  121.885490][ T3152] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001af8863c
[  121.885685][ T3152] RBP: ff1100001c3b2000 R08: 1fe22000035f10c9 R09: ff1100001c09ae58
[  121.885878][ T3152] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[  121.886076][ T3152] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  121.886273][ T3152] FS:  00007f306cd32840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  121.886521][ T3152] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  121.886684][ T3152] CR2: 00007f306d0021a0 CR3: 000000001c017003 CR4: 0000000000771ef0
[  121.886880][ T3152] PKRU: 55555554
[  121.886981][ T3152] Call Trace:
[  121.887081][ T3152]  <TASK>
[  121.887150][ T3152]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  121.887282][ T3152]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  121.887475][ T3152]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  121.887686][ T3152]  __dev_notify_flags (net/core/dev.c:9787)
[  121.887822][ T3152]  ? netif_change_name (net/core/dev.c:1495)
[  121.887957][ T3152]  ? __dev_change_flags (net/core/dev.c:9752)
[  121.888088][ T3152]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[  121.888219][ T3152]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  121.888449][ T3152]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  121.888586][ T3152]  netif_change_flags (net/core/dev.c:9820)
[  121.888716][ T3152]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  121.888846][ T3152]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[  121.888982][ T3152]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  121.889114][ T3152]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  121.889276][ T3152]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  121.889506][ T3152]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  121.889638][ T3152]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  121.889772][ T3152]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  121.889903][ T3152]  ? __kernel_text_address (kernel/extable.c:79)
[  121.890037][ T3152]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  121.890169][ T3152]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  121.890299][ T3152]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  121.890517][ T3152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  121.890651][ T3152]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  121.890780][ T3152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  121.890911][ T3152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  121.891044][ T3152]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  121.891179][ T3152]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  121.891310][ T3152]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  121.891526][ T3152]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  121.891658][ T3152]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  121.891793][ T3152]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  121.891927][ T3152]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  121.892064][ T3152]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  121.892193][ T3152]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  121.892422][ T3152]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  121.892555][ T3152]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  121.892684][ T3152]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  121.892817][ T3152]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  121.892952][ T3152]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  121.893081][ T3152]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  121.893211][ T3152]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  121.893426][ T3152]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  121.893559][ T3152]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  121.893689][ T3152]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  121.893820][ T3152]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  121.893954][ T3152]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  121.894086][ T3152]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  121.894218][ T3152]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  121.894415][ T3152]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  121.894546][ T3152]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  121.894678][ T3152]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  121.894819][ T3152]  ? 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))
[  121.894952][ T3152]  ? 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))
[  121.895086][ T3152]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  121.895217][ T3152]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  121.895354][ T3152]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  121.895490][ T3152]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  121.895623][ T3152]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  121.895757][ T3152]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  121.895891][ T3152]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  121.896025][ T3152]  ? copy_msghdr_from_user (net/socket.c:2635)
[  121.896160][ T3152]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  121.896329][ T3152]  ? move_addr_to_kernel (net/socket.c:258)
[  121.896469][ T3152]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  121.896600][ T3152]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  121.896733][ T3152]  ___sys_sendmsg (net/socket.c:2752)
[  121.896865][ T3152]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  121.897034][ T3152]  ? copy_msghdr_from_user (net/socket.c:2603)
[  121.897177][ T3152]  __sys_sendmsg (net/socket.c:2784)
[  121.897309][ T3152]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  121.897450][ T3152]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  121.897616][ T3152]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  121.897747][ T3152]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  121.897879][ T3152]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  121.898013][ T3152]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  121.898145][ T3152]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  121.898275][ T3152]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  121.898446][ T3152] RIP: 0033:0x7f306cf6c08e
[  121.898583][ T3152] 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
[  121.899054][ T3152] RSP: 002b:00007fff64d58170 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  121.899250][ T3152] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f306cf6c08e
[  121.899459][ T3152] RDX: 0000000000000000 RSI: 00007fff64d58220 RDI: 0000000000000005
[  121.899658][ T3152] RBP: 00007fff64d58180 R08: 0000000000000000 R09: 0000000000000000
[  121.899854][ T3152] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f3
[  121.900051][ T3152] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff64d588f0
| [  122.092378][ T3158] ------------[ cut here ]------------
| [  122.092558][ T3158] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3158
| [  122.092825][ T3158] Modules linked in: vxlan
| [  122.093236][ T3158] Tainted: [W]=WARN
[  122.093344][ T3158] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  122.093515][ T3158] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  122.093687][ T3158] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  122.094165][ T3158] RSP: 0018:ffa0000005d271b0 EFLAGS: 00010286
[  122.094345][ T3158] RAX: 00000000ffffffa6 RBX: ff1100001311c3c0 RCX: 1ff4000000ba4dfc
[  122.094550][ T3158] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001311c47c
[  122.094751][ T3158] RBP: ff1100001c422000 R08: 1fe2200002623891 R09: ff110000175ad180
[  122.094952][ T3158] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  122.095154][ T3158] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab720900
[  122.095360][ T3158] FS:  00007fc9b8682840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  122.095605][ T3158] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  122.095772][ T3158] CR2: 00007fc9b887b460 CR3: 000000001c297004 CR4: 0000000000771ef0
[  122.095976][ T3158] PKRU: 55555554
[  122.096077][ T3158] Call Trace:
[  122.096179][ T3158]  <TASK>
[  122.096249][ T3158]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  122.096391][ T3158]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  122.096497][ T3158]  __dev_notify_flags (net/core/dev.c:9787)
[  122.096636][ T3158]  ? netif_change_name (net/core/dev.c:1495)
[  122.096770][ T3158]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[  122.096943][ T3158]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[  122.097082][ T3158]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[  122.097213][ T3158]  ? br_dev_newlink (net/bridge/br_netlink.c:1604)
[  122.097360][ T3158]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[  122.097499][ T3158]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  122.097631][ T3158]  ? __dev_get_by_name (net/core/dev.c:883)
[  122.097762][ T3158]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  122.097903][ T3158]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  122.098042][ T3158]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  122.098176][ T3158]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  122.098311][ T3158]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  122.098452][ T3158]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  122.098584][ T3158]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  122.098715][ T3158]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  122.098852][ T3158]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  122.098989][ T3158]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  122.099122][ T3158]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  122.099259][ T3158]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  122.099462][ T3158]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  122.099593][ T3158]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  122.099728][ T3158]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  122.099860][ T3158]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  122.100000][ T3158]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  122.100132][ T3158]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  122.100264][ T3158]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  122.100501][ T3158]  ? 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))
[  122.100634][ T3158]  ? 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))
[  122.100767][ T3158]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  122.100901][ T3158]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  122.101040][ T3158]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  122.101176][ T3158]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  122.101311][ T3158]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  122.101529][ T3158]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  122.101731][ T3158]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  122.101864][ T3158]  ? copy_msghdr_from_user (net/socket.c:2635)
[  122.102002][ T3158]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  122.102187][ T3158]  ? move_addr_to_kernel (net/socket.c:258)
[  122.102391][ T3158]  ___sys_sendmsg (net/socket.c:2752)
[  122.102528][ T3158]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  122.102659][ T3158]  ? copy_msghdr_from_user (net/socket.c:2603)
[  122.102801][ T3158]  ? 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))
[  122.102936][ T3158]  __sys_sendmsg (net/socket.c:2784)
[  122.103075][ T3158]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  122.103214][ T3158]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  122.103404][ T3158]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  122.103546][ T3158]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  122.103684][ T3158]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  122.103817][ T3158]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  122.103952][ T3158]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  122.104120][ T3158] RIP: 0033:0x7fc9b88bc08e
[  122.104261][ T3158] 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
[  122.104901][ T3158] RSP: 002b:00007ffee79d84c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  122.105107][ T3158] RAX: ffffffffffffffda RBX: 00007ffee79d8c68 RCX: 00007fc9b88bc08e
[  122.105372][ T3158] RDX: 0000000000000000 RSI: 00007ffee79d8570 RDI: 0000000000000005
[  122.105581][ T3158] RBP: 00007ffee79d84d0 R08: 0000000000000000 R09: 0000000000000000
[  122.105779][ T3158] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f3
[  122.105984][ T3158] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffee79d8c40
| [  122.148706][ T3159] ------------[ cut here ]------------
| [  122.149007][ T3159] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3159
| [  122.149511][ T3159] Modules linked in: vxlan
| [  122.150270][ T3159] Tainted: [W]=WARN
[  122.150512][ T3159] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  122.150845][ T3159] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  122.151158][ T3159] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  122.152163][ T3159] RSP: 0018:ffa0000005d37020 EFLAGS: 00010286
[  122.152632][ T3159] RAX: 00000000ffffffa6 RBX: ff11000010a578c0 RCX: 1ff4000000ba6dca
[  122.153059][ T3159] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010a5797c
[  122.153453][ T3159] RBP: ff1100001c422000 R08: 1fe220000214af31 R09: ff11000019558b58
[  122.153827][ T3159] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[  122.154197][ T3159] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  122.154600][ T3159] FS:  00007f59f7a6c840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  122.155021][ T3159] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  122.155359][ T3159] CR2: 000000002b777988 CR3: 000000001586d003 CR4: 0000000000771ef0
[  122.155744][ T3159] PKRU: 55555554
[  122.155957][ T3159] Call Trace:
[  122.156169][ T3159]  <TASK>
[  122.156349][ T3159]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[  122.156623][ T3159]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  122.156890][ T3159]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  122.157104][ T3159]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  122.157383][ T3159]  __dev_notify_flags (net/core/dev.c:9787)
[  122.157665][ T3159]  ? netif_change_name (net/core/dev.c:1495)
[  122.157933][ T3159]  ? __dev_change_flags (net/core/dev.c:9752)
[  122.158200][ T3159]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[  122.158490][ T3159]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  122.158766][ T3159]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  122.159036][ T3159]  netif_change_flags (net/core/dev.c:9820)
[  122.159305][ T3159]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  122.159599][ T3159]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[  122.159872][ T3159]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  122.160139][ T3159]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  122.160482][ T3159]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  122.160758][ T3159]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  122.161017][ T3159]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  122.161285][ T3159]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  122.161581][ T3159]  ? __kernel_text_address (kernel/extable.c:79)
[  122.161853][ T3159]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  122.162123][ T3159]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  122.162416][ T3159]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  122.162687][ T3159]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  122.162956][ T3159]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  122.163242][ T3159]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  122.163531][ T3159]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  122.163799][ T3159]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  122.164065][ T3159]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  122.164345][ T3159]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  122.164625][ T3159]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  122.164896][ T3159]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  122.165153][ T3159]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  122.165447][ T3159]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  122.165722][ T3159]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  122.165988][ T3159]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  122.166254][ T3159]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  122.166549][ T3159]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  122.166817][ T3159]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  122.167088][ T3159]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  122.167368][ T3159]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  122.167643][ T3159]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  122.167912][ T3159]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  122.168184][ T3159]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  122.168478][ T3159]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  122.168749][ T3159]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  122.169013][ T3159]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  122.169275][ T3159]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  122.169571][ T3159]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  122.169839][ T3159]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  122.170113][ T3159]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  122.170404][ T3159]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  122.170686][ T3159]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  122.170960][ T3159]  ? 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))
[  122.171230][ T3159]  ? 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))
[  122.171532][ T3159]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  122.171810][ T3159]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  122.172077][ T3159]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  122.172363][ T3159]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  122.172642][ T3159]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  122.172910][ T3159]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  122.173178][ T3159]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  122.173473][ T3159]  ? copy_msghdr_from_user (net/socket.c:2635)
[  122.173743][ T3159]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  122.174055][ T3159]  ? move_addr_to_kernel (net/socket.c:258)
[  122.174342][ T3159]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  122.174620][ T3159]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  122.174891][ T3159]  ___sys_sendmsg (net/socket.c:2752)
[  122.175156][ T3159]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  122.175499][ T3159]  ? copy_msghdr_from_user (net/socket.c:2603)
[  122.175793][ T3159]  __sys_sendmsg (net/socket.c:2784)
[  122.176064][ T3159]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  122.176344][ T3159]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  122.176684][ T3159]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  122.176953][ T3159]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  122.177223][ T3159]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  122.177518][ T3159]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  122.177791][ T3159]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  122.178066][ T3159]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  122.178414][ T3159] RIP: 0033:0x7f59f7ca608e
[  122.178695][ T3159] 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
[  122.179531][ T3159] RSP: 002b:00007fff77d359f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  122.179910][ T3159] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f59f7ca608e
[  122.180278][ T3159] RDX: 0000000000000000 RSI: 00007fff77d35aa0 RDI: 0000000000000005
[  122.180672][ T3159] RBP: 00007fff77d35a00 R08: 0000000000000000 R09: 0000000000000000
[  122.181042][ T3159] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f3
[  122.181435][ T3159] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff77d36170
| [  122.228164][ T3160] ------------[ cut here ]------------
| [  122.228608][ T3160] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3160
| [  122.228880][ T3160] Modules linked in: vxlan
| [  122.229292][ T3160] Tainted: [W]=WARN
[  122.229397][ T3160] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  122.229570][ T3160] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  122.229743][ T3160] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  122.230222][ T3160] RSP: 0018:ffa0000005d46e30 EFLAGS: 00010286
[  122.230395][ T3160] RAX: 00000000ffffffa6 RBX: ff11000013f6ee40 RCX: 1ff4000000ba8d8c
[  122.230599][ T3160] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013f6eefc
[  122.230797][ T3160] RBP: ff1100001aa04000 R08: 1fe22000027edde1 R09: ff1100001c470b80
[  122.231000][ T3160] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  122.231200][ T3160] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015b58e84
[  122.231421][ T3160] FS:  00007f347589c840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  122.231656][ T3160] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  122.231824][ T3160] CR2: 000000000042ebe0 CR3: 000000001c217002 CR4: 0000000000771ef0
[  122.232027][ T3160] PKRU: 55555554
[  122.232126][ T3160] Call Trace:
[  122.232226][ T3160]  <TASK>
[  122.232295][ T3160]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  122.232444][ T3160]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  122.232578][ T3160]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  122.232679][ T3160]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[  122.232813][ T3160]  __dev_notify_flags (net/core/dev.c:9787)
[  122.232950][ T3160]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[  122.233083][ T3160]  ? 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)
[  122.233220][ T3160]  ? netif_change_name (net/core/dev.c:1495)
[  122.233358][ T3160]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[  122.233498][ T3160]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  122.233629][ T3160]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  122.233761][ T3160]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  122.233895][ T3160]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  122.234032][ T3160]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  122.234166][ T3160]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[  122.234301][ T3160]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  122.234445][ T3160]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[  122.234581][ T3160]  veth_newlink (drivers/net/veth.c:1871)
[  122.234715][ T3160]  ? veth_poll_controller (drivers/net/veth.c:1470)
[  122.234847][ T3160]  ? kasan_save_stack (mm/kasan/common.c:57)
[  122.234984][ T3160]  ? kasan_save_track (mm/kasan/common.c:78)
[  122.235116][ T3160]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  122.235267][ T3160]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[  122.235405][ T3160]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[  122.235544][ T3160]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[  122.235677][ T3160]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[  122.235811][ T3160]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[  122.235949][ T3160]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[  122.236101][ T3160]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  122.236244][ T3160]  ? __dev_get_by_name (net/core/dev.c:883)
[  122.236383][ T3160]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  122.236528][ T3160]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  122.236665][ T3160]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  122.236799][ T3160]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  122.236931][ T3160]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  122.237067][ T3160]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  122.237200][ T3160]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  122.237339][ T3160]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  122.237485][ T3160]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  122.237623][ T3160]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  122.237761][ T3160]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  122.237895][ T3160]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  122.238032][ T3160]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  122.238168][ T3160]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  122.238305][ T3160]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  122.238447][ T3160]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  122.238582][ T3160]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  122.238714][ T3160]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  122.238847][ T3160]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  122.238987][ T3160]  ? 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))
[  122.239119][ T3160]  ? 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))
[  122.239259][ T3160]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  122.239400][ T3160]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  122.239539][ T3160]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  122.239675][ T3160]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  122.239809][ T3160]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  122.239947][ T3160]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  122.240082][ T3160]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  122.240215][ T3160]  ? copy_msghdr_from_user (net/socket.c:2635)
[  122.240356][ T3160]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  122.240531][ T3160]  ? move_addr_to_kernel (net/socket.c:258)
[  122.240668][ T3160]  ___sys_sendmsg (net/socket.c:2752)
[  122.240801][ T3160]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  122.240933][ T3160]  ? copy_msghdr_from_user (net/socket.c:2603)
[  122.241079][ T3160]  ? 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))
[  122.241215][ T3160]  __sys_sendmsg (net/socket.c:2784)
[  122.241356][ T3160]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  122.241500][ T3160]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  122.241638][ T3160]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  122.241774][ T3160]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  122.241910][ T3160]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  122.242048][ T3160]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  122.242183][ T3160]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  122.242354][ T3160] RIP: 0033:0x7f3475ad608e
[  122.242502][ T3160] 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
[  122.242983][ T3160] RSP: 002b:00007ffcab9a8bf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  122.243184][ T3160] RAX: ffffffffffffffda RBX: 00007ffcab9a9388 RCX: 00007f3475ad608e
[  122.243391][ T3160] RDX: 0000000000000000 RSI: 00007ffcab9a8ca0 RDI: 0000000000000005
[  122.243598][ T3160] RBP: 00007ffcab9a8c00 R08: 0000000000000000 R09: 0000000000000000
[  122.243798][ T3160] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f3
[  122.244002][ T3160] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcab9a9360
| [  122.251537][ T3160] ------------[ cut here ]------------
| [  122.251680][ T3160] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3160
| [  122.251949][ T3160] Modules linked in: vxlan
| [  122.252353][ T3160] Tainted: [W]=WARN
[  122.252457][ T3160] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  122.252621][ T3160] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  122.252792][ T3160] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  122.253268][ T3160] RSP: 0018:ffa0000005d471b0 EFLAGS: 00010286
[  122.253445][ T3160] RAX: 00000000ffffffa6 RBX: ff11000013c85a80 RCX: 1ff4000000ba8dfc
[  122.253645][ T3160] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013c85b3c
[  122.253843][ T3160] RBP: ff1100001c074000 R08: 1fe2200002790b69 R09: ff1100001c470b80
[  122.254044][ T3160] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  122.254242][ T3160] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab603b20
[  122.254531][ T3160] FS:  00007f347589c840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  122.254761][ T3160] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  122.254925][ T3160] CR2: 000000000042ebe0 CR3: 000000001c217002 CR4: 0000000000771ef0
[  122.255128][ T3160] PKRU: 55555554
[  122.255232][ T3160] Call Trace:
[  122.255439][ T3160]  <TASK>
[  122.255508][ T3160]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  122.255643][ T3160]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  122.255743][ T3160]  __dev_notify_flags (net/core/dev.c:9787)
[  122.255875][ T3160]  ? netif_change_name (net/core/dev.c:1495)
[  122.256010][ T3160]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[  122.256140][ T3160]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[  122.256276][ T3160]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[  122.256513][ T3160]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[  122.256649][ T3160]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  122.256778][ T3160]  ? __dev_get_by_name (net/core/dev.c:883)
[  122.256910][ T3160]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  122.257051][ T3160]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  122.257189][ T3160]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  122.257414][ T3160]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  122.257548][ T3160]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  122.257688][ T3160]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  122.257820][ T3160]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  122.257953][ T3160]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  122.258090][ T3160]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  122.258226][ T3160]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  122.258447][ T3160]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  122.258586][ T3160]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  122.258717][ T3160]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  122.258849][ T3160]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  122.258989][ T3160]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  122.259120][ T3160]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  122.259253][ T3160]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  122.259447][ T3160]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  122.259580][ T3160]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  122.259714][ T3160]  ? 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))
[  122.259847][ T3160]  ? 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))
[  122.259988][ T3160]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  122.260122][ T3160]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  122.260254][ T3160]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  122.260452][ T3160]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  122.260587][ T3160]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  122.260726][ T3160]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  122.260861][ T3160]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  122.260998][ T3160]  ? copy_msghdr_from_user (net/socket.c:2635)
[  122.261134][ T3160]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  122.261299][ T3160]  ? move_addr_to_kernel (net/socket.c:258)
[  122.261499][ T3160]  ___sys_sendmsg (net/socket.c:2752)
[  122.261631][ T3160]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  122.261761][ T3160]  ? copy_msghdr_from_user (net/socket.c:2603)
[  122.261902][ T3160]  ? 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))
[  122.262040][ T3160]  __sys_sendmsg (net/socket.c:2784)
[  122.262178][ T3160]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  122.262373][ T3160]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  122.262511][ T3160]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  122.262643][ T3160]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  122.262774][ T3160]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  122.262906][ T3160]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  122.263042][ T3160]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  122.263298][ T3160] RIP: 0033:0x7f3475ad608e
[  122.263510][ T3160] 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
[  122.263988][ T3160] RSP: 002b:00007ffcab9a8bf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  122.264189][ T3160] RAX: ffffffffffffffda RBX: 00007ffcab9a9388 RCX: 00007f3475ad608e
[  122.264452][ T3160] RDX: 0000000000000000 RSI: 00007ffcab9a8ca0 RDI: 0000000000000005
[  122.264652][ T3160] RBP: 00007ffcab9a8c00 R08: 0000000000000000 R09: 0000000000000000
[  122.264855][ T3160] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f3
[  122.265145][ T3160] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcab9a9360
| [  122.311992][ T3161] ------------[ cut here ]------------
| [  122.312145][ T3161] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3161
| [  122.312414][ T3161] Modules linked in: vxlan
| [  122.312801][ T3161] Tainted: [W]=WARN
[  122.312897][ T3161] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  122.313056][ T3161] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  122.313218][ T3161] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  122.313676][ T3161] RSP: 0018:ffa0000005d56ff8 EFLAGS: 00010286
[  122.313831][ T3161] RAX: 00000000ffffffa6 RBX: ff1100001472be00 RCX: 1ff4000000baadc5
[  122.314016][ T3161] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001472bebc
[  122.314208][ T3161] RBP: ff1100001c074000 R08: 1fe22000028e57d9 R09: ff1100001c472e58
[  122.314419][ T3161] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  122.314609][ T3161] R13: 0000000000000000 R14: ffa0000005d57140 R15: ff1100001b31d1d0
[  122.314796][ T3161] FS:  00007f4733a68840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  122.315018][ T3161] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  122.315177][ T3161] CR2: 000000003e26e988 CR3: 000000001b3f9001 CR4: 0000000000771ef0
[  122.315455][ T3161] PKRU: 55555554
[  122.315555][ T3161] Call Trace:
[  122.315649][ T3161]  <TASK>
[  122.315715][ T3161]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[  122.315841][ T3161]  __dev_change_net_namespace (net/core/dev.c:12635)
[  122.315999][ T3161]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  122.316123][ T3161]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  122.316250][ T3161]  ? default_device_exit_batch (net/core/dev.c:13091)
[  122.316419][ T3161]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  122.316548][ T3161]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  122.316677][ T3161]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  122.316802][ T3161]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  122.316929][ T3161]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[  122.317058][ T3161]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[  122.317186][ T3161]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[  122.317320][ T3161]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  122.317450][ T3161]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  122.317606][ T3161]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  122.317729][ T3161]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  122.317853][ T3161]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  122.317979][ T3161]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  122.318108][ T3161]  ? __kernel_text_address (kernel/extable.c:79)
[  122.318234][ T3161]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  122.318368][ T3161]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  122.318498][ T3161]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  122.318628][ T3161]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  122.318753][ T3161]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  122.318877][ T3161]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  122.319008][ T3161]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  122.319132][ T3161]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  122.319260][ T3161]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  122.319392][ T3161]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  122.319523][ T3161]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  122.319650][ T3161]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  122.319774][ T3161]  ? nla_get_range_signed (lib/nlattr.c:270)
[  122.319901][ T3161]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  122.320034][ T3161]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  122.320160][ T3161]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  122.320282][ T3161]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  122.320416][ T3161]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  122.320542][ T3161]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  122.320664][ T3161]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  122.320796][ T3161]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  122.320922][ T3161]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  122.321048][ T3161]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  122.321175][ T3161]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  122.321303][ T3161]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  122.321440][ T3161]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  122.321565][ T3161]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  122.321688][ T3161]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  122.321811][ T3161]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  122.321938][ T3161]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  122.322065][ T3161]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  122.322189][ T3161]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  122.322323][ T3161]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  122.322453][ T3161]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  122.322582][ T3161]  ? 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))
[  122.322707][ T3161]  ? 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))
[  122.322833][ T3161]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  122.322964][ T3161]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  122.323089][ T3161]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  122.323214][ T3161]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  122.323348][ T3161]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  122.323483][ T3161]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  122.323612][ T3161]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  122.323737][ T3161]  ? copy_msghdr_from_user (net/socket.c:2635)
[  122.323864][ T3161]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  122.324022][ T3161]  ? move_addr_to_kernel (net/socket.c:258)
[  122.324148][ T3161]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  122.324273][ T3161]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  122.324413][ T3161]  ___sys_sendmsg (net/socket.c:2752)
[  122.324540][ T3161]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  122.324695][ T3161]  ? copy_msghdr_from_user (net/socket.c:2603)
[  122.324834][ T3161]  __sys_sendmsg (net/socket.c:2784)
[  122.324966][ T3161]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  122.325090][ T3161]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  122.325249][ T3161]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  122.325382][ T3161]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  122.325513][ T3161]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  122.325644][ T3161]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  122.325771][ T3161]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  122.325899][ T3161]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  122.326059][ T3161] RIP: 0033:0x7f4733ca208e
[  122.326193][ T3161] 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
[  122.326658][ T3161] RSP: 002b:00007ffcb0c85d70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  122.326851][ T3161] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4733ca208e
[  122.327130][ T3161] RDX: 0000000000000000 RSI: 00007ffcb0c85e20 RDI: 0000000000000005
[  122.327328][ T3161] RBP: 00007ffcb0c85d80 R08: 0000000000000000 R09: 0000000000000000
[  122.327528][ T3161] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f3
[  122.327717][ T3161] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcb0c864e0
| [  122.330622][ T3161] ------------[ cut here ]------------
| [  122.330770][ T3161] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3161
| [  122.331030][ T3161] Modules linked in: vxlan
| [  122.331435][ T3161] Tainted: [W]=WARN
[  122.331534][ T3161] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  122.331696][ T3161] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  122.331860][ T3161] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  122.332448][ T3161] RSP: 0018:ffa0000005d56fc0 EFLAGS: 00010286
[  122.332618][ T3161] RAX: 00000000ffffffa6 RBX: ff110000129c8ac0 RCX: 1ff4000000baadbe
[  122.332810][ T3161] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129c8b7c
[  122.333003][ T3161] RBP: ff1100001c074000 R08: 1fe2200002539171 R09: ff1100001c472e58
[  122.333190][ T3161] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  122.333446][ T3161] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001b31d1d0
[  122.333641][ T3161] FS:  00007f4733a68840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  122.333862][ T3161] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  122.334024][ T3161] CR2: 000000003e26e988 CR3: 000000001b3f9001 CR4: 0000000000771ef0
[  122.334215][ T3161] PKRU: 55555554
[  122.334312][ T3161] Call Trace:
[  122.334489][ T3161]  <TASK>
[  122.334557][ T3161]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  122.334688][ T3161]  ? notifier_call_chain (kernel/notifier.c:85)
[  122.334817][ T3161]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  122.334914][ T3161]  __dev_change_net_namespace (net/core/dev.c:12695)
[  122.335077][ T3161]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  122.335205][ T3161]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  122.335393][ T3161]  ? default_device_exit_batch (net/core/dev.c:13091)
[  122.335558][ T3161]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  122.335685][ T3161]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  122.335811][ T3161]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  122.336025][ T3161]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  122.336153][ T3161]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[  122.336384][ T3161]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[  122.336603][ T3161]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[  122.336732][ T3161]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  122.336860][ T3161]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  122.337109][ T3161]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  122.337242][ T3161]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  122.337380][ T3161]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  122.337512][ T3161]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  122.337642][ T3161]  ? __kernel_text_address (kernel/extable.c:79)
[  122.337770][ T3161]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  122.337898][ T3161]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  122.338113][ T3161]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  122.338241][ T3161]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  122.338376][ T3161]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  122.338597][ T3161]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  122.338725][ T3161]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  122.338852][ T3161]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  122.338983][ T3161]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  122.339109][ T3161]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  122.339237][ T3161]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  122.339372][ T3161]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  122.339504][ T3161]  ? nla_get_range_signed (lib/nlattr.c:270)
[  122.339634][ T3161]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  122.339766][ T3161]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  122.339894][ T3161]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  122.340030][ T3161]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  122.340240][ T3161]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  122.340464][ T3161]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  122.340674][ T3161]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  122.340810][ T3161]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  122.340937][ T3161]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  122.341151][ T3161]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  122.341376][ T3161]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  122.341511][ T3161]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  122.341647][ T3161]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  122.341860][ T3161]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  122.341988][ T3161]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  122.342115][ T3161]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  122.342245][ T3161]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  122.342555][ T3161]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  122.342685][ T3161]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  122.342818][ T3161]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  122.343037][ T3161]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  122.343169][ T3161]  ? 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))
[  122.343296][ T3161]  ? 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))
[  122.343529][ T3161]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  122.343745][ T3161]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  122.343877][ T3161]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  122.344010][ T3161]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  122.344139][ T3161]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  122.344275][ T3161]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  122.344505][ T3161]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  122.344635][ T3161]  ? copy_msghdr_from_user (net/socket.c:2635)
[  122.344763][ T3161]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  122.345095][ T3161]  ? move_addr_to_kernel (net/socket.c:258)
[  122.345226][ T3161]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  122.345364][ T3161]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  122.345506][ T3161]  ___sys_sendmsg (net/socket.c:2752)
[  122.345635][ T3161]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  122.345794][ T3161]  ? copy_msghdr_from_user (net/socket.c:2603)
[  122.346024][ T3161]  __sys_sendmsg (net/socket.c:2784)
[  122.346153][ T3161]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  122.346282][ T3161]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  122.346455][ T3161]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  122.346674][ T3161]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  122.346889][ T3161]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  122.347019][ T3161]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  122.347150][ T3161]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  122.347279][ T3161]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  122.347453][ T3161] RIP: 0033:0x7f4733ca208e
[  122.347593][ T3161] 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
[  122.348056][ T3161] RSP: 002b:00007ffcb0c85d70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  122.348256][ T3161] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4733ca208e
[  122.348457][ T3161] RDX: 0000000000000000 RSI: 00007ffcb0c85e20 RDI: 0000000000000005
[  122.348652][ T3161] RBP: 00007ffcb0c85d80 R08: 0000000000000000 R09: 0000000000000000
[  122.348931][ T3161] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f3
[  122.349132][ T3161] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcb0c864e0
| [  122.397736][ T3163] ------------[ cut here ]------------
| [  122.397900][ T3163] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3163
| [  122.398246][ T3163] Modules linked in: vxlan
| [  122.398826][ T3163] Tainted: [W]=WARN
[  122.398921][ T3163] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  122.399082][ T3163] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  122.399245][ T3163] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  122.399708][ T3163] RSP: 0018:ffa0000005d66ff8 EFLAGS: 00010286
[  122.399867][ T3163] RAX: 00000000ffffffa6 RBX: ff11000010c56580 RCX: 1ff4000000bacdc5
[  122.400055][ T3163] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010c5663c
[  122.400241][ T3163] RBP: ff1100001aa04000 R08: 1fe220000218acc9 R09: ff1100001bd08b58
[  122.400439][ T3163] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  122.400622][ T3163] R13: 0000000000000000 R14: ffa0000005d67140 R15: ff110000129b6dd0
[  122.400809][ T3163] FS:  00007f0de4b18840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  122.401031][ T3163] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  122.401188][ T3163] CR2: 00007faac150d0e8 CR3: 000000001945f004 CR4: 0000000000771ef0
[  122.401381][ T3163] PKRU: 55555554
[  122.401481][ T3163] Call Trace:
[  122.401574][ T3163]  <TASK>
[  122.401640][ T3163]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[  122.401767][ T3163]  __dev_change_net_namespace (net/core/dev.c:12635)
[  122.401926][ T3163]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  122.402055][ T3163]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  122.402181][ T3163]  ? default_device_exit_batch (net/core/dev.c:13091)
[  122.402340][ T3163]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  122.402467][ T3163]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  122.402590][ T3163]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  122.402712][ T3163]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  122.402839][ T3163]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[  122.402968][ T3163]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[  122.403098][ T3163]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[  122.403225][ T3163]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  122.403356][ T3163]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  122.403516][ T3163]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  122.403642][ T3163]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  122.403766][ T3163]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  122.403890][ T3163]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  122.404017][ T3163]  ? __kernel_text_address (kernel/extable.c:79)
[  122.404143][ T3163]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  122.404269][ T3163]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  122.404399][ T3163]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  122.404532][ T3163]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  122.404659][ T3163]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  122.404781][ T3163]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  122.404908][ T3163]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  122.405041][ T3163]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  122.405165][ T3163]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  122.405289][ T3163]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  122.405422][ T3163]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  122.405549][ T3163]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  122.405672][ T3163]  ? nla_get_range_signed (lib/nlattr.c:270)
[  122.405803][ T3163]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  122.405929][ T3163]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  122.406058][ T3163]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  122.406182][ T3163]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  122.406306][ T3163]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  122.406440][ T3163]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  122.406567][ T3163]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  122.406691][ T3163]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  122.406814][ T3163]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  122.406935][ T3163]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  122.407061][ T3163]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  122.407190][ T3163]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  122.407320][ T3163]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  122.407450][ T3163]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  122.407575][ T3163]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  122.407698][ T3163]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  122.407823][ T3163]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  122.407949][ T3163]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  122.408073][ T3163]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  122.408203][ T3163]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  122.408330][ T3163]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  122.408467][ T3163]  ? 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))
[  122.408590][ T3163]  ? 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))
[  122.408716][ T3163]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  122.408841][ T3163]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  122.408969][ T3163]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  122.409098][ T3163]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  122.409223][ T3163]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  122.409353][ T3163]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  122.409483][ T3163]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  122.409612][ T3163]  ? copy_msghdr_from_user (net/socket.c:2635)
[  122.409735][ T3163]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  122.409889][ T3163]  ? move_addr_to_kernel (net/socket.c:258)
[  122.410015][ T3163]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  122.410139][ T3163]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  122.410264][ T3163]  ___sys_sendmsg (net/socket.c:2752)
[  122.410395][ T3163]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  122.410555][ T3163]  ? copy_msghdr_from_user (net/socket.c:2603)
[  122.410691][ T3163]  __sys_sendmsg (net/socket.c:2784)
[  122.410816][ T3163]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  122.410943][ T3163]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  122.411101][ T3163]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  122.411225][ T3163]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  122.411358][ T3163]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  122.411495][ T3163]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  122.411619][ T3163]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  122.411746][ T3163]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  122.411898][ T3163] RIP: 0033:0x7f0de4d5208e
[  122.412034][ T3163] 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
[  122.412488][ T3163] RSP: 002b:00007ffc5ca3b850 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  122.412675][ T3163] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f0de4d5208e
[  122.412860][ T3163] RDX: 0000000000000000 RSI: 00007ffc5ca3b900 RDI: 0000000000000005
[  122.413056][ T3163] RBP: 00007ffc5ca3b860 R08: 0000000000000000 R09: 0000000000000000
[  122.413243][ T3163] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f3
[  122.413445][ T3163] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc5ca3bfc0
| [  122.416711][ T3163] ------------[ cut here ]------------
| [  122.416854][ T3163] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3163
| [  122.417116][ T3163] Modules linked in: vxlan
| [  122.417548][ T3163] Tainted: [W]=WARN
[  122.417646][ T3163] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  122.417808][ T3163] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  122.417985][ T3163] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  122.418539][ T3163] RSP: 0018:ffa0000005d66fc0 EFLAGS: 00010286
[  122.418726][ T3163] RAX: 00000000ffffffa6 RBX: ff11000013f6f8c0 RCX: 1ff4000000bacdbe
[  122.418920][ T3163] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013f6f97c
[  122.419116][ T3163] RBP: ff1100001aa04000 R08: 1fe22000027edf31 R09: ff1100001bd08b58
[  122.419306][ T3163] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  122.419513][ T3163] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000129b6dd0
[  122.419706][ T3163] FS:  00007f0de4b18840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  122.419925][ T3163] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  122.420086][ T3163] CR2: 00007faac150d0e8 CR3: 000000001945f004 CR4: 0000000000771ef0
[  122.420272][ T3163] PKRU: 55555554
[  122.420373][ T3163] Call Trace:
[  122.420472][ T3163]  <TASK>
[  122.420538][ T3163]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  122.420665][ T3163]  ? notifier_call_chain (kernel/notifier.c:85)
[  122.420793][ T3163]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  122.420892][ T3163]  __dev_change_net_namespace (net/core/dev.c:12695)
[  122.421055][ T3163]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  122.421182][ T3163]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  122.421310][ T3163]  ? default_device_exit_batch (net/core/dev.c:13091)
[  122.421536][ T3163]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  122.421661][ T3163]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  122.421786][ T3163]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  122.421914][ T3163]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  122.422045][ T3163]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[  122.422179][ T3163]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[  122.422306][ T3163]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[  122.422503][ T3163]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  122.422631][ T3163]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  122.422788][ T3163]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  122.422921][ T3163]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  122.423050][ T3163]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  122.423180][ T3163]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  122.423313][ T3163]  ? __kernel_text_address (kernel/extable.c:79)
[  122.423497][ T3163]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  122.423624][ T3163]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  122.423751][ T3163]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  122.423877][ T3163]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  122.424006][ T3163]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  122.424130][ T3163]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  122.424256][ T3163]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  122.424445][ T3163]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  122.424573][ T3163]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  122.424698][ T3163]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  122.424825][ T3163]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  122.424954][ T3163]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  122.425079][ T3163]  ? nla_get_range_signed (lib/nlattr.c:270)
[  122.425208][ T3163]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  122.425393][ T3163]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  122.425526][ T3163]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  122.425652][ T3163]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  122.425777][ T3163]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  122.425906][ T3163]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  122.426036][ T3163]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  122.426169][ T3163]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  122.426293][ T3163]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  122.426480][ T3163]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  122.426606][ T3163]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  122.426733][ T3163]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  122.426862][ T3163]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  122.426989][ T3163]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  122.427114][ T3163]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  122.427245][ T3163]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  122.427434][ T3163]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  122.427559][ T3163]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  122.427685][ T3163]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  122.427809][ T3163]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  122.427940][ T3163]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  122.428071][ T3163]  ? 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))
[  122.428196][ T3163]  ? 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))
[  122.428378][ T3163]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  122.428516][ T3163]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  122.428643][ T3163]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  122.428770][ T3163]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  122.428898][ T3163]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  122.429029][ T3163]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  122.429157][ T3163]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  122.429282][ T3163]  ? copy_msghdr_from_user (net/socket.c:2635)
[  122.429466][ T3163]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  122.429620][ T3163]  ? move_addr_to_kernel (net/socket.c:258)
[  122.429747][ T3163]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  122.429871][ T3163]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  122.430008][ T3163]  ___sys_sendmsg (net/socket.c:2752)
[  122.430133][ T3163]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  122.430293][ T3163]  ? copy_msghdr_from_user (net/socket.c:2603)
[  122.430486][ T3163]  __sys_sendmsg (net/socket.c:2784)
[  122.430613][ T3163]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  122.430739][ T3163]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  122.430897][ T3163]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  122.431029][ T3163]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  122.431157][ T3163]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  122.431282][ T3163]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  122.431467][ T3163]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  122.431594][ T3163]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  122.431750][ T3163] RIP: 0033:0x7f0de4d5208e
[  122.431883][ T3163] 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
[  122.432396][ T3163] RSP: 002b:00007ffc5ca3b850 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  122.432591][ T3163] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f0de4d5208e
[  122.432779][ T3163] RDX: 0000000000000000 RSI: 00007ffc5ca3b900 RDI: 0000000000000005
[  122.432973][ T3163] RBP: 00007ffc5ca3b860 R08: 0000000000000000 R09: 0000000000000000
[  122.433163][ T3163] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f3
[  122.433410][ T3163] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc5ca3bfc0
| [  122.486873][ T3166] ------------[ cut here ]------------
| [  122.487037][ T3166] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3166
| [  122.487300][ T3166] Modules linked in: vxlan
| [  122.487719][ T3166] Tainted: [W]=WARN
[  122.487816][ T3166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  122.487980][ T3166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  122.488159][ T3166] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  122.488658][ T3166] RSP: 0018:ffa0000005ce7020 EFLAGS: 00010286
[  122.488822][ T3166] RAX: 00000000ffffffa6 RBX: ff1100001a6c8580 RCX: 1ff4000000b9cdca
[  122.489017][ T3166] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001a6c863c
[  122.489218][ T3166] RBP: ff1100001c074000 R08: 1fe22000034d90c9 R09: ff1100001955d158
[  122.489508][ T3166] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[  122.489786][ T3166] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  122.489985][ T3166] FS:  00007fb204781840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  122.490214][ T3166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  122.490442][ T3166] CR2: 00007fb204a511a0 CR3: 000000001be51002 CR4: 0000000000771ef0
[  122.490639][ T3166] PKRU: 55555554
[  122.490736][ T3166] Call Trace:
[  122.490833][ T3166]  <TASK>
[  122.490902][ T3166]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  122.491043][ T3166]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  122.491144][ T3166]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  122.491275][ T3166]  __dev_notify_flags (net/core/dev.c:9787)
[  122.491468][ T3166]  ? netif_change_name (net/core/dev.c:1495)
[  122.491604][ T3166]  ? __dev_change_flags (net/core/dev.c:9752)
[  122.491733][ T3166]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[  122.491861][ T3166]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  122.491994][ T3166]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  122.492127][ T3166]  netif_change_flags (net/core/dev.c:9820)
[  122.492255][ T3166]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  122.492442][ T3166]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[  122.492575][ T3166]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  122.492703][ T3166]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  122.492917][ T3166]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  122.493070][ T3166]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  122.493199][ T3166]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  122.493348][ T3166]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  122.493483][ T3166]  ? __kernel_text_address (kernel/extable.c:79)
[  122.493613][ T3166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  122.493742][ T3166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  122.493872][ T3166]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  122.494008][ T3166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  122.494138][ T3166]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  122.494266][ T3166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  122.494404][ T3166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  122.494540][ T3166]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  122.494670][ T3166]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  122.494798][ T3166]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  122.494924][ T3166]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  122.495054][ T3166]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  122.495183][ T3166]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  122.495312][ T3166]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  122.495460][ T3166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  122.495586][ T3166]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  122.495715][ T3166]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  122.495842][ T3166]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  122.495972][ T3166]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  122.496101][ T3166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  122.496228][ T3166]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  122.496360][ T3166]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  122.496492][ T3166]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  122.496621][ T3166]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  122.496749][ T3166]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  122.496876][ T3166]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  122.497006][ T3166]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  122.497132][ T3166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  122.497260][ T3166]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  122.497390][ T3166]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  122.497522][ T3166]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  122.497650][ T3166]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  122.497778][ T3166]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  122.497909][ T3166]  ? 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))
[  122.498041][ T3166]  ? 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))
[  122.498170][ T3166]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  122.498299][ T3166]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  122.498438][ T3166]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  122.498566][ T3166]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  122.498694][ T3166]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  122.498822][ T3166]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  122.498953][ T3166]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  122.499080][ T3166]  ? copy_msghdr_from_user (net/socket.c:2635)
[  122.499209][ T3166]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  122.499371][ T3166]  ? move_addr_to_kernel (net/socket.c:258)
[  122.499503][ T3166]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  122.499632][ T3166]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  122.499760][ T3166]  ___sys_sendmsg (net/socket.c:2752)
[  122.499886][ T3166]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  122.500047][ T3166]  ? copy_msghdr_from_user (net/socket.c:2603)
[  122.500188][ T3166]  __sys_sendmsg (net/socket.c:2784)
[  122.500319][ T3166]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  122.500450][ T3166]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  122.500610][ T3166]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  122.500738][ T3166]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  122.500866][ T3166]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  122.500998][ T3166]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  122.501128][ T3166]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  122.501253][ T3166]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  122.501423][ T3166] RIP: 0033:0x7fb2049bb08e
[  122.501560][ T3166] 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
[  122.502021][ T3166] RSP: 002b:00007ffed1c5b460 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  122.502216][ T3166] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb2049bb08e
[  122.502421][ T3166] RDX: 0000000000000000 RSI: 00007ffed1c5b510 RDI: 0000000000000005
[  122.502616][ T3166] RBP: 00007ffed1c5b470 R08: 0000000000000000 R09: 0000000000000000
[  122.502806][ T3166] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f3
[  122.502998][ T3166] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed1c5bbe0
| [  122.538954][ T3168] ------------[ cut here ]------------
| [  122.539107][ T3168] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3168
| [  122.539376][ T3168] Modules linked in: vxlan
| [  122.539794][ T3168] Tainted: [W]=WARN
[  122.539898][ T3168] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  122.540062][ T3168] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  122.540233][ T3168] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  122.540712][ T3168] RSP: 0018:ffa0000005ca7020 EFLAGS: 00010286
[  122.540876][ T3168] RAX: 00000000ffffffa6 RBX: ff11000013f6fa80 RCX: 1ff4000000b94dca
[  122.541071][ T3168] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013f6fb3c
[  122.541260][ T3168] RBP: ff1100001aa04000 R08: 1fe22000027edf69 R09: ff1100001afc0b58
[  122.541544][ T3168] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[  122.541734][ T3168] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  122.541927][ T3168] FS:  00007f5be4014840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  122.542159][ T3168] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  122.542416][ T3168] CR2: 000000003f3b7988 CR3: 00000000195dc004 CR4: 0000000000771ef0
[  122.542607][ T3168] PKRU: 55555554
[  122.542702][ T3168] Call Trace:
[  122.542796][ T3168]  <TASK>
[  122.542943][ T3168]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  122.543073][ T3168]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  122.543169][ T3168]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  122.543297][ T3168]  __dev_notify_flags (net/core/dev.c:9787)
[  122.543511][ T3168]  ? netif_change_name (net/core/dev.c:1495)
[  122.543638][ T3168]  ? __dev_change_flags (net/core/dev.c:9752)
[  122.543766][ T3168]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[  122.543898][ T3168]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  122.544030][ T3168]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  122.544161][ T3168]  netif_change_flags (net/core/dev.c:9820)
[  122.544294][ T3168]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  122.544504][ T3168]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[  122.544634][ T3168]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  122.544762][ T3168]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  122.544921][ T3168]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  122.545053][ T3168]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  122.545182][ T3168]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  122.545312][ T3168]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  122.545543][ T3168]  ? __kernel_text_address (kernel/extable.c:79)
[  122.545672][ T3168]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  122.545802][ T3168]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  122.545932][ T3168]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  122.546062][ T3168]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  122.546189][ T3168]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  122.546330][ T3168]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  122.546463][ T3168]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  122.546595][ T3168]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  122.546724][ T3168]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  122.546854][ T3168]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  122.546987][ T3168]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  122.547117][ T3168]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  122.547247][ T3168]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  122.547384][ T3168]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  122.547521][ T3168]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  122.547647][ T3168]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  122.547773][ T3168]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  122.547905][ T3168]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  122.548038][ T3168]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  122.548168][ T3168]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  122.548296][ T3168]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  122.548438][ T3168]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  122.548568][ T3168]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  122.548699][ T3168]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  122.548830][ T3168]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  122.548962][ T3168]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  122.549091][ T3168]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  122.549218][ T3168]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  122.549360][ T3168]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  122.549495][ T3168]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  122.549625][ T3168]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  122.549753][ T3168]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  122.549885][ T3168]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  122.550019][ T3168]  ? 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))
[  122.550148][ T3168]  ? 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))
[  122.550278][ T3168]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  122.550420][ T3168]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  122.550550][ T3168]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  122.550680][ T3168]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  122.550810][ T3168]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  122.550940][ T3168]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  122.551075][ T3168]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  122.551204][ T3168]  ? copy_msghdr_from_user (net/socket.c:2635)
[  122.551344][ T3168]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  122.551511][ T3168]  ? move_addr_to_kernel (net/socket.c:258)
[  122.551642][ T3168]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  122.551770][ T3168]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  122.551900][ T3168]  ___sys_sendmsg (net/socket.c:2752)
[  122.552034][ T3168]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  122.552198][ T3168]  ? copy_msghdr_from_user (net/socket.c:2603)
[  122.552343][ T3168]  __sys_sendmsg (net/socket.c:2784)
[  122.552478][ T3168]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  122.552605][ T3168]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  122.552766][ T3168]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  122.552897][ T3168]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  122.553030][ T3168]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  122.553159][ T3168]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  122.553289][ T3168]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  122.553435][ T3168]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  122.553596][ T3168] RIP: 0033:0x7f5be424e08e
[  122.553733][ T3168] 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
[  122.554198][ T3168] RSP: 002b:00007ffe22baa770 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  122.554410][ T3168] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5be424e08e
[  122.554605][ T3168] RDX: 0000000000000000 RSI: 00007ffe22baa820 RDI: 0000000000000005
[  122.554798][ T3168] RBP: 00007ffe22baa780 R08: 0000000000000000 R09: 0000000000000000
[  122.555001][ T3168] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f3
[  122.555193][ T3168] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe22baaef0
| [  122.557206][   T56] ------------[ cut here ]------------
| [  122.557337][   T56] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/56
| [  122.557581][   T56] Modules linked in: vxlan
| [  122.557971][   T56] Tainted: [W]=WARN
[  122.558059][   T56] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  122.558224][   T56] Workqueue: events_unbound linkwatch_event
[  122.558384][   T56] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  122.558540][   T56] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  122.558967][   T56] RSP: 0018:ffa00000003cf9e0 EFLAGS: 00010286
[  122.559114][   T56] RAX: 00000000ffffffa6 RBX: ff110000129c8040 RCX: 1ff4000000079f02
[  122.559293][   T56] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129c80fc
[  122.559477][   T56] RBP: ff1100001aa04000 R08: 1fe2200002539021 R09: ff1100000294aea8
[  122.559659][   T56] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  122.559837][   T56] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  122.560018][   T56] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  122.560222][   T56] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  122.560377][   T56] CR2: 000000003f3b7988 CR3: 00000000195dc004 CR4: 0000000000771ef0
[  122.560562][   T56] PKRU: 55555554
[  122.560653][   T56] Call Trace:
[  122.560740][   T56]  <TASK>
[  122.560802][   T56]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  122.560921][   T56]  ? notifier_call_chain (kernel/notifier.c:85)
[  122.561039][   T56]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  122.561128][   T56]  netif_state_change (net/core/dev.c:1605)
[  122.561249][   T56]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[  122.561410][   T56]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[  122.561529][   T56]  __linkwatch_run_queue (net/core/link_watch.c:240)
[  122.561648][   T56]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  122.561768][   T56]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[  122.561885][   T56]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[  122.562007][   T56]  process_one_work (kernel/workqueue.c:3314)
[  122.562132][   T56]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  122.562250][   T56]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  122.562381][   T56]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  122.562508][   T56]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  122.562628][   T56]  kthread (kernel/kthread.c:436)
[  122.562718][   T56]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  122.562866][   T56]  ? kthread_affine_node (kernel/kthread.c:378)
[  122.562985][   T56]  ret_from_fork (arch/x86/kernel/process.c:158)
[  122.563105][   T56]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  122.563253][   T56]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  122.563378][   T56]  ? kthread_affine_node (kernel/kthread.c:378)
[  122.563506][   T56]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  122.565165][   T56] ------------[ cut here ]------------
| [  122.565282][   T56] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/56
| [  122.565522][   T56] Modules linked in: vxlan
| [  122.565907][   T56] Tainted: [W]=WARN
[  122.566000][   T56] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  122.566149][   T56] Workqueue: events_unbound linkwatch_event
[  122.566300][   T56] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  122.566466][   T56] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  122.566893][   T56] RSP: 0018:ffa00000003cf9e0 EFLAGS: 00010286
[  122.567046][   T56] RAX: 00000000ffffffa6 RBX: ff110000129c9000 RCX: 1ff4000000079f02
[  122.567222][   T56] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129c90bc
[  122.567404][   T56] RBP: ff1100001c074000 R08: 1fe2200002539219 R09: ff1100000294aea8
[  122.567585][   T56] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  122.567762][   T56] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  122.567937][   T56] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  122.568146][   T56] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  122.568293][   T56] CR2: 000000003f3b7988 CR3: 000000000d14d005 CR4: 0000000000771ef0
[  122.568478][   T56] PKRU: 55555554
[  122.568569][   T56] Call Trace:
[  122.568659][   T56]  <TASK>
[  122.568722][   T56]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  122.568838][   T56]  ? notifier_call_chain (kernel/notifier.c:85)
[  122.568958][   T56]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  122.569049][   T56]  netif_state_change (net/core/dev.c:1605)
[  122.569168][   T56]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[  122.569321][   T56]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[  122.569444][   T56]  __linkwatch_run_queue (net/core/link_watch.c:240)
[  122.569565][   T56]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  122.569686][   T56]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[  122.569802][   T56]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[  122.569919][   T56]  process_one_work (kernel/workqueue.c:3314)
[  122.570042][   T56]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  122.570157][   T56]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  122.570278][   T56]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  122.570479][   T56]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  122.570597][   T56]  kthread (kernel/kthread.c:436)
[  122.570690][   T56]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  122.570836][   T56]  ? kthread_affine_node (kernel/kthread.c:378)
[  122.570955][   T56]  ret_from_fork (arch/x86/kernel/process.c:158)
[  122.571074][   T56]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  122.571219][   T56]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  122.571411][   T56]  ? kthread_affine_node (kernel/kthread.c:378)
[  122.571659][   T56]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  122.608836][ T3172] ------------[ cut here ]------------
| [  122.609107][ T3172] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3172
| [  122.609613][ T3172] Modules linked in: vxlan
| [  122.610400][ T3172] Tainted: [W]=WARN
[  122.610632][ T3172] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  122.610957][ T3172] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  122.611295][ T3172] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  122.612132][ T3172] RSP: 0018:ffa0000005ce6ee0 EFLAGS: 00010286
[  122.612489][ T3172] RAX: 00000000ffffffa6 RBX: ff11000010c56c80 RCX: 1ff4000000b9cda2
[  122.612878][ T3172] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010c56d3c
[  122.613255][ T3172] RBP: ff1100001c074000 R08: 1fe220000218ada9 R09: ff11000016b85158
[  122.613663][ T3172] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  122.614042][ T3172] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[  122.614445][ T3172] FS:  00007f4f13cd2840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  122.614887][ T3172] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  122.615246][ T3172] CR2: 00007f4f13fa21a0 CR3: 000000001b7a5001 CR4: 0000000000771ef0
[  122.615655][ T3172] PKRU: 55555554
[  122.615870][ T3172] Call Trace:
[  122.616073][ T3172]  <TASK>
[  122.616239][ T3172]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  122.616541][ T3172]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  122.616816][ T3172]  notifier_call_chain (kernel/notifier.c:85)
[  122.617095][ T3172]  __netdev_upper_dev_link (net/core/dev.c:8931)
[  122.617382][ T3172]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  122.617664][ T3172]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  122.617944][ T3172]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  122.618223][ T3172]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[  122.618522][ T3172]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[  122.618797][ T3172]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[  122.619074][ T3172]  ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:45)
[  122.619365][ T3172]  ? netdev_rx_handler_register (net/core/dev.c:5900)
[  122.619647][ T3172]  br_add_if (net/bridge/br_if.c:619)
[  122.619875][ T3172]  do_set_master (net/core/rtnetlink.c:3011)
[  122.620129][ T3172]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  122.620431][ T3172]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  122.620711][ T3172]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  122.620987][ T3172]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  122.621309][ T3172]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  122.621604][ T3172]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  122.621879][ T3172]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  122.622149][ T3172]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  122.622441][ T3172]  ? __kernel_text_address (kernel/extable.c:79)
[  122.622721][ T3172]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  122.622994][ T3172]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  122.623263][ T3172]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  122.623553][ T3172]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  122.623825][ T3172]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  122.624093][ T3172]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  122.624381][ T3172]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  122.624666][ T3172]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  122.624941][ T3172]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  122.625205][ T3172]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  122.625500][ T3172]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  122.625774][ T3172]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  122.626043][ T3172]  ? nla_get_range_signed (lib/nlattr.c:270)
[  122.626336][ T3172]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  122.626622][ T3172]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  122.626899][ T3172]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  122.627169][ T3172]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  122.627463][ T3172]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  122.627734][ T3172]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  122.628002][ T3172]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  122.628276][ T3172]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  122.628570][ T3172]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  122.628843][ T3172]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  122.629102][ T3172]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  122.629387][ T3172]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  122.629665][ T3172]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  122.629933][ T3172]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  122.630201][ T3172]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  122.630515][ T3172]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  122.630791][ T3172]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  122.631060][ T3172]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  122.631353][ T3172]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  122.631627][ T3172]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  122.631897][ T3172]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  122.632174][ T3172]  ? 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))
[  122.632468][ T3172]  ? 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))
[  122.632744][ T3172]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  122.633017][ T3172]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  122.633287][ T3172]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  122.633586][ T3172]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  122.633861][ T3172]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  122.634114][ T3172]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  122.634417][ T3172]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  122.634691][ T3172]  ? copy_msghdr_from_user (net/socket.c:2635)
[  122.634962][ T3172]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  122.635282][ T3172]  ? move_addr_to_kernel (net/socket.c:258)
[  122.635586][ T3172]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  122.635859][ T3172]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  122.636131][ T3172]  ___sys_sendmsg (net/socket.c:2752)
[  122.636422][ T3172]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  122.636746][ T3172]  ? copy_msghdr_from_user (net/socket.c:2603)
[  122.637037][ T3172]  __sys_sendmsg (net/socket.c:2784)
[  122.637307][ T3172]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  122.637605][ T3172]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  122.637935][ T3172]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  122.638204][ T3172]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  122.638502][ T3172]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  122.638774][ T3172]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  122.639034][ T3172]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  122.639302][ T3172]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  122.639657][ T3172] RIP: 0033:0x7f4f13f0c08e
[  122.639939][ T3172] 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
[  122.640787][ T3172] RSP: 002b:00007ffedc523e30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  122.641166][ T3172] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4f13f0c08e
[  122.641571][ T3172] RDX: 0000000000000000 RSI: 00007ffedc523ee0 RDI: 0000000000000005
[  122.641947][ T3172] RBP: 00007ffedc523e40 R08: 0000000000000000 R09: 0000000000000000
[  122.642340][ T3172] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f3
[  122.642725][ T3172] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffedc5245b0
| [  122.645992][ T3172] ------------[ cut here ]------------
| [  122.646262][ T3172] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3172
| [  122.646781][ T3172] Modules linked in: vxlan
| [  122.647591][ T3172] Tainted: [W]=WARN
[  122.647813][ T3172] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  122.648138][ T3172] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  122.648513][ T3172] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  122.649384][ T3172] RSP: 0018:ffa0000005ce6ea0 EFLAGS: 00010286
[  122.649731][ T3172] RAX: 00000000ffffffa6 RBX: ff11000014561700 RCX: 1ff4000000b9cd9a
[  122.650126][ T3172] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000145617bc
[  122.650542][ T3172] RBP: ff1100001c074000 R08: 1fe22000028ac2f9 R09: ff11000016b85158
[  122.650936][ T3172] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[  122.651340][ T3172] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001b6da808
[  122.651742][ T3172] FS:  00007f4f13cd2840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  122.652199][ T3172] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  122.652561][ T3172] CR2: 00007f4f13fa21a0 CR3: 000000001b7a5001 CR4: 0000000000771ef0
[  122.652953][ T3172] PKRU: 55555554
[  122.653157][ T3172] Call Trace:
[  122.653395][ T3172]  <TASK>
[  122.653576][ T3172]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[  122.653863][ T3172]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  122.654144][ T3172]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  122.654389][ T3172]  __dev_notify_flags (net/core/dev.c:9787)
[  122.654680][ T3172]  ? netdev_notice (net/core/dev.c:13008)
[  122.654962][ T3172]  ? netif_change_name (net/core/dev.c:1495)
[  122.655243][ T3172]  ? dev_get_min_mp_channel_count (./include/net/netdev_lock.h:30 (discriminator 1))
[  122.655610][ T3172]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  122.655902][ T3172]  __dev_set_promiscuity (net/core/dev.c:9630)
[  122.656182][ T3172]  netif_set_promiscuity (net/core/dev.c:9639)
[  122.656484][ T3172]  dev_set_promiscuity (net/core/dev_api.c:288)
[  122.656771][ T3172]  br_port_set_promisc (net/bridge/br_if.c:108)
[  122.657044][ T3172]  br_manage_promisc (net/bridge/br_if.c:174)
[  122.657337][ T3172]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[  122.657629][ T3172]  br_add_if (net/bridge/br_if.c:242 net/bridge/br_if.c:627)
[  122.657868][ T3172]  do_set_master (net/core/rtnetlink.c:3011)
[  122.658148][ T3172]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  122.658448][ T3172]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  122.658733][ T3172]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  122.659011][ T3172]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  122.659362][ T3172]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  122.659648][ T3172]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  122.659935][ T3172]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  122.660215][ T3172]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  122.660523][ T3172]  ? __kernel_text_address (kernel/extable.c:79)
[  122.660806][ T3172]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  122.661088][ T3172]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  122.661382][ T3172]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  122.661675][ T3172]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  122.661960][ T3172]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  122.662242][ T3172]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  122.662552][ T3172]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  122.662839][ T3172]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  122.663120][ T3172]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  122.663426][ T3172]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  122.663714][ T3172]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  122.664002][ T3172]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  122.664286][ T3172]  ? nla_get_range_signed (lib/nlattr.c:270)
[  122.664598][ T3172]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  122.664885][ T3172]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  122.665169][ T3172]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  122.665471][ T3172]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  122.665754][ T3172]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  122.666035][ T3172]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  122.666329][ T3172]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  122.666632][ T3172]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  122.666912][ T3172]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  122.667175][ T3172]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  122.667482][ T3172]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  122.667766][ T3172]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  122.668046][ T3172]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  122.668344][ T3172]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  122.668640][ T3172]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  122.668922][ T3172]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  122.669203][ T3172]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  122.669503][ T3172]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  122.669790][ T3172]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  122.670069][ T3172]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  122.670369][ T3172]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  122.670669][ T3172]  ? 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))
[  122.670952][ T3172]  ? 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))
[  122.671227][ T3172]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  122.671540][ T3172]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  122.671827][ T3172]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  122.672110][ T3172]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  122.672419][ T3172]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  122.672703][ T3172]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  122.672989][ T3172]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  122.673270][ T3172]  ? copy_msghdr_from_user (net/socket.c:2635)
[  122.673580][ T3172]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  122.673920][ T3172]  ? move_addr_to_kernel (net/socket.c:258)
[  122.674204][ T3172]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  122.674512][ T3172]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  122.674799][ T3172]  ___sys_sendmsg (net/socket.c:2752)
[  122.675073][ T3172]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  122.675380][ T3172]  ? copy_msghdr_from_user (net/socket.c:2603)
[  122.675699][ T3172]  __sys_sendmsg (net/socket.c:2784)
[  122.675983][ T3172]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  122.676264][ T3172]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  122.676631][ T3172]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  122.676914][ T3172]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  122.677199][ T3172]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  122.677506][ T3172]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  122.677789][ T3172]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  122.678072][ T3172]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  122.678432][ T3172] RIP: 0033:0x7f4f13f0c08e
[  122.678724][ T3172] 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
[  122.679596][ T3172] RSP: 002b:00007ffedc523e30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  122.679988][ T3172] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4f13f0c08e
[  122.680395][ T3172] RDX: 0000000000000000 RSI: 00007ffedc523ee0 RDI: 0000000000000005
[  122.680796][ T3172] RBP: 00007ffedc523e40 R08: 0000000000000000 R09: 0000000000000000
[  122.681191][ T3172] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f3
[  122.681607][ T3172] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffedc5245b0
| [  122.685944][ T3172] ------------[ cut here ]------------
| [  122.686198][ T3172] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3172
| [  122.686695][ T3172] Modules linked in: vxlan
| [  122.687475][ T3172] Tainted: [W]=WARN
[  122.687691][ T3172] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  122.688008][ T3172] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  122.688353][ T3172] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  122.689169][ T3172] RSP: 0018:ffa0000005ce7000 EFLAGS: 00010286
[  122.689517][ T3172] RAX: 00000000ffffffa6 RBX: ff11000014560ac0 RCX: 1ff4000000b9cdc6
[  122.689887][ T3172] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014560b7c
[  122.690258][ T3172] RBP: ff1100001c422000 R08: 1fe22000028ac171 R09: ff11000016b85158
[  122.690661][ T3172] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  122.691030][ T3172] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[  122.691427][ T3172] FS:  00007f4f13cd2840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  122.691863][ T3172] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  122.692171][ T3172] CR2: 00007f4f13fa21a0 CR3: 000000001b7a5001 CR4: 0000000000771ef0
[  122.692565][ T3172] PKRU: 55555554
[  122.692777][ T3172] Call Trace:
[  122.692986][ T3172]  <TASK>
[  122.693152][ T3172]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  122.693444][ T3172]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  122.693714][ T3172]  notifier_call_chain (kernel/notifier.c:85)
[  122.693984][ T3172]  call_netdevice_notifiers (net/core/dev.c:2287 net/core/dev.c:2301)
[  122.694254][ T3172]  ? __dev_open (./include/net/netdev_lock.h:33)
[  122.694548][ T3172]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[  122.694820][ T3172]  br_add_if (net/bridge/br_if.c:679)
[  122.695040][ T3172]  do_set_master (net/core/rtnetlink.c:3011)
[  122.695305][ T3172]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  122.695601][ T3172]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  122.695874][ T3172]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  122.696143][ T3172]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  122.696485][ T3172]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  122.696751][ T3172]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  122.697010][ T3172]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  122.697264][ T3172]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  122.697551][ T3172]  ? __kernel_text_address (kernel/extable.c:79)
[  122.697820][ T3172]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  122.698092][ T3172]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  122.698375][ T3172]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  122.698655][ T3172]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  122.698926][ T3172]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  122.699190][ T3172]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  122.699480][ T3172]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  122.699749][ T3172]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  122.700015][ T3172]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  122.700287][ T3172]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  122.700583][ T3172]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  122.700854][ T3172]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  122.701117][ T3172]  ? nla_get_range_signed (lib/nlattr.c:270)
[  122.701417][ T3172]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  122.701693][ T3172]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  122.701964][ T3172]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  122.702225][ T3172]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  122.702519][ T3172]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  122.702789][ T3172]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  122.703056][ T3172]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  122.703348][ T3172]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  122.703621][ T3172]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  122.703888][ T3172]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  122.704155][ T3172]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  122.704457][ T3172]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  122.704731][ T3172]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  122.705001][ T3172]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  122.705266][ T3172]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  122.705556][ T3172]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  122.705830][ T3172]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  122.706082][ T3172]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  122.706369][ T3172]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  122.706649][ T3172]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  122.706916][ T3172]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  122.707188][ T3172]  ? 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))
[  122.707477][ T3172]  ? 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))
[  122.707748][ T3172]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  122.708014][ T3172]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  122.708279][ T3172]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  122.708579][ T3172]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  122.708845][ T3172]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  122.709113][ T3172]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  122.709401][ T3172]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  122.709683][ T3172]  ? copy_msghdr_from_user (net/socket.c:2635)
[  122.709948][ T3172]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  122.710295][ T3172]  ? move_addr_to_kernel (net/socket.c:258)
[  122.710600][ T3172]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  122.710869][ T3172]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  122.711121][ T3172]  ___sys_sendmsg (net/socket.c:2752)
[  122.711417][ T3172]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  122.711736][ T3172]  ? copy_msghdr_from_user (net/socket.c:2603)
[  122.712027][ T3172]  __sys_sendmsg (net/socket.c:2784)
[  122.712298][ T3172]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  122.712587][ T3172]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  122.712913][ T3172]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  122.713228][ T3172]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  122.713522][ T3172]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  122.713788][ T3172]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  122.714053][ T3172]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  122.714339][ T3172]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  122.714666][ T3172] RIP: 0033:0x7f4f13f0c08e
[  122.714948][ T3172] 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
[  122.715783][ T3172] RSP: 002b:00007ffedc523e30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  122.716143][ T3172] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4f13f0c08e
[  122.716547][ T3172] RDX: 0000000000000000 RSI: 00007ffedc523ee0 RDI: 0000000000000005
[  122.716919][ T3172] RBP: 00007ffedc523e40 R08: 0000000000000000 R09: 0000000000000000
[  122.717287][ T3172] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f3
[  122.717683][ T3172] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffedc5245b0
| [  122.720779][ T3172] ------------[ cut here ]------------
| [  122.721030][ T3172] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3172
| [  122.721535][ T3172] Modules linked in: vxlan
| [  122.722287][ T3172] Tainted: [W]=WARN
[  122.723094][ T3172] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  122.723442][ T3172] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  122.723777][ T3172] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  122.724587][ T3172] RSP: 0018:ffa0000005ce6f78 EFLAGS: 00010286
[  122.724912][ T3172] RAX: 00000000ffffffa6 RBX: ff11000014561540 RCX: 1ff4000000b9cdb5
[  122.725282][ T3172] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000145615fc
[  122.725681][ T3172] RBP: ff1100001c422000 R08: 1fe22000028ac2c1 R09: ff11000016b85158
[  122.726051][ T3172] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  122.726443][ T3172] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000002
[  122.726817][ T3172] FS:  00007f4f13cd2840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  122.727237][ T3172] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  122.727585][ T3172] CR2: 00007f4f13fa21a0 CR3: 000000001b7a5001 CR4: 0000000000771ef0
[  122.727960][ T3172] PKRU: 55555554
[  122.728163][ T3172] Call Trace:
[  122.728392][ T3172]  <TASK>
[  122.728565][ T3172]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  122.728831][ T3172]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  122.729100][ T3172]  notifier_call_chain (kernel/notifier.c:85)
[  122.729390][ T3172]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[  122.729723][ T3172]  ? netdev_change_features (net/core/dev.c:11117)
[  122.729991][ T3172]  ? br_opt_toggle (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:767 net/bridge/br.c:391)
[  122.730263][ T3172]  br_add_if (net/bridge/br_if.c:683)
[  122.730506][ T3172]  do_set_master (net/core/rtnetlink.c:3011)
[  122.730774][ T3172]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  122.731040][ T3172]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  122.731336][ T3172]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  122.731614][ T3172]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  122.731936][ T3172]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  122.732203][ T3172]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  122.732500][ T3172]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  122.732768][ T3172]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  122.733027][ T3172]  ? __kernel_text_address (kernel/extable.c:79)
[  122.733291][ T3172]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  122.733588][ T3172]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  122.733859][ T3172]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  122.734126][ T3172]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  122.734419][ T3172]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  122.734687][ T3172]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  122.734952][ T3172]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  122.735222][ T3172]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  122.735518][ T3172]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  122.735782][ T3172]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  122.736049][ T3172]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  122.736335][ T3172]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  122.736607][ T3172]  ? nla_get_range_signed (lib/nlattr.c:270)
[  122.736879][ T3172]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  122.737143][ T3172]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  122.737444][ T3172]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  122.737710][ T3172]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  122.737977][ T3172]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  122.738243][ T3172]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  122.738530][ T3172]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  122.738800][ T3172]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  122.739062][ T3172]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  122.739346][ T3172]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  122.739625][ T3172]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  122.739893][ T3172]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  122.740165][ T3172]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  122.740458][ T3172]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  122.740725][ T3172]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  122.740988][ T3172]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  122.741260][ T3172]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  122.741566][ T3172]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  122.741837][ T3172]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  122.742089][ T3172]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  122.742374][ T3172]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  122.742658][ T3172]  ? 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))
[  122.742925][ T3172]  ? 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))
[  122.743197][ T3172]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  122.743499][ T3172]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  122.743776][ T3172]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  122.744050][ T3172]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  122.744336][ T3172]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  122.744617][ T3172]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  122.744887][ T3172]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  122.745154][ T3172]  ? copy_msghdr_from_user (net/socket.c:2635)
[  122.745443][ T3172]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  122.745766][ T3172]  ? move_addr_to_kernel (net/socket.c:258)
[  122.746034][ T3172]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  122.746303][ T3172]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  122.746600][ T3172]  ___sys_sendmsg (net/socket.c:2752)
[  122.746869][ T3172]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  122.747174][ T3172]  ? copy_msghdr_from_user (net/socket.c:2603)
[  122.747488][ T3172]  __sys_sendmsg (net/socket.c:2784)
[  122.747763][ T3172]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  122.748027][ T3172]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  122.748367][ T3172]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  122.748646][ T3172]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  122.748917][ T3172]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  122.749180][ T3172]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  122.749471][ T3172]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  122.749743][ T3172]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  122.750061][ T3172] RIP: 0033:0x7f4f13f0c08e
[  122.750359][ T3172] 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
[  122.751161][ T3172] RSP: 002b:00007ffedc523e30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  122.751565][ T3172] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4f13f0c08e
[  122.751936][ T3172] RDX: 0000000000000000 RSI: 00007ffedc523ee0 RDI: 0000000000000005
[  122.752307][ T3172] RBP: 00007ffedc523e40 R08: 0000000000000000 R09: 0000000000000000
[  122.752702][ T3172] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f3
[  122.753067][ T3172] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffedc5245b0
| [  123.068607][ T3196] ------------[ cut here ]------------
| [  123.068778][ T3196] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3196
| [  123.069063][ T3196] Modules linked in: vxlan
| [  123.069506][ T3196] Tainted: [W]=WARN
[  123.069610][ T3196] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  123.069780][ T3196] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  123.069962][ T3196] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  123.070471][ T3196] RSP: 0018:ffa0000005ce7090 EFLAGS: 00010286
[  123.070646][ T3196] RAX: 00000000ffffffa6 RBX: ff11000005664040 RCX: 1ff4000000b9cdd8
[  123.070853][ T3196] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000056640fc
[  123.071060][ T3196] RBP: ff1100001aa04000 R08: 1fe2200000acc821 R09: ff1100001c552e80
[  123.071267][ T3196] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  123.071483][ T3196] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  123.071689][ T3196] FS:  00007efd7947b840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  123.071934][ T3196] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  123.072112][ T3196] CR2: 000000000042e5e0 CR3: 0000000014fd5004 CR4: 0000000000771ef0
[  123.072326][ T3196] PKRU: 55555554
[  123.072435][ T3196] Call Trace:
[  123.072538][ T3196]  <TASK>
[  123.072610][ T3196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  123.072750][ T3196]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  123.072888][ T3196]  notifier_call_chain (kernel/notifier.c:85)
[  123.073032][ T3196]  __netdev_upper_dev_link (net/core/dev.c:8931)
[  123.073171][ T3196]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  123.073311][ T3196]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[  123.073466][ T3196]  netdev_upper_dev_link (net/core/dev.c:8972)
[  123.073604][ T3196]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[  123.073745][ T3196]  register_vlan_dev (net/8021q/vlan.c:183)
[  123.073883][ T3196]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  123.074043][ T3196]  vlan_newlink (net/8021q/vlan_netlink.c:194)
[  123.074184][ T3196]  ? nla_strscpy (lib/nlattr.c:795)
[  123.074328][ T3196]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[  123.074473][ T3196]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  123.074617][ T3196]  ? __dev_get_by_name (net/core/dev.c:883)
[  123.074756][ T3196]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  123.074901][ T3196]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  123.075045][ T3196]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  123.075184][ T3196]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  123.075330][ T3196]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  123.075476][ T3196]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  123.075613][ T3196]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  123.075750][ T3196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  123.075891][ T3196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  123.076033][ T3196]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  123.076169][ T3196]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  123.076306][ T3196]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  123.076462][ T3196]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  123.076600][ T3196]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  123.076739][ T3196]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  123.076875][ T3196]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  123.077016][ T3196]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  123.077153][ T3196]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  123.077289][ T3196]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  123.077439][ T3196]  ? 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))
[  123.077579][ T3196]  ? 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))
[  123.077717][ T3196]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  123.077854][ T3196]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  123.078000][ T3196]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  123.078140][ T3196]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  123.078278][ T3196]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  123.078424][ T3196]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  123.078562][ T3196]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  123.078700][ T3196]  ? copy_msghdr_from_user (net/socket.c:2635)
[  123.078835][ T3196]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  123.079007][ T3196]  ? move_addr_to_kernel (net/socket.c:258)
[  123.079147][ T3196]  ___sys_sendmsg (net/socket.c:2752)
[  123.079281][ T3196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  123.079428][ T3196]  ? copy_msghdr_from_user (net/socket.c:2603)
[  123.079574][ T3196]  ? 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))
[  123.079712][ T3196]  __sys_sendmsg (net/socket.c:2784)
[  123.079851][ T3196]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  123.079994][ T3196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  123.080131][ T3196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  123.080268][ T3196]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  123.080418][ T3196]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  123.080559][ T3196]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  123.080696][ T3196]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  123.080866][ T3196] RIP: 0033:0x7efd796b508e
[  123.081016][ T3196] 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
[  123.081509][ T3196] RSP: 002b:00007fff20bf41a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  123.081718][ T3196] RAX: ffffffffffffffda RBX: 00007fff20bf4960 RCX: 00007efd796b508e
[  123.081920][ T3196] RDX: 0000000000000000 RSI: 00007fff20bf4250 RDI: 0000000000000005
[  123.082123][ T3196] RBP: 00007fff20bf41b0 R08: 0000000000000000 R09: 0000000000000000
[  123.082330][ T3196] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f4
[  123.082540][ T3196] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff20bf4920
| [  123.084178][ T3196] ------------[ cut here ]------------
| [  123.084308][ T3196] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3196
| [  123.084580][ T3196] Modules linked in: vxlan
| [  123.084985][ T3196] Tainted: [W]=WARN
[  123.085085][ T3196] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  123.085255][ T3196] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  123.085439][ T3196] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  123.085911][ T3196] RSP: 0018:ffa0000005ce71b0 EFLAGS: 00010286
[  123.086081][ T3196] RAX: 00000000ffffffa6 RBX: ff11000011e3de00 RCX: 1ff4000000b9cdfc
[  123.086278][ T3196] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e3debc
[  123.086490][ T3196] RBP: ff1100001059c000 R08: 1fe22000023c7bd9 R09: ff1100001c552e80
[  123.086689][ T3196] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  123.086885][ T3196] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab76b3a0
[  123.087085][ T3196] FS:  00007efd7947b840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  123.087319][ T3196] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  123.087495][ T3196] CR2: 000000000042e5e0 CR3: 0000000014fd5004 CR4: 0000000000771ef0
[  123.087692][ T3196] PKRU: 55555554
[  123.087796][ T3196] Call Trace:
[  123.087895][ T3196]  <TASK>
[  123.087968][ T3196]  ? register_vlan_dev (net/8021q/vlan.c:188)
[  123.088106][ T3196]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  123.088240][ T3196]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  123.088381][ T3196]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  123.088486][ T3196]  __dev_notify_flags (net/core/dev.c:9787)
[  123.088620][ T3196]  ? netdev_update_features (net/core/dev.c:11098)
[  123.088764][ T3196]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[  123.088931][ T3196]  ? netif_change_name (net/core/dev.c:1495)
[  123.089067][ T3196]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  123.089199][ T3196]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[  123.089339][ T3196]  ? register_vlan_dev (net/8021q/vlan.c:196)
[  123.089477][ T3196]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  123.089608][ T3196]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[  123.089744][ T3196]  ? nla_strscpy (lib/nlattr.c:795)
[  123.089883][ T3196]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[  123.090020][ T3196]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  123.090152][ T3196]  ? __dev_get_by_name (net/core/dev.c:883)
[  123.090285][ T3196]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  123.090433][ T3196]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  123.090573][ T3196]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  123.090709][ T3196]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  123.090841][ T3196]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  123.090975][ T3196]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  123.091109][ T3196]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  123.091245][ T3196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  123.091388][ T3196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  123.091532][ T3196]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  123.091664][ T3196]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  123.091798][ T3196]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  123.091936][ T3196]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  123.092070][ T3196]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  123.092203][ T3196]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  123.092343][ T3196]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  123.092484][ T3196]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  123.092621][ T3196]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  123.092755][ T3196]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  123.092892][ T3196]  ? 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))
[  123.093028][ T3196]  ? 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))
[  123.093167][ T3196]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  123.093299][ T3196]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  123.093443][ T3196]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  123.093577][ T3196]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  123.093711][ T3196]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  123.093842][ T3196]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  123.093980][ T3196]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  123.094111][ T3196]  ? copy_msghdr_from_user (net/socket.c:2635)
[  123.094243][ T3196]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  123.094419][ T3196]  ? move_addr_to_kernel (net/socket.c:258)
[  123.094557][ T3196]  ___sys_sendmsg (net/socket.c:2752)
[  123.094687][ T3196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  123.094817][ T3196]  ? copy_msghdr_from_user (net/socket.c:2603)
[  123.094962][ T3196]  ? 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))
[  123.095101][ T3196]  __sys_sendmsg (net/socket.c:2784)
[  123.095238][ T3196]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  123.095382][ T3196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  123.095519][ T3196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  123.095651][ T3196]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  123.095782][ T3196]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  123.095915][ T3196]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  123.096049][ T3196]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  123.096213][ T3196] RIP: 0033:0x7efd796b508e
[  123.096354][ T3196] 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
[  123.096830][ T3196] RSP: 002b:00007fff20bf41a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  123.097033][ T3196] RAX: ffffffffffffffda RBX: 00007fff20bf4960 RCX: 00007efd796b508e
[  123.097228][ T3196] RDX: 0000000000000000 RSI: 00007fff20bf4250 RDI: 0000000000000005
[  123.097437][ T3196] RBP: 00007fff20bf41b0 R08: 0000000000000000 R09: 0000000000000000
[  123.097633][ T3196] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f4
[  123.097834][ T3196] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff20bf4920
| [  123.188753][ T3198] ------------[ cut here ]------------
| [  123.189058][ T3198] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3198
| [  123.190037][ T3198] Modules linked in: vxlan
| [  123.190848][ T3198] Tainted: [W]=WARN
[  123.191069][ T3198] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  123.191419][ T3198] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  123.191762][ T3198] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  123.192600][ T3198] RSP: 0018:ffa0000005e17020 EFLAGS: 00010286
[  123.192931][ T3198] RAX: 00000000ffffffa6 RBX: ff110000135971c0 RCX: 1ff4000000bc2dca
[  123.193309][ T3198] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001359727c
[  123.193715][ T3198] RBP: ff1100001059c000 R08: 1fe22000026b2e51 R09: ff1100001c5f8b58
[  123.194090][ T3198] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[  123.194493][ T3198] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  123.194872][ T3198] FS:  00007fba1c4c2840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  123.195285][ T3198] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  123.195638][ T3198] CR2: 00007fba1c7921a0 CR3: 0000000019c8a002 CR4: 0000000000771ef0
[  123.196016][ T3198] PKRU: 55555554
[  123.196237][ T3198] Call Trace:
[  123.196476][ T3198]  <TASK>
[  123.196644][ T3198]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[  123.196915][ T3198]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  123.197188][ T3198]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  123.197431][ T3198]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  123.197707][ T3198]  __dev_notify_flags (net/core/dev.c:9787)
[  123.197984][ T3198]  ? netif_change_name (net/core/dev.c:1495)
[  123.198262][ T3198]  ? __dev_change_flags (net/core/dev.c:9752)
[  123.198558][ T3198]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[  123.198831][ T3198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  123.199103][ T3198]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  123.199395][ T3198]  netif_change_flags (net/core/dev.c:9820)
[  123.199681][ T3198]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  123.199950][ T3198]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[  123.200218][ T3198]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  123.200512][ T3198]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  123.200836][ T3198]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  123.201103][ T3198]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  123.201385][ T3198]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  123.201666][ T3198]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  123.201943][ T3198]  ? __kernel_text_address (kernel/extable.c:79)
[  123.202216][ T3198]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  123.202517][ T3198]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  123.202791][ T3198]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  123.203061][ T3198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  123.203347][ T3198]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  123.203624][ T3198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  123.203892][ T3198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  123.204151][ T3198]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  123.204444][ T3198]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  123.204715][ T3198]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  123.204983][ T3198]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  123.205257][ T3198]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  123.205562][ T3198]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  123.205840][ T3198]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  123.206113][ T3198]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  123.206415][ T3198]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  123.206686][ T3198]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  123.206953][ T3198]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  123.207222][ T3198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  123.207523][ T3198]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  123.207793][ T3198]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  123.208053][ T3198]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  123.208340][ T3198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  123.208624][ T3198]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  123.208893][ T3198]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  123.209164][ T3198]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  123.209456][ T3198]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  123.209724][ T3198]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  123.209998][ T3198]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  123.210266][ T3198]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  123.210568][ T3198]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  123.210840][ T3198]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  123.211110][ T3198]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  123.211413][ T3198]  ? 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))
[  123.211678][ T3198]  ? 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))
[  123.211950][ T3198]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  123.212208][ T3198]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  123.212509][ T3198]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  123.212785][ T3198]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  123.213060][ T3198]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  123.213348][ T3198]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  123.213627][ T3198]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  123.213897][ T3198]  ? copy_msghdr_from_user (net/socket.c:2635)
[  123.214165][ T3198]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  123.214512][ T3198]  ? move_addr_to_kernel (net/socket.c:258)
[  123.214790][ T3198]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  123.215063][ T3198]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  123.215351][ T3198]  ___sys_sendmsg (net/socket.c:2752)
[  123.215626][ T3198]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  123.215949][ T3198]  ? copy_msghdr_from_user (net/socket.c:2603)
[  123.216244][ T3198]  __sys_sendmsg (net/socket.c:2784)
[  123.216543][ T3198]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  123.216820][ T3198]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  123.217132][ T3198]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  123.217428][ T3198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  123.217706][ T3198]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  123.217977][ T3198]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  123.218247][ T3198]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  123.218544][ T3198]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  123.218869][ T3198] RIP: 0033:0x7fba1c6fc08e
[  123.219146][ T3198] 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
[  123.219988][ T3198] RSP: 002b:00007fff09d21470 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  123.220382][ T3198] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fba1c6fc08e
[  123.220772][ T3198] RDX: 0000000000000000 RSI: 00007fff09d21520 RDI: 0000000000000005
[  123.221141][ T3198] RBP: 00007fff09d21480 R08: 0000000000000000 R09: 0000000000000000
[  123.221536][ T3198] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f4
[  123.221908][ T3198] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff09d21bf0
| [  123.271584][ T3199] ------------[ cut here ]------------
| [  123.271749][ T3199] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3199
| [  123.272027][ T3199] Modules linked in: vxlan
| [  123.273080][ T3199] Tainted: [W]=WARN
[  123.273187][ T3199] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  123.273365][ T3199] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  123.273553][ T3199] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  123.274044][ T3199] RSP: 0018:ffa0000005e26f70 EFLAGS: 00010286
[  123.274217][ T3199] RAX: 00000000ffffffa6 RBX: ff11000012a61a80 RCX: 1ff4000000bc4db4
[  123.274433][ T3199] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012a61b3c
[  123.274635][ T3199] RBP: ff1100001b01c000 R08: 1fe220000254c369 R09: ff1100001c5fae80
[  123.274839][ T3199] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  123.275047][ T3199] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  123.275252][ T3199] FS:  00007f547d162840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  123.275512][ T3199] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  123.275692][ T3199] CR2: 00007f547d4321a0 CR3: 000000001c2bf002 CR4: 0000000000771ef0
[  123.275899][ T3199] PKRU: 55555554
[  123.276005][ T3199] Call Trace:
[  123.276109][ T3199]  <TASK>
[  123.276182][ T3199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  123.276327][ T3199]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  123.276471][ T3199]  notifier_call_chain (kernel/notifier.c:85)
[  123.276615][ T3199]  __netdev_upper_dev_link (net/core/dev.c:8931)
[  123.276758][ T3199]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  123.276900][ T3199]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[  123.277043][ T3199]  netdev_upper_dev_link (net/core/dev.c:8972)
[  123.277182][ T3199]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[  123.277326][ T3199] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[  123.277483][ T3199]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[  123.277626][ T3199] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[  123.277771][ T3199]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[  123.277913][ T3199]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[  123.278053][ T3199]  ? nla_strscpy (lib/nlattr.c:795)
[  123.278192][ T3199]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[  123.278335][ T3199]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  123.278478][ T3199]  ? __dev_get_by_name (net/core/dev.c:883)
[  123.278615][ T3199]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  123.278760][ T3199]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  123.278901][ T3199]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  123.279043][ T3199]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  123.279180][ T3199]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  123.279324][ T3199]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  123.279472][ T3199]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  123.279608][ T3199]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  123.279755][ T3199]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  123.279897][ T3199]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  123.280039][ T3199]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  123.280177][ T3199]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  123.280323][ T3199]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  123.280467][ T3199]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  123.280609][ T3199]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  123.280747][ T3199]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  123.280889][ T3199]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  123.281030][ T3199]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  123.281169][ T3199]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  123.281312][ T3199]  ? 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))
[  123.281459][ T3199]  ? 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))
[  123.281600][ T3199]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  123.281737][ T3199]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  123.281875][ T3199]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  123.282020][ T3199]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  123.282159][ T3199]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  123.282299][ T3199]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  123.282452][ T3199]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  123.282592][ T3199]  ? copy_msghdr_from_user (net/socket.c:2635)
[  123.282730][ T3199]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  123.282901][ T3199]  ? move_addr_to_kernel (net/socket.c:258)
[  123.283045][ T3199]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  123.283185][ T3199]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  123.283332][ T3199]  ___sys_sendmsg (net/socket.c:2752)
[  123.283475][ T3199]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  123.283648][ T3199]  ? copy_msghdr_from_user (net/socket.c:2603)
[  123.283798][ T3199]  __sys_sendmsg (net/socket.c:2784)
[  123.283936][ T3199]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  123.284079][ T3199]  ? vfs_write (./include/linux/fsnotify.h:96 ./include/linux/fsnotify.h:113 ./include/linux/fsnotify.h:127 ./include/linux/fsnotify.h:116 ./include/linux/fsnotify.h:433 fs/read_write.c:692)
[  123.284222][ T3199]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  123.284429][ T3199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  123.284567][ T3199]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  123.284705][ T3199]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  123.284843][ T3199]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  123.284984][ T3199]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  123.285154][ T3199] RIP: 0033:0x7f547d39c08e
[  123.285300][ T3199] 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
[  123.285860][ T3199] RSP: 002b:00007ffc90cc2350 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  123.286070][ T3199] RAX: ffffffffffffffda RBX: 00007ffc90cc2af8 RCX: 00007f547d39c08e
[  123.286278][ T3199] RDX: 0000000000000000 RSI: 00007ffc90cc2400 RDI: 0000000000000005
[  123.286547][ T3199] RBP: 00007ffc90cc2360 R08: 0000000000000000 R09: 0000000000000000
[  123.286750][ T3199] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f4
[  123.286955][ T3199] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc90cc2ad0
| [  123.288635][ T3199] ------------[ cut here ]------------
| [  123.288768][ T3199] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3199
| [  123.289039][ T3199] Modules linked in: vxlan
| [  123.289475][ T3199] Tainted: [W]=WARN
[  123.289580][ T3199] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  123.289752][ T3199] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  123.289931][ T3199] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  123.290435][ T3199] RSP: 0018:ffa0000005e26fd0 EFLAGS: 00010286
[  123.290608][ T3199] RAX: 00000000ffffffa6 RBX: ff11000012a60e40 RCX: 1ff4000000bc4dc0
[  123.290815][ T3199] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012a60efc
[  123.291023][ T3199] RBP: ff1100001bd52000 R08: 1fe220000254c1e1 R09: ff1100001c5fae80
[  123.291227][ T3199] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  123.291441][ T3199] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001bd52e44
[  123.291647][ T3199] FS:  00007f547d162840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  123.291889][ T3199] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  123.292063][ T3199] CR2: 00007f547d4321a0 CR3: 000000001c2bf002 CR4: 0000000000771ef0
[  123.292268][ T3199] PKRU: 55555554
[  123.292378][ T3199] Call Trace:
[  123.292484][ T3199]  <TASK>
[  123.292555][ T3199]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  123.292695][ T3199]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  123.292803][ T3199]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  123.292945][ T3199]  __dev_notify_flags (net/core/dev.c:9787)
[  123.293086][ T3199]  ? netif_change_name (net/core/dev.c:1495)
[  123.293225][ T3199]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[  123.293371][ T3199]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[  123.293515][ T3199]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[  123.293655][ T3199] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[  123.293799][ T3199]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[  123.293945][ T3199] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[  123.294085][ T3199]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[  123.294228][ T3199]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[  123.294372][ T3199]  ? nla_strscpy (lib/nlattr.c:795)
[  123.294517][ T3199]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[  123.294658][ T3199]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  123.294797][ T3199]  ? __dev_get_by_name (net/core/dev.c:883)
[  123.294933][ T3199]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  123.295081][ T3199]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  123.295223][ T3199]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  123.295368][ T3199]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  123.295512][ T3199]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  123.295650][ T3199]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  123.295787][ T3199]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  123.295925][ T3199]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  123.296070][ T3199]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  123.296208][ T3199]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  123.296352][ T3199]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  123.296497][ T3199]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  123.296636][ T3199]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  123.296773][ T3199]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  123.296914][ T3199]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  123.297052][ T3199]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  123.297191][ T3199]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  123.297332][ T3199]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  123.297476][ T3199]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  123.297619][ T3199]  ? 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))
[  123.297756][ T3199]  ? 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))
[  123.297896][ T3199]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  123.298039][ T3199]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  123.298178][ T3199]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  123.298332][ T3199]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  123.298478][ T3199]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  123.298616][ T3199]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  123.298759][ T3199]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  123.298895][ T3199]  ? copy_msghdr_from_user (net/socket.c:2635)
[  123.299037][ T3199]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  123.299206][ T3199]  ? move_addr_to_kernel (net/socket.c:258)
[  123.299351][ T3199]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  123.299496][ T3199]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  123.299638][ T3199]  ___sys_sendmsg (net/socket.c:2752)
[  123.299775][ T3199]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  123.299952][ T3199]  ? copy_msghdr_from_user (net/socket.c:2603)
[  123.300104][ T3199]  __sys_sendmsg (net/socket.c:2784)
[  123.300246][ T3199]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  123.300388][ T3199]  ? vfs_write (./include/linux/fsnotify.h:96 ./include/linux/fsnotify.h:113 ./include/linux/fsnotify.h:127 ./include/linux/fsnotify.h:116 ./include/linux/fsnotify.h:433 fs/read_write.c:692)
[  123.300535][ T3199]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  123.300674][ T3199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  123.300813][ T3199]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  123.300954][ T3199]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  123.301092][ T3199]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  123.301232][ T3199]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  123.301414][ T3199] RIP: 0033:0x7f547d39c08e
[  123.301558][ T3199] 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
[  123.302052][ T3199] RSP: 002b:00007ffc90cc2350 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  123.302262][ T3199] RAX: ffffffffffffffda RBX: 00007ffc90cc2af8 RCX: 00007f547d39c08e
[  123.302479][ T3199] RDX: 0000000000000000 RSI: 00007ffc90cc2400 RDI: 0000000000000005
[  123.302687][ T3199] RBP: 00007ffc90cc2360 R08: 0000000000000000 R09: 0000000000000000
[  123.302893][ T3199] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f4
[  123.303107][ T3199] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc90cc2ad0
| [  123.334488][ T3200] ------------[ cut here ]------------
| [  123.334630][ T3200] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3200
| [  123.334879][ T3200] Modules linked in: vxlan
| [  123.335271][ T3200] Tainted: [W]=WARN
[  123.335909][ T3200] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  123.336073][ T3200] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  123.336244][ T3200] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  123.336716][ T3200] RSP: 0018:ffa0000005e27150 EFLAGS: 00010286
[  123.336877][ T3200] RAX: 00000000ffffffa6 RBX: ff11000010c57540 RCX: 1ff4000000bc4df0
[  123.337071][ T3200] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010c575fc
[  123.337262][ T3200] RBP: ff1100001c422000 R08: 1fe220000218aec1 R09: ff1100001c5fd158
[  123.337475][ T3200] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  123.337665][ T3200] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001b1cb4c0
[  123.337855][ T3200] FS:  00007fa7d3038840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  123.338081][ T3200] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  123.338241][ T3200] CR2: 00000000004ec910 CR3: 0000000014f8c004 CR4: 0000000000771ef0
[  123.338446][ T3200] PKRU: 55555554
[  123.338544][ T3200] Call Trace:
[  123.338639][ T3200]  <TASK>
[  123.338705][ T3200]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  123.338839][ T3200]  ? notifier_call_chain (kernel/notifier.c:85)
[  123.338974][ T3200]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  123.339072][ T3200]  netif_state_change (net/core/dev.c:1605)
[  123.339202][ T3200]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[  123.339364][ T3200]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6))
[  123.339531][ T3200]  linkwatch_sync_dev (net/core/link_watch.c:295)
[  123.339658][ T3200]  rtnl_getlink (net/core/rtnetlink.c:4273)
[  123.339785][ T3200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  123.339914][ T3200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  123.340043][ T3200]  ? rtnl_dump_ifinfo (./include/net/netlink.h:1236)
[  123.340176][ T3200]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  123.340304][ T3200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  123.340442][ T3200]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  123.340587][ T3200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  123.340714][ T3200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  123.340841][ T3200]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  123.340972][ T3200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  123.341103][ T3200]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  123.341233][ T3200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  123.341367][ T3200]  ? rtnl_dump_ifinfo (./include/net/netlink.h:1236)
[  123.341500][ T3200]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  123.341625][ T3200]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  123.341750][ T3200]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  123.341882][ T3200]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  123.342013][ T3200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  123.342140][ T3200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  123.342269][ T3200]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  123.342408][ T3200]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  123.342536][ T3200]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  123.342666][ T3200]  ? 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))
[  123.342792][ T3200]  ? 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))
[  123.342923][ T3200]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  123.343055][ T3200]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  123.343182][ T3200]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  123.343310][ T3200]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  123.343450][ T3200]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  123.343580][ T3200]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  123.343709][ T3200]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  123.343842][ T3200]  ? copy_msghdr_from_user (net/socket.c:2635)
[  123.343973][ T3200]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  123.344131][ T3200]  ? move_addr_to_kernel (net/socket.c:258)
[  123.344259][ T3200]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  123.344392][ T3200]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  123.344564][ T3200]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  123.344690][ T3200]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  123.344853][ T3200]  ___sys_sendmsg (net/socket.c:2752)
[  123.344984][ T3200]  ? copy_msghdr_from_user (net/socket.c:2603)
[  123.345113][ T3200]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  123.345249][ T3200]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[  123.345381][ T3200]  ? do_getsockname (net/socket.c:2192)
[  123.345518][ T3200]  __sys_sendmsg (net/socket.c:2784)
[  123.345645][ T3200]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  123.345779][ T3200]  ? __sys_getsockname (net/socket.c:2210)
[  123.345906][ T3200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  123.346039][ T3200]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  123.346167][ T3200]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  123.346294][ T3200]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  123.346431][ T3200]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  123.346590][ T3200] RIP: 0033:0x7fa7d327208e
[  123.346723][ T3200] 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
[  123.347184][ T3200] RSP: 002b:00007ffc491f6ff0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  123.347389][ T3200] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa7d327208e
[  123.347584][ T3200] RDX: 0000000000000000 RSI: 00007ffc491f70a0 RDI: 0000000000000006
[  123.347775][ T3200] RBP: 00007ffc491f7000 R08: 0000000000000000 R09: 0000000000000000
[  123.347971][ T3200] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f4
[  123.348165][ T3200] R13: 00007ffc491f7150 R14: 00007ffc491f8d98 R15: 00000000fffffff5
| [  123.352283][ T3200] ------------[ cut here ]------------
| [  123.352427][ T3200] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3200
| [  123.352686][ T3200] Modules linked in: vxlan
| [  123.353086][ T3200] Tainted: [W]=WARN
[  123.353185][ T3200] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  123.353359][ T3200] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  123.353537][ T3200] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  123.354000][ T3200] RSP: 0018:ffa0000005e26ee0 EFLAGS: 00010286
[  123.354170][ T3200] RAX: 00000000ffffffa6 RBX: ff11000012b0b8c0 RCX: 1ff4000000bc4da2
[  123.354369][ T3200] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0b97c
[  123.354568][ T3200] RBP: ff1100001bd52000 R08: 1fe2200002561731 R09: ff1100001c5fd158
[  123.354761][ T3200] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  123.354956][ T3200] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  123.355157][ T3200] FS:  00007fa7d3038840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  123.355395][ T3200] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  123.355566][ T3200] CR2: 0000000030016988 CR3: 0000000014f8c004 CR4: 0000000000771ef0
[  123.355764][ T3200] PKRU: 55555554
[  123.355863][ T3200] Call Trace:
[  123.355967][ T3200]  <TASK>
[  123.356035][ T3200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  123.356166][ T3200]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  123.356298][ T3200]  notifier_call_chain (kernel/notifier.c:85)
[  123.356443][ T3200]  __netdev_upper_dev_link (net/core/dev.c:8931)
[  123.356575][ T3200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  123.356707][ T3200]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  123.356840][ T3200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  123.356982][ T3200]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[  123.357114][ T3200]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[  123.357247][ T3200]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[  123.357390][ T3200]  ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:45)
[  123.357528][ T3200]  ? netdev_rx_handler_register (net/core/dev.c:5900)
[  123.357664][ T3200]  br_add_if (net/bridge/br_if.c:619)
[  123.357771][ T3200]  do_set_master (net/core/rtnetlink.c:3011)
[  123.357904][ T3200]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  123.358040][ T3200]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  123.358180][ T3200]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  123.358320][ T3200]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  123.358495][ T3200]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  123.358628][ T3200]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  123.358761][ T3200]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  123.358891][ T3200]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  123.359027][ T3200]  ? __kernel_text_address (kernel/extable.c:79)
[  123.359161][ T3200]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  123.359297][ T3200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  123.359621][ T3200]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  123.359758][ T3200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  123.359894][ T3200]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  123.360031][ T3200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  123.360167][ T3200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  123.360305][ T3200]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  123.360596][ T3200]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  123.360729][ T3200]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  123.360859][ T3200]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  123.360995][ T3200]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  123.361129][ T3200]  ? nla_get_range_signed (lib/nlattr.c:270)
[  123.361265][ T3200]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  123.361480][ T3200]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  123.361614][ T3200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  123.361801][ T3200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  123.361934][ T3200]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  123.362070][ T3200]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  123.362202][ T3200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  123.362399][ T3200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  123.362536][ T3200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  123.362667][ T3200]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  123.362798][ T3200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  123.362931][ T3200]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  123.363069][ T3200]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  123.363202][ T3200]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  123.363392][ T3200]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  123.363536][ T3200]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  123.363670][ T3200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  123.363801][ T3200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  123.363935][ T3200]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  123.364072][ T3200]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  123.364207][ T3200]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  123.364406][ T3200]  ? 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))
[  123.364538][ T3200]  ? 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))
[  123.364672][ T3200]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  123.364804][ T3200]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  123.364937][ T3200]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  123.365073][ T3200]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  123.365208][ T3200]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  123.365619][ T3200]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  123.365758][ T3200]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  123.365895][ T3200]  ? copy_msghdr_from_user (net/socket.c:2635)
[  123.366030][ T3200]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  123.366200][ T3200]  ? move_addr_to_kernel (net/socket.c:258)
[  123.366480][ T3200]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  123.366615][ T3200]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  123.366748][ T3200]  ___sys_sendmsg (net/socket.c:2752)
[  123.366878][ T3200]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  123.367048][ T3200]  ? copy_msghdr_from_user (net/socket.c:2603)
[  123.367192][ T3200]  __sys_sendmsg (net/socket.c:2784)
[  123.367384][ T3200]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  123.367526][ T3200]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  123.367692][ T3200]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  123.367825][ T3200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  123.367959][ T3200]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  123.368093][ T3200]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  123.368225][ T3200]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  123.368421][ T3200]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  123.368585][ T3200] RIP: 0033:0x7fa7d327208e
[  123.368721][ T3200] 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
[  123.369197][ T3200] RSP: 002b:00007ffc491f8600 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  123.369463][ T3200] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa7d327208e
[  123.369661][ T3200] RDX: 0000000000000000 RSI: 00007ffc491f86b0 RDI: 0000000000000005
[  123.369858][ T3200] RBP: 00007ffc491f8610 R08: 0000000000000000 R09: 0000000000000000
[  123.370059][ T3200] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f4
[  123.370256][ T3200] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc491f8d80
| [  123.372610][ T3200] ------------[ cut here ]------------
| [  123.372744][ T3200] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3200
| [  123.373017][ T3200] Modules linked in: vxlan
| [  123.373456][ T3200] Tainted: [W]=WARN
[  123.373559][ T3200] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  123.373729][ T3200] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  123.373906][ T3200] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  123.374407][ T3200] RSP: 0018:ffa0000005e26ea0 EFLAGS: 00010286
[  123.374581][ T3200] RAX: 00000000ffffffa6 RBX: ff11000013705e00 RCX: 1ff4000000bc4d9a
[  123.374786][ T3200] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013705ebc
[  123.374990][ T3200] RBP: ff1100001bd52000 R08: 1fe22000026e0bd9 R09: ff1100001c5fd158
[  123.375195][ T3200] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000100
[  123.375416][ T3200] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001be4c008
[  123.375622][ T3200] FS:  00007fa7d3038840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  123.375862][ T3200] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  123.376038][ T3200] CR2: 00007fb483584f98 CR3: 0000000014f8c004 CR4: 0000000000771ef0
[  123.376247][ T3200] PKRU: 55555554
[  123.376357][ T3200] Call Trace:
[  123.376467][ T3200]  <TASK>
[  123.376544][ T3200]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  123.376684][ T3200]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  123.376789][ T3200]  __dev_notify_flags (net/core/dev.c:9787)
[  123.376930][ T3200]  ? netdev_notice (net/core/dev.c:13008)
[  123.377075][ T3200]  ? netif_change_name (net/core/dev.c:1495)
[  123.377214][ T3200]  ? dev_get_min_mp_channel_count (./include/net/netdev_lock.h:30 (discriminator 1))
[  123.377396][ T3200]  ? netif_disable_lro (net/core/dev.c:11098 net/core/dev.c:1830)
[  123.377539][ T3200]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  123.377678][ T3200]  __dev_set_promiscuity (net/core/dev.c:9630)
[  123.377815][ T3200]  netif_set_promiscuity (net/core/dev.c:9639)
[  123.377963][ T3200]  dev_set_promiscuity (net/core/dev_api.c:288)
[  123.378100][ T3200]  br_port_set_promisc (net/bridge/br_if.c:108)
[  123.378236][ T3200]  br_manage_promisc (net/bridge/br_if.c:174)
[  123.378379][ T3200]  br_add_if (net/bridge/br_if.c:242 net/bridge/br_if.c:627)
[  123.378489][ T3200]  do_set_master (net/core/rtnetlink.c:3011)
[  123.378625][ T3200]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  123.378761][ T3200]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  123.378900][ T3200]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  123.379041][ T3200]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  123.379214][ T3200]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  123.379359][ T3200]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  123.379502][ T3200]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  123.379640][ T3200]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  123.379776][ T3200]  ? __kernel_text_address (kernel/extable.c:79)
[  123.379920][ T3200]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  123.380060][ T3200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  123.380198][ T3200]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  123.380343][ T3200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  123.380484][ T3200]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  123.380620][ T3200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  123.380756][ T3200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  123.380893][ T3200]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  123.381033][ T3200]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  123.381172][ T3200]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  123.381312][ T3200]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  123.381465][ T3200]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  123.381602][ T3200]  ? nla_get_range_signed (lib/nlattr.c:270)
[  123.381740][ T3200]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  123.381880][ T3200]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  123.382023][ T3200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  123.382161][ T3200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  123.382300][ T3200]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  123.382451][ T3200]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  123.382587][ T3200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  123.382727][ T3200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  123.382863][ T3200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  123.383003][ T3200]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  123.383141][ T3200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  123.383283][ T3200]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  123.383434][ T3200]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  123.383574][ T3200]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  123.383711][ T3200]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  123.383847][ T3200]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  123.383991][ T3200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  123.384130][ T3200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  123.384269][ T3200]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  123.384421][ T3200]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  123.384559][ T3200]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  123.384709][ T3200]  ? 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))
[  123.384845][ T3200]  ? 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))
[  123.384986][ T3200]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  123.385125][ T3200]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  123.385267][ T3200]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  123.385419][ T3200]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  123.385561][ T3200]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  123.385700][ T3200]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  123.385838][ T3200]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  123.385980][ T3200]  ? copy_msghdr_from_user (net/socket.c:2635)
[  123.386117][ T3200]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  123.386286][ T3200]  ? move_addr_to_kernel (net/socket.c:258)
[  123.386440][ T3200]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  123.386581][ T3200]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  123.386720][ T3200]  ___sys_sendmsg (net/socket.c:2752)
[  123.386859][ T3200]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  123.387031][ T3200]  ? copy_msghdr_from_user (net/socket.c:2603)
[  123.387179][ T3200]  __sys_sendmsg (net/socket.c:2784)
[  123.387325][ T3200]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  123.387470][ T3200]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  123.387646][ T3200]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  123.387783][ T3200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  123.387927][ T3200]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  123.388066][ T3200]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  123.388202][ T3200]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  123.388347][ T3200]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  123.388523][ T3200] RIP: 0033:0x7fa7d327208e
[  123.388666][ T3200] 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
[  123.389161][ T3200] RSP: 002b:00007ffc491f8600 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  123.389373][ T3200] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa7d327208e
[  123.389584][ T3200] RDX: 0000000000000000 RSI: 00007ffc491f86b0 RDI: 0000000000000005
[  123.389786][ T3200] RBP: 00007ffc491f8610 R08: 0000000000000000 R09: 0000000000000000
[  123.389990][ T3200] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f4
[  123.390194][ T3200] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc491f8d80
| [  123.397834][ T3200] ------------[ cut here ]------------
| [  123.397979][ T3200] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3200
| [  123.398248][ T3200] Modules linked in: vxlan
| [  123.398660][ T3200] Tainted: [W]=WARN
[  123.398760][ T3200] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  123.398926][ T3200] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  123.399101][ T3200] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  123.399592][ T3200] RSP: 0018:ffa0000005e26e20 EFLAGS: 00010286
[  123.399760][ T3200] RAX: 00000000ffffffa6 RBX: ff11000010b911c0 RCX: 1ff4000000bc4d8a
[  123.399966][ T3200] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010b9127c
[  123.400166][ T3200] RBP: ff1100001c422000 R08: 1fe2200002172251 R09: ff1100001c5fd158
[  123.400369][ T3200] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  123.400575][ T3200] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  123.400773][ T3200] FS:  00007fa7d3038840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  123.401010][ T3200] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  123.401179][ T3200] CR2: 00007fb483584f98 CR3: 0000000014f8c004 CR4: 0000000000771ef0
[  123.401383][ T3200] PKRU: 55555554
[  123.401486][ T3200] Call Trace:
[  123.401584][ T3200]  <TASK>
[  123.401651][ T3200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  123.401781][ T3200]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  123.401919][ T3200]  notifier_call_chain (kernel/notifier.c:85)
[  123.402057][ T3200]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[  123.402191][ T3200]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[  123.402333][ T3200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  123.402472][ T3200]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  123.402604][ T3200]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[  123.402773][ T3200]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  123.402906][ T3200]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6))
[  123.403083][ T3200]  netif_set_mtu (net/core/dev.c:9910)
[  123.403215][ T3200]  ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2))
[  123.403355][ T3200]  ? br_get_link_af_size_filtered (./include/linux/rcupdate.h:871 net/bridge/br_netlink.c:114)
[  123.403527][ T3200]  dev_set_mtu (net/core/dev_api.c:249)
[  123.403632][ T3200]  br_mtu_auto_adjust (net/bridge/br_if.c:525 (discriminator 1) net/bridge/br_if.c:514 (discriminator 1))
[  123.403763][ T3200]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[  123.403900][ T3200]  br_add_if (net/bridge/br_if.c:681)
[  123.404007][ T3200]  do_set_master (net/core/rtnetlink.c:3011)
[  123.404140][ T3200]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  123.404279][ T3200]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  123.404423][ T3200]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  123.404557][ T3200]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  123.404721][ T3200]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  123.404853][ T3200]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  123.404987][ T3200]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  123.405122][ T3200]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  123.405253][ T3200]  ? __kernel_text_address (kernel/extable.c:79)
[  123.405391][ T3200]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  123.405536][ T3200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  123.405667][ T3200]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  123.405801][ T3200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  123.405934][ T3200]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  123.406071][ T3200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  123.406208][ T3200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  123.406347][ T3200]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  123.406486][ T3200]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  123.406623][ T3200]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  123.406756][ T3200]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  123.406889][ T3200]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  123.407023][ T3200]  ? nla_get_range_signed (lib/nlattr.c:270)
[  123.407161][ T3200]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  123.407299][ T3200]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  123.407447][ T3200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  123.407581][ T3200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  123.407713][ T3200]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  123.407846][ T3200]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  123.407981][ T3200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  123.408120][ T3200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  123.408252][ T3200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  123.408389][ T3200]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  123.408528][ T3200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  123.408661][ T3200]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  123.408793][ T3200]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  123.408925][ T3200]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  123.409062][ T3200]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  123.409198][ T3200]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  123.409337][ T3200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  123.409475][ T3200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  123.409609][ T3200]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  123.409741][ T3200]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  123.409875][ T3200]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  123.410017][ T3200]  ? 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))
[  123.410152][ T3200]  ? 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))
[  123.410286][ T3200]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  123.410438][ T3200]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  123.410571][ T3200]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  123.410712][ T3200]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  123.410846][ T3200]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  123.410984][ T3200]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  123.411120][ T3200]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  123.411255][ T3200]  ? copy_msghdr_from_user (net/socket.c:2635)
[  123.411393][ T3200]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  123.411569][ T3200]  ? move_addr_to_kernel (net/socket.c:258)
[  123.411707][ T3200]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  123.411839][ T3200]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  123.411979][ T3200]  ___sys_sendmsg (net/socket.c:2752)
[  123.412111][ T3200]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  123.412279][ T3200]  ? copy_msghdr_from_user (net/socket.c:2603)
[  123.412432][ T3200]  __sys_sendmsg (net/socket.c:2784)
[  123.412567][ T3200]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  123.412701][ T3200]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  123.412868][ T3200]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  123.413005][ T3200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  123.413141][ T3200]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  123.413278][ T3200]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  123.413419][ T3200]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  123.413551][ T3200]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  123.413719][ T3200] RIP: 0033:0x7fa7d327208e
[  123.413856][ T3200] 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
[  123.414341][ T3200] RSP: 002b:00007ffc491f8600 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  123.414550][ T3200] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa7d327208e
[  123.414749][ T3200] RDX: 0000000000000000 RSI: 00007ffc491f86b0 RDI: 0000000000000005
[  123.414949][ T3200] RBP: 00007ffc491f8610 R08: 0000000000000000 R09: 0000000000000000
[  123.415149][ T3200] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f4
[  123.415351][ T3200] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc491f8d80
| [  123.417173][ T3200] ------------[ cut here ]------------
| [  123.417298][ T3200] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3200
| [  123.417559][ T3200] Modules linked in: vxlan
| [  123.418032][ T3200] Tainted: [W]=WARN
[  123.418129][ T3200] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  123.418383][ T3200] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  123.418552][ T3200] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  123.419096][ T3200] RSP: 0018:ffa0000005e26f78 EFLAGS: 00010286
[  123.419260][ T3200] RAX: 00000000ffffffa6 RBX: ff11000010b91380 RCX: 1ff4000000bc4db5
[  123.419461][ T3200] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010b9143c
[  123.419737][ T3200] RBP: ff1100001c422000 R08: 1fe2200002172289 R09: ff1100001c5fd158
[  123.419926][ T3200] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  123.420208][ T3200] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000001
[  123.420412][ T3200] FS:  00007fa7d3038840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  123.420637][ T3200] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  123.420881][ T3200] CR2: 00007fb483584f98 CR3: 0000000014f8c004 CR4: 0000000000771ef0
[  123.421076][ T3200] PKRU: 55555554
[  123.421174][ T3200] Call Trace:
[  123.421269][ T3200]  <TASK>
[  123.421340][ T3200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  123.421477][ T3200]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  123.421605][ T3200]  notifier_call_chain (kernel/notifier.c:85)
[  123.421735][ T3200]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[  123.421984][ T3200]  ? br_get_link_af_size_filtered (./include/linux/rcupdate.h:871 net/bridge/br_netlink.c:114)
[  123.422144][ T3200]  ? netdev_change_features (net/core/dev.c:11117)
[  123.422277][ T3200]  ? br_opt_toggle (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 net/bridge/br.c:402)
[  123.422416][ T3200]  br_add_if (net/bridge/br_if.c:683)
[  123.422600][ T3200]  do_set_master (net/core/rtnetlink.c:3011)
[  123.422728][ T3200]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  123.422856][ T3200]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  123.422989][ T3200]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  123.423205][ T3200]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  123.423371][ T3200]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  123.423506][ T3200]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  123.423642][ T3200]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  123.423853][ T3200]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  123.423984][ T3200]  ? __kernel_text_address (kernel/extable.c:79)
[  123.424112][ T3200]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  123.424247][ T3200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  123.424469][ T3200]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  123.424598][ T3200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  123.424725][ T3200]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  123.424853][ T3200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  123.425070][ T3200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  123.425199][ T3200]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  123.425331][ T3200]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  123.425464][ T3200]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  123.425678][ T3200]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  123.425807][ T3200]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  123.425936][ T3200]  ? nla_get_range_signed (lib/nlattr.c:270)
[  123.426070][ T3200]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  123.426285][ T3200]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  123.426422][ T3200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  123.426549][ T3200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  123.426676][ T3200]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  123.426889][ T3200]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  123.427017][ T3200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  123.427147][ T3200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  123.427274][ T3200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  123.427412][ T3200]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  123.427541][ T3200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  123.427674][ T3200]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  123.427804][ T3200]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  123.428021][ T3200]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  123.428147][ T3200]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  123.428273][ T3200]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  123.428415][ T3200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  123.428625][ T3200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  123.428755][ T3200]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  123.428883][ T3200]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  123.429016][ T3200]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  123.429231][ T3200]  ? 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))
[  123.429364][ T3200]  ? 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))
[  123.429499][ T3200]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  123.429630][ T3200]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  123.429841][ T3200]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  123.429973][ T3200]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  123.430109][ T3200]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  123.430239][ T3200]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  123.430465][ T3200]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  123.430592][ T3200]  ? copy_msghdr_from_user (net/socket.c:2635)
[  123.430719][ T3200]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  123.430876][ T3200]  ? move_addr_to_kernel (net/socket.c:258)
[  123.431094][ T3200]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  123.431223][ T3200]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  123.431360][ T3200]  ___sys_sendmsg (net/socket.c:2752)
[  123.431496][ T3200]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  123.431736][ T3200]  ? copy_msghdr_from_user (net/socket.c:2603)
[  123.431876][ T3200]  __sys_sendmsg (net/socket.c:2784)
[  123.432009][ T3200]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  123.432219][ T3200]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  123.432384][ T3200]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  123.432520][ T3200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  123.432650][ T3200]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  123.432861][ T3200]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  123.432990][ T3200]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  123.433116][ T3200]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  123.433279][ T3200] RIP: 0033:0x7fa7d327208e
[  123.433420][ T3200] 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
[  123.433981][ T3200] RSP: 002b:00007ffc491f8600 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  123.434172][ T3200] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa7d327208e
[  123.434367][ T3200] RDX: 0000000000000000 RSI: 00007ffc491f86b0 RDI: 0000000000000005
[  123.434654][ T3200] RBP: 00007ffc491f8610 R08: 0000000000000000 R09: 0000000000000000
[  123.434843][ T3200] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f4
[  123.435037][ T3200] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc491f8d80
| [  123.474135][ T3201] ------------[ cut here ]------------
| [  123.474285][ T3201] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3201
| [  123.474554][ T3201] Modules linked in: vxlan
| [  123.474955][ T3201] Tainted: [W]=WARN
[  123.475052][ T3201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  123.475212][ T3201] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  123.475386][ T3201] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  123.475853][ T3201] RSP: 0018:ffa0000005e37020 EFLAGS: 00010286
[  123.476018][ T3201] RAX: 00000000ffffffa6 RBX: ff1100001472ac80 RCX: 1ff4000000bc6dca
[  123.476209][ T3201] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001472ad3c
[  123.476409][ T3201] RBP: ff1100001bd52000 R08: 1fe22000028e55a9 R09: ff1100001688d158
[  123.476607][ T3201] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[  123.476803][ T3201] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  123.477002][ T3201] FS:  00007fa08711f840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  123.477228][ T3201] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  123.477397][ T3201] CR2: 0000000010d59988 CR3: 000000001c5c3006 CR4: 0000000000771ef0
[  123.477596][ T3201] PKRU: 55555554
[  123.477692][ T3201] Call Trace:
[  123.477787][ T3201]  <TASK>
[  123.477853][ T3201]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  123.477986][ T3201]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  123.478083][ T3201]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  123.478217][ T3201]  __dev_notify_flags (net/core/dev.c:9787)
[  123.478356][ T3201]  ? netif_change_name (net/core/dev.c:1495)
[  123.478492][ T3201]  ? __dev_change_flags (net/core/dev.c:9752)
[  123.478622][ T3201]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[  123.478750][ T3201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  123.478880][ T3201]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  123.479015][ T3201]  netif_change_flags (net/core/dev.c:9820)
[  123.479149][ T3201]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  123.479276][ T3201]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[  123.479420][ T3201]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  123.479548][ T3201]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  123.479707][ T3201]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  123.479836][ T3201]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  123.479968][ T3201]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  123.480100][ T3201]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  123.480228][ T3201]  ? __kernel_text_address (kernel/extable.c:79)
[  123.480953][ T3201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  123.481086][ T3201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  123.481214][ T3201]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  123.481381][ T3201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  123.481520][ T3201]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  123.481649][ T3201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  123.481777][ T3201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  123.481906][ T3201]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  123.482059][ T3201]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  123.482196][ T3201]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  123.482358][ T3201]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  123.482499][ T3201]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  123.482630][ T3201]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  123.482765][ T3201]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  123.482896][ T3201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  123.483027][ T3201]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  123.483159][ T3201]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  123.483287][ T3201]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  123.483427][ T3201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  123.483559][ T3201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  123.483689][ T3201]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  123.483823][ T3201]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  123.483953][ T3201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  123.484083][ T3201]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  123.484212][ T3201]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  123.484347][ T3201]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  123.484479][ T3201]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  123.484607][ T3201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  123.484739][ T3201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  123.484865][ T3201]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  123.484999][ T3201]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  123.485126][ T3201]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  123.485259][ T3201]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  123.485398][ T3201]  ? 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))
[  123.485532][ T3201]  ? 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))
[  123.485668][ T3201]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  123.485795][ T3201]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  123.485925][ T3201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  123.486060][ T3201]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  123.486189][ T3201]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  123.486324][ T3201]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  123.486467][ T3201]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  123.486594][ T3201]  ? copy_msghdr_from_user (net/socket.c:2635)
[  123.486724][ T3201]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  123.486884][ T3201]  ? move_addr_to_kernel (net/socket.c:258)
[  123.487017][ T3201]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  123.487145][ T3201]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  123.487282][ T3201]  ___sys_sendmsg (net/socket.c:2752)
[  123.487424][ T3201]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  123.487584][ T3201]  ? copy_msghdr_from_user (net/socket.c:2603)
[  123.487725][ T3201]  __sys_sendmsg (net/socket.c:2784)
[  123.487861][ T3201]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  123.487990][ T3201]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  123.488153][ T3201]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  123.488281][ T3201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  123.488422][ T3201]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  123.488551][ T3201]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  123.488700][ T3201]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  123.488827][ T3201]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  123.488987][ T3201] RIP: 0033:0x7fa08735908e
[  123.489122][ T3201] 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
[  123.489591][ T3201] RSP: 002b:00007ffc7012e5f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  123.489788][ T3201] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa08735908e
[  123.489983][ T3201] RDX: 0000000000000000 RSI: 00007ffc7012e6a0 RDI: 0000000000000005
[  123.490176][ T3201] RBP: 00007ffc7012e600 R08: 0000000000000000 R09: 0000000000000000
[  123.490373][ T3201] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f4
[  123.490573][ T3201] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc7012ed70
| [  123.899170][ T3225] ------------[ cut here ]------------
| [  123.899612][ T3225] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3225
| [  123.899889][ T3225] Modules linked in: vxlan
| [  123.900312][ T3225] Tainted: [W]=WARN
[  123.900426][ T3225] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  123.900593][ T3225] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  123.900767][ T3225] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  123.901251][ T3225] RSP: 0018:ffa0000005ea7090 EFLAGS: 00010286
[  123.901435][ T3225] RAX: 00000000ffffffa6 RBX: ff11000005a158c0 RCX: 1ff4000000bd4dd8
[  123.901635][ T3225] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005a1597c
[  123.901837][ T3225] RBP: ff1100001aa04000 R08: 1fe2200000b42b31 R09: ff1100001c335180
[  123.902038][ T3225] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  123.902237][ T3225] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  123.902452][ T3225] FS:  00007f670d2e1840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  123.902690][ T3225] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  123.902858][ T3225] CR2: 00007f670d4da460 CR3: 0000000019d36006 CR4: 0000000000771ef0
[  123.903063][ T3225] PKRU: 55555554
[  123.903170][ T3225] Call Trace:
[  123.903278][ T3225]  <TASK>
[  123.903355][ T3225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  123.903501][ T3225]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  123.903635][ T3225]  notifier_call_chain (kernel/notifier.c:85)
[  123.903770][ T3225]  __netdev_upper_dev_link (net/core/dev.c:8931)
[  123.903906][ T3225]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  123.904046][ T3225]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[  123.904182][ T3225]  netdev_upper_dev_link (net/core/dev.c:8972)
[  123.904321][ T3225]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[  123.904466][ T3225]  register_vlan_dev (net/8021q/vlan.c:183)
[  123.904603][ T3225]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  123.904738][ T3225]  vlan_newlink (net/8021q/vlan_netlink.c:194)
[  123.904872][ T3225]  ? nla_strscpy (lib/nlattr.c:795)
[  123.905019][ T3225]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[  123.905160][ T3225]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  123.905294][ T3225]  ? __dev_get_by_name (net/core/dev.c:883)
[  123.905444][ T3225]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  123.905585][ T3225]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  123.905727][ T3225]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  123.905864][ T3225]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  123.906008][ T3225]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  123.906144][ T3225]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  123.906279][ T3225]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  123.906423][ T3225]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  123.906563][ T3225]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  123.906697][ T3225]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  123.906832][ T3225]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  123.906970][ T3225]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  123.907106][ T3225]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  123.907240][ T3225]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  123.907383][ T3225]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  123.907524][ T3225]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  123.907658][ T3225]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  123.907794][ T3225]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  123.907934][ T3225]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  123.908077][ T3225]  ? 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))
[  123.908213][ T3225]  ? 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))
[  123.908355][ T3225]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  123.908497][ T3225]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  123.908634][ T3225]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  123.908772][ T3225]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  123.908908][ T3225]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  123.909048][ T3225]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  123.909187][ T3225]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  123.909332][ T3225]  ? copy_msghdr_from_user (net/socket.c:2635)
[  123.909476][ T3225]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  123.909645][ T3225]  ? move_addr_to_kernel (net/socket.c:258)
[  123.909785][ T3225]  ___sys_sendmsg (net/socket.c:2752)
[  123.909920][ T3225]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  123.910056][ T3225]  ? copy_msghdr_from_user (net/socket.c:2603)
[  123.910201][ T3225]  ? 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))
[  123.910347][ T3225]  __sys_sendmsg (net/socket.c:2784)
[  123.910490][ T3225]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  123.910628][ T3225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  123.910768][ T3225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  123.911004][ T3225]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  123.911140][ T3225]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  123.911276][ T3225]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  123.911427][ T3225]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  123.911690][ T3225] RIP: 0033:0x7f670d51b08e
[  123.911832][ T3225] 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
[  123.912428][ T3225] RSP: 002b:00007ffc58049140 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  123.912634][ T3225] RAX: ffffffffffffffda RBX: 00007ffc58049900 RCX: 00007f670d51b08e
[  123.912841][ T3225] RDX: 0000000000000000 RSI: 00007ffc580491f0 RDI: 0000000000000005
[  123.913147][ T3225] RBP: 00007ffc58049150 R08: 0000000000000000 R09: 0000000000000000
[  123.913354][ T3225] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f5
[  123.913657][ T3225] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc580498c0
| [  123.915525][ T3225] ------------[ cut here ]------------
| [  123.915655][ T3225] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3225
| [  123.915913][ T3225] Modules linked in: vxlan
| [  123.916419][ T3225] Tainted: [W]=WARN
[  123.916520][ T3225] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  123.916689][ T3225] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  123.916956][ T3225] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  123.917432][ T3225] RSP: 0018:ffa0000005ea71b0 EFLAGS: 00010286
[  123.917597][ T3225] RAX: 00000000ffffffa6 RBX: ff11000005a15000 RCX: 1ff4000000bd4dfc
[  123.917792][ T3225] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005a150bc
[  123.918083][ T3225] RBP: ff1100001af49000 R08: 1fe2200000b42a19 R09: ff1100001c335180
[  123.918281][ T3225] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  123.918575][ T3225] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab76b3a0
[  123.918772][ T3225] FS:  00007f670d2e1840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  123.919005][ T3225] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  123.919260][ T3225] CR2: 00007f670d4da460 CR3: 0000000019d36006 CR4: 0000000000771ef0
[  123.919472][ T3225] PKRU: 55555554
[  123.919569][ T3225] Call Trace:
[  123.919666][ T3225]  <TASK>
[  123.919735][ T3225]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  123.919955][ T3225]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  123.920085][ T3225]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  123.920186][ T3225]  __dev_notify_flags (net/core/dev.c:9787)
[  123.920325][ T3225]  ? netdev_update_features (net/core/dev.c:11098)
[  123.920547][ T3225]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[  123.920717][ T3225]  ? netif_change_name (net/core/dev.c:1495)
[  123.920853][ T3225]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  123.920986][ T3225]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[  123.921209][ T3225]  ? register_vlan_dev (net/8021q/vlan.c:196)
[  123.921352][ T3225]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  123.921488][ T3225]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[  123.921622][ T3225]  ? nla_strscpy (lib/nlattr.c:795)
[  123.921839][ T3225]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[  123.921976][ T3225]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  123.922108][ T3225]  ? __dev_get_by_name (net/core/dev.c:883)
[  123.922241][ T3225]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  123.922476][ T3225]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  123.922616][ T3225]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  123.922752][ T3225]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  123.922885][ T3225]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  123.923105][ T3225]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  123.923236][ T3225]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  123.923372][ T3225]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  123.923513][ T3225]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  123.923733][ T3225]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  123.923866][ T3225]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  123.924000][ T3225]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  123.924129][ T3225]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  123.924354][ T3225]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  123.924492][ T3225]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  123.924624][ T3225]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  123.924757][ T3225]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  123.924980][ T3225]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  123.925113][ T3225]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  123.925251][ T3225]  ? 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))
[  123.925478][ T3225]  ? 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))
[  123.925615][ T3225]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  123.925749][ T3225]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  123.925880][ T3225]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  123.926015][ T3225]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  123.926231][ T3225]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  123.926367][ T3225]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  123.926506][ T3225]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  123.926639][ T3225]  ? copy_msghdr_from_user (net/socket.c:2635)
[  123.926855][ T3225]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  123.927017][ T3225]  ? move_addr_to_kernel (net/socket.c:258)
[  123.927151][ T3225]  ___sys_sendmsg (net/socket.c:2752)
[  123.927374][ T3225]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  123.927509][ T3225]  ? copy_msghdr_from_user (net/socket.c:2603)
[  123.927649][ T3225]  ? 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))
[  123.927781][ T3225]  __sys_sendmsg (net/socket.c:2784)
[  123.928001][ T3225]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  123.928135][ T3225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  123.928271][ T3225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  123.928414][ T3225]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  123.928632][ T3225]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  123.928764][ T3225]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  123.928898][ T3225]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  123.929069][ T3225] RIP: 0033:0x7f670d51b08e
[  123.929298][ T3225] 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
[  123.929872][ T3225] RSP: 002b:00007ffc58049140 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  123.930073][ T3225] RAX: ffffffffffffffda RBX: 00007ffc58049900 RCX: 00007f670d51b08e
[  123.930269][ T3225] RDX: 0000000000000000 RSI: 00007ffc580491f0 RDI: 0000000000000005
[  123.930570][ T3225] RBP: 00007ffc58049150 R08: 0000000000000000 R09: 0000000000000000
[  123.930764][ T3225] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f5
[  123.930964][ T3225] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc580498c0
| [  123.992752][ T3227] ------------[ cut here ]------------
| [  123.992915][ T3227] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3227
| [  123.993174][ T3227] Modules linked in: vxlan
| [  123.993579][ T3227] Tainted: [W]=WARN
[  123.993675][ T3227] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  123.993837][ T3227] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  123.994008][ T3227] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  123.994472][ T3227] RSP: 0018:ffa0000005ee7020 EFLAGS: 00010286
[  123.994631][ T3227] RAX: 00000000ffffffa6 RBX: ff1100001671b700 RCX: 1ff4000000bdcdca
[  123.994820][ T3227] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001671b7bc
[  123.995013][ T3227] RBP: ff1100001af49000 R08: 1fe2200002ce36f9 R09: ff1100001c3d2e58
[  123.995205][ T3227] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[  123.995409][ T3227] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  123.995603][ T3227] FS:  00007fc9ad09b840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  123.995838][ T3227] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  123.996003][ T3227] CR2: 0000000020ce8988 CR3: 000000001c657002 CR4: 0000000000771ef0
[  123.996193][ T3227] PKRU: 55555554
[  123.996287][ T3227] Call Trace:
[  123.996388][ T3227]  <TASK>
[  123.996461][ T3227]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  123.996592][ T3227]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  123.996689][ T3227]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  123.996823][ T3227]  __dev_notify_flags (net/core/dev.c:9787)
[  123.996955][ T3227]  ? netif_change_name (net/core/dev.c:1495)
[  123.997085][ T3227]  ? __dev_change_flags (net/core/dev.c:9752)
[  123.997213][ T3227]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[  123.997412][ T3227]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  123.997542][ T3227]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  123.997671][ T3227]  netif_change_flags (net/core/dev.c:9820)
[  123.997799][ T3227]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  123.997928][ T3227]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[  123.998061][ T3227]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  123.998194][ T3227]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  123.998418][ T3227]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  123.998599][ T3227]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  123.998726][ T3227]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  123.998852][ T3227]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  123.998983][ T3227]  ? __kernel_text_address (kernel/extable.c:79)
[  123.999110][ T3227]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  123.999240][ T3227]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  123.999426][ T3227]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  123.999555][ T3227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  123.999682][ T3227]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  123.999807][ T3227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  123.999934][ T3227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  124.000064][ T3227]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  124.000192][ T3227]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  124.000376][ T3227]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  124.000509][ T3227]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  124.000638][ T3227]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  124.000768][ T3227]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  124.000899][ T3227]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  124.001032][ T3227]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.001159][ T3227]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  124.001287][ T3227]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  124.001476][ T3227]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  124.001605][ T3227]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  124.001734][ T3227]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.001861][ T3227]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  124.001989][ T3227]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  124.002120][ T3227]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  124.002249][ T3227]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  124.002425][ T3227]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  124.002551][ T3227]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  124.002677][ T3227]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  124.002802][ T3227]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  124.002931][ T3227]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.003061][ T3227]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  124.003189][ T3227]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  124.003385][ T3227]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  124.003520][ T3227]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  124.003651][ T3227]  ? 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))
[  124.003783][ T3227]  ? 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))
[  124.003914][ T3227]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  124.004047][ T3227]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  124.004180][ T3227]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  124.004309][ T3227]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  124.004525][ T3227]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  124.004654][ T3227]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  124.004784][ T3227]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  124.004913][ T3227]  ? copy_msghdr_from_user (net/socket.c:2635)
[  124.005042][ T3227]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  124.005201][ T3227]  ? move_addr_to_kernel (net/socket.c:258)
[  124.005344][ T3227]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  124.005475][ T3227]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  124.005602][ T3227]  ___sys_sendmsg (net/socket.c:2752)
[  124.005727][ T3227]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  124.005886][ T3227]  ? copy_msghdr_from_user (net/socket.c:2603)
[  124.006028][ T3227]  __sys_sendmsg (net/socket.c:2784)
[  124.006156][ T3227]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  124.006284][ T3227]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  124.006453][ T3227]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  124.006584][ T3227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  124.006711][ T3227]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  124.006838][ T3227]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  124.006968][ T3227]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  124.007094][ T3227]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  124.007250][ T3227] RIP: 0033:0x7fc9ad2d508e
[  124.007390][ T3227] 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
[  124.007848][ T3227] RSP: 002b:00007ffc6fbeca30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  124.008043][ T3227] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fc9ad2d508e
[  124.008236][ T3227] RDX: 0000000000000000 RSI: 00007ffc6fbecae0 RDI: 0000000000000005
[  124.008437][ T3227] RBP: 00007ffc6fbeca40 R08: 0000000000000000 R09: 0000000000000000
[  124.008629][ T3227] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f5
[  124.008820][ T3227] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc6fbed1b0
| [  124.217274][ T3233] ------------[ cut here ]------------
| [  124.217461][ T3233] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3233
| [  124.217736][ T3233] Modules linked in: vxlan
| [  124.218157][ T3233] Tainted: [W]=WARN
[  124.218260][ T3233] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  124.218441][ T3233] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  124.218620][ T3233] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  124.219110][ T3233] RSP: 0018:ffa0000005ee71b0 EFLAGS: 00010286
[  124.219287][ T3233] RAX: 00000000ffffffa6 RBX: ff11000014e2be00 RCX: 1ff4000000bdcdfc
[  124.219510][ T3233] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014e2bebc
[  124.219712][ T3233] RBP: ff1100001c53a000 R08: 1fe22000029c57d9 R09: ff1100001b605180
[  124.219914][ T3233] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  124.220118][ T3233] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab720900
[  124.220336][ T3233] FS:  00007efca6f05840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  124.220582][ T3233] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  124.220754][ T3233] CR2: 00007efca70fe460 CR3: 0000000011df6002 CR4: 0000000000771ef0
[  124.220959][ T3233] PKRU: 55555554
[  124.221059][ T3233] Call Trace:
[  124.221161][ T3233]  <TASK>
[  124.221233][ T3233]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  124.221376][ T3233]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  124.221483][ T3233]  __dev_notify_flags (net/core/dev.c:9787)
[  124.221622][ T3233]  ? netif_change_name (net/core/dev.c:1495)
[  124.221763][ T3233]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[  124.221928][ T3233]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[  124.222068][ T3233]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[  124.222205][ T3233]  ? br_dev_newlink (net/bridge/br_netlink.c:1604)
[  124.222353][ T3233]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[  124.222496][ T3233]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  124.222633][ T3233]  ? __dev_get_by_name (net/core/dev.c:883)
[  124.222769][ T3233]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  124.222910][ T3233]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  124.223053][ T3233]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  124.223190][ T3233]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.223396][ T3233]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  124.223535][ T3233]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  124.223668][ T3233]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  124.223808][ T3233]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  124.223950][ T3233]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  124.224088][ T3233]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  124.224227][ T3233]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  124.224427][ T3233]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  124.224617][ T3233]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  124.224753][ T3233]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  124.224890][ T3233]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.225026][ T3233]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  124.225161][ T3233]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  124.225298][ T3233]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  124.225501][ T3233]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  124.225643][ T3233]  ? 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))
[  124.225780][ T3233]  ? 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))
[  124.225918][ T3233]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  124.226055][ T3233]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  124.226189][ T3233]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  124.226384][ T3233]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  124.226526][ T3233]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  124.226661][ T3233]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  124.226800][ T3233]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  124.226934][ T3233]  ? copy_msghdr_from_user (net/socket.c:2635)
[  124.227071][ T3233]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  124.227244][ T3233]  ? move_addr_to_kernel (net/socket.c:258)
[  124.227450][ T3233]  ___sys_sendmsg (net/socket.c:2752)
[  124.227586][ T3233]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  124.227721][ T3233]  ? copy_msghdr_from_user (net/socket.c:2603)
[  124.227864][ T3233]  ? 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))
[  124.228005][ T3233]  __sys_sendmsg (net/socket.c:2784)
[  124.228140][ T3233]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  124.228282][ T3233]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  124.228481][ T3233]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  124.228618][ T3233]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  124.228753][ T3233]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  124.228888][ T3233]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  124.229025][ T3233]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  124.229193][ T3233] RIP: 0033:0x7efca713f08e
[  124.229427][ T3233] 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
[  124.229914][ T3233] RSP: 002b:00007ffd876322f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  124.230124][ T3233] RAX: ffffffffffffffda RBX: 00007ffd87632a98 RCX: 00007efca713f08e
[  124.230414][ T3233] RDX: 0000000000000000 RSI: 00007ffd876323a0 RDI: 0000000000000005
[  124.230617][ T3233] RBP: 00007ffd87632300 R08: 0000000000000000 R09: 0000000000000000
[  124.230821][ T3233] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f5
[  124.231021][ T3233] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd87632a70
| [  124.255776][ T3234] ------------[ cut here ]------------
| [  124.255929][ T3234] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3234
| [  124.256195][ T3234] Modules linked in: vxlan
| [  124.257017][ T3234] Tainted: [W]=WARN
[  124.257116][ T3234] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  124.257284][ T3234] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  124.257465][ T3234] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  124.257941][ T3234] RSP: 0018:ffa0000005dc7020 EFLAGS: 00010286
[  124.258108][ T3234] RAX: 00000000ffffffa6 RBX: ff11000012b0a900 RCX: 1ff4000000bb8dca
[  124.258304][ T3234] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0a9bc
[  124.258511][ T3234] RBP: ff1100001c53a000 R08: 1fe2200002561539 R09: ff1100001b602e58
[  124.258706][ T3234] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[  124.258917][ T3234] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  124.259113][ T3234] FS:  00007fe091b34840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  124.259351][ T3234] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  124.259521][ T3234] CR2: 00000000196fc988 CR3: 000000001c5e7005 CR4: 0000000000771ef0
[  124.259718][ T3234] PKRU: 55555554
[  124.259815][ T3234] Call Trace:
[  124.259914][ T3234]  <TASK>
[  124.259985][ T3234]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  124.260117][ T3234]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  124.260216][ T3234]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  124.260352][ T3234]  __dev_notify_flags (net/core/dev.c:9787)
[  124.260488][ T3234]  ? netif_change_name (net/core/dev.c:1495)
[  124.260617][ T3234]  ? __dev_change_flags (net/core/dev.c:9752)
[  124.260750][ T3234]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[  124.260878][ T3234]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  124.261012][ T3234]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  124.261143][ T3234]  netif_change_flags (net/core/dev.c:9820)
[  124.261275][ T3234]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  124.261435][ T3234]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[  124.261572][ T3234]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  124.261702][ T3234]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  124.261864][ T3234]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  124.261997][ T3234]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  124.262124][ T3234]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  124.262270][ T3234]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  124.262417][ T3234]  ? __kernel_text_address (kernel/extable.c:79)
[  124.262550][ T3234]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  124.262685][ T3234]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.262814][ T3234]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  124.262945][ T3234]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  124.263074][ T3234]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  124.263202][ T3234]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  124.263337][ T3234]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  124.263471][ T3234]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  124.263608][ T3234]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  124.263737][ T3234]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  124.263866][ T3234]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  124.264002][ T3234]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  124.264139][ T3234]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  124.264271][ T3234]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  124.264414][ T3234]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.264549][ T3234]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  124.264678][ T3234]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  124.264811][ T3234]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  124.264956][ T3234]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  124.265088][ T3234]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.265217][ T3234]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  124.265351][ T3234]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  124.265486][ T3234]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  124.265617][ T3234]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  124.265746][ T3234]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  124.265876][ T3234]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  124.266009][ T3234]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  124.266138][ T3234]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  124.266270][ T3234]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.266410][ T3234]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  124.266542][ T3234]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  124.266674][ T3234]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  124.266803][ T3234]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  124.266935][ T3234]  ? 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))
[  124.267065][ T3234]  ? 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))
[  124.267196][ T3234]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  124.267331][ T3234]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  124.267467][ T3234]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  124.267600][ T3234]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  124.267729][ T3234]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  124.267880][ T3234]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  124.268017][ T3234]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  124.268148][ T3234]  ? copy_msghdr_from_user (net/socket.c:2635)
[  124.268276][ T3234]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  124.268446][ T3234]  ? move_addr_to_kernel (net/socket.c:258)
[  124.268580][ T3234]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  124.268709][ T3234]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  124.268840][ T3234]  ___sys_sendmsg (net/socket.c:2752)
[  124.268973][ T3234]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  124.269133][ T3234]  ? copy_msghdr_from_user (net/socket.c:2603)
[  124.269273][ T3234]  __sys_sendmsg (net/socket.c:2784)
[  124.269416][ T3234]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  124.269545][ T3234]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  124.269710][ T3234]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  124.269841][ T3234]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  124.269976][ T3234]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  124.270107][ T3234]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  124.270239][ T3234]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  124.270374][ T3234]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  124.270542][ T3234] RIP: 0033:0x7fe091d6e08e
[  124.270682][ T3234] 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
[  124.271149][ T3234] RSP: 002b:00007ffe52e79930 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  124.271349][ T3234] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe091d6e08e
[  124.271552][ T3234] RDX: 0000000000000000 RSI: 00007ffe52e799e0 RDI: 0000000000000005
[  124.271748][ T3234] RBP: 00007ffe52e79940 R08: 0000000000000000 R09: 0000000000000000
[  124.271949][ T3234] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f5
[  124.272143][ T3234] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe52e7a0b0
| [  124.303129][ T3235] ------------[ cut here ]------------
| [  124.303276][ T3235] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3235
| [  124.303549][ T3235] Modules linked in: vxlan
| [  124.303955][ T3235] Tainted: [W]=WARN
[  124.304056][ T3235] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  124.304222][ T3235] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  124.304404][ T3235] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  124.304874][ T3235] RSP: 0018:ffa0000005f36e30 EFLAGS: 00010286
[  124.305046][ T3235] RAX: 00000000ffffffa6 RBX: ff110000141aaac0 RCX: 1ff4000000be6d8c
[  124.305244][ T3235] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000141aab7c
[  124.305459][ T3235] RBP: ff1100001c291000 R08: 1fe2200002835571 R09: ff110000169e0b80
[  124.305659][ T3235] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  124.305857][ T3235] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015b58404
[  124.306063][ T3235] FS:  00007f5cc0d81840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  124.306295][ T3235] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  124.306474][ T3235] CR2: 000000000042ebe0 CR3: 0000000019c8a002 CR4: 0000000000771ef0
[  124.306675][ T3235] PKRU: 55555554
[  124.306775][ T3235] Call Trace:
[  124.306876][ T3235]  <TASK>
[  124.306948][ T3235]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  124.307085][ T3235]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  124.307219][ T3235]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  124.307323][ T3235]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[  124.307462][ T3235]  __dev_notify_flags (net/core/dev.c:9787)
[  124.307596][ T3235]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[  124.307728][ T3235]  ? 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)
[  124.307864][ T3235]  ? netif_change_name (net/core/dev.c:1495)
[  124.308001][ T3235]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[  124.308137][ T3235]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  124.308271][ T3235]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  124.308415][ T3235]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  124.308550][ T3235]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  124.308682][ T3235]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  124.308817][ T3235]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[  124.308953][ T3235]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  124.309087][ T3235]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[  124.309223][ T3235]  veth_newlink (drivers/net/veth.c:1871)
[  124.309366][ T3235]  ? veth_poll_controller (drivers/net/veth.c:1470)
[  124.309504][ T3235]  ? kasan_save_stack (mm/kasan/common.c:57)
[  124.309640][ T3235]  ? kasan_save_track (mm/kasan/common.c:78)
[  124.309775][ T3235]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  124.309924][ T3235]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[  124.310062][ T3235]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[  124.310201][ T3235]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[  124.310341][ T3235]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[  124.310484][ T3235]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[  124.310621][ T3235]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[  124.310758][ T3235]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  124.310891][ T3235]  ? __dev_get_by_name (net/core/dev.c:883)
[  124.311028][ T3235]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  124.311169][ T3235]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  124.311309][ T3235]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  124.311454][ T3235]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.311588][ T3235]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  124.311727][ T3235]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  124.311861][ T3235]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  124.312000][ T3235]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  124.312138][ T3235]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  124.312274][ T3235]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  124.312420][ T3235]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  124.312554][ T3235]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  124.312690][ T3235]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  124.312821][ T3235]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  124.312956][ T3235]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.313089][ T3235]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  124.313223][ T3235]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  124.313361][ T3235]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  124.313498][ T3235]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  124.313634][ T3235]  ? 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))
[  124.313769][ T3235]  ? 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))
[  124.313904][ T3235]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  124.314040][ T3235]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  124.314173][ T3235]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  124.314307][ T3235]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  124.314451][ T3235]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  124.314586][ T3235]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  124.314720][ T3235]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  124.314855][ T3235]  ? copy_msghdr_from_user (net/socket.c:2635)
[  124.314987][ T3235]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  124.315151][ T3235]  ? move_addr_to_kernel (net/socket.c:258)
[  124.315287][ T3235]  ___sys_sendmsg (net/socket.c:2752)
[  124.315433][ T3235]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  124.315565][ T3235]  ? copy_msghdr_from_user (net/socket.c:2603)
[  124.315708][ T3235]  ? 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))
[  124.315841][ T3235]  __sys_sendmsg (net/socket.c:2784)
[  124.315976][ T3235]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  124.316112][ T3235]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  124.316245][ T3235]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  124.316384][ T3235]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  124.316523][ T3235]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  124.316656][ T3235]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  124.316789][ T3235]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  124.316955][ T3235] RIP: 0033:0x7f5cc0fbb08e
[  124.317094][ T3235] 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
[  124.317577][ T3235] RSP: 002b:00007ffea3c28bb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  124.317778][ T3235] RAX: ffffffffffffffda RBX: 00007ffea3c29348 RCX: 00007f5cc0fbb08e
[  124.317979][ T3235] RDX: 0000000000000000 RSI: 00007ffea3c28c60 RDI: 0000000000000005
[  124.318176][ T3235] RBP: 00007ffea3c28bc0 R08: 0000000000000000 R09: 0000000000000000
[  124.318379][ T3235] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f5
[  124.318585][ T3235] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea3c29320
| [  124.332867][ T3235] ------------[ cut here ]------------
| [  124.333021][ T3235] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3235
| [  124.333279][ T3235] Modules linked in: vxlan
| [  124.334253][ T3235] Tainted: [W]=WARN
[  124.334420][ T3235] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  124.334644][ T3235] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  124.334814][ T3235] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  124.335284][ T3235] RSP: 0018:ffa0000005f371b0 EFLAGS: 00010286
[  124.335520][ T3235] RAX: 00000000ffffffa6 RBX: ff1100001af89000 RCX: 1ff4000000be6dfc
[  124.335724][ T3235] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001af890bc
[  124.336103][ T3235] RBP: ff1100001c664000 R08: 1fe22000035f1219 R09: ff110000169e0b80
[  124.336542][ T3235] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  124.336742][ T3235] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab603b20
[  124.336953][ T3235] FS:  00007f5cc0d81840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  124.337189][ T3235] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  124.337506][ T3235] CR2: 000000000042ebe0 CR3: 0000000019c8a002 CR4: 0000000000771ef0
[  124.337705][ T3235] PKRU: 55555554
[  124.337805][ T3235] Call Trace:
[  124.337905][ T3235]  <TASK>
[  124.337978][ T3235]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  124.338113][ T3235]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  124.338214][ T3235]  __dev_notify_flags (net/core/dev.c:9787)
[  124.338409][ T3235]  ? netif_change_name (net/core/dev.c:1495)
[  124.338543][ T3235]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[  124.338676][ T3235]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[  124.338810][ T3235]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[  124.339036][ T3235]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[  124.339170][ T3235]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  124.339304][ T3235]  ? __dev_get_by_name (net/core/dev.c:883)
[  124.339497][ T3235]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  124.339721][ T3235]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  124.339857][ T3235]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  124.339994][ T3235]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.340184][ T3235]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  124.340372][ T3235]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  124.340596][ T3235]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  124.340726][ T3235]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  124.340861][ T3235]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  124.340997][ T3235]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  124.341128][ T3235]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  124.341259][ T3235]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  124.341459][ T3235]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  124.341591][ T3235]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  124.341723][ T3235]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.341852][ T3235]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  124.341989][ T3235]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  124.342134][ T3235]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  124.342334][ T3235]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  124.342478][ T3235]  ? 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))
[  124.342610][ T3235]  ? 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))
[  124.342741][ T3235]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  124.342963][ T3235]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  124.343094][ T3235]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  124.343225][ T3235]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  124.343419][ T3235]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  124.343552][ T3235]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  124.343687][ T3235]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  124.343904][ T3235]  ? copy_msghdr_from_user (net/socket.c:2635)
[  124.344038][ T3235]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  124.344200][ T3235]  ? move_addr_to_kernel (net/socket.c:258)
[  124.344395][ T3235]  ___sys_sendmsg (net/socket.c:2752)
[  124.344533][ T3235]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  124.344664][ T3235]  ? copy_msghdr_from_user (net/socket.c:2603)
[  124.344805][ T3235]  ? 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))
[  124.345030][ T3235]  __sys_sendmsg (net/socket.c:2784)
[  124.345164][ T3235]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  124.345299][ T3235]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  124.345501][ T3235]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  124.345635][ T3235]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  124.345767][ T3235]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  124.346041][ T3235]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  124.346179][ T3235]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  124.346407][ T3235] RIP: 0033:0x7f5cc0fbb08e
[  124.346547][ T3235] 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
[  124.347208][ T3235] RSP: 002b:00007ffea3c28bb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  124.347471][ T3235] RAX: ffffffffffffffda RBX: 00007ffea3c29348 RCX: 00007f5cc0fbb08e
[  124.347667][ T3235] RDX: 0000000000000000 RSI: 00007ffea3c28c60 RDI: 0000000000000005
[  124.347958][ T3235] RBP: 00007ffea3c28bc0 R08: 0000000000000000 R09: 0000000000000000
[  124.348153][ T3235] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f5
[  124.348418][ T3235] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea3c29320
| [  124.390492][ T3236] ------------[ cut here ]------------
| [  124.390645][ T3236] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3236
| [  124.390900][ T3236] Modules linked in: vxlan
| [  124.391302][ T3236] Tainted: [W]=WARN
[  124.391414][ T3236] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  124.391579][ T3236] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  124.391747][ T3236] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  124.392216][ T3236] RSP: 0018:ffa0000005dc6ff8 EFLAGS: 00010286
[  124.392386][ T3236] RAX: 00000000ffffffa6 RBX: ff11000012cba200 RCX: 1ff4000000bb8dc5
[  124.392590][ T3236] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012cba2bc
[  124.392782][ T3236] RBP: ff1100001c664000 R08: 1fe2200002597459 R09: ff110000175ad158
[  124.392976][ T3236] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  124.393165][ T3236] R13: 0000000000000000 R14: ffa0000005dc7140 R15: ff11000014f26dd0
[  124.393396][ T3236] FS:  00007f3cce8a4840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  124.393628][ T3236] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  124.393795][ T3236] CR2: 000000002c15d988 CR3: 000000001c07f005 CR4: 0000000000771ef0
[  124.393990][ T3236] PKRU: 55555554
[  124.394086][ T3236] Call Trace:
[  124.394183][ T3236]  <TASK>
[  124.394250][ T3236]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[  124.394389][ T3236]  __dev_change_net_namespace (net/core/dev.c:12635)
[  124.394559][ T3236]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  124.394689][ T3236]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  124.394821][ T3236]  ? default_device_exit_batch (net/core/dev.c:13091)
[  124.394983][ T3236]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.395110][ T3236]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  124.395241][ T3236]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  124.395377][ T3236]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  124.395516][ T3236]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[  124.395647][ T3236]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[  124.395778][ T3236]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[  124.395907][ T3236]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  124.396044][ T3236]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  124.396207][ T3236]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  124.396343][ T3236]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  124.396478][ T3236]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  124.396611][ T3236]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  124.396741][ T3236]  ? __kernel_text_address (kernel/extable.c:79)
[  124.396873][ T3236]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  124.397010][ T3236]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.397144][ T3236]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  124.397276][ T3236]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  124.397418][ T3236]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  124.397549][ T3236]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  124.397677][ T3236]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  124.397804][ T3236]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  124.397935][ T3236]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  124.398068][ T3236]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  124.398196][ T3236]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  124.398334][ T3236]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  124.398468][ T3236]  ? nla_get_range_signed (lib/nlattr.c:270)
[  124.398599][ T3236]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  124.398734][ T3236]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  124.398870][ T3236]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.399002][ T3236]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  124.399131][ T3236]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  124.399262][ T3236]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  124.399395][ T3236]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  124.399533][ T3236]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.399665][ T3236]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  124.399796][ T3236]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  124.399925][ T3236]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  124.400058][ T3236]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  124.400188][ T3236]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  124.400325][ T3236]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  124.400463][ T3236]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  124.400591][ T3236]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  124.400722][ T3236]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.400850][ T3236]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  124.400982][ T3236]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  124.401110][ T3236]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  124.401241][ T3236]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  124.401385][ T3236]  ? 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))
[  124.401522][ T3236]  ? 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))
[  124.401654][ T3236]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  124.401784][ T3236]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  124.401914][ T3236]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  124.402047][ T3236]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  124.402181][ T3236]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  124.402321][ T3236]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  124.402463][ T3236]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  124.402595][ T3236]  ? copy_msghdr_from_user (net/socket.c:2635)
[  124.402722][ T3236]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  124.402883][ T3236]  ? move_addr_to_kernel (net/socket.c:258)
[  124.403015][ T3236]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  124.403144][ T3236]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  124.403276][ T3236]  ___sys_sendmsg (net/socket.c:2752)
[  124.403415][ T3236]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  124.403578][ T3236]  ? copy_msghdr_from_user (net/socket.c:2603)
[  124.403718][ T3236]  __sys_sendmsg (net/socket.c:2784)
[  124.403847][ T3236]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  124.403979][ T3236]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  124.404140][ T3236]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  124.404271][ T3236]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  124.404418][ T3236]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  124.404552][ T3236]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  124.404681][ T3236]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  124.404810][ T3236]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  124.404981][ T3236] RIP: 0033:0x7f3cceade08e
[  124.405115][ T3236] 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
[  124.405590][ T3236] RSP: 002b:00007ffcba5d0e90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  124.405787][ T3236] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3cceade08e
[  124.405983][ T3236] RDX: 0000000000000000 RSI: 00007ffcba5d0f40 RDI: 0000000000000005
[  124.406176][ T3236] RBP: 00007ffcba5d0ea0 R08: 0000000000000000 R09: 0000000000000000
[  124.406382][ T3236] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f5
[  124.406587][ T3236] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcba5d1600
| [  124.409334][ T3236] ------------[ cut here ]------------
| [  124.409557][ T3236] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3236
| [  124.409813][ T3236] Modules linked in: vxlan
| [  124.410217][ T3236] Tainted: [W]=WARN
[  124.410345][ T3236] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  124.410510][ T3236] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  124.410680][ T3236] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  124.411149][ T3236] RSP: 0018:ffa0000005dc6fc0 EFLAGS: 00010286
[  124.411322][ T3236] RAX: 00000000ffffffa6 RBX: ff11000005664580 RCX: 1ff4000000bb8dbe
[  124.411523][ T3236] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000566463c
[  124.411720][ T3236] RBP: ff1100001c664000 R08: 1fe2200000acc8c9 R09: ff110000175ad158
[  124.411913][ T3236] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  124.412112][ T3236] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000014f26dd0
[  124.412309][ T3236] FS:  00007f3cce8a4840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  124.412546][ T3236] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  124.412796][ T3236] CR2: 000000002c15d988 CR3: 000000001c07f005 CR4: 0000000000771ef0
[  124.412996][ T3236] PKRU: 55555554
[  124.413171][ T3236] Call Trace:
[  124.413267][ T3236]  <TASK>
[  124.413342][ T3236]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  124.413474][ T3236]  ? notifier_call_chain (kernel/notifier.c:85)
[  124.413603][ T3236]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  124.413707][ T3236]  __dev_change_net_namespace (net/core/dev.c:12695)
[  124.413873][ T3236]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  124.414006][ T3236]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  124.414138][ T3236]  ? default_device_exit_batch (net/core/dev.c:13091)
[  124.414300][ T3236]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.414444][ T3236]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  124.414662][ T3236]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  124.414790][ T3236]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  124.414923][ T3236]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[  124.415059][ T3236]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[  124.415190][ T3236]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[  124.415328][ T3236]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  124.415465][ T3236]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  124.415715][ T3236]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  124.415845][ T3236]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  124.415977][ T3236]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  124.416106][ T3236]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  124.416329][ T3236]  ? __kernel_text_address (kernel/extable.c:79)
[  124.416467][ T3236]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  124.416683][ T3236]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.416815][ T3236]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  124.416949][ T3236]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  124.417081][ T3236]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  124.417291][ T3236]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  124.417434][ T3236]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  124.417650][ T3236]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  124.417862][ T3236]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  124.417994][ T3236]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  124.418130][ T3236]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  124.418260][ T3236]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  124.418393][ T3236]  ? nla_get_range_signed (lib/nlattr.c:270)
[  124.418614][ T3236]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  124.418745][ T3236]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  124.418877][ T3236]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.419008][ T3236]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  124.419139][ T3236]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  124.419268][ T3236]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  124.419410][ T3236]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  124.419542][ T3236]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.419754][ T3236]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  124.419884][ T3236]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  124.420100][ T3236]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  124.420233][ T3236]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  124.420374][ T3236]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  124.420505][ T3236]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  124.420636][ T3236]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  124.420849][ T3236]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  124.420985][ T3236]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.421113][ T3236]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  124.421243][ T3236]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  124.421380][ T3236]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  124.421516][ T3236]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  124.421657][ T3236]  ? 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))
[  124.421786][ T3236]  ? 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))
[  124.421922][ T3236]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  124.422060][ T3236]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  124.422189][ T3236]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  124.422325][ T3236]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  124.422463][ T3236]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  124.422593][ T3236]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  124.422724][ T3236]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  124.422945][ T3236]  ? copy_msghdr_from_user (net/socket.c:2635)
[  124.423073][ T3236]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  124.423232][ T3236]  ? move_addr_to_kernel (net/socket.c:258)
[  124.423454][ T3236]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  124.423585][ T3236]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  124.423715][ T3236]  ___sys_sendmsg (net/socket.c:2752)
[  124.423840][ T3236]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  124.424002][ T3236]  ? copy_msghdr_from_user (net/socket.c:2603)
[  124.424143][ T3236]  __sys_sendmsg (net/socket.c:2784)
[  124.424273][ T3236]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  124.424415][ T3236]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  124.424666][ T3236]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  124.424794][ T3236]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  124.424925][ T3236]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  124.425058][ T3236]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  124.425271][ T3236]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  124.425411][ T3236]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  124.425573][ T3236] RIP: 0033:0x7f3cceade08e
[  124.425707][ T3236] 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
[  124.426176][ T3236] RSP: 002b:00007ffcba5d0e90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  124.426467][ T3236] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3cceade08e
[  124.426661][ T3236] RDX: 0000000000000000 RSI: 00007ffcba5d0f40 RDI: 0000000000000005
[  124.426849][ T3236] RBP: 00007ffcba5d0ea0 R08: 0000000000000000 R09: 0000000000000000
[  124.427129][ T3236] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f5
[  124.427326][ T3236] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcba5d1600
| [  124.491510][ T3239] ------------[ cut here ]------------
| [  124.491673][ T3239] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3239
| [  124.491935][ T3239] Modules linked in: vxlan
| [  124.492340][ T3239] Tainted: [W]=WARN
[  124.492441][ T3239] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  124.492604][ T3239] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  124.492768][ T3239] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  124.493222][ T3239] RSP: 0018:ffa0000005e86ff8 EFLAGS: 00010286
[  124.493388][ T3239] RAX: 00000000ffffffa6 RBX: ff1100001bcd6c80 RCX: 1ff4000000bd0dc5
[  124.493585][ T3239] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001bcd6d3c
[  124.493772][ T3239] RBP: ff1100001c291000 R08: 1fe220000379ada9 R09: ff1100001c5a5158
[  124.493963][ T3239] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  124.494149][ T3239] R13: 0000000000000000 R14: ffa0000005e87140 R15: ff1100001b3f0e50
[  124.494450][ T3239] FS:  00007f3217fb1840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  124.494677][ T3239] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  124.494836][ T3239] CR2: 00007f32182811a0 CR3: 0000000016c92004 CR4: 0000000000771ef0
[  124.495031][ T3239] PKRU: 55555554
[  124.495126][ T3239] Call Trace:
[  124.495219][ T3239]  <TASK>
[  124.495286][ T3239]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[  124.495510][ T3239]  __dev_change_net_namespace (net/core/dev.c:12635)
[  124.495675][ T3239]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  124.495802][ T3239]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  124.495930][ T3239]  ? default_device_exit_batch (net/core/dev.c:13091)
[  124.496089][ T3239]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.496213][ T3239]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  124.496419][ T3239]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  124.496617][ T3239]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  124.496745][ T3239]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[  124.496873][ T3239]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[  124.497005][ T3239]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[  124.497136][ T3239]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  124.497266][ T3239]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  124.497525][ T3239]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  124.497652][ T3239]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  124.497777][ T3239]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  124.497901][ T3239]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  124.498032][ T3239]  ? __kernel_text_address (kernel/extable.c:79)
[  124.498159][ T3239]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  124.498287][ T3239]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.498500][ T3239]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  124.498629][ T3239]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  124.498755][ T3239]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  124.498878][ T3239]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  124.499007][ T3239]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  124.499138][ T3239]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  124.499269][ T3239]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  124.499488][ T3239]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  124.499616][ T3239]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  124.499744][ T3239]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  124.499867][ T3239]  ? nla_get_range_signed (lib/nlattr.c:270)
[  124.500003][ T3239]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  124.500133][ T3239]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  124.500261][ T3239]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.500482][ T3239]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  124.500607][ T3239]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  124.500734][ T3239]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  124.500860][ T3239]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  124.500992][ T3239]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.501119][ T3239]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  124.501245][ T3239]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  124.501459][ T3239]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  124.501587][ T3239]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  124.501714][ T3239]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  124.501839][ T3239]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  124.501968][ T3239]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  124.502093][ T3239]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  124.502219][ T3239]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.502429][ T3239]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  124.502555][ T3239]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  124.502682][ T3239]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  124.502808][ T3239]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  124.502937][ T3239]  ? 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))
[  124.503068][ T3239]  ? 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))
[  124.503197][ T3239]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  124.503354][ T3239]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  124.503489][ T3239]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  124.503618][ T3239]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  124.503746][ T3239]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  124.503872][ T3239]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  124.504006][ T3239]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  124.504134][ T3239]  ? copy_msghdr_from_user (net/socket.c:2635)
[  124.504260][ T3239]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  124.504427][ T3239]  ? move_addr_to_kernel (net/socket.c:258)
[  124.504554][ T3239]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  124.504681][ T3239]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  124.504809][ T3239]  ___sys_sendmsg (net/socket.c:2752)
[  124.504935][ T3239]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  124.505093][ T3239]  ? copy_msghdr_from_user (net/socket.c:2603)
[  124.505233][ T3239]  __sys_sendmsg (net/socket.c:2784)
[  124.505367][ T3239]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  124.505498][ T3239]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  124.505660][ T3239]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  124.505791][ T3239]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  124.505924][ T3239]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  124.506052][ T3239]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  124.506180][ T3239]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  124.506307][ T3239]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  124.506478][ T3239] RIP: 0033:0x7f32181eb08e
[  124.506612][ T3239] 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
[  124.507072][ T3239] RSP: 002b:00007ffe3112a7b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  124.507268][ T3239] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f32181eb08e
[  124.507471][ T3239] RDX: 0000000000000000 RSI: 00007ffe3112a860 RDI: 0000000000000005
[  124.507659][ T3239] RBP: 00007ffe3112a7c0 R08: 0000000000000000 R09: 0000000000000000
[  124.507848][ T3239] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f5
[  124.508042][ T3239] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3112af20
| [  124.521517][ T3239] ------------[ cut here ]------------
| [  124.521662][ T3239] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3239
| [  124.521920][ T3239] Modules linked in: vxlan
| [  124.522327][ T3239] Tainted: [W]=WARN
[  124.522433][ T3239] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  124.522599][ T3239] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  124.522769][ T3239] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  124.523230][ T3239] RSP: 0018:ffa0000005e86fc0 EFLAGS: 00010286
[  124.523412][ T3239] RAX: 00000000ffffffa6 RBX: ff1100001a6c9540 RCX: 1ff4000000bd0dbe
[  124.523607][ T3239] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001a6c95fc
[  124.523800][ T3239] RBP: ff1100001c291000 R08: 1fe22000034d92c1 R09: ff1100001c5a5158
[  124.523995][ T3239] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  124.524191][ T3239] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001b3f0e50
[  124.524389][ T3239] FS:  00007f3217fb1840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  124.524623][ T3239] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  124.524786][ T3239] CR2: 00007f32182811a0 CR3: 0000000016c92004 CR4: 0000000000771ef0
[  124.524984][ T3239] PKRU: 55555554
[  124.525082][ T3239] Call Trace:
[  124.525183][ T3239]  <TASK>
[  124.525250][ T3239]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  124.525390][ T3239]  ? notifier_call_chain (kernel/notifier.c:85)
[  124.525524][ T3239]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  124.525625][ T3239]  __dev_change_net_namespace (net/core/dev.c:12695)
[  124.525790][ T3239]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  124.525917][ T3239]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  124.526050][ T3239]  ? default_device_exit_batch (net/core/dev.c:13091)
[  124.526211][ T3239]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.526343][ T3239]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  124.526479][ T3239]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  124.526608][ T3239]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  124.526737][ T3239]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[  124.526866][ T3239]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[  124.527001][ T3239]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[  124.527132][ T3239]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  124.527262][ T3239]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  124.527432][ T3239]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  124.527590][ T3239]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  124.527717][ T3239]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  124.527848][ T3239]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  124.527984][ T3239]  ? __kernel_text_address (kernel/extable.c:79)
[  124.528113][ T3239]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  124.528245][ T3239]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.528381][ T3239]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  124.528516][ T3239]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  124.528645][ T3239]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  124.528771][ T3239]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  124.528899][ T3239]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  124.529034][ T3239]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  124.529162][ T3239]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  124.529291][ T3239]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  124.529434][ T3239]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  124.529567][ T3239]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  124.529694][ T3239]  ? nla_get_range_signed (lib/nlattr.c:270)
[  124.529825][ T3239]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  124.529959][ T3239]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  124.530090][ T3239]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.530217][ T3239]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  124.530352][ T3239]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  124.530484][ T3239]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  124.530611][ T3239]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  124.530741][ T3239]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.530869][ T3239]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  124.531000][ T3239]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  124.531127][ T3239]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  124.531258][ T3239]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  124.531391][ T3239]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  124.531526][ T3239]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  124.531654][ T3239]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  124.531781][ T3239]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  124.531910][ T3239]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.532042][ T3239]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  124.532170][ T3239]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  124.532297][ T3239]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  124.532438][ T3239]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  124.532573][ T3239]  ? 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))
[  124.532700][ T3239]  ? 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))
[  124.532828][ T3239]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  124.532957][ T3239]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  124.533085][ T3239]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  124.533214][ T3239]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  124.533348][ T3239]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  124.533490][ T3239]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  124.533621][ T3239]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  124.533754][ T3239]  ? copy_msghdr_from_user (net/socket.c:2635)
[  124.533881][ T3239]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  124.534042][ T3239]  ? move_addr_to_kernel (net/socket.c:258)
[  124.534170][ T3239]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  124.534302][ T3239]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  124.534442][ T3239]  ___sys_sendmsg (net/socket.c:2752)
[  124.534569][ T3239]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  124.534733][ T3239]  ? copy_msghdr_from_user (net/socket.c:2603)
[  124.534873][ T3239]  __sys_sendmsg (net/socket.c:2784)
[  124.535006][ T3239]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  124.535133][ T3239]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  124.535296][ T3239]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  124.535436][ T3239]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  124.535566][ T3239]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  124.535694][ T3239]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  124.535823][ T3239]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  124.535953][ T3239]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  124.536113][ T3239] RIP: 0033:0x7f32181eb08e
[  124.536248][ T3239] 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
[  124.536716][ T3239] RSP: 002b:00007ffe3112a7b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  124.536909][ T3239] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f32181eb08e
[  124.537103][ T3239] RDX: 0000000000000000 RSI: 00007ffe3112a860 RDI: 0000000000000005
[  124.537294][ T3239] RBP: 00007ffe3112a7c0 R08: 0000000000000000 R09: 0000000000000000
[  124.537499][ T3239] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f5
[  124.537694][ T3239] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3112af20
| [  124.565095][ T3240] ------------[ cut here ]------------
| [  124.565248][ T3240] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3240
| [  124.566138][ T3240] Modules linked in: vxlan
| [  124.566553][ T3240] Tainted: [W]=WARN
[  124.566651][ T3240] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  124.566815][ T3240] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  124.566987][ T3240] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  124.567459][ T3240] RSP: 0018:ffa0000005da7020 EFLAGS: 00010286
[  124.567621][ T3240] RAX: 00000000ffffffa6 RBX: ff11000015fb6900 RCX: 1ff4000000bb4dca
[  124.567813][ T3240] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000015fb69bc
[  124.568008][ T3240] RBP: ff1100001c664000 R08: 1fe2200002bf6d39 R09: ff1100001c472e58
[  124.568201][ T3240] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[  124.568405][ T3240] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  124.568599][ T3240] FS:  00007f4f08250840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  124.568823][ T3240] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  124.568987][ T3240] CR2: 00007f4f085201a0 CR3: 000000001bea0005 CR4: 0000000000771ef0
[  124.569180][ T3240] PKRU: 55555554
[  124.569277][ T3240] Call Trace:
[  124.569380][ T3240]  <TASK>
[  124.569452][ T3240]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  124.569584][ T3240]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  124.569682][ T3240]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  124.569811][ T3240]  __dev_notify_flags (net/core/dev.c:9787)
[  124.569952][ T3240]  ? netif_change_name (net/core/dev.c:1495)
[  124.570082][ T3240]  ? __dev_change_flags (net/core/dev.c:9752)
[  124.570214][ T3240]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[  124.570350][ T3240]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  124.570486][ T3240]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  124.570618][ T3240]  netif_change_flags (net/core/dev.c:9820)
[  124.570751][ T3240]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  124.570884][ T3240]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[  124.571017][ T3240]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  124.571154][ T3240]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  124.571321][ T3240]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  124.571457][ T3240]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  124.571587][ T3240]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  124.571716][ T3240]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  124.571846][ T3240]  ? __kernel_text_address (kernel/extable.c:79)
[  124.571982][ T3240]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  124.572112][ T3240]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.572242][ T3240]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  124.572379][ T3240]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  124.572514][ T3240]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  124.572644][ T3240]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  124.572772][ T3240]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  124.572902][ T3240]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  124.573037][ T3240]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  124.573168][ T3240]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  124.573297][ T3240]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  124.573443][ T3240]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  124.573574][ T3240]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  124.573708][ T3240]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  124.573837][ T3240]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.573971][ T3240]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  124.574099][ T3240]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  124.574227][ T3240]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  124.574361][ T3240]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  124.574498][ T3240]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.574626][ T3240]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  124.574757][ T3240]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  124.574887][ T3240]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  124.575025][ T3240]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  124.575156][ T3240]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  124.575288][ T3240]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  124.575432][ T3240]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  124.575562][ T3240]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  124.575692][ T3240]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.575822][ T3240]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  124.575959][ T3240]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  124.576094][ T3240]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  124.576224][ T3240]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  124.576363][ T3240]  ? 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))
[  124.576498][ T3240]  ? 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))
[  124.576630][ T3240]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  124.576762][ T3240]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  124.576892][ T3240]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  124.577025][ T3240]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  124.577156][ T3240]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  124.577287][ T3240]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  124.577430][ T3240]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  124.577561][ T3240]  ? copy_msghdr_from_user (net/socket.c:2635)
[  124.577691][ T3240]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  124.577856][ T3240]  ? move_addr_to_kernel (net/socket.c:258)
[  124.577991][ T3240]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  124.578123][ T3240]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  124.578253][ T3240]  ___sys_sendmsg (net/socket.c:2752)
[  124.578387][ T3240]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  124.578554][ T3240]  ? copy_msghdr_from_user (net/socket.c:2603)
[  124.578701][ T3240]  __sys_sendmsg (net/socket.c:2784)
[  124.578832][ T3240]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  124.578963][ T3240]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  124.579127][ T3240]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  124.579257][ T3240]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  124.579394][ T3240]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  124.579531][ T3240]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  124.579662][ T3240]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  124.579794][ T3240]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  124.579956][ T3240] RIP: 0033:0x7f4f0848a08e
[  124.580092][ T3240] 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
[  124.580564][ T3240] RSP: 002b:00007ffd8bfa5c90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  124.580763][ T3240] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4f0848a08e
[  124.580957][ T3240] RDX: 0000000000000000 RSI: 00007ffd8bfa5d40 RDI: 0000000000000005
[  124.581151][ T3240] RBP: 00007ffd8bfa5ca0 R08: 0000000000000000 R09: 0000000000000000
[  124.581369][ T3240] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f5
[  124.581573][ T3240] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd8bfa6410
| [  124.611955][ T3241] ------------[ cut here ]------------
| [  124.612106][ T3241] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3241
| [  124.612860][ T3241] Modules linked in: vxlan
| [  124.613279][ T3241] Tainted: [W]=WARN
[  124.613386][ T3241] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  124.613558][ T3241] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  124.613730][ T3241] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  124.614201][ T3241] RSP: 0018:ffa0000005da7020 EFLAGS: 00010286
[  124.614377][ T3241] RAX: 00000000ffffffa6 RBX: ff11000014561540 RCX: 1ff4000000bb4dca
[  124.614580][ T3241] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000145615fc
[  124.614780][ T3241] RBP: ff1100001c291000 R08: 1fe22000028ac2c1 R09: ff1100001c470b58
[  124.614981][ T3241] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[  124.615179][ T3241] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  124.615384][ T3241] FS:  00007f09215b6840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  124.615620][ T3241] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  124.615787][ T3241] CR2: 0000000029822988 CR3: 0000000014f8f002 CR4: 0000000000771ef0
[  124.615986][ T3241] PKRU: 55555554
[  124.616084][ T3241] Call Trace:
[  124.616182][ T3241]  <TASK>
[  124.616250][ T3241]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  124.616392][ T3241]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  124.616498][ T3241]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  124.616634][ T3241]  __dev_notify_flags (net/core/dev.c:9787)
[  124.616770][ T3241]  ? netif_change_name (net/core/dev.c:1495)
[  124.616902][ T3241]  ? __dev_change_flags (net/core/dev.c:9752)
[  124.617039][ T3241]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[  124.617169][ T3241]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  124.617299][ T3241]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  124.617446][ T3241]  netif_change_flags (net/core/dev.c:9820)
[  124.617582][ T3241]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  124.617714][ T3241]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[  124.617848][ T3241]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  124.617983][ T3241]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  124.618147][ T3241]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  124.618276][ T3241]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  124.618416][ T3241]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  124.618548][ T3241]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  124.618681][ T3241]  ? __kernel_text_address (kernel/extable.c:79)
[  124.618813][ T3241]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  124.618951][ T3241]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.619083][ T3241]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  124.619215][ T3241]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  124.619351][ T3241]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  124.619489][ T3241]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  124.619620][ T3241]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  124.619751][ T3241]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  124.619882][ T3241]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  124.620018][ T3241]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  124.620149][ T3241]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  124.620283][ T3241]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  124.620427][ T3241]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  124.620563][ T3241]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  124.620696][ T3241]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.620826][ T3241]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  124.620957][ T3241]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  124.621087][ T3241]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  124.621217][ T3241]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  124.621355][ T3241]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.621494][ T3241]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  124.621623][ T3241]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  124.621761][ T3241]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  124.621892][ T3241]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  124.622026][ T3241]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  124.622155][ T3241]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  124.622284][ T3241]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  124.622426][ T3241]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  124.622562][ T3241]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.622691][ T3241]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  124.622822][ T3241]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  124.622954][ T3241]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  124.623085][ T3241]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  124.623219][ T3241]  ? 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))
[  124.623353][ T3241]  ? 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))
[  124.623492][ T3241]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  124.623627][ T3241]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  124.623758][ T3241]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  124.623891][ T3241]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  124.624025][ T3241]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  124.624156][ T3241]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  124.624289][ T3241]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  124.624435][ T3241]  ? copy_msghdr_from_user (net/socket.c:2635)
[  124.624566][ T3241]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  124.624729][ T3241]  ? move_addr_to_kernel (net/socket.c:258)
[  124.624862][ T3241]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  124.624996][ T3241]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  124.625129][ T3241]  ___sys_sendmsg (net/socket.c:2752)
[  124.625257][ T3241]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  124.625433][ T3241]  ? copy_msghdr_from_user (net/socket.c:2603)
[  124.625577][ T3241]  __sys_sendmsg (net/socket.c:2784)
[  124.625708][ T3241]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  124.625837][ T3241]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  124.626007][ T3241]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  124.626137][ T3241]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  124.626271][ T3241]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  124.626416][ T3241]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  124.626548][ T3241]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  124.626686][ T3241]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  124.626849][ T3241] RIP: 0033:0x7f09217f008e
[  124.626989][ T3241] 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
[  124.627469][ T3241] RSP: 002b:00007ffd2bfecc10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  124.627668][ T3241] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f09217f008e
[  124.627862][ T3241] RDX: 0000000000000000 RSI: 00007ffd2bfeccc0 RDI: 0000000000000005
[  124.628067][ T3241] RBP: 00007ffd2bfecc20 R08: 0000000000000000 R09: 0000000000000000
[  124.628260][ T3241] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f5
[  124.628467][ T3241] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd2bfed390
| [  124.630553][   T36] ------------[ cut here ]------------
| [  124.630694][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/36
| [  124.630929][   T36] Modules linked in: vxlan
| [  124.631343][   T36] Tainted: [W]=WARN
[  124.631436][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  124.631585][   T36] Workqueue: events_unbound linkwatch_event
[  124.631737][   T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  124.631892][   T36] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  124.632334][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[  124.632492][   T36] RAX: 00000000ffffffa6 RBX: ff11000014561000 RCX: 1ff4000000051f02
[  124.632671][   T36] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000145610bc
[  124.632849][   T36] RBP: ff1100001c291000 R08: 1fe22000028ac219 R09: ff11000001d751a8
[  124.633028][   T36] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  124.633208][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  124.633396][   T36] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  124.633609][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  124.633759][   T36] CR2: 00005566d8c2f4e8 CR3: 000000000d14d006 CR4: 0000000000771ef0
[  124.633940][   T36] PKRU: 55555554
[  124.634033][   T36] Call Trace:
[  124.634122][   T36]  <TASK>
[  124.634185][   T36]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  124.634306][   T36]  ? notifier_call_chain (kernel/notifier.c:85)
[  124.634456][   T36]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  124.634548][   T36]  netif_state_change (net/core/dev.c:1605)
[  124.634672][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[  124.634822][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[  124.634946][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[  124.635065][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  124.635188][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[  124.635310][   T36]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[  124.635442][   T36]  process_one_work (kernel/workqueue.c:3314)
[  124.635567][   T36]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  124.635685][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.635810][   T36]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  124.635932][   T36]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  124.636053][   T36]  kthread (kernel/kthread.c:436)
[  124.636143][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  124.636295][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[  124.636427][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[  124.636550][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  124.636698][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  124.636816][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[  124.636934][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  124.646658][   T36] ------------[ cut here ]------------
| [  124.646792][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/36
| [  124.647032][   T36] Modules linked in: vxlan
| [  124.647646][   T36] Tainted: [W]=WARN
[  124.647736][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  124.647880][   T36] Workqueue: events_unbound linkwatch_event
[  124.648034][   T36] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  124.648183][   T36] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  124.648618][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[  124.648765][   T36] RAX: 00000000ffffffa6 RBX: ff1100001345e200 RCX: 1ff4000000051f02
[  124.648940][   T36] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001345e2bc
[  124.649118][   T36] RBP: ff1100001c664000 R08: 1fe220000268bc59 R09: ff11000001d751a8
[  124.649293][   T36] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  124.649477][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  124.649650][   T36] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  124.649851][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  124.650001][   T36] CR2: 00005566d8c2f4e8 CR3: 000000000d14d006 CR4: 0000000000771ef0
[  124.650178][   T36] PKRU: 55555554
[  124.650265][   T36] Call Trace:
[  124.650355][   T36]  <TASK>
[  124.650424][   T36]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  124.650542][   T36]  ? notifier_call_chain (kernel/notifier.c:85)
[  124.650658][   T36]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  124.650749][   T36]  netif_state_change (net/core/dev.c:1605)
[  124.650867][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[  124.651014][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[  124.651129][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[  124.651245][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  124.651369][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[  124.651491][   T36]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[  124.651608][   T36]  process_one_work (kernel/workqueue.c:3314)
[  124.651730][   T36]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  124.651845][   T36]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.651971][   T36]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  124.652091][   T36]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  124.652208][   T36]  kthread (kernel/kthread.c:436)
[  124.652295][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  124.652449][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[  124.652573][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[  124.652689][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  124.652832][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  124.652952][   T36]  ? kthread_affine_node (kernel/kthread.c:378)
[  124.653067][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  124.692714][ T3242] ------------[ cut here ]------------
| [  124.692843][ T3242] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3242
| [  124.693105][ T3242] Modules linked in: vxlan
| [  124.693524][ T3242] Tainted: [W]=WARN
[  124.693624][ T3242] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  124.693787][ T3242] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  124.693957][ T3242] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  124.694432][ T3242] RSP: 0018:ffa0000005f66ee0 EFLAGS: 00010286
[  124.694602][ T3242] RAX: 00000000ffffffa6 RBX: ff11000016d0f380 RCX: 1ff4000000becda2
[  124.694797][ T3242] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000016d0f43c
[  124.694999][ T3242] RBP: ff1100001c664000 R08: 1fe2200002da1e89 R09: ff1100001c475158
[  124.695195][ T3242] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  124.695393][ T3242] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  124.695593][ T3242] FS:  00007f77c630c840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  124.695826][ T3242] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  124.695993][ T3242] CR2: 0000000025f67988 CR3: 0000000004a34003 CR4: 0000000000771ef0
[  124.696192][ T3242] PKRU: 55555554
[  124.696290][ T3242] Call Trace:
[  124.696392][ T3242]  <TASK>
[  124.696465][ T3242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  124.696598][ T3242]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  124.696730][ T3242]  notifier_call_chain (kernel/notifier.c:85)
[  124.696863][ T3242]  __netdev_upper_dev_link (net/core/dev.c:8931)
[  124.696998][ T3242]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  124.697128][ T3242]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  124.697259][ T3242]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  124.697403][ T3242]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[  124.697535][ T3242]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[  124.697667][ T3242]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[  124.697798][ T3242]  ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:45)
[  124.697930][ T3242]  ? netdev_rx_handler_register (net/core/dev.c:5900)
[  124.698066][ T3242]  br_add_if (net/bridge/br_if.c:619)
[  124.698171][ T3242]  do_set_master (net/core/rtnetlink.c:3011)
[  124.698304][ T3242]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  124.698446][ T3242]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  124.698580][ T3242]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  124.698713][ T3242]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  124.698878][ T3242]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  124.699013][ T3242]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  124.699152][ T3242]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  124.699284][ T3242]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  124.699429][ T3242]  ? __kernel_text_address (kernel/extable.c:79)
[  124.699561][ T3242]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  124.699694][ T3242]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.699826][ T3242]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  124.699963][ T3242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  124.700097][ T3242]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  124.700228][ T3242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  124.700364][ T3242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  124.700502][ T3242]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  124.700638][ T3242]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  124.700772][ T3242]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  124.700912][ T3242]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  124.701049][ T3242]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  124.701185][ T3242]  ? nla_get_range_signed (lib/nlattr.c:270)
[  124.701329][ T3242]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  124.701475][ T3242]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  124.701610][ T3242]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.701742][ T3242]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  124.701872][ T3242]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  124.702009][ T3242]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  124.702142][ T3242]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  124.702282][ T3242]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.702428][ T3242]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  124.702559][ T3242]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  124.702690][ T3242]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  124.702823][ T3242]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  124.702957][ T3242]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  124.703088][ T3242]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  124.703220][ T3242]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  124.703360][ T3242]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  124.703505][ T3242]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.703641][ T3242]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  124.703777][ T3242]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  124.703909][ T3242]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  124.704043][ T3242]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  124.704177][ T3242]  ? 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))
[  124.704308][ T3242]  ? 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))
[  124.704451][ T3242]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  124.704582][ T3242]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  124.704718][ T3242]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  124.704851][ T3242]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  124.704985][ T3242]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  124.705117][ T3242]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  124.705250][ T3242]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  124.705386][ T3242]  ? copy_msghdr_from_user (net/socket.c:2635)
[  124.705528][ T3242]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  124.705689][ T3242]  ? move_addr_to_kernel (net/socket.c:258)
[  124.705822][ T3242]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  124.705954][ T3242]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  124.706085][ T3242]  ___sys_sendmsg (net/socket.c:2752)
[  124.706214][ T3242]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  124.706383][ T3242]  ? copy_msghdr_from_user (net/socket.c:2603)
[  124.706533][ T3242]  __sys_sendmsg (net/socket.c:2784)
[  124.706664][ T3242]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  124.706796][ T3242]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  124.706966][ T3242]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  124.707097][ T3242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  124.707228][ T3242]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  124.707365][ T3242]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  124.707505][ T3242]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  124.707636][ T3242]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  124.707804][ T3242] RIP: 0033:0x7f77c654608e
[  124.707946][ T3242] 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
[  124.708428][ T3242] RSP: 002b:00007ffcf5b15270 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  124.708634][ T3242] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f77c654608e
[  124.708831][ T3242] RDX: 0000000000000000 RSI: 00007ffcf5b15320 RDI: 0000000000000005
[  124.709033][ T3242] RBP: 00007ffcf5b15280 R08: 0000000000000000 R09: 0000000000000000
[  124.709234][ T3242] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f5
[  124.709442][ T3242] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf5b159f0
| [  124.711102][ T3242] ------------[ cut here ]------------
| [  124.711235][ T3242] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3242
| [  124.711513][ T3242] Modules linked in: vxlan
| [  124.711932][ T3242] Tainted: [W]=WARN
[  124.712041][ T3242] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  124.712214][ T3242] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  124.712404][ T3242] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  124.712891][ T3242] RSP: 0018:ffa0000005f66ea0 EFLAGS: 00010286
[  124.713067][ T3242] RAX: 00000000ffffffa6 RBX: ff11000016d0f700 RCX: 1ff4000000becd9a
[  124.713274][ T3242] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000016d0f7bc
[  124.713491][ T3242] RBP: ff1100001c664000 R08: 1fe2200002da1ef9 R09: ff1100001c475158
[  124.713694][ T3242] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000100
[  124.713904][ T3242] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001a9cb408
[  124.714111][ T3242] FS:  00007f77c630c840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  124.714357][ T3242] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  124.714535][ T3242] CR2: 0000000025f67988 CR3: 0000000004a34003 CR4: 0000000000771ef0
[  124.714744][ T3242] PKRU: 55555554
[  124.714847][ T3242] Call Trace:
[  124.714952][ T3242]  <TASK>
[  124.715022][ T3242]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[  124.715165][ T3242]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  124.715305][ T3242]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  124.715417][ T3242]  __dev_notify_flags (net/core/dev.c:9787)
[  124.715555][ T3242]  ? netdev_notice (net/core/dev.c:13008)
[  124.715695][ T3242]  ? netif_change_name (net/core/dev.c:1495)
[  124.715834][ T3242]  ? dev_get_min_mp_channel_count (./include/net/netdev_lock.h:30 (discriminator 1))
[  124.716010][ T3242]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  124.716150][ T3242]  __dev_set_promiscuity (net/core/dev.c:9630)
[  124.716288][ T3242]  netif_set_promiscuity (net/core/dev.c:9639)
[  124.716435][ T3242]  dev_set_promiscuity (net/core/dev_api.c:288)
[  124.716573][ T3242]  br_port_set_promisc (net/bridge/br_if.c:108)
[  124.716711][ T3242]  br_manage_promisc (net/bridge/br_if.c:174)
[  124.716850][ T3242]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[  124.716989][ T3242]  br_add_if (net/bridge/br_if.c:242 net/bridge/br_if.c:627)
[  124.717098][ T3242]  do_set_master (net/core/rtnetlink.c:3011)
[  124.717236][ T3242]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  124.717381][ T3242]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  124.717525][ T3242]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  124.717664][ T3242]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  124.717836][ T3242]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  124.717975][ T3242]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  124.718111][ T3242]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  124.718248][ T3242]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  124.718394][ T3242]  ? __kernel_text_address (kernel/extable.c:79)
[  124.718535][ T3242]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  124.718675][ T3242]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.718814][ T3242]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  124.718967][ T3242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  124.719105][ T3242]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  124.719244][ T3242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  124.719386][ T3242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  124.719528][ T3242]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  124.719666][ T3242]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  124.719805][ T3242]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  124.719946][ T3242]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  124.720085][ T3242]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  124.720222][ T3242]  ? nla_get_range_signed (lib/nlattr.c:270)
[  124.720366][ T3242]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  124.720509][ T3242]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  124.720651][ T3242]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.720787][ T3242]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  124.720926][ T3242]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  124.721065][ T3242]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  124.721201][ T3242]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  124.721346][ T3242]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.721488][ T3242]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  124.721625][ T3242]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  124.721762][ T3242]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  124.721902][ T3242]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  124.722043][ T3242]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  124.722182][ T3242]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  124.722323][ T3242]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  124.722466][ T3242]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  124.722605][ T3242]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.722740][ T3242]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  124.722883][ T3242]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  124.723022][ T3242]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  124.723158][ T3242]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  124.723298][ T3242]  ? 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))
[  124.723443][ T3242]  ? 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))
[  124.723581][ T3242]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  124.723731][ T3242]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  124.723872][ T3242]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  124.724021][ T3242]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  124.724161][ T3242]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  124.724299][ T3242]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  124.724445][ T3242]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  124.724582][ T3242]  ? copy_msghdr_from_user (net/socket.c:2635)
[  124.724718][ T3242]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  124.724887][ T3242]  ? move_addr_to_kernel (net/socket.c:258)
[  124.725027][ T3242]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  124.725167][ T3242]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  124.725305][ T3242]  ___sys_sendmsg (net/socket.c:2752)
[  124.725455][ T3242]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  124.725624][ T3242]  ? copy_msghdr_from_user (net/socket.c:2603)
[  124.725772][ T3242]  __sys_sendmsg (net/socket.c:2784)
[  124.725909][ T3242]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  124.726052][ T3242]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  124.726227][ T3242]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  124.726367][ T3242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  124.726513][ T3242]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  124.726653][ T3242]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  124.726790][ T3242]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  124.726930][ T3242]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  124.727103][ T3242] RIP: 0033:0x7f77c654608e
[  124.727245][ T3242] 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
[  124.727742][ T3242] RSP: 002b:00007ffcf5b15270 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  124.727951][ T3242] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f77c654608e
[  124.728161][ T3242] RDX: 0000000000000000 RSI: 00007ffcf5b15320 RDI: 0000000000000005
[  124.728370][ T3242] RBP: 00007ffcf5b15280 R08: 0000000000000000 R09: 0000000000000000
[  124.728578][ T3242] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f5
[  124.728785][ T3242] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf5b159f0
| [  124.731091][ T3242] ------------[ cut here ]------------
| [  124.731220][ T3242] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3242
| [  124.731486][ T3242] Modules linked in: vxlan
| [  124.731877][ T3242] Tainted: [W]=WARN
[  124.731980][ T3242] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  124.732146][ T3242] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  124.732320][ T3242] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  124.732784][ T3242] RSP: 0018:ffa0000005f67000 EFLAGS: 00010286
[  124.732953][ T3242] RAX: 00000000ffffffa6 RBX: ff110000129c9000 RCX: 1ff4000000becdc6
[  124.733154][ T3242] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129c90bc
[  124.733356][ T3242] RBP: ff1100001c53a000 R08: 1fe2200002539219 R09: ff1100001c475158
[  124.733553][ T3242] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  124.733744][ T3242] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  124.733937][ T3242] FS:  00007f77c630c840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  124.734167][ T3242] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  124.734333][ T3242] CR2: 0000000025f67988 CR3: 0000000004a34003 CR4: 0000000000771ef0
[  124.734533][ T3242] PKRU: 55555554
[  124.734632][ T3242] Call Trace:
[  124.734728][ T3242]  <TASK>
[  124.734795][ T3242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  124.734926][ T3242]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  124.735058][ T3242]  notifier_call_chain (kernel/notifier.c:85)
[  124.735190][ T3242]  call_netdevice_notifiers (net/core/dev.c:2287 net/core/dev.c:2301)
[  124.735329][ T3242]  ? __dev_open (./include/net/netdev_lock.h:33)
[  124.735467][ T3242]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[  124.735603][ T3242]  br_add_if (net/bridge/br_if.c:679)
[  124.735706][ T3242]  do_set_master (net/core/rtnetlink.c:3011)
[  124.735836][ T3242]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  124.735972][ T3242]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  124.736103][ T3242]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  124.736234][ T3242]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  124.736405][ T3242]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  124.736535][ T3242]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  124.736667][ T3242]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  124.736795][ T3242]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  124.736927][ T3242]  ? __kernel_text_address (kernel/extable.c:79)
[  124.737060][ T3242]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  124.737192][ T3242]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.737326][ T3242]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  124.737467][ T3242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  124.737598][ T3242]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  124.737727][ T3242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  124.737857][ T3242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  124.737986][ T3242]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  124.738115][ T3242]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  124.738242][ T3242]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  124.738376][ T3242]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  124.738511][ T3242]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  124.738640][ T3242]  ? nla_get_range_signed (lib/nlattr.c:270)
[  124.738770][ T3242]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  124.738903][ T3242]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  124.739037][ T3242]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.739165][ T3242]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  124.739293][ T3242]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  124.739434][ T3242]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  124.739564][ T3242]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  124.739696][ T3242]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.739826][ T3242]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  124.739956][ T3242]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  124.740090][ T3242]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  124.740225][ T3242]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  124.740360][ T3242]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  124.740495][ T3242]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  124.740623][ T3242]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  124.740749][ T3242]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  124.740881][ T3242]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.741012][ T3242]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  124.741142][ T3242]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  124.741272][ T3242]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  124.741411][ T3242]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  124.741544][ T3242]  ? 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))
[  124.741673][ T3242]  ? 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))
[  124.741804][ T3242]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  124.741936][ T3242]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  124.742070][ T3242]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  124.742201][ T3242]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  124.742335][ T3242]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  124.742471][ T3242]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  124.742601][ T3242]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  124.742730][ T3242]  ? copy_msghdr_from_user (net/socket.c:2635)
[  124.742861][ T3242]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  124.743023][ T3242]  ? move_addr_to_kernel (net/socket.c:258)
[  124.743155][ T3242]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  124.743284][ T3242]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  124.743424][ T3242]  ___sys_sendmsg (net/socket.c:2752)
[  124.743554][ T3242]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  124.743722][ T3242]  ? copy_msghdr_from_user (net/socket.c:2603)
[  124.743867][ T3242]  __sys_sendmsg (net/socket.c:2784)
[  124.744002][ T3242]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  124.744136][ T3242]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  124.744300][ T3242]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  124.744439][ T3242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  124.744569][ T3242]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  124.744698][ T3242]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  124.744826][ T3242]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  124.744959][ T3242]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  124.745120][ T3242] RIP: 0033:0x7f77c654608e
[  124.745255][ T3242] 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
[  124.745731][ T3242] RSP: 002b:00007ffcf5b15270 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  124.745926][ T3242] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f77c654608e
[  124.746123][ T3242] RDX: 0000000000000000 RSI: 00007ffcf5b15320 RDI: 0000000000000005
[  124.746320][ T3242] RBP: 00007ffcf5b15280 R08: 0000000000000000 R09: 0000000000000000
[  124.746524][ T3242] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f5
[  124.746719][ T3242] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf5b159f0
| [  124.748367][ T3242] ------------[ cut here ]------------
| [  124.748503][ T3242] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3242
| [  124.748754][ T3242] Modules linked in: vxlan
| [  124.749145][ T3242] Tainted: [W]=WARN
[  124.749243][ T3242] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  124.749417][ T3242] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  124.749585][ T3242] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  124.750048][ T3242] RSP: 0018:ffa0000005f66f78 EFLAGS: 00010286
[  124.750210][ T3242] RAX: 00000000ffffffa6 RBX: ff110000129c83c0 RCX: 1ff4000000becdb5
[  124.750414][ T3242] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129c847c
[  124.750606][ T3242] RBP: ff1100001c53a000 R08: 1fe2200002539091 R09: ff1100001c475158
[  124.750795][ T3242] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  124.750987][ T3242] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000001
[  124.751182][ T3242] FS:  00007f77c630c840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  124.751416][ T3242] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  124.751578][ T3242] CR2: 0000000025f67988 CR3: 0000000004a34003 CR4: 0000000000771ef0
[  124.751772][ T3242] PKRU: 55555554
[  124.751873][ T3242] Call Trace:
[  124.751972][ T3242]  <TASK>
[  124.752042][ T3242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  124.752174][ T3242]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  124.752303][ T3242]  notifier_call_chain (kernel/notifier.c:85)
[  124.752447][ T3242]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[  124.752612][ T3242]  ? netdev_change_features (net/core/dev.c:11117)
[  124.752744][ T3242]  ? br_opt_toggle (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:767 net/bridge/br.c:391)
[  124.752876][ T3242]  br_add_if (net/bridge/br_if.c:683)
[  124.752983][ T3242]  do_set_master (net/core/rtnetlink.c:3011)
[  124.753114][ T3242]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  124.753244][ T3242]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  124.753382][ T3242]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  124.753519][ T3242]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  124.753681][ T3242]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  124.753809][ T3242]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  124.753942][ T3242]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  124.754073][ T3242]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  124.754209][ T3242]  ? __kernel_text_address (kernel/extable.c:79)
[  124.754344][ T3242]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  124.754480][ T3242]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.754609][ T3242]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  124.754737][ T3242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  124.754869][ T3242]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  124.755002][ T3242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  124.755133][ T3242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  124.755263][ T3242]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  124.755405][ T3242]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  124.755535][ T3242]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  124.755664][ T3242]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  124.755794][ T3242]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  124.755930][ T3242]  ? nla_get_range_signed (lib/nlattr.c:270)
[  124.756065][ T3242]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  124.756198][ T3242]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  124.756333][ T3242]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.756467][ T3242]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  124.756596][ T3242]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  124.756725][ T3242]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  124.756854][ T3242]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  124.756988][ T3242]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.757122][ T3242]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  124.757250][ T3242]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  124.757384][ T3242]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  124.757520][ T3242]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  124.757649][ T3242]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  124.757777][ T3242]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  124.757908][ T3242]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  124.758040][ T3242]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  124.758170][ T3242]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  124.758299][ T3242]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  124.758442][ T3242]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  124.758577][ T3242]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  124.758712][ T3242]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  124.758845][ T3242]  ? 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))
[  124.758979][ T3242]  ? 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))
[  124.759111][ T3242]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  124.759243][ T3242]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  124.759378][ T3242]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  124.759516][ T3242]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  124.759646][ T3242]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  124.759776][ T3242]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  124.759906][ T3242]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  124.760039][ T3242]  ? copy_msghdr_from_user (net/socket.c:2635)
[  124.760170][ T3242]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  124.760335][ T3242]  ? move_addr_to_kernel (net/socket.c:258)
[  124.760476][ T3242]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  124.760606][ T3242]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  124.760743][ T3242]  ___sys_sendmsg (net/socket.c:2752)
[  124.760871][ T3242]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  124.761037][ T3242]  ? copy_msghdr_from_user (net/socket.c:2603)
[  124.761178][ T3242]  __sys_sendmsg (net/socket.c:2784)
[  124.761308][ T3242]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  124.761448][ T3242]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  124.761611][ T3242]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  124.761741][ T3242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  124.761872][ T3242]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  124.762007][ T3242]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  124.762138][ T3242]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  124.762269][ T3242]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  124.762440][ T3242] RIP: 0033:0x7f77c654608e
[  124.762576][ T3242] 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
[  124.763040][ T3242] RSP: 002b:00007ffcf5b15270 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  124.763235][ T3242] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f77c654608e
[  124.763443][ T3242] RDX: 0000000000000000 RSI: 00007ffcf5b15320 RDI: 0000000000000005
[  124.763636][ T3242] RBP: 00007ffcf5b15280 R08: 0000000000000000 R09: 0000000000000000
[  124.763830][ T3242] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f5
[  124.764025][ T3242] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf5b159f0
| [  125.021281][ T3264] ------------[ cut here ]------------
| [  125.021683][ T3264] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3264
| [  125.021968][ T3264] Modules linked in: vxlan
| [  125.022405][ T3264] Tainted: [W]=WARN
[  125.022508][ T3264] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  125.022677][ T3264] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  125.022855][ T3264] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  125.023352][ T3264] RSP: 0018:ffa0000006007090 EFLAGS: 00010286
[  125.023530][ T3264] RAX: 00000000ffffffa6 RBX: ff110000137598c0 RCX: 1ff4000000c00dd8
[  125.023732][ T3264] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001375997c
[  125.023937][ T3264] RBP: ff1100001c291000 R08: 1fe22000026eb331 R09: ff1100001c79d180
[  125.024143][ T3264] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  125.024353][ T3264] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  125.024561][ T3264] FS:  00007f976acc8840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  125.024803][ T3264] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  125.024990][ T3264] CR2: 00007f976b03d040 CR3: 000000001c583001 CR4: 0000000000771ef0
[  125.025197][ T3264] PKRU: 55555554
[  125.025300][ T3264] Call Trace:
[  125.025417][ T3264]  <TASK>
[  125.025489][ T3264]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  125.025628][ T3264]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  125.025763][ T3264]  notifier_call_chain (kernel/notifier.c:85)
[  125.025901][ T3264]  __netdev_upper_dev_link (net/core/dev.c:8931)
[  125.026041][ T3264]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  125.026188][ T3264]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[  125.026334][ T3264]  netdev_upper_dev_link (net/core/dev.c:8972)
[  125.026476][ T3264]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[  125.026612][ T3264]  register_vlan_dev (net/8021q/vlan.c:183)
[  125.026749][ T3264]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  125.026889][ T3264]  vlan_newlink (net/8021q/vlan_netlink.c:194)
[  125.027028][ T3264]  ? nla_strscpy (lib/nlattr.c:795)
[  125.027166][ T3264]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[  125.027303][ T3264]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  125.027449][ T3264]  ? __dev_get_by_name (net/core/dev.c:883)
[  125.027584][ T3264]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  125.027725][ T3264]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  125.027865][ T3264]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  125.028005][ T3264]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  125.028142][ T3264]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  125.028281][ T3264]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  125.028425][ T3264]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  125.028559][ T3264]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  125.028701][ T3264]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  125.028837][ T3264]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  125.028976][ T3264]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  125.029111][ T3264]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  125.029247][ T3264]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  125.029417][ T3264]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  125.029555][ T3264]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  125.029688][ T3264]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  125.029823][ T3264]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  125.029960][ T3264]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  125.030098][ T3264]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  125.030237][ T3264]  ? 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))
[  125.030378][ T3264]  ? 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))
[  125.030521][ T3264]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  125.030656][ T3264]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  125.030791][ T3264]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  125.030929][ T3264]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  125.031072][ T3264]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  125.031210][ T3264]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  125.031355][ T3264]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  125.031497][ T3264]  ? copy_msghdr_from_user (net/socket.c:2635)
[  125.031634][ T3264]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  125.031801][ T3264]  ? move_addr_to_kernel (net/socket.c:258)
[  125.031947][ T3264]  ___sys_sendmsg (net/socket.c:2752)
[  125.032084][ T3264]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  125.032218][ T3264]  ? copy_msghdr_from_user (net/socket.c:2603)
[  125.032369][ T3264]  ? 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))
[  125.032513][ T3264]  __sys_sendmsg (net/socket.c:2784)
[  125.032648][ T3264]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  125.032786][ T3264]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  125.032921][ T3264]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  125.033058][ T3264]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  125.033197][ T3264]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  125.033342][ T3264]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  125.033482][ T3264]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  125.033651][ T3264] RIP: 0033:0x7f976af0208e
[  125.033795][ T3264] 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
[  125.034287][ T3264] RSP: 002b:00007ffed349e750 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  125.034502][ T3264] RAX: ffffffffffffffda RBX: 00007ffed349ef10 RCX: 00007f976af0208e
[  125.034711][ T3264] RDX: 0000000000000000 RSI: 00007ffed349e800 RDI: 0000000000000005
[  125.034912][ T3264] RBP: 00007ffed349e760 R08: 0000000000000000 R09: 0000000000000000
[  125.035120][ T3264] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f6
[  125.035328][ T3264] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed349eed0
| [  125.036977][ T3264] ------------[ cut here ]------------
| [  125.037107][ T3264] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3264
| [  125.037375][ T3264] Modules linked in: vxlan
| [  125.037783][ T3264] Tainted: [W]=WARN
[  125.037884][ T3264] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  125.038053][ T3264] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  125.038227][ T3264] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  125.038716][ T3264] RSP: 0018:ffa00000060071b0 EFLAGS: 00010286
[  125.038883][ T3264] RAX: 00000000ffffffa6 RBX: ff11000013758580 RCX: 1ff4000000c00dfc
[  125.039083][ T3264] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001375863c
[  125.039280][ T3264] RBP: ff1100001c7b1000 R08: 1fe22000026eb0c9 R09: ff1100001c79d180
[  125.039490][ T3264] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  125.039689][ T3264] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab76b3a0
[  125.039892][ T3264] FS:  00007f976acc8840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  125.040130][ T3264] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  125.040297][ T3264] CR2: 00007f976b03d040 CR3: 000000001c583001 CR4: 0000000000771ef0
[  125.040512][ T3264] PKRU: 55555554
[  125.040612][ T3264] Call Trace:
[  125.040712][ T3264]  <TASK>
[  125.040780][ T3264]  ? register_vlan_dev (net/8021q/vlan.c:188)
[  125.040914][ T3264]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  125.041050][ T3264]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  125.041188][ T3264]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  125.041290][ T3264]  __dev_notify_flags (net/core/dev.c:9787)
[  125.041436][ T3264]  ? netdev_update_features (net/core/dev.c:11098)
[  125.041570][ T3264]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[  125.041735][ T3264]  ? netif_change_name (net/core/dev.c:1495)
[  125.041867][ T3264]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  125.042002][ T3264]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[  125.042138][ T3264]  ? register_vlan_dev (net/8021q/vlan.c:196)
[  125.042273][ T3264]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  125.042418][ T3264]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[  125.042552][ T3264]  ? nla_strscpy (lib/nlattr.c:795)
[  125.042687][ T3264]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[  125.042827][ T3264]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  125.042963][ T3264]  ? __dev_get_by_name (net/core/dev.c:883)
[  125.043095][ T3264]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  125.043233][ T3264]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  125.043379][ T3264]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  125.043521][ T3264]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  125.043655][ T3264]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  125.043793][ T3264]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  125.043925][ T3264]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  125.044061][ T3264]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  125.044197][ T3264]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  125.044342][ T3264]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  125.044481][ T3264]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  125.044615][ T3264]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  125.044748][ T3264]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  125.044884][ T3264]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  125.045020][ T3264]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  125.045152][ T3264]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  125.045285][ T3264]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  125.045438][ T3264]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  125.045577][ T3264]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  125.045715][ T3264]  ? 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))
[  125.045848][ T3264]  ? 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))
[  125.045986][ T3264]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  125.046121][ T3264]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  125.046261][ T3264]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  125.046407][ T3264]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  125.046544][ T3264]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  125.046679][ T3264]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  125.046814][ T3264]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  125.046951][ T3264]  ? copy_msghdr_from_user (net/socket.c:2635)
[  125.047084][ T3264]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  125.047249][ T3264]  ? move_addr_to_kernel (net/socket.c:258)
[  125.047393][ T3264]  ___sys_sendmsg (net/socket.c:2752)
[  125.047532][ T3264]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  125.047663][ T3264]  ? copy_msghdr_from_user (net/socket.c:2603)
[  125.047806][ T3264]  ? 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))
[  125.047944][ T3264]  __sys_sendmsg (net/socket.c:2784)
[  125.048077][ T3264]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  125.048215][ T3264]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  125.048354][ T3264]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  125.048499][ T3264]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  125.048633][ T3264]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  125.048769][ T3264]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  125.048907][ T3264]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  125.049076][ T3264] RIP: 0033:0x7f976af0208e
[  125.049215][ T3264] 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
[  125.049704][ T3264] RSP: 002b:00007ffed349e750 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  125.049905][ T3264] RAX: ffffffffffffffda RBX: 00007ffed349ef10 RCX: 00007f976af0208e
[  125.050113][ T3264] RDX: 0000000000000000 RSI: 00007ffed349e800 RDI: 0000000000000005
[  125.050321][ T3264] RBP: 00007ffed349e760 R08: 0000000000000000 R09: 0000000000000000
[  125.050534][ T3264] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f6
[  125.050734][ T3264] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed349eed0
| [  125.126299][ T3266] ------------[ cut here ]------------
| [  125.126605][ T3266] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3266
| [  125.127070][ T3266] Modules linked in: vxlan
| [  125.128015][ T3266] Tainted: [W]=WARN
[  125.128245][ T3266] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  125.128591][ T3266] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  125.128929][ T3266] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  125.129766][ T3266] RSP: 0018:ffa0000006027020 EFLAGS: 00010286
[  125.130089][ T3266] RAX: 00000000ffffffa6 RBX: ff11000013596900 RCX: 1ff4000000c04dca
[  125.130489][ T3266] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000135969bc
[  125.130863][ T3266] RBP: ff1100001c7b1000 R08: 1fe22000026b2d39 R09: ff11000016a52e58
[  125.131225][ T3266] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[  125.131625][ T3266] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  125.132005][ T3266] FS:  00007f923883c840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  125.132473][ T3266] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  125.132795][ T3266] CR2: 000000000a0fa988 CR3: 000000001c5c4002 CR4: 0000000000771ef0
[  125.133166][ T3266] PKRU: 55555554
[  125.133408][ T3266] Call Trace:
[  125.133624][ T3266]  <TASK>
[  125.133788][ T3266]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[  125.134056][ T3266]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  125.134359][ T3266]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  125.134588][ T3266]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  125.134860][ T3266]  __dev_notify_flags (net/core/dev.c:9787)
[  125.135135][ T3266]  ? netif_change_name (net/core/dev.c:1495)
[  125.135429][ T3266]  ? __dev_change_flags (net/core/dev.c:9752)
[  125.135704][ T3266]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[  125.135975][ T3266]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  125.136244][ T3266]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  125.136545][ T3266]  netif_change_flags (net/core/dev.c:9820)
[  125.136819][ T3266]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  125.137073][ T3266]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[  125.137363][ T3266]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  125.137648][ T3266]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  125.137973][ T3266]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  125.138242][ T3266]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  125.138540][ T3266]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  125.138814][ T3266]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  125.139084][ T3266]  ? __kernel_text_address (kernel/extable.c:79)
[  125.139374][ T3266]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  125.139661][ T3266]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  125.139930][ T3266]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  125.140199][ T3266]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  125.140494][ T3266]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  125.140787][ T3266]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  125.141047][ T3266]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  125.141334][ T3266]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  125.141618][ T3266]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  125.141888][ T3266]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  125.142157][ T3266]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  125.142449][ T3266]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  125.142726][ T3266]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  125.142998][ T3266]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  125.143269][ T3266]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  125.143559][ T3266]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  125.143830][ T3266]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  125.144096][ T3266]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  125.144379][ T3266]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  125.144665][ T3266]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  125.144934][ T3266]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  125.145187][ T3266]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  125.145486][ T3266]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  125.145761][ T3266]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  125.146032][ T3266]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  125.146301][ T3266]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  125.146597][ T3266]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  125.146864][ T3266]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  125.147134][ T3266]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  125.147421][ T3266]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  125.147695][ T3266]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  125.147961][ T3266]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  125.148229][ T3266]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  125.148528][ T3266]  ? 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))
[  125.148797][ T3266]  ? 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))
[  125.149067][ T3266]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  125.149354][ T3266]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  125.149633][ T3266]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  125.149904][ T3266]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  125.150173][ T3266]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  125.150469][ T3266]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  125.150741][ T3266]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  125.151011][ T3266]  ? copy_msghdr_from_user (net/socket.c:2635)
[  125.151281][ T3266]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  125.151626][ T3266]  ? move_addr_to_kernel (net/socket.c:258)
[  125.151898][ T3266]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  125.152165][ T3266]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  125.152459][ T3266]  ___sys_sendmsg (net/socket.c:2752)
[  125.152727][ T3266]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  125.153036][ T3266]  ? copy_msghdr_from_user (net/socket.c:2603)
[  125.153344][ T3266]  __sys_sendmsg (net/socket.c:2784)
[  125.153615][ T3266]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  125.153879][ T3266]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  125.154201][ T3266]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  125.154496][ T3266]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  125.154765][ T3266]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  125.155033][ T3266]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  125.155302][ T3266]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  125.155600][ T3266]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  125.155921][ T3266] RIP: 0033:0x7f9238a7608e
[  125.156202][ T3266] 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
[  125.157044][ T3266] RSP: 002b:00007ffc47bfc040 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  125.157444][ T3266] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9238a7608e
[  125.157820][ T3266] RDX: 0000000000000000 RSI: 00007ffc47bfc0f0 RDI: 0000000000000005
[  125.158176][ T3266] RBP: 00007ffc47bfc050 R08: 0000000000000000 R09: 0000000000000000
[  125.158574][ T3266] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f6
[  125.158943][ T3266] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc47bfc7c0
| [  125.199742][ T3267] ------------[ cut here ]------------
| [  125.199905][ T3267] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3267
| [  125.200189][ T3267] Modules linked in: vxlan
| [  125.200638][ T3267] Tainted: [W]=WARN
[  125.200743][ T3267] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  125.200916][ T3267] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  125.201099][ T3267] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  125.201611][ T3267] RSP: 0018:ffa0000006036f70 EFLAGS: 00010286
[  125.201789][ T3267] RAX: 00000000ffffffa6 RBX: ff11000010b91000 RCX: 1ff4000000c06db4
[  125.202004][ T3267] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010b910bc
[  125.202213][ T3267] RBP: ff1100001b01c000 R08: 1fe2200002172219 R09: ff1100001ac98b80
[  125.202434][ T3267] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  125.202644][ T3267] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  125.202857][ T3267] FS:  00007fdd8e1d5840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  125.203109][ T3267] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  125.203284][ T3267] CR2: 0000000020421a28 CR3: 0000000016bd5002 CR4: 0000000000771ef0
[  125.203507][ T3267] PKRU: 55555554
[  125.203610][ T3267] Call Trace:
[  125.203717][ T3267]  <TASK>
[  125.203789][ T3267]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  125.203931][ T3267]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  125.204075][ T3267]  notifier_call_chain (kernel/notifier.c:85)
[  125.204221][ T3267]  __netdev_upper_dev_link (net/core/dev.c:8931)
[  125.204366][ T3267]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  125.204517][ T3267]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[  125.204662][ T3267]  netdev_upper_dev_link (net/core/dev.c:8972)
[  125.204802][ T3267]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[  125.204949][ T3267] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[  125.205095][ T3267]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[  125.205239][ T3267] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[  125.205407][ T3267]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[  125.205569][ T3267]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[  125.205719][ T3267]  ? nla_strscpy (lib/nlattr.c:795)
[  125.205860][ T3267]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[  125.206005][ T3267]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  125.206144][ T3267]  ? __dev_get_by_name (net/core/dev.c:883)
[  125.206284][ T3267]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  125.206445][ T3267]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  125.206593][ T3267]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  125.206735][ T3267]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  125.206876][ T3267]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  125.207021][ T3267]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  125.207161][ T3267]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  125.207298][ T3267]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  125.207453][ T3267]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  125.207593][ T3267]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  125.207733][ T3267]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  125.207879][ T3267]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  125.208022][ T3267]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  125.208162][ T3267]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  125.208302][ T3267]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  125.208451][ T3267]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  125.208593][ T3267]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  125.208730][ T3267]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  125.208870][ T3267]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  125.209018][ T3267]  ? 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))
[  125.209160][ T3267]  ? 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))
[  125.209304][ T3267]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  125.209458][ T3267]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  125.209600][ T3267]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  125.209742][ T3267]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  125.209884][ T3267]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  125.210028][ T3267]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  125.210171][ T3267]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  125.210312][ T3267]  ? copy_msghdr_from_user (net/socket.c:2635)
[  125.210463][ T3267]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  125.210636][ T3267]  ? move_addr_to_kernel (net/socket.c:258)
[  125.210776][ T3267]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  125.210915][ T3267]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  125.211058][ T3267]  ___sys_sendmsg (net/socket.c:2752)
[  125.211199][ T3267]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  125.211378][ T3267]  ? copy_msghdr_from_user (net/socket.c:2603)
[  125.211540][ T3267]  __sys_sendmsg (net/socket.c:2784)
[  125.211681][ T3267]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  125.211821][ T3267]  ? vfs_write (./include/linux/fsnotify.h:96 ./include/linux/fsnotify.h:113 ./include/linux/fsnotify.h:127 ./include/linux/fsnotify.h:116 ./include/linux/fsnotify.h:433 fs/read_write.c:692)
[  125.211966][ T3267]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  125.212106][ T3267]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  125.212250][ T3267]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  125.212402][ T3267]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  125.212541][ T3267]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  125.212679][ T3267]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  125.212851][ T3267] RIP: 0033:0x7fdd8e40f08e
[  125.213001][ T3267] 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
[  125.213517][ T3267] RSP: 002b:00007ffd7b7ee1f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  125.213729][ T3267] RAX: ffffffffffffffda RBX: 00007ffd7b7ee998 RCX: 00007fdd8e40f08e
[  125.213936][ T3267] RDX: 0000000000000000 RSI: 00007ffd7b7ee2a0 RDI: 0000000000000005
[  125.214147][ T3267] RBP: 00007ffd7b7ee200 R08: 0000000000000000 R09: 0000000000000000
[  125.214367][ T3267] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f6
[  125.214582][ T3267] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd7b7ee970
| [  125.216258][ T3267] ------------[ cut here ]------------
| [  125.216410][ T3267] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3267
| [  125.216686][ T3267] Modules linked in: vxlan
| [  125.217112][ T3267] Tainted: [W]=WARN
[  125.217247][ T3267] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  125.218044][ T3267] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  125.218226][ T3267] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  125.218736][ T3267] RSP: 0018:ffa0000006036fd0 EFLAGS: 00010286
[  125.218912][ T3267] RAX: 00000000ffffffa6 RBX: ff11000010b91c40 RCX: 1ff4000000c06dc0
[  125.219124][ T3267] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010b91cfc
[  125.219341][ T3267] RBP: ff1100001c7ea000 R08: 1fe22000021723a1 R09: ff1100001ac98b80
[  125.219556][ T3267] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  125.219764][ T3267] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001c7eae44
[  125.219977][ T3267] FS:  00007fdd8e1d5840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  125.220220][ T3267] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  125.220408][ T3267] CR2: 0000000020421a28 CR3: 0000000016bd5002 CR4: 0000000000771ef0
[  125.220619][ T3267] PKRU: 55555554
[  125.220723][ T3267] Call Trace:
[  125.220831][ T3267]  <TASK>
[  125.220902][ T3267]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  125.221047][ T3267]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  125.221152][ T3267]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  125.221291][ T3267]  __dev_notify_flags (net/core/dev.c:9787)
[  125.221444][ T3267]  ? netif_change_name (net/core/dev.c:1495)
[  125.221588][ T3267]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[  125.221731][ T3267]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[  125.221872][ T3267]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[  125.222016][ T3267] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[  125.222160][ T3267]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[  125.222308][ T3267] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[  125.222470][ T3267]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[  125.222615][ T3267]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[  125.222755][ T3267]  ? nla_strscpy (lib/nlattr.c:795)
[  125.222895][ T3267]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[  125.223042][ T3267]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  125.223182][ T3267]  ? __dev_get_by_name (net/core/dev.c:883)
[  125.223326][ T3267]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  125.223481][ T3267]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  125.223627][ T3267]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  125.223768][ T3267]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  125.223907][ T3267]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  125.224047][ T3267]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  125.224186][ T3267]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  125.224330][ T3267]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  125.224480][ T3267]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  125.224623][ T3267]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  125.224762][ T3267]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  125.224901][ T3267]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  125.225042][ T3267]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  125.225182][ T3267]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  125.225328][ T3267]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  125.225472][ T3267]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  125.225612][ T3267]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  125.225752][ T3267]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  125.225891][ T3267]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  125.226037][ T3267]  ? 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))
[  125.226176][ T3267]  ? 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))
[  125.226322][ T3267]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  125.226473][ T3267]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  125.226614][ T3267]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  125.226758][ T3267]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  125.226898][ T3267]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  125.227040][ T3267]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  125.227183][ T3267]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  125.227327][ T3267]  ? copy_msghdr_from_user (net/socket.c:2635)
[  125.227473][ T3267]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  125.227646][ T3267]  ? move_addr_to_kernel (net/socket.c:258)
[  125.227786][ T3267]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  125.227929][ T3267]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  125.228075][ T3267]  ___sys_sendmsg (net/socket.c:2752)
[  125.228217][ T3267]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  125.228402][ T3267]  ? copy_msghdr_from_user (net/socket.c:2603)
[  125.228554][ T3267]  __sys_sendmsg (net/socket.c:2784)
[  125.228693][ T3267]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  125.228832][ T3267]  ? vfs_write (./include/linux/fsnotify.h:96 ./include/linux/fsnotify.h:113 ./include/linux/fsnotify.h:127 ./include/linux/fsnotify.h:116 ./include/linux/fsnotify.h:433 fs/read_write.c:692)
[  125.228981][ T3267]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  125.229120][ T3267]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  125.229260][ T3267]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  125.229411][ T3267]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  125.229550][ T3267]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  125.229688][ T3267]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  125.229861][ T3267] RIP: 0033:0x7fdd8e40f08e
[  125.230010][ T3267] 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
[  125.230517][ T3267] RSP: 002b:00007ffd7b7ee1f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  125.230725][ T3267] RAX: ffffffffffffffda RBX: 00007ffd7b7ee998 RCX: 00007fdd8e40f08e
[  125.230933][ T3267] RDX: 0000000000000000 RSI: 00007ffd7b7ee2a0 RDI: 0000000000000005
[  125.231143][ T3267] RBP: 00007ffd7b7ee200 R08: 0000000000000000 R09: 0000000000000000
[  125.231359][ T3267] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f6
[  125.231572][ T3267] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd7b7ee970
| [  125.266569][ T3268] ------------[ cut here ]------------
| [  125.266717][ T3268] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3268
| [  125.266976][ T3268] Modules linked in: vxlan
| [  125.267386][ T3268] Tainted: [W]=WARN
[  125.267494][ T3268] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  125.267655][ T3268] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  125.267822][ T3268] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  125.268288][ T3268] RSP: 0018:ffa0000006047150 EFLAGS: 00010286
[  125.269089][ T3268] RAX: 00000000ffffffa6 RBX: ff1100000549de00 RCX: 1ff4000000c08df0
[  125.269280][ T3268] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000549debc
[  125.269499][ T3268] RBP: ff1100001c53a000 R08: 1fe2200000a93bd9 R09: ff1100001ac9d158
[  125.269694][ T3268] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  125.269883][ T3268] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000050291c0
[  125.270078][ T3268] FS:  00007f723eb76840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  125.270305][ T3268] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  125.270478][ T3268] CR2: 00000000004ec918 CR3: 000000001c76f002 CR4: 0000000000771ef0
[  125.270675][ T3268] PKRU: 55555554
[  125.270770][ T3268] Call Trace:
[  125.270864][ T3268]  <TASK>
[  125.270935][ T3268]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  125.271068][ T3268]  ? notifier_call_chain (kernel/notifier.c:85)
[  125.271196][ T3268]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  125.271293][ T3268]  netif_state_change (net/core/dev.c:1605)
[  125.271435][ T3268]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[  125.271595][ T3268]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6))
[  125.271757][ T3268]  linkwatch_sync_dev (net/core/link_watch.c:295)
[  125.271884][ T3268]  rtnl_getlink (net/core/rtnetlink.c:4273)
[  125.272019][ T3268]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  125.272145][ T3268]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  125.272280][ T3268]  ? rtnl_dump_ifinfo (./include/net/netlink.h:1236)
[  125.272421][ T3268]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  125.272553][ T3268]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  125.272678][ T3268]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  125.272821][ T3268]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  125.272950][ T3268]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  125.273076][ T3268]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  125.273204][ T3268]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  125.273338][ T3268]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  125.273474][ T3268]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  125.273602][ T3268]  ? rtnl_dump_ifinfo (./include/net/netlink.h:1236)
[  125.273728][ T3268]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  125.273854][ T3268]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  125.273984][ T3268]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  125.274110][ T3268]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  125.274241][ T3268]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  125.274376][ T3268]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  125.274508][ T3268]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  125.274636][ T3268]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  125.274763][ T3268]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  125.274893][ T3268]  ? 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))
[  125.275024][ T3268]  ? 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))
[  125.275153][ T3268]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  125.275284][ T3268]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  125.275424][ T3268]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  125.275552][ T3268]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  125.275681][ T3268]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  125.275808][ T3268]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  125.275937][ T3268]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  125.276067][ T3268]  ? copy_msghdr_from_user (net/socket.c:2635)
[  125.276194][ T3268]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  125.276359][ T3268]  ? move_addr_to_kernel (net/socket.c:258)
[  125.276490][ T3268]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  125.276619][ T3268]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  125.276777][ T3268]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  125.276903][ T3268]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  125.277066][ T3268]  ___sys_sendmsg (net/socket.c:2752)
[  125.277194][ T3268]  ? copy_msghdr_from_user (net/socket.c:2603)
[  125.277325][ T3268]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  125.277466][ T3268]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[  125.277590][ T3268]  ? do_getsockname (net/socket.c:2192)
[  125.277718][ T3268]  __sys_sendmsg (net/socket.c:2784)
[  125.277845][ T3268]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  125.277978][ T3268]  ? __sys_getsockname (net/socket.c:2210)
[  125.278103][ T3268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  125.278234][ T3268]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  125.278366][ T3268]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  125.278499][ T3268]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  125.278625][ T3268]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  125.278780][ T3268] RIP: 0033:0x7f723edb008e
[  125.278912][ T3268] 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
[  125.279375][ T3268] RSP: 002b:00007ffd4d4e2140 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  125.279573][ T3268] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f723edb008e
[  125.279761][ T3268] RDX: 0000000000000000 RSI: 00007ffd4d4e21f0 RDI: 0000000000000006
[  125.279952][ T3268] RBP: 00007ffd4d4e2150 R08: 0000000000000000 R09: 0000000000000000
[  125.280141][ T3268] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f6
[  125.280337][ T3268] R13: 00007ffd4d4e22a0 R14: 00007ffd4d4e3ee8 R15: 00000000fffffff5
| [  125.284398][ T3268] ------------[ cut here ]------------
| [  125.284529][ T3268] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3268
| [  125.284791][ T3268] Modules linked in: vxlan
| [  125.285199][ T3268] Tainted: [W]=WARN
[  125.285301][ T3268] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  125.285480][ T3268] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  125.285652][ T3268] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  125.286124][ T3268] RSP: 0018:ffa0000006046ee0 EFLAGS: 00010286
[  125.286290][ T3268] RAX: 00000000ffffffa6 RBX: ff11000011e3d540 RCX: 1ff4000000c08da2
[  125.286498][ T3268] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e3d5fc
[  125.286696][ T3268] RBP: ff1100001c7ea000 R08: 1fe22000023c7ac1 R09: ff1100001ac9d158
[  125.286892][ T3268] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  125.287092][ T3268] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  125.287290][ T3268] FS:  00007f723eb76840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  125.287536][ T3268] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  125.287703][ T3268] CR2: 0000000000a7c988 CR3: 000000001c76f006 CR4: 0000000000771ef0
[  125.287910][ T3268] PKRU: 55555554
[  125.288017][ T3268] Call Trace:
[  125.288115][ T3268]  <TASK>
[  125.288183][ T3268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  125.288327][ T3268]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  125.288466][ T3268]  notifier_call_chain (kernel/notifier.c:85)
[  125.288604][ T3268]  __netdev_upper_dev_link (net/core/dev.c:8931)
[  125.288736][ T3268]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  125.288867][ T3268]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  125.289004][ T3268]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  125.289139][ T3268]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[  125.289272][ T3268]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[  125.289415][ T3268]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[  125.289551][ T3268]  ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:45)
[  125.289686][ T3268]  ? netdev_rx_handler_register (net/core/dev.c:5900)
[  125.289822][ T3268]  br_add_if (net/bridge/br_if.c:619)
[  125.289927][ T3268]  do_set_master (net/core/rtnetlink.c:3011)
[  125.290063][ T3268]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  125.290196][ T3268]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  125.290335][ T3268]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  125.290474][ T3268]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  125.290644][ T3268]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  125.290776][ T3268]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  125.290907][ T3268]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  125.291047][ T3268]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  125.291181][ T3268]  ? __kernel_text_address (kernel/extable.c:79)
[  125.291321][ T3268]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  125.291462][ T3268]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  125.291592][ T3268]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  125.291723][ T3268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  125.291854][ T3268]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  125.291986][ T3268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  125.292117][ T3268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  125.292251][ T3268]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  125.292390][ T3268]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  125.292528][ T3268]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  125.292665][ T3268]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  125.292798][ T3268]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  125.292929][ T3268]  ? nla_get_range_signed (lib/nlattr.c:270)
[  125.293065][ T3268]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  125.293200][ T3268]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  125.293342][ T3268]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  125.293479][ T3268]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  125.293612][ T3268]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  125.293742][ T3268]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  125.293872][ T3268]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  125.294018][ T3268]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  125.294149][ T3268]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  125.294288][ T3268]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  125.294435][ T3268]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  125.294570][ T3268]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  125.294700][ T3268]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  125.294835][ T3268]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  125.294967][ T3268]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  125.295097][ T3268]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  125.295229][ T3268]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  125.295369][ T3268]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  125.295505][ T3268]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  125.295638][ T3268]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  125.295770][ T3268]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  125.295904][ T3268]  ? 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))
[  125.296038][ T3268]  ? 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))
[  125.296179][ T3268]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  125.296320][ T3268]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  125.296459][ T3268]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  125.296593][ T3268]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  125.296726][ T3268]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  125.296859][ T3268]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  125.296994][ T3268]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  125.297125][ T3268]  ? copy_msghdr_from_user (net/socket.c:2635)
[  125.297258][ T3268]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  125.297432][ T3268]  ? move_addr_to_kernel (net/socket.c:258)
[  125.297564][ T3268]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  125.297701][ T3268]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  125.297833][ T3268]  ___sys_sendmsg (net/socket.c:2752)
[  125.297967][ T3268]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  125.298133][ T3268]  ? copy_msghdr_from_user (net/socket.c:2603)
[  125.298277][ T3268]  __sys_sendmsg (net/socket.c:2784)
[  125.298426][ T3268]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  125.298558][ T3268]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  125.298725][ T3268]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  125.298856][ T3268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  125.298994][ T3268]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  125.299128][ T3268]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  125.299259][ T3268]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  125.299407][ T3268]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  125.299571][ T3268] RIP: 0033:0x7f723edb008e
[  125.299712][ T3268] 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
[  125.300187][ T3268] RSP: 002b:00007ffd4d4e3750 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  125.300389][ T3268] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f723edb008e
[  125.300594][ T3268] RDX: 0000000000000000 RSI: 00007ffd4d4e3800 RDI: 0000000000000005
[  125.300787][ T3268] RBP: 00007ffd4d4e3760 R08: 0000000000000000 R09: 0000000000000000
[  125.300986][ T3268] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f6
[  125.301181][ T3268] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd4d4e3ed0
| [  125.302881][ T3268] ------------[ cut here ]------------
| [  125.303018][ T3268] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3268
| [  125.303288][ T3268] Modules linked in: vxlan
| [  125.303713][ T3268] Tainted: [W]=WARN
[  125.303816][ T3268] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  125.303988][ T3268] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  125.304165][ T3268] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  125.304665][ T3268] RSP: 0018:ffa0000006046ea0 EFLAGS: 00010286
[  125.304839][ T3268] RAX: 00000000ffffffa6 RBX: ff11000011e3c580 RCX: 1ff4000000c08d9a
[  125.305051][ T3268] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e3c63c
[  125.305257][ T3268] RBP: ff1100001c7ea000 R08: 1fe22000023c78c9 R09: ff1100001ac9d158
[  125.305470][ T3268] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000100
[  125.305675][ T3268] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001b3a4c08
[  125.305880][ T3268] FS:  00007f723eb76840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  125.306121][ T3268] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  125.306292][ T3268] CR2: 0000000000a7c988 CR3: 000000001c76f006 CR4: 0000000000771ef0
[  125.306510][ T3268] PKRU: 55555554
[  125.306612][ T3268] Call Trace:
[  125.306715][ T3268]  <TASK>
[  125.306785][ T3268]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  125.306924][ T3268]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  125.307033][ T3268]  __dev_notify_flags (net/core/dev.c:9787)
[  125.307170][ T3268]  ? netdev_notice (net/core/dev.c:13008)
[  125.307312][ T3268]  ? netif_change_name (net/core/dev.c:1495)
[  125.307461][ T3268]  ? dev_get_min_mp_channel_count (./include/net/netdev_lock.h:30 (discriminator 1))
[  125.307635][ T3268]  ? netif_disable_lro (net/core/dev.c:11098 net/core/dev.c:1830)
[  125.307773][ T3268]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  125.307913][ T3268]  __dev_set_promiscuity (net/core/dev.c:9630)
[  125.308056][ T3268]  netif_set_promiscuity (net/core/dev.c:9639)
[  125.308194][ T3268]  dev_set_promiscuity (net/core/dev_api.c:288)
[  125.308338][ T3268]  br_port_set_promisc (net/bridge/br_if.c:108)
[  125.308481][ T3268]  br_manage_promisc (net/bridge/br_if.c:174)
[  125.308622][ T3268]  br_add_if (net/bridge/br_if.c:242 net/bridge/br_if.c:627)
[  125.308729][ T3268]  do_set_master (net/core/rtnetlink.c:3011)
[  125.308867][ T3268]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  125.309008][ T3268]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  125.309148][ T3268]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  125.309287][ T3268]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  125.309470][ T3268]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  125.309610][ T3268]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  125.309749][ T3268]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  125.309884][ T3268]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  125.310023][ T3268]  ? __kernel_text_address (kernel/extable.c:79)
[  125.310159][ T3268]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  125.310303][ T3268]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  125.310449][ T3268]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  125.310592][ T3268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  125.310728][ T3268]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  125.310864][ T3268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  125.311003][ T3268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  125.311140][ T3268]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  125.311279][ T3268]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  125.311428][ T3268]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  125.311566][ T3268]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  125.311707][ T3268]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  125.311843][ T3268]  ? nla_get_range_signed (lib/nlattr.c:270)
[  125.311987][ T3268]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  125.312128][ T3268]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  125.312270][ T3268]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  125.312415][ T3268]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  125.312551][ T3268]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  125.312695][ T3268]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  125.312831][ T3268]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  125.312974][ T3268]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  125.313110][ T3268]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  125.313248][ T3268]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  125.313390][ T3268]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  125.313534][ T3268]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  125.313672][ T3268]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  125.313811][ T3268]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  125.313951][ T3268]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  125.314088][ T3268]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  125.314228][ T3268]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  125.314372][ T3268]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  125.314515][ T3268]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  125.314653][ T3268]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  125.314791][ T3268]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  125.314934][ T3268]  ? 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))
[  125.315073][ T3268]  ? 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))
[  125.315213][ T3268]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  125.315357][ T3268]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  125.315500][ T3268]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  125.315638][ T3268]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  125.315777][ T3268]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  125.315919][ T3268]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  125.316157][ T3268]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  125.316295][ T3268]  ? copy_msghdr_from_user (net/socket.c:2635)
[  125.316444][ T3268]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  125.316707][ T3268]  ? move_addr_to_kernel (net/socket.c:258)
[  125.316845][ T3268]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  125.316986][ T3268]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  125.317129][ T3268]  ___sys_sendmsg (net/socket.c:2752)
[  125.317377][ T3268]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  125.317559][ T3268]  ? copy_msghdr_from_user (net/socket.c:2603)
[  125.317708][ T3268]  __sys_sendmsg (net/socket.c:2784)
[  125.317845][ T3268]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  125.318079][ T3268]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  125.318253][ T3268]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  125.318405][ T3268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  125.318544][ T3268]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  125.318775][ T3268]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  125.318912][ T3268]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  125.319052][ T3268]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  125.319222][ T3268] RIP: 0033:0x7f723edb008e
[  125.319477][ T3268] 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
[  125.320067][ T3268] RSP: 002b:00007ffd4d4e3750 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  125.320274][ T3268] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f723edb008e
[  125.320491][ T3268] RDX: 0000000000000000 RSI: 00007ffd4d4e3800 RDI: 0000000000000005
[  125.320794][ T3268] RBP: 00007ffd4d4e3760 R08: 0000000000000000 R09: 0000000000000000
[  125.321003][ T3268] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f6
[  125.321209][ T3268] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd4d4e3ed0
| [  125.323369][ T3268] ------------[ cut here ]------------
| [  125.323507][ T3268] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3268
| [  125.323768][ T3268] Modules linked in: vxlan
| [  125.324267][ T3268] Tainted: [W]=WARN
[  125.324374][ T3268] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  125.324547][ T3268] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  125.324719][ T3268] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  125.325200][ T3268] RSP: 0018:ffa0000006046e20 EFLAGS: 00010286
[  125.325373][ T3268] RAX: 00000000ffffffa6 RBX: ff11000013597c40 RCX: 1ff4000000c08d8a
[  125.325579][ T3268] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013597cfc
[  125.325780][ T3268] RBP: ff1100001c53a000 R08: 1fe22000026b2fa1 R09: ff1100001ac9d158
[  125.325987][ T3268] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  125.326186][ T3268] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  125.326392][ T3268] FS:  00007f723eb76840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  125.326636][ T3268] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  125.326803][ T3268] CR2: 0000000000a7c988 CR3: 000000001c76f006 CR4: 0000000000771ef0
[  125.327007][ T3268] PKRU: 55555554
[  125.327107][ T3268] Call Trace:
[  125.327210][ T3268]  <TASK>
[  125.327278][ T3268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  125.327423][ T3268]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  125.327557][ T3268]  notifier_call_chain (kernel/notifier.c:85)
[  125.327693][ T3268]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[  125.327829][ T3268]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[  125.327966][ T3268]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  125.328105][ T3268]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  125.328239][ T3268]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[  125.328414][ T3268]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  125.328548][ T3268]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6))
[  125.328714][ T3268]  netif_set_mtu (net/core/dev.c:9910)
[  125.328861][ T3268]  ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2))
[  125.329002][ T3268]  ? br_get_link_af_size_filtered (./include/linux/rcupdate.h:871 net/bridge/br_netlink.c:114)
[  125.329175][ T3268]  dev_set_mtu (net/core/dev_api.c:249)
[  125.329276][ T3268]  br_mtu_auto_adjust (net/bridge/br_if.c:525 (discriminator 1) net/bridge/br_if.c:514 (discriminator 1))
[  125.329423][ T3268]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[  125.329558][ T3268]  br_add_if (net/bridge/br_if.c:681)
[  125.329662][ T3268]  do_set_master (net/core/rtnetlink.c:3011)
[  125.329794][ T3268]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  125.329930][ T3268]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  125.330068][ T3268]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  125.330205][ T3268]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  125.330375][ T3268]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  125.330515][ T3268]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  125.330647][ T3268]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  125.330781][ T3268]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  125.330917][ T3268]  ? __kernel_text_address (kernel/extable.c:79)
[  125.331055][ T3268]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  125.331192][ T3268]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  125.331330][ T3268]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  125.331470][ T3268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  125.331605][ T3268]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  125.331739][ T3268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  125.331878][ T3268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  125.332017][ T3268]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  125.332151][ T3268]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  125.332285][ T3268]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  125.332429][ T3268]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  125.332563][ T3268]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  125.332696][ T3268]  ? nla_get_range_signed (lib/nlattr.c:270)
[  125.332832][ T3268]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  125.332975][ T3268]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  125.333111][ T3268]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  125.333245][ T3268]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  125.333386][ T3268]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  125.333525][ T3268]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  125.333663][ T3268]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  125.333800][ T3268]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  125.333934][ T3268]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  125.334071][ T3268]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  125.334205][ T3268]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  125.334346][ T3268]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  125.334487][ T3268]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  125.334622][ T3268]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  125.334755][ T3268]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  125.334887][ T3268]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  125.335027][ T3268]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  125.335160][ T3268]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  125.335293][ T3268]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  125.335436][ T3268]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  125.335571][ T3268]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  125.335708][ T3268]  ? 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))
[  125.335840][ T3268]  ? 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))
[  125.335978][ T3268]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  125.336113][ T3268]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  125.336247][ T3268]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  125.336386][ T3268]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  125.336527][ T3268]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  125.336662][ T3268]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  125.336797][ T3268]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  125.336930][ T3268]  ? copy_msghdr_from_user (net/socket.c:2635)
[  125.337070][ T3268]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  125.337238][ T3268]  ? move_addr_to_kernel (net/socket.c:258)
[  125.337377][ T3268]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  125.337515][ T3268]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  125.337650][ T3268]  ___sys_sendmsg (net/socket.c:2752)
[  125.337782][ T3268]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  125.337950][ T3268]  ? copy_msghdr_from_user (net/socket.c:2603)
[  125.338098][ T3268]  __sys_sendmsg (net/socket.c:2784)
[  125.338231][ T3268]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  125.338369][ T3268]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  125.338541][ T3268]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  125.338674][ T3268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  125.338809][ T3268]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  125.338948][ T3268]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  125.339083][ T3268]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  125.339216][ T3268]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  125.339384][ T3268] RIP: 0033:0x7f723edb008e
[  125.339528][ T3268] 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
[  125.340003][ T3268] RSP: 002b:00007ffd4d4e3750 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  125.340204][ T3268] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f723edb008e
[  125.340411][ T3268] RDX: 0000000000000000 RSI: 00007ffd4d4e3800 RDI: 0000000000000005
[  125.340609][ T3268] RBP: 00007ffd4d4e3760 R08: 0000000000000000 R09: 0000000000000000
[  125.340812][ T3268] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f6
[  125.341020][ T3268] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd4d4e3ed0
| [  125.342598][ T3268] ------------[ cut here ]------------
| [  125.342723][ T3268] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3268
| [  125.342976][ T3268] Modules linked in: vxlan
| [  125.343371][ T3268] Tainted: [W]=WARN
[  125.343484][ T3268] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  125.343648][ T3268] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  125.343814][ T3268] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  125.344272][ T3268] RSP: 0018:ffa0000006046f78 EFLAGS: 00010286
[  125.344446][ T3268] RAX: 00000000ffffffa6 RBX: ff11000013597700 RCX: 1ff4000000c08db5
[  125.344639][ T3268] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000135977bc
[  125.344829][ T3268] RBP: ff1100001c53a000 R08: 1fe22000026b2ef9 R09: ff1100001ac9d158
[  125.345021][ T3268] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  125.345212][ T3268] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000001
[  125.345426][ T3268] FS:  00007f723eb76840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  125.345651][ T3268] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  125.345811][ T3268] CR2: 0000000000a7c988 CR3: 000000001c76f006 CR4: 0000000000771ef0
[  125.346007][ T3268] PKRU: 55555554
[  125.346103][ T3268] Call Trace:
[  125.347334][ T3268]  <TASK>
[  125.347410][ T3268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  125.347600][ T3268]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  125.347731][ T3268]  notifier_call_chain (kernel/notifier.c:85)
[  125.347862][ T3268]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[  125.348028][ T3268]  ? br_get_link_af_size_filtered (./include/linux/rcupdate.h:871 net/bridge/br_netlink.c:114)
[  125.348188][ T3268]  ? netdev_change_features (net/core/dev.c:11117)
[  125.348374][ T3268]  ? br_opt_toggle (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 net/bridge/br.c:402)
[  125.348514][ T3268]  br_add_if (net/bridge/br_if.c:683)
[  125.348615][ T3268]  do_set_master (net/core/rtnetlink.c:3011)
[  125.348743][ T3268]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  125.348872][ T3268]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  125.349006][ T3268]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  125.349137][ T3268]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  125.349297][ T3268]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  125.349610][ T3268]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  125.349741][ T3268]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  125.349868][ T3268]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  125.350001][ T3268]  ? __kernel_text_address (kernel/extable.c:79)
[  125.350128][ T3268]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  125.350258][ T3268]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  125.350478][ T3268]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  125.350609][ T3268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  125.350737][ T3268]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  125.350863][ T3268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  125.350994][ T3268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  125.351123][ T3268]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  125.351252][ T3268]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  125.351444][ T3268]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  125.351574][ T3268]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  125.351707][ T3268]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  125.351833][ T3268]  ? nla_get_range_signed (lib/nlattr.c:270)
[  125.351968][ T3268]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  125.352099][ T3268]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  125.352228][ T3268]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  125.352418][ T3268]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  125.352547][ T3268]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  125.352676][ T3268]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  125.352804][ T3268]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  125.352935][ T3268]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  125.353065][ T3268]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  125.353193][ T3268]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  125.353379][ T3268]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  125.353514][ T3268]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  125.353643][ T3268]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  125.353773][ T3268]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  125.353907][ T3268]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  125.354038][ T3268]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  125.354169][ T3268]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  125.354297][ T3268]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  125.354492][ T3268]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  125.354620][ T3268]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  125.354751][ T3268]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  125.354885][ T3268]  ? 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))
[  125.355099][ T3268]  ? 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))
[  125.355231][ T3268]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  125.355418][ T3268]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  125.355550][ T3268]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  125.355680][ T3268]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  125.355816][ T3268]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  125.355951][ T3268]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  125.356164][ T3268]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  125.356292][ T3268]  ? copy_msghdr_from_user (net/socket.c:2635)
[  125.356479][ T3268]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  125.356638][ T3268]  ? move_addr_to_kernel (net/socket.c:258)
[  125.356767][ T3268]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  125.356895][ T3268]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  125.357112][ T3268]  ___sys_sendmsg (net/socket.c:2752)
[  125.357244][ T3268]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  125.357467][ T3268]  ? copy_msghdr_from_user (net/socket.c:2603)
[  125.357608][ T3268]  __sys_sendmsg (net/socket.c:2784)
[  125.357736][ T3268]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  125.357869][ T3268]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  125.358117][ T3268]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  125.358248][ T3268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  125.358439][ T3268]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  125.358569][ T3268]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  125.358697][ T3268]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  125.358825][ T3268]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  125.359069][ T3268] RIP: 0033:0x7f723edb008e
[  125.359202][ T3268] 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
[  125.359811][ T3268] RSP: 002b:00007ffd4d4e3750 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  125.360007][ T3268] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f723edb008e
[  125.360198][ T3268] RDX: 0000000000000000 RSI: 00007ffd4d4e3800 RDI: 0000000000000005
[  125.360452][ T3268] RBP: 00007ffd4d4e3760 R08: 0000000000000000 R09: 0000000000000000
[  125.360644][ T3268] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f6
[  125.360833][ T3268] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd4d4e3ed0
| [  125.422767][ T3269] ------------[ cut here ]------------
| [  125.423033][ T3269] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3269
| [  125.424041][ T3269] Modules linked in: vxlan
| [  125.424814][ T3269] Tainted: [W]=WARN
[  125.425027][ T3269] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  125.425369][ T3269] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  125.425708][ T3269] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  125.426521][ T3269] RSP: 0018:ffa0000006047020 EFLAGS: 00010286
[  125.426841][ T3269] RAX: 00000000ffffffa6 RBX: ff11000013596580 RCX: 1ff4000000c08dca
[  125.427213][ T3269] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001359663c
[  125.427606][ T3269] RBP: ff1100001c7ea000 R08: 1fe22000026b2cc9 R09: ff1100001afc2e58
[  125.427975][ T3269] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[  125.428359][ T3269] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  125.428740][ T3269] FS:  00007faefaa55840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  125.429168][ T3269] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  125.429509][ T3269] CR2: 0000000027245988 CR3: 0000000015aed005 CR4: 0000000000771ef0
[  125.429884][ T3269] PKRU: 55555554
[  125.430094][ T3269] Call Trace:
[  125.430306][ T3269]  <TASK>
[  125.430495][ T3269]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  125.430772][ T3269]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  125.430987][ T3269]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  125.431252][ T3269]  __dev_notify_flags (net/core/dev.c:9787)
[  125.431549][ T3269]  ? netif_change_name (net/core/dev.c:1495)
[  125.431813][ T3269]  ? __dev_change_flags (net/core/dev.c:9752)
[  125.432079][ T3269]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[  125.432357][ T3269]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  125.432640][ T3269]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  125.432910][ T3269]  netif_change_flags (net/core/dev.c:9820)
[  125.433168][ T3269]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  125.433467][ T3269]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[  125.433741][ T3269]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  125.434010][ T3269]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  125.434347][ T3269]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  125.434620][ T3269]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  125.434887][ T3269]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  125.435154][ T3269]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  125.435471][ T3269]  ? __kernel_text_address (kernel/extable.c:79)
[  125.435740][ T3269]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  125.436009][ T3269]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  125.436275][ T3269]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  125.436570][ T3269]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  125.436835][ T3269]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  125.437098][ T3269]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  125.437383][ T3269]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  125.437665][ T3269]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  125.437933][ T3269]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  125.438176][ T3269]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  125.438469][ T3269]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  125.438739][ T3269]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  125.439011][ T3269]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  125.439286][ T3269]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  125.439585][ T3269]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  125.439852][ T3269]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  125.440116][ T3269]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  125.440407][ T3269]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  125.440673][ T3269]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  125.440943][ T3269]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  125.441206][ T3269]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  125.441500][ T3269]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  125.441768][ T3269]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  125.442033][ T3269]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  125.442301][ T3269]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  125.442594][ T3269]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  125.442862][ T3269]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  125.443108][ T3269]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  125.443407][ T3269]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  125.443675][ T3269]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  125.443941][ T3269]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  125.444206][ T3269]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  125.444499][ T3269]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  125.444774][ T3269]  ? 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))
[  125.445037][ T3269]  ? 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))
[  125.445307][ T3269]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  125.445604][ T3269]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  125.445877][ T3269]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  125.446144][ T3269]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  125.446437][ T3269]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  125.446708][ T3269]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  125.446979][ T3269]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  125.447234][ T3269]  ? copy_msghdr_from_user (net/socket.c:2635)
[  125.447523][ T3269]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  125.447846][ T3269]  ? move_addr_to_kernel (net/socket.c:258)
[  125.448116][ T3269]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  125.448407][ T3269]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  125.448679][ T3269]  ___sys_sendmsg (net/socket.c:2752)
[  125.448946][ T3269]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  125.449263][ T3269]  ? copy_msghdr_from_user (net/socket.c:2603)
[  125.449575][ T3269]  __sys_sendmsg (net/socket.c:2784)
[  125.449846][ T3269]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  125.450109][ T3269]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  125.450458][ T3269]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  125.450726][ T3269]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  125.450995][ T3269]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  125.451262][ T3269]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  125.451549][ T3269]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  125.451819][ T3269]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  125.452120][ T3269] RIP: 0033:0x7faefac8f08e
[  125.452424][ T3269] 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
[  125.453231][ T3269] RSP: 002b:00007fffa10b2c30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  125.453635][ T3269] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007faefac8f08e
[  125.454005][ T3269] RDX: 0000000000000000 RSI: 00007fffa10b2ce0 RDI: 0000000000000005
[  125.454406][ T3269] RBP: 00007fffa10b2c40 R08: 0000000000000000 R09: 0000000000000000
[  125.454777][ T3269] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f6
[  125.455150][ T3269] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa10b33b0
| [  125.859659][ T3293] ------------[ cut here ]------------
| [  125.859840][ T3293] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3293
| [  125.860118][ T3293] Modules linked in: vxlan
| [  125.860549][ T3293] Tainted: [W]=WARN
[  125.860655][ T3293] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  125.860827][ T3293] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  125.861009][ T3293] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  125.861497][ T3293] RSP: 0018:ffa00000060b7090 EFLAGS: 00010286
[  125.861667][ T3293] RAX: 00000000ffffffa6 RBX: ff1100001472b700 RCX: 1ff4000000c16dd8
[  125.861871][ T3293] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001472b7bc
[  125.862078][ T3293] RBP: ff1100001c291000 R08: 1fe22000028e56f9 R09: ff11000015c42e80
[  125.862281][ T3293] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  125.862496][ T3293] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  125.862700][ T3293] FS:  00007f19080c6840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  125.862940][ T3293] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  125.863114][ T3293] CR2: 00007f19082bf460 CR3: 000000001c801001 CR4: 0000000000771ef0
[  125.863327][ T3293] PKRU: 55555554
[  125.863436][ T3293] Call Trace:
[  125.863538][ T3293]  <TASK>
[  125.863611][ T3293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  125.863752][ T3293]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  125.863893][ T3293]  notifier_call_chain (kernel/notifier.c:85)
[  125.864034][ T3293]  __netdev_upper_dev_link (net/core/dev.c:8931)
[  125.864170][ T3293]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  125.864307][ T3293]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[  125.864460][ T3293]  netdev_upper_dev_link (net/core/dev.c:8972)
[  125.864599][ T3293]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[  125.864738][ T3293]  register_vlan_dev (net/8021q/vlan.c:183)
[  125.864885][ T3293]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  125.865030][ T3293]  vlan_newlink (net/8021q/vlan_netlink.c:194)
[  125.865167][ T3293]  ? nla_strscpy (lib/nlattr.c:795)
[  125.865305][ T3293]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[  125.865451][ T3293]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  125.865587][ T3293]  ? __dev_get_by_name (net/core/dev.c:883)
[  125.865724][ T3293]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  125.865866][ T3293]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  125.866011][ T3293]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  125.866148][ T3293]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  125.866284][ T3293]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  125.866433][ T3293]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  125.866568][ T3293]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  125.866703][ T3293]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  125.866842][ T3293]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  125.866981][ T3293]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  125.867116][ T3293]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  125.867251][ T3293]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  125.867391][ T3293]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  125.867530][ T3293]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  125.867665][ T3293]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  125.867799][ T3293]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  125.867938][ T3293]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  125.868077][ T3293]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  125.868214][ T3293]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  125.868358][ T3293]  ? 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))
[  125.868500][ T3293]  ? 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))
[  125.868636][ T3293]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  125.868774][ T3293]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  125.868912][ T3293]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  125.869057][ T3293]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  125.869194][ T3293]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  125.869342][ T3293]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  125.869487][ T3293]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  125.869630][ T3293]  ? copy_msghdr_from_user (net/socket.c:2635)
[  125.869767][ T3293]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  125.869935][ T3293]  ? move_addr_to_kernel (net/socket.c:258)
[  125.870080][ T3293]  ___sys_sendmsg (net/socket.c:2752)
[  125.870215][ T3293]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  125.870356][ T3293]  ? copy_msghdr_from_user (net/socket.c:2603)
[  125.870506][ T3293]  ? 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))
[  125.870644][ T3293]  __sys_sendmsg (net/socket.c:2784)
[  125.870780][ T3293]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  125.870921][ T3293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  125.871061][ T3293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  125.871199][ T3293]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  125.871342][ T3293]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  125.871484][ T3293]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  125.871619][ T3293]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  125.871788][ T3293] RIP: 0033:0x7f190830008e
[  125.871930][ T3293] 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
[  125.872430][ T3293] RSP: 002b:00007ffcb4b2eff0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  125.872633][ T3293] RAX: ffffffffffffffda RBX: 00007ffcb4b2f7b0 RCX: 00007f190830008e
[  125.872835][ T3293] RDX: 0000000000000000 RSI: 00007ffcb4b2f0a0 RDI: 0000000000000005
[  125.873043][ T3293] RBP: 00007ffcb4b2f000 R08: 0000000000000000 R09: 0000000000000000
[  125.873246][ T3293] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f7
[  125.873460][ T3293] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcb4b2f770
| [  125.875087][ T3293] ------------[ cut here ]------------
| [  125.875218][ T3293] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3293
| [  125.875487][ T3293] Modules linked in: vxlan
| [  125.875893][ T3293] Tainted: [W]=WARN
[  125.875997][ T3293] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  125.876163][ T3293] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  125.876345][ T3293] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  125.876823][ T3293] RSP: 0018:ffa00000060b71b0 EFLAGS: 00010286
[  125.876995][ T3293] RAX: 00000000ffffffa6 RBX: ff1100001472b540 RCX: 1ff4000000c16dfc
[  125.877194][ T3293] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001472b5fc
[  125.877401][ T3293] RBP: ff11000016f79000 R08: 1fe22000028e56c1 R09: ff11000015c42e80
[  125.877603][ T3293] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  125.877800][ T3293] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab76b3a0
[  125.878001][ T3293] FS:  00007f19080c6840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  125.878234][ T3293] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  125.878414][ T3293] CR2: 00007f19082bf460 CR3: 000000001c801001 CR4: 0000000000771ef0
[  125.878615][ T3293] PKRU: 55555554
[  125.878713][ T3293] Call Trace:
[  125.878813][ T3293]  <TASK>
[  125.878881][ T3293]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  125.879016][ T3293]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  125.879148][ T3293]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  125.879253][ T3293]  __dev_notify_flags (net/core/dev.c:9787)
[  125.879399][ T3293]  ? netdev_update_features (net/core/dev.c:11098)
[  125.879532][ T3293]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[  125.879702][ T3293]  ? netif_change_name (net/core/dev.c:1495)
[  125.879841][ T3293]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  125.879977][ T3293]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[  125.880111][ T3293]  ? register_vlan_dev (net/8021q/vlan.c:196)
[  125.880247][ T3293]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  125.880387][ T3293]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[  125.880527][ T3293]  ? nla_strscpy (lib/nlattr.c:795)
[  125.880661][ T3293]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[  125.880796][ T3293]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  125.880930][ T3293]  ? __dev_get_by_name (net/core/dev.c:883)
[  125.881065][ T3293]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  125.881204][ T3293]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  125.881344][ T3293]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  125.881482][ T3293]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  125.881618][ T3293]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  125.881748][ T3293]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  125.881880][ T3293]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  125.882014][ T3293]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  125.882151][ T3293]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  125.882289][ T3293]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  125.882432][ T3293]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  125.882566][ T3293]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  125.882699][ T3293]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  125.882829][ T3293]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  125.882964][ T3293]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  125.883094][ T3293]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  125.883225][ T3293]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  125.883362][ T3293]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  125.883503][ T3293]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  125.883644][ T3293]  ? 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))
[  125.883776][ T3293]  ? 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))
[  125.883910][ T3293]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  125.884046][ T3293]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  125.884182][ T3293]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  125.884325][ T3293]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  125.884467][ T3293]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  125.884600][ T3293]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  125.884732][ T3293]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  125.884863][ T3293]  ? copy_msghdr_from_user (net/socket.c:2635)
[  125.884998][ T3293]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  125.885163][ T3293]  ? move_addr_to_kernel (net/socket.c:258)
[  125.885302][ T3293]  ___sys_sendmsg (net/socket.c:2752)
[  125.885443][ T3293]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  125.885579][ T3293]  ? copy_msghdr_from_user (net/socket.c:2603)
[  125.885724][ T3293]  ? 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))
[  125.885860][ T3293]  __sys_sendmsg (net/socket.c:2784)
[  125.886002][ T3293]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  125.886137][ T3293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  125.886270][ T3293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  125.886418][ T3293]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  125.886551][ T3293]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  125.886682][ T3293]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  125.886813][ T3293]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  125.886978][ T3293] RIP: 0033:0x7f190830008e
[  125.887116][ T3293] 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
[  125.887595][ T3293] RSP: 002b:00007ffcb4b2eff0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  125.887796][ T3293] RAX: ffffffffffffffda RBX: 00007ffcb4b2f7b0 RCX: 00007f190830008e
[  125.887995][ T3293] RDX: 0000000000000000 RSI: 00007ffcb4b2f0a0 RDI: 0000000000000005
[  125.888191][ T3293] RBP: 00007ffcb4b2f000 R08: 0000000000000000 R09: 0000000000000000
[  125.888398][ T3293] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f7
[  125.888593][ T3293] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcb4b2f770
| [  125.968363][ T3295] ------------[ cut here ]------------
| [  125.968529][ T3295] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3295
| [  125.968793][ T3295] Modules linked in: vxlan
| [  125.969206][ T3295] Tainted: [W]=WARN
[  125.969302][ T3295] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  125.969476][ T3295] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  125.969646][ T3295] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  125.970119][ T3295] RSP: 0018:ffa00000060d7020 EFLAGS: 00010286
[  125.970283][ T3295] RAX: 00000000ffffffa6 RBX: ff110000141ab380 RCX: 1ff4000000c1adca
[  125.970496][ T3295] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000141ab43c
[  125.970695][ T3295] RBP: ff11000016f79000 R08: 1fe2200002835689 R09: ff110000169e5158
[  125.970887][ T3295] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[  125.971082][ T3295] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  125.971279][ T3295] FS:  00007f3f95a02840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  125.971517][ T3295] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  125.971679][ T3295] CR2: 00007f3f95cd21a0 CR3: 000000001c86f003 CR4: 0000000000771ef0
[  125.971874][ T3295] PKRU: 55555554
[  125.971976][ T3295] Call Trace:
[  125.972073][ T3295]  <TASK>
[  125.972141][ T3295]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  125.972276][ T3295]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  125.972380][ T3295]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  125.972518][ T3295]  __dev_notify_flags (net/core/dev.c:9787)
[  125.972649][ T3295]  ? netif_change_name (net/core/dev.c:1495)
[  125.972778][ T3295]  ? __dev_change_flags (net/core/dev.c:9752)
[  125.972909][ T3295]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[  125.973048][ T3295]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  125.973180][ T3295]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  125.973321][ T3295]  netif_change_flags (net/core/dev.c:9820)
[  125.973459][ T3295]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  125.973591][ T3295]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[  125.973723][ T3295]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  125.973855][ T3295]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  125.974021][ T3295]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  125.974153][ T3295]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  125.974283][ T3295]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  125.974426][ T3295]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  125.974559][ T3295]  ? __kernel_text_address (kernel/extable.c:79)
[  125.974689][ T3295]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  125.974824][ T3295]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  125.974954][ T3295]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  125.975083][ T3295]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  125.975213][ T3295]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  125.975351][ T3295]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  125.975486][ T3295]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  125.975616][ T3295]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  125.975749][ T3295]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  125.975882][ T3295]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  125.976015][ T3295]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  125.976151][ T3295]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  125.976283][ T3295]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  125.976429][ T3295]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  125.976561][ T3295]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  125.976689][ T3295]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  125.976819][ T3295]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  125.976952][ T3295]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  125.977080][ T3295]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  125.977213][ T3295]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  125.977347][ T3295]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  125.977484][ T3295]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  125.977617][ T3295]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  125.977749][ T3295]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  125.977882][ T3295]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  125.978018][ T3295]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  125.978150][ T3295]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  125.978280][ T3295]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  125.978425][ T3295]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  125.978554][ T3295]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  125.978687][ T3295]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  125.978817][ T3295]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  125.978949][ T3295]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  125.979083][ T3295]  ? 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))
[  125.979211][ T3295]  ? 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))
[  125.979348][ T3295]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  125.979487][ T3295]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  125.979619][ T3295]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  125.979751][ T3295]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  125.979883][ T3295]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  125.980017][ T3295]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  125.980149][ T3295]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  125.980280][ T3295]  ? copy_msghdr_from_user (net/socket.c:2635)
[  125.980423][ T3295]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  125.980588][ T3295]  ? move_addr_to_kernel (net/socket.c:258)
[  125.980721][ T3295]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  125.980852][ T3295]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  125.980986][ T3295]  ___sys_sendmsg (net/socket.c:2752)
[  125.981114][ T3295]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  125.981276][ T3295]  ? copy_msghdr_from_user (net/socket.c:2603)
[  125.981433][ T3295]  __sys_sendmsg (net/socket.c:2784)
[  125.981565][ T3295]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  125.981695][ T3295]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  125.981860][ T3295]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  125.981994][ T3295]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  125.982125][ T3295]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  125.982257][ T3295]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  125.982397][ T3295]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  125.982527][ T3295]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  125.982687][ T3295] RIP: 0033:0x7f3f95c3c08e
[  125.982825][ T3295] 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
[  125.983292][ T3295] RSP: 002b:00007ffd1d0d8f10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  125.983501][ T3295] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f3f95c3c08e
[  125.983695][ T3295] RDX: 0000000000000000 RSI: 00007ffd1d0d8fc0 RDI: 0000000000000005
[  125.983890][ T3295] RBP: 00007ffd1d0d8f20 R08: 0000000000000000 R09: 0000000000000000
[  125.984087][ T3295] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f7
[  125.984282][ T3295] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1d0d9690
| [  126.177530][ T3301] ------------[ cut here ]------------
| [  126.177710][ T3301] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3301
| [  126.177993][ T3301] Modules linked in: vxlan
| [  126.178605][ T3301] Tainted: [W]=WARN
[  126.178713][ T3301] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  126.178887][ T3301] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  126.179121][ T3301] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  126.179631][ T3301] RSP: 0018:ffa00000060e71b0 EFLAGS: 00010286
[  126.179806][ T3301] RAX: 00000000ffffffa6 RBX: ff11000010a56040 RCX: 1ff4000000c1cdfc
[  126.180012][ T3301] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010a560fc
[  126.180216][ T3301] RBP: ff1100001c29a000 R08: 1fe220000214ac21 R09: ff11000014590b80
[  126.180432][ T3301] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  126.180636][ T3301] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab720900
[  126.180840][ T3301] FS:  00007f7ccbe87840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  126.181082][ T3301] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  126.181255][ T3301] CR2: 00007f7ccc1fc040 CR3: 000000001bc5f001 CR4: 0000000000771ef0
[  126.181470][ T3301] PKRU: 55555554
[  126.181573][ T3301] Call Trace:
[  126.181674][ T3301]  <TASK>
[  126.181749][ T3301]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  126.181888][ T3301]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  126.181992][ T3301]  __dev_notify_flags (net/core/dev.c:9787)
[  126.182131][ T3301]  ? netif_change_name (net/core/dev.c:1495)
[  126.182271][ T3301]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[  126.182458][ T3301]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[  126.182596][ T3301]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[  126.182730][ T3301]  ? br_dev_newlink (net/bridge/br_netlink.c:1604)
[  126.182867][ T3301]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[  126.183005][ T3301]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  126.183141][ T3301]  ? __dev_get_by_name (net/core/dev.c:883)
[  126.183278][ T3301]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  126.183429][ T3301]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  126.183568][ T3301]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  126.183704][ T3301]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  126.183841][ T3301]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  126.183979][ T3301]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  126.184118][ T3301]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  126.184254][ T3301]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  126.184404][ T3301]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  126.184541][ T3301]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  126.184677][ T3301]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  126.184816][ T3301]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  126.184953][ T3301]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  126.185085][ T3301]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  126.185221][ T3301]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  126.185360][ T3301]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  126.185505][ T3301]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  126.185644][ T3301]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  126.185778][ T3301]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  126.185918][ T3301]  ? 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))
[  126.186054][ T3301]  ? 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))
[  126.186189][ T3301]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  126.186329][ T3301]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  126.186470][ T3301]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  126.186606][ T3301]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  126.186743][ T3301]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  126.186883][ T3301]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  126.187023][ T3301]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  126.187159][ T3301]  ? copy_msghdr_from_user (net/socket.c:2635)
[  126.187297][ T3301]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  126.187479][ T3301]  ? move_addr_to_kernel (net/socket.c:258)
[  126.187620][ T3301]  ___sys_sendmsg (net/socket.c:2752)
[  126.187758][ T3301]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  126.187894][ T3301]  ? copy_msghdr_from_user (net/socket.c:2603)
[  126.188046][ T3301]  ? 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))
[  126.188185][ T3301]  __sys_sendmsg (net/socket.c:2784)
[  126.188329][ T3301]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  126.188479][ T3301]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  126.188619][ T3301]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  126.188755][ T3301]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  126.188893][ T3301]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  126.189033][ T3301]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  126.189169][ T3301]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  126.189345][ T3301] RIP: 0033:0x7f7ccc0c108e
[  126.189500][ T3301] 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
[  126.189987][ T3301] RSP: 002b:00007ffdf5035450 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  126.190191][ T3301] RAX: ffffffffffffffda RBX: 00007ffdf5035bf8 RCX: 00007f7ccc0c108e
[  126.190407][ T3301] RDX: 0000000000000000 RSI: 00007ffdf5035500 RDI: 0000000000000005
[  126.190610][ T3301] RBP: 00007ffdf5035460 R08: 0000000000000000 R09: 0000000000000000
[  126.190816][ T3301] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f7
[  126.191020][ T3301] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdf5035bd0
| [  126.229898][ T3302] ------------[ cut here ]------------
| [  126.230182][ T3302] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3302
| [  126.230696][ T3302] Modules linked in: vxlan
| [  126.231629][ T3302] Tainted: [W]=WARN
[  126.231990][ T3302] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  126.232505][ T3302] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  126.232987][ T3302] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  126.233897][ T3302] RSP: 0018:ffa00000060f7020 EFLAGS: 00010286
[  126.234226][ T3302] RAX: 00000000ffffffa6 RBX: ff11000010a56740 RCX: 1ff4000000c1edca
[  126.234624][ T3302] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010a567fc
[  126.235000][ T3302] RBP: ff1100001c29a000 R08: 1fe220000214ad01 R09: ff110000159dd158
[  126.235403][ T3302] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[  126.235781][ T3302] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  126.236142][ T3302] FS:  00007f2b8ad0b840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  126.236604][ T3302] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  126.236939][ T3302] CR2: 0000000033bee988 CR3: 0000000016ec9003 CR4: 0000000000771ef0
[  126.237335][ T3302] PKRU: 55555554
[  126.237560][ T3302] Call Trace:
[  126.237777][ T3302]  <TASK>
[  126.237945][ T3302]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  126.238221][ T3302]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  126.238470][ T3302]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  126.238743][ T3302]  __dev_notify_flags (net/core/dev.c:9787)
[  126.239021][ T3302]  ? netif_change_name (net/core/dev.c:1495)
[  126.239293][ T3302]  ? __dev_change_flags (net/core/dev.c:9752)
[  126.239605][ T3302]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[  126.239879][ T3302]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  126.240134][ T3302]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  126.240456][ T3302]  netif_change_flags (net/core/dev.c:9820)
[  126.240734][ T3302]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  126.241028][ T3302]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[  126.241308][ T3302]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  126.241612][ T3302]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  126.241939][ T3302]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  126.242211][ T3302]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  126.242510][ T3302]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  126.242788][ T3302]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  126.243062][ T3302]  ? __kernel_text_address (kernel/extable.c:79)
[  126.243352][ T3302]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  126.243637][ T3302]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  126.243911][ T3302]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  126.244168][ T3302]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  126.244470][ T3302]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  126.244739][ T3302]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  126.245013][ T3302]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  126.245287][ T3302]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  126.245600][ T3302]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  126.245873][ T3302]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  126.246143][ T3302]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  126.246443][ T3302]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  126.246723][ T3302]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  126.247001][ T3302]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  126.247285][ T3302]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  126.247586][ T3302]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  126.247860][ T3302]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  126.248127][ T3302]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  126.248420][ T3302]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  126.248701][ T3302]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  126.248972][ T3302]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  126.249239][ T3302]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  126.249541][ T3302]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  126.249821][ T3302]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  126.250091][ T3302]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  126.250380][ T3302]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  126.250664][ T3302]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  126.250934][ T3302]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  126.251209][ T3302]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  126.251508][ T3302]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  126.251783][ T3302]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  126.252057][ T3302]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  126.252349][ T3302]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  126.252638][ T3302]  ? 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))
[  126.252910][ T3302]  ? 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))
[  126.253184][ T3302]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  126.253491][ T3302]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  126.253766][ T3302]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  126.254035][ T3302]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  126.254307][ T3302]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  126.254610][ T3302]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  126.254887][ T3302]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  126.255160][ T3302]  ? copy_msghdr_from_user (net/socket.c:2635)
[  126.255461][ T3302]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  126.255793][ T3302]  ? move_addr_to_kernel (net/socket.c:258)
[  126.256066][ T3302]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  126.256353][ T3302]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  126.256642][ T3302]  ___sys_sendmsg (net/socket.c:2752)
[  126.256914][ T3302]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  126.257237][ T3302]  ? copy_msghdr_from_user (net/socket.c:2603)
[  126.257560][ T3302]  __sys_sendmsg (net/socket.c:2784)
[  126.257839][ T3302]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  126.258093][ T3302]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  126.258447][ T3302]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  126.258719][ T3302]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  126.258989][ T3302]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  126.259258][ T3302]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  126.259551][ T3302]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  126.259828][ T3302]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  126.260149][ T3302] RIP: 0033:0x7f2b8af4508e
[  126.260454][ T3302] 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
[  126.261279][ T3302] RSP: 002b:00007ffc0939aed0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  126.261696][ T3302] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2b8af4508e
[  126.262074][ T3302] RDX: 0000000000000000 RSI: 00007ffc0939af80 RDI: 0000000000000005
[  126.262474][ T3302] RBP: 00007ffc0939aee0 R08: 0000000000000000 R09: 0000000000000000
[  126.262856][ T3302] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f7
[  126.263218][ T3302] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc0939b650
| [  126.309439][ T3303] ------------[ cut here ]------------
| [  126.309595][ T3303] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3303
| [  126.309864][ T3303] Modules linked in: vxlan
| [  126.310287][ T3303] Tainted: [W]=WARN
[  126.310403][ T3303] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  126.310574][ T3303] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  126.310756][ T3303] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  126.311240][ T3303] RSP: 0018:ffa0000006106e30 EFLAGS: 00010286
[  126.311425][ T3303] RAX: 00000000ffffffa6 RBX: ff1100001c0ceac0 RCX: 1ff4000000c20d8c
[  126.311632][ T3303] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001c0ceb7c
[  126.311846][ T3303] RBP: ff1100001c2e1000 R08: 1fe2200003819d71 R09: ff1100001c332e80
[  126.312052][ T3303] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  126.312258][ T3303] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013c10404
[  126.312472][ T3303] FS:  00007f6e55b9d840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  126.312713][ T3303] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  126.312886][ T3303] CR2: 000000000042ebe0 CR3: 000000001bc5b003 CR4: 0000000000771ef0
[  126.313096][ T3303] PKRU: 55555554
[  126.313196][ T3303] Call Trace:
[  126.313296][ T3303]  <TASK>
[  126.313376][ T3303]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  126.313521][ T3303]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  126.313658][ T3303]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  126.313761][ T3303]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[  126.313899][ T3303]  __dev_notify_flags (net/core/dev.c:9787)
[  126.314038][ T3303]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[  126.314174][ T3303]  ? 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)
[  126.314312][ T3303]  ? netif_change_name (net/core/dev.c:1495)
[  126.314458][ T3303]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[  126.314593][ T3303]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  126.314728][ T3303]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  126.314865][ T3303]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  126.315003][ T3303]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  126.315138][ T3303]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  126.315276][ T3303]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[  126.315483][ T3303]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  126.315623][ T3303]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[  126.315762][ T3303]  veth_newlink (drivers/net/veth.c:1871)
[  126.315900][ T3303]  ? veth_poll_controller (drivers/net/veth.c:1470)
[  126.316036][ T3303]  ? kasan_save_stack (mm/kasan/common.c:57)
[  126.316172][ T3303]  ? kasan_save_track (mm/kasan/common.c:78)
[  126.316305][ T3303]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  126.316522][ T3303]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[  126.316661][ T3303]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[  126.316801][ T3303]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[  126.316937][ T3303]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[  126.317077][ T3303]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[  126.317217][ T3303]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[  126.317419][ T3303]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  126.317557][ T3303]  ? __dev_get_by_name (net/core/dev.c:883)
[  126.317746][ T3303]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  126.317889][ T3303]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  126.318029][ T3303]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  126.318172][ T3303]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  126.318311][ T3303]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  126.318509][ T3303]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  126.318645][ T3303]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  126.318780][ T3303]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  126.318919][ T3303]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  126.319056][ T3303]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  126.319194][ T3303]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  126.319387][ T3303]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  126.319622][ T3303]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  126.319758][ T3303]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  126.319893][ T3303]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  126.320032][ T3303]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  126.320170][ T3303]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  126.320305][ T3303]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  126.320546][ T3303]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  126.320684][ T3303]  ? 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))
[  126.320911][ T3303]  ? 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))
[  126.321052][ T3303]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  126.321188][ T3303]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  126.321416][ T3303]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  126.321556][ T3303]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  126.321694][ T3303]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  126.321832][ T3303]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  126.321971][ T3303]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  126.322104][ T3303]  ? copy_msghdr_from_user (net/socket.c:2635)
[  126.322239][ T3303]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  126.322499][ T3303]  ? move_addr_to_kernel (net/socket.c:258)
[  126.322645][ T3303]  ___sys_sendmsg (net/socket.c:2752)
[  126.322868][ T3303]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  126.323009][ T3303]  ? copy_msghdr_from_user (net/socket.c:2603)
[  126.323242][ T3303]  ? 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))
[  126.323477][ T3303]  __sys_sendmsg (net/socket.c:2784)
[  126.323617][ T3303]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  126.323758][ T3303]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  126.323984][ T3303]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  126.324120][ T3303]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  126.324256][ T3303]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  126.324455][ T3303]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  126.324594][ T3303]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  126.324762][ T3303] RIP: 0033:0x7f6e55dd708e
[  126.325004][ T3303] 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
[  126.325751][ T3303] RSP: 002b:00007ffc700574f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  126.325955][ T3303] RAX: ffffffffffffffda RBX: 00007ffc70057c88 RCX: 00007f6e55dd708e
[  126.326158][ T3303] RDX: 0000000000000000 RSI: 00007ffc700575a0 RDI: 0000000000000005
[  126.326419][ T3303] RBP: 00007ffc70057500 R08: 0000000000000000 R09: 0000000000000000
[  126.326625][ T3303] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f7
[  126.326922][ T3303] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc70057c60
| [  126.336146][ T3303] ------------[ cut here ]------------
| [  126.336296][ T3303] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3303
| [  126.336583][ T3303] Modules linked in: vxlan
| [  126.336998][ T3303] Tainted: [W]=WARN
[  126.337100][ T3303] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  126.337266][ T3303] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  126.337457][ T3303] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  126.337935][ T3303] RSP: 0018:ffa00000061071b0 EFLAGS: 00010286
[  126.338104][ T3303] RAX: 00000000ffffffa6 RBX: ff11000010c56740 RCX: 1ff4000000c20dfc
[  126.338303][ T3303] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010c567fc
[  126.338515][ T3303] RBP: ff1100001c449000 R08: 1fe220000218ad01 R09: ff1100001c332e80
[  126.338715][ T3303] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  126.338919][ T3303] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab603b20
[  126.339122][ T3303] FS:  00007f6e55b9d840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  126.339364][ T3303] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  126.339541][ T3303] CR2: 00007f2b8add8574 CR3: 000000001bc5b004 CR4: 0000000000771ef0
[  126.339746][ T3303] PKRU: 55555554
[  126.339846][ T3303] Call Trace:
[  126.339951][ T3303]  <TASK>
[  126.340020][ T3303]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  126.340155][ T3303]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  126.340257][ T3303]  __dev_notify_flags (net/core/dev.c:9787)
[  126.340402][ T3303]  ? netif_change_name (net/core/dev.c:1495)
[  126.340537][ T3303]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[  126.340671][ T3303]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[  126.340806][ T3303]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[  126.340944][ T3303]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[  126.341080][ T3303]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  126.341213][ T3303]  ? __dev_get_by_name (net/core/dev.c:883)
[  126.341367][ T3303]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  126.341512][ T3303]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  126.341649][ T3303]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  126.341784][ T3303]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  126.341916][ T3303]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  126.342051][ T3303]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  126.342183][ T3303]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  126.342323][ T3303]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  126.342466][ T3303]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  126.342598][ T3303]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  126.342731][ T3303]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  126.342862][ T3303]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  126.342997][ T3303]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  126.343129][ T3303]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  126.343267][ T3303]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  126.343411][ T3303]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  126.343550][ T3303]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  126.343682][ T3303]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  126.343816][ T3303]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  126.343955][ T3303]  ? 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))
[  126.344087][ T3303]  ? 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))
[  126.344221][ T3303]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  126.344363][ T3303]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  126.344501][ T3303]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  126.344635][ T3303]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  126.344772][ T3303]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  126.344907][ T3303]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  126.345047][ T3303]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  126.345181][ T3303]  ? copy_msghdr_from_user (net/socket.c:2635)
[  126.345323][ T3303]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  126.345492][ T3303]  ? move_addr_to_kernel (net/socket.c:258)
[  126.345628][ T3303]  ___sys_sendmsg (net/socket.c:2752)
[  126.345760][ T3303]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  126.345894][ T3303]  ? copy_msghdr_from_user (net/socket.c:2603)
[  126.346039][ T3303]  ? 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))
[  126.346175][ T3303]  __sys_sendmsg (net/socket.c:2784)
[  126.346320][ T3303]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  126.346462][ T3303]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  126.346594][ T3303]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  126.346726][ T3303]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  126.346860][ T3303]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  126.346997][ T3303]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  126.347131][ T3303]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  126.347295][ T3303] RIP: 0033:0x7f6e55dd708e
[  126.347445][ T3303] 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
[  126.347920][ T3303] RSP: 002b:00007ffc700574f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  126.348120][ T3303] RAX: ffffffffffffffda RBX: 00007ffc70057c88 RCX: 00007f6e55dd708e
[  126.348322][ T3303] RDX: 0000000000000000 RSI: 00007ffc700575a0 RDI: 0000000000000005
[  126.348528][ T3303] RBP: 00007ffc70057500 R08: 0000000000000000 R09: 0000000000000000
[  126.348725][ T3303] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f7
[  126.348921][ T3303] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc70057c60
| [  126.382379][ T3304] ------------[ cut here ]------------
| [  126.382531][ T3304] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3304
| [  126.382786][ T3304] Modules linked in: vxlan
| [  126.383187][ T3304] Tainted: [W]=WARN
[  126.383283][ T3304] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  126.383458][ T3304] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  126.383626][ T3304] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  126.384085][ T3304] RSP: 0018:ffa0000005f56ff8 EFLAGS: 00010286
[  126.384246][ T3304] RAX: 00000000ffffffa6 RBX: ff110000197b1000 RCX: 1ff4000000beadc5
[  126.384455][ T3304] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000197b10bc
[  126.384647][ T3304] RBP: ff1100001c449000 R08: 1fe22000032f6219 R09: ff1100001c335158
[  126.384837][ T3304] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  126.385030][ T3304] R13: 0000000000000000 R14: ffa0000005f57140 R15: ff11000014d658d0
[  126.385224][ T3304] FS:  00007f0e8ec58840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  126.385460][ T3304] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  126.385626][ T3304] CR2: 0000000011c09988 CR3: 000000001a898001 CR4: 0000000000771ef0
[  126.385822][ T3304] PKRU: 55555554
[  126.385917][ T3304] Call Trace:
[  126.386015][ T3304]  <TASK>
[  126.386081][ T3304]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[  126.386213][ T3304]  __dev_change_net_namespace (net/core/dev.c:12635)
[  126.386383][ T3304]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  126.386514][ T3304]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  126.386644][ T3304]  ? default_device_exit_batch (net/core/dev.c:13091)
[  126.386805][ T3304]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  126.386931][ T3304]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  126.387063][ T3304]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  126.387194][ T3304]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  126.387329][ T3304]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[  126.387466][ T3304]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[  126.387598][ T3304]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[  126.387733][ T3304]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  126.387859][ T3304]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  126.388018][ T3304]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  126.388146][ T3304]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  126.388272][ T3304]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  126.388411][ T3304]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  126.388541][ T3304]  ? __kernel_text_address (kernel/extable.c:79)
[  126.388668][ T3304]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  126.388797][ T3304]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  126.388931][ T3304]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  126.389066][ T3304]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  126.389199][ T3304]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  126.389330][ T3304]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  126.389463][ T3304]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  126.389591][ T3304]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  126.389721][ T3304]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  126.389850][ T3304]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  126.389981][ T3304]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  126.390111][ T3304]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  126.390239][ T3304]  ? nla_get_range_signed (lib/nlattr.c:270)
[  126.390378][ T3304]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  126.390518][ T3304]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  126.390648][ T3304]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  126.390774][ T3304]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  126.390900][ T3304]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  126.391031][ T3304]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  126.391164][ T3304]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  126.391293][ T3304]  ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:164)
[  126.391434][ T3304]  ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 37) arch/x86/kernel/apic/apic.c:1061 (discriminator 37))
[  126.391594][ T3304]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  126.391722][ T3304]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  126.391848][ T3304]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  126.391980][ T3304]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  126.392107][ T3304]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  126.392236][ T3304]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  126.392369][ T3304]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  126.392499][ T3304]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  126.392628][ T3304]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  126.392755][ T3304]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  126.392887][ T3304]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  126.393017][ T3304]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  126.393144][ T3304]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  126.393276][ T3304]  ? 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))
[  126.393470][ T3304]  ? 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))
[  126.393600][ T3304]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  126.393729][ T3304]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  126.393863][ T3304]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  126.393996][ T3304]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  126.394126][ T3304]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  126.394260][ T3304]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  126.394451][ T3304]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  126.394580][ T3304]  ? copy_msghdr_from_user (net/socket.c:2635)
[  126.394707][ T3304]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  126.394865][ T3304]  ? move_addr_to_kernel (net/socket.c:258)
[  126.395000][ T3304]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  126.395129][ T3304]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  126.395258][ T3304]  ___sys_sendmsg (net/socket.c:2752)
[  126.395445][ T3304]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  126.395659][ T3304]  ? copy_msghdr_from_user (net/socket.c:2603)
[  126.395801][ T3304]  __sys_sendmsg (net/socket.c:2784)
[  126.395930][ T3304]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  126.396067][ T3304]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  126.396230][ T3304]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  126.396418][ T3304]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  126.396546][ T3304]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  126.396674][ T3304]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  126.396800][ T3304]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  126.396928][ T3304]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  126.397089][ T3304] RIP: 0033:0x7f0e8ee9208e
[  126.397224][ T3304] 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
[  126.397756][ T3304] RSP: 002b:00007ffe42d990a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  126.397953][ T3304] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f0e8ee9208e
[  126.398150][ T3304] RDX: 0000000000000000 RSI: 00007ffe42d99150 RDI: 0000000000000005
[  126.398409][ T3304] RBP: 00007ffe42d990b0 R08: 0000000000000000 R09: 0000000000000000
[  126.398603][ T3304] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f7
[  126.398792][ T3304] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe42d99810
| [  126.402353][ T3304] ------------[ cut here ]------------
| [  126.402627][ T3304] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3304
| [  126.403095][ T3304] Modules linked in: vxlan
| [  126.405365][ T3304] Tainted: [W]=WARN
[  126.405736][ T3304] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  126.406157][ T3304] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  126.406618][ T3304] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  126.407561][ T3304] RSP: 0018:ffa0000005f56fc0 EFLAGS: 00010286
[  126.407982][ T3304] RAX: 00000000ffffffa6 RBX: ff110000197b1c40 RCX: 1ff4000000beadbe
[  126.408479][ T3304] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000197b1cfc
[  126.408947][ T3304] RBP: ff1100001c449000 R08: 1fe22000032f63a1 R09: ff1100001c335158
[  126.409444][ T3304] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  126.409914][ T3304] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000014d658d0
[  126.410572][ T3304] FS:  00007f0e8ec58840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  126.411237][ T3304] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  126.411587][ T3304] CR2: 000055669eb10d5c CR3: 000000001a898005 CR4: 0000000000771ef0
[  126.411968][ T3304] PKRU: 55555554
[  126.412183][ T3304] Call Trace:
[  126.412586][ T3304]  <TASK>
[  126.412754][ T3304]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  126.413023][ T3304]  ? notifier_call_chain (kernel/notifier.c:85)
[  126.413294][ T3304]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  126.413538][ T3304]  __dev_change_net_namespace (net/core/dev.c:12695)
[  126.413870][ T3304]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  126.414288][ T3304]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  126.414591][ T3304]  ? default_device_exit_batch (net/core/dev.c:13091)
[  126.415066][ T3304]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  126.415349][ T3304]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  126.415789][ T3304]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  126.416050][ T3304]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  126.416660][ T3304]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[  126.416929][ T3304]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[  126.417201][ T3304]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[  126.417657][ T3304]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  126.417932][ T3304]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  126.418253][ T3304]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  126.418546][ T3304]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  126.419276][ T3304]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  126.419724][ T3304]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  126.419991][ T3304]  ? __kernel_text_address (kernel/extable.c:79)
[  126.420252][ T3304]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  126.420550][ T3304]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  126.420821][ T3304]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  126.421088][ T3304]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  126.421536][ T3304]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  126.421805][ T3304]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  126.422070][ T3304]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  126.422357][ T3304]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  126.422635][ T3304]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  126.423050][ T3304]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  126.423337][ T3304]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  126.423770][ T3304]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  126.424030][ T3304]  ? nla_get_range_signed (lib/nlattr.c:270)
[  126.424294][ T3304]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  126.424597][ T3304]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  126.425018][ T3304]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  126.425286][ T3304]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  126.425582][ T3304]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  126.425854][ T3304]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  126.426273][ T3304]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  126.426567][ T3304]  ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:164)
[  126.426838][ T3304]  ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 37) arch/x86/kernel/apic/apic.c:1061 (discriminator 37))
[  126.427158][ T3304]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  126.427607][ T3304]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  126.427878][ T3304]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  126.428135][ T3304]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  126.428430][ T3304]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  126.428703][ T3304]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  126.428970][ T3304]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  126.429233][ T3304]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  126.429533][ T3304]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  126.430099][ T3304]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  126.430386][ T3304]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  126.430818][ T3304]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  126.431085][ T3304]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  126.431377][ T3304]  ? 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))
[  126.431650][ T3304]  ? 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))
[  126.431919][ T3304]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  126.432186][ T3304]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  126.432633][ T3304]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  126.432905][ T3304]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  126.433162][ T3304]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  126.433457][ T3304]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  126.433882][ T3304]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  126.434154][ T3304]  ? copy_msghdr_from_user (net/socket.c:2635)
[  126.434443][ T3304]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  126.434916][ T3304]  ? move_addr_to_kernel (net/socket.c:258)
[  126.435182][ T3304]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  126.435480][ T3304]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  126.435753][ T3304]  ___sys_sendmsg (net/socket.c:2752)
[  126.436014][ T3304]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  126.436350][ T3304]  ? copy_msghdr_from_user (net/socket.c:2603)
[  126.436650][ T3304]  __sys_sendmsg (net/socket.c:2784)
[  126.436919][ T3304]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  126.437182][ T3304]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  126.437803][ T3304]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  126.438063][ T3304]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  126.440353][ T3304]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  126.440941][ T3304]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  126.441209][ T3304]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  126.441507][ T3304]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  126.441827][ T3304] RIP: 0033:0x7f0e8ee9208e
[  126.442092][ T3304] 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
[  126.443089][ T3304] RSP: 002b:00007ffe42d990a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  126.443504][ T3304] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f0e8ee9208e
[  126.443895][ T3304] RDX: 0000000000000000 RSI: 00007ffe42d99150 RDI: 0000000000000005
[  126.444270][ T3304] RBP: 00007ffe42d990b0 R08: 0000000000000000 R09: 0000000000000000
[  126.444669][ T3304] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f7
[  126.445037][ T3304] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe42d99810
| [  126.517684][ T3305] ------------[ cut here ]------------
| [  126.517980][ T3305] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3305
| [  126.518502][ T3305] Modules linked in: vxlan
| [  126.519273][ T3305] Tainted: [W]=WARN
[  126.519518][ T3305] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  126.519852][ T3305] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  126.520185][ T3305] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  126.521021][ T3305] RSP: 0018:ffa0000006106ff8 EFLAGS: 00010286
[  126.521359][ T3305] RAX: 00000000ffffffa6 RBX: ff1100001af89e00 RCX: 1ff4000000c20dc5
[  126.521738][ T3305] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001af89ebc
[  126.522108][ T3305] RBP: ff1100001c2e1000 R08: 1fe22000035f13d9 R09: ff1100001c330b58
[  126.522502][ T3305] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  126.522872][ T3305] R13: 0000000000000000 R14: ffa0000006107140 R15: ff1100001b31fbd0
[  126.523241][ T3305] FS:  00007fc159f38840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  126.523692][ T3305] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  126.524016][ T3305] CR2: 00005628289bb9c8 CR3: 0000000010467003 CR4: 0000000000771ef0
[  126.524411][ T3305] PKRU: 55555554
[  126.524627][ T3305] Call Trace:
[  126.524842][ T3305]  <TASK>
[  126.525002][ T3305]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[  126.525256][ T3305]  __dev_change_net_namespace (net/core/dev.c:12635)
[  126.525791][ T3305]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  126.526218][ T3305]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  126.526676][ T3305]  ? default_device_exit_batch (net/core/dev.c:13091)
[  126.527158][ T3305]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  126.527616][ T3305]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  126.528035][ T3305]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  126.528482][ T3305]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  126.528903][ T3305]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[  126.529384][ T3305]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[  126.529797][ T3305]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[  126.530182][ T3305]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  126.530621][ T3305]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  126.531093][ T3305]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  126.531538][ T3305]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  126.531973][ T3305]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  126.532380][ T3305]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  126.532806][ T3305]  ? __kernel_text_address (kernel/extable.c:79)
[  126.533242][ T3305]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  126.533679][ T3305]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  126.534087][ T3305]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  126.534512][ T3305]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  126.534952][ T3305]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  126.535405][ T3305]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  126.535820][ T3305]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  126.536252][ T3305]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  126.536678][ T3305]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  126.537085][ T3305]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  126.537504][ T3305]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  126.537865][ T3305]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  126.538109][ T3305]  ? nla_get_range_signed (lib/nlattr.c:270)
[  126.538413][ T3305]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  126.538688][ T3305]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  126.538977][ T3305]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  126.539241][ T3305]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  126.539568][ T3305]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  126.539839][ T3305]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  126.540138][ T3305]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  126.540441][ T3305]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  126.540708][ T3305]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  126.540975][ T3305]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  126.541242][ T3305]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  126.541538][ T3305]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  126.541807][ T3305]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  126.542104][ T3305]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  126.542403][ T3305]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  126.542674][ T3305]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  126.542945][ T3305]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  126.543211][ T3305]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  126.543506][ T3305]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  126.543780][ T3305]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  126.544049][ T3305]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  126.544344][ T3305]  ? 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))
[  126.544622][ T3305]  ? 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))
[  126.544894][ T3305]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  126.545162][ T3305]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  126.545455][ T3305]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  126.545726][ T3305]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  126.545990][ T3305]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  126.546250][ T3305]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  126.546550][ T3305]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  126.546823][ T3305]  ? copy_msghdr_from_user (net/socket.c:2635)
[  126.547087][ T3305]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  126.547427][ T3305]  ? move_addr_to_kernel (net/socket.c:258)
[  126.547698][ T3305]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  126.547966][ T3305]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  126.548237][ T3305]  ___sys_sendmsg (net/socket.c:2752)
[  126.548528][ T3305]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  126.548848][ T3305]  ? copy_msghdr_from_user (net/socket.c:2603)
[  126.549137][ T3305]  __sys_sendmsg (net/socket.c:2784)
[  126.549466][ T3305]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  126.549731][ T3305]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  126.550047][ T3305]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  126.550334][ T3305]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  126.550612][ T3305]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  126.550878][ T3305]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  126.551140][ T3305]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  126.551437][ T3305]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  126.551756][ T3305] RIP: 0033:0x7fc15a17208e
[  126.552029][ T3305] 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
[  126.552862][ T3305] RSP: 002b:00007fff56f9cee0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  126.553235][ T3305] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fc15a17208e
[  126.553630][ T3305] RDX: 0000000000000000 RSI: 00007fff56f9cf90 RDI: 0000000000000005
[  126.553999][ T3305] RBP: 00007fff56f9cef0 R08: 0000000000000000 R09: 0000000000000000
[  126.554382][ T3305] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f7
[  126.554772][ T3305] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff56f9d650
| [  126.570911][ T3305] ------------[ cut here ]------------
| [  126.571058][ T3305] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3305
| [  126.571330][ T3305] Modules linked in: vxlan
| [  126.571747][ T3305] Tainted: [W]=WARN
[  126.571843][ T3305] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  126.572004][ T3305] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  126.572176][ T3305] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  126.572640][ T3305] RSP: 0018:ffa0000006106fc0 EFLAGS: 00010286
[  126.572804][ T3305] RAX: 00000000ffffffa6 RBX: ff11000014e2b700 RCX: 1ff4000000c20dbe
[  126.573003][ T3305] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014e2b7bc
[  126.573194][ T3305] RBP: ff1100001c2e1000 R08: 1fe22000029c56f9 R09: ff1100001c330b58
[  126.573402][ T3305] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  126.573593][ T3305] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001b31fbd0
[  126.573792][ T3305] FS:  00007fc159f38840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  126.574022][ T3305] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  126.574183][ T3305] CR2: 00005628289bb9c8 CR3: 0000000010467002 CR4: 0000000000771ef0
[  126.574382][ T3305] PKRU: 55555554
[  126.574484][ T3305] Call Trace:
[  126.574581][ T3305]  <TASK>
[  126.574650][ T3305]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  126.574779][ T3305]  ? notifier_call_chain (kernel/notifier.c:85)
[  126.574907][ T3305]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  126.575008][ T3305]  __dev_change_net_namespace (net/core/dev.c:12695)
[  126.575172][ T3305]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  126.575298][ T3305]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  126.575494][ T3305]  ? default_device_exit_batch (net/core/dev.c:13091)
[  126.575655][ T3305]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  126.575781][ T3305]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  126.575909][ T3305]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  126.576039][ T3305]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  126.576173][ T3305]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[  126.576306][ T3305]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[  126.576494][ T3305]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[  126.576626][ T3305]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  126.576754][ T3305]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  126.576910][ T3305]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  126.577042][ T3305]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  126.577169][ T3305]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  126.577300][ T3305]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  126.577489][ T3305]  ? __kernel_text_address (kernel/extable.c:79)
[  126.577619][ T3305]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  126.577748][ T3305]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  126.577875][ T3305]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  126.578008][ T3305]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  126.578136][ T3305]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  126.578263][ T3305]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  126.578450][ T3305]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  126.578580][ T3305]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  126.578710][ T3305]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  126.578836][ T3305]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  126.578973][ T3305]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  126.579102][ T3305]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  126.579228][ T3305]  ? nla_get_range_signed (lib/nlattr.c:270)
[  126.579418][ T3305]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  126.579555][ T3305]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  126.579686][ T3305]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  126.579812][ T3305]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  126.579938][ T3305]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  126.580068][ T3305]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  126.580198][ T3305]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  126.580381][ T3305]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  126.580520][ T3305]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  126.580653][ T3305]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  126.580785][ T3305]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  126.580914][ T3305]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  126.581049][ T3305]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  126.581181][ T3305]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  126.581313][ T3305]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  126.581497][ T3305]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  126.581626][ T3305]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  126.581754][ T3305]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  126.581881][ T3305]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  126.582012][ T3305]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  126.582141][ T3305]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  126.582273][ T3305]  ? 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))
[  126.582458][ T3305]  ? 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))
[  126.582588][ T3305]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  126.582717][ T3305]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  126.582847][ T3305]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  126.582983][ T3305]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  126.583116][ T3305]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  126.583244][ T3305]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  126.583439][ T3305]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  126.583568][ T3305]  ? copy_msghdr_from_user (net/socket.c:2635)
[  126.583696][ T3305]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  126.583854][ T3305]  ? move_addr_to_kernel (net/socket.c:258)
[  126.583985][ T3305]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  126.584112][ T3305]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  126.584241][ T3305]  ___sys_sendmsg (net/socket.c:2752)
[  126.584374][ T3305]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  126.584541][ T3305]  ? copy_msghdr_from_user (net/socket.c:2603)
[  126.584682][ T3305]  __sys_sendmsg (net/socket.c:2784)
[  126.584812][ T3305]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  126.584942][ T3305]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  126.585107][ T3305]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  126.585237][ T3305]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  126.585371][ T3305]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  126.585508][ T3305]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  126.585637][ T3305]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  126.585764][ T3305]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  126.585924][ T3305] RIP: 0033:0x7fc15a17208e
[  126.586064][ T3305] 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
[  126.586536][ T3305] RSP: 002b:00007fff56f9cee0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  126.586732][ T3305] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fc15a17208e
[  126.586923][ T3305] RDX: 0000000000000000 RSI: 00007fff56f9cf90 RDI: 0000000000000005
[  126.587117][ T3305] RBP: 00007fff56f9cef0 R08: 0000000000000000 R09: 0000000000000000
[  126.587307][ T3305] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f7
[  126.587517][ T3305] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff56f9d650
| [  126.652085][ T3309] ------------[ cut here ]------------
| [  126.652292][ T3309] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3309
| [  126.652574][ T3309] Modules linked in: vxlan
| [  126.652975][ T3309] Tainted: [W]=WARN
[  126.653073][ T3309] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  126.653246][ T3309] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  126.653428][ T3309] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  126.653887][ T3309] RSP: 0018:ffa00000060e7020 EFLAGS: 00010286
[  126.654058][ T3309] RAX: 00000000ffffffa6 RBX: ff11000010c57380 RCX: 1ff4000000c1cdca
[  126.654254][ T3309] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010c5743c
[  126.654460][ T3309] RBP: ff1100001c449000 R08: 1fe220000218ae89 R09: ff1100001c098b58
[  126.654650][ T3309] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[  126.654841][ T3309] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  126.655042][ T3309] FS:  00007fef10b06840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  126.655272][ T3309] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  126.655449][ T3309] CR2: 000000001ab9b988 CR3: 000000001c61a005 CR4: 0000000000771ef0
[  126.655643][ T3309] PKRU: 55555554
[  126.655742][ T3309] Call Trace:
[  126.655839][ T3309]  <TASK>
[  126.655906][ T3309]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  126.656042][ T3309]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  126.656142][ T3309]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  126.656272][ T3309]  __dev_notify_flags (net/core/dev.c:9787)
[  126.656417][ T3309]  ? netif_change_name (net/core/dev.c:1495)
[  126.656546][ T3309]  ? __dev_change_flags (net/core/dev.c:9752)
[  126.656676][ T3309]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[  126.656811][ T3309]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  126.656941][ T3309]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  126.657076][ T3309]  netif_change_flags (net/core/dev.c:9820)
[  126.657206][ T3309]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  126.657341][ T3309]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[  126.657480][ T3309]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  126.657610][ T3309]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  126.657769][ T3309]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  126.657896][ T3309]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  126.658027][ T3309]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  126.658153][ T3309]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  126.658282][ T3309]  ? __kernel_text_address (kernel/extable.c:79)
[  126.658485][ T3309]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  126.658676][ T3309]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  126.658805][ T3309]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  126.658940][ T3309]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  126.659074][ T3309]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  126.659201][ T3309]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  126.659382][ T3309]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  126.659514][ T3309]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  126.659644][ T3309]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  126.659772][ T3309]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  126.659900][ T3309]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  126.660034][ T3309]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  126.660166][ T3309]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  126.660298][ T3309]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  126.660489][ T3309]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  126.660616][ T3309]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  126.660743][ T3309]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  126.660869][ T3309]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  126.660999][ T3309]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  126.661133][ T3309]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  126.661259][ T3309]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  126.661427][ T3309]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  126.661554][ T3309]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  126.661686][ T3309]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  126.661813][ T3309]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  126.661944][ T3309]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  126.662073][ T3309]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  126.662200][ T3309]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  126.662333][ T3309]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  126.662470][ T3309]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  126.662598][ T3309]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  126.662727][ T3309]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  126.662855][ T3309]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  126.662990][ T3309]  ? 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))
[  126.663119][ T3309]  ? 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))
[  126.663249][ T3309]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  126.663382][ T3309]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  126.663523][ T3309]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  126.663657][ T3309]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  126.663786][ T3309]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  126.663915][ T3309]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  126.664047][ T3309]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  126.664177][ T3309]  ? copy_msghdr_from_user (net/socket.c:2635)
[  126.664306][ T3309]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  126.664481][ T3309]  ? move_addr_to_kernel (net/socket.c:258)
[  126.664611][ T3309]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  126.664737][ T3309]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  126.664866][ T3309]  ___sys_sendmsg (net/socket.c:2752)
[  126.664997][ T3309]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  126.665156][ T3309]  ? copy_msghdr_from_user (net/socket.c:2603)
[  126.665301][ T3309]  __sys_sendmsg (net/socket.c:2784)
[  126.665438][ T3309]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  126.665567][ T3309]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  126.665731][ T3309]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  126.665859][ T3309]  ? 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)
[  126.665992][ T3309]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  126.666122][ T3309]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  126.666252][ T3309]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  126.666399][ T3309]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  126.666529][ T3309]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  126.666688][ T3309] RIP: 0033:0x7fef10d4008e
[  126.666824][ T3309] 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
[  126.667287][ T3309] RSP: 002b:00007ffeb7f0f620 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  126.667493][ T3309] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fef10d4008e
[  126.667686][ T3309] RDX: 0000000000000000 RSI: 00007ffeb7f0f6d0 RDI: 0000000000000005
[  126.667877][ T3309] RBP: 00007ffeb7f0f630 R08: 0000000000000000 R09: 0000000000000000
[  126.668075][ T3309] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f7
[  126.668272][ T3309] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeb7f0fda0
| [  126.702774][ T3315] ------------[ cut here ]------------
| [  126.702933][ T3315] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3315
| [  126.703211][ T3315] Modules linked in: vxlan
| [  126.703878][ T3315] Tainted: [W]=WARN
[  126.703983][ T3315] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  126.704149][ T3315] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  126.704434][ T3315] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  126.704908][ T3315] RSP: 0018:ffa00000060e7020 EFLAGS: 00010286
[  126.705078][ T3315] RAX: 00000000ffffffa6 RBX: ff11000012cbae40 RCX: 1ff4000000c1cdca
[  126.705274][ T3315] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012cbaefc
[  126.705540][ T3315] RBP: ff1100001c2e1000 R08: 1fe22000025975e1 R09: ff1100001b602e58
[  126.705796][ T3315] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[  126.705995][ T3315] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  126.706197][ T3315] FS:  00007f817fc41840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  126.706495][ T3315] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  126.706666][ T3315] CR2: 00007f817ff111a0 CR3: 000000001594a001 CR4: 0000000000771ef0
[  126.706869][ T3315] PKRU: 55555554
[  126.706972][ T3315] Call Trace:
[  126.707075][ T3315]  <TASK>
[  126.707145][ T3315]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  126.707280][ T3315]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  126.707420][ T3315]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  126.707556][ T3315]  __dev_notify_flags (net/core/dev.c:9787)
[  126.707692][ T3315]  ? netif_change_name (net/core/dev.c:1495)
[  126.707825][ T3315]  ? __dev_change_flags (net/core/dev.c:9752)
[  126.707968][ T3315]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[  126.708100][ T3315]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  126.708248][ T3315]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  126.708399][ T3315]  netif_change_flags (net/core/dev.c:9820)
[  126.708539][ T3315]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  126.708672][ T3315]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[  126.708812][ T3315]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  126.708952][ T3315]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  126.709121][ T3315]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  126.709255][ T3315]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  126.709400][ T3315]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  126.709559][ T3315]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  126.709695][ T3315]  ? __kernel_text_address (kernel/extable.c:79)
[  126.709888][ T3315]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  126.710084][ T3315]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  126.710277][ T3315]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  126.710483][ T3315]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  126.710675][ T3315]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  126.710866][ T3315]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  126.711059][ T3315]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  126.711250][ T3315]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  126.711454][ T3315]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  126.711643][ T3315]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  126.711837][ T3315]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  126.712033][ T3315]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  126.712227][ T3315]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  126.712437][ T3315]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  126.712630][ T3315]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  126.712819][ T3315]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  126.713007][ T3315]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  126.713198][ T3315]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  126.713400][ T3315]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  126.713583][ T3315]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  126.713715][ T3315]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  126.713873][ T3315]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  126.714060][ T3315]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  126.714195][ T3315]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  126.714333][ T3315]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  126.714471][ T3315]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  126.714605][ T3315]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  126.714785][ T3315]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  126.714962][ T3315]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  126.715098][ T3315]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  126.715231][ T3315]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  126.715371][ T3315]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  126.715510][ T3315]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  126.715644][ T3315]  ? 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))
[  126.715776][ T3315]  ? 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))
[  126.715937][ T3315]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  126.716132][ T3315]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  126.716312][ T3315]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  126.716515][ T3315]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  126.716694][ T3315]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  126.716874][ T3315]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  126.717056][ T3315]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  126.717189][ T3315]  ? copy_msghdr_from_user (net/socket.c:2635)
[  126.717326][ T3315]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  126.717492][ T3315]  ? move_addr_to_kernel (net/socket.c:258)
[  126.717623][ T3315]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  126.717753][ T3315]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  126.717885][ T3315]  ___sys_sendmsg (net/socket.c:2752)
[  126.718020][ T3315]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  126.718186][ T3315]  ? copy_msghdr_from_user (net/socket.c:2603)
[  126.718332][ T3315]  __sys_sendmsg (net/socket.c:2784)
[  126.718471][ T3315]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  126.718601][ T3315]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  126.718765][ T3315]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  126.718900][ T3315]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  126.719057][ T3315]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  126.719242][ T3315]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  126.719438][ T3315]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  126.719621][ T3315]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  126.719847][ T3315] RIP: 0033:0x7f817fe7b08e
[  126.720043][ T3315] 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
[  126.720642][ T3315] RSP: 002b:00007ffc338164d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  126.720840][ T3315] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f817fe7b08e
[  126.721046][ T3315] RDX: 0000000000000000 RSI: 00007ffc33816580 RDI: 0000000000000005
[  126.721251][ T3315] RBP: 00007ffc338164e0 R08: 0000000000000000 R09: 0000000000000000
[  126.721457][ T3315] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f7
[  126.721656][ T3315] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc33816c50
| [  126.723791][   T56] ------------[ cut here ]------------
| [  126.723925][   T56] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/56
| [  126.724170][   T56] Modules linked in: vxlan
| [  126.724585][   T56] Tainted: [W]=WARN
[  126.724677][   T56] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  126.724826][   T56] Workqueue: events_unbound linkwatch_event
[  126.724984][   T56] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  126.725139][   T56] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  126.725576][   T56] RSP: 0018:ffa00000003cf9e0 EFLAGS: 00010286
[  126.725730][   T56] RAX: 00000000ffffffa6 RBX: ff11000012cba200 RCX: 1ff4000000079f02
[  126.725913][   T56] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012cba2bc
[  126.726097][   T56] RBP: ff1100001c2e1000 R08: 1fe2200002597459 R09: ff1100000294aea8
[  126.726275][   T56] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  126.726466][   T56] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  126.726678][   T56] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  126.726887][   T56] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  126.727039][   T56] CR2: 000055669eb10d5c CR3: 000000001c87e003 CR4: 0000000000771ef0
[  126.727223][   T56] PKRU: 55555554
[  126.727319][   T56] Call Trace:
[  126.727417][   T56]  <TASK>
[  126.727481][   T56]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  126.727602][   T56]  ? notifier_call_chain (kernel/notifier.c:85)
[  126.727723][   T56]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  126.727815][   T56]  netif_state_change (net/core/dev.c:1605)
[  126.727936][   T56]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[  126.728094][   T56]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[  126.728213][   T56]  __linkwatch_run_queue (net/core/link_watch.c:240)
[  126.728343][   T56]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  126.728472][   T56]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[  126.728591][   T56]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[  126.728711][   T56]  process_one_work (kernel/workqueue.c:3314)
[  126.728835][   T56]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  126.728954][   T56]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  126.729077][   T56]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  126.729201][   T56]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  126.729327][   T56]  kthread (kernel/kthread.c:436)
[  126.729422][   T56]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  126.729569][   T56]  ? kthread_affine_node (kernel/kthread.c:378)
[  126.729688][   T56]  ret_from_fork (arch/x86/kernel/process.c:158)
[  126.729810][   T56]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  126.729962][   T56]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  126.730082][   T56]  ? kthread_affine_node (kernel/kthread.c:378)
[  126.730202][   T56]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  126.738588][   T56] ------------[ cut here ]------------
| [  126.738726][   T56] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/56
| [  126.738966][   T56] Modules linked in: vxlan
| [  126.739372][   T56] Tainted: [W]=WARN
[  126.739470][   T56] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  126.739620][   T56] Workqueue: events_unbound linkwatch_event
[  126.739778][   T56] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  126.739939][   T56] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  126.740368][   T56] RSP: 0018:ffa00000003cf9e0 EFLAGS: 00010286
[  126.740526][   T56] RAX: 00000000ffffffa6 RBX: ff11000012cbbe00 RCX: 1ff4000000079f02
[  126.740703][   T56] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012cbbebc
[  126.740880][   T56] RBP: ff1100001c449000 R08: 1fe22000025977d9 R09: ff1100000294aea8
[  126.741059][   T56] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  126.741236][   T56] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  126.741426][   T56] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  126.741634][   T56] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  126.741783][   T56] CR2: 000055669eb10d5c CR3: 000000001c87e003 CR4: 0000000000771ef0
[  126.741965][   T56] PKRU: 55555554
[  126.742055][   T56] Call Trace:
[  126.742143][   T56]  <TASK>
[  126.742207][   T56]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  126.742331][   T56]  ? notifier_call_chain (kernel/notifier.c:85)
[  126.742457][   T56]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  126.742548][   T56]  netif_state_change (net/core/dev.c:1605)
[  126.742669][   T56]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[  126.742819][   T56]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[  126.742936][   T56]  __linkwatch_run_queue (net/core/link_watch.c:240)
[  126.743058][   T56]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  126.743182][   T56]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[  126.743298][   T56]  ? __linkwatch_run_queue (net/core/link_watch.c:213)
[  126.743429][   T56]  process_one_work (kernel/workqueue.c:3314)
[  126.743553][   T56]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  126.743673][   T56]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  126.743797][   T56]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  126.743921][   T56]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  126.744039][   T56]  kthread (kernel/kthread.c:436)
[  126.744130][   T56]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  126.744276][   T56]  ? kthread_affine_node (kernel/kthread.c:378)
[  126.744408][   T56]  ret_from_fork (arch/x86/kernel/process.c:158)
[  126.744527][   T56]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  126.744674][   T56]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  126.744793][   T56]  ? kthread_affine_node (kernel/kthread.c:378)
[  126.744911][   T56]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  126.785106][ T3316] ------------[ cut here ]------------
| [  126.785262][ T3316] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3316
| [  126.785545][ T3316] Modules linked in: vxlan
| [  126.785958][ T3316] Tainted: [W]=WARN
[  126.786058][ T3316] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  126.786227][ T3316] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  126.786415][ T3316] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  126.786886][ T3316] RSP: 0018:ffa0000005f56ee0 EFLAGS: 00010286
[  126.787063][ T3316] RAX: 00000000ffffffa6 RBX: ff11000015fb7a80 RCX: 1ff4000000beada2
[  126.787261][ T3316] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000015fb7b3c
[  126.787567][ T3316] RBP: ff1100001c449000 R08: 1fe2200002bf6f69 R09: ff1100001c5a2e58
[  126.787769][ T3316] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  126.787971][ T3316] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  126.788170][ T3316] FS:  00007fb0523b8840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  126.788481][ T3316] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  126.788731][ T3316] CR2: 000000001e7d8988 CR3: 000000001c618006 CR4: 0000000000771ef0
[  126.788932][ T3316] PKRU: 55555554
[  126.789035][ T3316] Call Trace:
[  126.789135][ T3316]  <TASK>
[  126.789204][ T3316]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  126.789415][ T3316]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  126.789551][ T3316]  notifier_call_chain (kernel/notifier.c:85)
[  126.789688][ T3316]  __netdev_upper_dev_link (net/core/dev.c:8931)
[  126.789821][ T3316]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  126.789955][ T3316]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  126.790088][ T3316]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  126.790224][ T3316]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[  126.790432][ T3316]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[  126.790566][ T3316]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[  126.790700][ T3316]  ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:45)
[  126.790833][ T3316]  ? netdev_rx_handler_register (net/core/dev.c:5900)
[  126.790968][ T3316]  br_add_if (net/bridge/br_if.c:619)
[  126.791073][ T3316]  do_set_master (net/core/rtnetlink.c:3011)
[  126.791208][ T3316]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  126.791429][ T3316]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  126.791563][ T3316]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  126.791695][ T3316]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  126.791858][ T3316]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  126.791993][ T3316]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  126.792126][ T3316]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  126.792257][ T3316]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  126.792400][ T3316]  ? __kernel_text_address (kernel/extable.c:79)
[  126.792558][ T3316]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  126.792692][ T3316]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  126.792824][ T3316]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  126.792959][ T3316]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  126.793091][ T3316]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  126.793222][ T3316]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  126.793362][ T3316]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  126.793498][ T3316]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  126.793634][ T3316]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  126.793770][ T3316]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  126.793903][ T3316]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  126.794040][ T3316]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  126.794172][ T3316]  ? nla_get_range_signed (lib/nlattr.c:270)
[  126.794308][ T3316]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  126.794458][ T3316]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  126.794592][ T3316]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  126.794723][ T3316]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  126.794856][ T3316]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  126.794988][ T3316]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  126.795119][ T3316]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  126.795252][ T3316]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  126.795394][ T3316]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  126.795525][ T3316]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  126.795656][ T3316]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  126.795790][ T3316]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  126.795922][ T3316]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  126.796055][ T3316]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  126.796186][ T3316]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  126.796322][ T3316]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  126.796471][ T3316]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  126.796606][ T3316]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  126.796737][ T3316]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  126.796870][ T3316]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  126.797005][ T3316]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  126.797139][ T3316]  ? 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))
[  126.797269][ T3316]  ? 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))
[  126.797411][ T3316]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  126.797545][ T3316]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  126.797677][ T3316]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  126.797812][ T3316]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  126.797949][ T3316]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  126.798082][ T3316]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  126.798216][ T3316]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  126.798355][ T3316]  ? copy_msghdr_from_user (net/socket.c:2635)
[  126.798493][ T3316]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  126.798656][ T3316]  ? move_addr_to_kernel (net/socket.c:258)
[  126.798791][ T3316]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  126.798925][ T3316]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  126.799061][ T3316]  ___sys_sendmsg (net/socket.c:2752)
[  126.799193][ T3316]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  126.799361][ T3316]  ? copy_msghdr_from_user (net/socket.c:2603)
[  126.799510][ T3316]  __sys_sendmsg (net/socket.c:2784)
[  126.799643][ T3316]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  126.799775][ T3316]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  126.799947][ T3316]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  126.800078][ T3316]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  126.800213][ T3316]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  126.800351][ T3316]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  126.800488][ T3316]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  126.800619][ T3316]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  126.800782][ T3316] RIP: 0033:0x7fb0525f208e
[  126.800921][ T3316] 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
[  126.801407][ T3316] RSP: 002b:00007ffecd2b1020 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  126.801615][ T3316] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb0525f208e
[  126.801813][ T3316] RDX: 0000000000000000 RSI: 00007ffecd2b10d0 RDI: 0000000000000005
[  126.802014][ T3316] RBP: 00007ffecd2b1030 R08: 0000000000000000 R09: 0000000000000000
[  126.802213][ T3316] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f7
[  126.802422][ T3316] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffecd2b17a0
| [  126.804271][ T3316] ------------[ cut here ]------------
| [  126.804503][ T3316] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3316
| [  126.804798][ T3316] Modules linked in: vxlan
| [  126.805226][ T3316] Tainted: [W]=WARN
[  126.805438][ T3316] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  126.805613][ T3316] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  126.805792][ T3316] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  126.806398][ T3316] RSP: 0018:ffa0000005f56ea0 EFLAGS: 00010286
[  126.806575][ T3316] RAX: 00000000ffffffa6 RBX: ff11000015fb6740 RCX: 1ff4000000bead9a
[  126.806780][ T3316] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000015fb67fc
[  126.806989][ T3316] RBP: ff1100001c449000 R08: 1fe2200002bf6d01 R09: ff1100001c5a2e58
[  126.807194][ T3316] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000100
[  126.807473][ T3316] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001a9ca808
[  126.807680][ T3316] FS:  00007fb0523b8840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  126.807924][ T3316] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  126.808099][ T3316] CR2: 000000001e7d8988 CR3: 000000001c618006 CR4: 0000000000771ef0
[  126.808307][ T3316] PKRU: 55555554
[  126.808490][ T3316] Call Trace:
[  126.808593][ T3316]  <TASK>
[  126.808665][ T3316]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[  126.808809][ T3316]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  126.808955][ T3316]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  126.809061][ T3316]  __dev_notify_flags (net/core/dev.c:9787)
[  126.809200][ T3316]  ? netdev_notice (net/core/dev.c:13008)
[  126.809421][ T3316]  ? netif_change_name (net/core/dev.c:1495)
[  126.809560][ T3316]  ? dev_get_min_mp_channel_count (./include/net/netdev_lock.h:30 (discriminator 1))
[  126.809733][ T3316]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  126.809872][ T3316]  __dev_set_promiscuity (net/core/dev.c:9630)
[  126.810017][ T3316]  netif_set_promiscuity (net/core/dev.c:9639)
[  126.810156][ T3316]  dev_set_promiscuity (net/core/dev_api.c:288)
[  126.810294][ T3316]  br_port_set_promisc (net/bridge/br_if.c:108)
[  126.810465][ T3316]  br_manage_promisc (net/bridge/br_if.c:174)
[  126.810601][ T3316]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[  126.810740][ T3316]  br_add_if (net/bridge/br_if.c:242 net/bridge/br_if.c:627)
[  126.810848][ T3316]  do_set_master (net/core/rtnetlink.c:3011)
[  126.810988][ T3316]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  126.811128][ T3316]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  126.811268][ T3316]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  126.811419][ T3316]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  126.811594][ T3316]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  126.811731][ T3316]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  126.811867][ T3316]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  126.812008][ T3316]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  126.812146][ T3316]  ? __kernel_text_address (kernel/extable.c:79)
[  126.812283][ T3316]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  126.812440][ T3316]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  126.812577][ T3316]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  126.812715][ T3316]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  126.812855][ T3316]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  126.812998][ T3316]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  126.813135][ T3316]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  126.813274][ T3316]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  126.813430][ T3316]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  126.813568][ T3316]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  126.813705][ T3316]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  126.813844][ T3316]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  126.813986][ T3316]  ? nla_get_range_signed (lib/nlattr.c:270)
[  126.814129][ T3316]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  126.814271][ T3316]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  126.814425][ T3316]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  126.814562][ T3316]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  126.814699][ T3316]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  126.814834][ T3316]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  126.814974][ T3316]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  126.815116][ T3316]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  126.815252][ T3316]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  126.815404][ T3316]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  126.815558][ T3316]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  126.815698][ T3316]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  126.815838][ T3316]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  126.815979][ T3316]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  126.816117][ T3316]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  126.816255][ T3316]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  126.816404][ T3316]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  126.816542][ T3316]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  126.816681][ T3316]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  126.816819][ T3316]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  126.816959][ T3316]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  126.817101][ T3316]  ? 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))
[  126.817239][ T3316]  ? 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))
[  126.817387][ T3316]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  126.817533][ T3316]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  126.817672][ T3316]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  126.817812][ T3316]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  126.817955][ T3316]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  126.818095][ T3316]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  126.818235][ T3316]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  126.818382][ T3316]  ? copy_msghdr_from_user (net/socket.c:2635)
[  126.818526][ T3316]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  126.818697][ T3316]  ? move_addr_to_kernel (net/socket.c:258)
[  126.818836][ T3316]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  126.818977][ T3316]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  126.819116][ T3316]  ___sys_sendmsg (net/socket.c:2752)
[  126.819254][ T3316]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  126.819440][ T3316]  ? copy_msghdr_from_user (net/socket.c:2603)
[  126.819591][ T3316]  __sys_sendmsg (net/socket.c:2784)
[  126.819729][ T3316]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  126.819866][ T3316]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  126.820044][ T3316]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  126.820183][ T3316]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  126.820327][ T3316]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  126.820474][ T3316]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  126.820612][ T3316]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  126.820749][ T3316]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  126.820920][ T3316] RIP: 0033:0x7fb0525f208e
[  126.821066][ T3316] 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
[  126.821574][ T3316] RSP: 002b:00007ffecd2b1020 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  126.821784][ T3316] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb0525f208e
[  126.821991][ T3316] RDX: 0000000000000000 RSI: 00007ffecd2b10d0 RDI: 0000000000000005
[  126.822197][ T3316] RBP: 00007ffecd2b1030 R08: 0000000000000000 R09: 0000000000000000
[  126.822416][ T3316] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f7
[  126.822624][ T3316] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffecd2b17a0
| [  126.824961][ T3316] ------------[ cut here ]------------
| [  126.825091][ T3316] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3316
| [  126.826248][ T3316] Modules linked in: vxlan
| [  126.826757][ T3316] Tainted: [W]=WARN
[  126.826857][ T3316] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  126.827024][ T3316] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  126.827197][ T3316] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  126.827757][ T3316] RSP: 0018:ffa0000005f57000 EFLAGS: 00010286
[  126.827923][ T3316] RAX: 00000000ffffffa6 RBX: ff11000015fb71c0 RCX: 1ff4000000beadc6
[  126.828122][ T3316] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000015fb727c
[  126.828407][ T3316] RBP: ff1100001c29a000 R08: 1fe2200002bf6e51 R09: ff1100001c5a2e58
[  126.828608][ T3316] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  126.828804][ T3316] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  126.829006][ T3316] FS:  00007fb0523b8840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  126.829237][ T3316] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  126.829485][ T3316] CR2: 000055dc9aac1be8 CR3: 000000001c618005 CR4: 0000000000771ef0
[  126.829691][ T3316] PKRU: 55555554
[  126.829790][ T3316] Call Trace:
[  126.829889][ T3316]  <TASK>
[  126.829958][ T3316]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  126.830090][ T3316]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  126.830221][ T3316]  notifier_call_chain (kernel/notifier.c:85)
[  126.830362][ T3316]  call_netdevice_notifiers (net/core/dev.c:2287 net/core/dev.c:2301)
[  126.830501][ T3316]  ? __dev_open (./include/net/netdev_lock.h:33)
[  126.830636][ T3316]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[  126.830770][ T3316]  br_add_if (net/bridge/br_if.c:679)
[  126.830873][ T3316]  do_set_master (net/core/rtnetlink.c:3011)
[  126.831007][ T3316]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  126.831138][ T3316]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  126.831273][ T3316]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  126.831428][ T3316]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  126.831595][ T3316]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  126.831728][ T3316]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  126.831859][ T3316]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  126.831992][ T3316]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  126.832125][ T3316]  ? __kernel_text_address (kernel/extable.c:79)
[  126.832255][ T3316]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  126.832402][ T3316]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  126.832538][ T3316]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  126.832669][ T3316]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  126.832802][ T3316]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  126.832935][ T3316]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  126.833069][ T3316]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  126.833201][ T3316]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  126.833340][ T3316]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  126.833485][ T3316]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  126.833618][ T3316]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  126.833754][ T3316]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  126.833886][ T3316]  ? nla_get_range_signed (lib/nlattr.c:270)
[  126.834022][ T3316]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  126.834157][ T3316]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  126.834290][ T3316]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  126.834434][ T3316]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  126.834568][ T3316]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  126.834698][ T3316]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  126.834828][ T3316]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  126.834963][ T3316]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  126.835093][ T3316]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  126.835225][ T3316]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  126.835363][ T3316]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  126.835502][ T3316]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  126.835635][ T3316]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  126.835766][ T3316]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  126.835897][ T3316]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  126.836031][ T3316]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  126.836163][ T3316]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  126.836293][ T3316]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  126.836440][ T3316]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  126.836576][ T3316]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  126.836706][ T3316]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  126.836840][ T3316]  ? 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))
[  126.836972][ T3316]  ? 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))
[  126.837104][ T3316]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  126.837237][ T3316]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  126.837381][ T3316]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  126.837524][ T3316]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  126.837656][ T3316]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  126.837797][ T3316]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  126.837929][ T3316]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  126.838063][ T3316]  ? copy_msghdr_from_user (net/socket.c:2635)
[  126.838195][ T3316]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  126.838368][ T3316]  ? move_addr_to_kernel (net/socket.c:258)
[  126.838508][ T3316]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  126.838641][ T3316]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  126.838772][ T3316]  ___sys_sendmsg (net/socket.c:2752)
[  126.838904][ T3316]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  126.839071][ T3316]  ? copy_msghdr_from_user (net/socket.c:2603)
[  126.839213][ T3316]  __sys_sendmsg (net/socket.c:2784)
[  126.839351][ T3316]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  126.839489][ T3316]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  126.839657][ T3316]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  126.839788][ T3316]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  126.839919][ T3316]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  126.840051][ T3316]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  126.840183][ T3316]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  126.840320][ T3316]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  126.840494][ T3316] RIP: 0033:0x7fb0525f208e
[  126.840633][ T3316] 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
[  126.841105][ T3316] RSP: 002b:00007ffecd2b1020 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  126.841305][ T3316] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb0525f208e
[  126.841517][ T3316] RDX: 0000000000000000 RSI: 00007ffecd2b10d0 RDI: 0000000000000005
[  126.841713][ T3316] RBP: 00007ffecd2b1030 R08: 0000000000000000 R09: 0000000000000000
[  126.841910][ T3316] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f7
[  126.842109][ T3316] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffecd2b17a0
| [  126.847064][ T3316] ------------[ cut here ]------------
| [  126.847247][ T3316] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3316
| [  126.847595][ T3316] Modules linked in: vxlan
| [  126.848104][ T3316] Tainted: [W]=WARN
[  126.848252][ T3316] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  126.848491][ T3316] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  126.848711][ T3316] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  126.849228][ T3316] RSP: 0018:ffa0000005f56f78 EFLAGS: 00010286
[  126.849467][ T3316] RAX: 00000000ffffffa6 RBX: ff11000011e3cc80 RCX: 1ff4000000beadb5
[  126.849712][ T3316] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e3cd3c
[  126.849955][ T3316] RBP: ff1100001c29a000 R08: 1fe22000023c79a9 R09: ff1100001c5a2e58
[  126.850201][ T3316] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  126.850465][ T3316] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000002
[  126.850711][ T3316] FS:  00007fb0523b8840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  126.850993][ T3316] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  126.851204][ T3316] CR2: 00007fb0527adc70 CR3: 000000001c618001 CR4: 0000000000771ef0
[  126.851475][ T3316] PKRU: 55555554
[  126.851623][ T3316] Call Trace:
[  126.851768][ T3316]  <TASK>
[  126.851884][ T3316]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  126.852069][ T3316]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  126.852251][ T3316]  notifier_call_chain (kernel/notifier.c:85)
[  126.852462][ T3316]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[  126.852681][ T3316]  ? netdev_change_features (net/core/dev.c:11117)
[  126.852865][ T3316]  ? br_opt_toggle (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:767 net/bridge/br.c:391)
[  126.853055][ T3316]  br_add_if (net/bridge/br_if.c:683)
[  126.853208][ T3316]  do_set_master (net/core/rtnetlink.c:3011)
[  126.853410][ T3316]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  126.853595][ T3316]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  126.853777][ T3316]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  126.853959][ T3316]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  126.854171][ T3316]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  126.854368][ T3316]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  126.854560][ T3316]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  126.854739][ T3316]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  126.854917][ T3316]  ? __kernel_text_address (kernel/extable.c:79)
[  126.855100][ T3316]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  126.855282][ T3316]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  126.855481][ T3316]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  126.855666][ T3316]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  126.855845][ T3316]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  126.856027][ T3316]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  126.856207][ T3316]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  126.856407][ T3316]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  126.856590][ T3316]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  126.856778][ T3316]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  126.856972][ T3316]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  126.857157][ T3316]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  126.857353][ T3316]  ? nla_get_range_signed (lib/nlattr.c:270)
[  126.857542][ T3316]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  126.857725][ T3316]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  126.857908][ T3316]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  126.858091][ T3316]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  126.858272][ T3316]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  126.858474][ T3316]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  126.858657][ T3316]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  126.858838][ T3316]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  126.859025][ T3316]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  126.859205][ T3316]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  126.859407][ T3316]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  126.859593][ T3316]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  126.859772][ T3316]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  126.859955][ T3316]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  126.860137][ T3316]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  126.860331][ T3316]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  126.860521][ T3316]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  126.860701][ T3316]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  126.860882][ T3316]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  126.861066][ T3316]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  126.861246][ T3316]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  126.861449][ T3316]  ? 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))
[  126.861627][ T3316]  ? 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))
[  126.861811][ T3316]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  126.861995][ T3316]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  126.862175][ T3316]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  126.862367][ T3316]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  126.862557][ T3316]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  126.862736][ T3316]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  126.862914][ T3316]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  126.863099][ T3316]  ? copy_msghdr_from_user (net/socket.c:2635)
[  126.863277][ T3316]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  126.863502][ T3316]  ? move_addr_to_kernel (net/socket.c:258)
[  126.863680][ T3316]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  126.863857][ T3316]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  126.864043][ T3316]  ___sys_sendmsg (net/socket.c:2752)
[  126.864220][ T3316]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  126.864450][ T3316]  ? copy_msghdr_from_user (net/socket.c:2603)
[  126.864638][ T3316]  __sys_sendmsg (net/socket.c:2784)
[  126.864819][ T3316]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  126.865001][ T3316]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  126.865214][ T3316]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  126.865408][ T3316]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  126.865587][ T3316]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  126.865765][ T3316]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  126.865942][ T3316]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  126.866125][ T3316]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  126.866346][ T3316] RIP: 0033:0x7fb0525f208e
[  126.866536][ T3316] 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
[  126.867047][ T3316] RSP: 002b:00007ffecd2b1020 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  126.867289][ T3316] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb0525f208e
[  126.867547][ T3316] RDX: 0000000000000000 RSI: 00007ffecd2b10d0 RDI: 0000000000000005
[  126.867785][ T3316] RBP: 00007ffecd2b1030 R08: 0000000000000000 R09: 0000000000000000
[  126.868034][ T3316] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f7
[  126.868271][ T3316] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffecd2b17a0
| [  127.102049][ T3339] ------------[ cut here ]------------
| [  127.102214][ T3339] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3339
| [  127.102502][ T3339] Modules linked in: vxlan
| [  127.102913][ T3339] Tainted: [W]=WARN
[  127.103020][ T3339] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  127.103188][ T3339] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  127.103368][ T3339] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  127.103854][ T3339] RSP: 0018:ffa0000006107090 EFLAGS: 00010286
[  127.104028][ T3339] RAX: 00000000ffffffa6 RBX: ff1100001ad5ae40 RCX: 1ff4000000c20dd8
[  127.104229][ T3339] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001ad5aefc
[  127.104437][ T3339] RBP: ff1100001c2e1000 R08: 1fe22000035ab5e1 R09: ff11000015e85180
[  127.104640][ T3339] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  127.104835][ T3339] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  127.105037][ T3339] FS:  00007ff7cfa08840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  127.105271][ T3339] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  127.105451][ T3339] CR2: 00007ff7cfd7d040 CR3: 000000001951b006 CR4: 0000000000771ef0
[  127.105650][ T3339] PKRU: 55555554
[  127.105750][ T3339] Call Trace:
[  127.105849][ T3339]  <TASK>
[  127.105918][ T3339]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  127.106056][ T3339]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  127.106192][ T3339]  notifier_call_chain (kernel/notifier.c:85)
[  127.106332][ T3339]  __netdev_upper_dev_link (net/core/dev.c:8931)
[  127.106468][ T3339]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  127.106603][ T3339]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[  127.106737][ T3339]  netdev_upper_dev_link (net/core/dev.c:8972)
[  127.106869][ T3339]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[  127.107009][ T3339]  register_vlan_dev (net/8021q/vlan.c:183)
[  127.107144][ T3339]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  127.107278][ T3339]  vlan_newlink (net/8021q/vlan_netlink.c:194)
[  127.107484][ T3339]  ? nla_strscpy (lib/nlattr.c:795)
[  127.107619][ T3339]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[  127.107753][ T3339]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  127.107885][ T3339]  ? __dev_get_by_name (net/core/dev.c:883)
[  127.108019][ T3339]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  127.108155][ T3339]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  127.108293][ T3339]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  127.108490][ T3339]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  127.108623][ T3339]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  127.108752][ T3339]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  127.108882][ T3339]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  127.109016][ T3339]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  127.109154][ T3339]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  127.109287][ T3339]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  127.109482][ T3339]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  127.109695][ T3339]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  127.109828][ T3339]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  127.109961][ T3339]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  127.110095][ T3339]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  127.110226][ T3339]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  127.110511][ T3339]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  127.110644][ T3339]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  127.110783][ T3339]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  127.110919][ T3339]  ? 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))
[  127.111051][ T3339]  ? 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))
[  127.111187][ T3339]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  127.111394][ T3339]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  127.111528][ T3339]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  127.111660][ T3339]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  127.111793][ T3339]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  127.111927][ T3339]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  127.112067][ T3339]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  127.112201][ T3339]  ? copy_msghdr_from_user (net/socket.c:2635)
[  127.112431][ T3339]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  127.112596][ T3339]  ? move_addr_to_kernel (net/socket.c:258)
[  127.112732][ T3339]  ___sys_sendmsg (net/socket.c:2752)
[  127.112863][ T3339]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  127.112998][ T3339]  ? copy_msghdr_from_user (net/socket.c:2603)
[  127.113140][ T3339]  ? 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))
[  127.113277][ T3339]  __sys_sendmsg (net/socket.c:2784)
[  127.113458][ T3339]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  127.113597][ T3339]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  127.113729][ T3339]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  127.113863][ T3339]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  127.114000][ T3339]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  127.114133][ T3339]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  127.114264][ T3339]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  127.114438][ T3339] RIP: 0033:0x7ff7cfc4208e
[  127.114579][ T3339] 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
[  127.115052][ T3339] RSP: 002b:00007fff4ad8fba0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  127.115254][ T3339] RAX: ffffffffffffffda RBX: 00007fff4ad90360 RCX: 00007ff7cfc4208e
[  127.115468][ T3339] RDX: 0000000000000000 RSI: 00007fff4ad8fc50 RDI: 0000000000000005
[  127.115665][ T3339] RBP: 00007fff4ad8fbb0 R08: 0000000000000000 R09: 0000000000000000
[  127.115861][ T3339] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f8
[  127.116064][ T3339] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff4ad90320
| [  127.117671][ T3339] ------------[ cut here ]------------
| [  127.117797][ T3339] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3339
| [  127.118052][ T3339] Modules linked in: vxlan
| [  127.118459][ T3339] Tainted: [W]=WARN
[  127.118558][ T3339] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  127.118720][ T3339] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  127.118887][ T3339] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  127.119351][ T3339] RSP: 0018:ffa00000061071b0 EFLAGS: 00010286
[  127.119519][ T3339] RAX: 00000000ffffffa6 RBX: ff1100001af891c0 RCX: 1ff4000000c20dfc
[  127.119716][ T3339] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001af8927c
[  127.119907][ T3339] RBP: ff1100001b3d4000 R08: 1fe22000035f1251 R09: ff11000015e85180
[  127.120102][ T3339] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  127.120295][ T3339] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab76b3a0
[  127.120503][ T3339] FS:  00007ff7cfa08840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  127.120728][ T3339] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  127.120889][ T3339] CR2: 00007ff7cfd7d040 CR3: 000000001951b006 CR4: 0000000000771ef0
[  127.121082][ T3339] PKRU: 55555554
[  127.121179][ T3339] Call Trace:
[  127.121274][ T3339]  <TASK>
[  127.121347][ T3339]  ? register_vlan_dev (net/8021q/vlan.c:188)
[  127.121486][ T3339]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  127.121617][ T3339]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  127.121746][ T3339]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  127.121845][ T3339]  __dev_notify_flags (net/core/dev.c:9787)
[  127.121980][ T3339]  ? netdev_update_features (net/core/dev.c:11098)
[  127.122108][ T3339]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[  127.122271][ T3339]  ? netif_change_name (net/core/dev.c:1495)
[  127.122412][ T3339]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  127.122542][ T3339]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[  127.122674][ T3339]  ? register_vlan_dev (net/8021q/vlan.c:196)
[  127.122804][ T3339]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  127.122934][ T3339]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[  127.123068][ T3339]  ? nla_strscpy (lib/nlattr.c:795)
[  127.123201][ T3339]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[  127.123335][ T3339]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  127.123471][ T3339]  ? __dev_get_by_name (net/core/dev.c:883)
[  127.123602][ T3339]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  127.123738][ T3339]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  127.123872][ T3339]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  127.124007][ T3339]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  127.124135][ T3339]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  127.124265][ T3339]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  127.124413][ T3339]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  127.124543][ T3339]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  127.124677][ T3339]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  127.124808][ T3339]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  127.124941][ T3339]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  127.125073][ T3339]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  127.125203][ T3339]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  127.125341][ T3339]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  127.125479][ T3339]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  127.125609][ T3339]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  127.125738][ T3339]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  127.125868][ T3339]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  127.126002][ T3339]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  127.126135][ T3339]  ? 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))
[  127.126263][ T3339]  ? 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))
[  127.126400][ T3339]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  127.126530][ T3339]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  127.126661][ T3339]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  127.126794][ T3339]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  127.126925][ T3339]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  127.127059][ T3339]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  127.127190][ T3339]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  127.127325][ T3339]  ? copy_msghdr_from_user (net/socket.c:2635)
[  127.127459][ T3339]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  127.127620][ T3339]  ? move_addr_to_kernel (net/socket.c:258)
[  127.127755][ T3339]  ___sys_sendmsg (net/socket.c:2752)
[  127.127883][ T3339]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  127.128017][ T3339]  ? copy_msghdr_from_user (net/socket.c:2603)
[  127.128156][ T3339]  ? 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))
[  127.128291][ T3339]  __sys_sendmsg (net/socket.c:2784)
[  127.128433][ T3339]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  127.128568][ T3339]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  127.128699][ T3339]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  127.128831][ T3339]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  127.128965][ T3339]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  127.129097][ T3339]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  127.129228][ T3339]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  127.129401][ T3339] RIP: 0033:0x7ff7cfc4208e
[  127.129538][ T3339] 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
[  127.130002][ T3339] RSP: 002b:00007fff4ad8fba0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  127.130200][ T3339] RAX: ffffffffffffffda RBX: 00007fff4ad90360 RCX: 00007ff7cfc4208e
[  127.130413][ T3339] RDX: 0000000000000000 RSI: 00007fff4ad8fc50 RDI: 0000000000000005
[  127.130610][ T3339] RBP: 00007fff4ad8fbb0 R08: 0000000000000000 R09: 0000000000000000
[  127.130814][ T3339] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f8
[  127.131012][ T3339] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff4ad90320
| [  127.236899][ T3341] ------------[ cut here ]------------
| [  127.237195][ T3341] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3341
| [  127.237709][ T3341] Modules linked in: vxlan
| [  127.238499][ T3341] Tainted: [W]=WARN
[  127.238715][ T3341] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  127.239047][ T3341] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  127.239406][ T3341] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  127.240219][ T3341] RSP: 0018:ffa0000006177020 EFLAGS: 00010286
[  127.240566][ T3341] RAX: 00000000ffffffa6 RBX: ff11000002786200 RCX: 1ff4000000c2edca
[  127.240934][ T3341] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000027862bc
[  127.241291][ T3341] RBP: ff1100001b3d4000 R08: 1fe22000004f0c59 R09: ff11000016a52e58
[  127.241685][ T3341] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[  127.242057][ T3341] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  127.242454][ T3341] FS:  00007f1036a66840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  127.242891][ T3341] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  127.243211][ T3341] CR2: 0000000037e7f988 CR3: 000000001b0c3001 CR4: 0000000000771ef0
[  127.243721][ T3341] PKRU: 55555554
[  127.244050][ T3341] Call Trace:
[  127.244396][ T3341]  <TASK>
[  127.244560][ T3341]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[  127.244830][ T3341]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  127.245102][ T3341]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  127.245336][ T3341]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  127.245609][ T3341]  __dev_notify_flags (net/core/dev.c:9787)
[  127.245882][ T3341]  ? netif_change_name (net/core/dev.c:1495)
[  127.246133][ T3341]  ? __dev_change_flags (net/core/dev.c:9752)
[  127.246427][ T3341]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[  127.246700][ T3341]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  127.246973][ T3341]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  127.247244][ T3341]  netif_change_flags (net/core/dev.c:9820)
[  127.247541][ T3341]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  127.247812][ T3341]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[  127.248083][ T3341]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  127.248367][ T3341]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  127.248699][ T3341]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  127.248966][ T3341]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  127.249232][ T3341]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  127.249526][ T3341]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  127.249795][ T3341]  ? __kernel_text_address (kernel/extable.c:79)
[  127.250062][ T3341]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  127.250351][ T3341]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  127.250624][ T3341]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  127.250887][ T3341]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  127.251112][ T3341]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  127.251371][ T3341]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  127.251649][ T3341]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  127.251916][ T3341]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  127.252181][ T3341]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  127.252481][ T3341]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  127.252757][ T3341]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  127.253029][ T3341]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  127.253301][ T3341]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  127.253602][ T3341]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  127.253877][ T3341]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  127.254140][ T3341]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  127.254433][ T3341]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  127.254701][ T3341]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  127.254968][ T3341]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  127.255243][ T3341]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  127.255529][ T3341]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  127.255798][ T3341]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  127.256066][ T3341]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  127.256353][ T3341]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  127.256630][ T3341]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  127.256899][ T3341]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  127.257162][ T3341]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  127.257456][ T3341]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  127.257729][ T3341]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  127.257999][ T3341]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  127.258271][ T3341]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  127.258562][ T3341]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  127.258832][ T3341]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  127.259099][ T3341]  ? 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))
[  127.259377][ T3341]  ? 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))
[  127.259658][ T3341]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  127.259923][ T3341]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  127.260189][ T3341]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  127.260481][ T3341]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  127.260745][ T3341]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  127.261007][ T3341]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  127.261265][ T3341]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  127.261562][ T3341]  ? copy_msghdr_from_user (net/socket.c:2635)
[  127.261830][ T3341]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  127.262153][ T3341]  ? move_addr_to_kernel (net/socket.c:258)
[  127.262446][ T3341]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  127.262714][ T3341]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  127.262984][ T3341]  ___sys_sendmsg (net/socket.c:2752)
[  127.263246][ T3341]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  127.263589][ T3341]  ? copy_msghdr_from_user (net/socket.c:2603)
[  127.263880][ T3341]  __sys_sendmsg (net/socket.c:2784)
[  127.264149][ T3341]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  127.264436][ T3341]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  127.264761][ T3341]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  127.265027][ T3341]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  127.265292][ T3341]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  127.265586][ T3341]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  127.265853][ T3341]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  127.266118][ T3341]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  127.266460][ T3341] RIP: 0033:0x7f1036ca008e
[  127.266739][ T3341] 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
[  127.267564][ T3341] RSP: 002b:00007ffe184186d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  127.267943][ T3341] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f1036ca008e
[  127.268310][ T3341] RDX: 0000000000000000 RSI: 00007ffe18418780 RDI: 0000000000000005
[  127.268708][ T3341] RBP: 00007ffe184186e0 R08: 0000000000000000 R09: 0000000000000000
[  127.269077][ T3341] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f8
[  127.269487][ T3341] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe18418e50
| [  127.309874][ T3342] ------------[ cut here ]------------
| [  127.310039][ T3342] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3342
| [  127.310686][ T3342] Modules linked in: vxlan
| [  127.311122][ T3342] Tainted: [W]=WARN
[  127.311227][ T3342] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  127.311409][ T3342] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  127.311593][ T3342] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  127.312087][ T3342] RSP: 0018:ffa0000006176f70 EFLAGS: 00010286
[  127.312261][ T3342] RAX: 00000000ffffffa6 RBX: ff110000135963c0 RCX: 1ff4000000c2edb4
[  127.312475][ T3342] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001359647c
[  127.312679][ T3342] RBP: ff1100001b01c000 R08: 1fe22000026b2c91 R09: ff1100001ac9d180
[  127.312890][ T3342] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  127.313101][ T3342] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  127.313311][ T3342] FS:  00007fcedf6b4840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  127.313566][ T3342] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  127.313739][ T3342] CR2: 000000000a9a0a28 CR3: 0000000015fe3002 CR4: 0000000000771ef0
[  127.313953][ T3342] PKRU: 55555554
[  127.314057][ T3342] Call Trace:
[  127.314161][ T3342]  <TASK>
[  127.314233][ T3342]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  127.314381][ T3342]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  127.314526][ T3342]  notifier_call_chain (kernel/notifier.c:85)
[  127.314665][ T3342]  __netdev_upper_dev_link (net/core/dev.c:8931)
[  127.314805][ T3342]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  127.314952][ T3342]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[  127.315093][ T3342]  netdev_upper_dev_link (net/core/dev.c:8972)
[  127.315230][ T3342]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[  127.315377][ T3342] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[  127.315529][ T3342]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[  127.315674][ T3342] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[  127.315817][ T3342]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[  127.315962][ T3342]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[  127.316099][ T3342]  ? nla_strscpy (lib/nlattr.c:795)
[  127.316239][ T3342]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[  127.316391][ T3342]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  127.316530][ T3342]  ? __dev_get_by_name (net/core/dev.c:883)
[  127.316668][ T3342]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  127.316815][ T3342]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  127.316959][ T3342]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  127.317098][ T3342]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  127.317234][ T3342]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  127.317377][ T3342]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  127.317520][ T3342]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  127.317657][ T3342]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  127.317798][ T3342]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  127.317941][ T3342]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  127.318083][ T3342]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  127.318221][ T3342]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  127.318363][ T3342]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  127.318504][ T3342]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  127.318643][ T3342]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  127.318780][ T3342]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  127.318918][ T3342]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  127.319059][ T3342]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  127.319201][ T3342]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  127.319346][ T3342]  ? 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))
[  127.319488][ T3342]  ? 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))
[  127.319626][ T3342]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  127.319765][ T3342]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  127.319903][ T3342]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  127.320045][ T3342]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  127.320183][ T3342]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  127.320328][ T3342]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  127.320469][ T3342]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  127.320606][ T3342]  ? copy_msghdr_from_user (net/socket.c:2635)
[  127.320742][ T3342]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  127.320917][ T3342]  ? move_addr_to_kernel (net/socket.c:258)
[  127.321059][ T3342]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  127.321197][ T3342]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  127.321340][ T3342]  ___sys_sendmsg (net/socket.c:2752)
[  127.321482][ T3342]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  127.321655][ T3342]  ? copy_msghdr_from_user (net/socket.c:2603)
[  127.321805][ T3342]  __sys_sendmsg (net/socket.c:2784)
[  127.321950][ T3342]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  127.322087][ T3342]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  127.322263][ T3342]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  127.322408][ T3342]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  127.322547][ T3342]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  127.322685][ T3342]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  127.322824][ T3342]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  127.322965][ T3342]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  127.323139][ T3342] RIP: 0033:0x7fcedf8ee08e
[  127.323287][ T3342] 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
[  127.323787][ T3342] RSP: 002b:00007ffcab623fa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  127.323999][ T3342] RAX: ffffffffffffffda RBX: 00007ffcab624748 RCX: 00007fcedf8ee08e
[  127.324209][ T3342] RDX: 0000000000000000 RSI: 00007ffcab624050 RDI: 0000000000000005
[  127.324426][ T3342] RBP: 00007ffcab623fb0 R08: 0000000000000000 R09: 0000000000000000
[  127.324631][ T3342] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f8
[  127.324835][ T3342] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcab624720
| [  127.326470][ T3342] ------------[ cut here ]------------
| [  127.326606][ T3342] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3342
| [  127.326881][ T3342] Modules linked in: vxlan
| [  127.327307][ T3342] Tainted: [W]=WARN
[  127.327425][ T3342] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  127.327600][ T3342] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  127.327781][ T3342] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  127.328284][ T3342] RSP: 0018:ffa0000006176fd0 EFLAGS: 00010286
[  127.328472][ T3342] RAX: 00000000ffffffa6 RBX: ff11000013597700 RCX: 1ff4000000c2edc0
[  127.328680][ T3342] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000135977bc
[  127.328894][ T3342] RBP: ff1100001c72a000 R08: 1fe22000026b2ef9 R09: ff1100001ac9d180
[  127.329106][ T3342] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  127.329319][ T3342] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001c72ae44
[  127.329534][ T3342] FS:  00007fcedf6b4840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  127.329780][ T3342] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  127.329956][ T3342] CR2: 000000000a9a0a28 CR3: 0000000015fe3002 CR4: 0000000000771ef0
[  127.330166][ T3342] PKRU: 55555554
[  127.330269][ T3342] Call Trace:
[  127.330379][ T3342]  <TASK>
[  127.330457][ T3342]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  127.330598][ T3342]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  127.330707][ T3342]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  127.330847][ T3342]  __dev_notify_flags (net/core/dev.c:9787)
[  127.330993][ T3342]  ? netif_change_name (net/core/dev.c:1495)
[  127.331135][ T3342]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[  127.331278][ T3342]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[  127.331430][ T3342]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[  127.331572][ T3342] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[  127.331717][ T3342]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[  127.331860][ T3342] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[  127.332006][ T3342]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[  127.332151][ T3342]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[  127.332291][ T3342]  ? nla_strscpy (lib/nlattr.c:795)
[  127.332441][ T3342]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[  127.332582][ T3342]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  127.332725][ T3342]  ? __dev_get_by_name (net/core/dev.c:883)
[  127.332864][ T3342]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  127.333014][ T3342]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  127.333158][ T3342]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  127.333300][ T3342]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  127.333451][ T3342]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  127.333592][ T3342]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  127.333733][ T3342]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  127.333875][ T3342]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  127.334022][ T3342]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  127.334163][ T3342]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  127.334303][ T3342]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  127.334455][ T3342]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  127.334592][ T3342]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  127.334730][ T3342]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  127.334874][ T3342]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  127.335016][ T3342]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  127.335155][ T3342]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  127.335293][ T3342]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  127.335443][ T3342]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  127.335590][ T3342]  ? 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))
[  127.335732][ T3342]  ? 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))
[  127.335872][ T3342]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  127.336017][ T3342]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  127.336157][ T3342]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  127.336299][ T3342]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  127.336452][ T3342]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  127.336592][ T3342]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  127.336733][ T3342]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  127.336873][ T3342]  ? copy_msghdr_from_user (net/socket.c:2635)
[  127.337017][ T3342]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  127.337190][ T3342]  ? move_addr_to_kernel (net/socket.c:258)
[  127.337334][ T3342]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  127.337480][ T3342]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  127.337620][ T3342]  ___sys_sendmsg (net/socket.c:2752)
[  127.337758][ T3342]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  127.337929][ T3342]  ? copy_msghdr_from_user (net/socket.c:2603)
[  127.338084][ T3342]  __sys_sendmsg (net/socket.c:2784)
[  127.338223][ T3342]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  127.338364][ T3342]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  127.338541][ T3342]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  127.338681][ T3342]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  127.338821][ T3342]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  127.338961][ T3342]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  127.339099][ T3342]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  127.339242][ T3342]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  127.339426][ T3342] RIP: 0033:0x7fcedf8ee08e
[  127.339570][ T3342] 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
[  127.340060][ T3342] RSP: 002b:00007ffcab623fa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  127.340268][ T3342] RAX: ffffffffffffffda RBX: 00007ffcab624748 RCX: 00007fcedf8ee08e
[  127.340488][ T3342] RDX: 0000000000000000 RSI: 00007ffcab624050 RDI: 0000000000000005
[  127.340695][ T3342] RBP: 00007ffcab623fb0 R08: 0000000000000000 R09: 0000000000000000
[  127.340902][ T3342] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f8
[  127.341115][ T3342] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcab624720
| [  127.370995][ T3343] ------------[ cut here ]------------
| [  127.371142][ T3343] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3343
| [  127.371415][ T3343] Modules linked in: vxlan
| [  127.371802][ T3343] Tainted: [W]=WARN
[  127.371900][ T3343] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  127.372061][ T3343] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  127.372229][ T3343] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  127.372688][ T3343] RSP: 0018:ffa0000006187150 EFLAGS: 00010286
[  127.372846][ T3343] RAX: 00000000ffffffa6 RBX: ff11000011e3c200 RCX: 1ff4000000c30df0
[  127.373038][ T3343] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e3c2bc
[  127.373228][ T3343] RBP: ff1100001c29a000 R08: 1fe22000023c7859 R09: ff1100001ac98b58
[  127.373444][ T3343] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  127.373636][ T3343] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000502adc0
[  127.373825][ T3343] FS:  00007f2cb1db3840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  127.374052][ T3343] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  127.374211][ T3343] CR2: 00000000004ec920 CR3: 000000001be38005 CR4: 0000000000771ef0
[  127.374414][ T3343] PKRU: 55555554
[  127.374509][ T3343] Call Trace:
[  127.374604][ T3343]  <TASK>
[  127.374675][ T3343]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  127.374809][ T3343]  ? notifier_call_chain (kernel/notifier.c:85)
[  127.374935][ T3343]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  127.375034][ T3343]  netif_state_change (net/core/dev.c:1605)
[  127.375160][ T3343]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[  127.375320][ T3343]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6))
[  127.375488][ T3343]  linkwatch_sync_dev (net/core/link_watch.c:295)
[  127.375612][ T3343]  rtnl_getlink (net/core/rtnetlink.c:4273)
[  127.375739][ T3343]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  127.375863][ T3343]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  127.375990][ T3343]  ? rtnl_dump_ifinfo (./include/net/netlink.h:1236)
[  127.376115][ T3343]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  127.376240][ T3343]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  127.376371][ T3343]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  127.376521][ T3343]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  127.376647][ T3343]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  127.376773][ T3343]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  127.376897][ T3343]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  127.377026][ T3343]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  127.377154][ T3343]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  127.377279][ T3343]  ? rtnl_dump_ifinfo (./include/net/netlink.h:1236)
[  127.377417][ T3343]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  127.377541][ T3343]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  127.377667][ T3343]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  127.377791][ T3343]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  127.377919][ T3343]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  127.378044][ T3343]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  127.378170][ T3343]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  127.378295][ T3343]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  127.378431][ T3343]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  127.378562][ T3343]  ? 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))
[  127.378689][ T3343]  ? 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))
[  127.378816][ T3343]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  127.378946][ T3343]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  127.379071][ T3343]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  127.379197][ T3343]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  127.379327][ T3343]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  127.379465][ T3343]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  127.379598][ T3343]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  127.379724][ T3343]  ? copy_msghdr_from_user (net/socket.c:2635)
[  127.379852][ T3343]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  127.380015][ T3343]  ? move_addr_to_kernel (net/socket.c:258)
[  127.380139][ T3343]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  127.380267][ T3343]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  127.380434][ T3343]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  127.380560][ T3343]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  127.380716][ T3343]  ___sys_sendmsg (net/socket.c:2752)
[  127.380842][ T3343]  ? copy_msghdr_from_user (net/socket.c:2603)
[  127.380971][ T3343]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  127.381108][ T3343]  ? move_addr_to_user (./include/linux/uaccess.h:236 net/socket.c:302)
[  127.381232][ T3343]  ? do_getsockname (net/socket.c:2192)
[  127.381364][ T3343]  __sys_sendmsg (net/socket.c:2784)
[  127.381494][ T3343]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  127.381623][ T3343]  ? __sys_getsockname (net/socket.c:2210)
[  127.381749][ T3343]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  127.381876][ T3343]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  127.382006][ T3343]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  127.382140][ T3343]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  127.382266][ T3343]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  127.382432][ T3343] RIP: 0033:0x7f2cb1fed08e
[  127.382567][ T3343] 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
[  127.383020][ T3343] RSP: 002b:00007ffdbe815d80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  127.383216][ T3343] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2cb1fed08e
[  127.383418][ T3343] RDX: 0000000000000000 RSI: 00007ffdbe815e30 RDI: 0000000000000006
[  127.383605][ T3343] RBP: 00007ffdbe815d90 R08: 0000000000000000 R09: 0000000000000000
[  127.383793][ T3343] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f8
[  127.383986][ T3343] R13: 00007ffdbe815ee0 R14: 00007ffdbe817b28 R15: 00000000fffffff5
| [  127.387764][ T3343] ------------[ cut here ]------------
| [  127.387896][ T3343] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3343
| [  127.388154][ T3343] Modules linked in: vxlan
| [  127.388561][ T3343] Tainted: [W]=WARN
[  127.388661][ T3343] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  127.388823][ T3343] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  127.388993][ T3343] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  127.389473][ T3343] RSP: 0018:ffa0000006186ee0 EFLAGS: 00010286
[  127.389637][ T3343] RAX: 00000000ffffffa6 RBX: ff1100001ad5b380 RCX: 1ff4000000c30da2
[  127.389829][ T3343] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001ad5b43c
[  127.390024][ T3343] RBP: ff1100001c72a000 R08: 1fe22000035ab689 R09: ff1100001ac98b58
[  127.390217][ T3343] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  127.390428][ T3343] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  127.390622][ T3343] FS:  00007f2cb1db3840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  127.390846][ T3343] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  127.391013][ T3343] CR2: 00000000004ed148 CR3: 000000001be38005 CR4: 0000000000771ef0
[  127.391212][ T3343] PKRU: 55555554
[  127.391311][ T3343] Call Trace:
[  127.391483][ T3343]  <TASK>
[  127.391551][ T3343]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  127.391758][ T3343]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  127.391888][ T3343]  notifier_call_chain (kernel/notifier.c:85)
[  127.392021][ T3343]  __netdev_upper_dev_link (net/core/dev.c:8931)
[  127.392157][ T3343]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  127.392287][ T3343]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  127.392576][ T3343]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  127.392711][ T3343]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[  127.392842][ T3343]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[  127.392976][ T3343]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[  127.393107][ T3343]  ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:45)
[  127.393240][ T3343]  ? netdev_rx_handler_register (net/core/dev.c:5900)
[  127.393451][ T3343]  br_add_if (net/bridge/br_if.c:619)
[  127.393555][ T3343]  do_set_master (net/core/rtnetlink.c:3011)
[  127.393684][ T3343]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  127.393815][ T3343]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  127.393954][ T3343]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  127.394091][ T3343]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  127.394253][ T3343]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  127.394448][ T3343]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  127.394578][ T3343]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  127.394706][ T3343]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  127.394838][ T3343]  ? __kernel_text_address (kernel/extable.c:79)
[  127.394972][ T3343]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  127.395104][ T3343]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  127.395234][ T3343]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  127.395430][ T3343]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  127.395561][ T3343]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  127.395691][ T3343]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  127.395820][ T3343]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  127.395953][ T3343]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  127.396085][ T3343]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  127.396217][ T3343]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  127.396409][ T3343]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  127.396543][ T3343]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  127.396674][ T3343]  ? nla_get_range_signed (lib/nlattr.c:270)
[  127.396805][ T3343]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  127.396941][ T3343]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  127.397073][ T3343]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  127.397202][ T3343]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  127.397393][ T3343]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  127.397525][ T3343]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  127.397657][ T3343]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  127.397789][ T3343]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  127.397919][ T3343]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  127.398056][ T3343]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  127.398187][ T3343]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  127.398374][ T3343]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  127.398512][ T3343]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  127.398647][ T3343]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  127.398781][ T3343]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  127.398917][ T3343]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  127.399052][ T3343]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  127.399183][ T3343]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  127.399370][ T3343]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  127.399508][ T3343]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  127.399639][ T3343]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  127.399773][ T3343]  ? 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))
[  127.399904][ T3343]  ? 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))
[  127.400046][ T3343]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  127.400181][ T3343]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  127.400313][ T3343]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  127.400508][ T3343]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  127.400642][ T3343]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  127.400776][ T3343]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  127.400909][ T3343]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  127.401043][ T3343]  ? copy_msghdr_from_user (net/socket.c:2635)
[  127.401175][ T3343]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  127.401400][ T3343]  ? move_addr_to_kernel (net/socket.c:258)
[  127.401537][ T3343]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  127.401668][ T3343]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  127.401800][ T3343]  ___sys_sendmsg (net/socket.c:2752)
[  127.401929][ T3343]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  127.402093][ T3343]  ? copy_msghdr_from_user (net/socket.c:2603)
[  127.402235][ T3343]  __sys_sendmsg (net/socket.c:2784)
[  127.402427][ T3343]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  127.402557][ T3343]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  127.402722][ T3343]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  127.402859][ T3343]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  127.402991][ T3343]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  127.403122][ T3343]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  127.403251][ T3343]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  127.403444][ T3343]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  127.403606][ T3343] RIP: 0033:0x7f2cb1fed08e
[  127.403741][ T3343] 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
[  127.404213][ T3343] RSP: 002b:00007ffdbe817390 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  127.404474][ T3343] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f2cb1fed08e
[  127.404669][ T3343] RDX: 0000000000000000 RSI: 00007ffdbe817440 RDI: 0000000000000005
[  127.404869][ T3343] RBP: 00007ffdbe8173a0 R08: 0000000000000000 R09: 0000000000000000
[  127.405068][ T3343] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f8
[  127.405264][ T3343] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdbe817b10
| [  127.407416][ T3343] ------------[ cut here ]------------
| [  127.407690][ T3343] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3343
| [  127.408180][ T3343] Modules linked in: vxlan
| [  127.409023][ T3343] Tainted: [W]=WARN
[  127.409248][ T3343] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  127.409614][ T3343] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  127.409966][ T3343] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  127.410892][ T3343] RSP: 0018:ffa0000006186ea0 EFLAGS: 00010286
[  127.411253][ T3343] RAX: 00000000ffffffa6 RBX: ff1100001ad5b1c0 RCX: 1ff4000000c30d9a
[  127.411687][ T3343] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001ad5b27c
[  127.412084][ T3343] RBP: ff1100001c72a000 R08: 1fe22000035ab651 R09: ff1100001ac98b58
[  127.412514][ T3343] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[  127.412915][ T3343] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001c854008
[  127.413309][ T3343] FS:  00007f2cb1db3840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  127.413808][ T3343] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  127.414151][ T3343] CR2: 0000000037e7f988 CR3: 000000001be38002 CR4: 0000000000771ef0
[  127.414580][ T3343] PKRU: 55555554
[  127.414810][ T3343] Call Trace:
[  127.415037][ T3343]  <TASK>
[  127.415209][ T3343]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  127.415524][ T3343]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  127.415756][ T3343]  __dev_notify_flags (net/core/dev.c:9787)
[  127.416045][ T3343]  ? netdev_notice (net/core/dev.c:13008)
[  127.416358][ T3343]  ? netif_change_name (net/core/dev.c:1495)
[  127.416652][ T3343]  ? dev_get_min_mp_channel_count (./include/net/netdev_lock.h:30 (discriminator 1))
[  127.416994][ T3343]  ? netif_disable_lro (net/core/dev.c:11098 net/core/dev.c:1830)
[  127.417279][ T3343]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  127.417605][ T3343]  __dev_set_promiscuity (net/core/dev.c:9630)
[  127.417898][ T3343]  netif_set_promiscuity (net/core/dev.c:9639)
[  127.418186][ T3343]  dev_set_promiscuity (net/core/dev_api.c:288)
[  127.418505][ T3343]  br_port_set_promisc (net/bridge/br_if.c:108)
[  127.418798][ T3343]  br_manage_promisc (net/bridge/br_if.c:174)
[  127.419087][ T3343]  br_add_if (net/bridge/br_if.c:242 net/bridge/br_if.c:627)
[  127.419341][ T3343]  do_set_master (net/core/rtnetlink.c:3011)
[  127.419635][ T3343]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  127.419920][ T3343]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  127.420205][ T3343]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  127.420524][ T3343]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  127.420870][ T3343]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  127.421153][ T3343]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  127.421464][ T3343]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  127.421749][ T3343]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  127.422028][ T3343]  ? __kernel_text_address (kernel/extable.c:79)
[  127.422329][ T3343]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  127.422629][ T3343]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  127.422913][ T3343]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  127.423200][ T3343]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  127.423511][ T3343]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  127.423795][ T3343]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  127.424080][ T3343]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  127.424383][ T3343]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  127.424685][ T3343]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  127.424971][ T3343]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  127.425260][ T3343]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  127.425575][ T3343]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  127.425864][ T3343]  ? nla_get_range_signed (lib/nlattr.c:270)
[  127.426139][ T3343]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  127.426457][ T3343]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  127.426751][ T3343]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  127.427040][ T3343]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  127.427340][ T3343]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  127.427638][ T3343]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  127.427921][ T3343]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  127.428212][ T3343]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  127.428519][ T3343]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  127.428805][ T3343]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  127.429094][ T3343]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  127.429410][ T3343]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  127.429697][ T3343]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  127.429981][ T3343]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  127.430258][ T3343]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  127.430567][ T3343]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  127.430857][ T3343]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  127.431136][ T3343]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  127.431452][ T3343]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  127.431738][ T3343]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  127.432021][ T3343]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  127.432310][ T3343]  ? 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))
[  127.432621][ T3343]  ? 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))
[  127.432909][ T3343]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  127.433195][ T3343]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  127.433509][ T3343]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  127.433798][ T3343]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  127.434085][ T3343]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  127.434397][ T3343]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  127.434687][ T3343]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  127.434970][ T3343]  ? copy_msghdr_from_user (net/socket.c:2635)
[  127.435243][ T3343]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  127.435607][ T3343]  ? move_addr_to_kernel (net/socket.c:258)
[  127.435901][ T3343]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  127.436182][ T3343]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  127.436497][ T3343]  ___sys_sendmsg (net/socket.c:2752)
[  127.436784][ T3343]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  127.437121][ T3343]  ? copy_msghdr_from_user (net/socket.c:2603)
[  127.437454][ T3343]  __sys_sendmsg (net/socket.c:2784)
[  127.437746][ T3343]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  127.438036][ T3343]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  127.438406][ T3343]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  127.438693][ T3343]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  127.438979][ T3343]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  127.439264][ T3343]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  127.439573][ T3343]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  127.439861][ T3343]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  127.440198][ T3343] RIP: 0033:0x7f2cb1fed08e
[  127.440519][ T3343] 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
[  127.441420][ T3343] RSP: 002b:00007ffdbe817390 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  127.441823][ T3343] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f2cb1fed08e
[  127.442222][ T3343] RDX: 0000000000000000 RSI: 00007ffdbe817440 RDI: 0000000000000005
[  127.442648][ T3343] RBP: 00007ffdbe8173a0 R08: 0000000000000000 R09: 0000000000000000
[  127.443044][ T3343] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f8
[  127.443463][ T3343] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdbe817b10
| [  127.446920][ T3343] ------------[ cut here ]------------
| [  127.447184][ T3343] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3343
| [  127.447711][ T3343] Modules linked in: vxlan
| [  127.449542][ T3343] Tainted: [W]=WARN
[  127.450130][ T3343] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  127.450492][ T3343] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  127.450851][ T3343] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  127.451726][ T3343] RSP: 0018:ffa0000006186e20 EFLAGS: 00010286
[  127.452058][ T3343] RAX: 00000000ffffffa6 RBX: ff1100001ad5be00 RCX: 1ff4000000c30d8a
[  127.452469][ T3343] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001ad5bebc
[  127.452854][ T3343] RBP: ff1100001c29a000 R08: 1fe22000035ab7d9 R09: ff1100001ac98b58
[  127.453242][ T3343] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  127.453655][ T3343] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[  127.454035][ T3343] FS:  00007f2cb1db3840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  127.454484][ T3343] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  127.454819][ T3343] CR2: 0000000037e7f988 CR3: 000000001be38002 CR4: 0000000000771ef0
[  127.455214][ T3343] PKRU: 55555554
[  127.455460][ T3343] Call Trace:
[  127.455682][ T3343]  <TASK>
[  127.455850][ T3343]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  127.456125][ T3343]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  127.456431][ T3343]  notifier_call_chain (kernel/notifier.c:85)
[  127.456716][ T3343]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[  127.456995][ T3343]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[  127.457279][ T3343]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  127.457586][ T3343]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  127.457870][ T3343]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[  127.458196][ T3343]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  127.458494][ T3343]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6))
[  127.458830][ T3343]  netif_set_mtu (net/core/dev.c:9910)
[  127.459093][ T3343]  ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2))
[  127.459408][ T3343]  ? br_get_link_af_size_filtered (./include/linux/rcupdate.h:871 net/bridge/br_netlink.c:114)
[  127.459744][ T3343]  dev_set_mtu (net/core/dev_api.c:249)
[  127.459972][ T3343]  br_mtu_auto_adjust (net/bridge/br_if.c:525 (discriminator 1) net/bridge/br_if.c:514 (discriminator 1))
[  127.460249][ T3343]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[  127.460557][ T3343]  br_add_if (net/bridge/br_if.c:681)
[  127.460788][ T3343]  do_set_master (net/core/rtnetlink.c:3011)
[  127.461065][ T3343]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  127.461362][ T3343]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  127.461658][ T3343]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  127.461937][ T3343]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  127.462271][ T3343]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  127.462572][ T3343]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  127.462850][ T3343]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  127.463109][ T3343]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  127.463419][ T3343]  ? __kernel_text_address (kernel/extable.c:79)
[  127.463701][ T3343]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  127.463982][ T3343]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  127.464259][ T3343]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  127.464562][ T3343]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  127.464843][ T3343]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  127.465116][ T3343]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  127.465417][ T3343]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  127.465708][ T3343]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  127.466016][ T3343]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  127.466294][ T3343]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  127.466608][ T3343]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  127.466892][ T3343]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  127.467169][ T3343]  ? nla_get_range_signed (lib/nlattr.c:270)
[  127.467479][ T3343]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  127.467770][ T3343]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  127.468043][ T3343]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  127.468331][ T3343]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  127.468616][ T3343]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  127.468891][ T3343]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  127.469168][ T3343]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  127.469475][ T3343]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  127.469755][ T3343]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  127.470035][ T3343]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  127.470330][ T3343]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  127.470618][ T3343]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  127.470895][ T3343]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  127.471172][ T3343]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  127.471481][ T3343]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  127.471763][ T3343]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  127.472035][ T3343]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  127.472311][ T3343]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  127.472615][ T3343]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  127.472892][ T3343]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  127.473171][ T3343]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  127.473485][ T3343]  ? 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))
[  127.473762][ T3343]  ? 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))
[  127.474040][ T3343]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  127.474340][ T3343]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  127.474626][ T3343]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  127.474906][ T3343]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  127.475185][ T3343]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  127.475490][ T3343]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  127.475773][ T3343]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  127.476049][ T3343]  ? copy_msghdr_from_user (net/socket.c:2635)
[  127.476339][ T3343]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  127.476683][ T3343]  ? move_addr_to_kernel (net/socket.c:258)
[  127.476961][ T3343]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  127.477238][ T3343]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  127.477547][ T3343]  ___sys_sendmsg (net/socket.c:2752)
[  127.477828][ T3343]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  127.478138][ T3343]  ? copy_msghdr_from_user (net/socket.c:2603)
[  127.478466][ T3343]  __sys_sendmsg (net/socket.c:2784)
[  127.478748][ T3343]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  127.479020][ T3343]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  127.479378][ T3343]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  127.479665][ T3343]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  127.479945][ T3343]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  127.480221][ T3343]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  127.480522][ T3343]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  127.480808][ T3343]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  127.481130][ T3343] RIP: 0033:0x7f2cb1fed08e
[  127.481442][ T3343] 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
[  127.482283][ T3343] RSP: 002b:00007ffdbe817390 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  127.482705][ T3343] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f2cb1fed08e
[  127.483074][ T3343] RDX: 0000000000000000 RSI: 00007ffdbe817440 RDI: 0000000000000005
[  127.483480][ T3343] RBP: 00007ffdbe8173a0 R08: 0000000000000000 R09: 0000000000000000
[  127.483861][ T3343] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f8
[  127.484243][ T3343] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdbe817b10
| [  127.487369][ T3343] ------------[ cut here ]------------
| [  127.487633][ T3343] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3343
| [  127.488107][ T3343] Modules linked in: vxlan
| [  127.489940][ T3343] Tainted: [W]=WARN
[  127.490248][ T3343] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  127.490700][ T3343] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  127.491132][ T3343] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  127.492051][ T3343] RSP: 0018:ffa0000006186f78 EFLAGS: 00010286
[  127.492494][ T3343] RAX: 00000000ffffffa6 RBX: ff11000012cba580 RCX: 1ff4000000c30db5
[  127.492961][ T3343] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012cba63c
[  127.493449][ T3343] RBP: ff1100001c29a000 R08: 1fe22000025974c9 R09: ff1100001ac98b58
[  127.493917][ T3343] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  127.494405][ T3343] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000002
[  127.494877][ T3343] FS:  00007f2cb1db3840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  127.495422][ T3343] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  127.495840][ T3343] CR2: 0000000037e7f988 CR3: 000000001be38002 CR4: 0000000000771ef0
[  127.496298][ T3343] PKRU: 55555554
[  127.496630][ T3343] Call Trace:
[  127.496938][ T3343]  <TASK>
[  127.497206][ T3343]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  127.497595][ T3343]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  127.497962][ T3343]  notifier_call_chain (kernel/notifier.c:85)
[  127.498350][ T3343]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[  127.498785][ T3343]  ? br_get_link_af_size_filtered (./include/linux/rcupdate.h:871 net/bridge/br_netlink.c:114)
[  127.499200][ T3343]  ? netdev_change_features (net/core/dev.c:11117)
[  127.499590][ T3343]  ? br_opt_toggle (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 net/bridge/br.c:402)
[  127.499960][ T3343]  br_add_if (net/bridge/br_if.c:683)
[  127.500265][ T3343]  do_set_master (net/core/rtnetlink.c:3011)
[  127.500657][ T3343]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  127.501024][ T3343]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  127.501422][ T3343]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  127.501791][ T3343]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  127.502206][ T3343]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  127.502601][ T3343]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  127.502965][ T3343]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  127.503348][ T3343]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  127.503671][ T3343]  ? __kernel_text_address (kernel/extable.c:79)
[  127.503937][ T3343]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  127.504205][ T3343]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  127.504497][ T3343]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  127.504772][ T3343]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  127.505032][ T3343]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  127.505293][ T3343]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  127.505587][ T3343]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  127.505857][ T3343]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  127.506122][ T3343]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  127.506408][ T3343]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  127.506680][ T3343]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  127.506956][ T3343]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  127.507221][ T3343]  ? nla_get_range_signed (lib/nlattr.c:270)
[  127.507517][ T3343]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  127.507790][ T3343]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  127.508060][ T3343]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  127.508341][ T3343]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  127.508624][ T3343]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  127.508890][ T3343]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  127.509161][ T3343]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  127.509459][ T3343]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  127.509726][ T3343]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  127.509991][ T3343]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  127.510251][ T3343]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  127.510547][ T3343]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  127.510818][ T3343]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  127.511087][ T3343]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  127.511369][ T3343]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  127.511644][ T3343]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  127.511914][ T3343]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  127.512176][ T3343]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  127.512473][ T3343]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  127.512744][ T3343]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  127.513015][ T3343]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  127.513292][ T3343]  ? 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))
[  127.513584][ T3343]  ? 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))
[  127.513857][ T3343]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  127.514126][ T3343]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  127.514416][ T3343]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  127.514687][ T3343]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  127.514953][ T3343]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  127.515205][ T3343]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  127.515501][ T3343]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  127.515769][ T3343]  ? copy_msghdr_from_user (net/socket.c:2635)
[  127.516030][ T3343]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  127.516359][ T3343]  ? move_addr_to_kernel (net/socket.c:258)
[  127.516636][ T3343]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  127.516900][ T3343]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  127.517172][ T3343]  ___sys_sendmsg (net/socket.c:2752)
[  127.517473][ T3343]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  127.517793][ T3343]  ? copy_msghdr_from_user (net/socket.c:2603)
[  127.518084][ T3343]  __sys_sendmsg (net/socket.c:2784)
[  127.518371][ T3343]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  127.518647][ T3343]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  127.518974][ T3343]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  127.519231][ T3343]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  127.519535][ T3343]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  127.519807][ T3343]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  127.520070][ T3343]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  127.520352][ T3343]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  127.520680][ T3343] RIP: 0033:0x7f2cb1fed08e
[  127.520955][ T3343] 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
[  127.521798][ T3343] RSP: 002b:00007ffdbe817390 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  127.522174][ T3343] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f2cb1fed08e
[  127.522578][ T3343] RDX: 0000000000000000 RSI: 00007ffdbe817440 RDI: 0000000000000005
[  127.522960][ T3343] RBP: 00007ffdbe8173a0 R08: 0000000000000000 R09: 0000000000000000
[  127.523332][ T3343] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f8
[  127.523719][ T3343] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdbe817b10
| [  127.569138][ T3344] ------------[ cut here ]------------
| [  127.569432][ T3344] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3344
| [  127.569910][ T3344] Modules linked in: vxlan
| [  127.570691][ T3344] Tainted: [W]=WARN
[  127.570906][ T3344] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  127.571212][ T3344] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  127.571574][ T3344] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  127.572415][ T3344] RSP: 0018:ffa0000006127020 EFLAGS: 00010286
[  127.572739][ T3344] RAX: 00000000ffffffa6 RBX: ff1100001311d540 RCX: 1ff4000000c24dca
[  127.573108][ T3344] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001311d5fc
[  127.573505][ T3344] RBP: ff1100001c72a000 R08: 1fe2200002623ac1 R09: ff1100001afc2e58
[  127.573880][ T3344] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[  127.574247][ T3344] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  127.574644][ T3344] FS:  00007f8acc2c2840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  127.575069][ T3344] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  127.575413][ T3344] CR2: 00007f8acc5921a0 CR3: 00000000195dc004 CR4: 0000000000771ef0
[  127.575791][ T3344] PKRU: 55555554
[  127.576002][ T3344] Call Trace:
[  127.576217][ T3344]  <TASK>
[  127.576407][ T3344]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  127.576680][ T3344]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  127.576897][ T3344]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  127.577146][ T3344]  __dev_notify_flags (net/core/dev.c:9787)
[  127.577442][ T3344]  ? netif_change_name (net/core/dev.c:1495)
[  127.577717][ T3344]  ? __dev_change_flags (net/core/dev.c:9752)
[  127.577985][ T3344]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[  127.578249][ T3344]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  127.578543][ T3344]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  127.578816][ T3344]  netif_change_flags (net/core/dev.c:9820)
[  127.579104][ T3344]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  127.579404][ T3344]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[  127.579677][ T3344]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  127.579945][ T3344]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  127.580266][ T3344]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  127.580554][ T3344]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  127.580821][ T3344]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  127.581073][ T3344]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  127.581363][ T3344]  ? __kernel_text_address (kernel/extable.c:79)
[  127.581640][ T3344]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  127.581911][ T3344]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  127.582176][ T3344]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  127.582463][ T3344]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  127.582728][ T3344]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  127.582989][ T3344]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  127.583259][ T3344]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  127.583550][ T3344]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  127.583816][ T3344]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  127.584080][ T3344]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  127.584368][ T3344]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  127.584648][ T3344]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  127.584919][ T3344]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  127.585188][ T3344]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  127.585488][ T3344]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  127.585752][ T3344]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  127.586014][ T3344]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  127.586271][ T3344]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  127.586560][ T3344]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  127.586832][ T3344]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  127.587095][ T3344]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  127.587377][ T3344]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  127.587657][ T3344]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  127.587928][ T3344]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  127.588194][ T3344]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  127.588487][ T3344]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  127.588755][ T3344]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  127.589019][ T3344]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  127.589289][ T3344]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  127.589582][ T3344]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  127.589852][ T3344]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  127.590116][ T3344]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  127.590411][ T3344]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  127.590689][ T3344]  ? 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))
[  127.590956][ T3344]  ? 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))
[  127.591215][ T3344]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  127.591510][ T3344]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  127.591782][ T3344]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  127.592049][ T3344]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  127.592337][ T3344]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  127.592617][ T3344]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  127.592887][ T3344]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  127.593154][ T3344]  ? copy_msghdr_from_user (net/socket.c:2635)
[  127.593443][ T3344]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  127.593759][ T3344]  ? move_addr_to_kernel (net/socket.c:258)
[  127.594026][ T3344]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  127.594293][ T3344]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  127.594586][ T3344]  ___sys_sendmsg (net/socket.c:2752)
[  127.594850][ T3344]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  127.595157][ T3344]  ? copy_msghdr_from_user (net/socket.c:2603)
[  127.595469][ T3344]  __sys_sendmsg (net/socket.c:2784)
[  127.595741][ T3344]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  127.596002][ T3344]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  127.596340][ T3344]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  127.596615][ T3344]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  127.596884][ T3344]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  127.597151][ T3344]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  127.597443][ T3344]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  127.597711][ T3344]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  127.598031][ T3344] RIP: 0033:0x7f8acc4fc08e
[  127.598308][ T3344] 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
[  127.599141][ T3344] RSP: 002b:00007fff40f90f30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  127.599547][ T3344] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8acc4fc08e
[  127.599917][ T3344] RDX: 0000000000000000 RSI: 00007fff40f90fe0 RDI: 0000000000000005
[  127.600268][ T3344] RBP: 00007fff40f90f40 R08: 0000000000000000 R09: 0000000000000000
[  127.600660][ T3344] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f8
[  127.601027][ T3344] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff40f916b0
| [  127.919919][ T3365] ------------[ cut here ]------------
| [  127.920096][ T3365] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3365
| [  127.920379][ T3365] Modules linked in: vxlan
| [  127.920808][ T3365] Tainted: [W]=WARN
[  127.920911][ T3365] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  127.921086][ T3365] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  127.921268][ T3365] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  127.921768][ T3365] RSP: 0018:ffa00000060e7090 EFLAGS: 00010286
[  127.921945][ T3365] RAX: 00000000ffffffa6 RBX: ff1100001345f380 RCX: 1ff4000000c1cdd8
[  127.922151][ T3365] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001345f43c
[  127.922357][ T3365] RBP: ff1100001c2e1000 R08: 1fe220000268be89 R09: ff1100001c730b80
[  127.922565][ T3365] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  127.922772][ T3365] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  127.922980][ T3365] FS:  00007f25c2546840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  127.923222][ T3365] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  127.923402][ T3365] CR2: 00007f25c273f460 CR3: 000000001c741003 CR4: 0000000000771ef0
[  127.923607][ T3365] PKRU: 55555554
[  127.923710][ T3365] Call Trace:
[  127.923813][ T3365]  <TASK>
[  127.923884][ T3365]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  127.924031][ T3365]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  127.924172][ T3365]  notifier_call_chain (kernel/notifier.c:85)
[  127.924329][ T3365]  __netdev_upper_dev_link (net/core/dev.c:8931)
[  127.924477][ T3365]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  127.924616][ T3365]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[  127.924753][ T3365]  netdev_upper_dev_link (net/core/dev.c:8972)
[  127.924889][ T3365]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[  127.925031][ T3365]  register_vlan_dev (net/8021q/vlan.c:183)
[  127.925168][ T3365]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  127.925304][ T3365]  vlan_newlink (net/8021q/vlan_netlink.c:194)
[  127.925455][ T3365]  ? nla_strscpy (lib/nlattr.c:795)
[  127.925596][ T3365]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[  127.925732][ T3365]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  127.925869][ T3365]  ? __dev_get_by_name (net/core/dev.c:883)
[  127.926009][ T3365]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  127.926155][ T3365]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  127.926293][ T3365]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  127.926443][ T3365]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  127.926580][ T3365]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  127.926715][ T3365]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  127.926851][ T3365]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  127.926989][ T3365]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  127.927129][ T3365]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  127.927266][ T3365]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  127.927414][ T3365]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  127.927551][ T3365]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  127.927688][ T3365]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  127.927826][ T3365]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  127.927968][ T3365]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  127.928104][ T3365]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  127.928242][ T3365]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  127.928391][ T3365]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  127.928528][ T3365]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  127.928667][ T3365]  ? 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))
[  127.928801][ T3365]  ? 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))
[  127.928949][ T3365]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  127.929087][ T3365]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  127.929223][ T3365]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  127.929365][ T3365]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  127.929509][ T3365]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  127.929648][ T3365]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  127.929786][ T3365]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  127.929925][ T3365]  ? copy_msghdr_from_user (net/socket.c:2635)
[  127.930065][ T3365]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  127.930235][ T3365]  ? move_addr_to_kernel (net/socket.c:258)
[  127.930380][ T3365]  ___sys_sendmsg (net/socket.c:2752)
[  127.930522][ T3365]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  127.930657][ T3365]  ? copy_msghdr_from_user (net/socket.c:2603)
[  127.930807][ T3365]  ? 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))
[  127.930948][ T3365]  __sys_sendmsg (net/socket.c:2784)
[  127.931086][ T3365]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  127.931226][ T3365]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  127.931366][ T3365]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  127.931508][ T3365]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  127.931647][ T3365]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  127.931784][ T3365]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  127.931921][ T3365]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  127.932099][ T3365] RIP: 0033:0x7f25c278008e
[  127.932247][ T3365] 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
[  127.932745][ T3365] RSP: 002b:00007ffc366eede0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  127.932951][ T3365] RAX: ffffffffffffffda RBX: 00007ffc366ef5a0 RCX: 00007f25c278008e
[  127.933155][ T3365] RDX: 0000000000000000 RSI: 00007ffc366eee90 RDI: 0000000000000005
[  127.933362][ T3365] RBP: 00007ffc366eedf0 R08: 0000000000000000 R09: 0000000000000000
[  127.933567][ T3365] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f9
[  127.933770][ T3365] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc366ef560
| [  127.935425][ T3365] ------------[ cut here ]------------
| [  127.935556][ T3365] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3365
| [  127.935817][ T3365] Modules linked in: vxlan
| [  127.936228][ T3365] Tainted: [W]=WARN
[  127.936337][ T3365] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  127.936509][ T3365] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  127.936684][ T3365] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  127.937158][ T3365] RSP: 0018:ffa00000060e71b0 EFLAGS: 00010286
[  127.937333][ T3365] RAX: 00000000ffffffa6 RBX: ff1100001345f540 RCX: 1ff4000000c1cdfc
[  127.937536][ T3365] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001345f5fc
[  127.937737][ T3365] RBP: ff11000011c2c000 R08: 1fe220000268bec1 R09: ff1100001c730b80
[  127.937936][ T3365] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  127.938143][ T3365] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab76b3a0
[  127.938350][ T3365] FS:  00007f25c2546840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  127.938590][ T3365] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  127.938761][ T3365] CR2: 00007f25c273f460 CR3: 000000001c741003 CR4: 0000000000771ef0
[  127.938967][ T3365] PKRU: 55555554
[  127.939066][ T3365] Call Trace:
[  127.939167][ T3365]  <TASK>
[  127.939237][ T3365]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  127.939378][ T3365]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  127.939518][ T3365]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  127.939622][ T3365]  __dev_notify_flags (net/core/dev.c:9787)
[  127.939755][ T3365]  ? netdev_update_features (net/core/dev.c:11098)
[  127.939889][ T3365]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[  127.940060][ T3365]  ? netif_change_name (net/core/dev.c:1495)
[  127.940194][ T3365]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  127.940330][ T3365]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[  127.940470][ T3365]  ? register_vlan_dev (net/8021q/vlan.c:196)
[  127.940606][ T3365]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  127.940741][ T3365]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[  127.940872][ T3365]  ? nla_strscpy (lib/nlattr.c:795)
[  127.941009][ T3365]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[  127.941143][ T3365]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  127.941277][ T3365]  ? __dev_get_by_name (net/core/dev.c:883)
[  127.941422][ T3365]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  127.941561][ T3365]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  127.941700][ T3365]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  127.941836][ T3365]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  127.941979][ T3365]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  127.942111][ T3365]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  127.942246][ T3365]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  127.942388][ T3365]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  127.942525][ T3365]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  127.942659][ T3365]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  127.942793][ T3365]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  127.942926][ T3365]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  127.943060][ T3365]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  127.943194][ T3365]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  127.943331][ T3365]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  127.943466][ T3365]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  127.943601][ T3365]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  127.943733][ T3365]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  127.943864][ T3365]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  127.944002][ T3365]  ? 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))
[  127.944132][ T3365]  ? 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))
[  127.944268][ T3365]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  127.944415][ T3365]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  127.944549][ T3365]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  127.944682][ T3365]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  127.944815][ T3365]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  127.944950][ T3365]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  127.945173][ T3365]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  127.945312][ T3365]  ? copy_msghdr_from_user (net/socket.c:2635)
[  127.945464][ T3365]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  127.945633][ T3365]  ? move_addr_to_kernel (net/socket.c:258)
[  127.945858][ T3365]  ___sys_sendmsg (net/socket.c:2752)
[  127.945990][ T3365]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  127.946139][ T3365]  ? copy_msghdr_from_user (net/socket.c:2603)
[  127.946280][ T3365]  ? 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))
[  127.946429][ T3365]  __sys_sendmsg (net/socket.c:2784)
[  127.946561][ T3365]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  127.946696][ T3365]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  127.946832][ T3365]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  127.947057][ T3365]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  127.947188][ T3365]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  127.947324][ T3365]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  127.947462][ T3365]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  127.947714][ T3365] RIP: 0033:0x7f25c278008e
[  127.947852][ T3365] 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
[  127.948427][ T3365] RSP: 002b:00007ffc366eede0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  127.948630][ T3365] RAX: ffffffffffffffda RBX: 00007ffc366ef5a0 RCX: 00007f25c278008e
[  127.948919][ T3365] RDX: 0000000000000000 RSI: 00007ffc366eee90 RDI: 0000000000000005
[  127.949115][ T3365] RBP: 00007ffc366eedf0 R08: 0000000000000000 R09: 0000000000000000
[  127.949310][ T3365] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f9
[  127.949605][ T3365] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc366ef560
| [  128.011085][ T3367] ------------[ cut here ]------------
| [  128.011244][ T3367] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3367
| [  128.011580][ T3367] Modules linked in: vxlan
| [  128.011979][ T3367] Tainted: [W]=WARN
[  128.012077][ T3367] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  128.012242][ T3367] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  128.012428][ T3367] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  128.012885][ T3367] RSP: 0018:ffa0000006107020 EFLAGS: 00010286
[  128.013048][ T3367] RAX: 00000000ffffffa6 RBX: ff1100001472bc40 RCX: 1ff4000000c20dca
[  128.013249][ T3367] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001472bcfc
[  128.013455][ T3367] RBP: ff11000011c2c000 R08: 1fe22000028e57a1 R09: ff1100001c735158
[  128.013648][ T3367] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[  128.013839][ T3367] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  128.014037][ T3367] FS:  00007fe32dfb0840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  128.014263][ T3367] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  128.014433][ T3367] CR2: 00007fe32e2801a0 CR3: 00000000128d8006 CR4: 0000000000771ef0
[  128.014626][ T3367] PKRU: 55555554
[  128.014722][ T3367] Call Trace:
[  128.014823][ T3367]  <TASK>
[  128.014892][ T3367]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[  128.015028][ T3367]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  128.015158][ T3367]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  128.015256][ T3367]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  128.015395][ T3367]  __dev_notify_flags (net/core/dev.c:9787)
[  128.015526][ T3367]  ? netif_change_name (net/core/dev.c:1495)
[  128.015654][ T3367]  ? __dev_change_flags (net/core/dev.c:9752)
[  128.015785][ T3367]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[  128.015912][ T3367]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  128.016043][ T3367]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  128.016175][ T3367]  netif_change_flags (net/core/dev.c:9820)
[  128.016304][ T3367]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  128.016443][ T3367]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[  128.016579][ T3367]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  128.016710][ T3367]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  128.016869][ T3367]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  128.016998][ T3367]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  128.017126][ T3367]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  128.017253][ T3367]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  128.017394][ T3367]  ? __kernel_text_address (kernel/extable.c:79)
[  128.017525][ T3367]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  128.017654][ T3367]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.017781][ T3367]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  128.017910][ T3367]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.018041][ T3367]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  128.018166][ T3367]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.018292][ T3367]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.018442][ T3367]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  128.018590][ T3367]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  128.018719][ T3367]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  128.018849][ T3367]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  128.018982][ T3367]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  128.019112][ T3367]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  128.019243][ T3367]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  128.019378][ T3367]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.019511][ T3367]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  128.019641][ T3367]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  128.019767][ T3367]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  128.019894][ T3367]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  128.020027][ T3367]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.020154][ T3367]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  128.020281][ T3367]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  128.020420][ T3367]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  128.020554][ T3367]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  128.020683][ T3367]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  128.020812][ T3367]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  128.020940][ T3367]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  128.021069][ T3367]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  128.021198][ T3367]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.021329][ T3367]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  128.021463][ T3367]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  128.021593][ T3367]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  128.021727][ T3367]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  128.021857][ T3367]  ? 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))
[  128.021985][ T3367]  ? 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))
[  128.022114][ T3367]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  128.022244][ T3367]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  128.022378][ T3367]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  128.022516][ T3367]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  128.022646][ T3367]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  128.022775][ T3367]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  128.022905][ T3367]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  128.023036][ T3367]  ? copy_msghdr_from_user (net/socket.c:2635)
[  128.023164][ T3367]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  128.023327][ T3367]  ? move_addr_to_kernel (net/socket.c:258)
[  128.023463][ T3367]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  128.023594][ T3367]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  128.023729][ T3367]  ___sys_sendmsg (net/socket.c:2752)
[  128.023862][ T3367]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  128.024028][ T3367]  ? copy_msghdr_from_user (net/socket.c:2603)
[  128.024167][ T3367]  __sys_sendmsg (net/socket.c:2784)
[  128.024296][ T3367]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  128.024436][ T3367]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  128.024600][ T3367]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  128.024729][ T3367]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.024857][ T3367]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  128.024986][ T3367]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  128.025115][ T3367]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  128.025243][ T3367]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  128.025418][ T3367] RIP: 0033:0x7fe32e1ea08e
[  128.025560][ T3367] 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
[  128.026018][ T3367] RSP: 002b:00007fffcfb94000 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  128.026216][ T3367] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe32e1ea08e
[  128.026421][ T3367] RDX: 0000000000000000 RSI: 00007fffcfb940b0 RDI: 0000000000000005
[  128.026613][ T3367] RBP: 00007fffcfb94010 R08: 0000000000000000 R09: 0000000000000000
[  128.026808][ T3367] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f9
[  128.027005][ T3367] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffcfb94780
| [  128.065018][ T3368] ------------[ cut here ]------------
| [  128.065187][ T3368] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3368
| [  128.065474][ T3368] Modules linked in: vxlan
| [  128.065895][ T3368] Tainted: [W]=WARN
[  128.066002][ T3368] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  128.066171][ T3368] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  128.066353][ T3368] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  128.066851][ T3368] RSP: 0018:ffa00000061b6f70 EFLAGS: 00010286
[  128.067023][ T3368] RAX: 00000000ffffffa6 RBX: ff1100001671a580 RCX: 1ff4000000c36db4
[  128.067229][ T3368] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001671a63c
[  128.067444][ T3368] RBP: ff1100001b01c000 R08: 1fe2200002ce34c9 R09: ff1100001082ae80
[  128.067648][ T3368] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  128.067853][ T3368] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  128.068060][ T3368] FS:  00007f82c9d41840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  128.068335][ T3368] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  128.068522][ T3368] CR2: 000000002e993a28 CR3: 000000001af2b001 CR4: 0000000000771ef0
[  128.068728][ T3368] PKRU: 55555554
[  128.068835][ T3368] Call Trace:
[  128.068943][ T3368]  <TASK>
[  128.069015][ T3368]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.069154][ T3368]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  128.069290][ T3368]  notifier_call_chain (kernel/notifier.c:85)
[  128.069529][ T3368]  __netdev_upper_dev_link (net/core/dev.c:8931)
[  128.069744][ T3368]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  128.069883][ T3368]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[  128.070022][ T3368]  netdev_upper_dev_link (net/core/dev.c:8972)
[  128.070161][ T3368]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[  128.070300][ T3368] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[  128.070534][ T3368]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[  128.070676][ T3368] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[  128.070815][ T3368]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[  128.070958][ T3368]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[  128.071097][ T3368]  ? nla_strscpy (lib/nlattr.c:795)
[  128.071237][ T3368]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[  128.071466][ T3368]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  128.071603][ T3368]  ? __dev_get_by_name (net/core/dev.c:883)
[  128.071739][ T3368]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  128.071880][ T3368]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  128.072025][ T3368]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  128.072163][ T3368]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.072300][ T3368]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  128.072515][ T3368]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  128.072650][ T3368]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  128.072786][ T3368]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  128.072927][ T3368]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  128.073069][ T3368]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  128.073207][ T3368]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  128.073451][ T3368]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  128.073591][ T3368]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  128.073726][ T3368]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  128.073865][ T3368]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.074005][ T3368]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  128.074143][ T3368]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  128.074280][ T3368]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  128.074497][ T3368]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  128.074642][ T3368]  ? 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))
[  128.074784][ T3368]  ? 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))
[  128.074922][ T3368]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  128.075061][ T3368]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  128.075200][ T3368]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  128.075411][ T3368]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  128.075549][ T3368]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  128.075687][ T3368]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  128.075830][ T3368]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  128.075971][ T3368]  ? copy_msghdr_from_user (net/socket.c:2635)
[  128.076108][ T3368]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  128.076280][ T3368]  ? move_addr_to_kernel (net/socket.c:258)
[  128.076509][ T3368]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  128.076647][ T3368]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  128.076785][ T3368]  ___sys_sendmsg (net/socket.c:2752)
[  128.076924][ T3368]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  128.077098][ T3368]  ? copy_msghdr_from_user (net/socket.c:2603)
[  128.077247][ T3368]  __sys_sendmsg (net/socket.c:2784)
[  128.077551][ T3368]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  128.077687][ T3368]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  128.077860][ T3368]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  128.078003][ T3368]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.078144][ T3368]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  128.078282][ T3368]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  128.078511][ T3368]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  128.078650][ T3368]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  128.078820][ T3368] RIP: 0033:0x7f82c9f7b08e
[  128.078967][ T3368] 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
[  128.079559][ T3368] RSP: 002b:00007ffea0e2a6b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  128.079764][ T3368] RAX: ffffffffffffffda RBX: 00007ffea0e2ae58 RCX: 00007f82c9f7b08e
[  128.079978][ T3368] RDX: 0000000000000000 RSI: 00007ffea0e2a760 RDI: 0000000000000005
[  128.080183][ T3368] RBP: 00007ffea0e2a6c0 R08: 0000000000000000 R09: 0000000000000000
[  128.080485][ T3368] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f9
[  128.080687][ T3368] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea0e2ae30
| [  128.082294][ T3368] ------------[ cut here ]------------
| [  128.082448][ T3368] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3368
| [  128.082717][ T3368] Modules linked in: vxlan
| [  128.083136][ T3368] Tainted: [W]=WARN
[  128.083239][ T3368] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  128.083556][ T3368] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  128.083733][ T3368] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  128.084222][ T3368] RSP: 0018:ffa00000061b6fd0 EFLAGS: 00010286
[  128.084402][ T3368] RAX: 00000000ffffffa6 RBX: ff1100001671a740 RCX: 1ff4000000c36dc0
[  128.084606][ T3368] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001671a7fc
[  128.084809][ T3368] RBP: ff1100001c4fa000 R08: 1fe2200002ce3501 R09: ff1100001082ae80
[  128.085017][ T3368] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  128.085222][ T3368] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001c4fae44
[  128.085435][ T3368] FS:  00007f82c9d41840(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  128.085673][ T3368] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  128.085844][ T3368] CR2: 000000002e993a28 CR3: 000000001af2b001 CR4: 0000000000771ef0
[  128.086055][ T3368] PKRU: 55555554
[  128.086158][ T3368] Call Trace:
[  128.086261][ T3368]  <TASK>
[  128.086336][ T3368]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  128.086480][ T3368]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  128.086584][ T3368]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  128.086722][ T3368]  __dev_notify_flags (net/core/dev.c:9787)
[  128.086860][ T3368]  ? netif_change_name (net/core/dev.c:1495)
[  128.087002][ T3368]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[  128.087141][ T3368]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[  128.087279][ T3368]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[  128.087428][ T3368] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[  128.087570][ T3368]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[  128.087711][ T3368] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[  128.087852][ T3368]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[  128.087995][ T3368]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[  128.088137][ T3368]  ? nla_strscpy (lib/nlattr.c:795)
[  128.088278][ T3368]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[  128.088427][ T3368]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  128.088565][ T3368]  ? __dev_get_by_name (net/core/dev.c:883)
[  128.088703][ T3368]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  128.088847][ T3368]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  128.088996][ T3368]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  128.089135][ T3368]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.089273][ T3368]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  128.089422][ T3368]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  128.089559][ T3368]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  128.089694][ T3368]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  128.089834][ T3368]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  128.089977][ T3368]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  128.090114][ T3368]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  128.090250][ T3368]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  128.090398][ T3368]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  128.090536][ T3368]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  128.090675][ T3368]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.090812][ T3368]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  128.090953][ T3368]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  128.091092][ T3368]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  128.091235][ T3368]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  128.091382][ T3368]  ? 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))
[  128.091524][ T3368]  ? 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))
[  128.091663][ T3368]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  128.091801][ T3368]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  128.091940][ T3368]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  128.092082][ T3368]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  128.092222][ T3368]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  128.092364][ T3368]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  128.092508][ T3368]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  128.092645][ T3368]  ? copy_msghdr_from_user (net/socket.c:2635)
[  128.092786][ T3368]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  128.092958][ T3368]  ? move_addr_to_kernel (net/socket.c:258)
[  128.093097][ T3368]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  128.093239][ T3368]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  128.093387][ T3368]  ___sys_sendmsg (net/socket.c:2752)
[  128.093525][ T3368]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  128.093696][ T3368]  ? copy_msghdr_from_user (net/socket.c:2603)
[  128.093846][ T3368]  __sys_sendmsg (net/socket.c:2784)
[  128.093988][ T3368]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  128.094126][ T3368]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  128.094301][ T3368]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  128.094450][ T3368]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.094589][ T3368]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  128.094725][ T3368]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  128.094860][ T3368]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  128.095002][ T3368]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  128.095176][ T3368] RIP: 0033:0x7f82c9f7b08e
[  128.095327][ T3368] 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
[  128.095834][ T3368] RSP: 002b:00007ffea0e2a6b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  128.096046][ T3368] RAX: ffffffffffffffda RBX: 00007ffea0e2ae58 RCX: 00007f82c9f7b08e
[  128.096258][ T3368] RDX: 0000000000000000 RSI: 00007ffea0e2a760 RDI: 0000000000000005
[  128.096470][ T3368] RBP: 00007ffea0e2a6c0 R08: 0000000000000000 R09: 0000000000000000
[  128.096673][ T3368] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f9
[  128.096876][ T3368] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea0e2ae30
| [  128.130063][ T3369] ------------[ cut here ]------------
| [  128.130201][ T3369] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3369
| [  128.130479][ T3369] Modules linked in: vxlan
| [  128.130887][ T3369] Tainted: [W]=WARN
[  128.130988][ T3369] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  128.131162][ T3369] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  128.131341][ T3369] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  128.131827][ T3369] RSP: 0018:ffa00000061c6ee0 EFLAGS: 00010286
[  128.132000][ T3369] RAX: 00000000ffffffa6 RBX: ff11000019cdde00 RCX: 1ff4000000c38da2
[  128.132199][ T3369] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000019cddebc
[  128.132410][ T3369] RBP: ff1100001c4fa000 R08: 1fe220000339bbd9 R09: ff11000015c42e58
[  128.132615][ T3369] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  128.132812][ T3369] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  128.133017][ T3369] FS:  00007f7cb5ad2840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  128.133252][ T3369] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  128.133431][ T3369] CR2: 00000000004ed250 CR3: 000000001c4b0004 CR4: 0000000000771ef0
[  128.133630][ T3369] PKRU: 55555554
[  128.133735][ T3369] Call Trace:
[  128.133839][ T3369]  <TASK>
[  128.133907][ T3369]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.134046][ T3369]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  128.134186][ T3369]  notifier_call_chain (kernel/notifier.c:85)
[  128.134325][ T3369]  __netdev_upper_dev_link (net/core/dev.c:8931)
[  128.134462][ T3369]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  128.134595][ T3369]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  128.134727][ T3369]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  128.134867][ T3369]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[  128.135004][ T3369]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[  128.135136][ T3369]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[  128.135272][ T3369]  ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:45)
[  128.135417][ T3369]  ? netdev_rx_handler_register (net/core/dev.c:5900)
[  128.135552][ T3369]  br_add_if (net/bridge/br_if.c:619)
[  128.135659][ T3369]  do_set_master (net/core/rtnetlink.c:3011)
[  128.135794][ T3369]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  128.135930][ T3369]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  128.136073][ T3369]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  128.136210][ T3369]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  128.136382][ T3369]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  128.136522][ T3369]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  128.136657][ T3369]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  128.136792][ T3369]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  128.136926][ T3369]  ? __kernel_text_address (kernel/extable.c:79)
[  128.137063][ T3369]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  128.137199][ T3369]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.137337][ T3369]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  128.137478][ T3369]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.137613][ T3369]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  128.137748][ T3369]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.137882][ T3369]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.138018][ T3369]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  128.138153][ T3369]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  128.138287][ T3369]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  128.138434][ T3369]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  128.138568][ T3369]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  128.138705][ T3369]  ? nla_get_range_signed (lib/nlattr.c:270)
[  128.138843][ T3369]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  128.138982][ T3369]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  128.139116][ T3369]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.139250][ T3369]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  128.139392][ T3369]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  128.139524][ T3369]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  128.139656][ T3369]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  128.139797][ T3369]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.139928][ T3369]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  128.140064][ T3369]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  128.140197][ T3369]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  128.140334][ T3369]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  128.140474][ T3369]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  128.140606][ T3369]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  128.140738][ T3369]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  128.140871][ T3369]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  128.141010][ T3369]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.141141][ T3369]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  128.141277][ T3369]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  128.141421][ T3369]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  128.141556][ T3369]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  128.141691][ T3369]  ? 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))
[  128.141824][ T3369]  ? 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))
[  128.141962][ T3369]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  128.142096][ T3369]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  128.142230][ T3369]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  128.142368][ T3369]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  128.142507][ T3369]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  128.142640][ T3369]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  128.142775][ T3369]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  128.142914][ T3369]  ? copy_msghdr_from_user (net/socket.c:2635)
[  128.143049][ T3369]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  128.143212][ T3369]  ? move_addr_to_kernel (net/socket.c:258)
[  128.143355][ T3369]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  128.143493][ T3369]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  128.143627][ T3369]  ___sys_sendmsg (net/socket.c:2752)
[  128.143760][ T3369]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  128.143925][ T3369]  ? copy_msghdr_from_user (net/socket.c:2603)
[  128.144071][ T3369]  __sys_sendmsg (net/socket.c:2784)
[  128.144203][ T3369]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  128.144340][ T3369]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  128.144514][ T3369]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  128.144652][ T3369]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.144784][ T3369]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  128.144917][ T3369]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  128.145050][ T3369]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  128.145188][ T3369]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  128.145357][ T3369] RIP: 0033:0x7f7cb5d0c08e
[  128.145501][ T3369] 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
[  128.145986][ T3369] RSP: 002b:00007ffcf6ffeb10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  128.146185][ T3369] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7cb5d0c08e
[  128.146394][ T3369] RDX: 0000000000000000 RSI: 00007ffcf6ffebc0 RDI: 0000000000000005
[  128.146592][ T3369] RBP: 00007ffcf6ffeb20 R08: 0000000000000000 R09: 0000000000000000
[  128.146788][ T3369] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f9
[  128.146987][ T3369] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf6fff290
| [  128.148680][ T3369] ------------[ cut here ]------------
| [  128.148813][ T3369] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3369
| [  128.149085][ T3369] Modules linked in: vxlan
| [  128.149514][ T3369] Tainted: [W]=WARN
[  128.149617][ T3369] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  128.149793][ T3369] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  128.149974][ T3369] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  128.150472][ T3369] RSP: 0018:ffa00000061c6ea0 EFLAGS: 00010286
[  128.150646][ T3369] RAX: 00000000ffffffa6 RBX: ff1100001472a740 RCX: 1ff4000000c38d9a
[  128.150854][ T3369] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001472a7fc
[  128.151059][ T3369] RBP: ff1100001c4fa000 R08: 1fe22000028e5501 R09: ff11000015c42e58
[  128.151262][ T3369] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[  128.151480][ T3369] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000015f65808
[  128.151686][ T3369] FS:  00007f7cb5ad2840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  128.151923][ T3369] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  128.152097][ T3369] CR2: 00000000004ed250 CR3: 000000001c4b0004 CR4: 0000000000771ef0
[  128.152302][ T3369] PKRU: 55555554
[  128.152416][ T3369] Call Trace:
[  128.152519][ T3369]  <TASK>
[  128.152590][ T3369]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  128.152729][ T3369]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  128.152835][ T3369]  __dev_notify_flags (net/core/dev.c:9787)
[  128.152975][ T3369]  ? netdev_notice (net/core/dev.c:13008)
[  128.153114][ T3369]  ? netif_change_name (net/core/dev.c:1495)
[  128.153258][ T3369]  ? dev_get_min_mp_channel_count (./include/net/netdev_lock.h:30 (discriminator 1))
[  128.153445][ T3369]  ? netif_disable_lro (net/core/dev.c:11098 net/core/dev.c:1830)
[  128.153582][ T3369]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  128.153721][ T3369]  __dev_set_promiscuity (net/core/dev.c:9630)
[  128.153861][ T3369]  netif_set_promiscuity (net/core/dev.c:9639)
[  128.154004][ T3369]  dev_set_promiscuity (net/core/dev_api.c:288)
[  128.154143][ T3369]  br_port_set_promisc (net/bridge/br_if.c:108)
[  128.154284][ T3369]  br_manage_promisc (net/bridge/br_if.c:174)
[  128.154432][ T3369]  br_add_if (net/bridge/br_if.c:242 net/bridge/br_if.c:627)
[  128.154540][ T3369]  do_set_master (net/core/rtnetlink.c:3011)
[  128.154677][ T3369]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  128.154815][ T3369]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  128.154958][ T3369]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  128.155096][ T3369]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  128.155266][ T3369]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  128.155418][ T3369]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  128.155555][ T3369]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  128.155699][ T3369]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  128.155837][ T3369]  ? __kernel_text_address (kernel/extable.c:79)
[  128.155978][ T3369]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  128.156116][ T3369]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.156254][ T3369]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  128.156405][ T3369]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.156542][ T3369]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  128.156677][ T3369]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.156814][ T3369]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.156957][ T3369]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  128.157092][ T3369]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  128.157234][ T3369]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  128.157377][ T3369]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  128.157521][ T3369]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  128.157659][ T3369]  ? nla_get_range_signed (lib/nlattr.c:270)
[  128.157798][ T3369]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  128.157937][ T3369]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  128.158077][ T3369]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.158213][ T3369]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  128.158355][ T3369]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  128.158501][ T3369]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  128.158639][ T3369]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  128.158778][ T3369]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.158913][ T3369]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  128.159056][ T3369]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  128.159194][ T3369]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  128.159336][ T3369]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  128.159483][ T3369]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  128.159620][ T3369]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  128.159757][ T3369]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  128.159894][ T3369]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  128.160037][ T3369]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.160174][ T3369]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  128.160312][ T3369]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  128.160458][ T3369]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  128.160597][ T3369]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  128.160740][ T3369]  ? 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))
[  128.160880][ T3369]  ? 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))
[  128.161022][ T3369]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  128.161159][ T3369]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  128.161296][ T3369]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  128.161449][ T3369]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  128.161588][ T3369]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  128.161733][ T3369]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  128.161881][ T3369]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  128.162020][ T3369]  ? copy_msghdr_from_user (net/socket.c:2635)
[  128.162158][ T3369]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  128.162330][ T3369]  ? move_addr_to_kernel (net/socket.c:258)
[  128.162482][ T3369]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  128.162620][ T3369]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  128.162761][ T3369]  ___sys_sendmsg (net/socket.c:2752)
[  128.162896][ T3369]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  128.163071][ T3369]  ? copy_msghdr_from_user (net/socket.c:2603)
[  128.163221][ T3369]  __sys_sendmsg (net/socket.c:2784)
[  128.163363][ T3369]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  128.163506][ T3369]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  128.163678][ T3369]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  128.163819][ T3369]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.163957][ T3369]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  128.164095][ T3369]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  128.164231][ T3369]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  128.164374][ T3369]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  128.164554][ T3369] RIP: 0033:0x7f7cb5d0c08e
[  128.164695][ T3369] 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
[  128.165182][ T3369] RSP: 002b:00007ffcf6ffeb10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  128.165416][ T3369] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7cb5d0c08e
[  128.165622][ T3369] RDX: 0000000000000000 RSI: 00007ffcf6ffebc0 RDI: 0000000000000005
[  128.165827][ T3369] RBP: 00007ffcf6ffeb20 R08: 0000000000000000 R09: 0000000000000000
[  128.166034][ T3369] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f9
[  128.166240][ T3369] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf6fff290
| [  128.168089][ T3369] ------------[ cut here ]------------
| [  128.168220][ T3369] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3369
| [  128.168490][ T3369] Modules linked in: vxlan
| [  128.168883][ T3369] Tainted: [W]=WARN
[  128.168984][ T3369] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  128.169147][ T3369] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  128.169637][ T3369] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  128.170101][ T3369] RSP: 0018:ffa00000061c7000 EFLAGS: 00010286
[  128.170261][ T3369] RAX: 00000000ffffffa6 RBX: ff1100001ad5a040 RCX: 1ff4000000c38dc6
[  128.170460][ T3369] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001ad5a0fc
[  128.170651][ T3369] RBP: ff1100001c29a000 R08: 1fe22000035ab421 R09: ff11000015c42e58
[  128.170844][ T3369] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  128.171039][ T3369] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  128.171231][ T3369] FS:  00007f7cb5ad2840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  128.171463][ T3369] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  128.171631][ T3369] CR2: 00000000004ed250 CR3: 000000001c4b0004 CR4: 0000000000771ef0
[  128.171830][ T3369] PKRU: 55555554
[  128.171926][ T3369] Call Trace:
[  128.172026][ T3369]  <TASK>
[  128.172091][ T3369]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.172221][ T3369]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  128.172359][ T3369]  notifier_call_chain (kernel/notifier.c:85)
[  128.172496][ T3369]  call_netdevice_notifiers (net/core/dev.c:2287 net/core/dev.c:2301)
[  128.172628][ T3369]  ? __dev_open (./include/net/netdev_lock.h:33)
[  128.172757][ T3369]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[  128.172887][ T3369]  br_add_if (net/bridge/br_if.c:679)
[  128.172989][ T3369]  do_set_master (net/core/rtnetlink.c:3011)
[  128.173119][ T3369]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  128.173253][ T3369]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  128.173395][ T3369]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  128.173525][ T3369]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  128.173688][ T3369]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  128.173816][ T3369]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  128.173952][ T3369]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  128.174080][ T3369]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  128.174210][ T3369]  ? __kernel_text_address (kernel/extable.c:79)
[  128.174344][ T3369]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  128.174483][ T3369]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.174617][ T3369]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  128.174749][ T3369]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.174877][ T3369]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  128.175008][ T3369]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.175138][ T3369]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.175360][ T3369]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  128.175494][ T3369]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  128.175623][ T3369]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  128.175751][ T3369]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  128.175970][ T3369]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  128.176097][ T3369]  ? nla_get_range_signed (lib/nlattr.c:270)
[  128.176227][ T3369]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  128.176454][ T3369]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  128.176586][ T3369]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.176713][ T3369]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  128.176842][ T3369]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  128.176971][ T3369]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  128.177184][ T3369]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  128.177320][ T3369]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.177454][ T3369]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  128.177582][ T3369]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  128.177794][ T3369]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  128.177927][ T3369]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  128.178059][ T3369]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  128.178192][ T3369]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  128.178419][ T3369]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  128.178547][ T3369]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  128.178676][ T3369]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.178804][ T3369]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  128.179017][ T3369]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  128.179147][ T3369]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  128.179274][ T3369]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  128.179499][ T3369]  ? 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))
[  128.179628][ T3369]  ? 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))
[  128.179759][ T3369]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  128.179888][ T3369]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  128.180018][ T3369]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  128.180235][ T3369]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  128.180369][ T3369]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  128.180503][ T3369]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  128.180632][ T3369]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  128.180843][ T3369]  ? copy_msghdr_from_user (net/socket.c:2635)
[  128.180975][ T3369]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  128.181140][ T3369]  ? move_addr_to_kernel (net/socket.c:258)
[  128.181363][ T3369]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  128.181500][ T3369]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  128.181635][ T3369]  ___sys_sendmsg (net/socket.c:2752)
[  128.181764][ T3369]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  128.182013][ T3369]  ? copy_msghdr_from_user (net/socket.c:2603)
[  128.182153][ T3369]  __sys_sendmsg (net/socket.c:2784)
[  128.182280][ T3369]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  128.182417][ T3369]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  128.182665][ T3369]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  128.182794][ T3369]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.182926][ T3369]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  128.183057][ T3369]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  128.183270][ T3369]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  128.183412][ T3369]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  128.183571][ T3369] RIP: 0033:0x7f7cb5d0c08e
[  128.183707][ T3369] 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
[  128.184257][ T3369] RSP: 002b:00007ffcf6ffeb10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  128.184460][ T3369] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7cb5d0c08e
[  128.184655][ T3369] RDX: 0000000000000000 RSI: 00007ffcf6ffebc0 RDI: 0000000000000005
[  128.184848][ T3369] RBP: 00007ffcf6ffeb20 R08: 0000000000000000 R09: 0000000000000000
[  128.185137][ T3369] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f9
[  128.185339][ T3369] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf6fff290
| [  128.187339][ T3369] ------------[ cut here ]------------
| [  128.187475][ T3369] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3369
| [  128.187734][ T3369] Modules linked in: vxlan
| [  128.188235][ T3369] Tainted: [W]=WARN
[  128.188341][ T3369] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  128.188517][ T3369] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  128.188783][ T3369] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  128.189364][ T3369] RSP: 0018:ffa00000061c6e20 EFLAGS: 00010286
[  128.189538][ T3369] RAX: 00000000ffffffa6 RBX: ff11000016e8b8c0 RCX: 1ff4000000c38d8a
[  128.189736][ T3369] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000016e8b97c
[  128.190029][ T3369] RBP: ff1100001c29a000 R08: 1fe2200002dd1731 R09: ff11000015c42e58
[  128.190231][ T3369] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  128.190527][ T3369] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  128.190727][ T3369] FS:  00007f7cb5ad2840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  128.190966][ T3369] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  128.191224][ T3369] CR2: 00000000004ed250 CR3: 000000001c4b0004 CR4: 0000000000771ef0
[  128.191435][ T3369] PKRU: 55555554
[  128.191534][ T3369] Call Trace:
[  128.191639][ T3369]  <TASK>
[  128.191708][ T3369]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.191931][ T3369]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  128.192068][ T3369]  notifier_call_chain (kernel/notifier.c:85)
[  128.192207][ T3369]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[  128.192441][ T3369]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[  128.192579][ T3369]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.192715][ T3369]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  128.192850][ T3369]  netif_set_mtu (net/core/dev.c:9910)
[  128.192987][ T3369]  ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2))
[  128.193219][ T3369]  dev_set_mtu (net/core/dev_api.c:249)
[  128.193326][ T3369]  br_mtu_auto_adjust (net/bridge/br_if.c:525 (discriminator 1) net/bridge/br_if.c:514 (discriminator 1))
[  128.193465][ T3369]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2594)
[  128.193600][ T3369]  br_add_if (net/bridge/br_if.c:681)
[  128.193794][ T3369]  do_set_master (net/core/rtnetlink.c:3011)
[  128.193927][ T3369]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  128.194065][ T3369]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  128.194200][ T3369]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  128.194437][ T3369]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  128.194604][ T3369]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  128.194736][ T3369]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  128.194871][ T3369]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  128.195098][ T3369]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  128.195233][ T3369]  ? __kernel_text_address (kernel/extable.c:79)
[  128.195372][ T3369]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  128.195515][ T3369]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.195741][ T3369]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  128.195876][ T3369]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.196014][ T3369]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  128.196146][ T3369]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.196374][ T3369]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.196517][ T3369]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  128.196650][ T3369]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  128.196786][ T3369]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  128.197015][ T3369]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  128.197151][ T3369]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  128.197287][ T3369]  ? nla_get_range_signed (lib/nlattr.c:270)
[  128.197436][ T3369]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  128.197664][ T3369]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  128.197799][ T3369]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.197933][ T3369]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  128.198071][ T3369]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  128.198293][ T3369]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  128.198433][ T3369]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  128.198570][ T3369]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.198707][ T3369]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  128.198928][ T3369]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  128.199065][ T3369]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  128.199200][ T3369]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  128.199342][ T3369]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  128.199570][ T3369]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  128.199706][ T3369]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  128.199838][ T3369]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  128.199976][ T3369]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.200199][ T3369]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  128.200337][ T3369]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  128.200478][ T3369]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  128.200615][ T3369]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  128.200841][ T3369]  ? 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))
[  128.200976][ T3369]  ? 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))
[  128.201112][ T3369]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  128.201246][ T3369]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  128.201480][ T3369]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  128.201615][ T3369]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  128.201756][ T3369]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  128.201891][ T3369]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  128.202119][ T3369]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  128.202253][ T3369]  ? copy_msghdr_from_user (net/socket.c:2635)
[  128.202397][ T3369]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  128.202564][ T3369]  ? move_addr_to_kernel (net/socket.c:258)
[  128.202788][ T3369]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  128.202922][ T3369]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  128.203061][ T3369]  ___sys_sendmsg (net/socket.c:2752)
[  128.203200][ T3369]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  128.203465][ T3369]  ? copy_msghdr_from_user (net/socket.c:2603)
[  128.203615][ T3369]  __sys_sendmsg (net/socket.c:2784)
[  128.203748][ T3369]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  128.203980][ T3369]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  128.204151][ T3369]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  128.204285][ T3369]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.204430][ T3369]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  128.204654][ T3369]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  128.204786][ T3369]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  128.204921][ T3369]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  128.205090][ T3369] RIP: 0033:0x7f7cb5d0c08e
[  128.205330][ T3369] 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
[  128.205910][ T3369] RSP: 002b:00007ffcf6ffeb10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  128.206117][ T3369] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7cb5d0c08e
[  128.206322][ T3369] RDX: 0000000000000000 RSI: 00007ffcf6ffebc0 RDI: 0000000000000005
[  128.206623][ T3369] RBP: 00007ffcf6ffeb20 R08: 0000000000000000 R09: 0000000000000000
[  128.206824][ T3369] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f9
[  128.207025][ T3369] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf6fff290
| [  128.208831][ T3369] ------------[ cut here ]------------
| [  128.209039][ T3369] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3369
| [  128.209291][ T3369] Modules linked in: vxlan
| [  128.209780][ T3369] Tainted: [W]=WARN
[  128.209879][ T3369] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  128.210046][ T3369] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  128.210306][ T3369] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  128.210886][ T3369] RSP: 0018:ffa00000061c6f78 EFLAGS: 00010286
[  128.211050][ T3369] RAX: 00000000ffffffa6 RBX: ff11000016e8b380 RCX: 1ff4000000c38db5
[  128.211244][ T3369] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000016e8b43c
[  128.211533][ T3369] RBP: ff1100001c29a000 R08: 1fe2200002dd1689 R09: ff11000015c42e58
[  128.211728][ T3369] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  128.211920][ T3369] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[  128.212202][ T3369] FS:  00007f7cb5ad2840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  128.212435][ T3369] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  128.212599][ T3369] CR2: 00000000004ed250 CR3: 000000001c4b0004 CR4: 0000000000771ef0
[  128.212879][ T3369] PKRU: 55555554
[  128.212983][ T3369] Call Trace:
[  128.213080][ T3369]  <TASK>
[  128.213151][ T3369]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.213369][ T3369]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  128.213505][ T3369]  notifier_call_chain (kernel/notifier.c:85)
[  128.213636][ T3369]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[  128.213802][ T3369]  ? netdev_change_features (net/core/dev.c:11117)
[  128.214023][ T3369]  ? br_opt_toggle (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 net/bridge/br.c:402)
[  128.214156][ T3369]  br_add_if (net/bridge/br_if.c:683)
[  128.214258][ T3369]  do_set_master (net/core/rtnetlink.c:3011)
[  128.214400][ T3369]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  128.214617][ T3369]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  128.214751][ T3369]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  128.214894][ T3369]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  128.215065][ T3369]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  128.215281][ T3369]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  128.215422][ T3369]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  128.215550][ T3369]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  128.215678][ T3369]  ? __kernel_text_address (kernel/extable.c:79)
[  128.215892][ T3369]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  128.216027][ T3369]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.216154][ T3369]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  128.216284][ T3369]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.216512][ T3369]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  128.216639][ T3369]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.216766][ T3369]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.216894][ T3369]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  128.217114][ T3369]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  128.217243][ T3369]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  128.217378][ T3369]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  128.217514][ T3369]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  128.217727][ T3369]  ? nla_get_range_signed (lib/nlattr.c:270)
[  128.217858][ T3369]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  128.217991][ T3369]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  128.218121][ T3369]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.218342][ T3369]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  128.218476][ T3369]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  128.218604][ T3369]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  128.218731][ T3369]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  128.218952][ T3369]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.219080][ T3369]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  128.219209][ T3369]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  128.219344][ T3369]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  128.219566][ T3369]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  128.219695][ T3369]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  128.219823][ T3369]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  128.219953][ T3369]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  128.220164][ T3369]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  128.220295][ T3369]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.220433][ T3369]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  128.220564][ T3369]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  128.220777][ T3369]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  128.220906][ T3369]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  128.221041][ T3369]  ? 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))
[  128.221175][ T3369]  ? 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))
[  128.221403][ T3369]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  128.221532][ T3369]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  128.221661][ T3369]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  128.221791][ T3369]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  128.222011][ T3369]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  128.222140][ T3369]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  128.222273][ T3369]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  128.222416][ T3369]  ? copy_msghdr_from_user (net/socket.c:2635)
[  128.222630][ T3369]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  128.222789][ T3369]  ? move_addr_to_kernel (net/socket.c:258)
[  128.222921][ T3369]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  128.223050][ T3369]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  128.223265][ T3369]  ___sys_sendmsg (net/socket.c:2752)
[  128.223439][ T3369]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  128.223599][ T3369]  ? copy_msghdr_from_user (net/socket.c:2603)
[  128.223739][ T3369]  __sys_sendmsg (net/socket.c:2784)
[  128.223954][ T3369]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  128.224084][ T3369]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  128.224246][ T3369]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  128.224470][ T3369]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.224600][ T3369]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  128.224727][ T3369]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  128.224854][ T3369]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  128.225069][ T3369]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  128.225228][ T3369] RIP: 0033:0x7f7cb5d0c08e
[  128.225369][ T3369] 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
[  128.225920][ T3369] RSP: 002b:00007ffcf6ffeb10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  128.226113][ T3369] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7cb5d0c08e
[  128.226411][ T3369] RDX: 0000000000000000 RSI: 00007ffcf6ffebc0 RDI: 0000000000000005
[  128.226605][ T3369] RBP: 00007ffcf6ffeb20 R08: 0000000000000000 R09: 0000000000000000
[  128.226795][ T3369] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f9
[  128.227077][ T3369] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf6fff290
| [  128.284725][ T3370] ------------[ cut here ]------------
| [  128.284999][ T3370] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3370
| [  128.285493][ T3370] Modules linked in: vxlan
| [  128.286241][ T3370] Tainted: [W]=WARN
[  128.286476][ T3370] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  128.286796][ T3370] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  128.287108][ T3370] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  128.287943][ T3370] RSP: 0018:ffa00000061d7020 EFLAGS: 00010286
[  128.288264][ T3370] RAX: 00000000ffffffa6 RBX: ff110000137051c0 RCX: 1ff4000000c3adca
[  128.288658][ T3370] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001370527c
[  128.289023][ T3370] RBP: ff1100001c4fa000 R08: 1fe22000026e0a51 R09: ff11000015c45158
[  128.289415][ T3370] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[  128.289783][ T3370] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  128.290154][ T3370] FS:  00007fcfcd430840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  128.290608][ T3370] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  128.290930][ T3370] CR2: 00007fcfcd7001a0 CR3: 000000001c45a005 CR4: 0000000000771ef0
[  128.291297][ T3370] PKRU: 55555554
[  128.291534][ T3370] Call Trace:
[  128.291747][ T3370]  <TASK>
[  128.291910][ T3370]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  128.292165][ T3370]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  128.292411][ T3370]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  128.292681][ T3370]  __dev_notify_flags (net/core/dev.c:9787)
[  128.292953][ T3370]  ? netif_change_name (net/core/dev.c:1495)
[  128.293236][ T3370]  ? __dev_change_flags (net/core/dev.c:9752)
[  128.293533][ T3370]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[  128.293807][ T3370]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  128.294079][ T3370]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  128.294365][ T3370]  netif_change_flags (net/core/dev.c:9820)
[  128.294643][ T3370]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  128.294909][ T3370]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[  128.295178][ T3370]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  128.295472][ T3370]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  128.295798][ T3370]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  128.296062][ T3370]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  128.296345][ T3370]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  128.296619][ T3370]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  128.296888][ T3370]  ? __kernel_text_address (kernel/extable.c:79)
[  128.297140][ T3370]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  128.297440][ T3370]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.297711][ T3370]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  128.297980][ T3370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.298248][ T3370]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  128.298539][ T3370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.298811][ T3370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.299078][ T3370]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  128.299365][ T3370]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  128.299640][ T3370]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  128.299908][ T3370]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  128.300167][ T3370]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  128.300463][ T3370]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  128.300733][ T3370]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  128.300999][ T3370]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.301265][ T3370]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  128.301554][ T3370]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  128.301821][ T3370]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  128.302083][ T3370]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  128.302373][ T3370]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.302646][ T3370]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  128.302912][ T3370]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  128.303176][ T3370]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  128.303466][ T3370]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  128.303734][ T3370]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  128.304000][ T3370]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  128.304274][ T3370]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  128.304570][ T3370]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  128.304846][ T3370]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.305110][ T3370]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  128.305406][ T3370]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  128.305675][ T3370]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  128.305941][ T3370]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  128.306194][ T3370]  ? 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))
[  128.306487][ T3370]  ? 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))
[  128.306760][ T3370]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  128.307028][ T3370]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  128.307295][ T3370]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  128.307594][ T3370]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  128.307866][ T3370]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  128.308132][ T3370]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  128.308432][ T3370]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  128.308703][ T3370]  ? copy_msghdr_from_user (net/socket.c:2635)
[  128.308968][ T3370]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  128.309283][ T3370]  ? move_addr_to_kernel (net/socket.c:258)
[  128.309579][ T3370]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  128.309849][ T3370]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  128.310114][ T3370]  ___sys_sendmsg (net/socket.c:2752)
[  128.310407][ T3370]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  128.310730][ T3370]  ? copy_msghdr_from_user (net/socket.c:2603)
[  128.311019][ T3370]  __sys_sendmsg (net/socket.c:2784)
[  128.311288][ T3370]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  128.311578][ T3370]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  128.311906][ T3370]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  128.312170][ T3370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.312460][ T3370]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  128.312730][ T3370]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  128.312998][ T3370]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  128.313267][ T3370]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  128.313610][ T3370] RIP: 0033:0x7fcfcd66a08e
[  128.313890][ T3370] 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
[  128.314724][ T3370] RSP: 002b:00007ffecb978500 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  128.315100][ T3370] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fcfcd66a08e
[  128.315494][ T3370] RDX: 0000000000000000 RSI: 00007ffecb9785b0 RDI: 0000000000000005
[  128.315869][ T3370] RBP: 00007ffecb978510 R08: 0000000000000000 R09: 0000000000000000
[  128.316213][ T3370] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f9
[  128.316609][ T3370] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffecb978c80
| [  128.618757][ T3391] ------------[ cut here ]------------
| [  128.618937][ T3391] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3391
| [  128.619220][ T3391] Modules linked in: vxlan
| [  128.620255][ T3391] Tainted: [W]=WARN
[  128.620364][ T3391] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  128.620546][ T3391] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  128.620727][ T3391] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  128.621210][ T3391] RSP: 0018:ffa0000006217090 EFLAGS: 00010286
[  128.621395][ T3391] RAX: 00000000ffffffa6 RBX: ff11000011e3dc40 RCX: 1ff4000000c42dd8
[  128.621597][ T3391] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e3dcfc
[  128.621800][ T3391] RBP: ff1100001c2e1000 R08: 1fe22000023c7ba1 R09: ff1100001c332e80
[  128.622006][ T3391] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  128.622209][ T3391] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  128.622424][ T3391] FS:  00007f6a081ec840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  128.622661][ T3391] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  128.622834][ T3391] CR2: 000000000042e5e0 CR3: 000000001c907002 CR4: 0000000000771ef0
[  128.623041][ T3391] PKRU: 55555554
[  128.623143][ T3391] Call Trace:
[  128.623244][ T3391]  <TASK>
[  128.623321][ T3391]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.623463][ T3391]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  128.623598][ T3391]  notifier_call_chain (kernel/notifier.c:85)
[  128.623739][ T3391]  __netdev_upper_dev_link (net/core/dev.c:8931)
[  128.623876][ T3391]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  128.624018][ T3391]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[  128.624154][ T3391]  netdev_upper_dev_link (net/core/dev.c:8972)
[  128.624290][ T3391]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[  128.624441][ T3391]  register_vlan_dev (net/8021q/vlan.c:183)
[  128.624580][ T3391]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  128.624717][ T3391]  vlan_newlink (net/8021q/vlan_netlink.c:194)
[  128.624854][ T3391]  ? nla_strscpy (lib/nlattr.c:795)
[  128.624996][ T3391]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[  128.625139][ T3391]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  128.625275][ T3391]  ? __dev_get_by_name (net/core/dev.c:883)
[  128.625423][ T3391]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  128.625564][ T3391]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  128.625704][ T3391]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  128.625843][ T3391]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.625982][ T3391]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  128.626121][ T3391]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  128.626259][ T3391]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  128.626401][ T3391]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  128.626543][ T3391]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  128.626678][ T3391]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  128.626813][ T3391]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  128.626951][ T3391]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  128.627088][ T3391]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  128.627230][ T3391]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  128.627371][ T3391]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.627512][ T3391]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  128.627656][ T3391]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  128.627794][ T3391]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  128.627930][ T3391]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  128.628073][ T3391]  ? 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))
[  128.628210][ T3391]  ? 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))
[  128.628357][ T3391]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  128.628499][ T3391]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  128.628638][ T3391]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  128.628775][ T3391]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  128.628912][ T3391]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  128.629053][ T3391]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  128.629190][ T3391]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  128.629330][ T3391]  ? copy_msghdr_from_user (net/socket.c:2635)
[  128.629470][ T3391]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  128.629638][ T3391]  ? move_addr_to_kernel (net/socket.c:258)
[  128.629777][ T3391]  ___sys_sendmsg (net/socket.c:2752)
[  128.629913][ T3391]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  128.630053][ T3391]  ? copy_msghdr_from_user (net/socket.c:2603)
[  128.630197][ T3391]  ? 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))
[  128.630341][ T3391]  __sys_sendmsg (net/socket.c:2784)
[  128.630484][ T3391]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  128.630626][ T3391]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.630761][ T3391]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.630897][ T3391]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  128.631038][ T3391]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  128.631177][ T3391]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  128.631313][ T3391]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  128.631498][ T3391] RIP: 0033:0x7f6a0842608e
[  128.631640][ T3391] 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
[  128.632123][ T3391] RSP: 002b:00007ffc2787b4c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  128.632334][ T3391] RAX: ffffffffffffffda RBX: 00007ffc2787bc80 RCX: 00007f6a0842608e
[  128.632541][ T3391] RDX: 0000000000000000 RSI: 00007ffc2787b570 RDI: 0000000000000005
[  128.632745][ T3391] RBP: 00007ffc2787b4d0 R08: 0000000000000000 R09: 0000000000000000
[  128.632953][ T3391] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f9
[  128.633159][ T3391] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc2787bc40
| [  128.634793][ T3391] ------------[ cut here ]------------
| [  128.634924][ T3391] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3391
| [  128.635184][ T3391] Modules linked in: vxlan
| [  128.635592][ T3391] Tainted: [W]=WARN
[  128.635697][ T3391] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  128.635861][ T3391] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  128.636035][ T3391] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  128.636518][ T3391] RSP: 0018:ffa00000062171b0 EFLAGS: 00010286
[  128.636686][ T3391] RAX: 00000000ffffffa6 RBX: ff110000027878c0 RCX: 1ff4000000c42dfc
[  128.636888][ T3391] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278797c
[  128.637087][ T3391] RBP: ff1100001c5f9000 R08: 1fe22000004f0f31 R09: ff1100001c332e80
[  128.637282][ T3391] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  128.637488][ T3391] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffab76b3a0
[  128.637687][ T3391] FS:  00007f6a081ec840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  128.637916][ T3391] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  128.638085][ T3391] CR2: 000000000042e5e0 CR3: 000000001c907002 CR4: 0000000000771ef0
[  128.638281][ T3391] PKRU: 55555554
[  128.638389][ T3391] Call Trace:
[  128.638489][ T3391]  <TASK>
[  128.638560][ T3391]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  128.638692][ T3391]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  128.638829][ T3391]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  128.638929][ T3391]  __dev_notify_flags (net/core/dev.c:9787)
[  128.639064][ T3391]  ? netdev_update_features (net/core/dev.c:11098)
[  128.639200][ T3391]  ? netdev_sync_lower_features (./include/net/netdev_lock.h:33)
[  128.639375][ T3391]  ? netif_change_name (net/core/dev.c:1495)
[  128.639514][ T3391]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  128.639644][ T3391]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[  128.639779][ T3391]  ? register_vlan_dev (net/8021q/vlan.c:196)
[  128.639911][ T3391]  ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182)
[  128.640046][ T3391]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[  128.640176][ T3391]  ? nla_strscpy (lib/nlattr.c:795)
[  128.640319][ T3391]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[  128.640458][ T3391]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  128.640590][ T3391]  ? __dev_get_by_name (net/core/dev.c:883)
[  128.640719][ T3391]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  128.640855][ T3391]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  128.640991][ T3391]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  128.641123][ T3391]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.641257][ T3391]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  128.641400][ T3391]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  128.641530][ T3391]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  128.641662][ T3391]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  128.641796][ T3391]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  128.641929][ T3391]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  128.642064][ T3391]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  128.642196][ T3391]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  128.642346][ T3391]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  128.642490][ T3391]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  128.642629][ T3391]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.642759][ T3391]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  128.642891][ T3391]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  128.643026][ T3391]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  128.643158][ T3391]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  128.643293][ T3391]  ? 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))
[  128.643433][ T3391]  ? 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))
[  128.643570][ T3391]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  128.643702][ T3391]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  128.643833][ T3391]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  128.643969][ T3391]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  128.644102][ T3391]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  128.644237][ T3391]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  128.644376][ T3391]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  128.644514][ T3391]  ? copy_msghdr_from_user (net/socket.c:2635)
[  128.644644][ T3391]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  128.644806][ T3391]  ? move_addr_to_kernel (net/socket.c:258)
[  128.644945][ T3391]  ___sys_sendmsg (net/socket.c:2752)
[  128.645076][ T3391]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  128.645210][ T3391]  ? copy_msghdr_from_user (net/socket.c:2603)
[  128.645357][ T3391]  ? 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))
[  128.645496][ T3391]  __sys_sendmsg (net/socket.c:2784)
[  128.645627][ T3391]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  128.645769][ T3391]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.645900][ T3391]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.646037][ T3391]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  128.646170][ T3391]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  128.646302][ T3391]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  128.646444][ T3391]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  128.646609][ T3391] RIP: 0033:0x7f6a0842608e
[  128.646751][ T3391] 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
[  128.647221][ T3391] RSP: 002b:00007ffc2787b4c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  128.647431][ T3391] RAX: ffffffffffffffda RBX: 00007ffc2787bc80 RCX: 00007f6a0842608e
[  128.647630][ T3391] RDX: 0000000000000000 RSI: 00007ffc2787b570 RDI: 0000000000000005
[  128.647832][ T3391] RBP: 00007ffc2787b4d0 R08: 0000000000000000 R09: 0000000000000000
[  128.648032][ T3391] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f9
[  128.648226][ T3391] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc2787bc40
| [  128.703669][ T3393] ------------[ cut here ]------------
| [  128.703833][ T3393] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3393
| [  128.704098][ T3393] Modules linked in: vxlan
| [  128.704511][ T3393] Tainted: [W]=WARN
[  128.704609][ T3393] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  128.704774][ T3393] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  128.704944][ T3393] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  128.705414][ T3393] RSP: 0018:ffa00000061f7020 EFLAGS: 00010286
[  128.705578][ T3393] RAX: 00000000ffffffa6 RBX: ff1100001311d8c0 RCX: 1ff4000000c3edca
[  128.705770][ T3393] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001311d97c
[  128.705962][ T3393] RBP: ff1100001c5f9000 R08: 1fe2200002623b31 R09: ff1100001c93ae58
[  128.706154][ T3393] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[  128.706350][ T3393] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  128.706549][ T3393] FS:  00007f169e2b8840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  128.706780][ T3393] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  128.706946][ T3393] CR2: 0000000006c52988 CR3: 000000001c78f004 CR4: 0000000000771ef0
[  128.707140][ T3393] PKRU: 55555554
[  128.707239][ T3393] Call Trace:
[  128.707341][ T3393]  <TASK>
[  128.707416][ T3393]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  128.707550][ T3393]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  128.707648][ T3393]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  128.707776][ T3393]  __dev_notify_flags (net/core/dev.c:9787)
[  128.707906][ T3393]  ? netif_change_name (net/core/dev.c:1495)
[  128.708041][ T3393]  ? __dev_change_flags (net/core/dev.c:9752)
[  128.708175][ T3393]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[  128.708304][ T3393]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  128.708445][ T3393]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  128.708576][ T3393]  netif_change_flags (net/core/dev.c:9820)
[  128.708705][ T3393]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  128.708834][ T3393]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[  128.708968][ T3393]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  128.709098][ T3393]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  128.709259][ T3393]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  128.709398][ T3393]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  128.709528][ T3393]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  128.709656][ T3393]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  128.709786][ T3393]  ? __kernel_text_address (kernel/extable.c:79)
[  128.709916][ T3393]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  128.710056][ T3393]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.710183][ T3393]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  128.710319][ T3393]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.710453][ T3393]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  128.710582][ T3393]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.710709][ T3393]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.710837][ T3393]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  128.710972][ T3393]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  128.711099][ T3393]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  128.711227][ T3393]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  128.711457][ T3393]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  128.711591][ T3393]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  128.711722][ T3393]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  128.711853][ T3393]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.711984][ T3393]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  128.712113][ T3393]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  128.712243][ T3393]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  128.712459][ T3393]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  128.712591][ T3393]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.712722][ T3393]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  128.712850][ T3393]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  128.712988][ T3393]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  128.713118][ T3393]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  128.713247][ T3393]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  128.713459][ T3393]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  128.713587][ T3393]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  128.713718][ T3393]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  128.713848][ T3393]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.713982][ T3393]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  128.714113][ T3393]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  128.714242][ T3393]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  128.714453][ T3393]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  128.714586][ T3393]  ? 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))
[  128.714713][ T3393]  ? 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))
[  128.714844][ T3393]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  128.714977][ T3393]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  128.715105][ T3393]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  128.715235][ T3393]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  128.715457][ T3393]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  128.715586][ T3393]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  128.715717][ T3393]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  128.715852][ T3393]  ? copy_msghdr_from_user (net/socket.c:2635)
[  128.715986][ T3393]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  128.716145][ T3393]  ? move_addr_to_kernel (net/socket.c:258)
[  128.716275][ T3393]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  128.716421][ T3393]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  128.716552][ T3393]  ___sys_sendmsg (net/socket.c:2752)
[  128.716681][ T3393]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  128.716848][ T3393]  ? copy_msghdr_from_user (net/socket.c:2603)
[  128.716992][ T3393]  __sys_sendmsg (net/socket.c:2784)
[  128.717120][ T3393]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  128.717254][ T3393]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  128.717429][ T3393]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  128.717559][ T3393]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.717691][ T3393]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  128.717819][ T3393]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  128.717952][ T3393]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  128.718081][ T3393]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  128.718241][ T3393] RIP: 0033:0x7f169e4f208e
[  128.718388][ T3393] 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
[  128.718847][ T3393] RSP: 002b:00007ffdc5079550 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  128.719048][ T3393] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f169e4f208e
[  128.719247][ T3393] RDX: 0000000000000000 RSI: 00007ffdc5079600 RDI: 0000000000000005
[  128.719449][ T3393] RBP: 00007ffdc5079560 R08: 0000000000000000 R09: 0000000000000000
[  128.719639][ T3393] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f9
[  128.719827][ T3393] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdc5079cd0
| [  128.762485][ T3394] ------------[ cut here ]------------
| [  128.762649][ T3394] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3394
| [  128.762932][ T3394] Modules linked in: vxlan
| [  128.763376][ T3394] Tainted: [W]=WARN
[  128.763486][ T3394] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  128.763659][ T3394] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  128.763842][ T3394] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  128.764348][ T3394] RSP: 0018:ffa0000006256f70 EFLAGS: 00010286
[  128.764536][ T3394] RAX: 00000000ffffffa6 RBX: ff11000013f6e040 RCX: 1ff4000000c4adb4
[  128.764742][ T3394] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013f6e0fc
[  128.764955][ T3394] RBP: ff1100001b01c000 R08: 1fe22000027edc21 R09: ff1100001c93d180
[  128.765163][ T3394] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  128.765379][ T3394] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  128.765597][ T3394] FS:  00007f760ea0a840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  128.765843][ T3394] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  128.766021][ T3394] CR2: 0000000039c88a28 CR3: 000000001bc5c006 CR4: 0000000000771ef0
[  128.766231][ T3394] PKRU: 55555554
[  128.766342][ T3394] Call Trace:
[  128.766454][ T3394]  <TASK>
[  128.766528][ T3394]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.766669][ T3394]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  128.766808][ T3394]  notifier_call_chain (kernel/notifier.c:85)
[  128.766955][ T3394]  __netdev_upper_dev_link (net/core/dev.c:8931)
[  128.767099][ T3394]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  128.767242][ T3394]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[  128.767397][ T3394]  netdev_upper_dev_link (net/core/dev.c:8972)
[  128.767543][ T3394]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[  128.767684][ T3394] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[  128.767832][ T3394]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[  128.767979][ T3394] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[  128.768121][ T3394]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[  128.768266][ T3394]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[  128.768418][ T3394]  ? nla_strscpy (lib/nlattr.c:795)
[  128.768561][ T3394]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[  128.768703][ T3394]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  128.768843][ T3394]  ? __dev_get_by_name (net/core/dev.c:883)
[  128.768986][ T3394]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  128.769131][ T3394]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  128.769276][ T3394]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  128.769428][ T3394]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.769567][ T3394]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  128.769710][ T3394]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  128.769847][ T3394]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  128.769989][ T3394]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  128.770132][ T3394]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  128.770272][ T3394]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  128.770424][ T3394]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  128.770563][ T3394]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  128.770701][ T3394]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  128.770839][ T3394]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  128.770983][ T3394]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.771126][ T3394]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  128.771265][ T3394]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  128.771421][ T3394]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  128.771560][ T3394]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  128.771702][ T3394]  ? 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))
[  128.771847][ T3394]  ? 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))
[  128.771990][ T3394]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  128.772131][ T3394]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  128.772272][ T3394]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  128.772424][ T3394]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  128.772566][ T3394]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  128.772711][ T3394]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  128.772853][ T3394]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  128.772996][ T3394]  ? copy_msghdr_from_user (net/socket.c:2635)
[  128.773136][ T3394]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  128.773338][ T3394]  ? move_addr_to_kernel (net/socket.c:258)
[  128.773484][ T3394]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  128.773630][ T3394]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  128.773776][ T3394]  ___sys_sendmsg (net/socket.c:2752)
[  128.773915][ T3394]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  128.774092][ T3394]  ? copy_msghdr_from_user (net/socket.c:2603)
[  128.774245][ T3394]  __sys_sendmsg (net/socket.c:2784)
[  128.774396][ T3394]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  128.774539][ T3394]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  128.774715][ T3394]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  128.774856][ T3394]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.775000][ T3394]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  128.775142][ T3394]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  128.775284][ T3394]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  128.775434][ T3394]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  128.775607][ T3394] RIP: 0033:0x7f760ec4408e
[  128.775753][ T3394] 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
[  128.776250][ T3394] RSP: 002b:00007ffd38fa7850 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  128.776472][ T3394] RAX: ffffffffffffffda RBX: 00007ffd38fa7ff8 RCX: 00007f760ec4408e
[  128.776680][ T3394] RDX: 0000000000000000 RSI: 00007ffd38fa7900 RDI: 0000000000000005
[  128.776887][ T3394] RBP: 00007ffd38fa7860 R08: 0000000000000000 R09: 0000000000000000
[  128.777098][ T3394] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f9
[  128.777310][ T3394] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd38fa7fd0
| [  128.779129][ T3394] ------------[ cut here ]------------
| [  128.779269][ T3394] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3394
| [  128.779566][ T3394] Modules linked in: vxlan
| [  128.779988][ T3394] Tainted: [W]=WARN
[  128.780094][ T3394] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  128.780270][ T3394] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  128.780712][ T3394] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  128.781218][ T3394] RSP: 0018:ffa0000006256fd0 EFLAGS: 00010286
[  128.781403][ T3394] RAX: 00000000ffffffa6 RBX: ff11000013f6e580 RCX: 1ff4000000c4adc0
[  128.781615][ T3394] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013f6e63c
[  128.781823][ T3394] RBP: ff1100001c30a000 R08: 1fe22000027edcc9 R09: ff1100001c93d180
[  128.782037][ T3394] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  128.782246][ T3394] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001c30ae44
[  128.782468][ T3394] FS:  00007f760ea0a840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  128.782712][ T3394] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  128.782888][ T3394] CR2: 0000000039c88a28 CR3: 000000001bc5c006 CR4: 0000000000771ef0
[  128.783102][ T3394] PKRU: 55555554
[  128.783209][ T3394] Call Trace:
[  128.783319][ T3394]  <TASK>
[  128.783397][ T3394]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  128.783541][ T3394]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  128.783646][ T3394]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  128.783785][ T3394]  __dev_notify_flags (net/core/dev.c:9787)
[  128.783926][ T3394]  ? netif_change_name (net/core/dev.c:1495)
[  128.784071][ T3394]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[  128.784216][ T3394]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[  128.784369][ T3394]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[  128.784518][ T3394] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[  128.784664][ T3394]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[  128.784809][ T3394] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[  128.784955][ T3394]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[  128.785101][ T3394]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[  128.785243][ T3394]  ? nla_strscpy (lib/nlattr.c:795)
[  128.785396][ T3394]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[  128.785538][ T3394]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[  128.785680][ T3394]  ? __dev_get_by_name (net/core/dev.c:883)
[  128.785820][ T3394]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[  128.785969][ T3394]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[  128.786114][ T3394]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  128.786256][ T3394]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.786410][ T3394]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  128.786553][ T3394]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  128.786692][ T3394]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  128.786834][ T3394]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  128.786982][ T3394]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  128.787124][ T3394]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  128.787265][ T3394]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  128.787417][ T3394]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  128.787558][ T3394]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  128.787697][ T3394]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  128.787837][ T3394]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.787981][ T3394]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  128.788121][ T3394]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  128.788263][ T3394]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  128.788416][ T3394]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  128.788559][ T3394]  ? 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))
[  128.788699][ T3394]  ? 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))
[  128.788841][ T3394]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  128.788987][ T3394]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  128.789129][ T3394]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  128.789270][ T3394]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  128.789425][ T3394]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  128.789567][ T3394]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  128.789710][ T3394]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  128.789855][ T3394]  ? copy_msghdr_from_user (net/socket.c:2635)
[  128.789998][ T3394]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  128.790174][ T3394]  ? move_addr_to_kernel (net/socket.c:258)
[  128.790322][ T3394]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  128.790468][ T3394]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  128.790609][ T3394]  ___sys_sendmsg (net/socket.c:2752)
[  128.790749][ T3394]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  128.790929][ T3394]  ? copy_msghdr_from_user (net/socket.c:2603)
[  128.791084][ T3394]  __sys_sendmsg (net/socket.c:2784)
[  128.791224][ T3394]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  128.791373][ T3394]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  128.791557][ T3394]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  128.791696][ T3394]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.791836][ T3394]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  128.791984][ T3394]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  128.792124][ T3394]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  128.792268][ T3394]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  128.792452][ T3394] RIP: 0033:0x7f760ec4408e
[  128.792598][ T3394] 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
[  128.793099][ T3394] RSP: 002b:00007ffd38fa7850 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  128.793312][ T3394] RAX: ffffffffffffffda RBX: 00007ffd38fa7ff8 RCX: 00007f760ec4408e
[  128.793533][ T3394] RDX: 0000000000000000 RSI: 00007ffd38fa7900 RDI: 0000000000000005
[  128.793744][ T3394] RBP: 00007ffd38fa7860 R08: 0000000000000000 R09: 0000000000000000
[  128.793956][ T3394] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0f9
[  128.794165][ T3394] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd38fa7fd0
| [  128.830326][ T3395] ------------[ cut here ]------------
| [  128.830472][ T3395] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3395
| [  128.830738][ T3395] Modules linked in: vxlan
| [  128.831153][ T3395] Tainted: [W]=WARN
[  128.831255][ T3395] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  128.831433][ T3395] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  128.831606][ T3395] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  128.832085][ T3395] RSP: 0018:ffa0000006256ee0 EFLAGS: 00010286
[  128.832254][ T3395] RAX: 00000000ffffffa6 RBX: ff110000177d5c40 RCX: 1ff4000000c4ada2
[  128.832462][ T3395] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000177d5cfc
[  128.832661][ T3395] RBP: ff1100001c30a000 R08: 1fe2200002efaba1 R09: ff1100001c670b58
[  128.832857][ T3395] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  128.833058][ T3395] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  128.833258][ T3395] FS:  00007f6b65d8c840(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  128.833499][ T3395] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  128.833666][ T3395] CR2: 00000000085cd988 CR3: 000000001c7bf006 CR4: 0000000000771ef0
[  128.833867][ T3395] PKRU: 55555554
[  128.833970][ T3395] Call Trace:
[  128.834070][ T3395]  <TASK>
[  128.834140][ T3395]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.834276][ T3395]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  128.834428][ T3395]  notifier_call_chain (kernel/notifier.c:85)
[  128.834564][ T3395]  __netdev_upper_dev_link (net/core/dev.c:8931)
[  128.834697][ T3395]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  128.834831][ T3395]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  128.834970][ T3395]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  128.835112][ T3395]  netdev_master_upper_dev_link (net/core/dev.c:9001)
[  128.835246][ T3395]  ? netdev_upper_dev_link (net/core/dev.c:8974)
[  128.835392][ T3395]  ? netdev_is_rx_handler_busy (net/core/dev.c:5878 (discriminator 4))
[  128.835529][ T3395]  ? sysfs_do_create_link_sd (fs/sysfs/symlink.c:45)
[  128.835667][ T3395]  ? netdev_rx_handler_register (net/core/dev.c:5900)
[  128.835805][ T3395]  br_add_if (net/bridge/br_if.c:619)
[  128.835917][ T3395]  do_set_master (net/core/rtnetlink.c:3011)
[  128.836058][ T3395]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  128.836198][ T3395]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  128.837050][ T3395]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  128.837194][ T3395]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  128.837429][ T3395]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  128.837570][ T3395]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  128.837703][ T3395]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  128.837837][ T3395]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  128.837977][ T3395]  ? __kernel_text_address (kernel/extable.c:79)
[  128.838113][ T3395]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  128.838250][ T3395]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.838395][ T3395]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  128.838532][ T3395]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.838666][ T3395]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  128.838804][ T3395]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.838938][ T3395]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.839076][ T3395]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  128.839214][ T3395]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  128.839354][ T3395]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  128.839493][ T3395]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  128.839630][ T3395]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  128.839766][ T3395]  ? nla_get_range_signed (lib/nlattr.c:270)
[  128.839903][ T3395]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  128.840044][ T3395]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  128.840181][ T3395]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.840326][ T3395]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  128.840468][ T3395]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  128.840604][ T3395]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  128.840741][ T3395]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  128.840878][ T3395]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.841016][ T3395]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  128.841151][ T3395]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  128.841292][ T3395]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  128.841438][ T3395]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  128.841576][ T3395]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  128.841718][ T3395]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  128.841854][ T3395]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  128.841992][ T3395]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  128.842131][ T3395]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.842266][ T3395]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  128.842412][ T3395]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  128.842547][ T3395]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  128.842682][ T3395]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  128.842823][ T3395]  ? 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))
[  128.842959][ T3395]  ? 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))
[  128.843096][ T3395]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  128.843233][ T3395]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  128.843375][ T3395]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  128.843519][ T3395]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  128.843661][ T3395]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  128.843798][ T3395]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  128.843945][ T3395]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  128.844081][ T3395]  ? copy_msghdr_from_user (net/socket.c:2635)
[  128.844218][ T3395]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  128.844395][ T3395]  ? move_addr_to_kernel (net/socket.c:258)
[  128.844531][ T3395]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  128.844667][ T3395]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  128.844801][ T3395]  ___sys_sendmsg (net/socket.c:2752)
[  128.844940][ T3395]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  128.845110][ T3395]  ? copy_msghdr_from_user (net/socket.c:2603)
[  128.845257][ T3395]  __sys_sendmsg (net/socket.c:2784)
[  128.845400][ T3395]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  128.845535][ T3395]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  128.845710][ T3395]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  128.845851][ T3395]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.845989][ T3395]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  128.846123][ T3395]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  128.846257][ T3395]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  128.846399][ T3395]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  128.846573][ T3395] RIP: 0033:0x7f6b65fc608e
[  128.846712][ T3395] 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
[  128.847189][ T3395] RSP: 002b:00007ffe5df99dc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  128.847400][ T3395] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6b65fc608e
[  128.847609][ T3395] RDX: 0000000000000000 RSI: 00007ffe5df99e70 RDI: 0000000000000005
[  128.847812][ T3395] RBP: 00007ffe5df99dd0 R08: 0000000000000000 R09: 0000000000000000
[  128.848016][ T3395] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0fa
[  128.848216][ T3395] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe5df9a540
| [  128.850187][ T3395] ------------[ cut here ]------------
| [  128.850500][ T3395] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3395
| [  128.851018][ T3395] Modules linked in: vxlan
| [  128.852218][ T3395] Tainted: [W]=WARN
[  128.852475][ T3395] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  128.852829][ T3395] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  128.853191][ T3395] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  128.854103][ T3395] RSP: 0018:ffa0000006256ea0 EFLAGS: 00010286
[  128.854487][ T3395] RAX: 00000000ffffffa6 RBX: ff110000177d5e00 RCX: 1ff4000000c4ad9a
[  128.854894][ T3395] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000177d5ebc
[  128.855298][ T3395] RBP: ff1100001c30a000 R08: 1fe2200002efabd9 R09: ff1100001c670b58
[  128.855737][ T3395] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[  128.856135][ T3395] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001c936408
[  128.856571][ T3395] FS:  00007f6b65d8c840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  128.857032][ T3395] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  128.857407][ T3395] CR2: 000055669eb10d5c CR3: 000000001c7bf005 CR4: 0000000000771ef0
[  128.857818][ T3395] PKRU: 55555554
[  128.858048][ T3395] Call Trace:
[  128.858278][ T3395]  <TASK>
[  128.858481][ T3395]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  128.858778][ T3395]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  128.859014][ T3395]  __dev_notify_flags (net/core/dev.c:9787)
[  128.859304][ T3395]  ? netdev_notice (net/core/dev.c:13008)
[  128.859623][ T3395]  ? netif_change_name (net/core/dev.c:1495)
[  128.859910][ T3395]  ? dev_get_min_mp_channel_count (./include/net/netdev_lock.h:30 (discriminator 1))
[  128.860256][ T3395]  ? netif_disable_lro (net/core/dev.c:11098 net/core/dev.c:1830)
[  128.860568][ T3395]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[  128.860861][ T3395]  __dev_set_promiscuity (net/core/dev.c:9630)
[  128.861143][ T3395]  netif_set_promiscuity (net/core/dev.c:9639)
[  128.861460][ T3395]  dev_set_promiscuity (net/core/dev_api.c:288)
[  128.861749][ T3395]  br_port_set_promisc (net/bridge/br_if.c:108)
[  128.862033][ T3395]  br_manage_promisc (net/bridge/br_if.c:174)
[  128.862341][ T3395]  br_add_if (net/bridge/br_if.c:242 net/bridge/br_if.c:627)
[  128.862588][ T3395]  do_set_master (net/core/rtnetlink.c:3011)
[  128.862875][ T3395]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  128.863161][ T3395]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  128.863482][ T3395]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  128.863781][ T3395]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  128.864126][ T3395]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  128.864440][ T3395]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  128.864731][ T3395]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  128.865014][ T3395]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  128.865285][ T3395]  ? __kernel_text_address (kernel/extable.c:79)
[  128.865605][ T3395]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  128.865909][ T3395]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.866195][ T3395]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  128.866515][ T3395]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.866808][ T3395]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  128.867093][ T3395]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.867407][ T3395]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.867700][ T3395]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  128.867997][ T3395]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  128.868284][ T3395]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  128.868603][ T3395]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  128.868897][ T3395]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  128.869184][ T3395]  ? nla_get_range_signed (lib/nlattr.c:270)
[  128.869505][ T3395]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  128.869802][ T3395]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  128.870081][ T3395]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.870393][ T3395]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  128.870686][ T3395]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  128.870977][ T3395]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  128.871264][ T3395]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  128.871586][ T3395]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.871875][ T3395]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  128.872163][ T3395]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  128.872478][ T3395]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  128.872779][ T3395]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  128.873066][ T3395]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  128.873372][ T3395]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  128.873668][ T3395]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  128.873952][ T3395]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  128.874242][ T3395]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.874557][ T3395]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  128.874855][ T3395]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  128.875125][ T3395]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  128.875440][ T3395]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  128.875737][ T3395]  ? 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))
[  128.876021][ T3395]  ? 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))
[  128.876311][ T3395]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  128.876625][ T3395]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  128.876912][ T3395]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  128.877207][ T3395]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  128.877518][ T3395]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  128.877807][ T3395]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  128.878097][ T3395]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  128.878413][ T3395]  ? copy_msghdr_from_user (net/socket.c:2635)
[  128.878703][ T3395]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  128.879033][ T3395]  ? move_addr_to_kernel (net/socket.c:258)
[  128.879340][ T3395]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  128.879634][ T3395]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  128.879922][ T3395]  ___sys_sendmsg (net/socket.c:2752)
[  128.880204][ T3395]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  128.880569][ T3395]  ? copy_msghdr_from_user (net/socket.c:2603)
[  128.880878][ T3395]  __sys_sendmsg (net/socket.c:2784)
[  128.881162][ T3395]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  128.881476][ T3395]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  128.881826][ T3395]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  128.882112][ T3395]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.882425][ T3395]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  128.882715][ T3395]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  128.883002][ T3395]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  128.883285][ T3395]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  128.883652][ T3395] RIP: 0033:0x7f6b65fc608e
[  128.883953][ T3395] 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
[  128.884859][ T3395] RSP: 002b:00007ffe5df99dc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  128.885260][ T3395] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6b65fc608e
[  128.885685][ T3395] RDX: 0000000000000000 RSI: 00007ffe5df99e70 RDI: 0000000000000005
[  128.886073][ T3395] RBP: 00007ffe5df99dd0 R08: 0000000000000000 R09: 0000000000000000
[  128.886498][ T3395] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0fa
[  128.886896][ T3395] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe5df9a540
| [  128.890432][ T3395] ------------[ cut here ]------------
| [  128.890692][ T3395] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3395
| [  128.891160][ T3395] Modules linked in: vxlan
| [  128.891954][ T3395] Tainted: [W]=WARN
[  128.892174][ T3395] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  128.892527][ T3395] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  128.892865][ T3395] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  128.893718][ T3395] RSP: 0018:ffa0000006256f78 EFLAGS: 00010286
[  128.894035][ T3395] RAX: 00000000ffffffa6 RBX: ff11000016bb0040 RCX: 1ff4000000c4adb5
[  128.894440][ T3395] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000016bb00fc
[  128.894823][ T3395] RBP: ff1100001c29a000 R08: 1fe2200002d76021 R09: ff1100001c670b58
[  128.895198][ T3395] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  128.895600][ T3395] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000002
[  128.895976][ T3395] FS:  00007f6b65d8c840(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  128.896439][ T3395] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  128.896768][ T3395] CR2: 000055669eb10d5c CR3: 000000001c7bf005 CR4: 0000000000771ef0
[  128.897145][ T3395] PKRU: 55555554
[  128.897377][ T3395] Call Trace:
[  128.897604][ T3395]  <TASK>
[  128.897771][ T3395]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.898035][ T3395]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  128.898308][ T3395]  notifier_call_chain (kernel/notifier.c:85)
[  128.898614][ T3395]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[  128.898943][ T3395]  ? br_get_link_af_size_filtered (./include/linux/rcupdate.h:871 net/bridge/br_netlink.c:114)
[  128.899269][ T3395]  ? netdev_change_features (net/core/dev.c:11117)
[  128.899568][ T3395]  ? br_opt_toggle (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:767 net/bridge/br.c:391)
[  128.899846][ T3395]  br_add_if (net/bridge/br_if.c:683)
[  128.900070][ T3395]  do_set_master (net/core/rtnetlink.c:3011)
[  128.900358][ T3395]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  128.900637][ T3395]  do_setlink.isra.0 (net/core/rtnetlink.c:3213 (discriminator 1))
[  128.900911][ T3395]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  128.901182][ T3395]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  128.901530][ T3395]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  128.901802][ T3395]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  128.902072][ T3395]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  128.902367][ T3395]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  128.902648][ T3395]  ? __kernel_text_address (kernel/extable.c:79)
[  128.902921][ T3395]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  128.903193][ T3395]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.903492][ T3395]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  128.903767][ T3395]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.904032][ T3395]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  128.904309][ T3395]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.904607][ T3395]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.904880][ T3395]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  128.905149][ T3395]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  128.905445][ T3395]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  128.905728][ T3395]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  128.906005][ T3395]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  128.906275][ T3395]  ? nla_get_range_signed (lib/nlattr.c:270)
[  128.906587][ T3395]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  128.906867][ T3395]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  128.907140][ T3395]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.907437][ T3395]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  128.907711][ T3395]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  128.907983][ T3395]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  128.908254][ T3395]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  128.908559][ T3395]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.908837][ T3395]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  128.909094][ T3395]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  128.909390][ T3395]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  128.909669][ T3395]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  128.909941][ T3395]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  128.910213][ T3395]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  128.910508][ T3395]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  128.910782][ T3395]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  128.911053][ T3395]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.911342][ T3395]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  128.911627][ T3395]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  128.911899][ T3395]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  128.912171][ T3395]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  128.912483][ T3395]  ? 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))
[  128.912757][ T3395]  ? 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))
[  128.913037][ T3395]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  128.913311][ T3395]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  128.913604][ T3395]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  128.913878][ T3395]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  128.914144][ T3395]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  128.914608][ T3395]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  128.914891][ T3395]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  128.915173][ T3395]  ? copy_msghdr_from_user (net/socket.c:2635)
[  128.915479][ T3395]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  128.915964][ T3395]  ? move_addr_to_kernel (net/socket.c:258)
[  128.916239][ T3395]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  128.916536][ T3395]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  128.916812][ T3395]  ___sys_sendmsg (net/socket.c:2752)
[  128.917238][ T3395]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  128.917602][ T3395]  ? copy_msghdr_from_user (net/socket.c:2603)
[  128.917898][ T3395]  __sys_sendmsg (net/socket.c:2784)
[  128.918159][ T3395]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  128.918453][ T3395]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  128.918778][ T3395]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  128.919046][ T3395]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.919334][ T3395]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  128.919771][ T3395]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  128.920045][ T3395]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  128.920337][ T3395]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  128.920668][ T3395] RIP: 0033:0x7f6b65fc608e
[  128.921119][ T3395] 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
[  128.922123][ T3395] RSP: 002b:00007ffe5df99dc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  128.922533][ T3395] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6b65fc608e
[  128.922912][ T3395] RDX: 0000000000000000 RSI: 00007ffe5df99e70 RDI: 0000000000000005
[  128.923473][ T3395] RBP: 00007ffe5df99dd0 R08: 0000000000000000 R09: 0000000000000000
[  128.923862][ T3395] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0fa
[  128.924241][ T3395] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe5df9a540
| [  128.956546][ T3396] ------------[ cut here ]------------
| [  128.956691][ T3396] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3396
| [  128.956957][ T3396] Modules linked in: vxlan
| [  128.957793][ T3396] Tainted: [W]=WARN
[  128.957896][ T3396] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  128.958059][ T3396] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  128.958226][ T3396] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  128.958687][ T3396] RSP: 0018:ffa0000006257020 EFLAGS: 00010286
[  128.958847][ T3396] RAX: 00000000ffffffa6 RBX: ff1100001af89700 RCX: 1ff4000000c4adca
[  128.959042][ T3396] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001af897bc
[  128.959234][ T3396] RBP: ff1100001c30a000 R08: 1fe22000035f12f9 R09: ff1100001c672e58
[  128.959434][ T3396] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[  128.959622][ T3396] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  128.959814][ T3396] FS:  00007f2c6903c840(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  128.960051][ T3396] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  128.960212][ T3396] CR2: 000000003d6d1988 CR3: 000000001c139003 CR4: 0000000000771ef0
[  128.960414][ T3396] PKRU: 55555554
[  128.960510][ T3396] Call Trace:
[  128.960611][ T3396]  <TASK>
[  128.960677][ T3396]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  128.960809][ T3396]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  128.960907][ T3396]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  128.961044][ T3396]  __dev_notify_flags (net/core/dev.c:9787)
[  128.961173][ T3396]  ? netif_change_name (net/core/dev.c:1495)
[  128.961301][ T3396]  ? __dev_change_flags (net/core/dev.c:9752)
[  128.961441][ T3396]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[  128.961569][ T3396]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  128.961698][ T3396]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[  128.961830][ T3396]  netif_change_flags (net/core/dev.c:9820)
[  128.961961][ T3396]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  128.962090][ T3396]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[  128.962218][ T3396]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[  128.962352][ T3396]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[  128.962518][ T3396]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  128.962646][ T3396]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  128.962772][ T3396]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[  128.962899][ T3396]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  128.963029][ T3396]  ? __kernel_text_address (kernel/extable.c:79)
[  128.963156][ T3396]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  128.963285][ T3396]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.963424][ T3396]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  128.963554][ T3396]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.963680][ T3396]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  128.963806][ T3396]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.963932][ T3396]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.964063][ T3396]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[  128.964193][ T3396]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[  128.964329][ T3396]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[  128.964461][ T3396]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[  128.964598][ T3396]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  128.964727][ T3396]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[  128.964857][ T3396]  rtnl_newlink (net/core/rtnetlink.c:4150)
[  128.964994][ T3396]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.965119][ T3396]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  128.965250][ T3396]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  128.965392][ T3396]  ? mark_usage (kernel/locking/lockdep.c:4674)
[  128.965519][ T3396]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  128.965654][ T3396]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.965779][ T3396]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  128.965906][ T3396]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  128.966037][ T3396]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  128.966169][ T3396]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[  128.966297][ T3396]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[  128.966435][ T3396]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  128.966564][ T3396]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  128.966692][ T3396]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  128.966820][ T3396]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  128.966950][ T3396]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  128.967078][ T3396]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[  128.967207][ T3396]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  128.967341][ T3396]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  128.967482][ T3396]  ? 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))
[  128.967612][ T3396]  ? 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))
[  128.967744][ T3396]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  128.967872][ T3396]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  128.968008][ T3396]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[  128.968142][ T3396]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[  128.968276][ T3396]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[  128.968419][ T3396]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[  128.968547][ T3396]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[  128.968677][ T3396]  ? copy_msghdr_from_user (net/socket.c:2635)
[  128.968803][ T3396]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[  128.968966][ T3396]  ? move_addr_to_kernel (net/socket.c:258)
[  128.969095][ T3396]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[  128.969223][ T3396]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[  128.969359][ T3396]  ___sys_sendmsg (net/socket.c:2752)
[  128.969490][ T3396]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[  128.969651][ T3396]  ? copy_msghdr_from_user (net/socket.c:2603)
[  128.969791][ T3396]  __sys_sendmsg (net/socket.c:2784)
[  128.969920][ T3396]  ? __sys_sendmsg_sock (net/socket.c:2765)
[  128.970049][ T3396]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  128.970214][ T3396]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  128.970349][ T3396]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  128.970488][ T3396]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[  128.970617][ T3396]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[  128.970745][ T3396]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[  128.970872][ T3396]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  128.971035][ T3396] RIP: 0033:0x7f2c6927608e
[  128.971170][ T3396] 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
[  128.971642][ T3396] RSP: 002b:00007fff2e581470 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  128.971835][ T3396] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2c6927608e
[  128.972034][ T3396] RDX: 0000000000000000 RSI: 00007fff2e581520 RDI: 0000000000000005
[  128.972225][ T3396] RBP: 00007fff2e581480 R08: 0000000000000000 R09: 0000000000000000
[  128.972432][ T3396] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d0fa
[  128.972623][ T3396] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff2e581bf0
| [  129.673128][   T12] ------------[ cut here ]------------
| [  129.673298][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  129.673577][   T12] Modules linked in: vxlan
| [  129.674010][   T12] Tainted: [W]=WARN
[  129.674107][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  129.674267][   T12] Workqueue: netns cleanup_net
[  129.674415][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  129.674585][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  129.675048][   T12] RSP: 0018:ffa00000000c7750 EFLAGS: 00010286
[  129.675260][   T12] RAX: 00000000ffffffa6 RBX: ff11000012a618c0 RCX: 1ff4000000018eb0
[  129.675494][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012a6197c
[  129.675682][   T12] RBP: ff11000008291000 R08: 1fe220000254c331 R09: ff11000001aed1d0
[  129.675869][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  129.676067][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  129.676257][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  129.676500][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  129.676661][   T12] CR2: 00007f9f55a6c930 CR3: 0000000004d38003 CR4: 0000000000771ef0
[  129.676851][   T12] PKRU: 55555554
[  129.676951][   T12] Call Trace:
[  129.677046][   T12]  <TASK>
[  129.677113][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  129.677244][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  129.677385][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  129.677518][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[  129.677645][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[  129.677805][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  129.677932][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  129.678062][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  129.678222][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[  129.678355][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[  129.678514][   T12] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[  129.678644][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  129.678772][   T12]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[  129.678928][   T12]  ? call_nexthop_notifiers (net/ipv4/nexthop.c:254 (discriminator 2))
[  129.679063][   T12] vxlan_exit_rtnl (drivers/net/vxlan/vxlan_core.c:4942 drivers/net/vxlan/vxlan_core.c:4953) vxlan
[  129.679194][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[  129.679330][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  129.679461][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  129.679592][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  129.679721][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  129.679847][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  129.679979][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  129.680104][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  129.680232][   T12]  process_one_work (kernel/workqueue.c:3314)
[  129.680367][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  129.680504][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  129.680637][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  129.680768][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  129.680893][   T12]  kthread (kernel/kthread.c:436)
[  129.680992][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  129.681152][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  129.681277][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  129.681417][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  129.681581][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  129.681707][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  129.681834][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  129.683675][   T12] ------------[ cut here ]------------
| [  129.683811][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  129.684065][   T12] Modules linked in: vxlan
| [  129.684504][   T12] Tainted: [W]=WARN
[  129.684601][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  129.684760][   T12] Workqueue: netns cleanup_net
[  129.684892][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  129.685064][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  129.685529][   T12] RSP: 0018:ffa00000000c7750 EFLAGS: 00010286
[  129.685697][   T12] RAX: 00000000ffffffa6 RBX: ff110000145611c0 RCX: 1ff4000000018eb0
[  129.685890][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001456127c
[  129.686088][   T12] RBP: ff11000008291000 R08: 1fe22000028ac251 R09: ff11000001aed1d0
[  129.686279][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  129.686481][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  129.686671][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  129.686894][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  129.687056][   T12] CR2: 00007fb45c428574 CR3: 000000000d14d006 CR4: 0000000000771ef0
[  129.687244][   T12] PKRU: 55555554
[  129.687350][   T12] Call Trace:
[  129.687452][   T12]  <TASK>
[  129.687519][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  129.687655][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  129.687786][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  129.687922][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[  129.688057][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[  129.688216][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  129.688349][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  129.688486][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  129.688648][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[  129.688773][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[  129.688931][   T12] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[  129.689067][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  129.689199][   T12]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[  129.689363][   T12]  ? call_nexthop_notifiers (net/ipv4/nexthop.c:254 (discriminator 2))
[  129.689501][   T12] vxlan_exit_rtnl (drivers/net/vxlan/vxlan_core.c:4942 drivers/net/vxlan/vxlan_core.c:4953) vxlan
[  129.689631][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[  129.689758][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  129.689882][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  129.690014][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  129.690140][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  129.690269][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  129.690411][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  129.690536][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  129.690661][   T12]  process_one_work (kernel/workqueue.c:3314)
[  129.690790][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  129.690915][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  129.691050][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  129.691184][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  129.691310][   T12]  kthread (kernel/kthread.c:436)
[  129.691416][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  129.691574][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  129.691701][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  129.691828][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  129.691986][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  129.692115][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  129.692241][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  129.693898][   T12] ------------[ cut here ]------------
| [  129.694026][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  129.694270][   T12] Modules linked in: vxlan
| [  129.694704][   T12] Tainted: [W]=WARN
[  129.694800][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  129.694960][   T12] Workqueue: netns cleanup_net
[  129.695097][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  129.695264][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  129.695757][   T12] RSP: 0018:ffa00000000c7750 EFLAGS: 00010286
[  129.695917][   T12] RAX: 00000000ffffffa6 RBX: ff1100001472b1c0 RCX: 1ff4000000018eb0
[  129.696107][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001472b27c
[  129.696302][   T12] RBP: ff11000008291000 R08: 1fe22000028e5651 R09: ff11000001aed1d0
[  129.696554][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  129.696750][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  129.696947][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  129.697168][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  129.697333][   T12] CR2: 00007fb45c428574 CR3: 000000000d14d006 CR4: 0000000000771ef0
[  129.697534][   T12] PKRU: 55555554
[  129.697629][   T12] Call Trace:
[  129.697725][   T12]  <TASK>
[  129.697795][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  129.697923][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  129.698055][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  129.698185][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[  129.698311][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[  129.698487][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  129.698613][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  129.698773][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[  129.698900][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[  129.699066][   T12] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[  129.699195][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  129.699324][   T12]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[  129.699483][   T12]  ? call_nexthop_notifiers (net/ipv4/nexthop.c:254 (discriminator 2))
[  129.699615][   T12] vxlan_exit_rtnl (drivers/net/vxlan/vxlan_core.c:4942 drivers/net/vxlan/vxlan_core.c:4953) vxlan
[  129.699744][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[  129.699870][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  129.699998][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  129.700126][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  129.700253][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  129.700393][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  129.700525][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  129.700650][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  129.700777][   T12]  process_one_work (kernel/workqueue.c:3314)
[  129.700906][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  129.701035][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  129.701165][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  129.701297][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  129.701435][   T12]  kthread (kernel/kthread.c:436)
[  129.701531][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  129.701687][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  129.701814][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  129.701941][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  129.702105][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  129.702234][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  129.702364][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  129.704043][   T12] ------------[ cut here ]------------
| [  129.704165][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  129.704425][   T12] Modules linked in: vxlan
| [  129.704832][   T12] Tainted: [W]=WARN
[  129.704927][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  129.705085][   T12] Workqueue: netns cleanup_net
[  129.705215][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  129.705388][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  129.705838][   T12] RSP: 0018:ffa00000000c7750 EFLAGS: 00010286
[  129.706005][   T12] RAX: 00000000ffffffa6 RBX: ff1100001472b8c0 RCX: 1ff4000000018eb0
[  129.706195][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001472b97c
[  129.706393][   T12] RBP: ff11000008291000 R08: 1fe22000028e5731 R09: ff11000001aed1d0
[  129.706582][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  129.706770][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  129.706965][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  129.707181][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  129.707347][   T12] CR2: 00007fb45c428574 CR3: 000000000d14d006 CR4: 0000000000771ef0
[  129.707541][   T12] PKRU: 55555554
[  129.707634][   T12] Call Trace:
[  129.707727][   T12]  <TASK>
[  129.707797][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  129.707922][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  129.708048][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  129.708182][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[  129.708308][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[  129.708484][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  129.708611][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  129.708740][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  129.708897][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[  129.709027][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[  129.709188][   T12] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[  129.709326][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  129.709458][   T12]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[  129.709617][   T12]  ? call_nexthop_notifiers (net/ipv4/nexthop.c:254 (discriminator 2))
[  129.709747][   T12] vxlan_exit_rtnl (drivers/net/vxlan/vxlan_core.c:4942 drivers/net/vxlan/vxlan_core.c:4953) vxlan
[  129.709875][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[  129.710005][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  129.710128][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  129.710257][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  129.710395][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  129.710525][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  129.710652][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  129.710778][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  129.710905][   T12]  process_one_work (kernel/workqueue.c:3314)
[  129.711037][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  129.711161][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  129.711291][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  129.711433][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  129.711558][   T12]  kthread (kernel/kthread.c:436)
[  129.711652][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  129.711809][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  129.711934][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  129.712064][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  129.712222][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  129.712352][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  129.712482][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  129.714121][   T12] ------------[ cut here ]------------
| [  129.714244][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  129.714506][   T12] Modules linked in: vxlan
| [  129.714915][   T12] Tainted: [W]=WARN
[  129.715012][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  129.715169][   T12] Workqueue: netns cleanup_net
[  129.715304][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  129.716024][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  129.716562][   T12] RSP: 0018:ffa00000000c7750 EFLAGS: 00010286
[  129.716720][   T12] RAX: 00000000ffffffa6 RBX: ff11000013f6e200 RCX: 1ff4000000018eb0
[  129.716912][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013f6e2bc
[  129.717104][   T12] RBP: ff11000008291000 R08: 1fe22000027edc59 R09: ff11000001aed1d0
[  129.717298][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  129.717552][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  129.717744][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  129.717969][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  129.718180][   T12] CR2: 00007fb45c428574 CR3: 000000000d14d006 CR4: 0000000000771ef0
[  129.718435][   T12] PKRU: 55555554
[  129.718531][   T12] Call Trace:
[  129.718625][   T12]  <TASK>
[  129.718690][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  129.718817][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  129.718948][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  129.719078][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[  129.719209][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[  129.719429][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  129.719557][   T12]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[  129.719713][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  129.719839][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  129.720001][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[  129.720128][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[  129.720287][   T12] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[  129.720474][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  129.720602][   T12]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[  129.720761][   T12]  ? call_nexthop_notifiers (net/ipv4/nexthop.c:254 (discriminator 2))
[  129.720895][   T12] vxlan_exit_rtnl (drivers/net/vxlan/vxlan_core.c:4942 drivers/net/vxlan/vxlan_core.c:4953) vxlan
[  129.721027][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[  129.721157][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  129.721282][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  129.721471][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  129.721602][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  129.721731][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  129.721858][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  129.721985][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  129.722116][   T12]  process_one_work (kernel/workqueue.c:3314)
[  129.722248][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  129.722434][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  129.722566][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  129.722696][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  129.722822][   T12]  kthread (kernel/kthread.c:436)
[  129.722921][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  129.723081][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  129.723215][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  129.723403][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  129.723562][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  129.723690][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  129.723822][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  129.725768][   T12] ------------[ cut here ]------------
| [  129.725891][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  129.726145][   T12] Modules linked in: vxlan
| [  129.726590][   T12] Tainted: [W]=WARN
[  129.726687][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  129.726851][   T12] Workqueue: netns cleanup_net
[  129.726985][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  129.727156][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  129.727626][   T12] RSP: 0018:ffa00000000c77b0 EFLAGS: 00010286
[  129.727786][   T12] RAX: 00000000ffffffa6 RBX: ff11000013f6fc40 RCX: 1ff4000000018ebc
[  129.727980][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013f6fcfc
[  129.728173][   T12] RBP: ff11000011532000 R08: 1fe22000027edfa1 R09: ff11000001aed1d0
[  129.728386][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000100
[  129.728577][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  129.728772][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  129.729001][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  129.729163][   T12] CR2: 00007f9f55a6c930 CR3: 0000000004d38003 CR4: 0000000000771ef0
[  129.729369][   T12] PKRU: 55555554
[  129.729471][   T12] Call Trace:
[  129.729566][   T12]  <TASK>
[  129.729633][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  129.729763][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  129.729860][   T12]  __dev_notify_flags (net/core/dev.c:9787)
[  129.729989][   T12]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[  129.730126][   T12]  ? netdev_notice (net/core/dev.c:13008)
[  129.730254][   T12]  ? netif_change_name (net/core/dev.c:1495)
[  129.730396][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  129.730525][   T12]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[  129.730655][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  129.730783][   T12]  __dev_set_promiscuity (net/core/dev.c:9630)
[  129.730909][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  129.731041][   T12]  netif_set_promiscuity (net/core/dev.c:9639)
[  129.731169][   T12]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[  129.731297][   T12]  dev_set_promiscuity (net/core/dev_api.c:288)
[  129.731438][   T12]  del_nbp (net/bridge/br_if.c:254 net/bridge/br_if.c:340)
[  129.731546][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[  129.731676][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[  129.731806][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[  129.731936][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  129.732067][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  129.732203][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  129.732339][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  129.732471][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  129.732601][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  129.732727][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  129.732856][   T12]  process_one_work (kernel/workqueue.c:3314)
[  129.732990][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  129.733119][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  129.733251][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  129.733397][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  129.733524][   T12]  kthread (kernel/kthread.c:436)
[  129.733622][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  129.733782][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  129.733909][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  129.734041][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  129.734200][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  129.734331][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  129.734464][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  129.737613][   T12] ------------[ cut here ]------------
| [  129.737744][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  129.738000][   T12] Modules linked in: vxlan
| [  129.738423][   T12] Tainted: [W]=WARN
[  129.738517][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  129.738673][   T12] Workqueue: netns cleanup_net
[  129.738806][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  129.738972][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  129.739427][   T12] RSP: 0018:ffa00000000c77d0 EFLAGS: 00010286
[  129.739594][   T12] RAX: 00000000ffffffa6 RBX: ff1100000549d1c0 RCX: 1ff4000000018ec0
[  129.739787][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000549d27c
[  129.739976][   T12] RBP: ff11000011532000 R08: 1fe2200000a93a51 R09: ff11000001aed1d0
[  129.740161][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  129.740357][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  129.740549][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  129.740766][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  129.740922][   T12] CR2: 00007f9f55a6c930 CR3: 0000000004d38003 CR4: 0000000000771ef0
[  129.741116][   T12] PKRU: 55555554
[  129.741211][   T12] Call Trace:
[  129.741307][   T12]  <TASK>
[  129.741383][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  129.741508][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  129.741634][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  129.741760][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[  129.741890][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[  129.742049][   T12]  ? fdb_delete_local (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 net/bridge/br_fdb.c:365)
[  129.742178][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  129.742306][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[  129.742444][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[  129.742602][   T12]  ? br_manage_promisc (net/bridge/br_if.c:174)
[  129.742727][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  129.742854][   T12]  del_nbp (net/bridge/br_if.c:363)
[  129.742955][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[  129.743086][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[  129.743215][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[  129.743352][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  129.743482][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  129.743612][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  129.743737][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  129.743860][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  129.743987][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  129.744112][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  129.744242][   T12]  process_one_work (kernel/workqueue.c:3314)
[  129.744381][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  129.744506][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  129.744635][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  129.744763][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  129.744891][   T12]  kthread (kernel/kthread.c:436)
[  129.744987][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  129.745141][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  129.745268][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  129.745406][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  129.745560][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  129.745685][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  129.745810][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  129.747723][   T12] ------------[ cut here ]------------
| [  129.747847][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  129.748153][   T12] Modules linked in: vxlan
| [  129.749132][   T12] Tainted: [W]=WARN
[  129.749233][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  129.749458][   T12] Workqueue: netns cleanup_net
[  129.749599][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  129.749765][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  129.750220][   T12] RSP: 0018:ffa00000000c77b0 EFLAGS: 00010286
[  129.750440][   T12] RAX: 00000000ffffffa6 RBX: ff110000137583c0 RCX: 1ff4000000018ebc
[  129.750630][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001375847c
[  129.750819][   T12] RBP: ff1100001b2e1000 R08: 1fe22000026eb091 R09: ff11000001aed1d0
[  129.751014][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000100
[  129.751206][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  129.751461][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  129.751683][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  129.751844][   T12] CR2: 00007f9f55a6c930 CR3: 0000000004d38003 CR4: 0000000000771ef0
[  129.752039][   T12] PKRU: 55555554
[  129.752135][   T12] Call Trace:
[  129.752232][   T12]  <TASK>
[  129.752299][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  129.752489][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  129.752588][   T12]  __dev_notify_flags (net/core/dev.c:9787)
[  129.752715][   T12]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[  129.752850][   T12]  ? netdev_notice (net/core/dev.c:13008)
[  129.752982][   T12]  ? netif_change_name (net/core/dev.c:1495)
[  129.753112][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  129.753240][   T12]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[  129.753428][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  129.753557][   T12]  __dev_set_promiscuity (net/core/dev.c:9630)
[  129.753684][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  129.753811][   T12]  netif_set_promiscuity (net/core/dev.c:9639)
[  129.753939][   T12]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[  129.754069][   T12]  dev_set_promiscuity (net/core/dev_api.c:288)
[  129.754199][   T12]  del_nbp (net/bridge/br_if.c:254 net/bridge/br_if.c:340)
[  129.754298][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  129.754489][   T12]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  129.754649][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[  129.754777][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[  129.754903][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[  129.755035][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  129.755160][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  129.755292][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  129.755475][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  129.755600][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  129.755726][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  129.755851][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  129.755983][   T12]  process_one_work (kernel/workqueue.c:3314)
[  129.756113][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  129.756240][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  129.756430][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  129.756561][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  129.756688][   T12]  kthread (kernel/kthread.c:436)
[  129.756783][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  129.756946][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  129.757073][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  129.757202][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  129.757420][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  129.757548][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  129.757675][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  129.761084][   T12] ------------[ cut here ]------------
| [  129.761360][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  129.761831][   T12] Modules linked in: vxlan
| [  129.762647][   T12] Tainted: [W]=WARN
[  129.762854][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  129.763178][   T12] Workqueue: netns cleanup_net
[  129.763473][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  129.763800][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  129.764622][   T12] RSP: 0018:ffa00000000c77d0 EFLAGS: 00010286
[  129.764939][   T12] RAX: 00000000ffffffa6 RBX: ff11000013758c80 RCX: 1ff4000000018ec0
[  129.765292][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013758d3c
[  129.765684][   T12] RBP: ff1100001b2e1000 R08: 1fe22000026eb1a9 R09: ff11000001aed1d0
[  129.766044][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  129.766431][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[  129.766795][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  129.767213][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  129.767551][   T12] CR2: 00007fff72066a88 CR3: 0000000012f44004 CR4: 0000000000771ef0
[  129.767915][   T12] PKRU: 55555554
[  129.768121][   T12] Call Trace:
[  129.768345][   T12]  <TASK>
[  129.768517][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  129.768778][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  129.769041][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  129.769312][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[  129.769599][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[  129.769920][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[  129.770182][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[  129.770526][   T12]  ? br_manage_promisc (net/bridge/br_if.c:152 (discriminator 1))
[  129.770796][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  129.771058][   T12]  del_nbp (net/bridge/br_if.c:363)
[  129.771279][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[  129.771571][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[  129.771836][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[  129.772103][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  129.772422][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  129.772701][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  129.772963][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  129.773209][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  129.773498][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  129.773763][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  129.774026][   T12]  process_one_work (kernel/workqueue.c:3314)
[  129.774296][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  129.774587][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  129.774863][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  129.775134][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  129.775424][   T12]  kthread (kernel/kthread.c:436)
[  129.775635][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  129.775944][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  129.776205][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  129.776492][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  129.776816][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  129.777072][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  129.777353][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  129.782703][   T12] ------------[ cut here ]------------
| [  129.782828][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  129.783079][   T12] Modules linked in: vxlan
| [  129.784468][   T12] Tainted: [W]=WARN
[  129.784570][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  129.784732][   T12] Workqueue: netns cleanup_net
[  129.784866][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  129.785038][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  129.785618][   T12] RSP: 0018:ffa00000000c77b0 EFLAGS: 00010286
[  129.785779][   T12] RAX: 00000000ffffffa6 RBX: ff11000019f9a900 RCX: 1ff4000000018ebc
[  129.785972][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000019f9a9bc
[  129.786163][   T12] RBP: ff1100001b20a000 R08: 1fe22000033f3539 R09: ff11000001aed1d0
[  129.786466][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[  129.786658][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  129.786851][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  129.787078][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  129.787241][   T12] CR2: 00007f379fe32574 CR3: 000000000d14d003 CR4: 0000000000771ef0
[  129.787539][   T12] PKRU: 55555554
[  129.787636][   T12] Call Trace:
[  129.787732][   T12]  <TASK>
[  129.787798][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  129.787927][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  129.788029][   T12]  __dev_notify_flags (net/core/dev.c:9787)
[  129.788161][   T12]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[  129.788296][   T12]  ? netdev_notice (net/core/dev.c:13008)
[  129.788513][   T12]  ? netif_change_name (net/core/dev.c:1495)
[  129.788642][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  129.788770][   T12]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[  129.788898][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  129.789030][   T12]  __dev_set_promiscuity (net/core/dev.c:9630)
[  129.789162][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  129.789292][   T12]  netif_set_promiscuity (net/core/dev.c:9639)
[  129.789486][   T12]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[  129.789615][   T12]  dev_set_promiscuity (net/core/dev_api.c:288)
[  129.789744][   T12]  del_nbp (net/bridge/br_if.c:254 net/bridge/br_if.c:340)
[  129.789840][   T12]  ? kernfs_put.part.0 (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:1383 fs/kernfs/dir.c:622)
[  129.789975][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[  129.790104][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[  129.790235][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[  129.790467][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  129.790595][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  129.790726][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  129.790855][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  129.790984][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  129.791115][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  129.791248][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  129.791389][   T12]  process_one_work (kernel/workqueue.c:3314)
[  129.791523][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  129.791650][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  129.791784][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  129.791917][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  129.792046][   T12]  kthread (kernel/kthread.c:436)
[  129.792144][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  129.792305][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  129.792445][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  129.792572][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  129.792732][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  129.792861][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  129.792992][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  129.795522][   T12] ------------[ cut here ]------------
| [  129.795728][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  129.795982][   T12] Modules linked in: vxlan
| [  129.797207][   T12] Tainted: [W]=WARN
[  129.797306][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  129.797546][   T12] Workqueue: netns cleanup_net
[  129.797680][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  129.797844][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  129.798294][   T12] RSP: 0018:ffa00000000c77d0 EFLAGS: 00010286
[  129.798537][   T12] RAX: 00000000ffffffa6 RBX: ff11000019f9b8c0 RCX: 1ff4000000018ec0
[  129.798725][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000019f9b97c
[  129.798911][   T12] RBP: ff1100001b20a000 R08: 1fe22000033f3731 R09: ff11000001aed1d0
[  129.799105][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  129.799291][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  129.799569][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  129.799788][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  129.799948][   T12] CR2: 00007f379fe32574 CR3: 000000000d14d003 CR4: 0000000000771ef0
[  129.800137][   T12] PKRU: 55555554
[  129.800232][   T12] Call Trace:
[  129.800413][   T12]  <TASK>
[  129.800481][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  129.800611][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  129.800737][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  129.800866][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[  129.800997][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[  129.801158][   T12]  ? fdb_delete_local (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 net/bridge/br_fdb.c:365)
[  129.801284][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  129.801566][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[  129.801693][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[  129.801847][   T12]  ? br_manage_promisc (net/bridge/br_if.c:174)
[  129.801975][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  129.802103][   T12]  del_nbp (net/bridge/br_if.c:363)
[  129.802206][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[  129.802403][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[  129.802530][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[  129.802659][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  129.802784][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  129.802914][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  129.803044][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  129.803170][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  129.803298][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  129.803497][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  129.803636][   T12]  process_one_work (kernel/workqueue.c:3314)
[  129.803769][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  129.803980][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  129.804112][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  129.804395][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  129.804523][   T12]  kthread (kernel/kthread.c:436)
[  129.804618][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  129.804782][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  129.804909][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  129.805040][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  129.805275][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  129.805471][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  129.805597][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  129.809156][   T12] ------------[ cut here ]------------
| [  129.809281][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  129.809555][   T12] Modules linked in: vxlan
| [  129.809983][   T12] Tainted: [W]=WARN
[  129.810083][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  129.810244][   T12] Workqueue: netns cleanup_net
[  129.810430][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  129.810597][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  129.811066][   T12] RSP: 0018:ffa00000000c77b0 EFLAGS: 00010286
[  129.811225][   T12] RAX: 00000000ffffffa6 RBX: ff11000019f9ba80 RCX: 1ff4000000018ebc
[  129.811426][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000019f9bb3c
[  129.811620][   T12] RBP: ff110000176c4000 R08: 1fe22000033f3769 R09: ff11000001aed1d0
[  129.811810][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000100
[  129.812009][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  129.812201][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  129.812437][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  129.812599][   T12] CR2: 00007f9f55a6c930 CR3: 0000000004d38003 CR4: 0000000000771ef0
[  129.812797][   T12] PKRU: 55555554
[  129.812892][   T12] Call Trace:
[  129.812995][   T12]  <TASK>
[  129.813064][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  129.813194][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  129.813292][   T12]  __dev_notify_flags (net/core/dev.c:9787)
[  129.813436][   T12]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[  129.813566][   T12]  ? netdev_notice (net/core/dev.c:13008)
[  129.813696][   T12]  ? netif_change_name (net/core/dev.c:1495)
[  129.813828][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  129.813957][   T12]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[  129.814083][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  129.814213][   T12]  __dev_set_promiscuity (net/core/dev.c:9630)
[  129.814348][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  129.814480][   T12]  netif_set_promiscuity (net/core/dev.c:9639)
[  129.814607][   T12]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[  129.814735][   T12]  dev_set_promiscuity (net/core/dev_api.c:288)
[  129.814865][   T12]  del_nbp (net/bridge/br_if.c:254 net/bridge/br_if.c:340)
[  129.814965][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  129.815092][   T12]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  129.815255][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[  129.815396][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[  129.815526][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[  129.815656][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  129.815782][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  129.815910][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  129.816042][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  129.816170][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  129.816298][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  129.816440][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  129.816570][   T12]  process_one_work (kernel/workqueue.c:3314)
[  129.816700][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  129.816828][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  129.816960][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  129.817092][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  129.817220][   T12]  kthread (kernel/kthread.c:436)
[  129.817329][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  129.817494][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  129.817621][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  129.817755][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  129.817916][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  129.818046][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  129.818176][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  129.820707][   T12] ------------[ cut here ]------------
| [  129.820845][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  129.821104][   T12] Modules linked in: vxlan
| [  129.822195][   T12] Tainted: [W]=WARN
[  129.822294][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  129.822455][   T12] Workqueue: netns cleanup_net
[  129.822590][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  129.822751][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  129.823196][   T12] RSP: 0018:ffa00000000c77d0 EFLAGS: 00010286
[  129.823359][   T12] RAX: 00000000ffffffa6 RBX: ff11000005664040 RCX: 1ff4000000018ec0
[  129.823555][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000056640fc
[  129.823740][   T12] RBP: ff110000176c4000 R08: 1fe2200000acc821 R09: ff11000001aed1d0
[  129.823928][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  129.824133][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  129.824324][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  129.824550][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  129.824704][   T12] CR2: 00007f9f55a6c930 CR3: 0000000004d38003 CR4: 0000000000771ef0
[  129.824890][   T12] PKRU: 55555554
[  129.824985][   T12] Call Trace:
[  129.825078][   T12]  <TASK>
[  129.825148][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  129.825272][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  129.825411][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  129.825540][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[  129.825669][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[  129.825828][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  129.825954][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  129.826077][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[  129.826202][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[  129.826360][   T12]  ? br_manage_promisc (net/bridge/br_if.c:152 (discriminator 1))
[  129.826493][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  129.826619][   T12]  del_nbp (net/bridge/br_if.c:363)
[  129.826715][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[  129.826839][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[  129.826967][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[  129.827092][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  129.827214][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  129.827347][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  129.827484][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  129.827608][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  129.827732][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  129.827855][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  129.827987][   T12]  process_one_work (kernel/workqueue.c:3314)
[  129.828118][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  129.828246][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  129.828390][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  129.828519][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  129.828642][   T12]  kthread (kernel/kthread.c:436)
[  129.828735][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  129.828889][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  129.829022][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  129.829146][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  129.829302][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  129.829442][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  129.829567][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  129.832250][   T12] ------------[ cut here ]------------
| [  129.832879][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  129.833133][   T12] Modules linked in: vxlan
| [  129.833572][   T12] Tainted: [W]=WARN
[  129.833666][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  129.833825][   T12] Workqueue: netns cleanup_net
[  129.833959][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  129.834124][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  129.834589][   T12] RSP: 0018:ffa00000000c77b0 EFLAGS: 00010286
[  129.834752][   T12] RAX: 00000000ffffffa6 RBX: ff11000013597e00 RCX: 1ff4000000018ebc
[  129.834944][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013597ebc
[  129.835136][   T12] RBP: ff1100001c3b2000 R08: 1fe22000026b2fd9 R09: ff11000001aed1d0
[  129.835344][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[  129.835541][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  129.835742][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  129.835969][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  129.836129][   T12] CR2: 00007f60e8ba855f CR3: 000000001305b004 CR4: 0000000000771ef0
[  129.836328][   T12] PKRU: 55555554
[  129.836428][   T12] Call Trace:
[  129.836523][   T12]  <TASK>
[  129.836590][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  129.836719][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  129.836816][   T12]  __dev_notify_flags (net/core/dev.c:9787)
[  129.836947][   T12]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[  129.837075][   T12]  ? netdev_notice (net/core/dev.c:13008)
[  129.837206][   T12]  ? netif_change_name (net/core/dev.c:1495)
[  129.837343][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  129.837475][   T12]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[  129.837604][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  129.837733][   T12]  __dev_set_promiscuity (net/core/dev.c:9630)
[  129.837861][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  129.837996][   T12]  netif_set_promiscuity (net/core/dev.c:9639)
[  129.838122][   T12]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[  129.838248][   T12]  dev_set_promiscuity (net/core/dev_api.c:288)
[  129.838403][   T12]  del_nbp (net/bridge/br_if.c:254 net/bridge/br_if.c:340)
[  129.838501][   T12]  ? kernfs_put.part.0 (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:1383 fs/kernfs/dir.c:622)
[  129.838634][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[  129.838764][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[  129.838894][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[  129.839027][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  129.839153][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  129.839283][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  129.839423][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  129.839553][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  129.839683][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  129.839811][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  129.839944][   T12]  process_one_work (kernel/workqueue.c:3314)
[  129.840082][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  129.840216][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  129.840355][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  129.840491][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  129.840621][   T12]  kthread (kernel/kthread.c:436)
[  129.840717][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  129.840885][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  129.841019][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  129.841148][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  129.841310][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  129.841453][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  129.841584][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  129.843583][   T12] ------------[ cut here ]------------
| [  129.843710][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  129.843957][   T12] Modules linked in: vxlan
| [  129.844383][   T12] Tainted: [W]=WARN
[  129.844478][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  129.844634][   T12] Workqueue: netns cleanup_net
[  129.844764][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  129.844927][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  129.845394][   T12] RSP: 0018:ffa00000000c77d0 EFLAGS: 00010286
[  129.845562][   T12] RAX: 00000000ffffffa6 RBX: ff11000013596e40 RCX: 1ff4000000018ec0
[  129.845751][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013596efc
[  129.845940][   T12] RBP: ff1100001c3b2000 R08: 1fe22000026b2de1 R09: ff11000001aed1d0
[  129.846130][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  129.846321][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  129.846515][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  129.846735][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  129.846892][   T12] CR2: 00007f60e8ba855f CR3: 000000001305b004 CR4: 0000000000771ef0
[  129.847084][   T12] PKRU: 55555554
[  129.847181][   T12] Call Trace:
[  129.847275][   T12]  <TASK>
[  129.847348][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  129.847481][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  129.847609][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  129.847745][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[  129.847872][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[  129.848040][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  129.848167][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  129.848293][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[  129.848428][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[  129.848587][   T12]  ? br_manage_promisc (net/bridge/br_if.c:174)
[  129.848713][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  129.848840][   T12]  del_nbp (net/bridge/br_if.c:363)
[  129.848939][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[  129.849069][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[  129.849202][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[  129.849333][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  129.849466][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  129.849598][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  129.849725][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  129.849849][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  129.849981][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  129.850108][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  129.850239][   T12]  process_one_work (kernel/workqueue.c:3314)
[  129.850375][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  129.850506][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  129.850638][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  129.850769][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  129.850895][   T12]  kthread (kernel/kthread.c:436)
[  129.850993][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  129.851157][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  129.851288][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  129.851426][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  129.851586][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  129.851713][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  129.851838][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  129.853747][   T12] ------------[ cut here ]------------
| [  129.853871][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  129.854126][   T12] Modules linked in: vxlan
| [  129.855409][   T12] Tainted: [W]=WARN
[  129.855509][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  129.855670][   T12] Workqueue: netns cleanup_net
[  129.855804][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  129.855976][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  129.856538][   T12] RSP: 0018:ffa00000000c77b0 EFLAGS: 00010286
[  129.856702][   T12] RAX: 00000000ffffffa6 RBX: ff11000013597c40 RCX: 1ff4000000018ebc
[  129.856896][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013597cfc
[  129.857093][   T12] RBP: ff1100001c34a000 R08: 1fe22000026b2fa1 R09: ff11000001aed1d0
[  129.857286][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[  129.857541][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  129.857735][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  129.857964][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  129.858127][   T12] CR2: 00007f60e8ba855f CR3: 000000000d14d006 CR4: 0000000000771ef0
[  129.858383][   T12] PKRU: 55555554
[  129.858480][   T12] Call Trace:
[  129.858577][   T12]  <TASK>
[  129.858646][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  129.858778][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  129.858966][   T12]  __dev_notify_flags (net/core/dev.c:9787)
[  129.859095][   T12]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[  129.859228][   T12]  ? netdev_notice (net/core/dev.c:13008)
[  129.859416][   T12]  ? netif_change_name (net/core/dev.c:1495)
[  129.859550][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  129.859680][   T12]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[  129.859895][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  129.860032][   T12]  __dev_set_promiscuity (net/core/dev.c:9630)
[  129.860163][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  129.860296][   T12]  netif_set_promiscuity (net/core/dev.c:9639)
[  129.860570][   T12]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[  129.860701][   T12]  dev_set_promiscuity (net/core/dev_api.c:288)
[  129.860833][   T12]  del_nbp (net/bridge/br_if.c:254 net/bridge/br_if.c:340)
[  129.860935][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  129.861068][   T12]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  129.861235][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[  129.861433][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[  129.861569][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[  129.861701][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  129.861913][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  129.862047][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  129.862177][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  129.862306][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  129.862581][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  129.862713][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  129.862843][   T12]  process_one_work (kernel/workqueue.c:3314)
[  129.862979][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  129.863107][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  129.863242][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  129.863434][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  129.863561][   T12]  kthread (kernel/kthread.c:436)
[  129.863659][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  129.863905][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  129.864038][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  129.864167][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  129.864385][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  129.864514][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  129.864648][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  129.867756][   T12] ------------[ cut here ]------------
| [  129.867888][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  129.868136][   T12] Modules linked in: vxlan
| [  129.868566][   T12] Tainted: [W]=WARN
[  129.868662][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  129.868819][   T12] Workqueue: netns cleanup_net
[  129.868951][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  129.869116][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  129.869579][   T12] RSP: 0018:ffa00000000c77d0 EFLAGS: 00010286
[  129.869740][   T12] RAX: 00000000ffffffa6 RBX: ff1100000549c3c0 RCX: 1ff4000000018ec0
[  129.869927][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000549c47c
[  129.870117][   T12] RBP: ff1100001c34a000 R08: 1fe2200000a93891 R09: ff11000001aed1d0
[  129.870303][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  129.870505][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  129.870694][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  129.870912][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  129.871073][   T12] CR2: 00007f379fe32574 CR3: 000000000d14d003 CR4: 0000000000771ef0
[  129.871263][   T12] PKRU: 55555554
[  129.871362][   T12] Call Trace:
[  129.871462][   T12]  <TASK>
[  129.871528][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  129.871653][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  129.871779][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  129.871907][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[  129.872036][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[  129.872195][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  129.872329][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  129.872461][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[  129.872587][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[  129.872742][   T12]  ? br_manage_promisc (net/bridge/br_if.c:174)
[  129.872867][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  129.872995][   T12]  del_nbp (net/bridge/br_if.c:363)
[  129.873097][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[  129.873223][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[  129.873358][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[  129.873493][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  129.873619][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  129.873748][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  129.873874][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  129.874003][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  129.874130][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  129.874255][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  129.874394][   T12]  process_one_work (kernel/workqueue.c:3314)
[  129.874526][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  129.874651][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  129.874781][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  129.874911][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  129.875040][   T12]  kthread (kernel/kthread.c:436)
[  129.875135][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  129.875291][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  129.875428][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  129.875554][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  129.875709][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  129.875834][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  129.875966][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  129.877848][   T12] ------------[ cut here ]------------
| [  129.877980][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  129.878229][   T12] Modules linked in: vxlan
| [  129.878662][   T12] Tainted: [W]=WARN
[  129.878759][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  129.878919][   T12] Workqueue: netns cleanup_net
[  129.879052][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  129.879222][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  129.879804][   T12] RSP: 0018:ffa00000000c77b0 EFLAGS: 00010286
[  129.879968][   T12] RAX: 00000000ffffffa6 RBX: ff1100000549c580 RCX: 1ff4000000018ebc
[  129.880158][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000549c63c
[  129.880360][   T12] RBP: ff1100001c1c2000 R08: 1fe2200000a938c9 R09: ff11000001aed1d0
[  129.880559][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[  129.880747][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  129.880942][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  129.881169][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  129.881333][   T12] CR2: 00007f379fe32574 CR3: 000000000d14d003 CR4: 0000000000771ef0
[  129.881530][   T12] PKRU: 55555554
[  129.881624][   T12] Call Trace:
[  129.881720][   T12]  <TASK>
[  129.881787][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  129.881916][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  129.882022][   T12]  __dev_notify_flags (net/core/dev.c:9787)
[  129.882149][   T12]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[  129.882278][   T12]  ? netdev_notice (net/core/dev.c:13008)
[  129.882417][   T12]  ? netif_change_name (net/core/dev.c:1495)
[  129.882546][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  129.882673][   T12]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[  129.882801][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  129.882931][   T12]  __dev_set_promiscuity (net/core/dev.c:9630)
[  129.883061][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  129.883189][   T12]  netif_set_promiscuity (net/core/dev.c:9639)
[  129.883323][   T12]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[  129.883456][   T12]  dev_set_promiscuity (net/core/dev_api.c:288)
[  129.883585][   T12]  del_nbp (net/bridge/br_if.c:254 net/bridge/br_if.c:340)
[  129.883681][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  129.883814][   T12]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  129.883978][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[  129.884111][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[  129.884241][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[  129.884383][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  129.884510][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  129.884641][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  129.884769][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  129.884898][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  129.885031][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  129.885158][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  129.885286][   T12]  process_one_work (kernel/workqueue.c:3314)
[  129.885431][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  129.885559][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  129.885692][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  129.885824][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  129.885953][   T12]  kthread (kernel/kthread.c:436)
[  129.886049][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  129.886210][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  129.886346][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  129.886479][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  129.886638][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  129.886765][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  129.886893][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  129.888886][   T12] ------------[ cut here ]------------
| [  129.889014][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  129.889254][   T12] Modules linked in: vxlan
| [  129.889677][   T12] Tainted: [W]=WARN
[  129.889771][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  129.889928][   T12] Workqueue: netns cleanup_net
[  129.890061][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  129.890222][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  129.890878][   T12] RSP: 0018:ffa00000000c77d0 EFLAGS: 00010286
[  129.891038][   T12] RAX: 00000000ffffffa6 RBX: ff11000010b91c40 RCX: 1ff4000000018ec0
[  129.891223][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010b91cfc
[  129.891466][   T12] RBP: ff1100001c1c2000 R08: 1fe22000021723a1 R09: ff11000001aed1d0
[  129.891651][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  129.891837][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  129.892029][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  129.892247][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  129.892464][   T12] CR2: 00007f379fe32574 CR3: 000000000d14d003 CR4: 0000000000771ef0
[  129.892656][   T12] PKRU: 55555554
[  129.892753][   T12] Call Trace:
[  129.892845][   T12]  <TASK>
[  129.892910][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  129.893084][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  129.893210][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  129.893530][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[  129.893657][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[  129.893816][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[  129.893943][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[  129.894097][   T12]  ? br_manage_promisc (net/bridge/br_if.c:174)
[  129.894220][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  129.894435][   T12]  del_nbp (net/bridge/br_if.c:363)
[  129.894531][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[  129.894657][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[  129.894785][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[  129.894914][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  129.895042][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  129.895170][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  129.895296][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  129.895480][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  129.895605][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  129.895729][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  129.895865][   T12]  process_one_work (kernel/workqueue.c:3314)
[  129.896001][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  129.896132][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  129.896262][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  129.896447][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  129.896577][   T12]  kthread (kernel/kthread.c:436)
[  129.896678][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  129.896834][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  129.896966][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  129.897099][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  129.897257][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  129.897446][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  129.897575][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  129.900658][   T12] ------------[ cut here ]------------
| [  129.900796][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  129.901061][   T12] Modules linked in: vxlan
| [  129.901503][   T12] Tainted: [W]=WARN
[  129.901601][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  129.901765][   T12] Workqueue: netns cleanup_net
[  129.901899][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  129.902070][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  129.902539][   T12] RSP: 0018:ffa00000000c77b0 EFLAGS: 00010286
[  129.902704][   T12] RAX: 00000000ffffffa6 RBX: ff1100001345f000 RCX: 1ff4000000018ebc
[  129.902899][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001345f0bc
[  129.903094][   T12] RBP: ff11000019469000 R08: 1fe220000268be19 R09: ff11000001aed1d0
[  129.903283][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000100
[  129.903488][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  129.903688][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  129.903914][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  129.904077][   T12] CR2: 00007f60e8913574 CR3: 000000000d14d005 CR4: 0000000000771ef0
[  129.904271][   T12] PKRU: 55555554
[  129.904373][   T12] Call Trace:
[  129.904475][   T12]  <TASK>
[  129.904543][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  129.904674][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  129.904774][   T12]  __dev_notify_flags (net/core/dev.c:9787)
[  129.904907][   T12]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[  129.905039][   T12]  ? netdev_notice (net/core/dev.c:13008)
[  129.905167][   T12]  ? netif_change_name (net/core/dev.c:1495)
[  129.905293][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  129.905433][   T12]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[  129.905559][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  129.905687][   T12]  __dev_set_promiscuity (net/core/dev.c:9630)
[  129.905814][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  129.905943][   T12]  netif_set_promiscuity (net/core/dev.c:9639)
[  129.906073][   T12]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[  129.906202][   T12]  dev_set_promiscuity (net/core/dev_api.c:288)
[  129.906343][   T12]  del_nbp (net/bridge/br_if.c:254 net/bridge/br_if.c:340)
[  129.906446][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  129.906574][   T12]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  129.906736][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[  129.906863][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[  129.906995][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[  129.907126][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  129.907253][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  129.907397][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  129.907526][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  129.907653][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  129.907781][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  129.907906][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  129.908039][   T12]  process_one_work (kernel/workqueue.c:3314)
[  129.908169][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  129.908298][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  129.908442][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  129.908573][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  129.908701][   T12]  kthread (kernel/kthread.c:436)
[  129.908797][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  129.908957][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  129.909087][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  129.909217][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  129.909391][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  129.909519][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  129.909648][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  129.912792][   T12] ------------[ cut here ]------------
| [  129.912932][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  129.913262][   T12] Modules linked in: vxlan
| [  129.913709][   T12] Tainted: [W]=WARN
[  129.913801][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  129.913960][   T12] Workqueue: netns cleanup_net
[  129.914091][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  129.914251][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  129.914707][   T12] RSP: 0018:ffa00000000c77d0 EFLAGS: 00010286
[  129.914863][   T12] RAX: 00000000ffffffa6 RBX: ff11000011e3d8c0 RCX: 1ff4000000018ec0
[  129.915047][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e3d97c
[  129.915232][   T12] RBP: ff11000019469000 R08: 1fe22000023c7b31 R09: ff11000001aed1d0
[  129.915425][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  129.915609][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  129.915796][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  129.916013][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  129.916170][   T12] CR2: 00007f60e8913574 CR3: 000000000d14d005 CR4: 0000000000771ef0
[  129.916418][   T12] PKRU: 55555554
[  129.916512][   T12] Call Trace:
[  129.916604][   T12]  <TASK>
[  129.916668][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  129.916793][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  129.916917][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  129.917045][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[  129.917178][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[  129.917397][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[  129.917522][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[  129.917675][   T12]  ? br_manage_promisc (net/bridge/br_if.c:152 (discriminator 1))
[  129.917803][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  129.917929][   T12]  del_nbp (net/bridge/br_if.c:363)
[  129.918031][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[  129.918158][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[  129.918286][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[  129.918471][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  129.918596][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  129.918724][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  129.918848][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  129.918976][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  129.919103][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  129.919225][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  129.919409][   T12]  process_one_work (kernel/workqueue.c:3314)
[  129.919538][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  129.919661][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  129.919788][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  129.919916][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  129.920046][   T12]  kthread (kernel/kthread.c:436)
[  129.920141][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  129.920297][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  129.920480][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  129.920604][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  129.920760][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  129.920883][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  129.921015][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  129.924070][   T12] ------------[ cut here ]------------
| [  129.924353][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  129.924816][   T12] Modules linked in: vxlan
| [  129.925590][   T12] Tainted: [W]=WARN
[  129.925794][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  129.926095][   T12] Workqueue: netns cleanup_net
[  129.926391][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  129.926704][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  129.927480][   T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286
[  129.927779][   T12] RAX: 00000000ffffffa6 RBX: ff11000011e3de00 RCX: 1ff4000000018ec7
[  129.928117][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e3debc
[  129.928493][   T12] RBP: ff1100001c3b2000 R08: 1fe22000023c7bd9 R09: ff11000001aed1d0
[  129.928843][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[  129.929191][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001c34a000
[  129.929570][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  129.929967][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  129.930266][   T12] CR2: 000055669eb10d5c CR3: 0000000012f44004 CR4: 0000000000771ef0
[  129.930640][   T12] PKRU: 55555554
[  129.930839][   T12] Call Trace:
[  129.931036][   T12]  <TASK>
[  129.931192][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  129.931525][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  129.931730][   T12]  netif_close_many (net/core/dev.c:1804)
[  129.931984][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  129.932229][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  129.932557][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  129.932858][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  129.933109][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  129.933432][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  129.933689][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  129.933949][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  129.934209][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  129.934480][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  129.934739][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  129.934996][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  129.935247][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  129.935541][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  129.935803][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  129.936042][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  129.936291][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  129.936571][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  129.936827][   T12]  process_one_work (kernel/workqueue.c:3314)
[  129.937083][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  129.937350][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  129.937617][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  129.937875][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  129.938123][   T12]  kthread (kernel/kthread.c:436)
[  129.938339][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  129.938647][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  129.938901][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  129.939153][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  129.939480][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  129.939734][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  129.939989][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  129.944020][   T12] ------------[ cut here ]------------
| [  129.944270][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  129.944743][   T12] Modules linked in: vxlan
| [  129.945517][   T12] Tainted: [W]=WARN
[  129.945733][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  129.946032][   T12] Workqueue: netns cleanup_net
[  129.946293][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  129.946638][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  129.947440][   T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286
[  129.947760][   T12] RAX: 00000000ffffffa6 RBX: ff1100001ad5ac80 RCX: 1ff4000000018ec7
[  129.948109][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001ad5ad3c
[  129.948686][   T12] RBP: ff1100001c34a000 R08: 1fe22000035ab5a9 R09: ff11000001aed1d0
[  129.949192][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[  129.949751][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001c1c2000
[  129.950310][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  129.951068][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  129.951597][   T12] CR2: 000055669eb10d5c CR3: 000000000d14d002 CR4: 0000000000771ef0
[  129.952120][   T12] PKRU: 55555554
[  129.952586][   T12] Call Trace:
[  129.953031][   T12]  <TASK>
[  129.953266][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  129.953630][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[  129.953967][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  129.954290][   T12]  netif_close_many (net/core/dev.c:1804)
[  129.954659][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  129.954996][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  129.955421][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  129.955815][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  129.956159][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  129.956569][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  129.956907][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  129.957235][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  129.957603][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  129.957945][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  129.958285][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  129.958656][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  129.958985][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  129.959346][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  129.959692][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  129.960025][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  129.960391][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  129.960733][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  129.961060][   T12]  process_one_work (kernel/workqueue.c:3314)
[  129.961425][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  129.961761][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  129.962108][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  129.962476][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  129.962810][   T12]  kthread (kernel/kthread.c:436)
[  129.963100][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  129.963505][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  129.963914][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  129.964183][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  129.964504][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  129.964754][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  129.965029][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  129.968870][   T12] ------------[ cut here ]------------
| [  129.969095][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  129.969572][   T12] Modules linked in: vxlan
| [  129.970347][   T12] Tainted: [W]=WARN
[  129.970557][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  129.970855][   T12] Workqueue: netns cleanup_net
[  129.971112][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  129.971458][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  129.972249][   T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286
[  129.972578][   T12] RAX: 00000000ffffffa6 RBX: ff110000141abe00 RCX: 1ff4000000018ec7
[  129.972932][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000141abebc
[  129.973277][   T12] RBP: ff1100001c1c2000 R08: 1fe22000028357d9 R09: ff11000001aed1d0
[  129.973652][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[  129.973998][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001b20a000
[  129.974362][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  129.974776][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  129.975076][   T12] CR2: 000055669eb10d5c CR3: 000000000d14d002 CR4: 0000000000771ef0
[  129.975452][   T12] PKRU: 55555554
[  129.975653][   T12] Call Trace:
[  129.975852][   T12]  <TASK>
[  129.976008][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  129.976270][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[  129.976579][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  129.976786][   T12]  netif_close_many (net/core/dev.c:1804)
[  129.977040][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  129.977294][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  129.977625][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  129.977933][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  129.978175][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  129.978496][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  129.978750][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  129.979003][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  129.979258][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  129.979538][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  129.979799][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  129.980054][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  129.980306][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  129.980589][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  129.980843][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  129.981096][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  129.981366][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  129.981628][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  129.981889][   T12]  process_one_work (kernel/workqueue.c:3314)
[  129.982147][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  129.982429][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  129.982698][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  129.982959][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  129.983196][   T12]  kthread (kernel/kthread.c:436)
[  129.983426][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  129.983735][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  129.984127][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  129.984417][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  129.984721][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  129.984985][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  129.985439][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  129.992048][   T12] ------------[ cut here ]------------
| [  129.992290][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  129.992892][   T12] Modules linked in: vxlan
| [  129.993841][   T12] Tainted: [W]=WARN
[  129.994120][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  129.994535][   T12] Workqueue: netns cleanup_net
[  129.994880][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  129.995284][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  129.996152][   T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286
[  129.996564][   T12] RAX: 00000000ffffffa6 RBX: ff1100001aaf8c80 RCX: 1ff4000000018ec7
[  129.996997][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001aaf8d3c
[  129.997452][   T12] RBP: ff1100001b20a000 R08: 1fe220000355f1a9 R09: ff11000001aed1d0
[  129.997881][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[  129.998308][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011532000
[  129.998840][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  129.999298][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  129.999710][   T12] CR2: 000055669eb10d5c CR3: 000000000d14d002 CR4: 0000000000771ef0
[  130.000146][   T12] PKRU: 55555554
[  130.000453][   T12] Call Trace:
[  130.000738][   T12]  <TASK>
[  130.000979][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  130.001367][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[  130.001716][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  130.002002][   T12]  netif_close_many (net/core/dev.c:1804)
[  130.002361][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  130.002712][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  130.003101][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  130.003515][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  130.003858][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.004221][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  130.004568][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  130.004820][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.005072][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.005371][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  130.005637][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  130.005895][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.006143][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.006461][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.006753][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.007005][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.007294][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.007571][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.007833][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.008081][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.008351][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.008623][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.008883][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.009133][   T12]  kthread (kernel/kthread.c:436)
[  130.009353][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.009670][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.009922][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.010172][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.010499][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.010751][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.011025][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.014928][   T12] ------------[ cut here ]------------
| [  130.015168][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  130.015872][   T12] Modules linked in: vxlan
| [  130.016650][   T12] Tainted: [W]=WARN
[  130.016853][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.017136][   T12] Workqueue: netns cleanup_net
[  130.017428][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.017741][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.018528][   T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286
[  130.018831][   T12] RAX: 00000000ffffffa6 RBX: ff11000019e67e00 RCX: 1ff4000000018ec7
[  130.019177][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000019e67ebc
[  130.019557][   T12] RBP: ff11000011532000 R08: 1fe22000033ccfd9 R09: ff11000001aed1d0
[  130.019907][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[  130.020254][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001beba000
[  130.020631][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  130.021029][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.021345][   T12] CR2: 000055669eb10d5c CR3: 000000000d14d002 CR4: 0000000000771ef0
[  130.021705][   T12] PKRU: 55555554
[  130.021906][   T12] Call Trace:
[  130.022104][   T12]  <TASK>
[  130.022261][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  130.022539][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[  130.022799][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  130.023007][   T12]  netif_close_many (net/core/dev.c:1804)
[  130.023266][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  130.023545][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  130.023853][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  130.024170][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  130.024454][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.024754][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  130.025004][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  130.025251][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.025532][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.025782][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  130.026037][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  130.026301][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.026597][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.026860][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.027117][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.027396][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.027656][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.027909][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.028170][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.028465][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.028718][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.029012][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.029268][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.029549][   T12]  kthread (kernel/kthread.c:436)
[  130.029759][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.030074][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.030350][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.030621][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.030924][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.031179][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.031462][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.035298][   T12] ------------[ cut here ]------------
| [  130.036398][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  130.036923][   T12] Modules linked in: vxlan
| [  130.037860][   T12] Tainted: [W]=WARN
[  130.038144][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.038566][   T12] Workqueue: netns cleanup_net
[  130.038917][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.039336][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.040193][   T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286
[  130.040612][   T12] RAX: 00000000ffffffa6 RBX: ff11000016e35380 RCX: 1ff4000000018ec7
[  130.041184][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000016e3543c
[  130.041642][   T12] RBP: ff1100001beba000 R08: 1fe2200002dc6a89 R09: ff11000001aed1d0
[  130.042199][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[  130.042803][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001bfda000
[  130.043241][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  130.043758][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.044146][   T12] CR2: 000055669eb10d5c CR3: 000000000d14d002 CR4: 0000000000771ef0
[  130.044614][   T12] PKRU: 55555554
[  130.044907][   T12] Call Trace:
[  130.045192][   T12]  <TASK>
[  130.045600][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  130.045945][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[  130.046348][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  130.046691][   T12]  netif_close_many (net/core/dev.c:1804)
[  130.046956][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  130.047195][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  130.047537][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  130.047985][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  130.048242][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.048571][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  130.048829][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  130.049079][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.049347][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.049606][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  130.049863][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  130.050116][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.050389][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.050648][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.050903][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.051137][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.051416][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.051669][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.051923][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.052180][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.052459][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.052725][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.052989][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.053238][   T12]  kthread (kernel/kthread.c:436)
[  130.053466][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.053765][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.054017][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.054274][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.054748][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.055003][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.055229][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.061437][   T12] ------------[ cut here ]------------
| [  130.061684][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  130.062116][   T12] Modules linked in: vxlan
| [  130.063138][   T12] Tainted: [W]=WARN
[  130.063460][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.063856][   T12] Workqueue: netns cleanup_net
[  130.064206][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.064633][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.065500][   T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286
[  130.065895][   T12] RAX: 00000000ffffffa6 RBX: ff11000013597a80 RCX: 1ff4000000018ec7
[  130.066346][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013597b3c
[  130.066792][   T12] RBP: ff1100001bfda000 R08: 1fe22000026b2f69 R09: ff11000001aed1d0
[  130.067225][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[  130.067689][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001c1fa000
[  130.068125][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  130.068630][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.069012][   T12] CR2: 000055669eb10d5c CR3: 000000000d14d002 CR4: 0000000000771ef0
[  130.069473][   T12] PKRU: 55555554
[  130.069758][   T12] Call Trace:
[  130.070042][   T12]  <TASK>
[  130.070284][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  130.070649][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[  130.070986][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  130.071276][   T12]  netif_close_many (net/core/dev.c:1804)
[  130.071643][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  130.071976][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  130.072387][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  130.072771][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  130.073109][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.073515][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  130.073857][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  130.074197][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.074559][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.074899][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  130.075242][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  130.075576][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.075859][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.076116][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.076402][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.076658][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.076916][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.077145][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.077432][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.077695][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.077947][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.078208][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.078528][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.078787][   T12]  kthread (kernel/kthread.c:436)
[  130.078988][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.079288][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.079567][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.079821][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.080117][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.080401][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.080654][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.084311][   T12] ------------[ cut here ]------------
| [  130.084728][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  130.085149][   T12] Modules linked in: vxlan
| [  130.085929][   T12] Tainted: [W]=WARN
[  130.086133][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.086461][   T12] Workqueue: netns cleanup_net
[  130.086723][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.087029][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.087811][   T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286
[  130.088112][   T12] RAX: 00000000ffffffa6 RBX: ff1100001ad5b540 RCX: 1ff4000000018ec7
[  130.088484][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001ad5b5fc
[  130.088829][   T12] RBP: ff1100001c1fa000 R08: 1fe22000035ab6c1 R09: ff11000001aed1d0
[  130.089156][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[  130.089536][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0
[  130.089887][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  130.090279][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.090600][   T12] CR2: 000055669eb10d5c CR3: 000000000d14d002 CR4: 0000000000771ef0
[  130.090951][   T12] PKRU: 55555554
[  130.091149][   T12] Call Trace:
[  130.091363][   T12]  <TASK>
[  130.091528][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  130.091781][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[  130.092029][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  130.092233][   T12]  netif_close_many (net/core/dev.c:1804)
[  130.092510][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  130.092769][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  130.093056][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  130.093370][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  130.093632][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.093928][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  130.094177][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  130.094449][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.094705][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.094953][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  130.095206][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  130.095488][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.095740][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.095992][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.096244][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.096518][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.096775][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.097019][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.097264][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.097561][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.097814][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.098070][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.098347][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.098612][   T12]  kthread (kernel/kthread.c:436)
[  130.098817][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.099116][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.099393][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.099649][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.099947][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.100197][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.100480][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.106101][   T12] ------------[ cut here ]------------
| [  130.106356][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  130.106796][   T12] Modules linked in: vxlan
| [  130.107703][   T12] Tainted: [W]=WARN
[  130.108012][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.108404][   T12] Workqueue: netns cleanup_net
[  130.108741][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.109118][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.109952][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  130.110345][   T12] RAX: 00000000ffffffa6 RBX: ff110000141ab700 RCX: 1ff4000000018eed
[  130.110769][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000141ab7bc
[  130.111187][   T12] RBP: ff1100001b389000 R08: 1fe22000028356f9 R09: ff11000001aed1d0
[  130.111633][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  130.112049][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  130.112488][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  130.112950][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.113311][   T12] CR2: 000055669eb10d5c CR3: 000000000d14d002 CR4: 0000000000771ef0
[  130.113859][   T12] PKRU: 55555554
[  130.114129][   T12] Call Trace:
[  130.114427][   T12]  <TASK>
[  130.114657][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  130.115031][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.115422][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  130.115744][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  130.116068][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.116418][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  130.116745][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  130.117063][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.117408][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.117739][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.118062][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.118404][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.118736][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.119058][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.119478][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.119782][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.120022][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.120277][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.120560][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.120812][   T12]  kthread (kernel/kthread.c:436)
[  130.121004][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.121293][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.121566][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.121813][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.122134][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.122404][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.122655][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.127107][   T12] ------------[ cut here ]------------
| [  130.127359][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  130.127789][   T12] Modules linked in: vxlan
| [  130.128525][   T12] Tainted: [W]=WARN
[  130.128718][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.129004][   T12] Workqueue: netns cleanup_net
[  130.129249][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.129577][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.130302][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  130.130624][   T12] RAX: 00000000ffffffa6 RBX: ff110000141ab1c0 RCX: 1ff4000000018eed
[  130.130958][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000141ab27c
[  130.131292][   T12] RBP: ff11000011dcc000 R08: 1fe2200002835651 R09: ff11000001aed1d0
[  130.131651][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  130.131995][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  130.132350][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  130.132743][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.133027][   T12] CR2: 000055669eb10d5c CR3: 000000000d14d002 CR4: 0000000000771ef0
[  130.133392][   T12] PKRU: 55555554
[  130.133590][   T12] Call Trace:
[  130.133784][   T12]  <TASK>
[  130.133936][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  130.134231][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.134544][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  130.134788][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  130.135029][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.135273][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  130.135543][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  130.135793][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.136031][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.136331][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.136580][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.136823][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.137062][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.137332][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.137589][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.137841][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.138082][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.138390][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.138649][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.138896][   T12]  kthread (kernel/kthread.c:436)
[  130.139092][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.139407][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.139654][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.139899][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.140186][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.140456][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.140706][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.146022][   T12] ------------[ cut here ]------------
| [  130.146153][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  130.146410][   T12] Modules linked in: vxlan
| [  130.146787][   T12] Tainted: [W]=WARN
[  130.146873][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.147020][   T12] Workqueue: netns cleanup_net
[  130.147141][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.147293][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.147790][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  130.147934][   T12] RAX: 00000000ffffffa6 RBX: ff11000010b0b1c0 RCX: 1ff4000000018eed
[  130.148110][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010b0b27c
[  130.148281][   T12] RBP: ff1100001aa14000 R08: 1fe2200002161651 R09: ff11000001aed1d0
[  130.148526][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  130.148697][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  130.148875][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  130.149080][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.149225][   T12] CR2: 000055669eb0cae8 CR3: 0000000012f44002 CR4: 0000000000771ef0
[  130.149481][   T12] PKRU: 55555554
[  130.149568][   T12] Call Trace:
[  130.149653][   T12]  <TASK>
[  130.149716][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  130.149926][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.150072][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  130.150189][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  130.150305][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.150502][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  130.150620][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  130.150742][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.150858][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.150979][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.151095][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.151210][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.151391][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.151505][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.151620][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.151740][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.151855][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.151976][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.152095][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.152209][   T12]  kthread (kernel/kthread.c:436)
[  130.152296][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.152513][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.152630][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.152745][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.152888][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.153008][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.153124][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.155606][   T12] ------------[ cut here ]------------
| [  130.155737][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  130.155965][   T12] Modules linked in: vxlan
| [  130.156361][   T12] Tainted: [W]=WARN
[  130.156462][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.156611][   T12] Workqueue: netns cleanup_net
[  130.156735][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.156885][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.157297][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  130.157458][   T12] RAX: 00000000ffffffa6 RBX: ff11000010b0b540 RCX: 1ff4000000018eed
[  130.157630][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010b0b5fc
[  130.157799][   T12] RBP: ff1100001b1e4000 R08: 1fe22000021616c1 R09: ff11000001aed1d0
[  130.157975][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  130.158145][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  130.158331][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  130.158544][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.158688][   T12] CR2: 00007fb483533888 CR3: 000000000d14d006 CR4: 0000000000771ef0
[  130.158859][   T12] PKRU: 55555554
[  130.158948][   T12] Call Trace:
[  130.159033][   T12]  <TASK>
[  130.159095][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  130.159241][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.159396][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  130.159512][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  130.159635][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.159748][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  130.159866][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  130.159983][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.160100][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.160216][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.160340][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.160462][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.160579][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.160694][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.160810][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.160928][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.161049][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.161166][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.161287][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.161415][   T12]  kthread (kernel/kthread.c:436)
[  130.161500][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.161640][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.161754][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.161868][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.162013][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.162131][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.162245][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.164207][   T12] ------------[ cut here ]------------
| [  130.164331][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  130.164561][   T12] Modules linked in: vxlan
| [  130.164935][   T12] Tainted: [W]=WARN
[  130.165025][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.165170][   T12] Workqueue: netns cleanup_net
[  130.165288][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.165456][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.165862][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  130.166008][   T12] RAX: 00000000ffffffa6 RBX: ff11000010b0b8c0 RCX: 1ff4000000018eed
[  130.166178][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010b0b97c
[  130.166352][   T12] RBP: ff1100001abf4000 R08: 1fe2200002161731 R09: ff11000001aed1d0
[  130.166525][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  130.166700][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  130.166869][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  130.167070][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.167212][   T12] CR2: 00007fb483533888 CR3: 000000000d14d006 CR4: 0000000000771ef0
[  130.167392][   T12] PKRU: 55555554
[  130.167479][   T12] Call Trace:
[  130.167569][   T12]  <TASK>
[  130.167628][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  130.167774][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.167914][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  130.168032][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  130.168147][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.168260][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  130.168391][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  130.168507][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.168619][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.168735][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.168848][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.168963][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.169077][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.169190][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.169306][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.169433][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.169547][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.169666][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.169782][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.169895][   T12]  kthread (kernel/kthread.c:436)
[  130.169982][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.170126][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.170240][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.170357][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.170502][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.170616][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.170729][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.172885][   T12] ------------[ cut here ]------------
| [  130.173005][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  130.173229][   T12] Modules linked in: vxlan
| [  130.174421][   T12] Tainted: [W]=WARN
[  130.174507][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.174650][   T12] Workqueue: netns cleanup_net
[  130.174766][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.174913][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.175371][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  130.175566][   T12] RAX: 00000000ffffffa6 RBX: ff11000019f28040 RCX: 1ff4000000018eed
[  130.175735][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000019f280fc
[  130.175913][   T12] RBP: ff1100001c3b2000 R08: 1fe22000033e5021 R09: ff11000001aed1d0
[  130.176088][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  130.176258][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  130.176482][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  130.176684][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.176832][   T12] CR2: 00007fb483533888 CR3: 000000000d14d006 CR4: 0000000000771ef0
[  130.177007][   T12] PKRU: 55555554
[  130.177092][   T12] Call Trace:
[  130.177178][   T12]  <TASK>
[  130.177238][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  130.177431][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.177575][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  130.177688][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  130.177802][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.177915][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  130.178033][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  130.178147][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.178260][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.178428][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.178546][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.178659][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.178774][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.178888][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.179006][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.179124][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.179238][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.179407][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.179525][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.179638][   T12]  kthread (kernel/kthread.c:436)
[  130.179723][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.179866][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.179981][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.180094][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.180239][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.180403][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.180518][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.190000][   T12] ------------[ cut here ]------------
| [  130.190133][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  130.190372][   T12] Modules linked in: vxlan
| [  130.190754][   T12] Tainted: [W]=WARN
[  130.190840][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.190986][   T12] Workqueue: netns cleanup_net
[  130.191104][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.191251][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.191670][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  130.191814][   T12] RAX: 00000000ffffffa6 RBX: ff11000019f28740 RCX: 1ff4000000018eed
[  130.191985][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000019f287fc
[  130.192155][   T12] RBP: ff1100001c34a000 R08: 1fe22000033e5101 R09: ff11000001aed1d0
[  130.192331][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  130.192513][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  130.192688][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  130.192889][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.193036][   T12] CR2: 00007fcbbe5ce574 CR3: 000000000d14d005 CR4: 0000000000771ef0
[  130.193210][   T12] PKRU: 55555554
[  130.193296][   T12] Call Trace:
[  130.193392][   T12]  <TASK>
[  130.193452][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  130.193601][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.193744][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  130.193860][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  130.193980][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.194095][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  130.194214][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  130.194435][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.194551][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.194764][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.194881][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.195000][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.195120][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.195234][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.195462][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.195582][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.195697][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.195816][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.195938][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.196057][   T12]  kthread (kernel/kthread.c:436)
[  130.196143][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.196286][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.196501][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.196617][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.196759][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.196872][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.196993][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.204976][   T12] ------------[ cut here ]------------
| [  130.205104][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  130.205341][   T12] Modules linked in: vxlan
| [  130.205727][   T12] Tainted: [W]=WARN
[  130.205814][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.205964][   T12] Workqueue: netns cleanup_net
[  130.206087][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.206243][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.206680][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  130.206826][   T12] RAX: 00000000ffffffa6 RBX: ff11000019f28e40 RCX: 1ff4000000018eed
[  130.207003][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000019f28efc
[  130.207180][   T12] RBP: ff1100001c1c2000 R08: 1fe22000033e51e1 R09: ff11000001aed1d0
[  130.207364][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  130.207546][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  130.207724][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  130.207933][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.208081][   T12] CR2: 00007fcbbe5ce574 CR3: 000000000d14d005 CR4: 0000000000771ef0
[  130.208260][   T12] PKRU: 55555554
[  130.208355][   T12] Call Trace:
[  130.208446][   T12]  <TASK>
[  130.208506][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  130.208652][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.208796][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  130.208912][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  130.209034][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.209151][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  130.209270][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  130.209399][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.209516][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.209642][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.209759][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.209874][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.209997][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.210112][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.210232][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.210359][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.210483][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.210606][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.210725][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.210841][   T12]  kthread (kernel/kthread.c:436)
[  130.210929][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.211078][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.211195][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.211313][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.211474][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.211593][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.211712][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.213954][   T12] ------------[ cut here ]------------
| [  130.214071][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  130.214303][   T12] Modules linked in: vxlan
| [  130.215178][   T12] Tainted: [W]=WARN
[  130.215265][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.215475][   T12] Workqueue: netns cleanup_net
[  130.215598][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.215750][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.216174][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  130.216371][   T12] RAX: 00000000ffffffa6 RBX: ff11000019f298c0 RCX: 1ff4000000018eed
[  130.216550][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000019f2997c
[  130.216721][   T12] RBP: ff1100001b20a000 R08: 1fe22000033e5331 R09: ff11000001aed1d0
[  130.216892][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  130.217067][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  130.217240][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  130.217499][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.217646][   T12] CR2: 00007fcbbe5ce574 CR3: 000000000d14d005 CR4: 0000000000771ef0
[  130.217820][   T12] PKRU: 55555554
[  130.217906][   T12] Call Trace:
[  130.217995][   T12]  <TASK>
[  130.218058][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  130.218208][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.218408][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  130.218525][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  130.218640][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.218755][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  130.218871][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  130.218992][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.219108][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.219225][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.219396][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.219510][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.219674][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.219790][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.219906][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.220028][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.220142][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.220265][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.220439][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.220554][   T12]  kthread (kernel/kthread.c:436)
[  130.220640][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.220786][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.220900][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.221018][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.221165][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.221278][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.221446][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.224114][   T12] ------------[ cut here ]------------
| [  130.224231][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  130.224471][   T12] Modules linked in: vxlan
| [  130.224853][   T12] Tainted: [W]=WARN
[  130.224943][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.225088][   T12] Workqueue: netns cleanup_net
[  130.225207][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.225364][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.225789][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  130.225935][   T12] RAX: 00000000ffffffa6 RBX: ff11000012b0a740 RCX: 1ff4000000018eed
[  130.226112][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0a7fc
[  130.226291][   T12] RBP: ff11000011532000 R08: 1fe2200002561501 R09: ff11000001aed1d0
[  130.226473][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  130.226644][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  130.226813][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  130.227017][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.227160][   T12] CR2: 00007fcbbe5ce574 CR3: 000000000d14d005 CR4: 0000000000771ef0
[  130.227393][   T12] PKRU: 55555554
[  130.227528][   T12] Call Trace:
[  130.227614][   T12]  <TASK>
[  130.227674][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  130.227819][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.227965][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  130.228081][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  130.228196][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.228310][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  130.228500][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  130.228617][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.228730][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.228847][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.228966][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.229077][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.229190][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.229306][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.229529][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.229646][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.229759][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.229879][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.230002][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.230117][   T12]  kthread (kernel/kthread.c:436)
[  130.230205][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.230449][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.230565][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.230680][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.230824][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.230939][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.231056][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.246763][   T12] ------------[ cut here ]------------
| [  130.246896][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  130.247131][   T12] Modules linked in: vxlan
| [  130.247532][   T12] Tainted: [W]=WARN
[  130.247619][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.247775][   T12] Workqueue: netns cleanup_net
[  130.247896][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.248052][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.248495][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  130.248642][   T12] RAX: 00000000ffffffa6 RBX: ff11000012b0ae40 RCX: 1ff4000000018eed
[  130.248813][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0aefc
[  130.248990][   T12] RBP: ff1100001beba000 R08: 1fe22000025615e1 R09: ff11000001aed1d0
[  130.249165][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  130.249346][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  130.249528][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  130.249737][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.249887][   T12] CR2: 00007f14360a1574 CR3: 000000000d14d003 CR4: 0000000000771ef0
[  130.250071][   T12] PKRU: 55555554
[  130.250157][   T12] Call Trace:
[  130.250244][   T12]  <TASK>
[  130.250313][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  130.250473][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.250620][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  130.250740][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  130.250858][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.250977][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  130.251096][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  130.251216][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.251338][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.251461][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.251583][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.251697][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.251818][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.251933][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.252055][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.252175][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.252290][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.252467][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.252587][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.252701][   T12]  kthread (kernel/kthread.c:436)
[  130.252792][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.252982][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.253097][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.253214][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.253416][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.253599][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.253722][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.256629][   T12] ------------[ cut here ]------------
| [  130.256763][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  130.256997][   T12] Modules linked in: vxlan
| [  130.257403][   T12] Tainted: [W]=WARN
[  130.257491][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.257643][   T12] Workqueue: netns cleanup_net
[  130.257762][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.257911][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.258346][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  130.258496][   T12] RAX: 00000000ffffffa6 RBX: ff11000012b0b540 RCX: 1ff4000000018eed
[  130.258668][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0b5fc
[  130.258838][   T12] RBP: ff1100001bfda000 R08: 1fe22000025616c1 R09: ff11000001aed1d0
[  130.259018][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  130.259196][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  130.259382][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  130.259584][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.259733][   T12] CR2: 00007f2d8c7b1000 CR3: 000000000d14d006 CR4: 0000000000771ef0
[  130.259909][   T12] PKRU: 55555554
[  130.259998][   T12] Call Trace:
[  130.260084][   T12]  <TASK>
[  130.260146][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  130.260295][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.260456][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  130.260574][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  130.260692][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.260809][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  130.260930][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  130.261055][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.261171][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.261294][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.261423][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.261538][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.261655][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.261771][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.261890][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.262012][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.262129][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.262249][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.262380][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.262495][   T12]  kthread (kernel/kthread.c:436)
[  130.262582][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.262727][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.262844][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.262965][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.263111][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.263228][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.263349][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.265701][   T12] ------------[ cut here ]------------
| [  130.265832][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  130.266069][   T12] Modules linked in: vxlan
| [  130.266472][   T12] Tainted: [W]=WARN
[  130.266558][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.266702][   T12] Workqueue: netns cleanup_net
[  130.266828][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.266986][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.267408][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  130.267552][   T12] RAX: 00000000ffffffa6 RBX: ff1100001345ec80 RCX: 1ff4000000018eed
[  130.267723][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001345ed3c
[  130.267894][   T12] RBP: ff1100001c1fa000 R08: 1fe220000268bda9 R09: ff11000001aed1d0
[  130.268066][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  130.268237][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  130.268421][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  130.268623][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.268765][   T12] CR2: 00007f2d8c7b1000 CR3: 000000000d14d006 CR4: 0000000000771ef0
[  130.268938][   T12] PKRU: 55555554
[  130.269028][   T12] Call Trace:
[  130.269114][   T12]  <TASK>
[  130.269176][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  130.269329][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.269477][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  130.269592][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  130.269707][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.269820][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  130.269936][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  130.270056][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.270172][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.270293][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.270419][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.270535][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.270650][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.270764][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.270881][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.271003][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.271118][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.271237][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.271359][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.271477][   T12]  kthread (kernel/kthread.c:436)
[  130.271565][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.271709][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.271822][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.271937][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.272084][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.272201][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.272327][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.285665][   T12] ------------[ cut here ]------------
| [  130.285800][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  130.286037][   T12] Modules linked in: vxlan
| [  130.286450][   T12] Tainted: [W]=WARN
[  130.286543][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.286694][   T12] Workqueue: netns cleanup_net
[  130.286819][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.286981][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.287457][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[  130.287613][   T12] RAX: 00000000ffffffa6 RBX: ff11000012a603c0 RCX: 1ff4000000018eaf
[  130.287790][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012a6047c
[  130.287972][   T12] RBP: ff11000019469000 R08: 1fe220000254c091 R09: ff11000001aed1d0
[  130.288150][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[  130.288335][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000016d1c000
[  130.288521][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  130.288733][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.288886][   T12] CR2: 00007f2d8c7b1000 CR3: 000000000d14d006 CR4: 0000000000771ef0
[  130.289076][   T12] PKRU: 55555554
[  130.289166][   T12] Call Trace:
[  130.289256][   T12]  <TASK>
[  130.289325][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  130.289451][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  130.289545][   T12]  netif_close_many (net/core/dev.c:1804)
[  130.289667][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.289787][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.289906][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.290029][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  130.290152][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  130.290303][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  130.290466][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.290591][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.290744][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.290867][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.290990][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  130.291142][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[  130.291267][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  130.291400][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  130.291524][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  130.291646][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  130.291769][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  130.291892][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.292012][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.292135][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.292256][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.292388][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.292516][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.292636][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.292757][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.292880][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.293005][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.293134][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.293259][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.293391][   T12]  kthread (kernel/kthread.c:436)
[  130.293482][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.293637][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.293762][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.293883][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.294036][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.294157][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.294282][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.296286][   T12] ------------[ cut here ]------------
| [  130.296422][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  130.296681][   T12] Modules linked in: vxlan
| [  130.297080][   T12] Tainted: [W]=WARN
[  130.297173][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.297795][   T12] Workqueue: netns cleanup_net
[  130.297927][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.298088][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.298582][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[  130.298734][   T12] RAX: 00000000ffffffa6 RBX: ff11000016e8be00 RCX: 1ff4000000018eaf
[  130.298916][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000016e8bebc
[  130.299099][   T12] RBP: ff11000016d1c000 R08: 1fe2200002dd17d9 R09: ff11000001aed1d0
[  130.299277][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[  130.299516][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000176c4000
[  130.299699][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  130.299964][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.300119][   T12] CR2: 00007f2d8c7b1000 CR3: 000000000d14d006 CR4: 0000000000771ef0
[  130.300299][   T12] PKRU: 55555554
[  130.300444][   T12] Call Trace:
[  130.300537][   T12]  <TASK>
[  130.300599][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  130.300719][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[  130.300840][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  130.300933][   T12]  netif_close_many (net/core/dev.c:1804)
[  130.301058][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.301180][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.301300][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.301479][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  130.301601][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  130.301756][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  130.301910][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.302034][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.302182][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.302302][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.302479][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  130.302632][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[  130.302759][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  130.302880][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  130.303005][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  130.303130][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  130.303251][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  130.303430][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.303551][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.303673][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.303793][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.303913][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.304040][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.304160][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.304282][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.304469][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.304594][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.304719][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.304847][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.304977][   T12]  kthread (kernel/kthread.c:436)
[  130.305072][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.305227][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.305409][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.305534][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.305688][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.305809][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.305929][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.308075][   T12] ------------[ cut here ]------------
| [  130.308212][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  130.308481][   T12] Modules linked in: vxlan
| [  130.308903][   T12] Tainted: [W]=WARN
[  130.309003][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.309161][   T12] Workqueue: netns cleanup_net
[  130.309293][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.309473][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.309936][   T12] RSP: 0018:ffa00000000c7510 EFLAGS: 00010286
[  130.310104][   T12] RAX: 00000000ffffffa6 RBX: ff11000014008580 RCX: 1ff4000000018e68
[  130.310295][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001400863c
[  130.310509][   T12] RBP: ff11000011c5c000 R08: 1fe22000028010c9 R09: ff11000001aed1d0
[  130.310709][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[  130.310897][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001640c000
[  130.311091][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  130.311320][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.311485][   T12] CR2: 00007f8fe5f4a574 CR3: 000000000d14d005 CR4: 0000000000771ef0
[  130.311675][   T12] PKRU: 55555554
[  130.311769][   T12] Call Trace:
[  130.311862][   T12]  <TASK>
[  130.311928][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  130.312062][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  130.312161][   T12]  netif_close_many (net/core/dev.c:1804)
[  130.312294][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  130.312435][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.312564][   T12]  vlan_device_event (net/8021q/vlan.c:475)
[  130.312695][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[  130.312823][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[  130.312952][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  130.313079][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[  130.313212][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  130.313350][   T12]  netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805)
[  130.313480][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.313605][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.313730][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.313856][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  130.313985][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  130.314148][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  130.314310][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.314450][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.314608][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.314734][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.314858][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  130.315017][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[  130.315147][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  130.315277][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  130.315417][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  130.315543][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  130.315671][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  130.315802][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.315932][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.316065][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.316192][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.316326][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.316463][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.316589][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.316718][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.316849][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.316977][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.317113][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.317245][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.317383][   T12]  kthread (kernel/kthread.c:436)
[  130.317479][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.317635][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.317761][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.317886][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.318045][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.318174][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.318300][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.320555][   T12] ------------[ cut here ]------------
| [  130.320680][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  130.320923][   T12] Modules linked in: vxlan
| [  130.321351][   T12] Tainted: [W]=WARN
[  130.321450][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.321610][   T12] Workqueue: netns cleanup_net
[  130.321738][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.321905][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.322368][   T12] RSP: 0018:ffa00000000c7510 EFLAGS: 00010286
[  130.322538][   T12] RAX: 00000000ffffffa6 RBX: ff110000140098c0 RCX: 1ff4000000018e68
[  130.322725][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001400997c
[  130.322911][   T12] RBP: ff1100001640c000 R08: 1fe2200002801331 R09: ff11000001aed1d0
[  130.323101][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[  130.323288][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001a5b1000
[  130.323489][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  130.323709][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.323866][   T12] CR2: 00007f8fe5f4a574 CR3: 000000000d14d005 CR4: 0000000000771ef0
[  130.324060][   T12] PKRU: 55555554
[  130.324155][   T12] Call Trace:
[  130.324256][   T12]  <TASK>
[  130.324327][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  130.324460][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[  130.324587][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  130.324684][   T12]  netif_close_many (net/core/dev.c:1804)
[  130.324812][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  130.324941][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.325070][   T12]  vlan_device_event (net/8021q/vlan.c:475)
[  130.325199][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[  130.325331][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[  130.325468][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  130.325594][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[  130.325728][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  130.325854][   T12]  netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805)
[  130.325982][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.326113][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.326240][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.326371][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  130.326501][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  130.326659][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  130.326817][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.326945][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.327105][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.327233][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.327369][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  130.327534][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[  130.327661][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  130.327790][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  130.327917][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  130.328053][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  130.328182][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  130.328309][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.328445][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.328575][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.328702][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.328826][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.328955][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.329082][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.329211][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.329347][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.329479][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.329609][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.329740][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.329864][   T12]  kthread (kernel/kthread.c:436)
[  130.329962][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.330122][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.330249][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.330387][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.330545][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.330670][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.330803][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.332927][   T12] ------------[ cut here ]------------
| [  130.333054][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  130.333303][   T12] Modules linked in: vxlan
| [  130.333732][   T12] Tainted: [W]=WARN
[  130.333826][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.333983][   T12] Workqueue: netns cleanup_net
[  130.334113][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.334278][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.334745][   T12] RSP: 0018:ffa00000000c7510 EFLAGS: 00010286
[  130.334904][   T12] RAX: 00000000ffffffa6 RBX: ff1100001b1fec80 RCX: 1ff4000000018e68
[  130.335098][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001b1fed3c
[  130.335287][   T12] RBP: ff1100001a5b1000 R08: 1fe220000363fda9 R09: ff11000001aed1d0
[  130.335484][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[  130.335671][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c75b0
[  130.335860][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  130.336084][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.336247][   T12] CR2: 00007f8fe5f4a574 CR3: 000000000d14d005 CR4: 0000000000771ef0
[  130.336447][   T12] PKRU: 55555554
[  130.336542][   T12] Call Trace:
[  130.336636][   T12]  <TASK>
[  130.336707][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  130.336834][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[  130.336970][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  130.337070][   T12]  netif_close_many (net/core/dev.c:1804)
[  130.337196][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  130.337329][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.337462][   T12]  vlan_device_event (net/8021q/vlan.c:475)
[  130.337589][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[  130.337716][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[  130.337842][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  130.337970][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[  130.338099][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  130.338225][   T12]  netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805)
[  130.338358][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.338487][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.338613][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.338738][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  130.338867][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  130.339030][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  130.339188][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.339320][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.339484][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.339611][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.339737][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  130.339895][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[  130.340030][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  130.340157][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  130.340284][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  130.340422][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  130.340550][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  130.340677][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.340802][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.340932][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.341062][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.341186][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.341313][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.341449][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.341577][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.341708][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.341834][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.341970][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.342101][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.342225][   T12]  kthread (kernel/kthread.c:436)
[  130.342324][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.342487][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.342614][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.342739][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.342900][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.343027][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.343152][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.345268][   T12] ------------[ cut here ]------------
| [  130.345405][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  130.345645][   T12] Modules linked in: vxlan
| [  130.346045][   T12] Tainted: [W]=WARN
[  130.346137][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.346291][   T12] Workqueue: netns cleanup_net
[  130.346426][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.346584][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.347015][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[  130.347169][   T12] RAX: 00000000ffffffa6 RBX: ff11000019cdc040 RCX: 1ff4000000018eaf
[  130.347354][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000019cdc0fc
[  130.347539][   T12] RBP: ff110000176c4000 R08: 1fe220000339b821 R09: ff11000001aed1d0
[  130.347719][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[  130.347900][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001c041000
[  130.348088][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  130.348300][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.348462][   T12] CR2: 00007f8fe5f4a574 CR3: 000000000d14d005 CR4: 0000000000771ef0
[  130.348644][   T12] PKRU: 55555554
[  130.348734][   T12] Call Trace:
[  130.348825][   T12]  <TASK>
[  130.348887][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  130.349011][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[  130.349134][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  130.349227][   T12]  netif_close_many (net/core/dev.c:1804)
[  130.349357][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.349484][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.349605][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.349728][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  130.349850][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  130.350005][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  130.350157][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.350282][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.350442][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.350567][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.350693][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  130.350845][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[  130.350974][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  130.351098][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  130.351220][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  130.351347][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  130.351477][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  130.351603][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.351723][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.351851][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.351981][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.352102][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.352224][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.352353][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.352479][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.352606][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.352727][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.352853][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.352982][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.353104][   T12]  kthread (kernel/kthread.c:436)
[  130.353199][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.353358][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.353489][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.353612][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.353767][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.353892][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.354016][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.355953][   T12] ------------[ cut here ]------------
| [  130.356071][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  130.356308][   T12] Modules linked in: vxlan
| [  130.356721][   T12] Tainted: [W]=WARN
[  130.356817][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.356971][   T12] Workqueue: netns cleanup_net
[  130.357096][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.357253][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.357699][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[  130.357851][   T12] RAX: 00000000ffffffa6 RBX: ff11000019cdd1c0 RCX: 1ff4000000018eaf
[  130.358033][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000019cdd27c
[  130.358210][   T12] RBP: ff1100001c041000 R08: 1fe220000339ba51 R09: ff11000001aed1d0
[  130.358404][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[  130.358583][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001b2e1000
[  130.358764][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  130.358982][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.359136][   T12] CR2: 00007f8fe5f4a574 CR3: 000000000d14d005 CR4: 0000000000771ef0
[  130.359320][   T12] PKRU: 55555554
[  130.359414][   T12] Call Trace:
[  130.359508][   T12]  <TASK>
[  130.359571][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  130.359691][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[  130.359813][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  130.359908][   T12]  netif_close_many (net/core/dev.c:1804)
[  130.360031][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.360150][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.360270][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.360404][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  130.360527][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  130.360683][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  130.360840][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.360966][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.361115][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.361236][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.361362][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  130.361520][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[  130.361643][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  130.361768][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  130.361890][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  130.362013][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  130.362135][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  130.362258][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.362391][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.362514][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.362639][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.362764][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.362890][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.363011][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.363133][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.363259][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.363391][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.363522][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.363648][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.363771][   T12]  kthread (kernel/kthread.c:436)
[  130.363860][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.364014][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.364133][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.364254][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.364417][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.364544][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.364669][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.366653][   T12] ------------[ cut here ]------------
| [  130.366777][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  130.367028][   T12] Modules linked in: vxlan
| [  130.367451][   T12] Tainted: [W]=WARN
[  130.367547][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.367714][   T12] Workqueue: netns cleanup_net
[  130.367847][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.368013][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.368482][   T12] RSP: 0018:ffa00000000c7510 EFLAGS: 00010286
[  130.368647][   T12] RAX: 00000000ffffffa6 RBX: ff11000014e363c0 RCX: 1ff4000000018e68
[  130.368837][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014e3647c
[  130.369028][   T12] RBP: ff11000005581000 R08: 1fe22000029c6c91 R09: ff11000001aed1d0
[  130.369217][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[  130.369420][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001b1e1000
[  130.369611][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  130.369839][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.370002][   T12] CR2: 00007f8fe5f4a574 CR3: 000000000d14d005 CR4: 0000000000771ef0
[  130.370191][   T12] PKRU: 55555554
[  130.370288][   T12] Call Trace:
[  130.370394][   T12]  <TASK>
[  130.370460][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  130.370591][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  130.370687][   T12]  netif_close_many (net/core/dev.c:1804)
[  130.370814][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  130.370945][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.371074][   T12]  vlan_device_event (net/8021q/vlan.c:475)
[  130.371210][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[  130.371345][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[  130.371476][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  130.371603][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[  130.371737][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  130.371866][   T12]  netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805)
[  130.372000][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.372126][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.372255][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.372393][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  130.372526][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  130.372682][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  130.372840][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.372971][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.373128][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.373257][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.373399][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  130.373559][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[  130.373688][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  130.373816][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  130.373947][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  130.374075][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  130.374206][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  130.374342][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.374475][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.374606][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.374736][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.374863][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.374994][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.375120][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.375248][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.375390][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.375516][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.375648][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.375777][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.375903][   T12]  kthread (kernel/kthread.c:436)
[  130.376001][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.376159][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.376284][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.376421][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.376581][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.376706][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.376832][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.378883][   T12] ------------[ cut here ]------------
| [  130.379009][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  130.379250][   T12] Modules linked in: vxlan
| [  130.379676][   T12] Tainted: [W]=WARN
[  130.379772][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.379928][   T12] Workqueue: netns cleanup_net
[  130.380060][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.380226][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.380693][   T12] RSP: 0018:ffa00000000c7510 EFLAGS: 00010286
[  130.380852][   T12] RAX: 00000000ffffffa6 RBX: ff11000014e37540 RCX: 1ff4000000018e68
[  130.381041][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014e375fc
[  130.381229][   T12] RBP: ff1100001b1e1000 R08: 1fe22000029c6ec1 R09: ff11000001aed1d0
[  130.381426][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[  130.381614][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c75b0
[  130.381808][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  130.382035][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.382193][   T12] CR2: 00007f8fe5f4a574 CR3: 000000000d14d005 CR4: 0000000000771ef0
[  130.382393][   T12] PKRU: 55555554
[  130.382488][   T12] Call Trace:
[  130.382582][   T12]  <TASK>
[  130.382648][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  130.382774][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[  130.382903][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  130.383003][   T12]  netif_close_many (net/core/dev.c:1804)
[  130.383130][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  130.383255][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.383392][   T12]  vlan_device_event (net/8021q/vlan.c:475)
[  130.383526][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[  130.383652][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[  130.383779][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  130.383905][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[  130.384039][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  130.384166][   T12]  netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805)
[  130.384291][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.384423][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.384566][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.384690][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  130.384819][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  130.384980][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  130.385138][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.385266][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.385436][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.385560][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.385685][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  130.385848][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[  130.385984][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  130.386112][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  130.386240][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  130.386372][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  130.386505][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  130.386633][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.386760][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.386889][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.387017][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.387141][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.387270][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.387406][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.387533][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.387661][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.387788][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.387917][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.388048][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.388173][   T12]  kthread (kernel/kthread.c:436)
[  130.388266][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.388434][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.388560][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.388689][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.388846][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.388974][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.389101][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.391223][   T12] ------------[ cut here ]------------
| [  130.391348][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  130.391593][   T12] Modules linked in: vxlan
| [  130.392002][   T12] Tainted: [W]=WARN
[  130.392093][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.392246][   T12] Workqueue: netns cleanup_net
[  130.392383][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.392540][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.392983][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[  130.393134][   T12] RAX: 00000000ffffffa6 RBX: ff11000015b5e900 RCX: 1ff4000000018eaf
[  130.393314][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000015b5e9bc
[  130.393507][   T12] RBP: ff1100001b2e1000 R08: 1fe2200002b6bd39 R09: ff11000001aed1d0
[  130.393689][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[  130.393868][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001b2e4000
[  130.394054][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  130.394267][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.394434][   T12] CR2: 00007f8fe5f4a574 CR3: 000000000d14d005 CR4: 0000000000771ef0
[  130.394615][   T12] PKRU: 55555554
[  130.394704][   T12] Call Trace:
[  130.394793][   T12]  <TASK>
[  130.394856][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  130.394979][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[  130.395100][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  130.395192][   T12]  netif_close_many (net/core/dev.c:1804)
[  130.395322][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.395446][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.395568][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.395687][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  130.395815][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  130.395969][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  130.396125][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.396247][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.396407][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.396527][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.396647][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  130.396798][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[  130.396926][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  130.397051][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  130.397178][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  130.397304][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  130.397437][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  130.397559][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.397682][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.397806][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.397926][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.398053][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.398178][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.398298][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.398432][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.398560][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.398681][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.398807][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.398936][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.399061][   T12]  kthread (kernel/kthread.c:436)
[  130.399157][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.399321][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.399611][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.399734][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.399889][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.400015][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.400138][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.402307][   T12] ------------[ cut here ]------------
| [  130.402446][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  130.402691][   T12] Modules linked in: vxlan
| [  130.403178][   T12] Tainted: [W]=WARN
[  130.403273][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.403519][   T12] Workqueue: netns cleanup_net
[  130.403649][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.403809][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.404341][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[  130.404578][   T12] RAX: 00000000ffffffa6 RBX: ff11000015b5fa80 RCX: 1ff4000000018eaf
[  130.404761][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000015b5fb3c
[  130.404947][   T12] RBP: ff1100001b2e4000 R08: 1fe2200002b6bf69 R09: ff11000001aed1d0
[  130.405209][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[  130.405405][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008291000
[  130.405589][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  130.405879][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.406034][   T12] CR2: 00007f8fe5f4a574 CR3: 000000000d14d005 CR4: 0000000000771ef0
[  130.406302][   T12] PKRU: 55555554
[  130.406405][   T12] Call Trace:
[  130.406495][   T12]  <TASK>
[  130.406558][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  130.406680][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[  130.406881][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  130.406981][   T12]  netif_close_many (net/core/dev.c:1804)
[  130.407104][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.407227][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.407439][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.407566][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  130.407688][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  130.407840][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  130.407999][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.408122][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.408274][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.408412][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.408535][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  130.408766][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[  130.408891][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  130.409016][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  130.409145][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  130.409268][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  130.409410][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  130.409540][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.409664][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.409866][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.409993][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.410120][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.410413][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.410542][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.410667][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.410798][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.410919][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.411127][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.411259][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.411466][   T12]  kthread (kernel/kthread.c:436)
[  130.411636][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.411793][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.411916][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.412041][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.412198][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.412329][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.412458][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.414778][   T12] ------------[ cut here ]------------
| [  130.414904][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  130.415158][   T12] Modules linked in: vxlan
| [  130.415586][   T12] Tainted: [W]=WARN
[  130.415683][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.415841][   T12] Workqueue: netns cleanup_net
[  130.416066][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.416328][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.416875][   T12] RSP: 0018:ffa00000000c7510 EFLAGS: 00010286
[  130.417123][   T12] RAX: 00000000ffffffa6 RBX: ff1100001671b540 RCX: 1ff4000000018e68
[  130.417322][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001671b5fc
[  130.417601][   T12] RBP: ff1100001a41c000 R08: 1fe2200002ce36c1 R09: ff11000001aed1d0
[  130.417790][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[  130.417988][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001adc9000
[  130.418262][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  130.418499][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.418661][   T12] CR2: 00007f8fe5f4a574 CR3: 000000000d14d005 CR4: 0000000000771ef0
[  130.418935][   T12] PKRU: 55555554
[  130.419034][   T12] Call Trace:
[  130.419131][   T12]  <TASK>
[  130.419197][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  130.419419][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  130.419520][   T12]  netif_close_many (net/core/dev.c:1804)
[  130.419731][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  130.419858][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.419988][   T12]  vlan_device_event (net/8021q/vlan.c:475)
[  130.420122][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[  130.420252][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[  130.420390][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  130.420519][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[  130.420731][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  130.420864][   T12]  netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805)
[  130.420993][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.421119][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.421336][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.421551][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  130.421682][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  130.421927][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  130.422094][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.422221][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.422390][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.422524][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.422651][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  130.422811][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[  130.422954][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  130.423164][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  130.423292][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  130.423431][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  130.423560][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  130.423769][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.423896][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.424030][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.424158][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.424293][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.424442][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.424568][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.424699][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.424911][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.425042][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.425173][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.425309][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.425527][   T12]  kthread (kernel/kthread.c:436)
[  130.425623][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.425782][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.425909][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.426202][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.426367][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.426501][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.426630][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.429261][   T12] ------------[ cut here ]------------
| [  130.429565][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  130.429812][   T12] Modules linked in: vxlan
| [  130.430311][   T12] Tainted: [W]=WARN
[  130.430498][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.430655][   T12] Workqueue: netns cleanup_net
[  130.430786][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.430952][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.431504][   T12] RSP: 0018:ffa00000000c7510 EFLAGS: 00010286
[  130.431744][   T12] RAX: 00000000ffffffa6 RBX: ff1100001a67be00 RCX: 1ff4000000018e68
[  130.431931][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001a67bebc
[  130.432122][   T12] RBP: ff1100001adc9000 R08: 1fe22000034cf7d9 R09: ff11000001aed1d0
[  130.432403][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[  130.432591][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c75b0
[  130.432779][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  130.433083][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.433241][   T12] CR2: 00007f8fe5f4a574 CR3: 000000000d14d005 CR4: 0000000000771ef0
[  130.433531][   T12] PKRU: 55555554
[  130.433624][   T12] Call Trace:
[  130.433717][   T12]  <TASK>
[  130.433782][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  130.433907][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[  130.434118][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  130.434215][   T12]  netif_close_many (net/core/dev.c:1804)
[  130.434350][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  130.434483][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.434610][   T12]  vlan_device_event (net/8021q/vlan.c:475)
[  130.434818][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[  130.434947][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[  130.435075][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  130.435200][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[  130.435425][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  130.435552][   T12]  netif_close_many (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1805)
[  130.435676][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.435801][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.436010][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.436136][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  130.436265][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  130.436521][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  130.436680][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.436806][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.436967][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.437175][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.437301][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  130.437472][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[  130.437601][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  130.437812][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  130.437938][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  130.438066][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  130.438194][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  130.438419][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.438551][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.438681][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.438807][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.439014][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.439141][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.439269][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.439489][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.439621][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.439749][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.439880][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.440014][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.440221][   T12]  kthread (kernel/kthread.c:436)
[  130.440321][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.440482][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.440608][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.440817][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.440977][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.441104][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.441313][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.443849][   T12] ------------[ cut here ]------------
| [  130.443973][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  130.444211][   T12] Modules linked in: vxlan
| [  130.445216][   T12] Tainted: [W]=WARN
[  130.445370][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.445533][   T12] Workqueue: netns cleanup_net
[  130.445660][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.445820][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.446264][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[  130.446483][   T12] RAX: 00000000ffffffa6 RBX: ff1100000539f1c0 RCX: 1ff4000000018eaf
[  130.446668][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000539f27c
[  130.446853][   T12] RBP: ff11000008291000 R08: 1fe2200000a73e51 R09: ff11000001aed1d0
[  130.447041][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[  130.447224][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001b01c000
[  130.447551][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  130.447849][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.448010][   T12] CR2: 00007f8fe5f4a574 CR3: 000000000d14d005 CR4: 0000000000771ef0
[  130.448197][   T12] PKRU: 55555554
[  130.448289][   T12] Call Trace:
[  130.448436][   T12]  <TASK>
[  130.448500][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  130.448624][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[  130.448823][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  130.448920][   T12]  netif_close_many (net/core/dev.c:1804)
[  130.449043][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.449243][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.449429][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.449555][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  130.449685][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  130.449839][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  130.450005][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.450132][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.450284][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.450467][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.450599][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  130.450834][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[  130.450967][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  130.451095][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  130.451225][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  130.451406][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  130.451529][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  130.451655][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.451777][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.451984][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.452107][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.452236][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.452419][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.452541][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.452665][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.452870][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.452997][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.453128][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.453256][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.453512][   T12]  kthread (kernel/kthread.c:436)
[  130.453612][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.453763][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.453891][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.454015][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.454253][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.454435][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.454558][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.458833][   T12] ------------[ cut here ]------------
| [  130.458965][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  130.459207][   T12] Modules linked in: vxlan
| [  130.459624][   T12] Tainted: [W]=WARN
[  130.459716][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.459871][   T12] Workqueue: netns cleanup_net
[  130.460002][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.460160][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.460610][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[  130.460763][   T12] RAX: 00000000ffffffa6 RBX: ff11000011f18740 RCX: 1ff4000000018eaf
[  130.460952][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011f187fc
[  130.461135][   T12] RBP: ff1100001b01c000 R08: 1fe22000023e3101 R09: ff11000001aed1d0
[  130.461328][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[  130.461517][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005171000
[  130.461702][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  130.461919][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.462073][   T12] CR2: 00007f8fe5f4a574 CR3: 000000000d14d005 CR4: 0000000000771ef0
[  130.462256][   T12] PKRU: 55555554
[  130.462354][   T12] Call Trace:
[  130.462449][   T12]  <TASK>
[  130.462513][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  130.462636][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[  130.462762][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  130.462857][   T12]  netif_close_many (net/core/dev.c:1804)
[  130.462981][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.463103][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.463229][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.464641][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  130.464777][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  130.464935][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  130.465094][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.465220][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.465491][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.465619][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.465743][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  130.465898][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[  130.466027][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  130.466151][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  130.466278][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  130.466520][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  130.466645][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  130.466876][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.467001][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.467126][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.467249][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.467487][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.467614][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.467736][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.467860][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.467986][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.468113][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.468243][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.468487][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.468611][   T12]  kthread (kernel/kthread.c:436)
[  130.468702][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.468856][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.468981][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.469103][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.469261][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.469567][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.469690][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.497211][   T12] ------------[ cut here ]------------
| [  130.497365][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  130.497617][   T12] Modules linked in: vxlan
| [  130.498029][   T12] Tainted: [W]=WARN
[  130.498122][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.498281][   T12] Workqueue: netns cleanup_net
[  130.498421][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.498665][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.499137][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[  130.499297][   T12] RAX: 00000000ffffffa6 RBX: ff11000013704ac0 RCX: 1ff4000000018eaf
[  130.499507][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013704b7c
[  130.499689][   T12] RBP: ff11000005171000 R08: 1fe22000026e0971 R09: ff11000001aed1d0
[  130.499869][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[  130.500057][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[  130.500242][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  130.500588][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.500744][   T12] CR2: 00005628289be6d8 CR3: 000000000d14d006 CR4: 0000000000771ef0
[  130.500927][   T12] PKRU: 55555554
[  130.501022][   T12] Call Trace:
[  130.501115][   T12]  <TASK>
[  130.501181][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  130.501310][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[  130.501537][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  130.501630][   T12]  netif_close_many (net/core/dev.c:1804)
[  130.501760][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.501883][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.502010][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.502133][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  130.502257][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  130.502521][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  130.502677][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.502802][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.502955][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.503078][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.503200][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  130.503459][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[  130.503588][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  130.503712][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  130.503835][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  130.503960][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  130.504084][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  130.504210][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.504438][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.504564][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.504689][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.504813][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.504937][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.505063][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.505188][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.505397][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.505522][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.505648][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.505776][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.505900][   T12]  kthread (kernel/kthread.c:436)
[  130.505996][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.506148][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.506270][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.506471][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.506627][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.506747][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.506869][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.510920][   T12] ------------[ cut here ]------------
| [  130.511061][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  130.511299][   T12] Modules linked in: vxlan
| [  130.511713][   T12] Tainted: [W]=WARN
[  130.511802][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.511953][   T12] Workqueue: netns cleanup_net
[  130.512077][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.512232][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.512718][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[  130.512873][   T12] RAX: 00000000ffffffa6 RBX: ff11000005a15000 RCX: 1ff4000000018ed5
[  130.513052][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005a150bc
[  130.513228][   T12] RBP: ff11000019469000 R08: 1fe2200000b42a19 R09: ff11000001aed1d0
[  130.513463][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  130.513644][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  130.513828][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  130.514045][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.514203][   T12] CR2: 00000000015c3006 CR3: 000000001c249003 CR4: 0000000000771ef0
[  130.514448][   T12] PKRU: 55555554
[  130.514544][   T12] Call Trace:
[  130.514633][   T12]  <TASK>
[  130.514696][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  130.514895][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.515047][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.515165][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.515283][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  130.515487][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  130.515608][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  130.515726][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  130.515848][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  130.515971][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  130.516094][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.516213][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.516394][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.516512][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.516635][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.516757][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.516874][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.516998][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.517122][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.517239][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.517436][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.517560][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.517677][   T12]  kthread (kernel/kthread.c:436)
[  130.517765][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.517914][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.518035][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.518154][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.518298][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.518471][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.518590][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.533599][   T12] ------------[ cut here ]------------
| [  130.533736][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  130.533977][   T12] Modules linked in: vxlan
| [  130.534393][   T12] Tainted: [W]=WARN
[  130.534485][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.534637][   T12] Workqueue: netns cleanup_net
[  130.534763][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.534925][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.535362][   T12] RSP: 0018:ffa00000000c75d8 EFLAGS: 00010286
[  130.535520][   T12] RAX: 00000000ffffffa6 RBX: ff11000013641540 RCX: 1ff4000000018e81
[  130.535698][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000136415fc
[  130.535878][   T12] RBP: ff1100001a5b1000 R08: 1fe22000026c82c1 R09: ff11000001aed1d0
[  130.536062][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  130.536243][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  130.536439][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  130.536652][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.536805][   T12] CR2: 00005628289cb800 CR3: 0000000004b01002 CR4: 0000000000771ef0
[  130.536989][   T12] PKRU: 55555554
[  130.537080][   T12] Call Trace:
[  130.537173][   T12]  <TASK>
[  130.537236][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  130.537405][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.537559][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  130.537683][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  130.537806][   T12]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  130.537962][   T12]  vlan_device_event (net/8021q/vlan.c:515)
[  130.538087][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[  130.538209][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[  130.538338][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[  130.538471][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  130.538596][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  130.538749][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.538898][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.539024][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.539144][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  130.539300][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  130.539441][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  130.539571][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  130.539691][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  130.539818][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  130.539941][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.540064][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.540188][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.540310][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.540442][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.540567][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.540690][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.540815][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.540946][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.541067][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.541196][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.541336][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.541464][   T12]  kthread (kernel/kthread.c:436)
[  130.541560][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.541712][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.541836][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.541962][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.542114][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.542237][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.542367][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.545171][   T12] ------------[ cut here ]------------
| [  130.545297][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  130.546013][   T12] Modules linked in: vxlan
| [  130.546473][   T12] Tainted: [W]=WARN
[  130.546565][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.546717][   T12] Workqueue: netns cleanup_net
[  130.546844][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.547007][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.547528][   T12] RSP: 0018:ffa00000000c75d8 EFLAGS: 00010286
[  130.547772][   T12] RAX: 00000000ffffffa6 RBX: ff11000010a57e00 RCX: 1ff4000000018e81
[  130.547956][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010a57ebc
[  130.548147][   T12] RBP: ff1100001640c000 R08: 1fe220000214afd9 R09: ff11000001aed1d0
[  130.548452][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  130.548638][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  130.548824][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  130.549044][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.549197][   T12] CR2: 00005628289cb800 CR3: 0000000004b01002 CR4: 0000000000771ef0
[  130.549489][   T12] PKRU: 55555554
[  130.549583][   T12] Call Trace:
[  130.549673][   T12]  <TASK>
[  130.549738][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  130.549894][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.550050][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  130.550175][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  130.550298][   T12]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  130.550576][   T12]  vlan_device_event (net/8021q/vlan.c:515)
[  130.550702][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[  130.550831][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[  130.550955][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[  130.551081][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  130.551208][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  130.551473][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.551629][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.551751][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.551878][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  130.552038][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  130.552165][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  130.552288][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  130.552519][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  130.552648][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  130.552772][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.552894][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.553020][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.553142][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.553264][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.553489][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.553611][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.553733][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.553861][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.553984][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.554111][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.554239][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.554466][   T12]  kthread (kernel/kthread.c:436)
[  130.554560][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.554714][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.554836][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.554961][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.555114][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.555238][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.555485][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.560096][   T12] ------------[ cut here ]------------
| [  130.560280][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  130.560618][   T12] Modules linked in: vxlan
| [  130.561026][   T12] Tainted: [W]=WARN
[  130.561117][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.561268][   T12] Workqueue: netns cleanup_net
[  130.561447][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.561606][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.562040][   T12] RSP: 0018:ffa00000000c75d8 EFLAGS: 00010286
[  130.562200][   T12] RAX: 00000000ffffffa6 RBX: ff11000011e3dc40 RCX: 1ff4000000018e81
[  130.562393][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e3dcfc
[  130.562578][   T12] RBP: ff11000011c5c000 R08: 1fe22000023c7ba1 R09: ff11000001aed1d0
[  130.562758][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  130.562936][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  130.563125][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  130.563343][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.563500][   T12] CR2: 000055669eb10d5c CR3: 0000000012f44006 CR4: 0000000000771ef0
[  130.563683][   T12] PKRU: 55555554
[  130.563775][   T12] Call Trace:
[  130.563864][   T12]  <TASK>
[  130.563927][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  130.564085][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.564237][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  130.564370][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  130.564497][   T12]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  130.564647][   T12]  vlan_device_event (net/8021q/vlan.c:515)
[  130.564769][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[  130.564890][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[  130.565011][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[  130.565139][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  130.565264][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  130.565430][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.565580][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.565703][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.565822][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  130.565981][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  130.566104][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  130.566225][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  130.566354][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  130.566484][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  130.566607][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.566731][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.566853][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.566979][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.567100][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.567223][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.567350][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.567474][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.567604][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.567725][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.567853][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.567982][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.568109][   T12]  kthread (kernel/kthread.c:436)
[  130.568202][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.568358][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.568484][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.568606][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.568762][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.568884][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.569009][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.571934][   T12] ------------[ cut here ]------------
| [  130.572124][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  130.572443][   T12] Modules linked in: vxlan
| [  130.572828][   T12] Tainted: [W]=WARN
[  130.572917][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.573072][   T12] Workqueue: netns cleanup_net
[  130.573193][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.573402][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.573824][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[  130.573979][   T12] RAX: 00000000ffffffa6 RBX: ff11000002787380 RCX: 1ff4000000018ed5
[  130.574199][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278743c
[  130.574429][   T12] RBP: ff11000016d1c000 R08: 1fe22000004f0e89 R09: ff11000001aed1d0
[  130.574602][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  130.574776][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  130.574952][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  130.575155][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.575301][   T12] CR2: 000055669eb10d5c CR3: 0000000012f44006 CR4: 0000000000771ef0
[  130.575530][   T12] PKRU: 55555554
[  130.575619][   T12] Call Trace:
[  130.575705][   T12]  <TASK>
[  130.575767][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  130.575916][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.576064][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.576180][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.576295][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  130.576491][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  130.576611][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  130.576727][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  130.576842][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  130.576963][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  130.577080][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.577197][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.577363][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.577488][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.577604][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.577721][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.577837][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.577954][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.578074][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.578190][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.578312][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.578485][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.578601][   T12]  kthread (kernel/kthread.c:436)
[  130.578688][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.578832][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.578951][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.579068][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.579213][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.579383][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.579499][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.599731][   T12] ------------[ cut here ]------------
| [  130.599975][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  130.600444][   T12] Modules linked in: vxlan
| [  130.601200][   T12] Tainted: [W]=WARN
[  130.601428][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.601726][   T12] Workqueue: netns cleanup_net
[  130.601982][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.602265][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.603024][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[  130.603338][   T12] RAX: 00000000ffffffa6 RBX: ff1100001311c040 RCX: 1ff4000000018ed5
[  130.603688][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001311c0fc
[  130.604026][   T12] RBP: ff110000176c4000 R08: 1fe2200002623821 R09: ff11000001aed1d0
[  130.604397][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  130.604739][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  130.605079][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  130.605496][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.605792][   T12] CR2: 00005566d8bbce08 CR3: 000000000d14d003 CR4: 0000000000771ef0
[  130.606112][   T12] PKRU: 55555554
[  130.606310][   T12] Call Trace:
[  130.606533][   T12]  <TASK>
[  130.606688][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  130.606990][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.607290][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.607598][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.607845][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  130.608149][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  130.608422][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  130.608671][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  130.608919][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  130.609175][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  130.609451][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.609698][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.609983][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.610228][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.610500][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.610753][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.611008][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.611260][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.611574][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.611825][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.612080][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.612357][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.612616][   T12]  kthread (kernel/kthread.c:436)
[  130.612821][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.613114][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.613390][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.613642][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.613939][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.614175][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.614454][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.620090][   T12] ------------[ cut here ]------------
| [  130.621231][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  130.621788][   T12] Modules linked in: vxlan
| [  130.622734][   T12] Tainted: [W]=WARN
[  130.623040][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.623462][   T12] Workqueue: netns cleanup_net
[  130.623820][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.624231][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.625120][   T12] RSP: 0018:ffa00000000c75d8 EFLAGS: 00010286
[  130.625549][   T12] RAX: 00000000ffffffa6 RBX: ff1100001ad5aac0 RCX: 1ff4000000018e81
[  130.625994][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001ad5ab7c
[  130.626457][   T12] RBP: ff1100001b1e1000 R08: 1fe22000035ab571 R09: ff11000001aed1d0
[  130.626901][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  130.627408][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  130.627859][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  130.628411][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.628818][   T12] CR2: 00005566d8bbce08 CR3: 000000000d14d003 CR4: 0000000000771ef0
[  130.629271][   T12] PKRU: 55555554
[  130.629595][   T12] Call Trace:
[  130.629921][   T12]  <TASK>
[  130.630267][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  130.630738][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.631044][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  130.631302][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  130.631589][   T12]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  130.631900][   T12]  vlan_device_event (net/8021q/vlan.c:515)
[  130.632159][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[  130.632441][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[  130.632713][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[  130.632974][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  130.633243][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  130.633585][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.633890][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.634130][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.634407][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  130.634719][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  130.634983][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  130.635242][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  130.635527][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  130.635788][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  130.636048][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.636301][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.636590][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.636848][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.637106][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.637390][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.637647][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.637906][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.638153][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.638436][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.638703][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.638972][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.639226][   T12]  kthread (kernel/kthread.c:436)
[  130.639460][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.639765][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.640021][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.640276][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.640608][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.640872][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.641126][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.657426][   T12] ------------[ cut here ]------------
| [  130.657568][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  130.657810][   T12] Modules linked in: vxlan
| [  130.658216][   T12] Tainted: [W]=WARN
[  130.658322][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.658579][   T12] Workqueue: netns cleanup_net
[  130.658709][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.658877][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.659331][   T12] RSP: 0018:ffa00000000c75d8 EFLAGS: 00010286
[  130.659506][   T12] RAX: 00000000ffffffa6 RBX: ff11000016e8a740 RCX: 1ff4000000018e81
[  130.659690][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000016e8a7fc
[  130.659873][   T12] RBP: ff11000005581000 R08: 1fe2200002dd1501 R09: ff11000001aed1d0
[  130.660060][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  130.660248][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  130.660442][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  130.660652][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.660808][   T12] CR2: 000055669eb10d5c CR3: 000000000d14d001 CR4: 0000000000771ef0
[  130.660995][   T12] PKRU: 55555554
[  130.661086][   T12] Call Trace:
[  130.661178][   T12]  <TASK>
[  130.661243][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  130.661492][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.661647][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  130.661769][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  130.661890][   T12]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  130.662044][   T12]  vlan_device_event (net/8021q/vlan.c:515)
[  130.662166][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[  130.662288][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[  130.662419][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[  130.662543][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  130.662671][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  130.662827][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.662981][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.663102][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.663222][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  130.663388][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  130.663510][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  130.663631][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  130.663754][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  130.663877][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  130.664002][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.664124][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.664252][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.664385][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.664506][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.664628][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.664749][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.664875][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.665001][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.665122][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.665246][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.665382][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.665503][   T12]  kthread (kernel/kthread.c:436)
[  130.665594][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.665747][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.665872][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.665997][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.666148][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.666270][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.666404][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.668604][   T12] ------------[ cut here ]------------
| [  130.668740][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  130.668977][   T12] Modules linked in: vxlan
| [  130.669427][   T12] Tainted: [W]=WARN
[  130.669516][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.669659][   T12] Workqueue: netns cleanup_net
[  130.669779][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.669932][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.670412][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[  130.670558][   T12] RAX: 00000000ffffffa6 RBX: ff11000016e8a3c0 RCX: 1ff4000000018ed5
[  130.670778][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000016e8a47c
[  130.670955][   T12] RBP: ff1100001c041000 R08: 1fe2200002dd1491 R09: ff11000001aed1d0
[  130.671127][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  130.671298][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  130.671527][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  130.671734][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.671879][   T12] CR2: 000055669eb10d5c CR3: 000000000d14d001 CR4: 0000000000771ef0
[  130.672055][   T12] PKRU: 55555554
[  130.672141][   T12] Call Trace:
[  130.672228][   T12]  <TASK>
[  130.672288][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  130.672492][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.672636][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.672752][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.672866][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  130.673018][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  130.673135][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  130.673250][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  130.673381][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  130.673499][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  130.673616][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.673729][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.673847][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.673967][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.674083][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.674201][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.674322][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.674444][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.674563][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.674678][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.674798][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.674918][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.675036][   T12]  kthread (kernel/kthread.c:436)
[  130.675123][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.675268][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.675393][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.675509][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.675652][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.675766][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.675884][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.679330][   T12] ------------[ cut here ]------------
| [  130.679576][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  130.680004][   T12] Modules linked in: vxlan
| [  130.680767][   T12] Tainted: [W]=WARN
[  130.680964][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.681256][   T12] Workqueue: netns cleanup_net
[  130.681570][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.681884][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.682638][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[  130.682934][   T12] RAX: 00000000ffffffa6 RBX: ff11000016e8ac80 RCX: 1ff4000000018ed5
[  130.683274][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000016e8ad3c
[  130.683640][   T12] RBP: ff1100001b2e1000 R08: 1fe2200002dd15a9 R09: ff11000001aed1d0
[  130.683978][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  130.684365][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  130.684723][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  130.685106][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.685425][   T12] CR2: 00007fb4833db580 CR3: 000000000d14d003 CR4: 0000000000771ef0
[  130.685770][   T12] PKRU: 55555554
[  130.685967][   T12] Call Trace:
[  130.686164][   T12]  <TASK>
[  130.686336][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  130.686650][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.686941][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.687189][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.687461][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  130.687764][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  130.688024][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  130.688268][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  130.688544][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  130.688797][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  130.689046][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.689288][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.689566][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.689819][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.690067][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.690335][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.690592][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.690845][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.691105][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.691369][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.691635][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.691896][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.692135][   T12]  kthread (kernel/kthread.c:436)
[  130.692350][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.692655][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.692905][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.693154][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.693475][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.693730][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.693977][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.718106][   T12] ------------[ cut here ]------------
| [  130.718383][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  130.718830][   T12] Modules linked in: vxlan
| [  130.719639][   T12] Tainted: [W]=WARN
[  130.719844][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.720148][   T12] Workqueue: netns cleanup_net
[  130.720437][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.720752][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.721529][   T12] RSP: 0018:ffa00000000c75d8 EFLAGS: 00010286
[  130.721834][   T12] RAX: 00000000ffffffa6 RBX: ff1100001671a040 RCX: 1ff4000000018e81
[  130.722182][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001671a0fc
[  130.722559][   T12] RBP: ff1100001adc9000 R08: 1fe2200002ce3421 R09: ff11000001aed1d0
[  130.722909][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  130.723258][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  130.723643][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  130.724045][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.724368][   T12] CR2: 00007fb4833db580 CR3: 000000000d14d003 CR4: 0000000000771ef0
[  130.724735][   T12] PKRU: 55555554
[  130.724939][   T12] Call Trace:
[  130.725126][   T12]  <TASK>
[  130.725285][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  130.725628][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.725936][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  130.726192][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  130.726477][   T12]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  130.726788][   T12]  vlan_device_event (net/8021q/vlan.c:515)
[  130.727044][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[  130.727302][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[  130.727587][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[  130.727849][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  130.728109][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  130.728444][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.728751][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.729002][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.729244][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  130.729580][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  130.729875][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  130.730129][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  130.730410][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  130.730669][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  130.730930][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.731182][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.731471][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.731729][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.732013][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.732275][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.732560][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.732822][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.733072][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.733343][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.733617][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.733883][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.734140][   T12]  kthread (kernel/kthread.c:436)
[  130.734363][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.734679][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.734936][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.735193][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.735523][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.735813][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.736105][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.741324][   T12] ------------[ cut here ]------------
| [  130.741579][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  130.742019][   T12] Modules linked in: vxlan
| [  130.742798][   T12] Tainted: [W]=WARN
[  130.743002][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.743308][   T12] Workqueue: netns cleanup_net
[  130.743595][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.743909][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.744696][   T12] RSP: 0018:ffa00000000c75d8 EFLAGS: 00010286
[  130.745003][   T12] RAX: 00000000ffffffa6 RBX: ff1100001af89380 RCX: 1ff4000000018e81
[  130.745366][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001af8943c
[  130.745729][   T12] RBP: ff1100001a41c000 R08: 1fe22000035f1289 R09: ff11000001aed1d0
[  130.746079][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  130.746460][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  130.746820][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  130.747225][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.747560][   T12] CR2: 00007fb4833db580 CR3: 000000000d14d003 CR4: 0000000000771ef0
[  130.747920][   T12] PKRU: 55555554
[  130.748121][   T12] Call Trace:
[  130.748358][   T12]  <TASK>
[  130.748530][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  130.748858][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.749145][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  130.749435][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  130.749693][   T12]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[  130.750005][   T12]  vlan_device_event (net/8021q/vlan.c:515)
[  130.750266][   T12]  ? packet_notifier (./include/linux/rcupdate.h:871 net/packet/af_packet.c:4234)
[  130.750551][   T12]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[  130.750810][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[  130.751075][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  130.751358][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  130.751686][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.752005][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.752267][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.752558][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  130.752910][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  130.753162][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  130.753449][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  130.753745][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  130.754039][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  130.754300][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.754584][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.754846][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.755107][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.755391][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.755654][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.755912][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.756204][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.756498][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.756769][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.757032][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.757346][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.757613][   T12]  kthread (kernel/kthread.c:436)
[  130.757822][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.758123][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.758407][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.758667][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.758978][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.759238][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.759525][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.765592][   T12] ------------[ cut here ]------------
| [  130.765841][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  130.766269][   T12] Modules linked in: vxlan
| [  130.767029][   T12] Tainted: [W]=WARN
[  130.767232][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.767749][   T12] Workqueue: netns cleanup_net
[  130.768175][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.768689][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.769624][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[  130.770110][   T12] RAX: 00000000ffffffa6 RBX: ff11000016bb0c80 RCX: 1ff4000000018ed5
[  130.770635][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000016bb0d3c
[  130.771106][   T12] RBP: ff1100001b2e4000 R08: 1fe2200002d761a9 R09: ff11000001aed1d0
[  130.771568][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  130.772063][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  130.772515][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  130.772985][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.773365][   T12] CR2: 00007fb4833db580 CR3: 000000000d14d003 CR4: 0000000000771ef0
[  130.773801][   T12] PKRU: 55555554
[  130.774081][   T12] Call Trace:
[  130.774420][   T12]  <TASK>
[  130.774659][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  130.775046][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.775447][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.775779][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.776110][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  130.776514][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  130.776848][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  130.777179][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  130.777531][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  130.777864][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  130.778187][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.778544][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.778883][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.779210][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.779563][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.779893][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.780219][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.780580][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.780924][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.781252][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.781651][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.781982][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.782309][   T12]  kthread (kernel/kthread.c:436)
[  130.782694][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.783076][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.783448][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.783699][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.783997][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.784245][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.784525][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.790268][   T12] ------------[ cut here ]------------
| [  130.790519][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  130.790943][   T12] Modules linked in: vxlan
| [  130.791805][   T12] Tainted: [W]=WARN
[  130.792086][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.792487][   T12] Workqueue: netns cleanup_net
[  130.792932][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.793348][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.794183][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[  130.794591][   T12] RAX: 00000000ffffffa6 RBX: ff11000016bb0e40 RCX: 1ff4000000018ed5
[  130.794999][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000016bb0efc
[  130.795443][   T12] RBP: ff11000008291000 R08: 1fe2200002d761e1 R09: ff11000001aed1d0
[  130.795862][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  130.796279][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  130.796727][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  130.797197][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.797596][   T12] CR2: 00007fb4833db580 CR3: 000000000d14d003 CR4: 0000000000771ef0
[  130.798007][   T12] PKRU: 55555554
[  130.798276][   T12] Call Trace:
[  130.798586][   T12]  <TASK>
[  130.798825][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  130.799212][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.799608][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.799934][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.800255][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  130.800660][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  130.800992][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  130.801340][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  130.801677][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  130.802004][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  130.802352][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.802688][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.803008][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.803343][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.803675][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.804004][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.804347][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.804689][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.805024][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.805383][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.805727][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.806086][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.806442][   T12]  kthread (kernel/kthread.c:436)
[  130.806643][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.806938][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.807187][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.807463][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.807762][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.808005][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.808251][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.816212][   T12] ------------[ cut here ]------------
| [  130.816784][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  130.817047][   T12] Modules linked in: vxlan
| [  130.817489][   T12] Tainted: [W]=WARN
[  130.817587][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.817746][   T12] Workqueue: netns cleanup_net
[  130.817879][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.818051][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.818524][   T12] RSP: 0018:ffa00000000c7508 EFLAGS: 00010286
[  130.818688][   T12] RAX: 00000000ffffffa6 RBX: ff11000012cbb000 RCX: 1ff4000000018e67
[  130.818880][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012cbb0bc
[  130.819078][   T12] RBP: ff1100001c30a000 R08: 1fe2200002597619 R09: ff11000001aed1d0
[  130.819271][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[  130.819478][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001c4fa000
[  130.819673][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  130.819895][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.820063][   T12] CR2: 00007fb483533888 CR3: 000000000d14d001 CR4: 0000000000771ef0
[  130.820255][   T12] PKRU: 55555554
[  130.820360][   T12] Call Trace:
[  130.820480][   T12]  <TASK>
[  130.820548][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  130.820679][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  130.820775][   T12]  netif_close_many (net/core/dev.c:1804)
[  130.820905][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.821037][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  130.821172][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  130.821340][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  130.821511][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[  130.821645][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.821807][   T12]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[  130.821948][   T12] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[  130.822109][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[  130.822239][   T12]  ? netconsole_netdev_event (drivers/net/netconsole.c:1647)
[  130.822386][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  130.822518][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  130.822678][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.822844][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.822976][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.823103][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  130.823267][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  130.823411][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  130.823541][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  130.823674][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  130.823805][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  130.823937][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.824070][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.824200][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.824336][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.824470][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.824602][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.824729][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.824859][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.824998][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.825125][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.825256][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.825399][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.825527][   T12]  kthread (kernel/kthread.c:436)
[  130.825623][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.825785][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.825916][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.826048][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.826209][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.826348][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.826482][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.829065][   T12] ------------[ cut here ]------------
| [  130.829199][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  130.829503][   T12] Modules linked in: vxlan
| [  130.829919][   T12] Tainted: [W]=WARN
[  130.830082][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.830261][   T12] Workqueue: netns cleanup_net
[  130.830415][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.830581][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.831042][   T12] RSP: 0018:ffa00000000c7508 EFLAGS: 00010286
[  130.831207][   T12] RAX: 00000000ffffffa6 RBX: ff110000141aae40 RCX: 1ff4000000018e67
[  130.831414][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000141aaefc
[  130.831609][   T12] RBP: ff1100001c4fa000 R08: 1fe22000028355e1 R09: ff11000001aed1d0
[  130.831797][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[  130.831987][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001c72a000
[  130.832180][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  130.832415][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.832574][   T12] CR2: 00007fb483533888 CR3: 000000000d14d001 CR4: 0000000000771ef0
[  130.832764][   T12] PKRU: 55555554
[  130.832859][   T12] Call Trace:
[  130.832960][   T12]  <TASK>
[  130.833027][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  130.833156][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[  130.833285][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  130.833392][   T12]  netif_close_many (net/core/dev.c:1804)
[  130.833519][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.833645][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  130.833774][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  130.833934][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  130.834098][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[  130.834231][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.834406][   T12]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[  130.834538][   T12] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[  130.834700][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[  130.834831][   T12]  ? netconsole_netdev_event (drivers/net/netconsole.c:1647)
[  130.834965][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  130.835095][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  130.835255][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.835425][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.835552][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.835678][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  130.835843][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  130.835975][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  130.836102][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  130.836229][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  130.836363][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  130.836498][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.836623][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.836756][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.836884][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.837014][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.837142][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.837270][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.837413][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.837550][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.837679][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.837812][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.837949][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.838075][   T12]  kthread (kernel/kthread.c:436)
[  130.838170][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.838331][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.838470][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.838599][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.838760][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.838888][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.839019][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.841636][   T12] ------------[ cut here ]------------
| [  130.841771][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  130.842029][   T12] Modules linked in: vxlan
| [  130.843687][   T12] Tainted: [W]=WARN
[  130.843791][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.843953][   T12] Workqueue: netns cleanup_net
[  130.844088][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.844262][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.844812][   T12] RSP: 0018:ffa00000000c7508 EFLAGS: 00010286
[  130.844984][   T12] RAX: 00000000ffffffa6 RBX: ff1100001594c580 RCX: 1ff4000000018e67
[  130.845174][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001594c63c
[  130.845425][   T12] RBP: ff1100001c72a000 R08: 1fe2200002b298c9 R09: ff11000001aed1d0
[  130.845617][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[  130.845858][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001c7ea000
[  130.846051][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  130.846277][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.846501][   T12] CR2: 00007fb483533888 CR3: 000000000d14d001 CR4: 0000000000771ef0
[  130.846691][   T12] PKRU: 55555554
[  130.846787][   T12] Call Trace:
[  130.846881][   T12]  <TASK>
[  130.846952][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  130.847081][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[  130.847215][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  130.847370][   T12]  netif_close_many (net/core/dev.c:1804)
[  130.847507][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.847635][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  130.847763][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  130.847923][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  130.848087][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[  130.848221][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.848454][   T12]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[  130.848586][   T12] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[  130.848754][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[  130.848882][   T12]  ? netconsole_netdev_event (drivers/net/netconsole.c:1647)
[  130.849016][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  130.849148][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  130.849310][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.849542][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.849670][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.849797][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  130.849961][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  130.850091][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  130.850218][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  130.850407][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  130.850537][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  130.850668][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.850795][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.850925][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.851056][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.851182][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.851310][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.851496][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.851626][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.851758][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.851886][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.852020][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.852153][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.852280][   T12]  kthread (kernel/kthread.c:436)
[  130.852437][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.852597][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.852727][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.852860][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.853020][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.853149][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.853276][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.856894][   T12] ------------[ cut here ]------------
| [  130.857026][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  130.857277][   T12] Modules linked in: vxlan
| [  130.857721][   T12] Tainted: [W]=WARN
[  130.857818][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.857982][   T12] Workqueue: netns cleanup_net
[  130.858114][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.858280][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.858766][   T12] RSP: 0018:ffa00000000c7508 EFLAGS: 00010286
[  130.858939][   T12] RAX: 00000000ffffffa6 RBX: ff1100001594dc40 RCX: 1ff4000000018e67
[  130.859137][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001594dcfc
[  130.859337][   T12] RBP: ff1100001c7ea000 R08: 1fe2200002b29ba1 R09: ff11000001aed1d0
[  130.859533][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[  130.859725][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001bd52000
[  130.859922][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  130.860149][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.860319][   T12] CR2: 00007fff72066a88 CR3: 0000000012f44004 CR4: 0000000000771ef0
[  130.860516][   T12] PKRU: 55555554
[  130.860619][   T12] Call Trace:
[  130.860716][   T12]  <TASK>
[  130.860783][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  130.860911][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[  130.861045][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  130.861146][   T12]  netif_close_many (net/core/dev.c:1804)
[  130.861278][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.861423][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  130.861554][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  130.861716][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  130.861877][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[  130.862015][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.862180][   T12]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[  130.862321][   T12] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[  130.862488][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[  130.862620][   T12]  ? netconsole_netdev_event (drivers/net/netconsole.c:1647)
[  130.862752][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  130.862882][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  130.863050][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.863210][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.863346][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.863481][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  130.863648][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  130.863780][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  130.863910][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  130.864048][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  130.864180][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  130.864312][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.864475][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.864607][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.864735][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.864862][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.864995][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.865124][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.865254][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.865397][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.865527][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.865666][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.865801][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.865931][   T12]  kthread (kernel/kthread.c:436)
[  130.866032][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.866194][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.866330][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.866469][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.866636][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.866764][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.866892][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.869265][   T12] ------------[ cut here ]------------
| [  130.869405][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  130.869656][   T12] Modules linked in: vxlan
| [  130.870074][   T12] Tainted: [W]=WARN
[  130.870170][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.870340][   T12] Workqueue: netns cleanup_net
[  130.870481][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.870648][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.871120][   T12] RSP: 0018:ffa00000000c7508 EFLAGS: 00010286
[  130.871285][   T12] RAX: 00000000ffffffa6 RBX: ff11000015fb71c0 RCX: 1ff4000000018e67
[  130.871487][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000015fb727c
[  130.871680][   T12] RBP: ff1100001bd52000 R08: 1fe2200002bf6e51 R09: ff11000001aed1d0
[  130.871869][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[  130.872063][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c75a0
[  130.872255][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  130.872493][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.872651][   T12] CR2: 00007fff72066a88 CR3: 0000000012f44004 CR4: 0000000000771ef0
[  130.872843][   T12] PKRU: 55555554
[  130.872938][   T12] Call Trace:
[  130.873037][   T12]  <TASK>
[  130.873103][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  130.873235][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[  130.873368][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  130.873472][   T12]  netif_close_many (net/core/dev.c:1804)
[  130.873601][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.873728][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  130.873858][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  130.874020][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  130.874182][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[  130.874323][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.874494][   T12]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[  130.874625][   T12] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[  130.874787][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[  130.874921][   T12]  ? netconsole_netdev_event (drivers/net/netconsole.c:1647)
[  130.875054][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  130.875186][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  130.875355][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.875521][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.875654][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.875781][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  130.875947][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  130.876084][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  130.876214][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  130.876348][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  130.876483][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  130.876613][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.876740][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.876870][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.877002][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.877130][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.877258][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.877399][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.877529][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.877660][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.877792][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.877925][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.878062][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.878189][   T12]  kthread (kernel/kthread.c:436)
[  130.878284][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.878455][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.878584][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.878713][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.878873][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.879006][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.879135][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.890387][   T12] ------------[ cut here ]------------
| [  130.890520][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  130.890780][   T12] Modules linked in: vxlan
| [  130.891216][   T12] Tainted: [W]=WARN
[  130.891321][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.891493][   T12] Workqueue: netns cleanup_net
[  130.891636][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.891809][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.892281][   T12] RSP: 0018:ffa00000000c7388 EFLAGS: 00010286
[  130.892455][   T12] RAX: 00000000ffffffa6 RBX: ff11000005664ac0 RCX: 1ff4000000018e37
[  130.892654][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005664b7c
[  130.892851][   T12] RBP: ff1100001c29a000 R08: 1fe2200000acc971 R09: ff11000001aed1d0
[  130.893050][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  130.893249][   T12] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[  130.893470][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  130.893703][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.893867][   T12] CR2: 00007fe9f50c5574 CR3: 000000000d14d003 CR4: 0000000000771ef0
[  130.894067][   T12] PKRU: 55555554
[  130.894166][   T12] Call Trace:
[  130.894266][   T12]  <TASK>
[  130.894344][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.894482][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  130.894620][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  130.894754][   T12]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[  130.894920][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.895054][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  130.895187][   T12]  ? netdev_change_features (net/core/dev.c:11117)
[  130.895329][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.895469][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  130.895603][   T12]  br_del_if (net/bridge/br_if.c:737)
[  130.895706][   T12]  br_device_event (net/bridge/br.c:127)
[  130.895841][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[  130.895981][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  130.896116][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  130.896285][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.896468][   T12]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[  130.896607][   T12] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[  130.896775][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[  130.896907][   T12]  ? netconsole_netdev_event (drivers/net/netconsole.c:1647)
[  130.897047][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  130.897183][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  130.897437][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.897606][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.897739][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.897870][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  130.898042][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  130.898177][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  130.898310][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  130.898529][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  130.898664][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  130.898796][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.898927][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.899064][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.899198][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.899413][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.899610][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.899742][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.899875][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.900015][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.900148][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.900284][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.900494][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.900627][   T12]  kthread (kernel/kthread.c:436)
[  130.900728][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.900893][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.901028][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.901163][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.901454][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.901588][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.901720][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.903470][   T12] ------------[ cut here ]------------
| [  130.903597][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  130.903840][   T12] Modules linked in: vxlan
| [  130.904254][   T12] Tainted: [W]=WARN
[  130.904361][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.904527][   T12] Workqueue: netns cleanup_net
[  130.904656][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.904829][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.905271][   T12] RSP: 0018:ffa00000000c7638 EFLAGS: 00010286
[  130.905445][   T12] RAX: 00000000ffffffa6 RBX: ff11000005664900 RCX: 1ff4000000018e8d
[  130.905635][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000056649bc
[  130.905827][   T12] RBP: ff1100001c30a000 R08: 1fe2200000acc939 R09: ff11000001aed1d0
[  130.906018][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  130.906207][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  130.906417][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  130.906634][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.906790][   T12] CR2: 00007fff72066a88 CR3: 0000000012f44004 CR4: 0000000000771ef0
[  130.906979][   T12] PKRU: 55555554
[  130.907072][   T12] Call Trace:
[  130.907165][   T12]  <TASK>
[  130.907231][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  130.907400][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.907560][   T12]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[  130.907691][   T12] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[  130.907849][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[  130.907978][   T12]  ? netconsole_netdev_event (drivers/net/netconsole.c:1647)
[  130.908109][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  130.908237][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  130.908409][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.908566][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.908690][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.908813][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  130.908975][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  130.909104][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  130.909228][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  130.909360][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  130.909492][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  130.909621][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.909745][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.909873][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.910004][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.910127][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.910252][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.910385][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.910512][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.910647][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.910771][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.910901][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.911032][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.911157][   T12]  kthread (kernel/kthread.c:436)
[  130.911256][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.911425][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.911553][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.911679][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.911837][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.911966][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.912097][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.915701][   T12] ------------[ cut here ]------------
| [  130.915841][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  130.916122][   T12] Modules linked in: vxlan
| [  130.916593][   T12] Tainted: [W]=WARN
[  130.916702][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.916873][   T12] Workqueue: netns cleanup_net
[  130.917021][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.917204][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.917773][   T12] RSP: 0018:ffa00000000c7230 EFLAGS: 00010286
[  130.917950][   T12] RAX: 00000000ffffffa6 RBX: ff11000012cba740 RCX: 1ff4000000018e0c
[  130.918159][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012cba7fc
[  130.918434][   T12] RBP: ff1100001c29a000 R08: 1fe2200002597501 R09: ff11000001aed1d0
[  130.918641][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  130.918846][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  130.919055][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  130.919298][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.919539][   T12] CR2: 00007fff72066a88 CR3: 0000000012f44004 CR4: 0000000000771ef0
[  130.919745][   T12] PKRU: 55555554
[  130.919905][   T12] Call Trace:
[  130.920010][   T12]  <TASK>
[  130.920082][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.920221][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  130.920426][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  130.920566][   T12]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[  130.920703][   T12]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[  130.920838][   T12]  ? unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  130.921018][   T12]  ? cleanup_net (net/core/net_namespace.c:702)
[  130.921153][   T12]  ? process_one_work (kernel/workqueue.c:3314)
[  130.921304][   T12]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  130.921512][   T12]  netif_set_mtu (net/core/dev.c:9910)
[  130.921651][   T12]  ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2))
[  130.921794][   T12]  dev_set_mtu (net/core/dev_api.c:249)
[  130.921899][   T12]  br_mtu_auto_adjust (net/bridge/br_if.c:525 (discriminator 1) net/bridge/br_if.c:514 (discriminator 1))
[  130.922043][   T12]  br_del_if (net/bridge/br_if.c:728)
[  130.922149][   T12]  br_device_event (net/bridge/br.c:127)
[  130.922287][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[  130.922497][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  130.922638][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  130.922812][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.922988][   T12]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[  130.923188][   T12] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[  130.923426][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[  130.923567][   T12]  ? netconsole_netdev_event (drivers/net/netconsole.c:1647)
[  130.923710][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  130.923851][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  130.924027][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.924200][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.924406][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.924598][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  130.924776][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  130.924917][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  130.925055][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  130.925195][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  130.925401][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  130.925542][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.925680][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.925820][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.925964][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.926102][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.926242][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.926447][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.926588][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.926729][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.926867][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.927015][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.927158][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.927295][   T12]  kthread (kernel/kthread.c:436)
[  130.927466][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.927640][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.927781][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.927920][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.928095][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.928233][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.928440][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.930310][   T12] ------------[ cut here ]------------
| [  130.930732][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  130.931003][   T12] Modules linked in: vxlan
| [  130.931458][   T12] Tainted: [W]=WARN
[  130.931560][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.931728][   T12] Workqueue: netns cleanup_net
[  130.931863][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.932043][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.932526][   T12] RSP: 0018:ffa00000000c7410 EFLAGS: 00010286
[  130.932697][   T12] RAX: 00000000ffffffa6 RBX: ff11000013597380 RCX: 1ff4000000018e48
[  130.932892][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001359743c
[  130.933098][   T12] RBP: ff1100001c29a000 R08: 1fe22000026b2e89 R09: ff11000001aed1d0
[  130.933294][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  130.933506][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  130.933707][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  130.933937][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.934111][   T12] CR2: 000055669eb10d5c CR3: 0000000012f44001 CR4: 0000000000771ef0
[  130.934311][   T12] PKRU: 55555554
[  130.934418][   T12] Call Trace:
[  130.934515][   T12]  <TASK>
[  130.934584][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.934716][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  130.934848][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  130.934987][   T12]  call_netdevice_notifiers (net/core/dev.c:2287 net/core/dev.c:2301)
[  130.935119][   T12]  ? __dev_open (./include/net/netdev_lock.h:33)
[  130.935252][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  130.935397][   T12]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[  130.935529][   T12]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[  130.935666][   T12]  br_del_if (net/bridge/br_if.c:735)
[  130.935766][   T12]  br_device_event (net/bridge/br.c:127)
[  130.935898][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[  130.936037][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  130.936172][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  130.936351][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.936522][   T12]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[  130.936660][   T12] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[  130.936826][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[  130.936960][   T12]  ? netconsole_netdev_event (drivers/net/netconsole.c:1647)
[  130.937095][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  130.937232][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  130.937413][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.937577][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.937710][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.937846][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  130.938018][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  130.938152][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  130.938286][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  130.938435][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  130.938572][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  130.938706][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.938837][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.938975][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.939109][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.939242][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.939389][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.939520][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.939652][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.939786][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.939917][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.940056][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.940193][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.940329][   T12]  kthread (kernel/kthread.c:436)
[  130.940435][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.940603][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.940736][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.940868][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.941035][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.941166][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.941299][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.943088][   T12] ------------[ cut here ]------------
| [  130.943309][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  130.943622][   T12] Modules linked in: vxlan
| [  130.944057][   T12] Tainted: [W]=WARN
[  130.944160][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.944362][   T12] Workqueue: netns cleanup_net
[  130.944509][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.944680][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.945160][   T12] RSP: 0018:ffa00000000c7388 EFLAGS: 00010286
[  130.945332][   T12] RAX: 00000000ffffffa6 RBX: ff11000013d9a040 RCX: 1ff4000000018e37
[  130.945534][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013d9a0fc
[  130.945728][   T12] RBP: ff1100001c29a000 R08: 1fe22000027b3421 R09: ff11000001aed1d0
[  130.945922][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  130.946121][   T12] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000001
[  130.946329][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  130.946572][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.946738][   T12] CR2: 000055669eb10d5c CR3: 0000000012f44001 CR4: 0000000000771ef0
[  130.946933][   T12] PKRU: 55555554
[  130.947037][   T12] Call Trace:
[  130.947135][   T12]  <TASK>
[  130.947202][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.947341][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  130.947479][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  130.947613][   T12]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[  130.947778][   T12]  ? netdev_change_features (net/core/dev.c:11117)
[  130.947910][   T12]  ? __dev_open (./include/net/netdev_lock.h:33)
[  130.948047][   T12]  br_del_if (net/bridge/br_if.c:737)
[  130.948149][   T12]  br_device_event (net/bridge/br.c:127)
[  130.948281][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[  130.948425][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  130.948560][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  130.948726][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.948893][   T12]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[  130.949034][   T12] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[  130.949202][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[  130.949342][   T12]  ? netconsole_netdev_event (drivers/net/netconsole.c:1647)
[  130.949483][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  130.949617][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  130.949783][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.949950][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.950082][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.950220][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  130.950396][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  130.950529][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  130.950661][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  130.950793][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  130.950932][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  130.951070][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.951204][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.951344][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.951481][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.951611][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.951745][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.951875][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.952013][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.952147][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.952280][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.952425][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.952560][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.952690][   T12]  kthread (kernel/kthread.c:436)
[  130.952788][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.952953][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.953084][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.953218][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.953390][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.953521][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.953653][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.955256][   T12] ------------[ cut here ]------------
| [  130.955392][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  130.955631][   T12] Modules linked in: vxlan
| [  130.956145][   T12] Tainted: [W]=WARN
[  130.956240][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.956414][   T12] Workqueue: netns cleanup_net
[  130.956543][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.956706][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.957151][   T12] RSP: 0018:ffa00000000c7638 EFLAGS: 00010286
[  130.957313][   T12] RAX: 00000000ffffffa6 RBX: ff11000013d9a3c0 RCX: 1ff4000000018e8d
[  130.957565][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013d9a47c
[  130.957746][   T12] RBP: ff1100001c4fa000 R08: 1fe22000027b3491 R09: ff11000001aed1d0
[  130.957931][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  130.958117][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  130.958308][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  130.958581][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.958735][   T12] CR2: 000055669eb10d5c CR3: 0000000012f44001 CR4: 0000000000771ef0
[  130.958921][   T12] PKRU: 55555554
[  130.959015][   T12] Call Trace:
[  130.959107][   T12]  <TASK>
[  130.959172][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  130.959387][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.959544][   T12]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[  130.959672][   T12] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[  130.959831][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[  130.959955][   T12]  ? netconsole_netdev_event (drivers/net/netconsole.c:1647)
[  130.960082][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  130.960210][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  130.960424][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.960577][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.960699][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.960822][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  130.960984][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  130.961108][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  130.961232][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  130.961413][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  130.961542][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  130.961670][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.961793][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.961921][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.962046][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.962167][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.962293][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.962490][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.962614][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.962739][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.962862][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.962991][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.963118][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.963241][   T12]  kthread (kernel/kthread.c:436)
[  130.963412][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.963568][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.963690][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.963814][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.963970][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.964094][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.964218][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.977303][   T12] ------------[ cut here ]------------
| [  130.977464][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  130.977731][   T12] Modules linked in: vxlan
| [  130.978181][   T12] Tainted: [W]=WARN
[  130.978284][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.978468][   T12] Workqueue: netns cleanup_net
[  130.978609][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.978784][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.979275][   T12] RSP: 0018:ffa00000000c7230 EFLAGS: 00010286
[  130.979458][   T12] RAX: 00000000ffffffa6 RBX: ff11000013d9b380 RCX: 1ff4000000018e0c
[  130.979663][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013d9b43c
[  130.979865][   T12] RBP: ff1100001c29a000 R08: 1fe22000027b3689 R09: ff11000001aed1d0
[  130.980072][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  130.980279][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  130.980493][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  130.980732][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.980903][   T12] CR2: 000055b730c102b8 CR3: 000000001c751004 CR4: 0000000000771ef0
[  130.981113][   T12] PKRU: 55555554
[  130.981215][   T12] Call Trace:
[  130.981321][   T12]  <TASK>
[  130.981397][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.981534][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  130.981672][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  130.981810][   T12]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[  130.981952][   T12]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[  130.982090][   T12]  ? unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  130.982262][   T12]  ? cleanup_net (net/core/net_namespace.c:702)
[  130.982411][   T12]  ? process_one_work (kernel/workqueue.c:3314)
[  130.982549][   T12]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  130.982691][   T12]  netif_set_mtu (net/core/dev.c:9910)
[  130.982829][   T12]  ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2))
[  130.982977][   T12]  dev_set_mtu (net/core/dev_api.c:249)
[  130.983081][   T12]  br_mtu_auto_adjust (net/bridge/br_if.c:525 (discriminator 1) net/bridge/br_if.c:514 (discriminator 1))
[  130.983220][   T12]  br_del_if (net/bridge/br_if.c:728)
[  130.983331][   T12]  br_device_event (net/bridge/br.c:127)
[  130.983475][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[  130.983615][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  130.983756][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  130.983928][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.984105][   T12]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[  130.984249][   T12] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[  130.984434][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[  130.984572][   T12]  ? netconsole_netdev_event (drivers/net/netconsole.c:1647)
[  130.984712][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  130.984851][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  130.985025][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.985195][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.985338][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.985489][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  130.985669][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  130.985808][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  130.985954][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  130.986090][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  130.986228][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  130.986378][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  130.986515][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.986655][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  130.986791][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  130.986928][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  130.987070][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  130.987207][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.987351][   T12]  process_one_work (kernel/workqueue.c:3314)
[  130.987504][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  130.987640][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.987780][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  130.987920][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  130.988058][   T12]  kthread (kernel/kthread.c:436)
[  130.988161][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.988337][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.988484][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  130.988621][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  130.988790][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  130.988927][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  130.989068][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  130.992320][   T12] ------------[ cut here ]------------
| [  130.992462][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  130.992726][   T12] Modules linked in: vxlan
| [  130.993162][   T12] Tainted: [W]=WARN
[  130.993261][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.993437][   T12] Workqueue: netns cleanup_net
[  130.993572][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  130.993742][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  130.994216][   T12] RSP: 0018:ffa00000000c7388 EFLAGS: 00010286
[  130.994390][   T12] RAX: 00000000ffffffa6 RBX: ff11000013d9b540 RCX: 1ff4000000018e37
[  130.994589][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013d9b5fc
[  130.994786][   T12] RBP: ff1100001c29a000 R08: 1fe22000027b36c1 R09: ff11000001aed1d0
[  130.994986][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  130.995184][   T12] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[  130.995390][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  130.995621][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.995790][   T12] CR2: 000055b730c102b8 CR3: 000000001c751004 CR4: 0000000000771ef0
[  130.995989][   T12] PKRU: 55555554
[  130.996088][   T12] Call Trace:
[  130.996187][   T12]  <TASK>
[  130.996255][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  130.996398][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  130.996531][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  130.996666][   T12]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[  130.996836][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  130.996972][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  130.997107][   T12]  ? netdev_change_features (net/core/dev.c:11117)
[  130.997242][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  130.997386][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  130.997523][   T12]  br_del_if (net/bridge/br_if.c:737)
[  130.997627][   T12]  br_device_event (net/bridge/br.c:127)
[  130.997762][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[  130.997899][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  130.998038][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  130.998206][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.998387][   T12]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[  130.998526][   T12] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[  130.998695][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[  130.998829][   T12]  ? netconsole_netdev_event (drivers/net/netconsole.c:1647)
[  130.998968][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  130.999103][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  130.999271][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  130.999451][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  130.999585][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  130.999723][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  130.999893][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  131.000032][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  131.000167][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  131.000301][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  131.000450][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  131.000586][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.000722][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.000858][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.000994][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.001130][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.001266][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.001412][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.001547][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.001685][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.001821][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.001962][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.002100][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.002237][   T12]  kthread (kernel/kthread.c:436)
[  131.002344][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.002518][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.002652][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.002787][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.002954][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.003087][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.003220][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.004836][   T12] ------------[ cut here ]------------
| [  131.004963][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  131.005208][   T12] Modules linked in: vxlan
| [  131.005631][   T12] Tainted: [W]=WARN
[  131.005741][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.005898][   T12] Workqueue: netns cleanup_net
[  131.006032][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.006193][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.007163][   T12] RSP: 0018:ffa00000000c7638 EFLAGS: 00010286
[  131.007431][   T12] RAX: 00000000ffffffa6 RBX: ff11000013d9b8c0 RCX: 1ff4000000018e8d
[  131.007617][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013d9b97c
[  131.007802][   T12] RBP: ff1100001c72a000 R08: 1fe22000027b3731 R09: ff11000001aed1d0
[  131.007994][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  131.008180][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  131.008423][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  131.008637][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.008855][   T12] CR2: 000055b730c102b8 CR3: 000000001c751004 CR4: 0000000000771ef0
[  131.009049][   T12] PKRU: 55555554
[  131.009141][   T12] Call Trace:
[  131.009234][   T12]  <TASK>
[  131.009298][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  131.009567][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.009729][   T12]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[  131.009859][   T12] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[  131.010015][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[  131.010139][   T12]  ? netconsole_netdev_event (drivers/net/netconsole.c:1647)
[  131.010270][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  131.010504][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  131.010664][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.010819][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  131.010948][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.011071][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  131.011229][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  131.011459][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  131.011588][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  131.011711][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  131.011836][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  131.011968][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.012089][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.012216][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.012446][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.012573][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.012697][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.012820][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.012947][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.013075][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.013198][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.013400][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.013529][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.013652][   T12]  kthread (kernel/kthread.c:436)
[  131.013745][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.013897][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.014028][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.014152][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.014305][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.014483][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.014607][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.018298][   T12] ------------[ cut here ]------------
| [  131.018455][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  131.018731][   T12] Modules linked in: vxlan
| [  131.019181][   T12] Tainted: [W]=WARN
[  131.019284][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.019476][   T12] Workqueue: netns cleanup_net
[  131.019620][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.019797][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.020289][   T12] RSP: 0018:ffa00000000c7230 EFLAGS: 00010286
[  131.020473][   T12] RAX: 00000000ffffffa6 RBX: ff11000014e2ae40 RCX: 1ff4000000018e0c
[  131.020676][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014e2aefc
[  131.020878][   T12] RBP: ff1100001c53a000 R08: 1fe22000029c55e1 R09: ff11000001aed1d0
[  131.021085][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  131.021288][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  131.021518][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  131.021757][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.021927][   T12] CR2: 00007fff72066a88 CR3: 000000000d14d003 CR4: 0000000000771ef0
[  131.022137][   T12] PKRU: 55555554
[  131.022241][   T12] Call Trace:
[  131.022355][   T12]  <TASK>
[  131.022431][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.022573][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  131.022712][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  131.022851][   T12]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[  131.022991][   T12]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[  131.023129][   T12]  ? unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  131.023301][   T12]  ? cleanup_net (net/core/net_namespace.c:702)
[  131.023456][   T12]  ? process_one_work (kernel/workqueue.c:3314)
[  131.023595][   T12]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  131.023736][   T12]  netif_set_mtu (net/core/dev.c:9910)
[  131.023873][   T12]  ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2))
[  131.024020][   T12]  dev_set_mtu (net/core/dev_api.c:249)
[  131.024124][   T12]  br_mtu_auto_adjust (net/bridge/br_if.c:525 (discriminator 1) net/bridge/br_if.c:514 (discriminator 1))
[  131.024261][   T12]  br_del_if (net/bridge/br_if.c:728)
[  131.024370][   T12]  br_device_event (net/bridge/br.c:127)
[  131.024514][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[  131.024653][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  131.024793][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  131.024972][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.025144][   T12]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[  131.025286][   T12] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[  131.025471][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[  131.025610][   T12]  ? netconsole_netdev_event (drivers/net/netconsole.c:1647)
[  131.025750][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  131.025888][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  131.026061][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.026228][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  131.026370][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.026522][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  131.026700][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  131.026837][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  131.026975][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  131.027116][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  131.027252][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  131.027403][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.027542][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.027680][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.027815][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.027953][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.028090][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.028225][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.028369][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.028514][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.028651][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.028790][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.028931][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.029070][   T12]  kthread (kernel/kthread.c:436)
[  131.029172][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.029346][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.029487][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.029625][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.029795][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.029935][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.030073][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.031652][   T12] ------------[ cut here ]------------
| [  131.031780][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  131.032038][   T12] Modules linked in: vxlan
| [  131.032482][   T12] Tainted: [W]=WARN
[  131.032581][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.032746][   T12] Workqueue: netns cleanup_net
[  131.032882][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.033054][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.033538][   T12] RSP: 0018:ffa00000000c7388 EFLAGS: 00010286
[  131.033704][   T12] RAX: 00000000ffffffa6 RBX: ff11000014e2b8c0 RCX: 1ff4000000018e37
[  131.033899][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014e2b97c
[  131.034099][   T12] RBP: ff1100001c53a000 R08: 1fe22000029c5731 R09: ff11000001aed1d0
[  131.034296][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  131.034505][   T12] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[  131.034703][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  131.034932][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.035103][   T12] CR2: 00007fff72066a88 CR3: 000000000d14d003 CR4: 0000000000771ef0
[  131.035302][   T12] PKRU: 55555554
[  131.035412][   T12] Call Trace:
[  131.035511][   T12]  <TASK>
[  131.035581][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.035712][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  131.035844][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  131.035982][   T12]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[  131.036150][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.036280][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  131.036423][   T12]  ? netdev_change_features (net/core/dev.c:11117)
[  131.036555][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.036690][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  131.036825][   T12]  br_del_if (net/bridge/br_if.c:737)
[  131.036925][   T12]  br_device_event (net/bridge/br.c:127)
[  131.037062][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[  131.037197][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  131.037336][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  131.037510][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.037678][   T12]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[  131.037814][   T12] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[  131.037986][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[  131.038122][   T12]  ? netconsole_netdev_event (drivers/net/netconsole.c:1647)
[  131.038258][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  131.038405][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  131.038576][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.038739][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  131.038871][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.039004][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  131.039174][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  131.039308][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  131.039451][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  131.039583][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  131.039716][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  131.039849][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.039983][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.040119][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.040256][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.040398][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.040531][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.040663][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.040796][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.040931][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.041067][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.041204][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.041346][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.041483][   T12]  kthread (kernel/kthread.c:436)
[  131.041584][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.041748][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.041881][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.042016][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.042188][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.042329][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.042468][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.044082][   T12] ------------[ cut here ]------------
| [  131.044206][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  131.044460][   T12] Modules linked in: vxlan
| [  131.044860][   T12] Tainted: [W]=WARN
[  131.044954][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.045111][   T12] Workqueue: netns cleanup_net
[  131.045239][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.045412][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.045857][   T12] RSP: 0018:ffa00000000c7638 EFLAGS: 00010286
[  131.046015][   T12] RAX: 00000000ffffffa6 RBX: ff11000014e2be00 RCX: 1ff4000000018e8d
[  131.046204][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014e2bebc
[  131.046400][   T12] RBP: ff1100001c7ea000 R08: 1fe22000029c57d9 R09: ff11000001aed1d0
[  131.046587][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  131.046770][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  131.046958][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  131.047175][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.047336][   T12] CR2: 00007fff72066a88 CR3: 000000000d14d003 CR4: 0000000000771ef0
[  131.047530][   T12] PKRU: 55555554
[  131.047622][   T12] Call Trace:
[  131.047714][   T12]  <TASK>
[  131.047778][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  131.047947][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.048106][   T12]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[  131.048235][   T12] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[  131.048408][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[  131.048533][   T12]  ? netconsole_netdev_event (drivers/net/netconsole.c:1647)
[  131.048662][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  131.048787][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  131.048948][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.049102][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  131.049225][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.049356][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  131.049522][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  131.049649][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  131.049773][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  131.049900][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  131.050034][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  131.050165][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.050290][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.050428][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.050555][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.050682][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.050809][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.050933][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.051061][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.051189][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.051320][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.051452][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.051581][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.051706][   T12]  kthread (kernel/kthread.c:436)
[  131.051806][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.051963][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.052093][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.052218][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.052387][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.052512][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.052636][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.058906][   T12] ------------[ cut here ]------------
| [  131.059051][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  131.059331][   T12] Modules linked in: vxlan
| [  131.059788][   T12] Tainted: [W]=WARN
[  131.059895][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.060072][   T12] Workqueue: netns cleanup_net
[  131.060217][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.060412][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.060909][   T12] RSP: 0018:ffa00000000c7230 EFLAGS: 00010286
[  131.061084][   T12] RAX: 00000000ffffffa6 RBX: ff110000129c8580 RCX: 1ff4000000018e0c
[  131.061288][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129c863c
[  131.061505][   T12] RBP: ff1100001c422000 R08: 1fe22000025390c9 R09: ff11000001aed1d0
[  131.061712][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  131.061915][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  131.062122][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  131.062432][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.062606][   T12] CR2: 00007fff72066a88 CR3: 000000000d14d003 CR4: 0000000000771ef0
[  131.062815][   T12] PKRU: 55555554
[  131.062918][   T12] Call Trace:
[  131.063079][   T12]  <TASK>
[  131.063151][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.063288][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  131.063491][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  131.063630][   T12]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[  131.063768][   T12]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[  131.063906][   T12]  ? unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  131.064080][   T12]  ? cleanup_net (net/core/net_namespace.c:702)
[  131.064216][   T12]  ? process_one_work (kernel/workqueue.c:3314)
[  131.064420][   T12]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  131.064560][   T12]  netif_set_mtu (net/core/dev.c:9910)
[  131.064696][   T12]  ? netif_set_mtu_ext (net/core/dev.c:9847 (discriminator 2))
[  131.064841][   T12]  dev_set_mtu (net/core/dev_api.c:249)
[  131.064953][   T12]  br_mtu_auto_adjust (net/bridge/br_if.c:525 (discriminator 1) net/bridge/br_if.c:514 (discriminator 1))
[  131.065091][   T12]  br_del_if (net/bridge/br_if.c:728)
[  131.065195][   T12]  br_device_event (net/bridge/br.c:127)
[  131.065397][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[  131.065539][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  131.065677][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  131.065851][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.066024][   T12]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[  131.066169][   T12] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[  131.066408][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[  131.066546][   T12]  ? netconsole_netdev_event (drivers/net/netconsole.c:1647)
[  131.066684][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  131.066823][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  131.066999][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.067172][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  131.067309][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.067509][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  131.067690][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  131.067827][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  131.067967][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  131.068104][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  131.068248][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  131.068453][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.068591][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.068729][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.068867][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.069007][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.069145][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.069280][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.069483][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.069623][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.069759][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.069898][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.070042][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.070179][   T12]  kthread (kernel/kthread.c:436)
[  131.070282][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.070523][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.070659][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.070795][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.070968][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.071104][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.071242][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.074405][   T12] ------------[ cut here ]------------
| [  131.074552][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  131.074815][   T12] Modules linked in: vxlan
| [  131.075257][   T12] Tainted: [W]=WARN
[  131.075364][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.075537][   T12] Workqueue: netns cleanup_net
[  131.075673][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.075844][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.076330][   T12] RSP: 0018:ffa00000000c7388 EFLAGS: 00010286
[  131.076506][   T12] RAX: 00000000ffffffa6 RBX: ff110000129c9380 RCX: 1ff4000000018e37
[  131.076705][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129c943c
[  131.076903][   T12] RBP: ff1100001c422000 R08: 1fe2200002539289 R09: ff11000001aed1d0
[  131.077104][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  131.077301][   T12] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[  131.077514][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  131.077745][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.077913][   T12] CR2: 00007f576589c000 CR3: 000000000d14d005 CR4: 0000000000771ef0
[  131.078116][   T12] PKRU: 55555554
[  131.078215][   T12] Call Trace:
[  131.078320][   T12]  <TASK>
[  131.078394][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.078526][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  131.078659][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  131.078793][   T12]  netdev_compute_master_upper_features (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590 net/core/dev.c:11116 net/core/dev.c:12883)
[  131.078963][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.079095][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  131.079227][   T12]  ? netdev_change_features (net/core/dev.c:11117)
[  131.080370][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.080518][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  131.080656][   T12]  br_del_if (net/bridge/br_if.c:737)
[  131.080756][   T12]  br_device_event (net/bridge/br.c:127)
[  131.080890][   T12]  ? packet_sendmsg_spkt (af_packet.c:?)
[  131.081030][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  131.081166][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  131.081440][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.081608][   T12]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[  131.081749][   T12] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[  131.081917][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[  131.082051][   T12]  ? netconsole_netdev_event (drivers/net/netconsole.c:1647)
[  131.082185][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  131.082389][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  131.082567][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.082732][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  131.082864][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.082998][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  131.083166][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  131.083300][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  131.083448][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  131.083587][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  131.083721][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  131.083857][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.083992][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.084127][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.084260][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.084411][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.084546][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.084678][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.084814][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.084953][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.085085][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.085236][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.085385][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.085523][   T12]  kthread (kernel/kthread.c:436)
[  131.085622][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.085791][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.085925][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.086061][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.086226][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.086364][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.086506][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.095404][   T12] ------------[ cut here ]------------
| [  131.095535][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  131.095776][   T12] Modules linked in: vxlan
| [  131.096188][   T12] Tainted: [W]=WARN
[  131.096280][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.096455][   T12] Workqueue: netns cleanup_net
[  131.096585][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.096747][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.097188][   T12] RSP: 0018:ffa00000000c7638 EFLAGS: 00010286
[  131.097348][   T12] RAX: 00000000ffffffa6 RBX: ff110000129c8e40 RCX: 1ff4000000018e8d
[  131.097535][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129c8efc
[  131.097718][   T12] RBP: ff1100001bd52000 R08: 1fe22000025391e1 R09: ff11000001aed1d0
[  131.097906][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  131.098093][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  131.098281][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  131.098513][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.098667][   T12] CR2: 00007f576589c000 CR3: 000000000d14d005 CR4: 0000000000771ef0
[  131.098853][   T12] PKRU: 55555554
[  131.098948][   T12] Call Trace:
[  131.099042][   T12]  <TASK>
[  131.099106][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  131.099265][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.099433][   T12]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[  131.099561][   T12] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[  131.099715][   T12]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[  131.099840][   T12]  ? netconsole_netdev_event (drivers/net/netconsole.c:1647)
[  131.099970][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  131.100095][   T12]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[  131.100251][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.100412][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  131.100535][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.100658][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  131.100816][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  131.100946][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  131.101069][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  131.101193][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  131.101323][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  131.101451][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.101572][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.101698][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.101822][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.101948][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.102073][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.102196][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.102324][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.102455][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.102578][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.102706][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.102833][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.102959][   T12]  kthread (kernel/kthread.c:436)
[  131.103052][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.103212][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.103344][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.103475][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.103631][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.103754][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.103877][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.114629][   T12] ------------[ cut here ]------------
| [  131.114761][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  131.115002][   T12] Modules linked in: vxlan
| [  131.115419][   T12] Tainted: [W]=WARN
[  131.115517][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.115670][   T12] Workqueue: netns cleanup_net
[  131.115799][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.115964][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.116415][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[  131.116572][   T12] RAX: 00000000ffffffa6 RBX: ff110000129c83c0 RCX: 1ff4000000018ed5
[  131.116758][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129c847c
[  131.116942][   T12] RBP: ff1100001b01c000 R08: 1fe2200002539091 R09: ff11000001aed1d0
[  131.117127][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  131.117319][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  131.117507][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  131.117724][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.117875][   T12] CR2: 00007f576589c000 CR3: 000000000d14d005 CR4: 0000000000771ef0
[  131.118062][   T12] PKRU: 55555554
[  131.118153][   T12] Call Trace:
[  131.118243][   T12]  <TASK>
[  131.118309][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  131.118475][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.118626][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  131.118749][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.118869][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  131.119025][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  131.119148][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  131.119269][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  131.119405][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  131.119529][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  131.119652][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.119773][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.119897][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.120028][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.120148][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.120272][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.120409][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.120532][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.120656][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.120780][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.120908][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.121044][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.121173][   T12]  kthread (kernel/kthread.c:436)
[  131.121270][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.121434][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.121557][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.121679][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.121831][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.121954][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.122076][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.124610][   T12] ------------[ cut here ]------------
| [  131.124734][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  131.124975][   T12] Modules linked in: vxlan
| [  131.126192][   T12] Tainted: [W]=WARN
[  131.126287][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.126457][   T12] Workqueue: netns cleanup_net
[  131.126584][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.126745][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.127184][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[  131.127348][   T12] RAX: 00000000ffffffa6 RBX: ff11000014560740 RCX: 1ff4000000018ed5
[  131.127533][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000145607fc
[  131.127712][   T12] RBP: ff11000005171000 R08: 1fe22000028ac101 R09: ff11000001aed1d0
[  131.127890][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  131.128073][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  131.128262][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  131.128482][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.128634][   T12] CR2: 00007f576589c000 CR3: 000000000d14d005 CR4: 0000000000771ef0
[  131.128818][   T12] PKRU: 55555554
[  131.128910][   T12] Call Trace:
[  131.129003][   T12]  <TASK>
[  131.129066][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  131.129223][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.129385][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  131.129506][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.129632][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[  131.129808][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  131.129930][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  131.130068][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  131.130191][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  131.130320][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  131.130447][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.130569][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.130695][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.130818][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.130946][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.131076][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.131196][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.131323][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.131453][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.131572][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.131704][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.131831][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.131955][   T12]  kthread (kernel/kthread.c:436)
[  131.132049][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.132200][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.132329][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.132462][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.132618][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.132740][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.132862][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.176549][   T12] ------------[ cut here ]------------
| [  131.176676][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  131.176934][   T12] Modules linked in: vxlan
| [  131.177386][   T12] Tainted: [W]=WARN
[  131.177483][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.177650][   T12] Workqueue: netns cleanup_net
[  131.177786][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.177964][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.178473][   T12] RSP: 0018:ffa00000000c77b0 EFLAGS: 00010286
[  131.178635][   T12] RAX: 00000000ffffffa6 RBX: ff1100001345e200 RCX: 1ff4000000018ebc
[  131.178829][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001345e2bc
[  131.179025][   T12] RBP: ff1100001c074000 R08: 1fe220000268bc59 R09: ff11000001aed1d0
[  131.179216][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000100
[  131.179421][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  131.179619][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  131.179845][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.180012][   T12] CR2: 00007f576589c000 CR3: 000000000d14d005 CR4: 0000000000771ef0
[  131.180208][   T12] PKRU: 55555554
[  131.180304][   T12] Call Trace:
[  131.180410][   T12]  <TASK>
[  131.180478][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  131.180611][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  131.180710][   T12]  __dev_notify_flags (net/core/dev.c:9787)
[  131.180839][   T12]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[  131.180974][   T12]  ? netdev_notice (net/core/dev.c:13008)
[  131.181103][   T12]  ? netif_change_name (net/core/dev.c:1495)
[  131.181236][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.181377][   T12]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[  131.181506][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  131.181637][   T12]  __dev_set_promiscuity (net/core/dev.c:9630)
[  131.181765][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  131.181898][   T12]  netif_set_promiscuity (net/core/dev.c:9639)
[  131.182030][   T12]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[  131.182158][   T12]  dev_set_promiscuity (net/core/dev_api.c:288)
[  131.182290][   T12]  del_nbp (net/bridge/br_if.c:254 net/bridge/br_if.c:340)
[  131.182401][   T12]  ? __up_write (kernel/locking/rwsem.c:1418 (discriminator 1))
[  131.182533][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[  131.182661][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[  131.182791][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[  131.182925][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.183057][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.183188][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.183327][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.183464][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.183594][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.183724][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.183855][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.183990][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.184121][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.184257][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.184403][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.184533][   T12]  kthread (kernel/kthread.c:436)
[  131.184631][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.184795][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.184925][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.185060][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.185221][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.185362][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.185499][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.187742][   T12] ------------[ cut here ]------------
| [  131.187875][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  131.188145][   T12] Modules linked in: vxlan
| [  131.188999][   T12] Tainted: [W]=WARN
[  131.189098][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.189258][   T12] Workqueue: netns cleanup_net
[  131.189473][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.189645][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.190151][   T12] RSP: 0018:ffa00000000c77d0 EFLAGS: 00010286
[  131.190328][   T12] RAX: 00000000ffffffa6 RBX: ff11000014e2a740 RCX: 1ff4000000018ec0
[  131.190537][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014e2a7fc
[  131.190726][   T12] RBP: ff1100001c074000 R08: 1fe22000029c5501 R09: ff11000001aed1d0
[  131.190914][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  131.191123][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  131.191329][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  131.191558][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.191730][   T12] CR2: 00007f576589c000 CR3: 000000000d14d005 CR4: 0000000000771ef0
[  131.191923][   T12] PKRU: 55555554
[  131.192020][   T12] Call Trace:
[  131.192132][   T12]  <TASK>
[  131.192203][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.192343][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  131.192476][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  131.192616][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[  131.192751][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[  131.192911][   T12]  ? fdb_delete_local (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 net/bridge/br_fdb.c:365)
[  131.193042][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  131.193169][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[  131.193295][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[  131.193512][   T12]  ? br_manage_promisc (net/bridge/br_if.c:152 (discriminator 1))
[  131.193640][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.193770][   T12]  del_nbp (net/bridge/br_if.c:363)
[  131.193866][   T12]  ? __up_write (kernel/locking/rwsem.c:1418 (discriminator 1))
[  131.193997][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[  131.194125][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[  131.194252][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[  131.194488][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.194615][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.194742][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.194868][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.194996][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.195124][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.195247][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.195437][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.195567][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.195694][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.195824][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.195958][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.196090][   T12]  kthread (kernel/kthread.c:436)
[  131.196186][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.196399][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.196530][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.196658][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.196823][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.196952][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.197078][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.200825][   T12] ------------[ cut here ]------------
| [  131.200954][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  131.201202][   T12] Modules linked in: vxlan
| [  131.201954][   T12] Tainted: [W]=WARN
[  131.202050][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.202209][   T12] Workqueue: netns cleanup_net
[  131.202350][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.202526][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.202986][   T12] RSP: 0018:ffa00000000c77b0 EFLAGS: 00010286
[  131.203149][   T12] RAX: 00000000ffffffa6 RBX: ff11000014e2a580 RCX: 1ff4000000018ebc
[  131.203346][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014e2a63c
[  131.203537][   T12] RBP: ff1100001c664000 R08: 1fe22000029c54c9 R09: ff11000001aed1d0
[  131.203731][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000100
[  131.203917][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  131.204112][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  131.204346][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.204514][   T12] CR2: 00007ff1bb54d574 CR3: 0000000004d38002 CR4: 0000000000771ef0
[  131.204706][   T12] PKRU: 55555554
[  131.204802][   T12] Call Trace:
[  131.204900][   T12]  <TASK>
[  131.204969][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  131.205099][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  131.205198][   T12]  __dev_notify_flags (net/core/dev.c:9787)
[  131.205328][   T12]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[  131.205463][   T12]  ? netdev_notice (net/core/dev.c:13008)
[  131.205589][   T12]  ? netif_change_name (net/core/dev.c:1495)
[  131.205720][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.205847][   T12]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[  131.205977][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  131.206105][   T12]  __dev_set_promiscuity (net/core/dev.c:9630)
[  131.206230][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  131.206360][   T12]  netif_set_promiscuity (net/core/dev.c:9639)
[  131.206490][   T12]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[  131.206620][   T12]  dev_set_promiscuity (net/core/dev_api.c:288)
[  131.206748][   T12]  del_nbp (net/bridge/br_if.c:254 net/bridge/br_if.c:340)
[  131.206844][   T12]  ? kernfs_put.part.0 (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:1383 fs/kernfs/dir.c:622)
[  131.206977][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[  131.207106][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[  131.207235][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[  131.207376][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.207505][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.207635][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.207764][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.207890][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.208021][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.208148][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.208277][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.208423][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.208550][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.208682][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.208812][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.208943][   T12]  kthread (kernel/kthread.c:436)
[  131.209040][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.209198][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.209330][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.209464][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.209626][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.209755][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.209881][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.212225][   T12] ------------[ cut here ]------------
| [  131.212407][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  131.212665][   T12] Modules linked in: vxlan
| [  131.213080][   T12] Tainted: [W]=WARN
[  131.213176][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.213342][   T12] Workqueue: netns cleanup_net
[  131.213482][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.213645][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.214105][   T12] RSP: 0018:ffa00000000c77d0 EFLAGS: 00010286
[  131.214268][   T12] RAX: 00000000ffffffa6 RBX: ff1100001ad5bc40 RCX: 1ff4000000018ec0
[  131.214473][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001ad5bcfc
[  131.214659][   T12] RBP: ff1100001c664000 R08: 1fe22000035ab7a1 R09: ff11000001aed1d0
[  131.214847][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  131.215038][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  131.215228][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  131.215463][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.215622][   T12] CR2: 00005566d8c2f918 CR3: 000000000d14d003 CR4: 0000000000771ef0
[  131.215815][   T12] PKRU: 55555554
[  131.215911][   T12] Call Trace:
[  131.216007][   T12]  <TASK>
[  131.216074][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.216202][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  131.216339][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  131.216478][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[  131.216608][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[  131.216769][   T12]  ? fdb_delete_local (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 net/bridge/br_fdb.c:365)
[  131.216897][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  131.217029][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[  131.217157][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[  131.217321][   T12]  ? br_manage_promisc (net/bridge/br_if.c:152 (discriminator 1))
[  131.217454][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.217588][   T12]  del_nbp (net/bridge/br_if.c:363)
[  131.217688][   T12]  ? kernfs_put.part.0 (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:1383 fs/kernfs/dir.c:622)
[  131.217820][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[  131.217949][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[  131.218078][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[  131.218207][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.218339][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.218476][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.218608][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.218733][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.218863][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.218995][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.219122][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.219251][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.219390][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.219523][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.219656][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.219787][   T12]  kthread (kernel/kthread.c:436)
[  131.219883][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.220046][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.220178][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.220309][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.220487][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.220614][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.220741][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.223137][   T12] ------------[ cut here ]------------
| [  131.223267][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  131.223543][   T12] Modules linked in: vxlan
| [  131.223975][   T12] Tainted: [W]=WARN
[  131.224074][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.224237][   T12] Workqueue: netns cleanup_net
[  131.224384][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.224557][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.225025][   T12] RSP: 0018:ffa00000000c77b0 EFLAGS: 00010286
[  131.225187][   T12] RAX: 00000000ffffffa6 RBX: ff1100001af891c0 RCX: 1ff4000000018ebc
[  131.225392][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001af8927c
[  131.225588][   T12] RBP: ff1100001c449000 R08: 1fe22000035f1251 R09: ff11000001aed1d0
[  131.225786][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[  131.225984][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  131.226182][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  131.226422][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.226589][   T12] CR2: 00005566d8c2f918 CR3: 000000000d14d003 CR4: 0000000000771ef0
[  131.226784][   T12] PKRU: 55555554
[  131.226880][   T12] Call Trace:
[  131.226980][   T12]  <TASK>
[  131.227048][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  131.227180][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  131.227279][   T12]  __dev_notify_flags (net/core/dev.c:9787)
[  131.227421][   T12]  ? netdev_info (net/core/dev.c:13009 (discriminator 3))
[  131.227554][   T12]  ? netdev_notice (net/core/dev.c:13008)
[  131.227684][   T12]  ? netif_change_name (net/core/dev.c:1495)
[  131.227815][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.227948][   T12]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116)
[  131.228080][   T12]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[  131.228211][   T12]  __dev_set_promiscuity (net/core/dev.c:9630)
[  131.228347][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  131.228480][   T12]  netif_set_promiscuity (net/core/dev.c:9639)
[  131.228609][   T12]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[  131.228736][   T12]  dev_set_promiscuity (net/core/dev_api.c:288)
[  131.228865][   T12]  del_nbp (net/bridge/br_if.c:254 net/bridge/br_if.c:340)
[  131.228966][   T12]  ? kernfs_put.part.0 (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:1383 fs/kernfs/dir.c:622)
[  131.229101][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[  131.229233][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[  131.229376][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[  131.229506][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.229642][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.229773][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.229902][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.230035][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.230167][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.230297][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.230441][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.230575][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.230704][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.230836][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.230973][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.231106][   T12]  kthread (kernel/kthread.c:436)
[  131.231204][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.231379][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.231510][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.231643][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.231807][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.231938][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.232072][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.234369][   T12] ------------[ cut here ]------------
| [  131.234503][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  131.234748][   T12] Modules linked in: vxlan
| [  131.235165][   T12] Tainted: [W]=WARN
[  131.235262][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.236009][   T12] Workqueue: netns cleanup_net
[  131.236150][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.236381][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.236834][   T12] RSP: 0018:ffa00000000c77d0 EFLAGS: 00010286
[  131.236997][   T12] RAX: 00000000ffffffa6 RBX: ff11000019f9ba80 RCX: 1ff4000000018ec0
[  131.237183][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000019f9bb3c
[  131.237438][   T12] RBP: ff1100001c449000 R08: 1fe22000033f3769 R09: ff11000001aed1d0
[  131.237633][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  131.237819][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  131.238012][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  131.238235][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.238458][   T12] CR2: 00005566d8c2f918 CR3: 000000000d14d003 CR4: 0000000000771ef0
[  131.238657][   T12] PKRU: 55555554
[  131.238750][   T12] Call Trace:
[  131.238844][   T12]  <TASK>
[  131.238908][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.239038][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  131.239167][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  131.239295][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[  131.239482][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[  131.239653][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[  131.239780][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[  131.239939][   T12]  ? br_manage_promisc (net/bridge/br_if.c:152 (discriminator 1))
[  131.240067][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.240193][   T12]  del_nbp (net/bridge/br_if.c:363)
[  131.240286][   T12]  ? kernfs_put.part.0 (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:1383 fs/kernfs/dir.c:622)
[  131.240472][   T12]  br_dev_delete (net/bridge/br_if.c:386)
[  131.240597][   T12]  br_net_exit_rtnl (net/bridge/br.c:414)
[  131.240724][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:248)
[  131.240850][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.240977][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.241105][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.241231][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.241414][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.241542][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.241668][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.241795][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.241924][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.242050][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.242180][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.242310][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.242493][   T12]  kthread (kernel/kthread.c:436)
[  131.242597][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.242749][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.242874][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.243005][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.243164][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.243288][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.243470][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.246299][   T12] ------------[ cut here ]------------
| [  131.246448][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  131.246689][   T12] Modules linked in: vxlan
| [  131.247089][   T12] Tainted: [W]=WARN
[  131.247179][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.247336][   T12] Workqueue: netns cleanup_net
[  131.247467][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.247620][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.248055][   T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286
[  131.248208][   T12] RAX: 00000000ffffffa6 RBX: ff11000019f9a580 RCX: 1ff4000000018ec7
[  131.248401][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000019f9a63c
[  131.248577][   T12] RBP: ff1100001c422000 R08: 1fe22000033f34c9 R09: ff11000001aed1d0
[  131.248753][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[  131.248932][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001c53a000
[  131.249116][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  131.249339][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.249494][   T12] CR2: 00007ff1bb54d574 CR3: 0000000004d38002 CR4: 0000000000771ef0
[  131.249672][   T12] PKRU: 55555554
[  131.249762][   T12] Call Trace:
[  131.249851][   T12]  <TASK>
[  131.249913][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  131.250039][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  131.250132][   T12]  netif_close_many (net/core/dev.c:1804)
[  131.250256][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  131.250440][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  131.250721][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  131.250887][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  131.251021][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.251167][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  131.251286][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  131.251440][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  131.251559][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.251680][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  131.251803][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  131.251926][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.252047][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.252167][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.252285][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.252413][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.252539][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.252658][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.252777][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.252900][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.253021][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.253143][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.253264][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.253390][   T12]  kthread (kernel/kthread.c:436)
[  131.253478][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.253625][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.253745][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.253865][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.254016][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.254133][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.254251][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.256516][   T12] ------------[ cut here ]------------
| [  131.256649][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  131.256879][   T12] Modules linked in: vxlan
| [  131.257283][   T12] Tainted: [W]=WARN
[  131.257478][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.257628][   T12] Workqueue: netns cleanup_net
[  131.257750][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.257901][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.258333][   T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286
[  131.258488][   T12] RAX: 00000000ffffffa6 RBX: ff11000014561000 RCX: 1ff4000000018ec7
[  131.258669][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000145610bc
[  131.258853][   T12] RBP: ff1100001c53a000 R08: 1fe22000028ac219 R09: ff11000001aed1d0
[  131.259031][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[  131.259207][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001c29a000
[  131.259390][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  131.259599][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.259749][   T12] CR2: 00007ff1bb54d574 CR3: 0000000004d38002 CR4: 0000000000771ef0
[  131.259926][   T12] PKRU: 55555554
[  131.260017][   T12] Call Trace:
[  131.260107][   T12]  <TASK>
[  131.260168][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  131.260291][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[  131.260420][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  131.260510][   T12]  netif_close_many (net/core/dev.c:1804)
[  131.260633][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  131.260751][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  131.260897][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  131.261045][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  131.261164][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.261311][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  131.261438][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  131.261556][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  131.261673][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.261789][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  131.261909][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  131.262032][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.262154][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.262275][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.262407][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.262524][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.262644][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.262761][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.262879][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.263003][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.263121][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.263250][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.263443][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.263578][   T12]  kthread (kernel/kthread.c:436)
[  131.263667][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.263811][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.263927][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.264049][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.264205][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.264331][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.264455][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.275874][   T12] ------------[ cut here ]------------
| [  131.276012][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  131.276242][   T12] Modules linked in: vxlan
| [  131.276809][   T12] Tainted: [W]=WARN
[  131.276898][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.277050][   T12] Workqueue: netns cleanup_net
[  131.277176][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.277336][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.277765][   T12] RSP: 0018:ffa00000000c7808 EFLAGS: 00010286
[  131.277915][   T12] RAX: 00000000ffffffa6 RBX: ff1100001472be00 RCX: 1ff4000000018ec7
[  131.278101][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001472bebc
[  131.278279][   T12] RBP: ff1100001c29a000 R08: 1fe22000028e57d9 R09: ff11000001aed1d0
[  131.278471][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[  131.278654][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c78a0
[  131.278838][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  131.279052][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.279200][   T12] CR2: 00007ff1bb54d574 CR3: 0000000004d38002 CR4: 0000000000771ef0
[  131.279391][   T12] PKRU: 55555554
[  131.279480][   T12] Call Trace:
[  131.279569][   T12]  <TASK>
[  131.279631][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  131.279749][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[  131.279872][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  131.279967][   T12]  netif_close_many (net/core/dev.c:1804)
[  131.280092][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  131.280209][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  131.280360][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  131.280514][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[  131.280633][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.280782][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  131.280900][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  131.281022][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  131.281140][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.281258][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  131.281390][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  131.281510][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.281627][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.281748][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.281866][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.281986][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.282105][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.282221][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.282346][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.282469][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.282587][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.282709][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.282836][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.282953][   T12]  kthread (kernel/kthread.c:436)
[  131.283042][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.283187][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.283305][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.283438][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.283587][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.283704][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.283821][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.286099][   T12] ------------[ cut here ]------------
| [  131.286231][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  131.286776][   T12] Modules linked in: vxlan
| [  131.287154][   T12] Tainted: [W]=WARN
[  131.287242][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.287390][   T12] Workqueue: netns cleanup_net
[  131.287508][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.287654][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.288077][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  131.288220][   T12] RAX: 00000000ffffffa6 RBX: ff1100000549d1c0 RCX: 1ff4000000018eed
[  131.288403][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000549d27c
[  131.288571][   T12] RBP: ff1100001b784000 R08: 1fe2200000a93a51 R09: ff11000001aed1d0
[  131.288743][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  131.288912][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  131.289087][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  131.289286][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.289443][   T12] CR2: 00007ff1bb54d574 CR3: 0000000004d38002 CR4: 0000000000771ef0
[  131.289615][   T12] PKRU: 55555554
[  131.289701][   T12] Call Trace:
[  131.289786][   T12]  <TASK>
[  131.289846][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  131.289993][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.290134][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  131.290248][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  131.290377][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.290491][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  131.290608][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  131.290723][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.290835][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.290953][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.291067][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.291179][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.291295][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.291416][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.291531][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.291647][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.291760][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.291877][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.292000][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.292113][   T12]  kthread (kernel/kthread.c:436)
[  131.292202][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.292349][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.292467][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.292582][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.292722][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.292834][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.292951][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.296756][   T12] ------------[ cut here ]------------
| [  131.296884][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  131.297117][   T12] Modules linked in: vxlan
| [  131.297502][   T12] Tainted: [W]=WARN
[  131.297587][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.297729][   T12] Workqueue: netns cleanup_net
[  131.297924][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.298101][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.298596][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  131.298799][   T12] RAX: 00000000ffffffa6 RBX: ff1100000549d000 RCX: 1ff4000000018eed
[  131.298973][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000549d0bc
[  131.299141][   T12] RBP: ff1100001b0f1000 R08: 1fe2200000a93a19 R09: ff11000001aed1d0
[  131.299310][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  131.299569][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  131.299741][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  131.299937][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.300086][   T12] CR2: 00007ff1bb54d574 CR3: 0000000004d38002 CR4: 0000000000771ef0
[  131.300257][   T12] PKRU: 55555554
[  131.300395][   T12] Call Trace:
[  131.300480][   T12]  <TASK>
[  131.300540][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  131.300685][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.300827][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  131.300948][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  131.301063][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.301178][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  131.301295][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  131.301459][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.301573][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.301695][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.301810][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.301924][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.302041][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.302155][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.302272][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.302441][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.302556][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.302674][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.302792][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.302906][   T12]  kthread (kernel/kthread.c:436)
[  131.302995][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.303136][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.303255][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.303422][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.303564][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.303678][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.303791][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.306300][   T12] ------------[ cut here ]------------
| [  131.306447][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  131.306675][   T12] Modules linked in: vxlan
| [  131.307062][   T12] Tainted: [W]=WARN
[  131.307148][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.307290][   T12] Workqueue: netns cleanup_net
[  131.307422][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.307572][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.307981][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  131.308123][   T12] RAX: 00000000ffffffa6 RBX: ff11000002786580 RCX: 1ff4000000018eed
[  131.308294][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278663c
[  131.308470][   T12] RBP: ff1100001b7bc000 R08: 1fe22000004f0cc9 R09: ff11000001aed1d0
[  131.308638][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  131.308807][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  131.308981][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  131.309181][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.309334][   T12] CR2: 00000000208ef988 CR3: 0000000011ebc002 CR4: 0000000000771ef0
[  131.309511][   T12] PKRU: 55555554
[  131.309596][   T12] Call Trace:
[  131.309683][   T12]  <TASK>
[  131.309743][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  131.309890][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.310035][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  131.310153][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  131.310268][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.310395][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  131.310512][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  131.310634][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.310746][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.310861][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.310979][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.311095][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.311209][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.311327][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.311451][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.311570][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.311683][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.311807][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.311932][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.312049][   T12]  kthread (kernel/kthread.c:436)
[  131.312134][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.312275][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.312401][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.312515][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.312656][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.312772][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.312885][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.314857][   T12] ------------[ cut here ]------------
| [  131.314979][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  131.315204][   T12] Modules linked in: vxlan
| [  131.315594][   T12] Tainted: [W]=WARN
[  131.315681][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.315823][   T12] Workqueue: netns cleanup_net
[  131.315944][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.316091][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.316505][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  131.316653][   T12] RAX: 00000000ffffffa6 RBX: ff110000027871c0 RCX: 1ff4000000018eed
[  131.316829][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278727c
[  131.317001][   T12] RBP: ff1100001aa11000 R08: 1fe22000004f0e51 R09: ff11000001aed1d0
[  131.317171][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  131.317350][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  131.317525][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  131.317721][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.317864][   T12] CR2: 00000000208ef988 CR3: 0000000011ebc002 CR4: 0000000000771ef0
[  131.318037][   T12] PKRU: 55555554
[  131.318123][   T12] Call Trace:
[  131.318207][   T12]  <TASK>
[  131.318267][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  131.318423][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.318566][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  131.318685][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  131.318801][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.318915][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  131.319042][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  131.319160][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.319272][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.319491][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.319607][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.319721][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.319837][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.319951][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.320070][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.320186][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.320301][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.320517][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.320638][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.320752][   T12]  kthread (kernel/kthread.c:436)
[  131.320937][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.321082][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.321197][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.321313][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.321547][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.321662][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.321777][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.324047][   T12] ------------[ cut here ]------------
| [  131.324165][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  131.324406][   T12] Modules linked in: vxlan
| [  131.324780][   T12] Tainted: [W]=WARN
[  131.324865][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.325008][   T12] Workqueue: netns cleanup_net
[  131.325127][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.325274][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.325708][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  131.325854][   T12] RAX: 00000000ffffffa6 RBX: ff110000027863c0 RCX: 1ff4000000018eed
[  131.326027][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000278647c
[  131.326200][   T12] RBP: ff1100001a82c000 R08: 1fe22000004f0c91 R09: ff11000001aed1d0
[  131.326382][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  131.326554][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  131.326724][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  131.326926][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.327073][   T12] CR2: 00005566d8c2f918 CR3: 000000000d14d003 CR4: 0000000000771ef0
[  131.327242][   T12] PKRU: 55555554
[  131.327331][   T12] Call Trace:
[  131.327421][   T12]  <TASK>
[  131.327481][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  131.327626][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.327770][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  131.327885][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  131.328004][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.328117][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  131.328235][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  131.328357][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.328475][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.328593][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.328709][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.328822][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.328935][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.329050][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.329166][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.329284][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.329410][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.329527][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.329644][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.329756][   T12]  kthread (kernel/kthread.c:436)
[  131.329841][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.329981][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.330097][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.330211][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.330368][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.330486][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.330600][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.332727][   T12] ------------[ cut here ]------------
| [  131.332841][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  131.333060][   T12] Modules linked in: vxlan
| [  131.333447][   T12] Tainted: [W]=WARN
[  131.333533][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.333678][   T12] Workqueue: netns cleanup_net
[  131.333801][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.333950][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.334364][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  131.334512][   T12] RAX: 00000000ffffffa6 RBX: ff11000002786ac0 RCX: 1ff4000000018eed
[  131.334680][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000002786b7c
[  131.334846][   T12] RBP: ff110000196a4000 R08: 1fe22000004f0d71 R09: ff11000001aed1d0
[  131.335021][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  131.335190][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  131.335365][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  131.335570][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.335713][   T12] CR2: 00005566d8c2f918 CR3: 000000000d14d003 CR4: 0000000000771ef0
[  131.335885][   T12] PKRU: 55555554
[  131.335973][   T12] Call Trace:
[  131.336057][   T12]  <TASK>
[  131.336115][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  131.336260][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.336412][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  131.336526][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  131.336642][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.336754][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  131.336869][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  131.336984][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.337096][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.337212][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.337329][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.337447][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.337564][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.337676][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.337790][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.337907][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.338023][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.338141][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.338263][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.338387][   T12]  kthread (kernel/kthread.c:436)
[  131.338472][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.338614][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.338727][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.338839][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.338980][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.339091][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.339207][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.341301][   T12] ------------[ cut here ]------------
| [  131.341432][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  131.341653][   T12] Modules linked in: vxlan
| [  131.342022][   T12] Tainted: [W]=WARN
[  131.342107][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.342249][   T12] Workqueue: netns cleanup_net
[  131.342379][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.342527][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.342936][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  131.343086][   T12] RAX: 00000000ffffffa6 RBX: ff11000002786040 RCX: 1ff4000000018eed
[  131.343255][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000027860fc
[  131.343436][   T12] RBP: ff1100001b214000 R08: 1fe22000004f0c21 R09: ff11000001aed1d0
[  131.343606][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  131.343774][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  131.343947][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  131.344145][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.344288][   T12] CR2: 00005566d8c2f918 CR3: 000000000d14d003 CR4: 0000000000771ef0
[  131.344471][   T12] PKRU: 55555554
[  131.344556][   T12] Call Trace:
[  131.344639][   T12]  <TASK>
[  131.344700][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  131.344848][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.344992][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  131.345105][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  131.345219][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.345339][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  131.345459][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  131.345576][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.345687][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.345804][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.345917][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.346031][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.346145][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.346259][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.346382][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.346501][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.346614][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.346733][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.346851][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.346969][   T12]  kthread (kernel/kthread.c:436)
[  131.347055][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.347196][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.347323][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.347442][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.347581][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.347695][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.347809][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.350189][   T12] ------------[ cut here ]------------
| [  131.350302][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  131.350606][   T12] Modules linked in: vxlan
| [  131.350979][   T12] Tainted: [W]=WARN
[  131.351065][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.351277][   T12] Workqueue: netns cleanup_net
[  131.351405][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.351552][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.352036][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  131.352248][   T12] RAX: 00000000ffffffa6 RBX: ff1100001345f000 RCX: 1ff4000000018eed
[  131.352430][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001345f0bc
[  131.352598][   T12] RBP: ff11000015c09000 R08: 1fe220000268be19 R09: ff11000001aed1d0
[  131.352835][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  131.353010][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  131.353179][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  131.353463][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.353607][   T12] CR2: 00005566d8c2f918 CR3: 000000000d14d003 CR4: 0000000000771ef0
[  131.353845][   T12] PKRU: 55555554
[  131.353928][   T12] Call Trace:
[  131.354016][   T12]  <TASK>
[  131.354076][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  131.354219][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.354447][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  131.354561][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  131.354675][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.354788][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  131.354977][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  131.355093][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.355206][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.355327][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.355519][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.355630][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.355746][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.355859][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.356046][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.356162][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.356273][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.356435][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.356625][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.356737][   T12]  kthread (kernel/kthread.c:436)
[  131.356823][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.356966][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.357148][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.357262][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.357415][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.357528][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.357710][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.360270][   T12] ------------[ cut here ]------------
| [  131.360396][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  131.360685][   T12] Modules linked in: vxlan
| [  131.361140][   T12] Tainted: [W]=WARN
[  131.361226][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.361379][   T12] Workqueue: netns cleanup_net
[  131.361496][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.361718][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.362209][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  131.362356][   T12] RAX: 00000000ffffffa6 RBX: ff1100001aadc200 RCX: 1ff4000000018eed
[  131.362532][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001aadc2bc
[  131.362773][   T12] RBP: ff1100001b3d1000 R08: 1fe220000355b859 R09: ff11000001aed1d0
[  131.362948][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  131.363116][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  131.363365][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  131.363568][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.363711][   T12] CR2: 00005566d8c2f918 CR3: 000000000d14d003 CR4: 0000000000771ef0
[  131.363955][   T12] PKRU: 55555554
[  131.364040][   T12] Call Trace:
[  131.364129][   T12]  <TASK>
[  131.364190][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  131.364419][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.364562][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  131.364675][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  131.364793][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.364978][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  131.365095][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  131.365211][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.365328][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.365451][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.365563][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.365680][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.365797][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.365980][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.366096][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.366213][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.366330][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.366452][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.366568][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.366681][   T12]  kthread (kernel/kthread.c:436)
[  131.366766][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.366984][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.367096][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.367209][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.367355][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.367473][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.367590][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.369909][   T12] ------------[ cut here ]------------
| [  131.370094][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  131.370324][   T12] Modules linked in: vxlan
| [  131.370770][   T12] Tainted: [W]=WARN
[  131.370854][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.370999][   T12] Workqueue: netns cleanup_net
[  131.371191][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.371344][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.371831][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  131.371976][   T12] RAX: 00000000ffffffa6 RBX: ff1100001aadc580 RCX: 1ff4000000018eed
[  131.372216][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001aadc63c
[  131.372396][   T12] RBP: ff11000016861000 R08: 1fe220000355b8c9 R09: ff11000001aed1d0
[  131.372563][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  131.372801][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  131.372976][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  131.373176][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.373401][   T12] CR2: 00005566d8c2f918 CR3: 000000000d14d003 CR4: 0000000000771ef0
[  131.373571][   T12] PKRU: 55555554
[  131.373655][   T12] Call Trace:
[  131.373806][   T12]  <TASK>
[  131.373865][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  131.374011][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.374151][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  131.374341][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  131.374462][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.374576][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  131.374692][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  131.374876][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.374992][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.375108][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.375222][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.375341][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.375467][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.375579][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.375694][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.375883][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.376000][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.376116][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.376234][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.376351][   T12]  kthread (kernel/kthread.c:436)
[  131.376442][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.376585][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.376701][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.376885][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.377030][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.377143][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.377257][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.379791][   T12] ------------[ cut here ]------------
| [  131.379902][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  131.380152][   T12] Modules linked in: vxlan
| [  131.380602][   T12] Tainted: [W]=WARN
[  131.380687][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.380899][   T12] Workqueue: netns cleanup_net
[  131.381019][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.381167][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.381661][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  131.381805][   T12] RAX: 00000000ffffffa6 RBX: ff1100001aadcc80 RCX: 1ff4000000018eed
[  131.382048][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001aadcd3c
[  131.382223][   T12] RBP: ff1100001bdc4000 R08: 1fe220000355b9a9 R09: ff11000001aed1d0
[  131.382475][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  131.382643][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  131.382815][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  131.383086][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.383230][   T12] CR2: 00005566d8c2f918 CR3: 000000000d14d003 CR4: 0000000000771ef0
[  131.383411][   T12] PKRU: 55555554
[  131.383566][   T12] Call Trace:
[  131.383650][   T12]  <TASK>
[  131.383710][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  131.383855][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.384068][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  131.384182][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  131.384297][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.384424][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  131.384611][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  131.384727][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.384841][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.384957][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.385139][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.385253][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.385379][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.385493][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.385676][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.385794][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.385907][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.386029][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.386217][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.386339][   T12]  kthread (kernel/kthread.c:436)
[  131.386431][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.386573][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.386760][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.386875][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.387019][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.387135][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.387323][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.389952][   T12] ------------[ cut here ]------------
| [  131.390064][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  131.390360][   T12] Modules linked in: vxlan
| [  131.390733][   T12] Tainted: [W]=WARN
[  131.390890][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.391034][   T12] Workqueue: netns cleanup_net
[  131.391152][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.391299][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.391713][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  131.391925][   T12] RAX: 00000000ffffffa6 RBX: ff1100001aadd380 RCX: 1ff4000000018eed
[  131.392097][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001aadd43c
[  131.392265][   T12] RBP: ff11000019fb1000 R08: 1fe220000355ba89 R09: ff11000001aed1d0
[  131.392517][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  131.392686][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  131.392926][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  131.393129][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.393270][   T12] CR2: 00005566d8c2f918 CR3: 000000000d14d003 CR4: 0000000000771ef0
[  131.393450][   T12] PKRU: 55555554
[  131.393534][   T12] Call Trace:
[  131.393621][   T12]  <TASK>
[  131.393680][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  131.393824][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.394036][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  131.394149][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  131.394264][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.394455][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  131.394571][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  131.394688][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.394802][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.394994][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.395109][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.395221][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.395343][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.395531][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.395655][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.395771][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.395884][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.396075][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.396192][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.396306][   T12]  kthread (kernel/kthread.c:436)
[  131.396403][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.396612][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.396728][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.396843][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.396987][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.397172][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.397285][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.399868][   T12] ------------[ cut here ]------------
| [  131.399988][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  131.400277][   T12] Modules linked in: vxlan
| [  131.400733][   T12] Tainted: [W]=WARN
[  131.400824][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.400970][   T12] Workqueue: netns cleanup_net
[  131.401085][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.401311][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.401726][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  131.401872][   T12] RAX: 00000000ffffffa6 RBX: ff1100001aadda80 RCX: 1ff4000000018eed
[  131.402045][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001aaddb3c
[  131.402214][   T12] RBP: ff1100001ae3c000 R08: 1fe220000355bb69 R09: ff11000001aed1d0
[  131.402392][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  131.402562][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  131.402734][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  131.402947][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.403090][   T12] CR2: 00005566d8c2f918 CR3: 000000000d14d003 CR4: 0000000000771ef0
[  131.403261][   T12] PKRU: 55555554
[  131.403352][   T12] Call Trace:
[  131.403439][   T12]  <TASK>
[  131.403499][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  131.403645][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.403786][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  131.403900][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  131.404018][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.404130][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  131.404246][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  131.404374][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.404492][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.404612][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.404733][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.404845][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.404965][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.405077][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.405194][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.405313][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.405508][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.405628][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.405744][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.405856][   T12]  kthread (kernel/kthread.c:436)
[  131.405950][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.406160][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.406273][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.406397][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.406613][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.406725][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.406838][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.409169][   T12] ------------[ cut here ]------------
| [  131.409356][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  131.409585][   T12] Modules linked in: vxlan
| [  131.410031][   T12] Tainted: [W]=WARN
[  131.410119][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.410261][   T12] Workqueue: netns cleanup_net
[  131.410459][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.410605][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.411089][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  131.411231][   T12] RAX: 00000000ffffffa6 RBX: ff1100001aadde00 RCX: 1ff4000000018eed
[  131.411481][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001aaddebc
[  131.411654][   T12] RBP: ff1100001a419000 R08: 1fe220000355bbd9 R09: ff11000001aed1d0
[  131.411820][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  131.412066][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  131.412236][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  131.412512][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.412653][   T12] CR2: 00005566d8c2f918 CR3: 000000000d14d003 CR4: 0000000000771ef0
[  131.412828][   T12] PKRU: 55555554
[  131.412913][   T12] Call Trace:
[  131.413070][   T12]  <TASK>
[  131.413130][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  131.413274][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.413429][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  131.413618][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  131.413733][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.413853][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  131.413972][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  131.414156][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.414270][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.414398][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.414512][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.414694][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.414814][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.414925][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.415043][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.415230][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.415348][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.415470][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.415588][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.415703][   T12]  kthread (kernel/kthread.c:436)
[  131.415792][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.415933][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.416051][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.416165][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.416307][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.416431][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.416547][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.418472][   T12] ------------[ cut here ]------------
| [  131.418582][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  131.418804][   T12] Modules linked in: vxlan
| [  131.419173][   T12] Tainted: [W]=WARN
[  131.419258][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.419413][   T12] Workqueue: netns cleanup_net
[  131.419529][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.419678][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.420082][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  131.420224][   T12] RAX: 00000000ffffffa6 RBX: ff11000013597c40 RCX: 1ff4000000018eed
[  131.420408][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013597cfc
[  131.420578][   T12] RBP: ff1100001b609000 R08: 1fe22000026b2fa1 R09: ff11000001aed1d0
[  131.420747][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  131.420916][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  131.421090][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  131.421288][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.421441][   T12] CR2: 00005566d8c2f918 CR3: 000000000d14d003 CR4: 0000000000771ef0
[  131.421612][   T12] PKRU: 55555554
[  131.421697][   T12] Call Trace:
[  131.421781][   T12]  <TASK>
[  131.421839][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  131.421988][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.422129][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  131.422243][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  131.422364][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.422482][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  131.423065][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  131.423181][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.423295][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.423425][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.423540][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.423652][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.423766][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.423877][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.424063][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.424181][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.424295][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.424420][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.424605][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.424718][   T12]  kthread (kernel/kthread.c:436)
[  131.424802][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.424947][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.425129][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.425246][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.425403][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.425516][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.425697][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.428066][   T12] ------------[ cut here ]------------
| [  131.428183][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  131.428417][   T12] Modules linked in: vxlan
| [  131.428790][   T12] Tainted: [W]=WARN
[  131.428874][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.429019][   T12] Workqueue: netns cleanup_net
[  131.429135][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.429283][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.429701][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  131.429844][   T12] RAX: 00000000ffffffa6 RBX: ff1100000549c3c0 RCX: 1ff4000000018eed
[  131.430014][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000549c47c
[  131.430183][   T12] RBP: ff110000165cc000 R08: 1fe2200000a93891 R09: ff11000001aed1d0
[  131.430356][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  131.430530][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  131.430700][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  131.430897][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.431042][   T12] CR2: 00005566d8c2f918 CR3: 000000000d14d003 CR4: 0000000000771ef0
[  131.431214][   T12] PKRU: 55555554
[  131.431298][   T12] Call Trace:
[  131.431395][   T12]  <TASK>
[  131.431454][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  131.431601][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.431740][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  131.431853][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  131.431972][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.432084][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  131.432201][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  131.432321][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.432439][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.432555][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.432669][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.432782][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.432899][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.433508][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.433622][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.433740][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.433854][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.433977][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.434095][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.434210][   T12]  kthread (kernel/kthread.c:436)
[  131.434296][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.434516][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.434629][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.434744][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.434885][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.435070][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.435185][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.437741][   T12] ------------[ cut here ]------------
| [  131.437857][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  131.438154][   T12] Modules linked in: vxlan
| [  131.439347][   T12] Tainted: [W]=WARN
[  131.439440][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.439580][   T12] Workqueue: netns cleanup_net
[  131.439698][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.439844][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.440260][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  131.440413][   T12] RAX: 00000000ffffffa6 RBX: ff1100000549c900 RCX: 1ff4000000018eed
[  131.440585][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000549c9bc
[  131.440760][   T12] RBP: ff11000005584000 R08: 1fe2200000a93939 R09: ff11000001aed1d0
[  131.440930][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  131.441103][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  131.441275][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  131.441485][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.441627][   T12] CR2: 00005566d8c2f918 CR3: 000000000d14d003 CR4: 0000000000771ef0
[  131.441797][   T12] PKRU: 55555554
[  131.441881][   T12] Call Trace:
[  131.441969][   T12]  <TASK>
[  131.442032][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  131.442178][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.442325][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  131.442448][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  131.442564][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.442678][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  131.442797][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  131.442913][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.443032][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.443149][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.443263][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.443387][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.443502][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.443614][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.443729][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.443848][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.443970][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.444087][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.444206][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.444323][   T12]  kthread (kernel/kthread.c:436)
[  131.444420][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.444560][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.444676][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.444790][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.444931][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.445047][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.445162][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.447910][   T12] ------------[ cut here ]------------
| [  131.448027][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  131.448251][   T12] Modules linked in: vxlan
| [  131.450221][   T12] Tainted: [W]=WARN
[  131.450310][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.450680][   T12] Workqueue: netns cleanup_net
[  131.450797][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.450944][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.451521][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  131.451672][   T12] RAX: 00000000ffffffa6 RBX: ff11000010b91000 RCX: 1ff4000000018eed
[  131.451839][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010b910bc
[  131.452007][   T12] RBP: ff1100001a4b1000 R08: 1fe2200002172219 R09: ff11000001aed1d0
[  131.452308][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  131.452611][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  131.452781][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  131.452979][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.453123][   T12] CR2: 00005566d8c2f918 CR3: 000000000d14d003 CR4: 0000000000771ef0
[  131.453294][   T12] PKRU: 55555554
[  131.453502][   T12] Call Trace:
[  131.453587][   T12]  <TASK>
[  131.453647][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  131.453791][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.453931][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  131.454049][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  131.454164][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.454276][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  131.454523][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  131.454637][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.454749][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.454863][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.454981][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.455097][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.455211][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.455452][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.455568][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.455688][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.455801][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.455918][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.456044][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.456157][   T12]  kthread (kernel/kthread.c:436)
[  131.456243][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.456520][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.456635][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.456749][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.456893][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.457015][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.457128][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.466343][   T12] ------------[ cut here ]------------
| [  131.466479][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  131.466709][   T12] Modules linked in: vxlan
| [  131.467092][   T12] Tainted: [W]=WARN
[  131.467179][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.467332][   T12] Workqueue: netns cleanup_net
[  131.467457][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.467611][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.468030][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  131.468177][   T12] RAX: 00000000ffffffa6 RBX: ff11000010b91c40 RCX: 1ff4000000018eed
[  131.468357][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010b91cfc
[  131.468534][   T12] RBP: ff1100001bd31000 R08: 1fe22000021723a1 R09: ff11000001aed1d0
[  131.468704][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  131.468881][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  131.469054][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  131.469253][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.469408][   T12] CR2: 00007ff1bb54d574 CR3: 0000000004d38002 CR4: 0000000000771ef0
[  131.469586][   T12] PKRU: 55555554
[  131.469671][   T12] Call Trace:
[  131.469755][   T12]  <TASK>
[  131.469815][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  131.469964][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.470106][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  131.470222][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  131.470441][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.470557][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  131.470673][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  131.470788][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.470902][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.471026][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.471149][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.471265][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.471475][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.471589][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.471811][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.471933][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.472054][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.472177][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.472298][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.472515][   T12]  kthread (kernel/kthread.c:436)
[  131.472602][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.472743][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.472857][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.472976][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.473124][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.473237][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.473446][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.484878][   T12] ------------[ cut here ]------------
| [  131.485091][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  131.485347][   T12] Modules linked in: vxlan
| [  131.485732][   T12] Tainted: [W]=WARN
[  131.485818][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.485964][   T12] Workqueue: netns cleanup_net
[  131.486082][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.486233][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.486646][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  131.486791][   T12] RAX: 00000000ffffffa6 RBX: ff11000010b90e40 RCX: 1ff4000000018eed
[  131.486969][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010b90efc
[  131.487137][   T12] RBP: ff110000176b9000 R08: 1fe22000021721e1 R09: ff11000001aed1d0
[  131.487304][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  131.487494][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  131.487663][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  131.487861][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.488009][   T12] CR2: 00007ff1bb54d574 CR3: 0000000004d38002 CR4: 0000000000771ef0
[  131.488179][   T12] PKRU: 55555554
[  131.488269][   T12] Call Trace:
[  131.488358][   T12]  <TASK>
[  131.488426][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  131.488571][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.488712][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  131.488826][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  131.488945][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.489063][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  131.489180][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  131.489296][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.489487][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.489606][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.489720][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.489832][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.489951][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.490064][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.490180][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.490298][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.490471][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.490590][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.490708][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.490822][   T12]  kthread (kernel/kthread.c:436)
[  131.490908][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.491055][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.491172][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.491289][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.491484][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.491647][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.491762][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.495120][   T12] ------------[ cut here ]------------
| [  131.495249][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  131.495637][   T12] Modules linked in: vxlan
| [  131.496040][   T12] Tainted: [W]=WARN
[  131.496129][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.496271][   T12] Workqueue: netns cleanup_net
[  131.496494][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.496649][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.497057][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  131.497303][   T12] RAX: 00000000ffffffa6 RBX: ff11000013596e40 RCX: 1ff4000000018eed
[  131.497590][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013596efc
[  131.497762][   T12] RBP: ff1100001b3a9000 R08: 1fe22000026b2de1 R09: ff11000001aed1d0
[  131.497933][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  131.498108][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  131.498278][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  131.498577][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.498721][   T12] CR2: 00007ff1bb54d574 CR3: 0000000004d38002 CR4: 0000000000771ef0
[  131.498897][   T12] PKRU: 55555554
[  131.498988][   T12] Call Trace:
[  131.499074][   T12]  <TASK>
[  131.499135][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  131.499282][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.499522][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  131.499637][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  131.499751][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.499864][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  131.499983][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  131.500101][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.500215][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.500433][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.500551][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.500664][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.500783][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.500896][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.501014][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.501134][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.501247][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.501466][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.501585][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.501700][   T12]  kthread (kernel/kthread.c:436)
[  131.501790][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.501932][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.502049][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.502166][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.502307][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.502518][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.502632][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.511067][   T12] ------------[ cut here ]------------
| [  131.511196][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  131.511444][   T12] Modules linked in: vxlan
| [  131.511826][   T12] Tainted: [W]=WARN
[  131.511915][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.512062][   T12] Workqueue: netns cleanup_net
[  131.512184][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.512341][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.512754][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  131.512900][   T12] RAX: 00000000ffffffa6 RBX: ff11000013596ac0 RCX: 1ff4000000018eed
[  131.513079][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013596b7c
[  131.513249][   T12] RBP: ff1100001a714000 R08: 1fe22000026b2d71 R09: ff11000001aed1d0
[  131.513438][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  131.513612][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  131.513784][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  131.513988][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.514133][   T12] CR2: 00000000208ef988 CR3: 0000000011ebc002 CR4: 0000000000771ef0
[  131.514312][   T12] PKRU: 55555554
[  131.514409][   T12] Call Trace:
[  131.514497][   T12]  <TASK>
[  131.514559][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  131.514704][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.514848][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  131.514973][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  131.515088][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.515202][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  131.515332][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  131.515456][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.515573][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.515691][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.515811][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.515926][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.516047][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.516165][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.516282][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.516416][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.516539][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.516659][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.516781][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.516898][   T12]  kthread (kernel/kthread.c:436)
[  131.516988][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.517137][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.517258][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.517387][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.517537][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.517651][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.517767][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.519951][   T12] ------------[ cut here ]------------
| [  131.520072][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  131.520297][   T12] Modules linked in: vxlan
| [  131.520690][   T12] Tainted: [W]=WARN
[  131.520778][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.520922][   T12] Workqueue: netns cleanup_net
[  131.521044][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.521193][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.521622][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  131.521766][   T12] RAX: 00000000ffffffa6 RBX: ff110000135971c0 RCX: 1ff4000000018eed
[  131.521940][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001359727c
[  131.522112][   T12] RBP: ff11000011c54000 R08: 1fe22000026b2e51 R09: ff11000001aed1d0
[  131.522289][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  131.522474][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  131.522651][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  131.522857][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.523004][   T12] CR2: 00000000208ef988 CR3: 000000000d14d005 CR4: 0000000000771ef0
[  131.523181][   T12] PKRU: 55555554
[  131.523267][   T12] Call Trace:
[  131.523355][   T12]  <TASK>
[  131.523422][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  131.523569][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.523712][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  131.523827][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  131.523947][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.524061][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  131.524181][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  131.524298][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.524521][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.524640][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.524756][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.524870][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.524990][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.525106][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.525222][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.525438][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.525554][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.525672][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.525793][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.525909][   T12]  kthread (kernel/kthread.c:436)
[  131.525999][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.526145][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.526261][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.526483][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.526714][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.526829][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.526948][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.529240][   T12] ------------[ cut here ]------------
| [  131.529362][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  131.529597][   T12] Modules linked in: vxlan
| [  131.529978][   T12] Tainted: [W]=WARN
[  131.530065][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.530208][   T12] Workqueue: netns cleanup_net
[  131.530331][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.530492][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.530914][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  131.531061][   T12] RAX: 00000000ffffffa6 RBX: ff11000011e3c200 RCX: 1ff4000000018eed
[  131.531233][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e3c2bc
[  131.531417][   T12] RBP: ff1100001a759000 R08: 1fe22000023c7859 R09: ff11000001aed1d0
[  131.531589][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  131.531760][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  131.531932][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  131.532136][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.532281][   T12] CR2: 00000000208ef988 CR3: 000000000d14d005 CR4: 0000000000771ef0
[  131.532463][   T12] PKRU: 55555554
[  131.532549][   T12] Call Trace:
[  131.532638][   T12]  <TASK>
[  131.532698][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  131.532845][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.532993][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  131.533108][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  131.533226][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.533345][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  131.533470][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  131.533588][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.533702][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.533822][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.533938][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.534056][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.534175][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.534293][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.534463][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.534629][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.534745][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.534863][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.534984][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.535097][   T12]  kthread (kernel/kthread.c:436)
[  131.535183][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.535376][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.535490][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.535604][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.535746][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.535859][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.535978][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.546116][   T12] ------------[ cut here ]------------
| [  131.546237][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  131.546473][   T12] Modules linked in: vxlan
| [  131.546851][   T12] Tainted: [W]=WARN
[  131.546941][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.547089][   T12] Workqueue: netns cleanup_net
[  131.547210][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.547366][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.547790][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  131.547937][   T12] RAX: 00000000ffffffa6 RBX: ff11000011e3de00 RCX: 1ff4000000018eed
[  131.548113][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000011e3debc
[  131.548289][   T12] RBP: ff1100001be69000 R08: 1fe22000023c7bd9 R09: ff11000001aed1d0
[  131.548474][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  131.548647][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  131.548823][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  131.549029][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.549175][   T12] CR2: 00000000208ef988 CR3: 000000000d14d005 CR4: 0000000000771ef0
[  131.549353][   T12] PKRU: 55555554
[  131.549446][   T12] Call Trace:
[  131.549532][   T12]  <TASK>
[  131.549593][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  131.549741][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.549884][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  131.550004][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  131.550121][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.550239][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  131.550360][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  131.550484][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.550597][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.550716][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.550832][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.550949][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.551067][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.551182][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.551299][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.551433][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.551548][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.551668][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.551790][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.551904][   T12]  kthread (kernel/kthread.c:436)
[  131.551994][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.552139][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.552256][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.552381][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.552526][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.552640][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.552758][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.554937][   T12] ------------[ cut here ]------------
| [  131.555056][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  131.555285][   T12] Modules linked in: vxlan
| [  131.556480][   T12] Tainted: [W]=WARN
[  131.556569][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.556721][   T12] Workqueue: netns cleanup_net
[  131.556846][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.557001][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.557654][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  131.557804][   T12] RAX: 00000000ffffffa6 RBX: ff1100001ad5ba80 RCX: 1ff4000000018eed
[  131.557980][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001ad5bb3c
[  131.558156][   T12] RBP: ff1100001ab64000 R08: 1fe22000035ab769 R09: ff11000001aed1d0
[  131.558434][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  131.558617][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  131.558794][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  131.559001][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.559149][   T12] CR2: 00000000208ef988 CR3: 000000000d14d005 CR4: 0000000000771ef0
[  131.559382][   T12] PKRU: 55555554
[  131.559470][   T12] Call Trace:
[  131.559558][   T12]  <TASK>
[  131.559619][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  131.559769][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.559914][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  131.560035][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  131.560161][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.560280][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  131.560455][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  131.560576][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.560693][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.560812][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.560930][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.561047][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.561168][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.561283][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.561456][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.561580][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.561698][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.561818][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.561943][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.562063][   T12]  kthread (kernel/kthread.c:436)
[  131.562152][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.562298][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.562472][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.562591][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.562736][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.562853][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.562974][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.566182][   T12] ------------[ cut here ]------------
| [  131.566452][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  131.566881][   T12] Modules linked in: vxlan
| [  131.567656][   T12] Tainted: [W]=WARN
[  131.567854][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.568146][   T12] Workqueue: netns cleanup_net
[  131.568434][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.568745][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.569542][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  131.569841][   T12] RAX: 00000000ffffffa6 RBX: ff1100001ad5b700 RCX: 1ff4000000018eed
[  131.570171][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001ad5b7bc
[  131.570536][   T12] RBP: ff11000019521000 R08: 1fe22000035ab6f9 R09: ff11000001aed1d0
[  131.570878][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  131.571217][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  131.571581][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  131.571966][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.572258][   T12] CR2: 000055669eb10d5c CR3: 0000000012f44003 CR4: 0000000000771ef0
[  131.572631][   T12] PKRU: 55555554
[  131.572826][   T12] Call Trace:
[  131.573019][   T12]  <TASK>
[  131.573171][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  131.573497][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.573787][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  131.574036][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  131.574281][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.574556][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  131.574815][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  131.575055][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.575300][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.575592][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.575842][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.576082][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.576350][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.576605][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.576856][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.577111][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.577384][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.577642][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.577897][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.578184][   T12]  kthread (kernel/kthread.c:436)
[  131.578413][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.578710][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.578971][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.579209][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.579531][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.579779][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.580030][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.585267][   T12] ------------[ cut here ]------------
| [  131.585523][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  131.585948][   T12] Modules linked in: vxlan
| [  131.586710][   T12] Tainted: [W]=WARN
[  131.586908][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.587189][   T12] Workqueue: netns cleanup_net
[  131.587469][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.587774][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.588540][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  131.588838][   T12] RAX: 00000000ffffffa6 RBX: ff1100001311d1c0 RCX: 1ff4000000018eed
[  131.589175][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001311d27c
[  131.589541][   T12] RBP: ff11000011cd1000 R08: 1fe2200002623a51 R09: ff11000001aed1d0
[  131.589878][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  131.590213][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  131.590581][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  131.590968][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.591253][   T12] CR2: 000055669eb10d5c CR3: 000000000d14d005 CR4: 0000000000771ef0
[  131.591617][   T12] PKRU: 55555554
[  131.591812][   T12] Call Trace:
[  131.592006][   T12]  <TASK>
[  131.592158][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  131.592482][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.592773][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  131.593024][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  131.593271][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.593541][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  131.593794][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  131.594044][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.594287][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.594570][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.594824][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.595055][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.595301][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.595577][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.595827][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.596078][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.596337][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.596606][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.596863][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.597104][   T12]  kthread (kernel/kthread.c:436)
[  131.597302][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.597617][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.597864][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.598109][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.598435][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.598682][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.598931][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.602816][   T12] ------------[ cut here ]------------
| [  131.603047][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  131.603494][   T12] Modules linked in: vxlan
| [  131.604224][   T12] Tainted: [W]=WARN
[  131.604442][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.604733][   T12] Workqueue: netns cleanup_net
[  131.604983][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.605285][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.606039][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  131.606347][   T12] RAX: 00000000ffffffa6 RBX: ff1100001311d540 RCX: 1ff4000000018eed
[  131.606693][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001311d5fc
[  131.607019][   T12] RBP: ff11000008621000 R08: 1fe2200002623ac1 R09: ff11000001aed1d0
[  131.607411][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  131.607748][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  131.608087][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  131.608497][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.608793][   T12] CR2: 000055669eb10d5c CR3: 000000000d14d005 CR4: 0000000000771ef0
[  131.609126][   T12] PKRU: 55555554
[  131.609336][   T12] Call Trace:
[  131.609538][   T12]  <TASK>
[  131.609691][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  131.609988][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.610282][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  131.610556][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  131.610807][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.611042][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  131.611284][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  131.611561][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.611807][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.612056][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.612306][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.612568][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.612817][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.613070][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.613336][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.613603][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.613847][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.614102][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.614381][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.614628][   T12]  kthread (kernel/kthread.c:436)
[  131.614824][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.615105][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.615379][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.615629][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.615957][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.616198][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.616471][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.621187][   T12] ------------[ cut here ]------------
| [  131.621535][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  131.622032][   T12] Modules linked in: vxlan
| [  131.622942][   T12] Tainted: [W]=WARN
[  131.623222][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.623617][   T12] Workqueue: netns cleanup_net
[  131.623948][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.624348][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.625163][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  131.625569][   T12] RAX: 00000000ffffffa6 RBX: ff11000010c57700 RCX: 1ff4000000018eed
[  131.625983][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010c577bc
[  131.626420][   T12] RBP: ff11000008ac9000 R08: 1fe220000218aef9 R09: ff11000001aed1d0
[  131.626841][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  131.627253][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  131.627707][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  131.628155][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.628556][   T12] CR2: 000055669eb10d5c CR3: 000000000d14d005 CR4: 0000000000771ef0
[  131.628976][   T12] PKRU: 55555554
[  131.629249][   T12] Call Trace:
[  131.629545][   T12]  <TASK>
[  131.629849][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  131.630507][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.630989][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  131.631416][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  131.631687][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.631924][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  131.632149][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  131.632419][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.632659][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.632905][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.633145][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.633409][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.633659][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.633901][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.634143][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.634423][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.634666][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.634913][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.635162][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.635429][   T12]  kthread (kernel/kthread.c:436)
[  131.635628][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.635917][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.636148][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.636423][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.636715][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.636960][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.637200][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.640699][   T12] ------------[ cut here ]------------
| [  131.640833][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  131.641069][   T12] Modules linked in: vxlan
| [  131.641522][   T12] Tainted: [W]=WARN
[  131.641608][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.641750][   T12] Workqueue: netns cleanup_net
[  131.641870][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.642024][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.642539][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  131.642682][   T12] RAX: 00000000ffffffa6 RBX: ff1100001671b1c0 RCX: 1ff4000000018eed
[  131.642852][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001671b27c
[  131.643024][   T12] RBP: ff1100001bcb9000 R08: 1fe2200002ce3651 R09: ff11000001aed1d0
[  131.643260][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  131.643515][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  131.643694][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  131.643893][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.644040][   T12] CR2: 00007f0073579db0 CR3: 0000000015ffe004 CR4: 0000000000771ef0
[  131.644221][   T12] PKRU: 55555554
[  131.644310][   T12] Call Trace:
[  131.644501][   T12]  <TASK>
[  131.644566][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  131.644713][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.644856][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  131.644975][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  131.645091][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.645206][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  131.645393][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  131.645510][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.645627][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.645743][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.645857][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.645973][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.646090][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.646205][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.646404][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.646524][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.646637][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.646758][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.646878][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.646996][   T12]  kthread (kernel/kthread.c:436)
[  131.647083][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.647229][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.647423][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.647541][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.647690][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.647816][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.647937][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.650262][   T12] ------------[ cut here ]------------
| [  131.650407][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  131.650639][   T12] Modules linked in: vxlan
| [  131.651033][   T12] Tainted: [W]=WARN
[  131.651119][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.651265][   T12] Workqueue: netns cleanup_net
[  131.651402][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.651555][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.651967][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  131.652113][   T12] RAX: 00000000ffffffa6 RBX: ff110000141aa200 RCX: 1ff4000000018eed
[  131.652285][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000141aa2bc
[  131.652474][   T12] RBP: ff1100001af4c000 R08: 1fe2200002835459 R09: ff11000001aed1d0
[  131.652646][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  131.652824][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  131.653004][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  131.653206][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.653358][   T12] CR2: 000055669eb10d5c CR3: 00000000133bd001 CR4: 0000000000771ef0
[  131.653544][   T12] PKRU: 55555554
[  131.653632][   T12] Call Trace:
[  131.653717][   T12]  <TASK>
[  131.653778][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  131.653930][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.654076][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  131.654190][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  131.654307][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.654431][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  131.654548][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  131.654666][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.654779][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.654899][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.655020][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.655138][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.655256][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.655383][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.655499][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.655618][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.655733][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.655853][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.655974][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.656087][   T12]  kthread (kernel/kthread.c:436)
[  131.656176][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.656324][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.656445][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.656560][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.656702][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.656815][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.656930][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.659092][   T12] ------------[ cut here ]------------
| [  131.659208][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  131.659438][   T12] Modules linked in: vxlan
| [  131.659823][   T12] Tainted: [W]=WARN
[  131.659910][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.660061][   T12] Workqueue: netns cleanup_net
[  131.660181][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.660338][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.660764][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  131.660908][   T12] RAX: 00000000ffffffa6 RBX: ff110000141abc40 RCX: 1ff4000000018eed
[  131.661088][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000141abcfc
[  131.661260][   T12] RBP: ff1100001ad7c000 R08: 1fe22000028357a1 R09: ff11000001aed1d0
[  131.661448][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  131.661618][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  131.661791][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  131.661995][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.662144][   T12] CR2: 000055669eb10d5c CR3: 00000000133bd001 CR4: 0000000000771ef0
[  131.662327][   T12] PKRU: 55555554
[  131.662422][   T12] Call Trace:
[  131.662509][   T12]  <TASK>
[  131.662573][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  131.662726][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.662869][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  131.662984][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  131.663100][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.663214][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  131.663337][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  131.663458][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.663573][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.663695][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.663812][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.663925][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.664044][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.664158][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.664273][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.664404][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.664522][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.664641][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.664760][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.664876][   T12]  kthread (kernel/kthread.c:436)
[  131.664965][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.665108][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.665222][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.665344][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.665495][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.665610][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.665725][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.667783][   T12] ------------[ cut here ]------------
| [  131.667902][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  131.668131][   T12] Modules linked in: vxlan
| [  131.668530][   T12] Tainted: [W]=WARN
[  131.668619][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.668767][   T12] Workqueue: netns cleanup_net
[  131.668891][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.669042][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.669471][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  131.669617][   T12] RAX: 00000000ffffffa6 RBX: ff11000010b90900 RCX: 1ff4000000018eed
[  131.669788][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010b909bc
[  131.669962][   T12] RBP: ff1100001ac91000 R08: 1fe2200002172139 R09: ff11000001aed1d0
[  131.670136][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  131.670307][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  131.670500][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  131.670703][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.670847][   T12] CR2: 000055669eb10d5c CR3: 000000000d14d006 CR4: 0000000000771ef0
[  131.671028][   T12] PKRU: 55555554
[  131.671115][   T12] Call Trace:
[  131.671205][   T12]  <TASK>
[  131.671265][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  131.671423][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.671569][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  131.671687][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  131.671877][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.672000][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  131.672117][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  131.672236][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.672357][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.672482][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.672598][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.672713][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.672833][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.672952][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.673068][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.673188][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.673455][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.673577][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.673696][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.673811][   T12]  kthread (kernel/kthread.c:436)
[  131.673899][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.674047][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.674163][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.674279][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.674499][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.674616][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.674734][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.690156][   T12] ------------[ cut here ]------------
| [  131.690285][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  131.690528][   T12] Modules linked in: vxlan
| [  131.690905][   T12] Tainted: [W]=WARN
[  131.690995][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.691138][   T12] Workqueue: netns cleanup_net
[  131.691265][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.691429][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.691845][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  131.691991][   T12] RAX: 00000000ffffffa6 RBX: ff11000010b91a80 RCX: 1ff4000000018eed
[  131.692160][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010b91b3c
[  131.692340][   T12] RBP: ff11000017499000 R08: 1fe2200002172369 R09: ff11000001aed1d0
[  131.692515][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  131.692691][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  131.692863][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  131.693067][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.693258][   T12] CR2: 000055669eb10d5c CR3: 0000000012f44005 CR4: 0000000000771ef0
[  131.693472][   T12] PKRU: 55555554
[  131.693558][   T12] Call Trace:
[  131.693642][   T12]  <TASK>
[  131.693702][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  131.693847][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.693994][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  131.694107][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  131.694223][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.694409][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  131.694528][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  131.694642][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.694755][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.694919][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.695034][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.695147][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.695263][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.695425][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.695541][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.695657][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.695769][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.695885][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.696005][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.696118][   T12]  kthread (kernel/kthread.c:436)
[  131.696209][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.696392][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.696506][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.696619][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.696760][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.696876][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.696997][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.707253][   T12] ------------[ cut here ]------------
| [  131.708027][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  131.708255][   T12] Modules linked in: vxlan
| [  131.708639][   T12] Tainted: [W]=WARN
[  131.708724][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.708864][   T12] Workqueue: netns cleanup_net
[  131.708984][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.709135][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.709557][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  131.709701][   T12] RAX: 00000000ffffffa6 RBX: ff110000129c8c80 RCX: 1ff4000000018eed
[  131.709869][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000129c8d3c
[  131.710043][   T12] RBP: ff1100001c422000 R08: 1fe22000025391a9 R09: ff11000001aed1d0
[  131.710210][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  131.710388][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  131.710564][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  131.710762][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.710906][   T12] CR2: 000055669eb10d5c CR3: 0000000012f44005 CR4: 0000000000771ef0
[  131.711080][   T12] PKRU: 55555554
[  131.711166][   T12] Call Trace:
[  131.711249][   T12]  <TASK>
[  131.711310][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  131.711467][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.711610][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  131.711725][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  131.711838][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.711953][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  131.712070][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  131.712185][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.712297][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.712427][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.712544][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.712656][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.712772][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.712890][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.713008][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.713125][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.713240][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.713362][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.713486][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.713606][   T12]  kthread (kernel/kthread.c:436)
[  131.713694][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.713836][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.713953][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.714067][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.714208][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.714328][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.714445][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.716705][   T12] ------------[ cut here ]------------
| [  131.716822][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  131.717050][   T12] Modules linked in: vxlan
| [  131.717501][   T12] Tainted: [W]=WARN
[  131.717587][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.717737][   T12] Workqueue: netns cleanup_net
[  131.717857][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.718011][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.718434][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  131.718579][   T12] RAX: 00000000ffffffa6 RBX: ff11000005a14e40 RCX: 1ff4000000018eed
[  131.718747][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005a14efc
[  131.718918][   T12] RBP: ff1100001c53a000 R08: 1fe2200000b429e1 R09: ff11000001aed1d0
[  131.719088][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  131.719258][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  131.719441][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  131.719639][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.719780][   T12] CR2: 000055669eb10d5c CR3: 0000000012f44005 CR4: 0000000000771ef0
[  131.719951][   T12] PKRU: 55555554
[  131.720036][   T12] Call Trace:
[  131.720122][   T12]  <TASK>
[  131.720182][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  131.720331][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.720478][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  131.720594][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  131.720709][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.720822][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  131.720938][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  131.721056][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.721168][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.721284][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.721408][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.721520][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.721635][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.721748][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.721862][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.721983][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.722095][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.722214][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.722336][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.722453][   T12]  kthread (kernel/kthread.c:436)
[  131.722540][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.722682][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.722795][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.722910][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.723057][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.723172][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.723283][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.740885][   T12] ------------[ cut here ]------------
| [  131.741017][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  131.741241][   T12] Modules linked in: vxlan
| [  131.741714][   T12] Tainted: [W]=WARN
[  131.741805][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.741950][   T12] Workqueue: netns cleanup_net
[  131.742067][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.742218][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.742631][   T12] RSP: 0018:ffa00000000c7938 EFLAGS: 00010286
[  131.742773][   T12] RAX: 00000000ffffffa6 RBX: ff11000005a14ac0 RCX: 1ff4000000018eed
[  131.742943][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005a14b7c
[  131.743119][   T12] RBP: ff1100001c29a000 R08: 1fe2200000b42971 R09: ff11000001aed1d0
[  131.743288][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  131.743472][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  131.743642][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  131.743849][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.743995][   T12] CR2: 000055669eb10d5c CR3: 0000000012f44005 CR4: 0000000000771ef0
[  131.744165][   T12] PKRU: 55555554
[  131.744249][   T12] Call Trace:
[  131.744340][   T12]  <TASK>
[  131.744409][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  131.744554][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.744696][   T12]  ? queue_rcu_work (./include/linux/rcupdate.h:125 kernel/workqueue.c:2686)
[  131.744809][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[  131.744924][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.745041][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[  131.745157][   T12]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[  131.745272][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.745396][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.745512][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.745626][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.745740][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.745859][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.745974][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.746089][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.746210][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.746330][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.746455][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.746582][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.746695][   T12]  kthread (kernel/kthread.c:436)
[  131.746780][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.746919][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.747036][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.747150][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.747293][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.747414][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.747528][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.771417][   T12] ------------[ cut here ]------------
| [  131.771562][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  131.771810][   T12] Modules linked in: vxlan
| [  131.772213][   T12] Tainted: [W]=WARN
[  131.772305][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.772522][   T12] Workqueue: netns cleanup_net
[  131.772651][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.772808][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.773247][   T12] RSP: 0018:ffa00000000c7780 EFLAGS: 00010286
[  131.773436][   T12] RAX: 00000000ffffffa6 RBX: ff11000005a151c0 RCX: 1ff4000000018eb6
[  131.773618][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005a1527c
[  131.773803][   T12] RBP: ff1100001c2e1000 R08: 1fe2200000b42a51 R09: ff11000001aed1d0
[  131.773984][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  131.774195][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  131.774394][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  131.774610][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.774764][   T12] CR2: 000055669eb10d5c CR3: 000000000d14d004 CR4: 0000000000771ef0
[  131.774951][   T12] PKRU: 55555554
[  131.775046][   T12] Call Trace:
[  131.775135][   T12]  <TASK>
[  131.775199][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.775328][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  131.775466][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  131.775591][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[  131.775714][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[  131.775866][   T12]  ? default_device_exit_batch (net/core/dev.c:13075)
[  131.775993][   T12]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[  131.776121][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[  131.776244][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[  131.776413][   T12]  unregister_vlan_dev (net/8021q/vlan.c:112)
[  131.776539][   T12]  default_device_exit_batch (net/core/dev.c:13084)
[  131.776663][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  131.776785][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  131.776909][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  131.777040][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  131.777164][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.777287][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.777423][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.777548][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.777670][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.777795][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.777918][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.778043][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.778178][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.778302][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.778441][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.778572][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.778694][   T12]  kthread (kernel/kthread.c:436)
[  131.778786][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.778937][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.779063][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.779187][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.779345][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.779475][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.779598][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.781245][   T12] ------------[ cut here ]------------
| [  131.781381][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  131.781645][   T12] Modules linked in: vxlan
| [  131.782051][   T12] Tainted: [W]=WARN
[  131.782141][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.782292][   T12] Workqueue: netns cleanup_net
[  131.783011][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.783176][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.783690][   T12] RSP: 0018:ffa00000000c7780 EFLAGS: 00010286
[  131.783842][   T12] RAX: 00000000ffffffa6 RBX: ff11000005a14580 RCX: 1ff4000000018eb6
[  131.784033][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005a1463c
[  131.784213][   T12] RBP: ff1100001c2e1000 R08: 1fe2200000b428c9 R09: ff11000001aed1d0
[  131.784475][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  131.784665][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  131.784846][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  131.785064][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.785216][   T12] CR2: 000055669eb10d5c CR3: 000000000d14d004 CR4: 0000000000771ef0
[  131.785460][   T12] PKRU: 55555554
[  131.785553][   T12] Call Trace:
[  131.785645][   T12]  <TASK>
[  131.785709][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.785831][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  131.785957][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  131.786082][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[  131.786205][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[  131.786442][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  131.786568][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[  131.786692][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[  131.786845][   T12]  unregister_vlan_dev (net/8021q/vlan.c:112)
[  131.786971][   T12]  ? vlan_vid_del (net/8021q/vlan_core.c:367 net/8021q/vlan_core.c:387)
[  131.787095][   T12]  default_device_exit_batch (net/core/dev.c:13084)
[  131.787221][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  131.787413][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  131.787541][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  131.787664][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  131.787788][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.787911][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.788039][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.788279][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.788507][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.788637][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.788762][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.788890][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.789024][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.789147][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.789272][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.789458][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.789578][   T12]  kthread (kernel/kthread.c:436)
[  131.789673][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.789824][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.789950][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.790074][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.790227][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.790408][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.790528][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.792185][   T12] ------------[ cut here ]------------
| [  131.792465][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  131.792919][   T12] Modules linked in: vxlan
| [  131.793726][   T12] Tainted: [W]=WARN
[  131.793932][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.794237][   T12] Workqueue: netns cleanup_net
[  131.794532][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.794851][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.795651][   T12] RSP: 0018:ffa00000000c7780 EFLAGS: 00010286
[  131.795963][   T12] RAX: 00000000ffffffa6 RBX: ff11000005a143c0 RCX: 1ff4000000018eb6
[  131.796336][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005a1447c
[  131.796708][   T12] RBP: ff1100001c2e1000 R08: 1fe2200000b42891 R09: ff11000001aed1d0
[  131.797064][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  131.797449][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[  131.797809][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  131.798215][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.798554][   T12] CR2: 00007f13b73ba2a0 CR3: 000000000d14d005 CR4: 0000000000771ef0
[  131.798916][   T12] PKRU: 55555554
[  131.799119][   T12] Call Trace:
[  131.799343][   T12]  <TASK>
[  131.799511][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.799769][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  131.800022][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  131.800287][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[  131.800574][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[  131.800889][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  131.801151][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[  131.801440][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[  131.801752][   T12]  unregister_vlan_dev (net/8021q/vlan.c:112)
[  131.802011][   T12]  ? vlan_vid_del (net/8021q/vlan_core.c:367 net/8021q/vlan_core.c:387)
[  131.802283][   T12]  default_device_exit_batch (net/core/dev.c:13084)
[  131.802575][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  131.802834][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  131.803090][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  131.803379][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  131.803644][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.803900][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.804146][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.804434][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.804692][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.804963][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.805224][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.805510][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.805778][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.806038][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.806306][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.806596][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.806854][   T12]  kthread (kernel/kthread.c:436)
[  131.807061][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.807395][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.807659][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.807918][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.808208][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.808493][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.808758][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.811687][   T12] ------------[ cut here ]------------
| [  131.811936][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  131.812407][   T12] Modules linked in: vxlan
| [  131.813217][   T12] Tainted: [W]=WARN
[  131.813470][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.813799][   T12] Workqueue: netns cleanup_net
[  131.814064][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.814407][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.815189][   T12] RSP: 0018:ffa00000000c7780 EFLAGS: 00010286
[  131.815530][   T12] RAX: 00000000ffffffa6 RBX: ff11000005a14900 RCX: 1ff4000000018eb6
[  131.815892][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000005a149bc
[  131.816235][   T12] RBP: ff1100001c291000 R08: 1fe2200000b42939 R09: ff11000001aed1d0
[  131.816622][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  131.816977][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[  131.817357][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  131.817776][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.818085][   T12] CR2: 00007f13b73ba2a0 CR3: 000000000d14d005 CR4: 0000000000771ef0
[  131.818476][   T12] PKRU: 55555554
[  131.818686][   T12] Call Trace:
[  131.818894][   T12]  <TASK>
[  131.819053][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.819330][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  131.819602][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  131.819871][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[  131.820115][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[  131.820465][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[  131.820731][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[  131.821044][   T12]  unregister_vlan_dev (net/8021q/vlan.c:112)
[  131.821309][   T12]  default_device_exit_batch (net/core/dev.c:13084)
[  131.821603][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  131.821864][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  131.822122][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  131.822412][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  131.822676][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.822931][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.823192][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.823480][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.823737][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.824000][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.824258][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.824546][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.824815][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.825059][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.825344][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.825632][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.825890][   T12]  kthread (kernel/kthread.c:436)
[  131.826098][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.826432][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.826693][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.826952][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.827259][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.827541][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.827799][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.830673][   T12] ------------[ cut here ]------------
| [  131.830921][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  131.831396][   T12] Modules linked in: vxlan
| [  131.832164][   T12] Tainted: [W]=WARN
[  131.833426][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.833835][   T12] Workqueue: netns cleanup_net
[  131.834196][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.834642][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.835534][   T12] RSP: 0018:ffa00000000c7780 EFLAGS: 00010286
[  131.835937][   T12] RAX: 00000000ffffffa6 RBX: ff11000010a57380 RCX: 1ff4000000018eb6
[  131.836408][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010a5743c
[  131.836856][   T12] RBP: ff1100001c291000 R08: 1fe220000214ae89 R09: ff11000001aed1d0
[  131.837302][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  131.837771][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[  131.838222][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  131.838746][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.839125][   T12] CR2: 00007f13b73ba2a0 CR3: 000000000d14d005 CR4: 0000000000771ef0
[  131.839606][   T12] PKRU: 55555554
[  131.839901][   T12] Call Trace:
[  131.840195][   T12]  <TASK>
[  131.840476][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.840828][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  131.841177][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  131.841558][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[  131.842025][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[  131.842450][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  131.842739][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[  131.842992][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[  131.843285][   T12]  unregister_vlan_dev (net/8021q/vlan.c:112)
[  131.843579][   T12]  ? vlan_vid_del (net/8021q/vlan_core.c:367 net/8021q/vlan_core.c:387)
[  131.843842][   T12]  default_device_exit_batch (net/core/dev.c:13084)
[  131.844102][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  131.844384][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  131.844644][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  131.844935][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  131.845196][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.845477][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.845748][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.846009][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.846266][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.846549][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.846811][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.847060][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.847344][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.847619][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.847885][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.848153][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.848440][   T12]  kthread (kernel/kthread.c:436)
[  131.848651][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.848959][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.849218][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.849508][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.849824][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.850082][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.850359][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.853288][   T12] ------------[ cut here ]------------
| [  131.853572][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  131.854020][   T12] Modules linked in: vxlan
| [  131.855205][   T12] Tainted: [W]=WARN
[  131.855532][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.855937][   T12] Workqueue: netns cleanup_net
[  131.856283][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.856731][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.857645][   T12] RSP: 0018:ffa00000000c7780 EFLAGS: 00010286
[  131.858051][   T12] RAX: 00000000ffffffa6 RBX: ff11000010a57a80 RCX: 1ff4000000018eb6
[  131.858530][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010a57b3c
[  131.858986][   T12] RBP: ff1100001aa04000 R08: 1fe220000214af69 R09: ff11000001aed1d0
[  131.859466][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  131.859920][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[  131.860379][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  131.860897][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.861303][   T12] CR2: 00007f13b73ba2a0 CR3: 000000000d14d005 CR4: 0000000000771ef0
[  131.861787][   T12] PKRU: 55555554
[  131.862086][   T12] Call Trace:
[  131.862407][   T12]  <TASK>
[  131.862661][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.863018][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  131.863395][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  131.863786][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[  131.864122][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[  131.864558][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[  131.864912][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[  131.865343][   T12]  unregister_vlan_dev (net/8021q/vlan.c:112)
[  131.865769][   T12]  default_device_exit_batch (net/core/dev.c:13084)
[  131.866084][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  131.866364][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  131.866640][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  131.866904][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  131.867168][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.867462][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.867734][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.867998][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.868253][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.868547][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.868812][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.869076][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.869367][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.869654][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.869932][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.870207][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.870495][   T12]  kthread (kernel/kthread.c:436)
[  131.870710][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.871023][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.871290][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.871589][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.871910][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.872158][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.872446][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.875434][   T12] ------------[ cut here ]------------
| [  131.875686][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  131.876123][   T12] Modules linked in: vxlan
| [  131.877953][   T12] Tainted: [W]=WARN
[  131.878257][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.878694][   T12] Workqueue: netns cleanup_net
[  131.879066][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.879521][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.880448][   T12] RSP: 0018:ffa00000000c7780 EFLAGS: 00010286
[  131.880862][   T12] RAX: 00000000ffffffa6 RBX: ff11000010a57700 RCX: 1ff4000000018eb6
[  131.881300][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010a577bc
[  131.881786][   T12] RBP: ff1100001aa04000 R08: 1fe220000214aef9 R09: ff11000001aed1d0
[  131.882275][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  131.882758][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[  131.883217][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  131.883758][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.884164][   T12] CR2: 00007f13b73ba2a0 CR3: 000000000d14d005 CR4: 0000000000771ef0
[  131.884656][   T12] PKRU: 55555554
[  131.884953][   T12] Call Trace:
[  131.885240][   T12]  <TASK>
[  131.885524][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.885883][   T12]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[  131.886245][   T12]  notifier_call_chain (kernel/notifier.c:85)
[  131.886697][   T12]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[  131.886961][   T12]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[  131.887285][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  131.887585][   T12]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[  131.887853][   T12]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[  131.888174][   T12]  unregister_vlan_dev (net/8021q/vlan.c:112)
[  131.888472][   T12]  ? vlan_vid_del (net/8021q/vlan_core.c:367 net/8021q/vlan_core.c:387)
[  131.888743][   T12]  default_device_exit_batch (net/core/dev.c:13084)
[  131.889013][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  131.889278][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  131.889574][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  131.889844][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  131.890094][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.890382][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.890653][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.890917][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.891174][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.891466][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.891734][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.892000][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.892270][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.892562][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.892838][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.893107][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.893392][   T12]  kthread (kernel/kthread.c:436)
[  131.893605][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.893923][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.894170][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.894462][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.894784][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.895046][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.895330][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.898762][   T12] ------------[ cut here ]------------
| [  131.899047][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  131.900284][   T12] Modules linked in: vxlan
| [  131.901265][   T12] Tainted: [W]=WARN
[  131.901588][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.901977][   T12] Workqueue: netns cleanup_net
[  131.902342][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.902764][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.903658][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[  131.904056][   T12] RAX: 00000000ffffffa6 RBX: ff11000010a57c40 RCX: 1ff4000000018eaf
[  131.904529][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010a57cfc
[  131.905010][   T12] RBP: ff1100001c5f9000 R08: 1fe220000214afa1 R09: ff11000001aed1d0
[  131.905481][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[  131.905932][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011c2c000
[  131.906400][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  131.906903][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.907300][   T12] CR2: 00007f13b73ba2a0 CR3: 000000000d14d005 CR4: 0000000000771ef0
[  131.907788][   T12] PKRU: 55555554
[  131.908076][   T12] Call Trace:
[  131.908395][   T12]  <TASK>
[  131.908646][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  131.908998][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  131.909343][   T12]  netif_close_many (net/core/dev.c:1804)
[  131.909618][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  131.909877][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  131.910203][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  131.910545][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  131.910813][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.911129][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  131.911415][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.911678][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  131.911945][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  131.912206][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  131.912492][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  131.912758][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  131.913021][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  131.913285][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.913603][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.913902][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.914201][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.914485][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.914752][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.915008][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.915266][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.915565][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.915829][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.916097][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.916396][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.916660][   T12]  kthread (kernel/kthread.c:436)
[  131.916870][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.917174][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.917461][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.917725][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.918032][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.918296][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.918585][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.923649][   T12] ------------[ cut here ]------------
| [  131.923793][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  131.924048][   T12] Modules linked in: vxlan
| [  131.924481][   T12] Tainted: [W]=WARN
[  131.924578][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.924737][   T12] Workqueue: netns cleanup_net
[  131.924868][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.925043][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.925516][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[  131.925680][   T12] RAX: 00000000ffffffa6 RBX: ff11000013758200 RCX: 1ff4000000018eaf
[  131.925866][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137582bc
[  131.926064][   T12] RBP: ff11000011c2c000 R08: 1fe22000026eb059 R09: ff11000001aed1d0
[  131.926248][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[  131.926455][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001b3d4000
[  131.926647][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  131.926868][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.927029][   T12] CR2: 00007fb483566680 CR3: 000000000d14d002 CR4: 0000000000771ef0
[  131.927217][   T12] PKRU: 55555554
[  131.927312][   T12] Call Trace:
[  131.927415][   T12]  <TASK>
[  131.927482][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  131.927614][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[  131.927740][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  131.927837][   T12]  netif_close_many (net/core/dev.c:1804)
[  131.927966][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  131.928094][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  131.928250][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  131.928477][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  131.928605][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.928760][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  131.928887][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.929015][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  131.929143][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  131.929273][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  131.929485][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  131.929613][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  131.929797][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  131.929924][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.930051][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.930181][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.930308][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.930496][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.930623][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.930747][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.930875][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.931008][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.931133][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.931261][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.931446][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.931571][   T12]  kthread (kernel/kthread.c:436)
[  131.931665][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.931824][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.931952][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.932078][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.932236][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.932419][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.932545][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.943438][   T12] ------------[ cut here ]------------
| [  131.943574][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  131.943826][   T12] Modules linked in: vxlan
| [  131.944248][   T12] Tainted: [W]=WARN
[  131.944351][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.944512][   T12] Workqueue: netns cleanup_net
[  131.944642][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.944804][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.945257][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[  131.945425][   T12] RAX: 00000000ffffffa6 RBX: ff11000012a60c80 RCX: 1ff4000000018eaf
[  131.945620][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012a60d3c
[  131.945811][   T12] RBP: ff1100001b3d4000 R08: 1fe220000254c1a9 R09: ff11000001aed1d0
[  131.946002][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[  131.946190][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001c2e1000
[  131.946388][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  131.946609][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.946766][   T12] CR2: 00007fb483566680 CR3: 000000000d14d002 CR4: 0000000000771ef0
[  131.946958][   T12] PKRU: 55555554
[  131.947050][   T12] Call Trace:
[  131.947145][   T12]  <TASK>
[  131.947212][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  131.947344][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[  131.947475][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  131.947577][   T12]  netif_close_many (net/core/dev.c:1804)
[  131.947706][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  131.947831][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  131.947991][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  131.948147][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  131.948272][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.948440][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  131.948565][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.948694][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  131.948827][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  131.948955][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  131.949085][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  131.949214][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  131.949350][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  131.949490][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.949615][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.949748][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.949874][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.950000][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.950128][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.950257][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.950392][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.950521][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.950647][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.950777][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.950910][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.951038][   T12]  kthread (kernel/kthread.c:436)
[  131.951133][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.951292][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.951431][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.951559][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.951715][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.951844][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.951983][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.961844][   T12] ------------[ cut here ]------------
| [  131.961978][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  131.962223][   T12] Modules linked in: vxlan
| [  131.962649][   T12] Tainted: [W]=WARN
[  131.962743][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.962898][   T12] Workqueue: netns cleanup_net
[  131.963032][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.963194][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.963741][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[  131.963897][   T12] RAX: 00000000ffffffa6 RBX: ff11000013640040 RCX: 1ff4000000018eaf
[  131.964086][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000136400fc
[  131.964276][   T12] RBP: ff1100001c2e1000 R08: 1fe22000026c8021 R09: ff11000001aed1d0
[  131.964480][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[  131.964664][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012989000
[  131.964854][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  131.965073][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.965231][   T12] CR2: 00007fb483566680 CR3: 000000000d14d002 CR4: 0000000000771ef0
[  131.965437][   T12] PKRU: 55555554
[  131.965535][   T12] Call Trace:
[  131.965627][   T12]  <TASK>
[  131.965691][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  131.965815][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[  131.965938][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  131.966038][   T12]  netif_close_many (net/core/dev.c:1804)
[  131.966163][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  131.966292][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  131.966457][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  131.966611][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  131.966738][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.966889][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  131.967013][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.967137][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  131.967261][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  131.967396][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  131.967519][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  131.967642][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  131.967767][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  131.967892][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.968017][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.968142][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.968266][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.968399][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.968523][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.968646][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.968769][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.968894][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.969022][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.969150][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.969276][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.969410][   T12]  kthread (kernel/kthread.c:436)
[  131.969503][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.969655][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.969777][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.969903][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.970064][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.970187][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.970312][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.972321][   T12] ------------[ cut here ]------------
| [  131.972449][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  131.972691][   T12] Modules linked in: vxlan
| [  131.973098][   T12] Tainted: [W]=WARN
[  131.973194][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.973354][   T12] Workqueue: netns cleanup_net
[  131.973487][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.973645][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.974084][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[  131.974238][   T12] RAX: 00000000ffffffa6 RBX: ff11000012b0aac0 RCX: 1ff4000000018eaf
[  131.974432][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0ab7c
[  131.974617][   T12] RBP: ff11000012989000 R08: 1fe2200002561571 R09: ff11000001aed1d0
[  131.974800][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[  131.974983][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000016f04000
[  131.975167][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  131.975396][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.975551][   T12] CR2: 00007fb483566680 CR3: 000000000d14d002 CR4: 0000000000771ef0
[  131.975734][   T12] PKRU: 55555554
[  131.975826][   T12] Call Trace:
[  131.975917][   T12]  <TASK>
[  131.975984][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  131.976105][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[  131.976227][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  131.976327][   T12]  netif_close_many (net/core/dev.c:1804)
[  131.976456][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  131.976584][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  131.976743][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  131.976897][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  131.977023][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.977178][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  131.977299][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.977436][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  131.977562][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  131.977685][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  131.977807][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  131.977930][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  131.978056][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  131.978180][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.978302][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.978438][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.978560][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.978680][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.978804][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.978924][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.979049][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.979175][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.979299][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.979440][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.979568][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.979689][   T12]  kthread (kernel/kthread.c:436)
[  131.979780][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.979930][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.980056][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.980179][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.980337][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.980466][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.980589][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.982222][   T12] ------------[ cut here ]------------
| [  131.982345][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  131.982590][   T12] Modules linked in: vxlan
| [  131.982988][   T12] Tainted: [W]=WARN
[  131.983081][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.983234][   T12] Workqueue: netns cleanup_net
[  131.983365][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.983527][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.983969][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[  131.984122][   T12] RAX: 00000000ffffffa6 RBX: ff11000012b0a580 RCX: 1ff4000000018eaf
[  131.984309][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0a63c
[  131.984499][   T12] RBP: ff11000016f04000 R08: 1fe22000025614c9 R09: ff11000001aed1d0
[  131.984684][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[  131.984870][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000016f79000
[  131.985057][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  131.985270][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.985439][   T12] CR2: 00007fb483566680 CR3: 000000000d14d002 CR4: 0000000000771ef0
[  131.985622][   T12] PKRU: 55555554
[  131.985712][   T12] Call Trace:
[  131.985801][   T12]  <TASK>
[  131.985864][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  131.985993][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[  131.986115][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  131.986209][   T12]  netif_close_many (net/core/dev.c:1804)
[  131.986342][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  131.986470][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  131.986624][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  131.986781][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  131.986906][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.987058][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  131.987180][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.987301][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  131.987436][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  131.987558][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  131.987685][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  131.987806][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  131.987930][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  131.988055][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  131.988177][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  131.988301][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  131.988434][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  131.988553][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  131.988675][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  131.988797][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  131.988918][   T12]  process_one_work (kernel/workqueue.c:3314)
[  131.989045][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  131.989167][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  131.989295][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  131.989442][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  131.989569][   T12]  kthread (kernel/kthread.c:436)
[  131.989665][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.989816][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.989938][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  131.990064][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  131.990216][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  131.990342][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  131.990470][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  131.993803][   T12] ------------[ cut here ]------------
| [  131.993929][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  131.994175][   T12] Modules linked in: vxlan
| [  131.994586][   T12] Tainted: [W]=WARN
[  131.994683][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.994834][   T12] Workqueue: netns cleanup_net
[  131.994962][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  131.995119][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  131.995571][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[  131.995723][   T12] RAX: 00000000ffffffa6 RBX: ff11000012b0a740 RCX: 1ff4000000018eaf
[  131.995902][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000012b0a7fc
[  131.996086][   T12] RBP: ff11000016f79000 R08: 1fe2200002561501 R09: ff11000001aed1d0
[  131.996268][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[  131.996459][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001c7b1000
[  131.996639][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  131.996850][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  131.997005][   T12] CR2: 00007fb483566680 CR3: 000000000d14d002 CR4: 0000000000771ef0
[  131.997188][   T12] PKRU: 55555554
[  131.997277][   T12] Call Trace:
[  131.997519][   T12]  <TASK>
[  131.997582][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  131.997702][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[  131.997822][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  131.997915][   T12]  netif_close_many (net/core/dev.c:1804)
[  131.998040][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  131.998163][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  131.998408][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  131.998626][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  131.998752][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  131.998901][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  131.999025][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  131.999145][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  131.999272][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  131.999450][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  131.999571][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  131.999692][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  131.999818][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  131.999947][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  132.000071][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  132.000197][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  132.000374][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  132.000493][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  132.000615][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  132.000734][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.000857][   T12]  process_one_work (kernel/workqueue.c:3314)
[  132.000986][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  132.001107][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  132.001234][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  132.001416][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  132.001538][   T12]  kthread (kernel/kthread.c:436)
[  132.001632][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  132.001785][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.001908][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  132.002038][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  132.002195][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  132.002364][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.002492][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  132.006036][   T12] ------------[ cut here ]------------
| [  132.006174][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  132.006483][   T12] Modules linked in: vxlan
| [  132.006884][   T12] Tainted: [W]=WARN
[  132.006981][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.007131][   T12] Workqueue: netns cleanup_net
[  132.007257][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  132.007426][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  132.007853][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[  132.008009][   T12] RAX: 00000000ffffffa6 RBX: ff1100001345f380 RCX: 1ff4000000018eaf
[  132.008189][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001345f43c
[  132.008381][   T12] RBP: ff1100001c7b1000 R08: 1fe220000268be89 R09: ff11000001aed1d0
[  132.008560][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[  132.008742][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001c291000
[  132.008923][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  132.009139][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.009290][   T12] CR2: 000055b7ec06d2b8 CR3: 0000000019e36004 CR4: 0000000000771ef0
[  132.009490][   T12] PKRU: 55555554
[  132.009581][   T12] Call Trace:
[  132.009670][   T12]  <TASK>
[  132.009733][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  132.009855][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[  132.009979][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  132.010071][   T12]  netif_close_many (net/core/dev.c:1804)
[  132.010193][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  132.010321][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  132.010482][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  132.010638][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  132.010762][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  132.010911][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  132.011035][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  132.011161][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  132.011287][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  132.011421][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  132.011542][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  132.011661][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  132.011785][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  132.011908][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  132.012037][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  132.012160][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  132.012284][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  132.012415][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  132.012536][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  132.012656][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.012777][   T12]  process_one_work (kernel/workqueue.c:3314)
[  132.012905][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  132.013028][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  132.013155][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  132.013285][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  132.013415][   T12]  kthread (kernel/kthread.c:436)
[  132.013510][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  132.013668][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.013793][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  132.013916][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  132.014069][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  132.014190][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.014312][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  132.016310][   T12] ------------[ cut here ]------------
| [  132.016442][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  132.016679][   T12] Modules linked in: vxlan
| [  132.017073][   T12] Tainted: [W]=WARN
[  132.017168][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.017329][   T12] Workqueue: netns cleanup_net
[  132.017462][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  132.017620][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  132.018050][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[  132.018203][   T12] RAX: 00000000ffffffa6 RBX: ff1100001671b700 RCX: 1ff4000000018eaf
[  132.018397][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001671b7bc
[  132.018578][   T12] RBP: ff1100001c291000 R08: 1fe2200002ce36f9 R09: ff11000001aed1d0
[  132.018757][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[  132.018946][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000016cb4000
[  132.019131][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  132.019348][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.019506][   T12] CR2: 000055b7ec06d2b8 CR3: 0000000019e36004 CR4: 0000000000771ef0
[  132.019688][   T12] PKRU: 55555554
[  132.019777][   T12] Call Trace:
[  132.019868][   T12]  <TASK>
[  132.019930][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  132.020055][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[  132.020181][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  132.020273][   T12]  netif_close_many (net/core/dev.c:1804)
[  132.020406][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  132.020527][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  132.020684][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  132.020834][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  132.020960][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  132.021108][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  132.021232][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  132.021377][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  132.021503][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  132.021626][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  132.021745][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  132.021866][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  132.021990][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  132.022112][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  132.022231][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  132.022359][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  132.022485][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  132.022604][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  132.022725][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  132.022845][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.022968][   T12]  process_one_work (kernel/workqueue.c:3314)
[  132.023091][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  132.023209][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  132.023344][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  132.023474][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  132.023593][   T12]  kthread (kernel/kthread.c:436)
[  132.023683][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  132.023835][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.023958][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  132.024084][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  132.024238][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  132.024367][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.024494][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  132.026444][   T12] ------------[ cut here ]------------
| [  132.026566][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  132.026801][   T12] Modules linked in: vxlan
| [  132.027193][   T12] Tainted: [W]=WARN
[  132.027283][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.027444][   T12] Workqueue: netns cleanup_net
[  132.027569][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  132.027723][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  132.028153][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[  132.028305][   T12] RAX: 00000000ffffffa6 RBX: ff1100001472a580 RCX: 1ff4000000018eaf
[  132.028495][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001472a63c
[  132.028673][   T12] RBP: ff11000016cb4000 R08: 1fe22000028e54c9 R09: ff11000001aed1d0
[  132.028853][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[  132.029036][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001af49000
[  132.029217][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  132.029440][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.029594][   T12] CR2: 000055b7ec06d2b8 CR3: 0000000019e36004 CR4: 0000000000771ef0
[  132.029778][   T12] PKRU: 55555554
[  132.029867][   T12] Call Trace:
[  132.029959][   T12]  <TASK>
[  132.030023][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  132.030147][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[  132.030267][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  132.030365][   T12]  netif_close_many (net/core/dev.c:1804)
[  132.030498][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  132.030621][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  132.030775][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  132.030927][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  132.031051][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  132.031200][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  132.031325][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  132.031453][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  132.031581][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  132.031703][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  132.031824][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  132.031948][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  132.032070][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  132.032193][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  132.032321][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  132.032451][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  132.032574][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  132.032695][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  132.032817][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  132.032936][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.033061][   T12]  process_one_work (kernel/workqueue.c:3314)
[  132.033189][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  132.033310][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  132.033446][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  132.033572][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  132.033691][   T12]  kthread (kernel/kthread.c:436)
[  132.033782][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  132.033938][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.034060][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  132.034180][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  132.034339][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  132.034471][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.034592][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  132.036207][   T12] ------------[ cut here ]------------
| [  132.036332][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  132.036575][   T12] Modules linked in: vxlan
| [  132.036969][   T12] Tainted: [W]=WARN
[  132.037060][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.037213][   T12] Workqueue: netns cleanup_net
[  132.037343][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  132.037502][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  132.037934][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[  132.038097][   T12] RAX: 00000000ffffffa6 RBX: ff1100001472b700 RCX: 1ff4000000018eaf
[  132.038276][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001472b7bc
[  132.038467][   T12] RBP: ff1100001af49000 R08: 1fe22000028e56f9 R09: ff11000001aed1d0
[  132.038645][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[  132.038828][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001059c000
[  132.039011][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  132.039220][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.039387][   T12] CR2: 000055b7ec06d2b8 CR3: 0000000019e36004 CR4: 0000000000771ef0
[  132.039569][   T12] PKRU: 55555554
[  132.039659][   T12] Call Trace:
[  132.039747][   T12]  <TASK>
[  132.039809][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  132.039929][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[  132.040052][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  132.040144][   T12]  netif_close_many (net/core/dev.c:1804)
[  132.040267][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  132.040401][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  132.040554][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  132.040710][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  132.040830][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  132.040984][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  132.041102][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  132.041223][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  132.041351][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  132.041481][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  132.041600][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  132.041720][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  132.041841][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  132.041966][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  132.042091][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  132.042214][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  132.042344][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  132.042474][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  132.042596][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  132.042716][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.042841][   T12]  process_one_work (kernel/workqueue.c:3314)
[  132.042969][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  132.043089][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  132.043215][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  132.043346][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  132.043470][   T12]  kthread (kernel/kthread.c:436)
[  132.043560][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  132.043715][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.043835][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  132.043956][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  132.044111][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  132.044234][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.044358][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  132.046326][   T12] ------------[ cut here ]------------
| [  132.046450][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  132.046693][   T12] Modules linked in: vxlan
| [  132.047087][   T12] Tainted: [W]=WARN
[  132.047183][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.047343][   T12] Workqueue: netns cleanup_net
[  132.047471][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  132.047627][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  132.048055][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[  132.048209][   T12] RAX: 00000000ffffffa6 RBX: ff1100001abd4200 RCX: 1ff4000000018eaf
[  132.048399][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001abd42bc
[  132.048578][   T12] RBP: ff1100001059c000 R08: 1fe220000357a859 R09: ff11000001aed1d0
[  132.048755][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[  132.048932][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001aa04000
[  132.049118][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  132.049331][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.049486][   T12] CR2: 000055b7ec06d2b8 CR3: 0000000019e36004 CR4: 0000000000771ef0
[  132.049665][   T12] PKRU: 55555554
[  132.049758][   T12] Call Trace:
[  132.049848][   T12]  <TASK>
[  132.049911][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  132.050034][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[  132.050155][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  132.050251][   T12]  netif_close_many (net/core/dev.c:1804)
[  132.050384][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  132.050504][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  132.050652][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  132.050803][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  132.050927][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  132.051079][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  132.051200][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  132.051326][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  132.051458][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  132.051579][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  132.051700][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  132.051824][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  132.051949][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  132.052070][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  132.052189][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  132.052313][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  132.052443][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  132.052566][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  132.052689][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  132.052808][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.052933][   T12]  process_one_work (kernel/workqueue.c:3314)
[  132.053065][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  132.053184][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  132.053309][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  132.053446][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  132.053568][   T12]  kthread (kernel/kthread.c:436)
[  132.053662][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  132.053815][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.053942][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  132.054064][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  132.054216][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  132.054342][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.054468][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  132.056459][   T12] ------------[ cut here ]------------
| [  132.056577][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  132.056812][   T12] Modules linked in: vxlan
| [  132.057210][   T12] Tainted: [W]=WARN
[  132.057301][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.057463][   T12] Workqueue: netns cleanup_net
[  132.057589][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  132.057746][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  132.058178][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[  132.058332][   T12] RAX: 00000000ffffffa6 RBX: ff1100001abd5540 RCX: 1ff4000000018eaf
[  132.058522][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001abd55fc
[  132.058705][   T12] RBP: ff1100001aa04000 R08: 1fe220000357aac1 R09: ff11000001aed1d0
[  132.058884][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[  132.059066][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001b7fc000
[  132.059247][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  132.059472][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.059622][   T12] CR2: 000055b7ec06d2b8 CR3: 0000000019e36004 CR4: 0000000000771ef0
[  132.059803][   T12] PKRU: 55555554
[  132.059897][   T12] Call Trace:
[  132.059988][   T12]  <TASK>
[  132.060052][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  132.060173][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[  132.060292][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  132.060394][   T12]  netif_close_many (net/core/dev.c:1804)
[  132.060518][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  132.060639][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  132.060793][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  132.060952][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  132.061072][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  132.061226][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  132.061350][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  132.061476][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  132.061603][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  132.061725][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  132.061845][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  132.061970][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  132.062097][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  132.062220][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  132.062348][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  132.062474][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  132.062595][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  132.062716][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  132.062839][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  132.062963][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.063089][   T12]  process_one_work (kernel/workqueue.c:3314)
[  132.063213][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  132.063345][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  132.063475][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  132.063600][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  132.063720][   T12]  kthread (kernel/kthread.c:436)
[  132.063812][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  132.063965][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.064087][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  132.064216][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  132.064382][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  132.064503][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.064623][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  132.066568][   T12] ------------[ cut here ]------------
| [  132.066686][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  132.066921][   T12] Modules linked in: vxlan
| [  132.067323][   T12] Tainted: [W]=WARN
[  132.067418][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.067567][   T12] Workqueue: netns cleanup_net
[  132.067696][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  132.067854][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  132.068287][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[  132.068451][   T12] RAX: 00000000ffffffa6 RBX: ff11000013d88740 RCX: 1ff4000000018eaf
[  132.068633][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013d887fc
[  132.068813][   T12] RBP: ff1100001b7fc000 R08: 1fe22000027b1101 R09: ff11000001aed1d0
[  132.069002][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[  132.069182][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001bc0c000
[  132.069380][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  132.069590][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.069747][   T12] CR2: 000055b7ec06d2b8 CR3: 0000000019e36004 CR4: 0000000000771ef0
[  132.069932][   T12] PKRU: 55555554
[  132.070026][   T12] Call Trace:
[  132.070116][   T12]  <TASK>
[  132.070180][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  132.070301][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[  132.070434][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  132.070528][   T12]  netif_close_many (net/core/dev.c:1804)
[  132.070655][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  132.070782][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  132.070938][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  132.071093][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  132.071216][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  132.071380][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  132.071505][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  132.071626][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  132.071750][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  132.071873][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  132.071998][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  132.072126][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  132.072249][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  132.072386][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  132.072506][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  132.072632][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  132.072755][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  132.072876][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  132.073003][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  132.073127][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.073248][   T12]  process_one_work (kernel/workqueue.c:3314)
[  132.073383][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  132.073505][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  132.073632][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  132.073758][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  132.073879][   T12]  kthread (kernel/kthread.c:436)
[  132.073974][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  132.074128][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.074250][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  132.074382][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  132.074540][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  132.074662][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.074785][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  132.076432][   T12] ------------[ cut here ]------------
| [  132.076550][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  132.076785][   T12] Modules linked in: vxlan
| [  132.077190][   T12] Tainted: [W]=WARN
[  132.077282][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.078017][   T12] Workqueue: netns cleanup_net
[  132.078149][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  132.078309][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  132.078797][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[  132.078952][   T12] RAX: 00000000ffffffa6 RBX: ff11000013d88e40 RCX: 1ff4000000018eaf
[  132.079135][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013d88efc
[  132.079375][   T12] RBP: ff1100001bc0c000 R08: 1fe22000027b11e1 R09: ff11000001aed1d0
[  132.079604][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[  132.079785][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000001dd4000
[  132.079974][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  132.080221][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.080428][   T12] CR2: 000055b7ec06d2b8 CR3: 0000000019e36004 CR4: 0000000000771ef0
[  132.080612][   T12] PKRU: 55555554
[  132.080703][   T12] Call Trace:
[  132.080793][   T12]  <TASK>
[  132.080856][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  132.080982][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[  132.081104][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  132.081196][   T12]  netif_close_many (net/core/dev.c:1804)
[  132.081378][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  132.081502][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  132.081659][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  132.081813][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  132.081936][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  132.082097][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  132.082220][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  132.082399][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  132.082526][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  132.082649][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  132.082772][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  132.082899][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  132.083032][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  132.083157][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  132.083279][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  132.083459][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  132.083582][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  132.083704][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  132.083827][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  132.083952][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.084077][   T12]  process_one_work (kernel/workqueue.c:3314)
[  132.084204][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  132.084379][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  132.084508][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  132.084636][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  132.084758][   T12]  kthread (kernel/kthread.c:436)
[  132.084849][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  132.085006][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.085131][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  132.085254][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  132.085460][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  132.085588][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.085710][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  132.087649][   T12] ------------[ cut here ]------------
| [  132.087775][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  132.088019][   T12] Modules linked in: vxlan
| [  132.088445][   T12] Tainted: [W]=WARN
[  132.088541][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.088696][   T12] Workqueue: netns cleanup_net
[  132.088824][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  132.088986][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  132.089446][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[  132.089604][   T12] RAX: 00000000ffffffa6 RBX: ff11000013d89540 RCX: 1ff4000000018eaf
[  132.089793][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013d895fc
[  132.089983][   T12] RBP: ff11000001dd4000 R08: 1fe22000027b12c1 R09: ff11000001aed1d0
[  132.090169][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[  132.090359][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001c449000
[  132.090552][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  132.090773][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.090927][   T12] CR2: 00007fb483566680 CR3: 000000000d14d002 CR4: 0000000000771ef0
[  132.091122][   T12] PKRU: 55555554
[  132.091214][   T12] Call Trace:
[  132.091308][   T12]  <TASK>
[  132.091397][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  132.091531][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[  132.091654][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  132.091750][   T12]  netif_close_many (net/core/dev.c:1804)
[  132.091874][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  132.092001][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  132.092157][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  132.092321][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  132.092455][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  132.092609][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  132.092733][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  132.092858][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  132.092986][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  132.093111][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  132.093236][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  132.093378][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  132.093503][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  132.093630][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  132.093753][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  132.093879][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  132.094006][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  132.094128][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  132.094253][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  132.094393][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.094521][   T12]  process_one_work (kernel/workqueue.c:3314)
[  132.094648][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  132.094772][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  132.094900][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  132.095032][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  132.095156][   T12]  kthread (kernel/kthread.c:436)
[  132.095254][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  132.095430][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.095555][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  132.095679][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  132.095833][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  132.095959][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.096083][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  132.104046][   T12] ------------[ cut here ]------------
| [  132.104184][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  132.104442][   T12] Modules linked in: vxlan
| [  132.104852][   T12] Tainted: [W]=WARN
[  132.104950][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.105105][   T12] Workqueue: netns cleanup_net
[  132.105236][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  132.105414][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  132.105858][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[  132.106014][   T12] RAX: 00000000ffffffa6 RBX: ff11000013d89c40 RCX: 1ff4000000018eaf
[  132.106201][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013d89cfc
[  132.106393][   T12] RBP: ff1100001c449000 R08: 1fe22000027b13a1 R09: ff11000001aed1d0
[  132.106577][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[  132.106760][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001c664000
[  132.106949][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  132.107165][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.107329][   T12] CR2: 00007fb483566680 CR3: 000000000d14d002 CR4: 0000000000771ef0
[  132.107522][   T12] PKRU: 55555554
[  132.107614][   T12] Call Trace:
[  132.107705][   T12]  <TASK>
[  132.107769][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  132.107892][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[  132.108018][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  132.108120][   T12]  netif_close_many (net/core/dev.c:1804)
[  132.108249][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  132.108388][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  132.108546][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  132.108701][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  132.108831][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  132.108985][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  132.109108][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  132.109232][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  132.109363][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  132.109490][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  132.109613][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  132.109738][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  132.109863][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  132.109991][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  132.110118][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  132.110245][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  132.110380][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  132.110507][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  132.110631][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  132.110754][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.110879][   T12]  process_one_work (kernel/workqueue.c:3314)
[  132.111009][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  132.111132][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  132.111263][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  132.111405][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  132.111529][   T12]  kthread (kernel/kthread.c:436)
[  132.111622][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  132.111777][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.111900][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  132.112030][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  132.112184][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  132.112307][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.112443][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  132.114432][   T12] ------------[ cut here ]------------
| [  132.114554][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  132.114798][   T12] Modules linked in: vxlan
| [  132.115205][   T12] Tainted: [W]=WARN
[  132.115303][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.115468][   T12] Workqueue: netns cleanup_net
[  132.115596][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  132.115758][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  132.116204][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[  132.116380][   T12] RAX: 00000000ffffffa6 RBX: ff11000015fb63c0 RCX: 1ff4000000018eaf
[  132.116566][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000015fb647c
[  132.116748][   T12] RBP: ff1100001c664000 R08: 1fe2200002bf6c91 R09: ff11000001aed1d0
[  132.116932][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[  132.117124][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001c074000
[  132.117312][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  132.117536][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.117691][   T12] CR2: 00007fb483566680 CR3: 000000000d14d002 CR4: 0000000000771ef0
[  132.117876][   T12] PKRU: 55555554
[  132.117972][   T12] Call Trace:
[  132.118064][   T12]  <TASK>
[  132.118129][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  132.118254][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[  132.118387][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  132.118482][   T12]  netif_close_many (net/core/dev.c:1804)
[  132.118609][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  132.118733][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  132.118887][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  132.119044][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  132.119170][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  132.119329][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  132.119459][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  132.119584][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  132.119710][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  132.119835][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  132.119963][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  132.120092][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  132.120216][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  132.120348][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  132.120475][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  132.120605][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  132.120731][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  132.120855][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  132.120983][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  132.121105][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.121230][   T12]  process_one_work (kernel/workqueue.c:3314)
[  132.121366][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  132.121495][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  132.121622][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  132.121749][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  132.121871][   T12]  kthread (kernel/kthread.c:436)
[  132.121967][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  132.122118][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.122242][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  132.122377][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  132.122536][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  132.122661][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.122786][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  132.124747][   T12] ------------[ cut here ]------------
| [  132.124867][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  132.125107][   T12] Modules linked in: vxlan
| [  132.125518][   T12] Tainted: [W]=WARN
[  132.125610][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.125763][   T12] Workqueue: netns cleanup_net
[  132.125890][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  132.126051][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  132.126507][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[  132.126662][   T12] RAX: 00000000ffffffa6 RBX: ff11000013641540 RCX: 1ff4000000018eaf
[  132.126843][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000136415fc
[  132.127034][   T12] RBP: ff1100001c074000 R08: 1fe22000026c82c1 R09: ff11000001aed1d0
[  132.127213][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[  132.127407][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001b361000
[  132.127590][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  132.127804][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.127957][   T12] CR2: 00007fb483566680 CR3: 000000000d14d002 CR4: 0000000000771ef0
[  132.128141][   T12] PKRU: 55555554
[  132.128234][   T12] Call Trace:
[  132.128329][   T12]  <TASK>
[  132.128399][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  132.128522][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[  132.128643][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  132.128737][   T12]  netif_close_many (net/core/dev.c:1804)
[  132.128867][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  132.128995][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  132.129148][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  132.129305][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  132.129442][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  132.129595][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  132.129718][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  132.129841][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  132.129969][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  132.130097][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  132.130222][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  132.130351][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  132.130482][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  132.130606][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  132.130728][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  132.130856][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  132.130983][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  132.131105][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  132.131228][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  132.131355][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.131485][   T12]  process_one_work (kernel/workqueue.c:3314)
[  132.131616][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  132.131736][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  132.131863][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  132.131989][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  132.132110][   T12]  kthread (kernel/kthread.c:436)
[  132.132203][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  132.132359][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.132485][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  132.132608][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  132.132759][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  132.132884][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.133008][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  132.134974][   T12] ------------[ cut here ]------------
| [  132.135093][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  132.135337][   T12] Modules linked in: vxlan
| [  132.135747][   T12] Tainted: [W]=WARN
[  132.135840][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.135995][   T12] Workqueue: netns cleanup_net
[  132.136120][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  132.136277][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  132.136720][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[  132.136873][   T12] RAX: 00000000ffffffa6 RBX: ff11000013758900 RCX: 1ff4000000018eaf
[  132.137058][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137589bc
[  132.137244][   T12] RBP: ff1100001b361000 R08: 1fe22000026eb139 R09: ff11000001aed1d0
[  132.137437][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[  132.137618][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[  132.137799][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  132.138014][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.138164][   T12] CR2: 00007fb483566680 CR3: 000000000d14d002 CR4: 0000000000771ef0
[  132.138351][   T12] PKRU: 55555554
[  132.138456][   T12] Call Trace:
[  132.138546][   T12]  <TASK>
[  132.138610][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[  132.138730][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[  132.138854][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[  132.138950][   T12]  netif_close_many (net/core/dev.c:1804)
[  132.139072][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[  132.139193][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[  132.139356][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[  132.139514][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  132.139636][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  132.139788][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  132.139914][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  132.140041][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  132.140167][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  132.140289][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  132.140424][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  132.140547][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  132.140672][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  132.140795][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  132.140916][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  132.141042][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  132.141163][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  132.141286][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  132.141417][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  132.141538][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.141662][   T12]  process_one_work (kernel/workqueue.c:3314)
[  132.141787][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  132.141907][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  132.142042][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  132.142166][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  132.142286][   T12]  kthread (kernel/kthread.c:436)
[  132.142386][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  132.142539][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.142661][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  132.142783][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  132.142934][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  132.143058][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.143180][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  132.145360][   T12] ------------[ cut here ]------------
| [  132.145486][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  132.145715][   T12] Modules linked in: vxlan
| [  132.146103][   T12] Tainted: [W]=WARN
[  132.146192][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.146559][   T12] Workqueue: netns cleanup_net
[  132.146682][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  132.146834][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  132.147257][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[  132.147414][   T12] RAX: 00000000ffffffa6 RBX: ff110000196cae40 RCX: 1ff4000000018ed5
[  132.147590][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000196caefc
[  132.147764][   T12] RBP: ff1100001c5f9000 R08: 1fe22000032d95e1 R09: ff11000001aed1d0
[  132.147936][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  132.148114][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  132.148289][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  132.148503][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.148653][   T12] CR2: 00007fb483566680 CR3: 000000000d14d002 CR4: 0000000000771ef0
[  132.148834][   T12] PKRU: 55555554
[  132.148921][   T12] Call Trace:
[  132.149010][   T12]  <TASK>
[  132.149071][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  132.149222][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  132.149379][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  132.149497][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  132.149615][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  132.149737][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  132.149856][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  132.149980][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  132.150098][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  132.150218][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  132.150347][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  132.150468][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  132.150589][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  132.150708][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  132.150825][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  132.150947][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  132.151068][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.151190][   T12]  process_one_work (kernel/workqueue.c:3314)
[  132.151312][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  132.151438][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  132.151561][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  132.151682][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  132.151799][   T12]  kthread (kernel/kthread.c:436)
[  132.151886][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  132.152036][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.152156][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  132.152275][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  132.152434][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  132.152553][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.152671][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  132.155075][   T12] ------------[ cut here ]------------
| [  132.155192][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  132.155432][   T12] Modules linked in: vxlan
| [  132.155911][   T12] Tainted: [W]=WARN
[  132.156005][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.156153][   T12] Workqueue: netns cleanup_net
[  132.156359][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  132.156518][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  132.157019][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[  132.157169][   T12] RAX: 00000000ffffffa6 RBX: ff110000196cb8c0 RCX: 1ff4000000018ed5
[  132.157428][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000196cb97c
[  132.157603][   T12] RBP: ff11000011c2c000 R08: 1fe22000032d9731 R09: ff11000001aed1d0
[  132.157777][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  132.158037][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  132.158215][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  132.158509][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.158658][   T12] CR2: 00007fb483566680 CR3: 000000000d14d002 CR4: 0000000000771ef0
[  132.158834][   T12] PKRU: 55555554
[  132.158923][   T12] Call Trace:
[  132.159084][   T12]  <TASK>
[  132.159146][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  132.159296][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  132.159453][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  132.159641][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  132.159759][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  132.159879][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  132.160004][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  132.160193][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  132.160309][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  132.160437][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  132.160561][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  132.160747][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  132.160865][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  132.160983][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  132.161100][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  132.161291][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  132.161414][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.161532][   T12]  process_one_work (kernel/workqueue.c:3314)
[  132.161651][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  132.161839][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  132.161963][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  132.162085][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  132.162203][   T12]  kthread (kernel/kthread.c:436)
[  132.162376][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  132.162523][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.162639][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  132.162756][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  132.162975][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  132.163092][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.163208][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  132.166177][   T12] ------------[ cut here ]------------
| [  132.166306][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  132.166925][   T12] Modules linked in: vxlan
| [  132.167333][   T12] Tainted: [W]=WARN
[  132.167433][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.167579][   T12] Workqueue: netns cleanup_net
[  132.167699][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  132.167846][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  132.168263][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[  132.168417][   T12] RAX: 00000000ffffffa6 RBX: ff1100001311c200 RCX: 1ff4000000018ed5
[  132.168594][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001311c2bc
[  132.168771][   T12] RBP: ff1100001b3d4000 R08: 1fe2200002623859 R09: ff11000001aed1d0
[  132.168952][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  132.169132][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  132.169308][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  132.169527][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.169671][   T12] CR2: 00007fb483566680 CR3: 000000000d14d002 CR4: 0000000000771ef0
[  132.169851][   T12] PKRU: 55555554
[  132.169938][   T12] Call Trace:
[  132.170027][   T12]  <TASK>
[  132.170089][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  132.170238][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  132.170396][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  132.170513][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  132.170629][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  132.170749][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  132.170867][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  132.170987][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  132.171103][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  132.171220][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  132.171347][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  132.171538][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  132.171656][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  132.171773][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  132.171887][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  132.172082][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  132.172198][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.172321][   T12]  process_one_work (kernel/workqueue.c:3314)
[  132.172446][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  132.172632][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  132.172753][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  132.172873][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  132.172992][   T12]  kthread (kernel/kthread.c:436)
[  132.173150][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  132.173295][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.173430][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  132.173549][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  132.173765][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  132.173882][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.174002][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  132.176783][   T12] ------------[ cut here ]------------
| [  132.176901][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  132.177202][   T12] Modules linked in: vxlan
| [  132.177605][   T12] Tainted: [W]=WARN
[  132.177766][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.177911][   T12] Workqueue: netns cleanup_net
[  132.178034][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  132.178184][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  132.178687][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[  132.178905][   T12] RAX: 00000000ffffffa6 RBX: ff1100001311de00 RCX: 1ff4000000018ed5
[  132.179082][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001311debc
[  132.179257][   T12] RBP: ff1100001c2e1000 R08: 1fe2200002623bd9 R09: ff11000001aed1d0
[  132.179513][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  132.179684][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  132.179930][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  132.180138][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.180284][   T12] CR2: 00007fb483566680 CR3: 000000000d14d002 CR4: 0000000000771ef0
[  132.180544][   T12] PKRU: 55555554
[  132.180631][   T12] Call Trace:
[  132.180724][   T12]  <TASK>
[  132.180784][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  132.180941][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  132.181160][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  132.181276][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  132.181405][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  132.181594][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  132.181713][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  132.181831][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  132.181950][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  132.182138][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  132.182260][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  132.182383][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  132.182502][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  132.182690][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  132.182805][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  132.182924][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  132.183042][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.183231][   T12]  process_one_work (kernel/workqueue.c:3314)
[  132.183357][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  132.183478][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  132.183599][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  132.183789][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  132.183907][   T12]  kthread (kernel/kthread.c:436)
[  132.183998][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  132.184146][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.184340][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  132.184464][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  132.184610][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  132.184727][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.184915][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  132.187799][   T12] ------------[ cut here ]------------
| [  132.187920][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  132.188219][   T12] Modules linked in: vxlan
| [  132.188616][   T12] Tainted: [W]=WARN
[  132.188779][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.188922][   T12] Workqueue: netns cleanup_net
[  132.189044][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  132.189193][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  132.189697][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[  132.189915][   T12] RAX: 00000000ffffffa6 RBX: ff11000013f6eac0 RCX: 1ff4000000018ed5
[  132.190092][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013f6eb7c
[  132.190275][   T12] RBP: ff11000012989000 R08: 1fe22000027edd71 R09: ff11000001aed1d0
[  132.190533][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  132.190707][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  132.190883][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  132.191163][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.191310][   T12] CR2: 00007fb483566680 CR3: 000000000d14d002 CR4: 0000000000771ef0
[  132.191571][   T12] PKRU: 55555554
[  132.191657][   T12] Call Trace:
[  132.191743][   T12]  <TASK>
[  132.191804][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  132.191955][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  132.192174][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  132.192290][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  132.192414][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  132.192534][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  132.192723][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  132.192840][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  132.192959][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  132.193078][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  132.193267][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  132.193390][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  132.193511][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  132.193627][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  132.193813][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  132.193932][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  132.194051][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.194172][   T12]  process_one_work (kernel/workqueue.c:3314)
[  132.194373][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  132.194490][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  132.194612][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  132.194734][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  132.194922][   T12]  kthread (kernel/kthread.c:436)
[  132.195012][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  132.195157][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.195274][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  132.195472][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  132.195616][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  132.195732][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.195920][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  132.203379][   T12] ------------[ cut here ]------------
| [  132.203506][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [  132.203739][   T12] Modules linked in: vxlan
| [  132.204133][   T12] Tainted: [W]=WARN
[  132.204224][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.204427][   T12] Workqueue: netns cleanup_net
[  132.204549][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  132.204701][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  132.205123][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[  132.205270][   T12] RAX: 00000000ffffffa6 RBX: ff11000013714740 RCX: 1ff4000000018ed5
[  132.205526][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000137147fc
[  132.205706][   T12] RBP: ff11000016f04000 R08: 1fe22000026e2901 R09: ff11000001aed1d0
[  132.205885][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  132.206070][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  132.206250][   T12] FS:  0000000000000000(0000) GS:ff110000bea47000(0000) knlGS:0000000000000000
[  132.206532][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.206685][   T12] CR2: 00007fb483566680 CR3: 000000000d14d002 CR4: 0000000000771ef0
[  132.206869][   T12] PKRU: 55555554
[  132.206965][   T12] Call Trace:
[  132.207054][   T12]  <TASK>
[  132.207116][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  132.207266][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  132.207496][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  132.207613][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  132.207732][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  132.207851][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  132.207980][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  132.208102][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  132.208220][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  132.208416][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  132.208545][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  132.208661][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  132.208780][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  132.208899][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  132.209022][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  132.209141][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  132.209258][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.209451][   T12]  process_one_work (kernel/workqueue.c:3314)
[  132.209573][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  132.209690][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  132.209812][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  132.209935][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  132.210063][   T12]  kthread (kernel/kthread.c:436)
[  132.210155][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  132.210302][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.210496][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  132.210615][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  132.210761][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  132.210877][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.211000][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  132.215856][   T12] ------------[ cut here ]------------
| [  132.215993][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  132.216224][   T12] Modules linked in: vxlan
| [  132.217572][   T12] Tainted: [W]=WARN
[  132.217668][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.217814][   T12] Workqueue: netns cleanup_net
[  132.217936][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  132.218099][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  132.218630][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[  132.218778][   T12] RAX: 00000000ffffffa6 RBX: ff110000137151c0 RCX: 1ff4000000018ed5
[  132.218954][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001371527c
[  132.219129][   T12] RBP: ff11000016f79000 R08: 1fe22000026e2a51 R09: ff11000001aed1d0
[  132.219307][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  132.219589][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  132.219768][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  132.219979][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.220130][   T12] CR2: 000055669eb10d5c CR3: 0000000012f44006 CR4: 0000000000771ef0
[  132.220312][   T12] PKRU: 55555554
[  132.220434][   T12] Call Trace:
[  132.220523][   T12]  <TASK>
[  132.220586][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  132.220739][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  132.220887][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  132.221010][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  132.221128][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  132.221248][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  132.221381][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  132.221501][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  132.221622][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  132.221740][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  132.221862][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  132.221980][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  132.222100][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  132.222220][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  132.222347][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  132.222476][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  132.222594][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.222714][   T12]  process_one_work (kernel/workqueue.c:3314)
[  132.222834][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  132.222953][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  132.223075][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  132.223199][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  132.223325][   T12]  kthread (kernel/kthread.c:436)
[  132.223419][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  132.223566][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.223686][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  132.223806][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  132.223954][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  132.224074][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.224192][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  132.226552][   T12] ------------[ cut here ]------------
| [  132.226680][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  132.226914][   T12] Modules linked in: vxlan
| [  132.227306][   T12] Tainted: [W]=WARN
[  132.227673][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.227826][   T12] Workqueue: netns cleanup_net
[  132.227953][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  132.228110][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  132.228649][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[  132.228799][   T12] RAX: 00000000ffffffa6 RBX: ff11000013715c40 RCX: 1ff4000000018ed5
[  132.228975][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013715cfc
[  132.229152][   T12] RBP: ff1100001c7b1000 R08: 1fe22000026e2ba1 R09: ff11000001aed1d0
[  132.229428][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  132.229609][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  132.229877][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  132.230089][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.230237][   T12] CR2: 000055669eb10d5c CR3: 0000000012f44006 CR4: 0000000000771ef0
[  132.230523][   T12] PKRU: 55555554
[  132.230611][   T12] Call Trace:
[  132.230699][   T12]  <TASK>
[  132.230762][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  132.230917][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  132.231066][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  132.231185][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  132.231308][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  132.231529][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  132.231650][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  132.231768][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  132.231885][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  132.232008][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  132.232130][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  132.232249][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  132.232384][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  132.232504][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  132.232623][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  132.232745][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  132.232865][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.232986][   T12]  process_one_work (kernel/workqueue.c:3314)
[  132.233109][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  132.233229][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  132.233361][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  132.233489][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  132.233606][   T12]  kthread (kernel/kthread.c:436)
[  132.233695][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  132.233843][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.233966][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  132.234086][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  132.234233][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  132.234359][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.234486][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  132.236741][   T12] ------------[ cut here ]------------
| [  132.236860][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [  132.237099][   T12] Modules linked in: vxlan
| [  132.237904][   T12] Tainted: [W]=WARN
[  132.237996][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.238142][   T12] Workqueue: netns cleanup_net
[  132.238265][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  132.238476][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  132.238896][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[  132.239046][   T12] RAX: 00000000ffffffa6 RBX: ff1100001ad5aac0 RCX: 1ff4000000018ed5
[  132.239227][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001ad5ab7c
[  132.239455][   T12] RBP: ff1100001c291000 R08: 1fe22000035ab571 R09: ff11000001aed1d0
[  132.239632][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  132.239814][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  132.240039][   T12] FS:  0000000000000000(0000) GS:ff110000be8c7000(0000) knlGS:0000000000000000
[  132.240248][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.240453][   T12] CR2: 000055669eb10d5c CR3: 0000000012f44006 CR4: 0000000000771ef0
[  132.240635][   T12] PKRU: 55555554
[  132.240722][   T12] Call Trace:
[  132.240810][   T12]  <TASK>
[  132.240871][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  132.241027][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  132.241177][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  132.241296][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  132.241476][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  132.241605][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  132.241723][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  132.241841][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  132.241966][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  132.242087][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  132.242211][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  132.242385][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  132.242507][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  132.242673][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  132.242792][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  132.242911][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  132.243036][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.243156][   T12]  process_one_work (kernel/workqueue.c:3314)
[  132.243278][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  132.243448][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  132.243578][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  132.243700][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  132.243820][   T12]  kthread (kernel/kthread.c:436)
[  132.243909][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  132.244060][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.244180][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  132.244298][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  132.244506][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  132.244627][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.244746][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  132.256806][   T12] ------------[ cut here ]------------
| [  132.256944][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  132.257178][   T12] Modules linked in: vxlan
| [  132.257581][   T12] Tainted: [W]=WARN
[  132.257670][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.257818][   T12] Workqueue: netns cleanup_net
[  132.257944][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  132.258097][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  132.258544][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[  132.258692][   T12] RAX: 00000000ffffffa6 RBX: ff11000016e8ac80 RCX: 1ff4000000018ed5
[  132.258865][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000016e8ad3c
[  132.259040][   T12] RBP: ff11000016cb4000 R08: 1fe2200002dd15a9 R09: ff11000001aed1d0
[  132.259215][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  132.259403][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  132.259583][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  132.259789][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.259934][   T12] CR2: 00007fa6efc08574 CR3: 000000000d14d005 CR4: 0000000000771ef0
[  132.260112][   T12] PKRU: 55555554
[  132.260202][   T12] Call Trace:
[  132.260290][   T12]  <TASK>
[  132.260359][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  132.260513][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  132.260672][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  132.260788][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  132.260905][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  132.261030][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  132.261148][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  132.261265][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  132.261404][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  132.261525][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  132.261643][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  132.261758][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  132.261878][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  132.261999][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  132.262115][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  132.262240][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  132.262413][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.262535][   T12]  process_one_work (kernel/workqueue.c:3314)
[  132.262654][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  132.262815][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  132.262937][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  132.263062][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  132.263178][   T12]  kthread (kernel/kthread.c:436)
[  132.263267][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  132.263468][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.263585][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  132.263702][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  132.263847][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  132.263967][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.264084][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  132.267060][   T12] ------------[ cut here ]------------
| [  132.267190][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [  132.267512][   T12] Modules linked in: vxlan
| [  132.267949][   T12] Tainted: [W]=WARN
[  132.268042][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.268186][   T12] Workqueue: netns cleanup_net
[  132.268309][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  132.268482][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  132.268904][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[  132.269055][   T12] RAX: 00000000ffffffa6 RBX: ff11000016e8aac0 RCX: 1ff4000000018ed5
[  132.269227][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000016e8ab7c
[  132.269413][   T12] RBP: ff1100001af49000 R08: 1fe2200002dd1571 R09: ff11000001aed1d0
[  132.269583][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  132.269754][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  132.269927][   T12] FS:  0000000000000000(0000) GS:ff110000be947000(0000) knlGS:0000000000000000
[  132.270132][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.270275][   T12] CR2: 00007fa6efc08574 CR3: 000000000d14d005 CR4: 0000000000771ef0
[  132.270514][   T12] PKRU: 55555554
[  132.270650][   T12] Call Trace:
[  132.270736][   T12]  <TASK>
[  132.270796][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  132.270947][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  132.271092][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  132.271207][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  132.271379][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  132.271500][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  132.271615][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  132.271730][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  132.271845][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  132.271967][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  132.272084][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  132.272201][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  132.272378][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  132.272496][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  132.272610][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  132.272727][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  132.272841][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.272962][   T12]  process_one_work (kernel/workqueue.c:3314)
[  132.273081][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  132.273198][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  132.273363][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  132.273489][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  132.273605][   T12]  kthread (kernel/kthread.c:436)
[  132.273692][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  132.273837][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.273953][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  132.274068][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  132.274210][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  132.274377][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.274494][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  132.277812][   T12] ------------[ cut here ]------------
| [  132.278044][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  132.278503][   T12] Modules linked in: vxlan
| [  132.279240][   T12] Tainted: [W]=WARN
[  132.279473][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.279769][   T12] Workqueue: netns cleanup_net
[  132.280019][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  132.280340][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  132.281086][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[  132.281404][   T12] RAX: 00000000ffffffa6 RBX: ff1100001311da80 RCX: 1ff4000000018ed5
[  132.281742][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001311db3c
[  132.282072][   T12] RBP: ff1100001059c000 R08: 1fe2200002623b69 R09: ff11000001aed1d0
[  132.282434][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  132.282771][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  132.283109][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  132.283523][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.283820][   T12] CR2: 000055669eb10d5c CR3: 000000000d14d005 CR4: 0000000000771ef0
[  132.284155][   T12] PKRU: 55555554
[  132.284375][   T12] Call Trace:
[  132.284571][   T12]  <TASK>
[  132.284721][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  132.285015][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  132.285311][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  132.285582][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  132.285826][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  132.286065][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  132.286333][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  132.286587][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  132.286832][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  132.287086][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  132.287353][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  132.287605][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  132.287856][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  132.288103][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  132.288365][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  132.288622][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  132.288872][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.289119][   T12]  process_one_work (kernel/workqueue.c:3314)
[  132.289398][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  132.289678][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  132.289939][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  132.290180][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  132.290452][   T12]  kthread (kernel/kthread.c:436)
[  132.290656][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  132.290946][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.291191][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  132.291463][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  132.291759][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  132.292003][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.292251][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  132.296602][   T12] ------------[ cut here ]------------
| [  132.296840][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  132.297268][   T12] Modules linked in: vxlan
| [  132.298025][   T12] Tainted: [W]=WARN
[  132.298255][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.298578][   T12] Workqueue: netns cleanup_net
[  132.298831][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  132.299134][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  132.299893][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[  132.300194][   T12] RAX: 00000000ffffffa6 RBX: ff11000013f6e740 RCX: 1ff4000000018ed5
[  132.300559][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000013f6e7fc
[  132.300900][   T12] RBP: ff1100001aa04000 R08: 1fe22000027edd01 R09: ff11000001aed1d0
[  132.301237][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  132.301603][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  132.301942][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  132.302330][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.302631][   T12] CR2: 000055669eb10d5c CR3: 000000000d14d005 CR4: 0000000000771ef0
[  132.302977][   T12] PKRU: 55555554
[  132.303171][   T12] Call Trace:
[  132.303422][   T12]  <TASK>
[  132.303581][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  132.303915][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  132.304203][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  132.304472][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  132.304721][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  132.304973][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  132.305227][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  132.305499][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  132.305746][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  132.305992][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  132.306242][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  132.306513][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  132.306765][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  132.307014][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  132.307258][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  132.307534][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  132.307779][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.308059][   T12]  process_one_work (kernel/workqueue.c:3314)
[  132.308330][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  132.308587][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  132.308846][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  132.309103][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  132.309364][   T12]  kthread (kernel/kthread.c:436)
[  132.309573][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  132.309866][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.310111][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  132.310383][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  132.310686][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  132.310930][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.311179][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  132.315866][   T12] ------------[ cut here ]------------
| [  132.316091][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  132.318180][   T12] Modules linked in: vxlan
| [  132.319174][   T12] Tainted: [W]=WARN
[  132.319512][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.319887][   T12] Workqueue: netns cleanup_net
[  132.320190][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  132.320568][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  132.321436][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[  132.321819][   T12] RAX: 00000000ffffffa6 RBX: ff1100001af89700 RCX: 1ff4000000018ed5
[  132.322245][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001af897bc
[  132.322697][   T12] RBP: ff1100001b7fc000 R08: 1fe22000035f12f9 R09: ff11000001aed1d0
[  132.323120][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  132.323568][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  132.323986][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  132.324477][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.324853][   T12] CR2: 000055669eb10d5c CR3: 000000000d14d005 CR4: 0000000000771ef0
[  132.325280][   T12] PKRU: 55555554
[  132.325582][   T12] Call Trace:
[  132.325863][   T12]  <TASK>
[  132.326099][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  132.326518][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  132.326896][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  132.327231][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  132.327594][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  132.327932][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  132.328263][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  132.328616][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  132.328945][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  132.329263][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  132.329665][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  132.330069][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  132.330530][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  132.330909][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  132.331154][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  132.331428][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  132.331678][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.331931][   T12]  process_one_work (kernel/workqueue.c:3314)
[  132.332183][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  132.332454][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  132.332712][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  132.332967][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  132.333198][   T12]  kthread (kernel/kthread.c:436)
[  132.333425][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  132.333723][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.333970][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  132.334218][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  132.334535][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  132.334785][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.335032][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  132.342876][   T12] ------------[ cut here ]------------
| [  132.343117][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  132.344442][   T12] Modules linked in: vxlan
| [  132.345365][   T12] Tainted: [W]=WARN
[  132.345655][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.346032][   T12] Workqueue: netns cleanup_net
[  132.346397][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  132.346801][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  132.347655][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[  132.348032][   T12] RAX: 00000000ffffffa6 RBX: ff1100001af89540 RCX: 1ff4000000018ed5
[  132.348484][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100001af895fc
[  132.348907][   T12] RBP: ff1100001bc0c000 R08: 1fe22000035f12c1 R09: ff11000001aed1d0
[  132.349307][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  132.349837][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  132.350260][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  132.350755][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.351130][   T12] CR2: 000055669eb10d5c CR3: 000000000d14d005 CR4: 0000000000771ef0
[  132.351582][   T12] PKRU: 55555554
[  132.351858][   T12] Call Trace:
[  132.352135][   T12]  <TASK>
[  132.352402][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  132.352786][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  132.353156][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  132.353543][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  132.353876][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  132.354199][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  132.354559][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  132.354896][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  132.355229][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  132.355592][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  132.355929][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  132.356257][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  132.356621][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  132.357049][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  132.357485][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  132.357962][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  132.358402][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.358661][   T12]  process_one_work (kernel/workqueue.c:3314)
[  132.358917][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  132.359165][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  132.359447][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  132.359703][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  132.359963][   T12]  kthread (kernel/kthread.c:436)
[  132.360163][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  132.360518][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.360769][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  132.361015][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  132.361364][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  132.361620][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.361882][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  132.367074][   T12] ------------[ cut here ]------------
| [  132.367311][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  132.367760][   T12] Modules linked in: vxlan
| [  132.368515][   T12] Tainted: [W]=WARN
[  132.368757][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.369047][   T12] Workqueue: netns cleanup_net
[  132.369309][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  132.369642][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  132.371026][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[  132.371430][   T12] RAX: 00000000ffffffa6 RBX: ff11000016bb0e40 RCX: 1ff4000000018ed5
[  132.371853][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000016bb0efc
[  132.372272][   T12] RBP: ff11000001dd4000 R08: 1fe2200002d761e1 R09: ff11000001aed1d0
[  132.372715][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  132.373143][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  132.373595][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  132.374063][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.374464][   T12] CR2: 000055669eb10d5c CR3: 000000000d14d005 CR4: 0000000000771ef0
[  132.374889][   T12] PKRU: 55555554
[  132.375147][   T12] Call Trace:
[  132.375453][   T12]  <TASK>
[  132.375713][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  132.376165][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  132.376635][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  132.376956][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  132.377282][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  132.377640][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  132.377970][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  132.378301][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  132.378657][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  132.378984][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  132.379414][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  132.379741][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  132.380078][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  132.380435][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  132.380760][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  132.381087][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  132.381438][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.381773][   T12]  process_one_work (kernel/workqueue.c:3314)
[  132.382107][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  132.382528][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  132.382869][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  132.383190][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  132.383547][   T12]  kthread (kernel/kthread.c:436)
[  132.383826][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  132.384201][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.384554][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  132.384881][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  132.385255][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  132.385609][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.385939][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  132.392162][   T12] ------------[ cut here ]------------
| [  132.392417][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  132.392840][   T12] Modules linked in: vxlan
| [  132.394470][   T12] Tainted: [W]=WARN
[  132.394848][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.395215][   T12] Workqueue: netns cleanup_net
[  132.395584][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  132.395971][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  132.396822][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[  132.397198][   T12] RAX: 00000000ffffffa6 RBX: ff11000016bb1000 RCX: 1ff4000000018ed5
[  132.397642][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000016bb10bc
[  132.398060][   T12] RBP: ff1100001c449000 R08: 1fe2200002d76219 R09: ff11000001aed1d0
[  132.398503][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  132.398920][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  132.399338][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  132.399818][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.400189][   T12] CR2: 000055669eb10d5c CR3: 000000000d14d005 CR4: 0000000000771ef0
[  132.400637][   T12] PKRU: 55555554
[  132.400928][   T12] Call Trace:
[  132.401212][   T12]  <TASK>
[  132.401468][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  132.401849][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  132.402220][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  132.402576][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  132.402903][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  132.403229][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  132.403590][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  132.403921][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  132.404194][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  132.404501][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  132.404785][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  132.405027][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  132.405282][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  132.405557][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  132.405801][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  132.406062][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  132.406316][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.406591][   T12]  process_one_work (kernel/workqueue.c:3314)
[  132.406848][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  132.407089][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  132.407363][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  132.407631][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  132.407878][   T12]  kthread (kernel/kthread.c:436)
[  132.408076][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  132.408391][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.408639][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  132.408891][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  132.409185][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  132.409456][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.409703][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  132.428278][   T12] ------------[ cut here ]------------
| [  132.428540][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  132.429000][   T12] Modules linked in: vxlan
| [  132.429767][   T12] Tainted: [W]=WARN
[  132.429965][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.430258][   T12] Workqueue: netns cleanup_net
[  132.430539][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  132.430847][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  132.431613][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[  132.431942][   T12] RAX: 00000000ffffffa6 RBX: ff11000014e2b700 RCX: 1ff4000000018ed5
[  132.432238][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014e2b7bc
[  132.432551][   T12] RBP: ff1100001c664000 R08: 1fe22000029c56f9 R09: ff11000001aed1d0
[  132.432890][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  132.433231][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  132.433601][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  132.434015][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.434334][   T12] CR2: 000055669eb10d5c CR3: 000000000d14d005 CR4: 0000000000771ef0
[  132.434687][   T12] PKRU: 55555554
[  132.434885][   T12] Call Trace:
[  132.435082][   T12]  <TASK>
[  132.435238][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  132.435572][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  132.435867][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  132.436102][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  132.436382][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  132.436639][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  132.436892][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  132.437141][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  132.437420][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  132.437675][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  132.437930][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  132.438204][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  132.438484][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  132.438739][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  132.438984][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  132.439237][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  132.439512][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.439765][   T12]  process_one_work (kernel/workqueue.c:3314)
[  132.440016][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  132.440258][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  132.440540][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  132.440795][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  132.441045][   T12]  kthread (kernel/kthread.c:436)
[  132.441245][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  132.441567][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.441813][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  132.442061][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  132.442382][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  132.442630][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.442882][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  132.447219][   T12] ------------[ cut here ]------------
| [  132.447508][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  132.447931][   T12] Modules linked in: vxlan
| [  132.448692][   T12] Tainted: [W]=WARN
[  132.448922][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.449199][   T12] Workqueue: netns cleanup_net
[  132.449480][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  132.449786][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  132.450552][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[  132.450849][   T12] RAX: 00000000ffffffa6 RBX: ff11000014e2b380 RCX: 1ff4000000018ed5
[  132.451191][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000014e2b43c
[  132.451593][   T12] RBP: ff1100001c074000 R08: 1fe22000029c5689 R09: ff11000001aed1d0
[  132.451961][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  132.452304][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  132.452669][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  132.453046][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.453349][   T12] CR2: 000055669eb10d5c CR3: 000000000d14d005 CR4: 0000000000771ef0
[  132.453706][   T12] PKRU: 55555554
[  132.453900][   T12] Call Trace:
[  132.454096][   T12]  <TASK>
[  132.454249][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  132.454574][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  132.454899][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  132.455147][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  132.455423][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  132.455676][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  132.455925][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  132.456174][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  132.456448][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  132.456700][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  132.456950][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  132.457181][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  132.457463][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  132.457713][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  132.457954][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  132.458203][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  132.458481][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.458730][   T12]  process_one_work (kernel/workqueue.c:3314)
[  132.458983][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  132.459234][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  132.459517][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  132.459774][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  132.460019][   T12]  kthread (kernel/kthread.c:436)
[  132.460220][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  132.460543][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.460795][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  132.461046][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  132.461356][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  132.461614][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.461862][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  132.480262][   T12] ------------[ cut here ]------------
| [  132.481382][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [  132.481896][   T12] Modules linked in: vxlan
| [  132.482828][   T12] Tainted: [W]=WARN
[  132.483092][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  132.483521][   T12] Workqueue: netns cleanup_net
[  132.483867][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[  132.484258][   T12] 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 e8 b2 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 e8 b2 f0 ff       	call   0xfffffffffff0b324
  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 e8 b2 f0 ff       	call   0xfffffffffff0b2fa
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  132.485107][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[  132.485511][   T12] RAX: 00000000ffffffa6 RBX: ff11000010c578c0 RCX: 1ff4000000018ed5
[  132.485934][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000010c5797c
[  132.486383][   T12] RBP: ff1100001b361000 R08: 1fe220000218af31 R09: ff11000001aed1d0
[  132.486809][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  132.487209][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  132.487663][   T12] FS:  0000000000000000(0000) GS:ff110000be9c7000(0000) knlGS:0000000000000000
[  132.488136][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  132.488541][   T12] CR2: 000055669eb10d5c CR3: 000000000d14d005 CR4: 0000000000771ef0
[  132.488967][   T12] PKRU: 55555554
[  132.489243][   T12] Call Trace:
[  132.489548][   T12]  <TASK>
[  132.489818][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[  132.490203][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[  132.490603][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  132.490933][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  132.491261][   T12]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[  132.491640][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[  132.492076][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[  132.492526][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[  132.492959][   T12]  ? fou_exit_net (net/ipv4/fou_core.c:1228)
[  132.493399][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[  132.493817][   T12]  ? netns_install (./include/linux/ns_common.h:26)
[  132.494224][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[  132.494667][   T12]  cleanup_net (net/core/net_namespace.c:702)
[  132.495080][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  132.495503][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[  132.495905][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[  132.496233][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[  132.496593][   T12]  process_one_work (kernel/workqueue.c:3314)
[  132.496932][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[  132.497259][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[  132.497755][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[  132.498094][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[  132.498448][   T12]  kthread (kernel/kthread.c:436)
[  132.498728][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  132.499100][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[  132.499456][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  132.499793][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[  132.500172][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  132.500567][   T12]  ? kthread_affine_node (kernel/kthread.c:378)


Finger prints:
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:register_netdevice:register_netdev:loopback_net_init
rtmsg_ifinfo_build_skb:rtmsg_ifinfo_newnet:__dev_change_net_namespace:rtnl_newlink:rtnetlink_rcv_msg
rtmsg_ifinfo_build_skb:unregister_netdevice_many_notify:ops_undo_list:cleanup_net:process_one_work
rtmsg_ifinfo_build_skb:rtnetlink_event:notifier_call_chain:__netdev_upper_dev_link:netdev_master_upper_dev_link
rtmsg_ifinfo_build_skb:rtnetlink_event:notifier_call_chain:netdev_compute_master_upper_features:br_add_if
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:register_netdevice:register_netdev:ip6_tnl_init_net
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:register_netdevice:register_netdev:vti6_init_net
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
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:netif_change_flags:rtnl_newlink
rtmsg_ifinfo_build_skb:rtnetlink_event:notifier_call_chain:netdev_compute_master_upper_features:br_del_if
rtmsg_ifinfo_build_skb:rtnetlink_event:notifier_call_chain:__netdev_upper_dev_unlink:netdev_upper_dev_unlink
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:register_netdevice:register_netdev:sit_init_net
rtmsg_ifinfo_build_skb:rtnetlink_event:notifier_call_chain:call_netdevice_notifiers:br_del_if
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_close_many:unregister_netdevice_many_notify:default_device_exit_batch
rtmsg_ifinfo_build_skb:rtnetlink_event:notifier_call_chain:netif_set_mtu_ext:netif_set_mtu
rtmsg_ifinfo_build_skb:unregister_netdevice_many_notify:vxlan_netdevice_event:notifier_call_chain:unregister_netdevice_many_notify
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_state_change:__linkwatch_run_queue:linkwatch_event
rtmsg_ifinfo_build_skb:rtnetlink_event:notifier_call_chain:call_netdevice_notifiers:br_add_if
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_state_change:linkwatch_sync_dev:rtnl_getlink
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:rtnl_configure_link:__vxlan_dev_create
rtmsg_ifinfo_build_skb:rtnetlink_event:notifier_call_chain:netif_change_name:rtnl_newlink
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_close_many:vlan_device_event:notifier_call_chain
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_close_many:unregister_netdevice_many_notify:vxlan_netdevice_event
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_close_many:unregister_netdevice_many_notify:ops_undo_list
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:__dev_set_promiscuity:netif_set_promiscuity
rtmsg_ifinfo_build_skb:unregister_netdevice_many_notify:vlan_device_event:notifier_call_chain:unregister_netdevice_many_notify
rtmsg_ifinfo_build_skb:rtnetlink_event:notifier_call_chain:__netdev_upper_dev_link:netdev_upper_dev_link
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_change_net_namespace:rtnl_newlink:rtnetlink_rcv_msg
rtmsg_ifinfo_build_skb:unregister_netdevice_many_notify:default_device_exit_batch:ops_undo_list:cleanup_net
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:register_netdevice:__ip_tunnel_create:ip_tunnel_init_net